Source file src/cmd/compile/internal/ssa/rewriteARM64.go

     1  // Code generated from gen/ARM64.rules; DO NOT EDIT.
     2  // generated with: cd gen; go run *.go
     3  
     4  package ssa
     5  
     6  import "cmd/compile/internal/types"
     7  
     8  func rewriteValueARM64(v *Value) bool {
     9  	switch v.Op {
    10  	case OpARM64ADCSflags:
    11  		return rewriteValueARM64_OpARM64ADCSflags(v)
    12  	case OpARM64ADD:
    13  		return rewriteValueARM64_OpARM64ADD(v)
    14  	case OpARM64ADDconst:
    15  		return rewriteValueARM64_OpARM64ADDconst(v)
    16  	case OpARM64ADDshiftLL:
    17  		return rewriteValueARM64_OpARM64ADDshiftLL(v)
    18  	case OpARM64ADDshiftRA:
    19  		return rewriteValueARM64_OpARM64ADDshiftRA(v)
    20  	case OpARM64ADDshiftRL:
    21  		return rewriteValueARM64_OpARM64ADDshiftRL(v)
    22  	case OpARM64AND:
    23  		return rewriteValueARM64_OpARM64AND(v)
    24  	case OpARM64ANDconst:
    25  		return rewriteValueARM64_OpARM64ANDconst(v)
    26  	case OpARM64ANDshiftLL:
    27  		return rewriteValueARM64_OpARM64ANDshiftLL(v)
    28  	case OpARM64ANDshiftRA:
    29  		return rewriteValueARM64_OpARM64ANDshiftRA(v)
    30  	case OpARM64ANDshiftRL:
    31  		return rewriteValueARM64_OpARM64ANDshiftRL(v)
    32  	case OpARM64ANDshiftRO:
    33  		return rewriteValueARM64_OpARM64ANDshiftRO(v)
    34  	case OpARM64BIC:
    35  		return rewriteValueARM64_OpARM64BIC(v)
    36  	case OpARM64BICshiftLL:
    37  		return rewriteValueARM64_OpARM64BICshiftLL(v)
    38  	case OpARM64BICshiftRA:
    39  		return rewriteValueARM64_OpARM64BICshiftRA(v)
    40  	case OpARM64BICshiftRL:
    41  		return rewriteValueARM64_OpARM64BICshiftRL(v)
    42  	case OpARM64BICshiftRO:
    43  		return rewriteValueARM64_OpARM64BICshiftRO(v)
    44  	case OpARM64CMN:
    45  		return rewriteValueARM64_OpARM64CMN(v)
    46  	case OpARM64CMNW:
    47  		return rewriteValueARM64_OpARM64CMNW(v)
    48  	case OpARM64CMNWconst:
    49  		return rewriteValueARM64_OpARM64CMNWconst(v)
    50  	case OpARM64CMNconst:
    51  		return rewriteValueARM64_OpARM64CMNconst(v)
    52  	case OpARM64CMNshiftLL:
    53  		return rewriteValueARM64_OpARM64CMNshiftLL(v)
    54  	case OpARM64CMNshiftRA:
    55  		return rewriteValueARM64_OpARM64CMNshiftRA(v)
    56  	case OpARM64CMNshiftRL:
    57  		return rewriteValueARM64_OpARM64CMNshiftRL(v)
    58  	case OpARM64CMP:
    59  		return rewriteValueARM64_OpARM64CMP(v)
    60  	case OpARM64CMPW:
    61  		return rewriteValueARM64_OpARM64CMPW(v)
    62  	case OpARM64CMPWconst:
    63  		return rewriteValueARM64_OpARM64CMPWconst(v)
    64  	case OpARM64CMPconst:
    65  		return rewriteValueARM64_OpARM64CMPconst(v)
    66  	case OpARM64CMPshiftLL:
    67  		return rewriteValueARM64_OpARM64CMPshiftLL(v)
    68  	case OpARM64CMPshiftRA:
    69  		return rewriteValueARM64_OpARM64CMPshiftRA(v)
    70  	case OpARM64CMPshiftRL:
    71  		return rewriteValueARM64_OpARM64CMPshiftRL(v)
    72  	case OpARM64CSEL:
    73  		return rewriteValueARM64_OpARM64CSEL(v)
    74  	case OpARM64CSEL0:
    75  		return rewriteValueARM64_OpARM64CSEL0(v)
    76  	case OpARM64CSETM:
    77  		return rewriteValueARM64_OpARM64CSETM(v)
    78  	case OpARM64CSINC:
    79  		return rewriteValueARM64_OpARM64CSINC(v)
    80  	case OpARM64CSINV:
    81  		return rewriteValueARM64_OpARM64CSINV(v)
    82  	case OpARM64CSNEG:
    83  		return rewriteValueARM64_OpARM64CSNEG(v)
    84  	case OpARM64DIV:
    85  		return rewriteValueARM64_OpARM64DIV(v)
    86  	case OpARM64DIVW:
    87  		return rewriteValueARM64_OpARM64DIVW(v)
    88  	case OpARM64EON:
    89  		return rewriteValueARM64_OpARM64EON(v)
    90  	case OpARM64EONshiftLL:
    91  		return rewriteValueARM64_OpARM64EONshiftLL(v)
    92  	case OpARM64EONshiftRA:
    93  		return rewriteValueARM64_OpARM64EONshiftRA(v)
    94  	case OpARM64EONshiftRL:
    95  		return rewriteValueARM64_OpARM64EONshiftRL(v)
    96  	case OpARM64EONshiftRO:
    97  		return rewriteValueARM64_OpARM64EONshiftRO(v)
    98  	case OpARM64Equal:
    99  		return rewriteValueARM64_OpARM64Equal(v)
   100  	case OpARM64FADDD:
   101  		return rewriteValueARM64_OpARM64FADDD(v)
   102  	case OpARM64FADDS:
   103  		return rewriteValueARM64_OpARM64FADDS(v)
   104  	case OpARM64FCMPD:
   105  		return rewriteValueARM64_OpARM64FCMPD(v)
   106  	case OpARM64FCMPS:
   107  		return rewriteValueARM64_OpARM64FCMPS(v)
   108  	case OpARM64FMOVDfpgp:
   109  		return rewriteValueARM64_OpARM64FMOVDfpgp(v)
   110  	case OpARM64FMOVDgpfp:
   111  		return rewriteValueARM64_OpARM64FMOVDgpfp(v)
   112  	case OpARM64FMOVDload:
   113  		return rewriteValueARM64_OpARM64FMOVDload(v)
   114  	case OpARM64FMOVDloadidx:
   115  		return rewriteValueARM64_OpARM64FMOVDloadidx(v)
   116  	case OpARM64FMOVDloadidx8:
   117  		return rewriteValueARM64_OpARM64FMOVDloadidx8(v)
   118  	case OpARM64FMOVDstore:
   119  		return rewriteValueARM64_OpARM64FMOVDstore(v)
   120  	case OpARM64FMOVDstoreidx:
   121  		return rewriteValueARM64_OpARM64FMOVDstoreidx(v)
   122  	case OpARM64FMOVDstoreidx8:
   123  		return rewriteValueARM64_OpARM64FMOVDstoreidx8(v)
   124  	case OpARM64FMOVSload:
   125  		return rewriteValueARM64_OpARM64FMOVSload(v)
   126  	case OpARM64FMOVSloadidx:
   127  		return rewriteValueARM64_OpARM64FMOVSloadidx(v)
   128  	case OpARM64FMOVSloadidx4:
   129  		return rewriteValueARM64_OpARM64FMOVSloadidx4(v)
   130  	case OpARM64FMOVSstore:
   131  		return rewriteValueARM64_OpARM64FMOVSstore(v)
   132  	case OpARM64FMOVSstoreidx:
   133  		return rewriteValueARM64_OpARM64FMOVSstoreidx(v)
   134  	case OpARM64FMOVSstoreidx4:
   135  		return rewriteValueARM64_OpARM64FMOVSstoreidx4(v)
   136  	case OpARM64FMULD:
   137  		return rewriteValueARM64_OpARM64FMULD(v)
   138  	case OpARM64FMULS:
   139  		return rewriteValueARM64_OpARM64FMULS(v)
   140  	case OpARM64FNEGD:
   141  		return rewriteValueARM64_OpARM64FNEGD(v)
   142  	case OpARM64FNEGS:
   143  		return rewriteValueARM64_OpARM64FNEGS(v)
   144  	case OpARM64FNMULD:
   145  		return rewriteValueARM64_OpARM64FNMULD(v)
   146  	case OpARM64FNMULS:
   147  		return rewriteValueARM64_OpARM64FNMULS(v)
   148  	case OpARM64FSUBD:
   149  		return rewriteValueARM64_OpARM64FSUBD(v)
   150  	case OpARM64FSUBS:
   151  		return rewriteValueARM64_OpARM64FSUBS(v)
   152  	case OpARM64GreaterEqual:
   153  		return rewriteValueARM64_OpARM64GreaterEqual(v)
   154  	case OpARM64GreaterEqualF:
   155  		return rewriteValueARM64_OpARM64GreaterEqualF(v)
   156  	case OpARM64GreaterEqualU:
   157  		return rewriteValueARM64_OpARM64GreaterEqualU(v)
   158  	case OpARM64GreaterThan:
   159  		return rewriteValueARM64_OpARM64GreaterThan(v)
   160  	case OpARM64GreaterThanF:
   161  		return rewriteValueARM64_OpARM64GreaterThanF(v)
   162  	case OpARM64GreaterThanU:
   163  		return rewriteValueARM64_OpARM64GreaterThanU(v)
   164  	case OpARM64LessEqual:
   165  		return rewriteValueARM64_OpARM64LessEqual(v)
   166  	case OpARM64LessEqualF:
   167  		return rewriteValueARM64_OpARM64LessEqualF(v)
   168  	case OpARM64LessEqualU:
   169  		return rewriteValueARM64_OpARM64LessEqualU(v)
   170  	case OpARM64LessThan:
   171  		return rewriteValueARM64_OpARM64LessThan(v)
   172  	case OpARM64LessThanF:
   173  		return rewriteValueARM64_OpARM64LessThanF(v)
   174  	case OpARM64LessThanU:
   175  		return rewriteValueARM64_OpARM64LessThanU(v)
   176  	case OpARM64MADD:
   177  		return rewriteValueARM64_OpARM64MADD(v)
   178  	case OpARM64MADDW:
   179  		return rewriteValueARM64_OpARM64MADDW(v)
   180  	case OpARM64MNEG:
   181  		return rewriteValueARM64_OpARM64MNEG(v)
   182  	case OpARM64MNEGW:
   183  		return rewriteValueARM64_OpARM64MNEGW(v)
   184  	case OpARM64MOD:
   185  		return rewriteValueARM64_OpARM64MOD(v)
   186  	case OpARM64MODW:
   187  		return rewriteValueARM64_OpARM64MODW(v)
   188  	case OpARM64MOVBUload:
   189  		return rewriteValueARM64_OpARM64MOVBUload(v)
   190  	case OpARM64MOVBUloadidx:
   191  		return rewriteValueARM64_OpARM64MOVBUloadidx(v)
   192  	case OpARM64MOVBUreg:
   193  		return rewriteValueARM64_OpARM64MOVBUreg(v)
   194  	case OpARM64MOVBload:
   195  		return rewriteValueARM64_OpARM64MOVBload(v)
   196  	case OpARM64MOVBloadidx:
   197  		return rewriteValueARM64_OpARM64MOVBloadidx(v)
   198  	case OpARM64MOVBreg:
   199  		return rewriteValueARM64_OpARM64MOVBreg(v)
   200  	case OpARM64MOVBstore:
   201  		return rewriteValueARM64_OpARM64MOVBstore(v)
   202  	case OpARM64MOVBstoreidx:
   203  		return rewriteValueARM64_OpARM64MOVBstoreidx(v)
   204  	case OpARM64MOVBstorezero:
   205  		return rewriteValueARM64_OpARM64MOVBstorezero(v)
   206  	case OpARM64MOVBstorezeroidx:
   207  		return rewriteValueARM64_OpARM64MOVBstorezeroidx(v)
   208  	case OpARM64MOVDload:
   209  		return rewriteValueARM64_OpARM64MOVDload(v)
   210  	case OpARM64MOVDloadidx:
   211  		return rewriteValueARM64_OpARM64MOVDloadidx(v)
   212  	case OpARM64MOVDloadidx8:
   213  		return rewriteValueARM64_OpARM64MOVDloadidx8(v)
   214  	case OpARM64MOVDnop:
   215  		return rewriteValueARM64_OpARM64MOVDnop(v)
   216  	case OpARM64MOVDreg:
   217  		return rewriteValueARM64_OpARM64MOVDreg(v)
   218  	case OpARM64MOVDstore:
   219  		return rewriteValueARM64_OpARM64MOVDstore(v)
   220  	case OpARM64MOVDstoreidx:
   221  		return rewriteValueARM64_OpARM64MOVDstoreidx(v)
   222  	case OpARM64MOVDstoreidx8:
   223  		return rewriteValueARM64_OpARM64MOVDstoreidx8(v)
   224  	case OpARM64MOVDstorezero:
   225  		return rewriteValueARM64_OpARM64MOVDstorezero(v)
   226  	case OpARM64MOVDstorezeroidx:
   227  		return rewriteValueARM64_OpARM64MOVDstorezeroidx(v)
   228  	case OpARM64MOVDstorezeroidx8:
   229  		return rewriteValueARM64_OpARM64MOVDstorezeroidx8(v)
   230  	case OpARM64MOVHUload:
   231  		return rewriteValueARM64_OpARM64MOVHUload(v)
   232  	case OpARM64MOVHUloadidx:
   233  		return rewriteValueARM64_OpARM64MOVHUloadidx(v)
   234  	case OpARM64MOVHUloadidx2:
   235  		return rewriteValueARM64_OpARM64MOVHUloadidx2(v)
   236  	case OpARM64MOVHUreg:
   237  		return rewriteValueARM64_OpARM64MOVHUreg(v)
   238  	case OpARM64MOVHload:
   239  		return rewriteValueARM64_OpARM64MOVHload(v)
   240  	case OpARM64MOVHloadidx:
   241  		return rewriteValueARM64_OpARM64MOVHloadidx(v)
   242  	case OpARM64MOVHloadidx2:
   243  		return rewriteValueARM64_OpARM64MOVHloadidx2(v)
   244  	case OpARM64MOVHreg:
   245  		return rewriteValueARM64_OpARM64MOVHreg(v)
   246  	case OpARM64MOVHstore:
   247  		return rewriteValueARM64_OpARM64MOVHstore(v)
   248  	case OpARM64MOVHstoreidx:
   249  		return rewriteValueARM64_OpARM64MOVHstoreidx(v)
   250  	case OpARM64MOVHstoreidx2:
   251  		return rewriteValueARM64_OpARM64MOVHstoreidx2(v)
   252  	case OpARM64MOVHstorezero:
   253  		return rewriteValueARM64_OpARM64MOVHstorezero(v)
   254  	case OpARM64MOVHstorezeroidx:
   255  		return rewriteValueARM64_OpARM64MOVHstorezeroidx(v)
   256  	case OpARM64MOVHstorezeroidx2:
   257  		return rewriteValueARM64_OpARM64MOVHstorezeroidx2(v)
   258  	case OpARM64MOVQstorezero:
   259  		return rewriteValueARM64_OpARM64MOVQstorezero(v)
   260  	case OpARM64MOVWUload:
   261  		return rewriteValueARM64_OpARM64MOVWUload(v)
   262  	case OpARM64MOVWUloadidx:
   263  		return rewriteValueARM64_OpARM64MOVWUloadidx(v)
   264  	case OpARM64MOVWUloadidx4:
   265  		return rewriteValueARM64_OpARM64MOVWUloadidx4(v)
   266  	case OpARM64MOVWUreg:
   267  		return rewriteValueARM64_OpARM64MOVWUreg(v)
   268  	case OpARM64MOVWload:
   269  		return rewriteValueARM64_OpARM64MOVWload(v)
   270  	case OpARM64MOVWloadidx:
   271  		return rewriteValueARM64_OpARM64MOVWloadidx(v)
   272  	case OpARM64MOVWloadidx4:
   273  		return rewriteValueARM64_OpARM64MOVWloadidx4(v)
   274  	case OpARM64MOVWreg:
   275  		return rewriteValueARM64_OpARM64MOVWreg(v)
   276  	case OpARM64MOVWstore:
   277  		return rewriteValueARM64_OpARM64MOVWstore(v)
   278  	case OpARM64MOVWstoreidx:
   279  		return rewriteValueARM64_OpARM64MOVWstoreidx(v)
   280  	case OpARM64MOVWstoreidx4:
   281  		return rewriteValueARM64_OpARM64MOVWstoreidx4(v)
   282  	case OpARM64MOVWstorezero:
   283  		return rewriteValueARM64_OpARM64MOVWstorezero(v)
   284  	case OpARM64MOVWstorezeroidx:
   285  		return rewriteValueARM64_OpARM64MOVWstorezeroidx(v)
   286  	case OpARM64MOVWstorezeroidx4:
   287  		return rewriteValueARM64_OpARM64MOVWstorezeroidx4(v)
   288  	case OpARM64MSUB:
   289  		return rewriteValueARM64_OpARM64MSUB(v)
   290  	case OpARM64MSUBW:
   291  		return rewriteValueARM64_OpARM64MSUBW(v)
   292  	case OpARM64MUL:
   293  		return rewriteValueARM64_OpARM64MUL(v)
   294  	case OpARM64MULW:
   295  		return rewriteValueARM64_OpARM64MULW(v)
   296  	case OpARM64MVN:
   297  		return rewriteValueARM64_OpARM64MVN(v)
   298  	case OpARM64MVNshiftLL:
   299  		return rewriteValueARM64_OpARM64MVNshiftLL(v)
   300  	case OpARM64MVNshiftRA:
   301  		return rewriteValueARM64_OpARM64MVNshiftRA(v)
   302  	case OpARM64MVNshiftRL:
   303  		return rewriteValueARM64_OpARM64MVNshiftRL(v)
   304  	case OpARM64MVNshiftRO:
   305  		return rewriteValueARM64_OpARM64MVNshiftRO(v)
   306  	case OpARM64NEG:
   307  		return rewriteValueARM64_OpARM64NEG(v)
   308  	case OpARM64NEGshiftLL:
   309  		return rewriteValueARM64_OpARM64NEGshiftLL(v)
   310  	case OpARM64NEGshiftRA:
   311  		return rewriteValueARM64_OpARM64NEGshiftRA(v)
   312  	case OpARM64NEGshiftRL:
   313  		return rewriteValueARM64_OpARM64NEGshiftRL(v)
   314  	case OpARM64NotEqual:
   315  		return rewriteValueARM64_OpARM64NotEqual(v)
   316  	case OpARM64OR:
   317  		return rewriteValueARM64_OpARM64OR(v)
   318  	case OpARM64ORN:
   319  		return rewriteValueARM64_OpARM64ORN(v)
   320  	case OpARM64ORNshiftLL:
   321  		return rewriteValueARM64_OpARM64ORNshiftLL(v)
   322  	case OpARM64ORNshiftRA:
   323  		return rewriteValueARM64_OpARM64ORNshiftRA(v)
   324  	case OpARM64ORNshiftRL:
   325  		return rewriteValueARM64_OpARM64ORNshiftRL(v)
   326  	case OpARM64ORNshiftRO:
   327  		return rewriteValueARM64_OpARM64ORNshiftRO(v)
   328  	case OpARM64ORconst:
   329  		return rewriteValueARM64_OpARM64ORconst(v)
   330  	case OpARM64ORshiftLL:
   331  		return rewriteValueARM64_OpARM64ORshiftLL(v)
   332  	case OpARM64ORshiftRA:
   333  		return rewriteValueARM64_OpARM64ORshiftRA(v)
   334  	case OpARM64ORshiftRL:
   335  		return rewriteValueARM64_OpARM64ORshiftRL(v)
   336  	case OpARM64ORshiftRO:
   337  		return rewriteValueARM64_OpARM64ORshiftRO(v)
   338  	case OpARM64REV:
   339  		return rewriteValueARM64_OpARM64REV(v)
   340  	case OpARM64REVW:
   341  		return rewriteValueARM64_OpARM64REVW(v)
   342  	case OpARM64ROR:
   343  		return rewriteValueARM64_OpARM64ROR(v)
   344  	case OpARM64RORW:
   345  		return rewriteValueARM64_OpARM64RORW(v)
   346  	case OpARM64RORWconst:
   347  		return rewriteValueARM64_OpARM64RORWconst(v)
   348  	case OpARM64RORconst:
   349  		return rewriteValueARM64_OpARM64RORconst(v)
   350  	case OpARM64SBCSflags:
   351  		return rewriteValueARM64_OpARM64SBCSflags(v)
   352  	case OpARM64SLL:
   353  		return rewriteValueARM64_OpARM64SLL(v)
   354  	case OpARM64SLLconst:
   355  		return rewriteValueARM64_OpARM64SLLconst(v)
   356  	case OpARM64SRA:
   357  		return rewriteValueARM64_OpARM64SRA(v)
   358  	case OpARM64SRAconst:
   359  		return rewriteValueARM64_OpARM64SRAconst(v)
   360  	case OpARM64SRL:
   361  		return rewriteValueARM64_OpARM64SRL(v)
   362  	case OpARM64SRLconst:
   363  		return rewriteValueARM64_OpARM64SRLconst(v)
   364  	case OpARM64STP:
   365  		return rewriteValueARM64_OpARM64STP(v)
   366  	case OpARM64SUB:
   367  		return rewriteValueARM64_OpARM64SUB(v)
   368  	case OpARM64SUBconst:
   369  		return rewriteValueARM64_OpARM64SUBconst(v)
   370  	case OpARM64SUBshiftLL:
   371  		return rewriteValueARM64_OpARM64SUBshiftLL(v)
   372  	case OpARM64SUBshiftRA:
   373  		return rewriteValueARM64_OpARM64SUBshiftRA(v)
   374  	case OpARM64SUBshiftRL:
   375  		return rewriteValueARM64_OpARM64SUBshiftRL(v)
   376  	case OpARM64TST:
   377  		return rewriteValueARM64_OpARM64TST(v)
   378  	case OpARM64TSTW:
   379  		return rewriteValueARM64_OpARM64TSTW(v)
   380  	case OpARM64TSTWconst:
   381  		return rewriteValueARM64_OpARM64TSTWconst(v)
   382  	case OpARM64TSTconst:
   383  		return rewriteValueARM64_OpARM64TSTconst(v)
   384  	case OpARM64TSTshiftLL:
   385  		return rewriteValueARM64_OpARM64TSTshiftLL(v)
   386  	case OpARM64TSTshiftRA:
   387  		return rewriteValueARM64_OpARM64TSTshiftRA(v)
   388  	case OpARM64TSTshiftRL:
   389  		return rewriteValueARM64_OpARM64TSTshiftRL(v)
   390  	case OpARM64TSTshiftRO:
   391  		return rewriteValueARM64_OpARM64TSTshiftRO(v)
   392  	case OpARM64UBFIZ:
   393  		return rewriteValueARM64_OpARM64UBFIZ(v)
   394  	case OpARM64UBFX:
   395  		return rewriteValueARM64_OpARM64UBFX(v)
   396  	case OpARM64UDIV:
   397  		return rewriteValueARM64_OpARM64UDIV(v)
   398  	case OpARM64UDIVW:
   399  		return rewriteValueARM64_OpARM64UDIVW(v)
   400  	case OpARM64UMOD:
   401  		return rewriteValueARM64_OpARM64UMOD(v)
   402  	case OpARM64UMODW:
   403  		return rewriteValueARM64_OpARM64UMODW(v)
   404  	case OpARM64XOR:
   405  		return rewriteValueARM64_OpARM64XOR(v)
   406  	case OpARM64XORconst:
   407  		return rewriteValueARM64_OpARM64XORconst(v)
   408  	case OpARM64XORshiftLL:
   409  		return rewriteValueARM64_OpARM64XORshiftLL(v)
   410  	case OpARM64XORshiftRA:
   411  		return rewriteValueARM64_OpARM64XORshiftRA(v)
   412  	case OpARM64XORshiftRL:
   413  		return rewriteValueARM64_OpARM64XORshiftRL(v)
   414  	case OpARM64XORshiftRO:
   415  		return rewriteValueARM64_OpARM64XORshiftRO(v)
   416  	case OpAbs:
   417  		v.Op = OpARM64FABSD
   418  		return true
   419  	case OpAdd16:
   420  		v.Op = OpARM64ADD
   421  		return true
   422  	case OpAdd32:
   423  		v.Op = OpARM64ADD
   424  		return true
   425  	case OpAdd32F:
   426  		v.Op = OpARM64FADDS
   427  		return true
   428  	case OpAdd64:
   429  		v.Op = OpARM64ADD
   430  		return true
   431  	case OpAdd64F:
   432  		v.Op = OpARM64FADDD
   433  		return true
   434  	case OpAdd8:
   435  		v.Op = OpARM64ADD
   436  		return true
   437  	case OpAddPtr:
   438  		v.Op = OpARM64ADD
   439  		return true
   440  	case OpAddr:
   441  		return rewriteValueARM64_OpAddr(v)
   442  	case OpAnd16:
   443  		v.Op = OpARM64AND
   444  		return true
   445  	case OpAnd32:
   446  		v.Op = OpARM64AND
   447  		return true
   448  	case OpAnd64:
   449  		v.Op = OpARM64AND
   450  		return true
   451  	case OpAnd8:
   452  		v.Op = OpARM64AND
   453  		return true
   454  	case OpAndB:
   455  		v.Op = OpARM64AND
   456  		return true
   457  	case OpAtomicAdd32:
   458  		v.Op = OpARM64LoweredAtomicAdd32
   459  		return true
   460  	case OpAtomicAdd32Variant:
   461  		v.Op = OpARM64LoweredAtomicAdd32Variant
   462  		return true
   463  	case OpAtomicAdd64:
   464  		v.Op = OpARM64LoweredAtomicAdd64
   465  		return true
   466  	case OpAtomicAdd64Variant:
   467  		v.Op = OpARM64LoweredAtomicAdd64Variant
   468  		return true
   469  	case OpAtomicAnd32:
   470  		return rewriteValueARM64_OpAtomicAnd32(v)
   471  	case OpAtomicAnd32Variant:
   472  		return rewriteValueARM64_OpAtomicAnd32Variant(v)
   473  	case OpAtomicAnd8:
   474  		return rewriteValueARM64_OpAtomicAnd8(v)
   475  	case OpAtomicAnd8Variant:
   476  		return rewriteValueARM64_OpAtomicAnd8Variant(v)
   477  	case OpAtomicCompareAndSwap32:
   478  		v.Op = OpARM64LoweredAtomicCas32
   479  		return true
   480  	case OpAtomicCompareAndSwap32Variant:
   481  		v.Op = OpARM64LoweredAtomicCas32Variant
   482  		return true
   483  	case OpAtomicCompareAndSwap64:
   484  		v.Op = OpARM64LoweredAtomicCas64
   485  		return true
   486  	case OpAtomicCompareAndSwap64Variant:
   487  		v.Op = OpARM64LoweredAtomicCas64Variant
   488  		return true
   489  	case OpAtomicExchange32:
   490  		v.Op = OpARM64LoweredAtomicExchange32
   491  		return true
   492  	case OpAtomicExchange32Variant:
   493  		v.Op = OpARM64LoweredAtomicExchange32Variant
   494  		return true
   495  	case OpAtomicExchange64:
   496  		v.Op = OpARM64LoweredAtomicExchange64
   497  		return true
   498  	case OpAtomicExchange64Variant:
   499  		v.Op = OpARM64LoweredAtomicExchange64Variant
   500  		return true
   501  	case OpAtomicLoad32:
   502  		v.Op = OpARM64LDARW
   503  		return true
   504  	case OpAtomicLoad64:
   505  		v.Op = OpARM64LDAR
   506  		return true
   507  	case OpAtomicLoad8:
   508  		v.Op = OpARM64LDARB
   509  		return true
   510  	case OpAtomicLoadPtr:
   511  		v.Op = OpARM64LDAR
   512  		return true
   513  	case OpAtomicOr32:
   514  		return rewriteValueARM64_OpAtomicOr32(v)
   515  	case OpAtomicOr32Variant:
   516  		return rewriteValueARM64_OpAtomicOr32Variant(v)
   517  	case OpAtomicOr8:
   518  		return rewriteValueARM64_OpAtomicOr8(v)
   519  	case OpAtomicOr8Variant:
   520  		return rewriteValueARM64_OpAtomicOr8Variant(v)
   521  	case OpAtomicStore32:
   522  		v.Op = OpARM64STLRW
   523  		return true
   524  	case OpAtomicStore64:
   525  		v.Op = OpARM64STLR
   526  		return true
   527  	case OpAtomicStore8:
   528  		v.Op = OpARM64STLRB
   529  		return true
   530  	case OpAtomicStorePtrNoWB:
   531  		v.Op = OpARM64STLR
   532  		return true
   533  	case OpAvg64u:
   534  		return rewriteValueARM64_OpAvg64u(v)
   535  	case OpBitLen32:
   536  		return rewriteValueARM64_OpBitLen32(v)
   537  	case OpBitLen64:
   538  		return rewriteValueARM64_OpBitLen64(v)
   539  	case OpBitRev16:
   540  		return rewriteValueARM64_OpBitRev16(v)
   541  	case OpBitRev32:
   542  		v.Op = OpARM64RBITW
   543  		return true
   544  	case OpBitRev64:
   545  		v.Op = OpARM64RBIT
   546  		return true
   547  	case OpBitRev8:
   548  		return rewriteValueARM64_OpBitRev8(v)
   549  	case OpBswap32:
   550  		v.Op = OpARM64REVW
   551  		return true
   552  	case OpBswap64:
   553  		v.Op = OpARM64REV
   554  		return true
   555  	case OpCeil:
   556  		v.Op = OpARM64FRINTPD
   557  		return true
   558  	case OpClosureCall:
   559  		v.Op = OpARM64CALLclosure
   560  		return true
   561  	case OpCom16:
   562  		v.Op = OpARM64MVN
   563  		return true
   564  	case OpCom32:
   565  		v.Op = OpARM64MVN
   566  		return true
   567  	case OpCom64:
   568  		v.Op = OpARM64MVN
   569  		return true
   570  	case OpCom8:
   571  		v.Op = OpARM64MVN
   572  		return true
   573  	case OpCondSelect:
   574  		return rewriteValueARM64_OpCondSelect(v)
   575  	case OpConst16:
   576  		return rewriteValueARM64_OpConst16(v)
   577  	case OpConst32:
   578  		return rewriteValueARM64_OpConst32(v)
   579  	case OpConst32F:
   580  		return rewriteValueARM64_OpConst32F(v)
   581  	case OpConst64:
   582  		return rewriteValueARM64_OpConst64(v)
   583  	case OpConst64F:
   584  		return rewriteValueARM64_OpConst64F(v)
   585  	case OpConst8:
   586  		return rewriteValueARM64_OpConst8(v)
   587  	case OpConstBool:
   588  		return rewriteValueARM64_OpConstBool(v)
   589  	case OpConstNil:
   590  		return rewriteValueARM64_OpConstNil(v)
   591  	case OpCtz16:
   592  		return rewriteValueARM64_OpCtz16(v)
   593  	case OpCtz16NonZero:
   594  		v.Op = OpCtz32
   595  		return true
   596  	case OpCtz32:
   597  		return rewriteValueARM64_OpCtz32(v)
   598  	case OpCtz32NonZero:
   599  		v.Op = OpCtz32
   600  		return true
   601  	case OpCtz64:
   602  		return rewriteValueARM64_OpCtz64(v)
   603  	case OpCtz64NonZero:
   604  		v.Op = OpCtz64
   605  		return true
   606  	case OpCtz8:
   607  		return rewriteValueARM64_OpCtz8(v)
   608  	case OpCtz8NonZero:
   609  		v.Op = OpCtz32
   610  		return true
   611  	case OpCvt32Fto32:
   612  		v.Op = OpARM64FCVTZSSW
   613  		return true
   614  	case OpCvt32Fto32U:
   615  		v.Op = OpARM64FCVTZUSW
   616  		return true
   617  	case OpCvt32Fto64:
   618  		v.Op = OpARM64FCVTZSS
   619  		return true
   620  	case OpCvt32Fto64F:
   621  		v.Op = OpARM64FCVTSD
   622  		return true
   623  	case OpCvt32Fto64U:
   624  		v.Op = OpARM64FCVTZUS
   625  		return true
   626  	case OpCvt32Uto32F:
   627  		v.Op = OpARM64UCVTFWS
   628  		return true
   629  	case OpCvt32Uto64F:
   630  		v.Op = OpARM64UCVTFWD
   631  		return true
   632  	case OpCvt32to32F:
   633  		v.Op = OpARM64SCVTFWS
   634  		return true
   635  	case OpCvt32to64F:
   636  		v.Op = OpARM64SCVTFWD
   637  		return true
   638  	case OpCvt64Fto32:
   639  		v.Op = OpARM64FCVTZSDW
   640  		return true
   641  	case OpCvt64Fto32F:
   642  		v.Op = OpARM64FCVTDS
   643  		return true
   644  	case OpCvt64Fto32U:
   645  		v.Op = OpARM64FCVTZUDW
   646  		return true
   647  	case OpCvt64Fto64:
   648  		v.Op = OpARM64FCVTZSD
   649  		return true
   650  	case OpCvt64Fto64U:
   651  		v.Op = OpARM64FCVTZUD
   652  		return true
   653  	case OpCvt64Uto32F:
   654  		v.Op = OpARM64UCVTFS
   655  		return true
   656  	case OpCvt64Uto64F:
   657  		v.Op = OpARM64UCVTFD
   658  		return true
   659  	case OpCvt64to32F:
   660  		v.Op = OpARM64SCVTFS
   661  		return true
   662  	case OpCvt64to64F:
   663  		v.Op = OpARM64SCVTFD
   664  		return true
   665  	case OpCvtBoolToUint8:
   666  		v.Op = OpCopy
   667  		return true
   668  	case OpDiv16:
   669  		return rewriteValueARM64_OpDiv16(v)
   670  	case OpDiv16u:
   671  		return rewriteValueARM64_OpDiv16u(v)
   672  	case OpDiv32:
   673  		return rewriteValueARM64_OpDiv32(v)
   674  	case OpDiv32F:
   675  		v.Op = OpARM64FDIVS
   676  		return true
   677  	case OpDiv32u:
   678  		v.Op = OpARM64UDIVW
   679  		return true
   680  	case OpDiv64:
   681  		return rewriteValueARM64_OpDiv64(v)
   682  	case OpDiv64F:
   683  		v.Op = OpARM64FDIVD
   684  		return true
   685  	case OpDiv64u:
   686  		v.Op = OpARM64UDIV
   687  		return true
   688  	case OpDiv8:
   689  		return rewriteValueARM64_OpDiv8(v)
   690  	case OpDiv8u:
   691  		return rewriteValueARM64_OpDiv8u(v)
   692  	case OpEq16:
   693  		return rewriteValueARM64_OpEq16(v)
   694  	case OpEq32:
   695  		return rewriteValueARM64_OpEq32(v)
   696  	case OpEq32F:
   697  		return rewriteValueARM64_OpEq32F(v)
   698  	case OpEq64:
   699  		return rewriteValueARM64_OpEq64(v)
   700  	case OpEq64F:
   701  		return rewriteValueARM64_OpEq64F(v)
   702  	case OpEq8:
   703  		return rewriteValueARM64_OpEq8(v)
   704  	case OpEqB:
   705  		return rewriteValueARM64_OpEqB(v)
   706  	case OpEqPtr:
   707  		return rewriteValueARM64_OpEqPtr(v)
   708  	case OpFMA:
   709  		return rewriteValueARM64_OpFMA(v)
   710  	case OpFloor:
   711  		v.Op = OpARM64FRINTMD
   712  		return true
   713  	case OpGetCallerPC:
   714  		v.Op = OpARM64LoweredGetCallerPC
   715  		return true
   716  	case OpGetCallerSP:
   717  		v.Op = OpARM64LoweredGetCallerSP
   718  		return true
   719  	case OpGetClosurePtr:
   720  		v.Op = OpARM64LoweredGetClosurePtr
   721  		return true
   722  	case OpHmul32:
   723  		return rewriteValueARM64_OpHmul32(v)
   724  	case OpHmul32u:
   725  		return rewriteValueARM64_OpHmul32u(v)
   726  	case OpHmul64:
   727  		v.Op = OpARM64MULH
   728  		return true
   729  	case OpHmul64u:
   730  		v.Op = OpARM64UMULH
   731  		return true
   732  	case OpInterCall:
   733  		v.Op = OpARM64CALLinter
   734  		return true
   735  	case OpIsInBounds:
   736  		return rewriteValueARM64_OpIsInBounds(v)
   737  	case OpIsNonNil:
   738  		return rewriteValueARM64_OpIsNonNil(v)
   739  	case OpIsSliceInBounds:
   740  		return rewriteValueARM64_OpIsSliceInBounds(v)
   741  	case OpLeq16:
   742  		return rewriteValueARM64_OpLeq16(v)
   743  	case OpLeq16U:
   744  		return rewriteValueARM64_OpLeq16U(v)
   745  	case OpLeq32:
   746  		return rewriteValueARM64_OpLeq32(v)
   747  	case OpLeq32F:
   748  		return rewriteValueARM64_OpLeq32F(v)
   749  	case OpLeq32U:
   750  		return rewriteValueARM64_OpLeq32U(v)
   751  	case OpLeq64:
   752  		return rewriteValueARM64_OpLeq64(v)
   753  	case OpLeq64F:
   754  		return rewriteValueARM64_OpLeq64F(v)
   755  	case OpLeq64U:
   756  		return rewriteValueARM64_OpLeq64U(v)
   757  	case OpLeq8:
   758  		return rewriteValueARM64_OpLeq8(v)
   759  	case OpLeq8U:
   760  		return rewriteValueARM64_OpLeq8U(v)
   761  	case OpLess16:
   762  		return rewriteValueARM64_OpLess16(v)
   763  	case OpLess16U:
   764  		return rewriteValueARM64_OpLess16U(v)
   765  	case OpLess32:
   766  		return rewriteValueARM64_OpLess32(v)
   767  	case OpLess32F:
   768  		return rewriteValueARM64_OpLess32F(v)
   769  	case OpLess32U:
   770  		return rewriteValueARM64_OpLess32U(v)
   771  	case OpLess64:
   772  		return rewriteValueARM64_OpLess64(v)
   773  	case OpLess64F:
   774  		return rewriteValueARM64_OpLess64F(v)
   775  	case OpLess64U:
   776  		return rewriteValueARM64_OpLess64U(v)
   777  	case OpLess8:
   778  		return rewriteValueARM64_OpLess8(v)
   779  	case OpLess8U:
   780  		return rewriteValueARM64_OpLess8U(v)
   781  	case OpLoad:
   782  		return rewriteValueARM64_OpLoad(v)
   783  	case OpLocalAddr:
   784  		return rewriteValueARM64_OpLocalAddr(v)
   785  	case OpLsh16x16:
   786  		return rewriteValueARM64_OpLsh16x16(v)
   787  	case OpLsh16x32:
   788  		return rewriteValueARM64_OpLsh16x32(v)
   789  	case OpLsh16x64:
   790  		return rewriteValueARM64_OpLsh16x64(v)
   791  	case OpLsh16x8:
   792  		return rewriteValueARM64_OpLsh16x8(v)
   793  	case OpLsh32x16:
   794  		return rewriteValueARM64_OpLsh32x16(v)
   795  	case OpLsh32x32:
   796  		return rewriteValueARM64_OpLsh32x32(v)
   797  	case OpLsh32x64:
   798  		return rewriteValueARM64_OpLsh32x64(v)
   799  	case OpLsh32x8:
   800  		return rewriteValueARM64_OpLsh32x8(v)
   801  	case OpLsh64x16:
   802  		return rewriteValueARM64_OpLsh64x16(v)
   803  	case OpLsh64x32:
   804  		return rewriteValueARM64_OpLsh64x32(v)
   805  	case OpLsh64x64:
   806  		return rewriteValueARM64_OpLsh64x64(v)
   807  	case OpLsh64x8:
   808  		return rewriteValueARM64_OpLsh64x8(v)
   809  	case OpLsh8x16:
   810  		return rewriteValueARM64_OpLsh8x16(v)
   811  	case OpLsh8x32:
   812  		return rewriteValueARM64_OpLsh8x32(v)
   813  	case OpLsh8x64:
   814  		return rewriteValueARM64_OpLsh8x64(v)
   815  	case OpLsh8x8:
   816  		return rewriteValueARM64_OpLsh8x8(v)
   817  	case OpMod16:
   818  		return rewriteValueARM64_OpMod16(v)
   819  	case OpMod16u:
   820  		return rewriteValueARM64_OpMod16u(v)
   821  	case OpMod32:
   822  		return rewriteValueARM64_OpMod32(v)
   823  	case OpMod32u:
   824  		v.Op = OpARM64UMODW
   825  		return true
   826  	case OpMod64:
   827  		return rewriteValueARM64_OpMod64(v)
   828  	case OpMod64u:
   829  		v.Op = OpARM64UMOD
   830  		return true
   831  	case OpMod8:
   832  		return rewriteValueARM64_OpMod8(v)
   833  	case OpMod8u:
   834  		return rewriteValueARM64_OpMod8u(v)
   835  	case OpMove:
   836  		return rewriteValueARM64_OpMove(v)
   837  	case OpMul16:
   838  		v.Op = OpARM64MULW
   839  		return true
   840  	case OpMul32:
   841  		v.Op = OpARM64MULW
   842  		return true
   843  	case OpMul32F:
   844  		v.Op = OpARM64FMULS
   845  		return true
   846  	case OpMul64:
   847  		v.Op = OpARM64MUL
   848  		return true
   849  	case OpMul64F:
   850  		v.Op = OpARM64FMULD
   851  		return true
   852  	case OpMul64uhilo:
   853  		v.Op = OpARM64LoweredMuluhilo
   854  		return true
   855  	case OpMul8:
   856  		v.Op = OpARM64MULW
   857  		return true
   858  	case OpNeg16:
   859  		v.Op = OpARM64NEG
   860  		return true
   861  	case OpNeg32:
   862  		v.Op = OpARM64NEG
   863  		return true
   864  	case OpNeg32F:
   865  		v.Op = OpARM64FNEGS
   866  		return true
   867  	case OpNeg64:
   868  		v.Op = OpARM64NEG
   869  		return true
   870  	case OpNeg64F:
   871  		v.Op = OpARM64FNEGD
   872  		return true
   873  	case OpNeg8:
   874  		v.Op = OpARM64NEG
   875  		return true
   876  	case OpNeq16:
   877  		return rewriteValueARM64_OpNeq16(v)
   878  	case OpNeq32:
   879  		return rewriteValueARM64_OpNeq32(v)
   880  	case OpNeq32F:
   881  		return rewriteValueARM64_OpNeq32F(v)
   882  	case OpNeq64:
   883  		return rewriteValueARM64_OpNeq64(v)
   884  	case OpNeq64F:
   885  		return rewriteValueARM64_OpNeq64F(v)
   886  	case OpNeq8:
   887  		return rewriteValueARM64_OpNeq8(v)
   888  	case OpNeqB:
   889  		v.Op = OpARM64XOR
   890  		return true
   891  	case OpNeqPtr:
   892  		return rewriteValueARM64_OpNeqPtr(v)
   893  	case OpNilCheck:
   894  		v.Op = OpARM64LoweredNilCheck
   895  		return true
   896  	case OpNot:
   897  		return rewriteValueARM64_OpNot(v)
   898  	case OpOffPtr:
   899  		return rewriteValueARM64_OpOffPtr(v)
   900  	case OpOr16:
   901  		v.Op = OpARM64OR
   902  		return true
   903  	case OpOr32:
   904  		v.Op = OpARM64OR
   905  		return true
   906  	case OpOr64:
   907  		v.Op = OpARM64OR
   908  		return true
   909  	case OpOr8:
   910  		v.Op = OpARM64OR
   911  		return true
   912  	case OpOrB:
   913  		v.Op = OpARM64OR
   914  		return true
   915  	case OpPanicBounds:
   916  		return rewriteValueARM64_OpPanicBounds(v)
   917  	case OpPopCount16:
   918  		return rewriteValueARM64_OpPopCount16(v)
   919  	case OpPopCount32:
   920  		return rewriteValueARM64_OpPopCount32(v)
   921  	case OpPopCount64:
   922  		return rewriteValueARM64_OpPopCount64(v)
   923  	case OpPrefetchCache:
   924  		return rewriteValueARM64_OpPrefetchCache(v)
   925  	case OpPrefetchCacheStreamed:
   926  		return rewriteValueARM64_OpPrefetchCacheStreamed(v)
   927  	case OpPubBarrier:
   928  		return rewriteValueARM64_OpPubBarrier(v)
   929  	case OpRotateLeft16:
   930  		return rewriteValueARM64_OpRotateLeft16(v)
   931  	case OpRotateLeft32:
   932  		return rewriteValueARM64_OpRotateLeft32(v)
   933  	case OpRotateLeft64:
   934  		return rewriteValueARM64_OpRotateLeft64(v)
   935  	case OpRotateLeft8:
   936  		return rewriteValueARM64_OpRotateLeft8(v)
   937  	case OpRound:
   938  		v.Op = OpARM64FRINTAD
   939  		return true
   940  	case OpRound32F:
   941  		v.Op = OpARM64LoweredRound32F
   942  		return true
   943  	case OpRound64F:
   944  		v.Op = OpARM64LoweredRound64F
   945  		return true
   946  	case OpRoundToEven:
   947  		v.Op = OpARM64FRINTND
   948  		return true
   949  	case OpRsh16Ux16:
   950  		return rewriteValueARM64_OpRsh16Ux16(v)
   951  	case OpRsh16Ux32:
   952  		return rewriteValueARM64_OpRsh16Ux32(v)
   953  	case OpRsh16Ux64:
   954  		return rewriteValueARM64_OpRsh16Ux64(v)
   955  	case OpRsh16Ux8:
   956  		return rewriteValueARM64_OpRsh16Ux8(v)
   957  	case OpRsh16x16:
   958  		return rewriteValueARM64_OpRsh16x16(v)
   959  	case OpRsh16x32:
   960  		return rewriteValueARM64_OpRsh16x32(v)
   961  	case OpRsh16x64:
   962  		return rewriteValueARM64_OpRsh16x64(v)
   963  	case OpRsh16x8:
   964  		return rewriteValueARM64_OpRsh16x8(v)
   965  	case OpRsh32Ux16:
   966  		return rewriteValueARM64_OpRsh32Ux16(v)
   967  	case OpRsh32Ux32:
   968  		return rewriteValueARM64_OpRsh32Ux32(v)
   969  	case OpRsh32Ux64:
   970  		return rewriteValueARM64_OpRsh32Ux64(v)
   971  	case OpRsh32Ux8:
   972  		return rewriteValueARM64_OpRsh32Ux8(v)
   973  	case OpRsh32x16:
   974  		return rewriteValueARM64_OpRsh32x16(v)
   975  	case OpRsh32x32:
   976  		return rewriteValueARM64_OpRsh32x32(v)
   977  	case OpRsh32x64:
   978  		return rewriteValueARM64_OpRsh32x64(v)
   979  	case OpRsh32x8:
   980  		return rewriteValueARM64_OpRsh32x8(v)
   981  	case OpRsh64Ux16:
   982  		return rewriteValueARM64_OpRsh64Ux16(v)
   983  	case OpRsh64Ux32:
   984  		return rewriteValueARM64_OpRsh64Ux32(v)
   985  	case OpRsh64Ux64:
   986  		return rewriteValueARM64_OpRsh64Ux64(v)
   987  	case OpRsh64Ux8:
   988  		return rewriteValueARM64_OpRsh64Ux8(v)
   989  	case OpRsh64x16:
   990  		return rewriteValueARM64_OpRsh64x16(v)
   991  	case OpRsh64x32:
   992  		return rewriteValueARM64_OpRsh64x32(v)
   993  	case OpRsh64x64:
   994  		return rewriteValueARM64_OpRsh64x64(v)
   995  	case OpRsh64x8:
   996  		return rewriteValueARM64_OpRsh64x8(v)
   997  	case OpRsh8Ux16:
   998  		return rewriteValueARM64_OpRsh8Ux16(v)
   999  	case OpRsh8Ux32:
  1000  		return rewriteValueARM64_OpRsh8Ux32(v)
  1001  	case OpRsh8Ux64:
  1002  		return rewriteValueARM64_OpRsh8Ux64(v)
  1003  	case OpRsh8Ux8:
  1004  		return rewriteValueARM64_OpRsh8Ux8(v)
  1005  	case OpRsh8x16:
  1006  		return rewriteValueARM64_OpRsh8x16(v)
  1007  	case OpRsh8x32:
  1008  		return rewriteValueARM64_OpRsh8x32(v)
  1009  	case OpRsh8x64:
  1010  		return rewriteValueARM64_OpRsh8x64(v)
  1011  	case OpRsh8x8:
  1012  		return rewriteValueARM64_OpRsh8x8(v)
  1013  	case OpSelect0:
  1014  		return rewriteValueARM64_OpSelect0(v)
  1015  	case OpSelect1:
  1016  		return rewriteValueARM64_OpSelect1(v)
  1017  	case OpSelectN:
  1018  		return rewriteValueARM64_OpSelectN(v)
  1019  	case OpSignExt16to32:
  1020  		v.Op = OpARM64MOVHreg
  1021  		return true
  1022  	case OpSignExt16to64:
  1023  		v.Op = OpARM64MOVHreg
  1024  		return true
  1025  	case OpSignExt32to64:
  1026  		v.Op = OpARM64MOVWreg
  1027  		return true
  1028  	case OpSignExt8to16:
  1029  		v.Op = OpARM64MOVBreg
  1030  		return true
  1031  	case OpSignExt8to32:
  1032  		v.Op = OpARM64MOVBreg
  1033  		return true
  1034  	case OpSignExt8to64:
  1035  		v.Op = OpARM64MOVBreg
  1036  		return true
  1037  	case OpSlicemask:
  1038  		return rewriteValueARM64_OpSlicemask(v)
  1039  	case OpSqrt:
  1040  		v.Op = OpARM64FSQRTD
  1041  		return true
  1042  	case OpSqrt32:
  1043  		v.Op = OpARM64FSQRTS
  1044  		return true
  1045  	case OpStaticCall:
  1046  		v.Op = OpARM64CALLstatic
  1047  		return true
  1048  	case OpStore:
  1049  		return rewriteValueARM64_OpStore(v)
  1050  	case OpSub16:
  1051  		v.Op = OpARM64SUB
  1052  		return true
  1053  	case OpSub32:
  1054  		v.Op = OpARM64SUB
  1055  		return true
  1056  	case OpSub32F:
  1057  		v.Op = OpARM64FSUBS
  1058  		return true
  1059  	case OpSub64:
  1060  		v.Op = OpARM64SUB
  1061  		return true
  1062  	case OpSub64F:
  1063  		v.Op = OpARM64FSUBD
  1064  		return true
  1065  	case OpSub8:
  1066  		v.Op = OpARM64SUB
  1067  		return true
  1068  	case OpSubPtr:
  1069  		v.Op = OpARM64SUB
  1070  		return true
  1071  	case OpTailCall:
  1072  		v.Op = OpARM64CALLtail
  1073  		return true
  1074  	case OpTrunc:
  1075  		v.Op = OpARM64FRINTZD
  1076  		return true
  1077  	case OpTrunc16to8:
  1078  		v.Op = OpCopy
  1079  		return true
  1080  	case OpTrunc32to16:
  1081  		v.Op = OpCopy
  1082  		return true
  1083  	case OpTrunc32to8:
  1084  		v.Op = OpCopy
  1085  		return true
  1086  	case OpTrunc64to16:
  1087  		v.Op = OpCopy
  1088  		return true
  1089  	case OpTrunc64to32:
  1090  		v.Op = OpCopy
  1091  		return true
  1092  	case OpTrunc64to8:
  1093  		v.Op = OpCopy
  1094  		return true
  1095  	case OpWB:
  1096  		v.Op = OpARM64LoweredWB
  1097  		return true
  1098  	case OpXor16:
  1099  		v.Op = OpARM64XOR
  1100  		return true
  1101  	case OpXor32:
  1102  		v.Op = OpARM64XOR
  1103  		return true
  1104  	case OpXor64:
  1105  		v.Op = OpARM64XOR
  1106  		return true
  1107  	case OpXor8:
  1108  		v.Op = OpARM64XOR
  1109  		return true
  1110  	case OpZero:
  1111  		return rewriteValueARM64_OpZero(v)
  1112  	case OpZeroExt16to32:
  1113  		v.Op = OpARM64MOVHUreg
  1114  		return true
  1115  	case OpZeroExt16to64:
  1116  		v.Op = OpARM64MOVHUreg
  1117  		return true
  1118  	case OpZeroExt32to64:
  1119  		v.Op = OpARM64MOVWUreg
  1120  		return true
  1121  	case OpZeroExt8to16:
  1122  		v.Op = OpARM64MOVBUreg
  1123  		return true
  1124  	case OpZeroExt8to32:
  1125  		v.Op = OpARM64MOVBUreg
  1126  		return true
  1127  	case OpZeroExt8to64:
  1128  		v.Op = OpARM64MOVBUreg
  1129  		return true
  1130  	}
  1131  	return false
  1132  }
  1133  func rewriteValueARM64_OpARM64ADCSflags(v *Value) bool {
  1134  	v_2 := v.Args[2]
  1135  	v_1 := v.Args[1]
  1136  	v_0 := v.Args[0]
  1137  	b := v.Block
  1138  	typ := &b.Func.Config.Types
  1139  	// match: (ADCSflags x y (Select1 <types.TypeFlags> (ADDSconstflags [-1] (ADCzerocarry <typ.UInt64> c))))
  1140  	// result: (ADCSflags x y c)
  1141  	for {
  1142  		x := v_0
  1143  		y := v_1
  1144  		if v_2.Op != OpSelect1 || v_2.Type != types.TypeFlags {
  1145  			break
  1146  		}
  1147  		v_2_0 := v_2.Args[0]
  1148  		if v_2_0.Op != OpARM64ADDSconstflags || auxIntToInt64(v_2_0.AuxInt) != -1 {
  1149  			break
  1150  		}
  1151  		v_2_0_0 := v_2_0.Args[0]
  1152  		if v_2_0_0.Op != OpARM64ADCzerocarry || v_2_0_0.Type != typ.UInt64 {
  1153  			break
  1154  		}
  1155  		c := v_2_0_0.Args[0]
  1156  		v.reset(OpARM64ADCSflags)
  1157  		v.AddArg3(x, y, c)
  1158  		return true
  1159  	}
  1160  	// match: (ADCSflags x y (Select1 <types.TypeFlags> (ADDSconstflags [-1] (MOVDconst [0]))))
  1161  	// result: (ADDSflags x y)
  1162  	for {
  1163  		x := v_0
  1164  		y := v_1
  1165  		if v_2.Op != OpSelect1 || v_2.Type != types.TypeFlags {
  1166  			break
  1167  		}
  1168  		v_2_0 := v_2.Args[0]
  1169  		if v_2_0.Op != OpARM64ADDSconstflags || auxIntToInt64(v_2_0.AuxInt) != -1 {
  1170  			break
  1171  		}
  1172  		v_2_0_0 := v_2_0.Args[0]
  1173  		if v_2_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_2_0_0.AuxInt) != 0 {
  1174  			break
  1175  		}
  1176  		v.reset(OpARM64ADDSflags)
  1177  		v.AddArg2(x, y)
  1178  		return true
  1179  	}
  1180  	return false
  1181  }
  1182  func rewriteValueARM64_OpARM64ADD(v *Value) bool {
  1183  	v_1 := v.Args[1]
  1184  	v_0 := v.Args[0]
  1185  	b := v.Block
  1186  	typ := &b.Func.Config.Types
  1187  	// match: (ADD x (MOVDconst [c]))
  1188  	// result: (ADDconst [c] x)
  1189  	for {
  1190  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1191  			x := v_0
  1192  			if v_1.Op != OpARM64MOVDconst {
  1193  				continue
  1194  			}
  1195  			c := auxIntToInt64(v_1.AuxInt)
  1196  			v.reset(OpARM64ADDconst)
  1197  			v.AuxInt = int64ToAuxInt(c)
  1198  			v.AddArg(x)
  1199  			return true
  1200  		}
  1201  		break
  1202  	}
  1203  	// match: (ADD a l:(MUL x y))
  1204  	// cond: l.Uses==1 && clobber(l)
  1205  	// result: (MADD a x y)
  1206  	for {
  1207  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1208  			a := v_0
  1209  			l := v_1
  1210  			if l.Op != OpARM64MUL {
  1211  				continue
  1212  			}
  1213  			y := l.Args[1]
  1214  			x := l.Args[0]
  1215  			if !(l.Uses == 1 && clobber(l)) {
  1216  				continue
  1217  			}
  1218  			v.reset(OpARM64MADD)
  1219  			v.AddArg3(a, x, y)
  1220  			return true
  1221  		}
  1222  		break
  1223  	}
  1224  	// match: (ADD a l:(MNEG x y))
  1225  	// cond: l.Uses==1 && clobber(l)
  1226  	// result: (MSUB a x y)
  1227  	for {
  1228  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1229  			a := v_0
  1230  			l := v_1
  1231  			if l.Op != OpARM64MNEG {
  1232  				continue
  1233  			}
  1234  			y := l.Args[1]
  1235  			x := l.Args[0]
  1236  			if !(l.Uses == 1 && clobber(l)) {
  1237  				continue
  1238  			}
  1239  			v.reset(OpARM64MSUB)
  1240  			v.AddArg3(a, x, y)
  1241  			return true
  1242  		}
  1243  		break
  1244  	}
  1245  	// match: (ADD a l:(MULW x y))
  1246  	// cond: a.Type.Size() != 8 && l.Uses==1 && clobber(l)
  1247  	// result: (MADDW a x y)
  1248  	for {
  1249  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1250  			a := v_0
  1251  			l := v_1
  1252  			if l.Op != OpARM64MULW {
  1253  				continue
  1254  			}
  1255  			y := l.Args[1]
  1256  			x := l.Args[0]
  1257  			if !(a.Type.Size() != 8 && l.Uses == 1 && clobber(l)) {
  1258  				continue
  1259  			}
  1260  			v.reset(OpARM64MADDW)
  1261  			v.AddArg3(a, x, y)
  1262  			return true
  1263  		}
  1264  		break
  1265  	}
  1266  	// match: (ADD a l:(MNEGW x y))
  1267  	// cond: a.Type.Size() != 8 && l.Uses==1 && clobber(l)
  1268  	// result: (MSUBW a x y)
  1269  	for {
  1270  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1271  			a := v_0
  1272  			l := v_1
  1273  			if l.Op != OpARM64MNEGW {
  1274  				continue
  1275  			}
  1276  			y := l.Args[1]
  1277  			x := l.Args[0]
  1278  			if !(a.Type.Size() != 8 && l.Uses == 1 && clobber(l)) {
  1279  				continue
  1280  			}
  1281  			v.reset(OpARM64MSUBW)
  1282  			v.AddArg3(a, x, y)
  1283  			return true
  1284  		}
  1285  		break
  1286  	}
  1287  	// match: (ADD x (NEG y))
  1288  	// result: (SUB x y)
  1289  	for {
  1290  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1291  			x := v_0
  1292  			if v_1.Op != OpARM64NEG {
  1293  				continue
  1294  			}
  1295  			y := v_1.Args[0]
  1296  			v.reset(OpARM64SUB)
  1297  			v.AddArg2(x, y)
  1298  			return true
  1299  		}
  1300  		break
  1301  	}
  1302  	// match: (ADD x0 x1:(SLLconst [c] y))
  1303  	// cond: clobberIfDead(x1)
  1304  	// result: (ADDshiftLL x0 y [c])
  1305  	for {
  1306  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1307  			x0 := v_0
  1308  			x1 := v_1
  1309  			if x1.Op != OpARM64SLLconst {
  1310  				continue
  1311  			}
  1312  			c := auxIntToInt64(x1.AuxInt)
  1313  			y := x1.Args[0]
  1314  			if !(clobberIfDead(x1)) {
  1315  				continue
  1316  			}
  1317  			v.reset(OpARM64ADDshiftLL)
  1318  			v.AuxInt = int64ToAuxInt(c)
  1319  			v.AddArg2(x0, y)
  1320  			return true
  1321  		}
  1322  		break
  1323  	}
  1324  	// match: (ADD x0 x1:(SRLconst [c] y))
  1325  	// cond: clobberIfDead(x1)
  1326  	// result: (ADDshiftRL x0 y [c])
  1327  	for {
  1328  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1329  			x0 := v_0
  1330  			x1 := v_1
  1331  			if x1.Op != OpARM64SRLconst {
  1332  				continue
  1333  			}
  1334  			c := auxIntToInt64(x1.AuxInt)
  1335  			y := x1.Args[0]
  1336  			if !(clobberIfDead(x1)) {
  1337  				continue
  1338  			}
  1339  			v.reset(OpARM64ADDshiftRL)
  1340  			v.AuxInt = int64ToAuxInt(c)
  1341  			v.AddArg2(x0, y)
  1342  			return true
  1343  		}
  1344  		break
  1345  	}
  1346  	// match: (ADD x0 x1:(SRAconst [c] y))
  1347  	// cond: clobberIfDead(x1)
  1348  	// result: (ADDshiftRA x0 y [c])
  1349  	for {
  1350  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1351  			x0 := v_0
  1352  			x1 := v_1
  1353  			if x1.Op != OpARM64SRAconst {
  1354  				continue
  1355  			}
  1356  			c := auxIntToInt64(x1.AuxInt)
  1357  			y := x1.Args[0]
  1358  			if !(clobberIfDead(x1)) {
  1359  				continue
  1360  			}
  1361  			v.reset(OpARM64ADDshiftRA)
  1362  			v.AuxInt = int64ToAuxInt(c)
  1363  			v.AddArg2(x0, y)
  1364  			return true
  1365  		}
  1366  		break
  1367  	}
  1368  	// match: (ADD (SLL x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SRL <typ.UInt64> x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
  1369  	// cond: cc == OpARM64LessThanU
  1370  	// result: (ROR x (NEG <t> y))
  1371  	for {
  1372  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1373  			if v_0.Op != OpARM64SLL {
  1374  				continue
  1375  			}
  1376  			_ = v_0.Args[1]
  1377  			x := v_0.Args[0]
  1378  			v_0_1 := v_0.Args[1]
  1379  			if v_0_1.Op != OpARM64ANDconst {
  1380  				continue
  1381  			}
  1382  			t := v_0_1.Type
  1383  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
  1384  				continue
  1385  			}
  1386  			y := v_0_1.Args[0]
  1387  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
  1388  				continue
  1389  			}
  1390  			cc := auxIntToOp(v_1.AuxInt)
  1391  			_ = v_1.Args[1]
  1392  			v_1_0 := v_1.Args[0]
  1393  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt64 {
  1394  				continue
  1395  			}
  1396  			_ = v_1_0.Args[1]
  1397  			if x != v_1_0.Args[0] {
  1398  				continue
  1399  			}
  1400  			v_1_0_1 := v_1_0.Args[1]
  1401  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
  1402  				continue
  1403  			}
  1404  			_ = v_1_0_1.Args[1]
  1405  			v_1_0_1_0 := v_1_0_1.Args[0]
  1406  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
  1407  				continue
  1408  			}
  1409  			v_1_0_1_1 := v_1_0_1.Args[1]
  1410  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
  1411  				continue
  1412  			}
  1413  			v_1_1 := v_1.Args[1]
  1414  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
  1415  				continue
  1416  			}
  1417  			v_1_1_0 := v_1_1.Args[0]
  1418  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
  1419  				continue
  1420  			}
  1421  			_ = v_1_1_0.Args[1]
  1422  			v_1_1_0_0 := v_1_1_0.Args[0]
  1423  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
  1424  				continue
  1425  			}
  1426  			v_1_1_0_1 := v_1_1_0.Args[1]
  1427  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
  1428  				continue
  1429  			}
  1430  			v.reset(OpARM64ROR)
  1431  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
  1432  			v0.AddArg(y)
  1433  			v.AddArg2(x, v0)
  1434  			return true
  1435  		}
  1436  		break
  1437  	}
  1438  	// match: (ADD (SRL <typ.UInt64> x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SLL x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
  1439  	// cond: cc == OpARM64LessThanU
  1440  	// result: (ROR x y)
  1441  	for {
  1442  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1443  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt64 {
  1444  				continue
  1445  			}
  1446  			_ = v_0.Args[1]
  1447  			x := v_0.Args[0]
  1448  			v_0_1 := v_0.Args[1]
  1449  			if v_0_1.Op != OpARM64ANDconst {
  1450  				continue
  1451  			}
  1452  			t := v_0_1.Type
  1453  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
  1454  				continue
  1455  			}
  1456  			y := v_0_1.Args[0]
  1457  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
  1458  				continue
  1459  			}
  1460  			cc := auxIntToOp(v_1.AuxInt)
  1461  			_ = v_1.Args[1]
  1462  			v_1_0 := v_1.Args[0]
  1463  			if v_1_0.Op != OpARM64SLL {
  1464  				continue
  1465  			}
  1466  			_ = v_1_0.Args[1]
  1467  			if x != v_1_0.Args[0] {
  1468  				continue
  1469  			}
  1470  			v_1_0_1 := v_1_0.Args[1]
  1471  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
  1472  				continue
  1473  			}
  1474  			_ = v_1_0_1.Args[1]
  1475  			v_1_0_1_0 := v_1_0_1.Args[0]
  1476  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
  1477  				continue
  1478  			}
  1479  			v_1_0_1_1 := v_1_0_1.Args[1]
  1480  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
  1481  				continue
  1482  			}
  1483  			v_1_1 := v_1.Args[1]
  1484  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
  1485  				continue
  1486  			}
  1487  			v_1_1_0 := v_1_1.Args[0]
  1488  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
  1489  				continue
  1490  			}
  1491  			_ = v_1_1_0.Args[1]
  1492  			v_1_1_0_0 := v_1_1_0.Args[0]
  1493  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
  1494  				continue
  1495  			}
  1496  			v_1_1_0_1 := v_1_1_0.Args[1]
  1497  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
  1498  				continue
  1499  			}
  1500  			v.reset(OpARM64ROR)
  1501  			v.AddArg2(x, y)
  1502  			return true
  1503  		}
  1504  		break
  1505  	}
  1506  	// match: (ADD (SLL x (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SRL <typ.UInt32> (MOVWUreg x) (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
  1507  	// cond: cc == OpARM64LessThanU
  1508  	// result: (RORW x (NEG <t> y))
  1509  	for {
  1510  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1511  			if v_0.Op != OpARM64SLL {
  1512  				continue
  1513  			}
  1514  			_ = v_0.Args[1]
  1515  			x := v_0.Args[0]
  1516  			v_0_1 := v_0.Args[1]
  1517  			if v_0_1.Op != OpARM64ANDconst {
  1518  				continue
  1519  			}
  1520  			t := v_0_1.Type
  1521  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
  1522  				continue
  1523  			}
  1524  			y := v_0_1.Args[0]
  1525  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
  1526  				continue
  1527  			}
  1528  			cc := auxIntToOp(v_1.AuxInt)
  1529  			_ = v_1.Args[1]
  1530  			v_1_0 := v_1.Args[0]
  1531  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt32 {
  1532  				continue
  1533  			}
  1534  			_ = v_1_0.Args[1]
  1535  			v_1_0_0 := v_1_0.Args[0]
  1536  			if v_1_0_0.Op != OpARM64MOVWUreg || x != v_1_0_0.Args[0] {
  1537  				continue
  1538  			}
  1539  			v_1_0_1 := v_1_0.Args[1]
  1540  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
  1541  				continue
  1542  			}
  1543  			_ = v_1_0_1.Args[1]
  1544  			v_1_0_1_0 := v_1_0_1.Args[0]
  1545  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
  1546  				continue
  1547  			}
  1548  			v_1_0_1_1 := v_1_0_1.Args[1]
  1549  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
  1550  				continue
  1551  			}
  1552  			v_1_1 := v_1.Args[1]
  1553  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
  1554  				continue
  1555  			}
  1556  			v_1_1_0 := v_1_1.Args[0]
  1557  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
  1558  				continue
  1559  			}
  1560  			_ = v_1_1_0.Args[1]
  1561  			v_1_1_0_0 := v_1_1_0.Args[0]
  1562  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
  1563  				continue
  1564  			}
  1565  			v_1_1_0_1 := v_1_1_0.Args[1]
  1566  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
  1567  				continue
  1568  			}
  1569  			v.reset(OpARM64RORW)
  1570  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
  1571  			v0.AddArg(y)
  1572  			v.AddArg2(x, v0)
  1573  			return true
  1574  		}
  1575  		break
  1576  	}
  1577  	// match: (ADD (SRL <typ.UInt32> (MOVWUreg x) (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SLL x (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
  1578  	// cond: cc == OpARM64LessThanU
  1579  	// result: (RORW x y)
  1580  	for {
  1581  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  1582  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt32 {
  1583  				continue
  1584  			}
  1585  			_ = v_0.Args[1]
  1586  			v_0_0 := v_0.Args[0]
  1587  			if v_0_0.Op != OpARM64MOVWUreg {
  1588  				continue
  1589  			}
  1590  			x := v_0_0.Args[0]
  1591  			v_0_1 := v_0.Args[1]
  1592  			if v_0_1.Op != OpARM64ANDconst {
  1593  				continue
  1594  			}
  1595  			t := v_0_1.Type
  1596  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
  1597  				continue
  1598  			}
  1599  			y := v_0_1.Args[0]
  1600  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
  1601  				continue
  1602  			}
  1603  			cc := auxIntToOp(v_1.AuxInt)
  1604  			_ = v_1.Args[1]
  1605  			v_1_0 := v_1.Args[0]
  1606  			if v_1_0.Op != OpARM64SLL {
  1607  				continue
  1608  			}
  1609  			_ = v_1_0.Args[1]
  1610  			if x != v_1_0.Args[0] {
  1611  				continue
  1612  			}
  1613  			v_1_0_1 := v_1_0.Args[1]
  1614  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
  1615  				continue
  1616  			}
  1617  			_ = v_1_0_1.Args[1]
  1618  			v_1_0_1_0 := v_1_0_1.Args[0]
  1619  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
  1620  				continue
  1621  			}
  1622  			v_1_0_1_1 := v_1_0_1.Args[1]
  1623  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
  1624  				continue
  1625  			}
  1626  			v_1_1 := v_1.Args[1]
  1627  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
  1628  				continue
  1629  			}
  1630  			v_1_1_0 := v_1_1.Args[0]
  1631  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
  1632  				continue
  1633  			}
  1634  			_ = v_1_1_0.Args[1]
  1635  			v_1_1_0_0 := v_1_1_0.Args[0]
  1636  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
  1637  				continue
  1638  			}
  1639  			v_1_1_0_1 := v_1_1_0.Args[1]
  1640  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
  1641  				continue
  1642  			}
  1643  			v.reset(OpARM64RORW)
  1644  			v.AddArg2(x, y)
  1645  			return true
  1646  		}
  1647  		break
  1648  	}
  1649  	return false
  1650  }
  1651  func rewriteValueARM64_OpARM64ADDconst(v *Value) bool {
  1652  	v_0 := v.Args[0]
  1653  	// match: (ADDconst [off1] (MOVDaddr [off2] {sym} ptr))
  1654  	// cond: is32Bit(off1+int64(off2))
  1655  	// result: (MOVDaddr [int32(off1)+off2] {sym} ptr)
  1656  	for {
  1657  		off1 := auxIntToInt64(v.AuxInt)
  1658  		if v_0.Op != OpARM64MOVDaddr {
  1659  			break
  1660  		}
  1661  		off2 := auxIntToInt32(v_0.AuxInt)
  1662  		sym := auxToSym(v_0.Aux)
  1663  		ptr := v_0.Args[0]
  1664  		if !(is32Bit(off1 + int64(off2))) {
  1665  			break
  1666  		}
  1667  		v.reset(OpARM64MOVDaddr)
  1668  		v.AuxInt = int32ToAuxInt(int32(off1) + off2)
  1669  		v.Aux = symToAux(sym)
  1670  		v.AddArg(ptr)
  1671  		return true
  1672  	}
  1673  	// match: (ADDconst [0] x)
  1674  	// result: x
  1675  	for {
  1676  		if auxIntToInt64(v.AuxInt) != 0 {
  1677  			break
  1678  		}
  1679  		x := v_0
  1680  		v.copyOf(x)
  1681  		return true
  1682  	}
  1683  	// match: (ADDconst [c] (MOVDconst [d]))
  1684  	// result: (MOVDconst [c+d])
  1685  	for {
  1686  		c := auxIntToInt64(v.AuxInt)
  1687  		if v_0.Op != OpARM64MOVDconst {
  1688  			break
  1689  		}
  1690  		d := auxIntToInt64(v_0.AuxInt)
  1691  		v.reset(OpARM64MOVDconst)
  1692  		v.AuxInt = int64ToAuxInt(c + d)
  1693  		return true
  1694  	}
  1695  	// match: (ADDconst [c] (ADDconst [d] x))
  1696  	// result: (ADDconst [c+d] x)
  1697  	for {
  1698  		c := auxIntToInt64(v.AuxInt)
  1699  		if v_0.Op != OpARM64ADDconst {
  1700  			break
  1701  		}
  1702  		d := auxIntToInt64(v_0.AuxInt)
  1703  		x := v_0.Args[0]
  1704  		v.reset(OpARM64ADDconst)
  1705  		v.AuxInt = int64ToAuxInt(c + d)
  1706  		v.AddArg(x)
  1707  		return true
  1708  	}
  1709  	// match: (ADDconst [c] (SUBconst [d] x))
  1710  	// result: (ADDconst [c-d] x)
  1711  	for {
  1712  		c := auxIntToInt64(v.AuxInt)
  1713  		if v_0.Op != OpARM64SUBconst {
  1714  			break
  1715  		}
  1716  		d := auxIntToInt64(v_0.AuxInt)
  1717  		x := v_0.Args[0]
  1718  		v.reset(OpARM64ADDconst)
  1719  		v.AuxInt = int64ToAuxInt(c - d)
  1720  		v.AddArg(x)
  1721  		return true
  1722  	}
  1723  	return false
  1724  }
  1725  func rewriteValueARM64_OpARM64ADDshiftLL(v *Value) bool {
  1726  	v_1 := v.Args[1]
  1727  	v_0 := v.Args[0]
  1728  	b := v.Block
  1729  	typ := &b.Func.Config.Types
  1730  	// match: (ADDshiftLL (MOVDconst [c]) x [d])
  1731  	// result: (ADDconst [c] (SLLconst <x.Type> x [d]))
  1732  	for {
  1733  		d := auxIntToInt64(v.AuxInt)
  1734  		if v_0.Op != OpARM64MOVDconst {
  1735  			break
  1736  		}
  1737  		c := auxIntToInt64(v_0.AuxInt)
  1738  		x := v_1
  1739  		v.reset(OpARM64ADDconst)
  1740  		v.AuxInt = int64ToAuxInt(c)
  1741  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  1742  		v0.AuxInt = int64ToAuxInt(d)
  1743  		v0.AddArg(x)
  1744  		v.AddArg(v0)
  1745  		return true
  1746  	}
  1747  	// match: (ADDshiftLL x (MOVDconst [c]) [d])
  1748  	// result: (ADDconst x [int64(uint64(c)<<uint64(d))])
  1749  	for {
  1750  		d := auxIntToInt64(v.AuxInt)
  1751  		x := v_0
  1752  		if v_1.Op != OpARM64MOVDconst {
  1753  			break
  1754  		}
  1755  		c := auxIntToInt64(v_1.AuxInt)
  1756  		v.reset(OpARM64ADDconst)
  1757  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
  1758  		v.AddArg(x)
  1759  		return true
  1760  	}
  1761  	// match: (ADDshiftLL [c] (SRLconst x [64-c]) x)
  1762  	// result: (RORconst [64-c] x)
  1763  	for {
  1764  		c := auxIntToInt64(v.AuxInt)
  1765  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
  1766  			break
  1767  		}
  1768  		x := v_0.Args[0]
  1769  		if x != v_1 {
  1770  			break
  1771  		}
  1772  		v.reset(OpARM64RORconst)
  1773  		v.AuxInt = int64ToAuxInt(64 - c)
  1774  		v.AddArg(x)
  1775  		return true
  1776  	}
  1777  	// match: (ADDshiftLL <t> [c] (UBFX [bfc] x) x)
  1778  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
  1779  	// result: (RORWconst [32-c] x)
  1780  	for {
  1781  		t := v.Type
  1782  		c := auxIntToInt64(v.AuxInt)
  1783  		if v_0.Op != OpARM64UBFX {
  1784  			break
  1785  		}
  1786  		bfc := auxIntToArm64BitField(v_0.AuxInt)
  1787  		x := v_0.Args[0]
  1788  		if x != v_1 || !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
  1789  			break
  1790  		}
  1791  		v.reset(OpARM64RORWconst)
  1792  		v.AuxInt = int64ToAuxInt(32 - c)
  1793  		v.AddArg(x)
  1794  		return true
  1795  	}
  1796  	// match: (ADDshiftLL <typ.UInt16> [8] (UBFX <typ.UInt16> [armBFAuxInt(8, 8)] x) x)
  1797  	// result: (REV16W x)
  1798  	for {
  1799  		if v.Type != typ.UInt16 || auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || v_0.Type != typ.UInt16 || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 8) {
  1800  			break
  1801  		}
  1802  		x := v_0.Args[0]
  1803  		if x != v_1 {
  1804  			break
  1805  		}
  1806  		v.reset(OpARM64REV16W)
  1807  		v.AddArg(x)
  1808  		return true
  1809  	}
  1810  	// match: (ADDshiftLL [8] (UBFX [armBFAuxInt(8, 24)] (ANDconst [c1] x)) (ANDconst [c2] x))
  1811  	// cond: uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff
  1812  	// result: (REV16W x)
  1813  	for {
  1814  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 24) {
  1815  			break
  1816  		}
  1817  		v_0_0 := v_0.Args[0]
  1818  		if v_0_0.Op != OpARM64ANDconst {
  1819  			break
  1820  		}
  1821  		c1 := auxIntToInt64(v_0_0.AuxInt)
  1822  		x := v_0_0.Args[0]
  1823  		if v_1.Op != OpARM64ANDconst {
  1824  			break
  1825  		}
  1826  		c2 := auxIntToInt64(v_1.AuxInt)
  1827  		if x != v_1.Args[0] || !(uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff) {
  1828  			break
  1829  		}
  1830  		v.reset(OpARM64REV16W)
  1831  		v.AddArg(x)
  1832  		return true
  1833  	}
  1834  	// match: (ADDshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
  1835  	// cond: (uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff)
  1836  	// result: (REV16 x)
  1837  	for {
  1838  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
  1839  			break
  1840  		}
  1841  		v_0_0 := v_0.Args[0]
  1842  		if v_0_0.Op != OpARM64ANDconst {
  1843  			break
  1844  		}
  1845  		c1 := auxIntToInt64(v_0_0.AuxInt)
  1846  		x := v_0_0.Args[0]
  1847  		if v_1.Op != OpARM64ANDconst {
  1848  			break
  1849  		}
  1850  		c2 := auxIntToInt64(v_1.AuxInt)
  1851  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff) {
  1852  			break
  1853  		}
  1854  		v.reset(OpARM64REV16)
  1855  		v.AddArg(x)
  1856  		return true
  1857  	}
  1858  	// match: (ADDshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
  1859  	// cond: (uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff)
  1860  	// result: (REV16 (ANDconst <x.Type> [0xffffffff] x))
  1861  	for {
  1862  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
  1863  			break
  1864  		}
  1865  		v_0_0 := v_0.Args[0]
  1866  		if v_0_0.Op != OpARM64ANDconst {
  1867  			break
  1868  		}
  1869  		c1 := auxIntToInt64(v_0_0.AuxInt)
  1870  		x := v_0_0.Args[0]
  1871  		if v_1.Op != OpARM64ANDconst {
  1872  			break
  1873  		}
  1874  		c2 := auxIntToInt64(v_1.AuxInt)
  1875  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff) {
  1876  			break
  1877  		}
  1878  		v.reset(OpARM64REV16)
  1879  		v0 := b.NewValue0(v.Pos, OpARM64ANDconst, x.Type)
  1880  		v0.AuxInt = int64ToAuxInt(0xffffffff)
  1881  		v0.AddArg(x)
  1882  		v.AddArg(v0)
  1883  		return true
  1884  	}
  1885  	// match: (ADDshiftLL [c] (SRLconst x [64-c]) x2)
  1886  	// result: (EXTRconst [64-c] x2 x)
  1887  	for {
  1888  		c := auxIntToInt64(v.AuxInt)
  1889  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
  1890  			break
  1891  		}
  1892  		x := v_0.Args[0]
  1893  		x2 := v_1
  1894  		v.reset(OpARM64EXTRconst)
  1895  		v.AuxInt = int64ToAuxInt(64 - c)
  1896  		v.AddArg2(x2, x)
  1897  		return true
  1898  	}
  1899  	// match: (ADDshiftLL <t> [c] (UBFX [bfc] x) x2)
  1900  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
  1901  	// result: (EXTRWconst [32-c] x2 x)
  1902  	for {
  1903  		t := v.Type
  1904  		c := auxIntToInt64(v.AuxInt)
  1905  		if v_0.Op != OpARM64UBFX {
  1906  			break
  1907  		}
  1908  		bfc := auxIntToArm64BitField(v_0.AuxInt)
  1909  		x := v_0.Args[0]
  1910  		x2 := v_1
  1911  		if !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
  1912  			break
  1913  		}
  1914  		v.reset(OpARM64EXTRWconst)
  1915  		v.AuxInt = int64ToAuxInt(32 - c)
  1916  		v.AddArg2(x2, x)
  1917  		return true
  1918  	}
  1919  	return false
  1920  }
  1921  func rewriteValueARM64_OpARM64ADDshiftRA(v *Value) bool {
  1922  	v_1 := v.Args[1]
  1923  	v_0 := v.Args[0]
  1924  	b := v.Block
  1925  	// match: (ADDshiftRA (MOVDconst [c]) x [d])
  1926  	// result: (ADDconst [c] (SRAconst <x.Type> x [d]))
  1927  	for {
  1928  		d := auxIntToInt64(v.AuxInt)
  1929  		if v_0.Op != OpARM64MOVDconst {
  1930  			break
  1931  		}
  1932  		c := auxIntToInt64(v_0.AuxInt)
  1933  		x := v_1
  1934  		v.reset(OpARM64ADDconst)
  1935  		v.AuxInt = int64ToAuxInt(c)
  1936  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
  1937  		v0.AuxInt = int64ToAuxInt(d)
  1938  		v0.AddArg(x)
  1939  		v.AddArg(v0)
  1940  		return true
  1941  	}
  1942  	// match: (ADDshiftRA x (MOVDconst [c]) [d])
  1943  	// result: (ADDconst x [c>>uint64(d)])
  1944  	for {
  1945  		d := auxIntToInt64(v.AuxInt)
  1946  		x := v_0
  1947  		if v_1.Op != OpARM64MOVDconst {
  1948  			break
  1949  		}
  1950  		c := auxIntToInt64(v_1.AuxInt)
  1951  		v.reset(OpARM64ADDconst)
  1952  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
  1953  		v.AddArg(x)
  1954  		return true
  1955  	}
  1956  	return false
  1957  }
  1958  func rewriteValueARM64_OpARM64ADDshiftRL(v *Value) bool {
  1959  	v_1 := v.Args[1]
  1960  	v_0 := v.Args[0]
  1961  	b := v.Block
  1962  	// match: (ADDshiftRL (MOVDconst [c]) x [d])
  1963  	// result: (ADDconst [c] (SRLconst <x.Type> x [d]))
  1964  	for {
  1965  		d := auxIntToInt64(v.AuxInt)
  1966  		if v_0.Op != OpARM64MOVDconst {
  1967  			break
  1968  		}
  1969  		c := auxIntToInt64(v_0.AuxInt)
  1970  		x := v_1
  1971  		v.reset(OpARM64ADDconst)
  1972  		v.AuxInt = int64ToAuxInt(c)
  1973  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
  1974  		v0.AuxInt = int64ToAuxInt(d)
  1975  		v0.AddArg(x)
  1976  		v.AddArg(v0)
  1977  		return true
  1978  	}
  1979  	// match: (ADDshiftRL x (MOVDconst [c]) [d])
  1980  	// result: (ADDconst x [int64(uint64(c)>>uint64(d))])
  1981  	for {
  1982  		d := auxIntToInt64(v.AuxInt)
  1983  		x := v_0
  1984  		if v_1.Op != OpARM64MOVDconst {
  1985  			break
  1986  		}
  1987  		c := auxIntToInt64(v_1.AuxInt)
  1988  		v.reset(OpARM64ADDconst)
  1989  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
  1990  		v.AddArg(x)
  1991  		return true
  1992  	}
  1993  	// match: (ADDshiftRL [c] (SLLconst x [64-c]) x)
  1994  	// result: (RORconst [ c] x)
  1995  	for {
  1996  		c := auxIntToInt64(v.AuxInt)
  1997  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
  1998  			break
  1999  		}
  2000  		x := v_0.Args[0]
  2001  		if x != v_1 {
  2002  			break
  2003  		}
  2004  		v.reset(OpARM64RORconst)
  2005  		v.AuxInt = int64ToAuxInt(c)
  2006  		v.AddArg(x)
  2007  		return true
  2008  	}
  2009  	// match: (ADDshiftRL <t> [c] (SLLconst x [32-c]) (MOVWUreg x))
  2010  	// cond: c < 32 && t.Size() == 4
  2011  	// result: (RORWconst [c] x)
  2012  	for {
  2013  		t := v.Type
  2014  		c := auxIntToInt64(v.AuxInt)
  2015  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 32-c {
  2016  			break
  2017  		}
  2018  		x := v_0.Args[0]
  2019  		if v_1.Op != OpARM64MOVWUreg || x != v_1.Args[0] || !(c < 32 && t.Size() == 4) {
  2020  			break
  2021  		}
  2022  		v.reset(OpARM64RORWconst)
  2023  		v.AuxInt = int64ToAuxInt(c)
  2024  		v.AddArg(x)
  2025  		return true
  2026  	}
  2027  	return false
  2028  }
  2029  func rewriteValueARM64_OpARM64AND(v *Value) bool {
  2030  	v_1 := v.Args[1]
  2031  	v_0 := v.Args[0]
  2032  	// match: (AND x (MOVDconst [c]))
  2033  	// result: (ANDconst [c] x)
  2034  	for {
  2035  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2036  			x := v_0
  2037  			if v_1.Op != OpARM64MOVDconst {
  2038  				continue
  2039  			}
  2040  			c := auxIntToInt64(v_1.AuxInt)
  2041  			v.reset(OpARM64ANDconst)
  2042  			v.AuxInt = int64ToAuxInt(c)
  2043  			v.AddArg(x)
  2044  			return true
  2045  		}
  2046  		break
  2047  	}
  2048  	// match: (AND x x)
  2049  	// result: x
  2050  	for {
  2051  		x := v_0
  2052  		if x != v_1 {
  2053  			break
  2054  		}
  2055  		v.copyOf(x)
  2056  		return true
  2057  	}
  2058  	// match: (AND x (MVN y))
  2059  	// result: (BIC x y)
  2060  	for {
  2061  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2062  			x := v_0
  2063  			if v_1.Op != OpARM64MVN {
  2064  				continue
  2065  			}
  2066  			y := v_1.Args[0]
  2067  			v.reset(OpARM64BIC)
  2068  			v.AddArg2(x, y)
  2069  			return true
  2070  		}
  2071  		break
  2072  	}
  2073  	// match: (AND x0 x1:(SLLconst [c] y))
  2074  	// cond: clobberIfDead(x1)
  2075  	// result: (ANDshiftLL x0 y [c])
  2076  	for {
  2077  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2078  			x0 := v_0
  2079  			x1 := v_1
  2080  			if x1.Op != OpARM64SLLconst {
  2081  				continue
  2082  			}
  2083  			c := auxIntToInt64(x1.AuxInt)
  2084  			y := x1.Args[0]
  2085  			if !(clobberIfDead(x1)) {
  2086  				continue
  2087  			}
  2088  			v.reset(OpARM64ANDshiftLL)
  2089  			v.AuxInt = int64ToAuxInt(c)
  2090  			v.AddArg2(x0, y)
  2091  			return true
  2092  		}
  2093  		break
  2094  	}
  2095  	// match: (AND x0 x1:(SRLconst [c] y))
  2096  	// cond: clobberIfDead(x1)
  2097  	// result: (ANDshiftRL x0 y [c])
  2098  	for {
  2099  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2100  			x0 := v_0
  2101  			x1 := v_1
  2102  			if x1.Op != OpARM64SRLconst {
  2103  				continue
  2104  			}
  2105  			c := auxIntToInt64(x1.AuxInt)
  2106  			y := x1.Args[0]
  2107  			if !(clobberIfDead(x1)) {
  2108  				continue
  2109  			}
  2110  			v.reset(OpARM64ANDshiftRL)
  2111  			v.AuxInt = int64ToAuxInt(c)
  2112  			v.AddArg2(x0, y)
  2113  			return true
  2114  		}
  2115  		break
  2116  	}
  2117  	// match: (AND x0 x1:(SRAconst [c] y))
  2118  	// cond: clobberIfDead(x1)
  2119  	// result: (ANDshiftRA x0 y [c])
  2120  	for {
  2121  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2122  			x0 := v_0
  2123  			x1 := v_1
  2124  			if x1.Op != OpARM64SRAconst {
  2125  				continue
  2126  			}
  2127  			c := auxIntToInt64(x1.AuxInt)
  2128  			y := x1.Args[0]
  2129  			if !(clobberIfDead(x1)) {
  2130  				continue
  2131  			}
  2132  			v.reset(OpARM64ANDshiftRA)
  2133  			v.AuxInt = int64ToAuxInt(c)
  2134  			v.AddArg2(x0, y)
  2135  			return true
  2136  		}
  2137  		break
  2138  	}
  2139  	// match: (AND x0 x1:(RORconst [c] y))
  2140  	// cond: clobberIfDead(x1)
  2141  	// result: (ANDshiftRO x0 y [c])
  2142  	for {
  2143  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2144  			x0 := v_0
  2145  			x1 := v_1
  2146  			if x1.Op != OpARM64RORconst {
  2147  				continue
  2148  			}
  2149  			c := auxIntToInt64(x1.AuxInt)
  2150  			y := x1.Args[0]
  2151  			if !(clobberIfDead(x1)) {
  2152  				continue
  2153  			}
  2154  			v.reset(OpARM64ANDshiftRO)
  2155  			v.AuxInt = int64ToAuxInt(c)
  2156  			v.AddArg2(x0, y)
  2157  			return true
  2158  		}
  2159  		break
  2160  	}
  2161  	return false
  2162  }
  2163  func rewriteValueARM64_OpARM64ANDconst(v *Value) bool {
  2164  	v_0 := v.Args[0]
  2165  	// match: (ANDconst [0] _)
  2166  	// result: (MOVDconst [0])
  2167  	for {
  2168  		if auxIntToInt64(v.AuxInt) != 0 {
  2169  			break
  2170  		}
  2171  		v.reset(OpARM64MOVDconst)
  2172  		v.AuxInt = int64ToAuxInt(0)
  2173  		return true
  2174  	}
  2175  	// match: (ANDconst [-1] x)
  2176  	// result: x
  2177  	for {
  2178  		if auxIntToInt64(v.AuxInt) != -1 {
  2179  			break
  2180  		}
  2181  		x := v_0
  2182  		v.copyOf(x)
  2183  		return true
  2184  	}
  2185  	// match: (ANDconst [c] (MOVDconst [d]))
  2186  	// result: (MOVDconst [c&d])
  2187  	for {
  2188  		c := auxIntToInt64(v.AuxInt)
  2189  		if v_0.Op != OpARM64MOVDconst {
  2190  			break
  2191  		}
  2192  		d := auxIntToInt64(v_0.AuxInt)
  2193  		v.reset(OpARM64MOVDconst)
  2194  		v.AuxInt = int64ToAuxInt(c & d)
  2195  		return true
  2196  	}
  2197  	// match: (ANDconst [c] (ANDconst [d] x))
  2198  	// result: (ANDconst [c&d] x)
  2199  	for {
  2200  		c := auxIntToInt64(v.AuxInt)
  2201  		if v_0.Op != OpARM64ANDconst {
  2202  			break
  2203  		}
  2204  		d := auxIntToInt64(v_0.AuxInt)
  2205  		x := v_0.Args[0]
  2206  		v.reset(OpARM64ANDconst)
  2207  		v.AuxInt = int64ToAuxInt(c & d)
  2208  		v.AddArg(x)
  2209  		return true
  2210  	}
  2211  	// match: (ANDconst [c] (MOVWUreg x))
  2212  	// result: (ANDconst [c&(1<<32-1)] x)
  2213  	for {
  2214  		c := auxIntToInt64(v.AuxInt)
  2215  		if v_0.Op != OpARM64MOVWUreg {
  2216  			break
  2217  		}
  2218  		x := v_0.Args[0]
  2219  		v.reset(OpARM64ANDconst)
  2220  		v.AuxInt = int64ToAuxInt(c & (1<<32 - 1))
  2221  		v.AddArg(x)
  2222  		return true
  2223  	}
  2224  	// match: (ANDconst [c] (MOVHUreg x))
  2225  	// result: (ANDconst [c&(1<<16-1)] x)
  2226  	for {
  2227  		c := auxIntToInt64(v.AuxInt)
  2228  		if v_0.Op != OpARM64MOVHUreg {
  2229  			break
  2230  		}
  2231  		x := v_0.Args[0]
  2232  		v.reset(OpARM64ANDconst)
  2233  		v.AuxInt = int64ToAuxInt(c & (1<<16 - 1))
  2234  		v.AddArg(x)
  2235  		return true
  2236  	}
  2237  	// match: (ANDconst [c] (MOVBUreg x))
  2238  	// result: (ANDconst [c&(1<<8-1)] x)
  2239  	for {
  2240  		c := auxIntToInt64(v.AuxInt)
  2241  		if v_0.Op != OpARM64MOVBUreg {
  2242  			break
  2243  		}
  2244  		x := v_0.Args[0]
  2245  		v.reset(OpARM64ANDconst)
  2246  		v.AuxInt = int64ToAuxInt(c & (1<<8 - 1))
  2247  		v.AddArg(x)
  2248  		return true
  2249  	}
  2250  	// match: (ANDconst [ac] (SLLconst [sc] x))
  2251  	// cond: isARM64BFMask(sc, ac, sc)
  2252  	// result: (UBFIZ [armBFAuxInt(sc, arm64BFWidth(ac, sc))] x)
  2253  	for {
  2254  		ac := auxIntToInt64(v.AuxInt)
  2255  		if v_0.Op != OpARM64SLLconst {
  2256  			break
  2257  		}
  2258  		sc := auxIntToInt64(v_0.AuxInt)
  2259  		x := v_0.Args[0]
  2260  		if !(isARM64BFMask(sc, ac, sc)) {
  2261  			break
  2262  		}
  2263  		v.reset(OpARM64UBFIZ)
  2264  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc, arm64BFWidth(ac, sc)))
  2265  		v.AddArg(x)
  2266  		return true
  2267  	}
  2268  	// match: (ANDconst [ac] (SRLconst [sc] x))
  2269  	// cond: isARM64BFMask(sc, ac, 0)
  2270  	// result: (UBFX [armBFAuxInt(sc, arm64BFWidth(ac, 0))] x)
  2271  	for {
  2272  		ac := auxIntToInt64(v.AuxInt)
  2273  		if v_0.Op != OpARM64SRLconst {
  2274  			break
  2275  		}
  2276  		sc := auxIntToInt64(v_0.AuxInt)
  2277  		x := v_0.Args[0]
  2278  		if !(isARM64BFMask(sc, ac, 0)) {
  2279  			break
  2280  		}
  2281  		v.reset(OpARM64UBFX)
  2282  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc, arm64BFWidth(ac, 0)))
  2283  		v.AddArg(x)
  2284  		return true
  2285  	}
  2286  	return false
  2287  }
  2288  func rewriteValueARM64_OpARM64ANDshiftLL(v *Value) bool {
  2289  	v_1 := v.Args[1]
  2290  	v_0 := v.Args[0]
  2291  	b := v.Block
  2292  	// match: (ANDshiftLL (MOVDconst [c]) x [d])
  2293  	// result: (ANDconst [c] (SLLconst <x.Type> x [d]))
  2294  	for {
  2295  		d := auxIntToInt64(v.AuxInt)
  2296  		if v_0.Op != OpARM64MOVDconst {
  2297  			break
  2298  		}
  2299  		c := auxIntToInt64(v_0.AuxInt)
  2300  		x := v_1
  2301  		v.reset(OpARM64ANDconst)
  2302  		v.AuxInt = int64ToAuxInt(c)
  2303  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  2304  		v0.AuxInt = int64ToAuxInt(d)
  2305  		v0.AddArg(x)
  2306  		v.AddArg(v0)
  2307  		return true
  2308  	}
  2309  	// match: (ANDshiftLL x (MOVDconst [c]) [d])
  2310  	// result: (ANDconst x [int64(uint64(c)<<uint64(d))])
  2311  	for {
  2312  		d := auxIntToInt64(v.AuxInt)
  2313  		x := v_0
  2314  		if v_1.Op != OpARM64MOVDconst {
  2315  			break
  2316  		}
  2317  		c := auxIntToInt64(v_1.AuxInt)
  2318  		v.reset(OpARM64ANDconst)
  2319  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
  2320  		v.AddArg(x)
  2321  		return true
  2322  	}
  2323  	// match: (ANDshiftLL y:(SLLconst x [c]) x [c])
  2324  	// result: y
  2325  	for {
  2326  		c := auxIntToInt64(v.AuxInt)
  2327  		y := v_0
  2328  		if y.Op != OpARM64SLLconst || auxIntToInt64(y.AuxInt) != c {
  2329  			break
  2330  		}
  2331  		x := y.Args[0]
  2332  		if x != v_1 {
  2333  			break
  2334  		}
  2335  		v.copyOf(y)
  2336  		return true
  2337  	}
  2338  	return false
  2339  }
  2340  func rewriteValueARM64_OpARM64ANDshiftRA(v *Value) bool {
  2341  	v_1 := v.Args[1]
  2342  	v_0 := v.Args[0]
  2343  	b := v.Block
  2344  	// match: (ANDshiftRA (MOVDconst [c]) x [d])
  2345  	// result: (ANDconst [c] (SRAconst <x.Type> x [d]))
  2346  	for {
  2347  		d := auxIntToInt64(v.AuxInt)
  2348  		if v_0.Op != OpARM64MOVDconst {
  2349  			break
  2350  		}
  2351  		c := auxIntToInt64(v_0.AuxInt)
  2352  		x := v_1
  2353  		v.reset(OpARM64ANDconst)
  2354  		v.AuxInt = int64ToAuxInt(c)
  2355  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
  2356  		v0.AuxInt = int64ToAuxInt(d)
  2357  		v0.AddArg(x)
  2358  		v.AddArg(v0)
  2359  		return true
  2360  	}
  2361  	// match: (ANDshiftRA x (MOVDconst [c]) [d])
  2362  	// result: (ANDconst x [c>>uint64(d)])
  2363  	for {
  2364  		d := auxIntToInt64(v.AuxInt)
  2365  		x := v_0
  2366  		if v_1.Op != OpARM64MOVDconst {
  2367  			break
  2368  		}
  2369  		c := auxIntToInt64(v_1.AuxInt)
  2370  		v.reset(OpARM64ANDconst)
  2371  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
  2372  		v.AddArg(x)
  2373  		return true
  2374  	}
  2375  	// match: (ANDshiftRA y:(SRAconst x [c]) x [c])
  2376  	// result: y
  2377  	for {
  2378  		c := auxIntToInt64(v.AuxInt)
  2379  		y := v_0
  2380  		if y.Op != OpARM64SRAconst || auxIntToInt64(y.AuxInt) != c {
  2381  			break
  2382  		}
  2383  		x := y.Args[0]
  2384  		if x != v_1 {
  2385  			break
  2386  		}
  2387  		v.copyOf(y)
  2388  		return true
  2389  	}
  2390  	return false
  2391  }
  2392  func rewriteValueARM64_OpARM64ANDshiftRL(v *Value) bool {
  2393  	v_1 := v.Args[1]
  2394  	v_0 := v.Args[0]
  2395  	b := v.Block
  2396  	// match: (ANDshiftRL (MOVDconst [c]) x [d])
  2397  	// result: (ANDconst [c] (SRLconst <x.Type> x [d]))
  2398  	for {
  2399  		d := auxIntToInt64(v.AuxInt)
  2400  		if v_0.Op != OpARM64MOVDconst {
  2401  			break
  2402  		}
  2403  		c := auxIntToInt64(v_0.AuxInt)
  2404  		x := v_1
  2405  		v.reset(OpARM64ANDconst)
  2406  		v.AuxInt = int64ToAuxInt(c)
  2407  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
  2408  		v0.AuxInt = int64ToAuxInt(d)
  2409  		v0.AddArg(x)
  2410  		v.AddArg(v0)
  2411  		return true
  2412  	}
  2413  	// match: (ANDshiftRL x (MOVDconst [c]) [d])
  2414  	// result: (ANDconst x [int64(uint64(c)>>uint64(d))])
  2415  	for {
  2416  		d := auxIntToInt64(v.AuxInt)
  2417  		x := v_0
  2418  		if v_1.Op != OpARM64MOVDconst {
  2419  			break
  2420  		}
  2421  		c := auxIntToInt64(v_1.AuxInt)
  2422  		v.reset(OpARM64ANDconst)
  2423  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
  2424  		v.AddArg(x)
  2425  		return true
  2426  	}
  2427  	// match: (ANDshiftRL y:(SRLconst x [c]) x [c])
  2428  	// result: y
  2429  	for {
  2430  		c := auxIntToInt64(v.AuxInt)
  2431  		y := v_0
  2432  		if y.Op != OpARM64SRLconst || auxIntToInt64(y.AuxInt) != c {
  2433  			break
  2434  		}
  2435  		x := y.Args[0]
  2436  		if x != v_1 {
  2437  			break
  2438  		}
  2439  		v.copyOf(y)
  2440  		return true
  2441  	}
  2442  	return false
  2443  }
  2444  func rewriteValueARM64_OpARM64ANDshiftRO(v *Value) bool {
  2445  	v_1 := v.Args[1]
  2446  	v_0 := v.Args[0]
  2447  	b := v.Block
  2448  	// match: (ANDshiftRO (MOVDconst [c]) x [d])
  2449  	// result: (ANDconst [c] (RORconst <x.Type> x [d]))
  2450  	for {
  2451  		d := auxIntToInt64(v.AuxInt)
  2452  		if v_0.Op != OpARM64MOVDconst {
  2453  			break
  2454  		}
  2455  		c := auxIntToInt64(v_0.AuxInt)
  2456  		x := v_1
  2457  		v.reset(OpARM64ANDconst)
  2458  		v.AuxInt = int64ToAuxInt(c)
  2459  		v0 := b.NewValue0(v.Pos, OpARM64RORconst, x.Type)
  2460  		v0.AuxInt = int64ToAuxInt(d)
  2461  		v0.AddArg(x)
  2462  		v.AddArg(v0)
  2463  		return true
  2464  	}
  2465  	// match: (ANDshiftRO x (MOVDconst [c]) [d])
  2466  	// result: (ANDconst x [rotateRight64(c, d)])
  2467  	for {
  2468  		d := auxIntToInt64(v.AuxInt)
  2469  		x := v_0
  2470  		if v_1.Op != OpARM64MOVDconst {
  2471  			break
  2472  		}
  2473  		c := auxIntToInt64(v_1.AuxInt)
  2474  		v.reset(OpARM64ANDconst)
  2475  		v.AuxInt = int64ToAuxInt(rotateRight64(c, d))
  2476  		v.AddArg(x)
  2477  		return true
  2478  	}
  2479  	// match: (ANDshiftRO y:(RORconst x [c]) x [c])
  2480  	// result: y
  2481  	for {
  2482  		c := auxIntToInt64(v.AuxInt)
  2483  		y := v_0
  2484  		if y.Op != OpARM64RORconst || auxIntToInt64(y.AuxInt) != c {
  2485  			break
  2486  		}
  2487  		x := y.Args[0]
  2488  		if x != v_1 {
  2489  			break
  2490  		}
  2491  		v.copyOf(y)
  2492  		return true
  2493  	}
  2494  	return false
  2495  }
  2496  func rewriteValueARM64_OpARM64BIC(v *Value) bool {
  2497  	v_1 := v.Args[1]
  2498  	v_0 := v.Args[0]
  2499  	// match: (BIC x (MOVDconst [c]))
  2500  	// result: (ANDconst [^c] x)
  2501  	for {
  2502  		x := v_0
  2503  		if v_1.Op != OpARM64MOVDconst {
  2504  			break
  2505  		}
  2506  		c := auxIntToInt64(v_1.AuxInt)
  2507  		v.reset(OpARM64ANDconst)
  2508  		v.AuxInt = int64ToAuxInt(^c)
  2509  		v.AddArg(x)
  2510  		return true
  2511  	}
  2512  	// match: (BIC x x)
  2513  	// result: (MOVDconst [0])
  2514  	for {
  2515  		x := v_0
  2516  		if x != v_1 {
  2517  			break
  2518  		}
  2519  		v.reset(OpARM64MOVDconst)
  2520  		v.AuxInt = int64ToAuxInt(0)
  2521  		return true
  2522  	}
  2523  	// match: (BIC x0 x1:(SLLconst [c] y))
  2524  	// cond: clobberIfDead(x1)
  2525  	// result: (BICshiftLL x0 y [c])
  2526  	for {
  2527  		x0 := v_0
  2528  		x1 := v_1
  2529  		if x1.Op != OpARM64SLLconst {
  2530  			break
  2531  		}
  2532  		c := auxIntToInt64(x1.AuxInt)
  2533  		y := x1.Args[0]
  2534  		if !(clobberIfDead(x1)) {
  2535  			break
  2536  		}
  2537  		v.reset(OpARM64BICshiftLL)
  2538  		v.AuxInt = int64ToAuxInt(c)
  2539  		v.AddArg2(x0, y)
  2540  		return true
  2541  	}
  2542  	// match: (BIC x0 x1:(SRLconst [c] y))
  2543  	// cond: clobberIfDead(x1)
  2544  	// result: (BICshiftRL x0 y [c])
  2545  	for {
  2546  		x0 := v_0
  2547  		x1 := v_1
  2548  		if x1.Op != OpARM64SRLconst {
  2549  			break
  2550  		}
  2551  		c := auxIntToInt64(x1.AuxInt)
  2552  		y := x1.Args[0]
  2553  		if !(clobberIfDead(x1)) {
  2554  			break
  2555  		}
  2556  		v.reset(OpARM64BICshiftRL)
  2557  		v.AuxInt = int64ToAuxInt(c)
  2558  		v.AddArg2(x0, y)
  2559  		return true
  2560  	}
  2561  	// match: (BIC x0 x1:(SRAconst [c] y))
  2562  	// cond: clobberIfDead(x1)
  2563  	// result: (BICshiftRA x0 y [c])
  2564  	for {
  2565  		x0 := v_0
  2566  		x1 := v_1
  2567  		if x1.Op != OpARM64SRAconst {
  2568  			break
  2569  		}
  2570  		c := auxIntToInt64(x1.AuxInt)
  2571  		y := x1.Args[0]
  2572  		if !(clobberIfDead(x1)) {
  2573  			break
  2574  		}
  2575  		v.reset(OpARM64BICshiftRA)
  2576  		v.AuxInt = int64ToAuxInt(c)
  2577  		v.AddArg2(x0, y)
  2578  		return true
  2579  	}
  2580  	// match: (BIC x0 x1:(RORconst [c] y))
  2581  	// cond: clobberIfDead(x1)
  2582  	// result: (BICshiftRO x0 y [c])
  2583  	for {
  2584  		x0 := v_0
  2585  		x1 := v_1
  2586  		if x1.Op != OpARM64RORconst {
  2587  			break
  2588  		}
  2589  		c := auxIntToInt64(x1.AuxInt)
  2590  		y := x1.Args[0]
  2591  		if !(clobberIfDead(x1)) {
  2592  			break
  2593  		}
  2594  		v.reset(OpARM64BICshiftRO)
  2595  		v.AuxInt = int64ToAuxInt(c)
  2596  		v.AddArg2(x0, y)
  2597  		return true
  2598  	}
  2599  	return false
  2600  }
  2601  func rewriteValueARM64_OpARM64BICshiftLL(v *Value) bool {
  2602  	v_1 := v.Args[1]
  2603  	v_0 := v.Args[0]
  2604  	// match: (BICshiftLL x (MOVDconst [c]) [d])
  2605  	// result: (ANDconst x [^int64(uint64(c)<<uint64(d))])
  2606  	for {
  2607  		d := auxIntToInt64(v.AuxInt)
  2608  		x := v_0
  2609  		if v_1.Op != OpARM64MOVDconst {
  2610  			break
  2611  		}
  2612  		c := auxIntToInt64(v_1.AuxInt)
  2613  		v.reset(OpARM64ANDconst)
  2614  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) << uint64(d)))
  2615  		v.AddArg(x)
  2616  		return true
  2617  	}
  2618  	// match: (BICshiftLL (SLLconst x [c]) x [c])
  2619  	// result: (MOVDconst [0])
  2620  	for {
  2621  		c := auxIntToInt64(v.AuxInt)
  2622  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
  2623  			break
  2624  		}
  2625  		x := v_0.Args[0]
  2626  		if x != v_1 {
  2627  			break
  2628  		}
  2629  		v.reset(OpARM64MOVDconst)
  2630  		v.AuxInt = int64ToAuxInt(0)
  2631  		return true
  2632  	}
  2633  	return false
  2634  }
  2635  func rewriteValueARM64_OpARM64BICshiftRA(v *Value) bool {
  2636  	v_1 := v.Args[1]
  2637  	v_0 := v.Args[0]
  2638  	// match: (BICshiftRA x (MOVDconst [c]) [d])
  2639  	// result: (ANDconst x [^(c>>uint64(d))])
  2640  	for {
  2641  		d := auxIntToInt64(v.AuxInt)
  2642  		x := v_0
  2643  		if v_1.Op != OpARM64MOVDconst {
  2644  			break
  2645  		}
  2646  		c := auxIntToInt64(v_1.AuxInt)
  2647  		v.reset(OpARM64ANDconst)
  2648  		v.AuxInt = int64ToAuxInt(^(c >> uint64(d)))
  2649  		v.AddArg(x)
  2650  		return true
  2651  	}
  2652  	// match: (BICshiftRA (SRAconst x [c]) x [c])
  2653  	// result: (MOVDconst [0])
  2654  	for {
  2655  		c := auxIntToInt64(v.AuxInt)
  2656  		if v_0.Op != OpARM64SRAconst || auxIntToInt64(v_0.AuxInt) != c {
  2657  			break
  2658  		}
  2659  		x := v_0.Args[0]
  2660  		if x != v_1 {
  2661  			break
  2662  		}
  2663  		v.reset(OpARM64MOVDconst)
  2664  		v.AuxInt = int64ToAuxInt(0)
  2665  		return true
  2666  	}
  2667  	return false
  2668  }
  2669  func rewriteValueARM64_OpARM64BICshiftRL(v *Value) bool {
  2670  	v_1 := v.Args[1]
  2671  	v_0 := v.Args[0]
  2672  	// match: (BICshiftRL x (MOVDconst [c]) [d])
  2673  	// result: (ANDconst x [^int64(uint64(c)>>uint64(d))])
  2674  	for {
  2675  		d := auxIntToInt64(v.AuxInt)
  2676  		x := v_0
  2677  		if v_1.Op != OpARM64MOVDconst {
  2678  			break
  2679  		}
  2680  		c := auxIntToInt64(v_1.AuxInt)
  2681  		v.reset(OpARM64ANDconst)
  2682  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) >> uint64(d)))
  2683  		v.AddArg(x)
  2684  		return true
  2685  	}
  2686  	// match: (BICshiftRL (SRLconst x [c]) x [c])
  2687  	// result: (MOVDconst [0])
  2688  	for {
  2689  		c := auxIntToInt64(v.AuxInt)
  2690  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
  2691  			break
  2692  		}
  2693  		x := v_0.Args[0]
  2694  		if x != v_1 {
  2695  			break
  2696  		}
  2697  		v.reset(OpARM64MOVDconst)
  2698  		v.AuxInt = int64ToAuxInt(0)
  2699  		return true
  2700  	}
  2701  	return false
  2702  }
  2703  func rewriteValueARM64_OpARM64BICshiftRO(v *Value) bool {
  2704  	v_1 := v.Args[1]
  2705  	v_0 := v.Args[0]
  2706  	// match: (BICshiftRO x (MOVDconst [c]) [d])
  2707  	// result: (ANDconst x [^rotateRight64(c, d)])
  2708  	for {
  2709  		d := auxIntToInt64(v.AuxInt)
  2710  		x := v_0
  2711  		if v_1.Op != OpARM64MOVDconst {
  2712  			break
  2713  		}
  2714  		c := auxIntToInt64(v_1.AuxInt)
  2715  		v.reset(OpARM64ANDconst)
  2716  		v.AuxInt = int64ToAuxInt(^rotateRight64(c, d))
  2717  		v.AddArg(x)
  2718  		return true
  2719  	}
  2720  	// match: (BICshiftRO (RORconst x [c]) x [c])
  2721  	// result: (MOVDconst [0])
  2722  	for {
  2723  		c := auxIntToInt64(v.AuxInt)
  2724  		if v_0.Op != OpARM64RORconst || auxIntToInt64(v_0.AuxInt) != c {
  2725  			break
  2726  		}
  2727  		x := v_0.Args[0]
  2728  		if x != v_1 {
  2729  			break
  2730  		}
  2731  		v.reset(OpARM64MOVDconst)
  2732  		v.AuxInt = int64ToAuxInt(0)
  2733  		return true
  2734  	}
  2735  	return false
  2736  }
  2737  func rewriteValueARM64_OpARM64CMN(v *Value) bool {
  2738  	v_1 := v.Args[1]
  2739  	v_0 := v.Args[0]
  2740  	// match: (CMN x (MOVDconst [c]))
  2741  	// result: (CMNconst [c] x)
  2742  	for {
  2743  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2744  			x := v_0
  2745  			if v_1.Op != OpARM64MOVDconst {
  2746  				continue
  2747  			}
  2748  			c := auxIntToInt64(v_1.AuxInt)
  2749  			v.reset(OpARM64CMNconst)
  2750  			v.AuxInt = int64ToAuxInt(c)
  2751  			v.AddArg(x)
  2752  			return true
  2753  		}
  2754  		break
  2755  	}
  2756  	// match: (CMN x0 x1:(SLLconst [c] y))
  2757  	// cond: clobberIfDead(x1)
  2758  	// result: (CMNshiftLL x0 y [c])
  2759  	for {
  2760  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2761  			x0 := v_0
  2762  			x1 := v_1
  2763  			if x1.Op != OpARM64SLLconst {
  2764  				continue
  2765  			}
  2766  			c := auxIntToInt64(x1.AuxInt)
  2767  			y := x1.Args[0]
  2768  			if !(clobberIfDead(x1)) {
  2769  				continue
  2770  			}
  2771  			v.reset(OpARM64CMNshiftLL)
  2772  			v.AuxInt = int64ToAuxInt(c)
  2773  			v.AddArg2(x0, y)
  2774  			return true
  2775  		}
  2776  		break
  2777  	}
  2778  	// match: (CMN x0 x1:(SRLconst [c] y))
  2779  	// cond: clobberIfDead(x1)
  2780  	// result: (CMNshiftRL x0 y [c])
  2781  	for {
  2782  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2783  			x0 := v_0
  2784  			x1 := v_1
  2785  			if x1.Op != OpARM64SRLconst {
  2786  				continue
  2787  			}
  2788  			c := auxIntToInt64(x1.AuxInt)
  2789  			y := x1.Args[0]
  2790  			if !(clobberIfDead(x1)) {
  2791  				continue
  2792  			}
  2793  			v.reset(OpARM64CMNshiftRL)
  2794  			v.AuxInt = int64ToAuxInt(c)
  2795  			v.AddArg2(x0, y)
  2796  			return true
  2797  		}
  2798  		break
  2799  	}
  2800  	// match: (CMN x0 x1:(SRAconst [c] y))
  2801  	// cond: clobberIfDead(x1)
  2802  	// result: (CMNshiftRA x0 y [c])
  2803  	for {
  2804  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2805  			x0 := v_0
  2806  			x1 := v_1
  2807  			if x1.Op != OpARM64SRAconst {
  2808  				continue
  2809  			}
  2810  			c := auxIntToInt64(x1.AuxInt)
  2811  			y := x1.Args[0]
  2812  			if !(clobberIfDead(x1)) {
  2813  				continue
  2814  			}
  2815  			v.reset(OpARM64CMNshiftRA)
  2816  			v.AuxInt = int64ToAuxInt(c)
  2817  			v.AddArg2(x0, y)
  2818  			return true
  2819  		}
  2820  		break
  2821  	}
  2822  	return false
  2823  }
  2824  func rewriteValueARM64_OpARM64CMNW(v *Value) bool {
  2825  	v_1 := v.Args[1]
  2826  	v_0 := v.Args[0]
  2827  	// match: (CMNW x (MOVDconst [c]))
  2828  	// result: (CMNWconst [int32(c)] x)
  2829  	for {
  2830  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  2831  			x := v_0
  2832  			if v_1.Op != OpARM64MOVDconst {
  2833  				continue
  2834  			}
  2835  			c := auxIntToInt64(v_1.AuxInt)
  2836  			v.reset(OpARM64CMNWconst)
  2837  			v.AuxInt = int32ToAuxInt(int32(c))
  2838  			v.AddArg(x)
  2839  			return true
  2840  		}
  2841  		break
  2842  	}
  2843  	return false
  2844  }
  2845  func rewriteValueARM64_OpARM64CMNWconst(v *Value) bool {
  2846  	v_0 := v.Args[0]
  2847  	// match: (CMNWconst (MOVDconst [x]) [y])
  2848  	// result: (FlagConstant [addFlags32(int32(x),y)])
  2849  	for {
  2850  		y := auxIntToInt32(v.AuxInt)
  2851  		if v_0.Op != OpARM64MOVDconst {
  2852  			break
  2853  		}
  2854  		x := auxIntToInt64(v_0.AuxInt)
  2855  		v.reset(OpARM64FlagConstant)
  2856  		v.AuxInt = flagConstantToAuxInt(addFlags32(int32(x), y))
  2857  		return true
  2858  	}
  2859  	return false
  2860  }
  2861  func rewriteValueARM64_OpARM64CMNconst(v *Value) bool {
  2862  	v_0 := v.Args[0]
  2863  	// match: (CMNconst (MOVDconst [x]) [y])
  2864  	// result: (FlagConstant [addFlags64(x,y)])
  2865  	for {
  2866  		y := auxIntToInt64(v.AuxInt)
  2867  		if v_0.Op != OpARM64MOVDconst {
  2868  			break
  2869  		}
  2870  		x := auxIntToInt64(v_0.AuxInt)
  2871  		v.reset(OpARM64FlagConstant)
  2872  		v.AuxInt = flagConstantToAuxInt(addFlags64(x, y))
  2873  		return true
  2874  	}
  2875  	return false
  2876  }
  2877  func rewriteValueARM64_OpARM64CMNshiftLL(v *Value) bool {
  2878  	v_1 := v.Args[1]
  2879  	v_0 := v.Args[0]
  2880  	b := v.Block
  2881  	// match: (CMNshiftLL (MOVDconst [c]) x [d])
  2882  	// result: (CMNconst [c] (SLLconst <x.Type> x [d]))
  2883  	for {
  2884  		d := auxIntToInt64(v.AuxInt)
  2885  		if v_0.Op != OpARM64MOVDconst {
  2886  			break
  2887  		}
  2888  		c := auxIntToInt64(v_0.AuxInt)
  2889  		x := v_1
  2890  		v.reset(OpARM64CMNconst)
  2891  		v.AuxInt = int64ToAuxInt(c)
  2892  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  2893  		v0.AuxInt = int64ToAuxInt(d)
  2894  		v0.AddArg(x)
  2895  		v.AddArg(v0)
  2896  		return true
  2897  	}
  2898  	// match: (CMNshiftLL x (MOVDconst [c]) [d])
  2899  	// result: (CMNconst x [int64(uint64(c)<<uint64(d))])
  2900  	for {
  2901  		d := auxIntToInt64(v.AuxInt)
  2902  		x := v_0
  2903  		if v_1.Op != OpARM64MOVDconst {
  2904  			break
  2905  		}
  2906  		c := auxIntToInt64(v_1.AuxInt)
  2907  		v.reset(OpARM64CMNconst)
  2908  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
  2909  		v.AddArg(x)
  2910  		return true
  2911  	}
  2912  	return false
  2913  }
  2914  func rewriteValueARM64_OpARM64CMNshiftRA(v *Value) bool {
  2915  	v_1 := v.Args[1]
  2916  	v_0 := v.Args[0]
  2917  	b := v.Block
  2918  	// match: (CMNshiftRA (MOVDconst [c]) x [d])
  2919  	// result: (CMNconst [c] (SRAconst <x.Type> x [d]))
  2920  	for {
  2921  		d := auxIntToInt64(v.AuxInt)
  2922  		if v_0.Op != OpARM64MOVDconst {
  2923  			break
  2924  		}
  2925  		c := auxIntToInt64(v_0.AuxInt)
  2926  		x := v_1
  2927  		v.reset(OpARM64CMNconst)
  2928  		v.AuxInt = int64ToAuxInt(c)
  2929  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
  2930  		v0.AuxInt = int64ToAuxInt(d)
  2931  		v0.AddArg(x)
  2932  		v.AddArg(v0)
  2933  		return true
  2934  	}
  2935  	// match: (CMNshiftRA x (MOVDconst [c]) [d])
  2936  	// result: (CMNconst x [c>>uint64(d)])
  2937  	for {
  2938  		d := auxIntToInt64(v.AuxInt)
  2939  		x := v_0
  2940  		if v_1.Op != OpARM64MOVDconst {
  2941  			break
  2942  		}
  2943  		c := auxIntToInt64(v_1.AuxInt)
  2944  		v.reset(OpARM64CMNconst)
  2945  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
  2946  		v.AddArg(x)
  2947  		return true
  2948  	}
  2949  	return false
  2950  }
  2951  func rewriteValueARM64_OpARM64CMNshiftRL(v *Value) bool {
  2952  	v_1 := v.Args[1]
  2953  	v_0 := v.Args[0]
  2954  	b := v.Block
  2955  	// match: (CMNshiftRL (MOVDconst [c]) x [d])
  2956  	// result: (CMNconst [c] (SRLconst <x.Type> x [d]))
  2957  	for {
  2958  		d := auxIntToInt64(v.AuxInt)
  2959  		if v_0.Op != OpARM64MOVDconst {
  2960  			break
  2961  		}
  2962  		c := auxIntToInt64(v_0.AuxInt)
  2963  		x := v_1
  2964  		v.reset(OpARM64CMNconst)
  2965  		v.AuxInt = int64ToAuxInt(c)
  2966  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
  2967  		v0.AuxInt = int64ToAuxInt(d)
  2968  		v0.AddArg(x)
  2969  		v.AddArg(v0)
  2970  		return true
  2971  	}
  2972  	// match: (CMNshiftRL x (MOVDconst [c]) [d])
  2973  	// result: (CMNconst x [int64(uint64(c)>>uint64(d))])
  2974  	for {
  2975  		d := auxIntToInt64(v.AuxInt)
  2976  		x := v_0
  2977  		if v_1.Op != OpARM64MOVDconst {
  2978  			break
  2979  		}
  2980  		c := auxIntToInt64(v_1.AuxInt)
  2981  		v.reset(OpARM64CMNconst)
  2982  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
  2983  		v.AddArg(x)
  2984  		return true
  2985  	}
  2986  	return false
  2987  }
  2988  func rewriteValueARM64_OpARM64CMP(v *Value) bool {
  2989  	v_1 := v.Args[1]
  2990  	v_0 := v.Args[0]
  2991  	b := v.Block
  2992  	// match: (CMP x (MOVDconst [c]))
  2993  	// result: (CMPconst [c] x)
  2994  	for {
  2995  		x := v_0
  2996  		if v_1.Op != OpARM64MOVDconst {
  2997  			break
  2998  		}
  2999  		c := auxIntToInt64(v_1.AuxInt)
  3000  		v.reset(OpARM64CMPconst)
  3001  		v.AuxInt = int64ToAuxInt(c)
  3002  		v.AddArg(x)
  3003  		return true
  3004  	}
  3005  	// match: (CMP (MOVDconst [c]) x)
  3006  	// result: (InvertFlags (CMPconst [c] x))
  3007  	for {
  3008  		if v_0.Op != OpARM64MOVDconst {
  3009  			break
  3010  		}
  3011  		c := auxIntToInt64(v_0.AuxInt)
  3012  		x := v_1
  3013  		v.reset(OpARM64InvertFlags)
  3014  		v0 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
  3015  		v0.AuxInt = int64ToAuxInt(c)
  3016  		v0.AddArg(x)
  3017  		v.AddArg(v0)
  3018  		return true
  3019  	}
  3020  	// match: (CMP x y)
  3021  	// cond: canonLessThan(x,y)
  3022  	// result: (InvertFlags (CMP y x))
  3023  	for {
  3024  		x := v_0
  3025  		y := v_1
  3026  		if !(canonLessThan(x, y)) {
  3027  			break
  3028  		}
  3029  		v.reset(OpARM64InvertFlags)
  3030  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
  3031  		v0.AddArg2(y, x)
  3032  		v.AddArg(v0)
  3033  		return true
  3034  	}
  3035  	// match: (CMP x0 x1:(SLLconst [c] y))
  3036  	// cond: clobberIfDead(x1)
  3037  	// result: (CMPshiftLL x0 y [c])
  3038  	for {
  3039  		x0 := v_0
  3040  		x1 := v_1
  3041  		if x1.Op != OpARM64SLLconst {
  3042  			break
  3043  		}
  3044  		c := auxIntToInt64(x1.AuxInt)
  3045  		y := x1.Args[0]
  3046  		if !(clobberIfDead(x1)) {
  3047  			break
  3048  		}
  3049  		v.reset(OpARM64CMPshiftLL)
  3050  		v.AuxInt = int64ToAuxInt(c)
  3051  		v.AddArg2(x0, y)
  3052  		return true
  3053  	}
  3054  	// match: (CMP x0:(SLLconst [c] y) x1)
  3055  	// cond: clobberIfDead(x0)
  3056  	// result: (InvertFlags (CMPshiftLL x1 y [c]))
  3057  	for {
  3058  		x0 := v_0
  3059  		if x0.Op != OpARM64SLLconst {
  3060  			break
  3061  		}
  3062  		c := auxIntToInt64(x0.AuxInt)
  3063  		y := x0.Args[0]
  3064  		x1 := v_1
  3065  		if !(clobberIfDead(x0)) {
  3066  			break
  3067  		}
  3068  		v.reset(OpARM64InvertFlags)
  3069  		v0 := b.NewValue0(v.Pos, OpARM64CMPshiftLL, types.TypeFlags)
  3070  		v0.AuxInt = int64ToAuxInt(c)
  3071  		v0.AddArg2(x1, y)
  3072  		v.AddArg(v0)
  3073  		return true
  3074  	}
  3075  	// match: (CMP x0 x1:(SRLconst [c] y))
  3076  	// cond: clobberIfDead(x1)
  3077  	// result: (CMPshiftRL x0 y [c])
  3078  	for {
  3079  		x0 := v_0
  3080  		x1 := v_1
  3081  		if x1.Op != OpARM64SRLconst {
  3082  			break
  3083  		}
  3084  		c := auxIntToInt64(x1.AuxInt)
  3085  		y := x1.Args[0]
  3086  		if !(clobberIfDead(x1)) {
  3087  			break
  3088  		}
  3089  		v.reset(OpARM64CMPshiftRL)
  3090  		v.AuxInt = int64ToAuxInt(c)
  3091  		v.AddArg2(x0, y)
  3092  		return true
  3093  	}
  3094  	// match: (CMP x0:(SRLconst [c] y) x1)
  3095  	// cond: clobberIfDead(x0)
  3096  	// result: (InvertFlags (CMPshiftRL x1 y [c]))
  3097  	for {
  3098  		x0 := v_0
  3099  		if x0.Op != OpARM64SRLconst {
  3100  			break
  3101  		}
  3102  		c := auxIntToInt64(x0.AuxInt)
  3103  		y := x0.Args[0]
  3104  		x1 := v_1
  3105  		if !(clobberIfDead(x0)) {
  3106  			break
  3107  		}
  3108  		v.reset(OpARM64InvertFlags)
  3109  		v0 := b.NewValue0(v.Pos, OpARM64CMPshiftRL, types.TypeFlags)
  3110  		v0.AuxInt = int64ToAuxInt(c)
  3111  		v0.AddArg2(x1, y)
  3112  		v.AddArg(v0)
  3113  		return true
  3114  	}
  3115  	// match: (CMP x0 x1:(SRAconst [c] y))
  3116  	// cond: clobberIfDead(x1)
  3117  	// result: (CMPshiftRA x0 y [c])
  3118  	for {
  3119  		x0 := v_0
  3120  		x1 := v_1
  3121  		if x1.Op != OpARM64SRAconst {
  3122  			break
  3123  		}
  3124  		c := auxIntToInt64(x1.AuxInt)
  3125  		y := x1.Args[0]
  3126  		if !(clobberIfDead(x1)) {
  3127  			break
  3128  		}
  3129  		v.reset(OpARM64CMPshiftRA)
  3130  		v.AuxInt = int64ToAuxInt(c)
  3131  		v.AddArg2(x0, y)
  3132  		return true
  3133  	}
  3134  	// match: (CMP x0:(SRAconst [c] y) x1)
  3135  	// cond: clobberIfDead(x0)
  3136  	// result: (InvertFlags (CMPshiftRA x1 y [c]))
  3137  	for {
  3138  		x0 := v_0
  3139  		if x0.Op != OpARM64SRAconst {
  3140  			break
  3141  		}
  3142  		c := auxIntToInt64(x0.AuxInt)
  3143  		y := x0.Args[0]
  3144  		x1 := v_1
  3145  		if !(clobberIfDead(x0)) {
  3146  			break
  3147  		}
  3148  		v.reset(OpARM64InvertFlags)
  3149  		v0 := b.NewValue0(v.Pos, OpARM64CMPshiftRA, types.TypeFlags)
  3150  		v0.AuxInt = int64ToAuxInt(c)
  3151  		v0.AddArg2(x1, y)
  3152  		v.AddArg(v0)
  3153  		return true
  3154  	}
  3155  	return false
  3156  }
  3157  func rewriteValueARM64_OpARM64CMPW(v *Value) bool {
  3158  	v_1 := v.Args[1]
  3159  	v_0 := v.Args[0]
  3160  	b := v.Block
  3161  	// match: (CMPW x (MOVDconst [c]))
  3162  	// result: (CMPWconst [int32(c)] x)
  3163  	for {
  3164  		x := v_0
  3165  		if v_1.Op != OpARM64MOVDconst {
  3166  			break
  3167  		}
  3168  		c := auxIntToInt64(v_1.AuxInt)
  3169  		v.reset(OpARM64CMPWconst)
  3170  		v.AuxInt = int32ToAuxInt(int32(c))
  3171  		v.AddArg(x)
  3172  		return true
  3173  	}
  3174  	// match: (CMPW (MOVDconst [c]) x)
  3175  	// result: (InvertFlags (CMPWconst [int32(c)] x))
  3176  	for {
  3177  		if v_0.Op != OpARM64MOVDconst {
  3178  			break
  3179  		}
  3180  		c := auxIntToInt64(v_0.AuxInt)
  3181  		x := v_1
  3182  		v.reset(OpARM64InvertFlags)
  3183  		v0 := b.NewValue0(v.Pos, OpARM64CMPWconst, types.TypeFlags)
  3184  		v0.AuxInt = int32ToAuxInt(int32(c))
  3185  		v0.AddArg(x)
  3186  		v.AddArg(v0)
  3187  		return true
  3188  	}
  3189  	// match: (CMPW x y)
  3190  	// cond: canonLessThan(x,y)
  3191  	// result: (InvertFlags (CMPW y x))
  3192  	for {
  3193  		x := v_0
  3194  		y := v_1
  3195  		if !(canonLessThan(x, y)) {
  3196  			break
  3197  		}
  3198  		v.reset(OpARM64InvertFlags)
  3199  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
  3200  		v0.AddArg2(y, x)
  3201  		v.AddArg(v0)
  3202  		return true
  3203  	}
  3204  	return false
  3205  }
  3206  func rewriteValueARM64_OpARM64CMPWconst(v *Value) bool {
  3207  	v_0 := v.Args[0]
  3208  	// match: (CMPWconst (MOVDconst [x]) [y])
  3209  	// result: (FlagConstant [subFlags32(int32(x),y)])
  3210  	for {
  3211  		y := auxIntToInt32(v.AuxInt)
  3212  		if v_0.Op != OpARM64MOVDconst {
  3213  			break
  3214  		}
  3215  		x := auxIntToInt64(v_0.AuxInt)
  3216  		v.reset(OpARM64FlagConstant)
  3217  		v.AuxInt = flagConstantToAuxInt(subFlags32(int32(x), y))
  3218  		return true
  3219  	}
  3220  	// match: (CMPWconst (MOVBUreg _) [c])
  3221  	// cond: 0xff < c
  3222  	// result: (FlagConstant [subFlags64(0,1)])
  3223  	for {
  3224  		c := auxIntToInt32(v.AuxInt)
  3225  		if v_0.Op != OpARM64MOVBUreg || !(0xff < c) {
  3226  			break
  3227  		}
  3228  		v.reset(OpARM64FlagConstant)
  3229  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3230  		return true
  3231  	}
  3232  	// match: (CMPWconst (MOVHUreg _) [c])
  3233  	// cond: 0xffff < c
  3234  	// result: (FlagConstant [subFlags64(0,1)])
  3235  	for {
  3236  		c := auxIntToInt32(v.AuxInt)
  3237  		if v_0.Op != OpARM64MOVHUreg || !(0xffff < c) {
  3238  			break
  3239  		}
  3240  		v.reset(OpARM64FlagConstant)
  3241  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3242  		return true
  3243  	}
  3244  	return false
  3245  }
  3246  func rewriteValueARM64_OpARM64CMPconst(v *Value) bool {
  3247  	v_0 := v.Args[0]
  3248  	// match: (CMPconst (MOVDconst [x]) [y])
  3249  	// result: (FlagConstant [subFlags64(x,y)])
  3250  	for {
  3251  		y := auxIntToInt64(v.AuxInt)
  3252  		if v_0.Op != OpARM64MOVDconst {
  3253  			break
  3254  		}
  3255  		x := auxIntToInt64(v_0.AuxInt)
  3256  		v.reset(OpARM64FlagConstant)
  3257  		v.AuxInt = flagConstantToAuxInt(subFlags64(x, y))
  3258  		return true
  3259  	}
  3260  	// match: (CMPconst (MOVBUreg _) [c])
  3261  	// cond: 0xff < c
  3262  	// result: (FlagConstant [subFlags64(0,1)])
  3263  	for {
  3264  		c := auxIntToInt64(v.AuxInt)
  3265  		if v_0.Op != OpARM64MOVBUreg || !(0xff < c) {
  3266  			break
  3267  		}
  3268  		v.reset(OpARM64FlagConstant)
  3269  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3270  		return true
  3271  	}
  3272  	// match: (CMPconst (MOVHUreg _) [c])
  3273  	// cond: 0xffff < c
  3274  	// result: (FlagConstant [subFlags64(0,1)])
  3275  	for {
  3276  		c := auxIntToInt64(v.AuxInt)
  3277  		if v_0.Op != OpARM64MOVHUreg || !(0xffff < c) {
  3278  			break
  3279  		}
  3280  		v.reset(OpARM64FlagConstant)
  3281  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3282  		return true
  3283  	}
  3284  	// match: (CMPconst (MOVWUreg _) [c])
  3285  	// cond: 0xffffffff < c
  3286  	// result: (FlagConstant [subFlags64(0,1)])
  3287  	for {
  3288  		c := auxIntToInt64(v.AuxInt)
  3289  		if v_0.Op != OpARM64MOVWUreg || !(0xffffffff < c) {
  3290  			break
  3291  		}
  3292  		v.reset(OpARM64FlagConstant)
  3293  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3294  		return true
  3295  	}
  3296  	// match: (CMPconst (ANDconst _ [m]) [n])
  3297  	// cond: 0 <= m && m < n
  3298  	// result: (FlagConstant [subFlags64(0,1)])
  3299  	for {
  3300  		n := auxIntToInt64(v.AuxInt)
  3301  		if v_0.Op != OpARM64ANDconst {
  3302  			break
  3303  		}
  3304  		m := auxIntToInt64(v_0.AuxInt)
  3305  		if !(0 <= m && m < n) {
  3306  			break
  3307  		}
  3308  		v.reset(OpARM64FlagConstant)
  3309  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3310  		return true
  3311  	}
  3312  	// match: (CMPconst (SRLconst _ [c]) [n])
  3313  	// cond: 0 <= n && 0 < c && c <= 63 && (1<<uint64(64-c)) <= uint64(n)
  3314  	// result: (FlagConstant [subFlags64(0,1)])
  3315  	for {
  3316  		n := auxIntToInt64(v.AuxInt)
  3317  		if v_0.Op != OpARM64SRLconst {
  3318  			break
  3319  		}
  3320  		c := auxIntToInt64(v_0.AuxInt)
  3321  		if !(0 <= n && 0 < c && c <= 63 && (1<<uint64(64-c)) <= uint64(n)) {
  3322  			break
  3323  		}
  3324  		v.reset(OpARM64FlagConstant)
  3325  		v.AuxInt = flagConstantToAuxInt(subFlags64(0, 1))
  3326  		return true
  3327  	}
  3328  	return false
  3329  }
  3330  func rewriteValueARM64_OpARM64CMPshiftLL(v *Value) bool {
  3331  	v_1 := v.Args[1]
  3332  	v_0 := v.Args[0]
  3333  	b := v.Block
  3334  	// match: (CMPshiftLL (MOVDconst [c]) x [d])
  3335  	// result: (InvertFlags (CMPconst [c] (SLLconst <x.Type> x [d])))
  3336  	for {
  3337  		d := auxIntToInt64(v.AuxInt)
  3338  		if v_0.Op != OpARM64MOVDconst {
  3339  			break
  3340  		}
  3341  		c := auxIntToInt64(v_0.AuxInt)
  3342  		x := v_1
  3343  		v.reset(OpARM64InvertFlags)
  3344  		v0 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
  3345  		v0.AuxInt = int64ToAuxInt(c)
  3346  		v1 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  3347  		v1.AuxInt = int64ToAuxInt(d)
  3348  		v1.AddArg(x)
  3349  		v0.AddArg(v1)
  3350  		v.AddArg(v0)
  3351  		return true
  3352  	}
  3353  	// match: (CMPshiftLL x (MOVDconst [c]) [d])
  3354  	// result: (CMPconst x [int64(uint64(c)<<uint64(d))])
  3355  	for {
  3356  		d := auxIntToInt64(v.AuxInt)
  3357  		x := v_0
  3358  		if v_1.Op != OpARM64MOVDconst {
  3359  			break
  3360  		}
  3361  		c := auxIntToInt64(v_1.AuxInt)
  3362  		v.reset(OpARM64CMPconst)
  3363  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
  3364  		v.AddArg(x)
  3365  		return true
  3366  	}
  3367  	return false
  3368  }
  3369  func rewriteValueARM64_OpARM64CMPshiftRA(v *Value) bool {
  3370  	v_1 := v.Args[1]
  3371  	v_0 := v.Args[0]
  3372  	b := v.Block
  3373  	// match: (CMPshiftRA (MOVDconst [c]) x [d])
  3374  	// result: (InvertFlags (CMPconst [c] (SRAconst <x.Type> x [d])))
  3375  	for {
  3376  		d := auxIntToInt64(v.AuxInt)
  3377  		if v_0.Op != OpARM64MOVDconst {
  3378  			break
  3379  		}
  3380  		c := auxIntToInt64(v_0.AuxInt)
  3381  		x := v_1
  3382  		v.reset(OpARM64InvertFlags)
  3383  		v0 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
  3384  		v0.AuxInt = int64ToAuxInt(c)
  3385  		v1 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
  3386  		v1.AuxInt = int64ToAuxInt(d)
  3387  		v1.AddArg(x)
  3388  		v0.AddArg(v1)
  3389  		v.AddArg(v0)
  3390  		return true
  3391  	}
  3392  	// match: (CMPshiftRA x (MOVDconst [c]) [d])
  3393  	// result: (CMPconst x [c>>uint64(d)])
  3394  	for {
  3395  		d := auxIntToInt64(v.AuxInt)
  3396  		x := v_0
  3397  		if v_1.Op != OpARM64MOVDconst {
  3398  			break
  3399  		}
  3400  		c := auxIntToInt64(v_1.AuxInt)
  3401  		v.reset(OpARM64CMPconst)
  3402  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
  3403  		v.AddArg(x)
  3404  		return true
  3405  	}
  3406  	return false
  3407  }
  3408  func rewriteValueARM64_OpARM64CMPshiftRL(v *Value) bool {
  3409  	v_1 := v.Args[1]
  3410  	v_0 := v.Args[0]
  3411  	b := v.Block
  3412  	// match: (CMPshiftRL (MOVDconst [c]) x [d])
  3413  	// result: (InvertFlags (CMPconst [c] (SRLconst <x.Type> x [d])))
  3414  	for {
  3415  		d := auxIntToInt64(v.AuxInt)
  3416  		if v_0.Op != OpARM64MOVDconst {
  3417  			break
  3418  		}
  3419  		c := auxIntToInt64(v_0.AuxInt)
  3420  		x := v_1
  3421  		v.reset(OpARM64InvertFlags)
  3422  		v0 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
  3423  		v0.AuxInt = int64ToAuxInt(c)
  3424  		v1 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
  3425  		v1.AuxInt = int64ToAuxInt(d)
  3426  		v1.AddArg(x)
  3427  		v0.AddArg(v1)
  3428  		v.AddArg(v0)
  3429  		return true
  3430  	}
  3431  	// match: (CMPshiftRL x (MOVDconst [c]) [d])
  3432  	// result: (CMPconst x [int64(uint64(c)>>uint64(d))])
  3433  	for {
  3434  		d := auxIntToInt64(v.AuxInt)
  3435  		x := v_0
  3436  		if v_1.Op != OpARM64MOVDconst {
  3437  			break
  3438  		}
  3439  		c := auxIntToInt64(v_1.AuxInt)
  3440  		v.reset(OpARM64CMPconst)
  3441  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
  3442  		v.AddArg(x)
  3443  		return true
  3444  	}
  3445  	return false
  3446  }
  3447  func rewriteValueARM64_OpARM64CSEL(v *Value) bool {
  3448  	v_2 := v.Args[2]
  3449  	v_1 := v.Args[1]
  3450  	v_0 := v.Args[0]
  3451  	// match: (CSEL [cc] (MOVDconst [-1]) (MOVDconst [0]) flag)
  3452  	// result: (CSETM [cc] flag)
  3453  	for {
  3454  		cc := auxIntToOp(v.AuxInt)
  3455  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != -1 || v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
  3456  			break
  3457  		}
  3458  		flag := v_2
  3459  		v.reset(OpARM64CSETM)
  3460  		v.AuxInt = opToAuxInt(cc)
  3461  		v.AddArg(flag)
  3462  		return true
  3463  	}
  3464  	// match: (CSEL [cc] (MOVDconst [0]) (MOVDconst [-1]) flag)
  3465  	// result: (CSETM [arm64Negate(cc)] flag)
  3466  	for {
  3467  		cc := auxIntToOp(v.AuxInt)
  3468  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 0 || v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != -1 {
  3469  			break
  3470  		}
  3471  		flag := v_2
  3472  		v.reset(OpARM64CSETM)
  3473  		v.AuxInt = opToAuxInt(arm64Negate(cc))
  3474  		v.AddArg(flag)
  3475  		return true
  3476  	}
  3477  	// match: (CSEL [cc] x (MOVDconst [0]) flag)
  3478  	// result: (CSEL0 [cc] x flag)
  3479  	for {
  3480  		cc := auxIntToOp(v.AuxInt)
  3481  		x := v_0
  3482  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
  3483  			break
  3484  		}
  3485  		flag := v_2
  3486  		v.reset(OpARM64CSEL0)
  3487  		v.AuxInt = opToAuxInt(cc)
  3488  		v.AddArg2(x, flag)
  3489  		return true
  3490  	}
  3491  	// match: (CSEL [cc] (MOVDconst [0]) y flag)
  3492  	// result: (CSEL0 [arm64Negate(cc)] y flag)
  3493  	for {
  3494  		cc := auxIntToOp(v.AuxInt)
  3495  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 0 {
  3496  			break
  3497  		}
  3498  		y := v_1
  3499  		flag := v_2
  3500  		v.reset(OpARM64CSEL0)
  3501  		v.AuxInt = opToAuxInt(arm64Negate(cc))
  3502  		v.AddArg2(y, flag)
  3503  		return true
  3504  	}
  3505  	// match: (CSEL [cc] x (ADDconst [1] a) flag)
  3506  	// result: (CSINC [cc] x a flag)
  3507  	for {
  3508  		cc := auxIntToOp(v.AuxInt)
  3509  		x := v_0
  3510  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  3511  			break
  3512  		}
  3513  		a := v_1.Args[0]
  3514  		flag := v_2
  3515  		v.reset(OpARM64CSINC)
  3516  		v.AuxInt = opToAuxInt(cc)
  3517  		v.AddArg3(x, a, flag)
  3518  		return true
  3519  	}
  3520  	// match: (CSEL [cc] (ADDconst [1] a) x flag)
  3521  	// result: (CSINC [arm64Negate(cc)] x a flag)
  3522  	for {
  3523  		cc := auxIntToOp(v.AuxInt)
  3524  		if v_0.Op != OpARM64ADDconst || auxIntToInt64(v_0.AuxInt) != 1 {
  3525  			break
  3526  		}
  3527  		a := v_0.Args[0]
  3528  		x := v_1
  3529  		flag := v_2
  3530  		v.reset(OpARM64CSINC)
  3531  		v.AuxInt = opToAuxInt(arm64Negate(cc))
  3532  		v.AddArg3(x, a, flag)
  3533  		return true
  3534  	}
  3535  	// match: (CSEL [cc] x (MVN a) flag)
  3536  	// result: (CSINV [cc] x a flag)
  3537  	for {
  3538  		cc := auxIntToOp(v.AuxInt)
  3539  		x := v_0
  3540  		if v_1.Op != OpARM64MVN {
  3541  			break
  3542  		}
  3543  		a := v_1.Args[0]
  3544  		flag := v_2
  3545  		v.reset(OpARM64CSINV)
  3546  		v.AuxInt = opToAuxInt(cc)
  3547  		v.AddArg3(x, a, flag)
  3548  		return true
  3549  	}
  3550  	// match: (CSEL [cc] (MVN a) x flag)
  3551  	// result: (CSINV [arm64Negate(cc)] x a flag)
  3552  	for {
  3553  		cc := auxIntToOp(v.AuxInt)
  3554  		if v_0.Op != OpARM64MVN {
  3555  			break
  3556  		}
  3557  		a := v_0.Args[0]
  3558  		x := v_1
  3559  		flag := v_2
  3560  		v.reset(OpARM64CSINV)
  3561  		v.AuxInt = opToAuxInt(arm64Negate(cc))
  3562  		v.AddArg3(x, a, flag)
  3563  		return true
  3564  	}
  3565  	// match: (CSEL [cc] x (NEG a) flag)
  3566  	// result: (CSNEG [cc] x a flag)
  3567  	for {
  3568  		cc := auxIntToOp(v.AuxInt)
  3569  		x := v_0
  3570  		if v_1.Op != OpARM64NEG {
  3571  			break
  3572  		}
  3573  		a := v_1.Args[0]
  3574  		flag := v_2
  3575  		v.reset(OpARM64CSNEG)
  3576  		v.AuxInt = opToAuxInt(cc)
  3577  		v.AddArg3(x, a, flag)
  3578  		return true
  3579  	}
  3580  	// match: (CSEL [cc] (NEG a) x flag)
  3581  	// result: (CSNEG [arm64Negate(cc)] x a flag)
  3582  	for {
  3583  		cc := auxIntToOp(v.AuxInt)
  3584  		if v_0.Op != OpARM64NEG {
  3585  			break
  3586  		}
  3587  		a := v_0.Args[0]
  3588  		x := v_1
  3589  		flag := v_2
  3590  		v.reset(OpARM64CSNEG)
  3591  		v.AuxInt = opToAuxInt(arm64Negate(cc))
  3592  		v.AddArg3(x, a, flag)
  3593  		return true
  3594  	}
  3595  	// match: (CSEL [cc] x y (InvertFlags cmp))
  3596  	// result: (CSEL [arm64Invert(cc)] x y cmp)
  3597  	for {
  3598  		cc := auxIntToOp(v.AuxInt)
  3599  		x := v_0
  3600  		y := v_1
  3601  		if v_2.Op != OpARM64InvertFlags {
  3602  			break
  3603  		}
  3604  		cmp := v_2.Args[0]
  3605  		v.reset(OpARM64CSEL)
  3606  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3607  		v.AddArg3(x, y, cmp)
  3608  		return true
  3609  	}
  3610  	// match: (CSEL [cc] x _ flag)
  3611  	// cond: ccARM64Eval(cc, flag) > 0
  3612  	// result: x
  3613  	for {
  3614  		cc := auxIntToOp(v.AuxInt)
  3615  		x := v_0
  3616  		flag := v_2
  3617  		if !(ccARM64Eval(cc, flag) > 0) {
  3618  			break
  3619  		}
  3620  		v.copyOf(x)
  3621  		return true
  3622  	}
  3623  	// match: (CSEL [cc] _ y flag)
  3624  	// cond: ccARM64Eval(cc, flag) < 0
  3625  	// result: y
  3626  	for {
  3627  		cc := auxIntToOp(v.AuxInt)
  3628  		y := v_1
  3629  		flag := v_2
  3630  		if !(ccARM64Eval(cc, flag) < 0) {
  3631  			break
  3632  		}
  3633  		v.copyOf(y)
  3634  		return true
  3635  	}
  3636  	// match: (CSEL [cc] x y (CMPWconst [0] boolval))
  3637  	// cond: cc == OpARM64NotEqual && flagArg(boolval) != nil
  3638  	// result: (CSEL [boolval.Op] x y flagArg(boolval))
  3639  	for {
  3640  		cc := auxIntToOp(v.AuxInt)
  3641  		x := v_0
  3642  		y := v_1
  3643  		if v_2.Op != OpARM64CMPWconst || auxIntToInt32(v_2.AuxInt) != 0 {
  3644  			break
  3645  		}
  3646  		boolval := v_2.Args[0]
  3647  		if !(cc == OpARM64NotEqual && flagArg(boolval) != nil) {
  3648  			break
  3649  		}
  3650  		v.reset(OpARM64CSEL)
  3651  		v.AuxInt = opToAuxInt(boolval.Op)
  3652  		v.AddArg3(x, y, flagArg(boolval))
  3653  		return true
  3654  	}
  3655  	// match: (CSEL [cc] x y (CMPWconst [0] boolval))
  3656  	// cond: cc == OpARM64Equal && flagArg(boolval) != nil
  3657  	// result: (CSEL [arm64Negate(boolval.Op)] x y flagArg(boolval))
  3658  	for {
  3659  		cc := auxIntToOp(v.AuxInt)
  3660  		x := v_0
  3661  		y := v_1
  3662  		if v_2.Op != OpARM64CMPWconst || auxIntToInt32(v_2.AuxInt) != 0 {
  3663  			break
  3664  		}
  3665  		boolval := v_2.Args[0]
  3666  		if !(cc == OpARM64Equal && flagArg(boolval) != nil) {
  3667  			break
  3668  		}
  3669  		v.reset(OpARM64CSEL)
  3670  		v.AuxInt = opToAuxInt(arm64Negate(boolval.Op))
  3671  		v.AddArg3(x, y, flagArg(boolval))
  3672  		return true
  3673  	}
  3674  	return false
  3675  }
  3676  func rewriteValueARM64_OpARM64CSEL0(v *Value) bool {
  3677  	v_1 := v.Args[1]
  3678  	v_0 := v.Args[0]
  3679  	// match: (CSEL0 [cc] x (InvertFlags cmp))
  3680  	// result: (CSEL0 [arm64Invert(cc)] x cmp)
  3681  	for {
  3682  		cc := auxIntToOp(v.AuxInt)
  3683  		x := v_0
  3684  		if v_1.Op != OpARM64InvertFlags {
  3685  			break
  3686  		}
  3687  		cmp := v_1.Args[0]
  3688  		v.reset(OpARM64CSEL0)
  3689  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3690  		v.AddArg2(x, cmp)
  3691  		return true
  3692  	}
  3693  	// match: (CSEL0 [cc] x flag)
  3694  	// cond: ccARM64Eval(cc, flag) > 0
  3695  	// result: x
  3696  	for {
  3697  		cc := auxIntToOp(v.AuxInt)
  3698  		x := v_0
  3699  		flag := v_1
  3700  		if !(ccARM64Eval(cc, flag) > 0) {
  3701  			break
  3702  		}
  3703  		v.copyOf(x)
  3704  		return true
  3705  	}
  3706  	// match: (CSEL0 [cc] _ flag)
  3707  	// cond: ccARM64Eval(cc, flag) < 0
  3708  	// result: (MOVDconst [0])
  3709  	for {
  3710  		cc := auxIntToOp(v.AuxInt)
  3711  		flag := v_1
  3712  		if !(ccARM64Eval(cc, flag) < 0) {
  3713  			break
  3714  		}
  3715  		v.reset(OpARM64MOVDconst)
  3716  		v.AuxInt = int64ToAuxInt(0)
  3717  		return true
  3718  	}
  3719  	// match: (CSEL0 [cc] x (CMPWconst [0] boolval))
  3720  	// cond: cc == OpARM64NotEqual && flagArg(boolval) != nil
  3721  	// result: (CSEL0 [boolval.Op] x flagArg(boolval))
  3722  	for {
  3723  		cc := auxIntToOp(v.AuxInt)
  3724  		x := v_0
  3725  		if v_1.Op != OpARM64CMPWconst || auxIntToInt32(v_1.AuxInt) != 0 {
  3726  			break
  3727  		}
  3728  		boolval := v_1.Args[0]
  3729  		if !(cc == OpARM64NotEqual && flagArg(boolval) != nil) {
  3730  			break
  3731  		}
  3732  		v.reset(OpARM64CSEL0)
  3733  		v.AuxInt = opToAuxInt(boolval.Op)
  3734  		v.AddArg2(x, flagArg(boolval))
  3735  		return true
  3736  	}
  3737  	// match: (CSEL0 [cc] x (CMPWconst [0] boolval))
  3738  	// cond: cc == OpARM64Equal && flagArg(boolval) != nil
  3739  	// result: (CSEL0 [arm64Negate(boolval.Op)] x flagArg(boolval))
  3740  	for {
  3741  		cc := auxIntToOp(v.AuxInt)
  3742  		x := v_0
  3743  		if v_1.Op != OpARM64CMPWconst || auxIntToInt32(v_1.AuxInt) != 0 {
  3744  			break
  3745  		}
  3746  		boolval := v_1.Args[0]
  3747  		if !(cc == OpARM64Equal && flagArg(boolval) != nil) {
  3748  			break
  3749  		}
  3750  		v.reset(OpARM64CSEL0)
  3751  		v.AuxInt = opToAuxInt(arm64Negate(boolval.Op))
  3752  		v.AddArg2(x, flagArg(boolval))
  3753  		return true
  3754  	}
  3755  	return false
  3756  }
  3757  func rewriteValueARM64_OpARM64CSETM(v *Value) bool {
  3758  	v_0 := v.Args[0]
  3759  	// match: (CSETM [cc] (InvertFlags cmp))
  3760  	// result: (CSETM [arm64Invert(cc)] cmp)
  3761  	for {
  3762  		cc := auxIntToOp(v.AuxInt)
  3763  		if v_0.Op != OpARM64InvertFlags {
  3764  			break
  3765  		}
  3766  		cmp := v_0.Args[0]
  3767  		v.reset(OpARM64CSETM)
  3768  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3769  		v.AddArg(cmp)
  3770  		return true
  3771  	}
  3772  	// match: (CSETM [cc] flag)
  3773  	// cond: ccARM64Eval(cc, flag) > 0
  3774  	// result: (MOVDconst [-1])
  3775  	for {
  3776  		cc := auxIntToOp(v.AuxInt)
  3777  		flag := v_0
  3778  		if !(ccARM64Eval(cc, flag) > 0) {
  3779  			break
  3780  		}
  3781  		v.reset(OpARM64MOVDconst)
  3782  		v.AuxInt = int64ToAuxInt(-1)
  3783  		return true
  3784  	}
  3785  	// match: (CSETM [cc] flag)
  3786  	// cond: ccARM64Eval(cc, flag) < 0
  3787  	// result: (MOVDconst [0])
  3788  	for {
  3789  		cc := auxIntToOp(v.AuxInt)
  3790  		flag := v_0
  3791  		if !(ccARM64Eval(cc, flag) < 0) {
  3792  			break
  3793  		}
  3794  		v.reset(OpARM64MOVDconst)
  3795  		v.AuxInt = int64ToAuxInt(0)
  3796  		return true
  3797  	}
  3798  	return false
  3799  }
  3800  func rewriteValueARM64_OpARM64CSINC(v *Value) bool {
  3801  	v_2 := v.Args[2]
  3802  	v_1 := v.Args[1]
  3803  	v_0 := v.Args[0]
  3804  	// match: (CSINC [cc] x y (InvertFlags cmp))
  3805  	// result: (CSINC [arm64Invert(cc)] x y cmp)
  3806  	for {
  3807  		cc := auxIntToOp(v.AuxInt)
  3808  		x := v_0
  3809  		y := v_1
  3810  		if v_2.Op != OpARM64InvertFlags {
  3811  			break
  3812  		}
  3813  		cmp := v_2.Args[0]
  3814  		v.reset(OpARM64CSINC)
  3815  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3816  		v.AddArg3(x, y, cmp)
  3817  		return true
  3818  	}
  3819  	// match: (CSINC [cc] x _ flag)
  3820  	// cond: ccARM64Eval(cc, flag) > 0
  3821  	// result: x
  3822  	for {
  3823  		cc := auxIntToOp(v.AuxInt)
  3824  		x := v_0
  3825  		flag := v_2
  3826  		if !(ccARM64Eval(cc, flag) > 0) {
  3827  			break
  3828  		}
  3829  		v.copyOf(x)
  3830  		return true
  3831  	}
  3832  	// match: (CSINC [cc] _ y flag)
  3833  	// cond: ccARM64Eval(cc, flag) < 0
  3834  	// result: (ADDconst [1] y)
  3835  	for {
  3836  		cc := auxIntToOp(v.AuxInt)
  3837  		y := v_1
  3838  		flag := v_2
  3839  		if !(ccARM64Eval(cc, flag) < 0) {
  3840  			break
  3841  		}
  3842  		v.reset(OpARM64ADDconst)
  3843  		v.AuxInt = int64ToAuxInt(1)
  3844  		v.AddArg(y)
  3845  		return true
  3846  	}
  3847  	return false
  3848  }
  3849  func rewriteValueARM64_OpARM64CSINV(v *Value) bool {
  3850  	v_2 := v.Args[2]
  3851  	v_1 := v.Args[1]
  3852  	v_0 := v.Args[0]
  3853  	// match: (CSINV [cc] x y (InvertFlags cmp))
  3854  	// result: (CSINV [arm64Invert(cc)] x y cmp)
  3855  	for {
  3856  		cc := auxIntToOp(v.AuxInt)
  3857  		x := v_0
  3858  		y := v_1
  3859  		if v_2.Op != OpARM64InvertFlags {
  3860  			break
  3861  		}
  3862  		cmp := v_2.Args[0]
  3863  		v.reset(OpARM64CSINV)
  3864  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3865  		v.AddArg3(x, y, cmp)
  3866  		return true
  3867  	}
  3868  	// match: (CSINV [cc] x _ flag)
  3869  	// cond: ccARM64Eval(cc, flag) > 0
  3870  	// result: x
  3871  	for {
  3872  		cc := auxIntToOp(v.AuxInt)
  3873  		x := v_0
  3874  		flag := v_2
  3875  		if !(ccARM64Eval(cc, flag) > 0) {
  3876  			break
  3877  		}
  3878  		v.copyOf(x)
  3879  		return true
  3880  	}
  3881  	// match: (CSINV [cc] _ y flag)
  3882  	// cond: ccARM64Eval(cc, flag) < 0
  3883  	// result: (Not y)
  3884  	for {
  3885  		cc := auxIntToOp(v.AuxInt)
  3886  		y := v_1
  3887  		flag := v_2
  3888  		if !(ccARM64Eval(cc, flag) < 0) {
  3889  			break
  3890  		}
  3891  		v.reset(OpNot)
  3892  		v.AddArg(y)
  3893  		return true
  3894  	}
  3895  	return false
  3896  }
  3897  func rewriteValueARM64_OpARM64CSNEG(v *Value) bool {
  3898  	v_2 := v.Args[2]
  3899  	v_1 := v.Args[1]
  3900  	v_0 := v.Args[0]
  3901  	// match: (CSNEG [cc] x y (InvertFlags cmp))
  3902  	// result: (CSNEG [arm64Invert(cc)] x y cmp)
  3903  	for {
  3904  		cc := auxIntToOp(v.AuxInt)
  3905  		x := v_0
  3906  		y := v_1
  3907  		if v_2.Op != OpARM64InvertFlags {
  3908  			break
  3909  		}
  3910  		cmp := v_2.Args[0]
  3911  		v.reset(OpARM64CSNEG)
  3912  		v.AuxInt = opToAuxInt(arm64Invert(cc))
  3913  		v.AddArg3(x, y, cmp)
  3914  		return true
  3915  	}
  3916  	// match: (CSNEG [cc] x _ flag)
  3917  	// cond: ccARM64Eval(cc, flag) > 0
  3918  	// result: x
  3919  	for {
  3920  		cc := auxIntToOp(v.AuxInt)
  3921  		x := v_0
  3922  		flag := v_2
  3923  		if !(ccARM64Eval(cc, flag) > 0) {
  3924  			break
  3925  		}
  3926  		v.copyOf(x)
  3927  		return true
  3928  	}
  3929  	// match: (CSNEG [cc] _ y flag)
  3930  	// cond: ccARM64Eval(cc, flag) < 0
  3931  	// result: (NEG y)
  3932  	for {
  3933  		cc := auxIntToOp(v.AuxInt)
  3934  		y := v_1
  3935  		flag := v_2
  3936  		if !(ccARM64Eval(cc, flag) < 0) {
  3937  			break
  3938  		}
  3939  		v.reset(OpARM64NEG)
  3940  		v.AddArg(y)
  3941  		return true
  3942  	}
  3943  	return false
  3944  }
  3945  func rewriteValueARM64_OpARM64DIV(v *Value) bool {
  3946  	v_1 := v.Args[1]
  3947  	v_0 := v.Args[0]
  3948  	// match: (DIV (MOVDconst [c]) (MOVDconst [d]))
  3949  	// cond: d != 0
  3950  	// result: (MOVDconst [c/d])
  3951  	for {
  3952  		if v_0.Op != OpARM64MOVDconst {
  3953  			break
  3954  		}
  3955  		c := auxIntToInt64(v_0.AuxInt)
  3956  		if v_1.Op != OpARM64MOVDconst {
  3957  			break
  3958  		}
  3959  		d := auxIntToInt64(v_1.AuxInt)
  3960  		if !(d != 0) {
  3961  			break
  3962  		}
  3963  		v.reset(OpARM64MOVDconst)
  3964  		v.AuxInt = int64ToAuxInt(c / d)
  3965  		return true
  3966  	}
  3967  	return false
  3968  }
  3969  func rewriteValueARM64_OpARM64DIVW(v *Value) bool {
  3970  	v_1 := v.Args[1]
  3971  	v_0 := v.Args[0]
  3972  	// match: (DIVW (MOVDconst [c]) (MOVDconst [d]))
  3973  	// cond: d != 0
  3974  	// result: (MOVDconst [int64(int32(c)/int32(d))])
  3975  	for {
  3976  		if v_0.Op != OpARM64MOVDconst {
  3977  			break
  3978  		}
  3979  		c := auxIntToInt64(v_0.AuxInt)
  3980  		if v_1.Op != OpARM64MOVDconst {
  3981  			break
  3982  		}
  3983  		d := auxIntToInt64(v_1.AuxInt)
  3984  		if !(d != 0) {
  3985  			break
  3986  		}
  3987  		v.reset(OpARM64MOVDconst)
  3988  		v.AuxInt = int64ToAuxInt(int64(int32(c) / int32(d)))
  3989  		return true
  3990  	}
  3991  	return false
  3992  }
  3993  func rewriteValueARM64_OpARM64EON(v *Value) bool {
  3994  	v_1 := v.Args[1]
  3995  	v_0 := v.Args[0]
  3996  	// match: (EON x (MOVDconst [c]))
  3997  	// result: (XORconst [^c] x)
  3998  	for {
  3999  		x := v_0
  4000  		if v_1.Op != OpARM64MOVDconst {
  4001  			break
  4002  		}
  4003  		c := auxIntToInt64(v_1.AuxInt)
  4004  		v.reset(OpARM64XORconst)
  4005  		v.AuxInt = int64ToAuxInt(^c)
  4006  		v.AddArg(x)
  4007  		return true
  4008  	}
  4009  	// match: (EON x x)
  4010  	// result: (MOVDconst [-1])
  4011  	for {
  4012  		x := v_0
  4013  		if x != v_1 {
  4014  			break
  4015  		}
  4016  		v.reset(OpARM64MOVDconst)
  4017  		v.AuxInt = int64ToAuxInt(-1)
  4018  		return true
  4019  	}
  4020  	// match: (EON x0 x1:(SLLconst [c] y))
  4021  	// cond: clobberIfDead(x1)
  4022  	// result: (EONshiftLL x0 y [c])
  4023  	for {
  4024  		x0 := v_0
  4025  		x1 := v_1
  4026  		if x1.Op != OpARM64SLLconst {
  4027  			break
  4028  		}
  4029  		c := auxIntToInt64(x1.AuxInt)
  4030  		y := x1.Args[0]
  4031  		if !(clobberIfDead(x1)) {
  4032  			break
  4033  		}
  4034  		v.reset(OpARM64EONshiftLL)
  4035  		v.AuxInt = int64ToAuxInt(c)
  4036  		v.AddArg2(x0, y)
  4037  		return true
  4038  	}
  4039  	// match: (EON x0 x1:(SRLconst [c] y))
  4040  	// cond: clobberIfDead(x1)
  4041  	// result: (EONshiftRL x0 y [c])
  4042  	for {
  4043  		x0 := v_0
  4044  		x1 := v_1
  4045  		if x1.Op != OpARM64SRLconst {
  4046  			break
  4047  		}
  4048  		c := auxIntToInt64(x1.AuxInt)
  4049  		y := x1.Args[0]
  4050  		if !(clobberIfDead(x1)) {
  4051  			break
  4052  		}
  4053  		v.reset(OpARM64EONshiftRL)
  4054  		v.AuxInt = int64ToAuxInt(c)
  4055  		v.AddArg2(x0, y)
  4056  		return true
  4057  	}
  4058  	// match: (EON x0 x1:(SRAconst [c] y))
  4059  	// cond: clobberIfDead(x1)
  4060  	// result: (EONshiftRA x0 y [c])
  4061  	for {
  4062  		x0 := v_0
  4063  		x1 := v_1
  4064  		if x1.Op != OpARM64SRAconst {
  4065  			break
  4066  		}
  4067  		c := auxIntToInt64(x1.AuxInt)
  4068  		y := x1.Args[0]
  4069  		if !(clobberIfDead(x1)) {
  4070  			break
  4071  		}
  4072  		v.reset(OpARM64EONshiftRA)
  4073  		v.AuxInt = int64ToAuxInt(c)
  4074  		v.AddArg2(x0, y)
  4075  		return true
  4076  	}
  4077  	// match: (EON x0 x1:(RORconst [c] y))
  4078  	// cond: clobberIfDead(x1)
  4079  	// result: (EONshiftRO x0 y [c])
  4080  	for {
  4081  		x0 := v_0
  4082  		x1 := v_1
  4083  		if x1.Op != OpARM64RORconst {
  4084  			break
  4085  		}
  4086  		c := auxIntToInt64(x1.AuxInt)
  4087  		y := x1.Args[0]
  4088  		if !(clobberIfDead(x1)) {
  4089  			break
  4090  		}
  4091  		v.reset(OpARM64EONshiftRO)
  4092  		v.AuxInt = int64ToAuxInt(c)
  4093  		v.AddArg2(x0, y)
  4094  		return true
  4095  	}
  4096  	return false
  4097  }
  4098  func rewriteValueARM64_OpARM64EONshiftLL(v *Value) bool {
  4099  	v_1 := v.Args[1]
  4100  	v_0 := v.Args[0]
  4101  	// match: (EONshiftLL x (MOVDconst [c]) [d])
  4102  	// result: (XORconst x [^int64(uint64(c)<<uint64(d))])
  4103  	for {
  4104  		d := auxIntToInt64(v.AuxInt)
  4105  		x := v_0
  4106  		if v_1.Op != OpARM64MOVDconst {
  4107  			break
  4108  		}
  4109  		c := auxIntToInt64(v_1.AuxInt)
  4110  		v.reset(OpARM64XORconst)
  4111  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) << uint64(d)))
  4112  		v.AddArg(x)
  4113  		return true
  4114  	}
  4115  	// match: (EONshiftLL (SLLconst x [c]) x [c])
  4116  	// result: (MOVDconst [-1])
  4117  	for {
  4118  		c := auxIntToInt64(v.AuxInt)
  4119  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
  4120  			break
  4121  		}
  4122  		x := v_0.Args[0]
  4123  		if x != v_1 {
  4124  			break
  4125  		}
  4126  		v.reset(OpARM64MOVDconst)
  4127  		v.AuxInt = int64ToAuxInt(-1)
  4128  		return true
  4129  	}
  4130  	return false
  4131  }
  4132  func rewriteValueARM64_OpARM64EONshiftRA(v *Value) bool {
  4133  	v_1 := v.Args[1]
  4134  	v_0 := v.Args[0]
  4135  	// match: (EONshiftRA x (MOVDconst [c]) [d])
  4136  	// result: (XORconst x [^(c>>uint64(d))])
  4137  	for {
  4138  		d := auxIntToInt64(v.AuxInt)
  4139  		x := v_0
  4140  		if v_1.Op != OpARM64MOVDconst {
  4141  			break
  4142  		}
  4143  		c := auxIntToInt64(v_1.AuxInt)
  4144  		v.reset(OpARM64XORconst)
  4145  		v.AuxInt = int64ToAuxInt(^(c >> uint64(d)))
  4146  		v.AddArg(x)
  4147  		return true
  4148  	}
  4149  	// match: (EONshiftRA (SRAconst x [c]) x [c])
  4150  	// result: (MOVDconst [-1])
  4151  	for {
  4152  		c := auxIntToInt64(v.AuxInt)
  4153  		if v_0.Op != OpARM64SRAconst || auxIntToInt64(v_0.AuxInt) != c {
  4154  			break
  4155  		}
  4156  		x := v_0.Args[0]
  4157  		if x != v_1 {
  4158  			break
  4159  		}
  4160  		v.reset(OpARM64MOVDconst)
  4161  		v.AuxInt = int64ToAuxInt(-1)
  4162  		return true
  4163  	}
  4164  	return false
  4165  }
  4166  func rewriteValueARM64_OpARM64EONshiftRL(v *Value) bool {
  4167  	v_1 := v.Args[1]
  4168  	v_0 := v.Args[0]
  4169  	// match: (EONshiftRL x (MOVDconst [c]) [d])
  4170  	// result: (XORconst x [^int64(uint64(c)>>uint64(d))])
  4171  	for {
  4172  		d := auxIntToInt64(v.AuxInt)
  4173  		x := v_0
  4174  		if v_1.Op != OpARM64MOVDconst {
  4175  			break
  4176  		}
  4177  		c := auxIntToInt64(v_1.AuxInt)
  4178  		v.reset(OpARM64XORconst)
  4179  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) >> uint64(d)))
  4180  		v.AddArg(x)
  4181  		return true
  4182  	}
  4183  	// match: (EONshiftRL (SRLconst x [c]) x [c])
  4184  	// result: (MOVDconst [-1])
  4185  	for {
  4186  		c := auxIntToInt64(v.AuxInt)
  4187  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
  4188  			break
  4189  		}
  4190  		x := v_0.Args[0]
  4191  		if x != v_1 {
  4192  			break
  4193  		}
  4194  		v.reset(OpARM64MOVDconst)
  4195  		v.AuxInt = int64ToAuxInt(-1)
  4196  		return true
  4197  	}
  4198  	return false
  4199  }
  4200  func rewriteValueARM64_OpARM64EONshiftRO(v *Value) bool {
  4201  	v_1 := v.Args[1]
  4202  	v_0 := v.Args[0]
  4203  	// match: (EONshiftRO x (MOVDconst [c]) [d])
  4204  	// result: (XORconst x [^rotateRight64(c, d)])
  4205  	for {
  4206  		d := auxIntToInt64(v.AuxInt)
  4207  		x := v_0
  4208  		if v_1.Op != OpARM64MOVDconst {
  4209  			break
  4210  		}
  4211  		c := auxIntToInt64(v_1.AuxInt)
  4212  		v.reset(OpARM64XORconst)
  4213  		v.AuxInt = int64ToAuxInt(^rotateRight64(c, d))
  4214  		v.AddArg(x)
  4215  		return true
  4216  	}
  4217  	// match: (EONshiftRO (RORconst x [c]) x [c])
  4218  	// result: (MOVDconst [-1])
  4219  	for {
  4220  		c := auxIntToInt64(v.AuxInt)
  4221  		if v_0.Op != OpARM64RORconst || auxIntToInt64(v_0.AuxInt) != c {
  4222  			break
  4223  		}
  4224  		x := v_0.Args[0]
  4225  		if x != v_1 {
  4226  			break
  4227  		}
  4228  		v.reset(OpARM64MOVDconst)
  4229  		v.AuxInt = int64ToAuxInt(-1)
  4230  		return true
  4231  	}
  4232  	return false
  4233  }
  4234  func rewriteValueARM64_OpARM64Equal(v *Value) bool {
  4235  	v_0 := v.Args[0]
  4236  	// match: (Equal (FlagConstant [fc]))
  4237  	// result: (MOVDconst [b2i(fc.eq())])
  4238  	for {
  4239  		if v_0.Op != OpARM64FlagConstant {
  4240  			break
  4241  		}
  4242  		fc := auxIntToFlagConstant(v_0.AuxInt)
  4243  		v.reset(OpARM64MOVDconst)
  4244  		v.AuxInt = int64ToAuxInt(b2i(fc.eq()))
  4245  		return true
  4246  	}
  4247  	// match: (Equal (InvertFlags x))
  4248  	// result: (Equal x)
  4249  	for {
  4250  		if v_0.Op != OpARM64InvertFlags {
  4251  			break
  4252  		}
  4253  		x := v_0.Args[0]
  4254  		v.reset(OpARM64Equal)
  4255  		v.AddArg(x)
  4256  		return true
  4257  	}
  4258  	return false
  4259  }
  4260  func rewriteValueARM64_OpARM64FADDD(v *Value) bool {
  4261  	v_1 := v.Args[1]
  4262  	v_0 := v.Args[0]
  4263  	// match: (FADDD a (FMULD x y))
  4264  	// result: (FMADDD a x y)
  4265  	for {
  4266  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  4267  			a := v_0
  4268  			if v_1.Op != OpARM64FMULD {
  4269  				continue
  4270  			}
  4271  			y := v_1.Args[1]
  4272  			x := v_1.Args[0]
  4273  			v.reset(OpARM64FMADDD)
  4274  			v.AddArg3(a, x, y)
  4275  			return true
  4276  		}
  4277  		break
  4278  	}
  4279  	// match: (FADDD a (FNMULD x y))
  4280  	// result: (FMSUBD a x y)
  4281  	for {
  4282  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  4283  			a := v_0
  4284  			if v_1.Op != OpARM64FNMULD {
  4285  				continue
  4286  			}
  4287  			y := v_1.Args[1]
  4288  			x := v_1.Args[0]
  4289  			v.reset(OpARM64FMSUBD)
  4290  			v.AddArg3(a, x, y)
  4291  			return true
  4292  		}
  4293  		break
  4294  	}
  4295  	return false
  4296  }
  4297  func rewriteValueARM64_OpARM64FADDS(v *Value) bool {
  4298  	v_1 := v.Args[1]
  4299  	v_0 := v.Args[0]
  4300  	// match: (FADDS a (FMULS x y))
  4301  	// result: (FMADDS a x y)
  4302  	for {
  4303  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  4304  			a := v_0
  4305  			if v_1.Op != OpARM64FMULS {
  4306  				continue
  4307  			}
  4308  			y := v_1.Args[1]
  4309  			x := v_1.Args[0]
  4310  			v.reset(OpARM64FMADDS)
  4311  			v.AddArg3(a, x, y)
  4312  			return true
  4313  		}
  4314  		break
  4315  	}
  4316  	// match: (FADDS a (FNMULS x y))
  4317  	// result: (FMSUBS a x y)
  4318  	for {
  4319  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  4320  			a := v_0
  4321  			if v_1.Op != OpARM64FNMULS {
  4322  				continue
  4323  			}
  4324  			y := v_1.Args[1]
  4325  			x := v_1.Args[0]
  4326  			v.reset(OpARM64FMSUBS)
  4327  			v.AddArg3(a, x, y)
  4328  			return true
  4329  		}
  4330  		break
  4331  	}
  4332  	return false
  4333  }
  4334  func rewriteValueARM64_OpARM64FCMPD(v *Value) bool {
  4335  	v_1 := v.Args[1]
  4336  	v_0 := v.Args[0]
  4337  	b := v.Block
  4338  	// match: (FCMPD x (FMOVDconst [0]))
  4339  	// result: (FCMPD0 x)
  4340  	for {
  4341  		x := v_0
  4342  		if v_1.Op != OpARM64FMOVDconst || auxIntToFloat64(v_1.AuxInt) != 0 {
  4343  			break
  4344  		}
  4345  		v.reset(OpARM64FCMPD0)
  4346  		v.AddArg(x)
  4347  		return true
  4348  	}
  4349  	// match: (FCMPD (FMOVDconst [0]) x)
  4350  	// result: (InvertFlags (FCMPD0 x))
  4351  	for {
  4352  		if v_0.Op != OpARM64FMOVDconst || auxIntToFloat64(v_0.AuxInt) != 0 {
  4353  			break
  4354  		}
  4355  		x := v_1
  4356  		v.reset(OpARM64InvertFlags)
  4357  		v0 := b.NewValue0(v.Pos, OpARM64FCMPD0, types.TypeFlags)
  4358  		v0.AddArg(x)
  4359  		v.AddArg(v0)
  4360  		return true
  4361  	}
  4362  	return false
  4363  }
  4364  func rewriteValueARM64_OpARM64FCMPS(v *Value) bool {
  4365  	v_1 := v.Args[1]
  4366  	v_0 := v.Args[0]
  4367  	b := v.Block
  4368  	// match: (FCMPS x (FMOVSconst [0]))
  4369  	// result: (FCMPS0 x)
  4370  	for {
  4371  		x := v_0
  4372  		if v_1.Op != OpARM64FMOVSconst || auxIntToFloat64(v_1.AuxInt) != 0 {
  4373  			break
  4374  		}
  4375  		v.reset(OpARM64FCMPS0)
  4376  		v.AddArg(x)
  4377  		return true
  4378  	}
  4379  	// match: (FCMPS (FMOVSconst [0]) x)
  4380  	// result: (InvertFlags (FCMPS0 x))
  4381  	for {
  4382  		if v_0.Op != OpARM64FMOVSconst || auxIntToFloat64(v_0.AuxInt) != 0 {
  4383  			break
  4384  		}
  4385  		x := v_1
  4386  		v.reset(OpARM64InvertFlags)
  4387  		v0 := b.NewValue0(v.Pos, OpARM64FCMPS0, types.TypeFlags)
  4388  		v0.AddArg(x)
  4389  		v.AddArg(v0)
  4390  		return true
  4391  	}
  4392  	return false
  4393  }
  4394  func rewriteValueARM64_OpARM64FMOVDfpgp(v *Value) bool {
  4395  	v_0 := v.Args[0]
  4396  	b := v.Block
  4397  	// match: (FMOVDfpgp <t> (Arg [off] {sym}))
  4398  	// result: @b.Func.Entry (Arg <t> [off] {sym})
  4399  	for {
  4400  		t := v.Type
  4401  		if v_0.Op != OpArg {
  4402  			break
  4403  		}
  4404  		off := auxIntToInt32(v_0.AuxInt)
  4405  		sym := auxToSym(v_0.Aux)
  4406  		b = b.Func.Entry
  4407  		v0 := b.NewValue0(v.Pos, OpArg, t)
  4408  		v.copyOf(v0)
  4409  		v0.AuxInt = int32ToAuxInt(off)
  4410  		v0.Aux = symToAux(sym)
  4411  		return true
  4412  	}
  4413  	return false
  4414  }
  4415  func rewriteValueARM64_OpARM64FMOVDgpfp(v *Value) bool {
  4416  	v_0 := v.Args[0]
  4417  	b := v.Block
  4418  	// match: (FMOVDgpfp <t> (Arg [off] {sym}))
  4419  	// result: @b.Func.Entry (Arg <t> [off] {sym})
  4420  	for {
  4421  		t := v.Type
  4422  		if v_0.Op != OpArg {
  4423  			break
  4424  		}
  4425  		off := auxIntToInt32(v_0.AuxInt)
  4426  		sym := auxToSym(v_0.Aux)
  4427  		b = b.Func.Entry
  4428  		v0 := b.NewValue0(v.Pos, OpArg, t)
  4429  		v.copyOf(v0)
  4430  		v0.AuxInt = int32ToAuxInt(off)
  4431  		v0.Aux = symToAux(sym)
  4432  		return true
  4433  	}
  4434  	return false
  4435  }
  4436  func rewriteValueARM64_OpARM64FMOVDload(v *Value) bool {
  4437  	v_1 := v.Args[1]
  4438  	v_0 := v.Args[0]
  4439  	b := v.Block
  4440  	config := b.Func.Config
  4441  	// match: (FMOVDload [off] {sym} ptr (MOVDstore [off] {sym} ptr val _))
  4442  	// result: (FMOVDgpfp val)
  4443  	for {
  4444  		off := auxIntToInt32(v.AuxInt)
  4445  		sym := auxToSym(v.Aux)
  4446  		ptr := v_0
  4447  		if v_1.Op != OpARM64MOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym {
  4448  			break
  4449  		}
  4450  		val := v_1.Args[1]
  4451  		if ptr != v_1.Args[0] {
  4452  			break
  4453  		}
  4454  		v.reset(OpARM64FMOVDgpfp)
  4455  		v.AddArg(val)
  4456  		return true
  4457  	}
  4458  	// match: (FMOVDload [off1] {sym} (ADDconst [off2] ptr) mem)
  4459  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4460  	// result: (FMOVDload [off1+int32(off2)] {sym} ptr mem)
  4461  	for {
  4462  		off1 := auxIntToInt32(v.AuxInt)
  4463  		sym := auxToSym(v.Aux)
  4464  		if v_0.Op != OpARM64ADDconst {
  4465  			break
  4466  		}
  4467  		off2 := auxIntToInt64(v_0.AuxInt)
  4468  		ptr := v_0.Args[0]
  4469  		mem := v_1
  4470  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4471  			break
  4472  		}
  4473  		v.reset(OpARM64FMOVDload)
  4474  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  4475  		v.Aux = symToAux(sym)
  4476  		v.AddArg2(ptr, mem)
  4477  		return true
  4478  	}
  4479  	// match: (FMOVDload [off] {sym} (ADD ptr idx) mem)
  4480  	// cond: off == 0 && sym == nil
  4481  	// result: (FMOVDloadidx ptr idx mem)
  4482  	for {
  4483  		off := auxIntToInt32(v.AuxInt)
  4484  		sym := auxToSym(v.Aux)
  4485  		if v_0.Op != OpARM64ADD {
  4486  			break
  4487  		}
  4488  		idx := v_0.Args[1]
  4489  		ptr := v_0.Args[0]
  4490  		mem := v_1
  4491  		if !(off == 0 && sym == nil) {
  4492  			break
  4493  		}
  4494  		v.reset(OpARM64FMOVDloadidx)
  4495  		v.AddArg3(ptr, idx, mem)
  4496  		return true
  4497  	}
  4498  	// match: (FMOVDload [off] {sym} (ADDshiftLL [3] ptr idx) mem)
  4499  	// cond: off == 0 && sym == nil
  4500  	// result: (FMOVDloadidx8 ptr idx mem)
  4501  	for {
  4502  		off := auxIntToInt32(v.AuxInt)
  4503  		sym := auxToSym(v.Aux)
  4504  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 3 {
  4505  			break
  4506  		}
  4507  		idx := v_0.Args[1]
  4508  		ptr := v_0.Args[0]
  4509  		mem := v_1
  4510  		if !(off == 0 && sym == nil) {
  4511  			break
  4512  		}
  4513  		v.reset(OpARM64FMOVDloadidx8)
  4514  		v.AddArg3(ptr, idx, mem)
  4515  		return true
  4516  	}
  4517  	// match: (FMOVDload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  4518  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4519  	// result: (FMOVDload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  4520  	for {
  4521  		off1 := auxIntToInt32(v.AuxInt)
  4522  		sym1 := auxToSym(v.Aux)
  4523  		if v_0.Op != OpARM64MOVDaddr {
  4524  			break
  4525  		}
  4526  		off2 := auxIntToInt32(v_0.AuxInt)
  4527  		sym2 := auxToSym(v_0.Aux)
  4528  		ptr := v_0.Args[0]
  4529  		mem := v_1
  4530  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4531  			break
  4532  		}
  4533  		v.reset(OpARM64FMOVDload)
  4534  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4535  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4536  		v.AddArg2(ptr, mem)
  4537  		return true
  4538  	}
  4539  	return false
  4540  }
  4541  func rewriteValueARM64_OpARM64FMOVDloadidx(v *Value) bool {
  4542  	v_2 := v.Args[2]
  4543  	v_1 := v.Args[1]
  4544  	v_0 := v.Args[0]
  4545  	// match: (FMOVDloadidx ptr (MOVDconst [c]) mem)
  4546  	// cond: is32Bit(c)
  4547  	// result: (FMOVDload [int32(c)] ptr mem)
  4548  	for {
  4549  		ptr := v_0
  4550  		if v_1.Op != OpARM64MOVDconst {
  4551  			break
  4552  		}
  4553  		c := auxIntToInt64(v_1.AuxInt)
  4554  		mem := v_2
  4555  		if !(is32Bit(c)) {
  4556  			break
  4557  		}
  4558  		v.reset(OpARM64FMOVDload)
  4559  		v.AuxInt = int32ToAuxInt(int32(c))
  4560  		v.AddArg2(ptr, mem)
  4561  		return true
  4562  	}
  4563  	// match: (FMOVDloadidx (MOVDconst [c]) ptr mem)
  4564  	// cond: is32Bit(c)
  4565  	// result: (FMOVDload [int32(c)] ptr mem)
  4566  	for {
  4567  		if v_0.Op != OpARM64MOVDconst {
  4568  			break
  4569  		}
  4570  		c := auxIntToInt64(v_0.AuxInt)
  4571  		ptr := v_1
  4572  		mem := v_2
  4573  		if !(is32Bit(c)) {
  4574  			break
  4575  		}
  4576  		v.reset(OpARM64FMOVDload)
  4577  		v.AuxInt = int32ToAuxInt(int32(c))
  4578  		v.AddArg2(ptr, mem)
  4579  		return true
  4580  	}
  4581  	// match: (FMOVDloadidx ptr (SLLconst [3] idx) mem)
  4582  	// result: (FMOVDloadidx8 ptr idx mem)
  4583  	for {
  4584  		ptr := v_0
  4585  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 3 {
  4586  			break
  4587  		}
  4588  		idx := v_1.Args[0]
  4589  		mem := v_2
  4590  		v.reset(OpARM64FMOVDloadidx8)
  4591  		v.AddArg3(ptr, idx, mem)
  4592  		return true
  4593  	}
  4594  	// match: (FMOVDloadidx (SLLconst [3] idx) ptr mem)
  4595  	// result: (FMOVDloadidx8 ptr idx mem)
  4596  	for {
  4597  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 3 {
  4598  			break
  4599  		}
  4600  		idx := v_0.Args[0]
  4601  		ptr := v_1
  4602  		mem := v_2
  4603  		v.reset(OpARM64FMOVDloadidx8)
  4604  		v.AddArg3(ptr, idx, mem)
  4605  		return true
  4606  	}
  4607  	return false
  4608  }
  4609  func rewriteValueARM64_OpARM64FMOVDloadidx8(v *Value) bool {
  4610  	v_2 := v.Args[2]
  4611  	v_1 := v.Args[1]
  4612  	v_0 := v.Args[0]
  4613  	// match: (FMOVDloadidx8 ptr (MOVDconst [c]) mem)
  4614  	// cond: is32Bit(c<<3)
  4615  	// result: (FMOVDload ptr [int32(c)<<3] mem)
  4616  	for {
  4617  		ptr := v_0
  4618  		if v_1.Op != OpARM64MOVDconst {
  4619  			break
  4620  		}
  4621  		c := auxIntToInt64(v_1.AuxInt)
  4622  		mem := v_2
  4623  		if !(is32Bit(c << 3)) {
  4624  			break
  4625  		}
  4626  		v.reset(OpARM64FMOVDload)
  4627  		v.AuxInt = int32ToAuxInt(int32(c) << 3)
  4628  		v.AddArg2(ptr, mem)
  4629  		return true
  4630  	}
  4631  	return false
  4632  }
  4633  func rewriteValueARM64_OpARM64FMOVDstore(v *Value) bool {
  4634  	v_2 := v.Args[2]
  4635  	v_1 := v.Args[1]
  4636  	v_0 := v.Args[0]
  4637  	b := v.Block
  4638  	config := b.Func.Config
  4639  	// match: (FMOVDstore [off] {sym} ptr (FMOVDgpfp val) mem)
  4640  	// result: (MOVDstore [off] {sym} ptr val mem)
  4641  	for {
  4642  		off := auxIntToInt32(v.AuxInt)
  4643  		sym := auxToSym(v.Aux)
  4644  		ptr := v_0
  4645  		if v_1.Op != OpARM64FMOVDgpfp {
  4646  			break
  4647  		}
  4648  		val := v_1.Args[0]
  4649  		mem := v_2
  4650  		v.reset(OpARM64MOVDstore)
  4651  		v.AuxInt = int32ToAuxInt(off)
  4652  		v.Aux = symToAux(sym)
  4653  		v.AddArg3(ptr, val, mem)
  4654  		return true
  4655  	}
  4656  	// match: (FMOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem)
  4657  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4658  	// result: (FMOVDstore [off1+int32(off2)] {sym} ptr val mem)
  4659  	for {
  4660  		off1 := auxIntToInt32(v.AuxInt)
  4661  		sym := auxToSym(v.Aux)
  4662  		if v_0.Op != OpARM64ADDconst {
  4663  			break
  4664  		}
  4665  		off2 := auxIntToInt64(v_0.AuxInt)
  4666  		ptr := v_0.Args[0]
  4667  		val := v_1
  4668  		mem := v_2
  4669  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4670  			break
  4671  		}
  4672  		v.reset(OpARM64FMOVDstore)
  4673  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  4674  		v.Aux = symToAux(sym)
  4675  		v.AddArg3(ptr, val, mem)
  4676  		return true
  4677  	}
  4678  	// match: (FMOVDstore [off] {sym} (ADD ptr idx) val mem)
  4679  	// cond: off == 0 && sym == nil
  4680  	// result: (FMOVDstoreidx ptr idx val mem)
  4681  	for {
  4682  		off := auxIntToInt32(v.AuxInt)
  4683  		sym := auxToSym(v.Aux)
  4684  		if v_0.Op != OpARM64ADD {
  4685  			break
  4686  		}
  4687  		idx := v_0.Args[1]
  4688  		ptr := v_0.Args[0]
  4689  		val := v_1
  4690  		mem := v_2
  4691  		if !(off == 0 && sym == nil) {
  4692  			break
  4693  		}
  4694  		v.reset(OpARM64FMOVDstoreidx)
  4695  		v.AddArg4(ptr, idx, val, mem)
  4696  		return true
  4697  	}
  4698  	// match: (FMOVDstore [off] {sym} (ADDshiftLL [3] ptr idx) val mem)
  4699  	// cond: off == 0 && sym == nil
  4700  	// result: (FMOVDstoreidx8 ptr idx val mem)
  4701  	for {
  4702  		off := auxIntToInt32(v.AuxInt)
  4703  		sym := auxToSym(v.Aux)
  4704  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 3 {
  4705  			break
  4706  		}
  4707  		idx := v_0.Args[1]
  4708  		ptr := v_0.Args[0]
  4709  		val := v_1
  4710  		mem := v_2
  4711  		if !(off == 0 && sym == nil) {
  4712  			break
  4713  		}
  4714  		v.reset(OpARM64FMOVDstoreidx8)
  4715  		v.AddArg4(ptr, idx, val, mem)
  4716  		return true
  4717  	}
  4718  	// match: (FMOVDstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
  4719  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4720  	// result: (FMOVDstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
  4721  	for {
  4722  		off1 := auxIntToInt32(v.AuxInt)
  4723  		sym1 := auxToSym(v.Aux)
  4724  		if v_0.Op != OpARM64MOVDaddr {
  4725  			break
  4726  		}
  4727  		off2 := auxIntToInt32(v_0.AuxInt)
  4728  		sym2 := auxToSym(v_0.Aux)
  4729  		ptr := v_0.Args[0]
  4730  		val := v_1
  4731  		mem := v_2
  4732  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4733  			break
  4734  		}
  4735  		v.reset(OpARM64FMOVDstore)
  4736  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4737  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4738  		v.AddArg3(ptr, val, mem)
  4739  		return true
  4740  	}
  4741  	return false
  4742  }
  4743  func rewriteValueARM64_OpARM64FMOVDstoreidx(v *Value) bool {
  4744  	v_3 := v.Args[3]
  4745  	v_2 := v.Args[2]
  4746  	v_1 := v.Args[1]
  4747  	v_0 := v.Args[0]
  4748  	// match: (FMOVDstoreidx ptr (MOVDconst [c]) val mem)
  4749  	// cond: is32Bit(c)
  4750  	// result: (FMOVDstore [int32(c)] ptr val mem)
  4751  	for {
  4752  		ptr := v_0
  4753  		if v_1.Op != OpARM64MOVDconst {
  4754  			break
  4755  		}
  4756  		c := auxIntToInt64(v_1.AuxInt)
  4757  		val := v_2
  4758  		mem := v_3
  4759  		if !(is32Bit(c)) {
  4760  			break
  4761  		}
  4762  		v.reset(OpARM64FMOVDstore)
  4763  		v.AuxInt = int32ToAuxInt(int32(c))
  4764  		v.AddArg3(ptr, val, mem)
  4765  		return true
  4766  	}
  4767  	// match: (FMOVDstoreidx (MOVDconst [c]) idx val mem)
  4768  	// cond: is32Bit(c)
  4769  	// result: (FMOVDstore [int32(c)] idx val mem)
  4770  	for {
  4771  		if v_0.Op != OpARM64MOVDconst {
  4772  			break
  4773  		}
  4774  		c := auxIntToInt64(v_0.AuxInt)
  4775  		idx := v_1
  4776  		val := v_2
  4777  		mem := v_3
  4778  		if !(is32Bit(c)) {
  4779  			break
  4780  		}
  4781  		v.reset(OpARM64FMOVDstore)
  4782  		v.AuxInt = int32ToAuxInt(int32(c))
  4783  		v.AddArg3(idx, val, mem)
  4784  		return true
  4785  	}
  4786  	// match: (FMOVDstoreidx ptr (SLLconst [3] idx) val mem)
  4787  	// result: (FMOVDstoreidx8 ptr idx val mem)
  4788  	for {
  4789  		ptr := v_0
  4790  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 3 {
  4791  			break
  4792  		}
  4793  		idx := v_1.Args[0]
  4794  		val := v_2
  4795  		mem := v_3
  4796  		v.reset(OpARM64FMOVDstoreidx8)
  4797  		v.AddArg4(ptr, idx, val, mem)
  4798  		return true
  4799  	}
  4800  	// match: (FMOVDstoreidx (SLLconst [3] idx) ptr val mem)
  4801  	// result: (FMOVDstoreidx8 ptr idx val mem)
  4802  	for {
  4803  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 3 {
  4804  			break
  4805  		}
  4806  		idx := v_0.Args[0]
  4807  		ptr := v_1
  4808  		val := v_2
  4809  		mem := v_3
  4810  		v.reset(OpARM64FMOVDstoreidx8)
  4811  		v.AddArg4(ptr, idx, val, mem)
  4812  		return true
  4813  	}
  4814  	return false
  4815  }
  4816  func rewriteValueARM64_OpARM64FMOVDstoreidx8(v *Value) bool {
  4817  	v_3 := v.Args[3]
  4818  	v_2 := v.Args[2]
  4819  	v_1 := v.Args[1]
  4820  	v_0 := v.Args[0]
  4821  	// match: (FMOVDstoreidx8 ptr (MOVDconst [c]) val mem)
  4822  	// cond: is32Bit(c<<3)
  4823  	// result: (FMOVDstore [int32(c)<<3] ptr val mem)
  4824  	for {
  4825  		ptr := v_0
  4826  		if v_1.Op != OpARM64MOVDconst {
  4827  			break
  4828  		}
  4829  		c := auxIntToInt64(v_1.AuxInt)
  4830  		val := v_2
  4831  		mem := v_3
  4832  		if !(is32Bit(c << 3)) {
  4833  			break
  4834  		}
  4835  		v.reset(OpARM64FMOVDstore)
  4836  		v.AuxInt = int32ToAuxInt(int32(c) << 3)
  4837  		v.AddArg3(ptr, val, mem)
  4838  		return true
  4839  	}
  4840  	return false
  4841  }
  4842  func rewriteValueARM64_OpARM64FMOVSload(v *Value) bool {
  4843  	v_1 := v.Args[1]
  4844  	v_0 := v.Args[0]
  4845  	b := v.Block
  4846  	config := b.Func.Config
  4847  	// match: (FMOVSload [off] {sym} ptr (MOVWstore [off] {sym} ptr val _))
  4848  	// result: (FMOVSgpfp val)
  4849  	for {
  4850  		off := auxIntToInt32(v.AuxInt)
  4851  		sym := auxToSym(v.Aux)
  4852  		ptr := v_0
  4853  		if v_1.Op != OpARM64MOVWstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym {
  4854  			break
  4855  		}
  4856  		val := v_1.Args[1]
  4857  		if ptr != v_1.Args[0] {
  4858  			break
  4859  		}
  4860  		v.reset(OpARM64FMOVSgpfp)
  4861  		v.AddArg(val)
  4862  		return true
  4863  	}
  4864  	// match: (FMOVSload [off1] {sym} (ADDconst [off2] ptr) mem)
  4865  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4866  	// result: (FMOVSload [off1+int32(off2)] {sym} ptr mem)
  4867  	for {
  4868  		off1 := auxIntToInt32(v.AuxInt)
  4869  		sym := auxToSym(v.Aux)
  4870  		if v_0.Op != OpARM64ADDconst {
  4871  			break
  4872  		}
  4873  		off2 := auxIntToInt64(v_0.AuxInt)
  4874  		ptr := v_0.Args[0]
  4875  		mem := v_1
  4876  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4877  			break
  4878  		}
  4879  		v.reset(OpARM64FMOVSload)
  4880  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  4881  		v.Aux = symToAux(sym)
  4882  		v.AddArg2(ptr, mem)
  4883  		return true
  4884  	}
  4885  	// match: (FMOVSload [off] {sym} (ADD ptr idx) mem)
  4886  	// cond: off == 0 && sym == nil
  4887  	// result: (FMOVSloadidx ptr idx mem)
  4888  	for {
  4889  		off := auxIntToInt32(v.AuxInt)
  4890  		sym := auxToSym(v.Aux)
  4891  		if v_0.Op != OpARM64ADD {
  4892  			break
  4893  		}
  4894  		idx := v_0.Args[1]
  4895  		ptr := v_0.Args[0]
  4896  		mem := v_1
  4897  		if !(off == 0 && sym == nil) {
  4898  			break
  4899  		}
  4900  		v.reset(OpARM64FMOVSloadidx)
  4901  		v.AddArg3(ptr, idx, mem)
  4902  		return true
  4903  	}
  4904  	// match: (FMOVSload [off] {sym} (ADDshiftLL [2] ptr idx) mem)
  4905  	// cond: off == 0 && sym == nil
  4906  	// result: (FMOVSloadidx4 ptr idx mem)
  4907  	for {
  4908  		off := auxIntToInt32(v.AuxInt)
  4909  		sym := auxToSym(v.Aux)
  4910  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
  4911  			break
  4912  		}
  4913  		idx := v_0.Args[1]
  4914  		ptr := v_0.Args[0]
  4915  		mem := v_1
  4916  		if !(off == 0 && sym == nil) {
  4917  			break
  4918  		}
  4919  		v.reset(OpARM64FMOVSloadidx4)
  4920  		v.AddArg3(ptr, idx, mem)
  4921  		return true
  4922  	}
  4923  	// match: (FMOVSload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  4924  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  4925  	// result: (FMOVSload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  4926  	for {
  4927  		off1 := auxIntToInt32(v.AuxInt)
  4928  		sym1 := auxToSym(v.Aux)
  4929  		if v_0.Op != OpARM64MOVDaddr {
  4930  			break
  4931  		}
  4932  		off2 := auxIntToInt32(v_0.AuxInt)
  4933  		sym2 := auxToSym(v_0.Aux)
  4934  		ptr := v_0.Args[0]
  4935  		mem := v_1
  4936  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  4937  			break
  4938  		}
  4939  		v.reset(OpARM64FMOVSload)
  4940  		v.AuxInt = int32ToAuxInt(off1 + off2)
  4941  		v.Aux = symToAux(mergeSym(sym1, sym2))
  4942  		v.AddArg2(ptr, mem)
  4943  		return true
  4944  	}
  4945  	return false
  4946  }
  4947  func rewriteValueARM64_OpARM64FMOVSloadidx(v *Value) bool {
  4948  	v_2 := v.Args[2]
  4949  	v_1 := v.Args[1]
  4950  	v_0 := v.Args[0]
  4951  	// match: (FMOVSloadidx ptr (MOVDconst [c]) mem)
  4952  	// cond: is32Bit(c)
  4953  	// result: (FMOVSload [int32(c)] ptr mem)
  4954  	for {
  4955  		ptr := v_0
  4956  		if v_1.Op != OpARM64MOVDconst {
  4957  			break
  4958  		}
  4959  		c := auxIntToInt64(v_1.AuxInt)
  4960  		mem := v_2
  4961  		if !(is32Bit(c)) {
  4962  			break
  4963  		}
  4964  		v.reset(OpARM64FMOVSload)
  4965  		v.AuxInt = int32ToAuxInt(int32(c))
  4966  		v.AddArg2(ptr, mem)
  4967  		return true
  4968  	}
  4969  	// match: (FMOVSloadidx (MOVDconst [c]) ptr mem)
  4970  	// cond: is32Bit(c)
  4971  	// result: (FMOVSload [int32(c)] ptr mem)
  4972  	for {
  4973  		if v_0.Op != OpARM64MOVDconst {
  4974  			break
  4975  		}
  4976  		c := auxIntToInt64(v_0.AuxInt)
  4977  		ptr := v_1
  4978  		mem := v_2
  4979  		if !(is32Bit(c)) {
  4980  			break
  4981  		}
  4982  		v.reset(OpARM64FMOVSload)
  4983  		v.AuxInt = int32ToAuxInt(int32(c))
  4984  		v.AddArg2(ptr, mem)
  4985  		return true
  4986  	}
  4987  	// match: (FMOVSloadidx ptr (SLLconst [2] idx) mem)
  4988  	// result: (FMOVSloadidx4 ptr idx mem)
  4989  	for {
  4990  		ptr := v_0
  4991  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
  4992  			break
  4993  		}
  4994  		idx := v_1.Args[0]
  4995  		mem := v_2
  4996  		v.reset(OpARM64FMOVSloadidx4)
  4997  		v.AddArg3(ptr, idx, mem)
  4998  		return true
  4999  	}
  5000  	// match: (FMOVSloadidx (SLLconst [2] idx) ptr mem)
  5001  	// result: (FMOVSloadidx4 ptr idx mem)
  5002  	for {
  5003  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
  5004  			break
  5005  		}
  5006  		idx := v_0.Args[0]
  5007  		ptr := v_1
  5008  		mem := v_2
  5009  		v.reset(OpARM64FMOVSloadidx4)
  5010  		v.AddArg3(ptr, idx, mem)
  5011  		return true
  5012  	}
  5013  	return false
  5014  }
  5015  func rewriteValueARM64_OpARM64FMOVSloadidx4(v *Value) bool {
  5016  	v_2 := v.Args[2]
  5017  	v_1 := v.Args[1]
  5018  	v_0 := v.Args[0]
  5019  	// match: (FMOVSloadidx4 ptr (MOVDconst [c]) mem)
  5020  	// cond: is32Bit(c<<2)
  5021  	// result: (FMOVSload ptr [int32(c)<<2] mem)
  5022  	for {
  5023  		ptr := v_0
  5024  		if v_1.Op != OpARM64MOVDconst {
  5025  			break
  5026  		}
  5027  		c := auxIntToInt64(v_1.AuxInt)
  5028  		mem := v_2
  5029  		if !(is32Bit(c << 2)) {
  5030  			break
  5031  		}
  5032  		v.reset(OpARM64FMOVSload)
  5033  		v.AuxInt = int32ToAuxInt(int32(c) << 2)
  5034  		v.AddArg2(ptr, mem)
  5035  		return true
  5036  	}
  5037  	return false
  5038  }
  5039  func rewriteValueARM64_OpARM64FMOVSstore(v *Value) bool {
  5040  	v_2 := v.Args[2]
  5041  	v_1 := v.Args[1]
  5042  	v_0 := v.Args[0]
  5043  	b := v.Block
  5044  	config := b.Func.Config
  5045  	// match: (FMOVSstore [off] {sym} ptr (FMOVSgpfp val) mem)
  5046  	// result: (MOVWstore [off] {sym} ptr val mem)
  5047  	for {
  5048  		off := auxIntToInt32(v.AuxInt)
  5049  		sym := auxToSym(v.Aux)
  5050  		ptr := v_0
  5051  		if v_1.Op != OpARM64FMOVSgpfp {
  5052  			break
  5053  		}
  5054  		val := v_1.Args[0]
  5055  		mem := v_2
  5056  		v.reset(OpARM64MOVWstore)
  5057  		v.AuxInt = int32ToAuxInt(off)
  5058  		v.Aux = symToAux(sym)
  5059  		v.AddArg3(ptr, val, mem)
  5060  		return true
  5061  	}
  5062  	// match: (FMOVSstore [off1] {sym} (ADDconst [off2] ptr) val mem)
  5063  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  5064  	// result: (FMOVSstore [off1+int32(off2)] {sym} ptr val mem)
  5065  	for {
  5066  		off1 := auxIntToInt32(v.AuxInt)
  5067  		sym := auxToSym(v.Aux)
  5068  		if v_0.Op != OpARM64ADDconst {
  5069  			break
  5070  		}
  5071  		off2 := auxIntToInt64(v_0.AuxInt)
  5072  		ptr := v_0.Args[0]
  5073  		val := v_1
  5074  		mem := v_2
  5075  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  5076  			break
  5077  		}
  5078  		v.reset(OpARM64FMOVSstore)
  5079  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  5080  		v.Aux = symToAux(sym)
  5081  		v.AddArg3(ptr, val, mem)
  5082  		return true
  5083  	}
  5084  	// match: (FMOVSstore [off] {sym} (ADD ptr idx) val mem)
  5085  	// cond: off == 0 && sym == nil
  5086  	// result: (FMOVSstoreidx ptr idx val mem)
  5087  	for {
  5088  		off := auxIntToInt32(v.AuxInt)
  5089  		sym := auxToSym(v.Aux)
  5090  		if v_0.Op != OpARM64ADD {
  5091  			break
  5092  		}
  5093  		idx := v_0.Args[1]
  5094  		ptr := v_0.Args[0]
  5095  		val := v_1
  5096  		mem := v_2
  5097  		if !(off == 0 && sym == nil) {
  5098  			break
  5099  		}
  5100  		v.reset(OpARM64FMOVSstoreidx)
  5101  		v.AddArg4(ptr, idx, val, mem)
  5102  		return true
  5103  	}
  5104  	// match: (FMOVSstore [off] {sym} (ADDshiftLL [2] ptr idx) val mem)
  5105  	// cond: off == 0 && sym == nil
  5106  	// result: (FMOVSstoreidx4 ptr idx val mem)
  5107  	for {
  5108  		off := auxIntToInt32(v.AuxInt)
  5109  		sym := auxToSym(v.Aux)
  5110  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
  5111  			break
  5112  		}
  5113  		idx := v_0.Args[1]
  5114  		ptr := v_0.Args[0]
  5115  		val := v_1
  5116  		mem := v_2
  5117  		if !(off == 0 && sym == nil) {
  5118  			break
  5119  		}
  5120  		v.reset(OpARM64FMOVSstoreidx4)
  5121  		v.AddArg4(ptr, idx, val, mem)
  5122  		return true
  5123  	}
  5124  	// match: (FMOVSstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
  5125  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  5126  	// result: (FMOVSstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
  5127  	for {
  5128  		off1 := auxIntToInt32(v.AuxInt)
  5129  		sym1 := auxToSym(v.Aux)
  5130  		if v_0.Op != OpARM64MOVDaddr {
  5131  			break
  5132  		}
  5133  		off2 := auxIntToInt32(v_0.AuxInt)
  5134  		sym2 := auxToSym(v_0.Aux)
  5135  		ptr := v_0.Args[0]
  5136  		val := v_1
  5137  		mem := v_2
  5138  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  5139  			break
  5140  		}
  5141  		v.reset(OpARM64FMOVSstore)
  5142  		v.AuxInt = int32ToAuxInt(off1 + off2)
  5143  		v.Aux = symToAux(mergeSym(sym1, sym2))
  5144  		v.AddArg3(ptr, val, mem)
  5145  		return true
  5146  	}
  5147  	return false
  5148  }
  5149  func rewriteValueARM64_OpARM64FMOVSstoreidx(v *Value) bool {
  5150  	v_3 := v.Args[3]
  5151  	v_2 := v.Args[2]
  5152  	v_1 := v.Args[1]
  5153  	v_0 := v.Args[0]
  5154  	// match: (FMOVSstoreidx ptr (MOVDconst [c]) val mem)
  5155  	// cond: is32Bit(c)
  5156  	// result: (FMOVSstore [int32(c)] ptr val mem)
  5157  	for {
  5158  		ptr := v_0
  5159  		if v_1.Op != OpARM64MOVDconst {
  5160  			break
  5161  		}
  5162  		c := auxIntToInt64(v_1.AuxInt)
  5163  		val := v_2
  5164  		mem := v_3
  5165  		if !(is32Bit(c)) {
  5166  			break
  5167  		}
  5168  		v.reset(OpARM64FMOVSstore)
  5169  		v.AuxInt = int32ToAuxInt(int32(c))
  5170  		v.AddArg3(ptr, val, mem)
  5171  		return true
  5172  	}
  5173  	// match: (FMOVSstoreidx (MOVDconst [c]) idx val mem)
  5174  	// cond: is32Bit(c)
  5175  	// result: (FMOVSstore [int32(c)] idx val mem)
  5176  	for {
  5177  		if v_0.Op != OpARM64MOVDconst {
  5178  			break
  5179  		}
  5180  		c := auxIntToInt64(v_0.AuxInt)
  5181  		idx := v_1
  5182  		val := v_2
  5183  		mem := v_3
  5184  		if !(is32Bit(c)) {
  5185  			break
  5186  		}
  5187  		v.reset(OpARM64FMOVSstore)
  5188  		v.AuxInt = int32ToAuxInt(int32(c))
  5189  		v.AddArg3(idx, val, mem)
  5190  		return true
  5191  	}
  5192  	// match: (FMOVSstoreidx ptr (SLLconst [2] idx) val mem)
  5193  	// result: (FMOVSstoreidx4 ptr idx val mem)
  5194  	for {
  5195  		ptr := v_0
  5196  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
  5197  			break
  5198  		}
  5199  		idx := v_1.Args[0]
  5200  		val := v_2
  5201  		mem := v_3
  5202  		v.reset(OpARM64FMOVSstoreidx4)
  5203  		v.AddArg4(ptr, idx, val, mem)
  5204  		return true
  5205  	}
  5206  	// match: (FMOVSstoreidx (SLLconst [2] idx) ptr val mem)
  5207  	// result: (FMOVSstoreidx4 ptr idx val mem)
  5208  	for {
  5209  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
  5210  			break
  5211  		}
  5212  		idx := v_0.Args[0]
  5213  		ptr := v_1
  5214  		val := v_2
  5215  		mem := v_3
  5216  		v.reset(OpARM64FMOVSstoreidx4)
  5217  		v.AddArg4(ptr, idx, val, mem)
  5218  		return true
  5219  	}
  5220  	return false
  5221  }
  5222  func rewriteValueARM64_OpARM64FMOVSstoreidx4(v *Value) bool {
  5223  	v_3 := v.Args[3]
  5224  	v_2 := v.Args[2]
  5225  	v_1 := v.Args[1]
  5226  	v_0 := v.Args[0]
  5227  	// match: (FMOVSstoreidx4 ptr (MOVDconst [c]) val mem)
  5228  	// cond: is32Bit(c<<2)
  5229  	// result: (FMOVSstore [int32(c)<<2] ptr val mem)
  5230  	for {
  5231  		ptr := v_0
  5232  		if v_1.Op != OpARM64MOVDconst {
  5233  			break
  5234  		}
  5235  		c := auxIntToInt64(v_1.AuxInt)
  5236  		val := v_2
  5237  		mem := v_3
  5238  		if !(is32Bit(c << 2)) {
  5239  			break
  5240  		}
  5241  		v.reset(OpARM64FMOVSstore)
  5242  		v.AuxInt = int32ToAuxInt(int32(c) << 2)
  5243  		v.AddArg3(ptr, val, mem)
  5244  		return true
  5245  	}
  5246  	return false
  5247  }
  5248  func rewriteValueARM64_OpARM64FMULD(v *Value) bool {
  5249  	v_1 := v.Args[1]
  5250  	v_0 := v.Args[0]
  5251  	// match: (FMULD (FNEGD x) y)
  5252  	// result: (FNMULD x y)
  5253  	for {
  5254  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  5255  			if v_0.Op != OpARM64FNEGD {
  5256  				continue
  5257  			}
  5258  			x := v_0.Args[0]
  5259  			y := v_1
  5260  			v.reset(OpARM64FNMULD)
  5261  			v.AddArg2(x, y)
  5262  			return true
  5263  		}
  5264  		break
  5265  	}
  5266  	return false
  5267  }
  5268  func rewriteValueARM64_OpARM64FMULS(v *Value) bool {
  5269  	v_1 := v.Args[1]
  5270  	v_0 := v.Args[0]
  5271  	// match: (FMULS (FNEGS x) y)
  5272  	// result: (FNMULS x y)
  5273  	for {
  5274  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  5275  			if v_0.Op != OpARM64FNEGS {
  5276  				continue
  5277  			}
  5278  			x := v_0.Args[0]
  5279  			y := v_1
  5280  			v.reset(OpARM64FNMULS)
  5281  			v.AddArg2(x, y)
  5282  			return true
  5283  		}
  5284  		break
  5285  	}
  5286  	return false
  5287  }
  5288  func rewriteValueARM64_OpARM64FNEGD(v *Value) bool {
  5289  	v_0 := v.Args[0]
  5290  	// match: (FNEGD (FMULD x y))
  5291  	// result: (FNMULD x y)
  5292  	for {
  5293  		if v_0.Op != OpARM64FMULD {
  5294  			break
  5295  		}
  5296  		y := v_0.Args[1]
  5297  		x := v_0.Args[0]
  5298  		v.reset(OpARM64FNMULD)
  5299  		v.AddArg2(x, y)
  5300  		return true
  5301  	}
  5302  	// match: (FNEGD (FNMULD x y))
  5303  	// result: (FMULD x y)
  5304  	for {
  5305  		if v_0.Op != OpARM64FNMULD {
  5306  			break
  5307  		}
  5308  		y := v_0.Args[1]
  5309  		x := v_0.Args[0]
  5310  		v.reset(OpARM64FMULD)
  5311  		v.AddArg2(x, y)
  5312  		return true
  5313  	}
  5314  	return false
  5315  }
  5316  func rewriteValueARM64_OpARM64FNEGS(v *Value) bool {
  5317  	v_0 := v.Args[0]
  5318  	// match: (FNEGS (FMULS x y))
  5319  	// result: (FNMULS x y)
  5320  	for {
  5321  		if v_0.Op != OpARM64FMULS {
  5322  			break
  5323  		}
  5324  		y := v_0.Args[1]
  5325  		x := v_0.Args[0]
  5326  		v.reset(OpARM64FNMULS)
  5327  		v.AddArg2(x, y)
  5328  		return true
  5329  	}
  5330  	// match: (FNEGS (FNMULS x y))
  5331  	// result: (FMULS x y)
  5332  	for {
  5333  		if v_0.Op != OpARM64FNMULS {
  5334  			break
  5335  		}
  5336  		y := v_0.Args[1]
  5337  		x := v_0.Args[0]
  5338  		v.reset(OpARM64FMULS)
  5339  		v.AddArg2(x, y)
  5340  		return true
  5341  	}
  5342  	return false
  5343  }
  5344  func rewriteValueARM64_OpARM64FNMULD(v *Value) bool {
  5345  	v_1 := v.Args[1]
  5346  	v_0 := v.Args[0]
  5347  	// match: (FNMULD (FNEGD x) y)
  5348  	// result: (FMULD x y)
  5349  	for {
  5350  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  5351  			if v_0.Op != OpARM64FNEGD {
  5352  				continue
  5353  			}
  5354  			x := v_0.Args[0]
  5355  			y := v_1
  5356  			v.reset(OpARM64FMULD)
  5357  			v.AddArg2(x, y)
  5358  			return true
  5359  		}
  5360  		break
  5361  	}
  5362  	return false
  5363  }
  5364  func rewriteValueARM64_OpARM64FNMULS(v *Value) bool {
  5365  	v_1 := v.Args[1]
  5366  	v_0 := v.Args[0]
  5367  	// match: (FNMULS (FNEGS x) y)
  5368  	// result: (FMULS x y)
  5369  	for {
  5370  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  5371  			if v_0.Op != OpARM64FNEGS {
  5372  				continue
  5373  			}
  5374  			x := v_0.Args[0]
  5375  			y := v_1
  5376  			v.reset(OpARM64FMULS)
  5377  			v.AddArg2(x, y)
  5378  			return true
  5379  		}
  5380  		break
  5381  	}
  5382  	return false
  5383  }
  5384  func rewriteValueARM64_OpARM64FSUBD(v *Value) bool {
  5385  	v_1 := v.Args[1]
  5386  	v_0 := v.Args[0]
  5387  	// match: (FSUBD a (FMULD x y))
  5388  	// result: (FMSUBD a x y)
  5389  	for {
  5390  		a := v_0
  5391  		if v_1.Op != OpARM64FMULD {
  5392  			break
  5393  		}
  5394  		y := v_1.Args[1]
  5395  		x := v_1.Args[0]
  5396  		v.reset(OpARM64FMSUBD)
  5397  		v.AddArg3(a, x, y)
  5398  		return true
  5399  	}
  5400  	// match: (FSUBD (FMULD x y) a)
  5401  	// result: (FNMSUBD a x y)
  5402  	for {
  5403  		if v_0.Op != OpARM64FMULD {
  5404  			break
  5405  		}
  5406  		y := v_0.Args[1]
  5407  		x := v_0.Args[0]
  5408  		a := v_1
  5409  		v.reset(OpARM64FNMSUBD)
  5410  		v.AddArg3(a, x, y)
  5411  		return true
  5412  	}
  5413  	// match: (FSUBD a (FNMULD x y))
  5414  	// result: (FMADDD a x y)
  5415  	for {
  5416  		a := v_0
  5417  		if v_1.Op != OpARM64FNMULD {
  5418  			break
  5419  		}
  5420  		y := v_1.Args[1]
  5421  		x := v_1.Args[0]
  5422  		v.reset(OpARM64FMADDD)
  5423  		v.AddArg3(a, x, y)
  5424  		return true
  5425  	}
  5426  	// match: (FSUBD (FNMULD x y) a)
  5427  	// result: (FNMADDD a x y)
  5428  	for {
  5429  		if v_0.Op != OpARM64FNMULD {
  5430  			break
  5431  		}
  5432  		y := v_0.Args[1]
  5433  		x := v_0.Args[0]
  5434  		a := v_1
  5435  		v.reset(OpARM64FNMADDD)
  5436  		v.AddArg3(a, x, y)
  5437  		return true
  5438  	}
  5439  	return false
  5440  }
  5441  func rewriteValueARM64_OpARM64FSUBS(v *Value) bool {
  5442  	v_1 := v.Args[1]
  5443  	v_0 := v.Args[0]
  5444  	// match: (FSUBS a (FMULS x y))
  5445  	// result: (FMSUBS a x y)
  5446  	for {
  5447  		a := v_0
  5448  		if v_1.Op != OpARM64FMULS {
  5449  			break
  5450  		}
  5451  		y := v_1.Args[1]
  5452  		x := v_1.Args[0]
  5453  		v.reset(OpARM64FMSUBS)
  5454  		v.AddArg3(a, x, y)
  5455  		return true
  5456  	}
  5457  	// match: (FSUBS (FMULS x y) a)
  5458  	// result: (FNMSUBS a x y)
  5459  	for {
  5460  		if v_0.Op != OpARM64FMULS {
  5461  			break
  5462  		}
  5463  		y := v_0.Args[1]
  5464  		x := v_0.Args[0]
  5465  		a := v_1
  5466  		v.reset(OpARM64FNMSUBS)
  5467  		v.AddArg3(a, x, y)
  5468  		return true
  5469  	}
  5470  	// match: (FSUBS a (FNMULS x y))
  5471  	// result: (FMADDS a x y)
  5472  	for {
  5473  		a := v_0
  5474  		if v_1.Op != OpARM64FNMULS {
  5475  			break
  5476  		}
  5477  		y := v_1.Args[1]
  5478  		x := v_1.Args[0]
  5479  		v.reset(OpARM64FMADDS)
  5480  		v.AddArg3(a, x, y)
  5481  		return true
  5482  	}
  5483  	// match: (FSUBS (FNMULS x y) a)
  5484  	// result: (FNMADDS a x y)
  5485  	for {
  5486  		if v_0.Op != OpARM64FNMULS {
  5487  			break
  5488  		}
  5489  		y := v_0.Args[1]
  5490  		x := v_0.Args[0]
  5491  		a := v_1
  5492  		v.reset(OpARM64FNMADDS)
  5493  		v.AddArg3(a, x, y)
  5494  		return true
  5495  	}
  5496  	return false
  5497  }
  5498  func rewriteValueARM64_OpARM64GreaterEqual(v *Value) bool {
  5499  	v_0 := v.Args[0]
  5500  	// match: (GreaterEqual (FlagConstant [fc]))
  5501  	// result: (MOVDconst [b2i(fc.ge())])
  5502  	for {
  5503  		if v_0.Op != OpARM64FlagConstant {
  5504  			break
  5505  		}
  5506  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5507  		v.reset(OpARM64MOVDconst)
  5508  		v.AuxInt = int64ToAuxInt(b2i(fc.ge()))
  5509  		return true
  5510  	}
  5511  	// match: (GreaterEqual (InvertFlags x))
  5512  	// result: (LessEqual x)
  5513  	for {
  5514  		if v_0.Op != OpARM64InvertFlags {
  5515  			break
  5516  		}
  5517  		x := v_0.Args[0]
  5518  		v.reset(OpARM64LessEqual)
  5519  		v.AddArg(x)
  5520  		return true
  5521  	}
  5522  	return false
  5523  }
  5524  func rewriteValueARM64_OpARM64GreaterEqualF(v *Value) bool {
  5525  	v_0 := v.Args[0]
  5526  	// match: (GreaterEqualF (InvertFlags x))
  5527  	// result: (LessEqualF x)
  5528  	for {
  5529  		if v_0.Op != OpARM64InvertFlags {
  5530  			break
  5531  		}
  5532  		x := v_0.Args[0]
  5533  		v.reset(OpARM64LessEqualF)
  5534  		v.AddArg(x)
  5535  		return true
  5536  	}
  5537  	return false
  5538  }
  5539  func rewriteValueARM64_OpARM64GreaterEqualU(v *Value) bool {
  5540  	v_0 := v.Args[0]
  5541  	// match: (GreaterEqualU (FlagConstant [fc]))
  5542  	// result: (MOVDconst [b2i(fc.uge())])
  5543  	for {
  5544  		if v_0.Op != OpARM64FlagConstant {
  5545  			break
  5546  		}
  5547  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5548  		v.reset(OpARM64MOVDconst)
  5549  		v.AuxInt = int64ToAuxInt(b2i(fc.uge()))
  5550  		return true
  5551  	}
  5552  	// match: (GreaterEqualU (InvertFlags x))
  5553  	// result: (LessEqualU x)
  5554  	for {
  5555  		if v_0.Op != OpARM64InvertFlags {
  5556  			break
  5557  		}
  5558  		x := v_0.Args[0]
  5559  		v.reset(OpARM64LessEqualU)
  5560  		v.AddArg(x)
  5561  		return true
  5562  	}
  5563  	return false
  5564  }
  5565  func rewriteValueARM64_OpARM64GreaterThan(v *Value) bool {
  5566  	v_0 := v.Args[0]
  5567  	// match: (GreaterThan (FlagConstant [fc]))
  5568  	// result: (MOVDconst [b2i(fc.gt())])
  5569  	for {
  5570  		if v_0.Op != OpARM64FlagConstant {
  5571  			break
  5572  		}
  5573  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5574  		v.reset(OpARM64MOVDconst)
  5575  		v.AuxInt = int64ToAuxInt(b2i(fc.gt()))
  5576  		return true
  5577  	}
  5578  	// match: (GreaterThan (InvertFlags x))
  5579  	// result: (LessThan x)
  5580  	for {
  5581  		if v_0.Op != OpARM64InvertFlags {
  5582  			break
  5583  		}
  5584  		x := v_0.Args[0]
  5585  		v.reset(OpARM64LessThan)
  5586  		v.AddArg(x)
  5587  		return true
  5588  	}
  5589  	return false
  5590  }
  5591  func rewriteValueARM64_OpARM64GreaterThanF(v *Value) bool {
  5592  	v_0 := v.Args[0]
  5593  	// match: (GreaterThanF (InvertFlags x))
  5594  	// result: (LessThanF x)
  5595  	for {
  5596  		if v_0.Op != OpARM64InvertFlags {
  5597  			break
  5598  		}
  5599  		x := v_0.Args[0]
  5600  		v.reset(OpARM64LessThanF)
  5601  		v.AddArg(x)
  5602  		return true
  5603  	}
  5604  	return false
  5605  }
  5606  func rewriteValueARM64_OpARM64GreaterThanU(v *Value) bool {
  5607  	v_0 := v.Args[0]
  5608  	// match: (GreaterThanU (FlagConstant [fc]))
  5609  	// result: (MOVDconst [b2i(fc.ugt())])
  5610  	for {
  5611  		if v_0.Op != OpARM64FlagConstant {
  5612  			break
  5613  		}
  5614  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5615  		v.reset(OpARM64MOVDconst)
  5616  		v.AuxInt = int64ToAuxInt(b2i(fc.ugt()))
  5617  		return true
  5618  	}
  5619  	// match: (GreaterThanU (InvertFlags x))
  5620  	// result: (LessThanU x)
  5621  	for {
  5622  		if v_0.Op != OpARM64InvertFlags {
  5623  			break
  5624  		}
  5625  		x := v_0.Args[0]
  5626  		v.reset(OpARM64LessThanU)
  5627  		v.AddArg(x)
  5628  		return true
  5629  	}
  5630  	return false
  5631  }
  5632  func rewriteValueARM64_OpARM64LessEqual(v *Value) bool {
  5633  	v_0 := v.Args[0]
  5634  	// match: (LessEqual (FlagConstant [fc]))
  5635  	// result: (MOVDconst [b2i(fc.le())])
  5636  	for {
  5637  		if v_0.Op != OpARM64FlagConstant {
  5638  			break
  5639  		}
  5640  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5641  		v.reset(OpARM64MOVDconst)
  5642  		v.AuxInt = int64ToAuxInt(b2i(fc.le()))
  5643  		return true
  5644  	}
  5645  	// match: (LessEqual (InvertFlags x))
  5646  	// result: (GreaterEqual x)
  5647  	for {
  5648  		if v_0.Op != OpARM64InvertFlags {
  5649  			break
  5650  		}
  5651  		x := v_0.Args[0]
  5652  		v.reset(OpARM64GreaterEqual)
  5653  		v.AddArg(x)
  5654  		return true
  5655  	}
  5656  	return false
  5657  }
  5658  func rewriteValueARM64_OpARM64LessEqualF(v *Value) bool {
  5659  	v_0 := v.Args[0]
  5660  	// match: (LessEqualF (InvertFlags x))
  5661  	// result: (GreaterEqualF x)
  5662  	for {
  5663  		if v_0.Op != OpARM64InvertFlags {
  5664  			break
  5665  		}
  5666  		x := v_0.Args[0]
  5667  		v.reset(OpARM64GreaterEqualF)
  5668  		v.AddArg(x)
  5669  		return true
  5670  	}
  5671  	return false
  5672  }
  5673  func rewriteValueARM64_OpARM64LessEqualU(v *Value) bool {
  5674  	v_0 := v.Args[0]
  5675  	// match: (LessEqualU (FlagConstant [fc]))
  5676  	// result: (MOVDconst [b2i(fc.ule())])
  5677  	for {
  5678  		if v_0.Op != OpARM64FlagConstant {
  5679  			break
  5680  		}
  5681  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5682  		v.reset(OpARM64MOVDconst)
  5683  		v.AuxInt = int64ToAuxInt(b2i(fc.ule()))
  5684  		return true
  5685  	}
  5686  	// match: (LessEqualU (InvertFlags x))
  5687  	// result: (GreaterEqualU x)
  5688  	for {
  5689  		if v_0.Op != OpARM64InvertFlags {
  5690  			break
  5691  		}
  5692  		x := v_0.Args[0]
  5693  		v.reset(OpARM64GreaterEqualU)
  5694  		v.AddArg(x)
  5695  		return true
  5696  	}
  5697  	return false
  5698  }
  5699  func rewriteValueARM64_OpARM64LessThan(v *Value) bool {
  5700  	v_0 := v.Args[0]
  5701  	// match: (LessThan (FlagConstant [fc]))
  5702  	// result: (MOVDconst [b2i(fc.lt())])
  5703  	for {
  5704  		if v_0.Op != OpARM64FlagConstant {
  5705  			break
  5706  		}
  5707  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5708  		v.reset(OpARM64MOVDconst)
  5709  		v.AuxInt = int64ToAuxInt(b2i(fc.lt()))
  5710  		return true
  5711  	}
  5712  	// match: (LessThan (InvertFlags x))
  5713  	// result: (GreaterThan x)
  5714  	for {
  5715  		if v_0.Op != OpARM64InvertFlags {
  5716  			break
  5717  		}
  5718  		x := v_0.Args[0]
  5719  		v.reset(OpARM64GreaterThan)
  5720  		v.AddArg(x)
  5721  		return true
  5722  	}
  5723  	return false
  5724  }
  5725  func rewriteValueARM64_OpARM64LessThanF(v *Value) bool {
  5726  	v_0 := v.Args[0]
  5727  	// match: (LessThanF (InvertFlags x))
  5728  	// result: (GreaterThanF x)
  5729  	for {
  5730  		if v_0.Op != OpARM64InvertFlags {
  5731  			break
  5732  		}
  5733  		x := v_0.Args[0]
  5734  		v.reset(OpARM64GreaterThanF)
  5735  		v.AddArg(x)
  5736  		return true
  5737  	}
  5738  	return false
  5739  }
  5740  func rewriteValueARM64_OpARM64LessThanU(v *Value) bool {
  5741  	v_0 := v.Args[0]
  5742  	// match: (LessThanU (FlagConstant [fc]))
  5743  	// result: (MOVDconst [b2i(fc.ult())])
  5744  	for {
  5745  		if v_0.Op != OpARM64FlagConstant {
  5746  			break
  5747  		}
  5748  		fc := auxIntToFlagConstant(v_0.AuxInt)
  5749  		v.reset(OpARM64MOVDconst)
  5750  		v.AuxInt = int64ToAuxInt(b2i(fc.ult()))
  5751  		return true
  5752  	}
  5753  	// match: (LessThanU (InvertFlags x))
  5754  	// result: (GreaterThanU x)
  5755  	for {
  5756  		if v_0.Op != OpARM64InvertFlags {
  5757  			break
  5758  		}
  5759  		x := v_0.Args[0]
  5760  		v.reset(OpARM64GreaterThanU)
  5761  		v.AddArg(x)
  5762  		return true
  5763  	}
  5764  	return false
  5765  }
  5766  func rewriteValueARM64_OpARM64MADD(v *Value) bool {
  5767  	v_2 := v.Args[2]
  5768  	v_1 := v.Args[1]
  5769  	v_0 := v.Args[0]
  5770  	b := v.Block
  5771  	// match: (MADD a x (MOVDconst [-1]))
  5772  	// result: (SUB a x)
  5773  	for {
  5774  		a := v_0
  5775  		x := v_1
  5776  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != -1 {
  5777  			break
  5778  		}
  5779  		v.reset(OpARM64SUB)
  5780  		v.AddArg2(a, x)
  5781  		return true
  5782  	}
  5783  	// match: (MADD a _ (MOVDconst [0]))
  5784  	// result: a
  5785  	for {
  5786  		a := v_0
  5787  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
  5788  			break
  5789  		}
  5790  		v.copyOf(a)
  5791  		return true
  5792  	}
  5793  	// match: (MADD a x (MOVDconst [1]))
  5794  	// result: (ADD a x)
  5795  	for {
  5796  		a := v_0
  5797  		x := v_1
  5798  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 1 {
  5799  			break
  5800  		}
  5801  		v.reset(OpARM64ADD)
  5802  		v.AddArg2(a, x)
  5803  		return true
  5804  	}
  5805  	// match: (MADD a x (MOVDconst [c]))
  5806  	// cond: isPowerOfTwo64(c)
  5807  	// result: (ADDshiftLL a x [log64(c)])
  5808  	for {
  5809  		a := v_0
  5810  		x := v_1
  5811  		if v_2.Op != OpARM64MOVDconst {
  5812  			break
  5813  		}
  5814  		c := auxIntToInt64(v_2.AuxInt)
  5815  		if !(isPowerOfTwo64(c)) {
  5816  			break
  5817  		}
  5818  		v.reset(OpARM64ADDshiftLL)
  5819  		v.AuxInt = int64ToAuxInt(log64(c))
  5820  		v.AddArg2(a, x)
  5821  		return true
  5822  	}
  5823  	// match: (MADD a x (MOVDconst [c]))
  5824  	// cond: isPowerOfTwo64(c-1) && c>=3
  5825  	// result: (ADD a (ADDshiftLL <x.Type> x x [log64(c-1)]))
  5826  	for {
  5827  		a := v_0
  5828  		x := v_1
  5829  		if v_2.Op != OpARM64MOVDconst {
  5830  			break
  5831  		}
  5832  		c := auxIntToInt64(v_2.AuxInt)
  5833  		if !(isPowerOfTwo64(c-1) && c >= 3) {
  5834  			break
  5835  		}
  5836  		v.reset(OpARM64ADD)
  5837  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  5838  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
  5839  		v0.AddArg2(x, x)
  5840  		v.AddArg2(a, v0)
  5841  		return true
  5842  	}
  5843  	// match: (MADD a x (MOVDconst [c]))
  5844  	// cond: isPowerOfTwo64(c+1) && c>=7
  5845  	// result: (SUB a (SUBshiftLL <x.Type> x x [log64(c+1)]))
  5846  	for {
  5847  		a := v_0
  5848  		x := v_1
  5849  		if v_2.Op != OpARM64MOVDconst {
  5850  			break
  5851  		}
  5852  		c := auxIntToInt64(v_2.AuxInt)
  5853  		if !(isPowerOfTwo64(c+1) && c >= 7) {
  5854  			break
  5855  		}
  5856  		v.reset(OpARM64SUB)
  5857  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  5858  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
  5859  		v0.AddArg2(x, x)
  5860  		v.AddArg2(a, v0)
  5861  		return true
  5862  	}
  5863  	// match: (MADD a x (MOVDconst [c]))
  5864  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
  5865  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
  5866  	for {
  5867  		a := v_0
  5868  		x := v_1
  5869  		if v_2.Op != OpARM64MOVDconst {
  5870  			break
  5871  		}
  5872  		c := auxIntToInt64(v_2.AuxInt)
  5873  		if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
  5874  			break
  5875  		}
  5876  		v.reset(OpARM64SUBshiftLL)
  5877  		v.AuxInt = int64ToAuxInt(log64(c / 3))
  5878  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  5879  		v0.AuxInt = int64ToAuxInt(2)
  5880  		v0.AddArg2(x, x)
  5881  		v.AddArg2(a, v0)
  5882  		return true
  5883  	}
  5884  	// match: (MADD a x (MOVDconst [c]))
  5885  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
  5886  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
  5887  	for {
  5888  		a := v_0
  5889  		x := v_1
  5890  		if v_2.Op != OpARM64MOVDconst {
  5891  			break
  5892  		}
  5893  		c := auxIntToInt64(v_2.AuxInt)
  5894  		if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
  5895  			break
  5896  		}
  5897  		v.reset(OpARM64ADDshiftLL)
  5898  		v.AuxInt = int64ToAuxInt(log64(c / 5))
  5899  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  5900  		v0.AuxInt = int64ToAuxInt(2)
  5901  		v0.AddArg2(x, x)
  5902  		v.AddArg2(a, v0)
  5903  		return true
  5904  	}
  5905  	// match: (MADD a x (MOVDconst [c]))
  5906  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
  5907  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
  5908  	for {
  5909  		a := v_0
  5910  		x := v_1
  5911  		if v_2.Op != OpARM64MOVDconst {
  5912  			break
  5913  		}
  5914  		c := auxIntToInt64(v_2.AuxInt)
  5915  		if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
  5916  			break
  5917  		}
  5918  		v.reset(OpARM64SUBshiftLL)
  5919  		v.AuxInt = int64ToAuxInt(log64(c / 7))
  5920  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  5921  		v0.AuxInt = int64ToAuxInt(3)
  5922  		v0.AddArg2(x, x)
  5923  		v.AddArg2(a, v0)
  5924  		return true
  5925  	}
  5926  	// match: (MADD a x (MOVDconst [c]))
  5927  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
  5928  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
  5929  	for {
  5930  		a := v_0
  5931  		x := v_1
  5932  		if v_2.Op != OpARM64MOVDconst {
  5933  			break
  5934  		}
  5935  		c := auxIntToInt64(v_2.AuxInt)
  5936  		if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
  5937  			break
  5938  		}
  5939  		v.reset(OpARM64ADDshiftLL)
  5940  		v.AuxInt = int64ToAuxInt(log64(c / 9))
  5941  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  5942  		v0.AuxInt = int64ToAuxInt(3)
  5943  		v0.AddArg2(x, x)
  5944  		v.AddArg2(a, v0)
  5945  		return true
  5946  	}
  5947  	// match: (MADD a (MOVDconst [-1]) x)
  5948  	// result: (SUB a x)
  5949  	for {
  5950  		a := v_0
  5951  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != -1 {
  5952  			break
  5953  		}
  5954  		x := v_2
  5955  		v.reset(OpARM64SUB)
  5956  		v.AddArg2(a, x)
  5957  		return true
  5958  	}
  5959  	// match: (MADD a (MOVDconst [0]) _)
  5960  	// result: a
  5961  	for {
  5962  		a := v_0
  5963  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
  5964  			break
  5965  		}
  5966  		v.copyOf(a)
  5967  		return true
  5968  	}
  5969  	// match: (MADD a (MOVDconst [1]) x)
  5970  	// result: (ADD a x)
  5971  	for {
  5972  		a := v_0
  5973  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  5974  			break
  5975  		}
  5976  		x := v_2
  5977  		v.reset(OpARM64ADD)
  5978  		v.AddArg2(a, x)
  5979  		return true
  5980  	}
  5981  	// match: (MADD a (MOVDconst [c]) x)
  5982  	// cond: isPowerOfTwo64(c)
  5983  	// result: (ADDshiftLL a x [log64(c)])
  5984  	for {
  5985  		a := v_0
  5986  		if v_1.Op != OpARM64MOVDconst {
  5987  			break
  5988  		}
  5989  		c := auxIntToInt64(v_1.AuxInt)
  5990  		x := v_2
  5991  		if !(isPowerOfTwo64(c)) {
  5992  			break
  5993  		}
  5994  		v.reset(OpARM64ADDshiftLL)
  5995  		v.AuxInt = int64ToAuxInt(log64(c))
  5996  		v.AddArg2(a, x)
  5997  		return true
  5998  	}
  5999  	// match: (MADD a (MOVDconst [c]) x)
  6000  	// cond: isPowerOfTwo64(c-1) && c>=3
  6001  	// result: (ADD a (ADDshiftLL <x.Type> x x [log64(c-1)]))
  6002  	for {
  6003  		a := v_0
  6004  		if v_1.Op != OpARM64MOVDconst {
  6005  			break
  6006  		}
  6007  		c := auxIntToInt64(v_1.AuxInt)
  6008  		x := v_2
  6009  		if !(isPowerOfTwo64(c-1) && c >= 3) {
  6010  			break
  6011  		}
  6012  		v.reset(OpARM64ADD)
  6013  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6014  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
  6015  		v0.AddArg2(x, x)
  6016  		v.AddArg2(a, v0)
  6017  		return true
  6018  	}
  6019  	// match: (MADD a (MOVDconst [c]) x)
  6020  	// cond: isPowerOfTwo64(c+1) && c>=7
  6021  	// result: (SUB a (SUBshiftLL <x.Type> x x [log64(c+1)]))
  6022  	for {
  6023  		a := v_0
  6024  		if v_1.Op != OpARM64MOVDconst {
  6025  			break
  6026  		}
  6027  		c := auxIntToInt64(v_1.AuxInt)
  6028  		x := v_2
  6029  		if !(isPowerOfTwo64(c+1) && c >= 7) {
  6030  			break
  6031  		}
  6032  		v.reset(OpARM64SUB)
  6033  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6034  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
  6035  		v0.AddArg2(x, x)
  6036  		v.AddArg2(a, v0)
  6037  		return true
  6038  	}
  6039  	// match: (MADD a (MOVDconst [c]) x)
  6040  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
  6041  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
  6042  	for {
  6043  		a := v_0
  6044  		if v_1.Op != OpARM64MOVDconst {
  6045  			break
  6046  		}
  6047  		c := auxIntToInt64(v_1.AuxInt)
  6048  		x := v_2
  6049  		if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
  6050  			break
  6051  		}
  6052  		v.reset(OpARM64SUBshiftLL)
  6053  		v.AuxInt = int64ToAuxInt(log64(c / 3))
  6054  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6055  		v0.AuxInt = int64ToAuxInt(2)
  6056  		v0.AddArg2(x, x)
  6057  		v.AddArg2(a, v0)
  6058  		return true
  6059  	}
  6060  	// match: (MADD a (MOVDconst [c]) x)
  6061  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
  6062  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
  6063  	for {
  6064  		a := v_0
  6065  		if v_1.Op != OpARM64MOVDconst {
  6066  			break
  6067  		}
  6068  		c := auxIntToInt64(v_1.AuxInt)
  6069  		x := v_2
  6070  		if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
  6071  			break
  6072  		}
  6073  		v.reset(OpARM64ADDshiftLL)
  6074  		v.AuxInt = int64ToAuxInt(log64(c / 5))
  6075  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6076  		v0.AuxInt = int64ToAuxInt(2)
  6077  		v0.AddArg2(x, x)
  6078  		v.AddArg2(a, v0)
  6079  		return true
  6080  	}
  6081  	// match: (MADD a (MOVDconst [c]) x)
  6082  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
  6083  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
  6084  	for {
  6085  		a := v_0
  6086  		if v_1.Op != OpARM64MOVDconst {
  6087  			break
  6088  		}
  6089  		c := auxIntToInt64(v_1.AuxInt)
  6090  		x := v_2
  6091  		if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
  6092  			break
  6093  		}
  6094  		v.reset(OpARM64SUBshiftLL)
  6095  		v.AuxInt = int64ToAuxInt(log64(c / 7))
  6096  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6097  		v0.AuxInt = int64ToAuxInt(3)
  6098  		v0.AddArg2(x, x)
  6099  		v.AddArg2(a, v0)
  6100  		return true
  6101  	}
  6102  	// match: (MADD a (MOVDconst [c]) x)
  6103  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
  6104  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
  6105  	for {
  6106  		a := v_0
  6107  		if v_1.Op != OpARM64MOVDconst {
  6108  			break
  6109  		}
  6110  		c := auxIntToInt64(v_1.AuxInt)
  6111  		x := v_2
  6112  		if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
  6113  			break
  6114  		}
  6115  		v.reset(OpARM64ADDshiftLL)
  6116  		v.AuxInt = int64ToAuxInt(log64(c / 9))
  6117  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6118  		v0.AuxInt = int64ToAuxInt(3)
  6119  		v0.AddArg2(x, x)
  6120  		v.AddArg2(a, v0)
  6121  		return true
  6122  	}
  6123  	// match: (MADD (MOVDconst [c]) x y)
  6124  	// result: (ADDconst [c] (MUL <x.Type> x y))
  6125  	for {
  6126  		if v_0.Op != OpARM64MOVDconst {
  6127  			break
  6128  		}
  6129  		c := auxIntToInt64(v_0.AuxInt)
  6130  		x := v_1
  6131  		y := v_2
  6132  		v.reset(OpARM64ADDconst)
  6133  		v.AuxInt = int64ToAuxInt(c)
  6134  		v0 := b.NewValue0(v.Pos, OpARM64MUL, x.Type)
  6135  		v0.AddArg2(x, y)
  6136  		v.AddArg(v0)
  6137  		return true
  6138  	}
  6139  	// match: (MADD a (MOVDconst [c]) (MOVDconst [d]))
  6140  	// result: (ADDconst [c*d] a)
  6141  	for {
  6142  		a := v_0
  6143  		if v_1.Op != OpARM64MOVDconst {
  6144  			break
  6145  		}
  6146  		c := auxIntToInt64(v_1.AuxInt)
  6147  		if v_2.Op != OpARM64MOVDconst {
  6148  			break
  6149  		}
  6150  		d := auxIntToInt64(v_2.AuxInt)
  6151  		v.reset(OpARM64ADDconst)
  6152  		v.AuxInt = int64ToAuxInt(c * d)
  6153  		v.AddArg(a)
  6154  		return true
  6155  	}
  6156  	return false
  6157  }
  6158  func rewriteValueARM64_OpARM64MADDW(v *Value) bool {
  6159  	v_2 := v.Args[2]
  6160  	v_1 := v.Args[1]
  6161  	v_0 := v.Args[0]
  6162  	b := v.Block
  6163  	// match: (MADDW a x (MOVDconst [c]))
  6164  	// cond: int32(c)==-1
  6165  	// result: (SUB a x)
  6166  	for {
  6167  		a := v_0
  6168  		x := v_1
  6169  		if v_2.Op != OpARM64MOVDconst {
  6170  			break
  6171  		}
  6172  		c := auxIntToInt64(v_2.AuxInt)
  6173  		if !(int32(c) == -1) {
  6174  			break
  6175  		}
  6176  		v.reset(OpARM64SUB)
  6177  		v.AddArg2(a, x)
  6178  		return true
  6179  	}
  6180  	// match: (MADDW a _ (MOVDconst [c]))
  6181  	// cond: int32(c)==0
  6182  	// result: a
  6183  	for {
  6184  		a := v_0
  6185  		if v_2.Op != OpARM64MOVDconst {
  6186  			break
  6187  		}
  6188  		c := auxIntToInt64(v_2.AuxInt)
  6189  		if !(int32(c) == 0) {
  6190  			break
  6191  		}
  6192  		v.copyOf(a)
  6193  		return true
  6194  	}
  6195  	// match: (MADDW a x (MOVDconst [c]))
  6196  	// cond: int32(c)==1
  6197  	// result: (ADD a x)
  6198  	for {
  6199  		a := v_0
  6200  		x := v_1
  6201  		if v_2.Op != OpARM64MOVDconst {
  6202  			break
  6203  		}
  6204  		c := auxIntToInt64(v_2.AuxInt)
  6205  		if !(int32(c) == 1) {
  6206  			break
  6207  		}
  6208  		v.reset(OpARM64ADD)
  6209  		v.AddArg2(a, x)
  6210  		return true
  6211  	}
  6212  	// match: (MADDW a x (MOVDconst [c]))
  6213  	// cond: isPowerOfTwo64(c)
  6214  	// result: (ADDshiftLL a x [log64(c)])
  6215  	for {
  6216  		a := v_0
  6217  		x := v_1
  6218  		if v_2.Op != OpARM64MOVDconst {
  6219  			break
  6220  		}
  6221  		c := auxIntToInt64(v_2.AuxInt)
  6222  		if !(isPowerOfTwo64(c)) {
  6223  			break
  6224  		}
  6225  		v.reset(OpARM64ADDshiftLL)
  6226  		v.AuxInt = int64ToAuxInt(log64(c))
  6227  		v.AddArg2(a, x)
  6228  		return true
  6229  	}
  6230  	// match: (MADDW a x (MOVDconst [c]))
  6231  	// cond: isPowerOfTwo64(c-1) && int32(c)>=3
  6232  	// result: (ADD a (ADDshiftLL <x.Type> x x [log64(c-1)]))
  6233  	for {
  6234  		a := v_0
  6235  		x := v_1
  6236  		if v_2.Op != OpARM64MOVDconst {
  6237  			break
  6238  		}
  6239  		c := auxIntToInt64(v_2.AuxInt)
  6240  		if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
  6241  			break
  6242  		}
  6243  		v.reset(OpARM64ADD)
  6244  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6245  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
  6246  		v0.AddArg2(x, x)
  6247  		v.AddArg2(a, v0)
  6248  		return true
  6249  	}
  6250  	// match: (MADDW a x (MOVDconst [c]))
  6251  	// cond: isPowerOfTwo64(c+1) && int32(c)>=7
  6252  	// result: (SUB a (SUBshiftLL <x.Type> x x [log64(c+1)]))
  6253  	for {
  6254  		a := v_0
  6255  		x := v_1
  6256  		if v_2.Op != OpARM64MOVDconst {
  6257  			break
  6258  		}
  6259  		c := auxIntToInt64(v_2.AuxInt)
  6260  		if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
  6261  			break
  6262  		}
  6263  		v.reset(OpARM64SUB)
  6264  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6265  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
  6266  		v0.AddArg2(x, x)
  6267  		v.AddArg2(a, v0)
  6268  		return true
  6269  	}
  6270  	// match: (MADDW a x (MOVDconst [c]))
  6271  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
  6272  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
  6273  	for {
  6274  		a := v_0
  6275  		x := v_1
  6276  		if v_2.Op != OpARM64MOVDconst {
  6277  			break
  6278  		}
  6279  		c := auxIntToInt64(v_2.AuxInt)
  6280  		if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
  6281  			break
  6282  		}
  6283  		v.reset(OpARM64SUBshiftLL)
  6284  		v.AuxInt = int64ToAuxInt(log64(c / 3))
  6285  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6286  		v0.AuxInt = int64ToAuxInt(2)
  6287  		v0.AddArg2(x, x)
  6288  		v.AddArg2(a, v0)
  6289  		return true
  6290  	}
  6291  	// match: (MADDW a x (MOVDconst [c]))
  6292  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
  6293  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
  6294  	for {
  6295  		a := v_0
  6296  		x := v_1
  6297  		if v_2.Op != OpARM64MOVDconst {
  6298  			break
  6299  		}
  6300  		c := auxIntToInt64(v_2.AuxInt)
  6301  		if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
  6302  			break
  6303  		}
  6304  		v.reset(OpARM64ADDshiftLL)
  6305  		v.AuxInt = int64ToAuxInt(log64(c / 5))
  6306  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6307  		v0.AuxInt = int64ToAuxInt(2)
  6308  		v0.AddArg2(x, x)
  6309  		v.AddArg2(a, v0)
  6310  		return true
  6311  	}
  6312  	// match: (MADDW a x (MOVDconst [c]))
  6313  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
  6314  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
  6315  	for {
  6316  		a := v_0
  6317  		x := v_1
  6318  		if v_2.Op != OpARM64MOVDconst {
  6319  			break
  6320  		}
  6321  		c := auxIntToInt64(v_2.AuxInt)
  6322  		if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
  6323  			break
  6324  		}
  6325  		v.reset(OpARM64SUBshiftLL)
  6326  		v.AuxInt = int64ToAuxInt(log64(c / 7))
  6327  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6328  		v0.AuxInt = int64ToAuxInt(3)
  6329  		v0.AddArg2(x, x)
  6330  		v.AddArg2(a, v0)
  6331  		return true
  6332  	}
  6333  	// match: (MADDW a x (MOVDconst [c]))
  6334  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
  6335  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
  6336  	for {
  6337  		a := v_0
  6338  		x := v_1
  6339  		if v_2.Op != OpARM64MOVDconst {
  6340  			break
  6341  		}
  6342  		c := auxIntToInt64(v_2.AuxInt)
  6343  		if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
  6344  			break
  6345  		}
  6346  		v.reset(OpARM64ADDshiftLL)
  6347  		v.AuxInt = int64ToAuxInt(log64(c / 9))
  6348  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6349  		v0.AuxInt = int64ToAuxInt(3)
  6350  		v0.AddArg2(x, x)
  6351  		v.AddArg2(a, v0)
  6352  		return true
  6353  	}
  6354  	// match: (MADDW a (MOVDconst [c]) x)
  6355  	// cond: int32(c)==-1
  6356  	// result: (SUB a x)
  6357  	for {
  6358  		a := v_0
  6359  		if v_1.Op != OpARM64MOVDconst {
  6360  			break
  6361  		}
  6362  		c := auxIntToInt64(v_1.AuxInt)
  6363  		x := v_2
  6364  		if !(int32(c) == -1) {
  6365  			break
  6366  		}
  6367  		v.reset(OpARM64SUB)
  6368  		v.AddArg2(a, x)
  6369  		return true
  6370  	}
  6371  	// match: (MADDW a (MOVDconst [c]) _)
  6372  	// cond: int32(c)==0
  6373  	// result: a
  6374  	for {
  6375  		a := v_0
  6376  		if v_1.Op != OpARM64MOVDconst {
  6377  			break
  6378  		}
  6379  		c := auxIntToInt64(v_1.AuxInt)
  6380  		if !(int32(c) == 0) {
  6381  			break
  6382  		}
  6383  		v.copyOf(a)
  6384  		return true
  6385  	}
  6386  	// match: (MADDW a (MOVDconst [c]) x)
  6387  	// cond: int32(c)==1
  6388  	// result: (ADD a x)
  6389  	for {
  6390  		a := v_0
  6391  		if v_1.Op != OpARM64MOVDconst {
  6392  			break
  6393  		}
  6394  		c := auxIntToInt64(v_1.AuxInt)
  6395  		x := v_2
  6396  		if !(int32(c) == 1) {
  6397  			break
  6398  		}
  6399  		v.reset(OpARM64ADD)
  6400  		v.AddArg2(a, x)
  6401  		return true
  6402  	}
  6403  	// match: (MADDW a (MOVDconst [c]) x)
  6404  	// cond: isPowerOfTwo64(c)
  6405  	// result: (ADDshiftLL a x [log64(c)])
  6406  	for {
  6407  		a := v_0
  6408  		if v_1.Op != OpARM64MOVDconst {
  6409  			break
  6410  		}
  6411  		c := auxIntToInt64(v_1.AuxInt)
  6412  		x := v_2
  6413  		if !(isPowerOfTwo64(c)) {
  6414  			break
  6415  		}
  6416  		v.reset(OpARM64ADDshiftLL)
  6417  		v.AuxInt = int64ToAuxInt(log64(c))
  6418  		v.AddArg2(a, x)
  6419  		return true
  6420  	}
  6421  	// match: (MADDW a (MOVDconst [c]) x)
  6422  	// cond: isPowerOfTwo64(c-1) && int32(c)>=3
  6423  	// result: (ADD a (ADDshiftLL <x.Type> x x [log64(c-1)]))
  6424  	for {
  6425  		a := v_0
  6426  		if v_1.Op != OpARM64MOVDconst {
  6427  			break
  6428  		}
  6429  		c := auxIntToInt64(v_1.AuxInt)
  6430  		x := v_2
  6431  		if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
  6432  			break
  6433  		}
  6434  		v.reset(OpARM64ADD)
  6435  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6436  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
  6437  		v0.AddArg2(x, x)
  6438  		v.AddArg2(a, v0)
  6439  		return true
  6440  	}
  6441  	// match: (MADDW a (MOVDconst [c]) x)
  6442  	// cond: isPowerOfTwo64(c+1) && int32(c)>=7
  6443  	// result: (SUB a (SUBshiftLL <x.Type> x x [log64(c+1)]))
  6444  	for {
  6445  		a := v_0
  6446  		if v_1.Op != OpARM64MOVDconst {
  6447  			break
  6448  		}
  6449  		c := auxIntToInt64(v_1.AuxInt)
  6450  		x := v_2
  6451  		if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
  6452  			break
  6453  		}
  6454  		v.reset(OpARM64SUB)
  6455  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6456  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
  6457  		v0.AddArg2(x, x)
  6458  		v.AddArg2(a, v0)
  6459  		return true
  6460  	}
  6461  	// match: (MADDW a (MOVDconst [c]) x)
  6462  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
  6463  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
  6464  	for {
  6465  		a := v_0
  6466  		if v_1.Op != OpARM64MOVDconst {
  6467  			break
  6468  		}
  6469  		c := auxIntToInt64(v_1.AuxInt)
  6470  		x := v_2
  6471  		if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
  6472  			break
  6473  		}
  6474  		v.reset(OpARM64SUBshiftLL)
  6475  		v.AuxInt = int64ToAuxInt(log64(c / 3))
  6476  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6477  		v0.AuxInt = int64ToAuxInt(2)
  6478  		v0.AddArg2(x, x)
  6479  		v.AddArg2(a, v0)
  6480  		return true
  6481  	}
  6482  	// match: (MADDW a (MOVDconst [c]) x)
  6483  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
  6484  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
  6485  	for {
  6486  		a := v_0
  6487  		if v_1.Op != OpARM64MOVDconst {
  6488  			break
  6489  		}
  6490  		c := auxIntToInt64(v_1.AuxInt)
  6491  		x := v_2
  6492  		if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
  6493  			break
  6494  		}
  6495  		v.reset(OpARM64ADDshiftLL)
  6496  		v.AuxInt = int64ToAuxInt(log64(c / 5))
  6497  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6498  		v0.AuxInt = int64ToAuxInt(2)
  6499  		v0.AddArg2(x, x)
  6500  		v.AddArg2(a, v0)
  6501  		return true
  6502  	}
  6503  	// match: (MADDW a (MOVDconst [c]) x)
  6504  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
  6505  	// result: (SUBshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
  6506  	for {
  6507  		a := v_0
  6508  		if v_1.Op != OpARM64MOVDconst {
  6509  			break
  6510  		}
  6511  		c := auxIntToInt64(v_1.AuxInt)
  6512  		x := v_2
  6513  		if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
  6514  			break
  6515  		}
  6516  		v.reset(OpARM64SUBshiftLL)
  6517  		v.AuxInt = int64ToAuxInt(log64(c / 7))
  6518  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6519  		v0.AuxInt = int64ToAuxInt(3)
  6520  		v0.AddArg2(x, x)
  6521  		v.AddArg2(a, v0)
  6522  		return true
  6523  	}
  6524  	// match: (MADDW a (MOVDconst [c]) x)
  6525  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
  6526  	// result: (ADDshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
  6527  	for {
  6528  		a := v_0
  6529  		if v_1.Op != OpARM64MOVDconst {
  6530  			break
  6531  		}
  6532  		c := auxIntToInt64(v_1.AuxInt)
  6533  		x := v_2
  6534  		if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
  6535  			break
  6536  		}
  6537  		v.reset(OpARM64ADDshiftLL)
  6538  		v.AuxInt = int64ToAuxInt(log64(c / 9))
  6539  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6540  		v0.AuxInt = int64ToAuxInt(3)
  6541  		v0.AddArg2(x, x)
  6542  		v.AddArg2(a, v0)
  6543  		return true
  6544  	}
  6545  	// match: (MADDW (MOVDconst [c]) x y)
  6546  	// result: (ADDconst [c] (MULW <x.Type> x y))
  6547  	for {
  6548  		if v_0.Op != OpARM64MOVDconst {
  6549  			break
  6550  		}
  6551  		c := auxIntToInt64(v_0.AuxInt)
  6552  		x := v_1
  6553  		y := v_2
  6554  		v.reset(OpARM64ADDconst)
  6555  		v.AuxInt = int64ToAuxInt(c)
  6556  		v0 := b.NewValue0(v.Pos, OpARM64MULW, x.Type)
  6557  		v0.AddArg2(x, y)
  6558  		v.AddArg(v0)
  6559  		return true
  6560  	}
  6561  	// match: (MADDW a (MOVDconst [c]) (MOVDconst [d]))
  6562  	// result: (ADDconst [int64(int32(c)*int32(d))] a)
  6563  	for {
  6564  		a := v_0
  6565  		if v_1.Op != OpARM64MOVDconst {
  6566  			break
  6567  		}
  6568  		c := auxIntToInt64(v_1.AuxInt)
  6569  		if v_2.Op != OpARM64MOVDconst {
  6570  			break
  6571  		}
  6572  		d := auxIntToInt64(v_2.AuxInt)
  6573  		v.reset(OpARM64ADDconst)
  6574  		v.AuxInt = int64ToAuxInt(int64(int32(c) * int32(d)))
  6575  		v.AddArg(a)
  6576  		return true
  6577  	}
  6578  	return false
  6579  }
  6580  func rewriteValueARM64_OpARM64MNEG(v *Value) bool {
  6581  	v_1 := v.Args[1]
  6582  	v_0 := v.Args[0]
  6583  	b := v.Block
  6584  	// match: (MNEG x (MOVDconst [-1]))
  6585  	// result: x
  6586  	for {
  6587  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6588  			x := v_0
  6589  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != -1 {
  6590  				continue
  6591  			}
  6592  			v.copyOf(x)
  6593  			return true
  6594  		}
  6595  		break
  6596  	}
  6597  	// match: (MNEG _ (MOVDconst [0]))
  6598  	// result: (MOVDconst [0])
  6599  	for {
  6600  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6601  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
  6602  				continue
  6603  			}
  6604  			v.reset(OpARM64MOVDconst)
  6605  			v.AuxInt = int64ToAuxInt(0)
  6606  			return true
  6607  		}
  6608  		break
  6609  	}
  6610  	// match: (MNEG x (MOVDconst [1]))
  6611  	// result: (NEG x)
  6612  	for {
  6613  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6614  			x := v_0
  6615  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  6616  				continue
  6617  			}
  6618  			v.reset(OpARM64NEG)
  6619  			v.AddArg(x)
  6620  			return true
  6621  		}
  6622  		break
  6623  	}
  6624  	// match: (MNEG x (MOVDconst [c]))
  6625  	// cond: isPowerOfTwo64(c)
  6626  	// result: (NEG (SLLconst <x.Type> [log64(c)] x))
  6627  	for {
  6628  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6629  			x := v_0
  6630  			if v_1.Op != OpARM64MOVDconst {
  6631  				continue
  6632  			}
  6633  			c := auxIntToInt64(v_1.AuxInt)
  6634  			if !(isPowerOfTwo64(c)) {
  6635  				continue
  6636  			}
  6637  			v.reset(OpARM64NEG)
  6638  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  6639  			v0.AuxInt = int64ToAuxInt(log64(c))
  6640  			v0.AddArg(x)
  6641  			v.AddArg(v0)
  6642  			return true
  6643  		}
  6644  		break
  6645  	}
  6646  	// match: (MNEG x (MOVDconst [c]))
  6647  	// cond: isPowerOfTwo64(c-1) && c >= 3
  6648  	// result: (NEG (ADDshiftLL <x.Type> x x [log64(c-1)]))
  6649  	for {
  6650  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6651  			x := v_0
  6652  			if v_1.Op != OpARM64MOVDconst {
  6653  				continue
  6654  			}
  6655  			c := auxIntToInt64(v_1.AuxInt)
  6656  			if !(isPowerOfTwo64(c-1) && c >= 3) {
  6657  				continue
  6658  			}
  6659  			v.reset(OpARM64NEG)
  6660  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6661  			v0.AuxInt = int64ToAuxInt(log64(c - 1))
  6662  			v0.AddArg2(x, x)
  6663  			v.AddArg(v0)
  6664  			return true
  6665  		}
  6666  		break
  6667  	}
  6668  	// match: (MNEG x (MOVDconst [c]))
  6669  	// cond: isPowerOfTwo64(c+1) && c >= 7
  6670  	// result: (NEG (ADDshiftLL <x.Type> (NEG <x.Type> x) x [log64(c+1)]))
  6671  	for {
  6672  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6673  			x := v_0
  6674  			if v_1.Op != OpARM64MOVDconst {
  6675  				continue
  6676  			}
  6677  			c := auxIntToInt64(v_1.AuxInt)
  6678  			if !(isPowerOfTwo64(c+1) && c >= 7) {
  6679  				continue
  6680  			}
  6681  			v.reset(OpARM64NEG)
  6682  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6683  			v0.AuxInt = int64ToAuxInt(log64(c + 1))
  6684  			v1 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
  6685  			v1.AddArg(x)
  6686  			v0.AddArg2(v1, x)
  6687  			v.AddArg(v0)
  6688  			return true
  6689  		}
  6690  		break
  6691  	}
  6692  	// match: (MNEG x (MOVDconst [c]))
  6693  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
  6694  	// result: (SLLconst <x.Type> [log64(c/3)] (SUBshiftLL <x.Type> x x [2]))
  6695  	for {
  6696  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6697  			x := v_0
  6698  			if v_1.Op != OpARM64MOVDconst {
  6699  				continue
  6700  			}
  6701  			c := auxIntToInt64(v_1.AuxInt)
  6702  			if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
  6703  				continue
  6704  			}
  6705  			v.reset(OpARM64SLLconst)
  6706  			v.Type = x.Type
  6707  			v.AuxInt = int64ToAuxInt(log64(c / 3))
  6708  			v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6709  			v0.AuxInt = int64ToAuxInt(2)
  6710  			v0.AddArg2(x, x)
  6711  			v.AddArg(v0)
  6712  			return true
  6713  		}
  6714  		break
  6715  	}
  6716  	// match: (MNEG x (MOVDconst [c]))
  6717  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
  6718  	// result: (NEG (SLLconst <x.Type> [log64(c/5)] (ADDshiftLL <x.Type> x x [2])))
  6719  	for {
  6720  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6721  			x := v_0
  6722  			if v_1.Op != OpARM64MOVDconst {
  6723  				continue
  6724  			}
  6725  			c := auxIntToInt64(v_1.AuxInt)
  6726  			if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
  6727  				continue
  6728  			}
  6729  			v.reset(OpARM64NEG)
  6730  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  6731  			v0.AuxInt = int64ToAuxInt(log64(c / 5))
  6732  			v1 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6733  			v1.AuxInt = int64ToAuxInt(2)
  6734  			v1.AddArg2(x, x)
  6735  			v0.AddArg(v1)
  6736  			v.AddArg(v0)
  6737  			return true
  6738  		}
  6739  		break
  6740  	}
  6741  	// match: (MNEG x (MOVDconst [c]))
  6742  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
  6743  	// result: (SLLconst <x.Type> [log64(c/7)] (SUBshiftLL <x.Type> x x [3]))
  6744  	for {
  6745  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6746  			x := v_0
  6747  			if v_1.Op != OpARM64MOVDconst {
  6748  				continue
  6749  			}
  6750  			c := auxIntToInt64(v_1.AuxInt)
  6751  			if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
  6752  				continue
  6753  			}
  6754  			v.reset(OpARM64SLLconst)
  6755  			v.Type = x.Type
  6756  			v.AuxInt = int64ToAuxInt(log64(c / 7))
  6757  			v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6758  			v0.AuxInt = int64ToAuxInt(3)
  6759  			v0.AddArg2(x, x)
  6760  			v.AddArg(v0)
  6761  			return true
  6762  		}
  6763  		break
  6764  	}
  6765  	// match: (MNEG x (MOVDconst [c]))
  6766  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
  6767  	// result: (NEG (SLLconst <x.Type> [log64(c/9)] (ADDshiftLL <x.Type> x x [3])))
  6768  	for {
  6769  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6770  			x := v_0
  6771  			if v_1.Op != OpARM64MOVDconst {
  6772  				continue
  6773  			}
  6774  			c := auxIntToInt64(v_1.AuxInt)
  6775  			if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
  6776  				continue
  6777  			}
  6778  			v.reset(OpARM64NEG)
  6779  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  6780  			v0.AuxInt = int64ToAuxInt(log64(c / 9))
  6781  			v1 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6782  			v1.AuxInt = int64ToAuxInt(3)
  6783  			v1.AddArg2(x, x)
  6784  			v0.AddArg(v1)
  6785  			v.AddArg(v0)
  6786  			return true
  6787  		}
  6788  		break
  6789  	}
  6790  	// match: (MNEG (MOVDconst [c]) (MOVDconst [d]))
  6791  	// result: (MOVDconst [-c*d])
  6792  	for {
  6793  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6794  			if v_0.Op != OpARM64MOVDconst {
  6795  				continue
  6796  			}
  6797  			c := auxIntToInt64(v_0.AuxInt)
  6798  			if v_1.Op != OpARM64MOVDconst {
  6799  				continue
  6800  			}
  6801  			d := auxIntToInt64(v_1.AuxInt)
  6802  			v.reset(OpARM64MOVDconst)
  6803  			v.AuxInt = int64ToAuxInt(-c * d)
  6804  			return true
  6805  		}
  6806  		break
  6807  	}
  6808  	return false
  6809  }
  6810  func rewriteValueARM64_OpARM64MNEGW(v *Value) bool {
  6811  	v_1 := v.Args[1]
  6812  	v_0 := v.Args[0]
  6813  	b := v.Block
  6814  	// match: (MNEGW x (MOVDconst [c]))
  6815  	// cond: int32(c)==-1
  6816  	// result: x
  6817  	for {
  6818  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6819  			x := v_0
  6820  			if v_1.Op != OpARM64MOVDconst {
  6821  				continue
  6822  			}
  6823  			c := auxIntToInt64(v_1.AuxInt)
  6824  			if !(int32(c) == -1) {
  6825  				continue
  6826  			}
  6827  			v.copyOf(x)
  6828  			return true
  6829  		}
  6830  		break
  6831  	}
  6832  	// match: (MNEGW _ (MOVDconst [c]))
  6833  	// cond: int32(c)==0
  6834  	// result: (MOVDconst [0])
  6835  	for {
  6836  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6837  			if v_1.Op != OpARM64MOVDconst {
  6838  				continue
  6839  			}
  6840  			c := auxIntToInt64(v_1.AuxInt)
  6841  			if !(int32(c) == 0) {
  6842  				continue
  6843  			}
  6844  			v.reset(OpARM64MOVDconst)
  6845  			v.AuxInt = int64ToAuxInt(0)
  6846  			return true
  6847  		}
  6848  		break
  6849  	}
  6850  	// match: (MNEGW x (MOVDconst [c]))
  6851  	// cond: int32(c)==1
  6852  	// result: (NEG x)
  6853  	for {
  6854  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6855  			x := v_0
  6856  			if v_1.Op != OpARM64MOVDconst {
  6857  				continue
  6858  			}
  6859  			c := auxIntToInt64(v_1.AuxInt)
  6860  			if !(int32(c) == 1) {
  6861  				continue
  6862  			}
  6863  			v.reset(OpARM64NEG)
  6864  			v.AddArg(x)
  6865  			return true
  6866  		}
  6867  		break
  6868  	}
  6869  	// match: (MNEGW x (MOVDconst [c]))
  6870  	// cond: isPowerOfTwo64(c)
  6871  	// result: (NEG (SLLconst <x.Type> [log64(c)] x))
  6872  	for {
  6873  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6874  			x := v_0
  6875  			if v_1.Op != OpARM64MOVDconst {
  6876  				continue
  6877  			}
  6878  			c := auxIntToInt64(v_1.AuxInt)
  6879  			if !(isPowerOfTwo64(c)) {
  6880  				continue
  6881  			}
  6882  			v.reset(OpARM64NEG)
  6883  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  6884  			v0.AuxInt = int64ToAuxInt(log64(c))
  6885  			v0.AddArg(x)
  6886  			v.AddArg(v0)
  6887  			return true
  6888  		}
  6889  		break
  6890  	}
  6891  	// match: (MNEGW x (MOVDconst [c]))
  6892  	// cond: isPowerOfTwo64(c-1) && int32(c) >= 3
  6893  	// result: (NEG (ADDshiftLL <x.Type> x x [log64(c-1)]))
  6894  	for {
  6895  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6896  			x := v_0
  6897  			if v_1.Op != OpARM64MOVDconst {
  6898  				continue
  6899  			}
  6900  			c := auxIntToInt64(v_1.AuxInt)
  6901  			if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
  6902  				continue
  6903  			}
  6904  			v.reset(OpARM64NEG)
  6905  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6906  			v0.AuxInt = int64ToAuxInt(log64(c - 1))
  6907  			v0.AddArg2(x, x)
  6908  			v.AddArg(v0)
  6909  			return true
  6910  		}
  6911  		break
  6912  	}
  6913  	// match: (MNEGW x (MOVDconst [c]))
  6914  	// cond: isPowerOfTwo64(c+1) && int32(c) >= 7
  6915  	// result: (NEG (ADDshiftLL <x.Type> (NEG <x.Type> x) x [log64(c+1)]))
  6916  	for {
  6917  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6918  			x := v_0
  6919  			if v_1.Op != OpARM64MOVDconst {
  6920  				continue
  6921  			}
  6922  			c := auxIntToInt64(v_1.AuxInt)
  6923  			if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
  6924  				continue
  6925  			}
  6926  			v.reset(OpARM64NEG)
  6927  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6928  			v0.AuxInt = int64ToAuxInt(log64(c + 1))
  6929  			v1 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
  6930  			v1.AddArg(x)
  6931  			v0.AddArg2(v1, x)
  6932  			v.AddArg(v0)
  6933  			return true
  6934  		}
  6935  		break
  6936  	}
  6937  	// match: (MNEGW x (MOVDconst [c]))
  6938  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
  6939  	// result: (SLLconst <x.Type> [log64(c/3)] (SUBshiftLL <x.Type> x x [2]))
  6940  	for {
  6941  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6942  			x := v_0
  6943  			if v_1.Op != OpARM64MOVDconst {
  6944  				continue
  6945  			}
  6946  			c := auxIntToInt64(v_1.AuxInt)
  6947  			if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
  6948  				continue
  6949  			}
  6950  			v.reset(OpARM64SLLconst)
  6951  			v.Type = x.Type
  6952  			v.AuxInt = int64ToAuxInt(log64(c / 3))
  6953  			v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  6954  			v0.AuxInt = int64ToAuxInt(2)
  6955  			v0.AddArg2(x, x)
  6956  			v.AddArg(v0)
  6957  			return true
  6958  		}
  6959  		break
  6960  	}
  6961  	// match: (MNEGW x (MOVDconst [c]))
  6962  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
  6963  	// result: (NEG (SLLconst <x.Type> [log64(c/5)] (ADDshiftLL <x.Type> x x [2])))
  6964  	for {
  6965  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6966  			x := v_0
  6967  			if v_1.Op != OpARM64MOVDconst {
  6968  				continue
  6969  			}
  6970  			c := auxIntToInt64(v_1.AuxInt)
  6971  			if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
  6972  				continue
  6973  			}
  6974  			v.reset(OpARM64NEG)
  6975  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  6976  			v0.AuxInt = int64ToAuxInt(log64(c / 5))
  6977  			v1 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  6978  			v1.AuxInt = int64ToAuxInt(2)
  6979  			v1.AddArg2(x, x)
  6980  			v0.AddArg(v1)
  6981  			v.AddArg(v0)
  6982  			return true
  6983  		}
  6984  		break
  6985  	}
  6986  	// match: (MNEGW x (MOVDconst [c]))
  6987  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
  6988  	// result: (SLLconst <x.Type> [log64(c/7)] (SUBshiftLL <x.Type> x x [3]))
  6989  	for {
  6990  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  6991  			x := v_0
  6992  			if v_1.Op != OpARM64MOVDconst {
  6993  				continue
  6994  			}
  6995  			c := auxIntToInt64(v_1.AuxInt)
  6996  			if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
  6997  				continue
  6998  			}
  6999  			v.reset(OpARM64SLLconst)
  7000  			v.Type = x.Type
  7001  			v.AuxInt = int64ToAuxInt(log64(c / 7))
  7002  			v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
  7003  			v0.AuxInt = int64ToAuxInt(3)
  7004  			v0.AddArg2(x, x)
  7005  			v.AddArg(v0)
  7006  			return true
  7007  		}
  7008  		break
  7009  	}
  7010  	// match: (MNEGW x (MOVDconst [c]))
  7011  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
  7012  	// result: (NEG (SLLconst <x.Type> [log64(c/9)] (ADDshiftLL <x.Type> x x [3])))
  7013  	for {
  7014  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  7015  			x := v_0
  7016  			if v_1.Op != OpARM64MOVDconst {
  7017  				continue
  7018  			}
  7019  			c := auxIntToInt64(v_1.AuxInt)
  7020  			if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
  7021  				continue
  7022  			}
  7023  			v.reset(OpARM64NEG)
  7024  			v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
  7025  			v0.AuxInt = int64ToAuxInt(log64(c / 9))
  7026  			v1 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
  7027  			v1.AuxInt = int64ToAuxInt(3)
  7028  			v1.AddArg2(x, x)
  7029  			v0.AddArg(v1)
  7030  			v.AddArg(v0)
  7031  			return true
  7032  		}
  7033  		break
  7034  	}
  7035  	// match: (MNEGW (MOVDconst [c]) (MOVDconst [d]))
  7036  	// result: (MOVDconst [-int64(int32(c)*int32(d))])
  7037  	for {
  7038  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
  7039  			if v_0.Op != OpARM64MOVDconst {
  7040  				continue
  7041  			}
  7042  			c := auxIntToInt64(v_0.AuxInt)
  7043  			if v_1.Op != OpARM64MOVDconst {
  7044  				continue
  7045  			}
  7046  			d := auxIntToInt64(v_1.AuxInt)
  7047  			v.reset(OpARM64MOVDconst)
  7048  			v.AuxInt = int64ToAuxInt(-int64(int32(c) * int32(d)))
  7049  			return true
  7050  		}
  7051  		break
  7052  	}
  7053  	return false
  7054  }
  7055  func rewriteValueARM64_OpARM64MOD(v *Value) bool {
  7056  	v_1 := v.Args[1]
  7057  	v_0 := v.Args[0]
  7058  	// match: (MOD (MOVDconst [c]) (MOVDconst [d]))
  7059  	// cond: d != 0
  7060  	// result: (MOVDconst [c%d])
  7061  	for {
  7062  		if v_0.Op != OpARM64MOVDconst {
  7063  			break
  7064  		}
  7065  		c := auxIntToInt64(v_0.AuxInt)
  7066  		if v_1.Op != OpARM64MOVDconst {
  7067  			break
  7068  		}
  7069  		d := auxIntToInt64(v_1.AuxInt)
  7070  		if !(d != 0) {
  7071  			break
  7072  		}
  7073  		v.reset(OpARM64MOVDconst)
  7074  		v.AuxInt = int64ToAuxInt(c % d)
  7075  		return true
  7076  	}
  7077  	return false
  7078  }
  7079  func rewriteValueARM64_OpARM64MODW(v *Value) bool {
  7080  	v_1 := v.Args[1]
  7081  	v_0 := v.Args[0]
  7082  	// match: (MODW (MOVDconst [c]) (MOVDconst [d]))
  7083  	// cond: d != 0
  7084  	// result: (MOVDconst [int64(int32(c)%int32(d))])
  7085  	for {
  7086  		if v_0.Op != OpARM64MOVDconst {
  7087  			break
  7088  		}
  7089  		c := auxIntToInt64(v_0.AuxInt)
  7090  		if v_1.Op != OpARM64MOVDconst {
  7091  			break
  7092  		}
  7093  		d := auxIntToInt64(v_1.AuxInt)
  7094  		if !(d != 0) {
  7095  			break
  7096  		}
  7097  		v.reset(OpARM64MOVDconst)
  7098  		v.AuxInt = int64ToAuxInt(int64(int32(c) % int32(d)))
  7099  		return true
  7100  	}
  7101  	return false
  7102  }
  7103  func rewriteValueARM64_OpARM64MOVBUload(v *Value) bool {
  7104  	v_1 := v.Args[1]
  7105  	v_0 := v.Args[0]
  7106  	b := v.Block
  7107  	config := b.Func.Config
  7108  	// match: (MOVBUload [off1] {sym} (ADDconst [off2] ptr) mem)
  7109  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7110  	// result: (MOVBUload [off1+int32(off2)] {sym} ptr mem)
  7111  	for {
  7112  		off1 := auxIntToInt32(v.AuxInt)
  7113  		sym := auxToSym(v.Aux)
  7114  		if v_0.Op != OpARM64ADDconst {
  7115  			break
  7116  		}
  7117  		off2 := auxIntToInt64(v_0.AuxInt)
  7118  		ptr := v_0.Args[0]
  7119  		mem := v_1
  7120  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7121  			break
  7122  		}
  7123  		v.reset(OpARM64MOVBUload)
  7124  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  7125  		v.Aux = symToAux(sym)
  7126  		v.AddArg2(ptr, mem)
  7127  		return true
  7128  	}
  7129  	// match: (MOVBUload [off] {sym} (ADD ptr idx) mem)
  7130  	// cond: off == 0 && sym == nil
  7131  	// result: (MOVBUloadidx ptr idx mem)
  7132  	for {
  7133  		off := auxIntToInt32(v.AuxInt)
  7134  		sym := auxToSym(v.Aux)
  7135  		if v_0.Op != OpARM64ADD {
  7136  			break
  7137  		}
  7138  		idx := v_0.Args[1]
  7139  		ptr := v_0.Args[0]
  7140  		mem := v_1
  7141  		if !(off == 0 && sym == nil) {
  7142  			break
  7143  		}
  7144  		v.reset(OpARM64MOVBUloadidx)
  7145  		v.AddArg3(ptr, idx, mem)
  7146  		return true
  7147  	}
  7148  	// match: (MOVBUload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  7149  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7150  	// result: (MOVBUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  7151  	for {
  7152  		off1 := auxIntToInt32(v.AuxInt)
  7153  		sym1 := auxToSym(v.Aux)
  7154  		if v_0.Op != OpARM64MOVDaddr {
  7155  			break
  7156  		}
  7157  		off2 := auxIntToInt32(v_0.AuxInt)
  7158  		sym2 := auxToSym(v_0.Aux)
  7159  		ptr := v_0.Args[0]
  7160  		mem := v_1
  7161  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7162  			break
  7163  		}
  7164  		v.reset(OpARM64MOVBUload)
  7165  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7166  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7167  		v.AddArg2(ptr, mem)
  7168  		return true
  7169  	}
  7170  	// match: (MOVBUload [off] {sym} ptr (MOVBstorezero [off2] {sym2} ptr2 _))
  7171  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
  7172  	// result: (MOVDconst [0])
  7173  	for {
  7174  		off := auxIntToInt32(v.AuxInt)
  7175  		sym := auxToSym(v.Aux)
  7176  		ptr := v_0
  7177  		if v_1.Op != OpARM64MOVBstorezero {
  7178  			break
  7179  		}
  7180  		off2 := auxIntToInt32(v_1.AuxInt)
  7181  		sym2 := auxToSym(v_1.Aux)
  7182  		ptr2 := v_1.Args[0]
  7183  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
  7184  			break
  7185  		}
  7186  		v.reset(OpARM64MOVDconst)
  7187  		v.AuxInt = int64ToAuxInt(0)
  7188  		return true
  7189  	}
  7190  	// match: (MOVBUload [off] {sym} (SB) _)
  7191  	// cond: symIsRO(sym)
  7192  	// result: (MOVDconst [int64(read8(sym, int64(off)))])
  7193  	for {
  7194  		off := auxIntToInt32(v.AuxInt)
  7195  		sym := auxToSym(v.Aux)
  7196  		if v_0.Op != OpSB || !(symIsRO(sym)) {
  7197  			break
  7198  		}
  7199  		v.reset(OpARM64MOVDconst)
  7200  		v.AuxInt = int64ToAuxInt(int64(read8(sym, int64(off))))
  7201  		return true
  7202  	}
  7203  	return false
  7204  }
  7205  func rewriteValueARM64_OpARM64MOVBUloadidx(v *Value) bool {
  7206  	v_2 := v.Args[2]
  7207  	v_1 := v.Args[1]
  7208  	v_0 := v.Args[0]
  7209  	// match: (MOVBUloadidx ptr (MOVDconst [c]) mem)
  7210  	// cond: is32Bit(c)
  7211  	// result: (MOVBUload [int32(c)] ptr mem)
  7212  	for {
  7213  		ptr := v_0
  7214  		if v_1.Op != OpARM64MOVDconst {
  7215  			break
  7216  		}
  7217  		c := auxIntToInt64(v_1.AuxInt)
  7218  		mem := v_2
  7219  		if !(is32Bit(c)) {
  7220  			break
  7221  		}
  7222  		v.reset(OpARM64MOVBUload)
  7223  		v.AuxInt = int32ToAuxInt(int32(c))
  7224  		v.AddArg2(ptr, mem)
  7225  		return true
  7226  	}
  7227  	// match: (MOVBUloadidx (MOVDconst [c]) ptr mem)
  7228  	// cond: is32Bit(c)
  7229  	// result: (MOVBUload [int32(c)] ptr mem)
  7230  	for {
  7231  		if v_0.Op != OpARM64MOVDconst {
  7232  			break
  7233  		}
  7234  		c := auxIntToInt64(v_0.AuxInt)
  7235  		ptr := v_1
  7236  		mem := v_2
  7237  		if !(is32Bit(c)) {
  7238  			break
  7239  		}
  7240  		v.reset(OpARM64MOVBUload)
  7241  		v.AuxInt = int32ToAuxInt(int32(c))
  7242  		v.AddArg2(ptr, mem)
  7243  		return true
  7244  	}
  7245  	// match: (MOVBUloadidx ptr idx (MOVBstorezeroidx ptr2 idx2 _))
  7246  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
  7247  	// result: (MOVDconst [0])
  7248  	for {
  7249  		ptr := v_0
  7250  		idx := v_1
  7251  		if v_2.Op != OpARM64MOVBstorezeroidx {
  7252  			break
  7253  		}
  7254  		idx2 := v_2.Args[1]
  7255  		ptr2 := v_2.Args[0]
  7256  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
  7257  			break
  7258  		}
  7259  		v.reset(OpARM64MOVDconst)
  7260  		v.AuxInt = int64ToAuxInt(0)
  7261  		return true
  7262  	}
  7263  	return false
  7264  }
  7265  func rewriteValueARM64_OpARM64MOVBUreg(v *Value) bool {
  7266  	v_0 := v.Args[0]
  7267  	// match: (MOVBUreg x:(MOVBUload _ _))
  7268  	// result: (MOVDreg x)
  7269  	for {
  7270  		x := v_0
  7271  		if x.Op != OpARM64MOVBUload {
  7272  			break
  7273  		}
  7274  		v.reset(OpARM64MOVDreg)
  7275  		v.AddArg(x)
  7276  		return true
  7277  	}
  7278  	// match: (MOVBUreg x:(MOVBUloadidx _ _ _))
  7279  	// result: (MOVDreg x)
  7280  	for {
  7281  		x := v_0
  7282  		if x.Op != OpARM64MOVBUloadidx {
  7283  			break
  7284  		}
  7285  		v.reset(OpARM64MOVDreg)
  7286  		v.AddArg(x)
  7287  		return true
  7288  	}
  7289  	// match: (MOVBUreg x:(MOVBUreg _))
  7290  	// result: (MOVDreg x)
  7291  	for {
  7292  		x := v_0
  7293  		if x.Op != OpARM64MOVBUreg {
  7294  			break
  7295  		}
  7296  		v.reset(OpARM64MOVDreg)
  7297  		v.AddArg(x)
  7298  		return true
  7299  	}
  7300  	// match: (MOVBUreg (ANDconst [c] x))
  7301  	// result: (ANDconst [c&(1<<8-1)] x)
  7302  	for {
  7303  		if v_0.Op != OpARM64ANDconst {
  7304  			break
  7305  		}
  7306  		c := auxIntToInt64(v_0.AuxInt)
  7307  		x := v_0.Args[0]
  7308  		v.reset(OpARM64ANDconst)
  7309  		v.AuxInt = int64ToAuxInt(c & (1<<8 - 1))
  7310  		v.AddArg(x)
  7311  		return true
  7312  	}
  7313  	// match: (MOVBUreg (MOVDconst [c]))
  7314  	// result: (MOVDconst [int64(uint8(c))])
  7315  	for {
  7316  		if v_0.Op != OpARM64MOVDconst {
  7317  			break
  7318  		}
  7319  		c := auxIntToInt64(v_0.AuxInt)
  7320  		v.reset(OpARM64MOVDconst)
  7321  		v.AuxInt = int64ToAuxInt(int64(uint8(c)))
  7322  		return true
  7323  	}
  7324  	// match: (MOVBUreg x)
  7325  	// cond: x.Type.IsBoolean()
  7326  	// result: (MOVDreg x)
  7327  	for {
  7328  		x := v_0
  7329  		if !(x.Type.IsBoolean()) {
  7330  			break
  7331  		}
  7332  		v.reset(OpARM64MOVDreg)
  7333  		v.AddArg(x)
  7334  		return true
  7335  	}
  7336  	// match: (MOVBUreg (SLLconst [lc] x))
  7337  	// cond: lc >= 8
  7338  	// result: (MOVDconst [0])
  7339  	for {
  7340  		if v_0.Op != OpARM64SLLconst {
  7341  			break
  7342  		}
  7343  		lc := auxIntToInt64(v_0.AuxInt)
  7344  		if !(lc >= 8) {
  7345  			break
  7346  		}
  7347  		v.reset(OpARM64MOVDconst)
  7348  		v.AuxInt = int64ToAuxInt(0)
  7349  		return true
  7350  	}
  7351  	// match: (MOVBUreg (SLLconst [lc] x))
  7352  	// cond: lc < 8
  7353  	// result: (UBFIZ [armBFAuxInt(lc, 8-lc)] x)
  7354  	for {
  7355  		if v_0.Op != OpARM64SLLconst {
  7356  			break
  7357  		}
  7358  		lc := auxIntToInt64(v_0.AuxInt)
  7359  		x := v_0.Args[0]
  7360  		if !(lc < 8) {
  7361  			break
  7362  		}
  7363  		v.reset(OpARM64UBFIZ)
  7364  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 8-lc))
  7365  		v.AddArg(x)
  7366  		return true
  7367  	}
  7368  	// match: (MOVBUreg (SRLconst [rc] x))
  7369  	// cond: rc < 8
  7370  	// result: (UBFX [armBFAuxInt(rc, 8)] x)
  7371  	for {
  7372  		if v_0.Op != OpARM64SRLconst {
  7373  			break
  7374  		}
  7375  		rc := auxIntToInt64(v_0.AuxInt)
  7376  		x := v_0.Args[0]
  7377  		if !(rc < 8) {
  7378  			break
  7379  		}
  7380  		v.reset(OpARM64UBFX)
  7381  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 8))
  7382  		v.AddArg(x)
  7383  		return true
  7384  	}
  7385  	// match: (MOVBUreg (UBFX [bfc] x))
  7386  	// cond: bfc.getARM64BFwidth() <= 8
  7387  	// result: (UBFX [bfc] x)
  7388  	for {
  7389  		if v_0.Op != OpARM64UBFX {
  7390  			break
  7391  		}
  7392  		bfc := auxIntToArm64BitField(v_0.AuxInt)
  7393  		x := v_0.Args[0]
  7394  		if !(bfc.getARM64BFwidth() <= 8) {
  7395  			break
  7396  		}
  7397  		v.reset(OpARM64UBFX)
  7398  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
  7399  		v.AddArg(x)
  7400  		return true
  7401  	}
  7402  	return false
  7403  }
  7404  func rewriteValueARM64_OpARM64MOVBload(v *Value) bool {
  7405  	v_1 := v.Args[1]
  7406  	v_0 := v.Args[0]
  7407  	b := v.Block
  7408  	config := b.Func.Config
  7409  	// match: (MOVBload [off1] {sym} (ADDconst [off2] ptr) mem)
  7410  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7411  	// result: (MOVBload [off1+int32(off2)] {sym} ptr mem)
  7412  	for {
  7413  		off1 := auxIntToInt32(v.AuxInt)
  7414  		sym := auxToSym(v.Aux)
  7415  		if v_0.Op != OpARM64ADDconst {
  7416  			break
  7417  		}
  7418  		off2 := auxIntToInt64(v_0.AuxInt)
  7419  		ptr := v_0.Args[0]
  7420  		mem := v_1
  7421  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7422  			break
  7423  		}
  7424  		v.reset(OpARM64MOVBload)
  7425  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  7426  		v.Aux = symToAux(sym)
  7427  		v.AddArg2(ptr, mem)
  7428  		return true
  7429  	}
  7430  	// match: (MOVBload [off] {sym} (ADD ptr idx) mem)
  7431  	// cond: off == 0 && sym == nil
  7432  	// result: (MOVBloadidx ptr idx mem)
  7433  	for {
  7434  		off := auxIntToInt32(v.AuxInt)
  7435  		sym := auxToSym(v.Aux)
  7436  		if v_0.Op != OpARM64ADD {
  7437  			break
  7438  		}
  7439  		idx := v_0.Args[1]
  7440  		ptr := v_0.Args[0]
  7441  		mem := v_1
  7442  		if !(off == 0 && sym == nil) {
  7443  			break
  7444  		}
  7445  		v.reset(OpARM64MOVBloadidx)
  7446  		v.AddArg3(ptr, idx, mem)
  7447  		return true
  7448  	}
  7449  	// match: (MOVBload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  7450  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7451  	// result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  7452  	for {
  7453  		off1 := auxIntToInt32(v.AuxInt)
  7454  		sym1 := auxToSym(v.Aux)
  7455  		if v_0.Op != OpARM64MOVDaddr {
  7456  			break
  7457  		}
  7458  		off2 := auxIntToInt32(v_0.AuxInt)
  7459  		sym2 := auxToSym(v_0.Aux)
  7460  		ptr := v_0.Args[0]
  7461  		mem := v_1
  7462  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7463  			break
  7464  		}
  7465  		v.reset(OpARM64MOVBload)
  7466  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7467  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7468  		v.AddArg2(ptr, mem)
  7469  		return true
  7470  	}
  7471  	// match: (MOVBload [off] {sym} ptr (MOVBstorezero [off2] {sym2} ptr2 _))
  7472  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
  7473  	// result: (MOVDconst [0])
  7474  	for {
  7475  		off := auxIntToInt32(v.AuxInt)
  7476  		sym := auxToSym(v.Aux)
  7477  		ptr := v_0
  7478  		if v_1.Op != OpARM64MOVBstorezero {
  7479  			break
  7480  		}
  7481  		off2 := auxIntToInt32(v_1.AuxInt)
  7482  		sym2 := auxToSym(v_1.Aux)
  7483  		ptr2 := v_1.Args[0]
  7484  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
  7485  			break
  7486  		}
  7487  		v.reset(OpARM64MOVDconst)
  7488  		v.AuxInt = int64ToAuxInt(0)
  7489  		return true
  7490  	}
  7491  	return false
  7492  }
  7493  func rewriteValueARM64_OpARM64MOVBloadidx(v *Value) bool {
  7494  	v_2 := v.Args[2]
  7495  	v_1 := v.Args[1]
  7496  	v_0 := v.Args[0]
  7497  	// match: (MOVBloadidx ptr (MOVDconst [c]) mem)
  7498  	// cond: is32Bit(c)
  7499  	// result: (MOVBload [int32(c)] ptr mem)
  7500  	for {
  7501  		ptr := v_0
  7502  		if v_1.Op != OpARM64MOVDconst {
  7503  			break
  7504  		}
  7505  		c := auxIntToInt64(v_1.AuxInt)
  7506  		mem := v_2
  7507  		if !(is32Bit(c)) {
  7508  			break
  7509  		}
  7510  		v.reset(OpARM64MOVBload)
  7511  		v.AuxInt = int32ToAuxInt(int32(c))
  7512  		v.AddArg2(ptr, mem)
  7513  		return true
  7514  	}
  7515  	// match: (MOVBloadidx (MOVDconst [c]) ptr mem)
  7516  	// cond: is32Bit(c)
  7517  	// result: (MOVBload [int32(c)] ptr mem)
  7518  	for {
  7519  		if v_0.Op != OpARM64MOVDconst {
  7520  			break
  7521  		}
  7522  		c := auxIntToInt64(v_0.AuxInt)
  7523  		ptr := v_1
  7524  		mem := v_2
  7525  		if !(is32Bit(c)) {
  7526  			break
  7527  		}
  7528  		v.reset(OpARM64MOVBload)
  7529  		v.AuxInt = int32ToAuxInt(int32(c))
  7530  		v.AddArg2(ptr, mem)
  7531  		return true
  7532  	}
  7533  	// match: (MOVBloadidx ptr idx (MOVBstorezeroidx ptr2 idx2 _))
  7534  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
  7535  	// result: (MOVDconst [0])
  7536  	for {
  7537  		ptr := v_0
  7538  		idx := v_1
  7539  		if v_2.Op != OpARM64MOVBstorezeroidx {
  7540  			break
  7541  		}
  7542  		idx2 := v_2.Args[1]
  7543  		ptr2 := v_2.Args[0]
  7544  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
  7545  			break
  7546  		}
  7547  		v.reset(OpARM64MOVDconst)
  7548  		v.AuxInt = int64ToAuxInt(0)
  7549  		return true
  7550  	}
  7551  	return false
  7552  }
  7553  func rewriteValueARM64_OpARM64MOVBreg(v *Value) bool {
  7554  	v_0 := v.Args[0]
  7555  	// match: (MOVBreg x:(MOVBload _ _))
  7556  	// result: (MOVDreg x)
  7557  	for {
  7558  		x := v_0
  7559  		if x.Op != OpARM64MOVBload {
  7560  			break
  7561  		}
  7562  		v.reset(OpARM64MOVDreg)
  7563  		v.AddArg(x)
  7564  		return true
  7565  	}
  7566  	// match: (MOVBreg x:(MOVBloadidx _ _ _))
  7567  	// result: (MOVDreg x)
  7568  	for {
  7569  		x := v_0
  7570  		if x.Op != OpARM64MOVBloadidx {
  7571  			break
  7572  		}
  7573  		v.reset(OpARM64MOVDreg)
  7574  		v.AddArg(x)
  7575  		return true
  7576  	}
  7577  	// match: (MOVBreg x:(MOVBreg _))
  7578  	// result: (MOVDreg x)
  7579  	for {
  7580  		x := v_0
  7581  		if x.Op != OpARM64MOVBreg {
  7582  			break
  7583  		}
  7584  		v.reset(OpARM64MOVDreg)
  7585  		v.AddArg(x)
  7586  		return true
  7587  	}
  7588  	// match: (MOVBreg (MOVDconst [c]))
  7589  	// result: (MOVDconst [int64(int8(c))])
  7590  	for {
  7591  		if v_0.Op != OpARM64MOVDconst {
  7592  			break
  7593  		}
  7594  		c := auxIntToInt64(v_0.AuxInt)
  7595  		v.reset(OpARM64MOVDconst)
  7596  		v.AuxInt = int64ToAuxInt(int64(int8(c)))
  7597  		return true
  7598  	}
  7599  	// match: (MOVBreg (SLLconst [lc] x))
  7600  	// cond: lc < 8
  7601  	// result: (SBFIZ [armBFAuxInt(lc, 8-lc)] x)
  7602  	for {
  7603  		if v_0.Op != OpARM64SLLconst {
  7604  			break
  7605  		}
  7606  		lc := auxIntToInt64(v_0.AuxInt)
  7607  		x := v_0.Args[0]
  7608  		if !(lc < 8) {
  7609  			break
  7610  		}
  7611  		v.reset(OpARM64SBFIZ)
  7612  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 8-lc))
  7613  		v.AddArg(x)
  7614  		return true
  7615  	}
  7616  	// match: (MOVBreg (SBFX [bfc] x))
  7617  	// cond: bfc.getARM64BFwidth() <= 8
  7618  	// result: (SBFX [bfc] x)
  7619  	for {
  7620  		if v_0.Op != OpARM64SBFX {
  7621  			break
  7622  		}
  7623  		bfc := auxIntToArm64BitField(v_0.AuxInt)
  7624  		x := v_0.Args[0]
  7625  		if !(bfc.getARM64BFwidth() <= 8) {
  7626  			break
  7627  		}
  7628  		v.reset(OpARM64SBFX)
  7629  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
  7630  		v.AddArg(x)
  7631  		return true
  7632  	}
  7633  	return false
  7634  }
  7635  func rewriteValueARM64_OpARM64MOVBstore(v *Value) bool {
  7636  	v_2 := v.Args[2]
  7637  	v_1 := v.Args[1]
  7638  	v_0 := v.Args[0]
  7639  	b := v.Block
  7640  	config := b.Func.Config
  7641  	// match: (MOVBstore [off1] {sym} (ADDconst [off2] ptr) val mem)
  7642  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7643  	// result: (MOVBstore [off1+int32(off2)] {sym} ptr val mem)
  7644  	for {
  7645  		off1 := auxIntToInt32(v.AuxInt)
  7646  		sym := auxToSym(v.Aux)
  7647  		if v_0.Op != OpARM64ADDconst {
  7648  			break
  7649  		}
  7650  		off2 := auxIntToInt64(v_0.AuxInt)
  7651  		ptr := v_0.Args[0]
  7652  		val := v_1
  7653  		mem := v_2
  7654  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7655  			break
  7656  		}
  7657  		v.reset(OpARM64MOVBstore)
  7658  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  7659  		v.Aux = symToAux(sym)
  7660  		v.AddArg3(ptr, val, mem)
  7661  		return true
  7662  	}
  7663  	// match: (MOVBstore [off] {sym} (ADD ptr idx) val mem)
  7664  	// cond: off == 0 && sym == nil
  7665  	// result: (MOVBstoreidx ptr idx val mem)
  7666  	for {
  7667  		off := auxIntToInt32(v.AuxInt)
  7668  		sym := auxToSym(v.Aux)
  7669  		if v_0.Op != OpARM64ADD {
  7670  			break
  7671  		}
  7672  		idx := v_0.Args[1]
  7673  		ptr := v_0.Args[0]
  7674  		val := v_1
  7675  		mem := v_2
  7676  		if !(off == 0 && sym == nil) {
  7677  			break
  7678  		}
  7679  		v.reset(OpARM64MOVBstoreidx)
  7680  		v.AddArg4(ptr, idx, val, mem)
  7681  		return true
  7682  	}
  7683  	// match: (MOVBstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
  7684  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  7685  	// result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
  7686  	for {
  7687  		off1 := auxIntToInt32(v.AuxInt)
  7688  		sym1 := auxToSym(v.Aux)
  7689  		if v_0.Op != OpARM64MOVDaddr {
  7690  			break
  7691  		}
  7692  		off2 := auxIntToInt32(v_0.AuxInt)
  7693  		sym2 := auxToSym(v_0.Aux)
  7694  		ptr := v_0.Args[0]
  7695  		val := v_1
  7696  		mem := v_2
  7697  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  7698  			break
  7699  		}
  7700  		v.reset(OpARM64MOVBstore)
  7701  		v.AuxInt = int32ToAuxInt(off1 + off2)
  7702  		v.Aux = symToAux(mergeSym(sym1, sym2))
  7703  		v.AddArg3(ptr, val, mem)
  7704  		return true
  7705  	}
  7706  	// match: (MOVBstore [off] {sym} ptr (MOVDconst [0]) mem)
  7707  	// result: (MOVBstorezero [off] {sym} ptr mem)
  7708  	for {
  7709  		off := auxIntToInt32(v.AuxInt)
  7710  		sym := auxToSym(v.Aux)
  7711  		ptr := v_0
  7712  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
  7713  			break
  7714  		}
  7715  		mem := v_2
  7716  		v.reset(OpARM64MOVBstorezero)
  7717  		v.AuxInt = int32ToAuxInt(off)
  7718  		v.Aux = symToAux(sym)
  7719  		v.AddArg2(ptr, mem)
  7720  		return true
  7721  	}
  7722  	// match: (MOVBstore [off] {sym} ptr (MOVBreg x) mem)
  7723  	// result: (MOVBstore [off] {sym} ptr x mem)
  7724  	for {
  7725  		off := auxIntToInt32(v.AuxInt)
  7726  		sym := auxToSym(v.Aux)
  7727  		ptr := v_0
  7728  		if v_1.Op != OpARM64MOVBreg {
  7729  			break
  7730  		}
  7731  		x := v_1.Args[0]
  7732  		mem := v_2
  7733  		v.reset(OpARM64MOVBstore)
  7734  		v.AuxInt = int32ToAuxInt(off)
  7735  		v.Aux = symToAux(sym)
  7736  		v.AddArg3(ptr, x, mem)
  7737  		return true
  7738  	}
  7739  	// match: (MOVBstore [off] {sym} ptr (MOVBUreg x) mem)
  7740  	// result: (MOVBstore [off] {sym} ptr x mem)
  7741  	for {
  7742  		off := auxIntToInt32(v.AuxInt)
  7743  		sym := auxToSym(v.Aux)
  7744  		ptr := v_0
  7745  		if v_1.Op != OpARM64MOVBUreg {
  7746  			break
  7747  		}
  7748  		x := v_1.Args[0]
  7749  		mem := v_2
  7750  		v.reset(OpARM64MOVBstore)
  7751  		v.AuxInt = int32ToAuxInt(off)
  7752  		v.Aux = symToAux(sym)
  7753  		v.AddArg3(ptr, x, mem)
  7754  		return true
  7755  	}
  7756  	// match: (MOVBstore [off] {sym} ptr (MOVHreg x) mem)
  7757  	// result: (MOVBstore [off] {sym} ptr x mem)
  7758  	for {
  7759  		off := auxIntToInt32(v.AuxInt)
  7760  		sym := auxToSym(v.Aux)
  7761  		ptr := v_0
  7762  		if v_1.Op != OpARM64MOVHreg {
  7763  			break
  7764  		}
  7765  		x := v_1.Args[0]
  7766  		mem := v_2
  7767  		v.reset(OpARM64MOVBstore)
  7768  		v.AuxInt = int32ToAuxInt(off)
  7769  		v.Aux = symToAux(sym)
  7770  		v.AddArg3(ptr, x, mem)
  7771  		return true
  7772  	}
  7773  	// match: (MOVBstore [off] {sym} ptr (MOVHUreg x) mem)
  7774  	// result: (MOVBstore [off] {sym} ptr x mem)
  7775  	for {
  7776  		off := auxIntToInt32(v.AuxInt)
  7777  		sym := auxToSym(v.Aux)
  7778  		ptr := v_0
  7779  		if v_1.Op != OpARM64MOVHUreg {
  7780  			break
  7781  		}
  7782  		x := v_1.Args[0]
  7783  		mem := v_2
  7784  		v.reset(OpARM64MOVBstore)
  7785  		v.AuxInt = int32ToAuxInt(off)
  7786  		v.Aux = symToAux(sym)
  7787  		v.AddArg3(ptr, x, mem)
  7788  		return true
  7789  	}
  7790  	// match: (MOVBstore [off] {sym} ptr (MOVWreg x) mem)
  7791  	// result: (MOVBstore [off] {sym} ptr x mem)
  7792  	for {
  7793  		off := auxIntToInt32(v.AuxInt)
  7794  		sym := auxToSym(v.Aux)
  7795  		ptr := v_0
  7796  		if v_1.Op != OpARM64MOVWreg {
  7797  			break
  7798  		}
  7799  		x := v_1.Args[0]
  7800  		mem := v_2
  7801  		v.reset(OpARM64MOVBstore)
  7802  		v.AuxInt = int32ToAuxInt(off)
  7803  		v.Aux = symToAux(sym)
  7804  		v.AddArg3(ptr, x, mem)
  7805  		return true
  7806  	}
  7807  	// match: (MOVBstore [off] {sym} ptr (MOVWUreg x) mem)
  7808  	// result: (MOVBstore [off] {sym} ptr x mem)
  7809  	for {
  7810  		off := auxIntToInt32(v.AuxInt)
  7811  		sym := auxToSym(v.Aux)
  7812  		ptr := v_0
  7813  		if v_1.Op != OpARM64MOVWUreg {
  7814  			break
  7815  		}
  7816  		x := v_1.Args[0]
  7817  		mem := v_2
  7818  		v.reset(OpARM64MOVBstore)
  7819  		v.AuxInt = int32ToAuxInt(off)
  7820  		v.Aux = symToAux(sym)
  7821  		v.AddArg3(ptr, x, mem)
  7822  		return true
  7823  	}
  7824  	// match: (MOVBstore [i] {s} ptr0 (SRLconst [8] w) x:(MOVBstore [i-1] {s} ptr1 w mem))
  7825  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  7826  	// result: (MOVHstore [i-1] {s} ptr0 w mem)
  7827  	for {
  7828  		i := auxIntToInt32(v.AuxInt)
  7829  		s := auxToSym(v.Aux)
  7830  		ptr0 := v_0
  7831  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 8 {
  7832  			break
  7833  		}
  7834  		w := v_1.Args[0]
  7835  		x := v_2
  7836  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  7837  			break
  7838  		}
  7839  		mem := x.Args[2]
  7840  		ptr1 := x.Args[0]
  7841  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  7842  			break
  7843  		}
  7844  		v.reset(OpARM64MOVHstore)
  7845  		v.AuxInt = int32ToAuxInt(i - 1)
  7846  		v.Aux = symToAux(s)
  7847  		v.AddArg3(ptr0, w, mem)
  7848  		return true
  7849  	}
  7850  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (SRLconst [8] w) x:(MOVBstoreidx ptr1 idx1 w mem))
  7851  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  7852  	// result: (MOVHstoreidx ptr1 idx1 w mem)
  7853  	for {
  7854  		if auxIntToInt32(v.AuxInt) != 1 {
  7855  			break
  7856  		}
  7857  		s := auxToSym(v.Aux)
  7858  		if v_0.Op != OpARM64ADD {
  7859  			break
  7860  		}
  7861  		_ = v_0.Args[1]
  7862  		v_0_0 := v_0.Args[0]
  7863  		v_0_1 := v_0.Args[1]
  7864  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  7865  			ptr0 := v_0_0
  7866  			idx0 := v_0_1
  7867  			if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 8 {
  7868  				continue
  7869  			}
  7870  			w := v_1.Args[0]
  7871  			x := v_2
  7872  			if x.Op != OpARM64MOVBstoreidx {
  7873  				continue
  7874  			}
  7875  			mem := x.Args[3]
  7876  			ptr1 := x.Args[0]
  7877  			idx1 := x.Args[1]
  7878  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  7879  				continue
  7880  			}
  7881  			v.reset(OpARM64MOVHstoreidx)
  7882  			v.AddArg4(ptr1, idx1, w, mem)
  7883  			return true
  7884  		}
  7885  		break
  7886  	}
  7887  	// match: (MOVBstore [i] {s} ptr0 (UBFX [armBFAuxInt(8, 8)] w) x:(MOVBstore [i-1] {s} ptr1 w mem))
  7888  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  7889  	// result: (MOVHstore [i-1] {s} ptr0 w mem)
  7890  	for {
  7891  		i := auxIntToInt32(v.AuxInt)
  7892  		s := auxToSym(v.Aux)
  7893  		ptr0 := v_0
  7894  		if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(8, 8) {
  7895  			break
  7896  		}
  7897  		w := v_1.Args[0]
  7898  		x := v_2
  7899  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  7900  			break
  7901  		}
  7902  		mem := x.Args[2]
  7903  		ptr1 := x.Args[0]
  7904  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  7905  			break
  7906  		}
  7907  		v.reset(OpARM64MOVHstore)
  7908  		v.AuxInt = int32ToAuxInt(i - 1)
  7909  		v.Aux = symToAux(s)
  7910  		v.AddArg3(ptr0, w, mem)
  7911  		return true
  7912  	}
  7913  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (UBFX [armBFAuxInt(8, 8)] w) x:(MOVBstoreidx ptr1 idx1 w mem))
  7914  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  7915  	// result: (MOVHstoreidx ptr1 idx1 w mem)
  7916  	for {
  7917  		if auxIntToInt32(v.AuxInt) != 1 {
  7918  			break
  7919  		}
  7920  		s := auxToSym(v.Aux)
  7921  		if v_0.Op != OpARM64ADD {
  7922  			break
  7923  		}
  7924  		_ = v_0.Args[1]
  7925  		v_0_0 := v_0.Args[0]
  7926  		v_0_1 := v_0.Args[1]
  7927  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  7928  			ptr0 := v_0_0
  7929  			idx0 := v_0_1
  7930  			if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(8, 8) {
  7931  				continue
  7932  			}
  7933  			w := v_1.Args[0]
  7934  			x := v_2
  7935  			if x.Op != OpARM64MOVBstoreidx {
  7936  				continue
  7937  			}
  7938  			mem := x.Args[3]
  7939  			ptr1 := x.Args[0]
  7940  			idx1 := x.Args[1]
  7941  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  7942  				continue
  7943  			}
  7944  			v.reset(OpARM64MOVHstoreidx)
  7945  			v.AddArg4(ptr1, idx1, w, mem)
  7946  			return true
  7947  		}
  7948  		break
  7949  	}
  7950  	// match: (MOVBstore [i] {s} ptr0 (UBFX [armBFAuxInt(8, 24)] w) x:(MOVBstore [i-1] {s} ptr1 w mem))
  7951  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  7952  	// result: (MOVHstore [i-1] {s} ptr0 w mem)
  7953  	for {
  7954  		i := auxIntToInt32(v.AuxInt)
  7955  		s := auxToSym(v.Aux)
  7956  		ptr0 := v_0
  7957  		if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(8, 24) {
  7958  			break
  7959  		}
  7960  		w := v_1.Args[0]
  7961  		x := v_2
  7962  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  7963  			break
  7964  		}
  7965  		mem := x.Args[2]
  7966  		ptr1 := x.Args[0]
  7967  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  7968  			break
  7969  		}
  7970  		v.reset(OpARM64MOVHstore)
  7971  		v.AuxInt = int32ToAuxInt(i - 1)
  7972  		v.Aux = symToAux(s)
  7973  		v.AddArg3(ptr0, w, mem)
  7974  		return true
  7975  	}
  7976  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (UBFX [armBFAuxInt(8, 24)] w) x:(MOVBstoreidx ptr1 idx1 w mem))
  7977  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  7978  	// result: (MOVHstoreidx ptr1 idx1 w mem)
  7979  	for {
  7980  		if auxIntToInt32(v.AuxInt) != 1 {
  7981  			break
  7982  		}
  7983  		s := auxToSym(v.Aux)
  7984  		if v_0.Op != OpARM64ADD {
  7985  			break
  7986  		}
  7987  		_ = v_0.Args[1]
  7988  		v_0_0 := v_0.Args[0]
  7989  		v_0_1 := v_0.Args[1]
  7990  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  7991  			ptr0 := v_0_0
  7992  			idx0 := v_0_1
  7993  			if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(8, 24) {
  7994  				continue
  7995  			}
  7996  			w := v_1.Args[0]
  7997  			x := v_2
  7998  			if x.Op != OpARM64MOVBstoreidx {
  7999  				continue
  8000  			}
  8001  			mem := x.Args[3]
  8002  			ptr1 := x.Args[0]
  8003  			idx1 := x.Args[1]
  8004  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8005  				continue
  8006  			}
  8007  			v.reset(OpARM64MOVHstoreidx)
  8008  			v.AddArg4(ptr1, idx1, w, mem)
  8009  			return true
  8010  		}
  8011  		break
  8012  	}
  8013  	// match: (MOVBstore [i] {s} ptr0 (SRLconst [8] (MOVDreg w)) x:(MOVBstore [i-1] {s} ptr1 w mem))
  8014  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  8015  	// result: (MOVHstore [i-1] {s} ptr0 w mem)
  8016  	for {
  8017  		i := auxIntToInt32(v.AuxInt)
  8018  		s := auxToSym(v.Aux)
  8019  		ptr0 := v_0
  8020  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 8 {
  8021  			break
  8022  		}
  8023  		v_1_0 := v_1.Args[0]
  8024  		if v_1_0.Op != OpARM64MOVDreg {
  8025  			break
  8026  		}
  8027  		w := v_1_0.Args[0]
  8028  		x := v_2
  8029  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8030  			break
  8031  		}
  8032  		mem := x.Args[2]
  8033  		ptr1 := x.Args[0]
  8034  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  8035  			break
  8036  		}
  8037  		v.reset(OpARM64MOVHstore)
  8038  		v.AuxInt = int32ToAuxInt(i - 1)
  8039  		v.Aux = symToAux(s)
  8040  		v.AddArg3(ptr0, w, mem)
  8041  		return true
  8042  	}
  8043  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (SRLconst [8] (MOVDreg w)) x:(MOVBstoreidx ptr1 idx1 w mem))
  8044  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  8045  	// result: (MOVHstoreidx ptr1 idx1 w mem)
  8046  	for {
  8047  		if auxIntToInt32(v.AuxInt) != 1 {
  8048  			break
  8049  		}
  8050  		s := auxToSym(v.Aux)
  8051  		if v_0.Op != OpARM64ADD {
  8052  			break
  8053  		}
  8054  		_ = v_0.Args[1]
  8055  		v_0_0 := v_0.Args[0]
  8056  		v_0_1 := v_0.Args[1]
  8057  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8058  			ptr0 := v_0_0
  8059  			idx0 := v_0_1
  8060  			if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 8 {
  8061  				continue
  8062  			}
  8063  			v_1_0 := v_1.Args[0]
  8064  			if v_1_0.Op != OpARM64MOVDreg {
  8065  				continue
  8066  			}
  8067  			w := v_1_0.Args[0]
  8068  			x := v_2
  8069  			if x.Op != OpARM64MOVBstoreidx {
  8070  				continue
  8071  			}
  8072  			mem := x.Args[3]
  8073  			ptr1 := x.Args[0]
  8074  			idx1 := x.Args[1]
  8075  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8076  				continue
  8077  			}
  8078  			v.reset(OpARM64MOVHstoreidx)
  8079  			v.AddArg4(ptr1, idx1, w, mem)
  8080  			return true
  8081  		}
  8082  		break
  8083  	}
  8084  	// match: (MOVBstore [i] {s} ptr0 (SRLconst [j] w) x:(MOVBstore [i-1] {s} ptr1 w0:(SRLconst [j-8] w) mem))
  8085  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  8086  	// result: (MOVHstore [i-1] {s} ptr0 w0 mem)
  8087  	for {
  8088  		i := auxIntToInt32(v.AuxInt)
  8089  		s := auxToSym(v.Aux)
  8090  		ptr0 := v_0
  8091  		if v_1.Op != OpARM64SRLconst {
  8092  			break
  8093  		}
  8094  		j := auxIntToInt64(v_1.AuxInt)
  8095  		w := v_1.Args[0]
  8096  		x := v_2
  8097  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8098  			break
  8099  		}
  8100  		mem := x.Args[2]
  8101  		ptr1 := x.Args[0]
  8102  		w0 := x.Args[1]
  8103  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  8104  			break
  8105  		}
  8106  		v.reset(OpARM64MOVHstore)
  8107  		v.AuxInt = int32ToAuxInt(i - 1)
  8108  		v.Aux = symToAux(s)
  8109  		v.AddArg3(ptr0, w0, mem)
  8110  		return true
  8111  	}
  8112  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (SRLconst [j] w) x:(MOVBstoreidx ptr1 idx1 w0:(SRLconst [j-8] w) mem))
  8113  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  8114  	// result: (MOVHstoreidx ptr1 idx1 w0 mem)
  8115  	for {
  8116  		if auxIntToInt32(v.AuxInt) != 1 {
  8117  			break
  8118  		}
  8119  		s := auxToSym(v.Aux)
  8120  		if v_0.Op != OpARM64ADD {
  8121  			break
  8122  		}
  8123  		_ = v_0.Args[1]
  8124  		v_0_0 := v_0.Args[0]
  8125  		v_0_1 := v_0.Args[1]
  8126  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8127  			ptr0 := v_0_0
  8128  			idx0 := v_0_1
  8129  			if v_1.Op != OpARM64SRLconst {
  8130  				continue
  8131  			}
  8132  			j := auxIntToInt64(v_1.AuxInt)
  8133  			w := v_1.Args[0]
  8134  			x := v_2
  8135  			if x.Op != OpARM64MOVBstoreidx {
  8136  				continue
  8137  			}
  8138  			mem := x.Args[3]
  8139  			ptr1 := x.Args[0]
  8140  			idx1 := x.Args[1]
  8141  			w0 := x.Args[2]
  8142  			if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8143  				continue
  8144  			}
  8145  			v.reset(OpARM64MOVHstoreidx)
  8146  			v.AddArg4(ptr1, idx1, w0, mem)
  8147  			return true
  8148  		}
  8149  		break
  8150  	}
  8151  	// match: (MOVBstore [i] {s} ptr0 (UBFX [bfc] w) x:(MOVBstore [i-1] {s} ptr1 w0:(UBFX [bfc2] w) mem))
  8152  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && bfc.getARM64BFwidth() == 32 - bfc.getARM64BFlsb() && bfc2.getARM64BFwidth() == 32 - bfc2.getARM64BFlsb() && bfc2.getARM64BFlsb() == bfc.getARM64BFlsb() - 8 && clobber(x)
  8153  	// result: (MOVHstore [i-1] {s} ptr0 w0 mem)
  8154  	for {
  8155  		i := auxIntToInt32(v.AuxInt)
  8156  		s := auxToSym(v.Aux)
  8157  		ptr0 := v_0
  8158  		if v_1.Op != OpARM64UBFX {
  8159  			break
  8160  		}
  8161  		bfc := auxIntToArm64BitField(v_1.AuxInt)
  8162  		w := v_1.Args[0]
  8163  		x := v_2
  8164  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8165  			break
  8166  		}
  8167  		mem := x.Args[2]
  8168  		ptr1 := x.Args[0]
  8169  		w0 := x.Args[1]
  8170  		if w0.Op != OpARM64UBFX {
  8171  			break
  8172  		}
  8173  		bfc2 := auxIntToArm64BitField(w0.AuxInt)
  8174  		if w != w0.Args[0] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && bfc.getARM64BFwidth() == 32-bfc.getARM64BFlsb() && bfc2.getARM64BFwidth() == 32-bfc2.getARM64BFlsb() && bfc2.getARM64BFlsb() == bfc.getARM64BFlsb()-8 && clobber(x)) {
  8175  			break
  8176  		}
  8177  		v.reset(OpARM64MOVHstore)
  8178  		v.AuxInt = int32ToAuxInt(i - 1)
  8179  		v.Aux = symToAux(s)
  8180  		v.AddArg3(ptr0, w0, mem)
  8181  		return true
  8182  	}
  8183  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (UBFX [bfc] w) x:(MOVBstoreidx ptr1 idx1 w0:(UBFX [bfc2] w) mem))
  8184  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && bfc.getARM64BFwidth() == 32 - bfc.getARM64BFlsb() && bfc2.getARM64BFwidth() == 32 - bfc2.getARM64BFlsb() && bfc2.getARM64BFlsb() == bfc.getARM64BFlsb() - 8 && clobber(x)
  8185  	// result: (MOVHstoreidx ptr1 idx1 w0 mem)
  8186  	for {
  8187  		if auxIntToInt32(v.AuxInt) != 1 {
  8188  			break
  8189  		}
  8190  		s := auxToSym(v.Aux)
  8191  		if v_0.Op != OpARM64ADD {
  8192  			break
  8193  		}
  8194  		_ = v_0.Args[1]
  8195  		v_0_0 := v_0.Args[0]
  8196  		v_0_1 := v_0.Args[1]
  8197  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8198  			ptr0 := v_0_0
  8199  			idx0 := v_0_1
  8200  			if v_1.Op != OpARM64UBFX {
  8201  				continue
  8202  			}
  8203  			bfc := auxIntToArm64BitField(v_1.AuxInt)
  8204  			w := v_1.Args[0]
  8205  			x := v_2
  8206  			if x.Op != OpARM64MOVBstoreidx {
  8207  				continue
  8208  			}
  8209  			mem := x.Args[3]
  8210  			ptr1 := x.Args[0]
  8211  			idx1 := x.Args[1]
  8212  			w0 := x.Args[2]
  8213  			if w0.Op != OpARM64UBFX {
  8214  				continue
  8215  			}
  8216  			bfc2 := auxIntToArm64BitField(w0.AuxInt)
  8217  			if w != w0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && bfc.getARM64BFwidth() == 32-bfc.getARM64BFlsb() && bfc2.getARM64BFwidth() == 32-bfc2.getARM64BFlsb() && bfc2.getARM64BFlsb() == bfc.getARM64BFlsb()-8 && clobber(x)) {
  8218  				continue
  8219  			}
  8220  			v.reset(OpARM64MOVHstoreidx)
  8221  			v.AddArg4(ptr1, idx1, w0, mem)
  8222  			return true
  8223  		}
  8224  		break
  8225  	}
  8226  	// match: (MOVBstore [i] {s} ptr0 (SRLconst [j] (MOVDreg w)) x:(MOVBstore [i-1] {s} ptr1 w0:(SRLconst [j-8] (MOVDreg w)) mem))
  8227  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
  8228  	// result: (MOVHstore [i-1] {s} ptr0 w0 mem)
  8229  	for {
  8230  		i := auxIntToInt32(v.AuxInt)
  8231  		s := auxToSym(v.Aux)
  8232  		ptr0 := v_0
  8233  		if v_1.Op != OpARM64SRLconst {
  8234  			break
  8235  		}
  8236  		j := auxIntToInt64(v_1.AuxInt)
  8237  		v_1_0 := v_1.Args[0]
  8238  		if v_1_0.Op != OpARM64MOVDreg {
  8239  			break
  8240  		}
  8241  		w := v_1_0.Args[0]
  8242  		x := v_2
  8243  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8244  			break
  8245  		}
  8246  		mem := x.Args[2]
  8247  		ptr1 := x.Args[0]
  8248  		w0 := x.Args[1]
  8249  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-8 {
  8250  			break
  8251  		}
  8252  		w0_0 := w0.Args[0]
  8253  		if w0_0.Op != OpARM64MOVDreg || w != w0_0.Args[0] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
  8254  			break
  8255  		}
  8256  		v.reset(OpARM64MOVHstore)
  8257  		v.AuxInt = int32ToAuxInt(i - 1)
  8258  		v.Aux = symToAux(s)
  8259  		v.AddArg3(ptr0, w0, mem)
  8260  		return true
  8261  	}
  8262  	// match: (MOVBstore [1] {s} (ADD ptr0 idx0) (SRLconst [j] (MOVDreg w)) x:(MOVBstoreidx ptr1 idx1 w0:(SRLconst [j-8] (MOVDreg w)) mem))
  8263  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  8264  	// result: (MOVHstoreidx ptr1 idx1 w0 mem)
  8265  	for {
  8266  		if auxIntToInt32(v.AuxInt) != 1 {
  8267  			break
  8268  		}
  8269  		s := auxToSym(v.Aux)
  8270  		if v_0.Op != OpARM64ADD {
  8271  			break
  8272  		}
  8273  		_ = v_0.Args[1]
  8274  		v_0_0 := v_0.Args[0]
  8275  		v_0_1 := v_0.Args[1]
  8276  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8277  			ptr0 := v_0_0
  8278  			idx0 := v_0_1
  8279  			if v_1.Op != OpARM64SRLconst {
  8280  				continue
  8281  			}
  8282  			j := auxIntToInt64(v_1.AuxInt)
  8283  			v_1_0 := v_1.Args[0]
  8284  			if v_1_0.Op != OpARM64MOVDreg {
  8285  				continue
  8286  			}
  8287  			w := v_1_0.Args[0]
  8288  			x := v_2
  8289  			if x.Op != OpARM64MOVBstoreidx {
  8290  				continue
  8291  			}
  8292  			mem := x.Args[3]
  8293  			ptr1 := x.Args[0]
  8294  			idx1 := x.Args[1]
  8295  			w0 := x.Args[2]
  8296  			if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-8 {
  8297  				continue
  8298  			}
  8299  			w0_0 := w0.Args[0]
  8300  			if w0_0.Op != OpARM64MOVDreg || w != w0_0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8301  				continue
  8302  			}
  8303  			v.reset(OpARM64MOVHstoreidx)
  8304  			v.AddArg4(ptr1, idx1, w0, mem)
  8305  			return true
  8306  		}
  8307  		break
  8308  	}
  8309  	// match: (MOVBstore [i] {s} ptr w x0:(MOVBstore [i-1] {s} ptr (SRLconst [8] w) x1:(MOVBstore [i-2] {s} ptr (SRLconst [16] w) x2:(MOVBstore [i-3] {s} ptr (SRLconst [24] w) x3:(MOVBstore [i-4] {s} ptr (SRLconst [32] w) x4:(MOVBstore [i-5] {s} ptr (SRLconst [40] w) x5:(MOVBstore [i-6] {s} ptr (SRLconst [48] w) x6:(MOVBstore [i-7] {s} ptr (SRLconst [56] w) mem))))))))
  8310  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && clobber(x0, x1, x2, x3, x4, x5, x6)
  8311  	// result: (MOVDstore [i-7] {s} ptr (REV <w.Type> w) mem)
  8312  	for {
  8313  		i := auxIntToInt32(v.AuxInt)
  8314  		s := auxToSym(v.Aux)
  8315  		ptr := v_0
  8316  		w := v_1
  8317  		x0 := v_2
  8318  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s {
  8319  			break
  8320  		}
  8321  		_ = x0.Args[2]
  8322  		if ptr != x0.Args[0] {
  8323  			break
  8324  		}
  8325  		x0_1 := x0.Args[1]
  8326  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 || w != x0_1.Args[0] {
  8327  			break
  8328  		}
  8329  		x1 := x0.Args[2]
  8330  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s {
  8331  			break
  8332  		}
  8333  		_ = x1.Args[2]
  8334  		if ptr != x1.Args[0] {
  8335  			break
  8336  		}
  8337  		x1_1 := x1.Args[1]
  8338  		if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
  8339  			break
  8340  		}
  8341  		x2 := x1.Args[2]
  8342  		if x2.Op != OpARM64MOVBstore || auxIntToInt32(x2.AuxInt) != i-3 || auxToSym(x2.Aux) != s {
  8343  			break
  8344  		}
  8345  		_ = x2.Args[2]
  8346  		if ptr != x2.Args[0] {
  8347  			break
  8348  		}
  8349  		x2_1 := x2.Args[1]
  8350  		if x2_1.Op != OpARM64SRLconst || auxIntToInt64(x2_1.AuxInt) != 24 || w != x2_1.Args[0] {
  8351  			break
  8352  		}
  8353  		x3 := x2.Args[2]
  8354  		if x3.Op != OpARM64MOVBstore || auxIntToInt32(x3.AuxInt) != i-4 || auxToSym(x3.Aux) != s {
  8355  			break
  8356  		}
  8357  		_ = x3.Args[2]
  8358  		if ptr != x3.Args[0] {
  8359  			break
  8360  		}
  8361  		x3_1 := x3.Args[1]
  8362  		if x3_1.Op != OpARM64SRLconst || auxIntToInt64(x3_1.AuxInt) != 32 || w != x3_1.Args[0] {
  8363  			break
  8364  		}
  8365  		x4 := x3.Args[2]
  8366  		if x4.Op != OpARM64MOVBstore || auxIntToInt32(x4.AuxInt) != i-5 || auxToSym(x4.Aux) != s {
  8367  			break
  8368  		}
  8369  		_ = x4.Args[2]
  8370  		if ptr != x4.Args[0] {
  8371  			break
  8372  		}
  8373  		x4_1 := x4.Args[1]
  8374  		if x4_1.Op != OpARM64SRLconst || auxIntToInt64(x4_1.AuxInt) != 40 || w != x4_1.Args[0] {
  8375  			break
  8376  		}
  8377  		x5 := x4.Args[2]
  8378  		if x5.Op != OpARM64MOVBstore || auxIntToInt32(x5.AuxInt) != i-6 || auxToSym(x5.Aux) != s {
  8379  			break
  8380  		}
  8381  		_ = x5.Args[2]
  8382  		if ptr != x5.Args[0] {
  8383  			break
  8384  		}
  8385  		x5_1 := x5.Args[1]
  8386  		if x5_1.Op != OpARM64SRLconst || auxIntToInt64(x5_1.AuxInt) != 48 || w != x5_1.Args[0] {
  8387  			break
  8388  		}
  8389  		x6 := x5.Args[2]
  8390  		if x6.Op != OpARM64MOVBstore || auxIntToInt32(x6.AuxInt) != i-7 || auxToSym(x6.Aux) != s {
  8391  			break
  8392  		}
  8393  		mem := x6.Args[2]
  8394  		if ptr != x6.Args[0] {
  8395  			break
  8396  		}
  8397  		x6_1 := x6.Args[1]
  8398  		if x6_1.Op != OpARM64SRLconst || auxIntToInt64(x6_1.AuxInt) != 56 || w != x6_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && clobber(x0, x1, x2, x3, x4, x5, x6)) {
  8399  			break
  8400  		}
  8401  		v.reset(OpARM64MOVDstore)
  8402  		v.AuxInt = int32ToAuxInt(i - 7)
  8403  		v.Aux = symToAux(s)
  8404  		v0 := b.NewValue0(x6.Pos, OpARM64REV, w.Type)
  8405  		v0.AddArg(w)
  8406  		v.AddArg3(ptr, v0, mem)
  8407  		return true
  8408  	}
  8409  	// match: (MOVBstore [7] {s} p w x0:(MOVBstore [6] {s} p (SRLconst [8] w) x1:(MOVBstore [5] {s} p (SRLconst [16] w) x2:(MOVBstore [4] {s} p (SRLconst [24] w) x3:(MOVBstore [3] {s} p (SRLconst [32] w) x4:(MOVBstore [2] {s} p (SRLconst [40] w) x5:(MOVBstore [1] {s} p1:(ADD ptr1 idx1) (SRLconst [48] w) x6:(MOVBstoreidx ptr0 idx0 (SRLconst [56] w) mem))))))))
  8410  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6)
  8411  	// result: (MOVDstoreidx ptr0 idx0 (REV <w.Type> w) mem)
  8412  	for {
  8413  		if auxIntToInt32(v.AuxInt) != 7 {
  8414  			break
  8415  		}
  8416  		s := auxToSym(v.Aux)
  8417  		p := v_0
  8418  		w := v_1
  8419  		x0 := v_2
  8420  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != 6 || auxToSym(x0.Aux) != s {
  8421  			break
  8422  		}
  8423  		_ = x0.Args[2]
  8424  		if p != x0.Args[0] {
  8425  			break
  8426  		}
  8427  		x0_1 := x0.Args[1]
  8428  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 || w != x0_1.Args[0] {
  8429  			break
  8430  		}
  8431  		x1 := x0.Args[2]
  8432  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != 5 || auxToSym(x1.Aux) != s {
  8433  			break
  8434  		}
  8435  		_ = x1.Args[2]
  8436  		if p != x1.Args[0] {
  8437  			break
  8438  		}
  8439  		x1_1 := x1.Args[1]
  8440  		if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
  8441  			break
  8442  		}
  8443  		x2 := x1.Args[2]
  8444  		if x2.Op != OpARM64MOVBstore || auxIntToInt32(x2.AuxInt) != 4 || auxToSym(x2.Aux) != s {
  8445  			break
  8446  		}
  8447  		_ = x2.Args[2]
  8448  		if p != x2.Args[0] {
  8449  			break
  8450  		}
  8451  		x2_1 := x2.Args[1]
  8452  		if x2_1.Op != OpARM64SRLconst || auxIntToInt64(x2_1.AuxInt) != 24 || w != x2_1.Args[0] {
  8453  			break
  8454  		}
  8455  		x3 := x2.Args[2]
  8456  		if x3.Op != OpARM64MOVBstore || auxIntToInt32(x3.AuxInt) != 3 || auxToSym(x3.Aux) != s {
  8457  			break
  8458  		}
  8459  		_ = x3.Args[2]
  8460  		if p != x3.Args[0] {
  8461  			break
  8462  		}
  8463  		x3_1 := x3.Args[1]
  8464  		if x3_1.Op != OpARM64SRLconst || auxIntToInt64(x3_1.AuxInt) != 32 || w != x3_1.Args[0] {
  8465  			break
  8466  		}
  8467  		x4 := x3.Args[2]
  8468  		if x4.Op != OpARM64MOVBstore || auxIntToInt32(x4.AuxInt) != 2 || auxToSym(x4.Aux) != s {
  8469  			break
  8470  		}
  8471  		_ = x4.Args[2]
  8472  		if p != x4.Args[0] {
  8473  			break
  8474  		}
  8475  		x4_1 := x4.Args[1]
  8476  		if x4_1.Op != OpARM64SRLconst || auxIntToInt64(x4_1.AuxInt) != 40 || w != x4_1.Args[0] {
  8477  			break
  8478  		}
  8479  		x5 := x4.Args[2]
  8480  		if x5.Op != OpARM64MOVBstore || auxIntToInt32(x5.AuxInt) != 1 || auxToSym(x5.Aux) != s {
  8481  			break
  8482  		}
  8483  		_ = x5.Args[2]
  8484  		p1 := x5.Args[0]
  8485  		if p1.Op != OpARM64ADD {
  8486  			break
  8487  		}
  8488  		_ = p1.Args[1]
  8489  		p1_0 := p1.Args[0]
  8490  		p1_1 := p1.Args[1]
  8491  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
  8492  			ptr1 := p1_0
  8493  			idx1 := p1_1
  8494  			x5_1 := x5.Args[1]
  8495  			if x5_1.Op != OpARM64SRLconst || auxIntToInt64(x5_1.AuxInt) != 48 || w != x5_1.Args[0] {
  8496  				continue
  8497  			}
  8498  			x6 := x5.Args[2]
  8499  			if x6.Op != OpARM64MOVBstoreidx {
  8500  				continue
  8501  			}
  8502  			mem := x6.Args[3]
  8503  			ptr0 := x6.Args[0]
  8504  			idx0 := x6.Args[1]
  8505  			x6_2 := x6.Args[2]
  8506  			if x6_2.Op != OpARM64SRLconst || auxIntToInt64(x6_2.AuxInt) != 56 || w != x6_2.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6)) {
  8507  				continue
  8508  			}
  8509  			v.reset(OpARM64MOVDstoreidx)
  8510  			v0 := b.NewValue0(x5.Pos, OpARM64REV, w.Type)
  8511  			v0.AddArg(w)
  8512  			v.AddArg4(ptr0, idx0, v0, mem)
  8513  			return true
  8514  		}
  8515  		break
  8516  	}
  8517  	// match: (MOVBstore [i] {s} ptr w x0:(MOVBstore [i-1] {s} ptr (UBFX [armBFAuxInt(8, 24)] w) x1:(MOVBstore [i-2] {s} ptr (UBFX [armBFAuxInt(16, 16)] w) x2:(MOVBstore [i-3] {s} ptr (UBFX [armBFAuxInt(24, 8)] w) mem))))
  8518  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
  8519  	// result: (MOVWstore [i-3] {s} ptr (REVW <w.Type> w) mem)
  8520  	for {
  8521  		i := auxIntToInt32(v.AuxInt)
  8522  		s := auxToSym(v.Aux)
  8523  		ptr := v_0
  8524  		w := v_1
  8525  		x0 := v_2
  8526  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s {
  8527  			break
  8528  		}
  8529  		_ = x0.Args[2]
  8530  		if ptr != x0.Args[0] {
  8531  			break
  8532  		}
  8533  		x0_1 := x0.Args[1]
  8534  		if x0_1.Op != OpARM64UBFX || auxIntToArm64BitField(x0_1.AuxInt) != armBFAuxInt(8, 24) || w != x0_1.Args[0] {
  8535  			break
  8536  		}
  8537  		x1 := x0.Args[2]
  8538  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s {
  8539  			break
  8540  		}
  8541  		_ = x1.Args[2]
  8542  		if ptr != x1.Args[0] {
  8543  			break
  8544  		}
  8545  		x1_1 := x1.Args[1]
  8546  		if x1_1.Op != OpARM64UBFX || auxIntToArm64BitField(x1_1.AuxInt) != armBFAuxInt(16, 16) || w != x1_1.Args[0] {
  8547  			break
  8548  		}
  8549  		x2 := x1.Args[2]
  8550  		if x2.Op != OpARM64MOVBstore || auxIntToInt32(x2.AuxInt) != i-3 || auxToSym(x2.Aux) != s {
  8551  			break
  8552  		}
  8553  		mem := x2.Args[2]
  8554  		if ptr != x2.Args[0] {
  8555  			break
  8556  		}
  8557  		x2_1 := x2.Args[1]
  8558  		if x2_1.Op != OpARM64UBFX || auxIntToArm64BitField(x2_1.AuxInt) != armBFAuxInt(24, 8) || w != x2_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
  8559  			break
  8560  		}
  8561  		v.reset(OpARM64MOVWstore)
  8562  		v.AuxInt = int32ToAuxInt(i - 3)
  8563  		v.Aux = symToAux(s)
  8564  		v0 := b.NewValue0(x2.Pos, OpARM64REVW, w.Type)
  8565  		v0.AddArg(w)
  8566  		v.AddArg3(ptr, v0, mem)
  8567  		return true
  8568  	}
  8569  	// match: (MOVBstore [3] {s} p w x0:(MOVBstore [2] {s} p (UBFX [armBFAuxInt(8, 24)] w) x1:(MOVBstore [1] {s} p1:(ADD ptr1 idx1) (UBFX [armBFAuxInt(16, 16)] w) x2:(MOVBstoreidx ptr0 idx0 (UBFX [armBFAuxInt(24, 8)] w) mem))))
  8570  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)
  8571  	// result: (MOVWstoreidx ptr0 idx0 (REVW <w.Type> w) mem)
  8572  	for {
  8573  		if auxIntToInt32(v.AuxInt) != 3 {
  8574  			break
  8575  		}
  8576  		s := auxToSym(v.Aux)
  8577  		p := v_0
  8578  		w := v_1
  8579  		x0 := v_2
  8580  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != 2 || auxToSym(x0.Aux) != s {
  8581  			break
  8582  		}
  8583  		_ = x0.Args[2]
  8584  		if p != x0.Args[0] {
  8585  			break
  8586  		}
  8587  		x0_1 := x0.Args[1]
  8588  		if x0_1.Op != OpARM64UBFX || auxIntToArm64BitField(x0_1.AuxInt) != armBFAuxInt(8, 24) || w != x0_1.Args[0] {
  8589  			break
  8590  		}
  8591  		x1 := x0.Args[2]
  8592  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != 1 || auxToSym(x1.Aux) != s {
  8593  			break
  8594  		}
  8595  		_ = x1.Args[2]
  8596  		p1 := x1.Args[0]
  8597  		if p1.Op != OpARM64ADD {
  8598  			break
  8599  		}
  8600  		_ = p1.Args[1]
  8601  		p1_0 := p1.Args[0]
  8602  		p1_1 := p1.Args[1]
  8603  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
  8604  			ptr1 := p1_0
  8605  			idx1 := p1_1
  8606  			x1_1 := x1.Args[1]
  8607  			if x1_1.Op != OpARM64UBFX || auxIntToArm64BitField(x1_1.AuxInt) != armBFAuxInt(16, 16) || w != x1_1.Args[0] {
  8608  				continue
  8609  			}
  8610  			x2 := x1.Args[2]
  8611  			if x2.Op != OpARM64MOVBstoreidx {
  8612  				continue
  8613  			}
  8614  			mem := x2.Args[3]
  8615  			ptr0 := x2.Args[0]
  8616  			idx0 := x2.Args[1]
  8617  			x2_2 := x2.Args[2]
  8618  			if x2_2.Op != OpARM64UBFX || auxIntToArm64BitField(x2_2.AuxInt) != armBFAuxInt(24, 8) || w != x2_2.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)) {
  8619  				continue
  8620  			}
  8621  			v.reset(OpARM64MOVWstoreidx)
  8622  			v0 := b.NewValue0(x1.Pos, OpARM64REVW, w.Type)
  8623  			v0.AddArg(w)
  8624  			v.AddArg4(ptr0, idx0, v0, mem)
  8625  			return true
  8626  		}
  8627  		break
  8628  	}
  8629  	// match: (MOVBstore [i] {s} ptr w x0:(MOVBstore [i-1] {s} ptr (SRLconst [8] (MOVDreg w)) x1:(MOVBstore [i-2] {s} ptr (SRLconst [16] (MOVDreg w)) x2:(MOVBstore [i-3] {s} ptr (SRLconst [24] (MOVDreg w)) mem))))
  8630  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
  8631  	// result: (MOVWstore [i-3] {s} ptr (REVW <w.Type> w) mem)
  8632  	for {
  8633  		i := auxIntToInt32(v.AuxInt)
  8634  		s := auxToSym(v.Aux)
  8635  		ptr := v_0
  8636  		w := v_1
  8637  		x0 := v_2
  8638  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s {
  8639  			break
  8640  		}
  8641  		_ = x0.Args[2]
  8642  		if ptr != x0.Args[0] {
  8643  			break
  8644  		}
  8645  		x0_1 := x0.Args[1]
  8646  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 {
  8647  			break
  8648  		}
  8649  		x0_1_0 := x0_1.Args[0]
  8650  		if x0_1_0.Op != OpARM64MOVDreg || w != x0_1_0.Args[0] {
  8651  			break
  8652  		}
  8653  		x1 := x0.Args[2]
  8654  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s {
  8655  			break
  8656  		}
  8657  		_ = x1.Args[2]
  8658  		if ptr != x1.Args[0] {
  8659  			break
  8660  		}
  8661  		x1_1 := x1.Args[1]
  8662  		if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 {
  8663  			break
  8664  		}
  8665  		x1_1_0 := x1_1.Args[0]
  8666  		if x1_1_0.Op != OpARM64MOVDreg || w != x1_1_0.Args[0] {
  8667  			break
  8668  		}
  8669  		x2 := x1.Args[2]
  8670  		if x2.Op != OpARM64MOVBstore || auxIntToInt32(x2.AuxInt) != i-3 || auxToSym(x2.Aux) != s {
  8671  			break
  8672  		}
  8673  		mem := x2.Args[2]
  8674  		if ptr != x2.Args[0] {
  8675  			break
  8676  		}
  8677  		x2_1 := x2.Args[1]
  8678  		if x2_1.Op != OpARM64SRLconst || auxIntToInt64(x2_1.AuxInt) != 24 {
  8679  			break
  8680  		}
  8681  		x2_1_0 := x2_1.Args[0]
  8682  		if x2_1_0.Op != OpARM64MOVDreg || w != x2_1_0.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
  8683  			break
  8684  		}
  8685  		v.reset(OpARM64MOVWstore)
  8686  		v.AuxInt = int32ToAuxInt(i - 3)
  8687  		v.Aux = symToAux(s)
  8688  		v0 := b.NewValue0(x2.Pos, OpARM64REVW, w.Type)
  8689  		v0.AddArg(w)
  8690  		v.AddArg3(ptr, v0, mem)
  8691  		return true
  8692  	}
  8693  	// match: (MOVBstore [3] {s} p w x0:(MOVBstore [2] {s} p (SRLconst [8] (MOVDreg w)) x1:(MOVBstore [1] {s} p1:(ADD ptr1 idx1) (SRLconst [16] (MOVDreg w)) x2:(MOVBstoreidx ptr0 idx0 (SRLconst [24] (MOVDreg w)) mem))))
  8694  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)
  8695  	// result: (MOVWstoreidx ptr0 idx0 (REVW <w.Type> w) mem)
  8696  	for {
  8697  		if auxIntToInt32(v.AuxInt) != 3 {
  8698  			break
  8699  		}
  8700  		s := auxToSym(v.Aux)
  8701  		p := v_0
  8702  		w := v_1
  8703  		x0 := v_2
  8704  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != 2 || auxToSym(x0.Aux) != s {
  8705  			break
  8706  		}
  8707  		_ = x0.Args[2]
  8708  		if p != x0.Args[0] {
  8709  			break
  8710  		}
  8711  		x0_1 := x0.Args[1]
  8712  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 {
  8713  			break
  8714  		}
  8715  		x0_1_0 := x0_1.Args[0]
  8716  		if x0_1_0.Op != OpARM64MOVDreg || w != x0_1_0.Args[0] {
  8717  			break
  8718  		}
  8719  		x1 := x0.Args[2]
  8720  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != 1 || auxToSym(x1.Aux) != s {
  8721  			break
  8722  		}
  8723  		_ = x1.Args[2]
  8724  		p1 := x1.Args[0]
  8725  		if p1.Op != OpARM64ADD {
  8726  			break
  8727  		}
  8728  		_ = p1.Args[1]
  8729  		p1_0 := p1.Args[0]
  8730  		p1_1 := p1.Args[1]
  8731  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
  8732  			ptr1 := p1_0
  8733  			idx1 := p1_1
  8734  			x1_1 := x1.Args[1]
  8735  			if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 {
  8736  				continue
  8737  			}
  8738  			x1_1_0 := x1_1.Args[0]
  8739  			if x1_1_0.Op != OpARM64MOVDreg || w != x1_1_0.Args[0] {
  8740  				continue
  8741  			}
  8742  			x2 := x1.Args[2]
  8743  			if x2.Op != OpARM64MOVBstoreidx {
  8744  				continue
  8745  			}
  8746  			mem := x2.Args[3]
  8747  			ptr0 := x2.Args[0]
  8748  			idx0 := x2.Args[1]
  8749  			x2_2 := x2.Args[2]
  8750  			if x2_2.Op != OpARM64SRLconst || auxIntToInt64(x2_2.AuxInt) != 24 {
  8751  				continue
  8752  			}
  8753  			x2_2_0 := x2_2.Args[0]
  8754  			if x2_2_0.Op != OpARM64MOVDreg || w != x2_2_0.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)) {
  8755  				continue
  8756  			}
  8757  			v.reset(OpARM64MOVWstoreidx)
  8758  			v0 := b.NewValue0(x1.Pos, OpARM64REVW, w.Type)
  8759  			v0.AddArg(w)
  8760  			v.AddArg4(ptr0, idx0, v0, mem)
  8761  			return true
  8762  		}
  8763  		break
  8764  	}
  8765  	// match: (MOVBstore [i] {s} ptr w x0:(MOVBstore [i-1] {s} ptr (SRLconst [8] w) x1:(MOVBstore [i-2] {s} ptr (SRLconst [16] w) x2:(MOVBstore [i-3] {s} ptr (SRLconst [24] w) mem))))
  8766  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
  8767  	// result: (MOVWstore [i-3] {s} ptr (REVW <w.Type> w) mem)
  8768  	for {
  8769  		i := auxIntToInt32(v.AuxInt)
  8770  		s := auxToSym(v.Aux)
  8771  		ptr := v_0
  8772  		w := v_1
  8773  		x0 := v_2
  8774  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s {
  8775  			break
  8776  		}
  8777  		_ = x0.Args[2]
  8778  		if ptr != x0.Args[0] {
  8779  			break
  8780  		}
  8781  		x0_1 := x0.Args[1]
  8782  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 || w != x0_1.Args[0] {
  8783  			break
  8784  		}
  8785  		x1 := x0.Args[2]
  8786  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s {
  8787  			break
  8788  		}
  8789  		_ = x1.Args[2]
  8790  		if ptr != x1.Args[0] {
  8791  			break
  8792  		}
  8793  		x1_1 := x1.Args[1]
  8794  		if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
  8795  			break
  8796  		}
  8797  		x2 := x1.Args[2]
  8798  		if x2.Op != OpARM64MOVBstore || auxIntToInt32(x2.AuxInt) != i-3 || auxToSym(x2.Aux) != s {
  8799  			break
  8800  		}
  8801  		mem := x2.Args[2]
  8802  		if ptr != x2.Args[0] {
  8803  			break
  8804  		}
  8805  		x2_1 := x2.Args[1]
  8806  		if x2_1.Op != OpARM64SRLconst || auxIntToInt64(x2_1.AuxInt) != 24 || w != x2_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
  8807  			break
  8808  		}
  8809  		v.reset(OpARM64MOVWstore)
  8810  		v.AuxInt = int32ToAuxInt(i - 3)
  8811  		v.Aux = symToAux(s)
  8812  		v0 := b.NewValue0(x2.Pos, OpARM64REVW, w.Type)
  8813  		v0.AddArg(w)
  8814  		v.AddArg3(ptr, v0, mem)
  8815  		return true
  8816  	}
  8817  	// match: (MOVBstore [3] {s} p w x0:(MOVBstore [2] {s} p (SRLconst [8] w) x1:(MOVBstore [1] {s} p1:(ADD ptr1 idx1) (SRLconst [16] w) x2:(MOVBstoreidx ptr0 idx0 (SRLconst [24] w) mem))))
  8818  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)
  8819  	// result: (MOVWstoreidx ptr0 idx0 (REVW <w.Type> w) mem)
  8820  	for {
  8821  		if auxIntToInt32(v.AuxInt) != 3 {
  8822  			break
  8823  		}
  8824  		s := auxToSym(v.Aux)
  8825  		p := v_0
  8826  		w := v_1
  8827  		x0 := v_2
  8828  		if x0.Op != OpARM64MOVBstore || auxIntToInt32(x0.AuxInt) != 2 || auxToSym(x0.Aux) != s {
  8829  			break
  8830  		}
  8831  		_ = x0.Args[2]
  8832  		if p != x0.Args[0] {
  8833  			break
  8834  		}
  8835  		x0_1 := x0.Args[1]
  8836  		if x0_1.Op != OpARM64SRLconst || auxIntToInt64(x0_1.AuxInt) != 8 || w != x0_1.Args[0] {
  8837  			break
  8838  		}
  8839  		x1 := x0.Args[2]
  8840  		if x1.Op != OpARM64MOVBstore || auxIntToInt32(x1.AuxInt) != 1 || auxToSym(x1.Aux) != s {
  8841  			break
  8842  		}
  8843  		_ = x1.Args[2]
  8844  		p1 := x1.Args[0]
  8845  		if p1.Op != OpARM64ADD {
  8846  			break
  8847  		}
  8848  		_ = p1.Args[1]
  8849  		p1_0 := p1.Args[0]
  8850  		p1_1 := p1.Args[1]
  8851  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
  8852  			ptr1 := p1_0
  8853  			idx1 := p1_1
  8854  			x1_1 := x1.Args[1]
  8855  			if x1_1.Op != OpARM64SRLconst || auxIntToInt64(x1_1.AuxInt) != 16 || w != x1_1.Args[0] {
  8856  				continue
  8857  			}
  8858  			x2 := x1.Args[2]
  8859  			if x2.Op != OpARM64MOVBstoreidx {
  8860  				continue
  8861  			}
  8862  			mem := x2.Args[3]
  8863  			ptr0 := x2.Args[0]
  8864  			idx0 := x2.Args[1]
  8865  			x2_2 := x2.Args[2]
  8866  			if x2_2.Op != OpARM64SRLconst || auxIntToInt64(x2_2.AuxInt) != 24 || w != x2_2.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2)) {
  8867  				continue
  8868  			}
  8869  			v.reset(OpARM64MOVWstoreidx)
  8870  			v0 := b.NewValue0(x1.Pos, OpARM64REVW, w.Type)
  8871  			v0.AddArg(w)
  8872  			v.AddArg4(ptr0, idx0, v0, mem)
  8873  			return true
  8874  		}
  8875  		break
  8876  	}
  8877  	// match: (MOVBstore [i] {s} ptr w x:(MOVBstore [i-1] {s} ptr (SRLconst [8] w) mem))
  8878  	// cond: x.Uses == 1 && clobber(x)
  8879  	// result: (MOVHstore [i-1] {s} ptr (REV16W <w.Type> w) mem)
  8880  	for {
  8881  		i := auxIntToInt32(v.AuxInt)
  8882  		s := auxToSym(v.Aux)
  8883  		ptr := v_0
  8884  		w := v_1
  8885  		x := v_2
  8886  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8887  			break
  8888  		}
  8889  		mem := x.Args[2]
  8890  		if ptr != x.Args[0] {
  8891  			break
  8892  		}
  8893  		x_1 := x.Args[1]
  8894  		if x_1.Op != OpARM64SRLconst || auxIntToInt64(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
  8895  			break
  8896  		}
  8897  		v.reset(OpARM64MOVHstore)
  8898  		v.AuxInt = int32ToAuxInt(i - 1)
  8899  		v.Aux = symToAux(s)
  8900  		v0 := b.NewValue0(x.Pos, OpARM64REV16W, w.Type)
  8901  		v0.AddArg(w)
  8902  		v.AddArg3(ptr, v0, mem)
  8903  		return true
  8904  	}
  8905  	// match: (MOVBstore [1] {s} (ADD ptr1 idx1) w x:(MOVBstoreidx ptr0 idx0 (SRLconst [8] w) mem))
  8906  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  8907  	// result: (MOVHstoreidx ptr0 idx0 (REV16W <w.Type> w) mem)
  8908  	for {
  8909  		if auxIntToInt32(v.AuxInt) != 1 {
  8910  			break
  8911  		}
  8912  		s := auxToSym(v.Aux)
  8913  		if v_0.Op != OpARM64ADD {
  8914  			break
  8915  		}
  8916  		_ = v_0.Args[1]
  8917  		v_0_0 := v_0.Args[0]
  8918  		v_0_1 := v_0.Args[1]
  8919  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8920  			ptr1 := v_0_0
  8921  			idx1 := v_0_1
  8922  			w := v_1
  8923  			x := v_2
  8924  			if x.Op != OpARM64MOVBstoreidx {
  8925  				continue
  8926  			}
  8927  			mem := x.Args[3]
  8928  			ptr0 := x.Args[0]
  8929  			idx0 := x.Args[1]
  8930  			x_2 := x.Args[2]
  8931  			if x_2.Op != OpARM64SRLconst || auxIntToInt64(x_2.AuxInt) != 8 || w != x_2.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8932  				continue
  8933  			}
  8934  			v.reset(OpARM64MOVHstoreidx)
  8935  			v0 := b.NewValue0(v.Pos, OpARM64REV16W, w.Type)
  8936  			v0.AddArg(w)
  8937  			v.AddArg4(ptr0, idx0, v0, mem)
  8938  			return true
  8939  		}
  8940  		break
  8941  	}
  8942  	// match: (MOVBstore [i] {s} ptr w x:(MOVBstore [i-1] {s} ptr (UBFX [armBFAuxInt(8, 8)] w) mem))
  8943  	// cond: x.Uses == 1 && clobber(x)
  8944  	// result: (MOVHstore [i-1] {s} ptr (REV16W <w.Type> w) mem)
  8945  	for {
  8946  		i := auxIntToInt32(v.AuxInt)
  8947  		s := auxToSym(v.Aux)
  8948  		ptr := v_0
  8949  		w := v_1
  8950  		x := v_2
  8951  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  8952  			break
  8953  		}
  8954  		mem := x.Args[2]
  8955  		if ptr != x.Args[0] {
  8956  			break
  8957  		}
  8958  		x_1 := x.Args[1]
  8959  		if x_1.Op != OpARM64UBFX || auxIntToArm64BitField(x_1.AuxInt) != armBFAuxInt(8, 8) || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
  8960  			break
  8961  		}
  8962  		v.reset(OpARM64MOVHstore)
  8963  		v.AuxInt = int32ToAuxInt(i - 1)
  8964  		v.Aux = symToAux(s)
  8965  		v0 := b.NewValue0(x.Pos, OpARM64REV16W, w.Type)
  8966  		v0.AddArg(w)
  8967  		v.AddArg3(ptr, v0, mem)
  8968  		return true
  8969  	}
  8970  	// match: (MOVBstore [1] {s} (ADD ptr1 idx1) w x:(MOVBstoreidx ptr0 idx0 (UBFX [armBFAuxInt(8, 8)] w) mem))
  8971  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  8972  	// result: (MOVHstoreidx ptr0 idx0 (REV16W <w.Type> w) mem)
  8973  	for {
  8974  		if auxIntToInt32(v.AuxInt) != 1 {
  8975  			break
  8976  		}
  8977  		s := auxToSym(v.Aux)
  8978  		if v_0.Op != OpARM64ADD {
  8979  			break
  8980  		}
  8981  		_ = v_0.Args[1]
  8982  		v_0_0 := v_0.Args[0]
  8983  		v_0_1 := v_0.Args[1]
  8984  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  8985  			ptr1 := v_0_0
  8986  			idx1 := v_0_1
  8987  			w := v_1
  8988  			x := v_2
  8989  			if x.Op != OpARM64MOVBstoreidx {
  8990  				continue
  8991  			}
  8992  			mem := x.Args[3]
  8993  			ptr0 := x.Args[0]
  8994  			idx0 := x.Args[1]
  8995  			x_2 := x.Args[2]
  8996  			if x_2.Op != OpARM64UBFX || auxIntToArm64BitField(x_2.AuxInt) != armBFAuxInt(8, 8) || w != x_2.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  8997  				continue
  8998  			}
  8999  			v.reset(OpARM64MOVHstoreidx)
  9000  			v0 := b.NewValue0(v.Pos, OpARM64REV16W, w.Type)
  9001  			v0.AddArg(w)
  9002  			v.AddArg4(ptr0, idx0, v0, mem)
  9003  			return true
  9004  		}
  9005  		break
  9006  	}
  9007  	// match: (MOVBstore [i] {s} ptr w x:(MOVBstore [i-1] {s} ptr (SRLconst [8] (MOVDreg w)) mem))
  9008  	// cond: x.Uses == 1 && clobber(x)
  9009  	// result: (MOVHstore [i-1] {s} ptr (REV16W <w.Type> w) mem)
  9010  	for {
  9011  		i := auxIntToInt32(v.AuxInt)
  9012  		s := auxToSym(v.Aux)
  9013  		ptr := v_0
  9014  		w := v_1
  9015  		x := v_2
  9016  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  9017  			break
  9018  		}
  9019  		mem := x.Args[2]
  9020  		if ptr != x.Args[0] {
  9021  			break
  9022  		}
  9023  		x_1 := x.Args[1]
  9024  		if x_1.Op != OpARM64SRLconst || auxIntToInt64(x_1.AuxInt) != 8 {
  9025  			break
  9026  		}
  9027  		x_1_0 := x_1.Args[0]
  9028  		if x_1_0.Op != OpARM64MOVDreg || w != x_1_0.Args[0] || !(x.Uses == 1 && clobber(x)) {
  9029  			break
  9030  		}
  9031  		v.reset(OpARM64MOVHstore)
  9032  		v.AuxInt = int32ToAuxInt(i - 1)
  9033  		v.Aux = symToAux(s)
  9034  		v0 := b.NewValue0(x.Pos, OpARM64REV16W, w.Type)
  9035  		v0.AddArg(w)
  9036  		v.AddArg3(ptr, v0, mem)
  9037  		return true
  9038  	}
  9039  	// match: (MOVBstore [1] {s} (ADD ptr1 idx1) w x:(MOVBstoreidx ptr0 idx0 (SRLconst [8] (MOVDreg w)) mem))
  9040  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  9041  	// result: (MOVHstoreidx ptr0 idx0 (REV16W <w.Type> w) mem)
  9042  	for {
  9043  		if auxIntToInt32(v.AuxInt) != 1 {
  9044  			break
  9045  		}
  9046  		s := auxToSym(v.Aux)
  9047  		if v_0.Op != OpARM64ADD {
  9048  			break
  9049  		}
  9050  		_ = v_0.Args[1]
  9051  		v_0_0 := v_0.Args[0]
  9052  		v_0_1 := v_0.Args[1]
  9053  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  9054  			ptr1 := v_0_0
  9055  			idx1 := v_0_1
  9056  			w := v_1
  9057  			x := v_2
  9058  			if x.Op != OpARM64MOVBstoreidx {
  9059  				continue
  9060  			}
  9061  			mem := x.Args[3]
  9062  			ptr0 := x.Args[0]
  9063  			idx0 := x.Args[1]
  9064  			x_2 := x.Args[2]
  9065  			if x_2.Op != OpARM64SRLconst || auxIntToInt64(x_2.AuxInt) != 8 {
  9066  				continue
  9067  			}
  9068  			x_2_0 := x_2.Args[0]
  9069  			if x_2_0.Op != OpARM64MOVDreg || w != x_2_0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  9070  				continue
  9071  			}
  9072  			v.reset(OpARM64MOVHstoreidx)
  9073  			v0 := b.NewValue0(v.Pos, OpARM64REV16W, w.Type)
  9074  			v0.AddArg(w)
  9075  			v.AddArg4(ptr0, idx0, v0, mem)
  9076  			return true
  9077  		}
  9078  		break
  9079  	}
  9080  	// match: (MOVBstore [i] {s} ptr w x:(MOVBstore [i-1] {s} ptr (UBFX [armBFAuxInt(8, 24)] w) mem))
  9081  	// cond: x.Uses == 1 && clobber(x)
  9082  	// result: (MOVHstore [i-1] {s} ptr (REV16W <w.Type> w) mem)
  9083  	for {
  9084  		i := auxIntToInt32(v.AuxInt)
  9085  		s := auxToSym(v.Aux)
  9086  		ptr := v_0
  9087  		w := v_1
  9088  		x := v_2
  9089  		if x.Op != OpARM64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s {
  9090  			break
  9091  		}
  9092  		mem := x.Args[2]
  9093  		if ptr != x.Args[0] {
  9094  			break
  9095  		}
  9096  		x_1 := x.Args[1]
  9097  		if x_1.Op != OpARM64UBFX || auxIntToArm64BitField(x_1.AuxInt) != armBFAuxInt(8, 24) || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) {
  9098  			break
  9099  		}
  9100  		v.reset(OpARM64MOVHstore)
  9101  		v.AuxInt = int32ToAuxInt(i - 1)
  9102  		v.Aux = symToAux(s)
  9103  		v0 := b.NewValue0(x.Pos, OpARM64REV16W, w.Type)
  9104  		v0.AddArg(w)
  9105  		v.AddArg3(ptr, v0, mem)
  9106  		return true
  9107  	}
  9108  	// match: (MOVBstore [1] {s} (ADD ptr1 idx1) w x:(MOVBstoreidx ptr0 idx0 (UBFX [armBFAuxInt(8, 24)] w) mem))
  9109  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  9110  	// result: (MOVHstoreidx ptr0 idx0 (REV16W <w.Type> w) mem)
  9111  	for {
  9112  		if auxIntToInt32(v.AuxInt) != 1 {
  9113  			break
  9114  		}
  9115  		s := auxToSym(v.Aux)
  9116  		if v_0.Op != OpARM64ADD {
  9117  			break
  9118  		}
  9119  		_ = v_0.Args[1]
  9120  		v_0_0 := v_0.Args[0]
  9121  		v_0_1 := v_0.Args[1]
  9122  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  9123  			ptr1 := v_0_0
  9124  			idx1 := v_0_1
  9125  			w := v_1
  9126  			x := v_2
  9127  			if x.Op != OpARM64MOVBstoreidx {
  9128  				continue
  9129  			}
  9130  			mem := x.Args[3]
  9131  			ptr0 := x.Args[0]
  9132  			idx0 := x.Args[1]
  9133  			x_2 := x.Args[2]
  9134  			if x_2.Op != OpARM64UBFX || auxIntToArm64BitField(x_2.AuxInt) != armBFAuxInt(8, 24) || w != x_2.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  9135  				continue
  9136  			}
  9137  			v.reset(OpARM64MOVHstoreidx)
  9138  			v0 := b.NewValue0(v.Pos, OpARM64REV16W, w.Type)
  9139  			v0.AddArg(w)
  9140  			v.AddArg4(ptr0, idx0, v0, mem)
  9141  			return true
  9142  		}
  9143  		break
  9144  	}
  9145  	return false
  9146  }
  9147  func rewriteValueARM64_OpARM64MOVBstoreidx(v *Value) bool {
  9148  	v_3 := v.Args[3]
  9149  	v_2 := v.Args[2]
  9150  	v_1 := v.Args[1]
  9151  	v_0 := v.Args[0]
  9152  	b := v.Block
  9153  	// match: (MOVBstoreidx ptr (MOVDconst [c]) val mem)
  9154  	// cond: is32Bit(c)
  9155  	// result: (MOVBstore [int32(c)] ptr val mem)
  9156  	for {
  9157  		ptr := v_0
  9158  		if v_1.Op != OpARM64MOVDconst {
  9159  			break
  9160  		}
  9161  		c := auxIntToInt64(v_1.AuxInt)
  9162  		val := v_2
  9163  		mem := v_3
  9164  		if !(is32Bit(c)) {
  9165  			break
  9166  		}
  9167  		v.reset(OpARM64MOVBstore)
  9168  		v.AuxInt = int32ToAuxInt(int32(c))
  9169  		v.AddArg3(ptr, val, mem)
  9170  		return true
  9171  	}
  9172  	// match: (MOVBstoreidx (MOVDconst [c]) idx val mem)
  9173  	// cond: is32Bit(c)
  9174  	// result: (MOVBstore [int32(c)] idx val mem)
  9175  	for {
  9176  		if v_0.Op != OpARM64MOVDconst {
  9177  			break
  9178  		}
  9179  		c := auxIntToInt64(v_0.AuxInt)
  9180  		idx := v_1
  9181  		val := v_2
  9182  		mem := v_3
  9183  		if !(is32Bit(c)) {
  9184  			break
  9185  		}
  9186  		v.reset(OpARM64MOVBstore)
  9187  		v.AuxInt = int32ToAuxInt(int32(c))
  9188  		v.AddArg3(idx, val, mem)
  9189  		return true
  9190  	}
  9191  	// match: (MOVBstoreidx ptr idx (MOVDconst [0]) mem)
  9192  	// result: (MOVBstorezeroidx ptr idx mem)
  9193  	for {
  9194  		ptr := v_0
  9195  		idx := v_1
  9196  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
  9197  			break
  9198  		}
  9199  		mem := v_3
  9200  		v.reset(OpARM64MOVBstorezeroidx)
  9201  		v.AddArg3(ptr, idx, mem)
  9202  		return true
  9203  	}
  9204  	// match: (MOVBstoreidx ptr idx (MOVBreg x) mem)
  9205  	// result: (MOVBstoreidx ptr idx x mem)
  9206  	for {
  9207  		ptr := v_0
  9208  		idx := v_1
  9209  		if v_2.Op != OpARM64MOVBreg {
  9210  			break
  9211  		}
  9212  		x := v_2.Args[0]
  9213  		mem := v_3
  9214  		v.reset(OpARM64MOVBstoreidx)
  9215  		v.AddArg4(ptr, idx, x, mem)
  9216  		return true
  9217  	}
  9218  	// match: (MOVBstoreidx ptr idx (MOVBUreg x) mem)
  9219  	// result: (MOVBstoreidx ptr idx x mem)
  9220  	for {
  9221  		ptr := v_0
  9222  		idx := v_1
  9223  		if v_2.Op != OpARM64MOVBUreg {
  9224  			break
  9225  		}
  9226  		x := v_2.Args[0]
  9227  		mem := v_3
  9228  		v.reset(OpARM64MOVBstoreidx)
  9229  		v.AddArg4(ptr, idx, x, mem)
  9230  		return true
  9231  	}
  9232  	// match: (MOVBstoreidx ptr idx (MOVHreg x) mem)
  9233  	// result: (MOVBstoreidx ptr idx x mem)
  9234  	for {
  9235  		ptr := v_0
  9236  		idx := v_1
  9237  		if v_2.Op != OpARM64MOVHreg {
  9238  			break
  9239  		}
  9240  		x := v_2.Args[0]
  9241  		mem := v_3
  9242  		v.reset(OpARM64MOVBstoreidx)
  9243  		v.AddArg4(ptr, idx, x, mem)
  9244  		return true
  9245  	}
  9246  	// match: (MOVBstoreidx ptr idx (MOVHUreg x) mem)
  9247  	// result: (MOVBstoreidx ptr idx x mem)
  9248  	for {
  9249  		ptr := v_0
  9250  		idx := v_1
  9251  		if v_2.Op != OpARM64MOVHUreg {
  9252  			break
  9253  		}
  9254  		x := v_2.Args[0]
  9255  		mem := v_3
  9256  		v.reset(OpARM64MOVBstoreidx)
  9257  		v.AddArg4(ptr, idx, x, mem)
  9258  		return true
  9259  	}
  9260  	// match: (MOVBstoreidx ptr idx (MOVWreg x) mem)
  9261  	// result: (MOVBstoreidx ptr idx x mem)
  9262  	for {
  9263  		ptr := v_0
  9264  		idx := v_1
  9265  		if v_2.Op != OpARM64MOVWreg {
  9266  			break
  9267  		}
  9268  		x := v_2.Args[0]
  9269  		mem := v_3
  9270  		v.reset(OpARM64MOVBstoreidx)
  9271  		v.AddArg4(ptr, idx, x, mem)
  9272  		return true
  9273  	}
  9274  	// match: (MOVBstoreidx ptr idx (MOVWUreg x) mem)
  9275  	// result: (MOVBstoreidx ptr idx x mem)
  9276  	for {
  9277  		ptr := v_0
  9278  		idx := v_1
  9279  		if v_2.Op != OpARM64MOVWUreg {
  9280  			break
  9281  		}
  9282  		x := v_2.Args[0]
  9283  		mem := v_3
  9284  		v.reset(OpARM64MOVBstoreidx)
  9285  		v.AddArg4(ptr, idx, x, mem)
  9286  		return true
  9287  	}
  9288  	// match: (MOVBstoreidx ptr (ADDconst [1] idx) (SRLconst [8] w) x:(MOVBstoreidx ptr idx w mem))
  9289  	// cond: x.Uses == 1 && clobber(x)
  9290  	// result: (MOVHstoreidx ptr idx w mem)
  9291  	for {
  9292  		ptr := v_0
  9293  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  9294  			break
  9295  		}
  9296  		idx := v_1.Args[0]
  9297  		if v_2.Op != OpARM64SRLconst || auxIntToInt64(v_2.AuxInt) != 8 {
  9298  			break
  9299  		}
  9300  		w := v_2.Args[0]
  9301  		x := v_3
  9302  		if x.Op != OpARM64MOVBstoreidx {
  9303  			break
  9304  		}
  9305  		mem := x.Args[3]
  9306  		if ptr != x.Args[0] || idx != x.Args[1] || w != x.Args[2] || !(x.Uses == 1 && clobber(x)) {
  9307  			break
  9308  		}
  9309  		v.reset(OpARM64MOVHstoreidx)
  9310  		v.AddArg4(ptr, idx, w, mem)
  9311  		return true
  9312  	}
  9313  	// match: (MOVBstoreidx ptr (ADDconst [3] idx) w x0:(MOVBstoreidx ptr (ADDconst [2] idx) (UBFX [armBFAuxInt(8, 24)] w) x1:(MOVBstoreidx ptr (ADDconst [1] idx) (UBFX [armBFAuxInt(16, 16)] w) x2:(MOVBstoreidx ptr idx (UBFX [armBFAuxInt(24, 8)] w) mem))))
  9314  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
  9315  	// result: (MOVWstoreidx ptr idx (REVW <w.Type> w) mem)
  9316  	for {
  9317  		ptr := v_0
  9318  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 3 {
  9319  			break
  9320  		}
  9321  		idx := v_1.Args[0]
  9322  		w := v_2
  9323  		x0 := v_3
  9324  		if x0.Op != OpARM64MOVBstoreidx {
  9325  			break
  9326  		}
  9327  		_ = x0.Args[3]
  9328  		if ptr != x0.Args[0] {
  9329  			break
  9330  		}
  9331  		x0_1 := x0.Args[1]
  9332  		if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 2 || idx != x0_1.Args[0] {
  9333  			break
  9334  		}
  9335  		x0_2 := x0.Args[2]
  9336  		if x0_2.Op != OpARM64UBFX || auxIntToArm64BitField(x0_2.AuxInt) != armBFAuxInt(8, 24) || w != x0_2.Args[0] {
  9337  			break
  9338  		}
  9339  		x1 := x0.Args[3]
  9340  		if x1.Op != OpARM64MOVBstoreidx {
  9341  			break
  9342  		}
  9343  		_ = x1.Args[3]
  9344  		if ptr != x1.Args[0] {
  9345  			break
  9346  		}
  9347  		x1_1 := x1.Args[1]
  9348  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 1 || idx != x1_1.Args[0] {
  9349  			break
  9350  		}
  9351  		x1_2 := x1.Args[2]
  9352  		if x1_2.Op != OpARM64UBFX || auxIntToArm64BitField(x1_2.AuxInt) != armBFAuxInt(16, 16) || w != x1_2.Args[0] {
  9353  			break
  9354  		}
  9355  		x2 := x1.Args[3]
  9356  		if x2.Op != OpARM64MOVBstoreidx {
  9357  			break
  9358  		}
  9359  		mem := x2.Args[3]
  9360  		if ptr != x2.Args[0] || idx != x2.Args[1] {
  9361  			break
  9362  		}
  9363  		x2_2 := x2.Args[2]
  9364  		if x2_2.Op != OpARM64UBFX || auxIntToArm64BitField(x2_2.AuxInt) != armBFAuxInt(24, 8) || w != x2_2.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
  9365  			break
  9366  		}
  9367  		v.reset(OpARM64MOVWstoreidx)
  9368  		v0 := b.NewValue0(v.Pos, OpARM64REVW, w.Type)
  9369  		v0.AddArg(w)
  9370  		v.AddArg4(ptr, idx, v0, mem)
  9371  		return true
  9372  	}
  9373  	// match: (MOVBstoreidx ptr idx w x0:(MOVBstoreidx ptr (ADDconst [1] idx) (UBFX [armBFAuxInt(8, 24)] w) x1:(MOVBstoreidx ptr (ADDconst [2] idx) (UBFX [armBFAuxInt(16, 16)] w) x2:(MOVBstoreidx ptr (ADDconst [3] idx) (UBFX [armBFAuxInt(24, 8)] w) mem))))
  9374  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)
  9375  	// result: (MOVWstoreidx ptr idx w mem)
  9376  	for {
  9377  		ptr := v_0
  9378  		idx := v_1
  9379  		w := v_2
  9380  		x0 := v_3
  9381  		if x0.Op != OpARM64MOVBstoreidx {
  9382  			break
  9383  		}
  9384  		_ = x0.Args[3]
  9385  		if ptr != x0.Args[0] {
  9386  			break
  9387  		}
  9388  		x0_1 := x0.Args[1]
  9389  		if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 1 || idx != x0_1.Args[0] {
  9390  			break
  9391  		}
  9392  		x0_2 := x0.Args[2]
  9393  		if x0_2.Op != OpARM64UBFX || auxIntToArm64BitField(x0_2.AuxInt) != armBFAuxInt(8, 24) || w != x0_2.Args[0] {
  9394  			break
  9395  		}
  9396  		x1 := x0.Args[3]
  9397  		if x1.Op != OpARM64MOVBstoreidx {
  9398  			break
  9399  		}
  9400  		_ = x1.Args[3]
  9401  		if ptr != x1.Args[0] {
  9402  			break
  9403  		}
  9404  		x1_1 := x1.Args[1]
  9405  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 2 || idx != x1_1.Args[0] {
  9406  			break
  9407  		}
  9408  		x1_2 := x1.Args[2]
  9409  		if x1_2.Op != OpARM64UBFX || auxIntToArm64BitField(x1_2.AuxInt) != armBFAuxInt(16, 16) || w != x1_2.Args[0] {
  9410  			break
  9411  		}
  9412  		x2 := x1.Args[3]
  9413  		if x2.Op != OpARM64MOVBstoreidx {
  9414  			break
  9415  		}
  9416  		mem := x2.Args[3]
  9417  		if ptr != x2.Args[0] {
  9418  			break
  9419  		}
  9420  		x2_1 := x2.Args[1]
  9421  		if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 3 || idx != x2_1.Args[0] {
  9422  			break
  9423  		}
  9424  		x2_2 := x2.Args[2]
  9425  		if x2_2.Op != OpARM64UBFX || auxIntToArm64BitField(x2_2.AuxInt) != armBFAuxInt(24, 8) || w != x2_2.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) {
  9426  			break
  9427  		}
  9428  		v.reset(OpARM64MOVWstoreidx)
  9429  		v.AddArg4(ptr, idx, w, mem)
  9430  		return true
  9431  	}
  9432  	// match: (MOVBstoreidx ptr (ADDconst [1] idx) w x:(MOVBstoreidx ptr idx (UBFX [armBFAuxInt(8, 8)] w) mem))
  9433  	// cond: x.Uses == 1 && clobber(x)
  9434  	// result: (MOVHstoreidx ptr idx (REV16W <w.Type> w) mem)
  9435  	for {
  9436  		ptr := v_0
  9437  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  9438  			break
  9439  		}
  9440  		idx := v_1.Args[0]
  9441  		w := v_2
  9442  		x := v_3
  9443  		if x.Op != OpARM64MOVBstoreidx {
  9444  			break
  9445  		}
  9446  		mem := x.Args[3]
  9447  		if ptr != x.Args[0] || idx != x.Args[1] {
  9448  			break
  9449  		}
  9450  		x_2 := x.Args[2]
  9451  		if x_2.Op != OpARM64UBFX || auxIntToArm64BitField(x_2.AuxInt) != armBFAuxInt(8, 8) || w != x_2.Args[0] || !(x.Uses == 1 && clobber(x)) {
  9452  			break
  9453  		}
  9454  		v.reset(OpARM64MOVHstoreidx)
  9455  		v0 := b.NewValue0(v.Pos, OpARM64REV16W, w.Type)
  9456  		v0.AddArg(w)
  9457  		v.AddArg4(ptr, idx, v0, mem)
  9458  		return true
  9459  	}
  9460  	// match: (MOVBstoreidx ptr idx w x:(MOVBstoreidx ptr (ADDconst [1] idx) (UBFX [armBFAuxInt(8, 8)] w) mem))
  9461  	// cond: x.Uses == 1 && clobber(x)
  9462  	// result: (MOVHstoreidx ptr idx w mem)
  9463  	for {
  9464  		ptr := v_0
  9465  		idx := v_1
  9466  		w := v_2
  9467  		x := v_3
  9468  		if x.Op != OpARM64MOVBstoreidx {
  9469  			break
  9470  		}
  9471  		mem := x.Args[3]
  9472  		if ptr != x.Args[0] {
  9473  			break
  9474  		}
  9475  		x_1 := x.Args[1]
  9476  		if x_1.Op != OpARM64ADDconst || auxIntToInt64(x_1.AuxInt) != 1 || idx != x_1.Args[0] {
  9477  			break
  9478  		}
  9479  		x_2 := x.Args[2]
  9480  		if x_2.Op != OpARM64UBFX || auxIntToArm64BitField(x_2.AuxInt) != armBFAuxInt(8, 8) || w != x_2.Args[0] || !(x.Uses == 1 && clobber(x)) {
  9481  			break
  9482  		}
  9483  		v.reset(OpARM64MOVHstoreidx)
  9484  		v.AddArg4(ptr, idx, w, mem)
  9485  		return true
  9486  	}
  9487  	return false
  9488  }
  9489  func rewriteValueARM64_OpARM64MOVBstorezero(v *Value) bool {
  9490  	v_1 := v.Args[1]
  9491  	v_0 := v.Args[0]
  9492  	b := v.Block
  9493  	config := b.Func.Config
  9494  	// match: (MOVBstorezero [off1] {sym} (ADDconst [off2] ptr) mem)
  9495  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  9496  	// result: (MOVBstorezero [off1+int32(off2)] {sym} ptr mem)
  9497  	for {
  9498  		off1 := auxIntToInt32(v.AuxInt)
  9499  		sym := auxToSym(v.Aux)
  9500  		if v_0.Op != OpARM64ADDconst {
  9501  			break
  9502  		}
  9503  		off2 := auxIntToInt64(v_0.AuxInt)
  9504  		ptr := v_0.Args[0]
  9505  		mem := v_1
  9506  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  9507  			break
  9508  		}
  9509  		v.reset(OpARM64MOVBstorezero)
  9510  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  9511  		v.Aux = symToAux(sym)
  9512  		v.AddArg2(ptr, mem)
  9513  		return true
  9514  	}
  9515  	// match: (MOVBstorezero [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  9516  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  9517  	// result: (MOVBstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  9518  	for {
  9519  		off1 := auxIntToInt32(v.AuxInt)
  9520  		sym1 := auxToSym(v.Aux)
  9521  		if v_0.Op != OpARM64MOVDaddr {
  9522  			break
  9523  		}
  9524  		off2 := auxIntToInt32(v_0.AuxInt)
  9525  		sym2 := auxToSym(v_0.Aux)
  9526  		ptr := v_0.Args[0]
  9527  		mem := v_1
  9528  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  9529  			break
  9530  		}
  9531  		v.reset(OpARM64MOVBstorezero)
  9532  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9533  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9534  		v.AddArg2(ptr, mem)
  9535  		return true
  9536  	}
  9537  	// match: (MOVBstorezero [off] {sym} (ADD ptr idx) mem)
  9538  	// cond: off == 0 && sym == nil
  9539  	// result: (MOVBstorezeroidx ptr idx mem)
  9540  	for {
  9541  		off := auxIntToInt32(v.AuxInt)
  9542  		sym := auxToSym(v.Aux)
  9543  		if v_0.Op != OpARM64ADD {
  9544  			break
  9545  		}
  9546  		idx := v_0.Args[1]
  9547  		ptr := v_0.Args[0]
  9548  		mem := v_1
  9549  		if !(off == 0 && sym == nil) {
  9550  			break
  9551  		}
  9552  		v.reset(OpARM64MOVBstorezeroidx)
  9553  		v.AddArg3(ptr, idx, mem)
  9554  		return true
  9555  	}
  9556  	// match: (MOVBstorezero [i] {s} ptr0 x:(MOVBstorezero [j] {s} ptr1 mem))
  9557  	// cond: x.Uses == 1 && areAdjacentOffsets(int64(i),int64(j),1) && isSamePtr(ptr0, ptr1) && clobber(x)
  9558  	// result: (MOVHstorezero [int32(min(int64(i),int64(j)))] {s} ptr0 mem)
  9559  	for {
  9560  		i := auxIntToInt32(v.AuxInt)
  9561  		s := auxToSym(v.Aux)
  9562  		ptr0 := v_0
  9563  		x := v_1
  9564  		if x.Op != OpARM64MOVBstorezero {
  9565  			break
  9566  		}
  9567  		j := auxIntToInt32(x.AuxInt)
  9568  		if auxToSym(x.Aux) != s {
  9569  			break
  9570  		}
  9571  		mem := x.Args[1]
  9572  		ptr1 := x.Args[0]
  9573  		if !(x.Uses == 1 && areAdjacentOffsets(int64(i), int64(j), 1) && isSamePtr(ptr0, ptr1) && clobber(x)) {
  9574  			break
  9575  		}
  9576  		v.reset(OpARM64MOVHstorezero)
  9577  		v.AuxInt = int32ToAuxInt(int32(min(int64(i), int64(j))))
  9578  		v.Aux = symToAux(s)
  9579  		v.AddArg2(ptr0, mem)
  9580  		return true
  9581  	}
  9582  	// match: (MOVBstorezero [1] {s} (ADD ptr0 idx0) x:(MOVBstorezeroidx ptr1 idx1 mem))
  9583  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
  9584  	// result: (MOVHstorezeroidx ptr1 idx1 mem)
  9585  	for {
  9586  		if auxIntToInt32(v.AuxInt) != 1 {
  9587  			break
  9588  		}
  9589  		s := auxToSym(v.Aux)
  9590  		if v_0.Op != OpARM64ADD {
  9591  			break
  9592  		}
  9593  		_ = v_0.Args[1]
  9594  		v_0_0 := v_0.Args[0]
  9595  		v_0_1 := v_0.Args[1]
  9596  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
  9597  			ptr0 := v_0_0
  9598  			idx0 := v_0_1
  9599  			x := v_1
  9600  			if x.Op != OpARM64MOVBstorezeroidx {
  9601  				continue
  9602  			}
  9603  			mem := x.Args[2]
  9604  			ptr1 := x.Args[0]
  9605  			idx1 := x.Args[1]
  9606  			if !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
  9607  				continue
  9608  			}
  9609  			v.reset(OpARM64MOVHstorezeroidx)
  9610  			v.AddArg3(ptr1, idx1, mem)
  9611  			return true
  9612  		}
  9613  		break
  9614  	}
  9615  	return false
  9616  }
  9617  func rewriteValueARM64_OpARM64MOVBstorezeroidx(v *Value) bool {
  9618  	v_2 := v.Args[2]
  9619  	v_1 := v.Args[1]
  9620  	v_0 := v.Args[0]
  9621  	// match: (MOVBstorezeroidx ptr (MOVDconst [c]) mem)
  9622  	// cond: is32Bit(c)
  9623  	// result: (MOVBstorezero [int32(c)] ptr mem)
  9624  	for {
  9625  		ptr := v_0
  9626  		if v_1.Op != OpARM64MOVDconst {
  9627  			break
  9628  		}
  9629  		c := auxIntToInt64(v_1.AuxInt)
  9630  		mem := v_2
  9631  		if !(is32Bit(c)) {
  9632  			break
  9633  		}
  9634  		v.reset(OpARM64MOVBstorezero)
  9635  		v.AuxInt = int32ToAuxInt(int32(c))
  9636  		v.AddArg2(ptr, mem)
  9637  		return true
  9638  	}
  9639  	// match: (MOVBstorezeroidx (MOVDconst [c]) idx mem)
  9640  	// cond: is32Bit(c)
  9641  	// result: (MOVBstorezero [int32(c)] idx mem)
  9642  	for {
  9643  		if v_0.Op != OpARM64MOVDconst {
  9644  			break
  9645  		}
  9646  		c := auxIntToInt64(v_0.AuxInt)
  9647  		idx := v_1
  9648  		mem := v_2
  9649  		if !(is32Bit(c)) {
  9650  			break
  9651  		}
  9652  		v.reset(OpARM64MOVBstorezero)
  9653  		v.AuxInt = int32ToAuxInt(int32(c))
  9654  		v.AddArg2(idx, mem)
  9655  		return true
  9656  	}
  9657  	// match: (MOVBstorezeroidx ptr (ADDconst [1] idx) x:(MOVBstorezeroidx ptr idx mem))
  9658  	// cond: x.Uses == 1 && clobber(x)
  9659  	// result: (MOVHstorezeroidx ptr idx mem)
  9660  	for {
  9661  		ptr := v_0
  9662  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 1 {
  9663  			break
  9664  		}
  9665  		idx := v_1.Args[0]
  9666  		x := v_2
  9667  		if x.Op != OpARM64MOVBstorezeroidx {
  9668  			break
  9669  		}
  9670  		mem := x.Args[2]
  9671  		if ptr != x.Args[0] || idx != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
  9672  			break
  9673  		}
  9674  		v.reset(OpARM64MOVHstorezeroidx)
  9675  		v.AddArg3(ptr, idx, mem)
  9676  		return true
  9677  	}
  9678  	return false
  9679  }
  9680  func rewriteValueARM64_OpARM64MOVDload(v *Value) bool {
  9681  	v_1 := v.Args[1]
  9682  	v_0 := v.Args[0]
  9683  	b := v.Block
  9684  	config := b.Func.Config
  9685  	// match: (MOVDload [off] {sym} ptr (FMOVDstore [off] {sym} ptr val _))
  9686  	// result: (FMOVDfpgp val)
  9687  	for {
  9688  		off := auxIntToInt32(v.AuxInt)
  9689  		sym := auxToSym(v.Aux)
  9690  		ptr := v_0
  9691  		if v_1.Op != OpARM64FMOVDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym {
  9692  			break
  9693  		}
  9694  		val := v_1.Args[1]
  9695  		if ptr != v_1.Args[0] {
  9696  			break
  9697  		}
  9698  		v.reset(OpARM64FMOVDfpgp)
  9699  		v.AddArg(val)
  9700  		return true
  9701  	}
  9702  	// match: (MOVDload [off1] {sym} (ADDconst [off2] ptr) mem)
  9703  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  9704  	// result: (MOVDload [off1+int32(off2)] {sym} ptr mem)
  9705  	for {
  9706  		off1 := auxIntToInt32(v.AuxInt)
  9707  		sym := auxToSym(v.Aux)
  9708  		if v_0.Op != OpARM64ADDconst {
  9709  			break
  9710  		}
  9711  		off2 := auxIntToInt64(v_0.AuxInt)
  9712  		ptr := v_0.Args[0]
  9713  		mem := v_1
  9714  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  9715  			break
  9716  		}
  9717  		v.reset(OpARM64MOVDload)
  9718  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
  9719  		v.Aux = symToAux(sym)
  9720  		v.AddArg2(ptr, mem)
  9721  		return true
  9722  	}
  9723  	// match: (MOVDload [off] {sym} (ADD ptr idx) mem)
  9724  	// cond: off == 0 && sym == nil
  9725  	// result: (MOVDloadidx ptr idx mem)
  9726  	for {
  9727  		off := auxIntToInt32(v.AuxInt)
  9728  		sym := auxToSym(v.Aux)
  9729  		if v_0.Op != OpARM64ADD {
  9730  			break
  9731  		}
  9732  		idx := v_0.Args[1]
  9733  		ptr := v_0.Args[0]
  9734  		mem := v_1
  9735  		if !(off == 0 && sym == nil) {
  9736  			break
  9737  		}
  9738  		v.reset(OpARM64MOVDloadidx)
  9739  		v.AddArg3(ptr, idx, mem)
  9740  		return true
  9741  	}
  9742  	// match: (MOVDload [off] {sym} (ADDshiftLL [3] ptr idx) mem)
  9743  	// cond: off == 0 && sym == nil
  9744  	// result: (MOVDloadidx8 ptr idx mem)
  9745  	for {
  9746  		off := auxIntToInt32(v.AuxInt)
  9747  		sym := auxToSym(v.Aux)
  9748  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 3 {
  9749  			break
  9750  		}
  9751  		idx := v_0.Args[1]
  9752  		ptr := v_0.Args[0]
  9753  		mem := v_1
  9754  		if !(off == 0 && sym == nil) {
  9755  			break
  9756  		}
  9757  		v.reset(OpARM64MOVDloadidx8)
  9758  		v.AddArg3(ptr, idx, mem)
  9759  		return true
  9760  	}
  9761  	// match: (MOVDload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
  9762  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
  9763  	// result: (MOVDload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
  9764  	for {
  9765  		off1 := auxIntToInt32(v.AuxInt)
  9766  		sym1 := auxToSym(v.Aux)
  9767  		if v_0.Op != OpARM64MOVDaddr {
  9768  			break
  9769  		}
  9770  		off2 := auxIntToInt32(v_0.AuxInt)
  9771  		sym2 := auxToSym(v_0.Aux)
  9772  		ptr := v_0.Args[0]
  9773  		mem := v_1
  9774  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
  9775  			break
  9776  		}
  9777  		v.reset(OpARM64MOVDload)
  9778  		v.AuxInt = int32ToAuxInt(off1 + off2)
  9779  		v.Aux = symToAux(mergeSym(sym1, sym2))
  9780  		v.AddArg2(ptr, mem)
  9781  		return true
  9782  	}
  9783  	// match: (MOVDload [off] {sym} ptr (MOVDstorezero [off2] {sym2} ptr2 _))
  9784  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
  9785  	// result: (MOVDconst [0])
  9786  	for {
  9787  		off := auxIntToInt32(v.AuxInt)
  9788  		sym := auxToSym(v.Aux)
  9789  		ptr := v_0
  9790  		if v_1.Op != OpARM64MOVDstorezero {
  9791  			break
  9792  		}
  9793  		off2 := auxIntToInt32(v_1.AuxInt)
  9794  		sym2 := auxToSym(v_1.Aux)
  9795  		ptr2 := v_1.Args[0]
  9796  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
  9797  			break
  9798  		}
  9799  		v.reset(OpARM64MOVDconst)
  9800  		v.AuxInt = int64ToAuxInt(0)
  9801  		return true
  9802  	}
  9803  	// match: (MOVDload [off] {sym} (SB) _)
  9804  	// cond: symIsRO(sym)
  9805  	// result: (MOVDconst [int64(read64(sym, int64(off), config.ctxt.Arch.ByteOrder))])
  9806  	for {
  9807  		off := auxIntToInt32(v.AuxInt)
  9808  		sym := auxToSym(v.Aux)
  9809  		if v_0.Op != OpSB || !(symIsRO(sym)) {
  9810  			break
  9811  		}
  9812  		v.reset(OpARM64MOVDconst)
  9813  		v.AuxInt = int64ToAuxInt(int64(read64(sym, int64(off), config.ctxt.Arch.ByteOrder)))
  9814  		return true
  9815  	}
  9816  	return false
  9817  }
  9818  func rewriteValueARM64_OpARM64MOVDloadidx(v *Value) bool {
  9819  	v_2 := v.Args[2]
  9820  	v_1 := v.Args[1]
  9821  	v_0 := v.Args[0]
  9822  	// match: (MOVDloadidx ptr (MOVDconst [c]) mem)
  9823  	// cond: is32Bit(c)
  9824  	// result: (MOVDload [int32(c)] ptr mem)
  9825  	for {
  9826  		ptr := v_0
  9827  		if v_1.Op != OpARM64MOVDconst {
  9828  			break
  9829  		}
  9830  		c := auxIntToInt64(v_1.AuxInt)
  9831  		mem := v_2
  9832  		if !(is32Bit(c)) {
  9833  			break
  9834  		}
  9835  		v.reset(OpARM64MOVDload)
  9836  		v.AuxInt = int32ToAuxInt(int32(c))
  9837  		v.AddArg2(ptr, mem)
  9838  		return true
  9839  	}
  9840  	// match: (MOVDloadidx (MOVDconst [c]) ptr mem)
  9841  	// cond: is32Bit(c)
  9842  	// result: (MOVDload [int32(c)] ptr mem)
  9843  	for {
  9844  		if v_0.Op != OpARM64MOVDconst {
  9845  			break
  9846  		}
  9847  		c := auxIntToInt64(v_0.AuxInt)
  9848  		ptr := v_1
  9849  		mem := v_2
  9850  		if !(is32Bit(c)) {
  9851  			break
  9852  		}
  9853  		v.reset(OpARM64MOVDload)
  9854  		v.AuxInt = int32ToAuxInt(int32(c))
  9855  		v.AddArg2(ptr, mem)
  9856  		return true
  9857  	}
  9858  	// match: (MOVDloadidx ptr (SLLconst [3] idx) mem)
  9859  	// result: (MOVDloadidx8 ptr idx mem)
  9860  	for {
  9861  		ptr := v_0
  9862  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 3 {
  9863  			break
  9864  		}
  9865  		idx := v_1.Args[0]
  9866  		mem := v_2
  9867  		v.reset(OpARM64MOVDloadidx8)
  9868  		v.AddArg3(ptr, idx, mem)
  9869  		return true
  9870  	}
  9871  	// match: (MOVDloadidx (SLLconst [3] idx) ptr mem)
  9872  	// result: (MOVDloadidx8 ptr idx mem)
  9873  	for {
  9874  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 3 {
  9875  			break
  9876  		}
  9877  		idx := v_0.Args[0]
  9878  		ptr := v_1
  9879  		mem := v_2
  9880  		v.reset(OpARM64MOVDloadidx8)
  9881  		v.AddArg3(ptr, idx, mem)
  9882  		return true
  9883  	}
  9884  	// match: (MOVDloadidx ptr idx (MOVDstorezeroidx ptr2 idx2 _))
  9885  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
  9886  	// result: (MOVDconst [0])
  9887  	for {
  9888  		ptr := v_0
  9889  		idx := v_1
  9890  		if v_2.Op != OpARM64MOVDstorezeroidx {
  9891  			break
  9892  		}
  9893  		idx2 := v_2.Args[1]
  9894  		ptr2 := v_2.Args[0]
  9895  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
  9896  			break
  9897  		}
  9898  		v.reset(OpARM64MOVDconst)
  9899  		v.AuxInt = int64ToAuxInt(0)
  9900  		return true
  9901  	}
  9902  	return false
  9903  }
  9904  func rewriteValueARM64_OpARM64MOVDloadidx8(v *Value) bool {
  9905  	v_2 := v.Args[2]
  9906  	v_1 := v.Args[1]
  9907  	v_0 := v.Args[0]
  9908  	// match: (MOVDloadidx8 ptr (MOVDconst [c]) mem)
  9909  	// cond: is32Bit(c<<3)
  9910  	// result: (MOVDload [int32(c)<<3] ptr mem)
  9911  	for {
  9912  		ptr := v_0
  9913  		if v_1.Op != OpARM64MOVDconst {
  9914  			break
  9915  		}
  9916  		c := auxIntToInt64(v_1.AuxInt)
  9917  		mem := v_2
  9918  		if !(is32Bit(c << 3)) {
  9919  			break
  9920  		}
  9921  		v.reset(OpARM64MOVDload)
  9922  		v.AuxInt = int32ToAuxInt(int32(c) << 3)
  9923  		v.AddArg2(ptr, mem)
  9924  		return true
  9925  	}
  9926  	// match: (MOVDloadidx8 ptr idx (MOVDstorezeroidx8 ptr2 idx2 _))
  9927  	// cond: isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)
  9928  	// result: (MOVDconst [0])
  9929  	for {
  9930  		ptr := v_0
  9931  		idx := v_1
  9932  		if v_2.Op != OpARM64MOVDstorezeroidx8 {
  9933  			break
  9934  		}
  9935  		idx2 := v_2.Args[1]
  9936  		ptr2 := v_2.Args[0]
  9937  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)) {
  9938  			break
  9939  		}
  9940  		v.reset(OpARM64MOVDconst)
  9941  		v.AuxInt = int64ToAuxInt(0)
  9942  		return true
  9943  	}
  9944  	return false
  9945  }
  9946  func rewriteValueARM64_OpARM64MOVDnop(v *Value) bool {
  9947  	v_0 := v.Args[0]
  9948  	// match: (MOVDnop (MOVDconst [c]))
  9949  	// result: (MOVDconst [c])
  9950  	for {
  9951  		if v_0.Op != OpARM64MOVDconst {
  9952  			break
  9953  		}
  9954  		c := auxIntToInt64(v_0.AuxInt)
  9955  		v.reset(OpARM64MOVDconst)
  9956  		v.AuxInt = int64ToAuxInt(c)
  9957  		return true
  9958  	}
  9959  	return false
  9960  }
  9961  func rewriteValueARM64_OpARM64MOVDreg(v *Value) bool {
  9962  	v_0 := v.Args[0]
  9963  	// match: (MOVDreg x)
  9964  	// cond: x.Uses == 1
  9965  	// result: (MOVDnop x)
  9966  	for {
  9967  		x := v_0
  9968  		if !(x.Uses == 1) {
  9969  			break
  9970  		}
  9971  		v.reset(OpARM64MOVDnop)
  9972  		v.AddArg(x)
  9973  		return true
  9974  	}
  9975  	// match: (MOVDreg (MOVDconst [c]))
  9976  	// result: (MOVDconst [c])
  9977  	for {
  9978  		if v_0.Op != OpARM64MOVDconst {
  9979  			break
  9980  		}
  9981  		c := auxIntToInt64(v_0.AuxInt)
  9982  		v.reset(OpARM64MOVDconst)
  9983  		v.AuxInt = int64ToAuxInt(c)
  9984  		return true
  9985  	}
  9986  	return false
  9987  }
  9988  func rewriteValueARM64_OpARM64MOVDstore(v *Value) bool {
  9989  	v_2 := v.Args[2]
  9990  	v_1 := v.Args[1]
  9991  	v_0 := v.Args[0]
  9992  	b := v.Block
  9993  	config := b.Func.Config
  9994  	// match: (MOVDstore [off] {sym} ptr (FMOVDfpgp val) mem)
  9995  	// result: (FMOVDstore [off] {sym} ptr val mem)
  9996  	for {
  9997  		off := auxIntToInt32(v.AuxInt)
  9998  		sym := auxToSym(v.Aux)
  9999  		ptr := v_0
 10000  		if v_1.Op != OpARM64FMOVDfpgp {
 10001  			break
 10002  		}
 10003  		val := v_1.Args[0]
 10004  		mem := v_2
 10005  		v.reset(OpARM64FMOVDstore)
 10006  		v.AuxInt = int32ToAuxInt(off)
 10007  		v.Aux = symToAux(sym)
 10008  		v.AddArg3(ptr, val, mem)
 10009  		return true
 10010  	}
 10011  	// match: (MOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem)
 10012  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10013  	// result: (MOVDstore [off1+int32(off2)] {sym} ptr val mem)
 10014  	for {
 10015  		off1 := auxIntToInt32(v.AuxInt)
 10016  		sym := auxToSym(v.Aux)
 10017  		if v_0.Op != OpARM64ADDconst {
 10018  			break
 10019  		}
 10020  		off2 := auxIntToInt64(v_0.AuxInt)
 10021  		ptr := v_0.Args[0]
 10022  		val := v_1
 10023  		mem := v_2
 10024  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10025  			break
 10026  		}
 10027  		v.reset(OpARM64MOVDstore)
 10028  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 10029  		v.Aux = symToAux(sym)
 10030  		v.AddArg3(ptr, val, mem)
 10031  		return true
 10032  	}
 10033  	// match: (MOVDstore [off] {sym} (ADD ptr idx) val mem)
 10034  	// cond: off == 0 && sym == nil
 10035  	// result: (MOVDstoreidx ptr idx val mem)
 10036  	for {
 10037  		off := auxIntToInt32(v.AuxInt)
 10038  		sym := auxToSym(v.Aux)
 10039  		if v_0.Op != OpARM64ADD {
 10040  			break
 10041  		}
 10042  		idx := v_0.Args[1]
 10043  		ptr := v_0.Args[0]
 10044  		val := v_1
 10045  		mem := v_2
 10046  		if !(off == 0 && sym == nil) {
 10047  			break
 10048  		}
 10049  		v.reset(OpARM64MOVDstoreidx)
 10050  		v.AddArg4(ptr, idx, val, mem)
 10051  		return true
 10052  	}
 10053  	// match: (MOVDstore [off] {sym} (ADDshiftLL [3] ptr idx) val mem)
 10054  	// cond: off == 0 && sym == nil
 10055  	// result: (MOVDstoreidx8 ptr idx val mem)
 10056  	for {
 10057  		off := auxIntToInt32(v.AuxInt)
 10058  		sym := auxToSym(v.Aux)
 10059  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 3 {
 10060  			break
 10061  		}
 10062  		idx := v_0.Args[1]
 10063  		ptr := v_0.Args[0]
 10064  		val := v_1
 10065  		mem := v_2
 10066  		if !(off == 0 && sym == nil) {
 10067  			break
 10068  		}
 10069  		v.reset(OpARM64MOVDstoreidx8)
 10070  		v.AddArg4(ptr, idx, val, mem)
 10071  		return true
 10072  	}
 10073  	// match: (MOVDstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
 10074  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10075  	// result: (MOVDstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
 10076  	for {
 10077  		off1 := auxIntToInt32(v.AuxInt)
 10078  		sym1 := auxToSym(v.Aux)
 10079  		if v_0.Op != OpARM64MOVDaddr {
 10080  			break
 10081  		}
 10082  		off2 := auxIntToInt32(v_0.AuxInt)
 10083  		sym2 := auxToSym(v_0.Aux)
 10084  		ptr := v_0.Args[0]
 10085  		val := v_1
 10086  		mem := v_2
 10087  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10088  			break
 10089  		}
 10090  		v.reset(OpARM64MOVDstore)
 10091  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10092  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10093  		v.AddArg3(ptr, val, mem)
 10094  		return true
 10095  	}
 10096  	// match: (MOVDstore [off] {sym} ptr (MOVDconst [0]) mem)
 10097  	// result: (MOVDstorezero [off] {sym} ptr mem)
 10098  	for {
 10099  		off := auxIntToInt32(v.AuxInt)
 10100  		sym := auxToSym(v.Aux)
 10101  		ptr := v_0
 10102  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
 10103  			break
 10104  		}
 10105  		mem := v_2
 10106  		v.reset(OpARM64MOVDstorezero)
 10107  		v.AuxInt = int32ToAuxInt(off)
 10108  		v.Aux = symToAux(sym)
 10109  		v.AddArg2(ptr, mem)
 10110  		return true
 10111  	}
 10112  	return false
 10113  }
 10114  func rewriteValueARM64_OpARM64MOVDstoreidx(v *Value) bool {
 10115  	v_3 := v.Args[3]
 10116  	v_2 := v.Args[2]
 10117  	v_1 := v.Args[1]
 10118  	v_0 := v.Args[0]
 10119  	// match: (MOVDstoreidx ptr (MOVDconst [c]) val mem)
 10120  	// cond: is32Bit(c)
 10121  	// result: (MOVDstore [int32(c)] ptr val mem)
 10122  	for {
 10123  		ptr := v_0
 10124  		if v_1.Op != OpARM64MOVDconst {
 10125  			break
 10126  		}
 10127  		c := auxIntToInt64(v_1.AuxInt)
 10128  		val := v_2
 10129  		mem := v_3
 10130  		if !(is32Bit(c)) {
 10131  			break
 10132  		}
 10133  		v.reset(OpARM64MOVDstore)
 10134  		v.AuxInt = int32ToAuxInt(int32(c))
 10135  		v.AddArg3(ptr, val, mem)
 10136  		return true
 10137  	}
 10138  	// match: (MOVDstoreidx (MOVDconst [c]) idx val mem)
 10139  	// cond: is32Bit(c)
 10140  	// result: (MOVDstore [int32(c)] idx val mem)
 10141  	for {
 10142  		if v_0.Op != OpARM64MOVDconst {
 10143  			break
 10144  		}
 10145  		c := auxIntToInt64(v_0.AuxInt)
 10146  		idx := v_1
 10147  		val := v_2
 10148  		mem := v_3
 10149  		if !(is32Bit(c)) {
 10150  			break
 10151  		}
 10152  		v.reset(OpARM64MOVDstore)
 10153  		v.AuxInt = int32ToAuxInt(int32(c))
 10154  		v.AddArg3(idx, val, mem)
 10155  		return true
 10156  	}
 10157  	// match: (MOVDstoreidx ptr (SLLconst [3] idx) val mem)
 10158  	// result: (MOVDstoreidx8 ptr idx val mem)
 10159  	for {
 10160  		ptr := v_0
 10161  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 3 {
 10162  			break
 10163  		}
 10164  		idx := v_1.Args[0]
 10165  		val := v_2
 10166  		mem := v_3
 10167  		v.reset(OpARM64MOVDstoreidx8)
 10168  		v.AddArg4(ptr, idx, val, mem)
 10169  		return true
 10170  	}
 10171  	// match: (MOVDstoreidx (SLLconst [3] idx) ptr val mem)
 10172  	// result: (MOVDstoreidx8 ptr idx val mem)
 10173  	for {
 10174  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 3 {
 10175  			break
 10176  		}
 10177  		idx := v_0.Args[0]
 10178  		ptr := v_1
 10179  		val := v_2
 10180  		mem := v_3
 10181  		v.reset(OpARM64MOVDstoreidx8)
 10182  		v.AddArg4(ptr, idx, val, mem)
 10183  		return true
 10184  	}
 10185  	// match: (MOVDstoreidx ptr idx (MOVDconst [0]) mem)
 10186  	// result: (MOVDstorezeroidx ptr idx mem)
 10187  	for {
 10188  		ptr := v_0
 10189  		idx := v_1
 10190  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 10191  			break
 10192  		}
 10193  		mem := v_3
 10194  		v.reset(OpARM64MOVDstorezeroidx)
 10195  		v.AddArg3(ptr, idx, mem)
 10196  		return true
 10197  	}
 10198  	return false
 10199  }
 10200  func rewriteValueARM64_OpARM64MOVDstoreidx8(v *Value) bool {
 10201  	v_3 := v.Args[3]
 10202  	v_2 := v.Args[2]
 10203  	v_1 := v.Args[1]
 10204  	v_0 := v.Args[0]
 10205  	// match: (MOVDstoreidx8 ptr (MOVDconst [c]) val mem)
 10206  	// cond: is32Bit(c<<3)
 10207  	// result: (MOVDstore [int32(c)<<3] ptr val mem)
 10208  	for {
 10209  		ptr := v_0
 10210  		if v_1.Op != OpARM64MOVDconst {
 10211  			break
 10212  		}
 10213  		c := auxIntToInt64(v_1.AuxInt)
 10214  		val := v_2
 10215  		mem := v_3
 10216  		if !(is32Bit(c << 3)) {
 10217  			break
 10218  		}
 10219  		v.reset(OpARM64MOVDstore)
 10220  		v.AuxInt = int32ToAuxInt(int32(c) << 3)
 10221  		v.AddArg3(ptr, val, mem)
 10222  		return true
 10223  	}
 10224  	// match: (MOVDstoreidx8 ptr idx (MOVDconst [0]) mem)
 10225  	// result: (MOVDstorezeroidx8 ptr idx mem)
 10226  	for {
 10227  		ptr := v_0
 10228  		idx := v_1
 10229  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 10230  			break
 10231  		}
 10232  		mem := v_3
 10233  		v.reset(OpARM64MOVDstorezeroidx8)
 10234  		v.AddArg3(ptr, idx, mem)
 10235  		return true
 10236  	}
 10237  	return false
 10238  }
 10239  func rewriteValueARM64_OpARM64MOVDstorezero(v *Value) bool {
 10240  	v_1 := v.Args[1]
 10241  	v_0 := v.Args[0]
 10242  	b := v.Block
 10243  	config := b.Func.Config
 10244  	// match: (MOVDstorezero [off1] {sym} (ADDconst [off2] ptr) mem)
 10245  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10246  	// result: (MOVDstorezero [off1+int32(off2)] {sym} ptr mem)
 10247  	for {
 10248  		off1 := auxIntToInt32(v.AuxInt)
 10249  		sym := auxToSym(v.Aux)
 10250  		if v_0.Op != OpARM64ADDconst {
 10251  			break
 10252  		}
 10253  		off2 := auxIntToInt64(v_0.AuxInt)
 10254  		ptr := v_0.Args[0]
 10255  		mem := v_1
 10256  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10257  			break
 10258  		}
 10259  		v.reset(OpARM64MOVDstorezero)
 10260  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 10261  		v.Aux = symToAux(sym)
 10262  		v.AddArg2(ptr, mem)
 10263  		return true
 10264  	}
 10265  	// match: (MOVDstorezero [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 10266  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10267  	// result: (MOVDstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 10268  	for {
 10269  		off1 := auxIntToInt32(v.AuxInt)
 10270  		sym1 := auxToSym(v.Aux)
 10271  		if v_0.Op != OpARM64MOVDaddr {
 10272  			break
 10273  		}
 10274  		off2 := auxIntToInt32(v_0.AuxInt)
 10275  		sym2 := auxToSym(v_0.Aux)
 10276  		ptr := v_0.Args[0]
 10277  		mem := v_1
 10278  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10279  			break
 10280  		}
 10281  		v.reset(OpARM64MOVDstorezero)
 10282  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10283  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10284  		v.AddArg2(ptr, mem)
 10285  		return true
 10286  	}
 10287  	// match: (MOVDstorezero [off] {sym} (ADD ptr idx) mem)
 10288  	// cond: off == 0 && sym == nil
 10289  	// result: (MOVDstorezeroidx ptr idx mem)
 10290  	for {
 10291  		off := auxIntToInt32(v.AuxInt)
 10292  		sym := auxToSym(v.Aux)
 10293  		if v_0.Op != OpARM64ADD {
 10294  			break
 10295  		}
 10296  		idx := v_0.Args[1]
 10297  		ptr := v_0.Args[0]
 10298  		mem := v_1
 10299  		if !(off == 0 && sym == nil) {
 10300  			break
 10301  		}
 10302  		v.reset(OpARM64MOVDstorezeroidx)
 10303  		v.AddArg3(ptr, idx, mem)
 10304  		return true
 10305  	}
 10306  	// match: (MOVDstorezero [off] {sym} (ADDshiftLL [3] ptr idx) mem)
 10307  	// cond: off == 0 && sym == nil
 10308  	// result: (MOVDstorezeroidx8 ptr idx mem)
 10309  	for {
 10310  		off := auxIntToInt32(v.AuxInt)
 10311  		sym := auxToSym(v.Aux)
 10312  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 3 {
 10313  			break
 10314  		}
 10315  		idx := v_0.Args[1]
 10316  		ptr := v_0.Args[0]
 10317  		mem := v_1
 10318  		if !(off == 0 && sym == nil) {
 10319  			break
 10320  		}
 10321  		v.reset(OpARM64MOVDstorezeroidx8)
 10322  		v.AddArg3(ptr, idx, mem)
 10323  		return true
 10324  	}
 10325  	// match: (MOVDstorezero [i] {s} ptr0 x:(MOVDstorezero [j] {s} ptr1 mem))
 10326  	// cond: x.Uses == 1 && areAdjacentOffsets(int64(i),int64(j),8) && isSamePtr(ptr0, ptr1) && clobber(x)
 10327  	// result: (MOVQstorezero [int32(min(int64(i),int64(j)))] {s} ptr0 mem)
 10328  	for {
 10329  		i := auxIntToInt32(v.AuxInt)
 10330  		s := auxToSym(v.Aux)
 10331  		ptr0 := v_0
 10332  		x := v_1
 10333  		if x.Op != OpARM64MOVDstorezero {
 10334  			break
 10335  		}
 10336  		j := auxIntToInt32(x.AuxInt)
 10337  		if auxToSym(x.Aux) != s {
 10338  			break
 10339  		}
 10340  		mem := x.Args[1]
 10341  		ptr1 := x.Args[0]
 10342  		if !(x.Uses == 1 && areAdjacentOffsets(int64(i), int64(j), 8) && isSamePtr(ptr0, ptr1) && clobber(x)) {
 10343  			break
 10344  		}
 10345  		v.reset(OpARM64MOVQstorezero)
 10346  		v.AuxInt = int32ToAuxInt(int32(min(int64(i), int64(j))))
 10347  		v.Aux = symToAux(s)
 10348  		v.AddArg2(ptr0, mem)
 10349  		return true
 10350  	}
 10351  	// match: (MOVDstorezero [8] {s} p0:(ADD ptr0 idx0) x:(MOVDstorezeroidx ptr1 idx1 mem))
 10352  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 10353  	// result: (MOVQstorezero [0] {s} p0 mem)
 10354  	for {
 10355  		if auxIntToInt32(v.AuxInt) != 8 {
 10356  			break
 10357  		}
 10358  		s := auxToSym(v.Aux)
 10359  		p0 := v_0
 10360  		if p0.Op != OpARM64ADD {
 10361  			break
 10362  		}
 10363  		_ = p0.Args[1]
 10364  		p0_0 := p0.Args[0]
 10365  		p0_1 := p0.Args[1]
 10366  		for _i0 := 0; _i0 <= 1; _i0, p0_0, p0_1 = _i0+1, p0_1, p0_0 {
 10367  			ptr0 := p0_0
 10368  			idx0 := p0_1
 10369  			x := v_1
 10370  			if x.Op != OpARM64MOVDstorezeroidx {
 10371  				continue
 10372  			}
 10373  			mem := x.Args[2]
 10374  			ptr1 := x.Args[0]
 10375  			idx1 := x.Args[1]
 10376  			if !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 10377  				continue
 10378  			}
 10379  			v.reset(OpARM64MOVQstorezero)
 10380  			v.AuxInt = int32ToAuxInt(0)
 10381  			v.Aux = symToAux(s)
 10382  			v.AddArg2(p0, mem)
 10383  			return true
 10384  		}
 10385  		break
 10386  	}
 10387  	// match: (MOVDstorezero [8] {s} p0:(ADDshiftLL [3] ptr0 idx0) x:(MOVDstorezeroidx8 ptr1 idx1 mem))
 10388  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 10389  	// result: (MOVQstorezero [0] {s} p0 mem)
 10390  	for {
 10391  		if auxIntToInt32(v.AuxInt) != 8 {
 10392  			break
 10393  		}
 10394  		s := auxToSym(v.Aux)
 10395  		p0 := v_0
 10396  		if p0.Op != OpARM64ADDshiftLL || auxIntToInt64(p0.AuxInt) != 3 {
 10397  			break
 10398  		}
 10399  		idx0 := p0.Args[1]
 10400  		ptr0 := p0.Args[0]
 10401  		x := v_1
 10402  		if x.Op != OpARM64MOVDstorezeroidx8 {
 10403  			break
 10404  		}
 10405  		mem := x.Args[2]
 10406  		ptr1 := x.Args[0]
 10407  		idx1 := x.Args[1]
 10408  		if !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 10409  			break
 10410  		}
 10411  		v.reset(OpARM64MOVQstorezero)
 10412  		v.AuxInt = int32ToAuxInt(0)
 10413  		v.Aux = symToAux(s)
 10414  		v.AddArg2(p0, mem)
 10415  		return true
 10416  	}
 10417  	return false
 10418  }
 10419  func rewriteValueARM64_OpARM64MOVDstorezeroidx(v *Value) bool {
 10420  	v_2 := v.Args[2]
 10421  	v_1 := v.Args[1]
 10422  	v_0 := v.Args[0]
 10423  	// match: (MOVDstorezeroidx ptr (MOVDconst [c]) mem)
 10424  	// cond: is32Bit(c)
 10425  	// result: (MOVDstorezero [int32(c)] ptr mem)
 10426  	for {
 10427  		ptr := v_0
 10428  		if v_1.Op != OpARM64MOVDconst {
 10429  			break
 10430  		}
 10431  		c := auxIntToInt64(v_1.AuxInt)
 10432  		mem := v_2
 10433  		if !(is32Bit(c)) {
 10434  			break
 10435  		}
 10436  		v.reset(OpARM64MOVDstorezero)
 10437  		v.AuxInt = int32ToAuxInt(int32(c))
 10438  		v.AddArg2(ptr, mem)
 10439  		return true
 10440  	}
 10441  	// match: (MOVDstorezeroidx (MOVDconst [c]) idx mem)
 10442  	// cond: is32Bit(c)
 10443  	// result: (MOVDstorezero [int32(c)] idx mem)
 10444  	for {
 10445  		if v_0.Op != OpARM64MOVDconst {
 10446  			break
 10447  		}
 10448  		c := auxIntToInt64(v_0.AuxInt)
 10449  		idx := v_1
 10450  		mem := v_2
 10451  		if !(is32Bit(c)) {
 10452  			break
 10453  		}
 10454  		v.reset(OpARM64MOVDstorezero)
 10455  		v.AuxInt = int32ToAuxInt(int32(c))
 10456  		v.AddArg2(idx, mem)
 10457  		return true
 10458  	}
 10459  	// match: (MOVDstorezeroidx ptr (SLLconst [3] idx) mem)
 10460  	// result: (MOVDstorezeroidx8 ptr idx mem)
 10461  	for {
 10462  		ptr := v_0
 10463  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 3 {
 10464  			break
 10465  		}
 10466  		idx := v_1.Args[0]
 10467  		mem := v_2
 10468  		v.reset(OpARM64MOVDstorezeroidx8)
 10469  		v.AddArg3(ptr, idx, mem)
 10470  		return true
 10471  	}
 10472  	// match: (MOVDstorezeroidx (SLLconst [3] idx) ptr mem)
 10473  	// result: (MOVDstorezeroidx8 ptr idx mem)
 10474  	for {
 10475  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 3 {
 10476  			break
 10477  		}
 10478  		idx := v_0.Args[0]
 10479  		ptr := v_1
 10480  		mem := v_2
 10481  		v.reset(OpARM64MOVDstorezeroidx8)
 10482  		v.AddArg3(ptr, idx, mem)
 10483  		return true
 10484  	}
 10485  	return false
 10486  }
 10487  func rewriteValueARM64_OpARM64MOVDstorezeroidx8(v *Value) bool {
 10488  	v_2 := v.Args[2]
 10489  	v_1 := v.Args[1]
 10490  	v_0 := v.Args[0]
 10491  	// match: (MOVDstorezeroidx8 ptr (MOVDconst [c]) mem)
 10492  	// cond: is32Bit(c<<3)
 10493  	// result: (MOVDstorezero [int32(c<<3)] ptr mem)
 10494  	for {
 10495  		ptr := v_0
 10496  		if v_1.Op != OpARM64MOVDconst {
 10497  			break
 10498  		}
 10499  		c := auxIntToInt64(v_1.AuxInt)
 10500  		mem := v_2
 10501  		if !(is32Bit(c << 3)) {
 10502  			break
 10503  		}
 10504  		v.reset(OpARM64MOVDstorezero)
 10505  		v.AuxInt = int32ToAuxInt(int32(c << 3))
 10506  		v.AddArg2(ptr, mem)
 10507  		return true
 10508  	}
 10509  	return false
 10510  }
 10511  func rewriteValueARM64_OpARM64MOVHUload(v *Value) bool {
 10512  	v_1 := v.Args[1]
 10513  	v_0 := v.Args[0]
 10514  	b := v.Block
 10515  	config := b.Func.Config
 10516  	// match: (MOVHUload [off1] {sym} (ADDconst [off2] ptr) mem)
 10517  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10518  	// result: (MOVHUload [off1+int32(off2)] {sym} ptr mem)
 10519  	for {
 10520  		off1 := auxIntToInt32(v.AuxInt)
 10521  		sym := auxToSym(v.Aux)
 10522  		if v_0.Op != OpARM64ADDconst {
 10523  			break
 10524  		}
 10525  		off2 := auxIntToInt64(v_0.AuxInt)
 10526  		ptr := v_0.Args[0]
 10527  		mem := v_1
 10528  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10529  			break
 10530  		}
 10531  		v.reset(OpARM64MOVHUload)
 10532  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 10533  		v.Aux = symToAux(sym)
 10534  		v.AddArg2(ptr, mem)
 10535  		return true
 10536  	}
 10537  	// match: (MOVHUload [off] {sym} (ADD ptr idx) mem)
 10538  	// cond: off == 0 && sym == nil
 10539  	// result: (MOVHUloadidx ptr idx mem)
 10540  	for {
 10541  		off := auxIntToInt32(v.AuxInt)
 10542  		sym := auxToSym(v.Aux)
 10543  		if v_0.Op != OpARM64ADD {
 10544  			break
 10545  		}
 10546  		idx := v_0.Args[1]
 10547  		ptr := v_0.Args[0]
 10548  		mem := v_1
 10549  		if !(off == 0 && sym == nil) {
 10550  			break
 10551  		}
 10552  		v.reset(OpARM64MOVHUloadidx)
 10553  		v.AddArg3(ptr, idx, mem)
 10554  		return true
 10555  	}
 10556  	// match: (MOVHUload [off] {sym} (ADDshiftLL [1] ptr idx) mem)
 10557  	// cond: off == 0 && sym == nil
 10558  	// result: (MOVHUloadidx2 ptr idx mem)
 10559  	for {
 10560  		off := auxIntToInt32(v.AuxInt)
 10561  		sym := auxToSym(v.Aux)
 10562  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 10563  			break
 10564  		}
 10565  		idx := v_0.Args[1]
 10566  		ptr := v_0.Args[0]
 10567  		mem := v_1
 10568  		if !(off == 0 && sym == nil) {
 10569  			break
 10570  		}
 10571  		v.reset(OpARM64MOVHUloadidx2)
 10572  		v.AddArg3(ptr, idx, mem)
 10573  		return true
 10574  	}
 10575  	// match: (MOVHUload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 10576  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10577  	// result: (MOVHUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 10578  	for {
 10579  		off1 := auxIntToInt32(v.AuxInt)
 10580  		sym1 := auxToSym(v.Aux)
 10581  		if v_0.Op != OpARM64MOVDaddr {
 10582  			break
 10583  		}
 10584  		off2 := auxIntToInt32(v_0.AuxInt)
 10585  		sym2 := auxToSym(v_0.Aux)
 10586  		ptr := v_0.Args[0]
 10587  		mem := v_1
 10588  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10589  			break
 10590  		}
 10591  		v.reset(OpARM64MOVHUload)
 10592  		v.AuxInt = int32ToAuxInt(off1 + off2)
 10593  		v.Aux = symToAux(mergeSym(sym1, sym2))
 10594  		v.AddArg2(ptr, mem)
 10595  		return true
 10596  	}
 10597  	// match: (MOVHUload [off] {sym} ptr (MOVHstorezero [off2] {sym2} ptr2 _))
 10598  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 10599  	// result: (MOVDconst [0])
 10600  	for {
 10601  		off := auxIntToInt32(v.AuxInt)
 10602  		sym := auxToSym(v.Aux)
 10603  		ptr := v_0
 10604  		if v_1.Op != OpARM64MOVHstorezero {
 10605  			break
 10606  		}
 10607  		off2 := auxIntToInt32(v_1.AuxInt)
 10608  		sym2 := auxToSym(v_1.Aux)
 10609  		ptr2 := v_1.Args[0]
 10610  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 10611  			break
 10612  		}
 10613  		v.reset(OpARM64MOVDconst)
 10614  		v.AuxInt = int64ToAuxInt(0)
 10615  		return true
 10616  	}
 10617  	// match: (MOVHUload [off] {sym} (SB) _)
 10618  	// cond: symIsRO(sym)
 10619  	// result: (MOVDconst [int64(read16(sym, int64(off), config.ctxt.Arch.ByteOrder))])
 10620  	for {
 10621  		off := auxIntToInt32(v.AuxInt)
 10622  		sym := auxToSym(v.Aux)
 10623  		if v_0.Op != OpSB || !(symIsRO(sym)) {
 10624  			break
 10625  		}
 10626  		v.reset(OpARM64MOVDconst)
 10627  		v.AuxInt = int64ToAuxInt(int64(read16(sym, int64(off), config.ctxt.Arch.ByteOrder)))
 10628  		return true
 10629  	}
 10630  	return false
 10631  }
 10632  func rewriteValueARM64_OpARM64MOVHUloadidx(v *Value) bool {
 10633  	v_2 := v.Args[2]
 10634  	v_1 := v.Args[1]
 10635  	v_0 := v.Args[0]
 10636  	// match: (MOVHUloadidx ptr (MOVDconst [c]) mem)
 10637  	// cond: is32Bit(c)
 10638  	// result: (MOVHUload [int32(c)] ptr mem)
 10639  	for {
 10640  		ptr := v_0
 10641  		if v_1.Op != OpARM64MOVDconst {
 10642  			break
 10643  		}
 10644  		c := auxIntToInt64(v_1.AuxInt)
 10645  		mem := v_2
 10646  		if !(is32Bit(c)) {
 10647  			break
 10648  		}
 10649  		v.reset(OpARM64MOVHUload)
 10650  		v.AuxInt = int32ToAuxInt(int32(c))
 10651  		v.AddArg2(ptr, mem)
 10652  		return true
 10653  	}
 10654  	// match: (MOVHUloadidx (MOVDconst [c]) ptr mem)
 10655  	// cond: is32Bit(c)
 10656  	// result: (MOVHUload [int32(c)] ptr mem)
 10657  	for {
 10658  		if v_0.Op != OpARM64MOVDconst {
 10659  			break
 10660  		}
 10661  		c := auxIntToInt64(v_0.AuxInt)
 10662  		ptr := v_1
 10663  		mem := v_2
 10664  		if !(is32Bit(c)) {
 10665  			break
 10666  		}
 10667  		v.reset(OpARM64MOVHUload)
 10668  		v.AuxInt = int32ToAuxInt(int32(c))
 10669  		v.AddArg2(ptr, mem)
 10670  		return true
 10671  	}
 10672  	// match: (MOVHUloadidx ptr (SLLconst [1] idx) mem)
 10673  	// result: (MOVHUloadidx2 ptr idx mem)
 10674  	for {
 10675  		ptr := v_0
 10676  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 1 {
 10677  			break
 10678  		}
 10679  		idx := v_1.Args[0]
 10680  		mem := v_2
 10681  		v.reset(OpARM64MOVHUloadidx2)
 10682  		v.AddArg3(ptr, idx, mem)
 10683  		return true
 10684  	}
 10685  	// match: (MOVHUloadidx ptr (ADD idx idx) mem)
 10686  	// result: (MOVHUloadidx2 ptr idx mem)
 10687  	for {
 10688  		ptr := v_0
 10689  		if v_1.Op != OpARM64ADD {
 10690  			break
 10691  		}
 10692  		idx := v_1.Args[1]
 10693  		if idx != v_1.Args[0] {
 10694  			break
 10695  		}
 10696  		mem := v_2
 10697  		v.reset(OpARM64MOVHUloadidx2)
 10698  		v.AddArg3(ptr, idx, mem)
 10699  		return true
 10700  	}
 10701  	// match: (MOVHUloadidx (ADD idx idx) ptr mem)
 10702  	// result: (MOVHUloadidx2 ptr idx mem)
 10703  	for {
 10704  		if v_0.Op != OpARM64ADD {
 10705  			break
 10706  		}
 10707  		idx := v_0.Args[1]
 10708  		if idx != v_0.Args[0] {
 10709  			break
 10710  		}
 10711  		ptr := v_1
 10712  		mem := v_2
 10713  		v.reset(OpARM64MOVHUloadidx2)
 10714  		v.AddArg3(ptr, idx, mem)
 10715  		return true
 10716  	}
 10717  	// match: (MOVHUloadidx ptr idx (MOVHstorezeroidx ptr2 idx2 _))
 10718  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
 10719  	// result: (MOVDconst [0])
 10720  	for {
 10721  		ptr := v_0
 10722  		idx := v_1
 10723  		if v_2.Op != OpARM64MOVHstorezeroidx {
 10724  			break
 10725  		}
 10726  		idx2 := v_2.Args[1]
 10727  		ptr2 := v_2.Args[0]
 10728  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
 10729  			break
 10730  		}
 10731  		v.reset(OpARM64MOVDconst)
 10732  		v.AuxInt = int64ToAuxInt(0)
 10733  		return true
 10734  	}
 10735  	return false
 10736  }
 10737  func rewriteValueARM64_OpARM64MOVHUloadidx2(v *Value) bool {
 10738  	v_2 := v.Args[2]
 10739  	v_1 := v.Args[1]
 10740  	v_0 := v.Args[0]
 10741  	// match: (MOVHUloadidx2 ptr (MOVDconst [c]) mem)
 10742  	// cond: is32Bit(c<<1)
 10743  	// result: (MOVHUload [int32(c)<<1] ptr mem)
 10744  	for {
 10745  		ptr := v_0
 10746  		if v_1.Op != OpARM64MOVDconst {
 10747  			break
 10748  		}
 10749  		c := auxIntToInt64(v_1.AuxInt)
 10750  		mem := v_2
 10751  		if !(is32Bit(c << 1)) {
 10752  			break
 10753  		}
 10754  		v.reset(OpARM64MOVHUload)
 10755  		v.AuxInt = int32ToAuxInt(int32(c) << 1)
 10756  		v.AddArg2(ptr, mem)
 10757  		return true
 10758  	}
 10759  	// match: (MOVHUloadidx2 ptr idx (MOVHstorezeroidx2 ptr2 idx2 _))
 10760  	// cond: isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)
 10761  	// result: (MOVDconst [0])
 10762  	for {
 10763  		ptr := v_0
 10764  		idx := v_1
 10765  		if v_2.Op != OpARM64MOVHstorezeroidx2 {
 10766  			break
 10767  		}
 10768  		idx2 := v_2.Args[1]
 10769  		ptr2 := v_2.Args[0]
 10770  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)) {
 10771  			break
 10772  		}
 10773  		v.reset(OpARM64MOVDconst)
 10774  		v.AuxInt = int64ToAuxInt(0)
 10775  		return true
 10776  	}
 10777  	return false
 10778  }
 10779  func rewriteValueARM64_OpARM64MOVHUreg(v *Value) bool {
 10780  	v_0 := v.Args[0]
 10781  	// match: (MOVHUreg x:(MOVBUload _ _))
 10782  	// result: (MOVDreg x)
 10783  	for {
 10784  		x := v_0
 10785  		if x.Op != OpARM64MOVBUload {
 10786  			break
 10787  		}
 10788  		v.reset(OpARM64MOVDreg)
 10789  		v.AddArg(x)
 10790  		return true
 10791  	}
 10792  	// match: (MOVHUreg x:(MOVHUload _ _))
 10793  	// result: (MOVDreg x)
 10794  	for {
 10795  		x := v_0
 10796  		if x.Op != OpARM64MOVHUload {
 10797  			break
 10798  		}
 10799  		v.reset(OpARM64MOVDreg)
 10800  		v.AddArg(x)
 10801  		return true
 10802  	}
 10803  	// match: (MOVHUreg x:(MOVBUloadidx _ _ _))
 10804  	// result: (MOVDreg x)
 10805  	for {
 10806  		x := v_0
 10807  		if x.Op != OpARM64MOVBUloadidx {
 10808  			break
 10809  		}
 10810  		v.reset(OpARM64MOVDreg)
 10811  		v.AddArg(x)
 10812  		return true
 10813  	}
 10814  	// match: (MOVHUreg x:(MOVHUloadidx _ _ _))
 10815  	// result: (MOVDreg x)
 10816  	for {
 10817  		x := v_0
 10818  		if x.Op != OpARM64MOVHUloadidx {
 10819  			break
 10820  		}
 10821  		v.reset(OpARM64MOVDreg)
 10822  		v.AddArg(x)
 10823  		return true
 10824  	}
 10825  	// match: (MOVHUreg x:(MOVHUloadidx2 _ _ _))
 10826  	// result: (MOVDreg x)
 10827  	for {
 10828  		x := v_0
 10829  		if x.Op != OpARM64MOVHUloadidx2 {
 10830  			break
 10831  		}
 10832  		v.reset(OpARM64MOVDreg)
 10833  		v.AddArg(x)
 10834  		return true
 10835  	}
 10836  	// match: (MOVHUreg x:(MOVBUreg _))
 10837  	// result: (MOVDreg x)
 10838  	for {
 10839  		x := v_0
 10840  		if x.Op != OpARM64MOVBUreg {
 10841  			break
 10842  		}
 10843  		v.reset(OpARM64MOVDreg)
 10844  		v.AddArg(x)
 10845  		return true
 10846  	}
 10847  	// match: (MOVHUreg x:(MOVHUreg _))
 10848  	// result: (MOVDreg x)
 10849  	for {
 10850  		x := v_0
 10851  		if x.Op != OpARM64MOVHUreg {
 10852  			break
 10853  		}
 10854  		v.reset(OpARM64MOVDreg)
 10855  		v.AddArg(x)
 10856  		return true
 10857  	}
 10858  	// match: (MOVHUreg (ANDconst [c] x))
 10859  	// result: (ANDconst [c&(1<<16-1)] x)
 10860  	for {
 10861  		if v_0.Op != OpARM64ANDconst {
 10862  			break
 10863  		}
 10864  		c := auxIntToInt64(v_0.AuxInt)
 10865  		x := v_0.Args[0]
 10866  		v.reset(OpARM64ANDconst)
 10867  		v.AuxInt = int64ToAuxInt(c & (1<<16 - 1))
 10868  		v.AddArg(x)
 10869  		return true
 10870  	}
 10871  	// match: (MOVHUreg (MOVDconst [c]))
 10872  	// result: (MOVDconst [int64(uint16(c))])
 10873  	for {
 10874  		if v_0.Op != OpARM64MOVDconst {
 10875  			break
 10876  		}
 10877  		c := auxIntToInt64(v_0.AuxInt)
 10878  		v.reset(OpARM64MOVDconst)
 10879  		v.AuxInt = int64ToAuxInt(int64(uint16(c)))
 10880  		return true
 10881  	}
 10882  	// match: (MOVHUreg (SLLconst [lc] x))
 10883  	// cond: lc >= 16
 10884  	// result: (MOVDconst [0])
 10885  	for {
 10886  		if v_0.Op != OpARM64SLLconst {
 10887  			break
 10888  		}
 10889  		lc := auxIntToInt64(v_0.AuxInt)
 10890  		if !(lc >= 16) {
 10891  			break
 10892  		}
 10893  		v.reset(OpARM64MOVDconst)
 10894  		v.AuxInt = int64ToAuxInt(0)
 10895  		return true
 10896  	}
 10897  	// match: (MOVHUreg (SLLconst [lc] x))
 10898  	// cond: lc < 16
 10899  	// result: (UBFIZ [armBFAuxInt(lc, 16-lc)] x)
 10900  	for {
 10901  		if v_0.Op != OpARM64SLLconst {
 10902  			break
 10903  		}
 10904  		lc := auxIntToInt64(v_0.AuxInt)
 10905  		x := v_0.Args[0]
 10906  		if !(lc < 16) {
 10907  			break
 10908  		}
 10909  		v.reset(OpARM64UBFIZ)
 10910  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 16-lc))
 10911  		v.AddArg(x)
 10912  		return true
 10913  	}
 10914  	// match: (MOVHUreg (SRLconst [rc] x))
 10915  	// cond: rc < 16
 10916  	// result: (UBFX [armBFAuxInt(rc, 16)] x)
 10917  	for {
 10918  		if v_0.Op != OpARM64SRLconst {
 10919  			break
 10920  		}
 10921  		rc := auxIntToInt64(v_0.AuxInt)
 10922  		x := v_0.Args[0]
 10923  		if !(rc < 16) {
 10924  			break
 10925  		}
 10926  		v.reset(OpARM64UBFX)
 10927  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 16))
 10928  		v.AddArg(x)
 10929  		return true
 10930  	}
 10931  	// match: (MOVHUreg (UBFX [bfc] x))
 10932  	// cond: bfc.getARM64BFwidth() <= 16
 10933  	// result: (UBFX [bfc] x)
 10934  	for {
 10935  		if v_0.Op != OpARM64UBFX {
 10936  			break
 10937  		}
 10938  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 10939  		x := v_0.Args[0]
 10940  		if !(bfc.getARM64BFwidth() <= 16) {
 10941  			break
 10942  		}
 10943  		v.reset(OpARM64UBFX)
 10944  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
 10945  		v.AddArg(x)
 10946  		return true
 10947  	}
 10948  	return false
 10949  }
 10950  func rewriteValueARM64_OpARM64MOVHload(v *Value) bool {
 10951  	v_1 := v.Args[1]
 10952  	v_0 := v.Args[0]
 10953  	b := v.Block
 10954  	config := b.Func.Config
 10955  	// match: (MOVHload [off1] {sym} (ADDconst [off2] ptr) mem)
 10956  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 10957  	// result: (MOVHload [off1+int32(off2)] {sym} ptr mem)
 10958  	for {
 10959  		off1 := auxIntToInt32(v.AuxInt)
 10960  		sym := auxToSym(v.Aux)
 10961  		if v_0.Op != OpARM64ADDconst {
 10962  			break
 10963  		}
 10964  		off2 := auxIntToInt64(v_0.AuxInt)
 10965  		ptr := v_0.Args[0]
 10966  		mem := v_1
 10967  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 10968  			break
 10969  		}
 10970  		v.reset(OpARM64MOVHload)
 10971  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 10972  		v.Aux = symToAux(sym)
 10973  		v.AddArg2(ptr, mem)
 10974  		return true
 10975  	}
 10976  	// match: (MOVHload [off] {sym} (ADD ptr idx) mem)
 10977  	// cond: off == 0 && sym == nil
 10978  	// result: (MOVHloadidx ptr idx mem)
 10979  	for {
 10980  		off := auxIntToInt32(v.AuxInt)
 10981  		sym := auxToSym(v.Aux)
 10982  		if v_0.Op != OpARM64ADD {
 10983  			break
 10984  		}
 10985  		idx := v_0.Args[1]
 10986  		ptr := v_0.Args[0]
 10987  		mem := v_1
 10988  		if !(off == 0 && sym == nil) {
 10989  			break
 10990  		}
 10991  		v.reset(OpARM64MOVHloadidx)
 10992  		v.AddArg3(ptr, idx, mem)
 10993  		return true
 10994  	}
 10995  	// match: (MOVHload [off] {sym} (ADDshiftLL [1] ptr idx) mem)
 10996  	// cond: off == 0 && sym == nil
 10997  	// result: (MOVHloadidx2 ptr idx mem)
 10998  	for {
 10999  		off := auxIntToInt32(v.AuxInt)
 11000  		sym := auxToSym(v.Aux)
 11001  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11002  			break
 11003  		}
 11004  		idx := v_0.Args[1]
 11005  		ptr := v_0.Args[0]
 11006  		mem := v_1
 11007  		if !(off == 0 && sym == nil) {
 11008  			break
 11009  		}
 11010  		v.reset(OpARM64MOVHloadidx2)
 11011  		v.AddArg3(ptr, idx, mem)
 11012  		return true
 11013  	}
 11014  	// match: (MOVHload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 11015  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 11016  	// result: (MOVHload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 11017  	for {
 11018  		off1 := auxIntToInt32(v.AuxInt)
 11019  		sym1 := auxToSym(v.Aux)
 11020  		if v_0.Op != OpARM64MOVDaddr {
 11021  			break
 11022  		}
 11023  		off2 := auxIntToInt32(v_0.AuxInt)
 11024  		sym2 := auxToSym(v_0.Aux)
 11025  		ptr := v_0.Args[0]
 11026  		mem := v_1
 11027  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 11028  			break
 11029  		}
 11030  		v.reset(OpARM64MOVHload)
 11031  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11032  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11033  		v.AddArg2(ptr, mem)
 11034  		return true
 11035  	}
 11036  	// match: (MOVHload [off] {sym} ptr (MOVHstorezero [off2] {sym2} ptr2 _))
 11037  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 11038  	// result: (MOVDconst [0])
 11039  	for {
 11040  		off := auxIntToInt32(v.AuxInt)
 11041  		sym := auxToSym(v.Aux)
 11042  		ptr := v_0
 11043  		if v_1.Op != OpARM64MOVHstorezero {
 11044  			break
 11045  		}
 11046  		off2 := auxIntToInt32(v_1.AuxInt)
 11047  		sym2 := auxToSym(v_1.Aux)
 11048  		ptr2 := v_1.Args[0]
 11049  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 11050  			break
 11051  		}
 11052  		v.reset(OpARM64MOVDconst)
 11053  		v.AuxInt = int64ToAuxInt(0)
 11054  		return true
 11055  	}
 11056  	return false
 11057  }
 11058  func rewriteValueARM64_OpARM64MOVHloadidx(v *Value) bool {
 11059  	v_2 := v.Args[2]
 11060  	v_1 := v.Args[1]
 11061  	v_0 := v.Args[0]
 11062  	// match: (MOVHloadidx ptr (MOVDconst [c]) mem)
 11063  	// cond: is32Bit(c)
 11064  	// result: (MOVHload [int32(c)] ptr mem)
 11065  	for {
 11066  		ptr := v_0
 11067  		if v_1.Op != OpARM64MOVDconst {
 11068  			break
 11069  		}
 11070  		c := auxIntToInt64(v_1.AuxInt)
 11071  		mem := v_2
 11072  		if !(is32Bit(c)) {
 11073  			break
 11074  		}
 11075  		v.reset(OpARM64MOVHload)
 11076  		v.AuxInt = int32ToAuxInt(int32(c))
 11077  		v.AddArg2(ptr, mem)
 11078  		return true
 11079  	}
 11080  	// match: (MOVHloadidx (MOVDconst [c]) ptr mem)
 11081  	// cond: is32Bit(c)
 11082  	// result: (MOVHload [int32(c)] ptr mem)
 11083  	for {
 11084  		if v_0.Op != OpARM64MOVDconst {
 11085  			break
 11086  		}
 11087  		c := auxIntToInt64(v_0.AuxInt)
 11088  		ptr := v_1
 11089  		mem := v_2
 11090  		if !(is32Bit(c)) {
 11091  			break
 11092  		}
 11093  		v.reset(OpARM64MOVHload)
 11094  		v.AuxInt = int32ToAuxInt(int32(c))
 11095  		v.AddArg2(ptr, mem)
 11096  		return true
 11097  	}
 11098  	// match: (MOVHloadidx ptr (SLLconst [1] idx) mem)
 11099  	// result: (MOVHloadidx2 ptr idx mem)
 11100  	for {
 11101  		ptr := v_0
 11102  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 1 {
 11103  			break
 11104  		}
 11105  		idx := v_1.Args[0]
 11106  		mem := v_2
 11107  		v.reset(OpARM64MOVHloadidx2)
 11108  		v.AddArg3(ptr, idx, mem)
 11109  		return true
 11110  	}
 11111  	// match: (MOVHloadidx ptr (ADD idx idx) mem)
 11112  	// result: (MOVHloadidx2 ptr idx mem)
 11113  	for {
 11114  		ptr := v_0
 11115  		if v_1.Op != OpARM64ADD {
 11116  			break
 11117  		}
 11118  		idx := v_1.Args[1]
 11119  		if idx != v_1.Args[0] {
 11120  			break
 11121  		}
 11122  		mem := v_2
 11123  		v.reset(OpARM64MOVHloadidx2)
 11124  		v.AddArg3(ptr, idx, mem)
 11125  		return true
 11126  	}
 11127  	// match: (MOVHloadidx (ADD idx idx) ptr mem)
 11128  	// result: (MOVHloadidx2 ptr idx mem)
 11129  	for {
 11130  		if v_0.Op != OpARM64ADD {
 11131  			break
 11132  		}
 11133  		idx := v_0.Args[1]
 11134  		if idx != v_0.Args[0] {
 11135  			break
 11136  		}
 11137  		ptr := v_1
 11138  		mem := v_2
 11139  		v.reset(OpARM64MOVHloadidx2)
 11140  		v.AddArg3(ptr, idx, mem)
 11141  		return true
 11142  	}
 11143  	// match: (MOVHloadidx ptr idx (MOVHstorezeroidx ptr2 idx2 _))
 11144  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
 11145  	// result: (MOVDconst [0])
 11146  	for {
 11147  		ptr := v_0
 11148  		idx := v_1
 11149  		if v_2.Op != OpARM64MOVHstorezeroidx {
 11150  			break
 11151  		}
 11152  		idx2 := v_2.Args[1]
 11153  		ptr2 := v_2.Args[0]
 11154  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
 11155  			break
 11156  		}
 11157  		v.reset(OpARM64MOVDconst)
 11158  		v.AuxInt = int64ToAuxInt(0)
 11159  		return true
 11160  	}
 11161  	return false
 11162  }
 11163  func rewriteValueARM64_OpARM64MOVHloadidx2(v *Value) bool {
 11164  	v_2 := v.Args[2]
 11165  	v_1 := v.Args[1]
 11166  	v_0 := v.Args[0]
 11167  	// match: (MOVHloadidx2 ptr (MOVDconst [c]) mem)
 11168  	// cond: is32Bit(c<<1)
 11169  	// result: (MOVHload [int32(c)<<1] ptr mem)
 11170  	for {
 11171  		ptr := v_0
 11172  		if v_1.Op != OpARM64MOVDconst {
 11173  			break
 11174  		}
 11175  		c := auxIntToInt64(v_1.AuxInt)
 11176  		mem := v_2
 11177  		if !(is32Bit(c << 1)) {
 11178  			break
 11179  		}
 11180  		v.reset(OpARM64MOVHload)
 11181  		v.AuxInt = int32ToAuxInt(int32(c) << 1)
 11182  		v.AddArg2(ptr, mem)
 11183  		return true
 11184  	}
 11185  	// match: (MOVHloadidx2 ptr idx (MOVHstorezeroidx2 ptr2 idx2 _))
 11186  	// cond: isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)
 11187  	// result: (MOVDconst [0])
 11188  	for {
 11189  		ptr := v_0
 11190  		idx := v_1
 11191  		if v_2.Op != OpARM64MOVHstorezeroidx2 {
 11192  			break
 11193  		}
 11194  		idx2 := v_2.Args[1]
 11195  		ptr2 := v_2.Args[0]
 11196  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)) {
 11197  			break
 11198  		}
 11199  		v.reset(OpARM64MOVDconst)
 11200  		v.AuxInt = int64ToAuxInt(0)
 11201  		return true
 11202  	}
 11203  	return false
 11204  }
 11205  func rewriteValueARM64_OpARM64MOVHreg(v *Value) bool {
 11206  	v_0 := v.Args[0]
 11207  	// match: (MOVHreg x:(MOVBload _ _))
 11208  	// result: (MOVDreg x)
 11209  	for {
 11210  		x := v_0
 11211  		if x.Op != OpARM64MOVBload {
 11212  			break
 11213  		}
 11214  		v.reset(OpARM64MOVDreg)
 11215  		v.AddArg(x)
 11216  		return true
 11217  	}
 11218  	// match: (MOVHreg x:(MOVBUload _ _))
 11219  	// result: (MOVDreg x)
 11220  	for {
 11221  		x := v_0
 11222  		if x.Op != OpARM64MOVBUload {
 11223  			break
 11224  		}
 11225  		v.reset(OpARM64MOVDreg)
 11226  		v.AddArg(x)
 11227  		return true
 11228  	}
 11229  	// match: (MOVHreg x:(MOVHload _ _))
 11230  	// result: (MOVDreg x)
 11231  	for {
 11232  		x := v_0
 11233  		if x.Op != OpARM64MOVHload {
 11234  			break
 11235  		}
 11236  		v.reset(OpARM64MOVDreg)
 11237  		v.AddArg(x)
 11238  		return true
 11239  	}
 11240  	// match: (MOVHreg x:(MOVBloadidx _ _ _))
 11241  	// result: (MOVDreg x)
 11242  	for {
 11243  		x := v_0
 11244  		if x.Op != OpARM64MOVBloadidx {
 11245  			break
 11246  		}
 11247  		v.reset(OpARM64MOVDreg)
 11248  		v.AddArg(x)
 11249  		return true
 11250  	}
 11251  	// match: (MOVHreg x:(MOVBUloadidx _ _ _))
 11252  	// result: (MOVDreg x)
 11253  	for {
 11254  		x := v_0
 11255  		if x.Op != OpARM64MOVBUloadidx {
 11256  			break
 11257  		}
 11258  		v.reset(OpARM64MOVDreg)
 11259  		v.AddArg(x)
 11260  		return true
 11261  	}
 11262  	// match: (MOVHreg x:(MOVHloadidx _ _ _))
 11263  	// result: (MOVDreg x)
 11264  	for {
 11265  		x := v_0
 11266  		if x.Op != OpARM64MOVHloadidx {
 11267  			break
 11268  		}
 11269  		v.reset(OpARM64MOVDreg)
 11270  		v.AddArg(x)
 11271  		return true
 11272  	}
 11273  	// match: (MOVHreg x:(MOVHloadidx2 _ _ _))
 11274  	// result: (MOVDreg x)
 11275  	for {
 11276  		x := v_0
 11277  		if x.Op != OpARM64MOVHloadidx2 {
 11278  			break
 11279  		}
 11280  		v.reset(OpARM64MOVDreg)
 11281  		v.AddArg(x)
 11282  		return true
 11283  	}
 11284  	// match: (MOVHreg x:(MOVBreg _))
 11285  	// result: (MOVDreg x)
 11286  	for {
 11287  		x := v_0
 11288  		if x.Op != OpARM64MOVBreg {
 11289  			break
 11290  		}
 11291  		v.reset(OpARM64MOVDreg)
 11292  		v.AddArg(x)
 11293  		return true
 11294  	}
 11295  	// match: (MOVHreg x:(MOVBUreg _))
 11296  	// result: (MOVDreg x)
 11297  	for {
 11298  		x := v_0
 11299  		if x.Op != OpARM64MOVBUreg {
 11300  			break
 11301  		}
 11302  		v.reset(OpARM64MOVDreg)
 11303  		v.AddArg(x)
 11304  		return true
 11305  	}
 11306  	// match: (MOVHreg x:(MOVHreg _))
 11307  	// result: (MOVDreg x)
 11308  	for {
 11309  		x := v_0
 11310  		if x.Op != OpARM64MOVHreg {
 11311  			break
 11312  		}
 11313  		v.reset(OpARM64MOVDreg)
 11314  		v.AddArg(x)
 11315  		return true
 11316  	}
 11317  	// match: (MOVHreg (MOVDconst [c]))
 11318  	// result: (MOVDconst [int64(int16(c))])
 11319  	for {
 11320  		if v_0.Op != OpARM64MOVDconst {
 11321  			break
 11322  		}
 11323  		c := auxIntToInt64(v_0.AuxInt)
 11324  		v.reset(OpARM64MOVDconst)
 11325  		v.AuxInt = int64ToAuxInt(int64(int16(c)))
 11326  		return true
 11327  	}
 11328  	// match: (MOVHreg (SLLconst [lc] x))
 11329  	// cond: lc < 16
 11330  	// result: (SBFIZ [armBFAuxInt(lc, 16-lc)] x)
 11331  	for {
 11332  		if v_0.Op != OpARM64SLLconst {
 11333  			break
 11334  		}
 11335  		lc := auxIntToInt64(v_0.AuxInt)
 11336  		x := v_0.Args[0]
 11337  		if !(lc < 16) {
 11338  			break
 11339  		}
 11340  		v.reset(OpARM64SBFIZ)
 11341  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 16-lc))
 11342  		v.AddArg(x)
 11343  		return true
 11344  	}
 11345  	// match: (MOVHreg (SBFX [bfc] x))
 11346  	// cond: bfc.getARM64BFwidth() <= 16
 11347  	// result: (SBFX [bfc] x)
 11348  	for {
 11349  		if v_0.Op != OpARM64SBFX {
 11350  			break
 11351  		}
 11352  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 11353  		x := v_0.Args[0]
 11354  		if !(bfc.getARM64BFwidth() <= 16) {
 11355  			break
 11356  		}
 11357  		v.reset(OpARM64SBFX)
 11358  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
 11359  		v.AddArg(x)
 11360  		return true
 11361  	}
 11362  	return false
 11363  }
 11364  func rewriteValueARM64_OpARM64MOVHstore(v *Value) bool {
 11365  	v_2 := v.Args[2]
 11366  	v_1 := v.Args[1]
 11367  	v_0 := v.Args[0]
 11368  	b := v.Block
 11369  	config := b.Func.Config
 11370  	// match: (MOVHstore [off1] {sym} (ADDconst [off2] ptr) val mem)
 11371  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 11372  	// result: (MOVHstore [off1+int32(off2)] {sym} ptr val mem)
 11373  	for {
 11374  		off1 := auxIntToInt32(v.AuxInt)
 11375  		sym := auxToSym(v.Aux)
 11376  		if v_0.Op != OpARM64ADDconst {
 11377  			break
 11378  		}
 11379  		off2 := auxIntToInt64(v_0.AuxInt)
 11380  		ptr := v_0.Args[0]
 11381  		val := v_1
 11382  		mem := v_2
 11383  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 11384  			break
 11385  		}
 11386  		v.reset(OpARM64MOVHstore)
 11387  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 11388  		v.Aux = symToAux(sym)
 11389  		v.AddArg3(ptr, val, mem)
 11390  		return true
 11391  	}
 11392  	// match: (MOVHstore [off] {sym} (ADD ptr idx) val mem)
 11393  	// cond: off == 0 && sym == nil
 11394  	// result: (MOVHstoreidx ptr idx val mem)
 11395  	for {
 11396  		off := auxIntToInt32(v.AuxInt)
 11397  		sym := auxToSym(v.Aux)
 11398  		if v_0.Op != OpARM64ADD {
 11399  			break
 11400  		}
 11401  		idx := v_0.Args[1]
 11402  		ptr := v_0.Args[0]
 11403  		val := v_1
 11404  		mem := v_2
 11405  		if !(off == 0 && sym == nil) {
 11406  			break
 11407  		}
 11408  		v.reset(OpARM64MOVHstoreidx)
 11409  		v.AddArg4(ptr, idx, val, mem)
 11410  		return true
 11411  	}
 11412  	// match: (MOVHstore [off] {sym} (ADDshiftLL [1] ptr idx) val mem)
 11413  	// cond: off == 0 && sym == nil
 11414  	// result: (MOVHstoreidx2 ptr idx val mem)
 11415  	for {
 11416  		off := auxIntToInt32(v.AuxInt)
 11417  		sym := auxToSym(v.Aux)
 11418  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11419  			break
 11420  		}
 11421  		idx := v_0.Args[1]
 11422  		ptr := v_0.Args[0]
 11423  		val := v_1
 11424  		mem := v_2
 11425  		if !(off == 0 && sym == nil) {
 11426  			break
 11427  		}
 11428  		v.reset(OpARM64MOVHstoreidx2)
 11429  		v.AddArg4(ptr, idx, val, mem)
 11430  		return true
 11431  	}
 11432  	// match: (MOVHstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
 11433  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 11434  	// result: (MOVHstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
 11435  	for {
 11436  		off1 := auxIntToInt32(v.AuxInt)
 11437  		sym1 := auxToSym(v.Aux)
 11438  		if v_0.Op != OpARM64MOVDaddr {
 11439  			break
 11440  		}
 11441  		off2 := auxIntToInt32(v_0.AuxInt)
 11442  		sym2 := auxToSym(v_0.Aux)
 11443  		ptr := v_0.Args[0]
 11444  		val := v_1
 11445  		mem := v_2
 11446  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 11447  			break
 11448  		}
 11449  		v.reset(OpARM64MOVHstore)
 11450  		v.AuxInt = int32ToAuxInt(off1 + off2)
 11451  		v.Aux = symToAux(mergeSym(sym1, sym2))
 11452  		v.AddArg3(ptr, val, mem)
 11453  		return true
 11454  	}
 11455  	// match: (MOVHstore [off] {sym} ptr (MOVDconst [0]) mem)
 11456  	// result: (MOVHstorezero [off] {sym} ptr mem)
 11457  	for {
 11458  		off := auxIntToInt32(v.AuxInt)
 11459  		sym := auxToSym(v.Aux)
 11460  		ptr := v_0
 11461  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
 11462  			break
 11463  		}
 11464  		mem := v_2
 11465  		v.reset(OpARM64MOVHstorezero)
 11466  		v.AuxInt = int32ToAuxInt(off)
 11467  		v.Aux = symToAux(sym)
 11468  		v.AddArg2(ptr, mem)
 11469  		return true
 11470  	}
 11471  	// match: (MOVHstore [off] {sym} ptr (MOVHreg x) mem)
 11472  	// result: (MOVHstore [off] {sym} ptr x mem)
 11473  	for {
 11474  		off := auxIntToInt32(v.AuxInt)
 11475  		sym := auxToSym(v.Aux)
 11476  		ptr := v_0
 11477  		if v_1.Op != OpARM64MOVHreg {
 11478  			break
 11479  		}
 11480  		x := v_1.Args[0]
 11481  		mem := v_2
 11482  		v.reset(OpARM64MOVHstore)
 11483  		v.AuxInt = int32ToAuxInt(off)
 11484  		v.Aux = symToAux(sym)
 11485  		v.AddArg3(ptr, x, mem)
 11486  		return true
 11487  	}
 11488  	// match: (MOVHstore [off] {sym} ptr (MOVHUreg x) mem)
 11489  	// result: (MOVHstore [off] {sym} ptr x mem)
 11490  	for {
 11491  		off := auxIntToInt32(v.AuxInt)
 11492  		sym := auxToSym(v.Aux)
 11493  		ptr := v_0
 11494  		if v_1.Op != OpARM64MOVHUreg {
 11495  			break
 11496  		}
 11497  		x := v_1.Args[0]
 11498  		mem := v_2
 11499  		v.reset(OpARM64MOVHstore)
 11500  		v.AuxInt = int32ToAuxInt(off)
 11501  		v.Aux = symToAux(sym)
 11502  		v.AddArg3(ptr, x, mem)
 11503  		return true
 11504  	}
 11505  	// match: (MOVHstore [off] {sym} ptr (MOVWreg x) mem)
 11506  	// result: (MOVHstore [off] {sym} ptr x mem)
 11507  	for {
 11508  		off := auxIntToInt32(v.AuxInt)
 11509  		sym := auxToSym(v.Aux)
 11510  		ptr := v_0
 11511  		if v_1.Op != OpARM64MOVWreg {
 11512  			break
 11513  		}
 11514  		x := v_1.Args[0]
 11515  		mem := v_2
 11516  		v.reset(OpARM64MOVHstore)
 11517  		v.AuxInt = int32ToAuxInt(off)
 11518  		v.Aux = symToAux(sym)
 11519  		v.AddArg3(ptr, x, mem)
 11520  		return true
 11521  	}
 11522  	// match: (MOVHstore [off] {sym} ptr (MOVWUreg x) mem)
 11523  	// result: (MOVHstore [off] {sym} ptr x mem)
 11524  	for {
 11525  		off := auxIntToInt32(v.AuxInt)
 11526  		sym := auxToSym(v.Aux)
 11527  		ptr := v_0
 11528  		if v_1.Op != OpARM64MOVWUreg {
 11529  			break
 11530  		}
 11531  		x := v_1.Args[0]
 11532  		mem := v_2
 11533  		v.reset(OpARM64MOVHstore)
 11534  		v.AuxInt = int32ToAuxInt(off)
 11535  		v.Aux = symToAux(sym)
 11536  		v.AddArg3(ptr, x, mem)
 11537  		return true
 11538  	}
 11539  	// match: (MOVHstore [i] {s} ptr0 (SRLconst [16] w) x:(MOVHstore [i-2] {s} ptr1 w mem))
 11540  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 11541  	// result: (MOVWstore [i-2] {s} ptr0 w mem)
 11542  	for {
 11543  		i := auxIntToInt32(v.AuxInt)
 11544  		s := auxToSym(v.Aux)
 11545  		ptr0 := v_0
 11546  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11547  			break
 11548  		}
 11549  		w := v_1.Args[0]
 11550  		x := v_2
 11551  		if x.Op != OpARM64MOVHstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s {
 11552  			break
 11553  		}
 11554  		mem := x.Args[2]
 11555  		ptr1 := x.Args[0]
 11556  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 11557  			break
 11558  		}
 11559  		v.reset(OpARM64MOVWstore)
 11560  		v.AuxInt = int32ToAuxInt(i - 2)
 11561  		v.Aux = symToAux(s)
 11562  		v.AddArg3(ptr0, w, mem)
 11563  		return true
 11564  	}
 11565  	// match: (MOVHstore [2] {s} (ADD ptr0 idx0) (SRLconst [16] w) x:(MOVHstoreidx ptr1 idx1 w mem))
 11566  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 11567  	// result: (MOVWstoreidx ptr1 idx1 w mem)
 11568  	for {
 11569  		if auxIntToInt32(v.AuxInt) != 2 {
 11570  			break
 11571  		}
 11572  		s := auxToSym(v.Aux)
 11573  		if v_0.Op != OpARM64ADD {
 11574  			break
 11575  		}
 11576  		_ = v_0.Args[1]
 11577  		v_0_0 := v_0.Args[0]
 11578  		v_0_1 := v_0.Args[1]
 11579  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 11580  			ptr0 := v_0_0
 11581  			idx0 := v_0_1
 11582  			if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11583  				continue
 11584  			}
 11585  			w := v_1.Args[0]
 11586  			x := v_2
 11587  			if x.Op != OpARM64MOVHstoreidx {
 11588  				continue
 11589  			}
 11590  			mem := x.Args[3]
 11591  			ptr1 := x.Args[0]
 11592  			idx1 := x.Args[1]
 11593  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 11594  				continue
 11595  			}
 11596  			v.reset(OpARM64MOVWstoreidx)
 11597  			v.AddArg4(ptr1, idx1, w, mem)
 11598  			return true
 11599  		}
 11600  		break
 11601  	}
 11602  	// match: (MOVHstore [2] {s} (ADDshiftLL [1] ptr0 idx0) (SRLconst [16] w) x:(MOVHstoreidx2 ptr1 idx1 w mem))
 11603  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 11604  	// result: (MOVWstoreidx ptr1 (SLLconst <idx1.Type> [1] idx1) w mem)
 11605  	for {
 11606  		if auxIntToInt32(v.AuxInt) != 2 {
 11607  			break
 11608  		}
 11609  		s := auxToSym(v.Aux)
 11610  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11611  			break
 11612  		}
 11613  		idx0 := v_0.Args[1]
 11614  		ptr0 := v_0.Args[0]
 11615  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11616  			break
 11617  		}
 11618  		w := v_1.Args[0]
 11619  		x := v_2
 11620  		if x.Op != OpARM64MOVHstoreidx2 {
 11621  			break
 11622  		}
 11623  		mem := x.Args[3]
 11624  		ptr1 := x.Args[0]
 11625  		idx1 := x.Args[1]
 11626  		if w != x.Args[2] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 11627  			break
 11628  		}
 11629  		v.reset(OpARM64MOVWstoreidx)
 11630  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 11631  		v0.AuxInt = int64ToAuxInt(1)
 11632  		v0.AddArg(idx1)
 11633  		v.AddArg4(ptr1, v0, w, mem)
 11634  		return true
 11635  	}
 11636  	// match: (MOVHstore [i] {s} ptr0 (UBFX [armBFAuxInt(16, 16)] w) x:(MOVHstore [i-2] {s} ptr1 w mem))
 11637  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 11638  	// result: (MOVWstore [i-2] {s} ptr0 w mem)
 11639  	for {
 11640  		i := auxIntToInt32(v.AuxInt)
 11641  		s := auxToSym(v.Aux)
 11642  		ptr0 := v_0
 11643  		if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(16, 16) {
 11644  			break
 11645  		}
 11646  		w := v_1.Args[0]
 11647  		x := v_2
 11648  		if x.Op != OpARM64MOVHstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s {
 11649  			break
 11650  		}
 11651  		mem := x.Args[2]
 11652  		ptr1 := x.Args[0]
 11653  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 11654  			break
 11655  		}
 11656  		v.reset(OpARM64MOVWstore)
 11657  		v.AuxInt = int32ToAuxInt(i - 2)
 11658  		v.Aux = symToAux(s)
 11659  		v.AddArg3(ptr0, w, mem)
 11660  		return true
 11661  	}
 11662  	// match: (MOVHstore [2] {s} (ADD ptr0 idx0) (UBFX [armBFAuxInt(16, 16)] w) x:(MOVHstoreidx ptr1 idx1 w mem))
 11663  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 11664  	// result: (MOVWstoreidx ptr1 idx1 w mem)
 11665  	for {
 11666  		if auxIntToInt32(v.AuxInt) != 2 {
 11667  			break
 11668  		}
 11669  		s := auxToSym(v.Aux)
 11670  		if v_0.Op != OpARM64ADD {
 11671  			break
 11672  		}
 11673  		_ = v_0.Args[1]
 11674  		v_0_0 := v_0.Args[0]
 11675  		v_0_1 := v_0.Args[1]
 11676  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 11677  			ptr0 := v_0_0
 11678  			idx0 := v_0_1
 11679  			if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(16, 16) {
 11680  				continue
 11681  			}
 11682  			w := v_1.Args[0]
 11683  			x := v_2
 11684  			if x.Op != OpARM64MOVHstoreidx {
 11685  				continue
 11686  			}
 11687  			mem := x.Args[3]
 11688  			ptr1 := x.Args[0]
 11689  			idx1 := x.Args[1]
 11690  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 11691  				continue
 11692  			}
 11693  			v.reset(OpARM64MOVWstoreidx)
 11694  			v.AddArg4(ptr1, idx1, w, mem)
 11695  			return true
 11696  		}
 11697  		break
 11698  	}
 11699  	// match: (MOVHstore [2] {s} (ADDshiftLL [1] ptr0 idx0) (UBFX [armBFAuxInt(16, 16)] w) x:(MOVHstoreidx2 ptr1 idx1 w mem))
 11700  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 11701  	// result: (MOVWstoreidx ptr1 (SLLconst <idx1.Type> [1] idx1) w mem)
 11702  	for {
 11703  		if auxIntToInt32(v.AuxInt) != 2 {
 11704  			break
 11705  		}
 11706  		s := auxToSym(v.Aux)
 11707  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11708  			break
 11709  		}
 11710  		idx0 := v_0.Args[1]
 11711  		ptr0 := v_0.Args[0]
 11712  		if v_1.Op != OpARM64UBFX || auxIntToArm64BitField(v_1.AuxInt) != armBFAuxInt(16, 16) {
 11713  			break
 11714  		}
 11715  		w := v_1.Args[0]
 11716  		x := v_2
 11717  		if x.Op != OpARM64MOVHstoreidx2 {
 11718  			break
 11719  		}
 11720  		mem := x.Args[3]
 11721  		ptr1 := x.Args[0]
 11722  		idx1 := x.Args[1]
 11723  		if w != x.Args[2] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 11724  			break
 11725  		}
 11726  		v.reset(OpARM64MOVWstoreidx)
 11727  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 11728  		v0.AuxInt = int64ToAuxInt(1)
 11729  		v0.AddArg(idx1)
 11730  		v.AddArg4(ptr1, v0, w, mem)
 11731  		return true
 11732  	}
 11733  	// match: (MOVHstore [i] {s} ptr0 (SRLconst [16] (MOVDreg w)) x:(MOVHstore [i-2] {s} ptr1 w mem))
 11734  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 11735  	// result: (MOVWstore [i-2] {s} ptr0 w mem)
 11736  	for {
 11737  		i := auxIntToInt32(v.AuxInt)
 11738  		s := auxToSym(v.Aux)
 11739  		ptr0 := v_0
 11740  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11741  			break
 11742  		}
 11743  		v_1_0 := v_1.Args[0]
 11744  		if v_1_0.Op != OpARM64MOVDreg {
 11745  			break
 11746  		}
 11747  		w := v_1_0.Args[0]
 11748  		x := v_2
 11749  		if x.Op != OpARM64MOVHstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s {
 11750  			break
 11751  		}
 11752  		mem := x.Args[2]
 11753  		ptr1 := x.Args[0]
 11754  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 11755  			break
 11756  		}
 11757  		v.reset(OpARM64MOVWstore)
 11758  		v.AuxInt = int32ToAuxInt(i - 2)
 11759  		v.Aux = symToAux(s)
 11760  		v.AddArg3(ptr0, w, mem)
 11761  		return true
 11762  	}
 11763  	// match: (MOVHstore [2] {s} (ADD ptr0 idx0) (SRLconst [16] (MOVDreg w)) x:(MOVHstoreidx ptr1 idx1 w mem))
 11764  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 11765  	// result: (MOVWstoreidx ptr1 idx1 w mem)
 11766  	for {
 11767  		if auxIntToInt32(v.AuxInt) != 2 {
 11768  			break
 11769  		}
 11770  		s := auxToSym(v.Aux)
 11771  		if v_0.Op != OpARM64ADD {
 11772  			break
 11773  		}
 11774  		_ = v_0.Args[1]
 11775  		v_0_0 := v_0.Args[0]
 11776  		v_0_1 := v_0.Args[1]
 11777  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 11778  			ptr0 := v_0_0
 11779  			idx0 := v_0_1
 11780  			if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11781  				continue
 11782  			}
 11783  			v_1_0 := v_1.Args[0]
 11784  			if v_1_0.Op != OpARM64MOVDreg {
 11785  				continue
 11786  			}
 11787  			w := v_1_0.Args[0]
 11788  			x := v_2
 11789  			if x.Op != OpARM64MOVHstoreidx {
 11790  				continue
 11791  			}
 11792  			mem := x.Args[3]
 11793  			ptr1 := x.Args[0]
 11794  			idx1 := x.Args[1]
 11795  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 11796  				continue
 11797  			}
 11798  			v.reset(OpARM64MOVWstoreidx)
 11799  			v.AddArg4(ptr1, idx1, w, mem)
 11800  			return true
 11801  		}
 11802  		break
 11803  	}
 11804  	// match: (MOVHstore [2] {s} (ADDshiftLL [1] ptr0 idx0) (SRLconst [16] (MOVDreg w)) x:(MOVHstoreidx2 ptr1 idx1 w mem))
 11805  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 11806  	// result: (MOVWstoreidx ptr1 (SLLconst <idx1.Type> [1] idx1) w mem)
 11807  	for {
 11808  		if auxIntToInt32(v.AuxInt) != 2 {
 11809  			break
 11810  		}
 11811  		s := auxToSym(v.Aux)
 11812  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11813  			break
 11814  		}
 11815  		idx0 := v_0.Args[1]
 11816  		ptr0 := v_0.Args[0]
 11817  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 16 {
 11818  			break
 11819  		}
 11820  		v_1_0 := v_1.Args[0]
 11821  		if v_1_0.Op != OpARM64MOVDreg {
 11822  			break
 11823  		}
 11824  		w := v_1_0.Args[0]
 11825  		x := v_2
 11826  		if x.Op != OpARM64MOVHstoreidx2 {
 11827  			break
 11828  		}
 11829  		mem := x.Args[3]
 11830  		ptr1 := x.Args[0]
 11831  		idx1 := x.Args[1]
 11832  		if w != x.Args[2] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 11833  			break
 11834  		}
 11835  		v.reset(OpARM64MOVWstoreidx)
 11836  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 11837  		v0.AuxInt = int64ToAuxInt(1)
 11838  		v0.AddArg(idx1)
 11839  		v.AddArg4(ptr1, v0, w, mem)
 11840  		return true
 11841  	}
 11842  	// match: (MOVHstore [i] {s} ptr0 (SRLconst [j] w) x:(MOVHstore [i-2] {s} ptr1 w0:(SRLconst [j-16] w) mem))
 11843  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 11844  	// result: (MOVWstore [i-2] {s} ptr0 w0 mem)
 11845  	for {
 11846  		i := auxIntToInt32(v.AuxInt)
 11847  		s := auxToSym(v.Aux)
 11848  		ptr0 := v_0
 11849  		if v_1.Op != OpARM64SRLconst {
 11850  			break
 11851  		}
 11852  		j := auxIntToInt64(v_1.AuxInt)
 11853  		w := v_1.Args[0]
 11854  		x := v_2
 11855  		if x.Op != OpARM64MOVHstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s {
 11856  			break
 11857  		}
 11858  		mem := x.Args[2]
 11859  		ptr1 := x.Args[0]
 11860  		w0 := x.Args[1]
 11861  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 11862  			break
 11863  		}
 11864  		v.reset(OpARM64MOVWstore)
 11865  		v.AuxInt = int32ToAuxInt(i - 2)
 11866  		v.Aux = symToAux(s)
 11867  		v.AddArg3(ptr0, w0, mem)
 11868  		return true
 11869  	}
 11870  	// match: (MOVHstore [2] {s} (ADD ptr0 idx0) (SRLconst [j] w) x:(MOVHstoreidx ptr1 idx1 w0:(SRLconst [j-16] w) mem))
 11871  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 11872  	// result: (MOVWstoreidx ptr1 idx1 w0 mem)
 11873  	for {
 11874  		if auxIntToInt32(v.AuxInt) != 2 {
 11875  			break
 11876  		}
 11877  		s := auxToSym(v.Aux)
 11878  		if v_0.Op != OpARM64ADD {
 11879  			break
 11880  		}
 11881  		_ = v_0.Args[1]
 11882  		v_0_0 := v_0.Args[0]
 11883  		v_0_1 := v_0.Args[1]
 11884  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 11885  			ptr0 := v_0_0
 11886  			idx0 := v_0_1
 11887  			if v_1.Op != OpARM64SRLconst {
 11888  				continue
 11889  			}
 11890  			j := auxIntToInt64(v_1.AuxInt)
 11891  			w := v_1.Args[0]
 11892  			x := v_2
 11893  			if x.Op != OpARM64MOVHstoreidx {
 11894  				continue
 11895  			}
 11896  			mem := x.Args[3]
 11897  			ptr1 := x.Args[0]
 11898  			idx1 := x.Args[1]
 11899  			w0 := x.Args[2]
 11900  			if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 11901  				continue
 11902  			}
 11903  			v.reset(OpARM64MOVWstoreidx)
 11904  			v.AddArg4(ptr1, idx1, w0, mem)
 11905  			return true
 11906  		}
 11907  		break
 11908  	}
 11909  	// match: (MOVHstore [2] {s} (ADDshiftLL [1] ptr0 idx0) (SRLconst [j] w) x:(MOVHstoreidx2 ptr1 idx1 w0:(SRLconst [j-16] w) mem))
 11910  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 11911  	// result: (MOVWstoreidx ptr1 (SLLconst <idx1.Type> [1] idx1) w0 mem)
 11912  	for {
 11913  		if auxIntToInt32(v.AuxInt) != 2 {
 11914  			break
 11915  		}
 11916  		s := auxToSym(v.Aux)
 11917  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 11918  			break
 11919  		}
 11920  		idx0 := v_0.Args[1]
 11921  		ptr0 := v_0.Args[0]
 11922  		if v_1.Op != OpARM64SRLconst {
 11923  			break
 11924  		}
 11925  		j := auxIntToInt64(v_1.AuxInt)
 11926  		w := v_1.Args[0]
 11927  		x := v_2
 11928  		if x.Op != OpARM64MOVHstoreidx2 {
 11929  			break
 11930  		}
 11931  		mem := x.Args[3]
 11932  		ptr1 := x.Args[0]
 11933  		idx1 := x.Args[1]
 11934  		w0 := x.Args[2]
 11935  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 11936  			break
 11937  		}
 11938  		v.reset(OpARM64MOVWstoreidx)
 11939  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 11940  		v0.AuxInt = int64ToAuxInt(1)
 11941  		v0.AddArg(idx1)
 11942  		v.AddArg4(ptr1, v0, w0, mem)
 11943  		return true
 11944  	}
 11945  	return false
 11946  }
 11947  func rewriteValueARM64_OpARM64MOVHstoreidx(v *Value) bool {
 11948  	v_3 := v.Args[3]
 11949  	v_2 := v.Args[2]
 11950  	v_1 := v.Args[1]
 11951  	v_0 := v.Args[0]
 11952  	// match: (MOVHstoreidx ptr (MOVDconst [c]) val mem)
 11953  	// cond: is32Bit(c)
 11954  	// result: (MOVHstore [int32(c)] ptr val mem)
 11955  	for {
 11956  		ptr := v_0
 11957  		if v_1.Op != OpARM64MOVDconst {
 11958  			break
 11959  		}
 11960  		c := auxIntToInt64(v_1.AuxInt)
 11961  		val := v_2
 11962  		mem := v_3
 11963  		if !(is32Bit(c)) {
 11964  			break
 11965  		}
 11966  		v.reset(OpARM64MOVHstore)
 11967  		v.AuxInt = int32ToAuxInt(int32(c))
 11968  		v.AddArg3(ptr, val, mem)
 11969  		return true
 11970  	}
 11971  	// match: (MOVHstoreidx (MOVDconst [c]) idx val mem)
 11972  	// cond: is32Bit(c)
 11973  	// result: (MOVHstore [int32(c)] idx val mem)
 11974  	for {
 11975  		if v_0.Op != OpARM64MOVDconst {
 11976  			break
 11977  		}
 11978  		c := auxIntToInt64(v_0.AuxInt)
 11979  		idx := v_1
 11980  		val := v_2
 11981  		mem := v_3
 11982  		if !(is32Bit(c)) {
 11983  			break
 11984  		}
 11985  		v.reset(OpARM64MOVHstore)
 11986  		v.AuxInt = int32ToAuxInt(int32(c))
 11987  		v.AddArg3(idx, val, mem)
 11988  		return true
 11989  	}
 11990  	// match: (MOVHstoreidx ptr (SLLconst [1] idx) val mem)
 11991  	// result: (MOVHstoreidx2 ptr idx val mem)
 11992  	for {
 11993  		ptr := v_0
 11994  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 1 {
 11995  			break
 11996  		}
 11997  		idx := v_1.Args[0]
 11998  		val := v_2
 11999  		mem := v_3
 12000  		v.reset(OpARM64MOVHstoreidx2)
 12001  		v.AddArg4(ptr, idx, val, mem)
 12002  		return true
 12003  	}
 12004  	// match: (MOVHstoreidx ptr (ADD idx idx) val mem)
 12005  	// result: (MOVHstoreidx2 ptr idx val mem)
 12006  	for {
 12007  		ptr := v_0
 12008  		if v_1.Op != OpARM64ADD {
 12009  			break
 12010  		}
 12011  		idx := v_1.Args[1]
 12012  		if idx != v_1.Args[0] {
 12013  			break
 12014  		}
 12015  		val := v_2
 12016  		mem := v_3
 12017  		v.reset(OpARM64MOVHstoreidx2)
 12018  		v.AddArg4(ptr, idx, val, mem)
 12019  		return true
 12020  	}
 12021  	// match: (MOVHstoreidx (SLLconst [1] idx) ptr val mem)
 12022  	// result: (MOVHstoreidx2 ptr idx val mem)
 12023  	for {
 12024  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 1 {
 12025  			break
 12026  		}
 12027  		idx := v_0.Args[0]
 12028  		ptr := v_1
 12029  		val := v_2
 12030  		mem := v_3
 12031  		v.reset(OpARM64MOVHstoreidx2)
 12032  		v.AddArg4(ptr, idx, val, mem)
 12033  		return true
 12034  	}
 12035  	// match: (MOVHstoreidx (ADD idx idx) ptr val mem)
 12036  	// result: (MOVHstoreidx2 ptr idx val mem)
 12037  	for {
 12038  		if v_0.Op != OpARM64ADD {
 12039  			break
 12040  		}
 12041  		idx := v_0.Args[1]
 12042  		if idx != v_0.Args[0] {
 12043  			break
 12044  		}
 12045  		ptr := v_1
 12046  		val := v_2
 12047  		mem := v_3
 12048  		v.reset(OpARM64MOVHstoreidx2)
 12049  		v.AddArg4(ptr, idx, val, mem)
 12050  		return true
 12051  	}
 12052  	// match: (MOVHstoreidx ptr idx (MOVDconst [0]) mem)
 12053  	// result: (MOVHstorezeroidx ptr idx mem)
 12054  	for {
 12055  		ptr := v_0
 12056  		idx := v_1
 12057  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 12058  			break
 12059  		}
 12060  		mem := v_3
 12061  		v.reset(OpARM64MOVHstorezeroidx)
 12062  		v.AddArg3(ptr, idx, mem)
 12063  		return true
 12064  	}
 12065  	// match: (MOVHstoreidx ptr idx (MOVHreg x) mem)
 12066  	// result: (MOVHstoreidx ptr idx x mem)
 12067  	for {
 12068  		ptr := v_0
 12069  		idx := v_1
 12070  		if v_2.Op != OpARM64MOVHreg {
 12071  			break
 12072  		}
 12073  		x := v_2.Args[0]
 12074  		mem := v_3
 12075  		v.reset(OpARM64MOVHstoreidx)
 12076  		v.AddArg4(ptr, idx, x, mem)
 12077  		return true
 12078  	}
 12079  	// match: (MOVHstoreidx ptr idx (MOVHUreg x) mem)
 12080  	// result: (MOVHstoreidx ptr idx x mem)
 12081  	for {
 12082  		ptr := v_0
 12083  		idx := v_1
 12084  		if v_2.Op != OpARM64MOVHUreg {
 12085  			break
 12086  		}
 12087  		x := v_2.Args[0]
 12088  		mem := v_3
 12089  		v.reset(OpARM64MOVHstoreidx)
 12090  		v.AddArg4(ptr, idx, x, mem)
 12091  		return true
 12092  	}
 12093  	// match: (MOVHstoreidx ptr idx (MOVWreg x) mem)
 12094  	// result: (MOVHstoreidx ptr idx x mem)
 12095  	for {
 12096  		ptr := v_0
 12097  		idx := v_1
 12098  		if v_2.Op != OpARM64MOVWreg {
 12099  			break
 12100  		}
 12101  		x := v_2.Args[0]
 12102  		mem := v_3
 12103  		v.reset(OpARM64MOVHstoreidx)
 12104  		v.AddArg4(ptr, idx, x, mem)
 12105  		return true
 12106  	}
 12107  	// match: (MOVHstoreidx ptr idx (MOVWUreg x) mem)
 12108  	// result: (MOVHstoreidx ptr idx x mem)
 12109  	for {
 12110  		ptr := v_0
 12111  		idx := v_1
 12112  		if v_2.Op != OpARM64MOVWUreg {
 12113  			break
 12114  		}
 12115  		x := v_2.Args[0]
 12116  		mem := v_3
 12117  		v.reset(OpARM64MOVHstoreidx)
 12118  		v.AddArg4(ptr, idx, x, mem)
 12119  		return true
 12120  	}
 12121  	// match: (MOVHstoreidx ptr (ADDconst [2] idx) (SRLconst [16] w) x:(MOVHstoreidx ptr idx w mem))
 12122  	// cond: x.Uses == 1 && clobber(x)
 12123  	// result: (MOVWstoreidx ptr idx w mem)
 12124  	for {
 12125  		ptr := v_0
 12126  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 2 {
 12127  			break
 12128  		}
 12129  		idx := v_1.Args[0]
 12130  		if v_2.Op != OpARM64SRLconst || auxIntToInt64(v_2.AuxInt) != 16 {
 12131  			break
 12132  		}
 12133  		w := v_2.Args[0]
 12134  		x := v_3
 12135  		if x.Op != OpARM64MOVHstoreidx {
 12136  			break
 12137  		}
 12138  		mem := x.Args[3]
 12139  		if ptr != x.Args[0] || idx != x.Args[1] || w != x.Args[2] || !(x.Uses == 1 && clobber(x)) {
 12140  			break
 12141  		}
 12142  		v.reset(OpARM64MOVWstoreidx)
 12143  		v.AddArg4(ptr, idx, w, mem)
 12144  		return true
 12145  	}
 12146  	return false
 12147  }
 12148  func rewriteValueARM64_OpARM64MOVHstoreidx2(v *Value) bool {
 12149  	v_3 := v.Args[3]
 12150  	v_2 := v.Args[2]
 12151  	v_1 := v.Args[1]
 12152  	v_0 := v.Args[0]
 12153  	// match: (MOVHstoreidx2 ptr (MOVDconst [c]) val mem)
 12154  	// cond: is32Bit(c<<1)
 12155  	// result: (MOVHstore [int32(c)<<1] ptr val mem)
 12156  	for {
 12157  		ptr := v_0
 12158  		if v_1.Op != OpARM64MOVDconst {
 12159  			break
 12160  		}
 12161  		c := auxIntToInt64(v_1.AuxInt)
 12162  		val := v_2
 12163  		mem := v_3
 12164  		if !(is32Bit(c << 1)) {
 12165  			break
 12166  		}
 12167  		v.reset(OpARM64MOVHstore)
 12168  		v.AuxInt = int32ToAuxInt(int32(c) << 1)
 12169  		v.AddArg3(ptr, val, mem)
 12170  		return true
 12171  	}
 12172  	// match: (MOVHstoreidx2 ptr idx (MOVDconst [0]) mem)
 12173  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12174  	for {
 12175  		ptr := v_0
 12176  		idx := v_1
 12177  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 12178  			break
 12179  		}
 12180  		mem := v_3
 12181  		v.reset(OpARM64MOVHstorezeroidx2)
 12182  		v.AddArg3(ptr, idx, mem)
 12183  		return true
 12184  	}
 12185  	// match: (MOVHstoreidx2 ptr idx (MOVHreg x) mem)
 12186  	// result: (MOVHstoreidx2 ptr idx x mem)
 12187  	for {
 12188  		ptr := v_0
 12189  		idx := v_1
 12190  		if v_2.Op != OpARM64MOVHreg {
 12191  			break
 12192  		}
 12193  		x := v_2.Args[0]
 12194  		mem := v_3
 12195  		v.reset(OpARM64MOVHstoreidx2)
 12196  		v.AddArg4(ptr, idx, x, mem)
 12197  		return true
 12198  	}
 12199  	// match: (MOVHstoreidx2 ptr idx (MOVHUreg x) mem)
 12200  	// result: (MOVHstoreidx2 ptr idx x mem)
 12201  	for {
 12202  		ptr := v_0
 12203  		idx := v_1
 12204  		if v_2.Op != OpARM64MOVHUreg {
 12205  			break
 12206  		}
 12207  		x := v_2.Args[0]
 12208  		mem := v_3
 12209  		v.reset(OpARM64MOVHstoreidx2)
 12210  		v.AddArg4(ptr, idx, x, mem)
 12211  		return true
 12212  	}
 12213  	// match: (MOVHstoreidx2 ptr idx (MOVWreg x) mem)
 12214  	// result: (MOVHstoreidx2 ptr idx x mem)
 12215  	for {
 12216  		ptr := v_0
 12217  		idx := v_1
 12218  		if v_2.Op != OpARM64MOVWreg {
 12219  			break
 12220  		}
 12221  		x := v_2.Args[0]
 12222  		mem := v_3
 12223  		v.reset(OpARM64MOVHstoreidx2)
 12224  		v.AddArg4(ptr, idx, x, mem)
 12225  		return true
 12226  	}
 12227  	// match: (MOVHstoreidx2 ptr idx (MOVWUreg x) mem)
 12228  	// result: (MOVHstoreidx2 ptr idx x mem)
 12229  	for {
 12230  		ptr := v_0
 12231  		idx := v_1
 12232  		if v_2.Op != OpARM64MOVWUreg {
 12233  			break
 12234  		}
 12235  		x := v_2.Args[0]
 12236  		mem := v_3
 12237  		v.reset(OpARM64MOVHstoreidx2)
 12238  		v.AddArg4(ptr, idx, x, mem)
 12239  		return true
 12240  	}
 12241  	return false
 12242  }
 12243  func rewriteValueARM64_OpARM64MOVHstorezero(v *Value) bool {
 12244  	v_1 := v.Args[1]
 12245  	v_0 := v.Args[0]
 12246  	b := v.Block
 12247  	config := b.Func.Config
 12248  	// match: (MOVHstorezero [off1] {sym} (ADDconst [off2] ptr) mem)
 12249  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12250  	// result: (MOVHstorezero [off1+int32(off2)] {sym} ptr mem)
 12251  	for {
 12252  		off1 := auxIntToInt32(v.AuxInt)
 12253  		sym := auxToSym(v.Aux)
 12254  		if v_0.Op != OpARM64ADDconst {
 12255  			break
 12256  		}
 12257  		off2 := auxIntToInt64(v_0.AuxInt)
 12258  		ptr := v_0.Args[0]
 12259  		mem := v_1
 12260  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12261  			break
 12262  		}
 12263  		v.reset(OpARM64MOVHstorezero)
 12264  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 12265  		v.Aux = symToAux(sym)
 12266  		v.AddArg2(ptr, mem)
 12267  		return true
 12268  	}
 12269  	// match: (MOVHstorezero [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 12270  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12271  	// result: (MOVHstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 12272  	for {
 12273  		off1 := auxIntToInt32(v.AuxInt)
 12274  		sym1 := auxToSym(v.Aux)
 12275  		if v_0.Op != OpARM64MOVDaddr {
 12276  			break
 12277  		}
 12278  		off2 := auxIntToInt32(v_0.AuxInt)
 12279  		sym2 := auxToSym(v_0.Aux)
 12280  		ptr := v_0.Args[0]
 12281  		mem := v_1
 12282  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12283  			break
 12284  		}
 12285  		v.reset(OpARM64MOVHstorezero)
 12286  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12287  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12288  		v.AddArg2(ptr, mem)
 12289  		return true
 12290  	}
 12291  	// match: (MOVHstorezero [off] {sym} (ADD ptr idx) mem)
 12292  	// cond: off == 0 && sym == nil
 12293  	// result: (MOVHstorezeroidx ptr idx mem)
 12294  	for {
 12295  		off := auxIntToInt32(v.AuxInt)
 12296  		sym := auxToSym(v.Aux)
 12297  		if v_0.Op != OpARM64ADD {
 12298  			break
 12299  		}
 12300  		idx := v_0.Args[1]
 12301  		ptr := v_0.Args[0]
 12302  		mem := v_1
 12303  		if !(off == 0 && sym == nil) {
 12304  			break
 12305  		}
 12306  		v.reset(OpARM64MOVHstorezeroidx)
 12307  		v.AddArg3(ptr, idx, mem)
 12308  		return true
 12309  	}
 12310  	// match: (MOVHstorezero [off] {sym} (ADDshiftLL [1] ptr idx) mem)
 12311  	// cond: off == 0 && sym == nil
 12312  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12313  	for {
 12314  		off := auxIntToInt32(v.AuxInt)
 12315  		sym := auxToSym(v.Aux)
 12316  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 12317  			break
 12318  		}
 12319  		idx := v_0.Args[1]
 12320  		ptr := v_0.Args[0]
 12321  		mem := v_1
 12322  		if !(off == 0 && sym == nil) {
 12323  			break
 12324  		}
 12325  		v.reset(OpARM64MOVHstorezeroidx2)
 12326  		v.AddArg3(ptr, idx, mem)
 12327  		return true
 12328  	}
 12329  	// match: (MOVHstorezero [i] {s} ptr0 x:(MOVHstorezero [j] {s} ptr1 mem))
 12330  	// cond: x.Uses == 1 && areAdjacentOffsets(int64(i),int64(j),2) && isSamePtr(ptr0, ptr1) && clobber(x)
 12331  	// result: (MOVWstorezero [int32(min(int64(i),int64(j)))] {s} ptr0 mem)
 12332  	for {
 12333  		i := auxIntToInt32(v.AuxInt)
 12334  		s := auxToSym(v.Aux)
 12335  		ptr0 := v_0
 12336  		x := v_1
 12337  		if x.Op != OpARM64MOVHstorezero {
 12338  			break
 12339  		}
 12340  		j := auxIntToInt32(x.AuxInt)
 12341  		if auxToSym(x.Aux) != s {
 12342  			break
 12343  		}
 12344  		mem := x.Args[1]
 12345  		ptr1 := x.Args[0]
 12346  		if !(x.Uses == 1 && areAdjacentOffsets(int64(i), int64(j), 2) && isSamePtr(ptr0, ptr1) && clobber(x)) {
 12347  			break
 12348  		}
 12349  		v.reset(OpARM64MOVWstorezero)
 12350  		v.AuxInt = int32ToAuxInt(int32(min(int64(i), int64(j))))
 12351  		v.Aux = symToAux(s)
 12352  		v.AddArg2(ptr0, mem)
 12353  		return true
 12354  	}
 12355  	// match: (MOVHstorezero [2] {s} (ADD ptr0 idx0) x:(MOVHstorezeroidx ptr1 idx1 mem))
 12356  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 12357  	// result: (MOVWstorezeroidx ptr1 idx1 mem)
 12358  	for {
 12359  		if auxIntToInt32(v.AuxInt) != 2 {
 12360  			break
 12361  		}
 12362  		s := auxToSym(v.Aux)
 12363  		if v_0.Op != OpARM64ADD {
 12364  			break
 12365  		}
 12366  		_ = v_0.Args[1]
 12367  		v_0_0 := v_0.Args[0]
 12368  		v_0_1 := v_0.Args[1]
 12369  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 12370  			ptr0 := v_0_0
 12371  			idx0 := v_0_1
 12372  			x := v_1
 12373  			if x.Op != OpARM64MOVHstorezeroidx {
 12374  				continue
 12375  			}
 12376  			mem := x.Args[2]
 12377  			ptr1 := x.Args[0]
 12378  			idx1 := x.Args[1]
 12379  			if !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 12380  				continue
 12381  			}
 12382  			v.reset(OpARM64MOVWstorezeroidx)
 12383  			v.AddArg3(ptr1, idx1, mem)
 12384  			return true
 12385  		}
 12386  		break
 12387  	}
 12388  	// match: (MOVHstorezero [2] {s} (ADDshiftLL [1] ptr0 idx0) x:(MOVHstorezeroidx2 ptr1 idx1 mem))
 12389  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 12390  	// result: (MOVWstorezeroidx ptr1 (SLLconst <idx1.Type> [1] idx1) mem)
 12391  	for {
 12392  		if auxIntToInt32(v.AuxInt) != 2 {
 12393  			break
 12394  		}
 12395  		s := auxToSym(v.Aux)
 12396  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 1 {
 12397  			break
 12398  		}
 12399  		idx0 := v_0.Args[1]
 12400  		ptr0 := v_0.Args[0]
 12401  		x := v_1
 12402  		if x.Op != OpARM64MOVHstorezeroidx2 {
 12403  			break
 12404  		}
 12405  		mem := x.Args[2]
 12406  		ptr1 := x.Args[0]
 12407  		idx1 := x.Args[1]
 12408  		if !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 12409  			break
 12410  		}
 12411  		v.reset(OpARM64MOVWstorezeroidx)
 12412  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 12413  		v0.AuxInt = int64ToAuxInt(1)
 12414  		v0.AddArg(idx1)
 12415  		v.AddArg3(ptr1, v0, mem)
 12416  		return true
 12417  	}
 12418  	return false
 12419  }
 12420  func rewriteValueARM64_OpARM64MOVHstorezeroidx(v *Value) bool {
 12421  	v_2 := v.Args[2]
 12422  	v_1 := v.Args[1]
 12423  	v_0 := v.Args[0]
 12424  	// match: (MOVHstorezeroidx ptr (MOVDconst [c]) mem)
 12425  	// cond: is32Bit(c)
 12426  	// result: (MOVHstorezero [int32(c)] ptr mem)
 12427  	for {
 12428  		ptr := v_0
 12429  		if v_1.Op != OpARM64MOVDconst {
 12430  			break
 12431  		}
 12432  		c := auxIntToInt64(v_1.AuxInt)
 12433  		mem := v_2
 12434  		if !(is32Bit(c)) {
 12435  			break
 12436  		}
 12437  		v.reset(OpARM64MOVHstorezero)
 12438  		v.AuxInt = int32ToAuxInt(int32(c))
 12439  		v.AddArg2(ptr, mem)
 12440  		return true
 12441  	}
 12442  	// match: (MOVHstorezeroidx (MOVDconst [c]) idx mem)
 12443  	// cond: is32Bit(c)
 12444  	// result: (MOVHstorezero [int32(c)] idx mem)
 12445  	for {
 12446  		if v_0.Op != OpARM64MOVDconst {
 12447  			break
 12448  		}
 12449  		c := auxIntToInt64(v_0.AuxInt)
 12450  		idx := v_1
 12451  		mem := v_2
 12452  		if !(is32Bit(c)) {
 12453  			break
 12454  		}
 12455  		v.reset(OpARM64MOVHstorezero)
 12456  		v.AuxInt = int32ToAuxInt(int32(c))
 12457  		v.AddArg2(idx, mem)
 12458  		return true
 12459  	}
 12460  	// match: (MOVHstorezeroidx ptr (SLLconst [1] idx) mem)
 12461  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12462  	for {
 12463  		ptr := v_0
 12464  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 1 {
 12465  			break
 12466  		}
 12467  		idx := v_1.Args[0]
 12468  		mem := v_2
 12469  		v.reset(OpARM64MOVHstorezeroidx2)
 12470  		v.AddArg3(ptr, idx, mem)
 12471  		return true
 12472  	}
 12473  	// match: (MOVHstorezeroidx ptr (ADD idx idx) mem)
 12474  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12475  	for {
 12476  		ptr := v_0
 12477  		if v_1.Op != OpARM64ADD {
 12478  			break
 12479  		}
 12480  		idx := v_1.Args[1]
 12481  		if idx != v_1.Args[0] {
 12482  			break
 12483  		}
 12484  		mem := v_2
 12485  		v.reset(OpARM64MOVHstorezeroidx2)
 12486  		v.AddArg3(ptr, idx, mem)
 12487  		return true
 12488  	}
 12489  	// match: (MOVHstorezeroidx (SLLconst [1] idx) ptr mem)
 12490  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12491  	for {
 12492  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 1 {
 12493  			break
 12494  		}
 12495  		idx := v_0.Args[0]
 12496  		ptr := v_1
 12497  		mem := v_2
 12498  		v.reset(OpARM64MOVHstorezeroidx2)
 12499  		v.AddArg3(ptr, idx, mem)
 12500  		return true
 12501  	}
 12502  	// match: (MOVHstorezeroidx (ADD idx idx) ptr mem)
 12503  	// result: (MOVHstorezeroidx2 ptr idx mem)
 12504  	for {
 12505  		if v_0.Op != OpARM64ADD {
 12506  			break
 12507  		}
 12508  		idx := v_0.Args[1]
 12509  		if idx != v_0.Args[0] {
 12510  			break
 12511  		}
 12512  		ptr := v_1
 12513  		mem := v_2
 12514  		v.reset(OpARM64MOVHstorezeroidx2)
 12515  		v.AddArg3(ptr, idx, mem)
 12516  		return true
 12517  	}
 12518  	// match: (MOVHstorezeroidx ptr (ADDconst [2] idx) x:(MOVHstorezeroidx ptr idx mem))
 12519  	// cond: x.Uses == 1 && clobber(x)
 12520  	// result: (MOVWstorezeroidx ptr idx mem)
 12521  	for {
 12522  		ptr := v_0
 12523  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 2 {
 12524  			break
 12525  		}
 12526  		idx := v_1.Args[0]
 12527  		x := v_2
 12528  		if x.Op != OpARM64MOVHstorezeroidx {
 12529  			break
 12530  		}
 12531  		mem := x.Args[2]
 12532  		if ptr != x.Args[0] || idx != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 12533  			break
 12534  		}
 12535  		v.reset(OpARM64MOVWstorezeroidx)
 12536  		v.AddArg3(ptr, idx, mem)
 12537  		return true
 12538  	}
 12539  	return false
 12540  }
 12541  func rewriteValueARM64_OpARM64MOVHstorezeroidx2(v *Value) bool {
 12542  	v_2 := v.Args[2]
 12543  	v_1 := v.Args[1]
 12544  	v_0 := v.Args[0]
 12545  	// match: (MOVHstorezeroidx2 ptr (MOVDconst [c]) mem)
 12546  	// cond: is32Bit(c<<1)
 12547  	// result: (MOVHstorezero [int32(c<<1)] ptr mem)
 12548  	for {
 12549  		ptr := v_0
 12550  		if v_1.Op != OpARM64MOVDconst {
 12551  			break
 12552  		}
 12553  		c := auxIntToInt64(v_1.AuxInt)
 12554  		mem := v_2
 12555  		if !(is32Bit(c << 1)) {
 12556  			break
 12557  		}
 12558  		v.reset(OpARM64MOVHstorezero)
 12559  		v.AuxInt = int32ToAuxInt(int32(c << 1))
 12560  		v.AddArg2(ptr, mem)
 12561  		return true
 12562  	}
 12563  	return false
 12564  }
 12565  func rewriteValueARM64_OpARM64MOVQstorezero(v *Value) bool {
 12566  	v_1 := v.Args[1]
 12567  	v_0 := v.Args[0]
 12568  	b := v.Block
 12569  	config := b.Func.Config
 12570  	// match: (MOVQstorezero [off1] {sym} (ADDconst [off2] ptr) mem)
 12571  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12572  	// result: (MOVQstorezero [off1+int32(off2)] {sym} ptr mem)
 12573  	for {
 12574  		off1 := auxIntToInt32(v.AuxInt)
 12575  		sym := auxToSym(v.Aux)
 12576  		if v_0.Op != OpARM64ADDconst {
 12577  			break
 12578  		}
 12579  		off2 := auxIntToInt64(v_0.AuxInt)
 12580  		ptr := v_0.Args[0]
 12581  		mem := v_1
 12582  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12583  			break
 12584  		}
 12585  		v.reset(OpARM64MOVQstorezero)
 12586  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 12587  		v.Aux = symToAux(sym)
 12588  		v.AddArg2(ptr, mem)
 12589  		return true
 12590  	}
 12591  	// match: (MOVQstorezero [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 12592  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12593  	// result: (MOVQstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 12594  	for {
 12595  		off1 := auxIntToInt32(v.AuxInt)
 12596  		sym1 := auxToSym(v.Aux)
 12597  		if v_0.Op != OpARM64MOVDaddr {
 12598  			break
 12599  		}
 12600  		off2 := auxIntToInt32(v_0.AuxInt)
 12601  		sym2 := auxToSym(v_0.Aux)
 12602  		ptr := v_0.Args[0]
 12603  		mem := v_1
 12604  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12605  			break
 12606  		}
 12607  		v.reset(OpARM64MOVQstorezero)
 12608  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12609  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12610  		v.AddArg2(ptr, mem)
 12611  		return true
 12612  	}
 12613  	return false
 12614  }
 12615  func rewriteValueARM64_OpARM64MOVWUload(v *Value) bool {
 12616  	v_1 := v.Args[1]
 12617  	v_0 := v.Args[0]
 12618  	b := v.Block
 12619  	config := b.Func.Config
 12620  	// match: (MOVWUload [off] {sym} ptr (FMOVSstore [off] {sym} ptr val _))
 12621  	// result: (FMOVSfpgp val)
 12622  	for {
 12623  		off := auxIntToInt32(v.AuxInt)
 12624  		sym := auxToSym(v.Aux)
 12625  		ptr := v_0
 12626  		if v_1.Op != OpARM64FMOVSstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym {
 12627  			break
 12628  		}
 12629  		val := v_1.Args[1]
 12630  		if ptr != v_1.Args[0] {
 12631  			break
 12632  		}
 12633  		v.reset(OpARM64FMOVSfpgp)
 12634  		v.AddArg(val)
 12635  		return true
 12636  	}
 12637  	// match: (MOVWUload [off1] {sym} (ADDconst [off2] ptr) mem)
 12638  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12639  	// result: (MOVWUload [off1+int32(off2)] {sym} ptr mem)
 12640  	for {
 12641  		off1 := auxIntToInt32(v.AuxInt)
 12642  		sym := auxToSym(v.Aux)
 12643  		if v_0.Op != OpARM64ADDconst {
 12644  			break
 12645  		}
 12646  		off2 := auxIntToInt64(v_0.AuxInt)
 12647  		ptr := v_0.Args[0]
 12648  		mem := v_1
 12649  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12650  			break
 12651  		}
 12652  		v.reset(OpARM64MOVWUload)
 12653  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 12654  		v.Aux = symToAux(sym)
 12655  		v.AddArg2(ptr, mem)
 12656  		return true
 12657  	}
 12658  	// match: (MOVWUload [off] {sym} (ADD ptr idx) mem)
 12659  	// cond: off == 0 && sym == nil
 12660  	// result: (MOVWUloadidx ptr idx mem)
 12661  	for {
 12662  		off := auxIntToInt32(v.AuxInt)
 12663  		sym := auxToSym(v.Aux)
 12664  		if v_0.Op != OpARM64ADD {
 12665  			break
 12666  		}
 12667  		idx := v_0.Args[1]
 12668  		ptr := v_0.Args[0]
 12669  		mem := v_1
 12670  		if !(off == 0 && sym == nil) {
 12671  			break
 12672  		}
 12673  		v.reset(OpARM64MOVWUloadidx)
 12674  		v.AddArg3(ptr, idx, mem)
 12675  		return true
 12676  	}
 12677  	// match: (MOVWUload [off] {sym} (ADDshiftLL [2] ptr idx) mem)
 12678  	// cond: off == 0 && sym == nil
 12679  	// result: (MOVWUloadidx4 ptr idx mem)
 12680  	for {
 12681  		off := auxIntToInt32(v.AuxInt)
 12682  		sym := auxToSym(v.Aux)
 12683  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 12684  			break
 12685  		}
 12686  		idx := v_0.Args[1]
 12687  		ptr := v_0.Args[0]
 12688  		mem := v_1
 12689  		if !(off == 0 && sym == nil) {
 12690  			break
 12691  		}
 12692  		v.reset(OpARM64MOVWUloadidx4)
 12693  		v.AddArg3(ptr, idx, mem)
 12694  		return true
 12695  	}
 12696  	// match: (MOVWUload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 12697  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 12698  	// result: (MOVWUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 12699  	for {
 12700  		off1 := auxIntToInt32(v.AuxInt)
 12701  		sym1 := auxToSym(v.Aux)
 12702  		if v_0.Op != OpARM64MOVDaddr {
 12703  			break
 12704  		}
 12705  		off2 := auxIntToInt32(v_0.AuxInt)
 12706  		sym2 := auxToSym(v_0.Aux)
 12707  		ptr := v_0.Args[0]
 12708  		mem := v_1
 12709  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 12710  			break
 12711  		}
 12712  		v.reset(OpARM64MOVWUload)
 12713  		v.AuxInt = int32ToAuxInt(off1 + off2)
 12714  		v.Aux = symToAux(mergeSym(sym1, sym2))
 12715  		v.AddArg2(ptr, mem)
 12716  		return true
 12717  	}
 12718  	// match: (MOVWUload [off] {sym} ptr (MOVWstorezero [off2] {sym2} ptr2 _))
 12719  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 12720  	// result: (MOVDconst [0])
 12721  	for {
 12722  		off := auxIntToInt32(v.AuxInt)
 12723  		sym := auxToSym(v.Aux)
 12724  		ptr := v_0
 12725  		if v_1.Op != OpARM64MOVWstorezero {
 12726  			break
 12727  		}
 12728  		off2 := auxIntToInt32(v_1.AuxInt)
 12729  		sym2 := auxToSym(v_1.Aux)
 12730  		ptr2 := v_1.Args[0]
 12731  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 12732  			break
 12733  		}
 12734  		v.reset(OpARM64MOVDconst)
 12735  		v.AuxInt = int64ToAuxInt(0)
 12736  		return true
 12737  	}
 12738  	// match: (MOVWUload [off] {sym} (SB) _)
 12739  	// cond: symIsRO(sym)
 12740  	// result: (MOVDconst [int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder))])
 12741  	for {
 12742  		off := auxIntToInt32(v.AuxInt)
 12743  		sym := auxToSym(v.Aux)
 12744  		if v_0.Op != OpSB || !(symIsRO(sym)) {
 12745  			break
 12746  		}
 12747  		v.reset(OpARM64MOVDconst)
 12748  		v.AuxInt = int64ToAuxInt(int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder)))
 12749  		return true
 12750  	}
 12751  	return false
 12752  }
 12753  func rewriteValueARM64_OpARM64MOVWUloadidx(v *Value) bool {
 12754  	v_2 := v.Args[2]
 12755  	v_1 := v.Args[1]
 12756  	v_0 := v.Args[0]
 12757  	// match: (MOVWUloadidx ptr (MOVDconst [c]) mem)
 12758  	// cond: is32Bit(c)
 12759  	// result: (MOVWUload [int32(c)] ptr mem)
 12760  	for {
 12761  		ptr := v_0
 12762  		if v_1.Op != OpARM64MOVDconst {
 12763  			break
 12764  		}
 12765  		c := auxIntToInt64(v_1.AuxInt)
 12766  		mem := v_2
 12767  		if !(is32Bit(c)) {
 12768  			break
 12769  		}
 12770  		v.reset(OpARM64MOVWUload)
 12771  		v.AuxInt = int32ToAuxInt(int32(c))
 12772  		v.AddArg2(ptr, mem)
 12773  		return true
 12774  	}
 12775  	// match: (MOVWUloadidx (MOVDconst [c]) ptr mem)
 12776  	// cond: is32Bit(c)
 12777  	// result: (MOVWUload [int32(c)] ptr mem)
 12778  	for {
 12779  		if v_0.Op != OpARM64MOVDconst {
 12780  			break
 12781  		}
 12782  		c := auxIntToInt64(v_0.AuxInt)
 12783  		ptr := v_1
 12784  		mem := v_2
 12785  		if !(is32Bit(c)) {
 12786  			break
 12787  		}
 12788  		v.reset(OpARM64MOVWUload)
 12789  		v.AuxInt = int32ToAuxInt(int32(c))
 12790  		v.AddArg2(ptr, mem)
 12791  		return true
 12792  	}
 12793  	// match: (MOVWUloadidx ptr (SLLconst [2] idx) mem)
 12794  	// result: (MOVWUloadidx4 ptr idx mem)
 12795  	for {
 12796  		ptr := v_0
 12797  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
 12798  			break
 12799  		}
 12800  		idx := v_1.Args[0]
 12801  		mem := v_2
 12802  		v.reset(OpARM64MOVWUloadidx4)
 12803  		v.AddArg3(ptr, idx, mem)
 12804  		return true
 12805  	}
 12806  	// match: (MOVWUloadidx (SLLconst [2] idx) ptr mem)
 12807  	// result: (MOVWUloadidx4 ptr idx mem)
 12808  	for {
 12809  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
 12810  			break
 12811  		}
 12812  		idx := v_0.Args[0]
 12813  		ptr := v_1
 12814  		mem := v_2
 12815  		v.reset(OpARM64MOVWUloadidx4)
 12816  		v.AddArg3(ptr, idx, mem)
 12817  		return true
 12818  	}
 12819  	// match: (MOVWUloadidx ptr idx (MOVWstorezeroidx ptr2 idx2 _))
 12820  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
 12821  	// result: (MOVDconst [0])
 12822  	for {
 12823  		ptr := v_0
 12824  		idx := v_1
 12825  		if v_2.Op != OpARM64MOVWstorezeroidx {
 12826  			break
 12827  		}
 12828  		idx2 := v_2.Args[1]
 12829  		ptr2 := v_2.Args[0]
 12830  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
 12831  			break
 12832  		}
 12833  		v.reset(OpARM64MOVDconst)
 12834  		v.AuxInt = int64ToAuxInt(0)
 12835  		return true
 12836  	}
 12837  	return false
 12838  }
 12839  func rewriteValueARM64_OpARM64MOVWUloadidx4(v *Value) bool {
 12840  	v_2 := v.Args[2]
 12841  	v_1 := v.Args[1]
 12842  	v_0 := v.Args[0]
 12843  	// match: (MOVWUloadidx4 ptr (MOVDconst [c]) mem)
 12844  	// cond: is32Bit(c<<2)
 12845  	// result: (MOVWUload [int32(c)<<2] ptr mem)
 12846  	for {
 12847  		ptr := v_0
 12848  		if v_1.Op != OpARM64MOVDconst {
 12849  			break
 12850  		}
 12851  		c := auxIntToInt64(v_1.AuxInt)
 12852  		mem := v_2
 12853  		if !(is32Bit(c << 2)) {
 12854  			break
 12855  		}
 12856  		v.reset(OpARM64MOVWUload)
 12857  		v.AuxInt = int32ToAuxInt(int32(c) << 2)
 12858  		v.AddArg2(ptr, mem)
 12859  		return true
 12860  	}
 12861  	// match: (MOVWUloadidx4 ptr idx (MOVWstorezeroidx4 ptr2 idx2 _))
 12862  	// cond: isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)
 12863  	// result: (MOVDconst [0])
 12864  	for {
 12865  		ptr := v_0
 12866  		idx := v_1
 12867  		if v_2.Op != OpARM64MOVWstorezeroidx4 {
 12868  			break
 12869  		}
 12870  		idx2 := v_2.Args[1]
 12871  		ptr2 := v_2.Args[0]
 12872  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)) {
 12873  			break
 12874  		}
 12875  		v.reset(OpARM64MOVDconst)
 12876  		v.AuxInt = int64ToAuxInt(0)
 12877  		return true
 12878  	}
 12879  	return false
 12880  }
 12881  func rewriteValueARM64_OpARM64MOVWUreg(v *Value) bool {
 12882  	v_0 := v.Args[0]
 12883  	// match: (MOVWUreg x:(MOVBUload _ _))
 12884  	// result: (MOVDreg x)
 12885  	for {
 12886  		x := v_0
 12887  		if x.Op != OpARM64MOVBUload {
 12888  			break
 12889  		}
 12890  		v.reset(OpARM64MOVDreg)
 12891  		v.AddArg(x)
 12892  		return true
 12893  	}
 12894  	// match: (MOVWUreg x:(MOVHUload _ _))
 12895  	// result: (MOVDreg x)
 12896  	for {
 12897  		x := v_0
 12898  		if x.Op != OpARM64MOVHUload {
 12899  			break
 12900  		}
 12901  		v.reset(OpARM64MOVDreg)
 12902  		v.AddArg(x)
 12903  		return true
 12904  	}
 12905  	// match: (MOVWUreg x:(MOVWUload _ _))
 12906  	// result: (MOVDreg x)
 12907  	for {
 12908  		x := v_0
 12909  		if x.Op != OpARM64MOVWUload {
 12910  			break
 12911  		}
 12912  		v.reset(OpARM64MOVDreg)
 12913  		v.AddArg(x)
 12914  		return true
 12915  	}
 12916  	// match: (MOVWUreg x:(MOVBUloadidx _ _ _))
 12917  	// result: (MOVDreg x)
 12918  	for {
 12919  		x := v_0
 12920  		if x.Op != OpARM64MOVBUloadidx {
 12921  			break
 12922  		}
 12923  		v.reset(OpARM64MOVDreg)
 12924  		v.AddArg(x)
 12925  		return true
 12926  	}
 12927  	// match: (MOVWUreg x:(MOVHUloadidx _ _ _))
 12928  	// result: (MOVDreg x)
 12929  	for {
 12930  		x := v_0
 12931  		if x.Op != OpARM64MOVHUloadidx {
 12932  			break
 12933  		}
 12934  		v.reset(OpARM64MOVDreg)
 12935  		v.AddArg(x)
 12936  		return true
 12937  	}
 12938  	// match: (MOVWUreg x:(MOVWUloadidx _ _ _))
 12939  	// result: (MOVDreg x)
 12940  	for {
 12941  		x := v_0
 12942  		if x.Op != OpARM64MOVWUloadidx {
 12943  			break
 12944  		}
 12945  		v.reset(OpARM64MOVDreg)
 12946  		v.AddArg(x)
 12947  		return true
 12948  	}
 12949  	// match: (MOVWUreg x:(MOVHUloadidx2 _ _ _))
 12950  	// result: (MOVDreg x)
 12951  	for {
 12952  		x := v_0
 12953  		if x.Op != OpARM64MOVHUloadidx2 {
 12954  			break
 12955  		}
 12956  		v.reset(OpARM64MOVDreg)
 12957  		v.AddArg(x)
 12958  		return true
 12959  	}
 12960  	// match: (MOVWUreg x:(MOVWUloadidx4 _ _ _))
 12961  	// result: (MOVDreg x)
 12962  	for {
 12963  		x := v_0
 12964  		if x.Op != OpARM64MOVWUloadidx4 {
 12965  			break
 12966  		}
 12967  		v.reset(OpARM64MOVDreg)
 12968  		v.AddArg(x)
 12969  		return true
 12970  	}
 12971  	// match: (MOVWUreg x:(MOVBUreg _))
 12972  	// result: (MOVDreg x)
 12973  	for {
 12974  		x := v_0
 12975  		if x.Op != OpARM64MOVBUreg {
 12976  			break
 12977  		}
 12978  		v.reset(OpARM64MOVDreg)
 12979  		v.AddArg(x)
 12980  		return true
 12981  	}
 12982  	// match: (MOVWUreg x:(MOVHUreg _))
 12983  	// result: (MOVDreg x)
 12984  	for {
 12985  		x := v_0
 12986  		if x.Op != OpARM64MOVHUreg {
 12987  			break
 12988  		}
 12989  		v.reset(OpARM64MOVDreg)
 12990  		v.AddArg(x)
 12991  		return true
 12992  	}
 12993  	// match: (MOVWUreg x:(MOVWUreg _))
 12994  	// result: (MOVDreg x)
 12995  	for {
 12996  		x := v_0
 12997  		if x.Op != OpARM64MOVWUreg {
 12998  			break
 12999  		}
 13000  		v.reset(OpARM64MOVDreg)
 13001  		v.AddArg(x)
 13002  		return true
 13003  	}
 13004  	// match: (MOVWUreg (ANDconst [c] x))
 13005  	// result: (ANDconst [c&(1<<32-1)] x)
 13006  	for {
 13007  		if v_0.Op != OpARM64ANDconst {
 13008  			break
 13009  		}
 13010  		c := auxIntToInt64(v_0.AuxInt)
 13011  		x := v_0.Args[0]
 13012  		v.reset(OpARM64ANDconst)
 13013  		v.AuxInt = int64ToAuxInt(c & (1<<32 - 1))
 13014  		v.AddArg(x)
 13015  		return true
 13016  	}
 13017  	// match: (MOVWUreg (MOVDconst [c]))
 13018  	// result: (MOVDconst [int64(uint32(c))])
 13019  	for {
 13020  		if v_0.Op != OpARM64MOVDconst {
 13021  			break
 13022  		}
 13023  		c := auxIntToInt64(v_0.AuxInt)
 13024  		v.reset(OpARM64MOVDconst)
 13025  		v.AuxInt = int64ToAuxInt(int64(uint32(c)))
 13026  		return true
 13027  	}
 13028  	// match: (MOVWUreg (SLLconst [lc] x))
 13029  	// cond: lc >= 32
 13030  	// result: (MOVDconst [0])
 13031  	for {
 13032  		if v_0.Op != OpARM64SLLconst {
 13033  			break
 13034  		}
 13035  		lc := auxIntToInt64(v_0.AuxInt)
 13036  		if !(lc >= 32) {
 13037  			break
 13038  		}
 13039  		v.reset(OpARM64MOVDconst)
 13040  		v.AuxInt = int64ToAuxInt(0)
 13041  		return true
 13042  	}
 13043  	// match: (MOVWUreg (SLLconst [lc] x))
 13044  	// cond: lc < 32
 13045  	// result: (UBFIZ [armBFAuxInt(lc, 32-lc)] x)
 13046  	for {
 13047  		if v_0.Op != OpARM64SLLconst {
 13048  			break
 13049  		}
 13050  		lc := auxIntToInt64(v_0.AuxInt)
 13051  		x := v_0.Args[0]
 13052  		if !(lc < 32) {
 13053  			break
 13054  		}
 13055  		v.reset(OpARM64UBFIZ)
 13056  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 32-lc))
 13057  		v.AddArg(x)
 13058  		return true
 13059  	}
 13060  	// match: (MOVWUreg (SRLconst [rc] x))
 13061  	// cond: rc < 32
 13062  	// result: (UBFX [armBFAuxInt(rc, 32)] x)
 13063  	for {
 13064  		if v_0.Op != OpARM64SRLconst {
 13065  			break
 13066  		}
 13067  		rc := auxIntToInt64(v_0.AuxInt)
 13068  		x := v_0.Args[0]
 13069  		if !(rc < 32) {
 13070  			break
 13071  		}
 13072  		v.reset(OpARM64UBFX)
 13073  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 32))
 13074  		v.AddArg(x)
 13075  		return true
 13076  	}
 13077  	// match: (MOVWUreg (UBFX [bfc] x))
 13078  	// cond: bfc.getARM64BFwidth() <= 32
 13079  	// result: (UBFX [bfc] x)
 13080  	for {
 13081  		if v_0.Op != OpARM64UBFX {
 13082  			break
 13083  		}
 13084  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 13085  		x := v_0.Args[0]
 13086  		if !(bfc.getARM64BFwidth() <= 32) {
 13087  			break
 13088  		}
 13089  		v.reset(OpARM64UBFX)
 13090  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
 13091  		v.AddArg(x)
 13092  		return true
 13093  	}
 13094  	return false
 13095  }
 13096  func rewriteValueARM64_OpARM64MOVWload(v *Value) bool {
 13097  	v_1 := v.Args[1]
 13098  	v_0 := v.Args[0]
 13099  	b := v.Block
 13100  	config := b.Func.Config
 13101  	// match: (MOVWload [off1] {sym} (ADDconst [off2] ptr) mem)
 13102  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 13103  	// result: (MOVWload [off1+int32(off2)] {sym} ptr mem)
 13104  	for {
 13105  		off1 := auxIntToInt32(v.AuxInt)
 13106  		sym := auxToSym(v.Aux)
 13107  		if v_0.Op != OpARM64ADDconst {
 13108  			break
 13109  		}
 13110  		off2 := auxIntToInt64(v_0.AuxInt)
 13111  		ptr := v_0.Args[0]
 13112  		mem := v_1
 13113  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 13114  			break
 13115  		}
 13116  		v.reset(OpARM64MOVWload)
 13117  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 13118  		v.Aux = symToAux(sym)
 13119  		v.AddArg2(ptr, mem)
 13120  		return true
 13121  	}
 13122  	// match: (MOVWload [off] {sym} (ADD ptr idx) mem)
 13123  	// cond: off == 0 && sym == nil
 13124  	// result: (MOVWloadidx ptr idx mem)
 13125  	for {
 13126  		off := auxIntToInt32(v.AuxInt)
 13127  		sym := auxToSym(v.Aux)
 13128  		if v_0.Op != OpARM64ADD {
 13129  			break
 13130  		}
 13131  		idx := v_0.Args[1]
 13132  		ptr := v_0.Args[0]
 13133  		mem := v_1
 13134  		if !(off == 0 && sym == nil) {
 13135  			break
 13136  		}
 13137  		v.reset(OpARM64MOVWloadidx)
 13138  		v.AddArg3(ptr, idx, mem)
 13139  		return true
 13140  	}
 13141  	// match: (MOVWload [off] {sym} (ADDshiftLL [2] ptr idx) mem)
 13142  	// cond: off == 0 && sym == nil
 13143  	// result: (MOVWloadidx4 ptr idx mem)
 13144  	for {
 13145  		off := auxIntToInt32(v.AuxInt)
 13146  		sym := auxToSym(v.Aux)
 13147  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 13148  			break
 13149  		}
 13150  		idx := v_0.Args[1]
 13151  		ptr := v_0.Args[0]
 13152  		mem := v_1
 13153  		if !(off == 0 && sym == nil) {
 13154  			break
 13155  		}
 13156  		v.reset(OpARM64MOVWloadidx4)
 13157  		v.AddArg3(ptr, idx, mem)
 13158  		return true
 13159  	}
 13160  	// match: (MOVWload [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 13161  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 13162  	// result: (MOVWload [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 13163  	for {
 13164  		off1 := auxIntToInt32(v.AuxInt)
 13165  		sym1 := auxToSym(v.Aux)
 13166  		if v_0.Op != OpARM64MOVDaddr {
 13167  			break
 13168  		}
 13169  		off2 := auxIntToInt32(v_0.AuxInt)
 13170  		sym2 := auxToSym(v_0.Aux)
 13171  		ptr := v_0.Args[0]
 13172  		mem := v_1
 13173  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 13174  			break
 13175  		}
 13176  		v.reset(OpARM64MOVWload)
 13177  		v.AuxInt = int32ToAuxInt(off1 + off2)
 13178  		v.Aux = symToAux(mergeSym(sym1, sym2))
 13179  		v.AddArg2(ptr, mem)
 13180  		return true
 13181  	}
 13182  	// match: (MOVWload [off] {sym} ptr (MOVWstorezero [off2] {sym2} ptr2 _))
 13183  	// cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)
 13184  	// result: (MOVDconst [0])
 13185  	for {
 13186  		off := auxIntToInt32(v.AuxInt)
 13187  		sym := auxToSym(v.Aux)
 13188  		ptr := v_0
 13189  		if v_1.Op != OpARM64MOVWstorezero {
 13190  			break
 13191  		}
 13192  		off2 := auxIntToInt32(v_1.AuxInt)
 13193  		sym2 := auxToSym(v_1.Aux)
 13194  		ptr2 := v_1.Args[0]
 13195  		if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) {
 13196  			break
 13197  		}
 13198  		v.reset(OpARM64MOVDconst)
 13199  		v.AuxInt = int64ToAuxInt(0)
 13200  		return true
 13201  	}
 13202  	return false
 13203  }
 13204  func rewriteValueARM64_OpARM64MOVWloadidx(v *Value) bool {
 13205  	v_2 := v.Args[2]
 13206  	v_1 := v.Args[1]
 13207  	v_0 := v.Args[0]
 13208  	// match: (MOVWloadidx ptr (MOVDconst [c]) mem)
 13209  	// cond: is32Bit(c)
 13210  	// result: (MOVWload [int32(c)] ptr mem)
 13211  	for {
 13212  		ptr := v_0
 13213  		if v_1.Op != OpARM64MOVDconst {
 13214  			break
 13215  		}
 13216  		c := auxIntToInt64(v_1.AuxInt)
 13217  		mem := v_2
 13218  		if !(is32Bit(c)) {
 13219  			break
 13220  		}
 13221  		v.reset(OpARM64MOVWload)
 13222  		v.AuxInt = int32ToAuxInt(int32(c))
 13223  		v.AddArg2(ptr, mem)
 13224  		return true
 13225  	}
 13226  	// match: (MOVWloadidx (MOVDconst [c]) ptr mem)
 13227  	// cond: is32Bit(c)
 13228  	// result: (MOVWload [int32(c)] ptr mem)
 13229  	for {
 13230  		if v_0.Op != OpARM64MOVDconst {
 13231  			break
 13232  		}
 13233  		c := auxIntToInt64(v_0.AuxInt)
 13234  		ptr := v_1
 13235  		mem := v_2
 13236  		if !(is32Bit(c)) {
 13237  			break
 13238  		}
 13239  		v.reset(OpARM64MOVWload)
 13240  		v.AuxInt = int32ToAuxInt(int32(c))
 13241  		v.AddArg2(ptr, mem)
 13242  		return true
 13243  	}
 13244  	// match: (MOVWloadidx ptr (SLLconst [2] idx) mem)
 13245  	// result: (MOVWloadidx4 ptr idx mem)
 13246  	for {
 13247  		ptr := v_0
 13248  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
 13249  			break
 13250  		}
 13251  		idx := v_1.Args[0]
 13252  		mem := v_2
 13253  		v.reset(OpARM64MOVWloadidx4)
 13254  		v.AddArg3(ptr, idx, mem)
 13255  		return true
 13256  	}
 13257  	// match: (MOVWloadidx (SLLconst [2] idx) ptr mem)
 13258  	// result: (MOVWloadidx4 ptr idx mem)
 13259  	for {
 13260  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
 13261  			break
 13262  		}
 13263  		idx := v_0.Args[0]
 13264  		ptr := v_1
 13265  		mem := v_2
 13266  		v.reset(OpARM64MOVWloadidx4)
 13267  		v.AddArg3(ptr, idx, mem)
 13268  		return true
 13269  	}
 13270  	// match: (MOVWloadidx ptr idx (MOVWstorezeroidx ptr2 idx2 _))
 13271  	// cond: (isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2))
 13272  	// result: (MOVDconst [0])
 13273  	for {
 13274  		ptr := v_0
 13275  		idx := v_1
 13276  		if v_2.Op != OpARM64MOVWstorezeroidx {
 13277  			break
 13278  		}
 13279  		idx2 := v_2.Args[1]
 13280  		ptr2 := v_2.Args[0]
 13281  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2) || isSamePtr(ptr, idx2) && isSamePtr(idx, ptr2)) {
 13282  			break
 13283  		}
 13284  		v.reset(OpARM64MOVDconst)
 13285  		v.AuxInt = int64ToAuxInt(0)
 13286  		return true
 13287  	}
 13288  	return false
 13289  }
 13290  func rewriteValueARM64_OpARM64MOVWloadidx4(v *Value) bool {
 13291  	v_2 := v.Args[2]
 13292  	v_1 := v.Args[1]
 13293  	v_0 := v.Args[0]
 13294  	// match: (MOVWloadidx4 ptr (MOVDconst [c]) mem)
 13295  	// cond: is32Bit(c<<2)
 13296  	// result: (MOVWload [int32(c)<<2] ptr mem)
 13297  	for {
 13298  		ptr := v_0
 13299  		if v_1.Op != OpARM64MOVDconst {
 13300  			break
 13301  		}
 13302  		c := auxIntToInt64(v_1.AuxInt)
 13303  		mem := v_2
 13304  		if !(is32Bit(c << 2)) {
 13305  			break
 13306  		}
 13307  		v.reset(OpARM64MOVWload)
 13308  		v.AuxInt = int32ToAuxInt(int32(c) << 2)
 13309  		v.AddArg2(ptr, mem)
 13310  		return true
 13311  	}
 13312  	// match: (MOVWloadidx4 ptr idx (MOVWstorezeroidx4 ptr2 idx2 _))
 13313  	// cond: isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)
 13314  	// result: (MOVDconst [0])
 13315  	for {
 13316  		ptr := v_0
 13317  		idx := v_1
 13318  		if v_2.Op != OpARM64MOVWstorezeroidx4 {
 13319  			break
 13320  		}
 13321  		idx2 := v_2.Args[1]
 13322  		ptr2 := v_2.Args[0]
 13323  		if !(isSamePtr(ptr, ptr2) && isSamePtr(idx, idx2)) {
 13324  			break
 13325  		}
 13326  		v.reset(OpARM64MOVDconst)
 13327  		v.AuxInt = int64ToAuxInt(0)
 13328  		return true
 13329  	}
 13330  	return false
 13331  }
 13332  func rewriteValueARM64_OpARM64MOVWreg(v *Value) bool {
 13333  	v_0 := v.Args[0]
 13334  	// match: (MOVWreg x:(MOVBload _ _))
 13335  	// result: (MOVDreg x)
 13336  	for {
 13337  		x := v_0
 13338  		if x.Op != OpARM64MOVBload {
 13339  			break
 13340  		}
 13341  		v.reset(OpARM64MOVDreg)
 13342  		v.AddArg(x)
 13343  		return true
 13344  	}
 13345  	// match: (MOVWreg x:(MOVBUload _ _))
 13346  	// result: (MOVDreg x)
 13347  	for {
 13348  		x := v_0
 13349  		if x.Op != OpARM64MOVBUload {
 13350  			break
 13351  		}
 13352  		v.reset(OpARM64MOVDreg)
 13353  		v.AddArg(x)
 13354  		return true
 13355  	}
 13356  	// match: (MOVWreg x:(MOVHload _ _))
 13357  	// result: (MOVDreg x)
 13358  	for {
 13359  		x := v_0
 13360  		if x.Op != OpARM64MOVHload {
 13361  			break
 13362  		}
 13363  		v.reset(OpARM64MOVDreg)
 13364  		v.AddArg(x)
 13365  		return true
 13366  	}
 13367  	// match: (MOVWreg x:(MOVHUload _ _))
 13368  	// result: (MOVDreg x)
 13369  	for {
 13370  		x := v_0
 13371  		if x.Op != OpARM64MOVHUload {
 13372  			break
 13373  		}
 13374  		v.reset(OpARM64MOVDreg)
 13375  		v.AddArg(x)
 13376  		return true
 13377  	}
 13378  	// match: (MOVWreg x:(MOVWload _ _))
 13379  	// result: (MOVDreg x)
 13380  	for {
 13381  		x := v_0
 13382  		if x.Op != OpARM64MOVWload {
 13383  			break
 13384  		}
 13385  		v.reset(OpARM64MOVDreg)
 13386  		v.AddArg(x)
 13387  		return true
 13388  	}
 13389  	// match: (MOVWreg x:(MOVBloadidx _ _ _))
 13390  	// result: (MOVDreg x)
 13391  	for {
 13392  		x := v_0
 13393  		if x.Op != OpARM64MOVBloadidx {
 13394  			break
 13395  		}
 13396  		v.reset(OpARM64MOVDreg)
 13397  		v.AddArg(x)
 13398  		return true
 13399  	}
 13400  	// match: (MOVWreg x:(MOVBUloadidx _ _ _))
 13401  	// result: (MOVDreg x)
 13402  	for {
 13403  		x := v_0
 13404  		if x.Op != OpARM64MOVBUloadidx {
 13405  			break
 13406  		}
 13407  		v.reset(OpARM64MOVDreg)
 13408  		v.AddArg(x)
 13409  		return true
 13410  	}
 13411  	// match: (MOVWreg x:(MOVHloadidx _ _ _))
 13412  	// result: (MOVDreg x)
 13413  	for {
 13414  		x := v_0
 13415  		if x.Op != OpARM64MOVHloadidx {
 13416  			break
 13417  		}
 13418  		v.reset(OpARM64MOVDreg)
 13419  		v.AddArg(x)
 13420  		return true
 13421  	}
 13422  	// match: (MOVWreg x:(MOVHUloadidx _ _ _))
 13423  	// result: (MOVDreg x)
 13424  	for {
 13425  		x := v_0
 13426  		if x.Op != OpARM64MOVHUloadidx {
 13427  			break
 13428  		}
 13429  		v.reset(OpARM64MOVDreg)
 13430  		v.AddArg(x)
 13431  		return true
 13432  	}
 13433  	// match: (MOVWreg x:(MOVWloadidx _ _ _))
 13434  	// result: (MOVDreg x)
 13435  	for {
 13436  		x := v_0
 13437  		if x.Op != OpARM64MOVWloadidx {
 13438  			break
 13439  		}
 13440  		v.reset(OpARM64MOVDreg)
 13441  		v.AddArg(x)
 13442  		return true
 13443  	}
 13444  	// match: (MOVWreg x:(MOVHloadidx2 _ _ _))
 13445  	// result: (MOVDreg x)
 13446  	for {
 13447  		x := v_0
 13448  		if x.Op != OpARM64MOVHloadidx2 {
 13449  			break
 13450  		}
 13451  		v.reset(OpARM64MOVDreg)
 13452  		v.AddArg(x)
 13453  		return true
 13454  	}
 13455  	// match: (MOVWreg x:(MOVHUloadidx2 _ _ _))
 13456  	// result: (MOVDreg x)
 13457  	for {
 13458  		x := v_0
 13459  		if x.Op != OpARM64MOVHUloadidx2 {
 13460  			break
 13461  		}
 13462  		v.reset(OpARM64MOVDreg)
 13463  		v.AddArg(x)
 13464  		return true
 13465  	}
 13466  	// match: (MOVWreg x:(MOVWloadidx4 _ _ _))
 13467  	// result: (MOVDreg x)
 13468  	for {
 13469  		x := v_0
 13470  		if x.Op != OpARM64MOVWloadidx4 {
 13471  			break
 13472  		}
 13473  		v.reset(OpARM64MOVDreg)
 13474  		v.AddArg(x)
 13475  		return true
 13476  	}
 13477  	// match: (MOVWreg x:(MOVBreg _))
 13478  	// result: (MOVDreg x)
 13479  	for {
 13480  		x := v_0
 13481  		if x.Op != OpARM64MOVBreg {
 13482  			break
 13483  		}
 13484  		v.reset(OpARM64MOVDreg)
 13485  		v.AddArg(x)
 13486  		return true
 13487  	}
 13488  	// match: (MOVWreg x:(MOVBUreg _))
 13489  	// result: (MOVDreg x)
 13490  	for {
 13491  		x := v_0
 13492  		if x.Op != OpARM64MOVBUreg {
 13493  			break
 13494  		}
 13495  		v.reset(OpARM64MOVDreg)
 13496  		v.AddArg(x)
 13497  		return true
 13498  	}
 13499  	// match: (MOVWreg x:(MOVHreg _))
 13500  	// result: (MOVDreg x)
 13501  	for {
 13502  		x := v_0
 13503  		if x.Op != OpARM64MOVHreg {
 13504  			break
 13505  		}
 13506  		v.reset(OpARM64MOVDreg)
 13507  		v.AddArg(x)
 13508  		return true
 13509  	}
 13510  	// match: (MOVWreg x:(MOVWreg _))
 13511  	// result: (MOVDreg x)
 13512  	for {
 13513  		x := v_0
 13514  		if x.Op != OpARM64MOVWreg {
 13515  			break
 13516  		}
 13517  		v.reset(OpARM64MOVDreg)
 13518  		v.AddArg(x)
 13519  		return true
 13520  	}
 13521  	// match: (MOVWreg (MOVDconst [c]))
 13522  	// result: (MOVDconst [int64(int32(c))])
 13523  	for {
 13524  		if v_0.Op != OpARM64MOVDconst {
 13525  			break
 13526  		}
 13527  		c := auxIntToInt64(v_0.AuxInt)
 13528  		v.reset(OpARM64MOVDconst)
 13529  		v.AuxInt = int64ToAuxInt(int64(int32(c)))
 13530  		return true
 13531  	}
 13532  	// match: (MOVWreg (SLLconst [lc] x))
 13533  	// cond: lc < 32
 13534  	// result: (SBFIZ [armBFAuxInt(lc, 32-lc)] x)
 13535  	for {
 13536  		if v_0.Op != OpARM64SLLconst {
 13537  			break
 13538  		}
 13539  		lc := auxIntToInt64(v_0.AuxInt)
 13540  		x := v_0.Args[0]
 13541  		if !(lc < 32) {
 13542  			break
 13543  		}
 13544  		v.reset(OpARM64SBFIZ)
 13545  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, 32-lc))
 13546  		v.AddArg(x)
 13547  		return true
 13548  	}
 13549  	// match: (MOVWreg (SBFX [bfc] x))
 13550  	// cond: bfc.getARM64BFwidth() <= 32
 13551  	// result: (SBFX [bfc] x)
 13552  	for {
 13553  		if v_0.Op != OpARM64SBFX {
 13554  			break
 13555  		}
 13556  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 13557  		x := v_0.Args[0]
 13558  		if !(bfc.getARM64BFwidth() <= 32) {
 13559  			break
 13560  		}
 13561  		v.reset(OpARM64SBFX)
 13562  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
 13563  		v.AddArg(x)
 13564  		return true
 13565  	}
 13566  	return false
 13567  }
 13568  func rewriteValueARM64_OpARM64MOVWstore(v *Value) bool {
 13569  	v_2 := v.Args[2]
 13570  	v_1 := v.Args[1]
 13571  	v_0 := v.Args[0]
 13572  	b := v.Block
 13573  	config := b.Func.Config
 13574  	// match: (MOVWstore [off] {sym} ptr (FMOVSfpgp val) mem)
 13575  	// result: (FMOVSstore [off] {sym} ptr val mem)
 13576  	for {
 13577  		off := auxIntToInt32(v.AuxInt)
 13578  		sym := auxToSym(v.Aux)
 13579  		ptr := v_0
 13580  		if v_1.Op != OpARM64FMOVSfpgp {
 13581  			break
 13582  		}
 13583  		val := v_1.Args[0]
 13584  		mem := v_2
 13585  		v.reset(OpARM64FMOVSstore)
 13586  		v.AuxInt = int32ToAuxInt(off)
 13587  		v.Aux = symToAux(sym)
 13588  		v.AddArg3(ptr, val, mem)
 13589  		return true
 13590  	}
 13591  	// match: (MOVWstore [off1] {sym} (ADDconst [off2] ptr) val mem)
 13592  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 13593  	// result: (MOVWstore [off1+int32(off2)] {sym} ptr val mem)
 13594  	for {
 13595  		off1 := auxIntToInt32(v.AuxInt)
 13596  		sym := auxToSym(v.Aux)
 13597  		if v_0.Op != OpARM64ADDconst {
 13598  			break
 13599  		}
 13600  		off2 := auxIntToInt64(v_0.AuxInt)
 13601  		ptr := v_0.Args[0]
 13602  		val := v_1
 13603  		mem := v_2
 13604  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 13605  			break
 13606  		}
 13607  		v.reset(OpARM64MOVWstore)
 13608  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 13609  		v.Aux = symToAux(sym)
 13610  		v.AddArg3(ptr, val, mem)
 13611  		return true
 13612  	}
 13613  	// match: (MOVWstore [off] {sym} (ADD ptr idx) val mem)
 13614  	// cond: off == 0 && sym == nil
 13615  	// result: (MOVWstoreidx ptr idx val mem)
 13616  	for {
 13617  		off := auxIntToInt32(v.AuxInt)
 13618  		sym := auxToSym(v.Aux)
 13619  		if v_0.Op != OpARM64ADD {
 13620  			break
 13621  		}
 13622  		idx := v_0.Args[1]
 13623  		ptr := v_0.Args[0]
 13624  		val := v_1
 13625  		mem := v_2
 13626  		if !(off == 0 && sym == nil) {
 13627  			break
 13628  		}
 13629  		v.reset(OpARM64MOVWstoreidx)
 13630  		v.AddArg4(ptr, idx, val, mem)
 13631  		return true
 13632  	}
 13633  	// match: (MOVWstore [off] {sym} (ADDshiftLL [2] ptr idx) val mem)
 13634  	// cond: off == 0 && sym == nil
 13635  	// result: (MOVWstoreidx4 ptr idx val mem)
 13636  	for {
 13637  		off := auxIntToInt32(v.AuxInt)
 13638  		sym := auxToSym(v.Aux)
 13639  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 13640  			break
 13641  		}
 13642  		idx := v_0.Args[1]
 13643  		ptr := v_0.Args[0]
 13644  		val := v_1
 13645  		mem := v_2
 13646  		if !(off == 0 && sym == nil) {
 13647  			break
 13648  		}
 13649  		v.reset(OpARM64MOVWstoreidx4)
 13650  		v.AddArg4(ptr, idx, val, mem)
 13651  		return true
 13652  	}
 13653  	// match: (MOVWstore [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val mem)
 13654  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 13655  	// result: (MOVWstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem)
 13656  	for {
 13657  		off1 := auxIntToInt32(v.AuxInt)
 13658  		sym1 := auxToSym(v.Aux)
 13659  		if v_0.Op != OpARM64MOVDaddr {
 13660  			break
 13661  		}
 13662  		off2 := auxIntToInt32(v_0.AuxInt)
 13663  		sym2 := auxToSym(v_0.Aux)
 13664  		ptr := v_0.Args[0]
 13665  		val := v_1
 13666  		mem := v_2
 13667  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 13668  			break
 13669  		}
 13670  		v.reset(OpARM64MOVWstore)
 13671  		v.AuxInt = int32ToAuxInt(off1 + off2)
 13672  		v.Aux = symToAux(mergeSym(sym1, sym2))
 13673  		v.AddArg3(ptr, val, mem)
 13674  		return true
 13675  	}
 13676  	// match: (MOVWstore [off] {sym} ptr (MOVDconst [0]) mem)
 13677  	// result: (MOVWstorezero [off] {sym} ptr mem)
 13678  	for {
 13679  		off := auxIntToInt32(v.AuxInt)
 13680  		sym := auxToSym(v.Aux)
 13681  		ptr := v_0
 13682  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
 13683  			break
 13684  		}
 13685  		mem := v_2
 13686  		v.reset(OpARM64MOVWstorezero)
 13687  		v.AuxInt = int32ToAuxInt(off)
 13688  		v.Aux = symToAux(sym)
 13689  		v.AddArg2(ptr, mem)
 13690  		return true
 13691  	}
 13692  	// match: (MOVWstore [off] {sym} ptr (MOVWreg x) mem)
 13693  	// result: (MOVWstore [off] {sym} ptr x mem)
 13694  	for {
 13695  		off := auxIntToInt32(v.AuxInt)
 13696  		sym := auxToSym(v.Aux)
 13697  		ptr := v_0
 13698  		if v_1.Op != OpARM64MOVWreg {
 13699  			break
 13700  		}
 13701  		x := v_1.Args[0]
 13702  		mem := v_2
 13703  		v.reset(OpARM64MOVWstore)
 13704  		v.AuxInt = int32ToAuxInt(off)
 13705  		v.Aux = symToAux(sym)
 13706  		v.AddArg3(ptr, x, mem)
 13707  		return true
 13708  	}
 13709  	// match: (MOVWstore [off] {sym} ptr (MOVWUreg x) mem)
 13710  	// result: (MOVWstore [off] {sym} ptr x mem)
 13711  	for {
 13712  		off := auxIntToInt32(v.AuxInt)
 13713  		sym := auxToSym(v.Aux)
 13714  		ptr := v_0
 13715  		if v_1.Op != OpARM64MOVWUreg {
 13716  			break
 13717  		}
 13718  		x := v_1.Args[0]
 13719  		mem := v_2
 13720  		v.reset(OpARM64MOVWstore)
 13721  		v.AuxInt = int32ToAuxInt(off)
 13722  		v.Aux = symToAux(sym)
 13723  		v.AddArg3(ptr, x, mem)
 13724  		return true
 13725  	}
 13726  	// match: (MOVWstore [i] {s} ptr0 (SRLconst [32] w) x:(MOVWstore [i-4] {s} ptr1 w mem))
 13727  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 13728  	// result: (MOVDstore [i-4] {s} ptr0 w mem)
 13729  	for {
 13730  		i := auxIntToInt32(v.AuxInt)
 13731  		s := auxToSym(v.Aux)
 13732  		ptr0 := v_0
 13733  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 32 {
 13734  			break
 13735  		}
 13736  		w := v_1.Args[0]
 13737  		x := v_2
 13738  		if x.Op != OpARM64MOVWstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s {
 13739  			break
 13740  		}
 13741  		mem := x.Args[2]
 13742  		ptr1 := x.Args[0]
 13743  		if w != x.Args[1] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 13744  			break
 13745  		}
 13746  		v.reset(OpARM64MOVDstore)
 13747  		v.AuxInt = int32ToAuxInt(i - 4)
 13748  		v.Aux = symToAux(s)
 13749  		v.AddArg3(ptr0, w, mem)
 13750  		return true
 13751  	}
 13752  	// match: (MOVWstore [4] {s} (ADD ptr0 idx0) (SRLconst [32] w) x:(MOVWstoreidx ptr1 idx1 w mem))
 13753  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 13754  	// result: (MOVDstoreidx ptr1 idx1 w mem)
 13755  	for {
 13756  		if auxIntToInt32(v.AuxInt) != 4 {
 13757  			break
 13758  		}
 13759  		s := auxToSym(v.Aux)
 13760  		if v_0.Op != OpARM64ADD {
 13761  			break
 13762  		}
 13763  		_ = v_0.Args[1]
 13764  		v_0_0 := v_0.Args[0]
 13765  		v_0_1 := v_0.Args[1]
 13766  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 13767  			ptr0 := v_0_0
 13768  			idx0 := v_0_1
 13769  			if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 32 {
 13770  				continue
 13771  			}
 13772  			w := v_1.Args[0]
 13773  			x := v_2
 13774  			if x.Op != OpARM64MOVWstoreidx {
 13775  				continue
 13776  			}
 13777  			mem := x.Args[3]
 13778  			ptr1 := x.Args[0]
 13779  			idx1 := x.Args[1]
 13780  			if w != x.Args[2] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 13781  				continue
 13782  			}
 13783  			v.reset(OpARM64MOVDstoreidx)
 13784  			v.AddArg4(ptr1, idx1, w, mem)
 13785  			return true
 13786  		}
 13787  		break
 13788  	}
 13789  	// match: (MOVWstore [4] {s} (ADDshiftLL [2] ptr0 idx0) (SRLconst [32] w) x:(MOVWstoreidx4 ptr1 idx1 w mem))
 13790  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 13791  	// result: (MOVDstoreidx ptr1 (SLLconst <idx1.Type> [2] idx1) w mem)
 13792  	for {
 13793  		if auxIntToInt32(v.AuxInt) != 4 {
 13794  			break
 13795  		}
 13796  		s := auxToSym(v.Aux)
 13797  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 13798  			break
 13799  		}
 13800  		idx0 := v_0.Args[1]
 13801  		ptr0 := v_0.Args[0]
 13802  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != 32 {
 13803  			break
 13804  		}
 13805  		w := v_1.Args[0]
 13806  		x := v_2
 13807  		if x.Op != OpARM64MOVWstoreidx4 {
 13808  			break
 13809  		}
 13810  		mem := x.Args[3]
 13811  		ptr1 := x.Args[0]
 13812  		idx1 := x.Args[1]
 13813  		if w != x.Args[2] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 13814  			break
 13815  		}
 13816  		v.reset(OpARM64MOVDstoreidx)
 13817  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 13818  		v0.AuxInt = int64ToAuxInt(2)
 13819  		v0.AddArg(idx1)
 13820  		v.AddArg4(ptr1, v0, w, mem)
 13821  		return true
 13822  	}
 13823  	// match: (MOVWstore [i] {s} ptr0 (SRLconst [j] w) x:(MOVWstore [i-4] {s} ptr1 w0:(SRLconst [j-32] w) mem))
 13824  	// cond: x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)
 13825  	// result: (MOVDstore [i-4] {s} ptr0 w0 mem)
 13826  	for {
 13827  		i := auxIntToInt32(v.AuxInt)
 13828  		s := auxToSym(v.Aux)
 13829  		ptr0 := v_0
 13830  		if v_1.Op != OpARM64SRLconst {
 13831  			break
 13832  		}
 13833  		j := auxIntToInt64(v_1.AuxInt)
 13834  		w := v_1.Args[0]
 13835  		x := v_2
 13836  		if x.Op != OpARM64MOVWstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s {
 13837  			break
 13838  		}
 13839  		mem := x.Args[2]
 13840  		ptr1 := x.Args[0]
 13841  		w0 := x.Args[1]
 13842  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && isSamePtr(ptr0, ptr1) && clobber(x)) {
 13843  			break
 13844  		}
 13845  		v.reset(OpARM64MOVDstore)
 13846  		v.AuxInt = int32ToAuxInt(i - 4)
 13847  		v.Aux = symToAux(s)
 13848  		v.AddArg3(ptr0, w0, mem)
 13849  		return true
 13850  	}
 13851  	// match: (MOVWstore [4] {s} (ADD ptr0 idx0) (SRLconst [j] w) x:(MOVWstoreidx ptr1 idx1 w0:(SRLconst [j-32] w) mem))
 13852  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 13853  	// result: (MOVDstoreidx ptr1 idx1 w0 mem)
 13854  	for {
 13855  		if auxIntToInt32(v.AuxInt) != 4 {
 13856  			break
 13857  		}
 13858  		s := auxToSym(v.Aux)
 13859  		if v_0.Op != OpARM64ADD {
 13860  			break
 13861  		}
 13862  		_ = v_0.Args[1]
 13863  		v_0_0 := v_0.Args[0]
 13864  		v_0_1 := v_0.Args[1]
 13865  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 13866  			ptr0 := v_0_0
 13867  			idx0 := v_0_1
 13868  			if v_1.Op != OpARM64SRLconst {
 13869  				continue
 13870  			}
 13871  			j := auxIntToInt64(v_1.AuxInt)
 13872  			w := v_1.Args[0]
 13873  			x := v_2
 13874  			if x.Op != OpARM64MOVWstoreidx {
 13875  				continue
 13876  			}
 13877  			mem := x.Args[3]
 13878  			ptr1 := x.Args[0]
 13879  			idx1 := x.Args[1]
 13880  			w0 := x.Args[2]
 13881  			if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 13882  				continue
 13883  			}
 13884  			v.reset(OpARM64MOVDstoreidx)
 13885  			v.AddArg4(ptr1, idx1, w0, mem)
 13886  			return true
 13887  		}
 13888  		break
 13889  	}
 13890  	// match: (MOVWstore [4] {s} (ADDshiftLL [2] ptr0 idx0) (SRLconst [j] w) x:(MOVWstoreidx4 ptr1 idx1 w0:(SRLconst [j-32] w) mem))
 13891  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 13892  	// result: (MOVDstoreidx ptr1 (SLLconst <idx1.Type> [2] idx1) w0 mem)
 13893  	for {
 13894  		if auxIntToInt32(v.AuxInt) != 4 {
 13895  			break
 13896  		}
 13897  		s := auxToSym(v.Aux)
 13898  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 13899  			break
 13900  		}
 13901  		idx0 := v_0.Args[1]
 13902  		ptr0 := v_0.Args[0]
 13903  		if v_1.Op != OpARM64SRLconst {
 13904  			break
 13905  		}
 13906  		j := auxIntToInt64(v_1.AuxInt)
 13907  		w := v_1.Args[0]
 13908  		x := v_2
 13909  		if x.Op != OpARM64MOVWstoreidx4 {
 13910  			break
 13911  		}
 13912  		mem := x.Args[3]
 13913  		ptr1 := x.Args[0]
 13914  		idx1 := x.Args[1]
 13915  		w0 := x.Args[2]
 13916  		if w0.Op != OpARM64SRLconst || auxIntToInt64(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 13917  			break
 13918  		}
 13919  		v.reset(OpARM64MOVDstoreidx)
 13920  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 13921  		v0.AuxInt = int64ToAuxInt(2)
 13922  		v0.AddArg(idx1)
 13923  		v.AddArg4(ptr1, v0, w0, mem)
 13924  		return true
 13925  	}
 13926  	return false
 13927  }
 13928  func rewriteValueARM64_OpARM64MOVWstoreidx(v *Value) bool {
 13929  	v_3 := v.Args[3]
 13930  	v_2 := v.Args[2]
 13931  	v_1 := v.Args[1]
 13932  	v_0 := v.Args[0]
 13933  	// match: (MOVWstoreidx ptr (MOVDconst [c]) val mem)
 13934  	// cond: is32Bit(c)
 13935  	// result: (MOVWstore [int32(c)] ptr val mem)
 13936  	for {
 13937  		ptr := v_0
 13938  		if v_1.Op != OpARM64MOVDconst {
 13939  			break
 13940  		}
 13941  		c := auxIntToInt64(v_1.AuxInt)
 13942  		val := v_2
 13943  		mem := v_3
 13944  		if !(is32Bit(c)) {
 13945  			break
 13946  		}
 13947  		v.reset(OpARM64MOVWstore)
 13948  		v.AuxInt = int32ToAuxInt(int32(c))
 13949  		v.AddArg3(ptr, val, mem)
 13950  		return true
 13951  	}
 13952  	// match: (MOVWstoreidx (MOVDconst [c]) idx val mem)
 13953  	// cond: is32Bit(c)
 13954  	// result: (MOVWstore [int32(c)] idx val mem)
 13955  	for {
 13956  		if v_0.Op != OpARM64MOVDconst {
 13957  			break
 13958  		}
 13959  		c := auxIntToInt64(v_0.AuxInt)
 13960  		idx := v_1
 13961  		val := v_2
 13962  		mem := v_3
 13963  		if !(is32Bit(c)) {
 13964  			break
 13965  		}
 13966  		v.reset(OpARM64MOVWstore)
 13967  		v.AuxInt = int32ToAuxInt(int32(c))
 13968  		v.AddArg3(idx, val, mem)
 13969  		return true
 13970  	}
 13971  	// match: (MOVWstoreidx ptr (SLLconst [2] idx) val mem)
 13972  	// result: (MOVWstoreidx4 ptr idx val mem)
 13973  	for {
 13974  		ptr := v_0
 13975  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
 13976  			break
 13977  		}
 13978  		idx := v_1.Args[0]
 13979  		val := v_2
 13980  		mem := v_3
 13981  		v.reset(OpARM64MOVWstoreidx4)
 13982  		v.AddArg4(ptr, idx, val, mem)
 13983  		return true
 13984  	}
 13985  	// match: (MOVWstoreidx (SLLconst [2] idx) ptr val mem)
 13986  	// result: (MOVWstoreidx4 ptr idx val mem)
 13987  	for {
 13988  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
 13989  			break
 13990  		}
 13991  		idx := v_0.Args[0]
 13992  		ptr := v_1
 13993  		val := v_2
 13994  		mem := v_3
 13995  		v.reset(OpARM64MOVWstoreidx4)
 13996  		v.AddArg4(ptr, idx, val, mem)
 13997  		return true
 13998  	}
 13999  	// match: (MOVWstoreidx ptr idx (MOVDconst [0]) mem)
 14000  	// result: (MOVWstorezeroidx ptr idx mem)
 14001  	for {
 14002  		ptr := v_0
 14003  		idx := v_1
 14004  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 14005  			break
 14006  		}
 14007  		mem := v_3
 14008  		v.reset(OpARM64MOVWstorezeroidx)
 14009  		v.AddArg3(ptr, idx, mem)
 14010  		return true
 14011  	}
 14012  	// match: (MOVWstoreidx ptr idx (MOVWreg x) mem)
 14013  	// result: (MOVWstoreidx ptr idx x mem)
 14014  	for {
 14015  		ptr := v_0
 14016  		idx := v_1
 14017  		if v_2.Op != OpARM64MOVWreg {
 14018  			break
 14019  		}
 14020  		x := v_2.Args[0]
 14021  		mem := v_3
 14022  		v.reset(OpARM64MOVWstoreidx)
 14023  		v.AddArg4(ptr, idx, x, mem)
 14024  		return true
 14025  	}
 14026  	// match: (MOVWstoreidx ptr idx (MOVWUreg x) mem)
 14027  	// result: (MOVWstoreidx ptr idx x mem)
 14028  	for {
 14029  		ptr := v_0
 14030  		idx := v_1
 14031  		if v_2.Op != OpARM64MOVWUreg {
 14032  			break
 14033  		}
 14034  		x := v_2.Args[0]
 14035  		mem := v_3
 14036  		v.reset(OpARM64MOVWstoreidx)
 14037  		v.AddArg4(ptr, idx, x, mem)
 14038  		return true
 14039  	}
 14040  	// match: (MOVWstoreidx ptr (ADDconst [4] idx) (SRLconst [32] w) x:(MOVWstoreidx ptr idx w mem))
 14041  	// cond: x.Uses == 1 && clobber(x)
 14042  	// result: (MOVDstoreidx ptr idx w mem)
 14043  	for {
 14044  		ptr := v_0
 14045  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 4 {
 14046  			break
 14047  		}
 14048  		idx := v_1.Args[0]
 14049  		if v_2.Op != OpARM64SRLconst || auxIntToInt64(v_2.AuxInt) != 32 {
 14050  			break
 14051  		}
 14052  		w := v_2.Args[0]
 14053  		x := v_3
 14054  		if x.Op != OpARM64MOVWstoreidx {
 14055  			break
 14056  		}
 14057  		mem := x.Args[3]
 14058  		if ptr != x.Args[0] || idx != x.Args[1] || w != x.Args[2] || !(x.Uses == 1 && clobber(x)) {
 14059  			break
 14060  		}
 14061  		v.reset(OpARM64MOVDstoreidx)
 14062  		v.AddArg4(ptr, idx, w, mem)
 14063  		return true
 14064  	}
 14065  	return false
 14066  }
 14067  func rewriteValueARM64_OpARM64MOVWstoreidx4(v *Value) bool {
 14068  	v_3 := v.Args[3]
 14069  	v_2 := v.Args[2]
 14070  	v_1 := v.Args[1]
 14071  	v_0 := v.Args[0]
 14072  	// match: (MOVWstoreidx4 ptr (MOVDconst [c]) val mem)
 14073  	// cond: is32Bit(c<<2)
 14074  	// result: (MOVWstore [int32(c)<<2] ptr val mem)
 14075  	for {
 14076  		ptr := v_0
 14077  		if v_1.Op != OpARM64MOVDconst {
 14078  			break
 14079  		}
 14080  		c := auxIntToInt64(v_1.AuxInt)
 14081  		val := v_2
 14082  		mem := v_3
 14083  		if !(is32Bit(c << 2)) {
 14084  			break
 14085  		}
 14086  		v.reset(OpARM64MOVWstore)
 14087  		v.AuxInt = int32ToAuxInt(int32(c) << 2)
 14088  		v.AddArg3(ptr, val, mem)
 14089  		return true
 14090  	}
 14091  	// match: (MOVWstoreidx4 ptr idx (MOVDconst [0]) mem)
 14092  	// result: (MOVWstorezeroidx4 ptr idx mem)
 14093  	for {
 14094  		ptr := v_0
 14095  		idx := v_1
 14096  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 14097  			break
 14098  		}
 14099  		mem := v_3
 14100  		v.reset(OpARM64MOVWstorezeroidx4)
 14101  		v.AddArg3(ptr, idx, mem)
 14102  		return true
 14103  	}
 14104  	// match: (MOVWstoreidx4 ptr idx (MOVWreg x) mem)
 14105  	// result: (MOVWstoreidx4 ptr idx x mem)
 14106  	for {
 14107  		ptr := v_0
 14108  		idx := v_1
 14109  		if v_2.Op != OpARM64MOVWreg {
 14110  			break
 14111  		}
 14112  		x := v_2.Args[0]
 14113  		mem := v_3
 14114  		v.reset(OpARM64MOVWstoreidx4)
 14115  		v.AddArg4(ptr, idx, x, mem)
 14116  		return true
 14117  	}
 14118  	// match: (MOVWstoreidx4 ptr idx (MOVWUreg x) mem)
 14119  	// result: (MOVWstoreidx4 ptr idx x mem)
 14120  	for {
 14121  		ptr := v_0
 14122  		idx := v_1
 14123  		if v_2.Op != OpARM64MOVWUreg {
 14124  			break
 14125  		}
 14126  		x := v_2.Args[0]
 14127  		mem := v_3
 14128  		v.reset(OpARM64MOVWstoreidx4)
 14129  		v.AddArg4(ptr, idx, x, mem)
 14130  		return true
 14131  	}
 14132  	return false
 14133  }
 14134  func rewriteValueARM64_OpARM64MOVWstorezero(v *Value) bool {
 14135  	v_1 := v.Args[1]
 14136  	v_0 := v.Args[0]
 14137  	b := v.Block
 14138  	config := b.Func.Config
 14139  	// match: (MOVWstorezero [off1] {sym} (ADDconst [off2] ptr) mem)
 14140  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 14141  	// result: (MOVWstorezero [off1+int32(off2)] {sym} ptr mem)
 14142  	for {
 14143  		off1 := auxIntToInt32(v.AuxInt)
 14144  		sym := auxToSym(v.Aux)
 14145  		if v_0.Op != OpARM64ADDconst {
 14146  			break
 14147  		}
 14148  		off2 := auxIntToInt64(v_0.AuxInt)
 14149  		ptr := v_0.Args[0]
 14150  		mem := v_1
 14151  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 14152  			break
 14153  		}
 14154  		v.reset(OpARM64MOVWstorezero)
 14155  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 14156  		v.Aux = symToAux(sym)
 14157  		v.AddArg2(ptr, mem)
 14158  		return true
 14159  	}
 14160  	// match: (MOVWstorezero [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) mem)
 14161  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 14162  	// result: (MOVWstorezero [off1+off2] {mergeSym(sym1,sym2)} ptr mem)
 14163  	for {
 14164  		off1 := auxIntToInt32(v.AuxInt)
 14165  		sym1 := auxToSym(v.Aux)
 14166  		if v_0.Op != OpARM64MOVDaddr {
 14167  			break
 14168  		}
 14169  		off2 := auxIntToInt32(v_0.AuxInt)
 14170  		sym2 := auxToSym(v_0.Aux)
 14171  		ptr := v_0.Args[0]
 14172  		mem := v_1
 14173  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 14174  			break
 14175  		}
 14176  		v.reset(OpARM64MOVWstorezero)
 14177  		v.AuxInt = int32ToAuxInt(off1 + off2)
 14178  		v.Aux = symToAux(mergeSym(sym1, sym2))
 14179  		v.AddArg2(ptr, mem)
 14180  		return true
 14181  	}
 14182  	// match: (MOVWstorezero [off] {sym} (ADD ptr idx) mem)
 14183  	// cond: off == 0 && sym == nil
 14184  	// result: (MOVWstorezeroidx ptr idx mem)
 14185  	for {
 14186  		off := auxIntToInt32(v.AuxInt)
 14187  		sym := auxToSym(v.Aux)
 14188  		if v_0.Op != OpARM64ADD {
 14189  			break
 14190  		}
 14191  		idx := v_0.Args[1]
 14192  		ptr := v_0.Args[0]
 14193  		mem := v_1
 14194  		if !(off == 0 && sym == nil) {
 14195  			break
 14196  		}
 14197  		v.reset(OpARM64MOVWstorezeroidx)
 14198  		v.AddArg3(ptr, idx, mem)
 14199  		return true
 14200  	}
 14201  	// match: (MOVWstorezero [off] {sym} (ADDshiftLL [2] ptr idx) mem)
 14202  	// cond: off == 0 && sym == nil
 14203  	// result: (MOVWstorezeroidx4 ptr idx mem)
 14204  	for {
 14205  		off := auxIntToInt32(v.AuxInt)
 14206  		sym := auxToSym(v.Aux)
 14207  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 14208  			break
 14209  		}
 14210  		idx := v_0.Args[1]
 14211  		ptr := v_0.Args[0]
 14212  		mem := v_1
 14213  		if !(off == 0 && sym == nil) {
 14214  			break
 14215  		}
 14216  		v.reset(OpARM64MOVWstorezeroidx4)
 14217  		v.AddArg3(ptr, idx, mem)
 14218  		return true
 14219  	}
 14220  	// match: (MOVWstorezero [i] {s} ptr0 x:(MOVWstorezero [j] {s} ptr1 mem))
 14221  	// cond: x.Uses == 1 && areAdjacentOffsets(int64(i),int64(j),4) && isSamePtr(ptr0, ptr1) && clobber(x)
 14222  	// result: (MOVDstorezero [int32(min(int64(i),int64(j)))] {s} ptr0 mem)
 14223  	for {
 14224  		i := auxIntToInt32(v.AuxInt)
 14225  		s := auxToSym(v.Aux)
 14226  		ptr0 := v_0
 14227  		x := v_1
 14228  		if x.Op != OpARM64MOVWstorezero {
 14229  			break
 14230  		}
 14231  		j := auxIntToInt32(x.AuxInt)
 14232  		if auxToSym(x.Aux) != s {
 14233  			break
 14234  		}
 14235  		mem := x.Args[1]
 14236  		ptr1 := x.Args[0]
 14237  		if !(x.Uses == 1 && areAdjacentOffsets(int64(i), int64(j), 4) && isSamePtr(ptr0, ptr1) && clobber(x)) {
 14238  			break
 14239  		}
 14240  		v.reset(OpARM64MOVDstorezero)
 14241  		v.AuxInt = int32ToAuxInt(int32(min(int64(i), int64(j))))
 14242  		v.Aux = symToAux(s)
 14243  		v.AddArg2(ptr0, mem)
 14244  		return true
 14245  	}
 14246  	// match: (MOVWstorezero [4] {s} (ADD ptr0 idx0) x:(MOVWstorezeroidx ptr1 idx1 mem))
 14247  	// cond: x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)
 14248  	// result: (MOVDstorezeroidx ptr1 idx1 mem)
 14249  	for {
 14250  		if auxIntToInt32(v.AuxInt) != 4 {
 14251  			break
 14252  		}
 14253  		s := auxToSym(v.Aux)
 14254  		if v_0.Op != OpARM64ADD {
 14255  			break
 14256  		}
 14257  		_ = v_0.Args[1]
 14258  		v_0_0 := v_0.Args[0]
 14259  		v_0_1 := v_0.Args[1]
 14260  		for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 {
 14261  			ptr0 := v_0_0
 14262  			idx0 := v_0_1
 14263  			x := v_1
 14264  			if x.Op != OpARM64MOVWstorezeroidx {
 14265  				continue
 14266  			}
 14267  			mem := x.Args[2]
 14268  			ptr1 := x.Args[0]
 14269  			idx1 := x.Args[1]
 14270  			if !(x.Uses == 1 && s == nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x)) {
 14271  				continue
 14272  			}
 14273  			v.reset(OpARM64MOVDstorezeroidx)
 14274  			v.AddArg3(ptr1, idx1, mem)
 14275  			return true
 14276  		}
 14277  		break
 14278  	}
 14279  	// match: (MOVWstorezero [4] {s} (ADDshiftLL [2] ptr0 idx0) x:(MOVWstorezeroidx4 ptr1 idx1 mem))
 14280  	// cond: x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)
 14281  	// result: (MOVDstorezeroidx ptr1 (SLLconst <idx1.Type> [2] idx1) mem)
 14282  	for {
 14283  		if auxIntToInt32(v.AuxInt) != 4 {
 14284  			break
 14285  		}
 14286  		s := auxToSym(v.Aux)
 14287  		if v_0.Op != OpARM64ADDshiftLL || auxIntToInt64(v_0.AuxInt) != 2 {
 14288  			break
 14289  		}
 14290  		idx0 := v_0.Args[1]
 14291  		ptr0 := v_0.Args[0]
 14292  		x := v_1
 14293  		if x.Op != OpARM64MOVWstorezeroidx4 {
 14294  			break
 14295  		}
 14296  		mem := x.Args[2]
 14297  		ptr1 := x.Args[0]
 14298  		idx1 := x.Args[1]
 14299  		if !(x.Uses == 1 && s == nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && clobber(x)) {
 14300  			break
 14301  		}
 14302  		v.reset(OpARM64MOVDstorezeroidx)
 14303  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, idx1.Type)
 14304  		v0.AuxInt = int64ToAuxInt(2)
 14305  		v0.AddArg(idx1)
 14306  		v.AddArg3(ptr1, v0, mem)
 14307  		return true
 14308  	}
 14309  	return false
 14310  }
 14311  func rewriteValueARM64_OpARM64MOVWstorezeroidx(v *Value) bool {
 14312  	v_2 := v.Args[2]
 14313  	v_1 := v.Args[1]
 14314  	v_0 := v.Args[0]
 14315  	// match: (MOVWstorezeroidx ptr (MOVDconst [c]) mem)
 14316  	// cond: is32Bit(c)
 14317  	// result: (MOVWstorezero [int32(c)] ptr mem)
 14318  	for {
 14319  		ptr := v_0
 14320  		if v_1.Op != OpARM64MOVDconst {
 14321  			break
 14322  		}
 14323  		c := auxIntToInt64(v_1.AuxInt)
 14324  		mem := v_2
 14325  		if !(is32Bit(c)) {
 14326  			break
 14327  		}
 14328  		v.reset(OpARM64MOVWstorezero)
 14329  		v.AuxInt = int32ToAuxInt(int32(c))
 14330  		v.AddArg2(ptr, mem)
 14331  		return true
 14332  	}
 14333  	// match: (MOVWstorezeroidx (MOVDconst [c]) idx mem)
 14334  	// cond: is32Bit(c)
 14335  	// result: (MOVWstorezero [int32(c)] idx mem)
 14336  	for {
 14337  		if v_0.Op != OpARM64MOVDconst {
 14338  			break
 14339  		}
 14340  		c := auxIntToInt64(v_0.AuxInt)
 14341  		idx := v_1
 14342  		mem := v_2
 14343  		if !(is32Bit(c)) {
 14344  			break
 14345  		}
 14346  		v.reset(OpARM64MOVWstorezero)
 14347  		v.AuxInt = int32ToAuxInt(int32(c))
 14348  		v.AddArg2(idx, mem)
 14349  		return true
 14350  	}
 14351  	// match: (MOVWstorezeroidx ptr (SLLconst [2] idx) mem)
 14352  	// result: (MOVWstorezeroidx4 ptr idx mem)
 14353  	for {
 14354  		ptr := v_0
 14355  		if v_1.Op != OpARM64SLLconst || auxIntToInt64(v_1.AuxInt) != 2 {
 14356  			break
 14357  		}
 14358  		idx := v_1.Args[0]
 14359  		mem := v_2
 14360  		v.reset(OpARM64MOVWstorezeroidx4)
 14361  		v.AddArg3(ptr, idx, mem)
 14362  		return true
 14363  	}
 14364  	// match: (MOVWstorezeroidx (SLLconst [2] idx) ptr mem)
 14365  	// result: (MOVWstorezeroidx4 ptr idx mem)
 14366  	for {
 14367  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 2 {
 14368  			break
 14369  		}
 14370  		idx := v_0.Args[0]
 14371  		ptr := v_1
 14372  		mem := v_2
 14373  		v.reset(OpARM64MOVWstorezeroidx4)
 14374  		v.AddArg3(ptr, idx, mem)
 14375  		return true
 14376  	}
 14377  	// match: (MOVWstorezeroidx ptr (ADDconst [4] idx) x:(MOVWstorezeroidx ptr idx mem))
 14378  	// cond: x.Uses == 1 && clobber(x)
 14379  	// result: (MOVDstorezeroidx ptr idx mem)
 14380  	for {
 14381  		ptr := v_0
 14382  		if v_1.Op != OpARM64ADDconst || auxIntToInt64(v_1.AuxInt) != 4 {
 14383  			break
 14384  		}
 14385  		idx := v_1.Args[0]
 14386  		x := v_2
 14387  		if x.Op != OpARM64MOVWstorezeroidx {
 14388  			break
 14389  		}
 14390  		mem := x.Args[2]
 14391  		if ptr != x.Args[0] || idx != x.Args[1] || !(x.Uses == 1 && clobber(x)) {
 14392  			break
 14393  		}
 14394  		v.reset(OpARM64MOVDstorezeroidx)
 14395  		v.AddArg3(ptr, idx, mem)
 14396  		return true
 14397  	}
 14398  	return false
 14399  }
 14400  func rewriteValueARM64_OpARM64MOVWstorezeroidx4(v *Value) bool {
 14401  	v_2 := v.Args[2]
 14402  	v_1 := v.Args[1]
 14403  	v_0 := v.Args[0]
 14404  	// match: (MOVWstorezeroidx4 ptr (MOVDconst [c]) mem)
 14405  	// cond: is32Bit(c<<2)
 14406  	// result: (MOVWstorezero [int32(c<<2)] ptr mem)
 14407  	for {
 14408  		ptr := v_0
 14409  		if v_1.Op != OpARM64MOVDconst {
 14410  			break
 14411  		}
 14412  		c := auxIntToInt64(v_1.AuxInt)
 14413  		mem := v_2
 14414  		if !(is32Bit(c << 2)) {
 14415  			break
 14416  		}
 14417  		v.reset(OpARM64MOVWstorezero)
 14418  		v.AuxInt = int32ToAuxInt(int32(c << 2))
 14419  		v.AddArg2(ptr, mem)
 14420  		return true
 14421  	}
 14422  	return false
 14423  }
 14424  func rewriteValueARM64_OpARM64MSUB(v *Value) bool {
 14425  	v_2 := v.Args[2]
 14426  	v_1 := v.Args[1]
 14427  	v_0 := v.Args[0]
 14428  	b := v.Block
 14429  	// match: (MSUB a x (MOVDconst [-1]))
 14430  	// result: (ADD a x)
 14431  	for {
 14432  		a := v_0
 14433  		x := v_1
 14434  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != -1 {
 14435  			break
 14436  		}
 14437  		v.reset(OpARM64ADD)
 14438  		v.AddArg2(a, x)
 14439  		return true
 14440  	}
 14441  	// match: (MSUB a _ (MOVDconst [0]))
 14442  	// result: a
 14443  	for {
 14444  		a := v_0
 14445  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 14446  			break
 14447  		}
 14448  		v.copyOf(a)
 14449  		return true
 14450  	}
 14451  	// match: (MSUB a x (MOVDconst [1]))
 14452  	// result: (SUB a x)
 14453  	for {
 14454  		a := v_0
 14455  		x := v_1
 14456  		if v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 1 {
 14457  			break
 14458  		}
 14459  		v.reset(OpARM64SUB)
 14460  		v.AddArg2(a, x)
 14461  		return true
 14462  	}
 14463  	// match: (MSUB a x (MOVDconst [c]))
 14464  	// cond: isPowerOfTwo64(c)
 14465  	// result: (SUBshiftLL a x [log64(c)])
 14466  	for {
 14467  		a := v_0
 14468  		x := v_1
 14469  		if v_2.Op != OpARM64MOVDconst {
 14470  			break
 14471  		}
 14472  		c := auxIntToInt64(v_2.AuxInt)
 14473  		if !(isPowerOfTwo64(c)) {
 14474  			break
 14475  		}
 14476  		v.reset(OpARM64SUBshiftLL)
 14477  		v.AuxInt = int64ToAuxInt(log64(c))
 14478  		v.AddArg2(a, x)
 14479  		return true
 14480  	}
 14481  	// match: (MSUB a x (MOVDconst [c]))
 14482  	// cond: isPowerOfTwo64(c-1) && c>=3
 14483  	// result: (SUB a (ADDshiftLL <x.Type> x x [log64(c-1)]))
 14484  	for {
 14485  		a := v_0
 14486  		x := v_1
 14487  		if v_2.Op != OpARM64MOVDconst {
 14488  			break
 14489  		}
 14490  		c := auxIntToInt64(v_2.AuxInt)
 14491  		if !(isPowerOfTwo64(c-1) && c >= 3) {
 14492  			break
 14493  		}
 14494  		v.reset(OpARM64SUB)
 14495  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14496  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
 14497  		v0.AddArg2(x, x)
 14498  		v.AddArg2(a, v0)
 14499  		return true
 14500  	}
 14501  	// match: (MSUB a x (MOVDconst [c]))
 14502  	// cond: isPowerOfTwo64(c+1) && c>=7
 14503  	// result: (ADD a (SUBshiftLL <x.Type> x x [log64(c+1)]))
 14504  	for {
 14505  		a := v_0
 14506  		x := v_1
 14507  		if v_2.Op != OpARM64MOVDconst {
 14508  			break
 14509  		}
 14510  		c := auxIntToInt64(v_2.AuxInt)
 14511  		if !(isPowerOfTwo64(c+1) && c >= 7) {
 14512  			break
 14513  		}
 14514  		v.reset(OpARM64ADD)
 14515  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14516  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
 14517  		v0.AddArg2(x, x)
 14518  		v.AddArg2(a, v0)
 14519  		return true
 14520  	}
 14521  	// match: (MSUB a x (MOVDconst [c]))
 14522  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
 14523  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
 14524  	for {
 14525  		a := v_0
 14526  		x := v_1
 14527  		if v_2.Op != OpARM64MOVDconst {
 14528  			break
 14529  		}
 14530  		c := auxIntToInt64(v_2.AuxInt)
 14531  		if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
 14532  			break
 14533  		}
 14534  		v.reset(OpARM64ADDshiftLL)
 14535  		v.AuxInt = int64ToAuxInt(log64(c / 3))
 14536  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14537  		v0.AuxInt = int64ToAuxInt(2)
 14538  		v0.AddArg2(x, x)
 14539  		v.AddArg2(a, v0)
 14540  		return true
 14541  	}
 14542  	// match: (MSUB a x (MOVDconst [c]))
 14543  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
 14544  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
 14545  	for {
 14546  		a := v_0
 14547  		x := v_1
 14548  		if v_2.Op != OpARM64MOVDconst {
 14549  			break
 14550  		}
 14551  		c := auxIntToInt64(v_2.AuxInt)
 14552  		if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
 14553  			break
 14554  		}
 14555  		v.reset(OpARM64SUBshiftLL)
 14556  		v.AuxInt = int64ToAuxInt(log64(c / 5))
 14557  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14558  		v0.AuxInt = int64ToAuxInt(2)
 14559  		v0.AddArg2(x, x)
 14560  		v.AddArg2(a, v0)
 14561  		return true
 14562  	}
 14563  	// match: (MSUB a x (MOVDconst [c]))
 14564  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
 14565  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
 14566  	for {
 14567  		a := v_0
 14568  		x := v_1
 14569  		if v_2.Op != OpARM64MOVDconst {
 14570  			break
 14571  		}
 14572  		c := auxIntToInt64(v_2.AuxInt)
 14573  		if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
 14574  			break
 14575  		}
 14576  		v.reset(OpARM64ADDshiftLL)
 14577  		v.AuxInt = int64ToAuxInt(log64(c / 7))
 14578  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14579  		v0.AuxInt = int64ToAuxInt(3)
 14580  		v0.AddArg2(x, x)
 14581  		v.AddArg2(a, v0)
 14582  		return true
 14583  	}
 14584  	// match: (MSUB a x (MOVDconst [c]))
 14585  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
 14586  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
 14587  	for {
 14588  		a := v_0
 14589  		x := v_1
 14590  		if v_2.Op != OpARM64MOVDconst {
 14591  			break
 14592  		}
 14593  		c := auxIntToInt64(v_2.AuxInt)
 14594  		if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
 14595  			break
 14596  		}
 14597  		v.reset(OpARM64SUBshiftLL)
 14598  		v.AuxInt = int64ToAuxInt(log64(c / 9))
 14599  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14600  		v0.AuxInt = int64ToAuxInt(3)
 14601  		v0.AddArg2(x, x)
 14602  		v.AddArg2(a, v0)
 14603  		return true
 14604  	}
 14605  	// match: (MSUB a (MOVDconst [-1]) x)
 14606  	// result: (ADD a x)
 14607  	for {
 14608  		a := v_0
 14609  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != -1 {
 14610  			break
 14611  		}
 14612  		x := v_2
 14613  		v.reset(OpARM64ADD)
 14614  		v.AddArg2(a, x)
 14615  		return true
 14616  	}
 14617  	// match: (MSUB a (MOVDconst [0]) _)
 14618  	// result: a
 14619  	for {
 14620  		a := v_0
 14621  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
 14622  			break
 14623  		}
 14624  		v.copyOf(a)
 14625  		return true
 14626  	}
 14627  	// match: (MSUB a (MOVDconst [1]) x)
 14628  	// result: (SUB a x)
 14629  	for {
 14630  		a := v_0
 14631  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 14632  			break
 14633  		}
 14634  		x := v_2
 14635  		v.reset(OpARM64SUB)
 14636  		v.AddArg2(a, x)
 14637  		return true
 14638  	}
 14639  	// match: (MSUB a (MOVDconst [c]) x)
 14640  	// cond: isPowerOfTwo64(c)
 14641  	// result: (SUBshiftLL a x [log64(c)])
 14642  	for {
 14643  		a := v_0
 14644  		if v_1.Op != OpARM64MOVDconst {
 14645  			break
 14646  		}
 14647  		c := auxIntToInt64(v_1.AuxInt)
 14648  		x := v_2
 14649  		if !(isPowerOfTwo64(c)) {
 14650  			break
 14651  		}
 14652  		v.reset(OpARM64SUBshiftLL)
 14653  		v.AuxInt = int64ToAuxInt(log64(c))
 14654  		v.AddArg2(a, x)
 14655  		return true
 14656  	}
 14657  	// match: (MSUB a (MOVDconst [c]) x)
 14658  	// cond: isPowerOfTwo64(c-1) && c>=3
 14659  	// result: (SUB a (ADDshiftLL <x.Type> x x [log64(c-1)]))
 14660  	for {
 14661  		a := v_0
 14662  		if v_1.Op != OpARM64MOVDconst {
 14663  			break
 14664  		}
 14665  		c := auxIntToInt64(v_1.AuxInt)
 14666  		x := v_2
 14667  		if !(isPowerOfTwo64(c-1) && c >= 3) {
 14668  			break
 14669  		}
 14670  		v.reset(OpARM64SUB)
 14671  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14672  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
 14673  		v0.AddArg2(x, x)
 14674  		v.AddArg2(a, v0)
 14675  		return true
 14676  	}
 14677  	// match: (MSUB a (MOVDconst [c]) x)
 14678  	// cond: isPowerOfTwo64(c+1) && c>=7
 14679  	// result: (ADD a (SUBshiftLL <x.Type> x x [log64(c+1)]))
 14680  	for {
 14681  		a := v_0
 14682  		if v_1.Op != OpARM64MOVDconst {
 14683  			break
 14684  		}
 14685  		c := auxIntToInt64(v_1.AuxInt)
 14686  		x := v_2
 14687  		if !(isPowerOfTwo64(c+1) && c >= 7) {
 14688  			break
 14689  		}
 14690  		v.reset(OpARM64ADD)
 14691  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14692  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
 14693  		v0.AddArg2(x, x)
 14694  		v.AddArg2(a, v0)
 14695  		return true
 14696  	}
 14697  	// match: (MSUB a (MOVDconst [c]) x)
 14698  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
 14699  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
 14700  	for {
 14701  		a := v_0
 14702  		if v_1.Op != OpARM64MOVDconst {
 14703  			break
 14704  		}
 14705  		c := auxIntToInt64(v_1.AuxInt)
 14706  		x := v_2
 14707  		if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
 14708  			break
 14709  		}
 14710  		v.reset(OpARM64ADDshiftLL)
 14711  		v.AuxInt = int64ToAuxInt(log64(c / 3))
 14712  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14713  		v0.AuxInt = int64ToAuxInt(2)
 14714  		v0.AddArg2(x, x)
 14715  		v.AddArg2(a, v0)
 14716  		return true
 14717  	}
 14718  	// match: (MSUB a (MOVDconst [c]) x)
 14719  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
 14720  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
 14721  	for {
 14722  		a := v_0
 14723  		if v_1.Op != OpARM64MOVDconst {
 14724  			break
 14725  		}
 14726  		c := auxIntToInt64(v_1.AuxInt)
 14727  		x := v_2
 14728  		if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
 14729  			break
 14730  		}
 14731  		v.reset(OpARM64SUBshiftLL)
 14732  		v.AuxInt = int64ToAuxInt(log64(c / 5))
 14733  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14734  		v0.AuxInt = int64ToAuxInt(2)
 14735  		v0.AddArg2(x, x)
 14736  		v.AddArg2(a, v0)
 14737  		return true
 14738  	}
 14739  	// match: (MSUB a (MOVDconst [c]) x)
 14740  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
 14741  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
 14742  	for {
 14743  		a := v_0
 14744  		if v_1.Op != OpARM64MOVDconst {
 14745  			break
 14746  		}
 14747  		c := auxIntToInt64(v_1.AuxInt)
 14748  		x := v_2
 14749  		if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
 14750  			break
 14751  		}
 14752  		v.reset(OpARM64ADDshiftLL)
 14753  		v.AuxInt = int64ToAuxInt(log64(c / 7))
 14754  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14755  		v0.AuxInt = int64ToAuxInt(3)
 14756  		v0.AddArg2(x, x)
 14757  		v.AddArg2(a, v0)
 14758  		return true
 14759  	}
 14760  	// match: (MSUB a (MOVDconst [c]) x)
 14761  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
 14762  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
 14763  	for {
 14764  		a := v_0
 14765  		if v_1.Op != OpARM64MOVDconst {
 14766  			break
 14767  		}
 14768  		c := auxIntToInt64(v_1.AuxInt)
 14769  		x := v_2
 14770  		if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
 14771  			break
 14772  		}
 14773  		v.reset(OpARM64SUBshiftLL)
 14774  		v.AuxInt = int64ToAuxInt(log64(c / 9))
 14775  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14776  		v0.AuxInt = int64ToAuxInt(3)
 14777  		v0.AddArg2(x, x)
 14778  		v.AddArg2(a, v0)
 14779  		return true
 14780  	}
 14781  	// match: (MSUB (MOVDconst [c]) x y)
 14782  	// result: (ADDconst [c] (MNEG <x.Type> x y))
 14783  	for {
 14784  		if v_0.Op != OpARM64MOVDconst {
 14785  			break
 14786  		}
 14787  		c := auxIntToInt64(v_0.AuxInt)
 14788  		x := v_1
 14789  		y := v_2
 14790  		v.reset(OpARM64ADDconst)
 14791  		v.AuxInt = int64ToAuxInt(c)
 14792  		v0 := b.NewValue0(v.Pos, OpARM64MNEG, x.Type)
 14793  		v0.AddArg2(x, y)
 14794  		v.AddArg(v0)
 14795  		return true
 14796  	}
 14797  	// match: (MSUB a (MOVDconst [c]) (MOVDconst [d]))
 14798  	// result: (SUBconst [c*d] a)
 14799  	for {
 14800  		a := v_0
 14801  		if v_1.Op != OpARM64MOVDconst {
 14802  			break
 14803  		}
 14804  		c := auxIntToInt64(v_1.AuxInt)
 14805  		if v_2.Op != OpARM64MOVDconst {
 14806  			break
 14807  		}
 14808  		d := auxIntToInt64(v_2.AuxInt)
 14809  		v.reset(OpARM64SUBconst)
 14810  		v.AuxInt = int64ToAuxInt(c * d)
 14811  		v.AddArg(a)
 14812  		return true
 14813  	}
 14814  	return false
 14815  }
 14816  func rewriteValueARM64_OpARM64MSUBW(v *Value) bool {
 14817  	v_2 := v.Args[2]
 14818  	v_1 := v.Args[1]
 14819  	v_0 := v.Args[0]
 14820  	b := v.Block
 14821  	// match: (MSUBW a x (MOVDconst [c]))
 14822  	// cond: int32(c)==-1
 14823  	// result: (ADD a x)
 14824  	for {
 14825  		a := v_0
 14826  		x := v_1
 14827  		if v_2.Op != OpARM64MOVDconst {
 14828  			break
 14829  		}
 14830  		c := auxIntToInt64(v_2.AuxInt)
 14831  		if !(int32(c) == -1) {
 14832  			break
 14833  		}
 14834  		v.reset(OpARM64ADD)
 14835  		v.AddArg2(a, x)
 14836  		return true
 14837  	}
 14838  	// match: (MSUBW a _ (MOVDconst [c]))
 14839  	// cond: int32(c)==0
 14840  	// result: a
 14841  	for {
 14842  		a := v_0
 14843  		if v_2.Op != OpARM64MOVDconst {
 14844  			break
 14845  		}
 14846  		c := auxIntToInt64(v_2.AuxInt)
 14847  		if !(int32(c) == 0) {
 14848  			break
 14849  		}
 14850  		v.copyOf(a)
 14851  		return true
 14852  	}
 14853  	// match: (MSUBW a x (MOVDconst [c]))
 14854  	// cond: int32(c)==1
 14855  	// result: (SUB a x)
 14856  	for {
 14857  		a := v_0
 14858  		x := v_1
 14859  		if v_2.Op != OpARM64MOVDconst {
 14860  			break
 14861  		}
 14862  		c := auxIntToInt64(v_2.AuxInt)
 14863  		if !(int32(c) == 1) {
 14864  			break
 14865  		}
 14866  		v.reset(OpARM64SUB)
 14867  		v.AddArg2(a, x)
 14868  		return true
 14869  	}
 14870  	// match: (MSUBW a x (MOVDconst [c]))
 14871  	// cond: isPowerOfTwo64(c)
 14872  	// result: (SUBshiftLL a x [log64(c)])
 14873  	for {
 14874  		a := v_0
 14875  		x := v_1
 14876  		if v_2.Op != OpARM64MOVDconst {
 14877  			break
 14878  		}
 14879  		c := auxIntToInt64(v_2.AuxInt)
 14880  		if !(isPowerOfTwo64(c)) {
 14881  			break
 14882  		}
 14883  		v.reset(OpARM64SUBshiftLL)
 14884  		v.AuxInt = int64ToAuxInt(log64(c))
 14885  		v.AddArg2(a, x)
 14886  		return true
 14887  	}
 14888  	// match: (MSUBW a x (MOVDconst [c]))
 14889  	// cond: isPowerOfTwo64(c-1) && int32(c)>=3
 14890  	// result: (SUB a (ADDshiftLL <x.Type> x x [log64(c-1)]))
 14891  	for {
 14892  		a := v_0
 14893  		x := v_1
 14894  		if v_2.Op != OpARM64MOVDconst {
 14895  			break
 14896  		}
 14897  		c := auxIntToInt64(v_2.AuxInt)
 14898  		if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
 14899  			break
 14900  		}
 14901  		v.reset(OpARM64SUB)
 14902  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14903  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
 14904  		v0.AddArg2(x, x)
 14905  		v.AddArg2(a, v0)
 14906  		return true
 14907  	}
 14908  	// match: (MSUBW a x (MOVDconst [c]))
 14909  	// cond: isPowerOfTwo64(c+1) && int32(c)>=7
 14910  	// result: (ADD a (SUBshiftLL <x.Type> x x [log64(c+1)]))
 14911  	for {
 14912  		a := v_0
 14913  		x := v_1
 14914  		if v_2.Op != OpARM64MOVDconst {
 14915  			break
 14916  		}
 14917  		c := auxIntToInt64(v_2.AuxInt)
 14918  		if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
 14919  			break
 14920  		}
 14921  		v.reset(OpARM64ADD)
 14922  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14923  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
 14924  		v0.AddArg2(x, x)
 14925  		v.AddArg2(a, v0)
 14926  		return true
 14927  	}
 14928  	// match: (MSUBW a x (MOVDconst [c]))
 14929  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
 14930  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
 14931  	for {
 14932  		a := v_0
 14933  		x := v_1
 14934  		if v_2.Op != OpARM64MOVDconst {
 14935  			break
 14936  		}
 14937  		c := auxIntToInt64(v_2.AuxInt)
 14938  		if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
 14939  			break
 14940  		}
 14941  		v.reset(OpARM64ADDshiftLL)
 14942  		v.AuxInt = int64ToAuxInt(log64(c / 3))
 14943  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14944  		v0.AuxInt = int64ToAuxInt(2)
 14945  		v0.AddArg2(x, x)
 14946  		v.AddArg2(a, v0)
 14947  		return true
 14948  	}
 14949  	// match: (MSUBW a x (MOVDconst [c]))
 14950  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
 14951  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
 14952  	for {
 14953  		a := v_0
 14954  		x := v_1
 14955  		if v_2.Op != OpARM64MOVDconst {
 14956  			break
 14957  		}
 14958  		c := auxIntToInt64(v_2.AuxInt)
 14959  		if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
 14960  			break
 14961  		}
 14962  		v.reset(OpARM64SUBshiftLL)
 14963  		v.AuxInt = int64ToAuxInt(log64(c / 5))
 14964  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 14965  		v0.AuxInt = int64ToAuxInt(2)
 14966  		v0.AddArg2(x, x)
 14967  		v.AddArg2(a, v0)
 14968  		return true
 14969  	}
 14970  	// match: (MSUBW a x (MOVDconst [c]))
 14971  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
 14972  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
 14973  	for {
 14974  		a := v_0
 14975  		x := v_1
 14976  		if v_2.Op != OpARM64MOVDconst {
 14977  			break
 14978  		}
 14979  		c := auxIntToInt64(v_2.AuxInt)
 14980  		if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
 14981  			break
 14982  		}
 14983  		v.reset(OpARM64ADDshiftLL)
 14984  		v.AuxInt = int64ToAuxInt(log64(c / 7))
 14985  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 14986  		v0.AuxInt = int64ToAuxInt(3)
 14987  		v0.AddArg2(x, x)
 14988  		v.AddArg2(a, v0)
 14989  		return true
 14990  	}
 14991  	// match: (MSUBW a x (MOVDconst [c]))
 14992  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
 14993  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
 14994  	for {
 14995  		a := v_0
 14996  		x := v_1
 14997  		if v_2.Op != OpARM64MOVDconst {
 14998  			break
 14999  		}
 15000  		c := auxIntToInt64(v_2.AuxInt)
 15001  		if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
 15002  			break
 15003  		}
 15004  		v.reset(OpARM64SUBshiftLL)
 15005  		v.AuxInt = int64ToAuxInt(log64(c / 9))
 15006  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15007  		v0.AuxInt = int64ToAuxInt(3)
 15008  		v0.AddArg2(x, x)
 15009  		v.AddArg2(a, v0)
 15010  		return true
 15011  	}
 15012  	// match: (MSUBW a (MOVDconst [c]) x)
 15013  	// cond: int32(c)==-1
 15014  	// result: (ADD a x)
 15015  	for {
 15016  		a := v_0
 15017  		if v_1.Op != OpARM64MOVDconst {
 15018  			break
 15019  		}
 15020  		c := auxIntToInt64(v_1.AuxInt)
 15021  		x := v_2
 15022  		if !(int32(c) == -1) {
 15023  			break
 15024  		}
 15025  		v.reset(OpARM64ADD)
 15026  		v.AddArg2(a, x)
 15027  		return true
 15028  	}
 15029  	// match: (MSUBW a (MOVDconst [c]) _)
 15030  	// cond: int32(c)==0
 15031  	// result: a
 15032  	for {
 15033  		a := v_0
 15034  		if v_1.Op != OpARM64MOVDconst {
 15035  			break
 15036  		}
 15037  		c := auxIntToInt64(v_1.AuxInt)
 15038  		if !(int32(c) == 0) {
 15039  			break
 15040  		}
 15041  		v.copyOf(a)
 15042  		return true
 15043  	}
 15044  	// match: (MSUBW a (MOVDconst [c]) x)
 15045  	// cond: int32(c)==1
 15046  	// result: (SUB a x)
 15047  	for {
 15048  		a := v_0
 15049  		if v_1.Op != OpARM64MOVDconst {
 15050  			break
 15051  		}
 15052  		c := auxIntToInt64(v_1.AuxInt)
 15053  		x := v_2
 15054  		if !(int32(c) == 1) {
 15055  			break
 15056  		}
 15057  		v.reset(OpARM64SUB)
 15058  		v.AddArg2(a, x)
 15059  		return true
 15060  	}
 15061  	// match: (MSUBW a (MOVDconst [c]) x)
 15062  	// cond: isPowerOfTwo64(c)
 15063  	// result: (SUBshiftLL a x [log64(c)])
 15064  	for {
 15065  		a := v_0
 15066  		if v_1.Op != OpARM64MOVDconst {
 15067  			break
 15068  		}
 15069  		c := auxIntToInt64(v_1.AuxInt)
 15070  		x := v_2
 15071  		if !(isPowerOfTwo64(c)) {
 15072  			break
 15073  		}
 15074  		v.reset(OpARM64SUBshiftLL)
 15075  		v.AuxInt = int64ToAuxInt(log64(c))
 15076  		v.AddArg2(a, x)
 15077  		return true
 15078  	}
 15079  	// match: (MSUBW a (MOVDconst [c]) x)
 15080  	// cond: isPowerOfTwo64(c-1) && int32(c)>=3
 15081  	// result: (SUB a (ADDshiftLL <x.Type> x x [log64(c-1)]))
 15082  	for {
 15083  		a := v_0
 15084  		if v_1.Op != OpARM64MOVDconst {
 15085  			break
 15086  		}
 15087  		c := auxIntToInt64(v_1.AuxInt)
 15088  		x := v_2
 15089  		if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
 15090  			break
 15091  		}
 15092  		v.reset(OpARM64SUB)
 15093  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15094  		v0.AuxInt = int64ToAuxInt(log64(c - 1))
 15095  		v0.AddArg2(x, x)
 15096  		v.AddArg2(a, v0)
 15097  		return true
 15098  	}
 15099  	// match: (MSUBW a (MOVDconst [c]) x)
 15100  	// cond: isPowerOfTwo64(c+1) && int32(c)>=7
 15101  	// result: (ADD a (SUBshiftLL <x.Type> x x [log64(c+1)]))
 15102  	for {
 15103  		a := v_0
 15104  		if v_1.Op != OpARM64MOVDconst {
 15105  			break
 15106  		}
 15107  		c := auxIntToInt64(v_1.AuxInt)
 15108  		x := v_2
 15109  		if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
 15110  			break
 15111  		}
 15112  		v.reset(OpARM64ADD)
 15113  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 15114  		v0.AuxInt = int64ToAuxInt(log64(c + 1))
 15115  		v0.AddArg2(x, x)
 15116  		v.AddArg2(a, v0)
 15117  		return true
 15118  	}
 15119  	// match: (MSUBW a (MOVDconst [c]) x)
 15120  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
 15121  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [2]) [log64(c/3)])
 15122  	for {
 15123  		a := v_0
 15124  		if v_1.Op != OpARM64MOVDconst {
 15125  			break
 15126  		}
 15127  		c := auxIntToInt64(v_1.AuxInt)
 15128  		x := v_2
 15129  		if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
 15130  			break
 15131  		}
 15132  		v.reset(OpARM64ADDshiftLL)
 15133  		v.AuxInt = int64ToAuxInt(log64(c / 3))
 15134  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 15135  		v0.AuxInt = int64ToAuxInt(2)
 15136  		v0.AddArg2(x, x)
 15137  		v.AddArg2(a, v0)
 15138  		return true
 15139  	}
 15140  	// match: (MSUBW a (MOVDconst [c]) x)
 15141  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
 15142  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [2]) [log64(c/5)])
 15143  	for {
 15144  		a := v_0
 15145  		if v_1.Op != OpARM64MOVDconst {
 15146  			break
 15147  		}
 15148  		c := auxIntToInt64(v_1.AuxInt)
 15149  		x := v_2
 15150  		if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
 15151  			break
 15152  		}
 15153  		v.reset(OpARM64SUBshiftLL)
 15154  		v.AuxInt = int64ToAuxInt(log64(c / 5))
 15155  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15156  		v0.AuxInt = int64ToAuxInt(2)
 15157  		v0.AddArg2(x, x)
 15158  		v.AddArg2(a, v0)
 15159  		return true
 15160  	}
 15161  	// match: (MSUBW a (MOVDconst [c]) x)
 15162  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
 15163  	// result: (ADDshiftLL a (SUBshiftLL <x.Type> x x [3]) [log64(c/7)])
 15164  	for {
 15165  		a := v_0
 15166  		if v_1.Op != OpARM64MOVDconst {
 15167  			break
 15168  		}
 15169  		c := auxIntToInt64(v_1.AuxInt)
 15170  		x := v_2
 15171  		if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
 15172  			break
 15173  		}
 15174  		v.reset(OpARM64ADDshiftLL)
 15175  		v.AuxInt = int64ToAuxInt(log64(c / 7))
 15176  		v0 := b.NewValue0(v.Pos, OpARM64SUBshiftLL, x.Type)
 15177  		v0.AuxInt = int64ToAuxInt(3)
 15178  		v0.AddArg2(x, x)
 15179  		v.AddArg2(a, v0)
 15180  		return true
 15181  	}
 15182  	// match: (MSUBW a (MOVDconst [c]) x)
 15183  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
 15184  	// result: (SUBshiftLL a (ADDshiftLL <x.Type> x x [3]) [log64(c/9)])
 15185  	for {
 15186  		a := v_0
 15187  		if v_1.Op != OpARM64MOVDconst {
 15188  			break
 15189  		}
 15190  		c := auxIntToInt64(v_1.AuxInt)
 15191  		x := v_2
 15192  		if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
 15193  			break
 15194  		}
 15195  		v.reset(OpARM64SUBshiftLL)
 15196  		v.AuxInt = int64ToAuxInt(log64(c / 9))
 15197  		v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15198  		v0.AuxInt = int64ToAuxInt(3)
 15199  		v0.AddArg2(x, x)
 15200  		v.AddArg2(a, v0)
 15201  		return true
 15202  	}
 15203  	// match: (MSUBW (MOVDconst [c]) x y)
 15204  	// result: (ADDconst [c] (MNEGW <x.Type> x y))
 15205  	for {
 15206  		if v_0.Op != OpARM64MOVDconst {
 15207  			break
 15208  		}
 15209  		c := auxIntToInt64(v_0.AuxInt)
 15210  		x := v_1
 15211  		y := v_2
 15212  		v.reset(OpARM64ADDconst)
 15213  		v.AuxInt = int64ToAuxInt(c)
 15214  		v0 := b.NewValue0(v.Pos, OpARM64MNEGW, x.Type)
 15215  		v0.AddArg2(x, y)
 15216  		v.AddArg(v0)
 15217  		return true
 15218  	}
 15219  	// match: (MSUBW a (MOVDconst [c]) (MOVDconst [d]))
 15220  	// result: (SUBconst [int64(int32(c)*int32(d))] a)
 15221  	for {
 15222  		a := v_0
 15223  		if v_1.Op != OpARM64MOVDconst {
 15224  			break
 15225  		}
 15226  		c := auxIntToInt64(v_1.AuxInt)
 15227  		if v_2.Op != OpARM64MOVDconst {
 15228  			break
 15229  		}
 15230  		d := auxIntToInt64(v_2.AuxInt)
 15231  		v.reset(OpARM64SUBconst)
 15232  		v.AuxInt = int64ToAuxInt(int64(int32(c) * int32(d)))
 15233  		v.AddArg(a)
 15234  		return true
 15235  	}
 15236  	return false
 15237  }
 15238  func rewriteValueARM64_OpARM64MUL(v *Value) bool {
 15239  	v_1 := v.Args[1]
 15240  	v_0 := v.Args[0]
 15241  	b := v.Block
 15242  	// match: (MUL (NEG x) y)
 15243  	// result: (MNEG x y)
 15244  	for {
 15245  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15246  			if v_0.Op != OpARM64NEG {
 15247  				continue
 15248  			}
 15249  			x := v_0.Args[0]
 15250  			y := v_1
 15251  			v.reset(OpARM64MNEG)
 15252  			v.AddArg2(x, y)
 15253  			return true
 15254  		}
 15255  		break
 15256  	}
 15257  	// match: (MUL x (MOVDconst [-1]))
 15258  	// result: (NEG x)
 15259  	for {
 15260  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15261  			x := v_0
 15262  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != -1 {
 15263  				continue
 15264  			}
 15265  			v.reset(OpARM64NEG)
 15266  			v.AddArg(x)
 15267  			return true
 15268  		}
 15269  		break
 15270  	}
 15271  	// match: (MUL _ (MOVDconst [0]))
 15272  	// result: (MOVDconst [0])
 15273  	for {
 15274  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15275  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 {
 15276  				continue
 15277  			}
 15278  			v.reset(OpARM64MOVDconst)
 15279  			v.AuxInt = int64ToAuxInt(0)
 15280  			return true
 15281  		}
 15282  		break
 15283  	}
 15284  	// match: (MUL x (MOVDconst [1]))
 15285  	// result: x
 15286  	for {
 15287  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15288  			x := v_0
 15289  			if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 15290  				continue
 15291  			}
 15292  			v.copyOf(x)
 15293  			return true
 15294  		}
 15295  		break
 15296  	}
 15297  	// match: (MUL x (MOVDconst [c]))
 15298  	// cond: isPowerOfTwo64(c)
 15299  	// result: (SLLconst [log64(c)] x)
 15300  	for {
 15301  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15302  			x := v_0
 15303  			if v_1.Op != OpARM64MOVDconst {
 15304  				continue
 15305  			}
 15306  			c := auxIntToInt64(v_1.AuxInt)
 15307  			if !(isPowerOfTwo64(c)) {
 15308  				continue
 15309  			}
 15310  			v.reset(OpARM64SLLconst)
 15311  			v.AuxInt = int64ToAuxInt(log64(c))
 15312  			v.AddArg(x)
 15313  			return true
 15314  		}
 15315  		break
 15316  	}
 15317  	// match: (MUL x (MOVDconst [c]))
 15318  	// cond: isPowerOfTwo64(c-1) && c >= 3
 15319  	// result: (ADDshiftLL x x [log64(c-1)])
 15320  	for {
 15321  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15322  			x := v_0
 15323  			if v_1.Op != OpARM64MOVDconst {
 15324  				continue
 15325  			}
 15326  			c := auxIntToInt64(v_1.AuxInt)
 15327  			if !(isPowerOfTwo64(c-1) && c >= 3) {
 15328  				continue
 15329  			}
 15330  			v.reset(OpARM64ADDshiftLL)
 15331  			v.AuxInt = int64ToAuxInt(log64(c - 1))
 15332  			v.AddArg2(x, x)
 15333  			return true
 15334  		}
 15335  		break
 15336  	}
 15337  	// match: (MUL x (MOVDconst [c]))
 15338  	// cond: isPowerOfTwo64(c+1) && c >= 7
 15339  	// result: (ADDshiftLL (NEG <x.Type> x) x [log64(c+1)])
 15340  	for {
 15341  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15342  			x := v_0
 15343  			if v_1.Op != OpARM64MOVDconst {
 15344  				continue
 15345  			}
 15346  			c := auxIntToInt64(v_1.AuxInt)
 15347  			if !(isPowerOfTwo64(c+1) && c >= 7) {
 15348  				continue
 15349  			}
 15350  			v.reset(OpARM64ADDshiftLL)
 15351  			v.AuxInt = int64ToAuxInt(log64(c + 1))
 15352  			v0 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
 15353  			v0.AddArg(x)
 15354  			v.AddArg2(v0, x)
 15355  			return true
 15356  		}
 15357  		break
 15358  	}
 15359  	// match: (MUL x (MOVDconst [c]))
 15360  	// cond: c%3 == 0 && isPowerOfTwo64(c/3)
 15361  	// result: (SLLconst [log64(c/3)] (ADDshiftLL <x.Type> x x [1]))
 15362  	for {
 15363  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15364  			x := v_0
 15365  			if v_1.Op != OpARM64MOVDconst {
 15366  				continue
 15367  			}
 15368  			c := auxIntToInt64(v_1.AuxInt)
 15369  			if !(c%3 == 0 && isPowerOfTwo64(c/3)) {
 15370  				continue
 15371  			}
 15372  			v.reset(OpARM64SLLconst)
 15373  			v.AuxInt = int64ToAuxInt(log64(c / 3))
 15374  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15375  			v0.AuxInt = int64ToAuxInt(1)
 15376  			v0.AddArg2(x, x)
 15377  			v.AddArg(v0)
 15378  			return true
 15379  		}
 15380  		break
 15381  	}
 15382  	// match: (MUL x (MOVDconst [c]))
 15383  	// cond: c%5 == 0 && isPowerOfTwo64(c/5)
 15384  	// result: (SLLconst [log64(c/5)] (ADDshiftLL <x.Type> x x [2]))
 15385  	for {
 15386  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15387  			x := v_0
 15388  			if v_1.Op != OpARM64MOVDconst {
 15389  				continue
 15390  			}
 15391  			c := auxIntToInt64(v_1.AuxInt)
 15392  			if !(c%5 == 0 && isPowerOfTwo64(c/5)) {
 15393  				continue
 15394  			}
 15395  			v.reset(OpARM64SLLconst)
 15396  			v.AuxInt = int64ToAuxInt(log64(c / 5))
 15397  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15398  			v0.AuxInt = int64ToAuxInt(2)
 15399  			v0.AddArg2(x, x)
 15400  			v.AddArg(v0)
 15401  			return true
 15402  		}
 15403  		break
 15404  	}
 15405  	// match: (MUL x (MOVDconst [c]))
 15406  	// cond: c%7 == 0 && isPowerOfTwo64(c/7)
 15407  	// result: (SLLconst [log64(c/7)] (ADDshiftLL <x.Type> (NEG <x.Type> x) x [3]))
 15408  	for {
 15409  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15410  			x := v_0
 15411  			if v_1.Op != OpARM64MOVDconst {
 15412  				continue
 15413  			}
 15414  			c := auxIntToInt64(v_1.AuxInt)
 15415  			if !(c%7 == 0 && isPowerOfTwo64(c/7)) {
 15416  				continue
 15417  			}
 15418  			v.reset(OpARM64SLLconst)
 15419  			v.AuxInt = int64ToAuxInt(log64(c / 7))
 15420  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15421  			v0.AuxInt = int64ToAuxInt(3)
 15422  			v1 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
 15423  			v1.AddArg(x)
 15424  			v0.AddArg2(v1, x)
 15425  			v.AddArg(v0)
 15426  			return true
 15427  		}
 15428  		break
 15429  	}
 15430  	// match: (MUL x (MOVDconst [c]))
 15431  	// cond: c%9 == 0 && isPowerOfTwo64(c/9)
 15432  	// result: (SLLconst [log64(c/9)] (ADDshiftLL <x.Type> x x [3]))
 15433  	for {
 15434  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15435  			x := v_0
 15436  			if v_1.Op != OpARM64MOVDconst {
 15437  				continue
 15438  			}
 15439  			c := auxIntToInt64(v_1.AuxInt)
 15440  			if !(c%9 == 0 && isPowerOfTwo64(c/9)) {
 15441  				continue
 15442  			}
 15443  			v.reset(OpARM64SLLconst)
 15444  			v.AuxInt = int64ToAuxInt(log64(c / 9))
 15445  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15446  			v0.AuxInt = int64ToAuxInt(3)
 15447  			v0.AddArg2(x, x)
 15448  			v.AddArg(v0)
 15449  			return true
 15450  		}
 15451  		break
 15452  	}
 15453  	// match: (MUL (MOVDconst [c]) (MOVDconst [d]))
 15454  	// result: (MOVDconst [c*d])
 15455  	for {
 15456  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15457  			if v_0.Op != OpARM64MOVDconst {
 15458  				continue
 15459  			}
 15460  			c := auxIntToInt64(v_0.AuxInt)
 15461  			if v_1.Op != OpARM64MOVDconst {
 15462  				continue
 15463  			}
 15464  			d := auxIntToInt64(v_1.AuxInt)
 15465  			v.reset(OpARM64MOVDconst)
 15466  			v.AuxInt = int64ToAuxInt(c * d)
 15467  			return true
 15468  		}
 15469  		break
 15470  	}
 15471  	return false
 15472  }
 15473  func rewriteValueARM64_OpARM64MULW(v *Value) bool {
 15474  	v_1 := v.Args[1]
 15475  	v_0 := v.Args[0]
 15476  	b := v.Block
 15477  	// match: (MULW (NEG x) y)
 15478  	// result: (MNEGW x y)
 15479  	for {
 15480  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15481  			if v_0.Op != OpARM64NEG {
 15482  				continue
 15483  			}
 15484  			x := v_0.Args[0]
 15485  			y := v_1
 15486  			v.reset(OpARM64MNEGW)
 15487  			v.AddArg2(x, y)
 15488  			return true
 15489  		}
 15490  		break
 15491  	}
 15492  	// match: (MULW x (MOVDconst [c]))
 15493  	// cond: int32(c)==-1
 15494  	// result: (NEG x)
 15495  	for {
 15496  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15497  			x := v_0
 15498  			if v_1.Op != OpARM64MOVDconst {
 15499  				continue
 15500  			}
 15501  			c := auxIntToInt64(v_1.AuxInt)
 15502  			if !(int32(c) == -1) {
 15503  				continue
 15504  			}
 15505  			v.reset(OpARM64NEG)
 15506  			v.AddArg(x)
 15507  			return true
 15508  		}
 15509  		break
 15510  	}
 15511  	// match: (MULW _ (MOVDconst [c]))
 15512  	// cond: int32(c)==0
 15513  	// result: (MOVDconst [0])
 15514  	for {
 15515  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15516  			if v_1.Op != OpARM64MOVDconst {
 15517  				continue
 15518  			}
 15519  			c := auxIntToInt64(v_1.AuxInt)
 15520  			if !(int32(c) == 0) {
 15521  				continue
 15522  			}
 15523  			v.reset(OpARM64MOVDconst)
 15524  			v.AuxInt = int64ToAuxInt(0)
 15525  			return true
 15526  		}
 15527  		break
 15528  	}
 15529  	// match: (MULW x (MOVDconst [c]))
 15530  	// cond: int32(c)==1
 15531  	// result: x
 15532  	for {
 15533  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15534  			x := v_0
 15535  			if v_1.Op != OpARM64MOVDconst {
 15536  				continue
 15537  			}
 15538  			c := auxIntToInt64(v_1.AuxInt)
 15539  			if !(int32(c) == 1) {
 15540  				continue
 15541  			}
 15542  			v.copyOf(x)
 15543  			return true
 15544  		}
 15545  		break
 15546  	}
 15547  	// match: (MULW x (MOVDconst [c]))
 15548  	// cond: isPowerOfTwo64(c)
 15549  	// result: (SLLconst [log64(c)] x)
 15550  	for {
 15551  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15552  			x := v_0
 15553  			if v_1.Op != OpARM64MOVDconst {
 15554  				continue
 15555  			}
 15556  			c := auxIntToInt64(v_1.AuxInt)
 15557  			if !(isPowerOfTwo64(c)) {
 15558  				continue
 15559  			}
 15560  			v.reset(OpARM64SLLconst)
 15561  			v.AuxInt = int64ToAuxInt(log64(c))
 15562  			v.AddArg(x)
 15563  			return true
 15564  		}
 15565  		break
 15566  	}
 15567  	// match: (MULW x (MOVDconst [c]))
 15568  	// cond: isPowerOfTwo64(c-1) && int32(c) >= 3
 15569  	// result: (ADDshiftLL x x [log64(c-1)])
 15570  	for {
 15571  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15572  			x := v_0
 15573  			if v_1.Op != OpARM64MOVDconst {
 15574  				continue
 15575  			}
 15576  			c := auxIntToInt64(v_1.AuxInt)
 15577  			if !(isPowerOfTwo64(c-1) && int32(c) >= 3) {
 15578  				continue
 15579  			}
 15580  			v.reset(OpARM64ADDshiftLL)
 15581  			v.AuxInt = int64ToAuxInt(log64(c - 1))
 15582  			v.AddArg2(x, x)
 15583  			return true
 15584  		}
 15585  		break
 15586  	}
 15587  	// match: (MULW x (MOVDconst [c]))
 15588  	// cond: isPowerOfTwo64(c+1) && int32(c) >= 7
 15589  	// result: (ADDshiftLL (NEG <x.Type> x) x [log64(c+1)])
 15590  	for {
 15591  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15592  			x := v_0
 15593  			if v_1.Op != OpARM64MOVDconst {
 15594  				continue
 15595  			}
 15596  			c := auxIntToInt64(v_1.AuxInt)
 15597  			if !(isPowerOfTwo64(c+1) && int32(c) >= 7) {
 15598  				continue
 15599  			}
 15600  			v.reset(OpARM64ADDshiftLL)
 15601  			v.AuxInt = int64ToAuxInt(log64(c + 1))
 15602  			v0 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
 15603  			v0.AddArg(x)
 15604  			v.AddArg2(v0, x)
 15605  			return true
 15606  		}
 15607  		break
 15608  	}
 15609  	// match: (MULW x (MOVDconst [c]))
 15610  	// cond: c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)
 15611  	// result: (SLLconst [log64(c/3)] (ADDshiftLL <x.Type> x x [1]))
 15612  	for {
 15613  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15614  			x := v_0
 15615  			if v_1.Op != OpARM64MOVDconst {
 15616  				continue
 15617  			}
 15618  			c := auxIntToInt64(v_1.AuxInt)
 15619  			if !(c%3 == 0 && isPowerOfTwo64(c/3) && is32Bit(c)) {
 15620  				continue
 15621  			}
 15622  			v.reset(OpARM64SLLconst)
 15623  			v.AuxInt = int64ToAuxInt(log64(c / 3))
 15624  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15625  			v0.AuxInt = int64ToAuxInt(1)
 15626  			v0.AddArg2(x, x)
 15627  			v.AddArg(v0)
 15628  			return true
 15629  		}
 15630  		break
 15631  	}
 15632  	// match: (MULW x (MOVDconst [c]))
 15633  	// cond: c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)
 15634  	// result: (SLLconst [log64(c/5)] (ADDshiftLL <x.Type> x x [2]))
 15635  	for {
 15636  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15637  			x := v_0
 15638  			if v_1.Op != OpARM64MOVDconst {
 15639  				continue
 15640  			}
 15641  			c := auxIntToInt64(v_1.AuxInt)
 15642  			if !(c%5 == 0 && isPowerOfTwo64(c/5) && is32Bit(c)) {
 15643  				continue
 15644  			}
 15645  			v.reset(OpARM64SLLconst)
 15646  			v.AuxInt = int64ToAuxInt(log64(c / 5))
 15647  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15648  			v0.AuxInt = int64ToAuxInt(2)
 15649  			v0.AddArg2(x, x)
 15650  			v.AddArg(v0)
 15651  			return true
 15652  		}
 15653  		break
 15654  	}
 15655  	// match: (MULW x (MOVDconst [c]))
 15656  	// cond: c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)
 15657  	// result: (SLLconst [log64(c/7)] (ADDshiftLL <x.Type> (NEG <x.Type> x) x [3]))
 15658  	for {
 15659  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15660  			x := v_0
 15661  			if v_1.Op != OpARM64MOVDconst {
 15662  				continue
 15663  			}
 15664  			c := auxIntToInt64(v_1.AuxInt)
 15665  			if !(c%7 == 0 && isPowerOfTwo64(c/7) && is32Bit(c)) {
 15666  				continue
 15667  			}
 15668  			v.reset(OpARM64SLLconst)
 15669  			v.AuxInt = int64ToAuxInt(log64(c / 7))
 15670  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15671  			v0.AuxInt = int64ToAuxInt(3)
 15672  			v1 := b.NewValue0(v.Pos, OpARM64NEG, x.Type)
 15673  			v1.AddArg(x)
 15674  			v0.AddArg2(v1, x)
 15675  			v.AddArg(v0)
 15676  			return true
 15677  		}
 15678  		break
 15679  	}
 15680  	// match: (MULW x (MOVDconst [c]))
 15681  	// cond: c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)
 15682  	// result: (SLLconst [log64(c/9)] (ADDshiftLL <x.Type> x x [3]))
 15683  	for {
 15684  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15685  			x := v_0
 15686  			if v_1.Op != OpARM64MOVDconst {
 15687  				continue
 15688  			}
 15689  			c := auxIntToInt64(v_1.AuxInt)
 15690  			if !(c%9 == 0 && isPowerOfTwo64(c/9) && is32Bit(c)) {
 15691  				continue
 15692  			}
 15693  			v.reset(OpARM64SLLconst)
 15694  			v.AuxInt = int64ToAuxInt(log64(c / 9))
 15695  			v0 := b.NewValue0(v.Pos, OpARM64ADDshiftLL, x.Type)
 15696  			v0.AuxInt = int64ToAuxInt(3)
 15697  			v0.AddArg2(x, x)
 15698  			v.AddArg(v0)
 15699  			return true
 15700  		}
 15701  		break
 15702  	}
 15703  	// match: (MULW (MOVDconst [c]) (MOVDconst [d]))
 15704  	// result: (MOVDconst [int64(int32(c)*int32(d))])
 15705  	for {
 15706  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 15707  			if v_0.Op != OpARM64MOVDconst {
 15708  				continue
 15709  			}
 15710  			c := auxIntToInt64(v_0.AuxInt)
 15711  			if v_1.Op != OpARM64MOVDconst {
 15712  				continue
 15713  			}
 15714  			d := auxIntToInt64(v_1.AuxInt)
 15715  			v.reset(OpARM64MOVDconst)
 15716  			v.AuxInt = int64ToAuxInt(int64(int32(c) * int32(d)))
 15717  			return true
 15718  		}
 15719  		break
 15720  	}
 15721  	return false
 15722  }
 15723  func rewriteValueARM64_OpARM64MVN(v *Value) bool {
 15724  	v_0 := v.Args[0]
 15725  	// match: (MVN (XOR x y))
 15726  	// result: (EON x y)
 15727  	for {
 15728  		if v_0.Op != OpARM64XOR {
 15729  			break
 15730  		}
 15731  		y := v_0.Args[1]
 15732  		x := v_0.Args[0]
 15733  		v.reset(OpARM64EON)
 15734  		v.AddArg2(x, y)
 15735  		return true
 15736  	}
 15737  	// match: (MVN (MOVDconst [c]))
 15738  	// result: (MOVDconst [^c])
 15739  	for {
 15740  		if v_0.Op != OpARM64MOVDconst {
 15741  			break
 15742  		}
 15743  		c := auxIntToInt64(v_0.AuxInt)
 15744  		v.reset(OpARM64MOVDconst)
 15745  		v.AuxInt = int64ToAuxInt(^c)
 15746  		return true
 15747  	}
 15748  	// match: (MVN x:(SLLconst [c] y))
 15749  	// cond: clobberIfDead(x)
 15750  	// result: (MVNshiftLL [c] y)
 15751  	for {
 15752  		x := v_0
 15753  		if x.Op != OpARM64SLLconst {
 15754  			break
 15755  		}
 15756  		c := auxIntToInt64(x.AuxInt)
 15757  		y := x.Args[0]
 15758  		if !(clobberIfDead(x)) {
 15759  			break
 15760  		}
 15761  		v.reset(OpARM64MVNshiftLL)
 15762  		v.AuxInt = int64ToAuxInt(c)
 15763  		v.AddArg(y)
 15764  		return true
 15765  	}
 15766  	// match: (MVN x:(SRLconst [c] y))
 15767  	// cond: clobberIfDead(x)
 15768  	// result: (MVNshiftRL [c] y)
 15769  	for {
 15770  		x := v_0
 15771  		if x.Op != OpARM64SRLconst {
 15772  			break
 15773  		}
 15774  		c := auxIntToInt64(x.AuxInt)
 15775  		y := x.Args[0]
 15776  		if !(clobberIfDead(x)) {
 15777  			break
 15778  		}
 15779  		v.reset(OpARM64MVNshiftRL)
 15780  		v.AuxInt = int64ToAuxInt(c)
 15781  		v.AddArg(y)
 15782  		return true
 15783  	}
 15784  	// match: (MVN x:(SRAconst [c] y))
 15785  	// cond: clobberIfDead(x)
 15786  	// result: (MVNshiftRA [c] y)
 15787  	for {
 15788  		x := v_0
 15789  		if x.Op != OpARM64SRAconst {
 15790  			break
 15791  		}
 15792  		c := auxIntToInt64(x.AuxInt)
 15793  		y := x.Args[0]
 15794  		if !(clobberIfDead(x)) {
 15795  			break
 15796  		}
 15797  		v.reset(OpARM64MVNshiftRA)
 15798  		v.AuxInt = int64ToAuxInt(c)
 15799  		v.AddArg(y)
 15800  		return true
 15801  	}
 15802  	// match: (MVN x:(RORconst [c] y))
 15803  	// cond: clobberIfDead(x)
 15804  	// result: (MVNshiftRO [c] y)
 15805  	for {
 15806  		x := v_0
 15807  		if x.Op != OpARM64RORconst {
 15808  			break
 15809  		}
 15810  		c := auxIntToInt64(x.AuxInt)
 15811  		y := x.Args[0]
 15812  		if !(clobberIfDead(x)) {
 15813  			break
 15814  		}
 15815  		v.reset(OpARM64MVNshiftRO)
 15816  		v.AuxInt = int64ToAuxInt(c)
 15817  		v.AddArg(y)
 15818  		return true
 15819  	}
 15820  	return false
 15821  }
 15822  func rewriteValueARM64_OpARM64MVNshiftLL(v *Value) bool {
 15823  	v_0 := v.Args[0]
 15824  	// match: (MVNshiftLL (MOVDconst [c]) [d])
 15825  	// result: (MOVDconst [^int64(uint64(c)<<uint64(d))])
 15826  	for {
 15827  		d := auxIntToInt64(v.AuxInt)
 15828  		if v_0.Op != OpARM64MOVDconst {
 15829  			break
 15830  		}
 15831  		c := auxIntToInt64(v_0.AuxInt)
 15832  		v.reset(OpARM64MOVDconst)
 15833  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) << uint64(d)))
 15834  		return true
 15835  	}
 15836  	return false
 15837  }
 15838  func rewriteValueARM64_OpARM64MVNshiftRA(v *Value) bool {
 15839  	v_0 := v.Args[0]
 15840  	// match: (MVNshiftRA (MOVDconst [c]) [d])
 15841  	// result: (MOVDconst [^(c>>uint64(d))])
 15842  	for {
 15843  		d := auxIntToInt64(v.AuxInt)
 15844  		if v_0.Op != OpARM64MOVDconst {
 15845  			break
 15846  		}
 15847  		c := auxIntToInt64(v_0.AuxInt)
 15848  		v.reset(OpARM64MOVDconst)
 15849  		v.AuxInt = int64ToAuxInt(^(c >> uint64(d)))
 15850  		return true
 15851  	}
 15852  	return false
 15853  }
 15854  func rewriteValueARM64_OpARM64MVNshiftRL(v *Value) bool {
 15855  	v_0 := v.Args[0]
 15856  	// match: (MVNshiftRL (MOVDconst [c]) [d])
 15857  	// result: (MOVDconst [^int64(uint64(c)>>uint64(d))])
 15858  	for {
 15859  		d := auxIntToInt64(v.AuxInt)
 15860  		if v_0.Op != OpARM64MOVDconst {
 15861  			break
 15862  		}
 15863  		c := auxIntToInt64(v_0.AuxInt)
 15864  		v.reset(OpARM64MOVDconst)
 15865  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) >> uint64(d)))
 15866  		return true
 15867  	}
 15868  	return false
 15869  }
 15870  func rewriteValueARM64_OpARM64MVNshiftRO(v *Value) bool {
 15871  	v_0 := v.Args[0]
 15872  	// match: (MVNshiftRO (MOVDconst [c]) [d])
 15873  	// result: (MOVDconst [^rotateRight64(c, d)])
 15874  	for {
 15875  		d := auxIntToInt64(v.AuxInt)
 15876  		if v_0.Op != OpARM64MOVDconst {
 15877  			break
 15878  		}
 15879  		c := auxIntToInt64(v_0.AuxInt)
 15880  		v.reset(OpARM64MOVDconst)
 15881  		v.AuxInt = int64ToAuxInt(^rotateRight64(c, d))
 15882  		return true
 15883  	}
 15884  	return false
 15885  }
 15886  func rewriteValueARM64_OpARM64NEG(v *Value) bool {
 15887  	v_0 := v.Args[0]
 15888  	// match: (NEG (MUL x y))
 15889  	// result: (MNEG x y)
 15890  	for {
 15891  		if v_0.Op != OpARM64MUL {
 15892  			break
 15893  		}
 15894  		y := v_0.Args[1]
 15895  		x := v_0.Args[0]
 15896  		v.reset(OpARM64MNEG)
 15897  		v.AddArg2(x, y)
 15898  		return true
 15899  	}
 15900  	// match: (NEG (MULW x y))
 15901  	// result: (MNEGW x y)
 15902  	for {
 15903  		if v_0.Op != OpARM64MULW {
 15904  			break
 15905  		}
 15906  		y := v_0.Args[1]
 15907  		x := v_0.Args[0]
 15908  		v.reset(OpARM64MNEGW)
 15909  		v.AddArg2(x, y)
 15910  		return true
 15911  	}
 15912  	// match: (NEG (NEG x))
 15913  	// result: x
 15914  	for {
 15915  		if v_0.Op != OpARM64NEG {
 15916  			break
 15917  		}
 15918  		x := v_0.Args[0]
 15919  		v.copyOf(x)
 15920  		return true
 15921  	}
 15922  	// match: (NEG (MOVDconst [c]))
 15923  	// result: (MOVDconst [-c])
 15924  	for {
 15925  		if v_0.Op != OpARM64MOVDconst {
 15926  			break
 15927  		}
 15928  		c := auxIntToInt64(v_0.AuxInt)
 15929  		v.reset(OpARM64MOVDconst)
 15930  		v.AuxInt = int64ToAuxInt(-c)
 15931  		return true
 15932  	}
 15933  	// match: (NEG x:(SLLconst [c] y))
 15934  	// cond: clobberIfDead(x)
 15935  	// result: (NEGshiftLL [c] y)
 15936  	for {
 15937  		x := v_0
 15938  		if x.Op != OpARM64SLLconst {
 15939  			break
 15940  		}
 15941  		c := auxIntToInt64(x.AuxInt)
 15942  		y := x.Args[0]
 15943  		if !(clobberIfDead(x)) {
 15944  			break
 15945  		}
 15946  		v.reset(OpARM64NEGshiftLL)
 15947  		v.AuxInt = int64ToAuxInt(c)
 15948  		v.AddArg(y)
 15949  		return true
 15950  	}
 15951  	// match: (NEG x:(SRLconst [c] y))
 15952  	// cond: clobberIfDead(x)
 15953  	// result: (NEGshiftRL [c] y)
 15954  	for {
 15955  		x := v_0
 15956  		if x.Op != OpARM64SRLconst {
 15957  			break
 15958  		}
 15959  		c := auxIntToInt64(x.AuxInt)
 15960  		y := x.Args[0]
 15961  		if !(clobberIfDead(x)) {
 15962  			break
 15963  		}
 15964  		v.reset(OpARM64NEGshiftRL)
 15965  		v.AuxInt = int64ToAuxInt(c)
 15966  		v.AddArg(y)
 15967  		return true
 15968  	}
 15969  	// match: (NEG x:(SRAconst [c] y))
 15970  	// cond: clobberIfDead(x)
 15971  	// result: (NEGshiftRA [c] y)
 15972  	for {
 15973  		x := v_0
 15974  		if x.Op != OpARM64SRAconst {
 15975  			break
 15976  		}
 15977  		c := auxIntToInt64(x.AuxInt)
 15978  		y := x.Args[0]
 15979  		if !(clobberIfDead(x)) {
 15980  			break
 15981  		}
 15982  		v.reset(OpARM64NEGshiftRA)
 15983  		v.AuxInt = int64ToAuxInt(c)
 15984  		v.AddArg(y)
 15985  		return true
 15986  	}
 15987  	return false
 15988  }
 15989  func rewriteValueARM64_OpARM64NEGshiftLL(v *Value) bool {
 15990  	v_0 := v.Args[0]
 15991  	// match: (NEGshiftLL (MOVDconst [c]) [d])
 15992  	// result: (MOVDconst [-int64(uint64(c)<<uint64(d))])
 15993  	for {
 15994  		d := auxIntToInt64(v.AuxInt)
 15995  		if v_0.Op != OpARM64MOVDconst {
 15996  			break
 15997  		}
 15998  		c := auxIntToInt64(v_0.AuxInt)
 15999  		v.reset(OpARM64MOVDconst)
 16000  		v.AuxInt = int64ToAuxInt(-int64(uint64(c) << uint64(d)))
 16001  		return true
 16002  	}
 16003  	return false
 16004  }
 16005  func rewriteValueARM64_OpARM64NEGshiftRA(v *Value) bool {
 16006  	v_0 := v.Args[0]
 16007  	// match: (NEGshiftRA (MOVDconst [c]) [d])
 16008  	// result: (MOVDconst [-(c>>uint64(d))])
 16009  	for {
 16010  		d := auxIntToInt64(v.AuxInt)
 16011  		if v_0.Op != OpARM64MOVDconst {
 16012  			break
 16013  		}
 16014  		c := auxIntToInt64(v_0.AuxInt)
 16015  		v.reset(OpARM64MOVDconst)
 16016  		v.AuxInt = int64ToAuxInt(-(c >> uint64(d)))
 16017  		return true
 16018  	}
 16019  	return false
 16020  }
 16021  func rewriteValueARM64_OpARM64NEGshiftRL(v *Value) bool {
 16022  	v_0 := v.Args[0]
 16023  	// match: (NEGshiftRL (MOVDconst [c]) [d])
 16024  	// result: (MOVDconst [-int64(uint64(c)>>uint64(d))])
 16025  	for {
 16026  		d := auxIntToInt64(v.AuxInt)
 16027  		if v_0.Op != OpARM64MOVDconst {
 16028  			break
 16029  		}
 16030  		c := auxIntToInt64(v_0.AuxInt)
 16031  		v.reset(OpARM64MOVDconst)
 16032  		v.AuxInt = int64ToAuxInt(-int64(uint64(c) >> uint64(d)))
 16033  		return true
 16034  	}
 16035  	return false
 16036  }
 16037  func rewriteValueARM64_OpARM64NotEqual(v *Value) bool {
 16038  	v_0 := v.Args[0]
 16039  	// match: (NotEqual (FlagConstant [fc]))
 16040  	// result: (MOVDconst [b2i(fc.ne())])
 16041  	for {
 16042  		if v_0.Op != OpARM64FlagConstant {
 16043  			break
 16044  		}
 16045  		fc := auxIntToFlagConstant(v_0.AuxInt)
 16046  		v.reset(OpARM64MOVDconst)
 16047  		v.AuxInt = int64ToAuxInt(b2i(fc.ne()))
 16048  		return true
 16049  	}
 16050  	// match: (NotEqual (InvertFlags x))
 16051  	// result: (NotEqual x)
 16052  	for {
 16053  		if v_0.Op != OpARM64InvertFlags {
 16054  			break
 16055  		}
 16056  		x := v_0.Args[0]
 16057  		v.reset(OpARM64NotEqual)
 16058  		v.AddArg(x)
 16059  		return true
 16060  	}
 16061  	return false
 16062  }
 16063  func rewriteValueARM64_OpARM64OR(v *Value) bool {
 16064  	v_1 := v.Args[1]
 16065  	v_0 := v.Args[0]
 16066  	b := v.Block
 16067  	typ := &b.Func.Config.Types
 16068  	// match: (OR x (MOVDconst [c]))
 16069  	// result: (ORconst [c] x)
 16070  	for {
 16071  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16072  			x := v_0
 16073  			if v_1.Op != OpARM64MOVDconst {
 16074  				continue
 16075  			}
 16076  			c := auxIntToInt64(v_1.AuxInt)
 16077  			v.reset(OpARM64ORconst)
 16078  			v.AuxInt = int64ToAuxInt(c)
 16079  			v.AddArg(x)
 16080  			return true
 16081  		}
 16082  		break
 16083  	}
 16084  	// match: (OR x x)
 16085  	// result: x
 16086  	for {
 16087  		x := v_0
 16088  		if x != v_1 {
 16089  			break
 16090  		}
 16091  		v.copyOf(x)
 16092  		return true
 16093  	}
 16094  	// match: (OR x (MVN y))
 16095  	// result: (ORN x y)
 16096  	for {
 16097  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16098  			x := v_0
 16099  			if v_1.Op != OpARM64MVN {
 16100  				continue
 16101  			}
 16102  			y := v_1.Args[0]
 16103  			v.reset(OpARM64ORN)
 16104  			v.AddArg2(x, y)
 16105  			return true
 16106  		}
 16107  		break
 16108  	}
 16109  	// match: (OR x0 x1:(SLLconst [c] y))
 16110  	// cond: clobberIfDead(x1)
 16111  	// result: (ORshiftLL x0 y [c])
 16112  	for {
 16113  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16114  			x0 := v_0
 16115  			x1 := v_1
 16116  			if x1.Op != OpARM64SLLconst {
 16117  				continue
 16118  			}
 16119  			c := auxIntToInt64(x1.AuxInt)
 16120  			y := x1.Args[0]
 16121  			if !(clobberIfDead(x1)) {
 16122  				continue
 16123  			}
 16124  			v.reset(OpARM64ORshiftLL)
 16125  			v.AuxInt = int64ToAuxInt(c)
 16126  			v.AddArg2(x0, y)
 16127  			return true
 16128  		}
 16129  		break
 16130  	}
 16131  	// match: (OR x0 x1:(SRLconst [c] y))
 16132  	// cond: clobberIfDead(x1)
 16133  	// result: (ORshiftRL x0 y [c])
 16134  	for {
 16135  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16136  			x0 := v_0
 16137  			x1 := v_1
 16138  			if x1.Op != OpARM64SRLconst {
 16139  				continue
 16140  			}
 16141  			c := auxIntToInt64(x1.AuxInt)
 16142  			y := x1.Args[0]
 16143  			if !(clobberIfDead(x1)) {
 16144  				continue
 16145  			}
 16146  			v.reset(OpARM64ORshiftRL)
 16147  			v.AuxInt = int64ToAuxInt(c)
 16148  			v.AddArg2(x0, y)
 16149  			return true
 16150  		}
 16151  		break
 16152  	}
 16153  	// match: (OR x0 x1:(SRAconst [c] y))
 16154  	// cond: clobberIfDead(x1)
 16155  	// result: (ORshiftRA x0 y [c])
 16156  	for {
 16157  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16158  			x0 := v_0
 16159  			x1 := v_1
 16160  			if x1.Op != OpARM64SRAconst {
 16161  				continue
 16162  			}
 16163  			c := auxIntToInt64(x1.AuxInt)
 16164  			y := x1.Args[0]
 16165  			if !(clobberIfDead(x1)) {
 16166  				continue
 16167  			}
 16168  			v.reset(OpARM64ORshiftRA)
 16169  			v.AuxInt = int64ToAuxInt(c)
 16170  			v.AddArg2(x0, y)
 16171  			return true
 16172  		}
 16173  		break
 16174  	}
 16175  	// match: (OR x0 x1:(RORconst [c] y))
 16176  	// cond: clobberIfDead(x1)
 16177  	// result: (ORshiftRO x0 y [c])
 16178  	for {
 16179  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16180  			x0 := v_0
 16181  			x1 := v_1
 16182  			if x1.Op != OpARM64RORconst {
 16183  				continue
 16184  			}
 16185  			c := auxIntToInt64(x1.AuxInt)
 16186  			y := x1.Args[0]
 16187  			if !(clobberIfDead(x1)) {
 16188  				continue
 16189  			}
 16190  			v.reset(OpARM64ORshiftRO)
 16191  			v.AuxInt = int64ToAuxInt(c)
 16192  			v.AddArg2(x0, y)
 16193  			return true
 16194  		}
 16195  		break
 16196  	}
 16197  	// match: (OR (SLL x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SRL <typ.UInt64> x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
 16198  	// cond: cc == OpARM64LessThanU
 16199  	// result: (ROR x (NEG <t> y))
 16200  	for {
 16201  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16202  			if v_0.Op != OpARM64SLL {
 16203  				continue
 16204  			}
 16205  			_ = v_0.Args[1]
 16206  			x := v_0.Args[0]
 16207  			v_0_1 := v_0.Args[1]
 16208  			if v_0_1.Op != OpARM64ANDconst {
 16209  				continue
 16210  			}
 16211  			t := v_0_1.Type
 16212  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
 16213  				continue
 16214  			}
 16215  			y := v_0_1.Args[0]
 16216  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
 16217  				continue
 16218  			}
 16219  			cc := auxIntToOp(v_1.AuxInt)
 16220  			_ = v_1.Args[1]
 16221  			v_1_0 := v_1.Args[0]
 16222  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt64 {
 16223  				continue
 16224  			}
 16225  			_ = v_1_0.Args[1]
 16226  			if x != v_1_0.Args[0] {
 16227  				continue
 16228  			}
 16229  			v_1_0_1 := v_1_0.Args[1]
 16230  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 16231  				continue
 16232  			}
 16233  			_ = v_1_0_1.Args[1]
 16234  			v_1_0_1_0 := v_1_0_1.Args[0]
 16235  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
 16236  				continue
 16237  			}
 16238  			v_1_0_1_1 := v_1_0_1.Args[1]
 16239  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
 16240  				continue
 16241  			}
 16242  			v_1_1 := v_1.Args[1]
 16243  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 16244  				continue
 16245  			}
 16246  			v_1_1_0 := v_1_1.Args[0]
 16247  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 16248  				continue
 16249  			}
 16250  			_ = v_1_1_0.Args[1]
 16251  			v_1_1_0_0 := v_1_1_0.Args[0]
 16252  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
 16253  				continue
 16254  			}
 16255  			v_1_1_0_1 := v_1_1_0.Args[1]
 16256  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 16257  				continue
 16258  			}
 16259  			v.reset(OpARM64ROR)
 16260  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
 16261  			v0.AddArg(y)
 16262  			v.AddArg2(x, v0)
 16263  			return true
 16264  		}
 16265  		break
 16266  	}
 16267  	// match: (OR (SRL <typ.UInt64> x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SLL x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
 16268  	// cond: cc == OpARM64LessThanU
 16269  	// result: (ROR x y)
 16270  	for {
 16271  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16272  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt64 {
 16273  				continue
 16274  			}
 16275  			_ = v_0.Args[1]
 16276  			x := v_0.Args[0]
 16277  			v_0_1 := v_0.Args[1]
 16278  			if v_0_1.Op != OpARM64ANDconst {
 16279  				continue
 16280  			}
 16281  			t := v_0_1.Type
 16282  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
 16283  				continue
 16284  			}
 16285  			y := v_0_1.Args[0]
 16286  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
 16287  				continue
 16288  			}
 16289  			cc := auxIntToOp(v_1.AuxInt)
 16290  			_ = v_1.Args[1]
 16291  			v_1_0 := v_1.Args[0]
 16292  			if v_1_0.Op != OpARM64SLL {
 16293  				continue
 16294  			}
 16295  			_ = v_1_0.Args[1]
 16296  			if x != v_1_0.Args[0] {
 16297  				continue
 16298  			}
 16299  			v_1_0_1 := v_1_0.Args[1]
 16300  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 16301  				continue
 16302  			}
 16303  			_ = v_1_0_1.Args[1]
 16304  			v_1_0_1_0 := v_1_0_1.Args[0]
 16305  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
 16306  				continue
 16307  			}
 16308  			v_1_0_1_1 := v_1_0_1.Args[1]
 16309  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
 16310  				continue
 16311  			}
 16312  			v_1_1 := v_1.Args[1]
 16313  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 16314  				continue
 16315  			}
 16316  			v_1_1_0 := v_1_1.Args[0]
 16317  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 16318  				continue
 16319  			}
 16320  			_ = v_1_1_0.Args[1]
 16321  			v_1_1_0_0 := v_1_1_0.Args[0]
 16322  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
 16323  				continue
 16324  			}
 16325  			v_1_1_0_1 := v_1_1_0.Args[1]
 16326  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 16327  				continue
 16328  			}
 16329  			v.reset(OpARM64ROR)
 16330  			v.AddArg2(x, y)
 16331  			return true
 16332  		}
 16333  		break
 16334  	}
 16335  	// match: (OR (SLL x (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SRL <typ.UInt32> (MOVWUreg x) (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
 16336  	// cond: cc == OpARM64LessThanU
 16337  	// result: (RORW x (NEG <t> y))
 16338  	for {
 16339  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16340  			if v_0.Op != OpARM64SLL {
 16341  				continue
 16342  			}
 16343  			_ = v_0.Args[1]
 16344  			x := v_0.Args[0]
 16345  			v_0_1 := v_0.Args[1]
 16346  			if v_0_1.Op != OpARM64ANDconst {
 16347  				continue
 16348  			}
 16349  			t := v_0_1.Type
 16350  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
 16351  				continue
 16352  			}
 16353  			y := v_0_1.Args[0]
 16354  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
 16355  				continue
 16356  			}
 16357  			cc := auxIntToOp(v_1.AuxInt)
 16358  			_ = v_1.Args[1]
 16359  			v_1_0 := v_1.Args[0]
 16360  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt32 {
 16361  				continue
 16362  			}
 16363  			_ = v_1_0.Args[1]
 16364  			v_1_0_0 := v_1_0.Args[0]
 16365  			if v_1_0_0.Op != OpARM64MOVWUreg || x != v_1_0_0.Args[0] {
 16366  				continue
 16367  			}
 16368  			v_1_0_1 := v_1_0.Args[1]
 16369  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 16370  				continue
 16371  			}
 16372  			_ = v_1_0_1.Args[1]
 16373  			v_1_0_1_0 := v_1_0_1.Args[0]
 16374  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
 16375  				continue
 16376  			}
 16377  			v_1_0_1_1 := v_1_0_1.Args[1]
 16378  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
 16379  				continue
 16380  			}
 16381  			v_1_1 := v_1.Args[1]
 16382  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 16383  				continue
 16384  			}
 16385  			v_1_1_0 := v_1_1.Args[0]
 16386  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 16387  				continue
 16388  			}
 16389  			_ = v_1_1_0.Args[1]
 16390  			v_1_1_0_0 := v_1_1_0.Args[0]
 16391  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
 16392  				continue
 16393  			}
 16394  			v_1_1_0_1 := v_1_1_0.Args[1]
 16395  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 16396  				continue
 16397  			}
 16398  			v.reset(OpARM64RORW)
 16399  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
 16400  			v0.AddArg(y)
 16401  			v.AddArg2(x, v0)
 16402  			return true
 16403  		}
 16404  		break
 16405  	}
 16406  	// match: (OR (SRL <typ.UInt32> (MOVWUreg x) (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SLL x (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
 16407  	// cond: cc == OpARM64LessThanU
 16408  	// result: (RORW x y)
 16409  	for {
 16410  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16411  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt32 {
 16412  				continue
 16413  			}
 16414  			_ = v_0.Args[1]
 16415  			v_0_0 := v_0.Args[0]
 16416  			if v_0_0.Op != OpARM64MOVWUreg {
 16417  				continue
 16418  			}
 16419  			x := v_0_0.Args[0]
 16420  			v_0_1 := v_0.Args[1]
 16421  			if v_0_1.Op != OpARM64ANDconst {
 16422  				continue
 16423  			}
 16424  			t := v_0_1.Type
 16425  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
 16426  				continue
 16427  			}
 16428  			y := v_0_1.Args[0]
 16429  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
 16430  				continue
 16431  			}
 16432  			cc := auxIntToOp(v_1.AuxInt)
 16433  			_ = v_1.Args[1]
 16434  			v_1_0 := v_1.Args[0]
 16435  			if v_1_0.Op != OpARM64SLL {
 16436  				continue
 16437  			}
 16438  			_ = v_1_0.Args[1]
 16439  			if x != v_1_0.Args[0] {
 16440  				continue
 16441  			}
 16442  			v_1_0_1 := v_1_0.Args[1]
 16443  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 16444  				continue
 16445  			}
 16446  			_ = v_1_0_1.Args[1]
 16447  			v_1_0_1_0 := v_1_0_1.Args[0]
 16448  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
 16449  				continue
 16450  			}
 16451  			v_1_0_1_1 := v_1_0_1.Args[1]
 16452  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
 16453  				continue
 16454  			}
 16455  			v_1_1 := v_1.Args[1]
 16456  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 16457  				continue
 16458  			}
 16459  			v_1_1_0 := v_1_1.Args[0]
 16460  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 16461  				continue
 16462  			}
 16463  			_ = v_1_1_0.Args[1]
 16464  			v_1_1_0_0 := v_1_1_0.Args[0]
 16465  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
 16466  				continue
 16467  			}
 16468  			v_1_1_0_1 := v_1_1_0.Args[1]
 16469  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 16470  				continue
 16471  			}
 16472  			v.reset(OpARM64RORW)
 16473  			v.AddArg2(x, y)
 16474  			return true
 16475  		}
 16476  		break
 16477  	}
 16478  	// match: (OR (UBFIZ [bfc] x) (ANDconst [ac] y))
 16479  	// cond: ac == ^((1<<uint(bfc.getARM64BFwidth())-1) << uint(bfc.getARM64BFlsb()))
 16480  	// result: (BFI [bfc] y x)
 16481  	for {
 16482  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16483  			if v_0.Op != OpARM64UBFIZ {
 16484  				continue
 16485  			}
 16486  			bfc := auxIntToArm64BitField(v_0.AuxInt)
 16487  			x := v_0.Args[0]
 16488  			if v_1.Op != OpARM64ANDconst {
 16489  				continue
 16490  			}
 16491  			ac := auxIntToInt64(v_1.AuxInt)
 16492  			y := v_1.Args[0]
 16493  			if !(ac == ^((1<<uint(bfc.getARM64BFwidth()) - 1) << uint(bfc.getARM64BFlsb()))) {
 16494  				continue
 16495  			}
 16496  			v.reset(OpARM64BFI)
 16497  			v.AuxInt = arm64BitFieldToAuxInt(bfc)
 16498  			v.AddArg2(y, x)
 16499  			return true
 16500  		}
 16501  		break
 16502  	}
 16503  	// match: (OR (UBFX [bfc] x) (ANDconst [ac] y))
 16504  	// cond: ac == ^(1<<uint(bfc.getARM64BFwidth())-1)
 16505  	// result: (BFXIL [bfc] y x)
 16506  	for {
 16507  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16508  			if v_0.Op != OpARM64UBFX {
 16509  				continue
 16510  			}
 16511  			bfc := auxIntToArm64BitField(v_0.AuxInt)
 16512  			x := v_0.Args[0]
 16513  			if v_1.Op != OpARM64ANDconst {
 16514  				continue
 16515  			}
 16516  			ac := auxIntToInt64(v_1.AuxInt)
 16517  			y := v_1.Args[0]
 16518  			if !(ac == ^(1<<uint(bfc.getARM64BFwidth()) - 1)) {
 16519  				continue
 16520  			}
 16521  			v.reset(OpARM64BFXIL)
 16522  			v.AuxInt = arm64BitFieldToAuxInt(bfc)
 16523  			v.AddArg2(y, x)
 16524  			return true
 16525  		}
 16526  		break
 16527  	}
 16528  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUload [i3] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [i2] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i1] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i0] {s} p mem)))
 16529  	// cond: i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 16530  	// result: @mergePoint(b,x0,x1,x2,x3) (MOVWUload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem)
 16531  	for {
 16532  		t := v.Type
 16533  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16534  			o0 := v_0
 16535  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 16536  				continue
 16537  			}
 16538  			_ = o0.Args[1]
 16539  			o1 := o0.Args[0]
 16540  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 16541  				continue
 16542  			}
 16543  			_ = o1.Args[1]
 16544  			s0 := o1.Args[0]
 16545  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 16546  				continue
 16547  			}
 16548  			y0 := s0.Args[0]
 16549  			if y0.Op != OpARM64MOVDnop {
 16550  				continue
 16551  			}
 16552  			x0 := y0.Args[0]
 16553  			if x0.Op != OpARM64MOVBUload {
 16554  				continue
 16555  			}
 16556  			i3 := auxIntToInt32(x0.AuxInt)
 16557  			s := auxToSym(x0.Aux)
 16558  			mem := x0.Args[1]
 16559  			p := x0.Args[0]
 16560  			y1 := o1.Args[1]
 16561  			if y1.Op != OpARM64MOVDnop {
 16562  				continue
 16563  			}
 16564  			x1 := y1.Args[0]
 16565  			if x1.Op != OpARM64MOVBUload {
 16566  				continue
 16567  			}
 16568  			i2 := auxIntToInt32(x1.AuxInt)
 16569  			if auxToSym(x1.Aux) != s {
 16570  				continue
 16571  			}
 16572  			_ = x1.Args[1]
 16573  			if p != x1.Args[0] || mem != x1.Args[1] {
 16574  				continue
 16575  			}
 16576  			y2 := o0.Args[1]
 16577  			if y2.Op != OpARM64MOVDnop {
 16578  				continue
 16579  			}
 16580  			x2 := y2.Args[0]
 16581  			if x2.Op != OpARM64MOVBUload {
 16582  				continue
 16583  			}
 16584  			i1 := auxIntToInt32(x2.AuxInt)
 16585  			if auxToSym(x2.Aux) != s {
 16586  				continue
 16587  			}
 16588  			_ = x2.Args[1]
 16589  			if p != x2.Args[0] || mem != x2.Args[1] {
 16590  				continue
 16591  			}
 16592  			y3 := v_1
 16593  			if y3.Op != OpARM64MOVDnop {
 16594  				continue
 16595  			}
 16596  			x3 := y3.Args[0]
 16597  			if x3.Op != OpARM64MOVBUload {
 16598  				continue
 16599  			}
 16600  			i0 := auxIntToInt32(x3.AuxInt)
 16601  			if auxToSym(x3.Aux) != s {
 16602  				continue
 16603  			}
 16604  			_ = x3.Args[1]
 16605  			if p != x3.Args[0] || mem != x3.Args[1] || !(i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 16606  				continue
 16607  			}
 16608  			b = mergePoint(b, x0, x1, x2, x3)
 16609  			v0 := b.NewValue0(x3.Pos, OpARM64MOVWUload, t)
 16610  			v.copyOf(v0)
 16611  			v0.Aux = symToAux(s)
 16612  			v1 := b.NewValue0(x3.Pos, OpOffPtr, p.Type)
 16613  			v1.AuxInt = int64ToAuxInt(int64(i0))
 16614  			v1.AddArg(p)
 16615  			v0.AddArg2(v1, mem)
 16616  			return true
 16617  		}
 16618  		break
 16619  	}
 16620  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUload [3] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [2] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr0 idx0 mem)))
 16621  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 16622  	// result: @mergePoint(b,x0,x1,x2,x3) (MOVWUloadidx <t> ptr0 idx0 mem)
 16623  	for {
 16624  		t := v.Type
 16625  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16626  			o0 := v_0
 16627  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 16628  				continue
 16629  			}
 16630  			_ = o0.Args[1]
 16631  			o1 := o0.Args[0]
 16632  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 16633  				continue
 16634  			}
 16635  			_ = o1.Args[1]
 16636  			s0 := o1.Args[0]
 16637  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 16638  				continue
 16639  			}
 16640  			y0 := s0.Args[0]
 16641  			if y0.Op != OpARM64MOVDnop {
 16642  				continue
 16643  			}
 16644  			x0 := y0.Args[0]
 16645  			if x0.Op != OpARM64MOVBUload || auxIntToInt32(x0.AuxInt) != 3 {
 16646  				continue
 16647  			}
 16648  			s := auxToSym(x0.Aux)
 16649  			mem := x0.Args[1]
 16650  			p := x0.Args[0]
 16651  			y1 := o1.Args[1]
 16652  			if y1.Op != OpARM64MOVDnop {
 16653  				continue
 16654  			}
 16655  			x1 := y1.Args[0]
 16656  			if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 2 || auxToSym(x1.Aux) != s {
 16657  				continue
 16658  			}
 16659  			_ = x1.Args[1]
 16660  			if p != x1.Args[0] || mem != x1.Args[1] {
 16661  				continue
 16662  			}
 16663  			y2 := o0.Args[1]
 16664  			if y2.Op != OpARM64MOVDnop {
 16665  				continue
 16666  			}
 16667  			x2 := y2.Args[0]
 16668  			if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 1 || auxToSym(x2.Aux) != s {
 16669  				continue
 16670  			}
 16671  			_ = x2.Args[1]
 16672  			p1 := x2.Args[0]
 16673  			if p1.Op != OpARM64ADD {
 16674  				continue
 16675  			}
 16676  			_ = p1.Args[1]
 16677  			p1_0 := p1.Args[0]
 16678  			p1_1 := p1.Args[1]
 16679  			for _i1 := 0; _i1 <= 1; _i1, p1_0, p1_1 = _i1+1, p1_1, p1_0 {
 16680  				ptr1 := p1_0
 16681  				idx1 := p1_1
 16682  				if mem != x2.Args[1] {
 16683  					continue
 16684  				}
 16685  				y3 := v_1
 16686  				if y3.Op != OpARM64MOVDnop {
 16687  					continue
 16688  				}
 16689  				x3 := y3.Args[0]
 16690  				if x3.Op != OpARM64MOVBUloadidx {
 16691  					continue
 16692  				}
 16693  				_ = x3.Args[2]
 16694  				ptr0 := x3.Args[0]
 16695  				idx0 := x3.Args[1]
 16696  				if mem != x3.Args[2] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 16697  					continue
 16698  				}
 16699  				b = mergePoint(b, x0, x1, x2, x3)
 16700  				v0 := b.NewValue0(x2.Pos, OpARM64MOVWUloadidx, t)
 16701  				v.copyOf(v0)
 16702  				v0.AddArg3(ptr0, idx0, mem)
 16703  				return true
 16704  			}
 16705  		}
 16706  		break
 16707  	}
 16708  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUloadidx ptr (ADDconst [3] idx) mem))) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr idx mem)))
 16709  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 16710  	// result: @mergePoint(b,x0,x1,x2,x3) (MOVWUloadidx <t> ptr idx mem)
 16711  	for {
 16712  		t := v.Type
 16713  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16714  			o0 := v_0
 16715  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 16716  				continue
 16717  			}
 16718  			_ = o0.Args[1]
 16719  			o1 := o0.Args[0]
 16720  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 16721  				continue
 16722  			}
 16723  			_ = o1.Args[1]
 16724  			s0 := o1.Args[0]
 16725  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 16726  				continue
 16727  			}
 16728  			y0 := s0.Args[0]
 16729  			if y0.Op != OpARM64MOVDnop {
 16730  				continue
 16731  			}
 16732  			x0 := y0.Args[0]
 16733  			if x0.Op != OpARM64MOVBUloadidx {
 16734  				continue
 16735  			}
 16736  			mem := x0.Args[2]
 16737  			ptr := x0.Args[0]
 16738  			x0_1 := x0.Args[1]
 16739  			if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 3 {
 16740  				continue
 16741  			}
 16742  			idx := x0_1.Args[0]
 16743  			y1 := o1.Args[1]
 16744  			if y1.Op != OpARM64MOVDnop {
 16745  				continue
 16746  			}
 16747  			x1 := y1.Args[0]
 16748  			if x1.Op != OpARM64MOVBUloadidx {
 16749  				continue
 16750  			}
 16751  			_ = x1.Args[2]
 16752  			if ptr != x1.Args[0] {
 16753  				continue
 16754  			}
 16755  			x1_1 := x1.Args[1]
 16756  			if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 2 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 16757  				continue
 16758  			}
 16759  			y2 := o0.Args[1]
 16760  			if y2.Op != OpARM64MOVDnop {
 16761  				continue
 16762  			}
 16763  			x2 := y2.Args[0]
 16764  			if x2.Op != OpARM64MOVBUloadidx {
 16765  				continue
 16766  			}
 16767  			_ = x2.Args[2]
 16768  			if ptr != x2.Args[0] {
 16769  				continue
 16770  			}
 16771  			x2_1 := x2.Args[1]
 16772  			if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 1 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 16773  				continue
 16774  			}
 16775  			y3 := v_1
 16776  			if y3.Op != OpARM64MOVDnop {
 16777  				continue
 16778  			}
 16779  			x3 := y3.Args[0]
 16780  			if x3.Op != OpARM64MOVBUloadidx {
 16781  				continue
 16782  			}
 16783  			_ = x3.Args[2]
 16784  			if ptr != x3.Args[0] || idx != x3.Args[1] || mem != x3.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 16785  				continue
 16786  			}
 16787  			b = mergePoint(b, x0, x1, x2, x3)
 16788  			v0 := b.NewValue0(v.Pos, OpARM64MOVWUloadidx, t)
 16789  			v.copyOf(v0)
 16790  			v0.AddArg3(ptr, idx, mem)
 16791  			return true
 16792  		}
 16793  		break
 16794  	}
 16795  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUload [i7] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [i6] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i5] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i4] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [i3] {s} p mem))) y5:(MOVDnop x5:(MOVBUload [i2] {s} p mem))) y6:(MOVDnop x6:(MOVBUload [i1] {s} p mem))) y7:(MOVDnop x7:(MOVBUload [i0] {s} p mem)))
 16796  	// cond: i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 16797  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (MOVDload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem)
 16798  	for {
 16799  		t := v.Type
 16800  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16801  			o0 := v_0
 16802  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 16803  				continue
 16804  			}
 16805  			_ = o0.Args[1]
 16806  			o1 := o0.Args[0]
 16807  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 16808  				continue
 16809  			}
 16810  			_ = o1.Args[1]
 16811  			o2 := o1.Args[0]
 16812  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 16813  				continue
 16814  			}
 16815  			_ = o2.Args[1]
 16816  			o3 := o2.Args[0]
 16817  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 16818  				continue
 16819  			}
 16820  			_ = o3.Args[1]
 16821  			o4 := o3.Args[0]
 16822  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 16823  				continue
 16824  			}
 16825  			_ = o4.Args[1]
 16826  			o5 := o4.Args[0]
 16827  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 16828  				continue
 16829  			}
 16830  			_ = o5.Args[1]
 16831  			s0 := o5.Args[0]
 16832  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 16833  				continue
 16834  			}
 16835  			y0 := s0.Args[0]
 16836  			if y0.Op != OpARM64MOVDnop {
 16837  				continue
 16838  			}
 16839  			x0 := y0.Args[0]
 16840  			if x0.Op != OpARM64MOVBUload {
 16841  				continue
 16842  			}
 16843  			i7 := auxIntToInt32(x0.AuxInt)
 16844  			s := auxToSym(x0.Aux)
 16845  			mem := x0.Args[1]
 16846  			p := x0.Args[0]
 16847  			y1 := o5.Args[1]
 16848  			if y1.Op != OpARM64MOVDnop {
 16849  				continue
 16850  			}
 16851  			x1 := y1.Args[0]
 16852  			if x1.Op != OpARM64MOVBUload {
 16853  				continue
 16854  			}
 16855  			i6 := auxIntToInt32(x1.AuxInt)
 16856  			if auxToSym(x1.Aux) != s {
 16857  				continue
 16858  			}
 16859  			_ = x1.Args[1]
 16860  			if p != x1.Args[0] || mem != x1.Args[1] {
 16861  				continue
 16862  			}
 16863  			y2 := o4.Args[1]
 16864  			if y2.Op != OpARM64MOVDnop {
 16865  				continue
 16866  			}
 16867  			x2 := y2.Args[0]
 16868  			if x2.Op != OpARM64MOVBUload {
 16869  				continue
 16870  			}
 16871  			i5 := auxIntToInt32(x2.AuxInt)
 16872  			if auxToSym(x2.Aux) != s {
 16873  				continue
 16874  			}
 16875  			_ = x2.Args[1]
 16876  			if p != x2.Args[0] || mem != x2.Args[1] {
 16877  				continue
 16878  			}
 16879  			y3 := o3.Args[1]
 16880  			if y3.Op != OpARM64MOVDnop {
 16881  				continue
 16882  			}
 16883  			x3 := y3.Args[0]
 16884  			if x3.Op != OpARM64MOVBUload {
 16885  				continue
 16886  			}
 16887  			i4 := auxIntToInt32(x3.AuxInt)
 16888  			if auxToSym(x3.Aux) != s {
 16889  				continue
 16890  			}
 16891  			_ = x3.Args[1]
 16892  			if p != x3.Args[0] || mem != x3.Args[1] {
 16893  				continue
 16894  			}
 16895  			y4 := o2.Args[1]
 16896  			if y4.Op != OpARM64MOVDnop {
 16897  				continue
 16898  			}
 16899  			x4 := y4.Args[0]
 16900  			if x4.Op != OpARM64MOVBUload {
 16901  				continue
 16902  			}
 16903  			i3 := auxIntToInt32(x4.AuxInt)
 16904  			if auxToSym(x4.Aux) != s {
 16905  				continue
 16906  			}
 16907  			_ = x4.Args[1]
 16908  			if p != x4.Args[0] || mem != x4.Args[1] {
 16909  				continue
 16910  			}
 16911  			y5 := o1.Args[1]
 16912  			if y5.Op != OpARM64MOVDnop {
 16913  				continue
 16914  			}
 16915  			x5 := y5.Args[0]
 16916  			if x5.Op != OpARM64MOVBUload {
 16917  				continue
 16918  			}
 16919  			i2 := auxIntToInt32(x5.AuxInt)
 16920  			if auxToSym(x5.Aux) != s {
 16921  				continue
 16922  			}
 16923  			_ = x5.Args[1]
 16924  			if p != x5.Args[0] || mem != x5.Args[1] {
 16925  				continue
 16926  			}
 16927  			y6 := o0.Args[1]
 16928  			if y6.Op != OpARM64MOVDnop {
 16929  				continue
 16930  			}
 16931  			x6 := y6.Args[0]
 16932  			if x6.Op != OpARM64MOVBUload {
 16933  				continue
 16934  			}
 16935  			i1 := auxIntToInt32(x6.AuxInt)
 16936  			if auxToSym(x6.Aux) != s {
 16937  				continue
 16938  			}
 16939  			_ = x6.Args[1]
 16940  			if p != x6.Args[0] || mem != x6.Args[1] {
 16941  				continue
 16942  			}
 16943  			y7 := v_1
 16944  			if y7.Op != OpARM64MOVDnop {
 16945  				continue
 16946  			}
 16947  			x7 := y7.Args[0]
 16948  			if x7.Op != OpARM64MOVBUload {
 16949  				continue
 16950  			}
 16951  			i0 := auxIntToInt32(x7.AuxInt)
 16952  			if auxToSym(x7.Aux) != s {
 16953  				continue
 16954  			}
 16955  			_ = x7.Args[1]
 16956  			if p != x7.Args[0] || mem != x7.Args[1] || !(i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 16957  				continue
 16958  			}
 16959  			b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 16960  			v0 := b.NewValue0(x7.Pos, OpARM64MOVDload, t)
 16961  			v.copyOf(v0)
 16962  			v0.Aux = symToAux(s)
 16963  			v1 := b.NewValue0(x7.Pos, OpOffPtr, p.Type)
 16964  			v1.AuxInt = int64ToAuxInt(int64(i0))
 16965  			v1.AddArg(p)
 16966  			v0.AddArg2(v1, mem)
 16967  			return true
 16968  		}
 16969  		break
 16970  	}
 16971  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUload [7] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [6] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [5] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [4] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [3] {s} p mem))) y5:(MOVDnop x5:(MOVBUload [2] {s} p mem))) y6:(MOVDnop x6:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y7:(MOVDnop x7:(MOVBUloadidx ptr0 idx0 mem)))
 16972  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 16973  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (MOVDloadidx <t> ptr0 idx0 mem)
 16974  	for {
 16975  		t := v.Type
 16976  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 16977  			o0 := v_0
 16978  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 16979  				continue
 16980  			}
 16981  			_ = o0.Args[1]
 16982  			o1 := o0.Args[0]
 16983  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 16984  				continue
 16985  			}
 16986  			_ = o1.Args[1]
 16987  			o2 := o1.Args[0]
 16988  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 16989  				continue
 16990  			}
 16991  			_ = o2.Args[1]
 16992  			o3 := o2.Args[0]
 16993  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 16994  				continue
 16995  			}
 16996  			_ = o3.Args[1]
 16997  			o4 := o3.Args[0]
 16998  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 16999  				continue
 17000  			}
 17001  			_ = o4.Args[1]
 17002  			o5 := o4.Args[0]
 17003  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 17004  				continue
 17005  			}
 17006  			_ = o5.Args[1]
 17007  			s0 := o5.Args[0]
 17008  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 17009  				continue
 17010  			}
 17011  			y0 := s0.Args[0]
 17012  			if y0.Op != OpARM64MOVDnop {
 17013  				continue
 17014  			}
 17015  			x0 := y0.Args[0]
 17016  			if x0.Op != OpARM64MOVBUload || auxIntToInt32(x0.AuxInt) != 7 {
 17017  				continue
 17018  			}
 17019  			s := auxToSym(x0.Aux)
 17020  			mem := x0.Args[1]
 17021  			p := x0.Args[0]
 17022  			y1 := o5.Args[1]
 17023  			if y1.Op != OpARM64MOVDnop {
 17024  				continue
 17025  			}
 17026  			x1 := y1.Args[0]
 17027  			if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 6 || auxToSym(x1.Aux) != s {
 17028  				continue
 17029  			}
 17030  			_ = x1.Args[1]
 17031  			if p != x1.Args[0] || mem != x1.Args[1] {
 17032  				continue
 17033  			}
 17034  			y2 := o4.Args[1]
 17035  			if y2.Op != OpARM64MOVDnop {
 17036  				continue
 17037  			}
 17038  			x2 := y2.Args[0]
 17039  			if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 5 || auxToSym(x2.Aux) != s {
 17040  				continue
 17041  			}
 17042  			_ = x2.Args[1]
 17043  			if p != x2.Args[0] || mem != x2.Args[1] {
 17044  				continue
 17045  			}
 17046  			y3 := o3.Args[1]
 17047  			if y3.Op != OpARM64MOVDnop {
 17048  				continue
 17049  			}
 17050  			x3 := y3.Args[0]
 17051  			if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 4 || auxToSym(x3.Aux) != s {
 17052  				continue
 17053  			}
 17054  			_ = x3.Args[1]
 17055  			if p != x3.Args[0] || mem != x3.Args[1] {
 17056  				continue
 17057  			}
 17058  			y4 := o2.Args[1]
 17059  			if y4.Op != OpARM64MOVDnop {
 17060  				continue
 17061  			}
 17062  			x4 := y4.Args[0]
 17063  			if x4.Op != OpARM64MOVBUload || auxIntToInt32(x4.AuxInt) != 3 || auxToSym(x4.Aux) != s {
 17064  				continue
 17065  			}
 17066  			_ = x4.Args[1]
 17067  			if p != x4.Args[0] || mem != x4.Args[1] {
 17068  				continue
 17069  			}
 17070  			y5 := o1.Args[1]
 17071  			if y5.Op != OpARM64MOVDnop {
 17072  				continue
 17073  			}
 17074  			x5 := y5.Args[0]
 17075  			if x5.Op != OpARM64MOVBUload || auxIntToInt32(x5.AuxInt) != 2 || auxToSym(x5.Aux) != s {
 17076  				continue
 17077  			}
 17078  			_ = x5.Args[1]
 17079  			if p != x5.Args[0] || mem != x5.Args[1] {
 17080  				continue
 17081  			}
 17082  			y6 := o0.Args[1]
 17083  			if y6.Op != OpARM64MOVDnop {
 17084  				continue
 17085  			}
 17086  			x6 := y6.Args[0]
 17087  			if x6.Op != OpARM64MOVBUload || auxIntToInt32(x6.AuxInt) != 1 || auxToSym(x6.Aux) != s {
 17088  				continue
 17089  			}
 17090  			_ = x6.Args[1]
 17091  			p1 := x6.Args[0]
 17092  			if p1.Op != OpARM64ADD {
 17093  				continue
 17094  			}
 17095  			_ = p1.Args[1]
 17096  			p1_0 := p1.Args[0]
 17097  			p1_1 := p1.Args[1]
 17098  			for _i1 := 0; _i1 <= 1; _i1, p1_0, p1_1 = _i1+1, p1_1, p1_0 {
 17099  				ptr1 := p1_0
 17100  				idx1 := p1_1
 17101  				if mem != x6.Args[1] {
 17102  					continue
 17103  				}
 17104  				y7 := v_1
 17105  				if y7.Op != OpARM64MOVDnop {
 17106  					continue
 17107  				}
 17108  				x7 := y7.Args[0]
 17109  				if x7.Op != OpARM64MOVBUloadidx {
 17110  					continue
 17111  				}
 17112  				_ = x7.Args[2]
 17113  				ptr0 := x7.Args[0]
 17114  				idx0 := x7.Args[1]
 17115  				if mem != x7.Args[2] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 17116  					continue
 17117  				}
 17118  				b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 17119  				v0 := b.NewValue0(x6.Pos, OpARM64MOVDloadidx, t)
 17120  				v.copyOf(v0)
 17121  				v0.AddArg3(ptr0, idx0, mem)
 17122  				return true
 17123  			}
 17124  		}
 17125  		break
 17126  	}
 17127  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUloadidx ptr (ADDconst [7] idx) mem))) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [6] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [5] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr (ADDconst [4] idx) mem))) y4:(MOVDnop x4:(MOVBUloadidx ptr (ADDconst [3] idx) mem))) y5:(MOVDnop x5:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y6:(MOVDnop x6:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y7:(MOVDnop x7:(MOVBUloadidx ptr idx mem)))
 17128  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 17129  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (MOVDloadidx <t> ptr idx mem)
 17130  	for {
 17131  		t := v.Type
 17132  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17133  			o0 := v_0
 17134  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17135  				continue
 17136  			}
 17137  			_ = o0.Args[1]
 17138  			o1 := o0.Args[0]
 17139  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17140  				continue
 17141  			}
 17142  			_ = o1.Args[1]
 17143  			o2 := o1.Args[0]
 17144  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 17145  				continue
 17146  			}
 17147  			_ = o2.Args[1]
 17148  			o3 := o2.Args[0]
 17149  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 17150  				continue
 17151  			}
 17152  			_ = o3.Args[1]
 17153  			o4 := o3.Args[0]
 17154  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 17155  				continue
 17156  			}
 17157  			_ = o4.Args[1]
 17158  			o5 := o4.Args[0]
 17159  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 17160  				continue
 17161  			}
 17162  			_ = o5.Args[1]
 17163  			s0 := o5.Args[0]
 17164  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 17165  				continue
 17166  			}
 17167  			y0 := s0.Args[0]
 17168  			if y0.Op != OpARM64MOVDnop {
 17169  				continue
 17170  			}
 17171  			x0 := y0.Args[0]
 17172  			if x0.Op != OpARM64MOVBUloadidx {
 17173  				continue
 17174  			}
 17175  			mem := x0.Args[2]
 17176  			ptr := x0.Args[0]
 17177  			x0_1 := x0.Args[1]
 17178  			if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 7 {
 17179  				continue
 17180  			}
 17181  			idx := x0_1.Args[0]
 17182  			y1 := o5.Args[1]
 17183  			if y1.Op != OpARM64MOVDnop {
 17184  				continue
 17185  			}
 17186  			x1 := y1.Args[0]
 17187  			if x1.Op != OpARM64MOVBUloadidx {
 17188  				continue
 17189  			}
 17190  			_ = x1.Args[2]
 17191  			if ptr != x1.Args[0] {
 17192  				continue
 17193  			}
 17194  			x1_1 := x1.Args[1]
 17195  			if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 6 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 17196  				continue
 17197  			}
 17198  			y2 := o4.Args[1]
 17199  			if y2.Op != OpARM64MOVDnop {
 17200  				continue
 17201  			}
 17202  			x2 := y2.Args[0]
 17203  			if x2.Op != OpARM64MOVBUloadidx {
 17204  				continue
 17205  			}
 17206  			_ = x2.Args[2]
 17207  			if ptr != x2.Args[0] {
 17208  				continue
 17209  			}
 17210  			x2_1 := x2.Args[1]
 17211  			if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 5 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 17212  				continue
 17213  			}
 17214  			y3 := o3.Args[1]
 17215  			if y3.Op != OpARM64MOVDnop {
 17216  				continue
 17217  			}
 17218  			x3 := y3.Args[0]
 17219  			if x3.Op != OpARM64MOVBUloadidx {
 17220  				continue
 17221  			}
 17222  			_ = x3.Args[2]
 17223  			if ptr != x3.Args[0] {
 17224  				continue
 17225  			}
 17226  			x3_1 := x3.Args[1]
 17227  			if x3_1.Op != OpARM64ADDconst || auxIntToInt64(x3_1.AuxInt) != 4 || idx != x3_1.Args[0] || mem != x3.Args[2] {
 17228  				continue
 17229  			}
 17230  			y4 := o2.Args[1]
 17231  			if y4.Op != OpARM64MOVDnop {
 17232  				continue
 17233  			}
 17234  			x4 := y4.Args[0]
 17235  			if x4.Op != OpARM64MOVBUloadidx {
 17236  				continue
 17237  			}
 17238  			_ = x4.Args[2]
 17239  			if ptr != x4.Args[0] {
 17240  				continue
 17241  			}
 17242  			x4_1 := x4.Args[1]
 17243  			if x4_1.Op != OpARM64ADDconst || auxIntToInt64(x4_1.AuxInt) != 3 || idx != x4_1.Args[0] || mem != x4.Args[2] {
 17244  				continue
 17245  			}
 17246  			y5 := o1.Args[1]
 17247  			if y5.Op != OpARM64MOVDnop {
 17248  				continue
 17249  			}
 17250  			x5 := y5.Args[0]
 17251  			if x5.Op != OpARM64MOVBUloadidx {
 17252  				continue
 17253  			}
 17254  			_ = x5.Args[2]
 17255  			if ptr != x5.Args[0] {
 17256  				continue
 17257  			}
 17258  			x5_1 := x5.Args[1]
 17259  			if x5_1.Op != OpARM64ADDconst || auxIntToInt64(x5_1.AuxInt) != 2 || idx != x5_1.Args[0] || mem != x5.Args[2] {
 17260  				continue
 17261  			}
 17262  			y6 := o0.Args[1]
 17263  			if y6.Op != OpARM64MOVDnop {
 17264  				continue
 17265  			}
 17266  			x6 := y6.Args[0]
 17267  			if x6.Op != OpARM64MOVBUloadidx {
 17268  				continue
 17269  			}
 17270  			_ = x6.Args[2]
 17271  			if ptr != x6.Args[0] {
 17272  				continue
 17273  			}
 17274  			x6_1 := x6.Args[1]
 17275  			if x6_1.Op != OpARM64ADDconst || auxIntToInt64(x6_1.AuxInt) != 1 || idx != x6_1.Args[0] || mem != x6.Args[2] {
 17276  				continue
 17277  			}
 17278  			y7 := v_1
 17279  			if y7.Op != OpARM64MOVDnop {
 17280  				continue
 17281  			}
 17282  			x7 := y7.Args[0]
 17283  			if x7.Op != OpARM64MOVBUloadidx {
 17284  				continue
 17285  			}
 17286  			_ = x7.Args[2]
 17287  			if ptr != x7.Args[0] || idx != x7.Args[1] || mem != x7.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 17288  				continue
 17289  			}
 17290  			b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 17291  			v0 := b.NewValue0(v.Pos, OpARM64MOVDloadidx, t)
 17292  			v.copyOf(v0)
 17293  			v0.AddArg3(ptr, idx, mem)
 17294  			return true
 17295  		}
 17296  		break
 17297  	}
 17298  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUload [i0] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [i1] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i3] {s} p mem)))
 17299  	// cond: i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 17300  	// result: @mergePoint(b,x0,x1,x2,x3) (REVW <t> (MOVWUload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem))
 17301  	for {
 17302  		t := v.Type
 17303  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17304  			o0 := v_0
 17305  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17306  				continue
 17307  			}
 17308  			_ = o0.Args[1]
 17309  			o1 := o0.Args[0]
 17310  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17311  				continue
 17312  			}
 17313  			_ = o1.Args[1]
 17314  			s0 := o1.Args[0]
 17315  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 17316  				continue
 17317  			}
 17318  			y0 := s0.Args[0]
 17319  			if y0.Op != OpARM64MOVDnop {
 17320  				continue
 17321  			}
 17322  			x0 := y0.Args[0]
 17323  			if x0.Op != OpARM64MOVBUload {
 17324  				continue
 17325  			}
 17326  			i0 := auxIntToInt32(x0.AuxInt)
 17327  			s := auxToSym(x0.Aux)
 17328  			mem := x0.Args[1]
 17329  			p := x0.Args[0]
 17330  			y1 := o1.Args[1]
 17331  			if y1.Op != OpARM64MOVDnop {
 17332  				continue
 17333  			}
 17334  			x1 := y1.Args[0]
 17335  			if x1.Op != OpARM64MOVBUload {
 17336  				continue
 17337  			}
 17338  			i1 := auxIntToInt32(x1.AuxInt)
 17339  			if auxToSym(x1.Aux) != s {
 17340  				continue
 17341  			}
 17342  			_ = x1.Args[1]
 17343  			if p != x1.Args[0] || mem != x1.Args[1] {
 17344  				continue
 17345  			}
 17346  			y2 := o0.Args[1]
 17347  			if y2.Op != OpARM64MOVDnop {
 17348  				continue
 17349  			}
 17350  			x2 := y2.Args[0]
 17351  			if x2.Op != OpARM64MOVBUload {
 17352  				continue
 17353  			}
 17354  			i2 := auxIntToInt32(x2.AuxInt)
 17355  			if auxToSym(x2.Aux) != s {
 17356  				continue
 17357  			}
 17358  			_ = x2.Args[1]
 17359  			if p != x2.Args[0] || mem != x2.Args[1] {
 17360  				continue
 17361  			}
 17362  			y3 := v_1
 17363  			if y3.Op != OpARM64MOVDnop {
 17364  				continue
 17365  			}
 17366  			x3 := y3.Args[0]
 17367  			if x3.Op != OpARM64MOVBUload {
 17368  				continue
 17369  			}
 17370  			i3 := auxIntToInt32(x3.AuxInt)
 17371  			if auxToSym(x3.Aux) != s {
 17372  				continue
 17373  			}
 17374  			_ = x3.Args[1]
 17375  			if p != x3.Args[0] || mem != x3.Args[1] || !(i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 17376  				continue
 17377  			}
 17378  			b = mergePoint(b, x0, x1, x2, x3)
 17379  			v0 := b.NewValue0(x3.Pos, OpARM64REVW, t)
 17380  			v.copyOf(v0)
 17381  			v1 := b.NewValue0(x3.Pos, OpARM64MOVWUload, t)
 17382  			v1.Aux = symToAux(s)
 17383  			v2 := b.NewValue0(x3.Pos, OpOffPtr, p.Type)
 17384  			v2.AuxInt = int64ToAuxInt(int64(i0))
 17385  			v2.AddArg(p)
 17386  			v1.AddArg2(v2, mem)
 17387  			v0.AddArg(v1)
 17388  			return true
 17389  		}
 17390  		break
 17391  	}
 17392  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUloadidx ptr0 idx0 mem))) y1:(MOVDnop x1:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [3] {s} p mem)))
 17393  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 17394  	// result: @mergePoint(b,x0,x1,x2,x3) (REVW <t> (MOVWUloadidx <t> ptr0 idx0 mem))
 17395  	for {
 17396  		t := v.Type
 17397  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17398  			o0 := v_0
 17399  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17400  				continue
 17401  			}
 17402  			_ = o0.Args[1]
 17403  			o1 := o0.Args[0]
 17404  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17405  				continue
 17406  			}
 17407  			_ = o1.Args[1]
 17408  			s0 := o1.Args[0]
 17409  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 17410  				continue
 17411  			}
 17412  			y0 := s0.Args[0]
 17413  			if y0.Op != OpARM64MOVDnop {
 17414  				continue
 17415  			}
 17416  			x0 := y0.Args[0]
 17417  			if x0.Op != OpARM64MOVBUloadidx {
 17418  				continue
 17419  			}
 17420  			mem := x0.Args[2]
 17421  			ptr0 := x0.Args[0]
 17422  			idx0 := x0.Args[1]
 17423  			y1 := o1.Args[1]
 17424  			if y1.Op != OpARM64MOVDnop {
 17425  				continue
 17426  			}
 17427  			x1 := y1.Args[0]
 17428  			if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 1 {
 17429  				continue
 17430  			}
 17431  			s := auxToSym(x1.Aux)
 17432  			_ = x1.Args[1]
 17433  			p1 := x1.Args[0]
 17434  			if p1.Op != OpARM64ADD {
 17435  				continue
 17436  			}
 17437  			_ = p1.Args[1]
 17438  			p1_0 := p1.Args[0]
 17439  			p1_1 := p1.Args[1]
 17440  			for _i1 := 0; _i1 <= 1; _i1, p1_0, p1_1 = _i1+1, p1_1, p1_0 {
 17441  				ptr1 := p1_0
 17442  				idx1 := p1_1
 17443  				if mem != x1.Args[1] {
 17444  					continue
 17445  				}
 17446  				y2 := o0.Args[1]
 17447  				if y2.Op != OpARM64MOVDnop {
 17448  					continue
 17449  				}
 17450  				x2 := y2.Args[0]
 17451  				if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 2 || auxToSym(x2.Aux) != s {
 17452  					continue
 17453  				}
 17454  				_ = x2.Args[1]
 17455  				p := x2.Args[0]
 17456  				if mem != x2.Args[1] {
 17457  					continue
 17458  				}
 17459  				y3 := v_1
 17460  				if y3.Op != OpARM64MOVDnop {
 17461  					continue
 17462  				}
 17463  				x3 := y3.Args[0]
 17464  				if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 3 || auxToSym(x3.Aux) != s {
 17465  					continue
 17466  				}
 17467  				_ = x3.Args[1]
 17468  				if p != x3.Args[0] || mem != x3.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 17469  					continue
 17470  				}
 17471  				b = mergePoint(b, x0, x1, x2, x3)
 17472  				v0 := b.NewValue0(x3.Pos, OpARM64REVW, t)
 17473  				v.copyOf(v0)
 17474  				v1 := b.NewValue0(x3.Pos, OpARM64MOVWUloadidx, t)
 17475  				v1.AddArg3(ptr0, idx0, mem)
 17476  				v0.AddArg(v1)
 17477  				return true
 17478  			}
 17479  		}
 17480  		break
 17481  	}
 17482  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] s0:(SLLconst [24] y0:(MOVDnop x0:(MOVBUloadidx ptr idx mem))) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr (ADDconst [3] idx) mem)))
 17483  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)
 17484  	// result: @mergePoint(b,x0,x1,x2,x3) (REVW <t> (MOVWUloadidx <t> ptr idx mem))
 17485  	for {
 17486  		t := v.Type
 17487  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17488  			o0 := v_0
 17489  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17490  				continue
 17491  			}
 17492  			_ = o0.Args[1]
 17493  			o1 := o0.Args[0]
 17494  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17495  				continue
 17496  			}
 17497  			_ = o1.Args[1]
 17498  			s0 := o1.Args[0]
 17499  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 24 {
 17500  				continue
 17501  			}
 17502  			y0 := s0.Args[0]
 17503  			if y0.Op != OpARM64MOVDnop {
 17504  				continue
 17505  			}
 17506  			x0 := y0.Args[0]
 17507  			if x0.Op != OpARM64MOVBUloadidx {
 17508  				continue
 17509  			}
 17510  			mem := x0.Args[2]
 17511  			ptr := x0.Args[0]
 17512  			idx := x0.Args[1]
 17513  			y1 := o1.Args[1]
 17514  			if y1.Op != OpARM64MOVDnop {
 17515  				continue
 17516  			}
 17517  			x1 := y1.Args[0]
 17518  			if x1.Op != OpARM64MOVBUloadidx {
 17519  				continue
 17520  			}
 17521  			_ = x1.Args[2]
 17522  			if ptr != x1.Args[0] {
 17523  				continue
 17524  			}
 17525  			x1_1 := x1.Args[1]
 17526  			if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 1 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 17527  				continue
 17528  			}
 17529  			y2 := o0.Args[1]
 17530  			if y2.Op != OpARM64MOVDnop {
 17531  				continue
 17532  			}
 17533  			x2 := y2.Args[0]
 17534  			if x2.Op != OpARM64MOVBUloadidx {
 17535  				continue
 17536  			}
 17537  			_ = x2.Args[2]
 17538  			if ptr != x2.Args[0] {
 17539  				continue
 17540  			}
 17541  			x2_1 := x2.Args[1]
 17542  			if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 2 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 17543  				continue
 17544  			}
 17545  			y3 := v_1
 17546  			if y3.Op != OpARM64MOVDnop {
 17547  				continue
 17548  			}
 17549  			x3 := y3.Args[0]
 17550  			if x3.Op != OpARM64MOVBUloadidx {
 17551  				continue
 17552  			}
 17553  			_ = x3.Args[2]
 17554  			if ptr != x3.Args[0] {
 17555  				continue
 17556  			}
 17557  			x3_1 := x3.Args[1]
 17558  			if x3_1.Op != OpARM64ADDconst || auxIntToInt64(x3_1.AuxInt) != 3 || idx != x3_1.Args[0] || mem != x3.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3) != nil && clobber(x0, x1, x2, x3, y0, y1, y2, y3, o0, o1, s0)) {
 17559  				continue
 17560  			}
 17561  			b = mergePoint(b, x0, x1, x2, x3)
 17562  			v0 := b.NewValue0(v.Pos, OpARM64REVW, t)
 17563  			v.copyOf(v0)
 17564  			v1 := b.NewValue0(v.Pos, OpARM64MOVWUloadidx, t)
 17565  			v1.AddArg3(ptr, idx, mem)
 17566  			v0.AddArg(v1)
 17567  			return true
 17568  		}
 17569  		break
 17570  	}
 17571  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUload [i0] {s} p mem))) y1:(MOVDnop x1:(MOVBUload [i1] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i3] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [i4] {s} p mem))) y5:(MOVDnop x5:(MOVBUload [i5] {s} p mem))) y6:(MOVDnop x6:(MOVBUload [i6] {s} p mem))) y7:(MOVDnop x7:(MOVBUload [i7] {s} p mem)))
 17572  	// cond: i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 17573  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (REV <t> (MOVDload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem))
 17574  	for {
 17575  		t := v.Type
 17576  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17577  			o0 := v_0
 17578  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17579  				continue
 17580  			}
 17581  			_ = o0.Args[1]
 17582  			o1 := o0.Args[0]
 17583  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17584  				continue
 17585  			}
 17586  			_ = o1.Args[1]
 17587  			o2 := o1.Args[0]
 17588  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 17589  				continue
 17590  			}
 17591  			_ = o2.Args[1]
 17592  			o3 := o2.Args[0]
 17593  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 17594  				continue
 17595  			}
 17596  			_ = o3.Args[1]
 17597  			o4 := o3.Args[0]
 17598  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 17599  				continue
 17600  			}
 17601  			_ = o4.Args[1]
 17602  			o5 := o4.Args[0]
 17603  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 17604  				continue
 17605  			}
 17606  			_ = o5.Args[1]
 17607  			s0 := o5.Args[0]
 17608  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 17609  				continue
 17610  			}
 17611  			y0 := s0.Args[0]
 17612  			if y0.Op != OpARM64MOVDnop {
 17613  				continue
 17614  			}
 17615  			x0 := y0.Args[0]
 17616  			if x0.Op != OpARM64MOVBUload {
 17617  				continue
 17618  			}
 17619  			i0 := auxIntToInt32(x0.AuxInt)
 17620  			s := auxToSym(x0.Aux)
 17621  			mem := x0.Args[1]
 17622  			p := x0.Args[0]
 17623  			y1 := o5.Args[1]
 17624  			if y1.Op != OpARM64MOVDnop {
 17625  				continue
 17626  			}
 17627  			x1 := y1.Args[0]
 17628  			if x1.Op != OpARM64MOVBUload {
 17629  				continue
 17630  			}
 17631  			i1 := auxIntToInt32(x1.AuxInt)
 17632  			if auxToSym(x1.Aux) != s {
 17633  				continue
 17634  			}
 17635  			_ = x1.Args[1]
 17636  			if p != x1.Args[0] || mem != x1.Args[1] {
 17637  				continue
 17638  			}
 17639  			y2 := o4.Args[1]
 17640  			if y2.Op != OpARM64MOVDnop {
 17641  				continue
 17642  			}
 17643  			x2 := y2.Args[0]
 17644  			if x2.Op != OpARM64MOVBUload {
 17645  				continue
 17646  			}
 17647  			i2 := auxIntToInt32(x2.AuxInt)
 17648  			if auxToSym(x2.Aux) != s {
 17649  				continue
 17650  			}
 17651  			_ = x2.Args[1]
 17652  			if p != x2.Args[0] || mem != x2.Args[1] {
 17653  				continue
 17654  			}
 17655  			y3 := o3.Args[1]
 17656  			if y3.Op != OpARM64MOVDnop {
 17657  				continue
 17658  			}
 17659  			x3 := y3.Args[0]
 17660  			if x3.Op != OpARM64MOVBUload {
 17661  				continue
 17662  			}
 17663  			i3 := auxIntToInt32(x3.AuxInt)
 17664  			if auxToSym(x3.Aux) != s {
 17665  				continue
 17666  			}
 17667  			_ = x3.Args[1]
 17668  			if p != x3.Args[0] || mem != x3.Args[1] {
 17669  				continue
 17670  			}
 17671  			y4 := o2.Args[1]
 17672  			if y4.Op != OpARM64MOVDnop {
 17673  				continue
 17674  			}
 17675  			x4 := y4.Args[0]
 17676  			if x4.Op != OpARM64MOVBUload {
 17677  				continue
 17678  			}
 17679  			i4 := auxIntToInt32(x4.AuxInt)
 17680  			if auxToSym(x4.Aux) != s {
 17681  				continue
 17682  			}
 17683  			_ = x4.Args[1]
 17684  			if p != x4.Args[0] || mem != x4.Args[1] {
 17685  				continue
 17686  			}
 17687  			y5 := o1.Args[1]
 17688  			if y5.Op != OpARM64MOVDnop {
 17689  				continue
 17690  			}
 17691  			x5 := y5.Args[0]
 17692  			if x5.Op != OpARM64MOVBUload {
 17693  				continue
 17694  			}
 17695  			i5 := auxIntToInt32(x5.AuxInt)
 17696  			if auxToSym(x5.Aux) != s {
 17697  				continue
 17698  			}
 17699  			_ = x5.Args[1]
 17700  			if p != x5.Args[0] || mem != x5.Args[1] {
 17701  				continue
 17702  			}
 17703  			y6 := o0.Args[1]
 17704  			if y6.Op != OpARM64MOVDnop {
 17705  				continue
 17706  			}
 17707  			x6 := y6.Args[0]
 17708  			if x6.Op != OpARM64MOVBUload {
 17709  				continue
 17710  			}
 17711  			i6 := auxIntToInt32(x6.AuxInt)
 17712  			if auxToSym(x6.Aux) != s {
 17713  				continue
 17714  			}
 17715  			_ = x6.Args[1]
 17716  			if p != x6.Args[0] || mem != x6.Args[1] {
 17717  				continue
 17718  			}
 17719  			y7 := v_1
 17720  			if y7.Op != OpARM64MOVDnop {
 17721  				continue
 17722  			}
 17723  			x7 := y7.Args[0]
 17724  			if x7.Op != OpARM64MOVBUload {
 17725  				continue
 17726  			}
 17727  			i7 := auxIntToInt32(x7.AuxInt)
 17728  			if auxToSym(x7.Aux) != s {
 17729  				continue
 17730  			}
 17731  			_ = x7.Args[1]
 17732  			if p != x7.Args[0] || mem != x7.Args[1] || !(i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 17733  				continue
 17734  			}
 17735  			b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 17736  			v0 := b.NewValue0(x7.Pos, OpARM64REV, t)
 17737  			v.copyOf(v0)
 17738  			v1 := b.NewValue0(x7.Pos, OpARM64MOVDload, t)
 17739  			v1.Aux = symToAux(s)
 17740  			v2 := b.NewValue0(x7.Pos, OpOffPtr, p.Type)
 17741  			v2.AuxInt = int64ToAuxInt(int64(i0))
 17742  			v2.AddArg(p)
 17743  			v1.AddArg2(v2, mem)
 17744  			v0.AddArg(v1)
 17745  			return true
 17746  		}
 17747  		break
 17748  	}
 17749  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUloadidx ptr0 idx0 mem))) y1:(MOVDnop x1:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [3] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [4] {s} p mem))) y5:(MOVDnop x5:(MOVBUload [5] {s} p mem))) y6:(MOVDnop x6:(MOVBUload [6] {s} p mem))) y7:(MOVDnop x7:(MOVBUload [7] {s} p mem)))
 17750  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 17751  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (REV <t> (MOVDloadidx <t> ptr0 idx0 mem))
 17752  	for {
 17753  		t := v.Type
 17754  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17755  			o0 := v_0
 17756  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17757  				continue
 17758  			}
 17759  			_ = o0.Args[1]
 17760  			o1 := o0.Args[0]
 17761  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17762  				continue
 17763  			}
 17764  			_ = o1.Args[1]
 17765  			o2 := o1.Args[0]
 17766  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 17767  				continue
 17768  			}
 17769  			_ = o2.Args[1]
 17770  			o3 := o2.Args[0]
 17771  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 17772  				continue
 17773  			}
 17774  			_ = o3.Args[1]
 17775  			o4 := o3.Args[0]
 17776  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 17777  				continue
 17778  			}
 17779  			_ = o4.Args[1]
 17780  			o5 := o4.Args[0]
 17781  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 17782  				continue
 17783  			}
 17784  			_ = o5.Args[1]
 17785  			s0 := o5.Args[0]
 17786  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 17787  				continue
 17788  			}
 17789  			y0 := s0.Args[0]
 17790  			if y0.Op != OpARM64MOVDnop {
 17791  				continue
 17792  			}
 17793  			x0 := y0.Args[0]
 17794  			if x0.Op != OpARM64MOVBUloadidx {
 17795  				continue
 17796  			}
 17797  			mem := x0.Args[2]
 17798  			ptr0 := x0.Args[0]
 17799  			idx0 := x0.Args[1]
 17800  			y1 := o5.Args[1]
 17801  			if y1.Op != OpARM64MOVDnop {
 17802  				continue
 17803  			}
 17804  			x1 := y1.Args[0]
 17805  			if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 1 {
 17806  				continue
 17807  			}
 17808  			s := auxToSym(x1.Aux)
 17809  			_ = x1.Args[1]
 17810  			p1 := x1.Args[0]
 17811  			if p1.Op != OpARM64ADD {
 17812  				continue
 17813  			}
 17814  			_ = p1.Args[1]
 17815  			p1_0 := p1.Args[0]
 17816  			p1_1 := p1.Args[1]
 17817  			for _i1 := 0; _i1 <= 1; _i1, p1_0, p1_1 = _i1+1, p1_1, p1_0 {
 17818  				ptr1 := p1_0
 17819  				idx1 := p1_1
 17820  				if mem != x1.Args[1] {
 17821  					continue
 17822  				}
 17823  				y2 := o4.Args[1]
 17824  				if y2.Op != OpARM64MOVDnop {
 17825  					continue
 17826  				}
 17827  				x2 := y2.Args[0]
 17828  				if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 2 || auxToSym(x2.Aux) != s {
 17829  					continue
 17830  				}
 17831  				_ = x2.Args[1]
 17832  				p := x2.Args[0]
 17833  				if mem != x2.Args[1] {
 17834  					continue
 17835  				}
 17836  				y3 := o3.Args[1]
 17837  				if y3.Op != OpARM64MOVDnop {
 17838  					continue
 17839  				}
 17840  				x3 := y3.Args[0]
 17841  				if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 3 || auxToSym(x3.Aux) != s {
 17842  					continue
 17843  				}
 17844  				_ = x3.Args[1]
 17845  				if p != x3.Args[0] || mem != x3.Args[1] {
 17846  					continue
 17847  				}
 17848  				y4 := o2.Args[1]
 17849  				if y4.Op != OpARM64MOVDnop {
 17850  					continue
 17851  				}
 17852  				x4 := y4.Args[0]
 17853  				if x4.Op != OpARM64MOVBUload || auxIntToInt32(x4.AuxInt) != 4 || auxToSym(x4.Aux) != s {
 17854  					continue
 17855  				}
 17856  				_ = x4.Args[1]
 17857  				if p != x4.Args[0] || mem != x4.Args[1] {
 17858  					continue
 17859  				}
 17860  				y5 := o1.Args[1]
 17861  				if y5.Op != OpARM64MOVDnop {
 17862  					continue
 17863  				}
 17864  				x5 := y5.Args[0]
 17865  				if x5.Op != OpARM64MOVBUload || auxIntToInt32(x5.AuxInt) != 5 || auxToSym(x5.Aux) != s {
 17866  					continue
 17867  				}
 17868  				_ = x5.Args[1]
 17869  				if p != x5.Args[0] || mem != x5.Args[1] {
 17870  					continue
 17871  				}
 17872  				y6 := o0.Args[1]
 17873  				if y6.Op != OpARM64MOVDnop {
 17874  					continue
 17875  				}
 17876  				x6 := y6.Args[0]
 17877  				if x6.Op != OpARM64MOVBUload || auxIntToInt32(x6.AuxInt) != 6 || auxToSym(x6.Aux) != s {
 17878  					continue
 17879  				}
 17880  				_ = x6.Args[1]
 17881  				if p != x6.Args[0] || mem != x6.Args[1] {
 17882  					continue
 17883  				}
 17884  				y7 := v_1
 17885  				if y7.Op != OpARM64MOVDnop {
 17886  					continue
 17887  				}
 17888  				x7 := y7.Args[0]
 17889  				if x7.Op != OpARM64MOVBUload || auxIntToInt32(x7.AuxInt) != 7 || auxToSym(x7.Aux) != s {
 17890  					continue
 17891  				}
 17892  				_ = x7.Args[1]
 17893  				if p != x7.Args[0] || mem != x7.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 17894  					continue
 17895  				}
 17896  				b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 17897  				v0 := b.NewValue0(x7.Pos, OpARM64REV, t)
 17898  				v.copyOf(v0)
 17899  				v1 := b.NewValue0(x7.Pos, OpARM64MOVDloadidx, t)
 17900  				v1.AddArg3(ptr0, idx0, mem)
 17901  				v0.AddArg(v1)
 17902  				return true
 17903  			}
 17904  		}
 17905  		break
 17906  	}
 17907  	// match: (OR <t> o0:(ORshiftLL [8] o1:(ORshiftLL [16] o2:(ORshiftLL [24] o3:(ORshiftLL [32] o4:(ORshiftLL [40] o5:(ORshiftLL [48] s0:(SLLconst [56] y0:(MOVDnop x0:(MOVBUloadidx ptr idx mem))) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr (ADDconst [3] idx) mem))) y4:(MOVDnop x4:(MOVBUloadidx ptr (ADDconst [4] idx) mem))) y5:(MOVDnop x5:(MOVBUloadidx ptr (ADDconst [5] idx) mem))) y6:(MOVDnop x6:(MOVBUloadidx ptr (ADDconst [6] idx) mem))) y7:(MOVDnop x7:(MOVBUloadidx ptr (ADDconst [7] idx) mem)))
 17908  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)
 17909  	// result: @mergePoint(b,x0,x1,x2,x3,x4,x5,x6,x7) (REV <t> (MOVDloadidx <t> ptr idx mem))
 17910  	for {
 17911  		t := v.Type
 17912  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 17913  			o0 := v_0
 17914  			if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 8 {
 17915  				continue
 17916  			}
 17917  			_ = o0.Args[1]
 17918  			o1 := o0.Args[0]
 17919  			if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 16 {
 17920  				continue
 17921  			}
 17922  			_ = o1.Args[1]
 17923  			o2 := o1.Args[0]
 17924  			if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 24 {
 17925  				continue
 17926  			}
 17927  			_ = o2.Args[1]
 17928  			o3 := o2.Args[0]
 17929  			if o3.Op != OpARM64ORshiftLL || auxIntToInt64(o3.AuxInt) != 32 {
 17930  				continue
 17931  			}
 17932  			_ = o3.Args[1]
 17933  			o4 := o3.Args[0]
 17934  			if o4.Op != OpARM64ORshiftLL || auxIntToInt64(o4.AuxInt) != 40 {
 17935  				continue
 17936  			}
 17937  			_ = o4.Args[1]
 17938  			o5 := o4.Args[0]
 17939  			if o5.Op != OpARM64ORshiftLL || auxIntToInt64(o5.AuxInt) != 48 {
 17940  				continue
 17941  			}
 17942  			_ = o5.Args[1]
 17943  			s0 := o5.Args[0]
 17944  			if s0.Op != OpARM64SLLconst || auxIntToInt64(s0.AuxInt) != 56 {
 17945  				continue
 17946  			}
 17947  			y0 := s0.Args[0]
 17948  			if y0.Op != OpARM64MOVDnop {
 17949  				continue
 17950  			}
 17951  			x0 := y0.Args[0]
 17952  			if x0.Op != OpARM64MOVBUloadidx {
 17953  				continue
 17954  			}
 17955  			mem := x0.Args[2]
 17956  			ptr := x0.Args[0]
 17957  			idx := x0.Args[1]
 17958  			y1 := o5.Args[1]
 17959  			if y1.Op != OpARM64MOVDnop {
 17960  				continue
 17961  			}
 17962  			x1 := y1.Args[0]
 17963  			if x1.Op != OpARM64MOVBUloadidx {
 17964  				continue
 17965  			}
 17966  			_ = x1.Args[2]
 17967  			if ptr != x1.Args[0] {
 17968  				continue
 17969  			}
 17970  			x1_1 := x1.Args[1]
 17971  			if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 1 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 17972  				continue
 17973  			}
 17974  			y2 := o4.Args[1]
 17975  			if y2.Op != OpARM64MOVDnop {
 17976  				continue
 17977  			}
 17978  			x2 := y2.Args[0]
 17979  			if x2.Op != OpARM64MOVBUloadidx {
 17980  				continue
 17981  			}
 17982  			_ = x2.Args[2]
 17983  			if ptr != x2.Args[0] {
 17984  				continue
 17985  			}
 17986  			x2_1 := x2.Args[1]
 17987  			if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 2 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 17988  				continue
 17989  			}
 17990  			y3 := o3.Args[1]
 17991  			if y3.Op != OpARM64MOVDnop {
 17992  				continue
 17993  			}
 17994  			x3 := y3.Args[0]
 17995  			if x3.Op != OpARM64MOVBUloadidx {
 17996  				continue
 17997  			}
 17998  			_ = x3.Args[2]
 17999  			if ptr != x3.Args[0] {
 18000  				continue
 18001  			}
 18002  			x3_1 := x3.Args[1]
 18003  			if x3_1.Op != OpARM64ADDconst || auxIntToInt64(x3_1.AuxInt) != 3 || idx != x3_1.Args[0] || mem != x3.Args[2] {
 18004  				continue
 18005  			}
 18006  			y4 := o2.Args[1]
 18007  			if y4.Op != OpARM64MOVDnop {
 18008  				continue
 18009  			}
 18010  			x4 := y4.Args[0]
 18011  			if x4.Op != OpARM64MOVBUloadidx {
 18012  				continue
 18013  			}
 18014  			_ = x4.Args[2]
 18015  			if ptr != x4.Args[0] {
 18016  				continue
 18017  			}
 18018  			x4_1 := x4.Args[1]
 18019  			if x4_1.Op != OpARM64ADDconst || auxIntToInt64(x4_1.AuxInt) != 4 || idx != x4_1.Args[0] || mem != x4.Args[2] {
 18020  				continue
 18021  			}
 18022  			y5 := o1.Args[1]
 18023  			if y5.Op != OpARM64MOVDnop {
 18024  				continue
 18025  			}
 18026  			x5 := y5.Args[0]
 18027  			if x5.Op != OpARM64MOVBUloadidx {
 18028  				continue
 18029  			}
 18030  			_ = x5.Args[2]
 18031  			if ptr != x5.Args[0] {
 18032  				continue
 18033  			}
 18034  			x5_1 := x5.Args[1]
 18035  			if x5_1.Op != OpARM64ADDconst || auxIntToInt64(x5_1.AuxInt) != 5 || idx != x5_1.Args[0] || mem != x5.Args[2] {
 18036  				continue
 18037  			}
 18038  			y6 := o0.Args[1]
 18039  			if y6.Op != OpARM64MOVDnop {
 18040  				continue
 18041  			}
 18042  			x6 := y6.Args[0]
 18043  			if x6.Op != OpARM64MOVBUloadidx {
 18044  				continue
 18045  			}
 18046  			_ = x6.Args[2]
 18047  			if ptr != x6.Args[0] {
 18048  				continue
 18049  			}
 18050  			x6_1 := x6.Args[1]
 18051  			if x6_1.Op != OpARM64ADDconst || auxIntToInt64(x6_1.AuxInt) != 6 || idx != x6_1.Args[0] || mem != x6.Args[2] {
 18052  				continue
 18053  			}
 18054  			y7 := v_1
 18055  			if y7.Op != OpARM64MOVDnop {
 18056  				continue
 18057  			}
 18058  			x7 := y7.Args[0]
 18059  			if x7.Op != OpARM64MOVBUloadidx {
 18060  				continue
 18061  			}
 18062  			_ = x7.Args[2]
 18063  			if ptr != x7.Args[0] {
 18064  				continue
 18065  			}
 18066  			x7_1 := x7.Args[1]
 18067  			if x7_1.Op != OpARM64ADDconst || auxIntToInt64(x7_1.AuxInt) != 7 || idx != x7_1.Args[0] || mem != x7.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && x7.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && y5.Uses == 1 && y6.Uses == 1 && y7.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && o3.Uses == 1 && o4.Uses == 1 && o5.Uses == 1 && s0.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7) != nil && clobber(x0, x1, x2, x3, x4, x5, x6, x7, y0, y1, y2, y3, y4, y5, y6, y7, o0, o1, o2, o3, o4, o5, s0)) {
 18068  				continue
 18069  			}
 18070  			b = mergePoint(b, x0, x1, x2, x3, x4, x5, x6, x7)
 18071  			v0 := b.NewValue0(v.Pos, OpARM64REV, t)
 18072  			v.copyOf(v0)
 18073  			v1 := b.NewValue0(v.Pos, OpARM64MOVDloadidx, t)
 18074  			v1.AddArg3(ptr, idx, mem)
 18075  			v0.AddArg(v1)
 18076  			return true
 18077  		}
 18078  		break
 18079  	}
 18080  	return false
 18081  }
 18082  func rewriteValueARM64_OpARM64ORN(v *Value) bool {
 18083  	v_1 := v.Args[1]
 18084  	v_0 := v.Args[0]
 18085  	// match: (ORN x (MOVDconst [c]))
 18086  	// result: (ORconst [^c] x)
 18087  	for {
 18088  		x := v_0
 18089  		if v_1.Op != OpARM64MOVDconst {
 18090  			break
 18091  		}
 18092  		c := auxIntToInt64(v_1.AuxInt)
 18093  		v.reset(OpARM64ORconst)
 18094  		v.AuxInt = int64ToAuxInt(^c)
 18095  		v.AddArg(x)
 18096  		return true
 18097  	}
 18098  	// match: (ORN x x)
 18099  	// result: (MOVDconst [-1])
 18100  	for {
 18101  		x := v_0
 18102  		if x != v_1 {
 18103  			break
 18104  		}
 18105  		v.reset(OpARM64MOVDconst)
 18106  		v.AuxInt = int64ToAuxInt(-1)
 18107  		return true
 18108  	}
 18109  	// match: (ORN x0 x1:(SLLconst [c] y))
 18110  	// cond: clobberIfDead(x1)
 18111  	// result: (ORNshiftLL x0 y [c])
 18112  	for {
 18113  		x0 := v_0
 18114  		x1 := v_1
 18115  		if x1.Op != OpARM64SLLconst {
 18116  			break
 18117  		}
 18118  		c := auxIntToInt64(x1.AuxInt)
 18119  		y := x1.Args[0]
 18120  		if !(clobberIfDead(x1)) {
 18121  			break
 18122  		}
 18123  		v.reset(OpARM64ORNshiftLL)
 18124  		v.AuxInt = int64ToAuxInt(c)
 18125  		v.AddArg2(x0, y)
 18126  		return true
 18127  	}
 18128  	// match: (ORN x0 x1:(SRLconst [c] y))
 18129  	// cond: clobberIfDead(x1)
 18130  	// result: (ORNshiftRL x0 y [c])
 18131  	for {
 18132  		x0 := v_0
 18133  		x1 := v_1
 18134  		if x1.Op != OpARM64SRLconst {
 18135  			break
 18136  		}
 18137  		c := auxIntToInt64(x1.AuxInt)
 18138  		y := x1.Args[0]
 18139  		if !(clobberIfDead(x1)) {
 18140  			break
 18141  		}
 18142  		v.reset(OpARM64ORNshiftRL)
 18143  		v.AuxInt = int64ToAuxInt(c)
 18144  		v.AddArg2(x0, y)
 18145  		return true
 18146  	}
 18147  	// match: (ORN x0 x1:(SRAconst [c] y))
 18148  	// cond: clobberIfDead(x1)
 18149  	// result: (ORNshiftRA x0 y [c])
 18150  	for {
 18151  		x0 := v_0
 18152  		x1 := v_1
 18153  		if x1.Op != OpARM64SRAconst {
 18154  			break
 18155  		}
 18156  		c := auxIntToInt64(x1.AuxInt)
 18157  		y := x1.Args[0]
 18158  		if !(clobberIfDead(x1)) {
 18159  			break
 18160  		}
 18161  		v.reset(OpARM64ORNshiftRA)
 18162  		v.AuxInt = int64ToAuxInt(c)
 18163  		v.AddArg2(x0, y)
 18164  		return true
 18165  	}
 18166  	// match: (ORN x0 x1:(RORconst [c] y))
 18167  	// cond: clobberIfDead(x1)
 18168  	// result: (ORNshiftRO x0 y [c])
 18169  	for {
 18170  		x0 := v_0
 18171  		x1 := v_1
 18172  		if x1.Op != OpARM64RORconst {
 18173  			break
 18174  		}
 18175  		c := auxIntToInt64(x1.AuxInt)
 18176  		y := x1.Args[0]
 18177  		if !(clobberIfDead(x1)) {
 18178  			break
 18179  		}
 18180  		v.reset(OpARM64ORNshiftRO)
 18181  		v.AuxInt = int64ToAuxInt(c)
 18182  		v.AddArg2(x0, y)
 18183  		return true
 18184  	}
 18185  	return false
 18186  }
 18187  func rewriteValueARM64_OpARM64ORNshiftLL(v *Value) bool {
 18188  	v_1 := v.Args[1]
 18189  	v_0 := v.Args[0]
 18190  	// match: (ORNshiftLL x (MOVDconst [c]) [d])
 18191  	// result: (ORconst x [^int64(uint64(c)<<uint64(d))])
 18192  	for {
 18193  		d := auxIntToInt64(v.AuxInt)
 18194  		x := v_0
 18195  		if v_1.Op != OpARM64MOVDconst {
 18196  			break
 18197  		}
 18198  		c := auxIntToInt64(v_1.AuxInt)
 18199  		v.reset(OpARM64ORconst)
 18200  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) << uint64(d)))
 18201  		v.AddArg(x)
 18202  		return true
 18203  	}
 18204  	// match: (ORNshiftLL (SLLconst x [c]) x [c])
 18205  	// result: (MOVDconst [-1])
 18206  	for {
 18207  		c := auxIntToInt64(v.AuxInt)
 18208  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
 18209  			break
 18210  		}
 18211  		x := v_0.Args[0]
 18212  		if x != v_1 {
 18213  			break
 18214  		}
 18215  		v.reset(OpARM64MOVDconst)
 18216  		v.AuxInt = int64ToAuxInt(-1)
 18217  		return true
 18218  	}
 18219  	return false
 18220  }
 18221  func rewriteValueARM64_OpARM64ORNshiftRA(v *Value) bool {
 18222  	v_1 := v.Args[1]
 18223  	v_0 := v.Args[0]
 18224  	// match: (ORNshiftRA x (MOVDconst [c]) [d])
 18225  	// result: (ORconst x [^(c>>uint64(d))])
 18226  	for {
 18227  		d := auxIntToInt64(v.AuxInt)
 18228  		x := v_0
 18229  		if v_1.Op != OpARM64MOVDconst {
 18230  			break
 18231  		}
 18232  		c := auxIntToInt64(v_1.AuxInt)
 18233  		v.reset(OpARM64ORconst)
 18234  		v.AuxInt = int64ToAuxInt(^(c >> uint64(d)))
 18235  		v.AddArg(x)
 18236  		return true
 18237  	}
 18238  	// match: (ORNshiftRA (SRAconst x [c]) x [c])
 18239  	// result: (MOVDconst [-1])
 18240  	for {
 18241  		c := auxIntToInt64(v.AuxInt)
 18242  		if v_0.Op != OpARM64SRAconst || auxIntToInt64(v_0.AuxInt) != c {
 18243  			break
 18244  		}
 18245  		x := v_0.Args[0]
 18246  		if x != v_1 {
 18247  			break
 18248  		}
 18249  		v.reset(OpARM64MOVDconst)
 18250  		v.AuxInt = int64ToAuxInt(-1)
 18251  		return true
 18252  	}
 18253  	return false
 18254  }
 18255  func rewriteValueARM64_OpARM64ORNshiftRL(v *Value) bool {
 18256  	v_1 := v.Args[1]
 18257  	v_0 := v.Args[0]
 18258  	// match: (ORNshiftRL x (MOVDconst [c]) [d])
 18259  	// result: (ORconst x [^int64(uint64(c)>>uint64(d))])
 18260  	for {
 18261  		d := auxIntToInt64(v.AuxInt)
 18262  		x := v_0
 18263  		if v_1.Op != OpARM64MOVDconst {
 18264  			break
 18265  		}
 18266  		c := auxIntToInt64(v_1.AuxInt)
 18267  		v.reset(OpARM64ORconst)
 18268  		v.AuxInt = int64ToAuxInt(^int64(uint64(c) >> uint64(d)))
 18269  		v.AddArg(x)
 18270  		return true
 18271  	}
 18272  	// match: (ORNshiftRL (SRLconst x [c]) x [c])
 18273  	// result: (MOVDconst [-1])
 18274  	for {
 18275  		c := auxIntToInt64(v.AuxInt)
 18276  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
 18277  			break
 18278  		}
 18279  		x := v_0.Args[0]
 18280  		if x != v_1 {
 18281  			break
 18282  		}
 18283  		v.reset(OpARM64MOVDconst)
 18284  		v.AuxInt = int64ToAuxInt(-1)
 18285  		return true
 18286  	}
 18287  	return false
 18288  }
 18289  func rewriteValueARM64_OpARM64ORNshiftRO(v *Value) bool {
 18290  	v_1 := v.Args[1]
 18291  	v_0 := v.Args[0]
 18292  	// match: (ORNshiftRO x (MOVDconst [c]) [d])
 18293  	// result: (ORconst x [^rotateRight64(c, d)])
 18294  	for {
 18295  		d := auxIntToInt64(v.AuxInt)
 18296  		x := v_0
 18297  		if v_1.Op != OpARM64MOVDconst {
 18298  			break
 18299  		}
 18300  		c := auxIntToInt64(v_1.AuxInt)
 18301  		v.reset(OpARM64ORconst)
 18302  		v.AuxInt = int64ToAuxInt(^rotateRight64(c, d))
 18303  		v.AddArg(x)
 18304  		return true
 18305  	}
 18306  	// match: (ORNshiftRO (RORconst x [c]) x [c])
 18307  	// result: (MOVDconst [-1])
 18308  	for {
 18309  		c := auxIntToInt64(v.AuxInt)
 18310  		if v_0.Op != OpARM64RORconst || auxIntToInt64(v_0.AuxInt) != c {
 18311  			break
 18312  		}
 18313  		x := v_0.Args[0]
 18314  		if x != v_1 {
 18315  			break
 18316  		}
 18317  		v.reset(OpARM64MOVDconst)
 18318  		v.AuxInt = int64ToAuxInt(-1)
 18319  		return true
 18320  	}
 18321  	return false
 18322  }
 18323  func rewriteValueARM64_OpARM64ORconst(v *Value) bool {
 18324  	v_0 := v.Args[0]
 18325  	// match: (ORconst [0] x)
 18326  	// result: x
 18327  	for {
 18328  		if auxIntToInt64(v.AuxInt) != 0 {
 18329  			break
 18330  		}
 18331  		x := v_0
 18332  		v.copyOf(x)
 18333  		return true
 18334  	}
 18335  	// match: (ORconst [-1] _)
 18336  	// result: (MOVDconst [-1])
 18337  	for {
 18338  		if auxIntToInt64(v.AuxInt) != -1 {
 18339  			break
 18340  		}
 18341  		v.reset(OpARM64MOVDconst)
 18342  		v.AuxInt = int64ToAuxInt(-1)
 18343  		return true
 18344  	}
 18345  	// match: (ORconst [c] (MOVDconst [d]))
 18346  	// result: (MOVDconst [c|d])
 18347  	for {
 18348  		c := auxIntToInt64(v.AuxInt)
 18349  		if v_0.Op != OpARM64MOVDconst {
 18350  			break
 18351  		}
 18352  		d := auxIntToInt64(v_0.AuxInt)
 18353  		v.reset(OpARM64MOVDconst)
 18354  		v.AuxInt = int64ToAuxInt(c | d)
 18355  		return true
 18356  	}
 18357  	// match: (ORconst [c] (ORconst [d] x))
 18358  	// result: (ORconst [c|d] x)
 18359  	for {
 18360  		c := auxIntToInt64(v.AuxInt)
 18361  		if v_0.Op != OpARM64ORconst {
 18362  			break
 18363  		}
 18364  		d := auxIntToInt64(v_0.AuxInt)
 18365  		x := v_0.Args[0]
 18366  		v.reset(OpARM64ORconst)
 18367  		v.AuxInt = int64ToAuxInt(c | d)
 18368  		v.AddArg(x)
 18369  		return true
 18370  	}
 18371  	// match: (ORconst [c1] (ANDconst [c2] x))
 18372  	// cond: c2|c1 == ^0
 18373  	// result: (ORconst [c1] x)
 18374  	for {
 18375  		c1 := auxIntToInt64(v.AuxInt)
 18376  		if v_0.Op != OpARM64ANDconst {
 18377  			break
 18378  		}
 18379  		c2 := auxIntToInt64(v_0.AuxInt)
 18380  		x := v_0.Args[0]
 18381  		if !(c2|c1 == ^0) {
 18382  			break
 18383  		}
 18384  		v.reset(OpARM64ORconst)
 18385  		v.AuxInt = int64ToAuxInt(c1)
 18386  		v.AddArg(x)
 18387  		return true
 18388  	}
 18389  	return false
 18390  }
 18391  func rewriteValueARM64_OpARM64ORshiftLL(v *Value) bool {
 18392  	v_1 := v.Args[1]
 18393  	v_0 := v.Args[0]
 18394  	b := v.Block
 18395  	typ := &b.Func.Config.Types
 18396  	// match: (ORshiftLL (MOVDconst [c]) x [d])
 18397  	// result: (ORconst [c] (SLLconst <x.Type> x [d]))
 18398  	for {
 18399  		d := auxIntToInt64(v.AuxInt)
 18400  		if v_0.Op != OpARM64MOVDconst {
 18401  			break
 18402  		}
 18403  		c := auxIntToInt64(v_0.AuxInt)
 18404  		x := v_1
 18405  		v.reset(OpARM64ORconst)
 18406  		v.AuxInt = int64ToAuxInt(c)
 18407  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
 18408  		v0.AuxInt = int64ToAuxInt(d)
 18409  		v0.AddArg(x)
 18410  		v.AddArg(v0)
 18411  		return true
 18412  	}
 18413  	// match: (ORshiftLL x (MOVDconst [c]) [d])
 18414  	// result: (ORconst x [int64(uint64(c)<<uint64(d))])
 18415  	for {
 18416  		d := auxIntToInt64(v.AuxInt)
 18417  		x := v_0
 18418  		if v_1.Op != OpARM64MOVDconst {
 18419  			break
 18420  		}
 18421  		c := auxIntToInt64(v_1.AuxInt)
 18422  		v.reset(OpARM64ORconst)
 18423  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
 18424  		v.AddArg(x)
 18425  		return true
 18426  	}
 18427  	// match: (ORshiftLL y:(SLLconst x [c]) x [c])
 18428  	// result: y
 18429  	for {
 18430  		c := auxIntToInt64(v.AuxInt)
 18431  		y := v_0
 18432  		if y.Op != OpARM64SLLconst || auxIntToInt64(y.AuxInt) != c {
 18433  			break
 18434  		}
 18435  		x := y.Args[0]
 18436  		if x != v_1 {
 18437  			break
 18438  		}
 18439  		v.copyOf(y)
 18440  		return true
 18441  	}
 18442  	// match: ( ORshiftLL [c] (SRLconst x [64-c]) x)
 18443  	// result: (RORconst [64-c] x)
 18444  	for {
 18445  		c := auxIntToInt64(v.AuxInt)
 18446  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 18447  			break
 18448  		}
 18449  		x := v_0.Args[0]
 18450  		if x != v_1 {
 18451  			break
 18452  		}
 18453  		v.reset(OpARM64RORconst)
 18454  		v.AuxInt = int64ToAuxInt(64 - c)
 18455  		v.AddArg(x)
 18456  		return true
 18457  	}
 18458  	// match: ( ORshiftLL <t> [c] (UBFX [bfc] x) x)
 18459  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
 18460  	// result: (RORWconst [32-c] x)
 18461  	for {
 18462  		t := v.Type
 18463  		c := auxIntToInt64(v.AuxInt)
 18464  		if v_0.Op != OpARM64UBFX {
 18465  			break
 18466  		}
 18467  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 18468  		x := v_0.Args[0]
 18469  		if x != v_1 || !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
 18470  			break
 18471  		}
 18472  		v.reset(OpARM64RORWconst)
 18473  		v.AuxInt = int64ToAuxInt(32 - c)
 18474  		v.AddArg(x)
 18475  		return true
 18476  	}
 18477  	// match: (ORshiftLL <typ.UInt16> [8] (UBFX <typ.UInt16> [armBFAuxInt(8, 8)] x) x)
 18478  	// result: (REV16W x)
 18479  	for {
 18480  		if v.Type != typ.UInt16 || auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || v_0.Type != typ.UInt16 || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 8) {
 18481  			break
 18482  		}
 18483  		x := v_0.Args[0]
 18484  		if x != v_1 {
 18485  			break
 18486  		}
 18487  		v.reset(OpARM64REV16W)
 18488  		v.AddArg(x)
 18489  		return true
 18490  	}
 18491  	// match: (ORshiftLL [8] (UBFX [armBFAuxInt(8, 24)] (ANDconst [c1] x)) (ANDconst [c2] x))
 18492  	// cond: uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff
 18493  	// result: (REV16W x)
 18494  	for {
 18495  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 24) {
 18496  			break
 18497  		}
 18498  		v_0_0 := v_0.Args[0]
 18499  		if v_0_0.Op != OpARM64ANDconst {
 18500  			break
 18501  		}
 18502  		c1 := auxIntToInt64(v_0_0.AuxInt)
 18503  		x := v_0_0.Args[0]
 18504  		if v_1.Op != OpARM64ANDconst {
 18505  			break
 18506  		}
 18507  		c2 := auxIntToInt64(v_1.AuxInt)
 18508  		if x != v_1.Args[0] || !(uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff) {
 18509  			break
 18510  		}
 18511  		v.reset(OpARM64REV16W)
 18512  		v.AddArg(x)
 18513  		return true
 18514  	}
 18515  	// match: (ORshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
 18516  	// cond: (uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff)
 18517  	// result: (REV16 x)
 18518  	for {
 18519  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
 18520  			break
 18521  		}
 18522  		v_0_0 := v_0.Args[0]
 18523  		if v_0_0.Op != OpARM64ANDconst {
 18524  			break
 18525  		}
 18526  		c1 := auxIntToInt64(v_0_0.AuxInt)
 18527  		x := v_0_0.Args[0]
 18528  		if v_1.Op != OpARM64ANDconst {
 18529  			break
 18530  		}
 18531  		c2 := auxIntToInt64(v_1.AuxInt)
 18532  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff) {
 18533  			break
 18534  		}
 18535  		v.reset(OpARM64REV16)
 18536  		v.AddArg(x)
 18537  		return true
 18538  	}
 18539  	// match: (ORshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
 18540  	// cond: (uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff)
 18541  	// result: (REV16 (ANDconst <x.Type> [0xffffffff] x))
 18542  	for {
 18543  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
 18544  			break
 18545  		}
 18546  		v_0_0 := v_0.Args[0]
 18547  		if v_0_0.Op != OpARM64ANDconst {
 18548  			break
 18549  		}
 18550  		c1 := auxIntToInt64(v_0_0.AuxInt)
 18551  		x := v_0_0.Args[0]
 18552  		if v_1.Op != OpARM64ANDconst {
 18553  			break
 18554  		}
 18555  		c2 := auxIntToInt64(v_1.AuxInt)
 18556  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff) {
 18557  			break
 18558  		}
 18559  		v.reset(OpARM64REV16)
 18560  		v0 := b.NewValue0(v.Pos, OpARM64ANDconst, x.Type)
 18561  		v0.AuxInt = int64ToAuxInt(0xffffffff)
 18562  		v0.AddArg(x)
 18563  		v.AddArg(v0)
 18564  		return true
 18565  	}
 18566  	// match: ( ORshiftLL [c] (SRLconst x [64-c]) x2)
 18567  	// result: (EXTRconst [64-c] x2 x)
 18568  	for {
 18569  		c := auxIntToInt64(v.AuxInt)
 18570  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 18571  			break
 18572  		}
 18573  		x := v_0.Args[0]
 18574  		x2 := v_1
 18575  		v.reset(OpARM64EXTRconst)
 18576  		v.AuxInt = int64ToAuxInt(64 - c)
 18577  		v.AddArg2(x2, x)
 18578  		return true
 18579  	}
 18580  	// match: ( ORshiftLL <t> [c] (UBFX [bfc] x) x2)
 18581  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
 18582  	// result: (EXTRWconst [32-c] x2 x)
 18583  	for {
 18584  		t := v.Type
 18585  		c := auxIntToInt64(v.AuxInt)
 18586  		if v_0.Op != OpARM64UBFX {
 18587  			break
 18588  		}
 18589  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 18590  		x := v_0.Args[0]
 18591  		x2 := v_1
 18592  		if !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
 18593  			break
 18594  		}
 18595  		v.reset(OpARM64EXTRWconst)
 18596  		v.AuxInt = int64ToAuxInt(32 - c)
 18597  		v.AddArg2(x2, x)
 18598  		return true
 18599  	}
 18600  	// match: (ORshiftLL [sc] (UBFX [bfc] x) (SRLconst [sc] y))
 18601  	// cond: sc == bfc.getARM64BFwidth()
 18602  	// result: (BFXIL [bfc] y x)
 18603  	for {
 18604  		sc := auxIntToInt64(v.AuxInt)
 18605  		if v_0.Op != OpARM64UBFX {
 18606  			break
 18607  		}
 18608  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 18609  		x := v_0.Args[0]
 18610  		if v_1.Op != OpARM64SRLconst || auxIntToInt64(v_1.AuxInt) != sc {
 18611  			break
 18612  		}
 18613  		y := v_1.Args[0]
 18614  		if !(sc == bfc.getARM64BFwidth()) {
 18615  			break
 18616  		}
 18617  		v.reset(OpARM64BFXIL)
 18618  		v.AuxInt = arm64BitFieldToAuxInt(bfc)
 18619  		v.AddArg2(y, x)
 18620  		return true
 18621  	}
 18622  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUload [i0] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [i1] {s} p mem)))
 18623  	// cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, y0, y1)
 18624  	// result: @mergePoint(b,x0,x1) (MOVHUload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem)
 18625  	for {
 18626  		t := v.Type
 18627  		if auxIntToInt64(v.AuxInt) != 8 {
 18628  			break
 18629  		}
 18630  		y0 := v_0
 18631  		if y0.Op != OpARM64MOVDnop {
 18632  			break
 18633  		}
 18634  		x0 := y0.Args[0]
 18635  		if x0.Op != OpARM64MOVBUload {
 18636  			break
 18637  		}
 18638  		i0 := auxIntToInt32(x0.AuxInt)
 18639  		s := auxToSym(x0.Aux)
 18640  		mem := x0.Args[1]
 18641  		p := x0.Args[0]
 18642  		y1 := v_1
 18643  		if y1.Op != OpARM64MOVDnop {
 18644  			break
 18645  		}
 18646  		x1 := y1.Args[0]
 18647  		if x1.Op != OpARM64MOVBUload {
 18648  			break
 18649  		}
 18650  		i1 := auxIntToInt32(x1.AuxInt)
 18651  		if auxToSym(x1.Aux) != s {
 18652  			break
 18653  		}
 18654  		_ = x1.Args[1]
 18655  		if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, y0, y1)) {
 18656  			break
 18657  		}
 18658  		b = mergePoint(b, x0, x1)
 18659  		v0 := b.NewValue0(x1.Pos, OpARM64MOVHUload, t)
 18660  		v.copyOf(v0)
 18661  		v0.Aux = symToAux(s)
 18662  		v1 := b.NewValue0(x1.Pos, OpOffPtr, p.Type)
 18663  		v1.AuxInt = int64ToAuxInt(int64(i0))
 18664  		v1.AddArg(p)
 18665  		v0.AddArg2(v1, mem)
 18666  		return true
 18667  	}
 18668  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUloadidx ptr0 idx0 mem)) y1:(MOVDnop x1:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem)))
 18669  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x0, x1, y0, y1)
 18670  	// result: @mergePoint(b,x0,x1) (MOVHUloadidx <t> ptr0 idx0 mem)
 18671  	for {
 18672  		t := v.Type
 18673  		if auxIntToInt64(v.AuxInt) != 8 {
 18674  			break
 18675  		}
 18676  		y0 := v_0
 18677  		if y0.Op != OpARM64MOVDnop {
 18678  			break
 18679  		}
 18680  		x0 := y0.Args[0]
 18681  		if x0.Op != OpARM64MOVBUloadidx {
 18682  			break
 18683  		}
 18684  		mem := x0.Args[2]
 18685  		ptr0 := x0.Args[0]
 18686  		idx0 := x0.Args[1]
 18687  		y1 := v_1
 18688  		if y1.Op != OpARM64MOVDnop {
 18689  			break
 18690  		}
 18691  		x1 := y1.Args[0]
 18692  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 1 {
 18693  			break
 18694  		}
 18695  		s := auxToSym(x1.Aux)
 18696  		_ = x1.Args[1]
 18697  		p1 := x1.Args[0]
 18698  		if p1.Op != OpARM64ADD {
 18699  			break
 18700  		}
 18701  		_ = p1.Args[1]
 18702  		p1_0 := p1.Args[0]
 18703  		p1_1 := p1.Args[1]
 18704  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 18705  			ptr1 := p1_0
 18706  			idx1 := p1_1
 18707  			if mem != x1.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x0, x1, y0, y1)) {
 18708  				continue
 18709  			}
 18710  			b = mergePoint(b, x0, x1)
 18711  			v0 := b.NewValue0(x1.Pos, OpARM64MOVHUloadidx, t)
 18712  			v.copyOf(v0)
 18713  			v0.AddArg3(ptr0, idx0, mem)
 18714  			return true
 18715  		}
 18716  		break
 18717  	}
 18718  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUloadidx ptr idx mem)) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [1] idx) mem)))
 18719  	// cond: x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, y0, y1)
 18720  	// result: @mergePoint(b,x0,x1) (MOVHUloadidx <t> ptr idx mem)
 18721  	for {
 18722  		t := v.Type
 18723  		if auxIntToInt64(v.AuxInt) != 8 {
 18724  			break
 18725  		}
 18726  		y0 := v_0
 18727  		if y0.Op != OpARM64MOVDnop {
 18728  			break
 18729  		}
 18730  		x0 := y0.Args[0]
 18731  		if x0.Op != OpARM64MOVBUloadidx {
 18732  			break
 18733  		}
 18734  		mem := x0.Args[2]
 18735  		ptr := x0.Args[0]
 18736  		idx := x0.Args[1]
 18737  		y1 := v_1
 18738  		if y1.Op != OpARM64MOVDnop {
 18739  			break
 18740  		}
 18741  		x1 := y1.Args[0]
 18742  		if x1.Op != OpARM64MOVBUloadidx {
 18743  			break
 18744  		}
 18745  		_ = x1.Args[2]
 18746  		if ptr != x1.Args[0] {
 18747  			break
 18748  		}
 18749  		x1_1 := x1.Args[1]
 18750  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 1 || idx != x1_1.Args[0] || mem != x1.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, y0, y1)) {
 18751  			break
 18752  		}
 18753  		b = mergePoint(b, x0, x1)
 18754  		v0 := b.NewValue0(v.Pos, OpARM64MOVHUloadidx, t)
 18755  		v.copyOf(v0)
 18756  		v0.AddArg3(ptr, idx, mem)
 18757  		return true
 18758  	}
 18759  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] x0:(MOVHUload [i0] {s} p mem) y1:(MOVDnop x1:(MOVBUload [i2] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i3] {s} p mem)))
 18760  	// cond: i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && clobber(x0, x1, x2, y1, y2, o0)
 18761  	// result: @mergePoint(b,x0,x1,x2) (MOVWUload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem)
 18762  	for {
 18763  		t := v.Type
 18764  		if auxIntToInt64(v.AuxInt) != 24 {
 18765  			break
 18766  		}
 18767  		o0 := v_0
 18768  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 18769  			break
 18770  		}
 18771  		_ = o0.Args[1]
 18772  		x0 := o0.Args[0]
 18773  		if x0.Op != OpARM64MOVHUload {
 18774  			break
 18775  		}
 18776  		i0 := auxIntToInt32(x0.AuxInt)
 18777  		s := auxToSym(x0.Aux)
 18778  		mem := x0.Args[1]
 18779  		p := x0.Args[0]
 18780  		y1 := o0.Args[1]
 18781  		if y1.Op != OpARM64MOVDnop {
 18782  			break
 18783  		}
 18784  		x1 := y1.Args[0]
 18785  		if x1.Op != OpARM64MOVBUload {
 18786  			break
 18787  		}
 18788  		i2 := auxIntToInt32(x1.AuxInt)
 18789  		if auxToSym(x1.Aux) != s {
 18790  			break
 18791  		}
 18792  		_ = x1.Args[1]
 18793  		if p != x1.Args[0] || mem != x1.Args[1] {
 18794  			break
 18795  		}
 18796  		y2 := v_1
 18797  		if y2.Op != OpARM64MOVDnop {
 18798  			break
 18799  		}
 18800  		x2 := y2.Args[0]
 18801  		if x2.Op != OpARM64MOVBUload {
 18802  			break
 18803  		}
 18804  		i3 := auxIntToInt32(x2.AuxInt)
 18805  		if auxToSym(x2.Aux) != s {
 18806  			break
 18807  		}
 18808  		_ = x2.Args[1]
 18809  		if p != x2.Args[0] || mem != x2.Args[1] || !(i2 == i0+2 && i3 == i0+3 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && clobber(x0, x1, x2, y1, y2, o0)) {
 18810  			break
 18811  		}
 18812  		b = mergePoint(b, x0, x1, x2)
 18813  		v0 := b.NewValue0(x2.Pos, OpARM64MOVWUload, t)
 18814  		v.copyOf(v0)
 18815  		v0.Aux = symToAux(s)
 18816  		v1 := b.NewValue0(x2.Pos, OpOffPtr, p.Type)
 18817  		v1.AuxInt = int64ToAuxInt(int64(i0))
 18818  		v1.AddArg(p)
 18819  		v0.AddArg2(v1, mem)
 18820  		return true
 18821  	}
 18822  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] x0:(MOVHUloadidx ptr0 idx0 mem) y1:(MOVDnop x1:(MOVBUload [2] {s} p1:(ADD ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [3] {s} p mem)))
 18823  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, y1, y2, o0)
 18824  	// result: @mergePoint(b,x0,x1,x2) (MOVWUloadidx <t> ptr0 idx0 mem)
 18825  	for {
 18826  		t := v.Type
 18827  		if auxIntToInt64(v.AuxInt) != 24 {
 18828  			break
 18829  		}
 18830  		o0 := v_0
 18831  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 18832  			break
 18833  		}
 18834  		_ = o0.Args[1]
 18835  		x0 := o0.Args[0]
 18836  		if x0.Op != OpARM64MOVHUloadidx {
 18837  			break
 18838  		}
 18839  		mem := x0.Args[2]
 18840  		ptr0 := x0.Args[0]
 18841  		idx0 := x0.Args[1]
 18842  		y1 := o0.Args[1]
 18843  		if y1.Op != OpARM64MOVDnop {
 18844  			break
 18845  		}
 18846  		x1 := y1.Args[0]
 18847  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 2 {
 18848  			break
 18849  		}
 18850  		s := auxToSym(x1.Aux)
 18851  		_ = x1.Args[1]
 18852  		p1 := x1.Args[0]
 18853  		if p1.Op != OpARM64ADD {
 18854  			break
 18855  		}
 18856  		_ = p1.Args[1]
 18857  		p1_0 := p1.Args[0]
 18858  		p1_1 := p1.Args[1]
 18859  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 18860  			ptr1 := p1_0
 18861  			idx1 := p1_1
 18862  			if mem != x1.Args[1] {
 18863  				continue
 18864  			}
 18865  			y2 := v_1
 18866  			if y2.Op != OpARM64MOVDnop {
 18867  				continue
 18868  			}
 18869  			x2 := y2.Args[0]
 18870  			if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 3 || auxToSym(x2.Aux) != s {
 18871  				continue
 18872  			}
 18873  			_ = x2.Args[1]
 18874  			p := x2.Args[0]
 18875  			if mem != x2.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, y1, y2, o0)) {
 18876  				continue
 18877  			}
 18878  			b = mergePoint(b, x0, x1, x2)
 18879  			v0 := b.NewValue0(x2.Pos, OpARM64MOVWUloadidx, t)
 18880  			v.copyOf(v0)
 18881  			v0.AddArg3(ptr0, idx0, mem)
 18882  			return true
 18883  		}
 18884  		break
 18885  	}
 18886  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] x0:(MOVHUloadidx ptr idx mem) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [3] idx) mem)))
 18887  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && clobber(x0, x1, x2, y1, y2, o0)
 18888  	// result: @mergePoint(b,x0,x1,x2) (MOVWUloadidx <t> ptr idx mem)
 18889  	for {
 18890  		t := v.Type
 18891  		if auxIntToInt64(v.AuxInt) != 24 {
 18892  			break
 18893  		}
 18894  		o0 := v_0
 18895  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 18896  			break
 18897  		}
 18898  		_ = o0.Args[1]
 18899  		x0 := o0.Args[0]
 18900  		if x0.Op != OpARM64MOVHUloadidx {
 18901  			break
 18902  		}
 18903  		mem := x0.Args[2]
 18904  		ptr := x0.Args[0]
 18905  		idx := x0.Args[1]
 18906  		y1 := o0.Args[1]
 18907  		if y1.Op != OpARM64MOVDnop {
 18908  			break
 18909  		}
 18910  		x1 := y1.Args[0]
 18911  		if x1.Op != OpARM64MOVBUloadidx {
 18912  			break
 18913  		}
 18914  		_ = x1.Args[2]
 18915  		if ptr != x1.Args[0] {
 18916  			break
 18917  		}
 18918  		x1_1 := x1.Args[1]
 18919  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 2 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 18920  			break
 18921  		}
 18922  		y2 := v_1
 18923  		if y2.Op != OpARM64MOVDnop {
 18924  			break
 18925  		}
 18926  		x2 := y2.Args[0]
 18927  		if x2.Op != OpARM64MOVBUloadidx {
 18928  			break
 18929  		}
 18930  		_ = x2.Args[2]
 18931  		if ptr != x2.Args[0] {
 18932  			break
 18933  		}
 18934  		x2_1 := x2.Args[1]
 18935  		if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 3 || idx != x2_1.Args[0] || mem != x2.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && clobber(x0, x1, x2, y1, y2, o0)) {
 18936  			break
 18937  		}
 18938  		b = mergePoint(b, x0, x1, x2)
 18939  		v0 := b.NewValue0(v.Pos, OpARM64MOVWUloadidx, t)
 18940  		v.copyOf(v0)
 18941  		v0.AddArg3(ptr, idx, mem)
 18942  		return true
 18943  	}
 18944  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] x0:(MOVHUloadidx2 ptr0 idx0 mem) y1:(MOVDnop x1:(MOVBUload [2] {s} p1:(ADDshiftLL [1] ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [3] {s} p mem)))
 18945  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && isSamePtr(p1, p) && clobber(x0, x1, x2, y1, y2, o0)
 18946  	// result: @mergePoint(b,x0,x1,x2) (MOVWUloadidx <t> ptr0 (SLLconst <idx0.Type> [1] idx0) mem)
 18947  	for {
 18948  		t := v.Type
 18949  		if auxIntToInt64(v.AuxInt) != 24 {
 18950  			break
 18951  		}
 18952  		o0 := v_0
 18953  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 18954  			break
 18955  		}
 18956  		_ = o0.Args[1]
 18957  		x0 := o0.Args[0]
 18958  		if x0.Op != OpARM64MOVHUloadidx2 {
 18959  			break
 18960  		}
 18961  		mem := x0.Args[2]
 18962  		ptr0 := x0.Args[0]
 18963  		idx0 := x0.Args[1]
 18964  		y1 := o0.Args[1]
 18965  		if y1.Op != OpARM64MOVDnop {
 18966  			break
 18967  		}
 18968  		x1 := y1.Args[0]
 18969  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 2 {
 18970  			break
 18971  		}
 18972  		s := auxToSym(x1.Aux)
 18973  		_ = x1.Args[1]
 18974  		p1 := x1.Args[0]
 18975  		if p1.Op != OpARM64ADDshiftLL || auxIntToInt64(p1.AuxInt) != 1 {
 18976  			break
 18977  		}
 18978  		idx1 := p1.Args[1]
 18979  		ptr1 := p1.Args[0]
 18980  		if mem != x1.Args[1] {
 18981  			break
 18982  		}
 18983  		y2 := v_1
 18984  		if y2.Op != OpARM64MOVDnop {
 18985  			break
 18986  		}
 18987  		x2 := y2.Args[0]
 18988  		if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 3 || auxToSym(x2.Aux) != s {
 18989  			break
 18990  		}
 18991  		_ = x2.Args[1]
 18992  		p := x2.Args[0]
 18993  		if mem != x2.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && isSamePtr(p1, p) && clobber(x0, x1, x2, y1, y2, o0)) {
 18994  			break
 18995  		}
 18996  		b = mergePoint(b, x0, x1, x2)
 18997  		v0 := b.NewValue0(x2.Pos, OpARM64MOVWUloadidx, t)
 18998  		v.copyOf(v0)
 18999  		v1 := b.NewValue0(x2.Pos, OpARM64SLLconst, idx0.Type)
 19000  		v1.AuxInt = int64ToAuxInt(1)
 19001  		v1.AddArg(idx0)
 19002  		v0.AddArg3(ptr0, v1, mem)
 19003  		return true
 19004  	}
 19005  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] x0:(MOVWUload [i0] {s} p mem) y1:(MOVDnop x1:(MOVBUload [i4] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i5] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i6] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [i7] {s} p mem)))
 19006  	// cond: i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)
 19007  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (MOVDload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem)
 19008  	for {
 19009  		t := v.Type
 19010  		if auxIntToInt64(v.AuxInt) != 56 {
 19011  			break
 19012  		}
 19013  		o0 := v_0
 19014  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19015  			break
 19016  		}
 19017  		_ = o0.Args[1]
 19018  		o1 := o0.Args[0]
 19019  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19020  			break
 19021  		}
 19022  		_ = o1.Args[1]
 19023  		o2 := o1.Args[0]
 19024  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19025  			break
 19026  		}
 19027  		_ = o2.Args[1]
 19028  		x0 := o2.Args[0]
 19029  		if x0.Op != OpARM64MOVWUload {
 19030  			break
 19031  		}
 19032  		i0 := auxIntToInt32(x0.AuxInt)
 19033  		s := auxToSym(x0.Aux)
 19034  		mem := x0.Args[1]
 19035  		p := x0.Args[0]
 19036  		y1 := o2.Args[1]
 19037  		if y1.Op != OpARM64MOVDnop {
 19038  			break
 19039  		}
 19040  		x1 := y1.Args[0]
 19041  		if x1.Op != OpARM64MOVBUload {
 19042  			break
 19043  		}
 19044  		i4 := auxIntToInt32(x1.AuxInt)
 19045  		if auxToSym(x1.Aux) != s {
 19046  			break
 19047  		}
 19048  		_ = x1.Args[1]
 19049  		if p != x1.Args[0] || mem != x1.Args[1] {
 19050  			break
 19051  		}
 19052  		y2 := o1.Args[1]
 19053  		if y2.Op != OpARM64MOVDnop {
 19054  			break
 19055  		}
 19056  		x2 := y2.Args[0]
 19057  		if x2.Op != OpARM64MOVBUload {
 19058  			break
 19059  		}
 19060  		i5 := auxIntToInt32(x2.AuxInt)
 19061  		if auxToSym(x2.Aux) != s {
 19062  			break
 19063  		}
 19064  		_ = x2.Args[1]
 19065  		if p != x2.Args[0] || mem != x2.Args[1] {
 19066  			break
 19067  		}
 19068  		y3 := o0.Args[1]
 19069  		if y3.Op != OpARM64MOVDnop {
 19070  			break
 19071  		}
 19072  		x3 := y3.Args[0]
 19073  		if x3.Op != OpARM64MOVBUload {
 19074  			break
 19075  		}
 19076  		i6 := auxIntToInt32(x3.AuxInt)
 19077  		if auxToSym(x3.Aux) != s {
 19078  			break
 19079  		}
 19080  		_ = x3.Args[1]
 19081  		if p != x3.Args[0] || mem != x3.Args[1] {
 19082  			break
 19083  		}
 19084  		y4 := v_1
 19085  		if y4.Op != OpARM64MOVDnop {
 19086  			break
 19087  		}
 19088  		x4 := y4.Args[0]
 19089  		if x4.Op != OpARM64MOVBUload {
 19090  			break
 19091  		}
 19092  		i7 := auxIntToInt32(x4.AuxInt)
 19093  		if auxToSym(x4.Aux) != s {
 19094  			break
 19095  		}
 19096  		_ = x4.Args[1]
 19097  		if p != x4.Args[0] || mem != x4.Args[1] || !(i4 == i0+4 && i5 == i0+5 && i6 == i0+6 && i7 == i0+7 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)) {
 19098  			break
 19099  		}
 19100  		b = mergePoint(b, x0, x1, x2, x3, x4)
 19101  		v0 := b.NewValue0(x4.Pos, OpARM64MOVDload, t)
 19102  		v.copyOf(v0)
 19103  		v0.Aux = symToAux(s)
 19104  		v1 := b.NewValue0(x4.Pos, OpOffPtr, p.Type)
 19105  		v1.AuxInt = int64ToAuxInt(int64(i0))
 19106  		v1.AddArg(p)
 19107  		v0.AddArg2(v1, mem)
 19108  		return true
 19109  	}
 19110  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] x0:(MOVWUloadidx ptr0 idx0 mem) y1:(MOVDnop x1:(MOVBUload [4] {s} p1:(ADD ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [5] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [6] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [7] {s} p mem)))
 19111  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)
 19112  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (MOVDloadidx <t> ptr0 idx0 mem)
 19113  	for {
 19114  		t := v.Type
 19115  		if auxIntToInt64(v.AuxInt) != 56 {
 19116  			break
 19117  		}
 19118  		o0 := v_0
 19119  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19120  			break
 19121  		}
 19122  		_ = o0.Args[1]
 19123  		o1 := o0.Args[0]
 19124  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19125  			break
 19126  		}
 19127  		_ = o1.Args[1]
 19128  		o2 := o1.Args[0]
 19129  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19130  			break
 19131  		}
 19132  		_ = o2.Args[1]
 19133  		x0 := o2.Args[0]
 19134  		if x0.Op != OpARM64MOVWUloadidx {
 19135  			break
 19136  		}
 19137  		mem := x0.Args[2]
 19138  		ptr0 := x0.Args[0]
 19139  		idx0 := x0.Args[1]
 19140  		y1 := o2.Args[1]
 19141  		if y1.Op != OpARM64MOVDnop {
 19142  			break
 19143  		}
 19144  		x1 := y1.Args[0]
 19145  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 4 {
 19146  			break
 19147  		}
 19148  		s := auxToSym(x1.Aux)
 19149  		_ = x1.Args[1]
 19150  		p1 := x1.Args[0]
 19151  		if p1.Op != OpARM64ADD {
 19152  			break
 19153  		}
 19154  		_ = p1.Args[1]
 19155  		p1_0 := p1.Args[0]
 19156  		p1_1 := p1.Args[1]
 19157  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 19158  			ptr1 := p1_0
 19159  			idx1 := p1_1
 19160  			if mem != x1.Args[1] {
 19161  				continue
 19162  			}
 19163  			y2 := o1.Args[1]
 19164  			if y2.Op != OpARM64MOVDnop {
 19165  				continue
 19166  			}
 19167  			x2 := y2.Args[0]
 19168  			if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 5 || auxToSym(x2.Aux) != s {
 19169  				continue
 19170  			}
 19171  			_ = x2.Args[1]
 19172  			p := x2.Args[0]
 19173  			if mem != x2.Args[1] {
 19174  				continue
 19175  			}
 19176  			y3 := o0.Args[1]
 19177  			if y3.Op != OpARM64MOVDnop {
 19178  				continue
 19179  			}
 19180  			x3 := y3.Args[0]
 19181  			if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 6 || auxToSym(x3.Aux) != s {
 19182  				continue
 19183  			}
 19184  			_ = x3.Args[1]
 19185  			if p != x3.Args[0] || mem != x3.Args[1] {
 19186  				continue
 19187  			}
 19188  			y4 := v_1
 19189  			if y4.Op != OpARM64MOVDnop {
 19190  				continue
 19191  			}
 19192  			x4 := y4.Args[0]
 19193  			if x4.Op != OpARM64MOVBUload || auxIntToInt32(x4.AuxInt) != 7 || auxToSym(x4.Aux) != s {
 19194  				continue
 19195  			}
 19196  			_ = x4.Args[1]
 19197  			if p != x4.Args[0] || mem != x4.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)) {
 19198  				continue
 19199  			}
 19200  			b = mergePoint(b, x0, x1, x2, x3, x4)
 19201  			v0 := b.NewValue0(x4.Pos, OpARM64MOVDloadidx, t)
 19202  			v.copyOf(v0)
 19203  			v0.AddArg3(ptr0, idx0, mem)
 19204  			return true
 19205  		}
 19206  		break
 19207  	}
 19208  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] x0:(MOVWUloadidx4 ptr0 idx0 mem) y1:(MOVDnop x1:(MOVBUload [4] {s} p1:(ADDshiftLL [2] ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUload [5] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [6] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [7] {s} p mem)))
 19209  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)
 19210  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (MOVDloadidx <t> ptr0 (SLLconst <idx0.Type> [2] idx0) mem)
 19211  	for {
 19212  		t := v.Type
 19213  		if auxIntToInt64(v.AuxInt) != 56 {
 19214  			break
 19215  		}
 19216  		o0 := v_0
 19217  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19218  			break
 19219  		}
 19220  		_ = o0.Args[1]
 19221  		o1 := o0.Args[0]
 19222  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19223  			break
 19224  		}
 19225  		_ = o1.Args[1]
 19226  		o2 := o1.Args[0]
 19227  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19228  			break
 19229  		}
 19230  		_ = o2.Args[1]
 19231  		x0 := o2.Args[0]
 19232  		if x0.Op != OpARM64MOVWUloadidx4 {
 19233  			break
 19234  		}
 19235  		mem := x0.Args[2]
 19236  		ptr0 := x0.Args[0]
 19237  		idx0 := x0.Args[1]
 19238  		y1 := o2.Args[1]
 19239  		if y1.Op != OpARM64MOVDnop {
 19240  			break
 19241  		}
 19242  		x1 := y1.Args[0]
 19243  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 4 {
 19244  			break
 19245  		}
 19246  		s := auxToSym(x1.Aux)
 19247  		_ = x1.Args[1]
 19248  		p1 := x1.Args[0]
 19249  		if p1.Op != OpARM64ADDshiftLL || auxIntToInt64(p1.AuxInt) != 2 {
 19250  			break
 19251  		}
 19252  		idx1 := p1.Args[1]
 19253  		ptr1 := p1.Args[0]
 19254  		if mem != x1.Args[1] {
 19255  			break
 19256  		}
 19257  		y2 := o1.Args[1]
 19258  		if y2.Op != OpARM64MOVDnop {
 19259  			break
 19260  		}
 19261  		x2 := y2.Args[0]
 19262  		if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 5 || auxToSym(x2.Aux) != s {
 19263  			break
 19264  		}
 19265  		_ = x2.Args[1]
 19266  		p := x2.Args[0]
 19267  		if mem != x2.Args[1] {
 19268  			break
 19269  		}
 19270  		y3 := o0.Args[1]
 19271  		if y3.Op != OpARM64MOVDnop {
 19272  			break
 19273  		}
 19274  		x3 := y3.Args[0]
 19275  		if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 6 || auxToSym(x3.Aux) != s {
 19276  			break
 19277  		}
 19278  		_ = x3.Args[1]
 19279  		if p != x3.Args[0] || mem != x3.Args[1] {
 19280  			break
 19281  		}
 19282  		y4 := v_1
 19283  		if y4.Op != OpARM64MOVDnop {
 19284  			break
 19285  		}
 19286  		x4 := y4.Args[0]
 19287  		if x4.Op != OpARM64MOVBUload || auxIntToInt32(x4.AuxInt) != 7 || auxToSym(x4.Aux) != s {
 19288  			break
 19289  		}
 19290  		_ = x4.Args[1]
 19291  		if p != x4.Args[0] || mem != x4.Args[1] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)) {
 19292  			break
 19293  		}
 19294  		b = mergePoint(b, x0, x1, x2, x3, x4)
 19295  		v0 := b.NewValue0(x4.Pos, OpARM64MOVDloadidx, t)
 19296  		v.copyOf(v0)
 19297  		v1 := b.NewValue0(x4.Pos, OpARM64SLLconst, idx0.Type)
 19298  		v1.AuxInt = int64ToAuxInt(2)
 19299  		v1.AddArg(idx0)
 19300  		v0.AddArg3(ptr0, v1, mem)
 19301  		return true
 19302  	}
 19303  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] x0:(MOVWUloadidx ptr idx mem) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [4] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [5] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr (ADDconst [6] idx) mem))) y4:(MOVDnop x4:(MOVBUloadidx ptr (ADDconst [7] idx) mem)))
 19304  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)
 19305  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (MOVDloadidx <t> ptr idx mem)
 19306  	for {
 19307  		t := v.Type
 19308  		if auxIntToInt64(v.AuxInt) != 56 {
 19309  			break
 19310  		}
 19311  		o0 := v_0
 19312  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19313  			break
 19314  		}
 19315  		_ = o0.Args[1]
 19316  		o1 := o0.Args[0]
 19317  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19318  			break
 19319  		}
 19320  		_ = o1.Args[1]
 19321  		o2 := o1.Args[0]
 19322  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19323  			break
 19324  		}
 19325  		_ = o2.Args[1]
 19326  		x0 := o2.Args[0]
 19327  		if x0.Op != OpARM64MOVWUloadidx {
 19328  			break
 19329  		}
 19330  		mem := x0.Args[2]
 19331  		ptr := x0.Args[0]
 19332  		idx := x0.Args[1]
 19333  		y1 := o2.Args[1]
 19334  		if y1.Op != OpARM64MOVDnop {
 19335  			break
 19336  		}
 19337  		x1 := y1.Args[0]
 19338  		if x1.Op != OpARM64MOVBUloadidx {
 19339  			break
 19340  		}
 19341  		_ = x1.Args[2]
 19342  		if ptr != x1.Args[0] {
 19343  			break
 19344  		}
 19345  		x1_1 := x1.Args[1]
 19346  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 4 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 19347  			break
 19348  		}
 19349  		y2 := o1.Args[1]
 19350  		if y2.Op != OpARM64MOVDnop {
 19351  			break
 19352  		}
 19353  		x2 := y2.Args[0]
 19354  		if x2.Op != OpARM64MOVBUloadidx {
 19355  			break
 19356  		}
 19357  		_ = x2.Args[2]
 19358  		if ptr != x2.Args[0] {
 19359  			break
 19360  		}
 19361  		x2_1 := x2.Args[1]
 19362  		if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 5 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 19363  			break
 19364  		}
 19365  		y3 := o0.Args[1]
 19366  		if y3.Op != OpARM64MOVDnop {
 19367  			break
 19368  		}
 19369  		x3 := y3.Args[0]
 19370  		if x3.Op != OpARM64MOVBUloadidx {
 19371  			break
 19372  		}
 19373  		_ = x3.Args[2]
 19374  		if ptr != x3.Args[0] {
 19375  			break
 19376  		}
 19377  		x3_1 := x3.Args[1]
 19378  		if x3_1.Op != OpARM64ADDconst || auxIntToInt64(x3_1.AuxInt) != 6 || idx != x3_1.Args[0] || mem != x3.Args[2] {
 19379  			break
 19380  		}
 19381  		y4 := v_1
 19382  		if y4.Op != OpARM64MOVDnop {
 19383  			break
 19384  		}
 19385  		x4 := y4.Args[0]
 19386  		if x4.Op != OpARM64MOVBUloadidx {
 19387  			break
 19388  		}
 19389  		_ = x4.Args[2]
 19390  		if ptr != x4.Args[0] {
 19391  			break
 19392  		}
 19393  		x4_1 := x4.Args[1]
 19394  		if x4_1.Op != OpARM64ADDconst || auxIntToInt64(x4_1.AuxInt) != 7 || idx != x4_1.Args[0] || mem != x4.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && clobber(x0, x1, x2, x3, x4, y1, y2, y3, y4, o0, o1, o2)) {
 19395  			break
 19396  		}
 19397  		b = mergePoint(b, x0, x1, x2, x3, x4)
 19398  		v0 := b.NewValue0(v.Pos, OpARM64MOVDloadidx, t)
 19399  		v.copyOf(v0)
 19400  		v0.AddArg3(ptr, idx, mem)
 19401  		return true
 19402  	}
 19403  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUload [i1] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [i0] {s} p mem)))
 19404  	// cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, y0, y1)
 19405  	// result: @mergePoint(b,x0,x1) (REV16W <t> (MOVHUload <t> [i0] {s} p mem))
 19406  	for {
 19407  		t := v.Type
 19408  		if auxIntToInt64(v.AuxInt) != 8 {
 19409  			break
 19410  		}
 19411  		y0 := v_0
 19412  		if y0.Op != OpARM64MOVDnop {
 19413  			break
 19414  		}
 19415  		x0 := y0.Args[0]
 19416  		if x0.Op != OpARM64MOVBUload {
 19417  			break
 19418  		}
 19419  		i1 := auxIntToInt32(x0.AuxInt)
 19420  		s := auxToSym(x0.Aux)
 19421  		mem := x0.Args[1]
 19422  		p := x0.Args[0]
 19423  		y1 := v_1
 19424  		if y1.Op != OpARM64MOVDnop {
 19425  			break
 19426  		}
 19427  		x1 := y1.Args[0]
 19428  		if x1.Op != OpARM64MOVBUload {
 19429  			break
 19430  		}
 19431  		i0 := auxIntToInt32(x1.AuxInt)
 19432  		if auxToSym(x1.Aux) != s {
 19433  			break
 19434  		}
 19435  		_ = x1.Args[1]
 19436  		if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, y0, y1)) {
 19437  			break
 19438  		}
 19439  		b = mergePoint(b, x0, x1)
 19440  		v0 := b.NewValue0(x1.Pos, OpARM64REV16W, t)
 19441  		v.copyOf(v0)
 19442  		v1 := b.NewValue0(x1.Pos, OpARM64MOVHUload, t)
 19443  		v1.AuxInt = int32ToAuxInt(i0)
 19444  		v1.Aux = symToAux(s)
 19445  		v1.AddArg2(p, mem)
 19446  		v0.AddArg(v1)
 19447  		return true
 19448  	}
 19449  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem)) y1:(MOVDnop x1:(MOVBUloadidx ptr0 idx0 mem)))
 19450  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x0, x1, y0, y1)
 19451  	// result: @mergePoint(b,x0,x1) (REV16W <t> (MOVHUloadidx <t> ptr0 idx0 mem))
 19452  	for {
 19453  		t := v.Type
 19454  		if auxIntToInt64(v.AuxInt) != 8 {
 19455  			break
 19456  		}
 19457  		y0 := v_0
 19458  		if y0.Op != OpARM64MOVDnop {
 19459  			break
 19460  		}
 19461  		x0 := y0.Args[0]
 19462  		if x0.Op != OpARM64MOVBUload || auxIntToInt32(x0.AuxInt) != 1 {
 19463  			break
 19464  		}
 19465  		s := auxToSym(x0.Aux)
 19466  		mem := x0.Args[1]
 19467  		p1 := x0.Args[0]
 19468  		if p1.Op != OpARM64ADD {
 19469  			break
 19470  		}
 19471  		_ = p1.Args[1]
 19472  		p1_0 := p1.Args[0]
 19473  		p1_1 := p1.Args[1]
 19474  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 19475  			ptr1 := p1_0
 19476  			idx1 := p1_1
 19477  			y1 := v_1
 19478  			if y1.Op != OpARM64MOVDnop {
 19479  				continue
 19480  			}
 19481  			x1 := y1.Args[0]
 19482  			if x1.Op != OpARM64MOVBUloadidx {
 19483  				continue
 19484  			}
 19485  			_ = x1.Args[2]
 19486  			ptr0 := x1.Args[0]
 19487  			idx0 := x1.Args[1]
 19488  			if mem != x1.Args[2] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && clobber(x0, x1, y0, y1)) {
 19489  				continue
 19490  			}
 19491  			b = mergePoint(b, x0, x1)
 19492  			v0 := b.NewValue0(x0.Pos, OpARM64REV16W, t)
 19493  			v.copyOf(v0)
 19494  			v1 := b.NewValue0(x0.Pos, OpARM64MOVHUloadidx, t)
 19495  			v1.AddArg3(ptr0, idx0, mem)
 19496  			v0.AddArg(v1)
 19497  			return true
 19498  		}
 19499  		break
 19500  	}
 19501  	// match: (ORshiftLL <t> [8] y0:(MOVDnop x0:(MOVBUloadidx ptr (ADDconst [1] idx) mem)) y1:(MOVDnop x1:(MOVBUloadidx ptr idx mem)))
 19502  	// cond: x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, y0, y1)
 19503  	// result: @mergePoint(b,x0,x1) (REV16W <t> (MOVHUloadidx <t> ptr idx mem))
 19504  	for {
 19505  		t := v.Type
 19506  		if auxIntToInt64(v.AuxInt) != 8 {
 19507  			break
 19508  		}
 19509  		y0 := v_0
 19510  		if y0.Op != OpARM64MOVDnop {
 19511  			break
 19512  		}
 19513  		x0 := y0.Args[0]
 19514  		if x0.Op != OpARM64MOVBUloadidx {
 19515  			break
 19516  		}
 19517  		mem := x0.Args[2]
 19518  		ptr := x0.Args[0]
 19519  		x0_1 := x0.Args[1]
 19520  		if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 1 {
 19521  			break
 19522  		}
 19523  		idx := x0_1.Args[0]
 19524  		y1 := v_1
 19525  		if y1.Op != OpARM64MOVDnop {
 19526  			break
 19527  		}
 19528  		x1 := y1.Args[0]
 19529  		if x1.Op != OpARM64MOVBUloadidx {
 19530  			break
 19531  		}
 19532  		_ = x1.Args[2]
 19533  		if ptr != x1.Args[0] || idx != x1.Args[1] || mem != x1.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, y0, y1)) {
 19534  			break
 19535  		}
 19536  		b = mergePoint(b, x0, x1)
 19537  		v0 := b.NewValue0(v.Pos, OpARM64REV16W, t)
 19538  		v.copyOf(v0)
 19539  		v1 := b.NewValue0(v.Pos, OpARM64MOVHUloadidx, t)
 19540  		v1.AddArg3(ptr, idx, mem)
 19541  		v0.AddArg(v1)
 19542  		return true
 19543  	}
 19544  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] y0:(REV16W x0:(MOVHUload [i2] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [i1] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i0] {s} p mem)))
 19545  	// cond: i1 == i0+1 && i2 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && clobber(x0, x1, x2, y0, y1, y2, o0)
 19546  	// result: @mergePoint(b,x0,x1,x2) (REVW <t> (MOVWUload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem))
 19547  	for {
 19548  		t := v.Type
 19549  		if auxIntToInt64(v.AuxInt) != 24 {
 19550  			break
 19551  		}
 19552  		o0 := v_0
 19553  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 19554  			break
 19555  		}
 19556  		_ = o0.Args[1]
 19557  		y0 := o0.Args[0]
 19558  		if y0.Op != OpARM64REV16W {
 19559  			break
 19560  		}
 19561  		x0 := y0.Args[0]
 19562  		if x0.Op != OpARM64MOVHUload {
 19563  			break
 19564  		}
 19565  		i2 := auxIntToInt32(x0.AuxInt)
 19566  		s := auxToSym(x0.Aux)
 19567  		mem := x0.Args[1]
 19568  		p := x0.Args[0]
 19569  		y1 := o0.Args[1]
 19570  		if y1.Op != OpARM64MOVDnop {
 19571  			break
 19572  		}
 19573  		x1 := y1.Args[0]
 19574  		if x1.Op != OpARM64MOVBUload {
 19575  			break
 19576  		}
 19577  		i1 := auxIntToInt32(x1.AuxInt)
 19578  		if auxToSym(x1.Aux) != s {
 19579  			break
 19580  		}
 19581  		_ = x1.Args[1]
 19582  		if p != x1.Args[0] || mem != x1.Args[1] {
 19583  			break
 19584  		}
 19585  		y2 := v_1
 19586  		if y2.Op != OpARM64MOVDnop {
 19587  			break
 19588  		}
 19589  		x2 := y2.Args[0]
 19590  		if x2.Op != OpARM64MOVBUload {
 19591  			break
 19592  		}
 19593  		i0 := auxIntToInt32(x2.AuxInt)
 19594  		if auxToSym(x2.Aux) != s {
 19595  			break
 19596  		}
 19597  		_ = x2.Args[1]
 19598  		if p != x2.Args[0] || mem != x2.Args[1] || !(i1 == i0+1 && i2 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && clobber(x0, x1, x2, y0, y1, y2, o0)) {
 19599  			break
 19600  		}
 19601  		b = mergePoint(b, x0, x1, x2)
 19602  		v0 := b.NewValue0(x2.Pos, OpARM64REVW, t)
 19603  		v.copyOf(v0)
 19604  		v1 := b.NewValue0(x2.Pos, OpARM64MOVWUload, t)
 19605  		v1.Aux = symToAux(s)
 19606  		v2 := b.NewValue0(x2.Pos, OpOffPtr, p.Type)
 19607  		v2.AuxInt = int64ToAuxInt(int64(i0))
 19608  		v2.AddArg(p)
 19609  		v1.AddArg2(v2, mem)
 19610  		v0.AddArg(v1)
 19611  		return true
 19612  	}
 19613  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] y0:(REV16W x0:(MOVHUload [2] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr0 idx0 mem)))
 19614  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, y0, y1, y2, o0)
 19615  	// result: @mergePoint(b,x0,x1,x2) (REVW <t> (MOVWUloadidx <t> ptr0 idx0 mem))
 19616  	for {
 19617  		t := v.Type
 19618  		if auxIntToInt64(v.AuxInt) != 24 {
 19619  			break
 19620  		}
 19621  		o0 := v_0
 19622  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 19623  			break
 19624  		}
 19625  		_ = o0.Args[1]
 19626  		y0 := o0.Args[0]
 19627  		if y0.Op != OpARM64REV16W {
 19628  			break
 19629  		}
 19630  		x0 := y0.Args[0]
 19631  		if x0.Op != OpARM64MOVHUload || auxIntToInt32(x0.AuxInt) != 2 {
 19632  			break
 19633  		}
 19634  		s := auxToSym(x0.Aux)
 19635  		mem := x0.Args[1]
 19636  		p := x0.Args[0]
 19637  		y1 := o0.Args[1]
 19638  		if y1.Op != OpARM64MOVDnop {
 19639  			break
 19640  		}
 19641  		x1 := y1.Args[0]
 19642  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 1 || auxToSym(x1.Aux) != s {
 19643  			break
 19644  		}
 19645  		_ = x1.Args[1]
 19646  		p1 := x1.Args[0]
 19647  		if p1.Op != OpARM64ADD {
 19648  			break
 19649  		}
 19650  		_ = p1.Args[1]
 19651  		p1_0 := p1.Args[0]
 19652  		p1_1 := p1.Args[1]
 19653  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 19654  			ptr1 := p1_0
 19655  			idx1 := p1_1
 19656  			if mem != x1.Args[1] {
 19657  				continue
 19658  			}
 19659  			y2 := v_1
 19660  			if y2.Op != OpARM64MOVDnop {
 19661  				continue
 19662  			}
 19663  			x2 := y2.Args[0]
 19664  			if x2.Op != OpARM64MOVBUloadidx {
 19665  				continue
 19666  			}
 19667  			_ = x2.Args[2]
 19668  			ptr0 := x2.Args[0]
 19669  			idx0 := x2.Args[1]
 19670  			if mem != x2.Args[2] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, y0, y1, y2, o0)) {
 19671  				continue
 19672  			}
 19673  			b = mergePoint(b, x0, x1, x2)
 19674  			v0 := b.NewValue0(x1.Pos, OpARM64REVW, t)
 19675  			v.copyOf(v0)
 19676  			v1 := b.NewValue0(x1.Pos, OpARM64MOVWUloadidx, t)
 19677  			v1.AddArg3(ptr0, idx0, mem)
 19678  			v0.AddArg(v1)
 19679  			return true
 19680  		}
 19681  		break
 19682  	}
 19683  	// match: (ORshiftLL <t> [24] o0:(ORshiftLL [16] y0:(REV16W x0:(MOVHUloadidx ptr (ADDconst [2] idx) mem)) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr idx mem)))
 19684  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b,x0,x1,x2) != nil && clobber(x0, x1, x2, y0, y1, y2, o0)
 19685  	// result: @mergePoint(b,x0,x1,x2) (REVW <t> (MOVWUloadidx <t> ptr idx mem))
 19686  	for {
 19687  		t := v.Type
 19688  		if auxIntToInt64(v.AuxInt) != 24 {
 19689  			break
 19690  		}
 19691  		o0 := v_0
 19692  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 16 {
 19693  			break
 19694  		}
 19695  		_ = o0.Args[1]
 19696  		y0 := o0.Args[0]
 19697  		if y0.Op != OpARM64REV16W {
 19698  			break
 19699  		}
 19700  		x0 := y0.Args[0]
 19701  		if x0.Op != OpARM64MOVHUloadidx {
 19702  			break
 19703  		}
 19704  		mem := x0.Args[2]
 19705  		ptr := x0.Args[0]
 19706  		x0_1 := x0.Args[1]
 19707  		if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 2 {
 19708  			break
 19709  		}
 19710  		idx := x0_1.Args[0]
 19711  		y1 := o0.Args[1]
 19712  		if y1.Op != OpARM64MOVDnop {
 19713  			break
 19714  		}
 19715  		x1 := y1.Args[0]
 19716  		if x1.Op != OpARM64MOVBUloadidx {
 19717  			break
 19718  		}
 19719  		_ = x1.Args[2]
 19720  		if ptr != x1.Args[0] {
 19721  			break
 19722  		}
 19723  		x1_1 := x1.Args[1]
 19724  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 1 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 19725  			break
 19726  		}
 19727  		y2 := v_1
 19728  		if y2.Op != OpARM64MOVDnop {
 19729  			break
 19730  		}
 19731  		x2 := y2.Args[0]
 19732  		if x2.Op != OpARM64MOVBUloadidx {
 19733  			break
 19734  		}
 19735  		_ = x2.Args[2]
 19736  		if ptr != x2.Args[0] || idx != x2.Args[1] || mem != x2.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && o0.Uses == 1 && mergePoint(b, x0, x1, x2) != nil && clobber(x0, x1, x2, y0, y1, y2, o0)) {
 19737  			break
 19738  		}
 19739  		b = mergePoint(b, x0, x1, x2)
 19740  		v0 := b.NewValue0(v.Pos, OpARM64REVW, t)
 19741  		v.copyOf(v0)
 19742  		v1 := b.NewValue0(v.Pos, OpARM64MOVWUloadidx, t)
 19743  		v1.AddArg3(ptr, idx, mem)
 19744  		v0.AddArg(v1)
 19745  		return true
 19746  	}
 19747  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] y0:(REVW x0:(MOVWUload [i4] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [i3] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [i2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [i1] {s} p mem))) y4:(MOVDnop x4:(MOVBUload [i0] {s} p mem)))
 19748  	// cond: i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)
 19749  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (REV <t> (MOVDload <t> {s} (OffPtr <p.Type> [int64(i0)] p) mem))
 19750  	for {
 19751  		t := v.Type
 19752  		if auxIntToInt64(v.AuxInt) != 56 {
 19753  			break
 19754  		}
 19755  		o0 := v_0
 19756  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19757  			break
 19758  		}
 19759  		_ = o0.Args[1]
 19760  		o1 := o0.Args[0]
 19761  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19762  			break
 19763  		}
 19764  		_ = o1.Args[1]
 19765  		o2 := o1.Args[0]
 19766  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19767  			break
 19768  		}
 19769  		_ = o2.Args[1]
 19770  		y0 := o2.Args[0]
 19771  		if y0.Op != OpARM64REVW {
 19772  			break
 19773  		}
 19774  		x0 := y0.Args[0]
 19775  		if x0.Op != OpARM64MOVWUload {
 19776  			break
 19777  		}
 19778  		i4 := auxIntToInt32(x0.AuxInt)
 19779  		s := auxToSym(x0.Aux)
 19780  		mem := x0.Args[1]
 19781  		p := x0.Args[0]
 19782  		y1 := o2.Args[1]
 19783  		if y1.Op != OpARM64MOVDnop {
 19784  			break
 19785  		}
 19786  		x1 := y1.Args[0]
 19787  		if x1.Op != OpARM64MOVBUload {
 19788  			break
 19789  		}
 19790  		i3 := auxIntToInt32(x1.AuxInt)
 19791  		if auxToSym(x1.Aux) != s {
 19792  			break
 19793  		}
 19794  		_ = x1.Args[1]
 19795  		if p != x1.Args[0] || mem != x1.Args[1] {
 19796  			break
 19797  		}
 19798  		y2 := o1.Args[1]
 19799  		if y2.Op != OpARM64MOVDnop {
 19800  			break
 19801  		}
 19802  		x2 := y2.Args[0]
 19803  		if x2.Op != OpARM64MOVBUload {
 19804  			break
 19805  		}
 19806  		i2 := auxIntToInt32(x2.AuxInt)
 19807  		if auxToSym(x2.Aux) != s {
 19808  			break
 19809  		}
 19810  		_ = x2.Args[1]
 19811  		if p != x2.Args[0] || mem != x2.Args[1] {
 19812  			break
 19813  		}
 19814  		y3 := o0.Args[1]
 19815  		if y3.Op != OpARM64MOVDnop {
 19816  			break
 19817  		}
 19818  		x3 := y3.Args[0]
 19819  		if x3.Op != OpARM64MOVBUload {
 19820  			break
 19821  		}
 19822  		i1 := auxIntToInt32(x3.AuxInt)
 19823  		if auxToSym(x3.Aux) != s {
 19824  			break
 19825  		}
 19826  		_ = x3.Args[1]
 19827  		if p != x3.Args[0] || mem != x3.Args[1] {
 19828  			break
 19829  		}
 19830  		y4 := v_1
 19831  		if y4.Op != OpARM64MOVDnop {
 19832  			break
 19833  		}
 19834  		x4 := y4.Args[0]
 19835  		if x4.Op != OpARM64MOVBUload {
 19836  			break
 19837  		}
 19838  		i0 := auxIntToInt32(x4.AuxInt)
 19839  		if auxToSym(x4.Aux) != s {
 19840  			break
 19841  		}
 19842  		_ = x4.Args[1]
 19843  		if p != x4.Args[0] || mem != x4.Args[1] || !(i1 == i0+1 && i2 == i0+2 && i3 == i0+3 && i4 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)) {
 19844  			break
 19845  		}
 19846  		b = mergePoint(b, x0, x1, x2, x3, x4)
 19847  		v0 := b.NewValue0(x4.Pos, OpARM64REV, t)
 19848  		v.copyOf(v0)
 19849  		v1 := b.NewValue0(x4.Pos, OpARM64MOVDload, t)
 19850  		v1.Aux = symToAux(s)
 19851  		v2 := b.NewValue0(x4.Pos, OpOffPtr, p.Type)
 19852  		v2.AuxInt = int64ToAuxInt(int64(i0))
 19853  		v2.AddArg(p)
 19854  		v1.AddArg2(v2, mem)
 19855  		v0.AddArg(v1)
 19856  		return true
 19857  	}
 19858  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] y0:(REVW x0:(MOVWUload [4] {s} p mem)) y1:(MOVDnop x1:(MOVBUload [3] {s} p mem))) y2:(MOVDnop x2:(MOVBUload [2] {s} p mem))) y3:(MOVDnop x3:(MOVBUload [1] {s} p1:(ADD ptr1 idx1) mem))) y4:(MOVDnop x4:(MOVBUloadidx ptr0 idx0 mem)))
 19859  	// cond: s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)
 19860  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (REV <t> (MOVDloadidx <t> ptr0 idx0 mem))
 19861  	for {
 19862  		t := v.Type
 19863  		if auxIntToInt64(v.AuxInt) != 56 {
 19864  			break
 19865  		}
 19866  		o0 := v_0
 19867  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19868  			break
 19869  		}
 19870  		_ = o0.Args[1]
 19871  		o1 := o0.Args[0]
 19872  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19873  			break
 19874  		}
 19875  		_ = o1.Args[1]
 19876  		o2 := o1.Args[0]
 19877  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19878  			break
 19879  		}
 19880  		_ = o2.Args[1]
 19881  		y0 := o2.Args[0]
 19882  		if y0.Op != OpARM64REVW {
 19883  			break
 19884  		}
 19885  		x0 := y0.Args[0]
 19886  		if x0.Op != OpARM64MOVWUload || auxIntToInt32(x0.AuxInt) != 4 {
 19887  			break
 19888  		}
 19889  		s := auxToSym(x0.Aux)
 19890  		mem := x0.Args[1]
 19891  		p := x0.Args[0]
 19892  		y1 := o2.Args[1]
 19893  		if y1.Op != OpARM64MOVDnop {
 19894  			break
 19895  		}
 19896  		x1 := y1.Args[0]
 19897  		if x1.Op != OpARM64MOVBUload || auxIntToInt32(x1.AuxInt) != 3 || auxToSym(x1.Aux) != s {
 19898  			break
 19899  		}
 19900  		_ = x1.Args[1]
 19901  		if p != x1.Args[0] || mem != x1.Args[1] {
 19902  			break
 19903  		}
 19904  		y2 := o1.Args[1]
 19905  		if y2.Op != OpARM64MOVDnop {
 19906  			break
 19907  		}
 19908  		x2 := y2.Args[0]
 19909  		if x2.Op != OpARM64MOVBUload || auxIntToInt32(x2.AuxInt) != 2 || auxToSym(x2.Aux) != s {
 19910  			break
 19911  		}
 19912  		_ = x2.Args[1]
 19913  		if p != x2.Args[0] || mem != x2.Args[1] {
 19914  			break
 19915  		}
 19916  		y3 := o0.Args[1]
 19917  		if y3.Op != OpARM64MOVDnop {
 19918  			break
 19919  		}
 19920  		x3 := y3.Args[0]
 19921  		if x3.Op != OpARM64MOVBUload || auxIntToInt32(x3.AuxInt) != 1 || auxToSym(x3.Aux) != s {
 19922  			break
 19923  		}
 19924  		_ = x3.Args[1]
 19925  		p1 := x3.Args[0]
 19926  		if p1.Op != OpARM64ADD {
 19927  			break
 19928  		}
 19929  		_ = p1.Args[1]
 19930  		p1_0 := p1.Args[0]
 19931  		p1_1 := p1.Args[1]
 19932  		for _i0 := 0; _i0 <= 1; _i0, p1_0, p1_1 = _i0+1, p1_1, p1_0 {
 19933  			ptr1 := p1_0
 19934  			idx1 := p1_1
 19935  			if mem != x3.Args[1] {
 19936  				continue
 19937  			}
 19938  			y4 := v_1
 19939  			if y4.Op != OpARM64MOVDnop {
 19940  				continue
 19941  			}
 19942  			x4 := y4.Args[0]
 19943  			if x4.Op != OpARM64MOVBUloadidx {
 19944  				continue
 19945  			}
 19946  			_ = x4.Args[2]
 19947  			ptr0 := x4.Args[0]
 19948  			idx0 := x4.Args[1]
 19949  			if mem != x4.Args[2] || !(s == nil && x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && (isSamePtr(ptr0, ptr1) && isSamePtr(idx0, idx1) || isSamePtr(ptr0, idx1) && isSamePtr(idx0, ptr1)) && isSamePtr(p1, p) && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)) {
 19950  				continue
 19951  			}
 19952  			b = mergePoint(b, x0, x1, x2, x3, x4)
 19953  			v0 := b.NewValue0(x3.Pos, OpARM64REV, t)
 19954  			v.copyOf(v0)
 19955  			v1 := b.NewValue0(x3.Pos, OpARM64MOVDloadidx, t)
 19956  			v1.AddArg3(ptr0, idx0, mem)
 19957  			v0.AddArg(v1)
 19958  			return true
 19959  		}
 19960  		break
 19961  	}
 19962  	// match: (ORshiftLL <t> [56] o0:(ORshiftLL [48] o1:(ORshiftLL [40] o2:(ORshiftLL [32] y0:(REVW x0:(MOVWUloadidx ptr (ADDconst [4] idx) mem)) y1:(MOVDnop x1:(MOVBUloadidx ptr (ADDconst [3] idx) mem))) y2:(MOVDnop x2:(MOVBUloadidx ptr (ADDconst [2] idx) mem))) y3:(MOVDnop x3:(MOVBUloadidx ptr (ADDconst [1] idx) mem))) y4:(MOVDnop x4:(MOVBUloadidx ptr idx mem)))
 19963  	// cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b,x0,x1,x2,x3,x4) != nil && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)
 19964  	// result: @mergePoint(b,x0,x1,x2,x3,x4) (REV <t> (MOVDloadidx <t> ptr idx mem))
 19965  	for {
 19966  		t := v.Type
 19967  		if auxIntToInt64(v.AuxInt) != 56 {
 19968  			break
 19969  		}
 19970  		o0 := v_0
 19971  		if o0.Op != OpARM64ORshiftLL || auxIntToInt64(o0.AuxInt) != 48 {
 19972  			break
 19973  		}
 19974  		_ = o0.Args[1]
 19975  		o1 := o0.Args[0]
 19976  		if o1.Op != OpARM64ORshiftLL || auxIntToInt64(o1.AuxInt) != 40 {
 19977  			break
 19978  		}
 19979  		_ = o1.Args[1]
 19980  		o2 := o1.Args[0]
 19981  		if o2.Op != OpARM64ORshiftLL || auxIntToInt64(o2.AuxInt) != 32 {
 19982  			break
 19983  		}
 19984  		_ = o2.Args[1]
 19985  		y0 := o2.Args[0]
 19986  		if y0.Op != OpARM64REVW {
 19987  			break
 19988  		}
 19989  		x0 := y0.Args[0]
 19990  		if x0.Op != OpARM64MOVWUloadidx {
 19991  			break
 19992  		}
 19993  		mem := x0.Args[2]
 19994  		ptr := x0.Args[0]
 19995  		x0_1 := x0.Args[1]
 19996  		if x0_1.Op != OpARM64ADDconst || auxIntToInt64(x0_1.AuxInt) != 4 {
 19997  			break
 19998  		}
 19999  		idx := x0_1.Args[0]
 20000  		y1 := o2.Args[1]
 20001  		if y1.Op != OpARM64MOVDnop {
 20002  			break
 20003  		}
 20004  		x1 := y1.Args[0]
 20005  		if x1.Op != OpARM64MOVBUloadidx {
 20006  			break
 20007  		}
 20008  		_ = x1.Args[2]
 20009  		if ptr != x1.Args[0] {
 20010  			break
 20011  		}
 20012  		x1_1 := x1.Args[1]
 20013  		if x1_1.Op != OpARM64ADDconst || auxIntToInt64(x1_1.AuxInt) != 3 || idx != x1_1.Args[0] || mem != x1.Args[2] {
 20014  			break
 20015  		}
 20016  		y2 := o1.Args[1]
 20017  		if y2.Op != OpARM64MOVDnop {
 20018  			break
 20019  		}
 20020  		x2 := y2.Args[0]
 20021  		if x2.Op != OpARM64MOVBUloadidx {
 20022  			break
 20023  		}
 20024  		_ = x2.Args[2]
 20025  		if ptr != x2.Args[0] {
 20026  			break
 20027  		}
 20028  		x2_1 := x2.Args[1]
 20029  		if x2_1.Op != OpARM64ADDconst || auxIntToInt64(x2_1.AuxInt) != 2 || idx != x2_1.Args[0] || mem != x2.Args[2] {
 20030  			break
 20031  		}
 20032  		y3 := o0.Args[1]
 20033  		if y3.Op != OpARM64MOVDnop {
 20034  			break
 20035  		}
 20036  		x3 := y3.Args[0]
 20037  		if x3.Op != OpARM64MOVBUloadidx {
 20038  			break
 20039  		}
 20040  		_ = x3.Args[2]
 20041  		if ptr != x3.Args[0] {
 20042  			break
 20043  		}
 20044  		x3_1 := x3.Args[1]
 20045  		if x3_1.Op != OpARM64ADDconst || auxIntToInt64(x3_1.AuxInt) != 1 || idx != x3_1.Args[0] || mem != x3.Args[2] {
 20046  			break
 20047  		}
 20048  		y4 := v_1
 20049  		if y4.Op != OpARM64MOVDnop {
 20050  			break
 20051  		}
 20052  		x4 := y4.Args[0]
 20053  		if x4.Op != OpARM64MOVBUloadidx {
 20054  			break
 20055  		}
 20056  		_ = x4.Args[2]
 20057  		if ptr != x4.Args[0] || idx != x4.Args[1] || mem != x4.Args[2] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && y0.Uses == 1 && y1.Uses == 1 && y2.Uses == 1 && y3.Uses == 1 && y4.Uses == 1 && o0.Uses == 1 && o1.Uses == 1 && o2.Uses == 1 && mergePoint(b, x0, x1, x2, x3, x4) != nil && clobber(x0, x1, x2, x3, x4, y0, y1, y2, y3, y4, o0, o1, o2)) {
 20058  			break
 20059  		}
 20060  		b = mergePoint(b, x0, x1, x2, x3, x4)
 20061  		v0 := b.NewValue0(v.Pos, OpARM64REV, t)
 20062  		v.copyOf(v0)
 20063  		v1 := b.NewValue0(v.Pos, OpARM64MOVDloadidx, t)
 20064  		v1.AddArg3(ptr, idx, mem)
 20065  		v0.AddArg(v1)
 20066  		return true
 20067  	}
 20068  	return false
 20069  }
 20070  func rewriteValueARM64_OpARM64ORshiftRA(v *Value) bool {
 20071  	v_1 := v.Args[1]
 20072  	v_0 := v.Args[0]
 20073  	b := v.Block
 20074  	// match: (ORshiftRA (MOVDconst [c]) x [d])
 20075  	// result: (ORconst [c] (SRAconst <x.Type> x [d]))
 20076  	for {
 20077  		d := auxIntToInt64(v.AuxInt)
 20078  		if v_0.Op != OpARM64MOVDconst {
 20079  			break
 20080  		}
 20081  		c := auxIntToInt64(v_0.AuxInt)
 20082  		x := v_1
 20083  		v.reset(OpARM64ORconst)
 20084  		v.AuxInt = int64ToAuxInt(c)
 20085  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
 20086  		v0.AuxInt = int64ToAuxInt(d)
 20087  		v0.AddArg(x)
 20088  		v.AddArg(v0)
 20089  		return true
 20090  	}
 20091  	// match: (ORshiftRA x (MOVDconst [c]) [d])
 20092  	// result: (ORconst x [c>>uint64(d)])
 20093  	for {
 20094  		d := auxIntToInt64(v.AuxInt)
 20095  		x := v_0
 20096  		if v_1.Op != OpARM64MOVDconst {
 20097  			break
 20098  		}
 20099  		c := auxIntToInt64(v_1.AuxInt)
 20100  		v.reset(OpARM64ORconst)
 20101  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
 20102  		v.AddArg(x)
 20103  		return true
 20104  	}
 20105  	// match: (ORshiftRA y:(SRAconst x [c]) x [c])
 20106  	// result: y
 20107  	for {
 20108  		c := auxIntToInt64(v.AuxInt)
 20109  		y := v_0
 20110  		if y.Op != OpARM64SRAconst || auxIntToInt64(y.AuxInt) != c {
 20111  			break
 20112  		}
 20113  		x := y.Args[0]
 20114  		if x != v_1 {
 20115  			break
 20116  		}
 20117  		v.copyOf(y)
 20118  		return true
 20119  	}
 20120  	return false
 20121  }
 20122  func rewriteValueARM64_OpARM64ORshiftRL(v *Value) bool {
 20123  	v_1 := v.Args[1]
 20124  	v_0 := v.Args[0]
 20125  	b := v.Block
 20126  	// match: (ORshiftRL (MOVDconst [c]) x [d])
 20127  	// result: (ORconst [c] (SRLconst <x.Type> x [d]))
 20128  	for {
 20129  		d := auxIntToInt64(v.AuxInt)
 20130  		if v_0.Op != OpARM64MOVDconst {
 20131  			break
 20132  		}
 20133  		c := auxIntToInt64(v_0.AuxInt)
 20134  		x := v_1
 20135  		v.reset(OpARM64ORconst)
 20136  		v.AuxInt = int64ToAuxInt(c)
 20137  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
 20138  		v0.AuxInt = int64ToAuxInt(d)
 20139  		v0.AddArg(x)
 20140  		v.AddArg(v0)
 20141  		return true
 20142  	}
 20143  	// match: (ORshiftRL x (MOVDconst [c]) [d])
 20144  	// result: (ORconst x [int64(uint64(c)>>uint64(d))])
 20145  	for {
 20146  		d := auxIntToInt64(v.AuxInt)
 20147  		x := v_0
 20148  		if v_1.Op != OpARM64MOVDconst {
 20149  			break
 20150  		}
 20151  		c := auxIntToInt64(v_1.AuxInt)
 20152  		v.reset(OpARM64ORconst)
 20153  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
 20154  		v.AddArg(x)
 20155  		return true
 20156  	}
 20157  	// match: (ORshiftRL y:(SRLconst x [c]) x [c])
 20158  	// result: y
 20159  	for {
 20160  		c := auxIntToInt64(v.AuxInt)
 20161  		y := v_0
 20162  		if y.Op != OpARM64SRLconst || auxIntToInt64(y.AuxInt) != c {
 20163  			break
 20164  		}
 20165  		x := y.Args[0]
 20166  		if x != v_1 {
 20167  			break
 20168  		}
 20169  		v.copyOf(y)
 20170  		return true
 20171  	}
 20172  	// match: ( ORshiftRL [c] (SLLconst x [64-c]) x)
 20173  	// result: (RORconst [ c] x)
 20174  	for {
 20175  		c := auxIntToInt64(v.AuxInt)
 20176  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 20177  			break
 20178  		}
 20179  		x := v_0.Args[0]
 20180  		if x != v_1 {
 20181  			break
 20182  		}
 20183  		v.reset(OpARM64RORconst)
 20184  		v.AuxInt = int64ToAuxInt(c)
 20185  		v.AddArg(x)
 20186  		return true
 20187  	}
 20188  	// match: ( ORshiftRL <t> [c] (SLLconst x [32-c]) (MOVWUreg x))
 20189  	// cond: c < 32 && t.Size() == 4
 20190  	// result: (RORWconst [c] x)
 20191  	for {
 20192  		t := v.Type
 20193  		c := auxIntToInt64(v.AuxInt)
 20194  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 32-c {
 20195  			break
 20196  		}
 20197  		x := v_0.Args[0]
 20198  		if v_1.Op != OpARM64MOVWUreg || x != v_1.Args[0] || !(c < 32 && t.Size() == 4) {
 20199  			break
 20200  		}
 20201  		v.reset(OpARM64RORWconst)
 20202  		v.AuxInt = int64ToAuxInt(c)
 20203  		v.AddArg(x)
 20204  		return true
 20205  	}
 20206  	// match: (ORshiftRL [rc] (ANDconst [ac] x) (SLLconst [lc] y))
 20207  	// cond: lc > rc && ac == ^((1<<uint(64-lc)-1) << uint64(lc-rc))
 20208  	// result: (BFI [armBFAuxInt(lc-rc, 64-lc)] x y)
 20209  	for {
 20210  		rc := auxIntToInt64(v.AuxInt)
 20211  		if v_0.Op != OpARM64ANDconst {
 20212  			break
 20213  		}
 20214  		ac := auxIntToInt64(v_0.AuxInt)
 20215  		x := v_0.Args[0]
 20216  		if v_1.Op != OpARM64SLLconst {
 20217  			break
 20218  		}
 20219  		lc := auxIntToInt64(v_1.AuxInt)
 20220  		y := v_1.Args[0]
 20221  		if !(lc > rc && ac == ^((1<<uint(64-lc)-1)<<uint64(lc-rc))) {
 20222  			break
 20223  		}
 20224  		v.reset(OpARM64BFI)
 20225  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc-rc, 64-lc))
 20226  		v.AddArg2(x, y)
 20227  		return true
 20228  	}
 20229  	// match: (ORshiftRL [rc] (ANDconst [ac] y) (SLLconst [lc] x))
 20230  	// cond: lc < rc && ac == ^((1<<uint(64-rc)-1))
 20231  	// result: (BFXIL [armBFAuxInt(rc-lc, 64-rc)] y x)
 20232  	for {
 20233  		rc := auxIntToInt64(v.AuxInt)
 20234  		if v_0.Op != OpARM64ANDconst {
 20235  			break
 20236  		}
 20237  		ac := auxIntToInt64(v_0.AuxInt)
 20238  		y := v_0.Args[0]
 20239  		if v_1.Op != OpARM64SLLconst {
 20240  			break
 20241  		}
 20242  		lc := auxIntToInt64(v_1.AuxInt)
 20243  		x := v_1.Args[0]
 20244  		if !(lc < rc && ac == ^(1<<uint(64-rc)-1)) {
 20245  			break
 20246  		}
 20247  		v.reset(OpARM64BFXIL)
 20248  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc-lc, 64-rc))
 20249  		v.AddArg2(y, x)
 20250  		return true
 20251  	}
 20252  	return false
 20253  }
 20254  func rewriteValueARM64_OpARM64ORshiftRO(v *Value) bool {
 20255  	v_1 := v.Args[1]
 20256  	v_0 := v.Args[0]
 20257  	b := v.Block
 20258  	// match: (ORshiftRO (MOVDconst [c]) x [d])
 20259  	// result: (ORconst [c] (RORconst <x.Type> x [d]))
 20260  	for {
 20261  		d := auxIntToInt64(v.AuxInt)
 20262  		if v_0.Op != OpARM64MOVDconst {
 20263  			break
 20264  		}
 20265  		c := auxIntToInt64(v_0.AuxInt)
 20266  		x := v_1
 20267  		v.reset(OpARM64ORconst)
 20268  		v.AuxInt = int64ToAuxInt(c)
 20269  		v0 := b.NewValue0(v.Pos, OpARM64RORconst, x.Type)
 20270  		v0.AuxInt = int64ToAuxInt(d)
 20271  		v0.AddArg(x)
 20272  		v.AddArg(v0)
 20273  		return true
 20274  	}
 20275  	// match: (ORshiftRO x (MOVDconst [c]) [d])
 20276  	// result: (ORconst x [rotateRight64(c, d)])
 20277  	for {
 20278  		d := auxIntToInt64(v.AuxInt)
 20279  		x := v_0
 20280  		if v_1.Op != OpARM64MOVDconst {
 20281  			break
 20282  		}
 20283  		c := auxIntToInt64(v_1.AuxInt)
 20284  		v.reset(OpARM64ORconst)
 20285  		v.AuxInt = int64ToAuxInt(rotateRight64(c, d))
 20286  		v.AddArg(x)
 20287  		return true
 20288  	}
 20289  	// match: (ORshiftRO y:(RORconst x [c]) x [c])
 20290  	// result: y
 20291  	for {
 20292  		c := auxIntToInt64(v.AuxInt)
 20293  		y := v_0
 20294  		if y.Op != OpARM64RORconst || auxIntToInt64(y.AuxInt) != c {
 20295  			break
 20296  		}
 20297  		x := y.Args[0]
 20298  		if x != v_1 {
 20299  			break
 20300  		}
 20301  		v.copyOf(y)
 20302  		return true
 20303  	}
 20304  	return false
 20305  }
 20306  func rewriteValueARM64_OpARM64REV(v *Value) bool {
 20307  	v_0 := v.Args[0]
 20308  	// match: (REV (REV p))
 20309  	// result: p
 20310  	for {
 20311  		if v_0.Op != OpARM64REV {
 20312  			break
 20313  		}
 20314  		p := v_0.Args[0]
 20315  		v.copyOf(p)
 20316  		return true
 20317  	}
 20318  	return false
 20319  }
 20320  func rewriteValueARM64_OpARM64REVW(v *Value) bool {
 20321  	v_0 := v.Args[0]
 20322  	// match: (REVW (REVW p))
 20323  	// result: p
 20324  	for {
 20325  		if v_0.Op != OpARM64REVW {
 20326  			break
 20327  		}
 20328  		p := v_0.Args[0]
 20329  		v.copyOf(p)
 20330  		return true
 20331  	}
 20332  	return false
 20333  }
 20334  func rewriteValueARM64_OpARM64ROR(v *Value) bool {
 20335  	v_1 := v.Args[1]
 20336  	v_0 := v.Args[0]
 20337  	// match: (ROR x (MOVDconst [c]))
 20338  	// result: (RORconst x [c&63])
 20339  	for {
 20340  		x := v_0
 20341  		if v_1.Op != OpARM64MOVDconst {
 20342  			break
 20343  		}
 20344  		c := auxIntToInt64(v_1.AuxInt)
 20345  		v.reset(OpARM64RORconst)
 20346  		v.AuxInt = int64ToAuxInt(c & 63)
 20347  		v.AddArg(x)
 20348  		return true
 20349  	}
 20350  	return false
 20351  }
 20352  func rewriteValueARM64_OpARM64RORW(v *Value) bool {
 20353  	v_1 := v.Args[1]
 20354  	v_0 := v.Args[0]
 20355  	// match: (RORW x (MOVDconst [c]))
 20356  	// result: (RORWconst x [c&31])
 20357  	for {
 20358  		x := v_0
 20359  		if v_1.Op != OpARM64MOVDconst {
 20360  			break
 20361  		}
 20362  		c := auxIntToInt64(v_1.AuxInt)
 20363  		v.reset(OpARM64RORWconst)
 20364  		v.AuxInt = int64ToAuxInt(c & 31)
 20365  		v.AddArg(x)
 20366  		return true
 20367  	}
 20368  	return false
 20369  }
 20370  func rewriteValueARM64_OpARM64RORWconst(v *Value) bool {
 20371  	v_0 := v.Args[0]
 20372  	// match: (RORWconst [c] (RORWconst [d] x))
 20373  	// result: (RORWconst [(c+d)&31] x)
 20374  	for {
 20375  		c := auxIntToInt64(v.AuxInt)
 20376  		if v_0.Op != OpARM64RORWconst {
 20377  			break
 20378  		}
 20379  		d := auxIntToInt64(v_0.AuxInt)
 20380  		x := v_0.Args[0]
 20381  		v.reset(OpARM64RORWconst)
 20382  		v.AuxInt = int64ToAuxInt((c + d) & 31)
 20383  		v.AddArg(x)
 20384  		return true
 20385  	}
 20386  	return false
 20387  }
 20388  func rewriteValueARM64_OpARM64RORconst(v *Value) bool {
 20389  	v_0 := v.Args[0]
 20390  	// match: (RORconst [c] (RORconst [d] x))
 20391  	// result: (RORconst [(c+d)&63] x)
 20392  	for {
 20393  		c := auxIntToInt64(v.AuxInt)
 20394  		if v_0.Op != OpARM64RORconst {
 20395  			break
 20396  		}
 20397  		d := auxIntToInt64(v_0.AuxInt)
 20398  		x := v_0.Args[0]
 20399  		v.reset(OpARM64RORconst)
 20400  		v.AuxInt = int64ToAuxInt((c + d) & 63)
 20401  		v.AddArg(x)
 20402  		return true
 20403  	}
 20404  	return false
 20405  }
 20406  func rewriteValueARM64_OpARM64SBCSflags(v *Value) bool {
 20407  	v_2 := v.Args[2]
 20408  	v_1 := v.Args[1]
 20409  	v_0 := v.Args[0]
 20410  	b := v.Block
 20411  	typ := &b.Func.Config.Types
 20412  	// match: (SBCSflags x y (Select1 <types.TypeFlags> (NEGSflags (NEG <typ.UInt64> (NGCzerocarry <typ.UInt64> bo)))))
 20413  	// result: (SBCSflags x y bo)
 20414  	for {
 20415  		x := v_0
 20416  		y := v_1
 20417  		if v_2.Op != OpSelect1 || v_2.Type != types.TypeFlags {
 20418  			break
 20419  		}
 20420  		v_2_0 := v_2.Args[0]
 20421  		if v_2_0.Op != OpARM64NEGSflags {
 20422  			break
 20423  		}
 20424  		v_2_0_0 := v_2_0.Args[0]
 20425  		if v_2_0_0.Op != OpARM64NEG || v_2_0_0.Type != typ.UInt64 {
 20426  			break
 20427  		}
 20428  		v_2_0_0_0 := v_2_0_0.Args[0]
 20429  		if v_2_0_0_0.Op != OpARM64NGCzerocarry || v_2_0_0_0.Type != typ.UInt64 {
 20430  			break
 20431  		}
 20432  		bo := v_2_0_0_0.Args[0]
 20433  		v.reset(OpARM64SBCSflags)
 20434  		v.AddArg3(x, y, bo)
 20435  		return true
 20436  	}
 20437  	// match: (SBCSflags x y (Select1 <types.TypeFlags> (NEGSflags (MOVDconst [0]))))
 20438  	// result: (SUBSflags x y)
 20439  	for {
 20440  		x := v_0
 20441  		y := v_1
 20442  		if v_2.Op != OpSelect1 || v_2.Type != types.TypeFlags {
 20443  			break
 20444  		}
 20445  		v_2_0 := v_2.Args[0]
 20446  		if v_2_0.Op != OpARM64NEGSflags {
 20447  			break
 20448  		}
 20449  		v_2_0_0 := v_2_0.Args[0]
 20450  		if v_2_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_2_0_0.AuxInt) != 0 {
 20451  			break
 20452  		}
 20453  		v.reset(OpARM64SUBSflags)
 20454  		v.AddArg2(x, y)
 20455  		return true
 20456  	}
 20457  	return false
 20458  }
 20459  func rewriteValueARM64_OpARM64SLL(v *Value) bool {
 20460  	v_1 := v.Args[1]
 20461  	v_0 := v.Args[0]
 20462  	// match: (SLL x (MOVDconst [c]))
 20463  	// result: (SLLconst x [c&63])
 20464  	for {
 20465  		x := v_0
 20466  		if v_1.Op != OpARM64MOVDconst {
 20467  			break
 20468  		}
 20469  		c := auxIntToInt64(v_1.AuxInt)
 20470  		v.reset(OpARM64SLLconst)
 20471  		v.AuxInt = int64ToAuxInt(c & 63)
 20472  		v.AddArg(x)
 20473  		return true
 20474  	}
 20475  	return false
 20476  }
 20477  func rewriteValueARM64_OpARM64SLLconst(v *Value) bool {
 20478  	v_0 := v.Args[0]
 20479  	// match: (SLLconst [c] (MOVDconst [d]))
 20480  	// result: (MOVDconst [d<<uint64(c)])
 20481  	for {
 20482  		c := auxIntToInt64(v.AuxInt)
 20483  		if v_0.Op != OpARM64MOVDconst {
 20484  			break
 20485  		}
 20486  		d := auxIntToInt64(v_0.AuxInt)
 20487  		v.reset(OpARM64MOVDconst)
 20488  		v.AuxInt = int64ToAuxInt(d << uint64(c))
 20489  		return true
 20490  	}
 20491  	// match: (SLLconst [c] (SRLconst [c] x))
 20492  	// cond: 0 < c && c < 64
 20493  	// result: (ANDconst [^(1<<uint(c)-1)] x)
 20494  	for {
 20495  		c := auxIntToInt64(v.AuxInt)
 20496  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
 20497  			break
 20498  		}
 20499  		x := v_0.Args[0]
 20500  		if !(0 < c && c < 64) {
 20501  			break
 20502  		}
 20503  		v.reset(OpARM64ANDconst)
 20504  		v.AuxInt = int64ToAuxInt(^(1<<uint(c) - 1))
 20505  		v.AddArg(x)
 20506  		return true
 20507  	}
 20508  	// match: (SLLconst [lc] (MOVWreg x))
 20509  	// result: (SBFIZ [armBFAuxInt(lc, min(32, 64-lc))] x)
 20510  	for {
 20511  		lc := auxIntToInt64(v.AuxInt)
 20512  		if v_0.Op != OpARM64MOVWreg {
 20513  			break
 20514  		}
 20515  		x := v_0.Args[0]
 20516  		v.reset(OpARM64SBFIZ)
 20517  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(32, 64-lc)))
 20518  		v.AddArg(x)
 20519  		return true
 20520  	}
 20521  	// match: (SLLconst [lc] (MOVHreg x))
 20522  	// result: (SBFIZ [armBFAuxInt(lc, min(16, 64-lc))] x)
 20523  	for {
 20524  		lc := auxIntToInt64(v.AuxInt)
 20525  		if v_0.Op != OpARM64MOVHreg {
 20526  			break
 20527  		}
 20528  		x := v_0.Args[0]
 20529  		v.reset(OpARM64SBFIZ)
 20530  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(16, 64-lc)))
 20531  		v.AddArg(x)
 20532  		return true
 20533  	}
 20534  	// match: (SLLconst [lc] (MOVBreg x))
 20535  	// result: (SBFIZ [armBFAuxInt(lc, min(8, 64-lc))] x)
 20536  	for {
 20537  		lc := auxIntToInt64(v.AuxInt)
 20538  		if v_0.Op != OpARM64MOVBreg {
 20539  			break
 20540  		}
 20541  		x := v_0.Args[0]
 20542  		v.reset(OpARM64SBFIZ)
 20543  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(8, 64-lc)))
 20544  		v.AddArg(x)
 20545  		return true
 20546  	}
 20547  	// match: (SLLconst [lc] (MOVWUreg x))
 20548  	// result: (UBFIZ [armBFAuxInt(lc, min(32, 64-lc))] x)
 20549  	for {
 20550  		lc := auxIntToInt64(v.AuxInt)
 20551  		if v_0.Op != OpARM64MOVWUreg {
 20552  			break
 20553  		}
 20554  		x := v_0.Args[0]
 20555  		v.reset(OpARM64UBFIZ)
 20556  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(32, 64-lc)))
 20557  		v.AddArg(x)
 20558  		return true
 20559  	}
 20560  	// match: (SLLconst [lc] (MOVHUreg x))
 20561  	// result: (UBFIZ [armBFAuxInt(lc, min(16, 64-lc))] x)
 20562  	for {
 20563  		lc := auxIntToInt64(v.AuxInt)
 20564  		if v_0.Op != OpARM64MOVHUreg {
 20565  			break
 20566  		}
 20567  		x := v_0.Args[0]
 20568  		v.reset(OpARM64UBFIZ)
 20569  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(16, 64-lc)))
 20570  		v.AddArg(x)
 20571  		return true
 20572  	}
 20573  	// match: (SLLconst [lc] (MOVBUreg x))
 20574  	// result: (UBFIZ [armBFAuxInt(lc, min(8, 64-lc))] x)
 20575  	for {
 20576  		lc := auxIntToInt64(v.AuxInt)
 20577  		if v_0.Op != OpARM64MOVBUreg {
 20578  			break
 20579  		}
 20580  		x := v_0.Args[0]
 20581  		v.reset(OpARM64UBFIZ)
 20582  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc, min(8, 64-lc)))
 20583  		v.AddArg(x)
 20584  		return true
 20585  	}
 20586  	// match: (SLLconst [sc] (ANDconst [ac] x))
 20587  	// cond: isARM64BFMask(sc, ac, 0)
 20588  	// result: (UBFIZ [armBFAuxInt(sc, arm64BFWidth(ac, 0))] x)
 20589  	for {
 20590  		sc := auxIntToInt64(v.AuxInt)
 20591  		if v_0.Op != OpARM64ANDconst {
 20592  			break
 20593  		}
 20594  		ac := auxIntToInt64(v_0.AuxInt)
 20595  		x := v_0.Args[0]
 20596  		if !(isARM64BFMask(sc, ac, 0)) {
 20597  			break
 20598  		}
 20599  		v.reset(OpARM64UBFIZ)
 20600  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc, arm64BFWidth(ac, 0)))
 20601  		v.AddArg(x)
 20602  		return true
 20603  	}
 20604  	// match: (SLLconst [sc] (UBFIZ [bfc] x))
 20605  	// cond: sc+bfc.getARM64BFwidth()+bfc.getARM64BFlsb() < 64
 20606  	// result: (UBFIZ [armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth())] x)
 20607  	for {
 20608  		sc := auxIntToInt64(v.AuxInt)
 20609  		if v_0.Op != OpARM64UBFIZ {
 20610  			break
 20611  		}
 20612  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 20613  		x := v_0.Args[0]
 20614  		if !(sc+bfc.getARM64BFwidth()+bfc.getARM64BFlsb() < 64) {
 20615  			break
 20616  		}
 20617  		v.reset(OpARM64UBFIZ)
 20618  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()))
 20619  		v.AddArg(x)
 20620  		return true
 20621  	}
 20622  	return false
 20623  }
 20624  func rewriteValueARM64_OpARM64SRA(v *Value) bool {
 20625  	v_1 := v.Args[1]
 20626  	v_0 := v.Args[0]
 20627  	// match: (SRA x (MOVDconst [c]))
 20628  	// result: (SRAconst x [c&63])
 20629  	for {
 20630  		x := v_0
 20631  		if v_1.Op != OpARM64MOVDconst {
 20632  			break
 20633  		}
 20634  		c := auxIntToInt64(v_1.AuxInt)
 20635  		v.reset(OpARM64SRAconst)
 20636  		v.AuxInt = int64ToAuxInt(c & 63)
 20637  		v.AddArg(x)
 20638  		return true
 20639  	}
 20640  	return false
 20641  }
 20642  func rewriteValueARM64_OpARM64SRAconst(v *Value) bool {
 20643  	v_0 := v.Args[0]
 20644  	// match: (SRAconst [c] (MOVDconst [d]))
 20645  	// result: (MOVDconst [d>>uint64(c)])
 20646  	for {
 20647  		c := auxIntToInt64(v.AuxInt)
 20648  		if v_0.Op != OpARM64MOVDconst {
 20649  			break
 20650  		}
 20651  		d := auxIntToInt64(v_0.AuxInt)
 20652  		v.reset(OpARM64MOVDconst)
 20653  		v.AuxInt = int64ToAuxInt(d >> uint64(c))
 20654  		return true
 20655  	}
 20656  	// match: (SRAconst [rc] (SLLconst [lc] x))
 20657  	// cond: lc > rc
 20658  	// result: (SBFIZ [armBFAuxInt(lc-rc, 64-lc)] x)
 20659  	for {
 20660  		rc := auxIntToInt64(v.AuxInt)
 20661  		if v_0.Op != OpARM64SLLconst {
 20662  			break
 20663  		}
 20664  		lc := auxIntToInt64(v_0.AuxInt)
 20665  		x := v_0.Args[0]
 20666  		if !(lc > rc) {
 20667  			break
 20668  		}
 20669  		v.reset(OpARM64SBFIZ)
 20670  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc-rc, 64-lc))
 20671  		v.AddArg(x)
 20672  		return true
 20673  	}
 20674  	// match: (SRAconst [rc] (SLLconst [lc] x))
 20675  	// cond: lc <= rc
 20676  	// result: (SBFX [armBFAuxInt(rc-lc, 64-rc)] x)
 20677  	for {
 20678  		rc := auxIntToInt64(v.AuxInt)
 20679  		if v_0.Op != OpARM64SLLconst {
 20680  			break
 20681  		}
 20682  		lc := auxIntToInt64(v_0.AuxInt)
 20683  		x := v_0.Args[0]
 20684  		if !(lc <= rc) {
 20685  			break
 20686  		}
 20687  		v.reset(OpARM64SBFX)
 20688  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc-lc, 64-rc))
 20689  		v.AddArg(x)
 20690  		return true
 20691  	}
 20692  	// match: (SRAconst [rc] (MOVWreg x))
 20693  	// cond: rc < 32
 20694  	// result: (SBFX [armBFAuxInt(rc, 32-rc)] x)
 20695  	for {
 20696  		rc := auxIntToInt64(v.AuxInt)
 20697  		if v_0.Op != OpARM64MOVWreg {
 20698  			break
 20699  		}
 20700  		x := v_0.Args[0]
 20701  		if !(rc < 32) {
 20702  			break
 20703  		}
 20704  		v.reset(OpARM64SBFX)
 20705  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 32-rc))
 20706  		v.AddArg(x)
 20707  		return true
 20708  	}
 20709  	// match: (SRAconst [rc] (MOVHreg x))
 20710  	// cond: rc < 16
 20711  	// result: (SBFX [armBFAuxInt(rc, 16-rc)] x)
 20712  	for {
 20713  		rc := auxIntToInt64(v.AuxInt)
 20714  		if v_0.Op != OpARM64MOVHreg {
 20715  			break
 20716  		}
 20717  		x := v_0.Args[0]
 20718  		if !(rc < 16) {
 20719  			break
 20720  		}
 20721  		v.reset(OpARM64SBFX)
 20722  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 16-rc))
 20723  		v.AddArg(x)
 20724  		return true
 20725  	}
 20726  	// match: (SRAconst [rc] (MOVBreg x))
 20727  	// cond: rc < 8
 20728  	// result: (SBFX [armBFAuxInt(rc, 8-rc)] x)
 20729  	for {
 20730  		rc := auxIntToInt64(v.AuxInt)
 20731  		if v_0.Op != OpARM64MOVBreg {
 20732  			break
 20733  		}
 20734  		x := v_0.Args[0]
 20735  		if !(rc < 8) {
 20736  			break
 20737  		}
 20738  		v.reset(OpARM64SBFX)
 20739  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 8-rc))
 20740  		v.AddArg(x)
 20741  		return true
 20742  	}
 20743  	// match: (SRAconst [sc] (SBFIZ [bfc] x))
 20744  	// cond: sc < bfc.getARM64BFlsb()
 20745  	// result: (SBFIZ [armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth())] x)
 20746  	for {
 20747  		sc := auxIntToInt64(v.AuxInt)
 20748  		if v_0.Op != OpARM64SBFIZ {
 20749  			break
 20750  		}
 20751  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 20752  		x := v_0.Args[0]
 20753  		if !(sc < bfc.getARM64BFlsb()) {
 20754  			break
 20755  		}
 20756  		v.reset(OpARM64SBFIZ)
 20757  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth()))
 20758  		v.AddArg(x)
 20759  		return true
 20760  	}
 20761  	// match: (SRAconst [sc] (SBFIZ [bfc] x))
 20762  	// cond: sc >= bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()
 20763  	// result: (SBFX [armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc)] x)
 20764  	for {
 20765  		sc := auxIntToInt64(v.AuxInt)
 20766  		if v_0.Op != OpARM64SBFIZ {
 20767  			break
 20768  		}
 20769  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 20770  		x := v_0.Args[0]
 20771  		if !(sc >= bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()) {
 20772  			break
 20773  		}
 20774  		v.reset(OpARM64SBFX)
 20775  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc))
 20776  		v.AddArg(x)
 20777  		return true
 20778  	}
 20779  	return false
 20780  }
 20781  func rewriteValueARM64_OpARM64SRL(v *Value) bool {
 20782  	v_1 := v.Args[1]
 20783  	v_0 := v.Args[0]
 20784  	// match: (SRL x (MOVDconst [c]))
 20785  	// result: (SRLconst x [c&63])
 20786  	for {
 20787  		x := v_0
 20788  		if v_1.Op != OpARM64MOVDconst {
 20789  			break
 20790  		}
 20791  		c := auxIntToInt64(v_1.AuxInt)
 20792  		v.reset(OpARM64SRLconst)
 20793  		v.AuxInt = int64ToAuxInt(c & 63)
 20794  		v.AddArg(x)
 20795  		return true
 20796  	}
 20797  	return false
 20798  }
 20799  func rewriteValueARM64_OpARM64SRLconst(v *Value) bool {
 20800  	v_0 := v.Args[0]
 20801  	// match: (SRLconst [c] (MOVDconst [d]))
 20802  	// result: (MOVDconst [int64(uint64(d)>>uint64(c))])
 20803  	for {
 20804  		c := auxIntToInt64(v.AuxInt)
 20805  		if v_0.Op != OpARM64MOVDconst {
 20806  			break
 20807  		}
 20808  		d := auxIntToInt64(v_0.AuxInt)
 20809  		v.reset(OpARM64MOVDconst)
 20810  		v.AuxInt = int64ToAuxInt(int64(uint64(d) >> uint64(c)))
 20811  		return true
 20812  	}
 20813  	// match: (SRLconst [c] (SLLconst [c] x))
 20814  	// cond: 0 < c && c < 64
 20815  	// result: (ANDconst [1<<uint(64-c)-1] x)
 20816  	for {
 20817  		c := auxIntToInt64(v.AuxInt)
 20818  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
 20819  			break
 20820  		}
 20821  		x := v_0.Args[0]
 20822  		if !(0 < c && c < 64) {
 20823  			break
 20824  		}
 20825  		v.reset(OpARM64ANDconst)
 20826  		v.AuxInt = int64ToAuxInt(1<<uint(64-c) - 1)
 20827  		v.AddArg(x)
 20828  		return true
 20829  	}
 20830  	// match: (SRLconst [rc] (MOVWUreg x))
 20831  	// cond: rc >= 32
 20832  	// result: (MOVDconst [0])
 20833  	for {
 20834  		rc := auxIntToInt64(v.AuxInt)
 20835  		if v_0.Op != OpARM64MOVWUreg {
 20836  			break
 20837  		}
 20838  		if !(rc >= 32) {
 20839  			break
 20840  		}
 20841  		v.reset(OpARM64MOVDconst)
 20842  		v.AuxInt = int64ToAuxInt(0)
 20843  		return true
 20844  	}
 20845  	// match: (SRLconst [rc] (MOVHUreg x))
 20846  	// cond: rc >= 16
 20847  	// result: (MOVDconst [0])
 20848  	for {
 20849  		rc := auxIntToInt64(v.AuxInt)
 20850  		if v_0.Op != OpARM64MOVHUreg {
 20851  			break
 20852  		}
 20853  		if !(rc >= 16) {
 20854  			break
 20855  		}
 20856  		v.reset(OpARM64MOVDconst)
 20857  		v.AuxInt = int64ToAuxInt(0)
 20858  		return true
 20859  	}
 20860  	// match: (SRLconst [rc] (MOVBUreg x))
 20861  	// cond: rc >= 8
 20862  	// result: (MOVDconst [0])
 20863  	for {
 20864  		rc := auxIntToInt64(v.AuxInt)
 20865  		if v_0.Op != OpARM64MOVBUreg {
 20866  			break
 20867  		}
 20868  		if !(rc >= 8) {
 20869  			break
 20870  		}
 20871  		v.reset(OpARM64MOVDconst)
 20872  		v.AuxInt = int64ToAuxInt(0)
 20873  		return true
 20874  	}
 20875  	// match: (SRLconst [rc] (SLLconst [lc] x))
 20876  	// cond: lc > rc
 20877  	// result: (UBFIZ [armBFAuxInt(lc-rc, 64-lc)] x)
 20878  	for {
 20879  		rc := auxIntToInt64(v.AuxInt)
 20880  		if v_0.Op != OpARM64SLLconst {
 20881  			break
 20882  		}
 20883  		lc := auxIntToInt64(v_0.AuxInt)
 20884  		x := v_0.Args[0]
 20885  		if !(lc > rc) {
 20886  			break
 20887  		}
 20888  		v.reset(OpARM64UBFIZ)
 20889  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(lc-rc, 64-lc))
 20890  		v.AddArg(x)
 20891  		return true
 20892  	}
 20893  	// match: (SRLconst [rc] (SLLconst [lc] x))
 20894  	// cond: lc < rc
 20895  	// result: (UBFX [armBFAuxInt(rc-lc, 64-rc)] x)
 20896  	for {
 20897  		rc := auxIntToInt64(v.AuxInt)
 20898  		if v_0.Op != OpARM64SLLconst {
 20899  			break
 20900  		}
 20901  		lc := auxIntToInt64(v_0.AuxInt)
 20902  		x := v_0.Args[0]
 20903  		if !(lc < rc) {
 20904  			break
 20905  		}
 20906  		v.reset(OpARM64UBFX)
 20907  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc-lc, 64-rc))
 20908  		v.AddArg(x)
 20909  		return true
 20910  	}
 20911  	// match: (SRLconst [rc] (MOVWUreg x))
 20912  	// cond: rc < 32
 20913  	// result: (UBFX [armBFAuxInt(rc, 32-rc)] x)
 20914  	for {
 20915  		rc := auxIntToInt64(v.AuxInt)
 20916  		if v_0.Op != OpARM64MOVWUreg {
 20917  			break
 20918  		}
 20919  		x := v_0.Args[0]
 20920  		if !(rc < 32) {
 20921  			break
 20922  		}
 20923  		v.reset(OpARM64UBFX)
 20924  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 32-rc))
 20925  		v.AddArg(x)
 20926  		return true
 20927  	}
 20928  	// match: (SRLconst [rc] (MOVHUreg x))
 20929  	// cond: rc < 16
 20930  	// result: (UBFX [armBFAuxInt(rc, 16-rc)] x)
 20931  	for {
 20932  		rc := auxIntToInt64(v.AuxInt)
 20933  		if v_0.Op != OpARM64MOVHUreg {
 20934  			break
 20935  		}
 20936  		x := v_0.Args[0]
 20937  		if !(rc < 16) {
 20938  			break
 20939  		}
 20940  		v.reset(OpARM64UBFX)
 20941  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 16-rc))
 20942  		v.AddArg(x)
 20943  		return true
 20944  	}
 20945  	// match: (SRLconst [rc] (MOVBUreg x))
 20946  	// cond: rc < 8
 20947  	// result: (UBFX [armBFAuxInt(rc, 8-rc)] x)
 20948  	for {
 20949  		rc := auxIntToInt64(v.AuxInt)
 20950  		if v_0.Op != OpARM64MOVBUreg {
 20951  			break
 20952  		}
 20953  		x := v_0.Args[0]
 20954  		if !(rc < 8) {
 20955  			break
 20956  		}
 20957  		v.reset(OpARM64UBFX)
 20958  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(rc, 8-rc))
 20959  		v.AddArg(x)
 20960  		return true
 20961  	}
 20962  	// match: (SRLconst [sc] (ANDconst [ac] x))
 20963  	// cond: isARM64BFMask(sc, ac, sc)
 20964  	// result: (UBFX [armBFAuxInt(sc, arm64BFWidth(ac, sc))] x)
 20965  	for {
 20966  		sc := auxIntToInt64(v.AuxInt)
 20967  		if v_0.Op != OpARM64ANDconst {
 20968  			break
 20969  		}
 20970  		ac := auxIntToInt64(v_0.AuxInt)
 20971  		x := v_0.Args[0]
 20972  		if !(isARM64BFMask(sc, ac, sc)) {
 20973  			break
 20974  		}
 20975  		v.reset(OpARM64UBFX)
 20976  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc, arm64BFWidth(ac, sc)))
 20977  		v.AddArg(x)
 20978  		return true
 20979  	}
 20980  	// match: (SRLconst [sc] (UBFX [bfc] x))
 20981  	// cond: sc < bfc.getARM64BFwidth()
 20982  	// result: (UBFX [armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()-sc)] x)
 20983  	for {
 20984  		sc := auxIntToInt64(v.AuxInt)
 20985  		if v_0.Op != OpARM64UBFX {
 20986  			break
 20987  		}
 20988  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 20989  		x := v_0.Args[0]
 20990  		if !(sc < bfc.getARM64BFwidth()) {
 20991  			break
 20992  		}
 20993  		v.reset(OpARM64UBFX)
 20994  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()-sc))
 20995  		v.AddArg(x)
 20996  		return true
 20997  	}
 20998  	// match: (SRLconst [sc] (UBFIZ [bfc] x))
 20999  	// cond: sc == bfc.getARM64BFlsb()
 21000  	// result: (ANDconst [1<<uint(bfc.getARM64BFwidth())-1] x)
 21001  	for {
 21002  		sc := auxIntToInt64(v.AuxInt)
 21003  		if v_0.Op != OpARM64UBFIZ {
 21004  			break
 21005  		}
 21006  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 21007  		x := v_0.Args[0]
 21008  		if !(sc == bfc.getARM64BFlsb()) {
 21009  			break
 21010  		}
 21011  		v.reset(OpARM64ANDconst)
 21012  		v.AuxInt = int64ToAuxInt(1<<uint(bfc.getARM64BFwidth()) - 1)
 21013  		v.AddArg(x)
 21014  		return true
 21015  	}
 21016  	// match: (SRLconst [sc] (UBFIZ [bfc] x))
 21017  	// cond: sc < bfc.getARM64BFlsb()
 21018  	// result: (UBFIZ [armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth())] x)
 21019  	for {
 21020  		sc := auxIntToInt64(v.AuxInt)
 21021  		if v_0.Op != OpARM64UBFIZ {
 21022  			break
 21023  		}
 21024  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 21025  		x := v_0.Args[0]
 21026  		if !(sc < bfc.getARM64BFlsb()) {
 21027  			break
 21028  		}
 21029  		v.reset(OpARM64UBFIZ)
 21030  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth()))
 21031  		v.AddArg(x)
 21032  		return true
 21033  	}
 21034  	// match: (SRLconst [sc] (UBFIZ [bfc] x))
 21035  	// cond: sc > bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()
 21036  	// result: (UBFX [armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc)] x)
 21037  	for {
 21038  		sc := auxIntToInt64(v.AuxInt)
 21039  		if v_0.Op != OpARM64UBFIZ {
 21040  			break
 21041  		}
 21042  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 21043  		x := v_0.Args[0]
 21044  		if !(sc > bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()) {
 21045  			break
 21046  		}
 21047  		v.reset(OpARM64UBFX)
 21048  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc))
 21049  		v.AddArg(x)
 21050  		return true
 21051  	}
 21052  	return false
 21053  }
 21054  func rewriteValueARM64_OpARM64STP(v *Value) bool {
 21055  	v_3 := v.Args[3]
 21056  	v_2 := v.Args[2]
 21057  	v_1 := v.Args[1]
 21058  	v_0 := v.Args[0]
 21059  	b := v.Block
 21060  	config := b.Func.Config
 21061  	// match: (STP [off1] {sym} (ADDconst [off2] ptr) val1 val2 mem)
 21062  	// cond: is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 21063  	// result: (STP [off1+int32(off2)] {sym} ptr val1 val2 mem)
 21064  	for {
 21065  		off1 := auxIntToInt32(v.AuxInt)
 21066  		sym := auxToSym(v.Aux)
 21067  		if v_0.Op != OpARM64ADDconst {
 21068  			break
 21069  		}
 21070  		off2 := auxIntToInt64(v_0.AuxInt)
 21071  		ptr := v_0.Args[0]
 21072  		val1 := v_1
 21073  		val2 := v_2
 21074  		mem := v_3
 21075  		if !(is32Bit(int64(off1)+off2) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 21076  			break
 21077  		}
 21078  		v.reset(OpARM64STP)
 21079  		v.AuxInt = int32ToAuxInt(off1 + int32(off2))
 21080  		v.Aux = symToAux(sym)
 21081  		v.AddArg4(ptr, val1, val2, mem)
 21082  		return true
 21083  	}
 21084  	// match: (STP [off1] {sym1} (MOVDaddr [off2] {sym2} ptr) val1 val2 mem)
 21085  	// cond: canMergeSym(sym1,sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)
 21086  	// result: (STP [off1+off2] {mergeSym(sym1,sym2)} ptr val1 val2 mem)
 21087  	for {
 21088  		off1 := auxIntToInt32(v.AuxInt)
 21089  		sym1 := auxToSym(v.Aux)
 21090  		if v_0.Op != OpARM64MOVDaddr {
 21091  			break
 21092  		}
 21093  		off2 := auxIntToInt32(v_0.AuxInt)
 21094  		sym2 := auxToSym(v_0.Aux)
 21095  		ptr := v_0.Args[0]
 21096  		val1 := v_1
 21097  		val2 := v_2
 21098  		mem := v_3
 21099  		if !(canMergeSym(sym1, sym2) && is32Bit(int64(off1)+int64(off2)) && (ptr.Op != OpSB || !config.ctxt.Flag_shared)) {
 21100  			break
 21101  		}
 21102  		v.reset(OpARM64STP)
 21103  		v.AuxInt = int32ToAuxInt(off1 + off2)
 21104  		v.Aux = symToAux(mergeSym(sym1, sym2))
 21105  		v.AddArg4(ptr, val1, val2, mem)
 21106  		return true
 21107  	}
 21108  	// match: (STP [off] {sym} ptr (MOVDconst [0]) (MOVDconst [0]) mem)
 21109  	// result: (MOVQstorezero [off] {sym} ptr mem)
 21110  	for {
 21111  		off := auxIntToInt32(v.AuxInt)
 21112  		sym := auxToSym(v.Aux)
 21113  		ptr := v_0
 21114  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 0 || v_2.Op != OpARM64MOVDconst || auxIntToInt64(v_2.AuxInt) != 0 {
 21115  			break
 21116  		}
 21117  		mem := v_3
 21118  		v.reset(OpARM64MOVQstorezero)
 21119  		v.AuxInt = int32ToAuxInt(off)
 21120  		v.Aux = symToAux(sym)
 21121  		v.AddArg2(ptr, mem)
 21122  		return true
 21123  	}
 21124  	return false
 21125  }
 21126  func rewriteValueARM64_OpARM64SUB(v *Value) bool {
 21127  	v_1 := v.Args[1]
 21128  	v_0 := v.Args[0]
 21129  	b := v.Block
 21130  	// match: (SUB x (MOVDconst [c]))
 21131  	// result: (SUBconst [c] x)
 21132  	for {
 21133  		x := v_0
 21134  		if v_1.Op != OpARM64MOVDconst {
 21135  			break
 21136  		}
 21137  		c := auxIntToInt64(v_1.AuxInt)
 21138  		v.reset(OpARM64SUBconst)
 21139  		v.AuxInt = int64ToAuxInt(c)
 21140  		v.AddArg(x)
 21141  		return true
 21142  	}
 21143  	// match: (SUB a l:(MUL x y))
 21144  	// cond: l.Uses==1 && clobber(l)
 21145  	// result: (MSUB a x y)
 21146  	for {
 21147  		a := v_0
 21148  		l := v_1
 21149  		if l.Op != OpARM64MUL {
 21150  			break
 21151  		}
 21152  		y := l.Args[1]
 21153  		x := l.Args[0]
 21154  		if !(l.Uses == 1 && clobber(l)) {
 21155  			break
 21156  		}
 21157  		v.reset(OpARM64MSUB)
 21158  		v.AddArg3(a, x, y)
 21159  		return true
 21160  	}
 21161  	// match: (SUB a l:(MNEG x y))
 21162  	// cond: l.Uses==1 && clobber(l)
 21163  	// result: (MADD a x y)
 21164  	for {
 21165  		a := v_0
 21166  		l := v_1
 21167  		if l.Op != OpARM64MNEG {
 21168  			break
 21169  		}
 21170  		y := l.Args[1]
 21171  		x := l.Args[0]
 21172  		if !(l.Uses == 1 && clobber(l)) {
 21173  			break
 21174  		}
 21175  		v.reset(OpARM64MADD)
 21176  		v.AddArg3(a, x, y)
 21177  		return true
 21178  	}
 21179  	// match: (SUB a l:(MULW x y))
 21180  	// cond: a.Type.Size() != 8 && l.Uses==1 && clobber(l)
 21181  	// result: (MSUBW a x y)
 21182  	for {
 21183  		a := v_0
 21184  		l := v_1
 21185  		if l.Op != OpARM64MULW {
 21186  			break
 21187  		}
 21188  		y := l.Args[1]
 21189  		x := l.Args[0]
 21190  		if !(a.Type.Size() != 8 && l.Uses == 1 && clobber(l)) {
 21191  			break
 21192  		}
 21193  		v.reset(OpARM64MSUBW)
 21194  		v.AddArg3(a, x, y)
 21195  		return true
 21196  	}
 21197  	// match: (SUB a l:(MNEGW x y))
 21198  	// cond: a.Type.Size() != 8 && l.Uses==1 && clobber(l)
 21199  	// result: (MADDW a x y)
 21200  	for {
 21201  		a := v_0
 21202  		l := v_1
 21203  		if l.Op != OpARM64MNEGW {
 21204  			break
 21205  		}
 21206  		y := l.Args[1]
 21207  		x := l.Args[0]
 21208  		if !(a.Type.Size() != 8 && l.Uses == 1 && clobber(l)) {
 21209  			break
 21210  		}
 21211  		v.reset(OpARM64MADDW)
 21212  		v.AddArg3(a, x, y)
 21213  		return true
 21214  	}
 21215  	// match: (SUB x x)
 21216  	// result: (MOVDconst [0])
 21217  	for {
 21218  		x := v_0
 21219  		if x != v_1 {
 21220  			break
 21221  		}
 21222  		v.reset(OpARM64MOVDconst)
 21223  		v.AuxInt = int64ToAuxInt(0)
 21224  		return true
 21225  	}
 21226  	// match: (SUB x (SUB y z))
 21227  	// result: (SUB (ADD <v.Type> x z) y)
 21228  	for {
 21229  		x := v_0
 21230  		if v_1.Op != OpARM64SUB {
 21231  			break
 21232  		}
 21233  		z := v_1.Args[1]
 21234  		y := v_1.Args[0]
 21235  		v.reset(OpARM64SUB)
 21236  		v0 := b.NewValue0(v.Pos, OpARM64ADD, v.Type)
 21237  		v0.AddArg2(x, z)
 21238  		v.AddArg2(v0, y)
 21239  		return true
 21240  	}
 21241  	// match: (SUB (SUB x y) z)
 21242  	// result: (SUB x (ADD <y.Type> y z))
 21243  	for {
 21244  		if v_0.Op != OpARM64SUB {
 21245  			break
 21246  		}
 21247  		y := v_0.Args[1]
 21248  		x := v_0.Args[0]
 21249  		z := v_1
 21250  		v.reset(OpARM64SUB)
 21251  		v0 := b.NewValue0(v.Pos, OpARM64ADD, y.Type)
 21252  		v0.AddArg2(y, z)
 21253  		v.AddArg2(x, v0)
 21254  		return true
 21255  	}
 21256  	// match: (SUB x0 x1:(SLLconst [c] y))
 21257  	// cond: clobberIfDead(x1)
 21258  	// result: (SUBshiftLL x0 y [c])
 21259  	for {
 21260  		x0 := v_0
 21261  		x1 := v_1
 21262  		if x1.Op != OpARM64SLLconst {
 21263  			break
 21264  		}
 21265  		c := auxIntToInt64(x1.AuxInt)
 21266  		y := x1.Args[0]
 21267  		if !(clobberIfDead(x1)) {
 21268  			break
 21269  		}
 21270  		v.reset(OpARM64SUBshiftLL)
 21271  		v.AuxInt = int64ToAuxInt(c)
 21272  		v.AddArg2(x0, y)
 21273  		return true
 21274  	}
 21275  	// match: (SUB x0 x1:(SRLconst [c] y))
 21276  	// cond: clobberIfDead(x1)
 21277  	// result: (SUBshiftRL x0 y [c])
 21278  	for {
 21279  		x0 := v_0
 21280  		x1 := v_1
 21281  		if x1.Op != OpARM64SRLconst {
 21282  			break
 21283  		}
 21284  		c := auxIntToInt64(x1.AuxInt)
 21285  		y := x1.Args[0]
 21286  		if !(clobberIfDead(x1)) {
 21287  			break
 21288  		}
 21289  		v.reset(OpARM64SUBshiftRL)
 21290  		v.AuxInt = int64ToAuxInt(c)
 21291  		v.AddArg2(x0, y)
 21292  		return true
 21293  	}
 21294  	// match: (SUB x0 x1:(SRAconst [c] y))
 21295  	// cond: clobberIfDead(x1)
 21296  	// result: (SUBshiftRA x0 y [c])
 21297  	for {
 21298  		x0 := v_0
 21299  		x1 := v_1
 21300  		if x1.Op != OpARM64SRAconst {
 21301  			break
 21302  		}
 21303  		c := auxIntToInt64(x1.AuxInt)
 21304  		y := x1.Args[0]
 21305  		if !(clobberIfDead(x1)) {
 21306  			break
 21307  		}
 21308  		v.reset(OpARM64SUBshiftRA)
 21309  		v.AuxInt = int64ToAuxInt(c)
 21310  		v.AddArg2(x0, y)
 21311  		return true
 21312  	}
 21313  	return false
 21314  }
 21315  func rewriteValueARM64_OpARM64SUBconst(v *Value) bool {
 21316  	v_0 := v.Args[0]
 21317  	// match: (SUBconst [0] x)
 21318  	// result: x
 21319  	for {
 21320  		if auxIntToInt64(v.AuxInt) != 0 {
 21321  			break
 21322  		}
 21323  		x := v_0
 21324  		v.copyOf(x)
 21325  		return true
 21326  	}
 21327  	// match: (SUBconst [c] (MOVDconst [d]))
 21328  	// result: (MOVDconst [d-c])
 21329  	for {
 21330  		c := auxIntToInt64(v.AuxInt)
 21331  		if v_0.Op != OpARM64MOVDconst {
 21332  			break
 21333  		}
 21334  		d := auxIntToInt64(v_0.AuxInt)
 21335  		v.reset(OpARM64MOVDconst)
 21336  		v.AuxInt = int64ToAuxInt(d - c)
 21337  		return true
 21338  	}
 21339  	// match: (SUBconst [c] (SUBconst [d] x))
 21340  	// result: (ADDconst [-c-d] x)
 21341  	for {
 21342  		c := auxIntToInt64(v.AuxInt)
 21343  		if v_0.Op != OpARM64SUBconst {
 21344  			break
 21345  		}
 21346  		d := auxIntToInt64(v_0.AuxInt)
 21347  		x := v_0.Args[0]
 21348  		v.reset(OpARM64ADDconst)
 21349  		v.AuxInt = int64ToAuxInt(-c - d)
 21350  		v.AddArg(x)
 21351  		return true
 21352  	}
 21353  	// match: (SUBconst [c] (ADDconst [d] x))
 21354  	// result: (ADDconst [-c+d] x)
 21355  	for {
 21356  		c := auxIntToInt64(v.AuxInt)
 21357  		if v_0.Op != OpARM64ADDconst {
 21358  			break
 21359  		}
 21360  		d := auxIntToInt64(v_0.AuxInt)
 21361  		x := v_0.Args[0]
 21362  		v.reset(OpARM64ADDconst)
 21363  		v.AuxInt = int64ToAuxInt(-c + d)
 21364  		v.AddArg(x)
 21365  		return true
 21366  	}
 21367  	return false
 21368  }
 21369  func rewriteValueARM64_OpARM64SUBshiftLL(v *Value) bool {
 21370  	v_1 := v.Args[1]
 21371  	v_0 := v.Args[0]
 21372  	// match: (SUBshiftLL x (MOVDconst [c]) [d])
 21373  	// result: (SUBconst x [int64(uint64(c)<<uint64(d))])
 21374  	for {
 21375  		d := auxIntToInt64(v.AuxInt)
 21376  		x := v_0
 21377  		if v_1.Op != OpARM64MOVDconst {
 21378  			break
 21379  		}
 21380  		c := auxIntToInt64(v_1.AuxInt)
 21381  		v.reset(OpARM64SUBconst)
 21382  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
 21383  		v.AddArg(x)
 21384  		return true
 21385  	}
 21386  	// match: (SUBshiftLL (SLLconst x [c]) x [c])
 21387  	// result: (MOVDconst [0])
 21388  	for {
 21389  		c := auxIntToInt64(v.AuxInt)
 21390  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
 21391  			break
 21392  		}
 21393  		x := v_0.Args[0]
 21394  		if x != v_1 {
 21395  			break
 21396  		}
 21397  		v.reset(OpARM64MOVDconst)
 21398  		v.AuxInt = int64ToAuxInt(0)
 21399  		return true
 21400  	}
 21401  	return false
 21402  }
 21403  func rewriteValueARM64_OpARM64SUBshiftRA(v *Value) bool {
 21404  	v_1 := v.Args[1]
 21405  	v_0 := v.Args[0]
 21406  	// match: (SUBshiftRA x (MOVDconst [c]) [d])
 21407  	// result: (SUBconst x [c>>uint64(d)])
 21408  	for {
 21409  		d := auxIntToInt64(v.AuxInt)
 21410  		x := v_0
 21411  		if v_1.Op != OpARM64MOVDconst {
 21412  			break
 21413  		}
 21414  		c := auxIntToInt64(v_1.AuxInt)
 21415  		v.reset(OpARM64SUBconst)
 21416  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
 21417  		v.AddArg(x)
 21418  		return true
 21419  	}
 21420  	// match: (SUBshiftRA (SRAconst x [c]) x [c])
 21421  	// result: (MOVDconst [0])
 21422  	for {
 21423  		c := auxIntToInt64(v.AuxInt)
 21424  		if v_0.Op != OpARM64SRAconst || auxIntToInt64(v_0.AuxInt) != c {
 21425  			break
 21426  		}
 21427  		x := v_0.Args[0]
 21428  		if x != v_1 {
 21429  			break
 21430  		}
 21431  		v.reset(OpARM64MOVDconst)
 21432  		v.AuxInt = int64ToAuxInt(0)
 21433  		return true
 21434  	}
 21435  	return false
 21436  }
 21437  func rewriteValueARM64_OpARM64SUBshiftRL(v *Value) bool {
 21438  	v_1 := v.Args[1]
 21439  	v_0 := v.Args[0]
 21440  	// match: (SUBshiftRL x (MOVDconst [c]) [d])
 21441  	// result: (SUBconst x [int64(uint64(c)>>uint64(d))])
 21442  	for {
 21443  		d := auxIntToInt64(v.AuxInt)
 21444  		x := v_0
 21445  		if v_1.Op != OpARM64MOVDconst {
 21446  			break
 21447  		}
 21448  		c := auxIntToInt64(v_1.AuxInt)
 21449  		v.reset(OpARM64SUBconst)
 21450  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
 21451  		v.AddArg(x)
 21452  		return true
 21453  	}
 21454  	// match: (SUBshiftRL (SRLconst x [c]) x [c])
 21455  	// result: (MOVDconst [0])
 21456  	for {
 21457  		c := auxIntToInt64(v.AuxInt)
 21458  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
 21459  			break
 21460  		}
 21461  		x := v_0.Args[0]
 21462  		if x != v_1 {
 21463  			break
 21464  		}
 21465  		v.reset(OpARM64MOVDconst)
 21466  		v.AuxInt = int64ToAuxInt(0)
 21467  		return true
 21468  	}
 21469  	return false
 21470  }
 21471  func rewriteValueARM64_OpARM64TST(v *Value) bool {
 21472  	v_1 := v.Args[1]
 21473  	v_0 := v.Args[0]
 21474  	// match: (TST x (MOVDconst [c]))
 21475  	// result: (TSTconst [c] x)
 21476  	for {
 21477  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21478  			x := v_0
 21479  			if v_1.Op != OpARM64MOVDconst {
 21480  				continue
 21481  			}
 21482  			c := auxIntToInt64(v_1.AuxInt)
 21483  			v.reset(OpARM64TSTconst)
 21484  			v.AuxInt = int64ToAuxInt(c)
 21485  			v.AddArg(x)
 21486  			return true
 21487  		}
 21488  		break
 21489  	}
 21490  	// match: (TST x0 x1:(SLLconst [c] y))
 21491  	// cond: clobberIfDead(x1)
 21492  	// result: (TSTshiftLL x0 y [c])
 21493  	for {
 21494  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21495  			x0 := v_0
 21496  			x1 := v_1
 21497  			if x1.Op != OpARM64SLLconst {
 21498  				continue
 21499  			}
 21500  			c := auxIntToInt64(x1.AuxInt)
 21501  			y := x1.Args[0]
 21502  			if !(clobberIfDead(x1)) {
 21503  				continue
 21504  			}
 21505  			v.reset(OpARM64TSTshiftLL)
 21506  			v.AuxInt = int64ToAuxInt(c)
 21507  			v.AddArg2(x0, y)
 21508  			return true
 21509  		}
 21510  		break
 21511  	}
 21512  	// match: (TST x0 x1:(SRLconst [c] y))
 21513  	// cond: clobberIfDead(x1)
 21514  	// result: (TSTshiftRL x0 y [c])
 21515  	for {
 21516  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21517  			x0 := v_0
 21518  			x1 := v_1
 21519  			if x1.Op != OpARM64SRLconst {
 21520  				continue
 21521  			}
 21522  			c := auxIntToInt64(x1.AuxInt)
 21523  			y := x1.Args[0]
 21524  			if !(clobberIfDead(x1)) {
 21525  				continue
 21526  			}
 21527  			v.reset(OpARM64TSTshiftRL)
 21528  			v.AuxInt = int64ToAuxInt(c)
 21529  			v.AddArg2(x0, y)
 21530  			return true
 21531  		}
 21532  		break
 21533  	}
 21534  	// match: (TST x0 x1:(SRAconst [c] y))
 21535  	// cond: clobberIfDead(x1)
 21536  	// result: (TSTshiftRA x0 y [c])
 21537  	for {
 21538  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21539  			x0 := v_0
 21540  			x1 := v_1
 21541  			if x1.Op != OpARM64SRAconst {
 21542  				continue
 21543  			}
 21544  			c := auxIntToInt64(x1.AuxInt)
 21545  			y := x1.Args[0]
 21546  			if !(clobberIfDead(x1)) {
 21547  				continue
 21548  			}
 21549  			v.reset(OpARM64TSTshiftRA)
 21550  			v.AuxInt = int64ToAuxInt(c)
 21551  			v.AddArg2(x0, y)
 21552  			return true
 21553  		}
 21554  		break
 21555  	}
 21556  	// match: (TST x0 x1:(RORconst [c] y))
 21557  	// cond: clobberIfDead(x1)
 21558  	// result: (TSTshiftRO x0 y [c])
 21559  	for {
 21560  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21561  			x0 := v_0
 21562  			x1 := v_1
 21563  			if x1.Op != OpARM64RORconst {
 21564  				continue
 21565  			}
 21566  			c := auxIntToInt64(x1.AuxInt)
 21567  			y := x1.Args[0]
 21568  			if !(clobberIfDead(x1)) {
 21569  				continue
 21570  			}
 21571  			v.reset(OpARM64TSTshiftRO)
 21572  			v.AuxInt = int64ToAuxInt(c)
 21573  			v.AddArg2(x0, y)
 21574  			return true
 21575  		}
 21576  		break
 21577  	}
 21578  	return false
 21579  }
 21580  func rewriteValueARM64_OpARM64TSTW(v *Value) bool {
 21581  	v_1 := v.Args[1]
 21582  	v_0 := v.Args[0]
 21583  	// match: (TSTW x (MOVDconst [c]))
 21584  	// result: (TSTWconst [int32(c)] x)
 21585  	for {
 21586  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 21587  			x := v_0
 21588  			if v_1.Op != OpARM64MOVDconst {
 21589  				continue
 21590  			}
 21591  			c := auxIntToInt64(v_1.AuxInt)
 21592  			v.reset(OpARM64TSTWconst)
 21593  			v.AuxInt = int32ToAuxInt(int32(c))
 21594  			v.AddArg(x)
 21595  			return true
 21596  		}
 21597  		break
 21598  	}
 21599  	return false
 21600  }
 21601  func rewriteValueARM64_OpARM64TSTWconst(v *Value) bool {
 21602  	v_0 := v.Args[0]
 21603  	// match: (TSTWconst (MOVDconst [x]) [y])
 21604  	// result: (FlagConstant [logicFlags32(int32(x)&y)])
 21605  	for {
 21606  		y := auxIntToInt32(v.AuxInt)
 21607  		if v_0.Op != OpARM64MOVDconst {
 21608  			break
 21609  		}
 21610  		x := auxIntToInt64(v_0.AuxInt)
 21611  		v.reset(OpARM64FlagConstant)
 21612  		v.AuxInt = flagConstantToAuxInt(logicFlags32(int32(x) & y))
 21613  		return true
 21614  	}
 21615  	return false
 21616  }
 21617  func rewriteValueARM64_OpARM64TSTconst(v *Value) bool {
 21618  	v_0 := v.Args[0]
 21619  	// match: (TSTconst (MOVDconst [x]) [y])
 21620  	// result: (FlagConstant [logicFlags64(x&y)])
 21621  	for {
 21622  		y := auxIntToInt64(v.AuxInt)
 21623  		if v_0.Op != OpARM64MOVDconst {
 21624  			break
 21625  		}
 21626  		x := auxIntToInt64(v_0.AuxInt)
 21627  		v.reset(OpARM64FlagConstant)
 21628  		v.AuxInt = flagConstantToAuxInt(logicFlags64(x & y))
 21629  		return true
 21630  	}
 21631  	return false
 21632  }
 21633  func rewriteValueARM64_OpARM64TSTshiftLL(v *Value) bool {
 21634  	v_1 := v.Args[1]
 21635  	v_0 := v.Args[0]
 21636  	b := v.Block
 21637  	// match: (TSTshiftLL (MOVDconst [c]) x [d])
 21638  	// result: (TSTconst [c] (SLLconst <x.Type> x [d]))
 21639  	for {
 21640  		d := auxIntToInt64(v.AuxInt)
 21641  		if v_0.Op != OpARM64MOVDconst {
 21642  			break
 21643  		}
 21644  		c := auxIntToInt64(v_0.AuxInt)
 21645  		x := v_1
 21646  		v.reset(OpARM64TSTconst)
 21647  		v.AuxInt = int64ToAuxInt(c)
 21648  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
 21649  		v0.AuxInt = int64ToAuxInt(d)
 21650  		v0.AddArg(x)
 21651  		v.AddArg(v0)
 21652  		return true
 21653  	}
 21654  	// match: (TSTshiftLL x (MOVDconst [c]) [d])
 21655  	// result: (TSTconst x [int64(uint64(c)<<uint64(d))])
 21656  	for {
 21657  		d := auxIntToInt64(v.AuxInt)
 21658  		x := v_0
 21659  		if v_1.Op != OpARM64MOVDconst {
 21660  			break
 21661  		}
 21662  		c := auxIntToInt64(v_1.AuxInt)
 21663  		v.reset(OpARM64TSTconst)
 21664  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
 21665  		v.AddArg(x)
 21666  		return true
 21667  	}
 21668  	return false
 21669  }
 21670  func rewriteValueARM64_OpARM64TSTshiftRA(v *Value) bool {
 21671  	v_1 := v.Args[1]
 21672  	v_0 := v.Args[0]
 21673  	b := v.Block
 21674  	// match: (TSTshiftRA (MOVDconst [c]) x [d])
 21675  	// result: (TSTconst [c] (SRAconst <x.Type> x [d]))
 21676  	for {
 21677  		d := auxIntToInt64(v.AuxInt)
 21678  		if v_0.Op != OpARM64MOVDconst {
 21679  			break
 21680  		}
 21681  		c := auxIntToInt64(v_0.AuxInt)
 21682  		x := v_1
 21683  		v.reset(OpARM64TSTconst)
 21684  		v.AuxInt = int64ToAuxInt(c)
 21685  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
 21686  		v0.AuxInt = int64ToAuxInt(d)
 21687  		v0.AddArg(x)
 21688  		v.AddArg(v0)
 21689  		return true
 21690  	}
 21691  	// match: (TSTshiftRA x (MOVDconst [c]) [d])
 21692  	// result: (TSTconst x [c>>uint64(d)])
 21693  	for {
 21694  		d := auxIntToInt64(v.AuxInt)
 21695  		x := v_0
 21696  		if v_1.Op != OpARM64MOVDconst {
 21697  			break
 21698  		}
 21699  		c := auxIntToInt64(v_1.AuxInt)
 21700  		v.reset(OpARM64TSTconst)
 21701  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
 21702  		v.AddArg(x)
 21703  		return true
 21704  	}
 21705  	return false
 21706  }
 21707  func rewriteValueARM64_OpARM64TSTshiftRL(v *Value) bool {
 21708  	v_1 := v.Args[1]
 21709  	v_0 := v.Args[0]
 21710  	b := v.Block
 21711  	// match: (TSTshiftRL (MOVDconst [c]) x [d])
 21712  	// result: (TSTconst [c] (SRLconst <x.Type> x [d]))
 21713  	for {
 21714  		d := auxIntToInt64(v.AuxInt)
 21715  		if v_0.Op != OpARM64MOVDconst {
 21716  			break
 21717  		}
 21718  		c := auxIntToInt64(v_0.AuxInt)
 21719  		x := v_1
 21720  		v.reset(OpARM64TSTconst)
 21721  		v.AuxInt = int64ToAuxInt(c)
 21722  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
 21723  		v0.AuxInt = int64ToAuxInt(d)
 21724  		v0.AddArg(x)
 21725  		v.AddArg(v0)
 21726  		return true
 21727  	}
 21728  	// match: (TSTshiftRL x (MOVDconst [c]) [d])
 21729  	// result: (TSTconst x [int64(uint64(c)>>uint64(d))])
 21730  	for {
 21731  		d := auxIntToInt64(v.AuxInt)
 21732  		x := v_0
 21733  		if v_1.Op != OpARM64MOVDconst {
 21734  			break
 21735  		}
 21736  		c := auxIntToInt64(v_1.AuxInt)
 21737  		v.reset(OpARM64TSTconst)
 21738  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
 21739  		v.AddArg(x)
 21740  		return true
 21741  	}
 21742  	return false
 21743  }
 21744  func rewriteValueARM64_OpARM64TSTshiftRO(v *Value) bool {
 21745  	v_1 := v.Args[1]
 21746  	v_0 := v.Args[0]
 21747  	b := v.Block
 21748  	// match: (TSTshiftRO (MOVDconst [c]) x [d])
 21749  	// result: (TSTconst [c] (RORconst <x.Type> x [d]))
 21750  	for {
 21751  		d := auxIntToInt64(v.AuxInt)
 21752  		if v_0.Op != OpARM64MOVDconst {
 21753  			break
 21754  		}
 21755  		c := auxIntToInt64(v_0.AuxInt)
 21756  		x := v_1
 21757  		v.reset(OpARM64TSTconst)
 21758  		v.AuxInt = int64ToAuxInt(c)
 21759  		v0 := b.NewValue0(v.Pos, OpARM64RORconst, x.Type)
 21760  		v0.AuxInt = int64ToAuxInt(d)
 21761  		v0.AddArg(x)
 21762  		v.AddArg(v0)
 21763  		return true
 21764  	}
 21765  	// match: (TSTshiftRO x (MOVDconst [c]) [d])
 21766  	// result: (TSTconst x [rotateRight64(c, d)])
 21767  	for {
 21768  		d := auxIntToInt64(v.AuxInt)
 21769  		x := v_0
 21770  		if v_1.Op != OpARM64MOVDconst {
 21771  			break
 21772  		}
 21773  		c := auxIntToInt64(v_1.AuxInt)
 21774  		v.reset(OpARM64TSTconst)
 21775  		v.AuxInt = int64ToAuxInt(rotateRight64(c, d))
 21776  		v.AddArg(x)
 21777  		return true
 21778  	}
 21779  	return false
 21780  }
 21781  func rewriteValueARM64_OpARM64UBFIZ(v *Value) bool {
 21782  	v_0 := v.Args[0]
 21783  	// match: (UBFIZ [bfc] (SLLconst [sc] x))
 21784  	// cond: sc < bfc.getARM64BFwidth()
 21785  	// result: (UBFIZ [armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()-sc)] x)
 21786  	for {
 21787  		bfc := auxIntToArm64BitField(v.AuxInt)
 21788  		if v_0.Op != OpARM64SLLconst {
 21789  			break
 21790  		}
 21791  		sc := auxIntToInt64(v_0.AuxInt)
 21792  		x := v_0.Args[0]
 21793  		if !(sc < bfc.getARM64BFwidth()) {
 21794  			break
 21795  		}
 21796  		v.reset(OpARM64UBFIZ)
 21797  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()-sc))
 21798  		v.AddArg(x)
 21799  		return true
 21800  	}
 21801  	return false
 21802  }
 21803  func rewriteValueARM64_OpARM64UBFX(v *Value) bool {
 21804  	v_0 := v.Args[0]
 21805  	// match: (UBFX [bfc] (SRLconst [sc] x))
 21806  	// cond: sc+bfc.getARM64BFwidth()+bfc.getARM64BFlsb() < 64
 21807  	// result: (UBFX [armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth())] x)
 21808  	for {
 21809  		bfc := auxIntToArm64BitField(v.AuxInt)
 21810  		if v_0.Op != OpARM64SRLconst {
 21811  			break
 21812  		}
 21813  		sc := auxIntToInt64(v_0.AuxInt)
 21814  		x := v_0.Args[0]
 21815  		if !(sc+bfc.getARM64BFwidth()+bfc.getARM64BFlsb() < 64) {
 21816  			break
 21817  		}
 21818  		v.reset(OpARM64UBFX)
 21819  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()+sc, bfc.getARM64BFwidth()))
 21820  		v.AddArg(x)
 21821  		return true
 21822  	}
 21823  	// match: (UBFX [bfc] (SLLconst [sc] x))
 21824  	// cond: sc == bfc.getARM64BFlsb()
 21825  	// result: (ANDconst [1<<uint(bfc.getARM64BFwidth())-1] x)
 21826  	for {
 21827  		bfc := auxIntToArm64BitField(v.AuxInt)
 21828  		if v_0.Op != OpARM64SLLconst {
 21829  			break
 21830  		}
 21831  		sc := auxIntToInt64(v_0.AuxInt)
 21832  		x := v_0.Args[0]
 21833  		if !(sc == bfc.getARM64BFlsb()) {
 21834  			break
 21835  		}
 21836  		v.reset(OpARM64ANDconst)
 21837  		v.AuxInt = int64ToAuxInt(1<<uint(bfc.getARM64BFwidth()) - 1)
 21838  		v.AddArg(x)
 21839  		return true
 21840  	}
 21841  	// match: (UBFX [bfc] (SLLconst [sc] x))
 21842  	// cond: sc < bfc.getARM64BFlsb()
 21843  	// result: (UBFX [armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth())] x)
 21844  	for {
 21845  		bfc := auxIntToArm64BitField(v.AuxInt)
 21846  		if v_0.Op != OpARM64SLLconst {
 21847  			break
 21848  		}
 21849  		sc := auxIntToInt64(v_0.AuxInt)
 21850  		x := v_0.Args[0]
 21851  		if !(sc < bfc.getARM64BFlsb()) {
 21852  			break
 21853  		}
 21854  		v.reset(OpARM64UBFX)
 21855  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(bfc.getARM64BFlsb()-sc, bfc.getARM64BFwidth()))
 21856  		v.AddArg(x)
 21857  		return true
 21858  	}
 21859  	// match: (UBFX [bfc] (SLLconst [sc] x))
 21860  	// cond: sc > bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()
 21861  	// result: (UBFIZ [armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc)] x)
 21862  	for {
 21863  		bfc := auxIntToArm64BitField(v.AuxInt)
 21864  		if v_0.Op != OpARM64SLLconst {
 21865  			break
 21866  		}
 21867  		sc := auxIntToInt64(v_0.AuxInt)
 21868  		x := v_0.Args[0]
 21869  		if !(sc > bfc.getARM64BFlsb() && sc < bfc.getARM64BFlsb()+bfc.getARM64BFwidth()) {
 21870  			break
 21871  		}
 21872  		v.reset(OpARM64UBFIZ)
 21873  		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc-bfc.getARM64BFlsb(), bfc.getARM64BFlsb()+bfc.getARM64BFwidth()-sc))
 21874  		v.AddArg(x)
 21875  		return true
 21876  	}
 21877  	return false
 21878  }
 21879  func rewriteValueARM64_OpARM64UDIV(v *Value) bool {
 21880  	v_1 := v.Args[1]
 21881  	v_0 := v.Args[0]
 21882  	// match: (UDIV x (MOVDconst [1]))
 21883  	// result: x
 21884  	for {
 21885  		x := v_0
 21886  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 21887  			break
 21888  		}
 21889  		v.copyOf(x)
 21890  		return true
 21891  	}
 21892  	// match: (UDIV x (MOVDconst [c]))
 21893  	// cond: isPowerOfTwo64(c)
 21894  	// result: (SRLconst [log64(c)] x)
 21895  	for {
 21896  		x := v_0
 21897  		if v_1.Op != OpARM64MOVDconst {
 21898  			break
 21899  		}
 21900  		c := auxIntToInt64(v_1.AuxInt)
 21901  		if !(isPowerOfTwo64(c)) {
 21902  			break
 21903  		}
 21904  		v.reset(OpARM64SRLconst)
 21905  		v.AuxInt = int64ToAuxInt(log64(c))
 21906  		v.AddArg(x)
 21907  		return true
 21908  	}
 21909  	// match: (UDIV (MOVDconst [c]) (MOVDconst [d]))
 21910  	// cond: d != 0
 21911  	// result: (MOVDconst [int64(uint64(c)/uint64(d))])
 21912  	for {
 21913  		if v_0.Op != OpARM64MOVDconst {
 21914  			break
 21915  		}
 21916  		c := auxIntToInt64(v_0.AuxInt)
 21917  		if v_1.Op != OpARM64MOVDconst {
 21918  			break
 21919  		}
 21920  		d := auxIntToInt64(v_1.AuxInt)
 21921  		if !(d != 0) {
 21922  			break
 21923  		}
 21924  		v.reset(OpARM64MOVDconst)
 21925  		v.AuxInt = int64ToAuxInt(int64(uint64(c) / uint64(d)))
 21926  		return true
 21927  	}
 21928  	return false
 21929  }
 21930  func rewriteValueARM64_OpARM64UDIVW(v *Value) bool {
 21931  	v_1 := v.Args[1]
 21932  	v_0 := v.Args[0]
 21933  	// match: (UDIVW x (MOVDconst [c]))
 21934  	// cond: uint32(c)==1
 21935  	// result: x
 21936  	for {
 21937  		x := v_0
 21938  		if v_1.Op != OpARM64MOVDconst {
 21939  			break
 21940  		}
 21941  		c := auxIntToInt64(v_1.AuxInt)
 21942  		if !(uint32(c) == 1) {
 21943  			break
 21944  		}
 21945  		v.copyOf(x)
 21946  		return true
 21947  	}
 21948  	// match: (UDIVW x (MOVDconst [c]))
 21949  	// cond: isPowerOfTwo64(c) && is32Bit(c)
 21950  	// result: (SRLconst [log64(c)] x)
 21951  	for {
 21952  		x := v_0
 21953  		if v_1.Op != OpARM64MOVDconst {
 21954  			break
 21955  		}
 21956  		c := auxIntToInt64(v_1.AuxInt)
 21957  		if !(isPowerOfTwo64(c) && is32Bit(c)) {
 21958  			break
 21959  		}
 21960  		v.reset(OpARM64SRLconst)
 21961  		v.AuxInt = int64ToAuxInt(log64(c))
 21962  		v.AddArg(x)
 21963  		return true
 21964  	}
 21965  	// match: (UDIVW (MOVDconst [c]) (MOVDconst [d]))
 21966  	// cond: d != 0
 21967  	// result: (MOVDconst [int64(uint32(c)/uint32(d))])
 21968  	for {
 21969  		if v_0.Op != OpARM64MOVDconst {
 21970  			break
 21971  		}
 21972  		c := auxIntToInt64(v_0.AuxInt)
 21973  		if v_1.Op != OpARM64MOVDconst {
 21974  			break
 21975  		}
 21976  		d := auxIntToInt64(v_1.AuxInt)
 21977  		if !(d != 0) {
 21978  			break
 21979  		}
 21980  		v.reset(OpARM64MOVDconst)
 21981  		v.AuxInt = int64ToAuxInt(int64(uint32(c) / uint32(d)))
 21982  		return true
 21983  	}
 21984  	return false
 21985  }
 21986  func rewriteValueARM64_OpARM64UMOD(v *Value) bool {
 21987  	v_1 := v.Args[1]
 21988  	v_0 := v.Args[0]
 21989  	b := v.Block
 21990  	typ := &b.Func.Config.Types
 21991  	// match: (UMOD <typ.UInt64> x y)
 21992  	// result: (MSUB <typ.UInt64> x y (UDIV <typ.UInt64> x y))
 21993  	for {
 21994  		if v.Type != typ.UInt64 {
 21995  			break
 21996  		}
 21997  		x := v_0
 21998  		y := v_1
 21999  		v.reset(OpARM64MSUB)
 22000  		v.Type = typ.UInt64
 22001  		v0 := b.NewValue0(v.Pos, OpARM64UDIV, typ.UInt64)
 22002  		v0.AddArg2(x, y)
 22003  		v.AddArg3(x, y, v0)
 22004  		return true
 22005  	}
 22006  	// match: (UMOD _ (MOVDconst [1]))
 22007  	// result: (MOVDconst [0])
 22008  	for {
 22009  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 22010  			break
 22011  		}
 22012  		v.reset(OpARM64MOVDconst)
 22013  		v.AuxInt = int64ToAuxInt(0)
 22014  		return true
 22015  	}
 22016  	// match: (UMOD x (MOVDconst [c]))
 22017  	// cond: isPowerOfTwo64(c)
 22018  	// result: (ANDconst [c-1] x)
 22019  	for {
 22020  		x := v_0
 22021  		if v_1.Op != OpARM64MOVDconst {
 22022  			break
 22023  		}
 22024  		c := auxIntToInt64(v_1.AuxInt)
 22025  		if !(isPowerOfTwo64(c)) {
 22026  			break
 22027  		}
 22028  		v.reset(OpARM64ANDconst)
 22029  		v.AuxInt = int64ToAuxInt(c - 1)
 22030  		v.AddArg(x)
 22031  		return true
 22032  	}
 22033  	// match: (UMOD (MOVDconst [c]) (MOVDconst [d]))
 22034  	// cond: d != 0
 22035  	// result: (MOVDconst [int64(uint64(c)%uint64(d))])
 22036  	for {
 22037  		if v_0.Op != OpARM64MOVDconst {
 22038  			break
 22039  		}
 22040  		c := auxIntToInt64(v_0.AuxInt)
 22041  		if v_1.Op != OpARM64MOVDconst {
 22042  			break
 22043  		}
 22044  		d := auxIntToInt64(v_1.AuxInt)
 22045  		if !(d != 0) {
 22046  			break
 22047  		}
 22048  		v.reset(OpARM64MOVDconst)
 22049  		v.AuxInt = int64ToAuxInt(int64(uint64(c) % uint64(d)))
 22050  		return true
 22051  	}
 22052  	return false
 22053  }
 22054  func rewriteValueARM64_OpARM64UMODW(v *Value) bool {
 22055  	v_1 := v.Args[1]
 22056  	v_0 := v.Args[0]
 22057  	b := v.Block
 22058  	typ := &b.Func.Config.Types
 22059  	// match: (UMODW <typ.UInt32> x y)
 22060  	// result: (MSUBW <typ.UInt32> x y (UDIVW <typ.UInt32> x y))
 22061  	for {
 22062  		if v.Type != typ.UInt32 {
 22063  			break
 22064  		}
 22065  		x := v_0
 22066  		y := v_1
 22067  		v.reset(OpARM64MSUBW)
 22068  		v.Type = typ.UInt32
 22069  		v0 := b.NewValue0(v.Pos, OpARM64UDIVW, typ.UInt32)
 22070  		v0.AddArg2(x, y)
 22071  		v.AddArg3(x, y, v0)
 22072  		return true
 22073  	}
 22074  	// match: (UMODW _ (MOVDconst [c]))
 22075  	// cond: uint32(c)==1
 22076  	// result: (MOVDconst [0])
 22077  	for {
 22078  		if v_1.Op != OpARM64MOVDconst {
 22079  			break
 22080  		}
 22081  		c := auxIntToInt64(v_1.AuxInt)
 22082  		if !(uint32(c) == 1) {
 22083  			break
 22084  		}
 22085  		v.reset(OpARM64MOVDconst)
 22086  		v.AuxInt = int64ToAuxInt(0)
 22087  		return true
 22088  	}
 22089  	// match: (UMODW x (MOVDconst [c]))
 22090  	// cond: isPowerOfTwo64(c) && is32Bit(c)
 22091  	// result: (ANDconst [c-1] x)
 22092  	for {
 22093  		x := v_0
 22094  		if v_1.Op != OpARM64MOVDconst {
 22095  			break
 22096  		}
 22097  		c := auxIntToInt64(v_1.AuxInt)
 22098  		if !(isPowerOfTwo64(c) && is32Bit(c)) {
 22099  			break
 22100  		}
 22101  		v.reset(OpARM64ANDconst)
 22102  		v.AuxInt = int64ToAuxInt(c - 1)
 22103  		v.AddArg(x)
 22104  		return true
 22105  	}
 22106  	// match: (UMODW (MOVDconst [c]) (MOVDconst [d]))
 22107  	// cond: d != 0
 22108  	// result: (MOVDconst [int64(uint32(c)%uint32(d))])
 22109  	for {
 22110  		if v_0.Op != OpARM64MOVDconst {
 22111  			break
 22112  		}
 22113  		c := auxIntToInt64(v_0.AuxInt)
 22114  		if v_1.Op != OpARM64MOVDconst {
 22115  			break
 22116  		}
 22117  		d := auxIntToInt64(v_1.AuxInt)
 22118  		if !(d != 0) {
 22119  			break
 22120  		}
 22121  		v.reset(OpARM64MOVDconst)
 22122  		v.AuxInt = int64ToAuxInt(int64(uint32(c) % uint32(d)))
 22123  		return true
 22124  	}
 22125  	return false
 22126  }
 22127  func rewriteValueARM64_OpARM64XOR(v *Value) bool {
 22128  	v_1 := v.Args[1]
 22129  	v_0 := v.Args[0]
 22130  	b := v.Block
 22131  	typ := &b.Func.Config.Types
 22132  	// match: (XOR x (MOVDconst [c]))
 22133  	// result: (XORconst [c] x)
 22134  	for {
 22135  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22136  			x := v_0
 22137  			if v_1.Op != OpARM64MOVDconst {
 22138  				continue
 22139  			}
 22140  			c := auxIntToInt64(v_1.AuxInt)
 22141  			v.reset(OpARM64XORconst)
 22142  			v.AuxInt = int64ToAuxInt(c)
 22143  			v.AddArg(x)
 22144  			return true
 22145  		}
 22146  		break
 22147  	}
 22148  	// match: (XOR x x)
 22149  	// result: (MOVDconst [0])
 22150  	for {
 22151  		x := v_0
 22152  		if x != v_1 {
 22153  			break
 22154  		}
 22155  		v.reset(OpARM64MOVDconst)
 22156  		v.AuxInt = int64ToAuxInt(0)
 22157  		return true
 22158  	}
 22159  	// match: (XOR x (MVN y))
 22160  	// result: (EON x y)
 22161  	for {
 22162  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22163  			x := v_0
 22164  			if v_1.Op != OpARM64MVN {
 22165  				continue
 22166  			}
 22167  			y := v_1.Args[0]
 22168  			v.reset(OpARM64EON)
 22169  			v.AddArg2(x, y)
 22170  			return true
 22171  		}
 22172  		break
 22173  	}
 22174  	// match: (XOR x0 x1:(SLLconst [c] y))
 22175  	// cond: clobberIfDead(x1)
 22176  	// result: (XORshiftLL x0 y [c])
 22177  	for {
 22178  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22179  			x0 := v_0
 22180  			x1 := v_1
 22181  			if x1.Op != OpARM64SLLconst {
 22182  				continue
 22183  			}
 22184  			c := auxIntToInt64(x1.AuxInt)
 22185  			y := x1.Args[0]
 22186  			if !(clobberIfDead(x1)) {
 22187  				continue
 22188  			}
 22189  			v.reset(OpARM64XORshiftLL)
 22190  			v.AuxInt = int64ToAuxInt(c)
 22191  			v.AddArg2(x0, y)
 22192  			return true
 22193  		}
 22194  		break
 22195  	}
 22196  	// match: (XOR x0 x1:(SRLconst [c] y))
 22197  	// cond: clobberIfDead(x1)
 22198  	// result: (XORshiftRL x0 y [c])
 22199  	for {
 22200  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22201  			x0 := v_0
 22202  			x1 := v_1
 22203  			if x1.Op != OpARM64SRLconst {
 22204  				continue
 22205  			}
 22206  			c := auxIntToInt64(x1.AuxInt)
 22207  			y := x1.Args[0]
 22208  			if !(clobberIfDead(x1)) {
 22209  				continue
 22210  			}
 22211  			v.reset(OpARM64XORshiftRL)
 22212  			v.AuxInt = int64ToAuxInt(c)
 22213  			v.AddArg2(x0, y)
 22214  			return true
 22215  		}
 22216  		break
 22217  	}
 22218  	// match: (XOR x0 x1:(SRAconst [c] y))
 22219  	// cond: clobberIfDead(x1)
 22220  	// result: (XORshiftRA x0 y [c])
 22221  	for {
 22222  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22223  			x0 := v_0
 22224  			x1 := v_1
 22225  			if x1.Op != OpARM64SRAconst {
 22226  				continue
 22227  			}
 22228  			c := auxIntToInt64(x1.AuxInt)
 22229  			y := x1.Args[0]
 22230  			if !(clobberIfDead(x1)) {
 22231  				continue
 22232  			}
 22233  			v.reset(OpARM64XORshiftRA)
 22234  			v.AuxInt = int64ToAuxInt(c)
 22235  			v.AddArg2(x0, y)
 22236  			return true
 22237  		}
 22238  		break
 22239  	}
 22240  	// match: (XOR x0 x1:(RORconst [c] y))
 22241  	// cond: clobberIfDead(x1)
 22242  	// result: (XORshiftRO x0 y [c])
 22243  	for {
 22244  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22245  			x0 := v_0
 22246  			x1 := v_1
 22247  			if x1.Op != OpARM64RORconst {
 22248  				continue
 22249  			}
 22250  			c := auxIntToInt64(x1.AuxInt)
 22251  			y := x1.Args[0]
 22252  			if !(clobberIfDead(x1)) {
 22253  				continue
 22254  			}
 22255  			v.reset(OpARM64XORshiftRO)
 22256  			v.AuxInt = int64ToAuxInt(c)
 22257  			v.AddArg2(x0, y)
 22258  			return true
 22259  		}
 22260  		break
 22261  	}
 22262  	// match: (XOR (SLL x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SRL <typ.UInt64> x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
 22263  	// cond: cc == OpARM64LessThanU
 22264  	// result: (ROR x (NEG <t> y))
 22265  	for {
 22266  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22267  			if v_0.Op != OpARM64SLL {
 22268  				continue
 22269  			}
 22270  			_ = v_0.Args[1]
 22271  			x := v_0.Args[0]
 22272  			v_0_1 := v_0.Args[1]
 22273  			if v_0_1.Op != OpARM64ANDconst {
 22274  				continue
 22275  			}
 22276  			t := v_0_1.Type
 22277  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
 22278  				continue
 22279  			}
 22280  			y := v_0_1.Args[0]
 22281  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
 22282  				continue
 22283  			}
 22284  			cc := auxIntToOp(v_1.AuxInt)
 22285  			_ = v_1.Args[1]
 22286  			v_1_0 := v_1.Args[0]
 22287  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt64 {
 22288  				continue
 22289  			}
 22290  			_ = v_1_0.Args[1]
 22291  			if x != v_1_0.Args[0] {
 22292  				continue
 22293  			}
 22294  			v_1_0_1 := v_1_0.Args[1]
 22295  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 22296  				continue
 22297  			}
 22298  			_ = v_1_0_1.Args[1]
 22299  			v_1_0_1_0 := v_1_0_1.Args[0]
 22300  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
 22301  				continue
 22302  			}
 22303  			v_1_0_1_1 := v_1_0_1.Args[1]
 22304  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
 22305  				continue
 22306  			}
 22307  			v_1_1 := v_1.Args[1]
 22308  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 22309  				continue
 22310  			}
 22311  			v_1_1_0 := v_1_1.Args[0]
 22312  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 22313  				continue
 22314  			}
 22315  			_ = v_1_1_0.Args[1]
 22316  			v_1_1_0_0 := v_1_1_0.Args[0]
 22317  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
 22318  				continue
 22319  			}
 22320  			v_1_1_0_1 := v_1_1_0.Args[1]
 22321  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 22322  				continue
 22323  			}
 22324  			v.reset(OpARM64ROR)
 22325  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
 22326  			v0.AddArg(y)
 22327  			v.AddArg2(x, v0)
 22328  			return true
 22329  		}
 22330  		break
 22331  	}
 22332  	// match: (XOR (SRL <typ.UInt64> x (ANDconst <t> [63] y)) (CSEL0 <typ.UInt64> [cc] (SLL x (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y))) (CMPconst [64] (SUB <t> (MOVDconst [64]) (ANDconst <t> [63] y)))))
 22333  	// cond: cc == OpARM64LessThanU
 22334  	// result: (ROR x y)
 22335  	for {
 22336  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22337  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt64 {
 22338  				continue
 22339  			}
 22340  			_ = v_0.Args[1]
 22341  			x := v_0.Args[0]
 22342  			v_0_1 := v_0.Args[1]
 22343  			if v_0_1.Op != OpARM64ANDconst {
 22344  				continue
 22345  			}
 22346  			t := v_0_1.Type
 22347  			if auxIntToInt64(v_0_1.AuxInt) != 63 {
 22348  				continue
 22349  			}
 22350  			y := v_0_1.Args[0]
 22351  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt64 {
 22352  				continue
 22353  			}
 22354  			cc := auxIntToOp(v_1.AuxInt)
 22355  			_ = v_1.Args[1]
 22356  			v_1_0 := v_1.Args[0]
 22357  			if v_1_0.Op != OpARM64SLL {
 22358  				continue
 22359  			}
 22360  			_ = v_1_0.Args[1]
 22361  			if x != v_1_0.Args[0] {
 22362  				continue
 22363  			}
 22364  			v_1_0_1 := v_1_0.Args[1]
 22365  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 22366  				continue
 22367  			}
 22368  			_ = v_1_0_1.Args[1]
 22369  			v_1_0_1_0 := v_1_0_1.Args[0]
 22370  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 64 {
 22371  				continue
 22372  			}
 22373  			v_1_0_1_1 := v_1_0_1.Args[1]
 22374  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 63 || y != v_1_0_1_1.Args[0] {
 22375  				continue
 22376  			}
 22377  			v_1_1 := v_1.Args[1]
 22378  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 22379  				continue
 22380  			}
 22381  			v_1_1_0 := v_1_1.Args[0]
 22382  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 22383  				continue
 22384  			}
 22385  			_ = v_1_1_0.Args[1]
 22386  			v_1_1_0_0 := v_1_1_0.Args[0]
 22387  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 64 {
 22388  				continue
 22389  			}
 22390  			v_1_1_0_1 := v_1_1_0.Args[1]
 22391  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 63 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 22392  				continue
 22393  			}
 22394  			v.reset(OpARM64ROR)
 22395  			v.AddArg2(x, y)
 22396  			return true
 22397  		}
 22398  		break
 22399  	}
 22400  	// match: (XOR (SLL x (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SRL <typ.UInt32> (MOVWUreg x) (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
 22401  	// cond: cc == OpARM64LessThanU
 22402  	// result: (RORW x (NEG <t> y))
 22403  	for {
 22404  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22405  			if v_0.Op != OpARM64SLL {
 22406  				continue
 22407  			}
 22408  			_ = v_0.Args[1]
 22409  			x := v_0.Args[0]
 22410  			v_0_1 := v_0.Args[1]
 22411  			if v_0_1.Op != OpARM64ANDconst {
 22412  				continue
 22413  			}
 22414  			t := v_0_1.Type
 22415  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
 22416  				continue
 22417  			}
 22418  			y := v_0_1.Args[0]
 22419  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
 22420  				continue
 22421  			}
 22422  			cc := auxIntToOp(v_1.AuxInt)
 22423  			_ = v_1.Args[1]
 22424  			v_1_0 := v_1.Args[0]
 22425  			if v_1_0.Op != OpARM64SRL || v_1_0.Type != typ.UInt32 {
 22426  				continue
 22427  			}
 22428  			_ = v_1_0.Args[1]
 22429  			v_1_0_0 := v_1_0.Args[0]
 22430  			if v_1_0_0.Op != OpARM64MOVWUreg || x != v_1_0_0.Args[0] {
 22431  				continue
 22432  			}
 22433  			v_1_0_1 := v_1_0.Args[1]
 22434  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 22435  				continue
 22436  			}
 22437  			_ = v_1_0_1.Args[1]
 22438  			v_1_0_1_0 := v_1_0_1.Args[0]
 22439  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
 22440  				continue
 22441  			}
 22442  			v_1_0_1_1 := v_1_0_1.Args[1]
 22443  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
 22444  				continue
 22445  			}
 22446  			v_1_1 := v_1.Args[1]
 22447  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 22448  				continue
 22449  			}
 22450  			v_1_1_0 := v_1_1.Args[0]
 22451  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 22452  				continue
 22453  			}
 22454  			_ = v_1_1_0.Args[1]
 22455  			v_1_1_0_0 := v_1_1_0.Args[0]
 22456  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
 22457  				continue
 22458  			}
 22459  			v_1_1_0_1 := v_1_1_0.Args[1]
 22460  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 22461  				continue
 22462  			}
 22463  			v.reset(OpARM64RORW)
 22464  			v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
 22465  			v0.AddArg(y)
 22466  			v.AddArg2(x, v0)
 22467  			return true
 22468  		}
 22469  		break
 22470  	}
 22471  	// match: (XOR (SRL <typ.UInt32> (MOVWUreg x) (ANDconst <t> [31] y)) (CSEL0 <typ.UInt32> [cc] (SLL x (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y))) (CMPconst [64] (SUB <t> (MOVDconst [32]) (ANDconst <t> [31] y)))))
 22472  	// cond: cc == OpARM64LessThanU
 22473  	// result: (RORW x y)
 22474  	for {
 22475  		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
 22476  			if v_0.Op != OpARM64SRL || v_0.Type != typ.UInt32 {
 22477  				continue
 22478  			}
 22479  			_ = v_0.Args[1]
 22480  			v_0_0 := v_0.Args[0]
 22481  			if v_0_0.Op != OpARM64MOVWUreg {
 22482  				continue
 22483  			}
 22484  			x := v_0_0.Args[0]
 22485  			v_0_1 := v_0.Args[1]
 22486  			if v_0_1.Op != OpARM64ANDconst {
 22487  				continue
 22488  			}
 22489  			t := v_0_1.Type
 22490  			if auxIntToInt64(v_0_1.AuxInt) != 31 {
 22491  				continue
 22492  			}
 22493  			y := v_0_1.Args[0]
 22494  			if v_1.Op != OpARM64CSEL0 || v_1.Type != typ.UInt32 {
 22495  				continue
 22496  			}
 22497  			cc := auxIntToOp(v_1.AuxInt)
 22498  			_ = v_1.Args[1]
 22499  			v_1_0 := v_1.Args[0]
 22500  			if v_1_0.Op != OpARM64SLL {
 22501  				continue
 22502  			}
 22503  			_ = v_1_0.Args[1]
 22504  			if x != v_1_0.Args[0] {
 22505  				continue
 22506  			}
 22507  			v_1_0_1 := v_1_0.Args[1]
 22508  			if v_1_0_1.Op != OpARM64SUB || v_1_0_1.Type != t {
 22509  				continue
 22510  			}
 22511  			_ = v_1_0_1.Args[1]
 22512  			v_1_0_1_0 := v_1_0_1.Args[0]
 22513  			if v_1_0_1_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_0_1_0.AuxInt) != 32 {
 22514  				continue
 22515  			}
 22516  			v_1_0_1_1 := v_1_0_1.Args[1]
 22517  			if v_1_0_1_1.Op != OpARM64ANDconst || v_1_0_1_1.Type != t || auxIntToInt64(v_1_0_1_1.AuxInt) != 31 || y != v_1_0_1_1.Args[0] {
 22518  				continue
 22519  			}
 22520  			v_1_1 := v_1.Args[1]
 22521  			if v_1_1.Op != OpARM64CMPconst || auxIntToInt64(v_1_1.AuxInt) != 64 {
 22522  				continue
 22523  			}
 22524  			v_1_1_0 := v_1_1.Args[0]
 22525  			if v_1_1_0.Op != OpARM64SUB || v_1_1_0.Type != t {
 22526  				continue
 22527  			}
 22528  			_ = v_1_1_0.Args[1]
 22529  			v_1_1_0_0 := v_1_1_0.Args[0]
 22530  			if v_1_1_0_0.Op != OpARM64MOVDconst || auxIntToInt64(v_1_1_0_0.AuxInt) != 32 {
 22531  				continue
 22532  			}
 22533  			v_1_1_0_1 := v_1_1_0.Args[1]
 22534  			if v_1_1_0_1.Op != OpARM64ANDconst || v_1_1_0_1.Type != t || auxIntToInt64(v_1_1_0_1.AuxInt) != 31 || y != v_1_1_0_1.Args[0] || !(cc == OpARM64LessThanU) {
 22535  				continue
 22536  			}
 22537  			v.reset(OpARM64RORW)
 22538  			v.AddArg2(x, y)
 22539  			return true
 22540  		}
 22541  		break
 22542  	}
 22543  	return false
 22544  }
 22545  func rewriteValueARM64_OpARM64XORconst(v *Value) bool {
 22546  	v_0 := v.Args[0]
 22547  	// match: (XORconst [0] x)
 22548  	// result: x
 22549  	for {
 22550  		if auxIntToInt64(v.AuxInt) != 0 {
 22551  			break
 22552  		}
 22553  		x := v_0
 22554  		v.copyOf(x)
 22555  		return true
 22556  	}
 22557  	// match: (XORconst [-1] x)
 22558  	// result: (MVN x)
 22559  	for {
 22560  		if auxIntToInt64(v.AuxInt) != -1 {
 22561  			break
 22562  		}
 22563  		x := v_0
 22564  		v.reset(OpARM64MVN)
 22565  		v.AddArg(x)
 22566  		return true
 22567  	}
 22568  	// match: (XORconst [c] (MOVDconst [d]))
 22569  	// result: (MOVDconst [c^d])
 22570  	for {
 22571  		c := auxIntToInt64(v.AuxInt)
 22572  		if v_0.Op != OpARM64MOVDconst {
 22573  			break
 22574  		}
 22575  		d := auxIntToInt64(v_0.AuxInt)
 22576  		v.reset(OpARM64MOVDconst)
 22577  		v.AuxInt = int64ToAuxInt(c ^ d)
 22578  		return true
 22579  	}
 22580  	// match: (XORconst [c] (XORconst [d] x))
 22581  	// result: (XORconst [c^d] x)
 22582  	for {
 22583  		c := auxIntToInt64(v.AuxInt)
 22584  		if v_0.Op != OpARM64XORconst {
 22585  			break
 22586  		}
 22587  		d := auxIntToInt64(v_0.AuxInt)
 22588  		x := v_0.Args[0]
 22589  		v.reset(OpARM64XORconst)
 22590  		v.AuxInt = int64ToAuxInt(c ^ d)
 22591  		v.AddArg(x)
 22592  		return true
 22593  	}
 22594  	return false
 22595  }
 22596  func rewriteValueARM64_OpARM64XORshiftLL(v *Value) bool {
 22597  	v_1 := v.Args[1]
 22598  	v_0 := v.Args[0]
 22599  	b := v.Block
 22600  	typ := &b.Func.Config.Types
 22601  	// match: (XORshiftLL (MOVDconst [c]) x [d])
 22602  	// result: (XORconst [c] (SLLconst <x.Type> x [d]))
 22603  	for {
 22604  		d := auxIntToInt64(v.AuxInt)
 22605  		if v_0.Op != OpARM64MOVDconst {
 22606  			break
 22607  		}
 22608  		c := auxIntToInt64(v_0.AuxInt)
 22609  		x := v_1
 22610  		v.reset(OpARM64XORconst)
 22611  		v.AuxInt = int64ToAuxInt(c)
 22612  		v0 := b.NewValue0(v.Pos, OpARM64SLLconst, x.Type)
 22613  		v0.AuxInt = int64ToAuxInt(d)
 22614  		v0.AddArg(x)
 22615  		v.AddArg(v0)
 22616  		return true
 22617  	}
 22618  	// match: (XORshiftLL x (MOVDconst [c]) [d])
 22619  	// result: (XORconst x [int64(uint64(c)<<uint64(d))])
 22620  	for {
 22621  		d := auxIntToInt64(v.AuxInt)
 22622  		x := v_0
 22623  		if v_1.Op != OpARM64MOVDconst {
 22624  			break
 22625  		}
 22626  		c := auxIntToInt64(v_1.AuxInt)
 22627  		v.reset(OpARM64XORconst)
 22628  		v.AuxInt = int64ToAuxInt(int64(uint64(c) << uint64(d)))
 22629  		v.AddArg(x)
 22630  		return true
 22631  	}
 22632  	// match: (XORshiftLL (SLLconst x [c]) x [c])
 22633  	// result: (MOVDconst [0])
 22634  	for {
 22635  		c := auxIntToInt64(v.AuxInt)
 22636  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != c {
 22637  			break
 22638  		}
 22639  		x := v_0.Args[0]
 22640  		if x != v_1 {
 22641  			break
 22642  		}
 22643  		v.reset(OpARM64MOVDconst)
 22644  		v.AuxInt = int64ToAuxInt(0)
 22645  		return true
 22646  	}
 22647  	// match: (XORshiftLL [c] (SRLconst x [64-c]) x)
 22648  	// result: (RORconst [64-c] x)
 22649  	for {
 22650  		c := auxIntToInt64(v.AuxInt)
 22651  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 22652  			break
 22653  		}
 22654  		x := v_0.Args[0]
 22655  		if x != v_1 {
 22656  			break
 22657  		}
 22658  		v.reset(OpARM64RORconst)
 22659  		v.AuxInt = int64ToAuxInt(64 - c)
 22660  		v.AddArg(x)
 22661  		return true
 22662  	}
 22663  	// match: (XORshiftLL <t> [c] (UBFX [bfc] x) x)
 22664  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
 22665  	// result: (RORWconst [32-c] x)
 22666  	for {
 22667  		t := v.Type
 22668  		c := auxIntToInt64(v.AuxInt)
 22669  		if v_0.Op != OpARM64UBFX {
 22670  			break
 22671  		}
 22672  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 22673  		x := v_0.Args[0]
 22674  		if x != v_1 || !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
 22675  			break
 22676  		}
 22677  		v.reset(OpARM64RORWconst)
 22678  		v.AuxInt = int64ToAuxInt(32 - c)
 22679  		v.AddArg(x)
 22680  		return true
 22681  	}
 22682  	// match: (XORshiftLL <typ.UInt16> [8] (UBFX <typ.UInt16> [armBFAuxInt(8, 8)] x) x)
 22683  	// result: (REV16W x)
 22684  	for {
 22685  		if v.Type != typ.UInt16 || auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || v_0.Type != typ.UInt16 || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 8) {
 22686  			break
 22687  		}
 22688  		x := v_0.Args[0]
 22689  		if x != v_1 {
 22690  			break
 22691  		}
 22692  		v.reset(OpARM64REV16W)
 22693  		v.AddArg(x)
 22694  		return true
 22695  	}
 22696  	// match: (XORshiftLL [8] (UBFX [armBFAuxInt(8, 24)] (ANDconst [c1] x)) (ANDconst [c2] x))
 22697  	// cond: uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff
 22698  	// result: (REV16W x)
 22699  	for {
 22700  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64UBFX || auxIntToArm64BitField(v_0.AuxInt) != armBFAuxInt(8, 24) {
 22701  			break
 22702  		}
 22703  		v_0_0 := v_0.Args[0]
 22704  		if v_0_0.Op != OpARM64ANDconst {
 22705  			break
 22706  		}
 22707  		c1 := auxIntToInt64(v_0_0.AuxInt)
 22708  		x := v_0_0.Args[0]
 22709  		if v_1.Op != OpARM64ANDconst {
 22710  			break
 22711  		}
 22712  		c2 := auxIntToInt64(v_1.AuxInt)
 22713  		if x != v_1.Args[0] || !(uint32(c1) == 0xff00ff00 && uint32(c2) == 0x00ff00ff) {
 22714  			break
 22715  		}
 22716  		v.reset(OpARM64REV16W)
 22717  		v.AddArg(x)
 22718  		return true
 22719  	}
 22720  	// match: (XORshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
 22721  	// cond: (uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff)
 22722  	// result: (REV16 x)
 22723  	for {
 22724  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
 22725  			break
 22726  		}
 22727  		v_0_0 := v_0.Args[0]
 22728  		if v_0_0.Op != OpARM64ANDconst {
 22729  			break
 22730  		}
 22731  		c1 := auxIntToInt64(v_0_0.AuxInt)
 22732  		x := v_0_0.Args[0]
 22733  		if v_1.Op != OpARM64ANDconst {
 22734  			break
 22735  		}
 22736  		c2 := auxIntToInt64(v_1.AuxInt)
 22737  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00ff00ff00 && uint64(c2) == 0x00ff00ff00ff00ff) {
 22738  			break
 22739  		}
 22740  		v.reset(OpARM64REV16)
 22741  		v.AddArg(x)
 22742  		return true
 22743  	}
 22744  	// match: (XORshiftLL [8] (SRLconst [8] (ANDconst [c1] x)) (ANDconst [c2] x))
 22745  	// cond: (uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff)
 22746  	// result: (REV16 (ANDconst <x.Type> [0xffffffff] x))
 22747  	for {
 22748  		if auxIntToInt64(v.AuxInt) != 8 || v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 8 {
 22749  			break
 22750  		}
 22751  		v_0_0 := v_0.Args[0]
 22752  		if v_0_0.Op != OpARM64ANDconst {
 22753  			break
 22754  		}
 22755  		c1 := auxIntToInt64(v_0_0.AuxInt)
 22756  		x := v_0_0.Args[0]
 22757  		if v_1.Op != OpARM64ANDconst {
 22758  			break
 22759  		}
 22760  		c2 := auxIntToInt64(v_1.AuxInt)
 22761  		if x != v_1.Args[0] || !(uint64(c1) == 0xff00ff00 && uint64(c2) == 0x00ff00ff) {
 22762  			break
 22763  		}
 22764  		v.reset(OpARM64REV16)
 22765  		v0 := b.NewValue0(v.Pos, OpARM64ANDconst, x.Type)
 22766  		v0.AuxInt = int64ToAuxInt(0xffffffff)
 22767  		v0.AddArg(x)
 22768  		v.AddArg(v0)
 22769  		return true
 22770  	}
 22771  	// match: (XORshiftLL [c] (SRLconst x [64-c]) x2)
 22772  	// result: (EXTRconst [64-c] x2 x)
 22773  	for {
 22774  		c := auxIntToInt64(v.AuxInt)
 22775  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 22776  			break
 22777  		}
 22778  		x := v_0.Args[0]
 22779  		x2 := v_1
 22780  		v.reset(OpARM64EXTRconst)
 22781  		v.AuxInt = int64ToAuxInt(64 - c)
 22782  		v.AddArg2(x2, x)
 22783  		return true
 22784  	}
 22785  	// match: (XORshiftLL <t> [c] (UBFX [bfc] x) x2)
 22786  	// cond: c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)
 22787  	// result: (EXTRWconst [32-c] x2 x)
 22788  	for {
 22789  		t := v.Type
 22790  		c := auxIntToInt64(v.AuxInt)
 22791  		if v_0.Op != OpARM64UBFX {
 22792  			break
 22793  		}
 22794  		bfc := auxIntToArm64BitField(v_0.AuxInt)
 22795  		x := v_0.Args[0]
 22796  		x2 := v_1
 22797  		if !(c < 32 && t.Size() == 4 && bfc == armBFAuxInt(32-c, c)) {
 22798  			break
 22799  		}
 22800  		v.reset(OpARM64EXTRWconst)
 22801  		v.AuxInt = int64ToAuxInt(32 - c)
 22802  		v.AddArg2(x2, x)
 22803  		return true
 22804  	}
 22805  	return false
 22806  }
 22807  func rewriteValueARM64_OpARM64XORshiftRA(v *Value) bool {
 22808  	v_1 := v.Args[1]
 22809  	v_0 := v.Args[0]
 22810  	b := v.Block
 22811  	// match: (XORshiftRA (MOVDconst [c]) x [d])
 22812  	// result: (XORconst [c] (SRAconst <x.Type> x [d]))
 22813  	for {
 22814  		d := auxIntToInt64(v.AuxInt)
 22815  		if v_0.Op != OpARM64MOVDconst {
 22816  			break
 22817  		}
 22818  		c := auxIntToInt64(v_0.AuxInt)
 22819  		x := v_1
 22820  		v.reset(OpARM64XORconst)
 22821  		v.AuxInt = int64ToAuxInt(c)
 22822  		v0 := b.NewValue0(v.Pos, OpARM64SRAconst, x.Type)
 22823  		v0.AuxInt = int64ToAuxInt(d)
 22824  		v0.AddArg(x)
 22825  		v.AddArg(v0)
 22826  		return true
 22827  	}
 22828  	// match: (XORshiftRA x (MOVDconst [c]) [d])
 22829  	// result: (XORconst x [c>>uint64(d)])
 22830  	for {
 22831  		d := auxIntToInt64(v.AuxInt)
 22832  		x := v_0
 22833  		if v_1.Op != OpARM64MOVDconst {
 22834  			break
 22835  		}
 22836  		c := auxIntToInt64(v_1.AuxInt)
 22837  		v.reset(OpARM64XORconst)
 22838  		v.AuxInt = int64ToAuxInt(c >> uint64(d))
 22839  		v.AddArg(x)
 22840  		return true
 22841  	}
 22842  	// match: (XORshiftRA (SRAconst x [c]) x [c])
 22843  	// result: (MOVDconst [0])
 22844  	for {
 22845  		c := auxIntToInt64(v.AuxInt)
 22846  		if v_0.Op != OpARM64SRAconst || auxIntToInt64(v_0.AuxInt) != c {
 22847  			break
 22848  		}
 22849  		x := v_0.Args[0]
 22850  		if x != v_1 {
 22851  			break
 22852  		}
 22853  		v.reset(OpARM64MOVDconst)
 22854  		v.AuxInt = int64ToAuxInt(0)
 22855  		return true
 22856  	}
 22857  	return false
 22858  }
 22859  func rewriteValueARM64_OpARM64XORshiftRL(v *Value) bool {
 22860  	v_1 := v.Args[1]
 22861  	v_0 := v.Args[0]
 22862  	b := v.Block
 22863  	// match: (XORshiftRL (MOVDconst [c]) x [d])
 22864  	// result: (XORconst [c] (SRLconst <x.Type> x [d]))
 22865  	for {
 22866  		d := auxIntToInt64(v.AuxInt)
 22867  		if v_0.Op != OpARM64MOVDconst {
 22868  			break
 22869  		}
 22870  		c := auxIntToInt64(v_0.AuxInt)
 22871  		x := v_1
 22872  		v.reset(OpARM64XORconst)
 22873  		v.AuxInt = int64ToAuxInt(c)
 22874  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, x.Type)
 22875  		v0.AuxInt = int64ToAuxInt(d)
 22876  		v0.AddArg(x)
 22877  		v.AddArg(v0)
 22878  		return true
 22879  	}
 22880  	// match: (XORshiftRL x (MOVDconst [c]) [d])
 22881  	// result: (XORconst x [int64(uint64(c)>>uint64(d))])
 22882  	for {
 22883  		d := auxIntToInt64(v.AuxInt)
 22884  		x := v_0
 22885  		if v_1.Op != OpARM64MOVDconst {
 22886  			break
 22887  		}
 22888  		c := auxIntToInt64(v_1.AuxInt)
 22889  		v.reset(OpARM64XORconst)
 22890  		v.AuxInt = int64ToAuxInt(int64(uint64(c) >> uint64(d)))
 22891  		v.AddArg(x)
 22892  		return true
 22893  	}
 22894  	// match: (XORshiftRL (SRLconst x [c]) x [c])
 22895  	// result: (MOVDconst [0])
 22896  	for {
 22897  		c := auxIntToInt64(v.AuxInt)
 22898  		if v_0.Op != OpARM64SRLconst || auxIntToInt64(v_0.AuxInt) != c {
 22899  			break
 22900  		}
 22901  		x := v_0.Args[0]
 22902  		if x != v_1 {
 22903  			break
 22904  		}
 22905  		v.reset(OpARM64MOVDconst)
 22906  		v.AuxInt = int64ToAuxInt(0)
 22907  		return true
 22908  	}
 22909  	// match: (XORshiftRL [c] (SLLconst x [64-c]) x)
 22910  	// result: (RORconst [ c] x)
 22911  	for {
 22912  		c := auxIntToInt64(v.AuxInt)
 22913  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 64-c {
 22914  			break
 22915  		}
 22916  		x := v_0.Args[0]
 22917  		if x != v_1 {
 22918  			break
 22919  		}
 22920  		v.reset(OpARM64RORconst)
 22921  		v.AuxInt = int64ToAuxInt(c)
 22922  		v.AddArg(x)
 22923  		return true
 22924  	}
 22925  	// match: (XORshiftRL <t> [c] (SLLconst x [32-c]) (MOVWUreg x))
 22926  	// cond: c < 32 && t.Size() == 4
 22927  	// result: (RORWconst [c] x)
 22928  	for {
 22929  		t := v.Type
 22930  		c := auxIntToInt64(v.AuxInt)
 22931  		if v_0.Op != OpARM64SLLconst || auxIntToInt64(v_0.AuxInt) != 32-c {
 22932  			break
 22933  		}
 22934  		x := v_0.Args[0]
 22935  		if v_1.Op != OpARM64MOVWUreg || x != v_1.Args[0] || !(c < 32 && t.Size() == 4) {
 22936  			break
 22937  		}
 22938  		v.reset(OpARM64RORWconst)
 22939  		v.AuxInt = int64ToAuxInt(c)
 22940  		v.AddArg(x)
 22941  		return true
 22942  	}
 22943  	return false
 22944  }
 22945  func rewriteValueARM64_OpARM64XORshiftRO(v *Value) bool {
 22946  	v_1 := v.Args[1]
 22947  	v_0 := v.Args[0]
 22948  	b := v.Block
 22949  	// match: (XORshiftRO (MOVDconst [c]) x [d])
 22950  	// result: (XORconst [c] (RORconst <x.Type> x [d]))
 22951  	for {
 22952  		d := auxIntToInt64(v.AuxInt)
 22953  		if v_0.Op != OpARM64MOVDconst {
 22954  			break
 22955  		}
 22956  		c := auxIntToInt64(v_0.AuxInt)
 22957  		x := v_1
 22958  		v.reset(OpARM64XORconst)
 22959  		v.AuxInt = int64ToAuxInt(c)
 22960  		v0 := b.NewValue0(v.Pos, OpARM64RORconst, x.Type)
 22961  		v0.AuxInt = int64ToAuxInt(d)
 22962  		v0.AddArg(x)
 22963  		v.AddArg(v0)
 22964  		return true
 22965  	}
 22966  	// match: (XORshiftRO x (MOVDconst [c]) [d])
 22967  	// result: (XORconst x [rotateRight64(c, d)])
 22968  	for {
 22969  		d := auxIntToInt64(v.AuxInt)
 22970  		x := v_0
 22971  		if v_1.Op != OpARM64MOVDconst {
 22972  			break
 22973  		}
 22974  		c := auxIntToInt64(v_1.AuxInt)
 22975  		v.reset(OpARM64XORconst)
 22976  		v.AuxInt = int64ToAuxInt(rotateRight64(c, d))
 22977  		v.AddArg(x)
 22978  		return true
 22979  	}
 22980  	// match: (XORshiftRO (RORconst x [c]) x [c])
 22981  	// result: (MOVDconst [0])
 22982  	for {
 22983  		c := auxIntToInt64(v.AuxInt)
 22984  		if v_0.Op != OpARM64RORconst || auxIntToInt64(v_0.AuxInt) != c {
 22985  			break
 22986  		}
 22987  		x := v_0.Args[0]
 22988  		if x != v_1 {
 22989  			break
 22990  		}
 22991  		v.reset(OpARM64MOVDconst)
 22992  		v.AuxInt = int64ToAuxInt(0)
 22993  		return true
 22994  	}
 22995  	return false
 22996  }
 22997  func rewriteValueARM64_OpAddr(v *Value) bool {
 22998  	v_0 := v.Args[0]
 22999  	// match: (Addr {sym} base)
 23000  	// result: (MOVDaddr {sym} base)
 23001  	for {
 23002  		sym := auxToSym(v.Aux)
 23003  		base := v_0
 23004  		v.reset(OpARM64MOVDaddr)
 23005  		v.Aux = symToAux(sym)
 23006  		v.AddArg(base)
 23007  		return true
 23008  	}
 23009  }
 23010  func rewriteValueARM64_OpAtomicAnd32(v *Value) bool {
 23011  	v_2 := v.Args[2]
 23012  	v_1 := v.Args[1]
 23013  	v_0 := v.Args[0]
 23014  	b := v.Block
 23015  	typ := &b.Func.Config.Types
 23016  	// match: (AtomicAnd32 ptr val mem)
 23017  	// result: (Select1 (LoweredAtomicAnd32 ptr val mem))
 23018  	for {
 23019  		ptr := v_0
 23020  		val := v_1
 23021  		mem := v_2
 23022  		v.reset(OpSelect1)
 23023  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicAnd32, types.NewTuple(typ.UInt32, types.TypeMem))
 23024  		v0.AddArg3(ptr, val, mem)
 23025  		v.AddArg(v0)
 23026  		return true
 23027  	}
 23028  }
 23029  func rewriteValueARM64_OpAtomicAnd32Variant(v *Value) bool {
 23030  	v_2 := v.Args[2]
 23031  	v_1 := v.Args[1]
 23032  	v_0 := v.Args[0]
 23033  	b := v.Block
 23034  	typ := &b.Func.Config.Types
 23035  	// match: (AtomicAnd32Variant ptr val mem)
 23036  	// result: (Select1 (LoweredAtomicAnd32Variant ptr val mem))
 23037  	for {
 23038  		ptr := v_0
 23039  		val := v_1
 23040  		mem := v_2
 23041  		v.reset(OpSelect1)
 23042  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicAnd32Variant, types.NewTuple(typ.UInt32, types.TypeMem))
 23043  		v0.AddArg3(ptr, val, mem)
 23044  		v.AddArg(v0)
 23045  		return true
 23046  	}
 23047  }
 23048  func rewriteValueARM64_OpAtomicAnd8(v *Value) bool {
 23049  	v_2 := v.Args[2]
 23050  	v_1 := v.Args[1]
 23051  	v_0 := v.Args[0]
 23052  	b := v.Block
 23053  	typ := &b.Func.Config.Types
 23054  	// match: (AtomicAnd8 ptr val mem)
 23055  	// result: (Select1 (LoweredAtomicAnd8 ptr val mem))
 23056  	for {
 23057  		ptr := v_0
 23058  		val := v_1
 23059  		mem := v_2
 23060  		v.reset(OpSelect1)
 23061  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicAnd8, types.NewTuple(typ.UInt8, types.TypeMem))
 23062  		v0.AddArg3(ptr, val, mem)
 23063  		v.AddArg(v0)
 23064  		return true
 23065  	}
 23066  }
 23067  func rewriteValueARM64_OpAtomicAnd8Variant(v *Value) bool {
 23068  	v_2 := v.Args[2]
 23069  	v_1 := v.Args[1]
 23070  	v_0 := v.Args[0]
 23071  	b := v.Block
 23072  	typ := &b.Func.Config.Types
 23073  	// match: (AtomicAnd8Variant ptr val mem)
 23074  	// result: (Select1 (LoweredAtomicAnd8Variant ptr val mem))
 23075  	for {
 23076  		ptr := v_0
 23077  		val := v_1
 23078  		mem := v_2
 23079  		v.reset(OpSelect1)
 23080  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicAnd8Variant, types.NewTuple(typ.UInt8, types.TypeMem))
 23081  		v0.AddArg3(ptr, val, mem)
 23082  		v.AddArg(v0)
 23083  		return true
 23084  	}
 23085  }
 23086  func rewriteValueARM64_OpAtomicOr32(v *Value) bool {
 23087  	v_2 := v.Args[2]
 23088  	v_1 := v.Args[1]
 23089  	v_0 := v.Args[0]
 23090  	b := v.Block
 23091  	typ := &b.Func.Config.Types
 23092  	// match: (AtomicOr32 ptr val mem)
 23093  	// result: (Select1 (LoweredAtomicOr32 ptr val mem))
 23094  	for {
 23095  		ptr := v_0
 23096  		val := v_1
 23097  		mem := v_2
 23098  		v.reset(OpSelect1)
 23099  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicOr32, types.NewTuple(typ.UInt32, types.TypeMem))
 23100  		v0.AddArg3(ptr, val, mem)
 23101  		v.AddArg(v0)
 23102  		return true
 23103  	}
 23104  }
 23105  func rewriteValueARM64_OpAtomicOr32Variant(v *Value) bool {
 23106  	v_2 := v.Args[2]
 23107  	v_1 := v.Args[1]
 23108  	v_0 := v.Args[0]
 23109  	b := v.Block
 23110  	typ := &b.Func.Config.Types
 23111  	// match: (AtomicOr32Variant ptr val mem)
 23112  	// result: (Select1 (LoweredAtomicOr32Variant ptr val mem))
 23113  	for {
 23114  		ptr := v_0
 23115  		val := v_1
 23116  		mem := v_2
 23117  		v.reset(OpSelect1)
 23118  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicOr32Variant, types.NewTuple(typ.UInt32, types.TypeMem))
 23119  		v0.AddArg3(ptr, val, mem)
 23120  		v.AddArg(v0)
 23121  		return true
 23122  	}
 23123  }
 23124  func rewriteValueARM64_OpAtomicOr8(v *Value) bool {
 23125  	v_2 := v.Args[2]
 23126  	v_1 := v.Args[1]
 23127  	v_0 := v.Args[0]
 23128  	b := v.Block
 23129  	typ := &b.Func.Config.Types
 23130  	// match: (AtomicOr8 ptr val mem)
 23131  	// result: (Select1 (LoweredAtomicOr8 ptr val mem))
 23132  	for {
 23133  		ptr := v_0
 23134  		val := v_1
 23135  		mem := v_2
 23136  		v.reset(OpSelect1)
 23137  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicOr8, types.NewTuple(typ.UInt8, types.TypeMem))
 23138  		v0.AddArg3(ptr, val, mem)
 23139  		v.AddArg(v0)
 23140  		return true
 23141  	}
 23142  }
 23143  func rewriteValueARM64_OpAtomicOr8Variant(v *Value) bool {
 23144  	v_2 := v.Args[2]
 23145  	v_1 := v.Args[1]
 23146  	v_0 := v.Args[0]
 23147  	b := v.Block
 23148  	typ := &b.Func.Config.Types
 23149  	// match: (AtomicOr8Variant ptr val mem)
 23150  	// result: (Select1 (LoweredAtomicOr8Variant ptr val mem))
 23151  	for {
 23152  		ptr := v_0
 23153  		val := v_1
 23154  		mem := v_2
 23155  		v.reset(OpSelect1)
 23156  		v0 := b.NewValue0(v.Pos, OpARM64LoweredAtomicOr8Variant, types.NewTuple(typ.UInt8, types.TypeMem))
 23157  		v0.AddArg3(ptr, val, mem)
 23158  		v.AddArg(v0)
 23159  		return true
 23160  	}
 23161  }
 23162  func rewriteValueARM64_OpAvg64u(v *Value) bool {
 23163  	v_1 := v.Args[1]
 23164  	v_0 := v.Args[0]
 23165  	b := v.Block
 23166  	// match: (Avg64u <t> x y)
 23167  	// result: (ADD (SRLconst <t> (SUB <t> x y) [1]) y)
 23168  	for {
 23169  		t := v.Type
 23170  		x := v_0
 23171  		y := v_1
 23172  		v.reset(OpARM64ADD)
 23173  		v0 := b.NewValue0(v.Pos, OpARM64SRLconst, t)
 23174  		v0.AuxInt = int64ToAuxInt(1)
 23175  		v1 := b.NewValue0(v.Pos, OpARM64SUB, t)
 23176  		v1.AddArg2(x, y)
 23177  		v0.AddArg(v1)
 23178  		v.AddArg2(v0, y)
 23179  		return true
 23180  	}
 23181  }
 23182  func rewriteValueARM64_OpBitLen32(v *Value) bool {
 23183  	v_0 := v.Args[0]
 23184  	b := v.Block
 23185  	typ := &b.Func.Config.Types
 23186  	// match: (BitLen32 x)
 23187  	// result: (SUB (MOVDconst [32]) (CLZW <typ.Int> x))
 23188  	for {
 23189  		x := v_0
 23190  		v.reset(OpARM64SUB)
 23191  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23192  		v0.AuxInt = int64ToAuxInt(32)
 23193  		v1 := b.NewValue0(v.Pos, OpARM64CLZW, typ.Int)
 23194  		v1.AddArg(x)
 23195  		v.AddArg2(v0, v1)
 23196  		return true
 23197  	}
 23198  }
 23199  func rewriteValueARM64_OpBitLen64(v *Value) bool {
 23200  	v_0 := v.Args[0]
 23201  	b := v.Block
 23202  	typ := &b.Func.Config.Types
 23203  	// match: (BitLen64 x)
 23204  	// result: (SUB (MOVDconst [64]) (CLZ <typ.Int> x))
 23205  	for {
 23206  		x := v_0
 23207  		v.reset(OpARM64SUB)
 23208  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23209  		v0.AuxInt = int64ToAuxInt(64)
 23210  		v1 := b.NewValue0(v.Pos, OpARM64CLZ, typ.Int)
 23211  		v1.AddArg(x)
 23212  		v.AddArg2(v0, v1)
 23213  		return true
 23214  	}
 23215  }
 23216  func rewriteValueARM64_OpBitRev16(v *Value) bool {
 23217  	v_0 := v.Args[0]
 23218  	b := v.Block
 23219  	typ := &b.Func.Config.Types
 23220  	// match: (BitRev16 x)
 23221  	// result: (SRLconst [48] (RBIT <typ.UInt64> x))
 23222  	for {
 23223  		x := v_0
 23224  		v.reset(OpARM64SRLconst)
 23225  		v.AuxInt = int64ToAuxInt(48)
 23226  		v0 := b.NewValue0(v.Pos, OpARM64RBIT, typ.UInt64)
 23227  		v0.AddArg(x)
 23228  		v.AddArg(v0)
 23229  		return true
 23230  	}
 23231  }
 23232  func rewriteValueARM64_OpBitRev8(v *Value) bool {
 23233  	v_0 := v.Args[0]
 23234  	b := v.Block
 23235  	typ := &b.Func.Config.Types
 23236  	// match: (BitRev8 x)
 23237  	// result: (SRLconst [56] (RBIT <typ.UInt64> x))
 23238  	for {
 23239  		x := v_0
 23240  		v.reset(OpARM64SRLconst)
 23241  		v.AuxInt = int64ToAuxInt(56)
 23242  		v0 := b.NewValue0(v.Pos, OpARM64RBIT, typ.UInt64)
 23243  		v0.AddArg(x)
 23244  		v.AddArg(v0)
 23245  		return true
 23246  	}
 23247  }
 23248  func rewriteValueARM64_OpCondSelect(v *Value) bool {
 23249  	v_2 := v.Args[2]
 23250  	v_1 := v.Args[1]
 23251  	v_0 := v.Args[0]
 23252  	b := v.Block
 23253  	// match: (CondSelect x y boolval)
 23254  	// cond: flagArg(boolval) != nil
 23255  	// result: (CSEL [boolval.Op] x y flagArg(boolval))
 23256  	for {
 23257  		x := v_0
 23258  		y := v_1
 23259  		boolval := v_2
 23260  		if !(flagArg(boolval) != nil) {
 23261  			break
 23262  		}
 23263  		v.reset(OpARM64CSEL)
 23264  		v.AuxInt = opToAuxInt(boolval.Op)
 23265  		v.AddArg3(x, y, flagArg(boolval))
 23266  		return true
 23267  	}
 23268  	// match: (CondSelect x y boolval)
 23269  	// cond: flagArg(boolval) == nil
 23270  	// result: (CSEL [OpARM64NotEqual] x y (CMPWconst [0] boolval))
 23271  	for {
 23272  		x := v_0
 23273  		y := v_1
 23274  		boolval := v_2
 23275  		if !(flagArg(boolval) == nil) {
 23276  			break
 23277  		}
 23278  		v.reset(OpARM64CSEL)
 23279  		v.AuxInt = opToAuxInt(OpARM64NotEqual)
 23280  		v0 := b.NewValue0(v.Pos, OpARM64CMPWconst, types.TypeFlags)
 23281  		v0.AuxInt = int32ToAuxInt(0)
 23282  		v0.AddArg(boolval)
 23283  		v.AddArg3(x, y, v0)
 23284  		return true
 23285  	}
 23286  	return false
 23287  }
 23288  func rewriteValueARM64_OpConst16(v *Value) bool {
 23289  	// match: (Const16 [val])
 23290  	// result: (MOVDconst [int64(val)])
 23291  	for {
 23292  		val := auxIntToInt16(v.AuxInt)
 23293  		v.reset(OpARM64MOVDconst)
 23294  		v.AuxInt = int64ToAuxInt(int64(val))
 23295  		return true
 23296  	}
 23297  }
 23298  func rewriteValueARM64_OpConst32(v *Value) bool {
 23299  	// match: (Const32 [val])
 23300  	// result: (MOVDconst [int64(val)])
 23301  	for {
 23302  		val := auxIntToInt32(v.AuxInt)
 23303  		v.reset(OpARM64MOVDconst)
 23304  		v.AuxInt = int64ToAuxInt(int64(val))
 23305  		return true
 23306  	}
 23307  }
 23308  func rewriteValueARM64_OpConst32F(v *Value) bool {
 23309  	// match: (Const32F [val])
 23310  	// result: (FMOVSconst [float64(val)])
 23311  	for {
 23312  		val := auxIntToFloat32(v.AuxInt)
 23313  		v.reset(OpARM64FMOVSconst)
 23314  		v.AuxInt = float64ToAuxInt(float64(val))
 23315  		return true
 23316  	}
 23317  }
 23318  func rewriteValueARM64_OpConst64(v *Value) bool {
 23319  	// match: (Const64 [val])
 23320  	// result: (MOVDconst [int64(val)])
 23321  	for {
 23322  		val := auxIntToInt64(v.AuxInt)
 23323  		v.reset(OpARM64MOVDconst)
 23324  		v.AuxInt = int64ToAuxInt(int64(val))
 23325  		return true
 23326  	}
 23327  }
 23328  func rewriteValueARM64_OpConst64F(v *Value) bool {
 23329  	// match: (Const64F [val])
 23330  	// result: (FMOVDconst [float64(val)])
 23331  	for {
 23332  		val := auxIntToFloat64(v.AuxInt)
 23333  		v.reset(OpARM64FMOVDconst)
 23334  		v.AuxInt = float64ToAuxInt(float64(val))
 23335  		return true
 23336  	}
 23337  }
 23338  func rewriteValueARM64_OpConst8(v *Value) bool {
 23339  	// match: (Const8 [val])
 23340  	// result: (MOVDconst [int64(val)])
 23341  	for {
 23342  		val := auxIntToInt8(v.AuxInt)
 23343  		v.reset(OpARM64MOVDconst)
 23344  		v.AuxInt = int64ToAuxInt(int64(val))
 23345  		return true
 23346  	}
 23347  }
 23348  func rewriteValueARM64_OpConstBool(v *Value) bool {
 23349  	// match: (ConstBool [t])
 23350  	// result: (MOVDconst [b2i(t)])
 23351  	for {
 23352  		t := auxIntToBool(v.AuxInt)
 23353  		v.reset(OpARM64MOVDconst)
 23354  		v.AuxInt = int64ToAuxInt(b2i(t))
 23355  		return true
 23356  	}
 23357  }
 23358  func rewriteValueARM64_OpConstNil(v *Value) bool {
 23359  	// match: (ConstNil)
 23360  	// result: (MOVDconst [0])
 23361  	for {
 23362  		v.reset(OpARM64MOVDconst)
 23363  		v.AuxInt = int64ToAuxInt(0)
 23364  		return true
 23365  	}
 23366  }
 23367  func rewriteValueARM64_OpCtz16(v *Value) bool {
 23368  	v_0 := v.Args[0]
 23369  	b := v.Block
 23370  	typ := &b.Func.Config.Types
 23371  	// match: (Ctz16 <t> x)
 23372  	// result: (CLZW <t> (RBITW <typ.UInt32> (ORconst <typ.UInt32> [0x10000] x)))
 23373  	for {
 23374  		t := v.Type
 23375  		x := v_0
 23376  		v.reset(OpARM64CLZW)
 23377  		v.Type = t
 23378  		v0 := b.NewValue0(v.Pos, OpARM64RBITW, typ.UInt32)
 23379  		v1 := b.NewValue0(v.Pos, OpARM64ORconst, typ.UInt32)
 23380  		v1.AuxInt = int64ToAuxInt(0x10000)
 23381  		v1.AddArg(x)
 23382  		v0.AddArg(v1)
 23383  		v.AddArg(v0)
 23384  		return true
 23385  	}
 23386  }
 23387  func rewriteValueARM64_OpCtz32(v *Value) bool {
 23388  	v_0 := v.Args[0]
 23389  	b := v.Block
 23390  	// match: (Ctz32 <t> x)
 23391  	// result: (CLZW (RBITW <t> x))
 23392  	for {
 23393  		t := v.Type
 23394  		x := v_0
 23395  		v.reset(OpARM64CLZW)
 23396  		v0 := b.NewValue0(v.Pos, OpARM64RBITW, t)
 23397  		v0.AddArg(x)
 23398  		v.AddArg(v0)
 23399  		return true
 23400  	}
 23401  }
 23402  func rewriteValueARM64_OpCtz64(v *Value) bool {
 23403  	v_0 := v.Args[0]
 23404  	b := v.Block
 23405  	// match: (Ctz64 <t> x)
 23406  	// result: (CLZ (RBIT <t> x))
 23407  	for {
 23408  		t := v.Type
 23409  		x := v_0
 23410  		v.reset(OpARM64CLZ)
 23411  		v0 := b.NewValue0(v.Pos, OpARM64RBIT, t)
 23412  		v0.AddArg(x)
 23413  		v.AddArg(v0)
 23414  		return true
 23415  	}
 23416  }
 23417  func rewriteValueARM64_OpCtz8(v *Value) bool {
 23418  	v_0 := v.Args[0]
 23419  	b := v.Block
 23420  	typ := &b.Func.Config.Types
 23421  	// match: (Ctz8 <t> x)
 23422  	// result: (CLZW <t> (RBITW <typ.UInt32> (ORconst <typ.UInt32> [0x100] x)))
 23423  	for {
 23424  		t := v.Type
 23425  		x := v_0
 23426  		v.reset(OpARM64CLZW)
 23427  		v.Type = t
 23428  		v0 := b.NewValue0(v.Pos, OpARM64RBITW, typ.UInt32)
 23429  		v1 := b.NewValue0(v.Pos, OpARM64ORconst, typ.UInt32)
 23430  		v1.AuxInt = int64ToAuxInt(0x100)
 23431  		v1.AddArg(x)
 23432  		v0.AddArg(v1)
 23433  		v.AddArg(v0)
 23434  		return true
 23435  	}
 23436  }
 23437  func rewriteValueARM64_OpDiv16(v *Value) bool {
 23438  	v_1 := v.Args[1]
 23439  	v_0 := v.Args[0]
 23440  	b := v.Block
 23441  	typ := &b.Func.Config.Types
 23442  	// match: (Div16 [false] x y)
 23443  	// result: (DIVW (SignExt16to32 x) (SignExt16to32 y))
 23444  	for {
 23445  		if auxIntToBool(v.AuxInt) != false {
 23446  			break
 23447  		}
 23448  		x := v_0
 23449  		y := v_1
 23450  		v.reset(OpARM64DIVW)
 23451  		v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 23452  		v0.AddArg(x)
 23453  		v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 23454  		v1.AddArg(y)
 23455  		v.AddArg2(v0, v1)
 23456  		return true
 23457  	}
 23458  	return false
 23459  }
 23460  func rewriteValueARM64_OpDiv16u(v *Value) bool {
 23461  	v_1 := v.Args[1]
 23462  	v_0 := v.Args[0]
 23463  	b := v.Block
 23464  	typ := &b.Func.Config.Types
 23465  	// match: (Div16u x y)
 23466  	// result: (UDIVW (ZeroExt16to32 x) (ZeroExt16to32 y))
 23467  	for {
 23468  		x := v_0
 23469  		y := v_1
 23470  		v.reset(OpARM64UDIVW)
 23471  		v0 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23472  		v0.AddArg(x)
 23473  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23474  		v1.AddArg(y)
 23475  		v.AddArg2(v0, v1)
 23476  		return true
 23477  	}
 23478  }
 23479  func rewriteValueARM64_OpDiv32(v *Value) bool {
 23480  	v_1 := v.Args[1]
 23481  	v_0 := v.Args[0]
 23482  	// match: (Div32 [false] x y)
 23483  	// result: (DIVW x y)
 23484  	for {
 23485  		if auxIntToBool(v.AuxInt) != false {
 23486  			break
 23487  		}
 23488  		x := v_0
 23489  		y := v_1
 23490  		v.reset(OpARM64DIVW)
 23491  		v.AddArg2(x, y)
 23492  		return true
 23493  	}
 23494  	return false
 23495  }
 23496  func rewriteValueARM64_OpDiv64(v *Value) bool {
 23497  	v_1 := v.Args[1]
 23498  	v_0 := v.Args[0]
 23499  	// match: (Div64 [false] x y)
 23500  	// result: (DIV x y)
 23501  	for {
 23502  		if auxIntToBool(v.AuxInt) != false {
 23503  			break
 23504  		}
 23505  		x := v_0
 23506  		y := v_1
 23507  		v.reset(OpARM64DIV)
 23508  		v.AddArg2(x, y)
 23509  		return true
 23510  	}
 23511  	return false
 23512  }
 23513  func rewriteValueARM64_OpDiv8(v *Value) bool {
 23514  	v_1 := v.Args[1]
 23515  	v_0 := v.Args[0]
 23516  	b := v.Block
 23517  	typ := &b.Func.Config.Types
 23518  	// match: (Div8 x y)
 23519  	// result: (DIVW (SignExt8to32 x) (SignExt8to32 y))
 23520  	for {
 23521  		x := v_0
 23522  		y := v_1
 23523  		v.reset(OpARM64DIVW)
 23524  		v0 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 23525  		v0.AddArg(x)
 23526  		v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 23527  		v1.AddArg(y)
 23528  		v.AddArg2(v0, v1)
 23529  		return true
 23530  	}
 23531  }
 23532  func rewriteValueARM64_OpDiv8u(v *Value) bool {
 23533  	v_1 := v.Args[1]
 23534  	v_0 := v.Args[0]
 23535  	b := v.Block
 23536  	typ := &b.Func.Config.Types
 23537  	// match: (Div8u x y)
 23538  	// result: (UDIVW (ZeroExt8to32 x) (ZeroExt8to32 y))
 23539  	for {
 23540  		x := v_0
 23541  		y := v_1
 23542  		v.reset(OpARM64UDIVW)
 23543  		v0 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 23544  		v0.AddArg(x)
 23545  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 23546  		v1.AddArg(y)
 23547  		v.AddArg2(v0, v1)
 23548  		return true
 23549  	}
 23550  }
 23551  func rewriteValueARM64_OpEq16(v *Value) bool {
 23552  	v_1 := v.Args[1]
 23553  	v_0 := v.Args[0]
 23554  	b := v.Block
 23555  	typ := &b.Func.Config.Types
 23556  	// match: (Eq16 x y)
 23557  	// result: (Equal (CMPW (ZeroExt16to32 x) (ZeroExt16to32 y)))
 23558  	for {
 23559  		x := v_0
 23560  		y := v_1
 23561  		v.reset(OpARM64Equal)
 23562  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23563  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23564  		v1.AddArg(x)
 23565  		v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23566  		v2.AddArg(y)
 23567  		v0.AddArg2(v1, v2)
 23568  		v.AddArg(v0)
 23569  		return true
 23570  	}
 23571  }
 23572  func rewriteValueARM64_OpEq32(v *Value) bool {
 23573  	v_1 := v.Args[1]
 23574  	v_0 := v.Args[0]
 23575  	b := v.Block
 23576  	// match: (Eq32 x y)
 23577  	// result: (Equal (CMPW x y))
 23578  	for {
 23579  		x := v_0
 23580  		y := v_1
 23581  		v.reset(OpARM64Equal)
 23582  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23583  		v0.AddArg2(x, y)
 23584  		v.AddArg(v0)
 23585  		return true
 23586  	}
 23587  }
 23588  func rewriteValueARM64_OpEq32F(v *Value) bool {
 23589  	v_1 := v.Args[1]
 23590  	v_0 := v.Args[0]
 23591  	b := v.Block
 23592  	// match: (Eq32F x y)
 23593  	// result: (Equal (FCMPS x y))
 23594  	for {
 23595  		x := v_0
 23596  		y := v_1
 23597  		v.reset(OpARM64Equal)
 23598  		v0 := b.NewValue0(v.Pos, OpARM64FCMPS, types.TypeFlags)
 23599  		v0.AddArg2(x, y)
 23600  		v.AddArg(v0)
 23601  		return true
 23602  	}
 23603  }
 23604  func rewriteValueARM64_OpEq64(v *Value) bool {
 23605  	v_1 := v.Args[1]
 23606  	v_0 := v.Args[0]
 23607  	b := v.Block
 23608  	// match: (Eq64 x y)
 23609  	// result: (Equal (CMP x y))
 23610  	for {
 23611  		x := v_0
 23612  		y := v_1
 23613  		v.reset(OpARM64Equal)
 23614  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 23615  		v0.AddArg2(x, y)
 23616  		v.AddArg(v0)
 23617  		return true
 23618  	}
 23619  }
 23620  func rewriteValueARM64_OpEq64F(v *Value) bool {
 23621  	v_1 := v.Args[1]
 23622  	v_0 := v.Args[0]
 23623  	b := v.Block
 23624  	// match: (Eq64F x y)
 23625  	// result: (Equal (FCMPD x y))
 23626  	for {
 23627  		x := v_0
 23628  		y := v_1
 23629  		v.reset(OpARM64Equal)
 23630  		v0 := b.NewValue0(v.Pos, OpARM64FCMPD, types.TypeFlags)
 23631  		v0.AddArg2(x, y)
 23632  		v.AddArg(v0)
 23633  		return true
 23634  	}
 23635  }
 23636  func rewriteValueARM64_OpEq8(v *Value) bool {
 23637  	v_1 := v.Args[1]
 23638  	v_0 := v.Args[0]
 23639  	b := v.Block
 23640  	typ := &b.Func.Config.Types
 23641  	// match: (Eq8 x y)
 23642  	// result: (Equal (CMPW (ZeroExt8to32 x) (ZeroExt8to32 y)))
 23643  	for {
 23644  		x := v_0
 23645  		y := v_1
 23646  		v.reset(OpARM64Equal)
 23647  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23648  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 23649  		v1.AddArg(x)
 23650  		v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 23651  		v2.AddArg(y)
 23652  		v0.AddArg2(v1, v2)
 23653  		v.AddArg(v0)
 23654  		return true
 23655  	}
 23656  }
 23657  func rewriteValueARM64_OpEqB(v *Value) bool {
 23658  	v_1 := v.Args[1]
 23659  	v_0 := v.Args[0]
 23660  	b := v.Block
 23661  	typ := &b.Func.Config.Types
 23662  	// match: (EqB x y)
 23663  	// result: (XOR (MOVDconst [1]) (XOR <typ.Bool> x y))
 23664  	for {
 23665  		x := v_0
 23666  		y := v_1
 23667  		v.reset(OpARM64XOR)
 23668  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23669  		v0.AuxInt = int64ToAuxInt(1)
 23670  		v1 := b.NewValue0(v.Pos, OpARM64XOR, typ.Bool)
 23671  		v1.AddArg2(x, y)
 23672  		v.AddArg2(v0, v1)
 23673  		return true
 23674  	}
 23675  }
 23676  func rewriteValueARM64_OpEqPtr(v *Value) bool {
 23677  	v_1 := v.Args[1]
 23678  	v_0 := v.Args[0]
 23679  	b := v.Block
 23680  	// match: (EqPtr x y)
 23681  	// result: (Equal (CMP x y))
 23682  	for {
 23683  		x := v_0
 23684  		y := v_1
 23685  		v.reset(OpARM64Equal)
 23686  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 23687  		v0.AddArg2(x, y)
 23688  		v.AddArg(v0)
 23689  		return true
 23690  	}
 23691  }
 23692  func rewriteValueARM64_OpFMA(v *Value) bool {
 23693  	v_2 := v.Args[2]
 23694  	v_1 := v.Args[1]
 23695  	v_0 := v.Args[0]
 23696  	// match: (FMA x y z)
 23697  	// result: (FMADDD z x y)
 23698  	for {
 23699  		x := v_0
 23700  		y := v_1
 23701  		z := v_2
 23702  		v.reset(OpARM64FMADDD)
 23703  		v.AddArg3(z, x, y)
 23704  		return true
 23705  	}
 23706  }
 23707  func rewriteValueARM64_OpHmul32(v *Value) bool {
 23708  	v_1 := v.Args[1]
 23709  	v_0 := v.Args[0]
 23710  	b := v.Block
 23711  	typ := &b.Func.Config.Types
 23712  	// match: (Hmul32 x y)
 23713  	// result: (SRAconst (MULL <typ.Int64> x y) [32])
 23714  	for {
 23715  		x := v_0
 23716  		y := v_1
 23717  		v.reset(OpARM64SRAconst)
 23718  		v.AuxInt = int64ToAuxInt(32)
 23719  		v0 := b.NewValue0(v.Pos, OpARM64MULL, typ.Int64)
 23720  		v0.AddArg2(x, y)
 23721  		v.AddArg(v0)
 23722  		return true
 23723  	}
 23724  }
 23725  func rewriteValueARM64_OpHmul32u(v *Value) bool {
 23726  	v_1 := v.Args[1]
 23727  	v_0 := v.Args[0]
 23728  	b := v.Block
 23729  	typ := &b.Func.Config.Types
 23730  	// match: (Hmul32u x y)
 23731  	// result: (SRAconst (UMULL <typ.UInt64> x y) [32])
 23732  	for {
 23733  		x := v_0
 23734  		y := v_1
 23735  		v.reset(OpARM64SRAconst)
 23736  		v.AuxInt = int64ToAuxInt(32)
 23737  		v0 := b.NewValue0(v.Pos, OpARM64UMULL, typ.UInt64)
 23738  		v0.AddArg2(x, y)
 23739  		v.AddArg(v0)
 23740  		return true
 23741  	}
 23742  }
 23743  func rewriteValueARM64_OpIsInBounds(v *Value) bool {
 23744  	v_1 := v.Args[1]
 23745  	v_0 := v.Args[0]
 23746  	b := v.Block
 23747  	// match: (IsInBounds idx len)
 23748  	// result: (LessThanU (CMP idx len))
 23749  	for {
 23750  		idx := v_0
 23751  		len := v_1
 23752  		v.reset(OpARM64LessThanU)
 23753  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 23754  		v0.AddArg2(idx, len)
 23755  		v.AddArg(v0)
 23756  		return true
 23757  	}
 23758  }
 23759  func rewriteValueARM64_OpIsNonNil(v *Value) bool {
 23760  	v_0 := v.Args[0]
 23761  	b := v.Block
 23762  	// match: (IsNonNil ptr)
 23763  	// result: (NotEqual (CMPconst [0] ptr))
 23764  	for {
 23765  		ptr := v_0
 23766  		v.reset(OpARM64NotEqual)
 23767  		v0 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 23768  		v0.AuxInt = int64ToAuxInt(0)
 23769  		v0.AddArg(ptr)
 23770  		v.AddArg(v0)
 23771  		return true
 23772  	}
 23773  }
 23774  func rewriteValueARM64_OpIsSliceInBounds(v *Value) bool {
 23775  	v_1 := v.Args[1]
 23776  	v_0 := v.Args[0]
 23777  	b := v.Block
 23778  	// match: (IsSliceInBounds idx len)
 23779  	// result: (LessEqualU (CMP idx len))
 23780  	for {
 23781  		idx := v_0
 23782  		len := v_1
 23783  		v.reset(OpARM64LessEqualU)
 23784  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 23785  		v0.AddArg2(idx, len)
 23786  		v.AddArg(v0)
 23787  		return true
 23788  	}
 23789  }
 23790  func rewriteValueARM64_OpLeq16(v *Value) bool {
 23791  	v_1 := v.Args[1]
 23792  	v_0 := v.Args[0]
 23793  	b := v.Block
 23794  	typ := &b.Func.Config.Types
 23795  	// match: (Leq16 x y)
 23796  	// result: (LessEqual (CMPW (SignExt16to32 x) (SignExt16to32 y)))
 23797  	for {
 23798  		x := v_0
 23799  		y := v_1
 23800  		v.reset(OpARM64LessEqual)
 23801  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23802  		v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 23803  		v1.AddArg(x)
 23804  		v2 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 23805  		v2.AddArg(y)
 23806  		v0.AddArg2(v1, v2)
 23807  		v.AddArg(v0)
 23808  		return true
 23809  	}
 23810  }
 23811  func rewriteValueARM64_OpLeq16U(v *Value) bool {
 23812  	v_1 := v.Args[1]
 23813  	v_0 := v.Args[0]
 23814  	b := v.Block
 23815  	typ := &b.Func.Config.Types
 23816  	// match: (Leq16U x zero:(MOVDconst [0]))
 23817  	// result: (Eq16 x zero)
 23818  	for {
 23819  		x := v_0
 23820  		zero := v_1
 23821  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 23822  			break
 23823  		}
 23824  		v.reset(OpEq16)
 23825  		v.AddArg2(x, zero)
 23826  		return true
 23827  	}
 23828  	// match: (Leq16U (MOVDconst [1]) x)
 23829  	// result: (Neq16 (MOVDconst [0]) x)
 23830  	for {
 23831  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 1 {
 23832  			break
 23833  		}
 23834  		x := v_1
 23835  		v.reset(OpNeq16)
 23836  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23837  		v0.AuxInt = int64ToAuxInt(0)
 23838  		v.AddArg2(v0, x)
 23839  		return true
 23840  	}
 23841  	// match: (Leq16U x y)
 23842  	// result: (LessEqualU (CMPW (ZeroExt16to32 x) (ZeroExt16to32 y)))
 23843  	for {
 23844  		x := v_0
 23845  		y := v_1
 23846  		v.reset(OpARM64LessEqualU)
 23847  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23848  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23849  		v1.AddArg(x)
 23850  		v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 23851  		v2.AddArg(y)
 23852  		v0.AddArg2(v1, v2)
 23853  		v.AddArg(v0)
 23854  		return true
 23855  	}
 23856  }
 23857  func rewriteValueARM64_OpLeq32(v *Value) bool {
 23858  	v_1 := v.Args[1]
 23859  	v_0 := v.Args[0]
 23860  	b := v.Block
 23861  	// match: (Leq32 x y)
 23862  	// result: (LessEqual (CMPW x y))
 23863  	for {
 23864  		x := v_0
 23865  		y := v_1
 23866  		v.reset(OpARM64LessEqual)
 23867  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23868  		v0.AddArg2(x, y)
 23869  		v.AddArg(v0)
 23870  		return true
 23871  	}
 23872  }
 23873  func rewriteValueARM64_OpLeq32F(v *Value) bool {
 23874  	v_1 := v.Args[1]
 23875  	v_0 := v.Args[0]
 23876  	b := v.Block
 23877  	// match: (Leq32F x y)
 23878  	// result: (LessEqualF (FCMPS x y))
 23879  	for {
 23880  		x := v_0
 23881  		y := v_1
 23882  		v.reset(OpARM64LessEqualF)
 23883  		v0 := b.NewValue0(v.Pos, OpARM64FCMPS, types.TypeFlags)
 23884  		v0.AddArg2(x, y)
 23885  		v.AddArg(v0)
 23886  		return true
 23887  	}
 23888  }
 23889  func rewriteValueARM64_OpLeq32U(v *Value) bool {
 23890  	v_1 := v.Args[1]
 23891  	v_0 := v.Args[0]
 23892  	b := v.Block
 23893  	typ := &b.Func.Config.Types
 23894  	// match: (Leq32U x zero:(MOVDconst [0]))
 23895  	// result: (Eq32 x zero)
 23896  	for {
 23897  		x := v_0
 23898  		zero := v_1
 23899  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 23900  			break
 23901  		}
 23902  		v.reset(OpEq32)
 23903  		v.AddArg2(x, zero)
 23904  		return true
 23905  	}
 23906  	// match: (Leq32U (MOVDconst [1]) x)
 23907  	// result: (Neq32 (MOVDconst [0]) x)
 23908  	for {
 23909  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 1 {
 23910  			break
 23911  		}
 23912  		x := v_1
 23913  		v.reset(OpNeq32)
 23914  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23915  		v0.AuxInt = int64ToAuxInt(0)
 23916  		v.AddArg2(v0, x)
 23917  		return true
 23918  	}
 23919  	// match: (Leq32U x y)
 23920  	// result: (LessEqualU (CMPW x y))
 23921  	for {
 23922  		x := v_0
 23923  		y := v_1
 23924  		v.reset(OpARM64LessEqualU)
 23925  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 23926  		v0.AddArg2(x, y)
 23927  		v.AddArg(v0)
 23928  		return true
 23929  	}
 23930  }
 23931  func rewriteValueARM64_OpLeq64(v *Value) bool {
 23932  	v_1 := v.Args[1]
 23933  	v_0 := v.Args[0]
 23934  	b := v.Block
 23935  	// match: (Leq64 x y)
 23936  	// result: (LessEqual (CMP x y))
 23937  	for {
 23938  		x := v_0
 23939  		y := v_1
 23940  		v.reset(OpARM64LessEqual)
 23941  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 23942  		v0.AddArg2(x, y)
 23943  		v.AddArg(v0)
 23944  		return true
 23945  	}
 23946  }
 23947  func rewriteValueARM64_OpLeq64F(v *Value) bool {
 23948  	v_1 := v.Args[1]
 23949  	v_0 := v.Args[0]
 23950  	b := v.Block
 23951  	// match: (Leq64F x y)
 23952  	// result: (LessEqualF (FCMPD x y))
 23953  	for {
 23954  		x := v_0
 23955  		y := v_1
 23956  		v.reset(OpARM64LessEqualF)
 23957  		v0 := b.NewValue0(v.Pos, OpARM64FCMPD, types.TypeFlags)
 23958  		v0.AddArg2(x, y)
 23959  		v.AddArg(v0)
 23960  		return true
 23961  	}
 23962  }
 23963  func rewriteValueARM64_OpLeq64U(v *Value) bool {
 23964  	v_1 := v.Args[1]
 23965  	v_0 := v.Args[0]
 23966  	b := v.Block
 23967  	typ := &b.Func.Config.Types
 23968  	// match: (Leq64U x zero:(MOVDconst [0]))
 23969  	// result: (Eq64 x zero)
 23970  	for {
 23971  		x := v_0
 23972  		zero := v_1
 23973  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 23974  			break
 23975  		}
 23976  		v.reset(OpEq64)
 23977  		v.AddArg2(x, zero)
 23978  		return true
 23979  	}
 23980  	// match: (Leq64U (MOVDconst [1]) x)
 23981  	// result: (Neq64 (MOVDconst [0]) x)
 23982  	for {
 23983  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 1 {
 23984  			break
 23985  		}
 23986  		x := v_1
 23987  		v.reset(OpNeq64)
 23988  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 23989  		v0.AuxInt = int64ToAuxInt(0)
 23990  		v.AddArg2(v0, x)
 23991  		return true
 23992  	}
 23993  	// match: (Leq64U x y)
 23994  	// result: (LessEqualU (CMP x y))
 23995  	for {
 23996  		x := v_0
 23997  		y := v_1
 23998  		v.reset(OpARM64LessEqualU)
 23999  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 24000  		v0.AddArg2(x, y)
 24001  		v.AddArg(v0)
 24002  		return true
 24003  	}
 24004  }
 24005  func rewriteValueARM64_OpLeq8(v *Value) bool {
 24006  	v_1 := v.Args[1]
 24007  	v_0 := v.Args[0]
 24008  	b := v.Block
 24009  	typ := &b.Func.Config.Types
 24010  	// match: (Leq8 x y)
 24011  	// result: (LessEqual (CMPW (SignExt8to32 x) (SignExt8to32 y)))
 24012  	for {
 24013  		x := v_0
 24014  		y := v_1
 24015  		v.reset(OpARM64LessEqual)
 24016  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24017  		v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24018  		v1.AddArg(x)
 24019  		v2 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24020  		v2.AddArg(y)
 24021  		v0.AddArg2(v1, v2)
 24022  		v.AddArg(v0)
 24023  		return true
 24024  	}
 24025  }
 24026  func rewriteValueARM64_OpLeq8U(v *Value) bool {
 24027  	v_1 := v.Args[1]
 24028  	v_0 := v.Args[0]
 24029  	b := v.Block
 24030  	typ := &b.Func.Config.Types
 24031  	// match: (Leq8U x zero:(MOVDconst [0]))
 24032  	// result: (Eq8 x zero)
 24033  	for {
 24034  		x := v_0
 24035  		zero := v_1
 24036  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 24037  			break
 24038  		}
 24039  		v.reset(OpEq8)
 24040  		v.AddArg2(x, zero)
 24041  		return true
 24042  	}
 24043  	// match: (Leq8U (MOVDconst [1]) x)
 24044  	// result: (Neq8 (MOVDconst [0]) x)
 24045  	for {
 24046  		if v_0.Op != OpARM64MOVDconst || auxIntToInt64(v_0.AuxInt) != 1 {
 24047  			break
 24048  		}
 24049  		x := v_1
 24050  		v.reset(OpNeq8)
 24051  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 24052  		v0.AuxInt = int64ToAuxInt(0)
 24053  		v.AddArg2(v0, x)
 24054  		return true
 24055  	}
 24056  	// match: (Leq8U x y)
 24057  	// result: (LessEqualU (CMPW (ZeroExt8to32 x) (ZeroExt8to32 y)))
 24058  	for {
 24059  		x := v_0
 24060  		y := v_1
 24061  		v.reset(OpARM64LessEqualU)
 24062  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24063  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 24064  		v1.AddArg(x)
 24065  		v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 24066  		v2.AddArg(y)
 24067  		v0.AddArg2(v1, v2)
 24068  		v.AddArg(v0)
 24069  		return true
 24070  	}
 24071  }
 24072  func rewriteValueARM64_OpLess16(v *Value) bool {
 24073  	v_1 := v.Args[1]
 24074  	v_0 := v.Args[0]
 24075  	b := v.Block
 24076  	typ := &b.Func.Config.Types
 24077  	// match: (Less16 x y)
 24078  	// result: (LessThan (CMPW (SignExt16to32 x) (SignExt16to32 y)))
 24079  	for {
 24080  		x := v_0
 24081  		y := v_1
 24082  		v.reset(OpARM64LessThan)
 24083  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24084  		v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 24085  		v1.AddArg(x)
 24086  		v2 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 24087  		v2.AddArg(y)
 24088  		v0.AddArg2(v1, v2)
 24089  		v.AddArg(v0)
 24090  		return true
 24091  	}
 24092  }
 24093  func rewriteValueARM64_OpLess16U(v *Value) bool {
 24094  	v_1 := v.Args[1]
 24095  	v_0 := v.Args[0]
 24096  	b := v.Block
 24097  	typ := &b.Func.Config.Types
 24098  	// match: (Less16U zero:(MOVDconst [0]) x)
 24099  	// result: (Neq16 zero x)
 24100  	for {
 24101  		zero := v_0
 24102  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 24103  			break
 24104  		}
 24105  		x := v_1
 24106  		v.reset(OpNeq16)
 24107  		v.AddArg2(zero, x)
 24108  		return true
 24109  	}
 24110  	// match: (Less16U x (MOVDconst [1]))
 24111  	// result: (Eq16 x (MOVDconst [0]))
 24112  	for {
 24113  		x := v_0
 24114  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 24115  			break
 24116  		}
 24117  		v.reset(OpEq16)
 24118  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 24119  		v0.AuxInt = int64ToAuxInt(0)
 24120  		v.AddArg2(x, v0)
 24121  		return true
 24122  	}
 24123  	// match: (Less16U x y)
 24124  	// result: (LessThanU (CMPW (ZeroExt16to32 x) (ZeroExt16to32 y)))
 24125  	for {
 24126  		x := v_0
 24127  		y := v_1
 24128  		v.reset(OpARM64LessThanU)
 24129  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24130  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 24131  		v1.AddArg(x)
 24132  		v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 24133  		v2.AddArg(y)
 24134  		v0.AddArg2(v1, v2)
 24135  		v.AddArg(v0)
 24136  		return true
 24137  	}
 24138  }
 24139  func rewriteValueARM64_OpLess32(v *Value) bool {
 24140  	v_1 := v.Args[1]
 24141  	v_0 := v.Args[0]
 24142  	b := v.Block
 24143  	// match: (Less32 x y)
 24144  	// result: (LessThan (CMPW x y))
 24145  	for {
 24146  		x := v_0
 24147  		y := v_1
 24148  		v.reset(OpARM64LessThan)
 24149  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24150  		v0.AddArg2(x, y)
 24151  		v.AddArg(v0)
 24152  		return true
 24153  	}
 24154  }
 24155  func rewriteValueARM64_OpLess32F(v *Value) bool {
 24156  	v_1 := v.Args[1]
 24157  	v_0 := v.Args[0]
 24158  	b := v.Block
 24159  	// match: (Less32F x y)
 24160  	// result: (LessThanF (FCMPS x y))
 24161  	for {
 24162  		x := v_0
 24163  		y := v_1
 24164  		v.reset(OpARM64LessThanF)
 24165  		v0 := b.NewValue0(v.Pos, OpARM64FCMPS, types.TypeFlags)
 24166  		v0.AddArg2(x, y)
 24167  		v.AddArg(v0)
 24168  		return true
 24169  	}
 24170  }
 24171  func rewriteValueARM64_OpLess32U(v *Value) bool {
 24172  	v_1 := v.Args[1]
 24173  	v_0 := v.Args[0]
 24174  	b := v.Block
 24175  	typ := &b.Func.Config.Types
 24176  	// match: (Less32U zero:(MOVDconst [0]) x)
 24177  	// result: (Neq32 zero x)
 24178  	for {
 24179  		zero := v_0
 24180  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 24181  			break
 24182  		}
 24183  		x := v_1
 24184  		v.reset(OpNeq32)
 24185  		v.AddArg2(zero, x)
 24186  		return true
 24187  	}
 24188  	// match: (Less32U x (MOVDconst [1]))
 24189  	// result: (Eq32 x (MOVDconst [0]))
 24190  	for {
 24191  		x := v_0
 24192  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 24193  			break
 24194  		}
 24195  		v.reset(OpEq32)
 24196  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 24197  		v0.AuxInt = int64ToAuxInt(0)
 24198  		v.AddArg2(x, v0)
 24199  		return true
 24200  	}
 24201  	// match: (Less32U x y)
 24202  	// result: (LessThanU (CMPW x y))
 24203  	for {
 24204  		x := v_0
 24205  		y := v_1
 24206  		v.reset(OpARM64LessThanU)
 24207  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24208  		v0.AddArg2(x, y)
 24209  		v.AddArg(v0)
 24210  		return true
 24211  	}
 24212  }
 24213  func rewriteValueARM64_OpLess64(v *Value) bool {
 24214  	v_1 := v.Args[1]
 24215  	v_0 := v.Args[0]
 24216  	b := v.Block
 24217  	// match: (Less64 x y)
 24218  	// result: (LessThan (CMP x y))
 24219  	for {
 24220  		x := v_0
 24221  		y := v_1
 24222  		v.reset(OpARM64LessThan)
 24223  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 24224  		v0.AddArg2(x, y)
 24225  		v.AddArg(v0)
 24226  		return true
 24227  	}
 24228  }
 24229  func rewriteValueARM64_OpLess64F(v *Value) bool {
 24230  	v_1 := v.Args[1]
 24231  	v_0 := v.Args[0]
 24232  	b := v.Block
 24233  	// match: (Less64F x y)
 24234  	// result: (LessThanF (FCMPD x y))
 24235  	for {
 24236  		x := v_0
 24237  		y := v_1
 24238  		v.reset(OpARM64LessThanF)
 24239  		v0 := b.NewValue0(v.Pos, OpARM64FCMPD, types.TypeFlags)
 24240  		v0.AddArg2(x, y)
 24241  		v.AddArg(v0)
 24242  		return true
 24243  	}
 24244  }
 24245  func rewriteValueARM64_OpLess64U(v *Value) bool {
 24246  	v_1 := v.Args[1]
 24247  	v_0 := v.Args[0]
 24248  	b := v.Block
 24249  	typ := &b.Func.Config.Types
 24250  	// match: (Less64U zero:(MOVDconst [0]) x)
 24251  	// result: (Neq64 zero x)
 24252  	for {
 24253  		zero := v_0
 24254  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 24255  			break
 24256  		}
 24257  		x := v_1
 24258  		v.reset(OpNeq64)
 24259  		v.AddArg2(zero, x)
 24260  		return true
 24261  	}
 24262  	// match: (Less64U x (MOVDconst [1]))
 24263  	// result: (Eq64 x (MOVDconst [0]))
 24264  	for {
 24265  		x := v_0
 24266  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 24267  			break
 24268  		}
 24269  		v.reset(OpEq64)
 24270  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 24271  		v0.AuxInt = int64ToAuxInt(0)
 24272  		v.AddArg2(x, v0)
 24273  		return true
 24274  	}
 24275  	// match: (Less64U x y)
 24276  	// result: (LessThanU (CMP x y))
 24277  	for {
 24278  		x := v_0
 24279  		y := v_1
 24280  		v.reset(OpARM64LessThanU)
 24281  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 24282  		v0.AddArg2(x, y)
 24283  		v.AddArg(v0)
 24284  		return true
 24285  	}
 24286  }
 24287  func rewriteValueARM64_OpLess8(v *Value) bool {
 24288  	v_1 := v.Args[1]
 24289  	v_0 := v.Args[0]
 24290  	b := v.Block
 24291  	typ := &b.Func.Config.Types
 24292  	// match: (Less8 x y)
 24293  	// result: (LessThan (CMPW (SignExt8to32 x) (SignExt8to32 y)))
 24294  	for {
 24295  		x := v_0
 24296  		y := v_1
 24297  		v.reset(OpARM64LessThan)
 24298  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24299  		v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24300  		v1.AddArg(x)
 24301  		v2 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24302  		v2.AddArg(y)
 24303  		v0.AddArg2(v1, v2)
 24304  		v.AddArg(v0)
 24305  		return true
 24306  	}
 24307  }
 24308  func rewriteValueARM64_OpLess8U(v *Value) bool {
 24309  	v_1 := v.Args[1]
 24310  	v_0 := v.Args[0]
 24311  	b := v.Block
 24312  	typ := &b.Func.Config.Types
 24313  	// match: (Less8U zero:(MOVDconst [0]) x)
 24314  	// result: (Neq8 zero x)
 24315  	for {
 24316  		zero := v_0
 24317  		if zero.Op != OpARM64MOVDconst || auxIntToInt64(zero.AuxInt) != 0 {
 24318  			break
 24319  		}
 24320  		x := v_1
 24321  		v.reset(OpNeq8)
 24322  		v.AddArg2(zero, x)
 24323  		return true
 24324  	}
 24325  	// match: (Less8U x (MOVDconst [1]))
 24326  	// result: (Eq8 x (MOVDconst [0]))
 24327  	for {
 24328  		x := v_0
 24329  		if v_1.Op != OpARM64MOVDconst || auxIntToInt64(v_1.AuxInt) != 1 {
 24330  			break
 24331  		}
 24332  		v.reset(OpEq8)
 24333  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 24334  		v0.AuxInt = int64ToAuxInt(0)
 24335  		v.AddArg2(x, v0)
 24336  		return true
 24337  	}
 24338  	// match: (Less8U x y)
 24339  	// result: (LessThanU (CMPW (ZeroExt8to32 x) (ZeroExt8to32 y)))
 24340  	for {
 24341  		x := v_0
 24342  		y := v_1
 24343  		v.reset(OpARM64LessThanU)
 24344  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 24345  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 24346  		v1.AddArg(x)
 24347  		v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 24348  		v2.AddArg(y)
 24349  		v0.AddArg2(v1, v2)
 24350  		v.AddArg(v0)
 24351  		return true
 24352  	}
 24353  }
 24354  func rewriteValueARM64_OpLoad(v *Value) bool {
 24355  	v_1 := v.Args[1]
 24356  	v_0 := v.Args[0]
 24357  	// match: (Load <t> ptr mem)
 24358  	// cond: t.IsBoolean()
 24359  	// result: (MOVBUload ptr mem)
 24360  	for {
 24361  		t := v.Type
 24362  		ptr := v_0
 24363  		mem := v_1
 24364  		if !(t.IsBoolean()) {
 24365  			break
 24366  		}
 24367  		v.reset(OpARM64MOVBUload)
 24368  		v.AddArg2(ptr, mem)
 24369  		return true
 24370  	}
 24371  	// match: (Load <t> ptr mem)
 24372  	// cond: (is8BitInt(t) && isSigned(t))
 24373  	// result: (MOVBload ptr mem)
 24374  	for {
 24375  		t := v.Type
 24376  		ptr := v_0
 24377  		mem := v_1
 24378  		if !(is8BitInt(t) && isSigned(t)) {
 24379  			break
 24380  		}
 24381  		v.reset(OpARM64MOVBload)
 24382  		v.AddArg2(ptr, mem)
 24383  		return true
 24384  	}
 24385  	// match: (Load <t> ptr mem)
 24386  	// cond: (is8BitInt(t) && !isSigned(t))
 24387  	// result: (MOVBUload ptr mem)
 24388  	for {
 24389  		t := v.Type
 24390  		ptr := v_0
 24391  		mem := v_1
 24392  		if !(is8BitInt(t) && !isSigned(t)) {
 24393  			break
 24394  		}
 24395  		v.reset(OpARM64MOVBUload)
 24396  		v.AddArg2(ptr, mem)
 24397  		return true
 24398  	}
 24399  	// match: (Load <t> ptr mem)
 24400  	// cond: (is16BitInt(t) && isSigned(t))
 24401  	// result: (MOVHload ptr mem)
 24402  	for {
 24403  		t := v.Type
 24404  		ptr := v_0
 24405  		mem := v_1
 24406  		if !(is16BitInt(t) && isSigned(t)) {
 24407  			break
 24408  		}
 24409  		v.reset(OpARM64MOVHload)
 24410  		v.AddArg2(ptr, mem)
 24411  		return true
 24412  	}
 24413  	// match: (Load <t> ptr mem)
 24414  	// cond: (is16BitInt(t) && !isSigned(t))
 24415  	// result: (MOVHUload ptr mem)
 24416  	for {
 24417  		t := v.Type
 24418  		ptr := v_0
 24419  		mem := v_1
 24420  		if !(is16BitInt(t) && !isSigned(t)) {
 24421  			break
 24422  		}
 24423  		v.reset(OpARM64MOVHUload)
 24424  		v.AddArg2(ptr, mem)
 24425  		return true
 24426  	}
 24427  	// match: (Load <t> ptr mem)
 24428  	// cond: (is32BitInt(t) && isSigned(t))
 24429  	// result: (MOVWload ptr mem)
 24430  	for {
 24431  		t := v.Type
 24432  		ptr := v_0
 24433  		mem := v_1
 24434  		if !(is32BitInt(t) && isSigned(t)) {
 24435  			break
 24436  		}
 24437  		v.reset(OpARM64MOVWload)
 24438  		v.AddArg2(ptr, mem)
 24439  		return true
 24440  	}
 24441  	// match: (Load <t> ptr mem)
 24442  	// cond: (is32BitInt(t) && !isSigned(t))
 24443  	// result: (MOVWUload ptr mem)
 24444  	for {
 24445  		t := v.Type
 24446  		ptr := v_0
 24447  		mem := v_1
 24448  		if !(is32BitInt(t) && !isSigned(t)) {
 24449  			break
 24450  		}
 24451  		v.reset(OpARM64MOVWUload)
 24452  		v.AddArg2(ptr, mem)
 24453  		return true
 24454  	}
 24455  	// match: (Load <t> ptr mem)
 24456  	// cond: (is64BitInt(t) || isPtr(t))
 24457  	// result: (MOVDload ptr mem)
 24458  	for {
 24459  		t := v.Type
 24460  		ptr := v_0
 24461  		mem := v_1
 24462  		if !(is64BitInt(t) || isPtr(t)) {
 24463  			break
 24464  		}
 24465  		v.reset(OpARM64MOVDload)
 24466  		v.AddArg2(ptr, mem)
 24467  		return true
 24468  	}
 24469  	// match: (Load <t> ptr mem)
 24470  	// cond: is32BitFloat(t)
 24471  	// result: (FMOVSload ptr mem)
 24472  	for {
 24473  		t := v.Type
 24474  		ptr := v_0
 24475  		mem := v_1
 24476  		if !(is32BitFloat(t)) {
 24477  			break
 24478  		}
 24479  		v.reset(OpARM64FMOVSload)
 24480  		v.AddArg2(ptr, mem)
 24481  		return true
 24482  	}
 24483  	// match: (Load <t> ptr mem)
 24484  	// cond: is64BitFloat(t)
 24485  	// result: (FMOVDload ptr mem)
 24486  	for {
 24487  		t := v.Type
 24488  		ptr := v_0
 24489  		mem := v_1
 24490  		if !(is64BitFloat(t)) {
 24491  			break
 24492  		}
 24493  		v.reset(OpARM64FMOVDload)
 24494  		v.AddArg2(ptr, mem)
 24495  		return true
 24496  	}
 24497  	return false
 24498  }
 24499  func rewriteValueARM64_OpLocalAddr(v *Value) bool {
 24500  	v_0 := v.Args[0]
 24501  	// match: (LocalAddr {sym} base _)
 24502  	// result: (MOVDaddr {sym} base)
 24503  	for {
 24504  		sym := auxToSym(v.Aux)
 24505  		base := v_0
 24506  		v.reset(OpARM64MOVDaddr)
 24507  		v.Aux = symToAux(sym)
 24508  		v.AddArg(base)
 24509  		return true
 24510  	}
 24511  }
 24512  func rewriteValueARM64_OpLsh16x16(v *Value) bool {
 24513  	v_1 := v.Args[1]
 24514  	v_0 := v.Args[0]
 24515  	b := v.Block
 24516  	typ := &b.Func.Config.Types
 24517  	// match: (Lsh16x16 <t> x y)
 24518  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 24519  	for {
 24520  		t := v.Type
 24521  		x := v_0
 24522  		y := v_1
 24523  		v.reset(OpARM64CSEL)
 24524  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24525  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24526  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 24527  		v1.AddArg(y)
 24528  		v0.AddArg2(x, v1)
 24529  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24530  		v2.AuxInt = int64ToAuxInt(0)
 24531  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24532  		v3.AuxInt = int64ToAuxInt(64)
 24533  		v3.AddArg(v1)
 24534  		v.AddArg3(v0, v2, v3)
 24535  		return true
 24536  	}
 24537  }
 24538  func rewriteValueARM64_OpLsh16x32(v *Value) bool {
 24539  	v_1 := v.Args[1]
 24540  	v_0 := v.Args[0]
 24541  	b := v.Block
 24542  	typ := &b.Func.Config.Types
 24543  	// match: (Lsh16x32 <t> x y)
 24544  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 24545  	for {
 24546  		t := v.Type
 24547  		x := v_0
 24548  		y := v_1
 24549  		v.reset(OpARM64CSEL)
 24550  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24551  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24552  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 24553  		v1.AddArg(y)
 24554  		v0.AddArg2(x, v1)
 24555  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24556  		v2.AuxInt = int64ToAuxInt(0)
 24557  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24558  		v3.AuxInt = int64ToAuxInt(64)
 24559  		v3.AddArg(v1)
 24560  		v.AddArg3(v0, v2, v3)
 24561  		return true
 24562  	}
 24563  }
 24564  func rewriteValueARM64_OpLsh16x64(v *Value) bool {
 24565  	v_1 := v.Args[1]
 24566  	v_0 := v.Args[0]
 24567  	b := v.Block
 24568  	// match: (Lsh16x64 <t> x y)
 24569  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x y) (Const64 <t> [0]) (CMPconst [64] y))
 24570  	for {
 24571  		t := v.Type
 24572  		x := v_0
 24573  		y := v_1
 24574  		v.reset(OpARM64CSEL)
 24575  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24576  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24577  		v0.AddArg2(x, y)
 24578  		v1 := b.NewValue0(v.Pos, OpConst64, t)
 24579  		v1.AuxInt = int64ToAuxInt(0)
 24580  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24581  		v2.AuxInt = int64ToAuxInt(64)
 24582  		v2.AddArg(y)
 24583  		v.AddArg3(v0, v1, v2)
 24584  		return true
 24585  	}
 24586  }
 24587  func rewriteValueARM64_OpLsh16x8(v *Value) bool {
 24588  	v_1 := v.Args[1]
 24589  	v_0 := v.Args[0]
 24590  	b := v.Block
 24591  	typ := &b.Func.Config.Types
 24592  	// match: (Lsh16x8 <t> x y)
 24593  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 24594  	for {
 24595  		t := v.Type
 24596  		x := v_0
 24597  		y := v_1
 24598  		v.reset(OpARM64CSEL)
 24599  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24600  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24601  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 24602  		v1.AddArg(y)
 24603  		v0.AddArg2(x, v1)
 24604  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24605  		v2.AuxInt = int64ToAuxInt(0)
 24606  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24607  		v3.AuxInt = int64ToAuxInt(64)
 24608  		v3.AddArg(v1)
 24609  		v.AddArg3(v0, v2, v3)
 24610  		return true
 24611  	}
 24612  }
 24613  func rewriteValueARM64_OpLsh32x16(v *Value) bool {
 24614  	v_1 := v.Args[1]
 24615  	v_0 := v.Args[0]
 24616  	b := v.Block
 24617  	typ := &b.Func.Config.Types
 24618  	// match: (Lsh32x16 <t> x y)
 24619  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 24620  	for {
 24621  		t := v.Type
 24622  		x := v_0
 24623  		y := v_1
 24624  		v.reset(OpARM64CSEL)
 24625  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24626  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24627  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 24628  		v1.AddArg(y)
 24629  		v0.AddArg2(x, v1)
 24630  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24631  		v2.AuxInt = int64ToAuxInt(0)
 24632  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24633  		v3.AuxInt = int64ToAuxInt(64)
 24634  		v3.AddArg(v1)
 24635  		v.AddArg3(v0, v2, v3)
 24636  		return true
 24637  	}
 24638  }
 24639  func rewriteValueARM64_OpLsh32x32(v *Value) bool {
 24640  	v_1 := v.Args[1]
 24641  	v_0 := v.Args[0]
 24642  	b := v.Block
 24643  	typ := &b.Func.Config.Types
 24644  	// match: (Lsh32x32 <t> x y)
 24645  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 24646  	for {
 24647  		t := v.Type
 24648  		x := v_0
 24649  		y := v_1
 24650  		v.reset(OpARM64CSEL)
 24651  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24652  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24653  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 24654  		v1.AddArg(y)
 24655  		v0.AddArg2(x, v1)
 24656  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24657  		v2.AuxInt = int64ToAuxInt(0)
 24658  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24659  		v3.AuxInt = int64ToAuxInt(64)
 24660  		v3.AddArg(v1)
 24661  		v.AddArg3(v0, v2, v3)
 24662  		return true
 24663  	}
 24664  }
 24665  func rewriteValueARM64_OpLsh32x64(v *Value) bool {
 24666  	v_1 := v.Args[1]
 24667  	v_0 := v.Args[0]
 24668  	b := v.Block
 24669  	// match: (Lsh32x64 <t> x y)
 24670  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x y) (Const64 <t> [0]) (CMPconst [64] y))
 24671  	for {
 24672  		t := v.Type
 24673  		x := v_0
 24674  		y := v_1
 24675  		v.reset(OpARM64CSEL)
 24676  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24677  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24678  		v0.AddArg2(x, y)
 24679  		v1 := b.NewValue0(v.Pos, OpConst64, t)
 24680  		v1.AuxInt = int64ToAuxInt(0)
 24681  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24682  		v2.AuxInt = int64ToAuxInt(64)
 24683  		v2.AddArg(y)
 24684  		v.AddArg3(v0, v1, v2)
 24685  		return true
 24686  	}
 24687  }
 24688  func rewriteValueARM64_OpLsh32x8(v *Value) bool {
 24689  	v_1 := v.Args[1]
 24690  	v_0 := v.Args[0]
 24691  	b := v.Block
 24692  	typ := &b.Func.Config.Types
 24693  	// match: (Lsh32x8 <t> x y)
 24694  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 24695  	for {
 24696  		t := v.Type
 24697  		x := v_0
 24698  		y := v_1
 24699  		v.reset(OpARM64CSEL)
 24700  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24701  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24702  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 24703  		v1.AddArg(y)
 24704  		v0.AddArg2(x, v1)
 24705  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24706  		v2.AuxInt = int64ToAuxInt(0)
 24707  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24708  		v3.AuxInt = int64ToAuxInt(64)
 24709  		v3.AddArg(v1)
 24710  		v.AddArg3(v0, v2, v3)
 24711  		return true
 24712  	}
 24713  }
 24714  func rewriteValueARM64_OpLsh64x16(v *Value) bool {
 24715  	v_1 := v.Args[1]
 24716  	v_0 := v.Args[0]
 24717  	b := v.Block
 24718  	typ := &b.Func.Config.Types
 24719  	// match: (Lsh64x16 <t> x y)
 24720  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 24721  	for {
 24722  		t := v.Type
 24723  		x := v_0
 24724  		y := v_1
 24725  		v.reset(OpARM64CSEL)
 24726  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24727  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24728  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 24729  		v1.AddArg(y)
 24730  		v0.AddArg2(x, v1)
 24731  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24732  		v2.AuxInt = int64ToAuxInt(0)
 24733  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24734  		v3.AuxInt = int64ToAuxInt(64)
 24735  		v3.AddArg(v1)
 24736  		v.AddArg3(v0, v2, v3)
 24737  		return true
 24738  	}
 24739  }
 24740  func rewriteValueARM64_OpLsh64x32(v *Value) bool {
 24741  	v_1 := v.Args[1]
 24742  	v_0 := v.Args[0]
 24743  	b := v.Block
 24744  	typ := &b.Func.Config.Types
 24745  	// match: (Lsh64x32 <t> x y)
 24746  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 24747  	for {
 24748  		t := v.Type
 24749  		x := v_0
 24750  		y := v_1
 24751  		v.reset(OpARM64CSEL)
 24752  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24753  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24754  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 24755  		v1.AddArg(y)
 24756  		v0.AddArg2(x, v1)
 24757  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24758  		v2.AuxInt = int64ToAuxInt(0)
 24759  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24760  		v3.AuxInt = int64ToAuxInt(64)
 24761  		v3.AddArg(v1)
 24762  		v.AddArg3(v0, v2, v3)
 24763  		return true
 24764  	}
 24765  }
 24766  func rewriteValueARM64_OpLsh64x64(v *Value) bool {
 24767  	v_1 := v.Args[1]
 24768  	v_0 := v.Args[0]
 24769  	b := v.Block
 24770  	// match: (Lsh64x64 <t> x y)
 24771  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x y) (Const64 <t> [0]) (CMPconst [64] y))
 24772  	for {
 24773  		t := v.Type
 24774  		x := v_0
 24775  		y := v_1
 24776  		v.reset(OpARM64CSEL)
 24777  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24778  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24779  		v0.AddArg2(x, y)
 24780  		v1 := b.NewValue0(v.Pos, OpConst64, t)
 24781  		v1.AuxInt = int64ToAuxInt(0)
 24782  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24783  		v2.AuxInt = int64ToAuxInt(64)
 24784  		v2.AddArg(y)
 24785  		v.AddArg3(v0, v1, v2)
 24786  		return true
 24787  	}
 24788  }
 24789  func rewriteValueARM64_OpLsh64x8(v *Value) bool {
 24790  	v_1 := v.Args[1]
 24791  	v_0 := v.Args[0]
 24792  	b := v.Block
 24793  	typ := &b.Func.Config.Types
 24794  	// match: (Lsh64x8 <t> x y)
 24795  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 24796  	for {
 24797  		t := v.Type
 24798  		x := v_0
 24799  		y := v_1
 24800  		v.reset(OpARM64CSEL)
 24801  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24802  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24803  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 24804  		v1.AddArg(y)
 24805  		v0.AddArg2(x, v1)
 24806  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24807  		v2.AuxInt = int64ToAuxInt(0)
 24808  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24809  		v3.AuxInt = int64ToAuxInt(64)
 24810  		v3.AddArg(v1)
 24811  		v.AddArg3(v0, v2, v3)
 24812  		return true
 24813  	}
 24814  }
 24815  func rewriteValueARM64_OpLsh8x16(v *Value) bool {
 24816  	v_1 := v.Args[1]
 24817  	v_0 := v.Args[0]
 24818  	b := v.Block
 24819  	typ := &b.Func.Config.Types
 24820  	// match: (Lsh8x16 <t> x y)
 24821  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 24822  	for {
 24823  		t := v.Type
 24824  		x := v_0
 24825  		y := v_1
 24826  		v.reset(OpARM64CSEL)
 24827  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24828  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24829  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 24830  		v1.AddArg(y)
 24831  		v0.AddArg2(x, v1)
 24832  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24833  		v2.AuxInt = int64ToAuxInt(0)
 24834  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24835  		v3.AuxInt = int64ToAuxInt(64)
 24836  		v3.AddArg(v1)
 24837  		v.AddArg3(v0, v2, v3)
 24838  		return true
 24839  	}
 24840  }
 24841  func rewriteValueARM64_OpLsh8x32(v *Value) bool {
 24842  	v_1 := v.Args[1]
 24843  	v_0 := v.Args[0]
 24844  	b := v.Block
 24845  	typ := &b.Func.Config.Types
 24846  	// match: (Lsh8x32 <t> x y)
 24847  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 24848  	for {
 24849  		t := v.Type
 24850  		x := v_0
 24851  		y := v_1
 24852  		v.reset(OpARM64CSEL)
 24853  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24854  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24855  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 24856  		v1.AddArg(y)
 24857  		v0.AddArg2(x, v1)
 24858  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24859  		v2.AuxInt = int64ToAuxInt(0)
 24860  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24861  		v3.AuxInt = int64ToAuxInt(64)
 24862  		v3.AddArg(v1)
 24863  		v.AddArg3(v0, v2, v3)
 24864  		return true
 24865  	}
 24866  }
 24867  func rewriteValueARM64_OpLsh8x64(v *Value) bool {
 24868  	v_1 := v.Args[1]
 24869  	v_0 := v.Args[0]
 24870  	b := v.Block
 24871  	// match: (Lsh8x64 <t> x y)
 24872  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x y) (Const64 <t> [0]) (CMPconst [64] y))
 24873  	for {
 24874  		t := v.Type
 24875  		x := v_0
 24876  		y := v_1
 24877  		v.reset(OpARM64CSEL)
 24878  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24879  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24880  		v0.AddArg2(x, y)
 24881  		v1 := b.NewValue0(v.Pos, OpConst64, t)
 24882  		v1.AuxInt = int64ToAuxInt(0)
 24883  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24884  		v2.AuxInt = int64ToAuxInt(64)
 24885  		v2.AddArg(y)
 24886  		v.AddArg3(v0, v1, v2)
 24887  		return true
 24888  	}
 24889  }
 24890  func rewriteValueARM64_OpLsh8x8(v *Value) bool {
 24891  	v_1 := v.Args[1]
 24892  	v_0 := v.Args[0]
 24893  	b := v.Block
 24894  	typ := &b.Func.Config.Types
 24895  	// match: (Lsh8x8 <t> x y)
 24896  	// result: (CSEL [OpARM64LessThanU] (SLL <t> x (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 24897  	for {
 24898  		t := v.Type
 24899  		x := v_0
 24900  		y := v_1
 24901  		v.reset(OpARM64CSEL)
 24902  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 24903  		v0 := b.NewValue0(v.Pos, OpARM64SLL, t)
 24904  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 24905  		v1.AddArg(y)
 24906  		v0.AddArg2(x, v1)
 24907  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 24908  		v2.AuxInt = int64ToAuxInt(0)
 24909  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 24910  		v3.AuxInt = int64ToAuxInt(64)
 24911  		v3.AddArg(v1)
 24912  		v.AddArg3(v0, v2, v3)
 24913  		return true
 24914  	}
 24915  }
 24916  func rewriteValueARM64_OpMod16(v *Value) bool {
 24917  	v_1 := v.Args[1]
 24918  	v_0 := v.Args[0]
 24919  	b := v.Block
 24920  	typ := &b.Func.Config.Types
 24921  	// match: (Mod16 x y)
 24922  	// result: (MODW (SignExt16to32 x) (SignExt16to32 y))
 24923  	for {
 24924  		x := v_0
 24925  		y := v_1
 24926  		v.reset(OpARM64MODW)
 24927  		v0 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 24928  		v0.AddArg(x)
 24929  		v1 := b.NewValue0(v.Pos, OpSignExt16to32, typ.Int32)
 24930  		v1.AddArg(y)
 24931  		v.AddArg2(v0, v1)
 24932  		return true
 24933  	}
 24934  }
 24935  func rewriteValueARM64_OpMod16u(v *Value) bool {
 24936  	v_1 := v.Args[1]
 24937  	v_0 := v.Args[0]
 24938  	b := v.Block
 24939  	typ := &b.Func.Config.Types
 24940  	// match: (Mod16u x y)
 24941  	// result: (UMODW (ZeroExt16to32 x) (ZeroExt16to32 y))
 24942  	for {
 24943  		x := v_0
 24944  		y := v_1
 24945  		v.reset(OpARM64UMODW)
 24946  		v0 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 24947  		v0.AddArg(x)
 24948  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 24949  		v1.AddArg(y)
 24950  		v.AddArg2(v0, v1)
 24951  		return true
 24952  	}
 24953  }
 24954  func rewriteValueARM64_OpMod32(v *Value) bool {
 24955  	v_1 := v.Args[1]
 24956  	v_0 := v.Args[0]
 24957  	// match: (Mod32 x y)
 24958  	// result: (MODW x y)
 24959  	for {
 24960  		x := v_0
 24961  		y := v_1
 24962  		v.reset(OpARM64MODW)
 24963  		v.AddArg2(x, y)
 24964  		return true
 24965  	}
 24966  }
 24967  func rewriteValueARM64_OpMod64(v *Value) bool {
 24968  	v_1 := v.Args[1]
 24969  	v_0 := v.Args[0]
 24970  	// match: (Mod64 x y)
 24971  	// result: (MOD x y)
 24972  	for {
 24973  		x := v_0
 24974  		y := v_1
 24975  		v.reset(OpARM64MOD)
 24976  		v.AddArg2(x, y)
 24977  		return true
 24978  	}
 24979  }
 24980  func rewriteValueARM64_OpMod8(v *Value) bool {
 24981  	v_1 := v.Args[1]
 24982  	v_0 := v.Args[0]
 24983  	b := v.Block
 24984  	typ := &b.Func.Config.Types
 24985  	// match: (Mod8 x y)
 24986  	// result: (MODW (SignExt8to32 x) (SignExt8to32 y))
 24987  	for {
 24988  		x := v_0
 24989  		y := v_1
 24990  		v.reset(OpARM64MODW)
 24991  		v0 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24992  		v0.AddArg(x)
 24993  		v1 := b.NewValue0(v.Pos, OpSignExt8to32, typ.Int32)
 24994  		v1.AddArg(y)
 24995  		v.AddArg2(v0, v1)
 24996  		return true
 24997  	}
 24998  }
 24999  func rewriteValueARM64_OpMod8u(v *Value) bool {
 25000  	v_1 := v.Args[1]
 25001  	v_0 := v.Args[0]
 25002  	b := v.Block
 25003  	typ := &b.Func.Config.Types
 25004  	// match: (Mod8u x y)
 25005  	// result: (UMODW (ZeroExt8to32 x) (ZeroExt8to32 y))
 25006  	for {
 25007  		x := v_0
 25008  		y := v_1
 25009  		v.reset(OpARM64UMODW)
 25010  		v0 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 25011  		v0.AddArg(x)
 25012  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 25013  		v1.AddArg(y)
 25014  		v.AddArg2(v0, v1)
 25015  		return true
 25016  	}
 25017  }
 25018  func rewriteValueARM64_OpMove(v *Value) bool {
 25019  	v_2 := v.Args[2]
 25020  	v_1 := v.Args[1]
 25021  	v_0 := v.Args[0]
 25022  	b := v.Block
 25023  	config := b.Func.Config
 25024  	typ := &b.Func.Config.Types
 25025  	// match: (Move [0] _ _ mem)
 25026  	// result: mem
 25027  	for {
 25028  		if auxIntToInt64(v.AuxInt) != 0 {
 25029  			break
 25030  		}
 25031  		mem := v_2
 25032  		v.copyOf(mem)
 25033  		return true
 25034  	}
 25035  	// match: (Move [1] dst src mem)
 25036  	// result: (MOVBstore dst (MOVBUload src mem) mem)
 25037  	for {
 25038  		if auxIntToInt64(v.AuxInt) != 1 {
 25039  			break
 25040  		}
 25041  		dst := v_0
 25042  		src := v_1
 25043  		mem := v_2
 25044  		v.reset(OpARM64MOVBstore)
 25045  		v0 := b.NewValue0(v.Pos, OpARM64MOVBUload, typ.UInt8)
 25046  		v0.AddArg2(src, mem)
 25047  		v.AddArg3(dst, v0, mem)
 25048  		return true
 25049  	}
 25050  	// match: (Move [2] dst src mem)
 25051  	// result: (MOVHstore dst (MOVHUload src mem) mem)
 25052  	for {
 25053  		if auxIntToInt64(v.AuxInt) != 2 {
 25054  			break
 25055  		}
 25056  		dst := v_0
 25057  		src := v_1
 25058  		mem := v_2
 25059  		v.reset(OpARM64MOVHstore)
 25060  		v0 := b.NewValue0(v.Pos, OpARM64MOVHUload, typ.UInt16)
 25061  		v0.AddArg2(src, mem)
 25062  		v.AddArg3(dst, v0, mem)
 25063  		return true
 25064  	}
 25065  	// match: (Move [4] dst src mem)
 25066  	// result: (MOVWstore dst (MOVWUload src mem) mem)
 25067  	for {
 25068  		if auxIntToInt64(v.AuxInt) != 4 {
 25069  			break
 25070  		}
 25071  		dst := v_0
 25072  		src := v_1
 25073  		mem := v_2
 25074  		v.reset(OpARM64MOVWstore)
 25075  		v0 := b.NewValue0(v.Pos, OpARM64MOVWUload, typ.UInt32)
 25076  		v0.AddArg2(src, mem)
 25077  		v.AddArg3(dst, v0, mem)
 25078  		return true
 25079  	}
 25080  	// match: (Move [8] dst src mem)
 25081  	// result: (MOVDstore dst (MOVDload src mem) mem)
 25082  	for {
 25083  		if auxIntToInt64(v.AuxInt) != 8 {
 25084  			break
 25085  		}
 25086  		dst := v_0
 25087  		src := v_1
 25088  		mem := v_2
 25089  		v.reset(OpARM64MOVDstore)
 25090  		v0 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25091  		v0.AddArg2(src, mem)
 25092  		v.AddArg3(dst, v0, mem)
 25093  		return true
 25094  	}
 25095  	// match: (Move [3] dst src mem)
 25096  	// result: (MOVBstore [2] dst (MOVBUload [2] src mem) (MOVHstore dst (MOVHUload src mem) mem))
 25097  	for {
 25098  		if auxIntToInt64(v.AuxInt) != 3 {
 25099  			break
 25100  		}
 25101  		dst := v_0
 25102  		src := v_1
 25103  		mem := v_2
 25104  		v.reset(OpARM64MOVBstore)
 25105  		v.AuxInt = int32ToAuxInt(2)
 25106  		v0 := b.NewValue0(v.Pos, OpARM64MOVBUload, typ.UInt8)
 25107  		v0.AuxInt = int32ToAuxInt(2)
 25108  		v0.AddArg2(src, mem)
 25109  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 25110  		v2 := b.NewValue0(v.Pos, OpARM64MOVHUload, typ.UInt16)
 25111  		v2.AddArg2(src, mem)
 25112  		v1.AddArg3(dst, v2, mem)
 25113  		v.AddArg3(dst, v0, v1)
 25114  		return true
 25115  	}
 25116  	// match: (Move [5] dst src mem)
 25117  	// result: (MOVBstore [4] dst (MOVBUload [4] src mem) (MOVWstore dst (MOVWUload src mem) mem))
 25118  	for {
 25119  		if auxIntToInt64(v.AuxInt) != 5 {
 25120  			break
 25121  		}
 25122  		dst := v_0
 25123  		src := v_1
 25124  		mem := v_2
 25125  		v.reset(OpARM64MOVBstore)
 25126  		v.AuxInt = int32ToAuxInt(4)
 25127  		v0 := b.NewValue0(v.Pos, OpARM64MOVBUload, typ.UInt8)
 25128  		v0.AuxInt = int32ToAuxInt(4)
 25129  		v0.AddArg2(src, mem)
 25130  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 25131  		v2 := b.NewValue0(v.Pos, OpARM64MOVWUload, typ.UInt32)
 25132  		v2.AddArg2(src, mem)
 25133  		v1.AddArg3(dst, v2, mem)
 25134  		v.AddArg3(dst, v0, v1)
 25135  		return true
 25136  	}
 25137  	// match: (Move [6] dst src mem)
 25138  	// result: (MOVHstore [4] dst (MOVHUload [4] src mem) (MOVWstore dst (MOVWUload src mem) mem))
 25139  	for {
 25140  		if auxIntToInt64(v.AuxInt) != 6 {
 25141  			break
 25142  		}
 25143  		dst := v_0
 25144  		src := v_1
 25145  		mem := v_2
 25146  		v.reset(OpARM64MOVHstore)
 25147  		v.AuxInt = int32ToAuxInt(4)
 25148  		v0 := b.NewValue0(v.Pos, OpARM64MOVHUload, typ.UInt16)
 25149  		v0.AuxInt = int32ToAuxInt(4)
 25150  		v0.AddArg2(src, mem)
 25151  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 25152  		v2 := b.NewValue0(v.Pos, OpARM64MOVWUload, typ.UInt32)
 25153  		v2.AddArg2(src, mem)
 25154  		v1.AddArg3(dst, v2, mem)
 25155  		v.AddArg3(dst, v0, v1)
 25156  		return true
 25157  	}
 25158  	// match: (Move [7] dst src mem)
 25159  	// result: (MOVBstore [6] dst (MOVBUload [6] src mem) (MOVHstore [4] dst (MOVHUload [4] src mem) (MOVWstore dst (MOVWUload src mem) mem)))
 25160  	for {
 25161  		if auxIntToInt64(v.AuxInt) != 7 {
 25162  			break
 25163  		}
 25164  		dst := v_0
 25165  		src := v_1
 25166  		mem := v_2
 25167  		v.reset(OpARM64MOVBstore)
 25168  		v.AuxInt = int32ToAuxInt(6)
 25169  		v0 := b.NewValue0(v.Pos, OpARM64MOVBUload, typ.UInt8)
 25170  		v0.AuxInt = int32ToAuxInt(6)
 25171  		v0.AddArg2(src, mem)
 25172  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 25173  		v1.AuxInt = int32ToAuxInt(4)
 25174  		v2 := b.NewValue0(v.Pos, OpARM64MOVHUload, typ.UInt16)
 25175  		v2.AuxInt = int32ToAuxInt(4)
 25176  		v2.AddArg2(src, mem)
 25177  		v3 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 25178  		v4 := b.NewValue0(v.Pos, OpARM64MOVWUload, typ.UInt32)
 25179  		v4.AddArg2(src, mem)
 25180  		v3.AddArg3(dst, v4, mem)
 25181  		v1.AddArg3(dst, v2, v3)
 25182  		v.AddArg3(dst, v0, v1)
 25183  		return true
 25184  	}
 25185  	// match: (Move [12] dst src mem)
 25186  	// result: (MOVWstore [8] dst (MOVWUload [8] src mem) (MOVDstore dst (MOVDload src mem) mem))
 25187  	for {
 25188  		if auxIntToInt64(v.AuxInt) != 12 {
 25189  			break
 25190  		}
 25191  		dst := v_0
 25192  		src := v_1
 25193  		mem := v_2
 25194  		v.reset(OpARM64MOVWstore)
 25195  		v.AuxInt = int32ToAuxInt(8)
 25196  		v0 := b.NewValue0(v.Pos, OpARM64MOVWUload, typ.UInt32)
 25197  		v0.AuxInt = int32ToAuxInt(8)
 25198  		v0.AddArg2(src, mem)
 25199  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 25200  		v2 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25201  		v2.AddArg2(src, mem)
 25202  		v1.AddArg3(dst, v2, mem)
 25203  		v.AddArg3(dst, v0, v1)
 25204  		return true
 25205  	}
 25206  	// match: (Move [16] dst src mem)
 25207  	// result: (MOVDstore [8] dst (MOVDload [8] src mem) (MOVDstore dst (MOVDload src mem) mem))
 25208  	for {
 25209  		if auxIntToInt64(v.AuxInt) != 16 {
 25210  			break
 25211  		}
 25212  		dst := v_0
 25213  		src := v_1
 25214  		mem := v_2
 25215  		v.reset(OpARM64MOVDstore)
 25216  		v.AuxInt = int32ToAuxInt(8)
 25217  		v0 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25218  		v0.AuxInt = int32ToAuxInt(8)
 25219  		v0.AddArg2(src, mem)
 25220  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 25221  		v2 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25222  		v2.AddArg2(src, mem)
 25223  		v1.AddArg3(dst, v2, mem)
 25224  		v.AddArg3(dst, v0, v1)
 25225  		return true
 25226  	}
 25227  	// match: (Move [24] dst src mem)
 25228  	// result: (MOVDstore [16] dst (MOVDload [16] src mem) (MOVDstore [8] dst (MOVDload [8] src mem) (MOVDstore dst (MOVDload src mem) mem)))
 25229  	for {
 25230  		if auxIntToInt64(v.AuxInt) != 24 {
 25231  			break
 25232  		}
 25233  		dst := v_0
 25234  		src := v_1
 25235  		mem := v_2
 25236  		v.reset(OpARM64MOVDstore)
 25237  		v.AuxInt = int32ToAuxInt(16)
 25238  		v0 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25239  		v0.AuxInt = int32ToAuxInt(16)
 25240  		v0.AddArg2(src, mem)
 25241  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 25242  		v1.AuxInt = int32ToAuxInt(8)
 25243  		v2 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25244  		v2.AuxInt = int32ToAuxInt(8)
 25245  		v2.AddArg2(src, mem)
 25246  		v3 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 25247  		v4 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25248  		v4.AddArg2(src, mem)
 25249  		v3.AddArg3(dst, v4, mem)
 25250  		v1.AddArg3(dst, v2, v3)
 25251  		v.AddArg3(dst, v0, v1)
 25252  		return true
 25253  	}
 25254  	// match: (Move [s] dst src mem)
 25255  	// cond: s%8 != 0 && s > 8
 25256  	// result: (Move [s%8] (OffPtr <dst.Type> dst [s-s%8]) (OffPtr <src.Type> src [s-s%8]) (Move [s-s%8] dst src mem))
 25257  	for {
 25258  		s := auxIntToInt64(v.AuxInt)
 25259  		dst := v_0
 25260  		src := v_1
 25261  		mem := v_2
 25262  		if !(s%8 != 0 && s > 8) {
 25263  			break
 25264  		}
 25265  		v.reset(OpMove)
 25266  		v.AuxInt = int64ToAuxInt(s % 8)
 25267  		v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type)
 25268  		v0.AuxInt = int64ToAuxInt(s - s%8)
 25269  		v0.AddArg(dst)
 25270  		v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type)
 25271  		v1.AuxInt = int64ToAuxInt(s - s%8)
 25272  		v1.AddArg(src)
 25273  		v2 := b.NewValue0(v.Pos, OpMove, types.TypeMem)
 25274  		v2.AuxInt = int64ToAuxInt(s - s%8)
 25275  		v2.AddArg3(dst, src, mem)
 25276  		v.AddArg3(v0, v1, v2)
 25277  		return true
 25278  	}
 25279  	// match: (Move [s] dst src mem)
 25280  	// cond: s > 32 && s <= 16*64 && s%16 == 8 && !config.noDuffDevice && logLargeCopy(v, s)
 25281  	// result: (MOVDstore [int32(s-8)] dst (MOVDload [int32(s-8)] src mem) (DUFFCOPY <types.TypeMem> [8*(64-(s-8)/16)] dst src mem))
 25282  	for {
 25283  		s := auxIntToInt64(v.AuxInt)
 25284  		dst := v_0
 25285  		src := v_1
 25286  		mem := v_2
 25287  		if !(s > 32 && s <= 16*64 && s%16 == 8 && !config.noDuffDevice && logLargeCopy(v, s)) {
 25288  			break
 25289  		}
 25290  		v.reset(OpARM64MOVDstore)
 25291  		v.AuxInt = int32ToAuxInt(int32(s - 8))
 25292  		v0 := b.NewValue0(v.Pos, OpARM64MOVDload, typ.UInt64)
 25293  		v0.AuxInt = int32ToAuxInt(int32(s - 8))
 25294  		v0.AddArg2(src, mem)
 25295  		v1 := b.NewValue0(v.Pos, OpARM64DUFFCOPY, types.TypeMem)
 25296  		v1.AuxInt = int64ToAuxInt(8 * (64 - (s-8)/16))
 25297  		v1.AddArg3(dst, src, mem)
 25298  		v.AddArg3(dst, v0, v1)
 25299  		return true
 25300  	}
 25301  	// match: (Move [s] dst src mem)
 25302  	// cond: s > 32 && s <= 16*64 && s%16 == 0 && !config.noDuffDevice && logLargeCopy(v, s)
 25303  	// result: (DUFFCOPY [8 * (64 - s/16)] dst src mem)
 25304  	for {
 25305  		s := auxIntToInt64(v.AuxInt)
 25306  		dst := v_0
 25307  		src := v_1
 25308  		mem := v_2
 25309  		if !(s > 32 && s <= 16*64 && s%16 == 0 && !config.noDuffDevice && logLargeCopy(v, s)) {
 25310  			break
 25311  		}
 25312  		v.reset(OpARM64DUFFCOPY)
 25313  		v.AuxInt = int64ToAuxInt(8 * (64 - s/16))
 25314  		v.AddArg3(dst, src, mem)
 25315  		return true
 25316  	}
 25317  	// match: (Move [s] dst src mem)
 25318  	// cond: s > 24 && s%8 == 0 && logLargeCopy(v, s)
 25319  	// result: (LoweredMove dst src (ADDconst <src.Type> src [s-8]) mem)
 25320  	for {
 25321  		s := auxIntToInt64(v.AuxInt)
 25322  		dst := v_0
 25323  		src := v_1
 25324  		mem := v_2
 25325  		if !(s > 24 && s%8 == 0 && logLargeCopy(v, s)) {
 25326  			break
 25327  		}
 25328  		v.reset(OpARM64LoweredMove)
 25329  		v0 := b.NewValue0(v.Pos, OpARM64ADDconst, src.Type)
 25330  		v0.AuxInt = int64ToAuxInt(s - 8)
 25331  		v0.AddArg(src)
 25332  		v.AddArg4(dst, src, v0, mem)
 25333  		return true
 25334  	}
 25335  	return false
 25336  }
 25337  func rewriteValueARM64_OpNeq16(v *Value) bool {
 25338  	v_1 := v.Args[1]
 25339  	v_0 := v.Args[0]
 25340  	b := v.Block
 25341  	typ := &b.Func.Config.Types
 25342  	// match: (Neq16 x y)
 25343  	// result: (NotEqual (CMPW (ZeroExt16to32 x) (ZeroExt16to32 y)))
 25344  	for {
 25345  		x := v_0
 25346  		y := v_1
 25347  		v.reset(OpARM64NotEqual)
 25348  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 25349  		v1 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 25350  		v1.AddArg(x)
 25351  		v2 := b.NewValue0(v.Pos, OpZeroExt16to32, typ.UInt32)
 25352  		v2.AddArg(y)
 25353  		v0.AddArg2(v1, v2)
 25354  		v.AddArg(v0)
 25355  		return true
 25356  	}
 25357  }
 25358  func rewriteValueARM64_OpNeq32(v *Value) bool {
 25359  	v_1 := v.Args[1]
 25360  	v_0 := v.Args[0]
 25361  	b := v.Block
 25362  	// match: (Neq32 x y)
 25363  	// result: (NotEqual (CMPW x y))
 25364  	for {
 25365  		x := v_0
 25366  		y := v_1
 25367  		v.reset(OpARM64NotEqual)
 25368  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 25369  		v0.AddArg2(x, y)
 25370  		v.AddArg(v0)
 25371  		return true
 25372  	}
 25373  }
 25374  func rewriteValueARM64_OpNeq32F(v *Value) bool {
 25375  	v_1 := v.Args[1]
 25376  	v_0 := v.Args[0]
 25377  	b := v.Block
 25378  	// match: (Neq32F x y)
 25379  	// result: (NotEqual (FCMPS x y))
 25380  	for {
 25381  		x := v_0
 25382  		y := v_1
 25383  		v.reset(OpARM64NotEqual)
 25384  		v0 := b.NewValue0(v.Pos, OpARM64FCMPS, types.TypeFlags)
 25385  		v0.AddArg2(x, y)
 25386  		v.AddArg(v0)
 25387  		return true
 25388  	}
 25389  }
 25390  func rewriteValueARM64_OpNeq64(v *Value) bool {
 25391  	v_1 := v.Args[1]
 25392  	v_0 := v.Args[0]
 25393  	b := v.Block
 25394  	// match: (Neq64 x y)
 25395  	// result: (NotEqual (CMP x y))
 25396  	for {
 25397  		x := v_0
 25398  		y := v_1
 25399  		v.reset(OpARM64NotEqual)
 25400  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 25401  		v0.AddArg2(x, y)
 25402  		v.AddArg(v0)
 25403  		return true
 25404  	}
 25405  }
 25406  func rewriteValueARM64_OpNeq64F(v *Value) bool {
 25407  	v_1 := v.Args[1]
 25408  	v_0 := v.Args[0]
 25409  	b := v.Block
 25410  	// match: (Neq64F x y)
 25411  	// result: (NotEqual (FCMPD x y))
 25412  	for {
 25413  		x := v_0
 25414  		y := v_1
 25415  		v.reset(OpARM64NotEqual)
 25416  		v0 := b.NewValue0(v.Pos, OpARM64FCMPD, types.TypeFlags)
 25417  		v0.AddArg2(x, y)
 25418  		v.AddArg(v0)
 25419  		return true
 25420  	}
 25421  }
 25422  func rewriteValueARM64_OpNeq8(v *Value) bool {
 25423  	v_1 := v.Args[1]
 25424  	v_0 := v.Args[0]
 25425  	b := v.Block
 25426  	typ := &b.Func.Config.Types
 25427  	// match: (Neq8 x y)
 25428  	// result: (NotEqual (CMPW (ZeroExt8to32 x) (ZeroExt8to32 y)))
 25429  	for {
 25430  		x := v_0
 25431  		y := v_1
 25432  		v.reset(OpARM64NotEqual)
 25433  		v0 := b.NewValue0(v.Pos, OpARM64CMPW, types.TypeFlags)
 25434  		v1 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 25435  		v1.AddArg(x)
 25436  		v2 := b.NewValue0(v.Pos, OpZeroExt8to32, typ.UInt32)
 25437  		v2.AddArg(y)
 25438  		v0.AddArg2(v1, v2)
 25439  		v.AddArg(v0)
 25440  		return true
 25441  	}
 25442  }
 25443  func rewriteValueARM64_OpNeqPtr(v *Value) bool {
 25444  	v_1 := v.Args[1]
 25445  	v_0 := v.Args[0]
 25446  	b := v.Block
 25447  	// match: (NeqPtr x y)
 25448  	// result: (NotEqual (CMP x y))
 25449  	for {
 25450  		x := v_0
 25451  		y := v_1
 25452  		v.reset(OpARM64NotEqual)
 25453  		v0 := b.NewValue0(v.Pos, OpARM64CMP, types.TypeFlags)
 25454  		v0.AddArg2(x, y)
 25455  		v.AddArg(v0)
 25456  		return true
 25457  	}
 25458  }
 25459  func rewriteValueARM64_OpNot(v *Value) bool {
 25460  	v_0 := v.Args[0]
 25461  	b := v.Block
 25462  	typ := &b.Func.Config.Types
 25463  	// match: (Not x)
 25464  	// result: (XOR (MOVDconst [1]) x)
 25465  	for {
 25466  		x := v_0
 25467  		v.reset(OpARM64XOR)
 25468  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 25469  		v0.AuxInt = int64ToAuxInt(1)
 25470  		v.AddArg2(v0, x)
 25471  		return true
 25472  	}
 25473  }
 25474  func rewriteValueARM64_OpOffPtr(v *Value) bool {
 25475  	v_0 := v.Args[0]
 25476  	// match: (OffPtr [off] ptr:(SP))
 25477  	// cond: is32Bit(off)
 25478  	// result: (MOVDaddr [int32(off)] ptr)
 25479  	for {
 25480  		off := auxIntToInt64(v.AuxInt)
 25481  		ptr := v_0
 25482  		if ptr.Op != OpSP || !(is32Bit(off)) {
 25483  			break
 25484  		}
 25485  		v.reset(OpARM64MOVDaddr)
 25486  		v.AuxInt = int32ToAuxInt(int32(off))
 25487  		v.AddArg(ptr)
 25488  		return true
 25489  	}
 25490  	// match: (OffPtr [off] ptr)
 25491  	// result: (ADDconst [off] ptr)
 25492  	for {
 25493  		off := auxIntToInt64(v.AuxInt)
 25494  		ptr := v_0
 25495  		v.reset(OpARM64ADDconst)
 25496  		v.AuxInt = int64ToAuxInt(off)
 25497  		v.AddArg(ptr)
 25498  		return true
 25499  	}
 25500  }
 25501  func rewriteValueARM64_OpPanicBounds(v *Value) bool {
 25502  	v_2 := v.Args[2]
 25503  	v_1 := v.Args[1]
 25504  	v_0 := v.Args[0]
 25505  	// match: (PanicBounds [kind] x y mem)
 25506  	// cond: boundsABI(kind) == 0
 25507  	// result: (LoweredPanicBoundsA [kind] x y mem)
 25508  	for {
 25509  		kind := auxIntToInt64(v.AuxInt)
 25510  		x := v_0
 25511  		y := v_1
 25512  		mem := v_2
 25513  		if !(boundsABI(kind) == 0) {
 25514  			break
 25515  		}
 25516  		v.reset(OpARM64LoweredPanicBoundsA)
 25517  		v.AuxInt = int64ToAuxInt(kind)
 25518  		v.AddArg3(x, y, mem)
 25519  		return true
 25520  	}
 25521  	// match: (PanicBounds [kind] x y mem)
 25522  	// cond: boundsABI(kind) == 1
 25523  	// result: (LoweredPanicBoundsB [kind] x y mem)
 25524  	for {
 25525  		kind := auxIntToInt64(v.AuxInt)
 25526  		x := v_0
 25527  		y := v_1
 25528  		mem := v_2
 25529  		if !(boundsABI(kind) == 1) {
 25530  			break
 25531  		}
 25532  		v.reset(OpARM64LoweredPanicBoundsB)
 25533  		v.AuxInt = int64ToAuxInt(kind)
 25534  		v.AddArg3(x, y, mem)
 25535  		return true
 25536  	}
 25537  	// match: (PanicBounds [kind] x y mem)
 25538  	// cond: boundsABI(kind) == 2
 25539  	// result: (LoweredPanicBoundsC [kind] x y mem)
 25540  	for {
 25541  		kind := auxIntToInt64(v.AuxInt)
 25542  		x := v_0
 25543  		y := v_1
 25544  		mem := v_2
 25545  		if !(boundsABI(kind) == 2) {
 25546  			break
 25547  		}
 25548  		v.reset(OpARM64LoweredPanicBoundsC)
 25549  		v.AuxInt = int64ToAuxInt(kind)
 25550  		v.AddArg3(x, y, mem)
 25551  		return true
 25552  	}
 25553  	return false
 25554  }
 25555  func rewriteValueARM64_OpPopCount16(v *Value) bool {
 25556  	v_0 := v.Args[0]
 25557  	b := v.Block
 25558  	typ := &b.Func.Config.Types
 25559  	// match: (PopCount16 <t> x)
 25560  	// result: (FMOVDfpgp <t> (VUADDLV <typ.Float64> (VCNT <typ.Float64> (FMOVDgpfp <typ.Float64> (ZeroExt16to64 x)))))
 25561  	for {
 25562  		t := v.Type
 25563  		x := v_0
 25564  		v.reset(OpARM64FMOVDfpgp)
 25565  		v.Type = t
 25566  		v0 := b.NewValue0(v.Pos, OpARM64VUADDLV, typ.Float64)
 25567  		v1 := b.NewValue0(v.Pos, OpARM64VCNT, typ.Float64)
 25568  		v2 := b.NewValue0(v.Pos, OpARM64FMOVDgpfp, typ.Float64)
 25569  		v3 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25570  		v3.AddArg(x)
 25571  		v2.AddArg(v3)
 25572  		v1.AddArg(v2)
 25573  		v0.AddArg(v1)
 25574  		v.AddArg(v0)
 25575  		return true
 25576  	}
 25577  }
 25578  func rewriteValueARM64_OpPopCount32(v *Value) bool {
 25579  	v_0 := v.Args[0]
 25580  	b := v.Block
 25581  	typ := &b.Func.Config.Types
 25582  	// match: (PopCount32 <t> x)
 25583  	// result: (FMOVDfpgp <t> (VUADDLV <typ.Float64> (VCNT <typ.Float64> (FMOVDgpfp <typ.Float64> (ZeroExt32to64 x)))))
 25584  	for {
 25585  		t := v.Type
 25586  		x := v_0
 25587  		v.reset(OpARM64FMOVDfpgp)
 25588  		v.Type = t
 25589  		v0 := b.NewValue0(v.Pos, OpARM64VUADDLV, typ.Float64)
 25590  		v1 := b.NewValue0(v.Pos, OpARM64VCNT, typ.Float64)
 25591  		v2 := b.NewValue0(v.Pos, OpARM64FMOVDgpfp, typ.Float64)
 25592  		v3 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 25593  		v3.AddArg(x)
 25594  		v2.AddArg(v3)
 25595  		v1.AddArg(v2)
 25596  		v0.AddArg(v1)
 25597  		v.AddArg(v0)
 25598  		return true
 25599  	}
 25600  }
 25601  func rewriteValueARM64_OpPopCount64(v *Value) bool {
 25602  	v_0 := v.Args[0]
 25603  	b := v.Block
 25604  	typ := &b.Func.Config.Types
 25605  	// match: (PopCount64 <t> x)
 25606  	// result: (FMOVDfpgp <t> (VUADDLV <typ.Float64> (VCNT <typ.Float64> (FMOVDgpfp <typ.Float64> x))))
 25607  	for {
 25608  		t := v.Type
 25609  		x := v_0
 25610  		v.reset(OpARM64FMOVDfpgp)
 25611  		v.Type = t
 25612  		v0 := b.NewValue0(v.Pos, OpARM64VUADDLV, typ.Float64)
 25613  		v1 := b.NewValue0(v.Pos, OpARM64VCNT, typ.Float64)
 25614  		v2 := b.NewValue0(v.Pos, OpARM64FMOVDgpfp, typ.Float64)
 25615  		v2.AddArg(x)
 25616  		v1.AddArg(v2)
 25617  		v0.AddArg(v1)
 25618  		v.AddArg(v0)
 25619  		return true
 25620  	}
 25621  }
 25622  func rewriteValueARM64_OpPrefetchCache(v *Value) bool {
 25623  	v_1 := v.Args[1]
 25624  	v_0 := v.Args[0]
 25625  	// match: (PrefetchCache addr mem)
 25626  	// result: (PRFM [0] addr mem)
 25627  	for {
 25628  		addr := v_0
 25629  		mem := v_1
 25630  		v.reset(OpARM64PRFM)
 25631  		v.AuxInt = int64ToAuxInt(0)
 25632  		v.AddArg2(addr, mem)
 25633  		return true
 25634  	}
 25635  }
 25636  func rewriteValueARM64_OpPrefetchCacheStreamed(v *Value) bool {
 25637  	v_1 := v.Args[1]
 25638  	v_0 := v.Args[0]
 25639  	// match: (PrefetchCacheStreamed addr mem)
 25640  	// result: (PRFM [1] addr mem)
 25641  	for {
 25642  		addr := v_0
 25643  		mem := v_1
 25644  		v.reset(OpARM64PRFM)
 25645  		v.AuxInt = int64ToAuxInt(1)
 25646  		v.AddArg2(addr, mem)
 25647  		return true
 25648  	}
 25649  }
 25650  func rewriteValueARM64_OpPubBarrier(v *Value) bool {
 25651  	v_0 := v.Args[0]
 25652  	// match: (PubBarrier mem)
 25653  	// result: (DMB [0xe] mem)
 25654  	for {
 25655  		mem := v_0
 25656  		v.reset(OpARM64DMB)
 25657  		v.AuxInt = int64ToAuxInt(0xe)
 25658  		v.AddArg(mem)
 25659  		return true
 25660  	}
 25661  }
 25662  func rewriteValueARM64_OpRotateLeft16(v *Value) bool {
 25663  	v_1 := v.Args[1]
 25664  	v_0 := v.Args[0]
 25665  	b := v.Block
 25666  	typ := &b.Func.Config.Types
 25667  	// match: (RotateLeft16 <t> x (MOVDconst [c]))
 25668  	// result: (Or16 (Lsh16x64 <t> x (MOVDconst [c&15])) (Rsh16Ux64 <t> x (MOVDconst [-c&15])))
 25669  	for {
 25670  		t := v.Type
 25671  		x := v_0
 25672  		if v_1.Op != OpARM64MOVDconst {
 25673  			break
 25674  		}
 25675  		c := auxIntToInt64(v_1.AuxInt)
 25676  		v.reset(OpOr16)
 25677  		v0 := b.NewValue0(v.Pos, OpLsh16x64, t)
 25678  		v1 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 25679  		v1.AuxInt = int64ToAuxInt(c & 15)
 25680  		v0.AddArg2(x, v1)
 25681  		v2 := b.NewValue0(v.Pos, OpRsh16Ux64, t)
 25682  		v3 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 25683  		v3.AuxInt = int64ToAuxInt(-c & 15)
 25684  		v2.AddArg2(x, v3)
 25685  		v.AddArg2(v0, v2)
 25686  		return true
 25687  	}
 25688  	return false
 25689  }
 25690  func rewriteValueARM64_OpRotateLeft32(v *Value) bool {
 25691  	v_1 := v.Args[1]
 25692  	v_0 := v.Args[0]
 25693  	b := v.Block
 25694  	// match: (RotateLeft32 x y)
 25695  	// result: (RORW x (NEG <y.Type> y))
 25696  	for {
 25697  		x := v_0
 25698  		y := v_1
 25699  		v.reset(OpARM64RORW)
 25700  		v0 := b.NewValue0(v.Pos, OpARM64NEG, y.Type)
 25701  		v0.AddArg(y)
 25702  		v.AddArg2(x, v0)
 25703  		return true
 25704  	}
 25705  }
 25706  func rewriteValueARM64_OpRotateLeft64(v *Value) bool {
 25707  	v_1 := v.Args[1]
 25708  	v_0 := v.Args[0]
 25709  	b := v.Block
 25710  	// match: (RotateLeft64 x y)
 25711  	// result: (ROR x (NEG <y.Type> y))
 25712  	for {
 25713  		x := v_0
 25714  		y := v_1
 25715  		v.reset(OpARM64ROR)
 25716  		v0 := b.NewValue0(v.Pos, OpARM64NEG, y.Type)
 25717  		v0.AddArg(y)
 25718  		v.AddArg2(x, v0)
 25719  		return true
 25720  	}
 25721  }
 25722  func rewriteValueARM64_OpRotateLeft8(v *Value) bool {
 25723  	v_1 := v.Args[1]
 25724  	v_0 := v.Args[0]
 25725  	b := v.Block
 25726  	typ := &b.Func.Config.Types
 25727  	// match: (RotateLeft8 <t> x (MOVDconst [c]))
 25728  	// result: (Or8 (Lsh8x64 <t> x (MOVDconst [c&7])) (Rsh8Ux64 <t> x (MOVDconst [-c&7])))
 25729  	for {
 25730  		t := v.Type
 25731  		x := v_0
 25732  		if v_1.Op != OpARM64MOVDconst {
 25733  			break
 25734  		}
 25735  		c := auxIntToInt64(v_1.AuxInt)
 25736  		v.reset(OpOr8)
 25737  		v0 := b.NewValue0(v.Pos, OpLsh8x64, t)
 25738  		v1 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 25739  		v1.AuxInt = int64ToAuxInt(c & 7)
 25740  		v0.AddArg2(x, v1)
 25741  		v2 := b.NewValue0(v.Pos, OpRsh8Ux64, t)
 25742  		v3 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 25743  		v3.AuxInt = int64ToAuxInt(-c & 7)
 25744  		v2.AddArg2(x, v3)
 25745  		v.AddArg2(v0, v2)
 25746  		return true
 25747  	}
 25748  	return false
 25749  }
 25750  func rewriteValueARM64_OpRsh16Ux16(v *Value) bool {
 25751  	v_1 := v.Args[1]
 25752  	v_0 := v.Args[0]
 25753  	b := v.Block
 25754  	typ := &b.Func.Config.Types
 25755  	// match: (Rsh16Ux16 <t> x y)
 25756  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt16to64 x) (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 25757  	for {
 25758  		t := v.Type
 25759  		x := v_0
 25760  		y := v_1
 25761  		v.reset(OpARM64CSEL)
 25762  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 25763  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 25764  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25765  		v1.AddArg(x)
 25766  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25767  		v2.AddArg(y)
 25768  		v0.AddArg2(v1, v2)
 25769  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 25770  		v3.AuxInt = int64ToAuxInt(0)
 25771  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25772  		v4.AuxInt = int64ToAuxInt(64)
 25773  		v4.AddArg(v2)
 25774  		v.AddArg3(v0, v3, v4)
 25775  		return true
 25776  	}
 25777  }
 25778  func rewriteValueARM64_OpRsh16Ux32(v *Value) bool {
 25779  	v_1 := v.Args[1]
 25780  	v_0 := v.Args[0]
 25781  	b := v.Block
 25782  	typ := &b.Func.Config.Types
 25783  	// match: (Rsh16Ux32 <t> x y)
 25784  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt16to64 x) (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 25785  	for {
 25786  		t := v.Type
 25787  		x := v_0
 25788  		y := v_1
 25789  		v.reset(OpARM64CSEL)
 25790  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 25791  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 25792  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25793  		v1.AddArg(x)
 25794  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 25795  		v2.AddArg(y)
 25796  		v0.AddArg2(v1, v2)
 25797  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 25798  		v3.AuxInt = int64ToAuxInt(0)
 25799  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25800  		v4.AuxInt = int64ToAuxInt(64)
 25801  		v4.AddArg(v2)
 25802  		v.AddArg3(v0, v3, v4)
 25803  		return true
 25804  	}
 25805  }
 25806  func rewriteValueARM64_OpRsh16Ux64(v *Value) bool {
 25807  	v_1 := v.Args[1]
 25808  	v_0 := v.Args[0]
 25809  	b := v.Block
 25810  	typ := &b.Func.Config.Types
 25811  	// match: (Rsh16Ux64 <t> x y)
 25812  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt16to64 x) y) (Const64 <t> [0]) (CMPconst [64] y))
 25813  	for {
 25814  		t := v.Type
 25815  		x := v_0
 25816  		y := v_1
 25817  		v.reset(OpARM64CSEL)
 25818  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 25819  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 25820  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25821  		v1.AddArg(x)
 25822  		v0.AddArg2(v1, y)
 25823  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 25824  		v2.AuxInt = int64ToAuxInt(0)
 25825  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25826  		v3.AuxInt = int64ToAuxInt(64)
 25827  		v3.AddArg(y)
 25828  		v.AddArg3(v0, v2, v3)
 25829  		return true
 25830  	}
 25831  }
 25832  func rewriteValueARM64_OpRsh16Ux8(v *Value) bool {
 25833  	v_1 := v.Args[1]
 25834  	v_0 := v.Args[0]
 25835  	b := v.Block
 25836  	typ := &b.Func.Config.Types
 25837  	// match: (Rsh16Ux8 <t> x y)
 25838  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt16to64 x) (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 25839  	for {
 25840  		t := v.Type
 25841  		x := v_0
 25842  		y := v_1
 25843  		v.reset(OpARM64CSEL)
 25844  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 25845  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 25846  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25847  		v1.AddArg(x)
 25848  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 25849  		v2.AddArg(y)
 25850  		v0.AddArg2(v1, v2)
 25851  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 25852  		v3.AuxInt = int64ToAuxInt(0)
 25853  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25854  		v4.AuxInt = int64ToAuxInt(64)
 25855  		v4.AddArg(v2)
 25856  		v.AddArg3(v0, v3, v4)
 25857  		return true
 25858  	}
 25859  }
 25860  func rewriteValueARM64_OpRsh16x16(v *Value) bool {
 25861  	v_1 := v.Args[1]
 25862  	v_0 := v.Args[0]
 25863  	b := v.Block
 25864  	typ := &b.Func.Config.Types
 25865  	// match: (Rsh16x16 x y)
 25866  	// result: (SRA (SignExt16to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt16to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt16to64 y))))
 25867  	for {
 25868  		x := v_0
 25869  		y := v_1
 25870  		v.reset(OpARM64SRA)
 25871  		v0 := b.NewValue0(v.Pos, OpSignExt16to64, typ.Int64)
 25872  		v0.AddArg(x)
 25873  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 25874  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 25875  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25876  		v2.AddArg(y)
 25877  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 25878  		v3.AuxInt = int64ToAuxInt(63)
 25879  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25880  		v4.AuxInt = int64ToAuxInt(64)
 25881  		v4.AddArg(v2)
 25882  		v1.AddArg3(v2, v3, v4)
 25883  		v.AddArg2(v0, v1)
 25884  		return true
 25885  	}
 25886  }
 25887  func rewriteValueARM64_OpRsh16x32(v *Value) bool {
 25888  	v_1 := v.Args[1]
 25889  	v_0 := v.Args[0]
 25890  	b := v.Block
 25891  	typ := &b.Func.Config.Types
 25892  	// match: (Rsh16x32 x y)
 25893  	// result: (SRA (SignExt16to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt32to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt32to64 y))))
 25894  	for {
 25895  		x := v_0
 25896  		y := v_1
 25897  		v.reset(OpARM64SRA)
 25898  		v0 := b.NewValue0(v.Pos, OpSignExt16to64, typ.Int64)
 25899  		v0.AddArg(x)
 25900  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 25901  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 25902  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 25903  		v2.AddArg(y)
 25904  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 25905  		v3.AuxInt = int64ToAuxInt(63)
 25906  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25907  		v4.AuxInt = int64ToAuxInt(64)
 25908  		v4.AddArg(v2)
 25909  		v1.AddArg3(v2, v3, v4)
 25910  		v.AddArg2(v0, v1)
 25911  		return true
 25912  	}
 25913  }
 25914  func rewriteValueARM64_OpRsh16x64(v *Value) bool {
 25915  	v_1 := v.Args[1]
 25916  	v_0 := v.Args[0]
 25917  	b := v.Block
 25918  	typ := &b.Func.Config.Types
 25919  	// match: (Rsh16x64 x y)
 25920  	// result: (SRA (SignExt16to64 x) (CSEL [OpARM64LessThanU] <y.Type> y (Const64 <y.Type> [63]) (CMPconst [64] y)))
 25921  	for {
 25922  		x := v_0
 25923  		y := v_1
 25924  		v.reset(OpARM64SRA)
 25925  		v0 := b.NewValue0(v.Pos, OpSignExt16to64, typ.Int64)
 25926  		v0.AddArg(x)
 25927  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 25928  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 25929  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 25930  		v2.AuxInt = int64ToAuxInt(63)
 25931  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25932  		v3.AuxInt = int64ToAuxInt(64)
 25933  		v3.AddArg(y)
 25934  		v1.AddArg3(y, v2, v3)
 25935  		v.AddArg2(v0, v1)
 25936  		return true
 25937  	}
 25938  }
 25939  func rewriteValueARM64_OpRsh16x8(v *Value) bool {
 25940  	v_1 := v.Args[1]
 25941  	v_0 := v.Args[0]
 25942  	b := v.Block
 25943  	typ := &b.Func.Config.Types
 25944  	// match: (Rsh16x8 x y)
 25945  	// result: (SRA (SignExt16to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt8to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt8to64 y))))
 25946  	for {
 25947  		x := v_0
 25948  		y := v_1
 25949  		v.reset(OpARM64SRA)
 25950  		v0 := b.NewValue0(v.Pos, OpSignExt16to64, typ.Int64)
 25951  		v0.AddArg(x)
 25952  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 25953  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 25954  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 25955  		v2.AddArg(y)
 25956  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 25957  		v3.AuxInt = int64ToAuxInt(63)
 25958  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25959  		v4.AuxInt = int64ToAuxInt(64)
 25960  		v4.AddArg(v2)
 25961  		v1.AddArg3(v2, v3, v4)
 25962  		v.AddArg2(v0, v1)
 25963  		return true
 25964  	}
 25965  }
 25966  func rewriteValueARM64_OpRsh32Ux16(v *Value) bool {
 25967  	v_1 := v.Args[1]
 25968  	v_0 := v.Args[0]
 25969  	b := v.Block
 25970  	typ := &b.Func.Config.Types
 25971  	// match: (Rsh32Ux16 <t> x y)
 25972  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt32to64 x) (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 25973  	for {
 25974  		t := v.Type
 25975  		x := v_0
 25976  		y := v_1
 25977  		v.reset(OpARM64CSEL)
 25978  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 25979  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 25980  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 25981  		v1.AddArg(x)
 25982  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 25983  		v2.AddArg(y)
 25984  		v0.AddArg2(v1, v2)
 25985  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 25986  		v3.AuxInt = int64ToAuxInt(0)
 25987  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 25988  		v4.AuxInt = int64ToAuxInt(64)
 25989  		v4.AddArg(v2)
 25990  		v.AddArg3(v0, v3, v4)
 25991  		return true
 25992  	}
 25993  }
 25994  func rewriteValueARM64_OpRsh32Ux32(v *Value) bool {
 25995  	v_1 := v.Args[1]
 25996  	v_0 := v.Args[0]
 25997  	b := v.Block
 25998  	typ := &b.Func.Config.Types
 25999  	// match: (Rsh32Ux32 <t> x y)
 26000  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt32to64 x) (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 26001  	for {
 26002  		t := v.Type
 26003  		x := v_0
 26004  		y := v_1
 26005  		v.reset(OpARM64CSEL)
 26006  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26007  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26008  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26009  		v1.AddArg(x)
 26010  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26011  		v2.AddArg(y)
 26012  		v0.AddArg2(v1, v2)
 26013  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 26014  		v3.AuxInt = int64ToAuxInt(0)
 26015  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26016  		v4.AuxInt = int64ToAuxInt(64)
 26017  		v4.AddArg(v2)
 26018  		v.AddArg3(v0, v3, v4)
 26019  		return true
 26020  	}
 26021  }
 26022  func rewriteValueARM64_OpRsh32Ux64(v *Value) bool {
 26023  	v_1 := v.Args[1]
 26024  	v_0 := v.Args[0]
 26025  	b := v.Block
 26026  	typ := &b.Func.Config.Types
 26027  	// match: (Rsh32Ux64 <t> x y)
 26028  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt32to64 x) y) (Const64 <t> [0]) (CMPconst [64] y))
 26029  	for {
 26030  		t := v.Type
 26031  		x := v_0
 26032  		y := v_1
 26033  		v.reset(OpARM64CSEL)
 26034  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26035  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26036  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26037  		v1.AddArg(x)
 26038  		v0.AddArg2(v1, y)
 26039  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 26040  		v2.AuxInt = int64ToAuxInt(0)
 26041  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26042  		v3.AuxInt = int64ToAuxInt(64)
 26043  		v3.AddArg(y)
 26044  		v.AddArg3(v0, v2, v3)
 26045  		return true
 26046  	}
 26047  }
 26048  func rewriteValueARM64_OpRsh32Ux8(v *Value) bool {
 26049  	v_1 := v.Args[1]
 26050  	v_0 := v.Args[0]
 26051  	b := v.Block
 26052  	typ := &b.Func.Config.Types
 26053  	// match: (Rsh32Ux8 <t> x y)
 26054  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt32to64 x) (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 26055  	for {
 26056  		t := v.Type
 26057  		x := v_0
 26058  		y := v_1
 26059  		v.reset(OpARM64CSEL)
 26060  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26061  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26062  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26063  		v1.AddArg(x)
 26064  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26065  		v2.AddArg(y)
 26066  		v0.AddArg2(v1, v2)
 26067  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 26068  		v3.AuxInt = int64ToAuxInt(0)
 26069  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26070  		v4.AuxInt = int64ToAuxInt(64)
 26071  		v4.AddArg(v2)
 26072  		v.AddArg3(v0, v3, v4)
 26073  		return true
 26074  	}
 26075  }
 26076  func rewriteValueARM64_OpRsh32x16(v *Value) bool {
 26077  	v_1 := v.Args[1]
 26078  	v_0 := v.Args[0]
 26079  	b := v.Block
 26080  	typ := &b.Func.Config.Types
 26081  	// match: (Rsh32x16 x y)
 26082  	// result: (SRA (SignExt32to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt16to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt16to64 y))))
 26083  	for {
 26084  		x := v_0
 26085  		y := v_1
 26086  		v.reset(OpARM64SRA)
 26087  		v0 := b.NewValue0(v.Pos, OpSignExt32to64, typ.Int64)
 26088  		v0.AddArg(x)
 26089  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26090  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26091  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 26092  		v2.AddArg(y)
 26093  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26094  		v3.AuxInt = int64ToAuxInt(63)
 26095  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26096  		v4.AuxInt = int64ToAuxInt(64)
 26097  		v4.AddArg(v2)
 26098  		v1.AddArg3(v2, v3, v4)
 26099  		v.AddArg2(v0, v1)
 26100  		return true
 26101  	}
 26102  }
 26103  func rewriteValueARM64_OpRsh32x32(v *Value) bool {
 26104  	v_1 := v.Args[1]
 26105  	v_0 := v.Args[0]
 26106  	b := v.Block
 26107  	typ := &b.Func.Config.Types
 26108  	// match: (Rsh32x32 x y)
 26109  	// result: (SRA (SignExt32to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt32to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt32to64 y))))
 26110  	for {
 26111  		x := v_0
 26112  		y := v_1
 26113  		v.reset(OpARM64SRA)
 26114  		v0 := b.NewValue0(v.Pos, OpSignExt32to64, typ.Int64)
 26115  		v0.AddArg(x)
 26116  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26117  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26118  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26119  		v2.AddArg(y)
 26120  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26121  		v3.AuxInt = int64ToAuxInt(63)
 26122  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26123  		v4.AuxInt = int64ToAuxInt(64)
 26124  		v4.AddArg(v2)
 26125  		v1.AddArg3(v2, v3, v4)
 26126  		v.AddArg2(v0, v1)
 26127  		return true
 26128  	}
 26129  }
 26130  func rewriteValueARM64_OpRsh32x64(v *Value) bool {
 26131  	v_1 := v.Args[1]
 26132  	v_0 := v.Args[0]
 26133  	b := v.Block
 26134  	typ := &b.Func.Config.Types
 26135  	// match: (Rsh32x64 x y)
 26136  	// result: (SRA (SignExt32to64 x) (CSEL [OpARM64LessThanU] <y.Type> y (Const64 <y.Type> [63]) (CMPconst [64] y)))
 26137  	for {
 26138  		x := v_0
 26139  		y := v_1
 26140  		v.reset(OpARM64SRA)
 26141  		v0 := b.NewValue0(v.Pos, OpSignExt32to64, typ.Int64)
 26142  		v0.AddArg(x)
 26143  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26144  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26145  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26146  		v2.AuxInt = int64ToAuxInt(63)
 26147  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26148  		v3.AuxInt = int64ToAuxInt(64)
 26149  		v3.AddArg(y)
 26150  		v1.AddArg3(y, v2, v3)
 26151  		v.AddArg2(v0, v1)
 26152  		return true
 26153  	}
 26154  }
 26155  func rewriteValueARM64_OpRsh32x8(v *Value) bool {
 26156  	v_1 := v.Args[1]
 26157  	v_0 := v.Args[0]
 26158  	b := v.Block
 26159  	typ := &b.Func.Config.Types
 26160  	// match: (Rsh32x8 x y)
 26161  	// result: (SRA (SignExt32to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt8to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt8to64 y))))
 26162  	for {
 26163  		x := v_0
 26164  		y := v_1
 26165  		v.reset(OpARM64SRA)
 26166  		v0 := b.NewValue0(v.Pos, OpSignExt32to64, typ.Int64)
 26167  		v0.AddArg(x)
 26168  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26169  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26170  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26171  		v2.AddArg(y)
 26172  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26173  		v3.AuxInt = int64ToAuxInt(63)
 26174  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26175  		v4.AuxInt = int64ToAuxInt(64)
 26176  		v4.AddArg(v2)
 26177  		v1.AddArg3(v2, v3, v4)
 26178  		v.AddArg2(v0, v1)
 26179  		return true
 26180  	}
 26181  }
 26182  func rewriteValueARM64_OpRsh64Ux16(v *Value) bool {
 26183  	v_1 := v.Args[1]
 26184  	v_0 := v.Args[0]
 26185  	b := v.Block
 26186  	typ := &b.Func.Config.Types
 26187  	// match: (Rsh64Ux16 <t> x y)
 26188  	// result: (CSEL [OpARM64LessThanU] (SRL <t> x (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 26189  	for {
 26190  		t := v.Type
 26191  		x := v_0
 26192  		y := v_1
 26193  		v.reset(OpARM64CSEL)
 26194  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26195  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26196  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 26197  		v1.AddArg(y)
 26198  		v0.AddArg2(x, v1)
 26199  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 26200  		v2.AuxInt = int64ToAuxInt(0)
 26201  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26202  		v3.AuxInt = int64ToAuxInt(64)
 26203  		v3.AddArg(v1)
 26204  		v.AddArg3(v0, v2, v3)
 26205  		return true
 26206  	}
 26207  }
 26208  func rewriteValueARM64_OpRsh64Ux32(v *Value) bool {
 26209  	v_1 := v.Args[1]
 26210  	v_0 := v.Args[0]
 26211  	b := v.Block
 26212  	typ := &b.Func.Config.Types
 26213  	// match: (Rsh64Ux32 <t> x y)
 26214  	// result: (CSEL [OpARM64LessThanU] (SRL <t> x (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 26215  	for {
 26216  		t := v.Type
 26217  		x := v_0
 26218  		y := v_1
 26219  		v.reset(OpARM64CSEL)
 26220  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26221  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26222  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26223  		v1.AddArg(y)
 26224  		v0.AddArg2(x, v1)
 26225  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 26226  		v2.AuxInt = int64ToAuxInt(0)
 26227  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26228  		v3.AuxInt = int64ToAuxInt(64)
 26229  		v3.AddArg(v1)
 26230  		v.AddArg3(v0, v2, v3)
 26231  		return true
 26232  	}
 26233  }
 26234  func rewriteValueARM64_OpRsh64Ux64(v *Value) bool {
 26235  	v_1 := v.Args[1]
 26236  	v_0 := v.Args[0]
 26237  	b := v.Block
 26238  	// match: (Rsh64Ux64 <t> x y)
 26239  	// result: (CSEL [OpARM64LessThanU] (SRL <t> x y) (Const64 <t> [0]) (CMPconst [64] y))
 26240  	for {
 26241  		t := v.Type
 26242  		x := v_0
 26243  		y := v_1
 26244  		v.reset(OpARM64CSEL)
 26245  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26246  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26247  		v0.AddArg2(x, y)
 26248  		v1 := b.NewValue0(v.Pos, OpConst64, t)
 26249  		v1.AuxInt = int64ToAuxInt(0)
 26250  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26251  		v2.AuxInt = int64ToAuxInt(64)
 26252  		v2.AddArg(y)
 26253  		v.AddArg3(v0, v1, v2)
 26254  		return true
 26255  	}
 26256  }
 26257  func rewriteValueARM64_OpRsh64Ux8(v *Value) bool {
 26258  	v_1 := v.Args[1]
 26259  	v_0 := v.Args[0]
 26260  	b := v.Block
 26261  	typ := &b.Func.Config.Types
 26262  	// match: (Rsh64Ux8 <t> x y)
 26263  	// result: (CSEL [OpARM64LessThanU] (SRL <t> x (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 26264  	for {
 26265  		t := v.Type
 26266  		x := v_0
 26267  		y := v_1
 26268  		v.reset(OpARM64CSEL)
 26269  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26270  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26271  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26272  		v1.AddArg(y)
 26273  		v0.AddArg2(x, v1)
 26274  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 26275  		v2.AuxInt = int64ToAuxInt(0)
 26276  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26277  		v3.AuxInt = int64ToAuxInt(64)
 26278  		v3.AddArg(v1)
 26279  		v.AddArg3(v0, v2, v3)
 26280  		return true
 26281  	}
 26282  }
 26283  func rewriteValueARM64_OpRsh64x16(v *Value) bool {
 26284  	v_1 := v.Args[1]
 26285  	v_0 := v.Args[0]
 26286  	b := v.Block
 26287  	typ := &b.Func.Config.Types
 26288  	// match: (Rsh64x16 x y)
 26289  	// result: (SRA x (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt16to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt16to64 y))))
 26290  	for {
 26291  		x := v_0
 26292  		y := v_1
 26293  		v.reset(OpARM64SRA)
 26294  		v0 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26295  		v0.AuxInt = opToAuxInt(OpARM64LessThanU)
 26296  		v1 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 26297  		v1.AddArg(y)
 26298  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26299  		v2.AuxInt = int64ToAuxInt(63)
 26300  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26301  		v3.AuxInt = int64ToAuxInt(64)
 26302  		v3.AddArg(v1)
 26303  		v0.AddArg3(v1, v2, v3)
 26304  		v.AddArg2(x, v0)
 26305  		return true
 26306  	}
 26307  }
 26308  func rewriteValueARM64_OpRsh64x32(v *Value) bool {
 26309  	v_1 := v.Args[1]
 26310  	v_0 := v.Args[0]
 26311  	b := v.Block
 26312  	typ := &b.Func.Config.Types
 26313  	// match: (Rsh64x32 x y)
 26314  	// result: (SRA x (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt32to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt32to64 y))))
 26315  	for {
 26316  		x := v_0
 26317  		y := v_1
 26318  		v.reset(OpARM64SRA)
 26319  		v0 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26320  		v0.AuxInt = opToAuxInt(OpARM64LessThanU)
 26321  		v1 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26322  		v1.AddArg(y)
 26323  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26324  		v2.AuxInt = int64ToAuxInt(63)
 26325  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26326  		v3.AuxInt = int64ToAuxInt(64)
 26327  		v3.AddArg(v1)
 26328  		v0.AddArg3(v1, v2, v3)
 26329  		v.AddArg2(x, v0)
 26330  		return true
 26331  	}
 26332  }
 26333  func rewriteValueARM64_OpRsh64x64(v *Value) bool {
 26334  	v_1 := v.Args[1]
 26335  	v_0 := v.Args[0]
 26336  	b := v.Block
 26337  	// match: (Rsh64x64 x y)
 26338  	// result: (SRA x (CSEL [OpARM64LessThanU] <y.Type> y (Const64 <y.Type> [63]) (CMPconst [64] y)))
 26339  	for {
 26340  		x := v_0
 26341  		y := v_1
 26342  		v.reset(OpARM64SRA)
 26343  		v0 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26344  		v0.AuxInt = opToAuxInt(OpARM64LessThanU)
 26345  		v1 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26346  		v1.AuxInt = int64ToAuxInt(63)
 26347  		v2 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26348  		v2.AuxInt = int64ToAuxInt(64)
 26349  		v2.AddArg(y)
 26350  		v0.AddArg3(y, v1, v2)
 26351  		v.AddArg2(x, v0)
 26352  		return true
 26353  	}
 26354  }
 26355  func rewriteValueARM64_OpRsh64x8(v *Value) bool {
 26356  	v_1 := v.Args[1]
 26357  	v_0 := v.Args[0]
 26358  	b := v.Block
 26359  	typ := &b.Func.Config.Types
 26360  	// match: (Rsh64x8 x y)
 26361  	// result: (SRA x (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt8to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt8to64 y))))
 26362  	for {
 26363  		x := v_0
 26364  		y := v_1
 26365  		v.reset(OpARM64SRA)
 26366  		v0 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26367  		v0.AuxInt = opToAuxInt(OpARM64LessThanU)
 26368  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26369  		v1.AddArg(y)
 26370  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26371  		v2.AuxInt = int64ToAuxInt(63)
 26372  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26373  		v3.AuxInt = int64ToAuxInt(64)
 26374  		v3.AddArg(v1)
 26375  		v0.AddArg3(v1, v2, v3)
 26376  		v.AddArg2(x, v0)
 26377  		return true
 26378  	}
 26379  }
 26380  func rewriteValueARM64_OpRsh8Ux16(v *Value) bool {
 26381  	v_1 := v.Args[1]
 26382  	v_0 := v.Args[0]
 26383  	b := v.Block
 26384  	typ := &b.Func.Config.Types
 26385  	// match: (Rsh8Ux16 <t> x y)
 26386  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt8to64 x) (ZeroExt16to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt16to64 y)))
 26387  	for {
 26388  		t := v.Type
 26389  		x := v_0
 26390  		y := v_1
 26391  		v.reset(OpARM64CSEL)
 26392  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26393  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26394  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26395  		v1.AddArg(x)
 26396  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 26397  		v2.AddArg(y)
 26398  		v0.AddArg2(v1, v2)
 26399  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 26400  		v3.AuxInt = int64ToAuxInt(0)
 26401  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26402  		v4.AuxInt = int64ToAuxInt(64)
 26403  		v4.AddArg(v2)
 26404  		v.AddArg3(v0, v3, v4)
 26405  		return true
 26406  	}
 26407  }
 26408  func rewriteValueARM64_OpRsh8Ux32(v *Value) bool {
 26409  	v_1 := v.Args[1]
 26410  	v_0 := v.Args[0]
 26411  	b := v.Block
 26412  	typ := &b.Func.Config.Types
 26413  	// match: (Rsh8Ux32 <t> x y)
 26414  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt8to64 x) (ZeroExt32to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt32to64 y)))
 26415  	for {
 26416  		t := v.Type
 26417  		x := v_0
 26418  		y := v_1
 26419  		v.reset(OpARM64CSEL)
 26420  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26421  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26422  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26423  		v1.AddArg(x)
 26424  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26425  		v2.AddArg(y)
 26426  		v0.AddArg2(v1, v2)
 26427  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 26428  		v3.AuxInt = int64ToAuxInt(0)
 26429  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26430  		v4.AuxInt = int64ToAuxInt(64)
 26431  		v4.AddArg(v2)
 26432  		v.AddArg3(v0, v3, v4)
 26433  		return true
 26434  	}
 26435  }
 26436  func rewriteValueARM64_OpRsh8Ux64(v *Value) bool {
 26437  	v_1 := v.Args[1]
 26438  	v_0 := v.Args[0]
 26439  	b := v.Block
 26440  	typ := &b.Func.Config.Types
 26441  	// match: (Rsh8Ux64 <t> x y)
 26442  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt8to64 x) y) (Const64 <t> [0]) (CMPconst [64] y))
 26443  	for {
 26444  		t := v.Type
 26445  		x := v_0
 26446  		y := v_1
 26447  		v.reset(OpARM64CSEL)
 26448  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26449  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26450  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26451  		v1.AddArg(x)
 26452  		v0.AddArg2(v1, y)
 26453  		v2 := b.NewValue0(v.Pos, OpConst64, t)
 26454  		v2.AuxInt = int64ToAuxInt(0)
 26455  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26456  		v3.AuxInt = int64ToAuxInt(64)
 26457  		v3.AddArg(y)
 26458  		v.AddArg3(v0, v2, v3)
 26459  		return true
 26460  	}
 26461  }
 26462  func rewriteValueARM64_OpRsh8Ux8(v *Value) bool {
 26463  	v_1 := v.Args[1]
 26464  	v_0 := v.Args[0]
 26465  	b := v.Block
 26466  	typ := &b.Func.Config.Types
 26467  	// match: (Rsh8Ux8 <t> x y)
 26468  	// result: (CSEL [OpARM64LessThanU] (SRL <t> (ZeroExt8to64 x) (ZeroExt8to64 y)) (Const64 <t> [0]) (CMPconst [64] (ZeroExt8to64 y)))
 26469  	for {
 26470  		t := v.Type
 26471  		x := v_0
 26472  		y := v_1
 26473  		v.reset(OpARM64CSEL)
 26474  		v.AuxInt = opToAuxInt(OpARM64LessThanU)
 26475  		v0 := b.NewValue0(v.Pos, OpARM64SRL, t)
 26476  		v1 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26477  		v1.AddArg(x)
 26478  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26479  		v2.AddArg(y)
 26480  		v0.AddArg2(v1, v2)
 26481  		v3 := b.NewValue0(v.Pos, OpConst64, t)
 26482  		v3.AuxInt = int64ToAuxInt(0)
 26483  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26484  		v4.AuxInt = int64ToAuxInt(64)
 26485  		v4.AddArg(v2)
 26486  		v.AddArg3(v0, v3, v4)
 26487  		return true
 26488  	}
 26489  }
 26490  func rewriteValueARM64_OpRsh8x16(v *Value) bool {
 26491  	v_1 := v.Args[1]
 26492  	v_0 := v.Args[0]
 26493  	b := v.Block
 26494  	typ := &b.Func.Config.Types
 26495  	// match: (Rsh8x16 x y)
 26496  	// result: (SRA (SignExt8to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt16to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt16to64 y))))
 26497  	for {
 26498  		x := v_0
 26499  		y := v_1
 26500  		v.reset(OpARM64SRA)
 26501  		v0 := b.NewValue0(v.Pos, OpSignExt8to64, typ.Int64)
 26502  		v0.AddArg(x)
 26503  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26504  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26505  		v2 := b.NewValue0(v.Pos, OpZeroExt16to64, typ.UInt64)
 26506  		v2.AddArg(y)
 26507  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26508  		v3.AuxInt = int64ToAuxInt(63)
 26509  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26510  		v4.AuxInt = int64ToAuxInt(64)
 26511  		v4.AddArg(v2)
 26512  		v1.AddArg3(v2, v3, v4)
 26513  		v.AddArg2(v0, v1)
 26514  		return true
 26515  	}
 26516  }
 26517  func rewriteValueARM64_OpRsh8x32(v *Value) bool {
 26518  	v_1 := v.Args[1]
 26519  	v_0 := v.Args[0]
 26520  	b := v.Block
 26521  	typ := &b.Func.Config.Types
 26522  	// match: (Rsh8x32 x y)
 26523  	// result: (SRA (SignExt8to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt32to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt32to64 y))))
 26524  	for {
 26525  		x := v_0
 26526  		y := v_1
 26527  		v.reset(OpARM64SRA)
 26528  		v0 := b.NewValue0(v.Pos, OpSignExt8to64, typ.Int64)
 26529  		v0.AddArg(x)
 26530  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26531  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26532  		v2 := b.NewValue0(v.Pos, OpZeroExt32to64, typ.UInt64)
 26533  		v2.AddArg(y)
 26534  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26535  		v3.AuxInt = int64ToAuxInt(63)
 26536  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26537  		v4.AuxInt = int64ToAuxInt(64)
 26538  		v4.AddArg(v2)
 26539  		v1.AddArg3(v2, v3, v4)
 26540  		v.AddArg2(v0, v1)
 26541  		return true
 26542  	}
 26543  }
 26544  func rewriteValueARM64_OpRsh8x64(v *Value) bool {
 26545  	v_1 := v.Args[1]
 26546  	v_0 := v.Args[0]
 26547  	b := v.Block
 26548  	typ := &b.Func.Config.Types
 26549  	// match: (Rsh8x64 x y)
 26550  	// result: (SRA (SignExt8to64 x) (CSEL [OpARM64LessThanU] <y.Type> y (Const64 <y.Type> [63]) (CMPconst [64] y)))
 26551  	for {
 26552  		x := v_0
 26553  		y := v_1
 26554  		v.reset(OpARM64SRA)
 26555  		v0 := b.NewValue0(v.Pos, OpSignExt8to64, typ.Int64)
 26556  		v0.AddArg(x)
 26557  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26558  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26559  		v2 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26560  		v2.AuxInt = int64ToAuxInt(63)
 26561  		v3 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26562  		v3.AuxInt = int64ToAuxInt(64)
 26563  		v3.AddArg(y)
 26564  		v1.AddArg3(y, v2, v3)
 26565  		v.AddArg2(v0, v1)
 26566  		return true
 26567  	}
 26568  }
 26569  func rewriteValueARM64_OpRsh8x8(v *Value) bool {
 26570  	v_1 := v.Args[1]
 26571  	v_0 := v.Args[0]
 26572  	b := v.Block
 26573  	typ := &b.Func.Config.Types
 26574  	// match: (Rsh8x8 x y)
 26575  	// result: (SRA (SignExt8to64 x) (CSEL [OpARM64LessThanU] <y.Type> (ZeroExt8to64 y) (Const64 <y.Type> [63]) (CMPconst [64] (ZeroExt8to64 y))))
 26576  	for {
 26577  		x := v_0
 26578  		y := v_1
 26579  		v.reset(OpARM64SRA)
 26580  		v0 := b.NewValue0(v.Pos, OpSignExt8to64, typ.Int64)
 26581  		v0.AddArg(x)
 26582  		v1 := b.NewValue0(v.Pos, OpARM64CSEL, y.Type)
 26583  		v1.AuxInt = opToAuxInt(OpARM64LessThanU)
 26584  		v2 := b.NewValue0(v.Pos, OpZeroExt8to64, typ.UInt64)
 26585  		v2.AddArg(y)
 26586  		v3 := b.NewValue0(v.Pos, OpConst64, y.Type)
 26587  		v3.AuxInt = int64ToAuxInt(63)
 26588  		v4 := b.NewValue0(v.Pos, OpARM64CMPconst, types.TypeFlags)
 26589  		v4.AuxInt = int64ToAuxInt(64)
 26590  		v4.AddArg(v2)
 26591  		v1.AddArg3(v2, v3, v4)
 26592  		v.AddArg2(v0, v1)
 26593  		return true
 26594  	}
 26595  }
 26596  func rewriteValueARM64_OpSelect0(v *Value) bool {
 26597  	v_0 := v.Args[0]
 26598  	b := v.Block
 26599  	typ := &b.Func.Config.Types
 26600  	// match: (Select0 (Add64carry x y c))
 26601  	// result: (Select0 <typ.UInt64> (ADCSflags x y (Select1 <types.TypeFlags> (ADDSconstflags [-1] c))))
 26602  	for {
 26603  		if v_0.Op != OpAdd64carry {
 26604  			break
 26605  		}
 26606  		c := v_0.Args[2]
 26607  		x := v_0.Args[0]
 26608  		y := v_0.Args[1]
 26609  		v.reset(OpSelect0)
 26610  		v.Type = typ.UInt64
 26611  		v0 := b.NewValue0(v.Pos, OpARM64ADCSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26612  		v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26613  		v2 := b.NewValue0(v.Pos, OpARM64ADDSconstflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26614  		v2.AuxInt = int64ToAuxInt(-1)
 26615  		v2.AddArg(c)
 26616  		v1.AddArg(v2)
 26617  		v0.AddArg3(x, y, v1)
 26618  		v.AddArg(v0)
 26619  		return true
 26620  	}
 26621  	// match: (Select0 (Sub64borrow x y bo))
 26622  	// result: (Select0 <typ.UInt64> (SBCSflags x y (Select1 <types.TypeFlags> (NEGSflags bo))))
 26623  	for {
 26624  		if v_0.Op != OpSub64borrow {
 26625  			break
 26626  		}
 26627  		bo := v_0.Args[2]
 26628  		x := v_0.Args[0]
 26629  		y := v_0.Args[1]
 26630  		v.reset(OpSelect0)
 26631  		v.Type = typ.UInt64
 26632  		v0 := b.NewValue0(v.Pos, OpARM64SBCSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26633  		v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26634  		v2 := b.NewValue0(v.Pos, OpARM64NEGSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26635  		v2.AddArg(bo)
 26636  		v1.AddArg(v2)
 26637  		v0.AddArg3(x, y, v1)
 26638  		v.AddArg(v0)
 26639  		return true
 26640  	}
 26641  	return false
 26642  }
 26643  func rewriteValueARM64_OpSelect1(v *Value) bool {
 26644  	v_0 := v.Args[0]
 26645  	b := v.Block
 26646  	typ := &b.Func.Config.Types
 26647  	// match: (Select1 (Add64carry x y c))
 26648  	// result: (ADCzerocarry <typ.UInt64> (Select1 <types.TypeFlags> (ADCSflags x y (Select1 <types.TypeFlags> (ADDSconstflags [-1] c)))))
 26649  	for {
 26650  		if v_0.Op != OpAdd64carry {
 26651  			break
 26652  		}
 26653  		c := v_0.Args[2]
 26654  		x := v_0.Args[0]
 26655  		y := v_0.Args[1]
 26656  		v.reset(OpARM64ADCzerocarry)
 26657  		v.Type = typ.UInt64
 26658  		v0 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26659  		v1 := b.NewValue0(v.Pos, OpARM64ADCSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26660  		v2 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26661  		v3 := b.NewValue0(v.Pos, OpARM64ADDSconstflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26662  		v3.AuxInt = int64ToAuxInt(-1)
 26663  		v3.AddArg(c)
 26664  		v2.AddArg(v3)
 26665  		v1.AddArg3(x, y, v2)
 26666  		v0.AddArg(v1)
 26667  		v.AddArg(v0)
 26668  		return true
 26669  	}
 26670  	// match: (Select1 (Sub64borrow x y bo))
 26671  	// result: (NEG <typ.UInt64> (NGCzerocarry <typ.UInt64> (Select1 <types.TypeFlags> (SBCSflags x y (Select1 <types.TypeFlags> (NEGSflags bo))))))
 26672  	for {
 26673  		if v_0.Op != OpSub64borrow {
 26674  			break
 26675  		}
 26676  		bo := v_0.Args[2]
 26677  		x := v_0.Args[0]
 26678  		y := v_0.Args[1]
 26679  		v.reset(OpARM64NEG)
 26680  		v.Type = typ.UInt64
 26681  		v0 := b.NewValue0(v.Pos, OpARM64NGCzerocarry, typ.UInt64)
 26682  		v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26683  		v2 := b.NewValue0(v.Pos, OpARM64SBCSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26684  		v3 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags)
 26685  		v4 := b.NewValue0(v.Pos, OpARM64NEGSflags, types.NewTuple(typ.UInt64, types.TypeFlags))
 26686  		v4.AddArg(bo)
 26687  		v3.AddArg(v4)
 26688  		v2.AddArg3(x, y, v3)
 26689  		v1.AddArg(v2)
 26690  		v0.AddArg(v1)
 26691  		v.AddArg(v0)
 26692  		return true
 26693  	}
 26694  	return false
 26695  }
 26696  func rewriteValueARM64_OpSelectN(v *Value) bool {
 26697  	v_0 := v.Args[0]
 26698  	b := v.Block
 26699  	config := b.Func.Config
 26700  	// match: (SelectN [0] call:(CALLstatic {sym} s1:(MOVDstore _ (MOVDconst [sz]) s2:(MOVDstore _ src s3:(MOVDstore {t} _ dst mem)))))
 26701  	// cond: sz >= 0 && isSameCall(sym, "runtime.memmove") && s1.Uses == 1 && s2.Uses == 1 && s3.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(s1, s2, s3, call)
 26702  	// result: (Move [sz] dst src mem)
 26703  	for {
 26704  		if auxIntToInt64(v.AuxInt) != 0 {
 26705  			break
 26706  		}
 26707  		call := v_0
 26708  		if call.Op != OpARM64CALLstatic || len(call.Args) != 1 {
 26709  			break
 26710  		}
 26711  		sym := auxToCall(call.Aux)
 26712  		s1 := call.Args[0]
 26713  		if s1.Op != OpARM64MOVDstore {
 26714  			break
 26715  		}
 26716  		_ = s1.Args[2]
 26717  		s1_1 := s1.Args[1]
 26718  		if s1_1.Op != OpARM64MOVDconst {
 26719  			break
 26720  		}
 26721  		sz := auxIntToInt64(s1_1.AuxInt)
 26722  		s2 := s1.Args[2]
 26723  		if s2.Op != OpARM64MOVDstore {
 26724  			break
 26725  		}
 26726  		_ = s2.Args[2]
 26727  		src := s2.Args[1]
 26728  		s3 := s2.Args[2]
 26729  		if s3.Op != OpARM64MOVDstore {
 26730  			break
 26731  		}
 26732  		mem := s3.Args[2]
 26733  		dst := s3.Args[1]
 26734  		if !(sz >= 0 && isSameCall(sym, "runtime.memmove") && s1.Uses == 1 && s2.Uses == 1 && s3.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(s1, s2, s3, call)) {
 26735  			break
 26736  		}
 26737  		v.reset(OpMove)
 26738  		v.AuxInt = int64ToAuxInt(sz)
 26739  		v.AddArg3(dst, src, mem)
 26740  		return true
 26741  	}
 26742  	// match: (SelectN [0] call:(CALLstatic {sym} dst src (MOVDconst [sz]) mem))
 26743  	// cond: sz >= 0 && isSameCall(sym, "runtime.memmove") && call.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(call)
 26744  	// result: (Move [sz] dst src mem)
 26745  	for {
 26746  		if auxIntToInt64(v.AuxInt) != 0 {
 26747  			break
 26748  		}
 26749  		call := v_0
 26750  		if call.Op != OpARM64CALLstatic || len(call.Args) != 4 {
 26751  			break
 26752  		}
 26753  		sym := auxToCall(call.Aux)
 26754  		mem := call.Args[3]
 26755  		dst := call.Args[0]
 26756  		src := call.Args[1]
 26757  		call_2 := call.Args[2]
 26758  		if call_2.Op != OpARM64MOVDconst {
 26759  			break
 26760  		}
 26761  		sz := auxIntToInt64(call_2.AuxInt)
 26762  		if !(sz >= 0 && isSameCall(sym, "runtime.memmove") && call.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(call)) {
 26763  			break
 26764  		}
 26765  		v.reset(OpMove)
 26766  		v.AuxInt = int64ToAuxInt(sz)
 26767  		v.AddArg3(dst, src, mem)
 26768  		return true
 26769  	}
 26770  	return false
 26771  }
 26772  func rewriteValueARM64_OpSlicemask(v *Value) bool {
 26773  	v_0 := v.Args[0]
 26774  	b := v.Block
 26775  	// match: (Slicemask <t> x)
 26776  	// result: (SRAconst (NEG <t> x) [63])
 26777  	for {
 26778  		t := v.Type
 26779  		x := v_0
 26780  		v.reset(OpARM64SRAconst)
 26781  		v.AuxInt = int64ToAuxInt(63)
 26782  		v0 := b.NewValue0(v.Pos, OpARM64NEG, t)
 26783  		v0.AddArg(x)
 26784  		v.AddArg(v0)
 26785  		return true
 26786  	}
 26787  }
 26788  func rewriteValueARM64_OpStore(v *Value) bool {
 26789  	v_2 := v.Args[2]
 26790  	v_1 := v.Args[1]
 26791  	v_0 := v.Args[0]
 26792  	// match: (Store {t} ptr val mem)
 26793  	// cond: t.Size() == 1
 26794  	// result: (MOVBstore ptr val mem)
 26795  	for {
 26796  		t := auxToType(v.Aux)
 26797  		ptr := v_0
 26798  		val := v_1
 26799  		mem := v_2
 26800  		if !(t.Size() == 1) {
 26801  			break
 26802  		}
 26803  		v.reset(OpARM64MOVBstore)
 26804  		v.AddArg3(ptr, val, mem)
 26805  		return true
 26806  	}
 26807  	// match: (Store {t} ptr val mem)
 26808  	// cond: t.Size() == 2
 26809  	// result: (MOVHstore ptr val mem)
 26810  	for {
 26811  		t := auxToType(v.Aux)
 26812  		ptr := v_0
 26813  		val := v_1
 26814  		mem := v_2
 26815  		if !(t.Size() == 2) {
 26816  			break
 26817  		}
 26818  		v.reset(OpARM64MOVHstore)
 26819  		v.AddArg3(ptr, val, mem)
 26820  		return true
 26821  	}
 26822  	// match: (Store {t} ptr val mem)
 26823  	// cond: t.Size() == 4 && !is32BitFloat(val.Type)
 26824  	// result: (MOVWstore ptr val mem)
 26825  	for {
 26826  		t := auxToType(v.Aux)
 26827  		ptr := v_0
 26828  		val := v_1
 26829  		mem := v_2
 26830  		if !(t.Size() == 4 && !is32BitFloat(val.Type)) {
 26831  			break
 26832  		}
 26833  		v.reset(OpARM64MOVWstore)
 26834  		v.AddArg3(ptr, val, mem)
 26835  		return true
 26836  	}
 26837  	// match: (Store {t} ptr val mem)
 26838  	// cond: t.Size() == 8 && !is64BitFloat(val.Type)
 26839  	// result: (MOVDstore ptr val mem)
 26840  	for {
 26841  		t := auxToType(v.Aux)
 26842  		ptr := v_0
 26843  		val := v_1
 26844  		mem := v_2
 26845  		if !(t.Size() == 8 && !is64BitFloat(val.Type)) {
 26846  			break
 26847  		}
 26848  		v.reset(OpARM64MOVDstore)
 26849  		v.AddArg3(ptr, val, mem)
 26850  		return true
 26851  	}
 26852  	// match: (Store {t} ptr val mem)
 26853  	// cond: t.Size() == 4 && is32BitFloat(val.Type)
 26854  	// result: (FMOVSstore ptr val mem)
 26855  	for {
 26856  		t := auxToType(v.Aux)
 26857  		ptr := v_0
 26858  		val := v_1
 26859  		mem := v_2
 26860  		if !(t.Size() == 4 && is32BitFloat(val.Type)) {
 26861  			break
 26862  		}
 26863  		v.reset(OpARM64FMOVSstore)
 26864  		v.AddArg3(ptr, val, mem)
 26865  		return true
 26866  	}
 26867  	// match: (Store {t} ptr val mem)
 26868  	// cond: t.Size() == 8 && is64BitFloat(val.Type)
 26869  	// result: (FMOVDstore ptr val mem)
 26870  	for {
 26871  		t := auxToType(v.Aux)
 26872  		ptr := v_0
 26873  		val := v_1
 26874  		mem := v_2
 26875  		if !(t.Size() == 8 && is64BitFloat(val.Type)) {
 26876  			break
 26877  		}
 26878  		v.reset(OpARM64FMOVDstore)
 26879  		v.AddArg3(ptr, val, mem)
 26880  		return true
 26881  	}
 26882  	return false
 26883  }
 26884  func rewriteValueARM64_OpZero(v *Value) bool {
 26885  	v_1 := v.Args[1]
 26886  	v_0 := v.Args[0]
 26887  	b := v.Block
 26888  	config := b.Func.Config
 26889  	typ := &b.Func.Config.Types
 26890  	// match: (Zero [0] _ mem)
 26891  	// result: mem
 26892  	for {
 26893  		if auxIntToInt64(v.AuxInt) != 0 {
 26894  			break
 26895  		}
 26896  		mem := v_1
 26897  		v.copyOf(mem)
 26898  		return true
 26899  	}
 26900  	// match: (Zero [1] ptr mem)
 26901  	// result: (MOVBstore ptr (MOVDconst [0]) mem)
 26902  	for {
 26903  		if auxIntToInt64(v.AuxInt) != 1 {
 26904  			break
 26905  		}
 26906  		ptr := v_0
 26907  		mem := v_1
 26908  		v.reset(OpARM64MOVBstore)
 26909  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26910  		v0.AuxInt = int64ToAuxInt(0)
 26911  		v.AddArg3(ptr, v0, mem)
 26912  		return true
 26913  	}
 26914  	// match: (Zero [2] ptr mem)
 26915  	// result: (MOVHstore ptr (MOVDconst [0]) mem)
 26916  	for {
 26917  		if auxIntToInt64(v.AuxInt) != 2 {
 26918  			break
 26919  		}
 26920  		ptr := v_0
 26921  		mem := v_1
 26922  		v.reset(OpARM64MOVHstore)
 26923  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26924  		v0.AuxInt = int64ToAuxInt(0)
 26925  		v.AddArg3(ptr, v0, mem)
 26926  		return true
 26927  	}
 26928  	// match: (Zero [4] ptr mem)
 26929  	// result: (MOVWstore ptr (MOVDconst [0]) mem)
 26930  	for {
 26931  		if auxIntToInt64(v.AuxInt) != 4 {
 26932  			break
 26933  		}
 26934  		ptr := v_0
 26935  		mem := v_1
 26936  		v.reset(OpARM64MOVWstore)
 26937  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26938  		v0.AuxInt = int64ToAuxInt(0)
 26939  		v.AddArg3(ptr, v0, mem)
 26940  		return true
 26941  	}
 26942  	// match: (Zero [8] ptr mem)
 26943  	// result: (MOVDstore ptr (MOVDconst [0]) mem)
 26944  	for {
 26945  		if auxIntToInt64(v.AuxInt) != 8 {
 26946  			break
 26947  		}
 26948  		ptr := v_0
 26949  		mem := v_1
 26950  		v.reset(OpARM64MOVDstore)
 26951  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26952  		v0.AuxInt = int64ToAuxInt(0)
 26953  		v.AddArg3(ptr, v0, mem)
 26954  		return true
 26955  	}
 26956  	// match: (Zero [3] ptr mem)
 26957  	// result: (MOVBstore [2] ptr (MOVDconst [0]) (MOVHstore ptr (MOVDconst [0]) mem))
 26958  	for {
 26959  		if auxIntToInt64(v.AuxInt) != 3 {
 26960  			break
 26961  		}
 26962  		ptr := v_0
 26963  		mem := v_1
 26964  		v.reset(OpARM64MOVBstore)
 26965  		v.AuxInt = int32ToAuxInt(2)
 26966  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26967  		v0.AuxInt = int64ToAuxInt(0)
 26968  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 26969  		v1.AddArg3(ptr, v0, mem)
 26970  		v.AddArg3(ptr, v0, v1)
 26971  		return true
 26972  	}
 26973  	// match: (Zero [5] ptr mem)
 26974  	// result: (MOVBstore [4] ptr (MOVDconst [0]) (MOVWstore ptr (MOVDconst [0]) mem))
 26975  	for {
 26976  		if auxIntToInt64(v.AuxInt) != 5 {
 26977  			break
 26978  		}
 26979  		ptr := v_0
 26980  		mem := v_1
 26981  		v.reset(OpARM64MOVBstore)
 26982  		v.AuxInt = int32ToAuxInt(4)
 26983  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 26984  		v0.AuxInt = int64ToAuxInt(0)
 26985  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 26986  		v1.AddArg3(ptr, v0, mem)
 26987  		v.AddArg3(ptr, v0, v1)
 26988  		return true
 26989  	}
 26990  	// match: (Zero [6] ptr mem)
 26991  	// result: (MOVHstore [4] ptr (MOVDconst [0]) (MOVWstore ptr (MOVDconst [0]) mem))
 26992  	for {
 26993  		if auxIntToInt64(v.AuxInt) != 6 {
 26994  			break
 26995  		}
 26996  		ptr := v_0
 26997  		mem := v_1
 26998  		v.reset(OpARM64MOVHstore)
 26999  		v.AuxInt = int32ToAuxInt(4)
 27000  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27001  		v0.AuxInt = int64ToAuxInt(0)
 27002  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 27003  		v1.AddArg3(ptr, v0, mem)
 27004  		v.AddArg3(ptr, v0, v1)
 27005  		return true
 27006  	}
 27007  	// match: (Zero [7] ptr mem)
 27008  	// result: (MOVBstore [6] ptr (MOVDconst [0]) (MOVHstore [4] ptr (MOVDconst [0]) (MOVWstore ptr (MOVDconst [0]) mem)))
 27009  	for {
 27010  		if auxIntToInt64(v.AuxInt) != 7 {
 27011  			break
 27012  		}
 27013  		ptr := v_0
 27014  		mem := v_1
 27015  		v.reset(OpARM64MOVBstore)
 27016  		v.AuxInt = int32ToAuxInt(6)
 27017  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27018  		v0.AuxInt = int64ToAuxInt(0)
 27019  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 27020  		v1.AuxInt = int32ToAuxInt(4)
 27021  		v2 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 27022  		v2.AddArg3(ptr, v0, mem)
 27023  		v1.AddArg3(ptr, v0, v2)
 27024  		v.AddArg3(ptr, v0, v1)
 27025  		return true
 27026  	}
 27027  	// match: (Zero [9] ptr mem)
 27028  	// result: (MOVBstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem))
 27029  	for {
 27030  		if auxIntToInt64(v.AuxInt) != 9 {
 27031  			break
 27032  		}
 27033  		ptr := v_0
 27034  		mem := v_1
 27035  		v.reset(OpARM64MOVBstore)
 27036  		v.AuxInt = int32ToAuxInt(8)
 27037  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27038  		v0.AuxInt = int64ToAuxInt(0)
 27039  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27040  		v1.AddArg3(ptr, v0, mem)
 27041  		v.AddArg3(ptr, v0, v1)
 27042  		return true
 27043  	}
 27044  	// match: (Zero [10] ptr mem)
 27045  	// result: (MOVHstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem))
 27046  	for {
 27047  		if auxIntToInt64(v.AuxInt) != 10 {
 27048  			break
 27049  		}
 27050  		ptr := v_0
 27051  		mem := v_1
 27052  		v.reset(OpARM64MOVHstore)
 27053  		v.AuxInt = int32ToAuxInt(8)
 27054  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27055  		v0.AuxInt = int64ToAuxInt(0)
 27056  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27057  		v1.AddArg3(ptr, v0, mem)
 27058  		v.AddArg3(ptr, v0, v1)
 27059  		return true
 27060  	}
 27061  	// match: (Zero [11] ptr mem)
 27062  	// result: (MOVBstore [10] ptr (MOVDconst [0]) (MOVHstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem)))
 27063  	for {
 27064  		if auxIntToInt64(v.AuxInt) != 11 {
 27065  			break
 27066  		}
 27067  		ptr := v_0
 27068  		mem := v_1
 27069  		v.reset(OpARM64MOVBstore)
 27070  		v.AuxInt = int32ToAuxInt(10)
 27071  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27072  		v0.AuxInt = int64ToAuxInt(0)
 27073  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 27074  		v1.AuxInt = int32ToAuxInt(8)
 27075  		v2 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27076  		v2.AddArg3(ptr, v0, mem)
 27077  		v1.AddArg3(ptr, v0, v2)
 27078  		v.AddArg3(ptr, v0, v1)
 27079  		return true
 27080  	}
 27081  	// match: (Zero [12] ptr mem)
 27082  	// result: (MOVWstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem))
 27083  	for {
 27084  		if auxIntToInt64(v.AuxInt) != 12 {
 27085  			break
 27086  		}
 27087  		ptr := v_0
 27088  		mem := v_1
 27089  		v.reset(OpARM64MOVWstore)
 27090  		v.AuxInt = int32ToAuxInt(8)
 27091  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27092  		v0.AuxInt = int64ToAuxInt(0)
 27093  		v1 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27094  		v1.AddArg3(ptr, v0, mem)
 27095  		v.AddArg3(ptr, v0, v1)
 27096  		return true
 27097  	}
 27098  	// match: (Zero [13] ptr mem)
 27099  	// result: (MOVBstore [12] ptr (MOVDconst [0]) (MOVWstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem)))
 27100  	for {
 27101  		if auxIntToInt64(v.AuxInt) != 13 {
 27102  			break
 27103  		}
 27104  		ptr := v_0
 27105  		mem := v_1
 27106  		v.reset(OpARM64MOVBstore)
 27107  		v.AuxInt = int32ToAuxInt(12)
 27108  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27109  		v0.AuxInt = int64ToAuxInt(0)
 27110  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 27111  		v1.AuxInt = int32ToAuxInt(8)
 27112  		v2 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27113  		v2.AddArg3(ptr, v0, mem)
 27114  		v1.AddArg3(ptr, v0, v2)
 27115  		v.AddArg3(ptr, v0, v1)
 27116  		return true
 27117  	}
 27118  	// match: (Zero [14] ptr mem)
 27119  	// result: (MOVHstore [12] ptr (MOVDconst [0]) (MOVWstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem)))
 27120  	for {
 27121  		if auxIntToInt64(v.AuxInt) != 14 {
 27122  			break
 27123  		}
 27124  		ptr := v_0
 27125  		mem := v_1
 27126  		v.reset(OpARM64MOVHstore)
 27127  		v.AuxInt = int32ToAuxInt(12)
 27128  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27129  		v0.AuxInt = int64ToAuxInt(0)
 27130  		v1 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 27131  		v1.AuxInt = int32ToAuxInt(8)
 27132  		v2 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27133  		v2.AddArg3(ptr, v0, mem)
 27134  		v1.AddArg3(ptr, v0, v2)
 27135  		v.AddArg3(ptr, v0, v1)
 27136  		return true
 27137  	}
 27138  	// match: (Zero [15] ptr mem)
 27139  	// result: (MOVBstore [14] ptr (MOVDconst [0]) (MOVHstore [12] ptr (MOVDconst [0]) (MOVWstore [8] ptr (MOVDconst [0]) (MOVDstore ptr (MOVDconst [0]) mem))))
 27140  	for {
 27141  		if auxIntToInt64(v.AuxInt) != 15 {
 27142  			break
 27143  		}
 27144  		ptr := v_0
 27145  		mem := v_1
 27146  		v.reset(OpARM64MOVBstore)
 27147  		v.AuxInt = int32ToAuxInt(14)
 27148  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27149  		v0.AuxInt = int64ToAuxInt(0)
 27150  		v1 := b.NewValue0(v.Pos, OpARM64MOVHstore, types.TypeMem)
 27151  		v1.AuxInt = int32ToAuxInt(12)
 27152  		v2 := b.NewValue0(v.Pos, OpARM64MOVWstore, types.TypeMem)
 27153  		v2.AuxInt = int32ToAuxInt(8)
 27154  		v3 := b.NewValue0(v.Pos, OpARM64MOVDstore, types.TypeMem)
 27155  		v3.AddArg3(ptr, v0, mem)
 27156  		v2.AddArg3(ptr, v0, v3)
 27157  		v1.AddArg3(ptr, v0, v2)
 27158  		v.AddArg3(ptr, v0, v1)
 27159  		return true
 27160  	}
 27161  	// match: (Zero [16] ptr mem)
 27162  	// result: (STP [0] ptr (MOVDconst [0]) (MOVDconst [0]) mem)
 27163  	for {
 27164  		if auxIntToInt64(v.AuxInt) != 16 {
 27165  			break
 27166  		}
 27167  		ptr := v_0
 27168  		mem := v_1
 27169  		v.reset(OpARM64STP)
 27170  		v.AuxInt = int32ToAuxInt(0)
 27171  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27172  		v0.AuxInt = int64ToAuxInt(0)
 27173  		v.AddArg4(ptr, v0, v0, mem)
 27174  		return true
 27175  	}
 27176  	// match: (Zero [32] ptr mem)
 27177  	// result: (STP [16] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [0] ptr (MOVDconst [0]) (MOVDconst [0]) mem))
 27178  	for {
 27179  		if auxIntToInt64(v.AuxInt) != 32 {
 27180  			break
 27181  		}
 27182  		ptr := v_0
 27183  		mem := v_1
 27184  		v.reset(OpARM64STP)
 27185  		v.AuxInt = int32ToAuxInt(16)
 27186  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27187  		v0.AuxInt = int64ToAuxInt(0)
 27188  		v1 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27189  		v1.AuxInt = int32ToAuxInt(0)
 27190  		v1.AddArg4(ptr, v0, v0, mem)
 27191  		v.AddArg4(ptr, v0, v0, v1)
 27192  		return true
 27193  	}
 27194  	// match: (Zero [48] ptr mem)
 27195  	// result: (STP [32] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [16] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [0] ptr (MOVDconst [0]) (MOVDconst [0]) mem)))
 27196  	for {
 27197  		if auxIntToInt64(v.AuxInt) != 48 {
 27198  			break
 27199  		}
 27200  		ptr := v_0
 27201  		mem := v_1
 27202  		v.reset(OpARM64STP)
 27203  		v.AuxInt = int32ToAuxInt(32)
 27204  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27205  		v0.AuxInt = int64ToAuxInt(0)
 27206  		v1 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27207  		v1.AuxInt = int32ToAuxInt(16)
 27208  		v2 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27209  		v2.AuxInt = int32ToAuxInt(0)
 27210  		v2.AddArg4(ptr, v0, v0, mem)
 27211  		v1.AddArg4(ptr, v0, v0, v2)
 27212  		v.AddArg4(ptr, v0, v0, v1)
 27213  		return true
 27214  	}
 27215  	// match: (Zero [64] ptr mem)
 27216  	// result: (STP [48] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [32] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [16] ptr (MOVDconst [0]) (MOVDconst [0]) (STP [0] ptr (MOVDconst [0]) (MOVDconst [0]) mem))))
 27217  	for {
 27218  		if auxIntToInt64(v.AuxInt) != 64 {
 27219  			break
 27220  		}
 27221  		ptr := v_0
 27222  		mem := v_1
 27223  		v.reset(OpARM64STP)
 27224  		v.AuxInt = int32ToAuxInt(48)
 27225  		v0 := b.NewValue0(v.Pos, OpARM64MOVDconst, typ.UInt64)
 27226  		v0.AuxInt = int64ToAuxInt(0)
 27227  		v1 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27228  		v1.AuxInt = int32ToAuxInt(32)
 27229  		v2 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27230  		v2.AuxInt = int32ToAuxInt(16)
 27231  		v3 := b.NewValue0(v.Pos, OpARM64STP, types.TypeMem)
 27232  		v3.AuxInt = int32ToAuxInt(0)
 27233  		v3.AddArg4(ptr, v0, v0, mem)
 27234  		v2.AddArg4(ptr, v0, v0, v3)
 27235  		v1.AddArg4(ptr, v0, v0, v2)
 27236  		v.AddArg4(ptr, v0, v0, v1)
 27237  		return true
 27238  	}
 27239  	// match: (Zero [s] ptr mem)
 27240  	// cond: s%16 != 0 && s%16 <= 8 && s > 16
 27241  	// result: (Zero [8] (OffPtr <ptr.Type> ptr [s-8]) (Zero [s-s%16] ptr mem))
 27242  	for {
 27243  		s := auxIntToInt64(v.AuxInt)
 27244  		ptr := v_0
 27245  		mem := v_1
 27246  		if !(s%16 != 0 && s%16 <= 8 && s > 16) {
 27247  			break
 27248  		}
 27249  		v.reset(OpZero)
 27250  		v.AuxInt = int64ToAuxInt(8)
 27251  		v0 := b.NewValue0(v.Pos, OpOffPtr, ptr.Type)
 27252  		v0.AuxInt = int64ToAuxInt(s - 8)
 27253  		v0.AddArg(ptr)
 27254  		v1 := b.NewValue0(v.Pos, OpZero, types.TypeMem)
 27255  		v1.AuxInt = int64ToAuxInt(s - s%16)
 27256  		v1.AddArg2(ptr, mem)
 27257  		v.AddArg2(v0, v1)
 27258  		return true
 27259  	}
 27260  	// match: (Zero [s] ptr mem)
 27261  	// cond: s%16 != 0 && s%16 > 8 && s > 16
 27262  	// result: (Zero [16] (OffPtr <ptr.Type> ptr [s-16]) (Zero [s-s%16] ptr mem))
 27263  	for {
 27264  		s := auxIntToInt64(v.AuxInt)
 27265  		ptr := v_0
 27266  		mem := v_1
 27267  		if !(s%16 != 0 && s%16 > 8 && s > 16) {
 27268  			break
 27269  		}
 27270  		v.reset(OpZero)
 27271  		v.AuxInt = int64ToAuxInt(16)
 27272  		v0 := b.NewValue0(v.Pos, OpOffPtr, ptr.Type)
 27273  		v0.AuxInt = int64ToAuxInt(s - 16)
 27274  		v0.AddArg(ptr)
 27275  		v1 := b.NewValue0(v.Pos, OpZero, types.TypeMem)
 27276  		v1.AuxInt = int64ToAuxInt(s - s%16)
 27277  		v1.AddArg2(ptr, mem)
 27278  		v.AddArg2(v0, v1)
 27279  		return true
 27280  	}
 27281  	// match: (Zero [s] ptr mem)
 27282  	// cond: s%16 == 0 && s > 64 && s <= 16*64 && !config.noDuffDevice
 27283  	// result: (DUFFZERO [4 * (64 - s/16)] ptr mem)
 27284  	for {
 27285  		s := auxIntToInt64(v.AuxInt)
 27286  		ptr := v_0
 27287  		mem := v_1
 27288  		if !(s%16 == 0 && s > 64 && s <= 16*64 && !config.noDuffDevice) {
 27289  			break
 27290  		}
 27291  		v.reset(OpARM64DUFFZERO)
 27292  		v.AuxInt = int64ToAuxInt(4 * (64 - s/16))
 27293  		v.AddArg2(ptr, mem)
 27294  		return true
 27295  	}
 27296  	// match: (Zero [s] ptr mem)
 27297  	// cond: s%16 == 0 && (s > 16*64 || config.noDuffDevice)
 27298  	// result: (LoweredZero ptr (ADDconst <ptr.Type> [s-16] ptr) mem)
 27299  	for {
 27300  		s := auxIntToInt64(v.AuxInt)
 27301  		ptr := v_0
 27302  		mem := v_1
 27303  		if !(s%16 == 0 && (s > 16*64 || config.noDuffDevice)) {
 27304  			break
 27305  		}
 27306  		v.reset(OpARM64LoweredZero)
 27307  		v0 := b.NewValue0(v.Pos, OpARM64ADDconst, ptr.Type)
 27308  		v0.AuxInt = int64ToAuxInt(s - 16)
 27309  		v0.AddArg(ptr)
 27310  		v.AddArg3(ptr, v0, mem)
 27311  		return true
 27312  	}
 27313  	return false
 27314  }
 27315  func rewriteBlockARM64(b *Block) bool {
 27316  	switch b.Kind {
 27317  	case BlockARM64EQ:
 27318  		// match: (EQ (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 27319  		// cond: x.Uses == 1
 27320  		// result: (EQ (TSTWconst [int32(c)] y) yes no)
 27321  		for b.Controls[0].Op == OpARM64CMPWconst {
 27322  			v_0 := b.Controls[0]
 27323  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27324  				break
 27325  			}
 27326  			x := v_0.Args[0]
 27327  			if x.Op != OpARM64ANDconst {
 27328  				break
 27329  			}
 27330  			c := auxIntToInt64(x.AuxInt)
 27331  			y := x.Args[0]
 27332  			if !(x.Uses == 1) {
 27333  				break
 27334  			}
 27335  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 27336  			v0.AuxInt = int32ToAuxInt(int32(c))
 27337  			v0.AddArg(y)
 27338  			b.resetWithControl(BlockARM64EQ, v0)
 27339  			return true
 27340  		}
 27341  		// match: (EQ (CMPconst [0] z:(AND x y)) yes no)
 27342  		// cond: z.Uses == 1
 27343  		// result: (EQ (TST x y) yes no)
 27344  		for b.Controls[0].Op == OpARM64CMPconst {
 27345  			v_0 := b.Controls[0]
 27346  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27347  				break
 27348  			}
 27349  			z := v_0.Args[0]
 27350  			if z.Op != OpARM64AND {
 27351  				break
 27352  			}
 27353  			_ = z.Args[1]
 27354  			z_0 := z.Args[0]
 27355  			z_1 := z.Args[1]
 27356  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27357  				x := z_0
 27358  				y := z_1
 27359  				if !(z.Uses == 1) {
 27360  					continue
 27361  				}
 27362  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 27363  				v0.AddArg2(x, y)
 27364  				b.resetWithControl(BlockARM64EQ, v0)
 27365  				return true
 27366  			}
 27367  			break
 27368  		}
 27369  		// match: (EQ (CMPWconst [0] z:(AND x y)) yes no)
 27370  		// cond: z.Uses == 1
 27371  		// result: (EQ (TSTW x y) yes no)
 27372  		for b.Controls[0].Op == OpARM64CMPWconst {
 27373  			v_0 := b.Controls[0]
 27374  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27375  				break
 27376  			}
 27377  			z := v_0.Args[0]
 27378  			if z.Op != OpARM64AND {
 27379  				break
 27380  			}
 27381  			_ = z.Args[1]
 27382  			z_0 := z.Args[0]
 27383  			z_1 := z.Args[1]
 27384  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27385  				x := z_0
 27386  				y := z_1
 27387  				if !(z.Uses == 1) {
 27388  					continue
 27389  				}
 27390  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 27391  				v0.AddArg2(x, y)
 27392  				b.resetWithControl(BlockARM64EQ, v0)
 27393  				return true
 27394  			}
 27395  			break
 27396  		}
 27397  		// match: (EQ (CMPconst [0] x:(ANDconst [c] y)) yes no)
 27398  		// cond: x.Uses == 1
 27399  		// result: (EQ (TSTconst [c] y) yes no)
 27400  		for b.Controls[0].Op == OpARM64CMPconst {
 27401  			v_0 := b.Controls[0]
 27402  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27403  				break
 27404  			}
 27405  			x := v_0.Args[0]
 27406  			if x.Op != OpARM64ANDconst {
 27407  				break
 27408  			}
 27409  			c := auxIntToInt64(x.AuxInt)
 27410  			y := x.Args[0]
 27411  			if !(x.Uses == 1) {
 27412  				break
 27413  			}
 27414  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 27415  			v0.AuxInt = int64ToAuxInt(c)
 27416  			v0.AddArg(y)
 27417  			b.resetWithControl(BlockARM64EQ, v0)
 27418  			return true
 27419  		}
 27420  		// match: (EQ (CMPconst [0] x:(ADDconst [c] y)) yes no)
 27421  		// cond: x.Uses == 1
 27422  		// result: (EQ (CMNconst [c] y) yes no)
 27423  		for b.Controls[0].Op == OpARM64CMPconst {
 27424  			v_0 := b.Controls[0]
 27425  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27426  				break
 27427  			}
 27428  			x := v_0.Args[0]
 27429  			if x.Op != OpARM64ADDconst {
 27430  				break
 27431  			}
 27432  			c := auxIntToInt64(x.AuxInt)
 27433  			y := x.Args[0]
 27434  			if !(x.Uses == 1) {
 27435  				break
 27436  			}
 27437  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 27438  			v0.AuxInt = int64ToAuxInt(c)
 27439  			v0.AddArg(y)
 27440  			b.resetWithControl(BlockARM64EQ, v0)
 27441  			return true
 27442  		}
 27443  		// match: (EQ (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 27444  		// cond: x.Uses == 1
 27445  		// result: (EQ (CMNWconst [int32(c)] y) yes no)
 27446  		for b.Controls[0].Op == OpARM64CMPWconst {
 27447  			v_0 := b.Controls[0]
 27448  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27449  				break
 27450  			}
 27451  			x := v_0.Args[0]
 27452  			if x.Op != OpARM64ADDconst {
 27453  				break
 27454  			}
 27455  			c := auxIntToInt64(x.AuxInt)
 27456  			y := x.Args[0]
 27457  			if !(x.Uses == 1) {
 27458  				break
 27459  			}
 27460  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 27461  			v0.AuxInt = int32ToAuxInt(int32(c))
 27462  			v0.AddArg(y)
 27463  			b.resetWithControl(BlockARM64EQ, v0)
 27464  			return true
 27465  		}
 27466  		// match: (EQ (CMPconst [0] z:(ADD x y)) yes no)
 27467  		// cond: z.Uses == 1
 27468  		// result: (EQ (CMN x y) yes no)
 27469  		for b.Controls[0].Op == OpARM64CMPconst {
 27470  			v_0 := b.Controls[0]
 27471  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27472  				break
 27473  			}
 27474  			z := v_0.Args[0]
 27475  			if z.Op != OpARM64ADD {
 27476  				break
 27477  			}
 27478  			_ = z.Args[1]
 27479  			z_0 := z.Args[0]
 27480  			z_1 := z.Args[1]
 27481  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27482  				x := z_0
 27483  				y := z_1
 27484  				if !(z.Uses == 1) {
 27485  					continue
 27486  				}
 27487  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 27488  				v0.AddArg2(x, y)
 27489  				b.resetWithControl(BlockARM64EQ, v0)
 27490  				return true
 27491  			}
 27492  			break
 27493  		}
 27494  		// match: (EQ (CMPWconst [0] z:(ADD x y)) yes no)
 27495  		// cond: z.Uses == 1
 27496  		// result: (EQ (CMNW x y) yes no)
 27497  		for b.Controls[0].Op == OpARM64CMPWconst {
 27498  			v_0 := b.Controls[0]
 27499  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27500  				break
 27501  			}
 27502  			z := v_0.Args[0]
 27503  			if z.Op != OpARM64ADD {
 27504  				break
 27505  			}
 27506  			_ = z.Args[1]
 27507  			z_0 := z.Args[0]
 27508  			z_1 := z.Args[1]
 27509  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27510  				x := z_0
 27511  				y := z_1
 27512  				if !(z.Uses == 1) {
 27513  					continue
 27514  				}
 27515  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 27516  				v0.AddArg2(x, y)
 27517  				b.resetWithControl(BlockARM64EQ, v0)
 27518  				return true
 27519  			}
 27520  			break
 27521  		}
 27522  		// match: (EQ (CMP x z:(NEG y)) yes no)
 27523  		// cond: z.Uses == 1
 27524  		// result: (EQ (CMN x y) yes no)
 27525  		for b.Controls[0].Op == OpARM64CMP {
 27526  			v_0 := b.Controls[0]
 27527  			_ = v_0.Args[1]
 27528  			x := v_0.Args[0]
 27529  			z := v_0.Args[1]
 27530  			if z.Op != OpARM64NEG {
 27531  				break
 27532  			}
 27533  			y := z.Args[0]
 27534  			if !(z.Uses == 1) {
 27535  				break
 27536  			}
 27537  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 27538  			v0.AddArg2(x, y)
 27539  			b.resetWithControl(BlockARM64EQ, v0)
 27540  			return true
 27541  		}
 27542  		// match: (EQ (CMPW x z:(NEG y)) yes no)
 27543  		// cond: z.Uses == 1
 27544  		// result: (EQ (CMNW x y) yes no)
 27545  		for b.Controls[0].Op == OpARM64CMPW {
 27546  			v_0 := b.Controls[0]
 27547  			_ = v_0.Args[1]
 27548  			x := v_0.Args[0]
 27549  			z := v_0.Args[1]
 27550  			if z.Op != OpARM64NEG {
 27551  				break
 27552  			}
 27553  			y := z.Args[0]
 27554  			if !(z.Uses == 1) {
 27555  				break
 27556  			}
 27557  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 27558  			v0.AddArg2(x, y)
 27559  			b.resetWithControl(BlockARM64EQ, v0)
 27560  			return true
 27561  		}
 27562  		// match: (EQ (CMPconst [0] x) yes no)
 27563  		// result: (Z x yes no)
 27564  		for b.Controls[0].Op == OpARM64CMPconst {
 27565  			v_0 := b.Controls[0]
 27566  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27567  				break
 27568  			}
 27569  			x := v_0.Args[0]
 27570  			b.resetWithControl(BlockARM64Z, x)
 27571  			return true
 27572  		}
 27573  		// match: (EQ (CMPWconst [0] x) yes no)
 27574  		// result: (ZW x yes no)
 27575  		for b.Controls[0].Op == OpARM64CMPWconst {
 27576  			v_0 := b.Controls[0]
 27577  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27578  				break
 27579  			}
 27580  			x := v_0.Args[0]
 27581  			b.resetWithControl(BlockARM64ZW, x)
 27582  			return true
 27583  		}
 27584  		// match: (EQ (CMPconst [0] z:(MADD a x y)) yes no)
 27585  		// cond: z.Uses==1
 27586  		// result: (EQ (CMN a (MUL <x.Type> x y)) yes no)
 27587  		for b.Controls[0].Op == OpARM64CMPconst {
 27588  			v_0 := b.Controls[0]
 27589  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27590  				break
 27591  			}
 27592  			z := v_0.Args[0]
 27593  			if z.Op != OpARM64MADD {
 27594  				break
 27595  			}
 27596  			y := z.Args[2]
 27597  			a := z.Args[0]
 27598  			x := z.Args[1]
 27599  			if !(z.Uses == 1) {
 27600  				break
 27601  			}
 27602  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 27603  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 27604  			v1.AddArg2(x, y)
 27605  			v0.AddArg2(a, v1)
 27606  			b.resetWithControl(BlockARM64EQ, v0)
 27607  			return true
 27608  		}
 27609  		// match: (EQ (CMPconst [0] z:(MSUB a x y)) yes no)
 27610  		// cond: z.Uses==1
 27611  		// result: (EQ (CMP a (MUL <x.Type> x y)) yes no)
 27612  		for b.Controls[0].Op == OpARM64CMPconst {
 27613  			v_0 := b.Controls[0]
 27614  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27615  				break
 27616  			}
 27617  			z := v_0.Args[0]
 27618  			if z.Op != OpARM64MSUB {
 27619  				break
 27620  			}
 27621  			y := z.Args[2]
 27622  			a := z.Args[0]
 27623  			x := z.Args[1]
 27624  			if !(z.Uses == 1) {
 27625  				break
 27626  			}
 27627  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 27628  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 27629  			v1.AddArg2(x, y)
 27630  			v0.AddArg2(a, v1)
 27631  			b.resetWithControl(BlockARM64EQ, v0)
 27632  			return true
 27633  		}
 27634  		// match: (EQ (CMPWconst [0] z:(MADDW a x y)) yes no)
 27635  		// cond: z.Uses==1
 27636  		// result: (EQ (CMNW a (MULW <x.Type> x y)) yes no)
 27637  		for b.Controls[0].Op == OpARM64CMPWconst {
 27638  			v_0 := b.Controls[0]
 27639  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27640  				break
 27641  			}
 27642  			z := v_0.Args[0]
 27643  			if z.Op != OpARM64MADDW {
 27644  				break
 27645  			}
 27646  			y := z.Args[2]
 27647  			a := z.Args[0]
 27648  			x := z.Args[1]
 27649  			if !(z.Uses == 1) {
 27650  				break
 27651  			}
 27652  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 27653  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 27654  			v1.AddArg2(x, y)
 27655  			v0.AddArg2(a, v1)
 27656  			b.resetWithControl(BlockARM64EQ, v0)
 27657  			return true
 27658  		}
 27659  		// match: (EQ (CMPWconst [0] z:(MSUBW a x y)) yes no)
 27660  		// cond: z.Uses==1
 27661  		// result: (EQ (CMPW a (MULW <x.Type> x y)) yes no)
 27662  		for b.Controls[0].Op == OpARM64CMPWconst {
 27663  			v_0 := b.Controls[0]
 27664  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27665  				break
 27666  			}
 27667  			z := v_0.Args[0]
 27668  			if z.Op != OpARM64MSUBW {
 27669  				break
 27670  			}
 27671  			y := z.Args[2]
 27672  			a := z.Args[0]
 27673  			x := z.Args[1]
 27674  			if !(z.Uses == 1) {
 27675  				break
 27676  			}
 27677  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 27678  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 27679  			v1.AddArg2(x, y)
 27680  			v0.AddArg2(a, v1)
 27681  			b.resetWithControl(BlockARM64EQ, v0)
 27682  			return true
 27683  		}
 27684  		// match: (EQ (TSTconst [c] x) yes no)
 27685  		// cond: oneBit(c)
 27686  		// result: (TBZ [int64(ntz64(c))] x yes no)
 27687  		for b.Controls[0].Op == OpARM64TSTconst {
 27688  			v_0 := b.Controls[0]
 27689  			c := auxIntToInt64(v_0.AuxInt)
 27690  			x := v_0.Args[0]
 27691  			if !(oneBit(c)) {
 27692  				break
 27693  			}
 27694  			b.resetWithControl(BlockARM64TBZ, x)
 27695  			b.AuxInt = int64ToAuxInt(int64(ntz64(c)))
 27696  			return true
 27697  		}
 27698  		// match: (EQ (TSTWconst [c] x) yes no)
 27699  		// cond: oneBit(int64(uint32(c)))
 27700  		// result: (TBZ [int64(ntz64(int64(uint32(c))))] x yes no)
 27701  		for b.Controls[0].Op == OpARM64TSTWconst {
 27702  			v_0 := b.Controls[0]
 27703  			c := auxIntToInt32(v_0.AuxInt)
 27704  			x := v_0.Args[0]
 27705  			if !(oneBit(int64(uint32(c)))) {
 27706  				break
 27707  			}
 27708  			b.resetWithControl(BlockARM64TBZ, x)
 27709  			b.AuxInt = int64ToAuxInt(int64(ntz64(int64(uint32(c)))))
 27710  			return true
 27711  		}
 27712  		// match: (EQ (FlagConstant [fc]) yes no)
 27713  		// cond: fc.eq()
 27714  		// result: (First yes no)
 27715  		for b.Controls[0].Op == OpARM64FlagConstant {
 27716  			v_0 := b.Controls[0]
 27717  			fc := auxIntToFlagConstant(v_0.AuxInt)
 27718  			if !(fc.eq()) {
 27719  				break
 27720  			}
 27721  			b.Reset(BlockFirst)
 27722  			return true
 27723  		}
 27724  		// match: (EQ (FlagConstant [fc]) yes no)
 27725  		// cond: !fc.eq()
 27726  		// result: (First no yes)
 27727  		for b.Controls[0].Op == OpARM64FlagConstant {
 27728  			v_0 := b.Controls[0]
 27729  			fc := auxIntToFlagConstant(v_0.AuxInt)
 27730  			if !(!fc.eq()) {
 27731  				break
 27732  			}
 27733  			b.Reset(BlockFirst)
 27734  			b.swapSuccessors()
 27735  			return true
 27736  		}
 27737  		// match: (EQ (InvertFlags cmp) yes no)
 27738  		// result: (EQ cmp yes no)
 27739  		for b.Controls[0].Op == OpARM64InvertFlags {
 27740  			v_0 := b.Controls[0]
 27741  			cmp := v_0.Args[0]
 27742  			b.resetWithControl(BlockARM64EQ, cmp)
 27743  			return true
 27744  		}
 27745  	case BlockARM64FGE:
 27746  		// match: (FGE (InvertFlags cmp) yes no)
 27747  		// result: (FLE cmp yes no)
 27748  		for b.Controls[0].Op == OpARM64InvertFlags {
 27749  			v_0 := b.Controls[0]
 27750  			cmp := v_0.Args[0]
 27751  			b.resetWithControl(BlockARM64FLE, cmp)
 27752  			return true
 27753  		}
 27754  	case BlockARM64FGT:
 27755  		// match: (FGT (InvertFlags cmp) yes no)
 27756  		// result: (FLT cmp yes no)
 27757  		for b.Controls[0].Op == OpARM64InvertFlags {
 27758  			v_0 := b.Controls[0]
 27759  			cmp := v_0.Args[0]
 27760  			b.resetWithControl(BlockARM64FLT, cmp)
 27761  			return true
 27762  		}
 27763  	case BlockARM64FLE:
 27764  		// match: (FLE (InvertFlags cmp) yes no)
 27765  		// result: (FGE cmp yes no)
 27766  		for b.Controls[0].Op == OpARM64InvertFlags {
 27767  			v_0 := b.Controls[0]
 27768  			cmp := v_0.Args[0]
 27769  			b.resetWithControl(BlockARM64FGE, cmp)
 27770  			return true
 27771  		}
 27772  	case BlockARM64FLT:
 27773  		// match: (FLT (InvertFlags cmp) yes no)
 27774  		// result: (FGT cmp yes no)
 27775  		for b.Controls[0].Op == OpARM64InvertFlags {
 27776  			v_0 := b.Controls[0]
 27777  			cmp := v_0.Args[0]
 27778  			b.resetWithControl(BlockARM64FGT, cmp)
 27779  			return true
 27780  		}
 27781  	case BlockARM64GE:
 27782  		// match: (GE (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 27783  		// cond: x.Uses == 1
 27784  		// result: (GE (TSTWconst [int32(c)] y) yes no)
 27785  		for b.Controls[0].Op == OpARM64CMPWconst {
 27786  			v_0 := b.Controls[0]
 27787  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27788  				break
 27789  			}
 27790  			x := v_0.Args[0]
 27791  			if x.Op != OpARM64ANDconst {
 27792  				break
 27793  			}
 27794  			c := auxIntToInt64(x.AuxInt)
 27795  			y := x.Args[0]
 27796  			if !(x.Uses == 1) {
 27797  				break
 27798  			}
 27799  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 27800  			v0.AuxInt = int32ToAuxInt(int32(c))
 27801  			v0.AddArg(y)
 27802  			b.resetWithControl(BlockARM64GE, v0)
 27803  			return true
 27804  		}
 27805  		// match: (GE (CMPconst [0] z:(AND x y)) yes no)
 27806  		// cond: z.Uses == 1
 27807  		// result: (GE (TST x y) yes no)
 27808  		for b.Controls[0].Op == OpARM64CMPconst {
 27809  			v_0 := b.Controls[0]
 27810  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27811  				break
 27812  			}
 27813  			z := v_0.Args[0]
 27814  			if z.Op != OpARM64AND {
 27815  				break
 27816  			}
 27817  			_ = z.Args[1]
 27818  			z_0 := z.Args[0]
 27819  			z_1 := z.Args[1]
 27820  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27821  				x := z_0
 27822  				y := z_1
 27823  				if !(z.Uses == 1) {
 27824  					continue
 27825  				}
 27826  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 27827  				v0.AddArg2(x, y)
 27828  				b.resetWithControl(BlockARM64GE, v0)
 27829  				return true
 27830  			}
 27831  			break
 27832  		}
 27833  		// match: (GE (CMPWconst [0] z:(AND x y)) yes no)
 27834  		// cond: z.Uses == 1
 27835  		// result: (GE (TSTW x y) yes no)
 27836  		for b.Controls[0].Op == OpARM64CMPWconst {
 27837  			v_0 := b.Controls[0]
 27838  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27839  				break
 27840  			}
 27841  			z := v_0.Args[0]
 27842  			if z.Op != OpARM64AND {
 27843  				break
 27844  			}
 27845  			_ = z.Args[1]
 27846  			z_0 := z.Args[0]
 27847  			z_1 := z.Args[1]
 27848  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27849  				x := z_0
 27850  				y := z_1
 27851  				if !(z.Uses == 1) {
 27852  					continue
 27853  				}
 27854  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 27855  				v0.AddArg2(x, y)
 27856  				b.resetWithControl(BlockARM64GE, v0)
 27857  				return true
 27858  			}
 27859  			break
 27860  		}
 27861  		// match: (GE (CMPconst [0] x:(ANDconst [c] y)) yes no)
 27862  		// cond: x.Uses == 1
 27863  		// result: (GE (TSTconst [c] y) yes no)
 27864  		for b.Controls[0].Op == OpARM64CMPconst {
 27865  			v_0 := b.Controls[0]
 27866  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27867  				break
 27868  			}
 27869  			x := v_0.Args[0]
 27870  			if x.Op != OpARM64ANDconst {
 27871  				break
 27872  			}
 27873  			c := auxIntToInt64(x.AuxInt)
 27874  			y := x.Args[0]
 27875  			if !(x.Uses == 1) {
 27876  				break
 27877  			}
 27878  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 27879  			v0.AuxInt = int64ToAuxInt(c)
 27880  			v0.AddArg(y)
 27881  			b.resetWithControl(BlockARM64GE, v0)
 27882  			return true
 27883  		}
 27884  		// match: (GE (CMPconst [0] x:(ADDconst [c] y)) yes no)
 27885  		// cond: x.Uses == 1
 27886  		// result: (GEnoov (CMNconst [c] y) yes no)
 27887  		for b.Controls[0].Op == OpARM64CMPconst {
 27888  			v_0 := b.Controls[0]
 27889  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27890  				break
 27891  			}
 27892  			x := v_0.Args[0]
 27893  			if x.Op != OpARM64ADDconst {
 27894  				break
 27895  			}
 27896  			c := auxIntToInt64(x.AuxInt)
 27897  			y := x.Args[0]
 27898  			if !(x.Uses == 1) {
 27899  				break
 27900  			}
 27901  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 27902  			v0.AuxInt = int64ToAuxInt(c)
 27903  			v0.AddArg(y)
 27904  			b.resetWithControl(BlockARM64GEnoov, v0)
 27905  			return true
 27906  		}
 27907  		// match: (GE (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 27908  		// cond: x.Uses == 1
 27909  		// result: (GEnoov (CMNWconst [int32(c)] y) yes no)
 27910  		for b.Controls[0].Op == OpARM64CMPWconst {
 27911  			v_0 := b.Controls[0]
 27912  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27913  				break
 27914  			}
 27915  			x := v_0.Args[0]
 27916  			if x.Op != OpARM64ADDconst {
 27917  				break
 27918  			}
 27919  			c := auxIntToInt64(x.AuxInt)
 27920  			y := x.Args[0]
 27921  			if !(x.Uses == 1) {
 27922  				break
 27923  			}
 27924  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 27925  			v0.AuxInt = int32ToAuxInt(int32(c))
 27926  			v0.AddArg(y)
 27927  			b.resetWithControl(BlockARM64GEnoov, v0)
 27928  			return true
 27929  		}
 27930  		// match: (GE (CMPconst [0] z:(ADD x y)) yes no)
 27931  		// cond: z.Uses == 1
 27932  		// result: (GEnoov (CMN x y) yes no)
 27933  		for b.Controls[0].Op == OpARM64CMPconst {
 27934  			v_0 := b.Controls[0]
 27935  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27936  				break
 27937  			}
 27938  			z := v_0.Args[0]
 27939  			if z.Op != OpARM64ADD {
 27940  				break
 27941  			}
 27942  			_ = z.Args[1]
 27943  			z_0 := z.Args[0]
 27944  			z_1 := z.Args[1]
 27945  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27946  				x := z_0
 27947  				y := z_1
 27948  				if !(z.Uses == 1) {
 27949  					continue
 27950  				}
 27951  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 27952  				v0.AddArg2(x, y)
 27953  				b.resetWithControl(BlockARM64GEnoov, v0)
 27954  				return true
 27955  			}
 27956  			break
 27957  		}
 27958  		// match: (GE (CMPWconst [0] z:(ADD x y)) yes no)
 27959  		// cond: z.Uses == 1
 27960  		// result: (GEnoov (CMNW x y) yes no)
 27961  		for b.Controls[0].Op == OpARM64CMPWconst {
 27962  			v_0 := b.Controls[0]
 27963  			if auxIntToInt32(v_0.AuxInt) != 0 {
 27964  				break
 27965  			}
 27966  			z := v_0.Args[0]
 27967  			if z.Op != OpARM64ADD {
 27968  				break
 27969  			}
 27970  			_ = z.Args[1]
 27971  			z_0 := z.Args[0]
 27972  			z_1 := z.Args[1]
 27973  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 27974  				x := z_0
 27975  				y := z_1
 27976  				if !(z.Uses == 1) {
 27977  					continue
 27978  				}
 27979  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 27980  				v0.AddArg2(x, y)
 27981  				b.resetWithControl(BlockARM64GEnoov, v0)
 27982  				return true
 27983  			}
 27984  			break
 27985  		}
 27986  		// match: (GE (CMPconst [0] z:(MADD a x y)) yes no)
 27987  		// cond: z.Uses==1
 27988  		// result: (GEnoov (CMN a (MUL <x.Type> x y)) yes no)
 27989  		for b.Controls[0].Op == OpARM64CMPconst {
 27990  			v_0 := b.Controls[0]
 27991  			if auxIntToInt64(v_0.AuxInt) != 0 {
 27992  				break
 27993  			}
 27994  			z := v_0.Args[0]
 27995  			if z.Op != OpARM64MADD {
 27996  				break
 27997  			}
 27998  			y := z.Args[2]
 27999  			a := z.Args[0]
 28000  			x := z.Args[1]
 28001  			if !(z.Uses == 1) {
 28002  				break
 28003  			}
 28004  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 28005  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28006  			v1.AddArg2(x, y)
 28007  			v0.AddArg2(a, v1)
 28008  			b.resetWithControl(BlockARM64GEnoov, v0)
 28009  			return true
 28010  		}
 28011  		// match: (GE (CMPconst [0] z:(MSUB a x y)) yes no)
 28012  		// cond: z.Uses==1
 28013  		// result: (GEnoov (CMP a (MUL <x.Type> x y)) yes no)
 28014  		for b.Controls[0].Op == OpARM64CMPconst {
 28015  			v_0 := b.Controls[0]
 28016  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28017  				break
 28018  			}
 28019  			z := v_0.Args[0]
 28020  			if z.Op != OpARM64MSUB {
 28021  				break
 28022  			}
 28023  			y := z.Args[2]
 28024  			a := z.Args[0]
 28025  			x := z.Args[1]
 28026  			if !(z.Uses == 1) {
 28027  				break
 28028  			}
 28029  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 28030  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28031  			v1.AddArg2(x, y)
 28032  			v0.AddArg2(a, v1)
 28033  			b.resetWithControl(BlockARM64GEnoov, v0)
 28034  			return true
 28035  		}
 28036  		// match: (GE (CMPWconst [0] z:(MADDW a x y)) yes no)
 28037  		// cond: z.Uses==1
 28038  		// result: (GEnoov (CMNW a (MULW <x.Type> x y)) yes no)
 28039  		for b.Controls[0].Op == OpARM64CMPWconst {
 28040  			v_0 := b.Controls[0]
 28041  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28042  				break
 28043  			}
 28044  			z := v_0.Args[0]
 28045  			if z.Op != OpARM64MADDW {
 28046  				break
 28047  			}
 28048  			y := z.Args[2]
 28049  			a := z.Args[0]
 28050  			x := z.Args[1]
 28051  			if !(z.Uses == 1) {
 28052  				break
 28053  			}
 28054  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 28055  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28056  			v1.AddArg2(x, y)
 28057  			v0.AddArg2(a, v1)
 28058  			b.resetWithControl(BlockARM64GEnoov, v0)
 28059  			return true
 28060  		}
 28061  		// match: (GE (CMPWconst [0] z:(MSUBW a x y)) yes no)
 28062  		// cond: z.Uses==1
 28063  		// result: (GEnoov (CMPW a (MULW <x.Type> x y)) yes no)
 28064  		for b.Controls[0].Op == OpARM64CMPWconst {
 28065  			v_0 := b.Controls[0]
 28066  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28067  				break
 28068  			}
 28069  			z := v_0.Args[0]
 28070  			if z.Op != OpARM64MSUBW {
 28071  				break
 28072  			}
 28073  			y := z.Args[2]
 28074  			a := z.Args[0]
 28075  			x := z.Args[1]
 28076  			if !(z.Uses == 1) {
 28077  				break
 28078  			}
 28079  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 28080  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28081  			v1.AddArg2(x, y)
 28082  			v0.AddArg2(a, v1)
 28083  			b.resetWithControl(BlockARM64GEnoov, v0)
 28084  			return true
 28085  		}
 28086  		// match: (GE (CMPWconst [0] x) yes no)
 28087  		// result: (TBZ [31] x yes no)
 28088  		for b.Controls[0].Op == OpARM64CMPWconst {
 28089  			v_0 := b.Controls[0]
 28090  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28091  				break
 28092  			}
 28093  			x := v_0.Args[0]
 28094  			b.resetWithControl(BlockARM64TBZ, x)
 28095  			b.AuxInt = int64ToAuxInt(31)
 28096  			return true
 28097  		}
 28098  		// match: (GE (CMPconst [0] x) yes no)
 28099  		// result: (TBZ [63] x yes no)
 28100  		for b.Controls[0].Op == OpARM64CMPconst {
 28101  			v_0 := b.Controls[0]
 28102  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28103  				break
 28104  			}
 28105  			x := v_0.Args[0]
 28106  			b.resetWithControl(BlockARM64TBZ, x)
 28107  			b.AuxInt = int64ToAuxInt(63)
 28108  			return true
 28109  		}
 28110  		// match: (GE (FlagConstant [fc]) yes no)
 28111  		// cond: fc.ge()
 28112  		// result: (First yes no)
 28113  		for b.Controls[0].Op == OpARM64FlagConstant {
 28114  			v_0 := b.Controls[0]
 28115  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28116  			if !(fc.ge()) {
 28117  				break
 28118  			}
 28119  			b.Reset(BlockFirst)
 28120  			return true
 28121  		}
 28122  		// match: (GE (FlagConstant [fc]) yes no)
 28123  		// cond: !fc.ge()
 28124  		// result: (First no yes)
 28125  		for b.Controls[0].Op == OpARM64FlagConstant {
 28126  			v_0 := b.Controls[0]
 28127  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28128  			if !(!fc.ge()) {
 28129  				break
 28130  			}
 28131  			b.Reset(BlockFirst)
 28132  			b.swapSuccessors()
 28133  			return true
 28134  		}
 28135  		// match: (GE (InvertFlags cmp) yes no)
 28136  		// result: (LE cmp yes no)
 28137  		for b.Controls[0].Op == OpARM64InvertFlags {
 28138  			v_0 := b.Controls[0]
 28139  			cmp := v_0.Args[0]
 28140  			b.resetWithControl(BlockARM64LE, cmp)
 28141  			return true
 28142  		}
 28143  	case BlockARM64GEnoov:
 28144  		// match: (GEnoov (FlagConstant [fc]) yes no)
 28145  		// cond: fc.geNoov()
 28146  		// result: (First yes no)
 28147  		for b.Controls[0].Op == OpARM64FlagConstant {
 28148  			v_0 := b.Controls[0]
 28149  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28150  			if !(fc.geNoov()) {
 28151  				break
 28152  			}
 28153  			b.Reset(BlockFirst)
 28154  			return true
 28155  		}
 28156  		// match: (GEnoov (FlagConstant [fc]) yes no)
 28157  		// cond: !fc.geNoov()
 28158  		// result: (First no yes)
 28159  		for b.Controls[0].Op == OpARM64FlagConstant {
 28160  			v_0 := b.Controls[0]
 28161  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28162  			if !(!fc.geNoov()) {
 28163  				break
 28164  			}
 28165  			b.Reset(BlockFirst)
 28166  			b.swapSuccessors()
 28167  			return true
 28168  		}
 28169  		// match: (GEnoov (InvertFlags cmp) yes no)
 28170  		// result: (LEnoov cmp yes no)
 28171  		for b.Controls[0].Op == OpARM64InvertFlags {
 28172  			v_0 := b.Controls[0]
 28173  			cmp := v_0.Args[0]
 28174  			b.resetWithControl(BlockARM64LEnoov, cmp)
 28175  			return true
 28176  		}
 28177  	case BlockARM64GT:
 28178  		// match: (GT (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 28179  		// cond: x.Uses == 1
 28180  		// result: (GT (TSTWconst [int32(c)] y) yes no)
 28181  		for b.Controls[0].Op == OpARM64CMPWconst {
 28182  			v_0 := b.Controls[0]
 28183  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28184  				break
 28185  			}
 28186  			x := v_0.Args[0]
 28187  			if x.Op != OpARM64ANDconst {
 28188  				break
 28189  			}
 28190  			c := auxIntToInt64(x.AuxInt)
 28191  			y := x.Args[0]
 28192  			if !(x.Uses == 1) {
 28193  				break
 28194  			}
 28195  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 28196  			v0.AuxInt = int32ToAuxInt(int32(c))
 28197  			v0.AddArg(y)
 28198  			b.resetWithControl(BlockARM64GT, v0)
 28199  			return true
 28200  		}
 28201  		// match: (GT (CMPconst [0] z:(AND x y)) yes no)
 28202  		// cond: z.Uses == 1
 28203  		// result: (GT (TST x y) yes no)
 28204  		for b.Controls[0].Op == OpARM64CMPconst {
 28205  			v_0 := b.Controls[0]
 28206  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28207  				break
 28208  			}
 28209  			z := v_0.Args[0]
 28210  			if z.Op != OpARM64AND {
 28211  				break
 28212  			}
 28213  			_ = z.Args[1]
 28214  			z_0 := z.Args[0]
 28215  			z_1 := z.Args[1]
 28216  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28217  				x := z_0
 28218  				y := z_1
 28219  				if !(z.Uses == 1) {
 28220  					continue
 28221  				}
 28222  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 28223  				v0.AddArg2(x, y)
 28224  				b.resetWithControl(BlockARM64GT, v0)
 28225  				return true
 28226  			}
 28227  			break
 28228  		}
 28229  		// match: (GT (CMPWconst [0] z:(AND x y)) yes no)
 28230  		// cond: z.Uses == 1
 28231  		// result: (GT (TSTW x y) yes no)
 28232  		for b.Controls[0].Op == OpARM64CMPWconst {
 28233  			v_0 := b.Controls[0]
 28234  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28235  				break
 28236  			}
 28237  			z := v_0.Args[0]
 28238  			if z.Op != OpARM64AND {
 28239  				break
 28240  			}
 28241  			_ = z.Args[1]
 28242  			z_0 := z.Args[0]
 28243  			z_1 := z.Args[1]
 28244  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28245  				x := z_0
 28246  				y := z_1
 28247  				if !(z.Uses == 1) {
 28248  					continue
 28249  				}
 28250  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 28251  				v0.AddArg2(x, y)
 28252  				b.resetWithControl(BlockARM64GT, v0)
 28253  				return true
 28254  			}
 28255  			break
 28256  		}
 28257  		// match: (GT (CMPconst [0] x:(ANDconst [c] y)) yes no)
 28258  		// cond: x.Uses == 1
 28259  		// result: (GT (TSTconst [c] y) yes no)
 28260  		for b.Controls[0].Op == OpARM64CMPconst {
 28261  			v_0 := b.Controls[0]
 28262  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28263  				break
 28264  			}
 28265  			x := v_0.Args[0]
 28266  			if x.Op != OpARM64ANDconst {
 28267  				break
 28268  			}
 28269  			c := auxIntToInt64(x.AuxInt)
 28270  			y := x.Args[0]
 28271  			if !(x.Uses == 1) {
 28272  				break
 28273  			}
 28274  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 28275  			v0.AuxInt = int64ToAuxInt(c)
 28276  			v0.AddArg(y)
 28277  			b.resetWithControl(BlockARM64GT, v0)
 28278  			return true
 28279  		}
 28280  		// match: (GT (CMPconst [0] x:(ADDconst [c] y)) yes no)
 28281  		// cond: x.Uses == 1
 28282  		// result: (GTnoov (CMNconst [c] y) yes no)
 28283  		for b.Controls[0].Op == OpARM64CMPconst {
 28284  			v_0 := b.Controls[0]
 28285  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28286  				break
 28287  			}
 28288  			x := v_0.Args[0]
 28289  			if x.Op != OpARM64ADDconst {
 28290  				break
 28291  			}
 28292  			c := auxIntToInt64(x.AuxInt)
 28293  			y := x.Args[0]
 28294  			if !(x.Uses == 1) {
 28295  				break
 28296  			}
 28297  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 28298  			v0.AuxInt = int64ToAuxInt(c)
 28299  			v0.AddArg(y)
 28300  			b.resetWithControl(BlockARM64GTnoov, v0)
 28301  			return true
 28302  		}
 28303  		// match: (GT (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 28304  		// cond: x.Uses == 1
 28305  		// result: (GTnoov (CMNWconst [int32(c)] y) yes no)
 28306  		for b.Controls[0].Op == OpARM64CMPWconst {
 28307  			v_0 := b.Controls[0]
 28308  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28309  				break
 28310  			}
 28311  			x := v_0.Args[0]
 28312  			if x.Op != OpARM64ADDconst {
 28313  				break
 28314  			}
 28315  			c := auxIntToInt64(x.AuxInt)
 28316  			y := x.Args[0]
 28317  			if !(x.Uses == 1) {
 28318  				break
 28319  			}
 28320  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 28321  			v0.AuxInt = int32ToAuxInt(int32(c))
 28322  			v0.AddArg(y)
 28323  			b.resetWithControl(BlockARM64GTnoov, v0)
 28324  			return true
 28325  		}
 28326  		// match: (GT (CMPconst [0] z:(ADD x y)) yes no)
 28327  		// cond: z.Uses == 1
 28328  		// result: (GTnoov (CMN x y) yes no)
 28329  		for b.Controls[0].Op == OpARM64CMPconst {
 28330  			v_0 := b.Controls[0]
 28331  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28332  				break
 28333  			}
 28334  			z := v_0.Args[0]
 28335  			if z.Op != OpARM64ADD {
 28336  				break
 28337  			}
 28338  			_ = z.Args[1]
 28339  			z_0 := z.Args[0]
 28340  			z_1 := z.Args[1]
 28341  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28342  				x := z_0
 28343  				y := z_1
 28344  				if !(z.Uses == 1) {
 28345  					continue
 28346  				}
 28347  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 28348  				v0.AddArg2(x, y)
 28349  				b.resetWithControl(BlockARM64GTnoov, v0)
 28350  				return true
 28351  			}
 28352  			break
 28353  		}
 28354  		// match: (GT (CMPWconst [0] z:(ADD x y)) yes no)
 28355  		// cond: z.Uses == 1
 28356  		// result: (GTnoov (CMNW x y) yes no)
 28357  		for b.Controls[0].Op == OpARM64CMPWconst {
 28358  			v_0 := b.Controls[0]
 28359  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28360  				break
 28361  			}
 28362  			z := v_0.Args[0]
 28363  			if z.Op != OpARM64ADD {
 28364  				break
 28365  			}
 28366  			_ = z.Args[1]
 28367  			z_0 := z.Args[0]
 28368  			z_1 := z.Args[1]
 28369  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28370  				x := z_0
 28371  				y := z_1
 28372  				if !(z.Uses == 1) {
 28373  					continue
 28374  				}
 28375  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 28376  				v0.AddArg2(x, y)
 28377  				b.resetWithControl(BlockARM64GTnoov, v0)
 28378  				return true
 28379  			}
 28380  			break
 28381  		}
 28382  		// match: (GT (CMPconst [0] z:(MADD a x y)) yes no)
 28383  		// cond: z.Uses==1
 28384  		// result: (GTnoov (CMN a (MUL <x.Type> x y)) yes no)
 28385  		for b.Controls[0].Op == OpARM64CMPconst {
 28386  			v_0 := b.Controls[0]
 28387  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28388  				break
 28389  			}
 28390  			z := v_0.Args[0]
 28391  			if z.Op != OpARM64MADD {
 28392  				break
 28393  			}
 28394  			y := z.Args[2]
 28395  			a := z.Args[0]
 28396  			x := z.Args[1]
 28397  			if !(z.Uses == 1) {
 28398  				break
 28399  			}
 28400  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 28401  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28402  			v1.AddArg2(x, y)
 28403  			v0.AddArg2(a, v1)
 28404  			b.resetWithControl(BlockARM64GTnoov, v0)
 28405  			return true
 28406  		}
 28407  		// match: (GT (CMPconst [0] z:(MSUB a x y)) yes no)
 28408  		// cond: z.Uses==1
 28409  		// result: (GTnoov (CMP a (MUL <x.Type> x y)) yes no)
 28410  		for b.Controls[0].Op == OpARM64CMPconst {
 28411  			v_0 := b.Controls[0]
 28412  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28413  				break
 28414  			}
 28415  			z := v_0.Args[0]
 28416  			if z.Op != OpARM64MSUB {
 28417  				break
 28418  			}
 28419  			y := z.Args[2]
 28420  			a := z.Args[0]
 28421  			x := z.Args[1]
 28422  			if !(z.Uses == 1) {
 28423  				break
 28424  			}
 28425  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 28426  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28427  			v1.AddArg2(x, y)
 28428  			v0.AddArg2(a, v1)
 28429  			b.resetWithControl(BlockARM64GTnoov, v0)
 28430  			return true
 28431  		}
 28432  		// match: (GT (CMPWconst [0] z:(MADDW a x y)) yes no)
 28433  		// cond: z.Uses==1
 28434  		// result: (GTnoov (CMNW a (MULW <x.Type> x y)) yes no)
 28435  		for b.Controls[0].Op == OpARM64CMPWconst {
 28436  			v_0 := b.Controls[0]
 28437  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28438  				break
 28439  			}
 28440  			z := v_0.Args[0]
 28441  			if z.Op != OpARM64MADDW {
 28442  				break
 28443  			}
 28444  			y := z.Args[2]
 28445  			a := z.Args[0]
 28446  			x := z.Args[1]
 28447  			if !(z.Uses == 1) {
 28448  				break
 28449  			}
 28450  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 28451  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28452  			v1.AddArg2(x, y)
 28453  			v0.AddArg2(a, v1)
 28454  			b.resetWithControl(BlockARM64GTnoov, v0)
 28455  			return true
 28456  		}
 28457  		// match: (GT (CMPWconst [0] z:(MSUBW a x y)) yes no)
 28458  		// cond: z.Uses==1
 28459  		// result: (GTnoov (CMPW a (MULW <x.Type> x y)) yes no)
 28460  		for b.Controls[0].Op == OpARM64CMPWconst {
 28461  			v_0 := b.Controls[0]
 28462  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28463  				break
 28464  			}
 28465  			z := v_0.Args[0]
 28466  			if z.Op != OpARM64MSUBW {
 28467  				break
 28468  			}
 28469  			y := z.Args[2]
 28470  			a := z.Args[0]
 28471  			x := z.Args[1]
 28472  			if !(z.Uses == 1) {
 28473  				break
 28474  			}
 28475  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 28476  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28477  			v1.AddArg2(x, y)
 28478  			v0.AddArg2(a, v1)
 28479  			b.resetWithControl(BlockARM64GTnoov, v0)
 28480  			return true
 28481  		}
 28482  		// match: (GT (FlagConstant [fc]) yes no)
 28483  		// cond: fc.gt()
 28484  		// result: (First yes no)
 28485  		for b.Controls[0].Op == OpARM64FlagConstant {
 28486  			v_0 := b.Controls[0]
 28487  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28488  			if !(fc.gt()) {
 28489  				break
 28490  			}
 28491  			b.Reset(BlockFirst)
 28492  			return true
 28493  		}
 28494  		// match: (GT (FlagConstant [fc]) yes no)
 28495  		// cond: !fc.gt()
 28496  		// result: (First no yes)
 28497  		for b.Controls[0].Op == OpARM64FlagConstant {
 28498  			v_0 := b.Controls[0]
 28499  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28500  			if !(!fc.gt()) {
 28501  				break
 28502  			}
 28503  			b.Reset(BlockFirst)
 28504  			b.swapSuccessors()
 28505  			return true
 28506  		}
 28507  		// match: (GT (InvertFlags cmp) yes no)
 28508  		// result: (LT cmp yes no)
 28509  		for b.Controls[0].Op == OpARM64InvertFlags {
 28510  			v_0 := b.Controls[0]
 28511  			cmp := v_0.Args[0]
 28512  			b.resetWithControl(BlockARM64LT, cmp)
 28513  			return true
 28514  		}
 28515  	case BlockARM64GTnoov:
 28516  		// match: (GTnoov (FlagConstant [fc]) yes no)
 28517  		// cond: fc.gtNoov()
 28518  		// result: (First yes no)
 28519  		for b.Controls[0].Op == OpARM64FlagConstant {
 28520  			v_0 := b.Controls[0]
 28521  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28522  			if !(fc.gtNoov()) {
 28523  				break
 28524  			}
 28525  			b.Reset(BlockFirst)
 28526  			return true
 28527  		}
 28528  		// match: (GTnoov (FlagConstant [fc]) yes no)
 28529  		// cond: !fc.gtNoov()
 28530  		// result: (First no yes)
 28531  		for b.Controls[0].Op == OpARM64FlagConstant {
 28532  			v_0 := b.Controls[0]
 28533  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28534  			if !(!fc.gtNoov()) {
 28535  				break
 28536  			}
 28537  			b.Reset(BlockFirst)
 28538  			b.swapSuccessors()
 28539  			return true
 28540  		}
 28541  		// match: (GTnoov (InvertFlags cmp) yes no)
 28542  		// result: (LTnoov cmp yes no)
 28543  		for b.Controls[0].Op == OpARM64InvertFlags {
 28544  			v_0 := b.Controls[0]
 28545  			cmp := v_0.Args[0]
 28546  			b.resetWithControl(BlockARM64LTnoov, cmp)
 28547  			return true
 28548  		}
 28549  	case BlockIf:
 28550  		// match: (If (Equal cc) yes no)
 28551  		// result: (EQ cc yes no)
 28552  		for b.Controls[0].Op == OpARM64Equal {
 28553  			v_0 := b.Controls[0]
 28554  			cc := v_0.Args[0]
 28555  			b.resetWithControl(BlockARM64EQ, cc)
 28556  			return true
 28557  		}
 28558  		// match: (If (NotEqual cc) yes no)
 28559  		// result: (NE cc yes no)
 28560  		for b.Controls[0].Op == OpARM64NotEqual {
 28561  			v_0 := b.Controls[0]
 28562  			cc := v_0.Args[0]
 28563  			b.resetWithControl(BlockARM64NE, cc)
 28564  			return true
 28565  		}
 28566  		// match: (If (LessThan cc) yes no)
 28567  		// result: (LT cc yes no)
 28568  		for b.Controls[0].Op == OpARM64LessThan {
 28569  			v_0 := b.Controls[0]
 28570  			cc := v_0.Args[0]
 28571  			b.resetWithControl(BlockARM64LT, cc)
 28572  			return true
 28573  		}
 28574  		// match: (If (LessThanU cc) yes no)
 28575  		// result: (ULT cc yes no)
 28576  		for b.Controls[0].Op == OpARM64LessThanU {
 28577  			v_0 := b.Controls[0]
 28578  			cc := v_0.Args[0]
 28579  			b.resetWithControl(BlockARM64ULT, cc)
 28580  			return true
 28581  		}
 28582  		// match: (If (LessEqual cc) yes no)
 28583  		// result: (LE cc yes no)
 28584  		for b.Controls[0].Op == OpARM64LessEqual {
 28585  			v_0 := b.Controls[0]
 28586  			cc := v_0.Args[0]
 28587  			b.resetWithControl(BlockARM64LE, cc)
 28588  			return true
 28589  		}
 28590  		// match: (If (LessEqualU cc) yes no)
 28591  		// result: (ULE cc yes no)
 28592  		for b.Controls[0].Op == OpARM64LessEqualU {
 28593  			v_0 := b.Controls[0]
 28594  			cc := v_0.Args[0]
 28595  			b.resetWithControl(BlockARM64ULE, cc)
 28596  			return true
 28597  		}
 28598  		// match: (If (GreaterThan cc) yes no)
 28599  		// result: (GT cc yes no)
 28600  		for b.Controls[0].Op == OpARM64GreaterThan {
 28601  			v_0 := b.Controls[0]
 28602  			cc := v_0.Args[0]
 28603  			b.resetWithControl(BlockARM64GT, cc)
 28604  			return true
 28605  		}
 28606  		// match: (If (GreaterThanU cc) yes no)
 28607  		// result: (UGT cc yes no)
 28608  		for b.Controls[0].Op == OpARM64GreaterThanU {
 28609  			v_0 := b.Controls[0]
 28610  			cc := v_0.Args[0]
 28611  			b.resetWithControl(BlockARM64UGT, cc)
 28612  			return true
 28613  		}
 28614  		// match: (If (GreaterEqual cc) yes no)
 28615  		// result: (GE cc yes no)
 28616  		for b.Controls[0].Op == OpARM64GreaterEqual {
 28617  			v_0 := b.Controls[0]
 28618  			cc := v_0.Args[0]
 28619  			b.resetWithControl(BlockARM64GE, cc)
 28620  			return true
 28621  		}
 28622  		// match: (If (GreaterEqualU cc) yes no)
 28623  		// result: (UGE cc yes no)
 28624  		for b.Controls[0].Op == OpARM64GreaterEqualU {
 28625  			v_0 := b.Controls[0]
 28626  			cc := v_0.Args[0]
 28627  			b.resetWithControl(BlockARM64UGE, cc)
 28628  			return true
 28629  		}
 28630  		// match: (If (LessThanF cc) yes no)
 28631  		// result: (FLT cc yes no)
 28632  		for b.Controls[0].Op == OpARM64LessThanF {
 28633  			v_0 := b.Controls[0]
 28634  			cc := v_0.Args[0]
 28635  			b.resetWithControl(BlockARM64FLT, cc)
 28636  			return true
 28637  		}
 28638  		// match: (If (LessEqualF cc) yes no)
 28639  		// result: (FLE cc yes no)
 28640  		for b.Controls[0].Op == OpARM64LessEqualF {
 28641  			v_0 := b.Controls[0]
 28642  			cc := v_0.Args[0]
 28643  			b.resetWithControl(BlockARM64FLE, cc)
 28644  			return true
 28645  		}
 28646  		// match: (If (GreaterThanF cc) yes no)
 28647  		// result: (FGT cc yes no)
 28648  		for b.Controls[0].Op == OpARM64GreaterThanF {
 28649  			v_0 := b.Controls[0]
 28650  			cc := v_0.Args[0]
 28651  			b.resetWithControl(BlockARM64FGT, cc)
 28652  			return true
 28653  		}
 28654  		// match: (If (GreaterEqualF cc) yes no)
 28655  		// result: (FGE cc yes no)
 28656  		for b.Controls[0].Op == OpARM64GreaterEqualF {
 28657  			v_0 := b.Controls[0]
 28658  			cc := v_0.Args[0]
 28659  			b.resetWithControl(BlockARM64FGE, cc)
 28660  			return true
 28661  		}
 28662  		// match: (If cond yes no)
 28663  		// result: (NZ cond yes no)
 28664  		for {
 28665  			cond := b.Controls[0]
 28666  			b.resetWithControl(BlockARM64NZ, cond)
 28667  			return true
 28668  		}
 28669  	case BlockARM64LE:
 28670  		// match: (LE (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 28671  		// cond: x.Uses == 1
 28672  		// result: (LE (TSTWconst [int32(c)] y) yes no)
 28673  		for b.Controls[0].Op == OpARM64CMPWconst {
 28674  			v_0 := b.Controls[0]
 28675  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28676  				break
 28677  			}
 28678  			x := v_0.Args[0]
 28679  			if x.Op != OpARM64ANDconst {
 28680  				break
 28681  			}
 28682  			c := auxIntToInt64(x.AuxInt)
 28683  			y := x.Args[0]
 28684  			if !(x.Uses == 1) {
 28685  				break
 28686  			}
 28687  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 28688  			v0.AuxInt = int32ToAuxInt(int32(c))
 28689  			v0.AddArg(y)
 28690  			b.resetWithControl(BlockARM64LE, v0)
 28691  			return true
 28692  		}
 28693  		// match: (LE (CMPconst [0] z:(AND x y)) yes no)
 28694  		// cond: z.Uses == 1
 28695  		// result: (LE (TST x y) yes no)
 28696  		for b.Controls[0].Op == OpARM64CMPconst {
 28697  			v_0 := b.Controls[0]
 28698  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28699  				break
 28700  			}
 28701  			z := v_0.Args[0]
 28702  			if z.Op != OpARM64AND {
 28703  				break
 28704  			}
 28705  			_ = z.Args[1]
 28706  			z_0 := z.Args[0]
 28707  			z_1 := z.Args[1]
 28708  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28709  				x := z_0
 28710  				y := z_1
 28711  				if !(z.Uses == 1) {
 28712  					continue
 28713  				}
 28714  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 28715  				v0.AddArg2(x, y)
 28716  				b.resetWithControl(BlockARM64LE, v0)
 28717  				return true
 28718  			}
 28719  			break
 28720  		}
 28721  		// match: (LE (CMPWconst [0] z:(AND x y)) yes no)
 28722  		// cond: z.Uses == 1
 28723  		// result: (LE (TSTW x y) yes no)
 28724  		for b.Controls[0].Op == OpARM64CMPWconst {
 28725  			v_0 := b.Controls[0]
 28726  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28727  				break
 28728  			}
 28729  			z := v_0.Args[0]
 28730  			if z.Op != OpARM64AND {
 28731  				break
 28732  			}
 28733  			_ = z.Args[1]
 28734  			z_0 := z.Args[0]
 28735  			z_1 := z.Args[1]
 28736  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28737  				x := z_0
 28738  				y := z_1
 28739  				if !(z.Uses == 1) {
 28740  					continue
 28741  				}
 28742  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 28743  				v0.AddArg2(x, y)
 28744  				b.resetWithControl(BlockARM64LE, v0)
 28745  				return true
 28746  			}
 28747  			break
 28748  		}
 28749  		// match: (LE (CMPconst [0] x:(ANDconst [c] y)) yes no)
 28750  		// cond: x.Uses == 1
 28751  		// result: (LE (TSTconst [c] y) yes no)
 28752  		for b.Controls[0].Op == OpARM64CMPconst {
 28753  			v_0 := b.Controls[0]
 28754  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28755  				break
 28756  			}
 28757  			x := v_0.Args[0]
 28758  			if x.Op != OpARM64ANDconst {
 28759  				break
 28760  			}
 28761  			c := auxIntToInt64(x.AuxInt)
 28762  			y := x.Args[0]
 28763  			if !(x.Uses == 1) {
 28764  				break
 28765  			}
 28766  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 28767  			v0.AuxInt = int64ToAuxInt(c)
 28768  			v0.AddArg(y)
 28769  			b.resetWithControl(BlockARM64LE, v0)
 28770  			return true
 28771  		}
 28772  		// match: (LE (CMPconst [0] x:(ADDconst [c] y)) yes no)
 28773  		// cond: x.Uses == 1
 28774  		// result: (LEnoov (CMNconst [c] y) yes no)
 28775  		for b.Controls[0].Op == OpARM64CMPconst {
 28776  			v_0 := b.Controls[0]
 28777  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28778  				break
 28779  			}
 28780  			x := v_0.Args[0]
 28781  			if x.Op != OpARM64ADDconst {
 28782  				break
 28783  			}
 28784  			c := auxIntToInt64(x.AuxInt)
 28785  			y := x.Args[0]
 28786  			if !(x.Uses == 1) {
 28787  				break
 28788  			}
 28789  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 28790  			v0.AuxInt = int64ToAuxInt(c)
 28791  			v0.AddArg(y)
 28792  			b.resetWithControl(BlockARM64LEnoov, v0)
 28793  			return true
 28794  		}
 28795  		// match: (LE (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 28796  		// cond: x.Uses == 1
 28797  		// result: (LEnoov (CMNWconst [int32(c)] y) yes no)
 28798  		for b.Controls[0].Op == OpARM64CMPWconst {
 28799  			v_0 := b.Controls[0]
 28800  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28801  				break
 28802  			}
 28803  			x := v_0.Args[0]
 28804  			if x.Op != OpARM64ADDconst {
 28805  				break
 28806  			}
 28807  			c := auxIntToInt64(x.AuxInt)
 28808  			y := x.Args[0]
 28809  			if !(x.Uses == 1) {
 28810  				break
 28811  			}
 28812  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 28813  			v0.AuxInt = int32ToAuxInt(int32(c))
 28814  			v0.AddArg(y)
 28815  			b.resetWithControl(BlockARM64LEnoov, v0)
 28816  			return true
 28817  		}
 28818  		// match: (LE (CMPconst [0] z:(ADD x y)) yes no)
 28819  		// cond: z.Uses == 1
 28820  		// result: (LEnoov (CMN x y) yes no)
 28821  		for b.Controls[0].Op == OpARM64CMPconst {
 28822  			v_0 := b.Controls[0]
 28823  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28824  				break
 28825  			}
 28826  			z := v_0.Args[0]
 28827  			if z.Op != OpARM64ADD {
 28828  				break
 28829  			}
 28830  			_ = z.Args[1]
 28831  			z_0 := z.Args[0]
 28832  			z_1 := z.Args[1]
 28833  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28834  				x := z_0
 28835  				y := z_1
 28836  				if !(z.Uses == 1) {
 28837  					continue
 28838  				}
 28839  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 28840  				v0.AddArg2(x, y)
 28841  				b.resetWithControl(BlockARM64LEnoov, v0)
 28842  				return true
 28843  			}
 28844  			break
 28845  		}
 28846  		// match: (LE (CMPWconst [0] z:(ADD x y)) yes no)
 28847  		// cond: z.Uses == 1
 28848  		// result: (LEnoov (CMNW x y) yes no)
 28849  		for b.Controls[0].Op == OpARM64CMPWconst {
 28850  			v_0 := b.Controls[0]
 28851  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28852  				break
 28853  			}
 28854  			z := v_0.Args[0]
 28855  			if z.Op != OpARM64ADD {
 28856  				break
 28857  			}
 28858  			_ = z.Args[1]
 28859  			z_0 := z.Args[0]
 28860  			z_1 := z.Args[1]
 28861  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 28862  				x := z_0
 28863  				y := z_1
 28864  				if !(z.Uses == 1) {
 28865  					continue
 28866  				}
 28867  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 28868  				v0.AddArg2(x, y)
 28869  				b.resetWithControl(BlockARM64LEnoov, v0)
 28870  				return true
 28871  			}
 28872  			break
 28873  		}
 28874  		// match: (LE (CMPconst [0] z:(MADD a x y)) yes no)
 28875  		// cond: z.Uses==1
 28876  		// result: (LEnoov (CMN a (MUL <x.Type> x y)) yes no)
 28877  		for b.Controls[0].Op == OpARM64CMPconst {
 28878  			v_0 := b.Controls[0]
 28879  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28880  				break
 28881  			}
 28882  			z := v_0.Args[0]
 28883  			if z.Op != OpARM64MADD {
 28884  				break
 28885  			}
 28886  			y := z.Args[2]
 28887  			a := z.Args[0]
 28888  			x := z.Args[1]
 28889  			if !(z.Uses == 1) {
 28890  				break
 28891  			}
 28892  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 28893  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28894  			v1.AddArg2(x, y)
 28895  			v0.AddArg2(a, v1)
 28896  			b.resetWithControl(BlockARM64LEnoov, v0)
 28897  			return true
 28898  		}
 28899  		// match: (LE (CMPconst [0] z:(MSUB a x y)) yes no)
 28900  		// cond: z.Uses==1
 28901  		// result: (LEnoov (CMP a (MUL <x.Type> x y)) yes no)
 28902  		for b.Controls[0].Op == OpARM64CMPconst {
 28903  			v_0 := b.Controls[0]
 28904  			if auxIntToInt64(v_0.AuxInt) != 0 {
 28905  				break
 28906  			}
 28907  			z := v_0.Args[0]
 28908  			if z.Op != OpARM64MSUB {
 28909  				break
 28910  			}
 28911  			y := z.Args[2]
 28912  			a := z.Args[0]
 28913  			x := z.Args[1]
 28914  			if !(z.Uses == 1) {
 28915  				break
 28916  			}
 28917  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 28918  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 28919  			v1.AddArg2(x, y)
 28920  			v0.AddArg2(a, v1)
 28921  			b.resetWithControl(BlockARM64LEnoov, v0)
 28922  			return true
 28923  		}
 28924  		// match: (LE (CMPWconst [0] z:(MADDW a x y)) yes no)
 28925  		// cond: z.Uses==1
 28926  		// result: (LEnoov (CMNW a (MULW <x.Type> x y)) yes no)
 28927  		for b.Controls[0].Op == OpARM64CMPWconst {
 28928  			v_0 := b.Controls[0]
 28929  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28930  				break
 28931  			}
 28932  			z := v_0.Args[0]
 28933  			if z.Op != OpARM64MADDW {
 28934  				break
 28935  			}
 28936  			y := z.Args[2]
 28937  			a := z.Args[0]
 28938  			x := z.Args[1]
 28939  			if !(z.Uses == 1) {
 28940  				break
 28941  			}
 28942  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 28943  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28944  			v1.AddArg2(x, y)
 28945  			v0.AddArg2(a, v1)
 28946  			b.resetWithControl(BlockARM64LEnoov, v0)
 28947  			return true
 28948  		}
 28949  		// match: (LE (CMPWconst [0] z:(MSUBW a x y)) yes no)
 28950  		// cond: z.Uses==1
 28951  		// result: (LEnoov (CMPW a (MULW <x.Type> x y)) yes no)
 28952  		for b.Controls[0].Op == OpARM64CMPWconst {
 28953  			v_0 := b.Controls[0]
 28954  			if auxIntToInt32(v_0.AuxInt) != 0 {
 28955  				break
 28956  			}
 28957  			z := v_0.Args[0]
 28958  			if z.Op != OpARM64MSUBW {
 28959  				break
 28960  			}
 28961  			y := z.Args[2]
 28962  			a := z.Args[0]
 28963  			x := z.Args[1]
 28964  			if !(z.Uses == 1) {
 28965  				break
 28966  			}
 28967  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 28968  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 28969  			v1.AddArg2(x, y)
 28970  			v0.AddArg2(a, v1)
 28971  			b.resetWithControl(BlockARM64LEnoov, v0)
 28972  			return true
 28973  		}
 28974  		// match: (LE (FlagConstant [fc]) yes no)
 28975  		// cond: fc.le()
 28976  		// result: (First yes no)
 28977  		for b.Controls[0].Op == OpARM64FlagConstant {
 28978  			v_0 := b.Controls[0]
 28979  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28980  			if !(fc.le()) {
 28981  				break
 28982  			}
 28983  			b.Reset(BlockFirst)
 28984  			return true
 28985  		}
 28986  		// match: (LE (FlagConstant [fc]) yes no)
 28987  		// cond: !fc.le()
 28988  		// result: (First no yes)
 28989  		for b.Controls[0].Op == OpARM64FlagConstant {
 28990  			v_0 := b.Controls[0]
 28991  			fc := auxIntToFlagConstant(v_0.AuxInt)
 28992  			if !(!fc.le()) {
 28993  				break
 28994  			}
 28995  			b.Reset(BlockFirst)
 28996  			b.swapSuccessors()
 28997  			return true
 28998  		}
 28999  		// match: (LE (InvertFlags cmp) yes no)
 29000  		// result: (GE cmp yes no)
 29001  		for b.Controls[0].Op == OpARM64InvertFlags {
 29002  			v_0 := b.Controls[0]
 29003  			cmp := v_0.Args[0]
 29004  			b.resetWithControl(BlockARM64GE, cmp)
 29005  			return true
 29006  		}
 29007  	case BlockARM64LEnoov:
 29008  		// match: (LEnoov (FlagConstant [fc]) yes no)
 29009  		// cond: fc.leNoov()
 29010  		// result: (First yes no)
 29011  		for b.Controls[0].Op == OpARM64FlagConstant {
 29012  			v_0 := b.Controls[0]
 29013  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29014  			if !(fc.leNoov()) {
 29015  				break
 29016  			}
 29017  			b.Reset(BlockFirst)
 29018  			return true
 29019  		}
 29020  		// match: (LEnoov (FlagConstant [fc]) yes no)
 29021  		// cond: !fc.leNoov()
 29022  		// result: (First no yes)
 29023  		for b.Controls[0].Op == OpARM64FlagConstant {
 29024  			v_0 := b.Controls[0]
 29025  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29026  			if !(!fc.leNoov()) {
 29027  				break
 29028  			}
 29029  			b.Reset(BlockFirst)
 29030  			b.swapSuccessors()
 29031  			return true
 29032  		}
 29033  		// match: (LEnoov (InvertFlags cmp) yes no)
 29034  		// result: (GEnoov cmp yes no)
 29035  		for b.Controls[0].Op == OpARM64InvertFlags {
 29036  			v_0 := b.Controls[0]
 29037  			cmp := v_0.Args[0]
 29038  			b.resetWithControl(BlockARM64GEnoov, cmp)
 29039  			return true
 29040  		}
 29041  	case BlockARM64LT:
 29042  		// match: (LT (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 29043  		// cond: x.Uses == 1
 29044  		// result: (LT (TSTWconst [int32(c)] y) yes no)
 29045  		for b.Controls[0].Op == OpARM64CMPWconst {
 29046  			v_0 := b.Controls[0]
 29047  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29048  				break
 29049  			}
 29050  			x := v_0.Args[0]
 29051  			if x.Op != OpARM64ANDconst {
 29052  				break
 29053  			}
 29054  			c := auxIntToInt64(x.AuxInt)
 29055  			y := x.Args[0]
 29056  			if !(x.Uses == 1) {
 29057  				break
 29058  			}
 29059  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 29060  			v0.AuxInt = int32ToAuxInt(int32(c))
 29061  			v0.AddArg(y)
 29062  			b.resetWithControl(BlockARM64LT, v0)
 29063  			return true
 29064  		}
 29065  		// match: (LT (CMPconst [0] z:(AND x y)) yes no)
 29066  		// cond: z.Uses == 1
 29067  		// result: (LT (TST x y) yes no)
 29068  		for b.Controls[0].Op == OpARM64CMPconst {
 29069  			v_0 := b.Controls[0]
 29070  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29071  				break
 29072  			}
 29073  			z := v_0.Args[0]
 29074  			if z.Op != OpARM64AND {
 29075  				break
 29076  			}
 29077  			_ = z.Args[1]
 29078  			z_0 := z.Args[0]
 29079  			z_1 := z.Args[1]
 29080  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29081  				x := z_0
 29082  				y := z_1
 29083  				if !(z.Uses == 1) {
 29084  					continue
 29085  				}
 29086  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 29087  				v0.AddArg2(x, y)
 29088  				b.resetWithControl(BlockARM64LT, v0)
 29089  				return true
 29090  			}
 29091  			break
 29092  		}
 29093  		// match: (LT (CMPWconst [0] z:(AND x y)) yes no)
 29094  		// cond: z.Uses == 1
 29095  		// result: (LT (TSTW x y) yes no)
 29096  		for b.Controls[0].Op == OpARM64CMPWconst {
 29097  			v_0 := b.Controls[0]
 29098  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29099  				break
 29100  			}
 29101  			z := v_0.Args[0]
 29102  			if z.Op != OpARM64AND {
 29103  				break
 29104  			}
 29105  			_ = z.Args[1]
 29106  			z_0 := z.Args[0]
 29107  			z_1 := z.Args[1]
 29108  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29109  				x := z_0
 29110  				y := z_1
 29111  				if !(z.Uses == 1) {
 29112  					continue
 29113  				}
 29114  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 29115  				v0.AddArg2(x, y)
 29116  				b.resetWithControl(BlockARM64LT, v0)
 29117  				return true
 29118  			}
 29119  			break
 29120  		}
 29121  		// match: (LT (CMPconst [0] x:(ANDconst [c] y)) yes no)
 29122  		// cond: x.Uses == 1
 29123  		// result: (LT (TSTconst [c] y) yes no)
 29124  		for b.Controls[0].Op == OpARM64CMPconst {
 29125  			v_0 := b.Controls[0]
 29126  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29127  				break
 29128  			}
 29129  			x := v_0.Args[0]
 29130  			if x.Op != OpARM64ANDconst {
 29131  				break
 29132  			}
 29133  			c := auxIntToInt64(x.AuxInt)
 29134  			y := x.Args[0]
 29135  			if !(x.Uses == 1) {
 29136  				break
 29137  			}
 29138  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 29139  			v0.AuxInt = int64ToAuxInt(c)
 29140  			v0.AddArg(y)
 29141  			b.resetWithControl(BlockARM64LT, v0)
 29142  			return true
 29143  		}
 29144  		// match: (LT (CMPconst [0] x:(ADDconst [c] y)) yes no)
 29145  		// cond: x.Uses == 1
 29146  		// result: (LTnoov (CMNconst [c] y) yes no)
 29147  		for b.Controls[0].Op == OpARM64CMPconst {
 29148  			v_0 := b.Controls[0]
 29149  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29150  				break
 29151  			}
 29152  			x := v_0.Args[0]
 29153  			if x.Op != OpARM64ADDconst {
 29154  				break
 29155  			}
 29156  			c := auxIntToInt64(x.AuxInt)
 29157  			y := x.Args[0]
 29158  			if !(x.Uses == 1) {
 29159  				break
 29160  			}
 29161  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 29162  			v0.AuxInt = int64ToAuxInt(c)
 29163  			v0.AddArg(y)
 29164  			b.resetWithControl(BlockARM64LTnoov, v0)
 29165  			return true
 29166  		}
 29167  		// match: (LT (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 29168  		// cond: x.Uses == 1
 29169  		// result: (LTnoov (CMNWconst [int32(c)] y) yes no)
 29170  		for b.Controls[0].Op == OpARM64CMPWconst {
 29171  			v_0 := b.Controls[0]
 29172  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29173  				break
 29174  			}
 29175  			x := v_0.Args[0]
 29176  			if x.Op != OpARM64ADDconst {
 29177  				break
 29178  			}
 29179  			c := auxIntToInt64(x.AuxInt)
 29180  			y := x.Args[0]
 29181  			if !(x.Uses == 1) {
 29182  				break
 29183  			}
 29184  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 29185  			v0.AuxInt = int32ToAuxInt(int32(c))
 29186  			v0.AddArg(y)
 29187  			b.resetWithControl(BlockARM64LTnoov, v0)
 29188  			return true
 29189  		}
 29190  		// match: (LT (CMPconst [0] z:(ADD x y)) yes no)
 29191  		// cond: z.Uses == 1
 29192  		// result: (LTnoov (CMN x y) yes no)
 29193  		for b.Controls[0].Op == OpARM64CMPconst {
 29194  			v_0 := b.Controls[0]
 29195  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29196  				break
 29197  			}
 29198  			z := v_0.Args[0]
 29199  			if z.Op != OpARM64ADD {
 29200  				break
 29201  			}
 29202  			_ = z.Args[1]
 29203  			z_0 := z.Args[0]
 29204  			z_1 := z.Args[1]
 29205  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29206  				x := z_0
 29207  				y := z_1
 29208  				if !(z.Uses == 1) {
 29209  					continue
 29210  				}
 29211  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 29212  				v0.AddArg2(x, y)
 29213  				b.resetWithControl(BlockARM64LTnoov, v0)
 29214  				return true
 29215  			}
 29216  			break
 29217  		}
 29218  		// match: (LT (CMPWconst [0] z:(ADD x y)) yes no)
 29219  		// cond: z.Uses == 1
 29220  		// result: (LTnoov (CMNW x y) yes no)
 29221  		for b.Controls[0].Op == OpARM64CMPWconst {
 29222  			v_0 := b.Controls[0]
 29223  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29224  				break
 29225  			}
 29226  			z := v_0.Args[0]
 29227  			if z.Op != OpARM64ADD {
 29228  				break
 29229  			}
 29230  			_ = z.Args[1]
 29231  			z_0 := z.Args[0]
 29232  			z_1 := z.Args[1]
 29233  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29234  				x := z_0
 29235  				y := z_1
 29236  				if !(z.Uses == 1) {
 29237  					continue
 29238  				}
 29239  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 29240  				v0.AddArg2(x, y)
 29241  				b.resetWithControl(BlockARM64LTnoov, v0)
 29242  				return true
 29243  			}
 29244  			break
 29245  		}
 29246  		// match: (LT (CMPconst [0] z:(MADD a x y)) yes no)
 29247  		// cond: z.Uses==1
 29248  		// result: (LTnoov (CMN a (MUL <x.Type> x y)) yes no)
 29249  		for b.Controls[0].Op == OpARM64CMPconst {
 29250  			v_0 := b.Controls[0]
 29251  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29252  				break
 29253  			}
 29254  			z := v_0.Args[0]
 29255  			if z.Op != OpARM64MADD {
 29256  				break
 29257  			}
 29258  			y := z.Args[2]
 29259  			a := z.Args[0]
 29260  			x := z.Args[1]
 29261  			if !(z.Uses == 1) {
 29262  				break
 29263  			}
 29264  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 29265  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 29266  			v1.AddArg2(x, y)
 29267  			v0.AddArg2(a, v1)
 29268  			b.resetWithControl(BlockARM64LTnoov, v0)
 29269  			return true
 29270  		}
 29271  		// match: (LT (CMPconst [0] z:(MSUB a x y)) yes no)
 29272  		// cond: z.Uses==1
 29273  		// result: (LTnoov (CMP a (MUL <x.Type> x y)) yes no)
 29274  		for b.Controls[0].Op == OpARM64CMPconst {
 29275  			v_0 := b.Controls[0]
 29276  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29277  				break
 29278  			}
 29279  			z := v_0.Args[0]
 29280  			if z.Op != OpARM64MSUB {
 29281  				break
 29282  			}
 29283  			y := z.Args[2]
 29284  			a := z.Args[0]
 29285  			x := z.Args[1]
 29286  			if !(z.Uses == 1) {
 29287  				break
 29288  			}
 29289  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 29290  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 29291  			v1.AddArg2(x, y)
 29292  			v0.AddArg2(a, v1)
 29293  			b.resetWithControl(BlockARM64LTnoov, v0)
 29294  			return true
 29295  		}
 29296  		// match: (LT (CMPWconst [0] z:(MADDW a x y)) yes no)
 29297  		// cond: z.Uses==1
 29298  		// result: (LTnoov (CMNW a (MULW <x.Type> x y)) yes no)
 29299  		for b.Controls[0].Op == OpARM64CMPWconst {
 29300  			v_0 := b.Controls[0]
 29301  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29302  				break
 29303  			}
 29304  			z := v_0.Args[0]
 29305  			if z.Op != OpARM64MADDW {
 29306  				break
 29307  			}
 29308  			y := z.Args[2]
 29309  			a := z.Args[0]
 29310  			x := z.Args[1]
 29311  			if !(z.Uses == 1) {
 29312  				break
 29313  			}
 29314  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 29315  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 29316  			v1.AddArg2(x, y)
 29317  			v0.AddArg2(a, v1)
 29318  			b.resetWithControl(BlockARM64LTnoov, v0)
 29319  			return true
 29320  		}
 29321  		// match: (LT (CMPWconst [0] z:(MSUBW a x y)) yes no)
 29322  		// cond: z.Uses==1
 29323  		// result: (LTnoov (CMPW a (MULW <x.Type> x y)) yes no)
 29324  		for b.Controls[0].Op == OpARM64CMPWconst {
 29325  			v_0 := b.Controls[0]
 29326  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29327  				break
 29328  			}
 29329  			z := v_0.Args[0]
 29330  			if z.Op != OpARM64MSUBW {
 29331  				break
 29332  			}
 29333  			y := z.Args[2]
 29334  			a := z.Args[0]
 29335  			x := z.Args[1]
 29336  			if !(z.Uses == 1) {
 29337  				break
 29338  			}
 29339  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 29340  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 29341  			v1.AddArg2(x, y)
 29342  			v0.AddArg2(a, v1)
 29343  			b.resetWithControl(BlockARM64LTnoov, v0)
 29344  			return true
 29345  		}
 29346  		// match: (LT (CMPWconst [0] x) yes no)
 29347  		// result: (TBNZ [31] x yes no)
 29348  		for b.Controls[0].Op == OpARM64CMPWconst {
 29349  			v_0 := b.Controls[0]
 29350  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29351  				break
 29352  			}
 29353  			x := v_0.Args[0]
 29354  			b.resetWithControl(BlockARM64TBNZ, x)
 29355  			b.AuxInt = int64ToAuxInt(31)
 29356  			return true
 29357  		}
 29358  		// match: (LT (CMPconst [0] x) yes no)
 29359  		// result: (TBNZ [63] x yes no)
 29360  		for b.Controls[0].Op == OpARM64CMPconst {
 29361  			v_0 := b.Controls[0]
 29362  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29363  				break
 29364  			}
 29365  			x := v_0.Args[0]
 29366  			b.resetWithControl(BlockARM64TBNZ, x)
 29367  			b.AuxInt = int64ToAuxInt(63)
 29368  			return true
 29369  		}
 29370  		// match: (LT (FlagConstant [fc]) yes no)
 29371  		// cond: fc.lt()
 29372  		// result: (First yes no)
 29373  		for b.Controls[0].Op == OpARM64FlagConstant {
 29374  			v_0 := b.Controls[0]
 29375  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29376  			if !(fc.lt()) {
 29377  				break
 29378  			}
 29379  			b.Reset(BlockFirst)
 29380  			return true
 29381  		}
 29382  		// match: (LT (FlagConstant [fc]) yes no)
 29383  		// cond: !fc.lt()
 29384  		// result: (First no yes)
 29385  		for b.Controls[0].Op == OpARM64FlagConstant {
 29386  			v_0 := b.Controls[0]
 29387  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29388  			if !(!fc.lt()) {
 29389  				break
 29390  			}
 29391  			b.Reset(BlockFirst)
 29392  			b.swapSuccessors()
 29393  			return true
 29394  		}
 29395  		// match: (LT (InvertFlags cmp) yes no)
 29396  		// result: (GT cmp yes no)
 29397  		for b.Controls[0].Op == OpARM64InvertFlags {
 29398  			v_0 := b.Controls[0]
 29399  			cmp := v_0.Args[0]
 29400  			b.resetWithControl(BlockARM64GT, cmp)
 29401  			return true
 29402  		}
 29403  	case BlockARM64LTnoov:
 29404  		// match: (LTnoov (FlagConstant [fc]) yes no)
 29405  		// cond: fc.ltNoov()
 29406  		// result: (First yes no)
 29407  		for b.Controls[0].Op == OpARM64FlagConstant {
 29408  			v_0 := b.Controls[0]
 29409  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29410  			if !(fc.ltNoov()) {
 29411  				break
 29412  			}
 29413  			b.Reset(BlockFirst)
 29414  			return true
 29415  		}
 29416  		// match: (LTnoov (FlagConstant [fc]) yes no)
 29417  		// cond: !fc.ltNoov()
 29418  		// result: (First no yes)
 29419  		for b.Controls[0].Op == OpARM64FlagConstant {
 29420  			v_0 := b.Controls[0]
 29421  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29422  			if !(!fc.ltNoov()) {
 29423  				break
 29424  			}
 29425  			b.Reset(BlockFirst)
 29426  			b.swapSuccessors()
 29427  			return true
 29428  		}
 29429  		// match: (LTnoov (InvertFlags cmp) yes no)
 29430  		// result: (GTnoov cmp yes no)
 29431  		for b.Controls[0].Op == OpARM64InvertFlags {
 29432  			v_0 := b.Controls[0]
 29433  			cmp := v_0.Args[0]
 29434  			b.resetWithControl(BlockARM64GTnoov, cmp)
 29435  			return true
 29436  		}
 29437  	case BlockARM64NE:
 29438  		// match: (NE (CMPWconst [0] x:(ANDconst [c] y)) yes no)
 29439  		// cond: x.Uses == 1
 29440  		// result: (NE (TSTWconst [int32(c)] y) yes no)
 29441  		for b.Controls[0].Op == OpARM64CMPWconst {
 29442  			v_0 := b.Controls[0]
 29443  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29444  				break
 29445  			}
 29446  			x := v_0.Args[0]
 29447  			if x.Op != OpARM64ANDconst {
 29448  				break
 29449  			}
 29450  			c := auxIntToInt64(x.AuxInt)
 29451  			y := x.Args[0]
 29452  			if !(x.Uses == 1) {
 29453  				break
 29454  			}
 29455  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTWconst, types.TypeFlags)
 29456  			v0.AuxInt = int32ToAuxInt(int32(c))
 29457  			v0.AddArg(y)
 29458  			b.resetWithControl(BlockARM64NE, v0)
 29459  			return true
 29460  		}
 29461  		// match: (NE (CMPconst [0] z:(AND x y)) yes no)
 29462  		// cond: z.Uses == 1
 29463  		// result: (NE (TST x y) yes no)
 29464  		for b.Controls[0].Op == OpARM64CMPconst {
 29465  			v_0 := b.Controls[0]
 29466  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29467  				break
 29468  			}
 29469  			z := v_0.Args[0]
 29470  			if z.Op != OpARM64AND {
 29471  				break
 29472  			}
 29473  			_ = z.Args[1]
 29474  			z_0 := z.Args[0]
 29475  			z_1 := z.Args[1]
 29476  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29477  				x := z_0
 29478  				y := z_1
 29479  				if !(z.Uses == 1) {
 29480  					continue
 29481  				}
 29482  				v0 := b.NewValue0(v_0.Pos, OpARM64TST, types.TypeFlags)
 29483  				v0.AddArg2(x, y)
 29484  				b.resetWithControl(BlockARM64NE, v0)
 29485  				return true
 29486  			}
 29487  			break
 29488  		}
 29489  		// match: (NE (CMPWconst [0] z:(AND x y)) yes no)
 29490  		// cond: z.Uses == 1
 29491  		// result: (NE (TSTW x y) yes no)
 29492  		for b.Controls[0].Op == OpARM64CMPWconst {
 29493  			v_0 := b.Controls[0]
 29494  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29495  				break
 29496  			}
 29497  			z := v_0.Args[0]
 29498  			if z.Op != OpARM64AND {
 29499  				break
 29500  			}
 29501  			_ = z.Args[1]
 29502  			z_0 := z.Args[0]
 29503  			z_1 := z.Args[1]
 29504  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29505  				x := z_0
 29506  				y := z_1
 29507  				if !(z.Uses == 1) {
 29508  					continue
 29509  				}
 29510  				v0 := b.NewValue0(v_0.Pos, OpARM64TSTW, types.TypeFlags)
 29511  				v0.AddArg2(x, y)
 29512  				b.resetWithControl(BlockARM64NE, v0)
 29513  				return true
 29514  			}
 29515  			break
 29516  		}
 29517  		// match: (NE (CMPconst [0] x:(ANDconst [c] y)) yes no)
 29518  		// cond: x.Uses == 1
 29519  		// result: (NE (TSTconst [c] y) yes no)
 29520  		for b.Controls[0].Op == OpARM64CMPconst {
 29521  			v_0 := b.Controls[0]
 29522  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29523  				break
 29524  			}
 29525  			x := v_0.Args[0]
 29526  			if x.Op != OpARM64ANDconst {
 29527  				break
 29528  			}
 29529  			c := auxIntToInt64(x.AuxInt)
 29530  			y := x.Args[0]
 29531  			if !(x.Uses == 1) {
 29532  				break
 29533  			}
 29534  			v0 := b.NewValue0(v_0.Pos, OpARM64TSTconst, types.TypeFlags)
 29535  			v0.AuxInt = int64ToAuxInt(c)
 29536  			v0.AddArg(y)
 29537  			b.resetWithControl(BlockARM64NE, v0)
 29538  			return true
 29539  		}
 29540  		// match: (NE (CMPconst [0] x:(ADDconst [c] y)) yes no)
 29541  		// cond: x.Uses == 1
 29542  		// result: (NE (CMNconst [c] y) yes no)
 29543  		for b.Controls[0].Op == OpARM64CMPconst {
 29544  			v_0 := b.Controls[0]
 29545  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29546  				break
 29547  			}
 29548  			x := v_0.Args[0]
 29549  			if x.Op != OpARM64ADDconst {
 29550  				break
 29551  			}
 29552  			c := auxIntToInt64(x.AuxInt)
 29553  			y := x.Args[0]
 29554  			if !(x.Uses == 1) {
 29555  				break
 29556  			}
 29557  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNconst, types.TypeFlags)
 29558  			v0.AuxInt = int64ToAuxInt(c)
 29559  			v0.AddArg(y)
 29560  			b.resetWithControl(BlockARM64NE, v0)
 29561  			return true
 29562  		}
 29563  		// match: (NE (CMPWconst [0] x:(ADDconst [c] y)) yes no)
 29564  		// cond: x.Uses == 1
 29565  		// result: (NE (CMNWconst [int32(c)] y) yes no)
 29566  		for b.Controls[0].Op == OpARM64CMPWconst {
 29567  			v_0 := b.Controls[0]
 29568  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29569  				break
 29570  			}
 29571  			x := v_0.Args[0]
 29572  			if x.Op != OpARM64ADDconst {
 29573  				break
 29574  			}
 29575  			c := auxIntToInt64(x.AuxInt)
 29576  			y := x.Args[0]
 29577  			if !(x.Uses == 1) {
 29578  				break
 29579  			}
 29580  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNWconst, types.TypeFlags)
 29581  			v0.AuxInt = int32ToAuxInt(int32(c))
 29582  			v0.AddArg(y)
 29583  			b.resetWithControl(BlockARM64NE, v0)
 29584  			return true
 29585  		}
 29586  		// match: (NE (CMPconst [0] z:(ADD x y)) yes no)
 29587  		// cond: z.Uses == 1
 29588  		// result: (NE (CMN x y) yes no)
 29589  		for b.Controls[0].Op == OpARM64CMPconst {
 29590  			v_0 := b.Controls[0]
 29591  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29592  				break
 29593  			}
 29594  			z := v_0.Args[0]
 29595  			if z.Op != OpARM64ADD {
 29596  				break
 29597  			}
 29598  			_ = z.Args[1]
 29599  			z_0 := z.Args[0]
 29600  			z_1 := z.Args[1]
 29601  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29602  				x := z_0
 29603  				y := z_1
 29604  				if !(z.Uses == 1) {
 29605  					continue
 29606  				}
 29607  				v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 29608  				v0.AddArg2(x, y)
 29609  				b.resetWithControl(BlockARM64NE, v0)
 29610  				return true
 29611  			}
 29612  			break
 29613  		}
 29614  		// match: (NE (CMPWconst [0] z:(ADD x y)) yes no)
 29615  		// cond: z.Uses == 1
 29616  		// result: (NE (CMNW x y) yes no)
 29617  		for b.Controls[0].Op == OpARM64CMPWconst {
 29618  			v_0 := b.Controls[0]
 29619  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29620  				break
 29621  			}
 29622  			z := v_0.Args[0]
 29623  			if z.Op != OpARM64ADD {
 29624  				break
 29625  			}
 29626  			_ = z.Args[1]
 29627  			z_0 := z.Args[0]
 29628  			z_1 := z.Args[1]
 29629  			for _i0 := 0; _i0 <= 1; _i0, z_0, z_1 = _i0+1, z_1, z_0 {
 29630  				x := z_0
 29631  				y := z_1
 29632  				if !(z.Uses == 1) {
 29633  					continue
 29634  				}
 29635  				v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 29636  				v0.AddArg2(x, y)
 29637  				b.resetWithControl(BlockARM64NE, v0)
 29638  				return true
 29639  			}
 29640  			break
 29641  		}
 29642  		// match: (NE (CMP x z:(NEG y)) yes no)
 29643  		// cond: z.Uses == 1
 29644  		// result: (NE (CMN x y) yes no)
 29645  		for b.Controls[0].Op == OpARM64CMP {
 29646  			v_0 := b.Controls[0]
 29647  			_ = v_0.Args[1]
 29648  			x := v_0.Args[0]
 29649  			z := v_0.Args[1]
 29650  			if z.Op != OpARM64NEG {
 29651  				break
 29652  			}
 29653  			y := z.Args[0]
 29654  			if !(z.Uses == 1) {
 29655  				break
 29656  			}
 29657  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 29658  			v0.AddArg2(x, y)
 29659  			b.resetWithControl(BlockARM64NE, v0)
 29660  			return true
 29661  		}
 29662  		// match: (NE (CMPW x z:(NEG y)) yes no)
 29663  		// cond: z.Uses == 1
 29664  		// result: (NE (CMNW x y) yes no)
 29665  		for b.Controls[0].Op == OpARM64CMPW {
 29666  			v_0 := b.Controls[0]
 29667  			_ = v_0.Args[1]
 29668  			x := v_0.Args[0]
 29669  			z := v_0.Args[1]
 29670  			if z.Op != OpARM64NEG {
 29671  				break
 29672  			}
 29673  			y := z.Args[0]
 29674  			if !(z.Uses == 1) {
 29675  				break
 29676  			}
 29677  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 29678  			v0.AddArg2(x, y)
 29679  			b.resetWithControl(BlockARM64NE, v0)
 29680  			return true
 29681  		}
 29682  		// match: (NE (CMPconst [0] x) yes no)
 29683  		// result: (NZ x yes no)
 29684  		for b.Controls[0].Op == OpARM64CMPconst {
 29685  			v_0 := b.Controls[0]
 29686  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29687  				break
 29688  			}
 29689  			x := v_0.Args[0]
 29690  			b.resetWithControl(BlockARM64NZ, x)
 29691  			return true
 29692  		}
 29693  		// match: (NE (CMPWconst [0] x) yes no)
 29694  		// result: (NZW x yes no)
 29695  		for b.Controls[0].Op == OpARM64CMPWconst {
 29696  			v_0 := b.Controls[0]
 29697  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29698  				break
 29699  			}
 29700  			x := v_0.Args[0]
 29701  			b.resetWithControl(BlockARM64NZW, x)
 29702  			return true
 29703  		}
 29704  		// match: (NE (CMPconst [0] z:(MADD a x y)) yes no)
 29705  		// cond: z.Uses==1
 29706  		// result: (NE (CMN a (MUL <x.Type> x y)) yes no)
 29707  		for b.Controls[0].Op == OpARM64CMPconst {
 29708  			v_0 := b.Controls[0]
 29709  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29710  				break
 29711  			}
 29712  			z := v_0.Args[0]
 29713  			if z.Op != OpARM64MADD {
 29714  				break
 29715  			}
 29716  			y := z.Args[2]
 29717  			a := z.Args[0]
 29718  			x := z.Args[1]
 29719  			if !(z.Uses == 1) {
 29720  				break
 29721  			}
 29722  			v0 := b.NewValue0(v_0.Pos, OpARM64CMN, types.TypeFlags)
 29723  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 29724  			v1.AddArg2(x, y)
 29725  			v0.AddArg2(a, v1)
 29726  			b.resetWithControl(BlockARM64NE, v0)
 29727  			return true
 29728  		}
 29729  		// match: (NE (CMPconst [0] z:(MSUB a x y)) yes no)
 29730  		// cond: z.Uses==1
 29731  		// result: (NE (CMP a (MUL <x.Type> x y)) yes no)
 29732  		for b.Controls[0].Op == OpARM64CMPconst {
 29733  			v_0 := b.Controls[0]
 29734  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29735  				break
 29736  			}
 29737  			z := v_0.Args[0]
 29738  			if z.Op != OpARM64MSUB {
 29739  				break
 29740  			}
 29741  			y := z.Args[2]
 29742  			a := z.Args[0]
 29743  			x := z.Args[1]
 29744  			if !(z.Uses == 1) {
 29745  				break
 29746  			}
 29747  			v0 := b.NewValue0(v_0.Pos, OpARM64CMP, types.TypeFlags)
 29748  			v1 := b.NewValue0(v_0.Pos, OpARM64MUL, x.Type)
 29749  			v1.AddArg2(x, y)
 29750  			v0.AddArg2(a, v1)
 29751  			b.resetWithControl(BlockARM64NE, v0)
 29752  			return true
 29753  		}
 29754  		// match: (NE (CMPWconst [0] z:(MADDW a x y)) yes no)
 29755  		// cond: z.Uses==1
 29756  		// result: (NE (CMNW a (MULW <x.Type> x y)) yes no)
 29757  		for b.Controls[0].Op == OpARM64CMPWconst {
 29758  			v_0 := b.Controls[0]
 29759  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29760  				break
 29761  			}
 29762  			z := v_0.Args[0]
 29763  			if z.Op != OpARM64MADDW {
 29764  				break
 29765  			}
 29766  			y := z.Args[2]
 29767  			a := z.Args[0]
 29768  			x := z.Args[1]
 29769  			if !(z.Uses == 1) {
 29770  				break
 29771  			}
 29772  			v0 := b.NewValue0(v_0.Pos, OpARM64CMNW, types.TypeFlags)
 29773  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 29774  			v1.AddArg2(x, y)
 29775  			v0.AddArg2(a, v1)
 29776  			b.resetWithControl(BlockARM64NE, v0)
 29777  			return true
 29778  		}
 29779  		// match: (NE (CMPWconst [0] z:(MSUBW a x y)) yes no)
 29780  		// cond: z.Uses==1
 29781  		// result: (NE (CMPW a (MULW <x.Type> x y)) yes no)
 29782  		for b.Controls[0].Op == OpARM64CMPWconst {
 29783  			v_0 := b.Controls[0]
 29784  			if auxIntToInt32(v_0.AuxInt) != 0 {
 29785  				break
 29786  			}
 29787  			z := v_0.Args[0]
 29788  			if z.Op != OpARM64MSUBW {
 29789  				break
 29790  			}
 29791  			y := z.Args[2]
 29792  			a := z.Args[0]
 29793  			x := z.Args[1]
 29794  			if !(z.Uses == 1) {
 29795  				break
 29796  			}
 29797  			v0 := b.NewValue0(v_0.Pos, OpARM64CMPW, types.TypeFlags)
 29798  			v1 := b.NewValue0(v_0.Pos, OpARM64MULW, x.Type)
 29799  			v1.AddArg2(x, y)
 29800  			v0.AddArg2(a, v1)
 29801  			b.resetWithControl(BlockARM64NE, v0)
 29802  			return true
 29803  		}
 29804  		// match: (NE (TSTconst [c] x) yes no)
 29805  		// cond: oneBit(c)
 29806  		// result: (TBNZ [int64(ntz64(c))] x yes no)
 29807  		for b.Controls[0].Op == OpARM64TSTconst {
 29808  			v_0 := b.Controls[0]
 29809  			c := auxIntToInt64(v_0.AuxInt)
 29810  			x := v_0.Args[0]
 29811  			if !(oneBit(c)) {
 29812  				break
 29813  			}
 29814  			b.resetWithControl(BlockARM64TBNZ, x)
 29815  			b.AuxInt = int64ToAuxInt(int64(ntz64(c)))
 29816  			return true
 29817  		}
 29818  		// match: (NE (TSTWconst [c] x) yes no)
 29819  		// cond: oneBit(int64(uint32(c)))
 29820  		// result: (TBNZ [int64(ntz64(int64(uint32(c))))] x yes no)
 29821  		for b.Controls[0].Op == OpARM64TSTWconst {
 29822  			v_0 := b.Controls[0]
 29823  			c := auxIntToInt32(v_0.AuxInt)
 29824  			x := v_0.Args[0]
 29825  			if !(oneBit(int64(uint32(c)))) {
 29826  				break
 29827  			}
 29828  			b.resetWithControl(BlockARM64TBNZ, x)
 29829  			b.AuxInt = int64ToAuxInt(int64(ntz64(int64(uint32(c)))))
 29830  			return true
 29831  		}
 29832  		// match: (NE (FlagConstant [fc]) yes no)
 29833  		// cond: fc.ne()
 29834  		// result: (First yes no)
 29835  		for b.Controls[0].Op == OpARM64FlagConstant {
 29836  			v_0 := b.Controls[0]
 29837  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29838  			if !(fc.ne()) {
 29839  				break
 29840  			}
 29841  			b.Reset(BlockFirst)
 29842  			return true
 29843  		}
 29844  		// match: (NE (FlagConstant [fc]) yes no)
 29845  		// cond: !fc.ne()
 29846  		// result: (First no yes)
 29847  		for b.Controls[0].Op == OpARM64FlagConstant {
 29848  			v_0 := b.Controls[0]
 29849  			fc := auxIntToFlagConstant(v_0.AuxInt)
 29850  			if !(!fc.ne()) {
 29851  				break
 29852  			}
 29853  			b.Reset(BlockFirst)
 29854  			b.swapSuccessors()
 29855  			return true
 29856  		}
 29857  		// match: (NE (InvertFlags cmp) yes no)
 29858  		// result: (NE cmp yes no)
 29859  		for b.Controls[0].Op == OpARM64InvertFlags {
 29860  			v_0 := b.Controls[0]
 29861  			cmp := v_0.Args[0]
 29862  			b.resetWithControl(BlockARM64NE, cmp)
 29863  			return true
 29864  		}
 29865  	case BlockARM64NZ:
 29866  		// match: (NZ (Equal cc) yes no)
 29867  		// result: (EQ cc yes no)
 29868  		for b.Controls[0].Op == OpARM64Equal {
 29869  			v_0 := b.Controls[0]
 29870  			cc := v_0.Args[0]
 29871  			b.resetWithControl(BlockARM64EQ, cc)
 29872  			return true
 29873  		}
 29874  		// match: (NZ (NotEqual cc) yes no)
 29875  		// result: (NE cc yes no)
 29876  		for b.Controls[0].Op == OpARM64NotEqual {
 29877  			v_0 := b.Controls[0]
 29878  			cc := v_0.Args[0]
 29879  			b.resetWithControl(BlockARM64NE, cc)
 29880  			return true
 29881  		}
 29882  		// match: (NZ (LessThan cc) yes no)
 29883  		// result: (LT cc yes no)
 29884  		for b.Controls[0].Op == OpARM64LessThan {
 29885  			v_0 := b.Controls[0]
 29886  			cc := v_0.Args[0]
 29887  			b.resetWithControl(BlockARM64LT, cc)
 29888  			return true
 29889  		}
 29890  		// match: (NZ (LessThanU cc) yes no)
 29891  		// result: (ULT cc yes no)
 29892  		for b.Controls[0].Op == OpARM64LessThanU {
 29893  			v_0 := b.Controls[0]
 29894  			cc := v_0.Args[0]
 29895  			b.resetWithControl(BlockARM64ULT, cc)
 29896  			return true
 29897  		}
 29898  		// match: (NZ (LessEqual cc) yes no)
 29899  		// result: (LE cc yes no)
 29900  		for b.Controls[0].Op == OpARM64LessEqual {
 29901  			v_0 := b.Controls[0]
 29902  			cc := v_0.Args[0]
 29903  			b.resetWithControl(BlockARM64LE, cc)
 29904  			return true
 29905  		}
 29906  		// match: (NZ (LessEqualU cc) yes no)
 29907  		// result: (ULE cc yes no)
 29908  		for b.Controls[0].Op == OpARM64LessEqualU {
 29909  			v_0 := b.Controls[0]
 29910  			cc := v_0.Args[0]
 29911  			b.resetWithControl(BlockARM64ULE, cc)
 29912  			return true
 29913  		}
 29914  		// match: (NZ (GreaterThan cc) yes no)
 29915  		// result: (GT cc yes no)
 29916  		for b.Controls[0].Op == OpARM64GreaterThan {
 29917  			v_0 := b.Controls[0]
 29918  			cc := v_0.Args[0]
 29919  			b.resetWithControl(BlockARM64GT, cc)
 29920  			return true
 29921  		}
 29922  		// match: (NZ (GreaterThanU cc) yes no)
 29923  		// result: (UGT cc yes no)
 29924  		for b.Controls[0].Op == OpARM64GreaterThanU {
 29925  			v_0 := b.Controls[0]
 29926  			cc := v_0.Args[0]
 29927  			b.resetWithControl(BlockARM64UGT, cc)
 29928  			return true
 29929  		}
 29930  		// match: (NZ (GreaterEqual cc) yes no)
 29931  		// result: (GE cc yes no)
 29932  		for b.Controls[0].Op == OpARM64GreaterEqual {
 29933  			v_0 := b.Controls[0]
 29934  			cc := v_0.Args[0]
 29935  			b.resetWithControl(BlockARM64GE, cc)
 29936  			return true
 29937  		}
 29938  		// match: (NZ (GreaterEqualU cc) yes no)
 29939  		// result: (UGE cc yes no)
 29940  		for b.Controls[0].Op == OpARM64GreaterEqualU {
 29941  			v_0 := b.Controls[0]
 29942  			cc := v_0.Args[0]
 29943  			b.resetWithControl(BlockARM64UGE, cc)
 29944  			return true
 29945  		}
 29946  		// match: (NZ (LessThanF cc) yes no)
 29947  		// result: (FLT cc yes no)
 29948  		for b.Controls[0].Op == OpARM64LessThanF {
 29949  			v_0 := b.Controls[0]
 29950  			cc := v_0.Args[0]
 29951  			b.resetWithControl(BlockARM64FLT, cc)
 29952  			return true
 29953  		}
 29954  		// match: (NZ (LessEqualF cc) yes no)
 29955  		// result: (FLE cc yes no)
 29956  		for b.Controls[0].Op == OpARM64LessEqualF {
 29957  			v_0 := b.Controls[0]
 29958  			cc := v_0.Args[0]
 29959  			b.resetWithControl(BlockARM64FLE, cc)
 29960  			return true
 29961  		}
 29962  		// match: (NZ (GreaterThanF cc) yes no)
 29963  		// result: (FGT cc yes no)
 29964  		for b.Controls[0].Op == OpARM64GreaterThanF {
 29965  			v_0 := b.Controls[0]
 29966  			cc := v_0.Args[0]
 29967  			b.resetWithControl(BlockARM64FGT, cc)
 29968  			return true
 29969  		}
 29970  		// match: (NZ (GreaterEqualF cc) yes no)
 29971  		// result: (FGE cc yes no)
 29972  		for b.Controls[0].Op == OpARM64GreaterEqualF {
 29973  			v_0 := b.Controls[0]
 29974  			cc := v_0.Args[0]
 29975  			b.resetWithControl(BlockARM64FGE, cc)
 29976  			return true
 29977  		}
 29978  		// match: (NZ (ANDconst [c] x) yes no)
 29979  		// cond: oneBit(c)
 29980  		// result: (TBNZ [int64(ntz64(c))] x yes no)
 29981  		for b.Controls[0].Op == OpARM64ANDconst {
 29982  			v_0 := b.Controls[0]
 29983  			c := auxIntToInt64(v_0.AuxInt)
 29984  			x := v_0.Args[0]
 29985  			if !(oneBit(c)) {
 29986  				break
 29987  			}
 29988  			b.resetWithControl(BlockARM64TBNZ, x)
 29989  			b.AuxInt = int64ToAuxInt(int64(ntz64(c)))
 29990  			return true
 29991  		}
 29992  		// match: (NZ (MOVDconst [0]) yes no)
 29993  		// result: (First no yes)
 29994  		for b.Controls[0].Op == OpARM64MOVDconst {
 29995  			v_0 := b.Controls[0]
 29996  			if auxIntToInt64(v_0.AuxInt) != 0 {
 29997  				break
 29998  			}
 29999  			b.Reset(BlockFirst)
 30000  			b.swapSuccessors()
 30001  			return true
 30002  		}
 30003  		// match: (NZ (MOVDconst [c]) yes no)
 30004  		// cond: c != 0
 30005  		// result: (First yes no)
 30006  		for b.Controls[0].Op == OpARM64MOVDconst {
 30007  			v_0 := b.Controls[0]
 30008  			c := auxIntToInt64(v_0.AuxInt)
 30009  			if !(c != 0) {
 30010  				break
 30011  			}
 30012  			b.Reset(BlockFirst)
 30013  			return true
 30014  		}
 30015  	case BlockARM64NZW:
 30016  		// match: (NZW (ANDconst [c] x) yes no)
 30017  		// cond: oneBit(int64(uint32(c)))
 30018  		// result: (TBNZ [int64(ntz64(int64(uint32(c))))] x yes no)
 30019  		for b.Controls[0].Op == OpARM64ANDconst {
 30020  			v_0 := b.Controls[0]
 30021  			c := auxIntToInt64(v_0.AuxInt)
 30022  			x := v_0.Args[0]
 30023  			if !(oneBit(int64(uint32(c)))) {
 30024  				break
 30025  			}
 30026  			b.resetWithControl(BlockARM64TBNZ, x)
 30027  			b.AuxInt = int64ToAuxInt(int64(ntz64(int64(uint32(c)))))
 30028  			return true
 30029  		}
 30030  		// match: (NZW (MOVDconst [c]) yes no)
 30031  		// cond: int32(c) == 0
 30032  		// result: (First no yes)
 30033  		for b.Controls[0].Op == OpARM64MOVDconst {
 30034  			v_0 := b.Controls[0]
 30035  			c := auxIntToInt64(v_0.AuxInt)
 30036  			if !(int32(c) == 0) {
 30037  				break
 30038  			}
 30039  			b.Reset(BlockFirst)
 30040  			b.swapSuccessors()
 30041  			return true
 30042  		}
 30043  		// match: (NZW (MOVDconst [c]) yes no)
 30044  		// cond: int32(c) != 0
 30045  		// result: (First yes no)
 30046  		for b.Controls[0].Op == OpARM64MOVDconst {
 30047  			v_0 := b.Controls[0]
 30048  			c := auxIntToInt64(v_0.AuxInt)
 30049  			if !(int32(c) != 0) {
 30050  				break
 30051  			}
 30052  			b.Reset(BlockFirst)
 30053  			return true
 30054  		}
 30055  	case BlockARM64UGE:
 30056  		// match: (UGE (FlagConstant [fc]) yes no)
 30057  		// cond: fc.uge()
 30058  		// result: (First yes no)
 30059  		for b.Controls[0].Op == OpARM64FlagConstant {
 30060  			v_0 := b.Controls[0]
 30061  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30062  			if !(fc.uge()) {
 30063  				break
 30064  			}
 30065  			b.Reset(BlockFirst)
 30066  			return true
 30067  		}
 30068  		// match: (UGE (FlagConstant [fc]) yes no)
 30069  		// cond: !fc.uge()
 30070  		// result: (First no yes)
 30071  		for b.Controls[0].Op == OpARM64FlagConstant {
 30072  			v_0 := b.Controls[0]
 30073  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30074  			if !(!fc.uge()) {
 30075  				break
 30076  			}
 30077  			b.Reset(BlockFirst)
 30078  			b.swapSuccessors()
 30079  			return true
 30080  		}
 30081  		// match: (UGE (InvertFlags cmp) yes no)
 30082  		// result: (ULE cmp yes no)
 30083  		for b.Controls[0].Op == OpARM64InvertFlags {
 30084  			v_0 := b.Controls[0]
 30085  			cmp := v_0.Args[0]
 30086  			b.resetWithControl(BlockARM64ULE, cmp)
 30087  			return true
 30088  		}
 30089  	case BlockARM64UGT:
 30090  		// match: (UGT (FlagConstant [fc]) yes no)
 30091  		// cond: fc.ugt()
 30092  		// result: (First yes no)
 30093  		for b.Controls[0].Op == OpARM64FlagConstant {
 30094  			v_0 := b.Controls[0]
 30095  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30096  			if !(fc.ugt()) {
 30097  				break
 30098  			}
 30099  			b.Reset(BlockFirst)
 30100  			return true
 30101  		}
 30102  		// match: (UGT (FlagConstant [fc]) yes no)
 30103  		// cond: !fc.ugt()
 30104  		// result: (First no yes)
 30105  		for b.Controls[0].Op == OpARM64FlagConstant {
 30106  			v_0 := b.Controls[0]
 30107  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30108  			if !(!fc.ugt()) {
 30109  				break
 30110  			}
 30111  			b.Reset(BlockFirst)
 30112  			b.swapSuccessors()
 30113  			return true
 30114  		}
 30115  		// match: (UGT (InvertFlags cmp) yes no)
 30116  		// result: (ULT cmp yes no)
 30117  		for b.Controls[0].Op == OpARM64InvertFlags {
 30118  			v_0 := b.Controls[0]
 30119  			cmp := v_0.Args[0]
 30120  			b.resetWithControl(BlockARM64ULT, cmp)
 30121  			return true
 30122  		}
 30123  	case BlockARM64ULE:
 30124  		// match: (ULE (FlagConstant [fc]) yes no)
 30125  		// cond: fc.ule()
 30126  		// result: (First yes no)
 30127  		for b.Controls[0].Op == OpARM64FlagConstant {
 30128  			v_0 := b.Controls[0]
 30129  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30130  			if !(fc.ule()) {
 30131  				break
 30132  			}
 30133  			b.Reset(BlockFirst)
 30134  			return true
 30135  		}
 30136  		// match: (ULE (FlagConstant [fc]) yes no)
 30137  		// cond: !fc.ule()
 30138  		// result: (First no yes)
 30139  		for b.Controls[0].Op == OpARM64FlagConstant {
 30140  			v_0 := b.Controls[0]
 30141  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30142  			if !(!fc.ule()) {
 30143  				break
 30144  			}
 30145  			b.Reset(BlockFirst)
 30146  			b.swapSuccessors()
 30147  			return true
 30148  		}
 30149  		// match: (ULE (InvertFlags cmp) yes no)
 30150  		// result: (UGE cmp yes no)
 30151  		for b.Controls[0].Op == OpARM64InvertFlags {
 30152  			v_0 := b.Controls[0]
 30153  			cmp := v_0.Args[0]
 30154  			b.resetWithControl(BlockARM64UGE, cmp)
 30155  			return true
 30156  		}
 30157  	case BlockARM64ULT:
 30158  		// match: (ULT (FlagConstant [fc]) yes no)
 30159  		// cond: fc.ult()
 30160  		// result: (First yes no)
 30161  		for b.Controls[0].Op == OpARM64FlagConstant {
 30162  			v_0 := b.Controls[0]
 30163  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30164  			if !(fc.ult()) {
 30165  				break
 30166  			}
 30167  			b.Reset(BlockFirst)
 30168  			return true
 30169  		}
 30170  		// match: (ULT (FlagConstant [fc]) yes no)
 30171  		// cond: !fc.ult()
 30172  		// result: (First no yes)
 30173  		for b.Controls[0].Op == OpARM64FlagConstant {
 30174  			v_0 := b.Controls[0]
 30175  			fc := auxIntToFlagConstant(v_0.AuxInt)
 30176  			if !(!fc.ult()) {
 30177  				break
 30178  			}
 30179  			b.Reset(BlockFirst)
 30180  			b.swapSuccessors()
 30181  			return true
 30182  		}
 30183  		// match: (ULT (InvertFlags cmp) yes no)
 30184  		// result: (UGT cmp yes no)
 30185  		for b.Controls[0].Op == OpARM64InvertFlags {
 30186  			v_0 := b.Controls[0]
 30187  			cmp := v_0.Args[0]
 30188  			b.resetWithControl(BlockARM64UGT, cmp)
 30189  			return true
 30190  		}
 30191  	case BlockARM64Z:
 30192  		// match: (Z (ANDconst [c] x) yes no)
 30193  		// cond: oneBit(c)
 30194  		// result: (TBZ [int64(ntz64(c))] x yes no)
 30195  		for b.Controls[0].Op == OpARM64ANDconst {
 30196  			v_0 := b.Controls[0]
 30197  			c := auxIntToInt64(v_0.AuxInt)
 30198  			x := v_0.Args[0]
 30199  			if !(oneBit(c)) {
 30200  				break
 30201  			}
 30202  			b.resetWithControl(BlockARM64TBZ, x)
 30203  			b.AuxInt = int64ToAuxInt(int64(ntz64(c)))
 30204  			return true
 30205  		}
 30206  		// match: (Z (MOVDconst [0]) yes no)
 30207  		// result: (First yes no)
 30208  		for b.Controls[0].Op == OpARM64MOVDconst {
 30209  			v_0 := b.Controls[0]
 30210  			if auxIntToInt64(v_0.AuxInt) != 0 {
 30211  				break
 30212  			}
 30213  			b.Reset(BlockFirst)
 30214  			return true
 30215  		}
 30216  		// match: (Z (MOVDconst [c]) yes no)
 30217  		// cond: c != 0
 30218  		// result: (First no yes)
 30219  		for b.Controls[0].Op == OpARM64MOVDconst {
 30220  			v_0 := b.Controls[0]
 30221  			c := auxIntToInt64(v_0.AuxInt)
 30222  			if !(c != 0) {
 30223  				break
 30224  			}
 30225  			b.Reset(BlockFirst)
 30226  			b.swapSuccessors()
 30227  			return true
 30228  		}
 30229  	case BlockARM64ZW:
 30230  		// match: (ZW (ANDconst [c] x) yes no)
 30231  		// cond: oneBit(int64(uint32(c)))
 30232  		// result: (TBZ [int64(ntz64(int64(uint32(c))))] x yes no)
 30233  		for b.Controls[0].Op == OpARM64ANDconst {
 30234  			v_0 := b.Controls[0]
 30235  			c := auxIntToInt64(v_0.AuxInt)
 30236  			x := v_0.Args[0]
 30237  			if !(oneBit(int64(uint32(c)))) {
 30238  				break
 30239  			}
 30240  			b.resetWithControl(BlockARM64TBZ, x)
 30241  			b.AuxInt = int64ToAuxInt(int64(ntz64(int64(uint32(c)))))
 30242  			return true
 30243  		}
 30244  		// match: (ZW (MOVDconst [c]) yes no)
 30245  		// cond: int32(c) == 0
 30246  		// result: (First yes no)
 30247  		for b.Controls[0].Op == OpARM64MOVDconst {
 30248  			v_0 := b.Controls[0]
 30249  			c := auxIntToInt64(v_0.AuxInt)
 30250  			if !(int32(c) == 0) {
 30251  				break
 30252  			}
 30253  			b.Reset(BlockFirst)
 30254  			return true
 30255  		}
 30256  		// match: (ZW (MOVDconst [c]) yes no)
 30257  		// cond: int32(c) != 0
 30258  		// result: (First no yes)
 30259  		for b.Controls[0].Op == OpARM64MOVDconst {
 30260  			v_0 := b.Controls[0]
 30261  			c := auxIntToInt64(v_0.AuxInt)
 30262  			if !(int32(c) != 0) {
 30263  				break
 30264  			}
 30265  			b.Reset(BlockFirst)
 30266  			b.swapSuccessors()
 30267  			return true
 30268  		}
 30269  	}
 30270  	return false
 30271  }
 30272