// Code generated from gen/AMD64.rules; DO NOT EDIT. // generated with: cd gen; go run *.go package ssa import "internal/buildcfg" import "math" import "cmd/internal/obj" import "cmd/compile/internal/types" func rewriteValueAMD64(v *Value) bool { switch v.Op { case OpAMD64ADCQ: return rewriteValueAMD64_OpAMD64ADCQ(v) case OpAMD64ADCQconst: return rewriteValueAMD64_OpAMD64ADCQconst(v) case OpAMD64ADDL: return rewriteValueAMD64_OpAMD64ADDL(v) case OpAMD64ADDLconst: return rewriteValueAMD64_OpAMD64ADDLconst(v) case OpAMD64ADDLconstmodify: return rewriteValueAMD64_OpAMD64ADDLconstmodify(v) case OpAMD64ADDLload: return rewriteValueAMD64_OpAMD64ADDLload(v) case OpAMD64ADDLmodify: return rewriteValueAMD64_OpAMD64ADDLmodify(v) case OpAMD64ADDQ: return rewriteValueAMD64_OpAMD64ADDQ(v) case OpAMD64ADDQcarry: return rewriteValueAMD64_OpAMD64ADDQcarry(v) case OpAMD64ADDQconst: return rewriteValueAMD64_OpAMD64ADDQconst(v) case OpAMD64ADDQconstmodify: return rewriteValueAMD64_OpAMD64ADDQconstmodify(v) case OpAMD64ADDQload: return rewriteValueAMD64_OpAMD64ADDQload(v) case OpAMD64ADDQmodify: return rewriteValueAMD64_OpAMD64ADDQmodify(v) case OpAMD64ADDSD: return rewriteValueAMD64_OpAMD64ADDSD(v) case OpAMD64ADDSDload: return rewriteValueAMD64_OpAMD64ADDSDload(v) case OpAMD64ADDSS: return rewriteValueAMD64_OpAMD64ADDSS(v) case OpAMD64ADDSSload: return rewriteValueAMD64_OpAMD64ADDSSload(v) case OpAMD64ANDL: return rewriteValueAMD64_OpAMD64ANDL(v) case OpAMD64ANDLconst: return rewriteValueAMD64_OpAMD64ANDLconst(v) case OpAMD64ANDLconstmodify: return rewriteValueAMD64_OpAMD64ANDLconstmodify(v) case OpAMD64ANDLload: return rewriteValueAMD64_OpAMD64ANDLload(v) case OpAMD64ANDLmodify: return rewriteValueAMD64_OpAMD64ANDLmodify(v) case OpAMD64ANDNL: return rewriteValueAMD64_OpAMD64ANDNL(v) case OpAMD64ANDNQ: return rewriteValueAMD64_OpAMD64ANDNQ(v) case OpAMD64ANDQ: return rewriteValueAMD64_OpAMD64ANDQ(v) case OpAMD64ANDQconst: return rewriteValueAMD64_OpAMD64ANDQconst(v) case OpAMD64ANDQconstmodify: return rewriteValueAMD64_OpAMD64ANDQconstmodify(v) case OpAMD64ANDQload: return rewriteValueAMD64_OpAMD64ANDQload(v) case OpAMD64ANDQmodify: return rewriteValueAMD64_OpAMD64ANDQmodify(v) case OpAMD64BSFQ: return rewriteValueAMD64_OpAMD64BSFQ(v) case OpAMD64BSWAPL: return rewriteValueAMD64_OpAMD64BSWAPL(v) case OpAMD64BSWAPQ: return rewriteValueAMD64_OpAMD64BSWAPQ(v) case OpAMD64BTCLconst: return rewriteValueAMD64_OpAMD64BTCLconst(v) case OpAMD64BTCQconst: return rewriteValueAMD64_OpAMD64BTCQconst(v) case OpAMD64BTLconst: return rewriteValueAMD64_OpAMD64BTLconst(v) case OpAMD64BTQconst: return rewriteValueAMD64_OpAMD64BTQconst(v) case OpAMD64BTRLconst: return rewriteValueAMD64_OpAMD64BTRLconst(v) case OpAMD64BTRQconst: return rewriteValueAMD64_OpAMD64BTRQconst(v) case OpAMD64BTSLconst: return rewriteValueAMD64_OpAMD64BTSLconst(v) case OpAMD64BTSQconst: return rewriteValueAMD64_OpAMD64BTSQconst(v) case OpAMD64CMOVLCC: return rewriteValueAMD64_OpAMD64CMOVLCC(v) case OpAMD64CMOVLCS: return rewriteValueAMD64_OpAMD64CMOVLCS(v) case OpAMD64CMOVLEQ: return rewriteValueAMD64_OpAMD64CMOVLEQ(v) case OpAMD64CMOVLGE: return rewriteValueAMD64_OpAMD64CMOVLGE(v) case OpAMD64CMOVLGT: return rewriteValueAMD64_OpAMD64CMOVLGT(v) case OpAMD64CMOVLHI: return rewriteValueAMD64_OpAMD64CMOVLHI(v) case OpAMD64CMOVLLE: return rewriteValueAMD64_OpAMD64CMOVLLE(v) case OpAMD64CMOVLLS: return rewriteValueAMD64_OpAMD64CMOVLLS(v) case OpAMD64CMOVLLT: return rewriteValueAMD64_OpAMD64CMOVLLT(v) case OpAMD64CMOVLNE: return rewriteValueAMD64_OpAMD64CMOVLNE(v) case OpAMD64CMOVQCC: return rewriteValueAMD64_OpAMD64CMOVQCC(v) case OpAMD64CMOVQCS: return rewriteValueAMD64_OpAMD64CMOVQCS(v) case OpAMD64CMOVQEQ: return rewriteValueAMD64_OpAMD64CMOVQEQ(v) case OpAMD64CMOVQGE: return rewriteValueAMD64_OpAMD64CMOVQGE(v) case OpAMD64CMOVQGT: return rewriteValueAMD64_OpAMD64CMOVQGT(v) case OpAMD64CMOVQHI: return rewriteValueAMD64_OpAMD64CMOVQHI(v) case OpAMD64CMOVQLE: return rewriteValueAMD64_OpAMD64CMOVQLE(v) case OpAMD64CMOVQLS: return rewriteValueAMD64_OpAMD64CMOVQLS(v) case OpAMD64CMOVQLT: return rewriteValueAMD64_OpAMD64CMOVQLT(v) case OpAMD64CMOVQNE: return rewriteValueAMD64_OpAMD64CMOVQNE(v) case OpAMD64CMOVWCC: return rewriteValueAMD64_OpAMD64CMOVWCC(v) case OpAMD64CMOVWCS: return rewriteValueAMD64_OpAMD64CMOVWCS(v) case OpAMD64CMOVWEQ: return rewriteValueAMD64_OpAMD64CMOVWEQ(v) case OpAMD64CMOVWGE: return rewriteValueAMD64_OpAMD64CMOVWGE(v) case OpAMD64CMOVWGT: return rewriteValueAMD64_OpAMD64CMOVWGT(v) case OpAMD64CMOVWHI: return rewriteValueAMD64_OpAMD64CMOVWHI(v) case OpAMD64CMOVWLE: return rewriteValueAMD64_OpAMD64CMOVWLE(v) case OpAMD64CMOVWLS: return rewriteValueAMD64_OpAMD64CMOVWLS(v) case OpAMD64CMOVWLT: return rewriteValueAMD64_OpAMD64CMOVWLT(v) case OpAMD64CMOVWNE: return rewriteValueAMD64_OpAMD64CMOVWNE(v) case OpAMD64CMPB: return rewriteValueAMD64_OpAMD64CMPB(v) case OpAMD64CMPBconst: return rewriteValueAMD64_OpAMD64CMPBconst(v) case OpAMD64CMPBconstload: return rewriteValueAMD64_OpAMD64CMPBconstload(v) case OpAMD64CMPBload: return rewriteValueAMD64_OpAMD64CMPBload(v) case OpAMD64CMPL: return rewriteValueAMD64_OpAMD64CMPL(v) case OpAMD64CMPLconst: return rewriteValueAMD64_OpAMD64CMPLconst(v) case OpAMD64CMPLconstload: return rewriteValueAMD64_OpAMD64CMPLconstload(v) case OpAMD64CMPLload: return rewriteValueAMD64_OpAMD64CMPLload(v) case OpAMD64CMPQ: return rewriteValueAMD64_OpAMD64CMPQ(v) case OpAMD64CMPQconst: return rewriteValueAMD64_OpAMD64CMPQconst(v) case OpAMD64CMPQconstload: return rewriteValueAMD64_OpAMD64CMPQconstload(v) case OpAMD64CMPQload: return rewriteValueAMD64_OpAMD64CMPQload(v) case OpAMD64CMPW: return rewriteValueAMD64_OpAMD64CMPW(v) case OpAMD64CMPWconst: return rewriteValueAMD64_OpAMD64CMPWconst(v) case OpAMD64CMPWconstload: return rewriteValueAMD64_OpAMD64CMPWconstload(v) case OpAMD64CMPWload: return rewriteValueAMD64_OpAMD64CMPWload(v) case OpAMD64CMPXCHGLlock: return rewriteValueAMD64_OpAMD64CMPXCHGLlock(v) case OpAMD64CMPXCHGQlock: return rewriteValueAMD64_OpAMD64CMPXCHGQlock(v) case OpAMD64DIVSD: return rewriteValueAMD64_OpAMD64DIVSD(v) case OpAMD64DIVSDload: return rewriteValueAMD64_OpAMD64DIVSDload(v) case OpAMD64DIVSS: return rewriteValueAMD64_OpAMD64DIVSS(v) case OpAMD64DIVSSload: return rewriteValueAMD64_OpAMD64DIVSSload(v) case OpAMD64HMULL: return rewriteValueAMD64_OpAMD64HMULL(v) case OpAMD64HMULLU: return rewriteValueAMD64_OpAMD64HMULLU(v) case OpAMD64HMULQ: return rewriteValueAMD64_OpAMD64HMULQ(v) case OpAMD64HMULQU: return rewriteValueAMD64_OpAMD64HMULQU(v) case OpAMD64LEAL: return rewriteValueAMD64_OpAMD64LEAL(v) case OpAMD64LEAL1: return rewriteValueAMD64_OpAMD64LEAL1(v) case OpAMD64LEAL2: return rewriteValueAMD64_OpAMD64LEAL2(v) case OpAMD64LEAL4: return rewriteValueAMD64_OpAMD64LEAL4(v) case OpAMD64LEAL8: return rewriteValueAMD64_OpAMD64LEAL8(v) case OpAMD64LEAQ: return rewriteValueAMD64_OpAMD64LEAQ(v) case OpAMD64LEAQ1: return rewriteValueAMD64_OpAMD64LEAQ1(v) case OpAMD64LEAQ2: return rewriteValueAMD64_OpAMD64LEAQ2(v) case OpAMD64LEAQ4: return rewriteValueAMD64_OpAMD64LEAQ4(v) case OpAMD64LEAQ8: return rewriteValueAMD64_OpAMD64LEAQ8(v) case OpAMD64MOVBELstore: return rewriteValueAMD64_OpAMD64MOVBELstore(v) case OpAMD64MOVBEQstore: return rewriteValueAMD64_OpAMD64MOVBEQstore(v) case OpAMD64MOVBQSX: return rewriteValueAMD64_OpAMD64MOVBQSX(v) case OpAMD64MOVBQSXload: return rewriteValueAMD64_OpAMD64MOVBQSXload(v) case OpAMD64MOVBQZX: return rewriteValueAMD64_OpAMD64MOVBQZX(v) case OpAMD64MOVBatomicload: return rewriteValueAMD64_OpAMD64MOVBatomicload(v) case OpAMD64MOVBload: return rewriteValueAMD64_OpAMD64MOVBload(v) case OpAMD64MOVBstore: return rewriteValueAMD64_OpAMD64MOVBstore(v) case OpAMD64MOVBstoreconst: return rewriteValueAMD64_OpAMD64MOVBstoreconst(v) case OpAMD64MOVLQSX: return rewriteValueAMD64_OpAMD64MOVLQSX(v) case OpAMD64MOVLQSXload: return rewriteValueAMD64_OpAMD64MOVLQSXload(v) case OpAMD64MOVLQZX: return rewriteValueAMD64_OpAMD64MOVLQZX(v) case OpAMD64MOVLatomicload: return rewriteValueAMD64_OpAMD64MOVLatomicload(v) case OpAMD64MOVLf2i: return rewriteValueAMD64_OpAMD64MOVLf2i(v) case OpAMD64MOVLi2f: return rewriteValueAMD64_OpAMD64MOVLi2f(v) case OpAMD64MOVLload: return rewriteValueAMD64_OpAMD64MOVLload(v) case OpAMD64MOVLstore: return rewriteValueAMD64_OpAMD64MOVLstore(v) case OpAMD64MOVLstoreconst: return rewriteValueAMD64_OpAMD64MOVLstoreconst(v) case OpAMD64MOVOload: return rewriteValueAMD64_OpAMD64MOVOload(v) case OpAMD64MOVOstore: return rewriteValueAMD64_OpAMD64MOVOstore(v) case OpAMD64MOVOstoreconst: return rewriteValueAMD64_OpAMD64MOVOstoreconst(v) case OpAMD64MOVQatomicload: return rewriteValueAMD64_OpAMD64MOVQatomicload(v) case OpAMD64MOVQf2i: return rewriteValueAMD64_OpAMD64MOVQf2i(v) case OpAMD64MOVQi2f: return rewriteValueAMD64_OpAMD64MOVQi2f(v) case OpAMD64MOVQload: return rewriteValueAMD64_OpAMD64MOVQload(v) case OpAMD64MOVQstore: return rewriteValueAMD64_OpAMD64MOVQstore(v) case OpAMD64MOVQstoreconst: return rewriteValueAMD64_OpAMD64MOVQstoreconst(v) case OpAMD64MOVSDload: return rewriteValueAMD64_OpAMD64MOVSDload(v) case OpAMD64MOVSDstore: return rewriteValueAMD64_OpAMD64MOVSDstore(v) case OpAMD64MOVSSload: return rewriteValueAMD64_OpAMD64MOVSSload(v) case OpAMD64MOVSSstore: return rewriteValueAMD64_OpAMD64MOVSSstore(v) case OpAMD64MOVWQSX: return rewriteValueAMD64_OpAMD64MOVWQSX(v) case OpAMD64MOVWQSXload: return rewriteValueAMD64_OpAMD64MOVWQSXload(v) case OpAMD64MOVWQZX: return rewriteValueAMD64_OpAMD64MOVWQZX(v) case OpAMD64MOVWload: return rewriteValueAMD64_OpAMD64MOVWload(v) case OpAMD64MOVWstore: return rewriteValueAMD64_OpAMD64MOVWstore(v) case OpAMD64MOVWstoreconst: return rewriteValueAMD64_OpAMD64MOVWstoreconst(v) case OpAMD64MULL: return rewriteValueAMD64_OpAMD64MULL(v) case OpAMD64MULLconst: return rewriteValueAMD64_OpAMD64MULLconst(v) case OpAMD64MULQ: return rewriteValueAMD64_OpAMD64MULQ(v) case OpAMD64MULQconst: return rewriteValueAMD64_OpAMD64MULQconst(v) case OpAMD64MULSD: return rewriteValueAMD64_OpAMD64MULSD(v) case OpAMD64MULSDload: return rewriteValueAMD64_OpAMD64MULSDload(v) case OpAMD64MULSS: return rewriteValueAMD64_OpAMD64MULSS(v) case OpAMD64MULSSload: return rewriteValueAMD64_OpAMD64MULSSload(v) case OpAMD64NEGL: return rewriteValueAMD64_OpAMD64NEGL(v) case OpAMD64NEGQ: return rewriteValueAMD64_OpAMD64NEGQ(v) case OpAMD64NOTL: return rewriteValueAMD64_OpAMD64NOTL(v) case OpAMD64NOTQ: return rewriteValueAMD64_OpAMD64NOTQ(v) case OpAMD64ORL: return rewriteValueAMD64_OpAMD64ORL(v) case OpAMD64ORLconst: return rewriteValueAMD64_OpAMD64ORLconst(v) case OpAMD64ORLconstmodify: return rewriteValueAMD64_OpAMD64ORLconstmodify(v) case OpAMD64ORLload: return rewriteValueAMD64_OpAMD64ORLload(v) case OpAMD64ORLmodify: return rewriteValueAMD64_OpAMD64ORLmodify(v) case OpAMD64ORQ: return rewriteValueAMD64_OpAMD64ORQ(v) case OpAMD64ORQconst: return rewriteValueAMD64_OpAMD64ORQconst(v) case OpAMD64ORQconstmodify: return rewriteValueAMD64_OpAMD64ORQconstmodify(v) case OpAMD64ORQload: return rewriteValueAMD64_OpAMD64ORQload(v) case OpAMD64ORQmodify: return rewriteValueAMD64_OpAMD64ORQmodify(v) case OpAMD64ROLB: return rewriteValueAMD64_OpAMD64ROLB(v) case OpAMD64ROLBconst: return rewriteValueAMD64_OpAMD64ROLBconst(v) case OpAMD64ROLL: return rewriteValueAMD64_OpAMD64ROLL(v) case OpAMD64ROLLconst: return rewriteValueAMD64_OpAMD64ROLLconst(v) case OpAMD64ROLQ: return rewriteValueAMD64_OpAMD64ROLQ(v) case OpAMD64ROLQconst: return rewriteValueAMD64_OpAMD64ROLQconst(v) case OpAMD64ROLW: return rewriteValueAMD64_OpAMD64ROLW(v) case OpAMD64ROLWconst: return rewriteValueAMD64_OpAMD64ROLWconst(v) case OpAMD64RORB: return rewriteValueAMD64_OpAMD64RORB(v) case OpAMD64RORL: return rewriteValueAMD64_OpAMD64RORL(v) case OpAMD64RORQ: return rewriteValueAMD64_OpAMD64RORQ(v) case OpAMD64RORW: return rewriteValueAMD64_OpAMD64RORW(v) case OpAMD64SARB: return rewriteValueAMD64_OpAMD64SARB(v) case OpAMD64SARBconst: return rewriteValueAMD64_OpAMD64SARBconst(v) case OpAMD64SARL: return rewriteValueAMD64_OpAMD64SARL(v) case OpAMD64SARLconst: return rewriteValueAMD64_OpAMD64SARLconst(v) case OpAMD64SARQ: return rewriteValueAMD64_OpAMD64SARQ(v) case OpAMD64SARQconst: return rewriteValueAMD64_OpAMD64SARQconst(v) case OpAMD64SARW: return rewriteValueAMD64_OpAMD64SARW(v) case OpAMD64SARWconst: return rewriteValueAMD64_OpAMD64SARWconst(v) case OpAMD64SBBLcarrymask: return rewriteValueAMD64_OpAMD64SBBLcarrymask(v) case OpAMD64SBBQ: return rewriteValueAMD64_OpAMD64SBBQ(v) case OpAMD64SBBQcarrymask: return rewriteValueAMD64_OpAMD64SBBQcarrymask(v) case OpAMD64SBBQconst: return rewriteValueAMD64_OpAMD64SBBQconst(v) case OpAMD64SETA: return rewriteValueAMD64_OpAMD64SETA(v) case OpAMD64SETAE: return rewriteValueAMD64_OpAMD64SETAE(v) case OpAMD64SETAEstore: return rewriteValueAMD64_OpAMD64SETAEstore(v) case OpAMD64SETAstore: return rewriteValueAMD64_OpAMD64SETAstore(v) case OpAMD64SETB: return rewriteValueAMD64_OpAMD64SETB(v) case OpAMD64SETBE: return rewriteValueAMD64_OpAMD64SETBE(v) case OpAMD64SETBEstore: return rewriteValueAMD64_OpAMD64SETBEstore(v) case OpAMD64SETBstore: return rewriteValueAMD64_OpAMD64SETBstore(v) case OpAMD64SETEQ: return rewriteValueAMD64_OpAMD64SETEQ(v) case OpAMD64SETEQstore: return rewriteValueAMD64_OpAMD64SETEQstore(v) case OpAMD64SETG: return rewriteValueAMD64_OpAMD64SETG(v) case OpAMD64SETGE: return rewriteValueAMD64_OpAMD64SETGE(v) case OpAMD64SETGEstore: return rewriteValueAMD64_OpAMD64SETGEstore(v) case OpAMD64SETGstore: return rewriteValueAMD64_OpAMD64SETGstore(v) case OpAMD64SETL: return rewriteValueAMD64_OpAMD64SETL(v) case OpAMD64SETLE: return rewriteValueAMD64_OpAMD64SETLE(v) case OpAMD64SETLEstore: return rewriteValueAMD64_OpAMD64SETLEstore(v) case OpAMD64SETLstore: return rewriteValueAMD64_OpAMD64SETLstore(v) case OpAMD64SETNE: return rewriteValueAMD64_OpAMD64SETNE(v) case OpAMD64SETNEstore: return rewriteValueAMD64_OpAMD64SETNEstore(v) case OpAMD64SHLL: return rewriteValueAMD64_OpAMD64SHLL(v) case OpAMD64SHLLconst: return rewriteValueAMD64_OpAMD64SHLLconst(v) case OpAMD64SHLQ: return rewriteValueAMD64_OpAMD64SHLQ(v) case OpAMD64SHLQconst: return rewriteValueAMD64_OpAMD64SHLQconst(v) case OpAMD64SHRB: return rewriteValueAMD64_OpAMD64SHRB(v) case OpAMD64SHRBconst: return rewriteValueAMD64_OpAMD64SHRBconst(v) case OpAMD64SHRL: return rewriteValueAMD64_OpAMD64SHRL(v) case OpAMD64SHRLconst: return rewriteValueAMD64_OpAMD64SHRLconst(v) case OpAMD64SHRQ: return rewriteValueAMD64_OpAMD64SHRQ(v) case OpAMD64SHRQconst: return rewriteValueAMD64_OpAMD64SHRQconst(v) case OpAMD64SHRW: return rewriteValueAMD64_OpAMD64SHRW(v) case OpAMD64SHRWconst: return rewriteValueAMD64_OpAMD64SHRWconst(v) case OpAMD64SUBL: return rewriteValueAMD64_OpAMD64SUBL(v) case OpAMD64SUBLconst: return rewriteValueAMD64_OpAMD64SUBLconst(v) case OpAMD64SUBLload: return rewriteValueAMD64_OpAMD64SUBLload(v) case OpAMD64SUBLmodify: return rewriteValueAMD64_OpAMD64SUBLmodify(v) case OpAMD64SUBQ: return rewriteValueAMD64_OpAMD64SUBQ(v) case OpAMD64SUBQborrow: return rewriteValueAMD64_OpAMD64SUBQborrow(v) case OpAMD64SUBQconst: return rewriteValueAMD64_OpAMD64SUBQconst(v) case OpAMD64SUBQload: return rewriteValueAMD64_OpAMD64SUBQload(v) case OpAMD64SUBQmodify: return rewriteValueAMD64_OpAMD64SUBQmodify(v) case OpAMD64SUBSD: return rewriteValueAMD64_OpAMD64SUBSD(v) case OpAMD64SUBSDload: return rewriteValueAMD64_OpAMD64SUBSDload(v) case OpAMD64SUBSS: return rewriteValueAMD64_OpAMD64SUBSS(v) case OpAMD64SUBSSload: return rewriteValueAMD64_OpAMD64SUBSSload(v) case OpAMD64TESTB: return rewriteValueAMD64_OpAMD64TESTB(v) case OpAMD64TESTBconst: return rewriteValueAMD64_OpAMD64TESTBconst(v) case OpAMD64TESTL: return rewriteValueAMD64_OpAMD64TESTL(v) case OpAMD64TESTLconst: return rewriteValueAMD64_OpAMD64TESTLconst(v) case OpAMD64TESTQ: return rewriteValueAMD64_OpAMD64TESTQ(v) case OpAMD64TESTQconst: return rewriteValueAMD64_OpAMD64TESTQconst(v) case OpAMD64TESTW: return rewriteValueAMD64_OpAMD64TESTW(v) case OpAMD64TESTWconst: return rewriteValueAMD64_OpAMD64TESTWconst(v) case OpAMD64XADDLlock: return rewriteValueAMD64_OpAMD64XADDLlock(v) case OpAMD64XADDQlock: return rewriteValueAMD64_OpAMD64XADDQlock(v) case OpAMD64XCHGL: return rewriteValueAMD64_OpAMD64XCHGL(v) case OpAMD64XCHGQ: return rewriteValueAMD64_OpAMD64XCHGQ(v) case OpAMD64XORL: return rewriteValueAMD64_OpAMD64XORL(v) case OpAMD64XORLconst: return rewriteValueAMD64_OpAMD64XORLconst(v) case OpAMD64XORLconstmodify: return rewriteValueAMD64_OpAMD64XORLconstmodify(v) case OpAMD64XORLload: return rewriteValueAMD64_OpAMD64XORLload(v) case OpAMD64XORLmodify: return rewriteValueAMD64_OpAMD64XORLmodify(v) case OpAMD64XORQ: return rewriteValueAMD64_OpAMD64XORQ(v) case OpAMD64XORQconst: return rewriteValueAMD64_OpAMD64XORQconst(v) case OpAMD64XORQconstmodify: return rewriteValueAMD64_OpAMD64XORQconstmodify(v) case OpAMD64XORQload: return rewriteValueAMD64_OpAMD64XORQload(v) case OpAMD64XORQmodify: return rewriteValueAMD64_OpAMD64XORQmodify(v) case OpAdd16: v.Op = OpAMD64ADDL return true case OpAdd32: v.Op = OpAMD64ADDL return true case OpAdd32F: v.Op = OpAMD64ADDSS return true case OpAdd64: v.Op = OpAMD64ADDQ return true case OpAdd64F: v.Op = OpAMD64ADDSD return true case OpAdd8: v.Op = OpAMD64ADDL return true case OpAddPtr: v.Op = OpAMD64ADDQ return true case OpAddr: return rewriteValueAMD64_OpAddr(v) case OpAnd16: v.Op = OpAMD64ANDL return true case OpAnd32: v.Op = OpAMD64ANDL return true case OpAnd64: v.Op = OpAMD64ANDQ return true case OpAnd8: v.Op = OpAMD64ANDL return true case OpAndB: v.Op = OpAMD64ANDL return true case OpAtomicAdd32: return rewriteValueAMD64_OpAtomicAdd32(v) case OpAtomicAdd64: return rewriteValueAMD64_OpAtomicAdd64(v) case OpAtomicAnd32: return rewriteValueAMD64_OpAtomicAnd32(v) case OpAtomicAnd8: return rewriteValueAMD64_OpAtomicAnd8(v) case OpAtomicCompareAndSwap32: return rewriteValueAMD64_OpAtomicCompareAndSwap32(v) case OpAtomicCompareAndSwap64: return rewriteValueAMD64_OpAtomicCompareAndSwap64(v) case OpAtomicExchange32: return rewriteValueAMD64_OpAtomicExchange32(v) case OpAtomicExchange64: return rewriteValueAMD64_OpAtomicExchange64(v) case OpAtomicLoad32: return rewriteValueAMD64_OpAtomicLoad32(v) case OpAtomicLoad64: return rewriteValueAMD64_OpAtomicLoad64(v) case OpAtomicLoad8: return rewriteValueAMD64_OpAtomicLoad8(v) case OpAtomicLoadPtr: return rewriteValueAMD64_OpAtomicLoadPtr(v) case OpAtomicOr32: return rewriteValueAMD64_OpAtomicOr32(v) case OpAtomicOr8: return rewriteValueAMD64_OpAtomicOr8(v) case OpAtomicStore32: return rewriteValueAMD64_OpAtomicStore32(v) case OpAtomicStore64: return rewriteValueAMD64_OpAtomicStore64(v) case OpAtomicStore8: return rewriteValueAMD64_OpAtomicStore8(v) case OpAtomicStorePtrNoWB: return rewriteValueAMD64_OpAtomicStorePtrNoWB(v) case OpAvg64u: v.Op = OpAMD64AVGQU return true case OpBitLen16: return rewriteValueAMD64_OpBitLen16(v) case OpBitLen32: return rewriteValueAMD64_OpBitLen32(v) case OpBitLen64: return rewriteValueAMD64_OpBitLen64(v) case OpBitLen8: return rewriteValueAMD64_OpBitLen8(v) case OpBswap32: v.Op = OpAMD64BSWAPL return true case OpBswap64: v.Op = OpAMD64BSWAPQ return true case OpCeil: return rewriteValueAMD64_OpCeil(v) case OpClosureCall: v.Op = OpAMD64CALLclosure return true case OpCom16: v.Op = OpAMD64NOTL return true case OpCom32: v.Op = OpAMD64NOTL return true case OpCom64: v.Op = OpAMD64NOTQ return true case OpCom8: v.Op = OpAMD64NOTL return true case OpCondSelect: return rewriteValueAMD64_OpCondSelect(v) case OpConst16: return rewriteValueAMD64_OpConst16(v) case OpConst32: v.Op = OpAMD64MOVLconst return true case OpConst32F: v.Op = OpAMD64MOVSSconst return true case OpConst64: v.Op = OpAMD64MOVQconst return true case OpConst64F: v.Op = OpAMD64MOVSDconst return true case OpConst8: return rewriteValueAMD64_OpConst8(v) case OpConstBool: return rewriteValueAMD64_OpConstBool(v) case OpConstNil: return rewriteValueAMD64_OpConstNil(v) case OpCtz16: return rewriteValueAMD64_OpCtz16(v) case OpCtz16NonZero: return rewriteValueAMD64_OpCtz16NonZero(v) case OpCtz32: return rewriteValueAMD64_OpCtz32(v) case OpCtz32NonZero: return rewriteValueAMD64_OpCtz32NonZero(v) case OpCtz64: return rewriteValueAMD64_OpCtz64(v) case OpCtz64NonZero: return rewriteValueAMD64_OpCtz64NonZero(v) case OpCtz8: return rewriteValueAMD64_OpCtz8(v) case OpCtz8NonZero: return rewriteValueAMD64_OpCtz8NonZero(v) case OpCvt32Fto32: v.Op = OpAMD64CVTTSS2SL return true case OpCvt32Fto64: v.Op = OpAMD64CVTTSS2SQ return true case OpCvt32Fto64F: v.Op = OpAMD64CVTSS2SD return true case OpCvt32to32F: v.Op = OpAMD64CVTSL2SS return true case OpCvt32to64F: v.Op = OpAMD64CVTSL2SD return true case OpCvt64Fto32: v.Op = OpAMD64CVTTSD2SL return true case OpCvt64Fto32F: v.Op = OpAMD64CVTSD2SS return true case OpCvt64Fto64: v.Op = OpAMD64CVTTSD2SQ return true case OpCvt64to32F: v.Op = OpAMD64CVTSQ2SS return true case OpCvt64to64F: v.Op = OpAMD64CVTSQ2SD return true case OpCvtBoolToUint8: v.Op = OpCopy return true case OpDiv128u: v.Op = OpAMD64DIVQU2 return true case OpDiv16: return rewriteValueAMD64_OpDiv16(v) case OpDiv16u: return rewriteValueAMD64_OpDiv16u(v) case OpDiv32: return rewriteValueAMD64_OpDiv32(v) case OpDiv32F: v.Op = OpAMD64DIVSS return true case OpDiv32u: return rewriteValueAMD64_OpDiv32u(v) case OpDiv64: return rewriteValueAMD64_OpDiv64(v) case OpDiv64F: v.Op = OpAMD64DIVSD return true case OpDiv64u: return rewriteValueAMD64_OpDiv64u(v) case OpDiv8: return rewriteValueAMD64_OpDiv8(v) case OpDiv8u: return rewriteValueAMD64_OpDiv8u(v) case OpEq16: return rewriteValueAMD64_OpEq16(v) case OpEq32: return rewriteValueAMD64_OpEq32(v) case OpEq32F: return rewriteValueAMD64_OpEq32F(v) case OpEq64: return rewriteValueAMD64_OpEq64(v) case OpEq64F: return rewriteValueAMD64_OpEq64F(v) case OpEq8: return rewriteValueAMD64_OpEq8(v) case OpEqB: return rewriteValueAMD64_OpEqB(v) case OpEqPtr: return rewriteValueAMD64_OpEqPtr(v) case OpFMA: return rewriteValueAMD64_OpFMA(v) case OpFloor: return rewriteValueAMD64_OpFloor(v) case OpGetCallerPC: v.Op = OpAMD64LoweredGetCallerPC return true case OpGetCallerSP: v.Op = OpAMD64LoweredGetCallerSP return true case OpGetClosurePtr: v.Op = OpAMD64LoweredGetClosurePtr return true case OpGetG: return rewriteValueAMD64_OpGetG(v) case OpHasCPUFeature: return rewriteValueAMD64_OpHasCPUFeature(v) case OpHmul32: v.Op = OpAMD64HMULL return true case OpHmul32u: v.Op = OpAMD64HMULLU return true case OpHmul64: v.Op = OpAMD64HMULQ return true case OpHmul64u: v.Op = OpAMD64HMULQU return true case OpInterCall: v.Op = OpAMD64CALLinter return true case OpIsInBounds: return rewriteValueAMD64_OpIsInBounds(v) case OpIsNonNil: return rewriteValueAMD64_OpIsNonNil(v) case OpIsSliceInBounds: return rewriteValueAMD64_OpIsSliceInBounds(v) case OpLeq16: return rewriteValueAMD64_OpLeq16(v) case OpLeq16U: return rewriteValueAMD64_OpLeq16U(v) case OpLeq32: return rewriteValueAMD64_OpLeq32(v) case OpLeq32F: return rewriteValueAMD64_OpLeq32F(v) case OpLeq32U: return rewriteValueAMD64_OpLeq32U(v) case OpLeq64: return rewriteValueAMD64_OpLeq64(v) case OpLeq64F: return rewriteValueAMD64_OpLeq64F(v) case OpLeq64U: return rewriteValueAMD64_OpLeq64U(v) case OpLeq8: return rewriteValueAMD64_OpLeq8(v) case OpLeq8U: return rewriteValueAMD64_OpLeq8U(v) case OpLess16: return rewriteValueAMD64_OpLess16(v) case OpLess16U: return rewriteValueAMD64_OpLess16U(v) case OpLess32: return rewriteValueAMD64_OpLess32(v) case OpLess32F: return rewriteValueAMD64_OpLess32F(v) case OpLess32U: return rewriteValueAMD64_OpLess32U(v) case OpLess64: return rewriteValueAMD64_OpLess64(v) case OpLess64F: return rewriteValueAMD64_OpLess64F(v) case OpLess64U: return rewriteValueAMD64_OpLess64U(v) case OpLess8: return rewriteValueAMD64_OpLess8(v) case OpLess8U: return rewriteValueAMD64_OpLess8U(v) case OpLoad: return rewriteValueAMD64_OpLoad(v) case OpLocalAddr: return rewriteValueAMD64_OpLocalAddr(v) case OpLsh16x16: return rewriteValueAMD64_OpLsh16x16(v) case OpLsh16x32: return rewriteValueAMD64_OpLsh16x32(v) case OpLsh16x64: return rewriteValueAMD64_OpLsh16x64(v) case OpLsh16x8: return rewriteValueAMD64_OpLsh16x8(v) case OpLsh32x16: return rewriteValueAMD64_OpLsh32x16(v) case OpLsh32x32: return rewriteValueAMD64_OpLsh32x32(v) case OpLsh32x64: return rewriteValueAMD64_OpLsh32x64(v) case OpLsh32x8: return rewriteValueAMD64_OpLsh32x8(v) case OpLsh64x16: return rewriteValueAMD64_OpLsh64x16(v) case OpLsh64x32: return rewriteValueAMD64_OpLsh64x32(v) case OpLsh64x64: return rewriteValueAMD64_OpLsh64x64(v) case OpLsh64x8: return rewriteValueAMD64_OpLsh64x8(v) case OpLsh8x16: return rewriteValueAMD64_OpLsh8x16(v) case OpLsh8x32: return rewriteValueAMD64_OpLsh8x32(v) case OpLsh8x64: return rewriteValueAMD64_OpLsh8x64(v) case OpLsh8x8: return rewriteValueAMD64_OpLsh8x8(v) case OpMod16: return rewriteValueAMD64_OpMod16(v) case OpMod16u: return rewriteValueAMD64_OpMod16u(v) case OpMod32: return rewriteValueAMD64_OpMod32(v) case OpMod32u: return rewriteValueAMD64_OpMod32u(v) case OpMod64: return rewriteValueAMD64_OpMod64(v) case OpMod64u: return rewriteValueAMD64_OpMod64u(v) case OpMod8: return rewriteValueAMD64_OpMod8(v) case OpMod8u: return rewriteValueAMD64_OpMod8u(v) case OpMove: return rewriteValueAMD64_OpMove(v) case OpMul16: v.Op = OpAMD64MULL return true case OpMul32: v.Op = OpAMD64MULL return true case OpMul32F: v.Op = OpAMD64MULSS return true case OpMul64: v.Op = OpAMD64MULQ return true case OpMul64F: v.Op = OpAMD64MULSD return true case OpMul64uhilo: v.Op = OpAMD64MULQU2 return true case OpMul8: v.Op = OpAMD64MULL return true case OpNeg16: v.Op = OpAMD64NEGL return true case OpNeg32: v.Op = OpAMD64NEGL return true case OpNeg32F: return rewriteValueAMD64_OpNeg32F(v) case OpNeg64: v.Op = OpAMD64NEGQ return true case OpNeg64F: return rewriteValueAMD64_OpNeg64F(v) case OpNeg8: v.Op = OpAMD64NEGL return true case OpNeq16: return rewriteValueAMD64_OpNeq16(v) case OpNeq32: return rewriteValueAMD64_OpNeq32(v) case OpNeq32F: return rewriteValueAMD64_OpNeq32F(v) case OpNeq64: return rewriteValueAMD64_OpNeq64(v) case OpNeq64F: return rewriteValueAMD64_OpNeq64F(v) case OpNeq8: return rewriteValueAMD64_OpNeq8(v) case OpNeqB: return rewriteValueAMD64_OpNeqB(v) case OpNeqPtr: return rewriteValueAMD64_OpNeqPtr(v) case OpNilCheck: v.Op = OpAMD64LoweredNilCheck return true case OpNot: return rewriteValueAMD64_OpNot(v) case OpOffPtr: return rewriteValueAMD64_OpOffPtr(v) case OpOr16: v.Op = OpAMD64ORL return true case OpOr32: v.Op = OpAMD64ORL return true case OpOr64: v.Op = OpAMD64ORQ return true case OpOr8: v.Op = OpAMD64ORL return true case OpOrB: v.Op = OpAMD64ORL return true case OpPanicBounds: return rewriteValueAMD64_OpPanicBounds(v) case OpPopCount16: return rewriteValueAMD64_OpPopCount16(v) case OpPopCount32: v.Op = OpAMD64POPCNTL return true case OpPopCount64: v.Op = OpAMD64POPCNTQ return true case OpPopCount8: return rewriteValueAMD64_OpPopCount8(v) case OpPrefetchCache: v.Op = OpAMD64PrefetchT0 return true case OpPrefetchCacheStreamed: v.Op = OpAMD64PrefetchNTA return true case OpRotateLeft16: v.Op = OpAMD64ROLW return true case OpRotateLeft32: v.Op = OpAMD64ROLL return true case OpRotateLeft64: v.Op = OpAMD64ROLQ return true case OpRotateLeft8: v.Op = OpAMD64ROLB return true case OpRound32F: v.Op = OpCopy return true case OpRound64F: v.Op = OpCopy return true case OpRoundToEven: return rewriteValueAMD64_OpRoundToEven(v) case OpRsh16Ux16: return rewriteValueAMD64_OpRsh16Ux16(v) case OpRsh16Ux32: return rewriteValueAMD64_OpRsh16Ux32(v) case OpRsh16Ux64: return rewriteValueAMD64_OpRsh16Ux64(v) case OpRsh16Ux8: return rewriteValueAMD64_OpRsh16Ux8(v) case OpRsh16x16: return rewriteValueAMD64_OpRsh16x16(v) case OpRsh16x32: return rewriteValueAMD64_OpRsh16x32(v) case OpRsh16x64: return rewriteValueAMD64_OpRsh16x64(v) case OpRsh16x8: return rewriteValueAMD64_OpRsh16x8(v) case OpRsh32Ux16: return rewriteValueAMD64_OpRsh32Ux16(v) case OpRsh32Ux32: return rewriteValueAMD64_OpRsh32Ux32(v) case OpRsh32Ux64: return rewriteValueAMD64_OpRsh32Ux64(v) case OpRsh32Ux8: return rewriteValueAMD64_OpRsh32Ux8(v) case OpRsh32x16: return rewriteValueAMD64_OpRsh32x16(v) case OpRsh32x32: return rewriteValueAMD64_OpRsh32x32(v) case OpRsh32x64: return rewriteValueAMD64_OpRsh32x64(v) case OpRsh32x8: return rewriteValueAMD64_OpRsh32x8(v) case OpRsh64Ux16: return rewriteValueAMD64_OpRsh64Ux16(v) case OpRsh64Ux32: return rewriteValueAMD64_OpRsh64Ux32(v) case OpRsh64Ux64: return rewriteValueAMD64_OpRsh64Ux64(v) case OpRsh64Ux8: return rewriteValueAMD64_OpRsh64Ux8(v) case OpRsh64x16: return rewriteValueAMD64_OpRsh64x16(v) case OpRsh64x32: return rewriteValueAMD64_OpRsh64x32(v) case OpRsh64x64: return rewriteValueAMD64_OpRsh64x64(v) case OpRsh64x8: return rewriteValueAMD64_OpRsh64x8(v) case OpRsh8Ux16: return rewriteValueAMD64_OpRsh8Ux16(v) case OpRsh8Ux32: return rewriteValueAMD64_OpRsh8Ux32(v) case OpRsh8Ux64: return rewriteValueAMD64_OpRsh8Ux64(v) case OpRsh8Ux8: return rewriteValueAMD64_OpRsh8Ux8(v) case OpRsh8x16: return rewriteValueAMD64_OpRsh8x16(v) case OpRsh8x32: return rewriteValueAMD64_OpRsh8x32(v) case OpRsh8x64: return rewriteValueAMD64_OpRsh8x64(v) case OpRsh8x8: return rewriteValueAMD64_OpRsh8x8(v) case OpSelect0: return rewriteValueAMD64_OpSelect0(v) case OpSelect1: return rewriteValueAMD64_OpSelect1(v) case OpSelectN: return rewriteValueAMD64_OpSelectN(v) case OpSignExt16to32: v.Op = OpAMD64MOVWQSX return true case OpSignExt16to64: v.Op = OpAMD64MOVWQSX return true case OpSignExt32to64: v.Op = OpAMD64MOVLQSX return true case OpSignExt8to16: v.Op = OpAMD64MOVBQSX return true case OpSignExt8to32: v.Op = OpAMD64MOVBQSX return true case OpSignExt8to64: v.Op = OpAMD64MOVBQSX return true case OpSlicemask: return rewriteValueAMD64_OpSlicemask(v) case OpSpectreIndex: return rewriteValueAMD64_OpSpectreIndex(v) case OpSpectreSliceIndex: return rewriteValueAMD64_OpSpectreSliceIndex(v) case OpSqrt: v.Op = OpAMD64SQRTSD return true case OpSqrt32: v.Op = OpAMD64SQRTSS return true case OpStaticCall: v.Op = OpAMD64CALLstatic return true case OpStore: return rewriteValueAMD64_OpStore(v) case OpSub16: v.Op = OpAMD64SUBL return true case OpSub32: v.Op = OpAMD64SUBL return true case OpSub32F: v.Op = OpAMD64SUBSS return true case OpSub64: v.Op = OpAMD64SUBQ return true case OpSub64F: v.Op = OpAMD64SUBSD return true case OpSub8: v.Op = OpAMD64SUBL return true case OpSubPtr: v.Op = OpAMD64SUBQ return true case OpTailCall: v.Op = OpAMD64CALLtail return true case OpTrunc: return rewriteValueAMD64_OpTrunc(v) case OpTrunc16to8: v.Op = OpCopy return true case OpTrunc32to16: v.Op = OpCopy return true case OpTrunc32to8: v.Op = OpCopy return true case OpTrunc64to16: v.Op = OpCopy return true case OpTrunc64to32: v.Op = OpCopy return true case OpTrunc64to8: v.Op = OpCopy return true case OpWB: v.Op = OpAMD64LoweredWB return true case OpXor16: v.Op = OpAMD64XORL return true case OpXor32: v.Op = OpAMD64XORL return true case OpXor64: v.Op = OpAMD64XORQ return true case OpXor8: v.Op = OpAMD64XORL return true case OpZero: return rewriteValueAMD64_OpZero(v) case OpZeroExt16to32: v.Op = OpAMD64MOVWQZX return true case OpZeroExt16to64: v.Op = OpAMD64MOVWQZX return true case OpZeroExt32to64: v.Op = OpAMD64MOVLQZX return true case OpZeroExt8to16: v.Op = OpAMD64MOVBQZX return true case OpZeroExt8to32: v.Op = OpAMD64MOVBQZX return true case OpZeroExt8to64: v.Op = OpAMD64MOVBQZX return true } return false } func rewriteValueAMD64_OpAMD64ADCQ(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADCQ x (MOVQconst [c]) carry) // cond: is32Bit(c) // result: (ADCQconst x [int32(c)] carry) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) carry := v_2 if !(is32Bit(c)) { continue } v.reset(OpAMD64ADCQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg2(x, carry) return true } break } // match: (ADCQ x y (FlagEQ)) // result: (ADDQcarry x y) for { x := v_0 y := v_1 if v_2.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64ADDQcarry) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64ADCQconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADCQconst x [c] (FlagEQ)) // result: (ADDQconstcarry x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if v_1.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64ADDQconstcarry) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64ADDL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDL x (MOVLconst [c])) // result: (ADDLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64ADDLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDL (SHLLconst x [c]) (SHRLconst x [d])) // cond: d==32-c // result: (ROLLconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRLconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 32-c) { continue } v.reset(OpAMD64ROLLconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDL (SHLLconst x [c]) (SHRWconst x [d])) // cond: d==16-c && c < 16 && t.Size() == 2 // result: (ROLWconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRWconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 16-c && c < 16 && t.Size() == 2) { continue } v.reset(OpAMD64ROLWconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDL (SHLLconst x [c]) (SHRBconst x [d])) // cond: d==8-c && c < 8 && t.Size() == 1 // result: (ROLBconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRBconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 8-c && c < 8 && t.Size() == 1) { continue } v.reset(OpAMD64ROLBconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDL x (SHLLconst [3] y)) // result: (LEAL8 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 3 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL8) v.AddArg2(x, y) return true } break } // match: (ADDL x (SHLLconst [2] y)) // result: (LEAL4 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL4) v.AddArg2(x, y) return true } break } // match: (ADDL x (SHLLconst [1] y)) // result: (LEAL2 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL2) v.AddArg2(x, y) return true } break } // match: (ADDL x (ADDL y y)) // result: (LEAL2 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDL { continue } y := v_1.Args[1] if y != v_1.Args[0] { continue } v.reset(OpAMD64LEAL2) v.AddArg2(x, y) return true } break } // match: (ADDL x (ADDL x y)) // result: (LEAL2 y x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if x != v_1_0 { continue } y := v_1_1 v.reset(OpAMD64LEAL2) v.AddArg2(y, x) return true } } break } // match: (ADDL (ADDLconst [c] x) y) // result: (LEAL1 [c] x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64ADDLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, y) return true } break } // match: (ADDL x (LEAL [c] {s} y)) // cond: x.Op != OpSB && y.Op != OpSB // result: (LEAL1 [c] {s} x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64LEAL { continue } c := auxIntToInt32(v_1.AuxInt) s := auxToSym(v_1.Aux) y := v_1.Args[0] if !(x.Op != OpSB && y.Op != OpSB) { continue } v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (ADDL x (NEGL y)) // result: (SUBL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NEGL { continue } y := v_1.Args[0] v.reset(OpAMD64SUBL) v.AddArg2(x, y) return true } break } // match: (ADDL x l:(MOVLload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ADDLload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ADDLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ADDLconst(v *Value) bool { v_0 := v.Args[0] // match: (ADDLconst [c] (ADDL x y)) // result: (LEAL1 [c] x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ADDL { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, y) return true } // match: (ADDLconst [c] (SHLLconst [1] x)) // result: (LEAL1 [c] x x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64SHLLconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, x) return true } // match: (ADDLconst [c] (LEAL [d] {s} x)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAL { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (ADDLconst [c] (LEAL1 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL1 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAL1 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDLconst [c] (LEAL2 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL2 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAL2 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL2) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDLconst [c] (LEAL4 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL4 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAL4 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL4) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDLconst [c] (LEAL8 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL8 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAL8 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDLconst [c] x) // cond: c==0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c == 0) { break } v.copyOf(x) return true } // match: (ADDLconst [c] (MOVLconst [d])) // result: (MOVLconst [c+d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } d := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(c + d) return true } // match: (ADDLconst [c] (ADDLconst [d] x)) // result: (ADDLconst [c+d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ADDLconst) v.AuxInt = int32ToAuxInt(c + d) v.AddArg(x) return true } // match: (ADDLconst [off] x:(SP)) // result: (LEAL [off] x) for { off := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpSP { break } v.reset(OpAMD64LEAL) v.AuxInt = int32ToAuxInt(off) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64ADDLconstmodify(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDLconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) // result: (ADDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2)) { break } v.reset(OpAMD64ADDLconstmodify) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(sym) v.AddArg2(base, mem) return true } // match: (ADDLconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2) // result: (ADDLconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDLconstmodify) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64ADDLload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (ADDLload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDLload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (ADDLload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDLload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (ADDLload x [off] {sym} ptr (MOVSSstore [off] {sym} ptr y _)) // result: (ADDL x (MOVLf2i y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVSSstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64ADDL) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLf2i, typ.UInt32) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64ADDLmodify(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDLmodify [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDLmodify [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDLmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (ADDLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDLmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64ADDQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (ADDQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ADDQ x (MOVLconst [c])) // result: (ADDQconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDQ (SHLQconst x [c]) (SHRQconst x [d])) // cond: d==64-c // result: (ROLQconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRQconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 64-c) { continue } v.reset(OpAMD64ROLQconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ADDQ x (SHLQconst [3] y)) // result: (LEAQ8 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 3 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ8) v.AddArg2(x, y) return true } break } // match: (ADDQ x (SHLQconst [2] y)) // result: (LEAQ4 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ4) v.AddArg2(x, y) return true } break } // match: (ADDQ x (SHLQconst [1] y)) // result: (LEAQ2 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ2) v.AddArg2(x, y) return true } break } // match: (ADDQ x (ADDQ y y)) // result: (LEAQ2 x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDQ { continue } y := v_1.Args[1] if y != v_1.Args[0] { continue } v.reset(OpAMD64LEAQ2) v.AddArg2(x, y) return true } break } // match: (ADDQ x (ADDQ x y)) // result: (LEAQ2 y x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDQ { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if x != v_1_0 { continue } y := v_1_1 v.reset(OpAMD64LEAQ2) v.AddArg2(y, x) return true } } break } // match: (ADDQ (ADDQconst [c] x) y) // result: (LEAQ1 [c] x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64ADDQconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, y) return true } break } // match: (ADDQ x (LEAQ [c] {s} y)) // cond: x.Op != OpSB && y.Op != OpSB // result: (LEAQ1 [c] {s} x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64LEAQ { continue } c := auxIntToInt32(v_1.AuxInt) s := auxToSym(v_1.Aux) y := v_1.Args[0] if !(x.Op != OpSB && y.Op != OpSB) { continue } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (ADDQ x (NEGQ y)) // result: (SUBQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NEGQ { continue } y := v_1.Args[0] v.reset(OpAMD64SUBQ) v.AddArg2(x, y) return true } break } // match: (ADDQ x l:(MOVQload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ADDQload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ADDQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ADDQcarry(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDQcarry x (MOVQconst [c])) // cond: is32Bit(c) // result: (ADDQconstcarry x [int32(c)]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64ADDQconstcarry) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64ADDQconst(v *Value) bool { v_0 := v.Args[0] // match: (ADDQconst [c] (ADDQ x y)) // result: (LEAQ1 [c] x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ADDQ { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, y) return true } // match: (ADDQconst [c] (SHLQconst [1] x)) // result: (LEAQ1 [c] x x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64SHLQconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c) v.AddArg2(x, x) return true } // match: (ADDQconst [c] (LEAQ [d] {s} x)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAQ { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (ADDQconst [c] (LEAQ1 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ1 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAQ1 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDQconst [c] (LEAQ2 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ2 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAQ2 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDQconst [c] (LEAQ4 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ4 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAQ4 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDQconst [c] (LEAQ8 [d] {s} x y)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ8 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64LEAQ8 { break } d := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (ADDQconst [0] x) // result: x for { if auxIntToInt32(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (ADDQconst [c] (MOVQconst [d])) // result: (MOVQconst [int64(c)+d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(c) + d) return true } // match: (ADDQconst [c] (ADDQconst [d] x)) // cond: is32Bit(int64(c)+int64(d)) // result: (ADDQconst [c+d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(c + d) v.AddArg(x) return true } // match: (ADDQconst [off] x:(SP)) // result: (LEAQ [off] x) for { off := auxIntToInt32(v.AuxInt) x := v_0 if x.Op != OpSP { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64ADDQconstmodify(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDQconstmodify [valoff1] {sym} (ADDQconst [off2] base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) // result: (ADDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2)) { break } v.reset(OpAMD64ADDQconstmodify) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(sym) v.AddArg2(base, mem) return true } // match: (ADDQconstmodify [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2) // result: (ADDQconstmodify [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDQconstmodify) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64ADDQload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (ADDQload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDQload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (ADDQload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDQload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (ADDQload x [off] {sym} ptr (MOVSDstore [off] {sym} ptr y _)) // result: (ADDQ x (MOVQf2i y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVSDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64ADDQ) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQf2i, typ.UInt64) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64ADDQmodify(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDQmodify [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDQmodify [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDQmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (ADDQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDQmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64ADDSD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDSD x l:(MOVSDload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ADDSDload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVSDload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ADDSDload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ADDSDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (ADDSDload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDSDload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (ADDSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (ADDSDload x [off] {sym} ptr (MOVQstore [off] {sym} ptr y _)) // result: (ADDSD x (MOVQi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVQstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64ADDSD) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQi2f, typ.Float64) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64ADDSS(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ADDSS x l:(MOVSSload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ADDSSload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVSSload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ADDSSload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ADDSSload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (ADDSSload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (ADDSSload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64ADDSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (ADDSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (ADDSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64ADDSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (ADDSSload x [off] {sym} ptr (MOVLstore [off] {sym} ptr y _)) // result: (ADDSS x (MOVLi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVLstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64ADDSS) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLi2f, typ.Float32) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64ANDL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (ANDL (NOTL (SHLL (MOVLconst [1]) y)) x) // result: (BTRL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64NOTL { continue } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SHLL { continue } y := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 { continue } x := v_1 v.reset(OpAMD64BTRL) v.AddArg2(x, y) return true } break } // match: (ANDL (MOVLconst [c]) x) // cond: isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128 // result: (BTRLconst [int8(log32(^c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 if !(isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128) { continue } v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(int8(log32(^c))) v.AddArg(x) return true } break } // match: (ANDL x (MOVLconst [c])) // result: (ANDLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (ANDL x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ANDL x l:(MOVLload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ANDLload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ANDLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ANDL x (NOTL y)) // cond: buildcfg.GOAMD64 >= 3 // result: (ANDNL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NOTL { continue } y := v_1.Args[0] if !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64ANDNL) v.AddArg2(x, y) return true } break } // match: (ANDL x (NEGL x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSIL x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NEGL || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSIL) v.AddArg(x) return true } break } // match: (ANDL x (ADDLconst [-1] x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSRL x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDLconst || auxIntToInt32(v_1.AuxInt) != -1 || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSRL) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64ANDLconst(v *Value) bool { v_0 := v.Args[0] // match: (ANDLconst [c] x) // cond: isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128 // result: (BTRLconst [int8(log32(^c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint32PowerOfTwo(int64(^c)) && uint64(^c) >= 128) { break } v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(int8(log32(^c))) v.AddArg(x) return true } // match: (ANDLconst [c] (ANDLconst [d] x)) // result: (ANDLconst [c & d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ANDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & d) v.AddArg(x) return true } // match: (ANDLconst [c] (BTRLconst [d] x)) // result: (ANDLconst [c &^ (1<= 128 // result: (BTRQconst [int8(log64(^c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(isUint64PowerOfTwo(^c) && uint64(^c) >= 128) { continue } v.reset(OpAMD64BTRQconst) v.AuxInt = int8ToAuxInt(int8(log64(^c))) v.AddArg(x) return true } break } // match: (ANDQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (ANDQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64ANDQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ANDQ x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ANDQ x l:(MOVQload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ANDQload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ANDQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ANDQ x (NOTQ y)) // cond: buildcfg.GOAMD64 >= 3 // result: (ANDNQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NOTQ { continue } y := v_1.Args[0] if !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64ANDNQ) v.AddArg2(x, y) return true } break } // match: (ANDQ x (NEGQ x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSIQ x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64NEGQ || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSIQ) v.AddArg(x) return true } break } // match: (ANDQ x (ADDQconst [-1] x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSRQ x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDQconst || auxIntToInt32(v_1.AuxInt) != -1 || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSRQ) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64ANDQconst(v *Value) bool { v_0 := v.Args[0] // match: (ANDQconst [c] x) // cond: isUint64PowerOfTwo(int64(^c)) && uint64(^c) >= 128 // result: (BTRQconst [int8(log32(^c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint64PowerOfTwo(int64(^c)) && uint64(^c) >= 128) { break } v.reset(OpAMD64BTRQconst) v.AuxInt = int8ToAuxInt(int8(log32(^c))) v.AddArg(x) return true } // match: (ANDQconst [c] (ANDQconst [d] x)) // result: (ANDQconst [c & d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ANDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ANDQconst) v.AuxInt = int32ToAuxInt(c & d) v.AddArg(x) return true } // match: (ANDQconst [c] (BTRQconst [d] x)) // cond: is32Bit(int64(c) &^ (1< [1<<8] (MOVBQZX x))) // result: (BSFQ (ORQconst [1<<8] x)) for { if v_0.Op != OpAMD64ORQconst { break } t := v_0.Type if auxIntToInt32(v_0.AuxInt) != 1<<8 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64MOVBQZX { break } x := v_0_0.Args[0] v.reset(OpAMD64BSFQ) v0 := b.NewValue0(v.Pos, OpAMD64ORQconst, t) v0.AuxInt = int32ToAuxInt(1 << 8) v0.AddArg(x) v.AddArg(v0) return true } // match: (BSFQ (ORQconst [1<<16] (MOVWQZX x))) // result: (BSFQ (ORQconst [1<<16] x)) for { if v_0.Op != OpAMD64ORQconst { break } t := v_0.Type if auxIntToInt32(v_0.AuxInt) != 1<<16 { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64MOVWQZX { break } x := v_0_0.Args[0] v.reset(OpAMD64BSFQ) v0 := b.NewValue0(v.Pos, OpAMD64ORQconst, t) v0.AuxInt = int32ToAuxInt(1 << 16) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueAMD64_OpAMD64BSWAPL(v *Value) bool { v_0 := v.Args[0] // match: (BSWAPL (BSWAPL p)) // result: p for { if v_0.Op != OpAMD64BSWAPL { break } p := v_0.Args[0] v.copyOf(p) return true } // match: (BSWAPL x:(MOVLload [i] {s} p mem)) // cond: x.Uses == 1 && buildcfg.GOAMD64 >= 3 // result: (MOVBELload [i] {s} p mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } i := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64MOVBELload) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } // match: (BSWAPL (MOVBELload [i] {s} p m)) // result: (MOVLload [i] {s} p m) for { if v_0.Op != OpAMD64MOVBELload { break } i := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) m := v_0.Args[1] p := v_0.Args[0] v.reset(OpAMD64MOVLload) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg2(p, m) return true } return false } func rewriteValueAMD64_OpAMD64BSWAPQ(v *Value) bool { v_0 := v.Args[0] // match: (BSWAPQ (BSWAPQ p)) // result: p for { if v_0.Op != OpAMD64BSWAPQ { break } p := v_0.Args[0] v.copyOf(p) return true } // match: (BSWAPQ x:(MOVQload [i] {s} p mem)) // cond: x.Uses == 1 && buildcfg.GOAMD64 >= 3 // result: (MOVBEQload [i] {s} p mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } i := auxIntToInt32(x.AuxInt) s := auxToSym(x.Aux) mem := x.Args[1] p := x.Args[0] if !(x.Uses == 1 && buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64MOVBEQload) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } // match: (BSWAPQ (MOVBEQload [i] {s} p m)) // result: (MOVQload [i] {s} p m) for { if v_0.Op != OpAMD64MOVBEQload { break } i := auxIntToInt32(v_0.AuxInt) s := auxToSym(v_0.Aux) m := v_0.Args[1] p := v_0.Args[0] v.reset(OpAMD64MOVQload) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg2(p, m) return true } return false } func rewriteValueAMD64_OpAMD64BTCLconst(v *Value) bool { v_0 := v.Args[0] // match: (BTCLconst [c] (XORLconst [d] x)) // result: (XORLconst [d ^ 1<d // result: (BTLconst [c-d] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64SHLQconst { break } d := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if !(c > d) { break } v.reset(OpAMD64BTLconst) v.AuxInt = int8ToAuxInt(c - d) v.AddArg(x) return true } // match: (BTLconst [0] s:(SHRQ x y)) // result: (BTQ y x) for { if auxIntToInt8(v.AuxInt) != 0 { break } s := v_0 if s.Op != OpAMD64SHRQ { break } y := s.Args[1] x := s.Args[0] v.reset(OpAMD64BTQ) v.AddArg2(y, x) return true } // match: (BTLconst [c] (SHRLconst [d] x)) // cond: (c+d)<32 // result: (BTLconst [c+d] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64SHRLconst { break } d := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if !((c + d) < 32) { break } v.reset(OpAMD64BTLconst) v.AuxInt = int8ToAuxInt(c + d) v.AddArg(x) return true } // match: (BTLconst [c] (SHLLconst [d] x)) // cond: c>d // result: (BTLconst [c-d] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64SHLLconst { break } d := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if !(c > d) { break } v.reset(OpAMD64BTLconst) v.AuxInt = int8ToAuxInt(c - d) v.AddArg(x) return true } // match: (BTLconst [0] s:(SHRL x y)) // result: (BTL y x) for { if auxIntToInt8(v.AuxInt) != 0 { break } s := v_0 if s.Op != OpAMD64SHRL { break } y := s.Args[1] x := s.Args[0] v.reset(OpAMD64BTL) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64BTQconst(v *Value) bool { v_0 := v.Args[0] // match: (BTQconst [c] (SHRQconst [d] x)) // cond: (c+d)<64 // result: (BTQconst [c+d] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64SHRQconst { break } d := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if !((c + d) < 64) { break } v.reset(OpAMD64BTQconst) v.AuxInt = int8ToAuxInt(c + d) v.AddArg(x) return true } // match: (BTQconst [c] (SHLQconst [d] x)) // cond: c>d // result: (BTQconst [c-d] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64SHLQconst { break } d := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if !(c > d) { break } v.reset(OpAMD64BTQconst) v.AuxInt = int8ToAuxInt(c - d) v.AddArg(x) return true } // match: (BTQconst [0] s:(SHRQ x y)) // result: (BTQ y x) for { if auxIntToInt8(v.AuxInt) != 0 { break } s := v_0 if s.Op != OpAMD64SHRQ { break } y := s.Args[1] x := s.Args[0] v.reset(OpAMD64BTQ) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64BTRLconst(v *Value) bool { v_0 := v.Args[0] // match: (BTRLconst [c] (BTSLconst [c] x)) // result: (BTRLconst [c] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64BTSLconst || auxIntToInt8(v_0.AuxInt) != c { break } x := v_0.Args[0] v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } // match: (BTRLconst [c] (BTCLconst [c] x)) // result: (BTRLconst [c] x) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64BTCLconst || auxIntToInt8(v_0.AuxInt) != c { break } x := v_0.Args[0] v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } // match: (BTRLconst [c] (ANDLconst [d] x)) // result: (ANDLconst [d &^ (1<uint8(y) // result: (FlagLT_UGT) for { y := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(int8(x) < y && uint8(x) > uint8(y)) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (CMPBconst (MOVLconst [x]) [y]) // cond: int8(x)>y && uint8(x) y && uint8(x) < uint8(y)) { break } v.reset(OpAMD64FlagGT_ULT) return true } // match: (CMPBconst (MOVLconst [x]) [y]) // cond: int8(x)>y && uint8(x)>uint8(y) // result: (FlagGT_UGT) for { y := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(int8(x) > y && uint8(x) > uint8(y)) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (CMPBconst (ANDLconst _ [m]) [n]) // cond: 0 <= int8(m) && int8(m) < n // result: (FlagLT_ULT) for { n := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64ANDLconst { break } m := auxIntToInt32(v_0.AuxInt) if !(0 <= int8(m) && int8(m) < n) { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPBconst a:(ANDL x y) [0]) // cond: a.Uses == 1 // result: (TESTB x y) for { if auxIntToInt8(v.AuxInt) != 0 { break } a := v_0 if a.Op != OpAMD64ANDL { break } y := a.Args[1] x := a.Args[0] if !(a.Uses == 1) { break } v.reset(OpAMD64TESTB) v.AddArg2(x, y) return true } // match: (CMPBconst a:(ANDLconst [c] x) [0]) // cond: a.Uses == 1 // result: (TESTBconst [int8(c)] x) for { if auxIntToInt8(v.AuxInt) != 0 { break } a := v_0 if a.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(a.AuxInt) x := a.Args[0] if !(a.Uses == 1) { break } v.reset(OpAMD64TESTBconst) v.AuxInt = int8ToAuxInt(int8(c)) v.AddArg(x) return true } // match: (CMPBconst x [0]) // result: (TESTB x x) for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.reset(OpAMD64TESTB) v.AddArg2(x, x) return true } // match: (CMPBconst l:(MOVBload {sym} [off] ptr mem) [c]) // cond: l.Uses == 1 && clobber(l) // result: @l.Block (CMPBconstload {sym} [makeValAndOff(int32(c),off)] ptr mem) for { c := auxIntToInt8(v.AuxInt) l := v_0 if l.Op != OpAMD64MOVBload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(l.Uses == 1 && clobber(l)) { break } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPBconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPBconstload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPBconstload [valoff1] {sym} (ADDQconst [off2] base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) // result: (CMPBconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2)) { break } v.reset(OpAMD64CMPBconstload) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(sym) v.AddArg2(base, mem) return true } // match: (CMPBconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2) // result: (CMPBconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64CMPBconstload) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPBload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPBload [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (CMPBload [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64CMPBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (CMPBload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (CMPBload [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64CMPBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (CMPBload {sym} [off] ptr (MOVLconst [c]) mem) // result: (CMPBconstload {sym} [makeValAndOff(int32(int8(c)),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) mem := v_2 v.reset(OpAMD64CMPBconstload) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int8(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (CMPL x (MOVLconst [c])) // result: (CMPLconst x [c]) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64CMPLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (CMPL (MOVLconst [c]) x) // result: (InvertFlags (CMPLconst x [c])) for { if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_1 v.reset(OpAMD64InvertFlags) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(c) v0.AddArg(x) v.AddArg(v0) return true } // match: (CMPL x y) // cond: canonLessThan(x,y) // result: (InvertFlags (CMPL y x)) for { x := v_0 y := v_1 if !(canonLessThan(x, y)) { break } v.reset(OpAMD64InvertFlags) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } // match: (CMPL l:(MOVLload {sym} [off] ptr mem) x) // cond: canMergeLoad(v, l) && clobber(l) // result: (CMPLload {sym} [off] ptr x mem) for { l := v_0 if l.Op != OpAMD64MOVLload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] x := v_1 if !(canMergeLoad(v, l) && clobber(l)) { break } v.reset(OpAMD64CMPLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (CMPL x l:(MOVLload {sym} [off] ptr mem)) // cond: canMergeLoad(v, l) && clobber(l) // result: (InvertFlags (CMPLload {sym} [off] ptr x mem)) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoad(v, l) && clobber(l)) { break } v.reset(OpAMD64InvertFlags) v0 := b.NewValue0(l.Pos, OpAMD64CMPLload, types.TypeFlags) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg3(ptr, x, mem) v.AddArg(v0) return true } return false } func rewriteValueAMD64_OpAMD64CMPLconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (CMPLconst (MOVLconst [x]) [y]) // cond: x==y // result: (FlagEQ) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(x == y) { break } v.reset(OpAMD64FlagEQ) return true } // match: (CMPLconst (MOVLconst [x]) [y]) // cond: xuint32(y) // result: (FlagLT_UGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(x < y && uint32(x) > uint32(y)) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (CMPLconst (MOVLconst [x]) [y]) // cond: x>y && uint32(x) y && uint32(x) < uint32(y)) { break } v.reset(OpAMD64FlagGT_ULT) return true } // match: (CMPLconst (MOVLconst [x]) [y]) // cond: x>y && uint32(x)>uint32(y) // result: (FlagGT_UGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(x > y && uint32(x) > uint32(y)) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (CMPLconst (SHRLconst _ [c]) [n]) // cond: 0 <= n && 0 < c && c <= 32 && (1<uint64(y) // result: (FlagLT_UGT) for { if v_0.Op != OpAMD64MOVQconst { break } x := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpAMD64MOVQconst { break } y := auxIntToInt64(v_1.AuxInt) if !(x < y && uint64(x) > uint64(y)) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (CMPQ (MOVQconst [x]) (MOVQconst [y])) // cond: x>y && uint64(x) y && uint64(x) < uint64(y)) { break } v.reset(OpAMD64FlagGT_ULT) return true } // match: (CMPQ (MOVQconst [x]) (MOVQconst [y])) // cond: x>y && uint64(x)>uint64(y) // result: (FlagGT_UGT) for { if v_0.Op != OpAMD64MOVQconst { break } x := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpAMD64MOVQconst { break } y := auxIntToInt64(v_1.AuxInt) if !(x > y && uint64(x) > uint64(y)) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (CMPQ l:(MOVQload {sym} [off] ptr mem) x) // cond: canMergeLoad(v, l) && clobber(l) // result: (CMPQload {sym} [off] ptr x mem) for { l := v_0 if l.Op != OpAMD64MOVQload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] x := v_1 if !(canMergeLoad(v, l) && clobber(l)) { break } v.reset(OpAMD64CMPQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (CMPQ x l:(MOVQload {sym} [off] ptr mem)) // cond: canMergeLoad(v, l) && clobber(l) // result: (InvertFlags (CMPQload {sym} [off] ptr x mem)) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoad(v, l) && clobber(l)) { break } v.reset(OpAMD64InvertFlags) v0 := b.NewValue0(l.Pos, OpAMD64CMPQload, types.TypeFlags) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg3(ptr, x, mem) v.AddArg(v0) return true } return false } func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (CMPQconst (NEGQ (ADDQconst [-16] (ANDQconst [15] _))) [32]) // result: (FlagLT_ULT) for { if auxIntToInt32(v.AuxInt) != 32 || v_0.Op != OpAMD64NEGQ { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_0_0.AuxInt) != -16 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_0_0.AuxInt) != 15 { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPQconst (NEGQ (ADDQconst [ -8] (ANDQconst [7] _))) [32]) // result: (FlagLT_ULT) for { if auxIntToInt32(v.AuxInt) != 32 || v_0.Op != OpAMD64NEGQ { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_0_0.AuxInt) != -8 { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_0_0.AuxInt) != 7 { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPQconst (MOVQconst [x]) [y]) // cond: x==int64(y) // result: (FlagEQ) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } x := auxIntToInt64(v_0.AuxInt) if !(x == int64(y)) { break } v.reset(OpAMD64FlagEQ) return true } // match: (CMPQconst (MOVQconst [x]) [y]) // cond: xuint64(int64(y)) // result: (FlagLT_UGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } x := auxIntToInt64(v_0.AuxInt) if !(x < int64(y) && uint64(x) > uint64(int64(y))) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (CMPQconst (MOVQconst [x]) [y]) // cond: x>int64(y) && uint64(x) int64(y) && uint64(x) < uint64(int64(y))) { break } v.reset(OpAMD64FlagGT_ULT) return true } // match: (CMPQconst (MOVQconst [x]) [y]) // cond: x>int64(y) && uint64(x)>uint64(int64(y)) // result: (FlagGT_UGT) for { y := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } x := auxIntToInt64(v_0.AuxInt) if !(x > int64(y) && uint64(x) > uint64(int64(y))) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (CMPQconst (MOVBQZX _) [c]) // cond: 0xFF < c // result: (FlagLT_ULT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVBQZX || !(0xFF < c) { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPQconst (MOVWQZX _) [c]) // cond: 0xFFFF < c // result: (FlagLT_ULT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVWQZX || !(0xFFFF < c) { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPQconst (SHRQconst _ [c]) [n]) // cond: 0 <= n && 0 < c && c <= 64 && (1<uint16(y) // result: (FlagLT_UGT) for { y := auxIntToInt16(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(int16(x) < y && uint16(x) > uint16(y)) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (CMPWconst (MOVLconst [x]) [y]) // cond: int16(x)>y && uint16(x) y && uint16(x) < uint16(y)) { break } v.reset(OpAMD64FlagGT_ULT) return true } // match: (CMPWconst (MOVLconst [x]) [y]) // cond: int16(x)>y && uint16(x)>uint16(y) // result: (FlagGT_UGT) for { y := auxIntToInt16(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } x := auxIntToInt32(v_0.AuxInt) if !(int16(x) > y && uint16(x) > uint16(y)) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (CMPWconst (ANDLconst _ [m]) [n]) // cond: 0 <= int16(m) && int16(m) < n // result: (FlagLT_ULT) for { n := auxIntToInt16(v.AuxInt) if v_0.Op != OpAMD64ANDLconst { break } m := auxIntToInt32(v_0.AuxInt) if !(0 <= int16(m) && int16(m) < n) { break } v.reset(OpAMD64FlagLT_ULT) return true } // match: (CMPWconst a:(ANDL x y) [0]) // cond: a.Uses == 1 // result: (TESTW x y) for { if auxIntToInt16(v.AuxInt) != 0 { break } a := v_0 if a.Op != OpAMD64ANDL { break } y := a.Args[1] x := a.Args[0] if !(a.Uses == 1) { break } v.reset(OpAMD64TESTW) v.AddArg2(x, y) return true } // match: (CMPWconst a:(ANDLconst [c] x) [0]) // cond: a.Uses == 1 // result: (TESTWconst [int16(c)] x) for { if auxIntToInt16(v.AuxInt) != 0 { break } a := v_0 if a.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(a.AuxInt) x := a.Args[0] if !(a.Uses == 1) { break } v.reset(OpAMD64TESTWconst) v.AuxInt = int16ToAuxInt(int16(c)) v.AddArg(x) return true } // match: (CMPWconst x [0]) // result: (TESTW x x) for { if auxIntToInt16(v.AuxInt) != 0 { break } x := v_0 v.reset(OpAMD64TESTW) v.AddArg2(x, x) return true } // match: (CMPWconst l:(MOVWload {sym} [off] ptr mem) [c]) // cond: l.Uses == 1 && clobber(l) // result: @l.Block (CMPWconstload {sym} [makeValAndOff(int32(c),off)] ptr mem) for { c := auxIntToInt16(v.AuxInt) l := v_0 if l.Op != OpAMD64MOVWload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(l.Uses == 1 && clobber(l)) { break } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPWconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPWconstload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPWconstload [valoff1] {sym} (ADDQconst [off2] base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) // result: (CMPWconstload [ValAndOff(valoff1).addOffset32(off2)] {sym} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2)) { break } v.reset(OpAMD64CMPWconstload) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(sym) v.AddArg2(base, mem) return true } // match: (CMPWconstload [valoff1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2) // result: (CMPWconstload [ValAndOff(valoff1).addOffset32(off2)] {mergeSym(sym1,sym2)} base mem) for { valoff1 := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(ValAndOff(valoff1).canAdd32(off2) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64CMPWconstload) v.AuxInt = valAndOffToAuxInt(ValAndOff(valoff1).addOffset32(off2)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPWload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPWload [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (CMPWload [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64CMPWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (CMPWload [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (CMPWload [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64CMPWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (CMPWload {sym} [off] ptr (MOVLconst [c]) mem) // result: (CMPWconstload {sym} [makeValAndOff(int32(int16(c)),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) mem := v_2 v.reset(OpAMD64CMPWconstload) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int16(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPXCHGLlock(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPXCHGLlock [off1] {sym} (ADDQconst [off2] ptr) old new_ mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (CMPXCHGLlock [off1+off2] {sym} ptr old new_ mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] old := v_1 new_ := v_2 mem := v_3 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64CMPXCHGLlock) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg4(ptr, old, new_, mem) return true } return false } func rewriteValueAMD64_OpAMD64CMPXCHGQlock(v *Value) bool { v_3 := v.Args[3] v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (CMPXCHGQlock [off1] {sym} (ADDQconst [off2] ptr) old new_ mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (CMPXCHGQlock [off1+off2] {sym} ptr old new_ mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] old := v_1 new_ := v_2 mem := v_3 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64CMPXCHGQlock) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg4(ptr, old, new_, mem) return true } return false } func rewriteValueAMD64_OpAMD64DIVSD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (DIVSD x l:(MOVSDload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (DIVSDload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVSDload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64DIVSDload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64DIVSDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (DIVSDload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (DIVSDload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64DIVSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (DIVSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (DIVSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64DIVSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } return false } func rewriteValueAMD64_OpAMD64DIVSS(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (DIVSS x l:(MOVSSload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (DIVSSload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVSSload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64DIVSSload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64DIVSSload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (DIVSSload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (DIVSSload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64DIVSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (DIVSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (DIVSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64DIVSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } return false } func rewriteValueAMD64_OpAMD64HMULL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (HMULL x y) // cond: !x.rematerializeable() && y.rematerializeable() // result: (HMULL y x) for { x := v_0 y := v_1 if !(!x.rematerializeable() && y.rematerializeable()) { break } v.reset(OpAMD64HMULL) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64HMULLU(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (HMULLU x y) // cond: !x.rematerializeable() && y.rematerializeable() // result: (HMULLU y x) for { x := v_0 y := v_1 if !(!x.rematerializeable() && y.rematerializeable()) { break } v.reset(OpAMD64HMULLU) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64HMULQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (HMULQ x y) // cond: !x.rematerializeable() && y.rematerializeable() // result: (HMULQ y x) for { x := v_0 y := v_1 if !(!x.rematerializeable() && y.rematerializeable()) { break } v.reset(OpAMD64HMULQ) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64HMULQU(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (HMULQU x y) // cond: !x.rematerializeable() && y.rematerializeable() // result: (HMULQU y x) for { x := v_0 y := v_1 if !(!x.rematerializeable() && y.rematerializeable()) { break } v.reset(OpAMD64HMULQU) v.AddArg2(y, x) return true } return false } func rewriteValueAMD64_OpAMD64LEAL(v *Value) bool { v_0 := v.Args[0] // match: (LEAL [c] {s} (ADDLconst [d] x)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAL [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAL) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (LEAL [c] {s} (ADDL x y)) // cond: x.Op != OpSB && y.Op != OpSB // result: (LEAL1 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { x := v_0_0 y := v_0_1 if !(x.Op != OpSB && y.Op != OpSB) { continue } v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } return false } func rewriteValueAMD64_OpAMD64LEAL1(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAL1 [c] {s} (ADDLconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAL1 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64ADDLconst { continue } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { continue } v.reset(OpAMD64LEAL1) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAL1 [c] {s} x (SHLLconst [1] y)) // result: (LEAL2 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL2) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAL1 [c] {s} x (SHLLconst [2] y)) // result: (LEAL4 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL4) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAL1 [c] {s} x (SHLLconst [3] y)) // result: (LEAL8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 3 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } return false } func rewriteValueAMD64_OpAMD64LEAL2(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAL2 [c] {s} (ADDLconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAL2 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAL2) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL2 [c] {s} x (ADDLconst [d] y)) // cond: is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB // result: (LEAL2 [c+2*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAL2) v.AuxInt = int32ToAuxInt(c + 2*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL2 [c] {s} x (SHLLconst [1] y)) // result: (LEAL4 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 { break } y := v_1.Args[0] v.reset(OpAMD64LEAL4) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL2 [c] {s} x (SHLLconst [2] y)) // result: (LEAL8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 2 { break } y := v_1.Args[0] v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64LEAL4(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAL4 [c] {s} (ADDLconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAL4 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAL4) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL4 [c] {s} x (ADDLconst [d] y)) // cond: is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB // result: (LEAL4 [c+4*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAL4) v.AuxInt = int32ToAuxInt(c + 4*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL4 [c] {s} x (SHLLconst [1] y)) // result: (LEAL8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLLconst || auxIntToInt8(v_1.AuxInt) != 1 { break } y := v_1.Args[0] v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64LEAL8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAL8 [c] {s} (ADDLconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAL8 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAL8 [c] {s} x (ADDLconst [d] y)) // cond: is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB // result: (LEAL8 [c+8*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDLconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAL8) v.AuxInt = int32ToAuxInt(c + 8*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64LEAQ(v *Value) bool { v_0 := v.Args[0] // match: (LEAQ [c] {s} (ADDQconst [d] x)) // cond: is32Bit(int64(c)+int64(d)) // result: (LEAQ [c+d] {s} x) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(c) + int64(d))) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg(x) return true } // match: (LEAQ [c] {s} (ADDQ x y)) // cond: x.Op != OpSB && y.Op != OpSB // result: (LEAQ1 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { x := v_0_0 y := v_0_1 if !(x.Op != OpSB && y.Op != OpSB) { continue } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAQ [off1] {sym1} (LEAQ [off2] {sym2} x)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ [off1+off2] {mergeSym(sym1,sym2)} x) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg(x) return true } // match: (LEAQ [off1] {sym1} (LEAQ1 [off2] {sym2} x y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ1 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ1 { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ [off1] {sym1} (LEAQ2 [off2] {sym2} x y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ2 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ2 { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ [off1] {sym1} (LEAQ4 [off2] {sym2} x y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ4 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ4 { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ [off1] {sym1} (LEAQ8 [off2] {sym2} x y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ8 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ8 { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) y := v_0.Args[1] x := v_0.Args[0] if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64LEAQ1(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAQ1 [c] {s} (ADDQconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAQ1 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64ADDQconst { continue } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { continue } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [c] {s} x (SHLQconst [1] y)) // result: (LEAQ2 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [c] {s} x (SHLQconst [2] y)) // result: (LEAQ4 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [c] {s} x (SHLQconst [3] y)) // result: (LEAQ8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 3 { continue } y := v_1.Args[0] v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [off1] {sym1} (LEAQ [off2] {sym2} x) y) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB // result: (LEAQ1 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64LEAQ { continue } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) { continue } v.reset(OpAMD64LEAQ1) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ2 [off1+off2] {mergeSym(sym1, sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64LEAQ1 { continue } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) y := v_1.Args[1] if y != v_1.Args[0] || !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { continue } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } break } // match: (LEAQ1 [off1] {sym1} x (LEAQ1 [off2] {sym2} x y)) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (LEAQ2 [off1+off2] {mergeSym(sym1, sym2)} y x) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64LEAQ1 { continue } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if x != v_1_0 { continue } y := v_1_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { continue } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(y, x) return true } } break } // match: (LEAQ1 [0] x y) // cond: v.Aux == nil // result: (ADDQ x y) for { if auxIntToInt32(v.AuxInt) != 0 { break } x := v_0 y := v_1 if !(v.Aux == nil) { break } v.reset(OpAMD64ADDQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64LEAQ2(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAQ2 [c] {s} (ADDQconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAQ2 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ2 [c] {s} x (ADDQconst [d] y)) // cond: is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB // result: (LEAQ2 [c+2*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+2*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(c + 2*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ2 [c] {s} x (SHLQconst [1] y)) // result: (LEAQ4 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 { break } y := v_1.Args[0] v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ2 [c] {s} x (SHLQconst [2] y)) // result: (LEAQ8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 2 { break } y := v_1.Args[0] v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ2 [off1] {sym1} (LEAQ [off2] {sym2} x) y) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB // result: (LEAQ2 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ2) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ2 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y)) // cond: is32Bit(int64(off1)+2*int64(off2)) && sym2 == nil // result: (LEAQ4 [off1+2*off2] {sym1} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64LEAQ1 { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) y := v_1.Args[1] if y != v_1.Args[0] || !(is32Bit(int64(off1)+2*int64(off2)) && sym2 == nil) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(off1 + 2*off2) v.Aux = symToAux(sym1) v.AddArg2(x, y) return true } // match: (LEAQ2 [off] {sym} x (MOVQconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*2) // result: (LEAQ [off+int32(scale)*2] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVQconst { break } scale := auxIntToInt64(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*2)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*2) v.Aux = symToAux(sym) v.AddArg(x) return true } // match: (LEAQ2 [off] {sym} x (MOVLconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*2) // result: (LEAQ [off+int32(scale)*2] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVLconst { break } scale := auxIntToInt32(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*2)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*2) v.Aux = symToAux(sym) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64LEAQ4(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAQ4 [c] {s} (ADDQconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAQ4 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ4 [c] {s} x (ADDQconst [d] y)) // cond: is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB // result: (LEAQ4 [c+4*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+4*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(c + 4*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ4 [c] {s} x (SHLQconst [1] y)) // result: (LEAQ8 [c] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64SHLQconst || auxIntToInt8(v_1.AuxInt) != 1 { break } y := v_1.Args[0] v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ4 [off1] {sym1} (LEAQ [off2] {sym2} x) y) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB // result: (LEAQ4 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ4) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ4 [off1] {sym1} x (LEAQ1 [off2] {sym2} y y)) // cond: is32Bit(int64(off1)+4*int64(off2)) && sym2 == nil // result: (LEAQ8 [off1+4*off2] {sym1} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64LEAQ1 { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) y := v_1.Args[1] if y != v_1.Args[0] || !(is32Bit(int64(off1)+4*int64(off2)) && sym2 == nil) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(off1 + 4*off2) v.Aux = symToAux(sym1) v.AddArg2(x, y) return true } // match: (LEAQ4 [off] {sym} x (MOVQconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*4) // result: (LEAQ [off+int32(scale)*4] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVQconst { break } scale := auxIntToInt64(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*4)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*4) v.Aux = symToAux(sym) v.AddArg(x) return true } // match: (LEAQ4 [off] {sym} x (MOVLconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*4) // result: (LEAQ [off+int32(scale)*4] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVLconst { break } scale := auxIntToInt32(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*4)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*4) v.Aux = symToAux(sym) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64LEAQ8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (LEAQ8 [c] {s} (ADDQconst [d] x) y) // cond: is32Bit(int64(c)+int64(d)) && x.Op != OpSB // result: (LEAQ8 [c+d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(c)+int64(d)) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c + d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ8 [c] {s} x (ADDQconst [d] y)) // cond: is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB // result: (LEAQ8 [c+8*d] {s} x y) for { c := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64ADDQconst { break } d := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(is32Bit(int64(c)+8*int64(d)) && y.Op != OpSB) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(c + 8*d) v.Aux = symToAux(s) v.AddArg2(x, y) return true } // match: (LEAQ8 [off1] {sym1} (LEAQ [off2] {sym2} x) y) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB // result: (LEAQ8 [off1+off2] {mergeSym(sym1,sym2)} x y) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) x := v_0.Args[0] y := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && x.Op != OpSB) { break } v.reset(OpAMD64LEAQ8) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(x, y) return true } // match: (LEAQ8 [off] {sym} x (MOVQconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*8) // result: (LEAQ [off+int32(scale)*8] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVQconst { break } scale := auxIntToInt64(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*8)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*8) v.Aux = symToAux(sym) v.AddArg(x) return true } // match: (LEAQ8 [off] {sym} x (MOVLconst [scale])) // cond: is32Bit(int64(off)+int64(scale)*8) // result: (LEAQ [off+int32(scale)*8] {sym} x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 if v_1.Op != OpAMD64MOVLconst { break } scale := auxIntToInt32(v_1.AuxInt) if !(is32Bit(int64(off) + int64(scale)*8)) { break } v.reset(OpAMD64LEAQ) v.AuxInt = int32ToAuxInt(off + int32(scale)*8) v.Aux = symToAux(sym) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVBELstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBELstore [i] {s} p (BSWAPL x) m) // result: (MOVLstore [i] {s} p x m) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64BSWAPL { break } x := v_1.Args[0] m := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, x, m) return true } return false } func rewriteValueAMD64_OpAMD64MOVBEQstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBEQstore [i] {s} p (BSWAPQ x) m) // result: (MOVQstore [i] {s} p x m) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64BSWAPQ { break } x := v_1.Args[0] m := v_2 v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, x, m) return true } return false } func rewriteValueAMD64_OpAMD64MOVBQSX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVBQSX x:(MOVBload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVBload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQSX x:(MOVWload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVWload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQSX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQSX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQSX (ANDLconst [c] x)) // cond: c & 0x80 == 0 // result: (ANDLconst [c & 0x7f] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(c&0x80 == 0) { break } v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & 0x7f) v.AddArg(x) return true } // match: (MOVBQSX (MOVBQSX x)) // result: (MOVBQSX x) for { if v_0.Op != OpAMD64MOVBQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQSX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVBQSXload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBQSXload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVBQSX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVBstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVBQSX) v.AddArg(x) return true } // match: (MOVBQSXload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBQSXload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVBQSXload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVBQZX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVBQZX x:(MOVBload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVBload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQZX x:(MOVWload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVWload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQZX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQZX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVBload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVBload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVBQZX x) // cond: zeroUpper56Bits(x,3) // result: x for { x := v_0 if !(zeroUpper56Bits(x, 3)) { break } v.copyOf(x) return true } // match: (MOVBQZX (ANDLconst [c] x)) // result: (ANDLconst [c & 0xff] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & 0xff) v.AddArg(x) return true } // match: (MOVBQZX (MOVBQZX x)) // result: (MOVBQZX x) for { if v_0.Op != OpAMD64MOVBQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQZX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVBatomicload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBatomicload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVBatomicload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVBatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBatomicload [off1] {sym1} (LEAQ [off2] {sym2} ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBatomicload [off1+off2] {mergeSym(sym1, sym2)} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVBatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVBload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVBQZX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVBstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVBQZX) v.AddArg(x) return true } // match: (MOVBload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVBload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVBload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVBload [off] {sym} (SB) _) // cond: symIsRO(sym) // result: (MOVLconst [int32(read8(sym, int64(off)))]) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpSB || !(symIsRO(sym)) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(int32(read8(sym, int64(off)))) return true } return false } func rewriteValueAMD64_OpAMD64MOVBstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVBstore [off] {sym} ptr y:(SETL x) mem) // cond: y.Uses == 1 // result: (SETLstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETL { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETLstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETLE x) mem) // cond: y.Uses == 1 // result: (SETLEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETLE { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETLEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETG x) mem) // cond: y.Uses == 1 // result: (SETGstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETG { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETGstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETGE x) mem) // cond: y.Uses == 1 // result: (SETGEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETGE { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETGEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETEQ x) mem) // cond: y.Uses == 1 // result: (SETEQstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETEQ { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETNE x) mem) // cond: y.Uses == 1 // result: (SETNEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETNE { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETB x) mem) // cond: y.Uses == 1 // result: (SETBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETB { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETBE x) mem) // cond: y.Uses == 1 // result: (SETBEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETBE { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETBEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETA x) mem) // cond: y.Uses == 1 // result: (SETAstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETA { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETAstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr y:(SETAE x) mem) // cond: y.Uses == 1 // result: (SETAEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SETAE { break } x := y.Args[0] mem := v_2 if !(y.Uses == 1) { break } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVBQSX x) mem) // result: (MOVBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVBQSX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVBQZX x) mem) // result: (MOVBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVBQZX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVBstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVBstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVLconst [c]) mem) // result: (MOVBstoreconst [makeValAndOff(int32(int8(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int8(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBstore [off] {sym} ptr (MOVQconst [c]) mem) // result: (MOVBstoreconst [makeValAndOff(int32(int8(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int8(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVBstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVBstore [i] {s} p w x0:(MOVBstore [i-1] {s} p (SHRWconst [8] w) mem)) // cond: x0.Uses == 1 && clobber(x0) // result: (MOVWstore [i-1] {s} p (ROLWconst [8] w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x0 := v_2 if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-1 || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] if p != x0.Args[0] { break } x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRWconst || auxIntToInt8(x0_1.AuxInt) != 8 || w != x0_1.Args[0] || !(x0.Uses == 1 && clobber(x0)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, w.Type) v0.AuxInt = int8ToAuxInt(8) v0.AddArg(w) v.AddArg3(p, v0, mem) return true } // match: (MOVBstore [i] {s} p1 w x0:(MOVBstore [i] {s} p0 (SHRWconst [8] w) mem)) // cond: x0.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x0) // result: (MOVWstore [i] {s} p0 (ROLWconst [8] w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 w := v_1 x0 := v_2 if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] p0 := x0.Args[0] x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRWconst || auxIntToInt8(x0_1.AuxInt) != 8 || w != x0_1.Args[0] || !(x0.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x0)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, w.Type) v0.AuxInt = int8ToAuxInt(8) v0.AddArg(w) v.AddArg3(p0, v0, mem) return true } // match: (MOVBstore [i] {s} p w x2:(MOVBstore [i-1] {s} p (SHRLconst [8] w) x1:(MOVBstore [i-2] {s} p (SHRLconst [16] w) x0:(MOVBstore [i-3] {s} p (SHRLconst [24] w) mem)))) // cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2) // result: (MOVLstore [i-3] {s} p (BSWAPL w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x2 := v_2 if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i-1 || auxToSym(x2.Aux) != s { break } _ = x2.Args[2] if p != x2.Args[0] { break } x2_1 := x2.Args[1] if x2_1.Op != OpAMD64SHRLconst || auxIntToInt8(x2_1.AuxInt) != 8 || w != x2_1.Args[0] { break } x1 := x2.Args[2] if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i-2 || auxToSym(x1.Aux) != s { break } _ = x1.Args[2] if p != x1.Args[0] { break } x1_1 := x1.Args[1] if x1_1.Op != OpAMD64SHRLconst || auxIntToInt8(x1_1.AuxInt) != 16 || w != x1_1.Args[0] { break } x0 := x1.Args[2] if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-3 || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] if p != x0.Args[0] { break } x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRLconst || auxIntToInt8(x0_1.AuxInt) != 24 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && clobber(x0, x1, x2)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 3) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, w.Type) v0.AddArg(w) v.AddArg3(p, v0, mem) return true } // match: (MOVBstore [i] {s} p3 w x2:(MOVBstore [i] {s} p2 (SHRLconst [8] w) x1:(MOVBstore [i] {s} p1 (SHRLconst [16] w) x0:(MOVBstore [i] {s} p0 (SHRLconst [24] w) mem)))) // cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && clobber(x0, x1, x2) // result: (MOVLstore [i] {s} p0 (BSWAPL w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p3 := v_0 w := v_1 x2 := v_2 if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i || auxToSym(x2.Aux) != s { break } _ = x2.Args[2] p2 := x2.Args[0] x2_1 := x2.Args[1] if x2_1.Op != OpAMD64SHRLconst || auxIntToInt8(x2_1.AuxInt) != 8 || w != x2_1.Args[0] { break } x1 := x2.Args[2] if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { break } _ = x1.Args[2] p1 := x1.Args[0] x1_1 := x1.Args[1] if x1_1.Op != OpAMD64SHRLconst || auxIntToInt8(x1_1.AuxInt) != 16 || w != x1_1.Args[0] { break } x0 := x1.Args[2] if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] p0 := x0.Args[0] x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRLconst || auxIntToInt8(x0_1.AuxInt) != 24 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && clobber(x0, x1, x2)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, w.Type) v0.AddArg(w) v.AddArg3(p0, v0, mem) return true } // match: (MOVBstore [i] {s} p w x6:(MOVBstore [i-1] {s} p (SHRQconst [8] w) x5:(MOVBstore [i-2] {s} p (SHRQconst [16] w) x4:(MOVBstore [i-3] {s} p (SHRQconst [24] w) x3:(MOVBstore [i-4] {s} p (SHRQconst [32] w) x2:(MOVBstore [i-5] {s} p (SHRQconst [40] w) x1:(MOVBstore [i-6] {s} p (SHRQconst [48] w) x0:(MOVBstore [i-7] {s} p (SHRQconst [56] w) mem)))))))) // 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) // result: (MOVQstore [i-7] {s} p (BSWAPQ w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x6 := v_2 if x6.Op != OpAMD64MOVBstore || auxIntToInt32(x6.AuxInt) != i-1 || auxToSym(x6.Aux) != s { break } _ = x6.Args[2] if p != x6.Args[0] { break } x6_1 := x6.Args[1] if x6_1.Op != OpAMD64SHRQconst || auxIntToInt8(x6_1.AuxInt) != 8 || w != x6_1.Args[0] { break } x5 := x6.Args[2] if x5.Op != OpAMD64MOVBstore || auxIntToInt32(x5.AuxInt) != i-2 || auxToSym(x5.Aux) != s { break } _ = x5.Args[2] if p != x5.Args[0] { break } x5_1 := x5.Args[1] if x5_1.Op != OpAMD64SHRQconst || auxIntToInt8(x5_1.AuxInt) != 16 || w != x5_1.Args[0] { break } x4 := x5.Args[2] if x4.Op != OpAMD64MOVBstore || auxIntToInt32(x4.AuxInt) != i-3 || auxToSym(x4.Aux) != s { break } _ = x4.Args[2] if p != x4.Args[0] { break } x4_1 := x4.Args[1] if x4_1.Op != OpAMD64SHRQconst || auxIntToInt8(x4_1.AuxInt) != 24 || w != x4_1.Args[0] { break } x3 := x4.Args[2] if x3.Op != OpAMD64MOVBstore || auxIntToInt32(x3.AuxInt) != i-4 || auxToSym(x3.Aux) != s { break } _ = x3.Args[2] if p != x3.Args[0] { break } x3_1 := x3.Args[1] if x3_1.Op != OpAMD64SHRQconst || auxIntToInt8(x3_1.AuxInt) != 32 || w != x3_1.Args[0] { break } x2 := x3.Args[2] if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i-5 || auxToSym(x2.Aux) != s { break } _ = x2.Args[2] if p != x2.Args[0] { break } x2_1 := x2.Args[1] if x2_1.Op != OpAMD64SHRQconst || auxIntToInt8(x2_1.AuxInt) != 40 || w != x2_1.Args[0] { break } x1 := x2.Args[2] if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i-6 || auxToSym(x1.Aux) != s { break } _ = x1.Args[2] if p != x1.Args[0] { break } x1_1 := x1.Args[1] if x1_1.Op != OpAMD64SHRQconst || auxIntToInt8(x1_1.AuxInt) != 48 || w != x1_1.Args[0] { break } x0 := x1.Args[2] if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i-7 || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] if p != x0.Args[0] { break } x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRQconst || auxIntToInt8(x0_1.AuxInt) != 56 || w != x0_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)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i - 7) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, w.Type) v0.AddArg(w) v.AddArg3(p, v0, mem) return true } // match: (MOVBstore [i] {s} p7 w x6:(MOVBstore [i] {s} p6 (SHRQconst [8] w) x5:(MOVBstore [i] {s} p5 (SHRQconst [16] w) x4:(MOVBstore [i] {s} p4 (SHRQconst [24] w) x3:(MOVBstore [i] {s} p3 (SHRQconst [32] w) x2:(MOVBstore [i] {s} p2 (SHRQconst [40] w) x1:(MOVBstore [i] {s} p1 (SHRQconst [48] w) x0:(MOVBstore [i] {s} p0 (SHRQconst [56] w) mem)))))))) // cond: x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && sequentialAddresses(p3, p4, 1) && sequentialAddresses(p4, p5, 1) && sequentialAddresses(p5, p6, 1) && sequentialAddresses(p6, p7, 1) && clobber(x0, x1, x2, x3, x4, x5, x6) // result: (MOVQstore [i] {s} p0 (BSWAPQ w) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p7 := v_0 w := v_1 x6 := v_2 if x6.Op != OpAMD64MOVBstore || auxIntToInt32(x6.AuxInt) != i || auxToSym(x6.Aux) != s { break } _ = x6.Args[2] p6 := x6.Args[0] x6_1 := x6.Args[1] if x6_1.Op != OpAMD64SHRQconst || auxIntToInt8(x6_1.AuxInt) != 8 || w != x6_1.Args[0] { break } x5 := x6.Args[2] if x5.Op != OpAMD64MOVBstore || auxIntToInt32(x5.AuxInt) != i || auxToSym(x5.Aux) != s { break } _ = x5.Args[2] p5 := x5.Args[0] x5_1 := x5.Args[1] if x5_1.Op != OpAMD64SHRQconst || auxIntToInt8(x5_1.AuxInt) != 16 || w != x5_1.Args[0] { break } x4 := x5.Args[2] if x4.Op != OpAMD64MOVBstore || auxIntToInt32(x4.AuxInt) != i || auxToSym(x4.Aux) != s { break } _ = x4.Args[2] p4 := x4.Args[0] x4_1 := x4.Args[1] if x4_1.Op != OpAMD64SHRQconst || auxIntToInt8(x4_1.AuxInt) != 24 || w != x4_1.Args[0] { break } x3 := x4.Args[2] if x3.Op != OpAMD64MOVBstore || auxIntToInt32(x3.AuxInt) != i || auxToSym(x3.Aux) != s { break } _ = x3.Args[2] p3 := x3.Args[0] x3_1 := x3.Args[1] if x3_1.Op != OpAMD64SHRQconst || auxIntToInt8(x3_1.AuxInt) != 32 || w != x3_1.Args[0] { break } x2 := x3.Args[2] if x2.Op != OpAMD64MOVBstore || auxIntToInt32(x2.AuxInt) != i || auxToSym(x2.Aux) != s { break } _ = x2.Args[2] p2 := x2.Args[0] x2_1 := x2.Args[1] if x2_1.Op != OpAMD64SHRQconst || auxIntToInt8(x2_1.AuxInt) != 40 || w != x2_1.Args[0] { break } x1 := x2.Args[2] if x1.Op != OpAMD64MOVBstore || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { break } _ = x1.Args[2] p1 := x1.Args[0] x1_1 := x1.Args[1] if x1_1.Op != OpAMD64SHRQconst || auxIntToInt8(x1_1.AuxInt) != 48 || w != x1_1.Args[0] { break } x0 := x1.Args[2] if x0.Op != OpAMD64MOVBstore || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { break } mem := x0.Args[2] p0 := x0.Args[0] x0_1 := x0.Args[1] if x0_1.Op != OpAMD64SHRQconst || auxIntToInt8(x0_1.AuxInt) != 56 || w != x0_1.Args[0] || !(x0.Uses == 1 && x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && x4.Uses == 1 && x5.Uses == 1 && x6.Uses == 1 && sequentialAddresses(p0, p1, 1) && sequentialAddresses(p1, p2, 1) && sequentialAddresses(p2, p3, 1) && sequentialAddresses(p3, p4, 1) && sequentialAddresses(p4, p5, 1) && sequentialAddresses(p5, p6, 1) && sequentialAddresses(p6, p7, 1) && clobber(x0, x1, x2, x3, x4, x5, x6)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, w.Type) v0.AddArg(w) v.AddArg3(p0, v0, mem) return true } // match: (MOVBstore [i] {s} p (SHRWconst [8] w) x:(MOVBstore [i-1] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i-1] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRWconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p (SHRLconst [8] w) x:(MOVBstore [i-1] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i-1] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p (SHRQconst [8] w) x:(MOVBstore [i-1] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i-1] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRWconst [8] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } x_1 := x.Args[1] if x_1.Op != OpAMD64SHRWconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRLconst [8] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } x_1 := x.Args[1] if x_1.Op != OpAMD64SHRLconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p w x:(MOVBstore [i+1] {s} p (SHRQconst [8] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i+1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } x_1 := x.Args[1] if x_1.Op != OpAMD64SHRQconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVBstore [i] {s} p (SHRLconst [j] w) x:(MOVBstore [i-1] {s} p w0:(SHRLconst [j-8] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i-1] {s} p w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRLconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v.AddArg3(p, w0, mem) return true } // match: (MOVBstore [i] {s} p (SHRQconst [j] w) x:(MOVBstore [i-1] {s} p w0:(SHRQconst [j-8] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVWstore [i-1] {s} p w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i-1 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v.AddArg3(p, w0, mem) return true } // match: (MOVBstore [i] {s} p1 (SHRWconst [8] w) x:(MOVBstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRWconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p1 (SHRLconst [8] w) x:(MOVBstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p1 (SHRQconst [8] w) x:(MOVBstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 8 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRWconst [8] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p0 := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p1 := x.Args[0] x_1 := x.Args[1] if x_1.Op != OpAMD64SHRWconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRLconst [8] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p0 := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p1 := x.Args[0] x_1 := x.Args[1] if x_1.Op != OpAMD64SHRLconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p0 w x:(MOVBstore [i] {s} p1 (SHRQconst [8] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p0 := v_0 w := v_1 x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p1 := x.Args[0] x_1 := x.Args[1] if x_1.Op != OpAMD64SHRQconst || auxIntToInt8(x_1.AuxInt) != 8 || w != x_1.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVBstore [i] {s} p1 (SHRLconst [j] w) x:(MOVBstore [i] {s} p0 w0:(SHRLconst [j-8] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRLconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] w0 := x.Args[1] if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w0, mem) return true } // match: (MOVBstore [i] {s} p1 (SHRQconst [j] w) x:(MOVBstore [i] {s} p0 w0:(SHRQconst [j-8] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x) // result: (MOVWstore [i] {s} p0 w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVBstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-8 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 1) && clobber(x)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w0, mem) return true } // match: (MOVBstore [7] {s} p1 (SHRQconst [56] w) x1:(MOVWstore [5] {s} p1 (SHRQconst [40] w) x2:(MOVLstore [1] {s} p1 (SHRQconst [8] w) x3:(MOVBstore [0] {s} p1 w mem)))) // cond: x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && clobber(x1, x2, x3) // result: (MOVQstore {s} p1 w mem) for { if auxIntToInt32(v.AuxInt) != 7 { break } s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 56 { break } w := v_1.Args[0] x1 := v_2 if x1.Op != OpAMD64MOVWstore || auxIntToInt32(x1.AuxInt) != 5 || auxToSym(x1.Aux) != s { break } _ = x1.Args[2] if p1 != x1.Args[0] { break } x1_1 := x1.Args[1] if x1_1.Op != OpAMD64SHRQconst || auxIntToInt8(x1_1.AuxInt) != 40 || w != x1_1.Args[0] { break } x2 := x1.Args[2] if x2.Op != OpAMD64MOVLstore || auxIntToInt32(x2.AuxInt) != 1 || auxToSym(x2.Aux) != s { break } _ = x2.Args[2] if p1 != x2.Args[0] { break } x2_1 := x2.Args[1] if x2_1.Op != OpAMD64SHRQconst || auxIntToInt8(x2_1.AuxInt) != 8 || w != x2_1.Args[0] { break } x3 := x2.Args[2] if x3.Op != OpAMD64MOVBstore || auxIntToInt32(x3.AuxInt) != 0 || auxToSym(x3.Aux) != s { break } mem := x3.Args[2] if p1 != x3.Args[0] || w != x3.Args[1] || !(x1.Uses == 1 && x2.Uses == 1 && x3.Uses == 1 && clobber(x1, x2, x3)) { break } v.reset(OpAMD64MOVQstore) v.Aux = symToAux(s) v.AddArg3(p1, w, mem) return true } // match: (MOVBstore [i] {s} p x1:(MOVBload [j] {s2} p2 mem) mem2:(MOVBstore [i-1] {s} p x2:(MOVBload [j-1] {s2} p2 mem) mem)) // cond: x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2) // result: (MOVWstore [i-1] {s} p (MOVWload [j-1] {s2} p2 mem) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x1 := v_1 if x1.Op != OpAMD64MOVBload { break } j := auxIntToInt32(x1.AuxInt) s2 := auxToSym(x1.Aux) mem := x1.Args[1] p2 := x1.Args[0] mem2 := v_2 if mem2.Op != OpAMD64MOVBstore || auxIntToInt32(mem2.AuxInt) != i-1 || auxToSym(mem2.Aux) != s { break } _ = mem2.Args[2] if p != mem2.Args[0] { break } x2 := mem2.Args[1] if x2.Op != OpAMD64MOVBload || auxIntToInt32(x2.AuxInt) != j-1 || auxToSym(x2.Aux) != s2 { break } _ = x2.Args[1] if p2 != x2.Args[0] || mem != x2.Args[1] || mem != mem2.Args[2] || !(x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(i - 1) v.Aux = symToAux(s) v0 := b.NewValue0(x2.Pos, OpAMD64MOVWload, typ.UInt16) v0.AuxInt = int32ToAuxInt(j - 1) v0.Aux = symToAux(s2) v0.AddArg2(p2, mem) v.AddArg3(p, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVBstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVBstoreconst [sc] {s} (ADDQconst [off] ptr) mem) // cond: ValAndOff(sc).canAdd32(off) // result: (MOVBstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVBstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem) // cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off) // result: (MOVBstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } // match: (MOVBstoreconst [c] {s} p x:(MOVBstoreconst [a] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 1 == c.Off() && clobber(x) // result: (MOVWstoreconst [makeValAndOff(a.Val()&0xff | c.Val()<<8, a.Off())] {s} p mem) for { c := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVBstoreconst { break } a := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+1 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(a.Val()&0xff|c.Val()<<8, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } // match: (MOVBstoreconst [a] {s} p x:(MOVBstoreconst [c] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 1 == c.Off() && clobber(x) // result: (MOVWstoreconst [makeValAndOff(a.Val()&0xff | c.Val()<<8, a.Off())] {s} p mem) for { a := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVBstoreconst { break } c := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+1 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(a.Val()&0xff|c.Val()<<8, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVLQSX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVLQSX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVLQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVLQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVLQSX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVLQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVLQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVLQSX (ANDLconst [c] x)) // cond: uint32(c) & 0x80000000 == 0 // result: (ANDLconst [c & 0x7fffffff] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(uint32(c)&0x80000000 == 0) { break } v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & 0x7fffffff) v.AddArg(x) return true } // match: (MOVLQSX (MOVLQSX x)) // result: (MOVLQSX x) for { if v_0.Op != OpAMD64MOVLQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVLQSX) v.AddArg(x) return true } // match: (MOVLQSX (MOVWQSX x)) // result: (MOVWQSX x) for { if v_0.Op != OpAMD64MOVWQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVWQSX) v.AddArg(x) return true } // match: (MOVLQSX (MOVBQSX x)) // result: (MOVBQSX x) for { if v_0.Op != OpAMD64MOVBQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQSX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVLQSXload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVLQSXload [off] {sym} ptr (MOVLstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVLQSX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVLQSX) v.AddArg(x) return true } // match: (MOVLQSXload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVLQSXload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVLQSXload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVLQZX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVLQZX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVLload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVLload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVLQZX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVLload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVLload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVLQZX x) // cond: zeroUpper32Bits(x,3) // result: x for { x := v_0 if !(zeroUpper32Bits(x, 3)) { break } v.copyOf(x) return true } // match: (MOVLQZX (ANDLconst [c] x)) // result: (ANDLconst [c] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (MOVLQZX (MOVLQZX x)) // result: (MOVLQZX x) for { if v_0.Op != OpAMD64MOVLQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVLQZX) v.AddArg(x) return true } // match: (MOVLQZX (MOVWQZX x)) // result: (MOVWQZX x) for { if v_0.Op != OpAMD64MOVWQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVWQZX) v.AddArg(x) return true } // match: (MOVLQZX (MOVBQZX x)) // result: (MOVBQZX x) for { if v_0.Op != OpAMD64MOVBQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQZX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVLatomicload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVLatomicload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVLatomicload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVLatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLatomicload [off1] {sym1} (LEAQ [off2] {sym2} ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVLatomicload [off1+off2] {mergeSym(sym1, sym2)} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVLatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVLf2i(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVLf2i (Arg [off] {sym})) // cond: t.Size() == u.Size() // result: @b.Func.Entry (Arg [off] {sym}) for { t := v.Type if v_0.Op != OpArg { break } u := v_0.Type off := auxIntToInt32(v_0.AuxInt) sym := auxToSym(v_0.Aux) if !(t.Size() == u.Size()) { break } b = b.Func.Entry v0 := b.NewValue0(v.Pos, OpArg, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) return true } return false } func rewriteValueAMD64_OpAMD64MOVLi2f(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVLi2f (Arg [off] {sym})) // cond: t.Size() == u.Size() // result: @b.Func.Entry (Arg [off] {sym}) for { t := v.Type if v_0.Op != OpArg { break } u := v_0.Type off := auxIntToInt32(v_0.AuxInt) sym := auxToSym(v_0.Aux) if !(t.Size() == u.Size()) { break } b = b.Func.Entry v0 := b.NewValue0(v.Pos, OpArg, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) return true } return false } func rewriteValueAMD64_OpAMD64MOVLload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config // match: (MOVLload [off] {sym} ptr (MOVLstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVLQZX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVLQZX) v.AddArg(x) return true } // match: (MOVLload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVLload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVLload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVLload [off] {sym} ptr (MOVSSstore [off] {sym} ptr val _)) // result: (MOVLf2i val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVSSstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpAMD64MOVLf2i) v.AddArg(val) return true } // match: (MOVLload [off] {sym} (SB) _) // cond: symIsRO(sym) // result: (MOVQconst [int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder))]) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpSB || !(symIsRO(sym)) { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(read32(sym, int64(off), config.ctxt.Arch.ByteOrder))) return true } return false } func rewriteValueAMD64_OpAMD64MOVLstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVLstore [off] {sym} ptr (MOVLQSX x) mem) // result: (MOVLstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLQSX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore [off] {sym} ptr (MOVLQZX x) mem) // result: (MOVLstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLQZX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVLstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVLstore [off] {sym} ptr (MOVLconst [c]) mem) // result: (MOVLstoreconst [makeValAndOff(int32(c),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off] {sym} ptr (MOVQconst [c]) mem) // result: (MOVLstoreconst [makeValAndOff(int32(c),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVLstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVLstore [i] {s} p (SHRQconst [32] w) x:(MOVLstore [i-4] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVQstore [i-4] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 32 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i - 4) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVLstore [i] {s} p (SHRQconst [j] w) x:(MOVLstore [i-4] {s} p w0:(SHRQconst [j-32] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVQstore [i-4] {s} p w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i-4 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i - 4) v.Aux = symToAux(s) v.AddArg3(p, w0, mem) return true } // match: (MOVLstore [i] {s} p1 (SHRQconst [32] w) x:(MOVLstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x) // result: (MOVQstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 32 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVLstore [i] {s} p1 (SHRQconst [j] w) x:(MOVLstore [i] {s} p0 w0:(SHRQconst [j-32] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x) // result: (MOVQstore [i] {s} p0 w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVLstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-32 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 4) && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w0, mem) return true } // match: (MOVLstore [i] {s} p x1:(MOVLload [j] {s2} p2 mem) mem2:(MOVLstore [i-4] {s} p x2:(MOVLload [j-4] {s2} p2 mem) mem)) // cond: x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2) // result: (MOVQstore [i-4] {s} p (MOVQload [j-4] {s2} p2 mem) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x1 := v_1 if x1.Op != OpAMD64MOVLload { break } j := auxIntToInt32(x1.AuxInt) s2 := auxToSym(x1.Aux) mem := x1.Args[1] p2 := x1.Args[0] mem2 := v_2 if mem2.Op != OpAMD64MOVLstore || auxIntToInt32(mem2.AuxInt) != i-4 || auxToSym(mem2.Aux) != s { break } _ = mem2.Args[2] if p != mem2.Args[0] { break } x2 := mem2.Args[1] if x2.Op != OpAMD64MOVLload || auxIntToInt32(x2.AuxInt) != j-4 || auxToSym(x2.Aux) != s2 { break } _ = x2.Args[1] if p2 != x2.Args[0] || mem != x2.Args[1] || mem != mem2.Args[2] || !(x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(i - 4) v.Aux = symToAux(s) v0 := b.NewValue0(x2.Pos, OpAMD64MOVQload, typ.UInt64) v0.AuxInt = int32ToAuxInt(j - 4) v0.Aux = symToAux(s2) v0.AddArg2(p2, mem) v.AddArg3(p, v0, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(ADDLload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ADDLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ADDLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ADDLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(ANDLload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ANDLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ANDLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ANDLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(ORLload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ORLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ORLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ORLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(XORLload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (XORLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64XORLload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64XORLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(ADDL l:(MOVLload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ADDLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ADDL { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ADDLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVLstore {sym} [off] ptr y:(SUBL l:(MOVLload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (SUBLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SUBL { break } x := y.Args[1] l := y.Args[0] if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { break } v.reset(OpAMD64SUBLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVLstore {sym} [off] ptr y:(ANDL l:(MOVLload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ANDLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ANDL { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ANDLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVLstore {sym} [off] ptr y:(ORL l:(MOVLload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ORLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ORL { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ORLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVLstore {sym} [off] ptr y:(XORL l:(MOVLload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (XORLmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64XORL { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64XORLmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVLstore [off] {sym} ptr a:(ADDLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ADDLconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ADDLconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off] {sym} ptr a:(ANDLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ANDLconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ANDLconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off] {sym} ptr a:(ORLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ORLconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ORLconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ORLconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off] {sym} ptr a:(XORLconst [c] l:(MOVLload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (XORLconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64XORLconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVLload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64XORLconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVLstore [off] {sym} ptr (MOVLf2i val) mem) // result: (MOVSSstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLf2i { break } val := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVSSstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVLstore [i] {s} p x:(BSWAPL w) mem) // cond: x.Uses == 1 && buildcfg.GOAMD64 >= 3 // result: (MOVBELstore [i] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64BSWAPL { break } w := x.Args[0] mem := v_2 if !(x.Uses == 1 && buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64MOVBELstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVLstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVLstoreconst [sc] {s} (ADDQconst [off] ptr) mem) // cond: ValAndOff(sc).canAdd32(off) // result: (MOVLstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVLstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem) // cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off) // result: (MOVLstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } // match: (MOVLstoreconst [c] {s} p x:(MOVLstoreconst [a] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 4 == c.Off() && clobber(x) // result: (MOVQstore [a.Off()] {s} p (MOVQconst [a.Val64()&0xffffffff | c.Val64()<<32]) mem) for { c := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVLstoreconst { break } a := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+4 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(a.Off()) v.Aux = symToAux(s) v0 := b.NewValue0(x.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(a.Val64()&0xffffffff | c.Val64()<<32) v.AddArg3(p, v0, mem) return true } // match: (MOVLstoreconst [a] {s} p x:(MOVLstoreconst [c] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 4 == c.Off() && clobber(x) // result: (MOVQstore [a.Off()] {s} p (MOVQconst [a.Val64()&0xffffffff | c.Val64()<<32]) mem) for { a := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVLstoreconst { break } c := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+4 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(a.Off()) v.Aux = symToAux(s) v0 := b.NewValue0(x.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(a.Val64()&0xffffffff | c.Val64()<<32) v.AddArg3(p, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVOload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVOload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVOload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVOload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVOload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVOload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVOload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVOstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config typ := &b.Func.Config.Types // match: (MOVOstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVOstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVOstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVOstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVOstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVOstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVOstore [dstOff] {dstSym} ptr (MOVOload [srcOff] {srcSym} (SB) _) mem) // cond: symIsRO(srcSym) // result: (MOVQstore [dstOff+8] {dstSym} ptr (MOVQconst [int64(read64(srcSym, int64(srcOff)+8, config.ctxt.Arch.ByteOrder))]) (MOVQstore [dstOff] {dstSym} ptr (MOVQconst [int64(read64(srcSym, int64(srcOff), config.ctxt.Arch.ByteOrder))]) mem)) for { dstOff := auxIntToInt32(v.AuxInt) dstSym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVOload { break } srcOff := auxIntToInt32(v_1.AuxInt) srcSym := auxToSym(v_1.Aux) v_1_0 := v_1.Args[0] if v_1_0.Op != OpSB { break } mem := v_2 if !(symIsRO(srcSym)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(dstOff + 8) v.Aux = symToAux(dstSym) v0 := b.NewValue0(v_1.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(int64(read64(srcSym, int64(srcOff)+8, config.ctxt.Arch.ByteOrder))) v1 := b.NewValue0(v_1.Pos, OpAMD64MOVQstore, types.TypeMem) v1.AuxInt = int32ToAuxInt(dstOff) v1.Aux = symToAux(dstSym) v2 := b.NewValue0(v_1.Pos, OpAMD64MOVQconst, typ.UInt64) v2.AuxInt = int64ToAuxInt(int64(read64(srcSym, int64(srcOff), config.ctxt.Arch.ByteOrder))) v1.AddArg3(ptr, v2, mem) v.AddArg3(ptr, v0, v1) return true } return false } func rewriteValueAMD64_OpAMD64MOVOstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVOstoreconst [sc] {s} (ADDQconst [off] ptr) mem) // cond: ValAndOff(sc).canAdd32(off) // result: (MOVOstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVOstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem) // cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off) // result: (MOVOstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVQatomicload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVQatomicload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVQatomicload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVQatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQatomicload [off1] {sym1} (LEAQ [off2] {sym2} ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVQatomicload [off1+off2] {mergeSym(sym1, sym2)} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVQatomicload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVQf2i(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVQf2i (Arg [off] {sym})) // cond: t.Size() == u.Size() // result: @b.Func.Entry (Arg [off] {sym}) for { t := v.Type if v_0.Op != OpArg { break } u := v_0.Type off := auxIntToInt32(v_0.AuxInt) sym := auxToSym(v_0.Aux) if !(t.Size() == u.Size()) { break } b = b.Func.Entry v0 := b.NewValue0(v.Pos, OpArg, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) return true } return false } func rewriteValueAMD64_OpAMD64MOVQi2f(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVQi2f (Arg [off] {sym})) // cond: t.Size() == u.Size() // result: @b.Func.Entry (Arg [off] {sym}) for { t := v.Type if v_0.Op != OpArg { break } u := v_0.Type off := auxIntToInt32(v_0.AuxInt) sym := auxToSym(v_0.Aux) if !(t.Size() == u.Size()) { break } b = b.Func.Entry v0 := b.NewValue0(v.Pos, OpArg, t) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) return true } return false } func rewriteValueAMD64_OpAMD64MOVQload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config // match: (MOVQload [off] {sym} ptr (MOVQstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: x for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.copyOf(x) return true } // match: (MOVQload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVQload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVQload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVQload [off] {sym} ptr (MOVSDstore [off] {sym} ptr val _)) // result: (MOVQf2i val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVSDstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpAMD64MOVQf2i) v.AddArg(val) return true } // match: (MOVQload [off] {sym} (SB) _) // cond: symIsRO(sym) // result: (MOVQconst [int64(read64(sym, int64(off), config.ctxt.Arch.ByteOrder))]) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpSB || !(symIsRO(sym)) { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(read64(sym, int64(off), config.ctxt.Arch.ByteOrder))) return true } return false } func rewriteValueAMD64_OpAMD64MOVQstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVQstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVQstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVQstore [off] {sym} ptr (MOVQconst [c]) mem) // cond: validVal(c) // result: (MOVQstoreconst [makeValAndOff(int32(c),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 if !(validVal(c)) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVQstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(ADDQload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ADDQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ADDQload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ADDQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(ANDQload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ANDQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ANDQload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ANDQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(ORQload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (ORQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ORQload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64ORQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(XORQload x [off] {sym} ptr mem) mem) // cond: y.Uses==1 && clobber(y) // result: (XORQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64XORQload || auxIntToInt32(y.AuxInt) != off || auxToSym(y.Aux) != sym { break } mem := y.Args[2] x := y.Args[0] if ptr != y.Args[1] || mem != v_2 || !(y.Uses == 1 && clobber(y)) { break } v.reset(OpAMD64XORQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(ADDQ l:(MOVQload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ADDQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ADDQ { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ADDQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVQstore {sym} [off] ptr y:(SUBQ l:(MOVQload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (SUBQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64SUBQ { break } x := y.Args[1] l := y.Args[0] if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] if ptr != l.Args[0] || mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { break } v.reset(OpAMD64SUBQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVQstore {sym} [off] ptr y:(ANDQ l:(MOVQload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ANDQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ANDQ { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ANDQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVQstore {sym} [off] ptr y:(ORQ l:(MOVQload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (ORQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64ORQ { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64ORQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVQstore {sym} [off] ptr y:(XORQ l:(MOVQload [off] {sym} ptr mem) x) mem) // cond: y.Uses==1 && l.Uses==1 && clobber(y, l) // result: (XORQmodify [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 y := v_1 if y.Op != OpAMD64XORQ { break } _ = y.Args[1] y_0 := y.Args[0] y_1 := y.Args[1] for _i0 := 0; _i0 <= 1; _i0, y_0, y_1 = _i0+1, y_1, y_0 { l := y_0 if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { continue } mem := l.Args[1] if ptr != l.Args[0] { continue } x := y_1 if mem != v_2 || !(y.Uses == 1 && l.Uses == 1 && clobber(y, l)) { continue } v.reset(OpAMD64XORQmodify) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } break } // match: (MOVQstore [off] {sym} ptr a:(ADDQconst [c] l:(MOVQload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ADDQconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ADDQconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQstore [off] {sym} ptr a:(ANDQconst [c] l:(MOVQload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ANDQconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ANDQconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQstore [off] {sym} ptr a:(ORQconst [c] l:(MOVQload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (ORQconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64ORQconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64ORQconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQstore [off] {sym} ptr a:(XORQconst [c] l:(MOVQload [off] {sym} ptr2 mem)) mem) // cond: isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a) // result: (XORQconstmodify {sym} [makeValAndOff(int32(c),off)] ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 a := v_1 if a.Op != OpAMD64XORQconst { break } c := auxIntToInt32(a.AuxInt) l := a.Args[0] if l.Op != OpAMD64MOVQload || auxIntToInt32(l.AuxInt) != off || auxToSym(l.Aux) != sym { break } mem := l.Args[1] ptr2 := l.Args[0] if mem != v_2 || !(isSamePtr(ptr, ptr2) && a.Uses == 1 && l.Uses == 1 && clobber(l, a)) { break } v.reset(OpAMD64XORQconstmodify) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(c), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVQstore [off] {sym} ptr (MOVQf2i val) mem) // result: (MOVSDstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQf2i { break } val := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVSDstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVQstore [i] {s} p x:(BSWAPQ w) mem) // cond: x.Uses == 1 && buildcfg.GOAMD64 >= 3 // result: (MOVBEQstore [i] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64BSWAPQ { break } w := x.Args[0] mem := v_2 if !(x.Uses == 1 && buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64MOVBEQstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVQstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config // match: (MOVQstoreconst [sc] {s} (ADDQconst [off] ptr) mem) // cond: ValAndOff(sc).canAdd32(off) // result: (MOVQstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVQstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem) // cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off) // result: (MOVQstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } // match: (MOVQstoreconst [c] {s} p x:(MOVQstoreconst [a] {s} p mem)) // cond: config.useSSE && x.Uses == 1 && a.Off() + 8 == c.Off() && a.Val() == 0 && c.Val() == 0 && clobber(x) // result: (MOVOstoreconst [makeValAndOff(0,a.Off())] {s} p mem) for { c := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVQstoreconst { break } a := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(config.useSSE && x.Uses == 1 && a.Off()+8 == c.Off() && a.Val() == 0 && c.Val() == 0 && clobber(x)) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } // match: (MOVQstoreconst [a] {s} p x:(MOVQstoreconst [c] {s} p mem)) // cond: config.useSSE && x.Uses == 1 && a.Off() + 8 == c.Off() && a.Val() == 0 && c.Val() == 0 && clobber(x) // result: (MOVOstoreconst [makeValAndOff(0,a.Off())] {s} p mem) for { a := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVQstoreconst { break } c := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(config.useSSE && x.Uses == 1 && a.Off()+8 == c.Off() && a.Val() == 0 && c.Val() == 0 && clobber(x)) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVSDload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVSDload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVSDload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVSDload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVSDload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVSDload [off] {sym} ptr (MOVQstore [off] {sym} ptr val _)) // result: (MOVQi2f val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpAMD64MOVQi2f) v.AddArg(val) return true } return false } func rewriteValueAMD64_OpAMD64MOVSDstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVSDstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVSDstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVSDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVSDstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVSDstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVSDstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVSDstore [off] {sym} ptr (MOVQi2f val) mem) // result: (MOVQstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQi2f { break } val := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVSSload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVSSload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVSSload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVSSload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVSSload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVSSload [off] {sym} ptr (MOVLstore [off] {sym} ptr val _)) // result: (MOVLi2f val) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLstore || auxIntToInt32(v_1.AuxInt) != off || auxToSym(v_1.Aux) != sym { break } val := v_1.Args[1] if ptr != v_1.Args[0] { break } v.reset(OpAMD64MOVLi2f) v.AddArg(val) return true } return false } func rewriteValueAMD64_OpAMD64MOVSSstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVSSstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVSSstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVSSstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVSSstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVSSstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVSSstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVSSstore [off] {sym} ptr (MOVLi2f val) mem) // result: (MOVLstore [off] {sym} ptr val mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLi2f { break } val := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVWQSX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVWQSX x:(MOVWload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVWload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQSX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQSX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWQSXload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWQSXload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQSX (ANDLconst [c] x)) // cond: c & 0x8000 == 0 // result: (ANDLconst [c & 0x7fff] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(c&0x8000 == 0) { break } v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & 0x7fff) v.AddArg(x) return true } // match: (MOVWQSX (MOVWQSX x)) // result: (MOVWQSX x) for { if v_0.Op != OpAMD64MOVWQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVWQSX) v.AddArg(x) return true } // match: (MOVWQSX (MOVBQSX x)) // result: (MOVBQSX x) for { if v_0.Op != OpAMD64MOVBQSX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQSX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVWQSXload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWQSXload [off] {sym} ptr (MOVWstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVWQSX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVWstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVWQSX) v.AddArg(x) return true } // match: (MOVWQSXload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVWQSXload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVWQSXload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVWQZX(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MOVWQZX x:(MOVWload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVWload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQZX x:(MOVLload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVLload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQZX x:(MOVQload [off] {sym} ptr mem)) // cond: x.Uses == 1 && clobber(x) // result: @x.Block (MOVWload [off] {sym} ptr mem) for { x := v_0 if x.Op != OpAMD64MOVQload { break } off := auxIntToInt32(x.AuxInt) sym := auxToSym(x.Aux) mem := x.Args[1] ptr := x.Args[0] if !(x.Uses == 1 && clobber(x)) { break } b = x.Block v0 := b.NewValue0(x.Pos, OpAMD64MOVWload, v.Type) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } // match: (MOVWQZX x) // cond: zeroUpper48Bits(x,3) // result: x for { x := v_0 if !(zeroUpper48Bits(x, 3)) { break } v.copyOf(x) return true } // match: (MOVWQZX (ANDLconst [c] x)) // result: (ANDLconst [c & 0xffff] x) for { if v_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(c & 0xffff) v.AddArg(x) return true } // match: (MOVWQZX (MOVWQZX x)) // result: (MOVWQZX x) for { if v_0.Op != OpAMD64MOVWQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVWQZX) v.AddArg(x) return true } // match: (MOVWQZX (MOVBQZX x)) // result: (MOVBQZX x) for { if v_0.Op != OpAMD64MOVBQZX { break } x := v_0.Args[0] v.reset(OpAMD64MOVBQZX) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MOVWload(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config // match: (MOVWload [off] {sym} ptr (MOVWstore [off2] {sym2} ptr2 x _)) // cond: sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) // result: (MOVWQZX x) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVWstore { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) x := v_1.Args[1] ptr2 := v_1.Args[0] if !(sym == sym2 && off == off2 && isSamePtr(ptr, ptr2)) { break } v.reset(OpAMD64MOVWQZX) v.AddArg(x) return true } // match: (MOVWload [off1] {sym} (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVWload [off1+off2] {sym} ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWload [off1] {sym1} (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVWload [off1+off2] {mergeSym(sym1,sym2)} base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] mem := v_1 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVWload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(base, mem) return true } // match: (MOVWload [off] {sym} (SB) _) // cond: symIsRO(sym) // result: (MOVLconst [int32(read16(sym, int64(off), config.ctxt.Arch.ByteOrder))]) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpSB || !(symIsRO(sym)) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(int32(read16(sym, int64(off), config.ctxt.Arch.ByteOrder))) return true } return false } func rewriteValueAMD64_OpAMD64MOVWstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MOVWstore [off] {sym} ptr (MOVWQSX x) mem) // result: (MOVWstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVWQSX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVWstore [off] {sym} ptr (MOVWQZX x) mem) // result: (MOVWstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVWQZX { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (MOVWstore [off1] {sym} (ADDQconst [off2] ptr) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MOVWstore [off1+off2] {sym} ptr val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(ptr, val, mem) return true } // match: (MOVWstore [off] {sym} ptr (MOVLconst [c]) mem) // result: (MOVWstoreconst [makeValAndOff(int32(int16(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int16(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWstore [off] {sym} ptr (MOVQconst [c]) mem) // result: (MOVWstoreconst [makeValAndOff(int32(int16(c)),off)] {sym} ptr mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) mem := v_2 v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(int32(int16(c)), off)) v.Aux = symToAux(sym) v.AddArg2(ptr, mem) return true } // match: (MOVWstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MOVWstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (MOVWstore [i] {s} p (SHRLconst [16] w) x:(MOVWstore [i-2] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVLstore [i-2] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 16 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 2) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVWstore [i] {s} p (SHRQconst [16] w) x:(MOVWstore [i-2] {s} p w mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVLstore [i-2] {s} p w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 16 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] || w != x.Args[1] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 2) v.Aux = symToAux(s) v.AddArg3(p, w, mem) return true } // match: (MOVWstore [i] {s} p (SHRLconst [j] w) x:(MOVWstore [i-2] {s} p w0:(SHRLconst [j-16] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVLstore [i-2] {s} p w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRLconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 2) v.Aux = symToAux(s) v.AddArg3(p, w0, mem) return true } // match: (MOVWstore [i] {s} p (SHRQconst [j] w) x:(MOVWstore [i-2] {s} p w0:(SHRQconst [j-16] w) mem)) // cond: x.Uses == 1 && clobber(x) // result: (MOVLstore [i-2] {s} p w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i-2 || auxToSym(x.Aux) != s { break } mem := x.Args[2] if p != x.Args[0] { break } w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 2) v.Aux = symToAux(s) v.AddArg3(p, w0, mem) return true } // match: (MOVWstore [i] {s} p1 (SHRLconst [16] w) x:(MOVWstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x) // result: (MOVLstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRLconst || auxIntToInt8(v_1.AuxInt) != 16 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVWstore [i] {s} p1 (SHRQconst [16] w) x:(MOVWstore [i] {s} p0 w mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x) // result: (MOVLstore [i] {s} p0 w mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst || auxIntToInt8(v_1.AuxInt) != 16 { break } w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] if w != x.Args[1] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w, mem) return true } // match: (MOVWstore [i] {s} p1 (SHRLconst [j] w) x:(MOVWstore [i] {s} p0 w0:(SHRLconst [j-16] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x) // result: (MOVLstore [i] {s} p0 w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRLconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] w0 := x.Args[1] if w0.Op != OpAMD64SHRLconst || auxIntToInt8(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w0, mem) return true } // match: (MOVWstore [i] {s} p1 (SHRQconst [j] w) x:(MOVWstore [i] {s} p0 w0:(SHRQconst [j-16] w) mem)) // cond: x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x) // result: (MOVLstore [i] {s} p0 w0 mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p1 := v_0 if v_1.Op != OpAMD64SHRQconst { break } j := auxIntToInt8(v_1.AuxInt) w := v_1.Args[0] x := v_2 if x.Op != OpAMD64MOVWstore || auxIntToInt32(x.AuxInt) != i || auxToSym(x.Aux) != s { break } mem := x.Args[2] p0 := x.Args[0] w0 := x.Args[1] if w0.Op != OpAMD64SHRQconst || auxIntToInt8(w0.AuxInt) != j-16 || w != w0.Args[0] || !(x.Uses == 1 && sequentialAddresses(p0, p1, 2) && clobber(x)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i) v.Aux = symToAux(s) v.AddArg3(p0, w0, mem) return true } // match: (MOVWstore [i] {s} p x1:(MOVWload [j] {s2} p2 mem) mem2:(MOVWstore [i-2] {s} p x2:(MOVWload [j-2] {s2} p2 mem) mem)) // cond: x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2) // result: (MOVLstore [i-2] {s} p (MOVLload [j-2] {s2} p2 mem) mem) for { i := auxIntToInt32(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x1 := v_1 if x1.Op != OpAMD64MOVWload { break } j := auxIntToInt32(x1.AuxInt) s2 := auxToSym(x1.Aux) mem := x1.Args[1] p2 := x1.Args[0] mem2 := v_2 if mem2.Op != OpAMD64MOVWstore || auxIntToInt32(mem2.AuxInt) != i-2 || auxToSym(mem2.Aux) != s { break } _ = mem2.Args[2] if p != mem2.Args[0] { break } x2 := mem2.Args[1] if x2.Op != OpAMD64MOVWload || auxIntToInt32(x2.AuxInt) != j-2 || auxToSym(x2.Aux) != s2 { break } _ = x2.Args[1] if p2 != x2.Args[0] || mem != x2.Args[1] || mem != mem2.Args[2] || !(x1.Uses == 1 && x2.Uses == 1 && mem2.Uses == 1 && clobber(x1, x2, mem2)) { break } v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(i - 2) v.Aux = symToAux(s) v0 := b.NewValue0(x2.Pos, OpAMD64MOVLload, typ.UInt32) v0.AuxInt = int32ToAuxInt(j - 2) v0.Aux = symToAux(s2) v0.AddArg2(p2, mem) v.AddArg3(p, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64MOVWstoreconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MOVWstoreconst [sc] {s} (ADDQconst [off] ptr) mem) // cond: ValAndOff(sc).canAdd32(off) // result: (MOVWstoreconst [ValAndOff(sc).addOffset32(off)] {s} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off := auxIntToInt32(v_0.AuxInt) ptr := v_0.Args[0] mem := v_1 if !(ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(s) v.AddArg2(ptr, mem) return true } // match: (MOVWstoreconst [sc] {sym1} (LEAQ [off] {sym2} ptr) mem) // cond: canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off) // result: (MOVWstoreconst [ValAndOff(sc).addOffset32(off)] {mergeSym(sym1, sym2)} ptr mem) for { sc := auxIntToValAndOff(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) ptr := v_0.Args[0] mem := v_1 if !(canMergeSym(sym1, sym2) && ValAndOff(sc).canAdd32(off)) { break } v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(ValAndOff(sc).addOffset32(off)) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg2(ptr, mem) return true } // match: (MOVWstoreconst [c] {s} p x:(MOVWstoreconst [a] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 2 == c.Off() && clobber(x) // result: (MOVLstoreconst [makeValAndOff(a.Val()&0xffff | c.Val()<<16, a.Off())] {s} p mem) for { c := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVWstoreconst { break } a := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+2 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(a.Val()&0xffff|c.Val()<<16, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } // match: (MOVWstoreconst [a] {s} p x:(MOVWstoreconst [c] {s} p mem)) // cond: x.Uses == 1 && a.Off() + 2 == c.Off() && clobber(x) // result: (MOVLstoreconst [makeValAndOff(a.Val()&0xffff | c.Val()<<16, a.Off())] {s} p mem) for { a := auxIntToValAndOff(v.AuxInt) s := auxToSym(v.Aux) p := v_0 x := v_1 if x.Op != OpAMD64MOVWstoreconst { break } c := auxIntToValAndOff(x.AuxInt) if auxToSym(x.Aux) != s { break } mem := x.Args[1] if p != x.Args[0] || !(x.Uses == 1 && a.Off()+2 == c.Off() && clobber(x)) { break } v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(a.Val()&0xffff|c.Val()<<16, a.Off())) v.Aux = symToAux(s) v.AddArg2(p, mem) return true } return false } func rewriteValueAMD64_OpAMD64MULL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULL x (MOVLconst [c])) // result: (MULLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64MULLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64MULLconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MULLconst [c] (MULLconst [d] x)) // result: (MULLconst [c * d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MULLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64MULLconst) v.AuxInt = int32ToAuxInt(c * d) v.AddArg(x) return true } // match: (MULLconst [-9] x) // result: (NEGL (LEAL8 x x)) for { if auxIntToInt32(v.AuxInt) != -9 { break } x := v_0 v.reset(OpAMD64NEGL) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [-5] x) // result: (NEGL (LEAL4 x x)) for { if auxIntToInt32(v.AuxInt) != -5 { break } x := v_0 v.reset(OpAMD64NEGL) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [-3] x) // result: (NEGL (LEAL2 x x)) for { if auxIntToInt32(v.AuxInt) != -3 { break } x := v_0 v.reset(OpAMD64NEGL) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [-1] x) // result: (NEGL x) for { if auxIntToInt32(v.AuxInt) != -1 { break } x := v_0 v.reset(OpAMD64NEGL) v.AddArg(x) return true } // match: (MULLconst [ 0] _) // result: (MOVLconst [0]) for { if auxIntToInt32(v.AuxInt) != 0 { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (MULLconst [ 1] x) // result: x for { if auxIntToInt32(v.AuxInt) != 1 { break } x := v_0 v.copyOf(x) return true } // match: (MULLconst [ 3] x) // result: (LEAL2 x x) for { if auxIntToInt32(v.AuxInt) != 3 { break } x := v_0 v.reset(OpAMD64LEAL2) v.AddArg2(x, x) return true } // match: (MULLconst [ 5] x) // result: (LEAL4 x x) for { if auxIntToInt32(v.AuxInt) != 5 { break } x := v_0 v.reset(OpAMD64LEAL4) v.AddArg2(x, x) return true } // match: (MULLconst [ 7] x) // result: (LEAL2 x (LEAL2 x x)) for { if auxIntToInt32(v.AuxInt) != 7 { break } x := v_0 v.reset(OpAMD64LEAL2) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [ 9] x) // result: (LEAL8 x x) for { if auxIntToInt32(v.AuxInt) != 9 { break } x := v_0 v.reset(OpAMD64LEAL8) v.AddArg2(x, x) return true } // match: (MULLconst [11] x) // result: (LEAL2 x (LEAL4 x x)) for { if auxIntToInt32(v.AuxInt) != 11 { break } x := v_0 v.reset(OpAMD64LEAL2) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [13] x) // result: (LEAL4 x (LEAL2 x x)) for { if auxIntToInt32(v.AuxInt) != 13 { break } x := v_0 v.reset(OpAMD64LEAL4) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [19] x) // result: (LEAL2 x (LEAL8 x x)) for { if auxIntToInt32(v.AuxInt) != 19 { break } x := v_0 v.reset(OpAMD64LEAL2) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [21] x) // result: (LEAL4 x (LEAL4 x x)) for { if auxIntToInt32(v.AuxInt) != 21 { break } x := v_0 v.reset(OpAMD64LEAL4) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [25] x) // result: (LEAL8 x (LEAL2 x x)) for { if auxIntToInt32(v.AuxInt) != 25 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [27] x) // result: (LEAL8 (LEAL2 x x) (LEAL2 x x)) for { if auxIntToInt32(v.AuxInt) != 27 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULLconst [37] x) // result: (LEAL4 x (LEAL8 x x)) for { if auxIntToInt32(v.AuxInt) != 37 { break } x := v_0 v.reset(OpAMD64LEAL4) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [41] x) // result: (LEAL8 x (LEAL4 x x)) for { if auxIntToInt32(v.AuxInt) != 41 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [45] x) // result: (LEAL8 (LEAL4 x x) (LEAL4 x x)) for { if auxIntToInt32(v.AuxInt) != 45 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULLconst [73] x) // result: (LEAL8 x (LEAL8 x x)) for { if auxIntToInt32(v.AuxInt) != 73 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULLconst [81] x) // result: (LEAL8 (LEAL8 x x) (LEAL8 x x)) for { if auxIntToInt32(v.AuxInt) != 81 { break } x := v_0 v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULLconst [c] x) // cond: isPowerOfTwo64(int64(c)+1) && c >= 15 // result: (SUBL (SHLLconst [int8(log64(int64(c)+1))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo64(int64(c)+1) && c >= 15) { break } v.reset(OpAMD64SUBL) v0 := b.NewValue0(v.Pos, OpAMD64SHLLconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log64(int64(c) + 1))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULLconst [c] x) // cond: isPowerOfTwo32(c-1) && c >= 17 // result: (LEAL1 (SHLLconst [int8(log32(c-1))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-1) && c >= 17) { break } v.reset(OpAMD64LEAL1) v0 := b.NewValue0(v.Pos, OpAMD64SHLLconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 1))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULLconst [c] x) // cond: isPowerOfTwo32(c-2) && c >= 34 // result: (LEAL2 (SHLLconst [int8(log32(c-2))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-2) && c >= 34) { break } v.reset(OpAMD64LEAL2) v0 := b.NewValue0(v.Pos, OpAMD64SHLLconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 2))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULLconst [c] x) // cond: isPowerOfTwo32(c-4) && c >= 68 // result: (LEAL4 (SHLLconst [int8(log32(c-4))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-4) && c >= 68) { break } v.reset(OpAMD64LEAL4) v0 := b.NewValue0(v.Pos, OpAMD64SHLLconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 4))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULLconst [c] x) // cond: isPowerOfTwo32(c-8) && c >= 136 // result: (LEAL8 (SHLLconst [int8(log32(c-8))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-8) && c >= 136) { break } v.reset(OpAMD64LEAL8) v0 := b.NewValue0(v.Pos, OpAMD64SHLLconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 8))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULLconst [c] x) // cond: c%3 == 0 && isPowerOfTwo32(c/3) // result: (SHLLconst [int8(log32(c/3))] (LEAL2 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%3 == 0 && isPowerOfTwo32(c/3)) { break } v.reset(OpAMD64SHLLconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 3))) v0 := b.NewValue0(v.Pos, OpAMD64LEAL2, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [c] x) // cond: c%5 == 0 && isPowerOfTwo32(c/5) // result: (SHLLconst [int8(log32(c/5))] (LEAL4 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%5 == 0 && isPowerOfTwo32(c/5)) { break } v.reset(OpAMD64SHLLconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 5))) v0 := b.NewValue0(v.Pos, OpAMD64LEAL4, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [c] x) // cond: c%9 == 0 && isPowerOfTwo32(c/9) // result: (SHLLconst [int8(log32(c/9))] (LEAL8 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%9 == 0 && isPowerOfTwo32(c/9)) { break } v.reset(OpAMD64SHLLconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 9))) v0 := b.NewValue0(v.Pos, OpAMD64LEAL8, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULLconst [c] (MOVLconst [d])) // result: (MOVLconst [c*d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } d := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(c * d) return true } return false } func rewriteValueAMD64_OpAMD64MULQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (MULQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64MULQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64MULQconst(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (MULQconst [c] (MULQconst [d] x)) // cond: is32Bit(int64(c)*int64(d)) // result: (MULQconst [c * d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MULQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(c) * int64(d))) { break } v.reset(OpAMD64MULQconst) v.AuxInt = int32ToAuxInt(c * d) v.AddArg(x) return true } // match: (MULQconst [-9] x) // result: (NEGQ (LEAQ8 x x)) for { if auxIntToInt32(v.AuxInt) != -9 { break } x := v_0 v.reset(OpAMD64NEGQ) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [-5] x) // result: (NEGQ (LEAQ4 x x)) for { if auxIntToInt32(v.AuxInt) != -5 { break } x := v_0 v.reset(OpAMD64NEGQ) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [-3] x) // result: (NEGQ (LEAQ2 x x)) for { if auxIntToInt32(v.AuxInt) != -3 { break } x := v_0 v.reset(OpAMD64NEGQ) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [-1] x) // result: (NEGQ x) for { if auxIntToInt32(v.AuxInt) != -1 { break } x := v_0 v.reset(OpAMD64NEGQ) v.AddArg(x) return true } // match: (MULQconst [ 0] _) // result: (MOVQconst [0]) for { if auxIntToInt32(v.AuxInt) != 0 { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (MULQconst [ 1] x) // result: x for { if auxIntToInt32(v.AuxInt) != 1 { break } x := v_0 v.copyOf(x) return true } // match: (MULQconst [ 3] x) // result: (LEAQ2 x x) for { if auxIntToInt32(v.AuxInt) != 3 { break } x := v_0 v.reset(OpAMD64LEAQ2) v.AddArg2(x, x) return true } // match: (MULQconst [ 5] x) // result: (LEAQ4 x x) for { if auxIntToInt32(v.AuxInt) != 5 { break } x := v_0 v.reset(OpAMD64LEAQ4) v.AddArg2(x, x) return true } // match: (MULQconst [ 7] x) // result: (LEAQ2 x (LEAQ2 x x)) for { if auxIntToInt32(v.AuxInt) != 7 { break } x := v_0 v.reset(OpAMD64LEAQ2) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [ 9] x) // result: (LEAQ8 x x) for { if auxIntToInt32(v.AuxInt) != 9 { break } x := v_0 v.reset(OpAMD64LEAQ8) v.AddArg2(x, x) return true } // match: (MULQconst [11] x) // result: (LEAQ2 x (LEAQ4 x x)) for { if auxIntToInt32(v.AuxInt) != 11 { break } x := v_0 v.reset(OpAMD64LEAQ2) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [13] x) // result: (LEAQ4 x (LEAQ2 x x)) for { if auxIntToInt32(v.AuxInt) != 13 { break } x := v_0 v.reset(OpAMD64LEAQ4) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [19] x) // result: (LEAQ2 x (LEAQ8 x x)) for { if auxIntToInt32(v.AuxInt) != 19 { break } x := v_0 v.reset(OpAMD64LEAQ2) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [21] x) // result: (LEAQ4 x (LEAQ4 x x)) for { if auxIntToInt32(v.AuxInt) != 21 { break } x := v_0 v.reset(OpAMD64LEAQ4) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [25] x) // result: (LEAQ8 x (LEAQ2 x x)) for { if auxIntToInt32(v.AuxInt) != 25 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [27] x) // result: (LEAQ8 (LEAQ2 x x) (LEAQ2 x x)) for { if auxIntToInt32(v.AuxInt) != 27 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULQconst [37] x) // result: (LEAQ4 x (LEAQ8 x x)) for { if auxIntToInt32(v.AuxInt) != 37 { break } x := v_0 v.reset(OpAMD64LEAQ4) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [41] x) // result: (LEAQ8 x (LEAQ4 x x)) for { if auxIntToInt32(v.AuxInt) != 41 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [45] x) // result: (LEAQ8 (LEAQ4 x x) (LEAQ4 x x)) for { if auxIntToInt32(v.AuxInt) != 45 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULQconst [73] x) // result: (LEAQ8 x (LEAQ8 x x)) for { if auxIntToInt32(v.AuxInt) != 73 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg2(x, v0) return true } // match: (MULQconst [81] x) // result: (LEAQ8 (LEAQ8 x x) (LEAQ8 x x)) for { if auxIntToInt32(v.AuxInt) != 81 { break } x := v_0 v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg2(v0, v0) return true } // match: (MULQconst [c] x) // cond: isPowerOfTwo64(int64(c)+1) && c >= 15 // result: (SUBQ (SHLQconst [int8(log64(int64(c)+1))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo64(int64(c)+1) && c >= 15) { break } v.reset(OpAMD64SUBQ) v0 := b.NewValue0(v.Pos, OpAMD64SHLQconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log64(int64(c) + 1))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULQconst [c] x) // cond: isPowerOfTwo32(c-1) && c >= 17 // result: (LEAQ1 (SHLQconst [int8(log32(c-1))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-1) && c >= 17) { break } v.reset(OpAMD64LEAQ1) v0 := b.NewValue0(v.Pos, OpAMD64SHLQconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 1))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULQconst [c] x) // cond: isPowerOfTwo32(c-2) && c >= 34 // result: (LEAQ2 (SHLQconst [int8(log32(c-2))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-2) && c >= 34) { break } v.reset(OpAMD64LEAQ2) v0 := b.NewValue0(v.Pos, OpAMD64SHLQconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 2))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULQconst [c] x) // cond: isPowerOfTwo32(c-4) && c >= 68 // result: (LEAQ4 (SHLQconst [int8(log32(c-4))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-4) && c >= 68) { break } v.reset(OpAMD64LEAQ4) v0 := b.NewValue0(v.Pos, OpAMD64SHLQconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 4))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULQconst [c] x) // cond: isPowerOfTwo32(c-8) && c >= 136 // result: (LEAQ8 (SHLQconst [int8(log32(c-8))] x) x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isPowerOfTwo32(c-8) && c >= 136) { break } v.reset(OpAMD64LEAQ8) v0 := b.NewValue0(v.Pos, OpAMD64SHLQconst, v.Type) v0.AuxInt = int8ToAuxInt(int8(log32(c - 8))) v0.AddArg(x) v.AddArg2(v0, x) return true } // match: (MULQconst [c] x) // cond: c%3 == 0 && isPowerOfTwo32(c/3) // result: (SHLQconst [int8(log32(c/3))] (LEAQ2 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%3 == 0 && isPowerOfTwo32(c/3)) { break } v.reset(OpAMD64SHLQconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 3))) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ2, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [c] x) // cond: c%5 == 0 && isPowerOfTwo32(c/5) // result: (SHLQconst [int8(log32(c/5))] (LEAQ4 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%5 == 0 && isPowerOfTwo32(c/5)) { break } v.reset(OpAMD64SHLQconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 5))) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ4, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [c] x) // cond: c%9 == 0 && isPowerOfTwo32(c/9) // result: (SHLQconst [int8(log32(c/9))] (LEAQ8 x x)) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c%9 == 0 && isPowerOfTwo32(c/9)) { break } v.reset(OpAMD64SHLQconst) v.AuxInt = int8ToAuxInt(int8(log32(c / 9))) v0 := b.NewValue0(v.Pos, OpAMD64LEAQ8, v.Type) v0.AddArg2(x, x) v.AddArg(v0) return true } // match: (MULQconst [c] (MOVQconst [d])) // result: (MOVQconst [int64(c)*d]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(c) * d) return true } // match: (MULQconst [c] (NEGQ x)) // cond: c != -(1<<31) // result: (MULQconst [-c] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64NEGQ { break } x := v_0.Args[0] if !(c != -(1 << 31)) { break } v.reset(OpAMD64MULQconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64MULSD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULSD x l:(MOVSDload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (MULSDload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVSDload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64MULSDload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64MULSDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MULSDload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MULSDload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MULSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (MULSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MULSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MULSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (MULSDload x [off] {sym} ptr (MOVQstore [off] {sym} ptr y _)) // result: (MULSD x (MOVQi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVQstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64MULSD) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQi2f, typ.Float64) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64MULSS(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (MULSS x l:(MOVSSload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (MULSSload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVSSload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64MULSSload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64MULSSload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (MULSSload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (MULSSload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64MULSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (MULSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (MULSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64MULSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (MULSSload x [off] {sym} ptr (MOVLstore [off] {sym} ptr y _)) // result: (MULSS x (MOVLi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVLstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64MULSS) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLi2f, typ.Float32) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64NEGL(v *Value) bool { v_0 := v.Args[0] // match: (NEGL (NEGL x)) // result: x for { if v_0.Op != OpAMD64NEGL { break } x := v_0.Args[0] v.copyOf(x) return true } // match: (NEGL s:(SUBL x y)) // cond: s.Uses == 1 // result: (SUBL y x) for { s := v_0 if s.Op != OpAMD64SUBL { break } y := s.Args[1] x := s.Args[0] if !(s.Uses == 1) { break } v.reset(OpAMD64SUBL) v.AddArg2(y, x) return true } // match: (NEGL (MOVLconst [c])) // result: (MOVLconst [-c]) for { if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(-c) return true } return false } func rewriteValueAMD64_OpAMD64NEGQ(v *Value) bool { v_0 := v.Args[0] // match: (NEGQ (NEGQ x)) // result: x for { if v_0.Op != OpAMD64NEGQ { break } x := v_0.Args[0] v.copyOf(x) return true } // match: (NEGQ s:(SUBQ x y)) // cond: s.Uses == 1 // result: (SUBQ y x) for { s := v_0 if s.Op != OpAMD64SUBQ { break } y := s.Args[1] x := s.Args[0] if !(s.Uses == 1) { break } v.reset(OpAMD64SUBQ) v.AddArg2(y, x) return true } // match: (NEGQ (MOVQconst [c])) // result: (MOVQconst [-c]) for { if v_0.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(-c) return true } // match: (NEGQ (ADDQconst [c] (NEGQ x))) // cond: c != -(1<<31) // result: (ADDQconst [-c] x) for { if v_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_0.AuxInt) v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64NEGQ { break } x := v_0_0.Args[0] if !(c != -(1 << 31)) { break } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64NOTL(v *Value) bool { v_0 := v.Args[0] // match: (NOTL (MOVLconst [c])) // result: (MOVLconst [^c]) for { if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(^c) return true } return false } func rewriteValueAMD64_OpAMD64NOTQ(v *Value) bool { v_0 := v.Args[0] // match: (NOTQ (MOVQconst [c])) // result: (MOVQconst [^c]) for { if v_0.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(^c) return true } return false } func rewriteValueAMD64_OpAMD64ORL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (ORL (SHLL (MOVLconst [1]) y) x) // result: (BTSL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } y := v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0.AuxInt) != 1 { continue } x := v_1 v.reset(OpAMD64BTSL) v.AddArg2(x, y) return true } break } // match: (ORL (MOVLconst [c]) x) // cond: isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTSLconst [int8(log32(c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 if !(isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128) { continue } v.reset(OpAMD64BTSLconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } break } // match: (ORL x (MOVLconst [c])) // result: (ORLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64ORLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORL (SHLLconst x [c]) (SHRLconst x [d])) // cond: d==32-c // result: (ROLLconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRLconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 32-c) { continue } v.reset(OpAMD64ROLLconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORL (SHLLconst x [c]) (SHRWconst x [d])) // cond: d==16-c && c < 16 && t.Size() == 2 // result: (ROLWconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRWconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 16-c && c < 16 && t.Size() == 2) { continue } v.reset(OpAMD64ROLWconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORL (SHLLconst x [c]) (SHRBconst x [d])) // cond: d==8-c && c < 8 && t.Size() == 1 // result: (ROLBconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRBconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 8-c && c < 8 && t.Size() == 1) { continue } v.reset(OpAMD64ROLBconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORL (SHLL x y) (ANDL (SHRL x (NEGQ y)) (SBBLcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [31]) [-32])) [32])))) // result: (ROLL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRL { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 32 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -32 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 31 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64ROLL) v.AddArg2(x, y) return true } } break } // match: (ORL (SHLL x y) (ANDL (SHRL x (NEGL y)) (SBBLcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [31]) [-32])) [32])))) // result: (ROLL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRL { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 32 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -32 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 31 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64ROLL) v.AddArg2(x, y) return true } } break } // match: (ORL (SHRL x y) (ANDL (SHLL x (NEGQ y)) (SBBLcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [31]) [-32])) [32])))) // result: (RORL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRL { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLL { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 32 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -32 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 31 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64RORL) v.AddArg2(x, y) return true } } break } // match: (ORL (SHRL x y) (ANDL (SHLL x (NEGL y)) (SBBLcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [31]) [-32])) [32])))) // result: (RORL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRL { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLL { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 32 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -32 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 31 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64RORL) v.AddArg2(x, y) return true } } break } // match: (ORL (SHLL x (ANDQconst y [15])) (ANDL (SHRW x (NEGQ (ADDQconst (ANDQconst y [15]) [-16]))) (SBBLcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [15]) [-16])) [16])))) // cond: v.Type.Size() == 2 // result: (ROLW x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_1.AuxInt) != 15 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRW { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ { continue } v_1_0_1_0 := v_1_0_1.Args[0] if v_1_0_1_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_0_1_0.AuxInt) != -16 { continue } v_1_0_1_0_0 := v_1_0_1_0.Args[0] if v_1_0_1_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_0_1_0_0.AuxInt) != 15 || y != v_1_0_1_0_0.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 16 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -16 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 15 || y != v_1_1_0_0_0_0.Args[0] || !(v.Type.Size() == 2) { continue } v.reset(OpAMD64ROLW) v.AddArg2(x, y) return true } } break } // match: (ORL (SHLL x (ANDLconst y [15])) (ANDL (SHRW x (NEGL (ADDLconst (ANDLconst y [15]) [-16]))) (SBBLcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [15]) [-16])) [16])))) // cond: v.Type.Size() == 2 // result: (ROLW x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDLconst || auxIntToInt32(v_0_1.AuxInt) != 15 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRW { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL { continue } v_1_0_1_0 := v_1_0_1.Args[0] if v_1_0_1_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_0_1_0.AuxInt) != -16 { continue } v_1_0_1_0_0 := v_1_0_1_0.Args[0] if v_1_0_1_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_0_1_0_0.AuxInt) != 15 || y != v_1_0_1_0_0.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 16 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -16 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 15 || y != v_1_1_0_0_0_0.Args[0] || !(v.Type.Size() == 2) { continue } v.reset(OpAMD64ROLW) v.AddArg2(x, y) return true } } break } // match: (ORL (SHRW x (ANDQconst y [15])) (SHLL x (NEGQ (ADDQconst (ANDQconst y [15]) [-16])))) // cond: v.Type.Size() == 2 // result: (RORW x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRW { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_1.AuxInt) != 15 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64SHLL { continue } _ = v_1.Args[1] if x != v_1.Args[0] { continue } v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGQ { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0.AuxInt) != -16 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0.AuxInt) != 15 || y != v_1_1_0_0.Args[0] || !(v.Type.Size() == 2) { continue } v.reset(OpAMD64RORW) v.AddArg2(x, y) return true } break } // match: (ORL (SHRW x (ANDLconst y [15])) (SHLL x (NEGL (ADDLconst (ANDLconst y [15]) [-16])))) // cond: v.Type.Size() == 2 // result: (RORW x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRW { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDLconst || auxIntToInt32(v_0_1.AuxInt) != 15 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64SHLL { continue } _ = v_1.Args[1] if x != v_1.Args[0] { continue } v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGL { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0.AuxInt) != -16 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0.AuxInt) != 15 || y != v_1_1_0_0.Args[0] || !(v.Type.Size() == 2) { continue } v.reset(OpAMD64RORW) v.AddArg2(x, y) return true } break } // match: (ORL (SHLL x (ANDQconst y [ 7])) (ANDL (SHRB x (NEGQ (ADDQconst (ANDQconst y [ 7]) [ -8]))) (SBBLcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [ 7]) [ -8])) [ 8])))) // cond: v.Type.Size() == 1 // result: (ROLB x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_1.AuxInt) != 7 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRB { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ { continue } v_1_0_1_0 := v_1_0_1.Args[0] if v_1_0_1_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_0_1_0.AuxInt) != -8 { continue } v_1_0_1_0_0 := v_1_0_1_0.Args[0] if v_1_0_1_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_0_1_0_0.AuxInt) != 7 || y != v_1_0_1_0_0.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 8 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -8 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 7 || y != v_1_1_0_0_0_0.Args[0] || !(v.Type.Size() == 1) { continue } v.reset(OpAMD64ROLB) v.AddArg2(x, y) return true } } break } // match: (ORL (SHLL x (ANDLconst y [ 7])) (ANDL (SHRB x (NEGL (ADDLconst (ANDLconst y [ 7]) [ -8]))) (SBBLcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [ 7]) [ -8])) [ 8])))) // cond: v.Type.Size() == 1 // result: (ROLB x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDLconst || auxIntToInt32(v_0_1.AuxInt) != 7 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64ANDL { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRB { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL { continue } v_1_0_1_0 := v_1_0_1.Args[0] if v_1_0_1_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_0_1_0.AuxInt) != -8 { continue } v_1_0_1_0_0 := v_1_0_1_0.Args[0] if v_1_0_1_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_0_1_0_0.AuxInt) != 7 || y != v_1_0_1_0_0.Args[0] || v_1_1.Op != OpAMD64SBBLcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 8 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -8 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 7 || y != v_1_1_0_0_0_0.Args[0] || !(v.Type.Size() == 1) { continue } v.reset(OpAMD64ROLB) v.AddArg2(x, y) return true } } break } // match: (ORL (SHRB x (ANDQconst y [ 7])) (SHLL x (NEGQ (ADDQconst (ANDQconst y [ 7]) [ -8])))) // cond: v.Type.Size() == 1 // result: (RORB x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRB { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDQconst || auxIntToInt32(v_0_1.AuxInt) != 7 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64SHLL { continue } _ = v_1.Args[1] if x != v_1.Args[0] { continue } v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGQ { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0.AuxInt) != -8 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0.AuxInt) != 7 || y != v_1_1_0_0.Args[0] || !(v.Type.Size() == 1) { continue } v.reset(OpAMD64RORB) v.AddArg2(x, y) return true } break } // match: (ORL (SHRB x (ANDLconst y [ 7])) (SHLL x (NEGL (ADDLconst (ANDLconst y [ 7]) [ -8])))) // cond: v.Type.Size() == 1 // result: (RORB x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRB { continue } _ = v_0.Args[1] x := v_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64ANDLconst || auxIntToInt32(v_0_1.AuxInt) != 7 { continue } y := v_0_1.Args[0] if v_1.Op != OpAMD64SHLL { continue } _ = v_1.Args[1] if x != v_1.Args[0] { continue } v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGL { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0.AuxInt) != -8 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0.AuxInt) != 7 || y != v_1_1_0_0.Args[0] || !(v.Type.Size() == 1) { continue } v.reset(OpAMD64RORB) v.AddArg2(x, y) return true } break } // match: (ORL x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ORL x0:(MOVBload [i0] {s} p mem) sh:(SHLLconst [8] x1:(MOVBload [i1] {s} p mem))) // cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVWload [i0] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i0) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORL x0:(MOVBload [i] {s} p0 mem) sh:(SHLLconst [8] x1:(MOVBload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVWload [i] {s} p0 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p0, mem) return true } break } // match: (ORL x0:(MOVWload [i0] {s} p mem) sh:(SHLLconst [16] x1:(MOVWload [i1] {s} p mem))) // cond: i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVLload [i0] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 16 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i0) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORL x0:(MOVWload [i] {s} p0 mem) sh:(SHLLconst [16] x1:(MOVWload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVLload [i] {s} p0 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 16 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVWload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p0, mem) return true } break } // match: (ORL s1:(SHLLconst [j1] x1:(MOVBload [i1] {s} p mem)) or:(ORL s0:(SHLLconst [j0] x0:(MOVBload [i0] {s} p mem)) y)) // cond: i1 == i0+1 && j1 == j0+8 && j0 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORL (SHLLconst [j0] (MOVWload [i0] {s} p mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLLconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] or := v_1 if or.Op != OpAMD64ORL { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLLconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] { continue } y := or_1 if !(i1 == i0+1 && j1 == j0+8 && j0%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLLconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v2.AuxInt = int32ToAuxInt(i0) v2.Aux = symToAux(s) v2.AddArg2(p, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORL s1:(SHLLconst [j1] x1:(MOVBload [i] {s} p1 mem)) or:(ORL s0:(SHLLconst [j0] x0:(MOVBload [i] {s} p0 mem)) y)) // cond: j1 == j0+8 && j0 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORL (SHLLconst [j0] (MOVWload [i] {s} p0 mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLLconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] or := v_1 if or.Op != OpAMD64ORL { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLLconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] { continue } y := or_1 if !(j1 == j0+8 && j0%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLLconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v2.AuxInt = int32ToAuxInt(i) v2.Aux = symToAux(s) v2.AddArg2(p0, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORL x1:(MOVBload [i1] {s} p mem) sh:(SHLLconst [8] x0:(MOVBload [i0] {s} p mem))) // cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (ROLWconst [8] (MOVWload [i0] {s} p mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x1 := v_0 if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x0 := sh.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, v.Type) v.copyOf(v0) v0.AuxInt = int8ToAuxInt(8) v1 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v1.AuxInt = int32ToAuxInt(i0) v1.Aux = symToAux(s) v1.AddArg2(p, mem) v0.AddArg(v1) return true } break } // match: (ORL x1:(MOVBload [i] {s} p1 mem) sh:(SHLLconst [8] x0:(MOVBload [i] {s} p0 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (ROLWconst [8] (MOVWload [i] {s} p0 mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x1 := v_0 if x1.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x0 := sh.Args[0] if x0.Op != OpAMD64MOVBload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, v.Type) v.copyOf(v0) v0.AuxInt = int8ToAuxInt(8) v1 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v1.AuxInt = int32ToAuxInt(i) v1.Aux = symToAux(s) v1.AddArg2(p0, mem) v0.AddArg(v1) return true } break } // match: (ORL r1:(ROLWconst [8] x1:(MOVWload [i1] {s} p mem)) sh:(SHLLconst [16] r0:(ROLWconst [8] x0:(MOVWload [i0] {s} p mem)))) // cond: i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPL (MOVLload [i0] {s} p mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 16 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] || !(i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v1.AuxInt = int32ToAuxInt(i0) v1.Aux = symToAux(s) v1.AddArg2(p, mem) v0.AddArg(v1) return true } break } // match: (ORL r1:(ROLWconst [8] x1:(MOVWload [i] {s} p1 mem)) sh:(SHLLconst [16] r0:(ROLWconst [8] x0:(MOVWload [i] {s} p0 mem)))) // cond: x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPL (MOVLload [i] {s} p0 mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLLconst || auxIntToInt8(sh.AuxInt) != 16 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v1.AuxInt = int32ToAuxInt(i) v1.Aux = symToAux(s) v1.AddArg2(p0, mem) v0.AddArg(v1) return true } break } // match: (ORL s0:(SHLLconst [j0] x0:(MOVBload [i0] {s} p mem)) or:(ORL s1:(SHLLconst [j1] x1:(MOVBload [i1] {s} p mem)) y)) // cond: i1 == i0+1 && j1 == j0-8 && j1 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORL (SHLLconst [j1] (ROLWconst [8] (MOVWload [i0] {s} p mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLLconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] or := v_1 if or.Op != OpAMD64ORL { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLLconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] { continue } y := or_1 if !(i1 == i0+1 && j1 == j0-8 && j1%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLLconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64ROLWconst, typ.UInt16) v2.AuxInt = int8ToAuxInt(8) v3 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v3.AuxInt = int32ToAuxInt(i0) v3.Aux = symToAux(s) v3.AddArg2(p, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORL s0:(SHLLconst [j0] x0:(MOVBload [i] {s} p0 mem)) or:(ORL s1:(SHLLconst [j1] x1:(MOVBload [i] {s} p1 mem)) y)) // cond: j1 == j0-8 && j1 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORL (SHLLconst [j1] (ROLWconst [8] (MOVWload [i] {s} p0 mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLLconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] or := v_1 if or.Op != OpAMD64ORL { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLLconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] { continue } y := or_1 if !(j1 == j0-8 && j1%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLLconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64ROLWconst, typ.UInt16) v2.AuxInt = int8ToAuxInt(8) v3 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v3.AuxInt = int32ToAuxInt(i) v3.Aux = symToAux(s) v3.AddArg2(p0, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORL x l:(MOVLload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ORLload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ORLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ORLconst(v *Value) bool { v_0 := v.Args[0] // match: (ORLconst [c] x) // cond: isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTSLconst [int8(log32(c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128) { break } v.reset(OpAMD64BTSLconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } // match: (ORLconst [c] (ORLconst [d] x)) // result: (ORLconst [c | d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ORLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ORLconst) v.AuxInt = int32ToAuxInt(c | d) v.AddArg(x) return true } // match: (ORLconst [c] (BTSLconst [d] x)) // result: (ORLconst [c | 1<= 128 // result: (BTSQconst [int8(log64(c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(isUint64PowerOfTwo(c) && uint64(c) >= 128) { continue } v.reset(OpAMD64BTSQconst) v.AuxInt = int8ToAuxInt(int8(log64(c))) v.AddArg(x) return true } break } // match: (ORQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (ORQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64ORQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (ORQ x (MOVLconst [c])) // result: (ORQconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64ORQconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORQ (SHLQconst x [c]) (SHRQconst x [d])) // cond: d==64-c // result: (ROLQconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRQconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 64-c) { continue } v.reset(OpAMD64ROLQconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (ORQ (SHLQ x y) (ANDQ (SHRQ x (NEGQ y)) (SBBQcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [63]) [-64])) [64])))) // result: (ROLQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQ { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDQ { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRQ { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBQcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 64 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -64 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 63 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64ROLQ) v.AddArg2(x, y) return true } } break } // match: (ORQ (SHLQ x y) (ANDQ (SHRQ x (NEGL y)) (SBBQcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [63]) [-64])) [64])))) // result: (ROLQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQ { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDQ { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHRQ { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBQcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 64 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -64 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 63 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64ROLQ) v.AddArg2(x, y) return true } } break } // match: (ORQ (SHRQ x y) (ANDQ (SHLQ x (NEGQ y)) (SBBQcarrymask (CMPQconst (NEGQ (ADDQconst (ANDQconst y [63]) [-64])) [64])))) // result: (RORQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRQ { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDQ { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLQ { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGQ || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBQcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_1_1_0.AuxInt) != 64 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGQ { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDQconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -64 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDQconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 63 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64RORQ) v.AddArg2(x, y) return true } } break } // match: (ORQ (SHRQ x y) (ANDQ (SHLQ x (NEGL y)) (SBBQcarrymask (CMPLconst (NEGL (ADDLconst (ANDLconst y [63]) [-64])) [64])))) // result: (RORQ x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRQ { continue } y := v_0.Args[1] x := v_0.Args[0] if v_1.Op != OpAMD64ANDQ { continue } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i1 := 0; _i1 <= 1; _i1, v_1_0, v_1_1 = _i1+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLQ { continue } _ = v_1_0.Args[1] if x != v_1_0.Args[0] { continue } v_1_0_1 := v_1_0.Args[1] if v_1_0_1.Op != OpAMD64NEGL || y != v_1_0_1.Args[0] || v_1_1.Op != OpAMD64SBBQcarrymask { continue } v_1_1_0 := v_1_1.Args[0] if v_1_1_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_1_1_0.AuxInt) != 64 { continue } v_1_1_0_0 := v_1_1_0.Args[0] if v_1_1_0_0.Op != OpAMD64NEGL { continue } v_1_1_0_0_0 := v_1_1_0_0.Args[0] if v_1_1_0_0_0.Op != OpAMD64ADDLconst || auxIntToInt32(v_1_1_0_0_0.AuxInt) != -64 { continue } v_1_1_0_0_0_0 := v_1_1_0_0_0.Args[0] if v_1_1_0_0_0_0.Op != OpAMD64ANDLconst || auxIntToInt32(v_1_1_0_0_0_0.AuxInt) != 63 || y != v_1_1_0_0_0_0.Args[0] { continue } v.reset(OpAMD64RORQ) v.AddArg2(x, y) return true } } break } // match: (ORQ (SHRQ lo bits) (SHLQ hi (NEGQ bits))) // result: (SHRDQ lo hi bits) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHRQ { continue } bits := v_0.Args[1] lo := v_0.Args[0] if v_1.Op != OpAMD64SHLQ { continue } _ = v_1.Args[1] hi := v_1.Args[0] v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGQ || bits != v_1_1.Args[0] { continue } v.reset(OpAMD64SHRDQ) v.AddArg3(lo, hi, bits) return true } break } // match: (ORQ (SHLQ lo bits) (SHRQ hi (NEGQ bits))) // result: (SHLDQ lo hi bits) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQ { continue } bits := v_0.Args[1] lo := v_0.Args[0] if v_1.Op != OpAMD64SHRQ { continue } _ = v_1.Args[1] hi := v_1.Args[0] v_1_1 := v_1.Args[1] if v_1_1.Op != OpAMD64NEGQ || bits != v_1_1.Args[0] { continue } v.reset(OpAMD64SHLDQ) v.AddArg3(lo, hi, bits) return true } break } // match: (ORQ (MOVQconst [c]) (MOVQconst [d])) // result: (MOVQconst [c|d]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0.AuxInt) if v_1.Op != OpAMD64MOVQconst { continue } d := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(c | d) return true } break } // match: (ORQ x x) // result: x for { x := v_0 if x != v_1 { break } v.copyOf(x) return true } // match: (ORQ x0:(MOVBload [i0] {s} p mem) sh:(SHLQconst [8] x1:(MOVBload [i1] {s} p mem))) // cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVWload [i0] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i0) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORQ x0:(MOVBload [i] {s} p0 mem) sh:(SHLQconst [8] x1:(MOVBload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVWload [i] {s} p0 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p0, mem) return true } break } // match: (ORQ x0:(MOVWload [i0] {s} p mem) sh:(SHLQconst [16] x1:(MOVWload [i1] {s} p mem))) // cond: i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVLload [i0] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 16 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i0) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORQ x0:(MOVWload [i] {s} p0 mem) sh:(SHLQconst [16] x1:(MOVWload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVLload [i] {s} p0 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 16 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVWload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p0, mem) return true } break } // match: (ORQ x0:(MOVLload [i0] {s} p mem) sh:(SHLQconst [32] x1:(MOVLload [i1] {s} p mem))) // cond: i1 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVQload [i0] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVLload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVLload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i1 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVQload, typ.UInt64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i0) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORQ x0:(MOVLload [i] {s} p0 mem) sh:(SHLQconst [32] x1:(MOVLload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 4) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVQload [i] {s} p0 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVLload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVLload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 4) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVQload, typ.UInt64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p0, mem) return true } break } // match: (ORQ s1:(SHLQconst [j1] x1:(MOVBload [i1] {s} p mem)) or:(ORQ s0:(SHLQconst [j0] x0:(MOVBload [i0] {s} p mem)) y)) // cond: i1 == i0+1 && j1 == j0+8 && j0 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j0] (MOVWload [i0] {s} p mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] { continue } y := or_1 if !(i1 == i0+1 && j1 == j0+8 && j0%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v2.AuxInt = int32ToAuxInt(i0) v2.Aux = symToAux(s) v2.AddArg2(p, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s1:(SHLQconst [j1] x1:(MOVBload [i] {s} p1 mem)) or:(ORQ s0:(SHLQconst [j0] x0:(MOVBload [i] {s} p0 mem)) y)) // cond: j1 == j0+8 && j0 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j0] (MOVWload [i] {s} p0 mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] { continue } y := or_1 if !(j1 == j0+8 && j0%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v2.AuxInt = int32ToAuxInt(i) v2.Aux = symToAux(s) v2.AddArg2(p0, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s1:(SHLQconst [j1] x1:(MOVWload [i1] {s} p mem)) or:(ORQ s0:(SHLQconst [j0] x0:(MOVWload [i0] {s} p mem)) y)) // cond: i1 == i0+2 && j1 == j0+16 && j0 % 32 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j0] (MOVLload [i0] {s} p mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] { continue } y := or_1 if !(i1 == i0+2 && j1 == j0+16 && j0%32 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v2.AuxInt = int32ToAuxInt(i0) v2.Aux = symToAux(s) v2.AddArg2(p, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s1:(SHLQconst [j1] x1:(MOVWload [i] {s} p1 mem)) or:(ORQ s0:(SHLQconst [j0] x0:(MOVWload [i] {s} p0 mem)) y)) // cond: j1 == j0+16 && j0 % 32 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j0] (MOVLload [i] {s} p0 mem)) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s1 := v_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s0 := or_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVWload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] { continue } y := or_1 if !(j1 == j0+16 && j0%32 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x0.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j0) v2 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v2.AuxInt = int32ToAuxInt(i) v2.Aux = symToAux(s) v2.AddArg2(p0, mem) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ x1:(MOVBload [i1] {s} p mem) sh:(SHLQconst [8] x0:(MOVBload [i0] {s} p mem))) // cond: i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (ROLWconst [8] (MOVWload [i0] {s} p mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x1 := v_0 if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x0 := sh.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] || !(i1 == i0+1 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, v.Type) v.copyOf(v0) v0.AuxInt = int8ToAuxInt(8) v1 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v1.AuxInt = int32ToAuxInt(i0) v1.Aux = symToAux(s) v1.AddArg2(p, mem) v0.AddArg(v1) return true } break } // match: (ORQ x1:(MOVBload [i] {s} p1 mem) sh:(SHLQconst [8] x0:(MOVBload [i] {s} p0 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (ROLWconst [8] (MOVWload [i] {s} p0 mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x1 := v_0 if x1.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 8 { continue } x0 := sh.Args[0] if x0.Op != OpAMD64MOVBload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64ROLWconst, v.Type) v.copyOf(v0) v0.AuxInt = int8ToAuxInt(8) v1 := b.NewValue0(x0.Pos, OpAMD64MOVWload, typ.UInt16) v1.AuxInt = int32ToAuxInt(i) v1.Aux = symToAux(s) v1.AddArg2(p0, mem) v0.AddArg(v1) return true } break } // match: (ORQ r1:(ROLWconst [8] x1:(MOVWload [i1] {s} p mem)) sh:(SHLQconst [16] r0:(ROLWconst [8] x0:(MOVWload [i0] {s} p mem)))) // cond: i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPL (MOVLload [i0] {s} p mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 16 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] || !(i1 == i0+2 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v1.AuxInt = int32ToAuxInt(i0) v1.Aux = symToAux(s) v1.AddArg2(p, mem) v0.AddArg(v1) return true } break } // match: (ORQ r1:(ROLWconst [8] x1:(MOVWload [i] {s} p1 mem)) sh:(SHLQconst [16] r0:(ROLWconst [8] x0:(MOVWload [i] {s} p0 mem)))) // cond: x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPL (MOVLload [i] {s} p0 mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 16 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPL, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVLload, typ.UInt32) v1.AuxInt = int32ToAuxInt(i) v1.Aux = symToAux(s) v1.AddArg2(p0, mem) v0.AddArg(v1) return true } break } // match: (ORQ r1:(BSWAPL x1:(MOVLload [i1] {s} p mem)) sh:(SHLQconst [32] r0:(BSWAPL x0:(MOVLload [i0] {s} p mem)))) // cond: i1 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPQ (MOVQload [i0] {s} p mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64BSWAPL { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVLload { continue } i1 := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64BSWAPL { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVLload { continue } i0 := auxIntToInt32(x0.AuxInt) if auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] if p != x0.Args[0] || mem != x0.Args[1] || !(i1 == i0+4 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVQload, typ.UInt64) v1.AuxInt = int32ToAuxInt(i0) v1.Aux = symToAux(s) v1.AddArg2(p, mem) v0.AddArg(v1) return true } break } // match: (ORQ r1:(BSWAPL x1:(MOVLload [i] {s} p1 mem)) sh:(SHLQconst [32] r0:(BSWAPL x0:(MOVLload [i] {s} p0 mem)))) // cond: x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 4) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, r0, r1, sh) // result: @mergePoint(b,x0,x1) (BSWAPQ (MOVQload [i] {s} p0 mem)) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { r1 := v_0 if r1.Op != OpAMD64BSWAPL { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVLload { continue } i := auxIntToInt32(x1.AuxInt) s := auxToSym(x1.Aux) mem := x1.Args[1] p1 := x1.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } r0 := sh.Args[0] if r0.Op != OpAMD64BSWAPL { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVLload || auxIntToInt32(x0.AuxInt) != i || auxToSym(x0.Aux) != s { continue } _ = x0.Args[1] p0 := x0.Args[0] if mem != x0.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p0, p1, 4) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, r0, r1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x0.Pos, OpAMD64BSWAPQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x0.Pos, OpAMD64MOVQload, typ.UInt64) v1.AuxInt = int32ToAuxInt(i) v1.Aux = symToAux(s) v1.AddArg2(p0, mem) v0.AddArg(v1) return true } break } // match: (ORQ s0:(SHLQconst [j0] x0:(MOVBload [i0] {s} p mem)) or:(ORQ s1:(SHLQconst [j1] x1:(MOVBload [i1] {s} p mem)) y)) // cond: i1 == i0+1 && j1 == j0-8 && j1 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j1] (ROLWconst [8] (MOVWload [i0] {s} p mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] { continue } y := or_1 if !(i1 == i0+1 && j1 == j0-8 && j1%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64ROLWconst, typ.UInt16) v2.AuxInt = int8ToAuxInt(8) v3 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v3.AuxInt = int32ToAuxInt(i0) v3.Aux = symToAux(s) v3.AddArg2(p, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s0:(SHLQconst [j0] x0:(MOVBload [i] {s} p0 mem)) or:(ORQ s1:(SHLQconst [j1] x1:(MOVBload [i] {s} p1 mem)) y)) // cond: j1 == j0-8 && j1 % 16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j1] (ROLWconst [8] (MOVWload [i] {s} p0 mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) x0 := s0.Args[0] if x0.Op != OpAMD64MOVBload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) x1 := s1.Args[0] if x1.Op != OpAMD64MOVBload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] { continue } y := or_1 if !(j1 == j0-8 && j1%16 == 0 && x0.Uses == 1 && x1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 1) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64ROLWconst, typ.UInt16) v2.AuxInt = int8ToAuxInt(8) v3 := b.NewValue0(x1.Pos, OpAMD64MOVWload, typ.UInt16) v3.AuxInt = int32ToAuxInt(i) v3.Aux = symToAux(s) v3.AddArg2(p0, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s0:(SHLQconst [j0] r0:(ROLWconst [8] x0:(MOVWload [i0] {s} p mem))) or:(ORQ s1:(SHLQconst [j1] r1:(ROLWconst [8] x1:(MOVWload [i1] {s} p mem))) y)) // cond: i1 == i0+2 && j1 == j0-16 && j1 % 32 == 0 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, r0, r1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j1] (BSWAPL (MOVLload [i0] {s} p mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) r0 := s0.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) r1 := s1.Args[0] if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] { continue } y := or_1 if !(i1 == i0+2 && j1 == j0-16 && j1%32 == 0 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, r0, r1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64BSWAPL, typ.UInt32) v3 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v3.AuxInt = int32ToAuxInt(i0) v3.Aux = symToAux(s) v3.AddArg2(p, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ s0:(SHLQconst [j0] r0:(ROLWconst [8] x0:(MOVWload [i] {s} p0 mem))) or:(ORQ s1:(SHLQconst [j1] r1:(ROLWconst [8] x1:(MOVWload [i] {s} p1 mem))) y)) // cond: j1 == j0-16 && j1 % 32 == 0 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b,x0,x1,y) != nil && clobber(x0, x1, r0, r1, s0, s1, or) // result: @mergePoint(b,x0,x1,y) (ORQ (SHLQconst [j1] (BSWAPL (MOVLload [i] {s} p0 mem))) y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { s0 := v_0 if s0.Op != OpAMD64SHLQconst { continue } j0 := auxIntToInt8(s0.AuxInt) r0 := s0.Args[0] if r0.Op != OpAMD64ROLWconst || auxIntToInt8(r0.AuxInt) != 8 { continue } x0 := r0.Args[0] if x0.Op != OpAMD64MOVWload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] or := v_1 if or.Op != OpAMD64ORQ { continue } _ = or.Args[1] or_0 := or.Args[0] or_1 := or.Args[1] for _i1 := 0; _i1 <= 1; _i1, or_0, or_1 = _i1+1, or_1, or_0 { s1 := or_0 if s1.Op != OpAMD64SHLQconst { continue } j1 := auxIntToInt8(s1.AuxInt) r1 := s1.Args[0] if r1.Op != OpAMD64ROLWconst || auxIntToInt8(r1.AuxInt) != 8 { continue } x1 := r1.Args[0] if x1.Op != OpAMD64MOVWload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] { continue } y := or_1 if !(j1 == j0-16 && j1%32 == 0 && x0.Uses == 1 && x1.Uses == 1 && r0.Uses == 1 && r1.Uses == 1 && s0.Uses == 1 && s1.Uses == 1 && or.Uses == 1 && sequentialAddresses(p0, p1, 2) && mergePoint(b, x0, x1, y) != nil && clobber(x0, x1, r0, r1, s0, s1, or)) { continue } b = mergePoint(b, x0, x1, y) v0 := b.NewValue0(x1.Pos, OpAMD64ORQ, v.Type) v.copyOf(v0) v1 := b.NewValue0(x1.Pos, OpAMD64SHLQconst, v.Type) v1.AuxInt = int8ToAuxInt(j1) v2 := b.NewValue0(x1.Pos, OpAMD64BSWAPL, typ.UInt32) v3 := b.NewValue0(x1.Pos, OpAMD64MOVLload, typ.UInt32) v3.AuxInt = int32ToAuxInt(i) v3.Aux = symToAux(s) v3.AddArg2(p0, mem) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(v1, y) return true } } break } // match: (ORQ x l:(MOVQload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (ORQload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64ORQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (ORQ x0:(MOVBELload [i0] {s} p mem) sh:(SHLQconst [32] x1:(MOVBELload [i1] {s} p mem))) // cond: i0 == i1+4 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVBEQload [i1] {s} p mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBELload { continue } i0 := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBELload { continue } i1 := auxIntToInt32(x1.AuxInt) if auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] if p != x1.Args[0] || mem != x1.Args[1] || !(i0 == i1+4 && x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVBEQload, typ.UInt64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i1) v0.Aux = symToAux(s) v0.AddArg2(p, mem) return true } break } // match: (ORQ x0:(MOVBELload [i] {s} p0 mem) sh:(SHLQconst [32] x1:(MOVBELload [i] {s} p1 mem))) // cond: x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p1, p0, 4) && mergePoint(b,x0,x1) != nil && clobber(x0, x1, sh) // result: @mergePoint(b,x0,x1) (MOVBEQload [i] {s} p1 mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x0 := v_0 if x0.Op != OpAMD64MOVBELload { continue } i := auxIntToInt32(x0.AuxInt) s := auxToSym(x0.Aux) mem := x0.Args[1] p0 := x0.Args[0] sh := v_1 if sh.Op != OpAMD64SHLQconst || auxIntToInt8(sh.AuxInt) != 32 { continue } x1 := sh.Args[0] if x1.Op != OpAMD64MOVBELload || auxIntToInt32(x1.AuxInt) != i || auxToSym(x1.Aux) != s { continue } _ = x1.Args[1] p1 := x1.Args[0] if mem != x1.Args[1] || !(x0.Uses == 1 && x1.Uses == 1 && sh.Uses == 1 && sequentialAddresses(p1, p0, 4) && mergePoint(b, x0, x1) != nil && clobber(x0, x1, sh)) { continue } b = mergePoint(b, x0, x1) v0 := b.NewValue0(x1.Pos, OpAMD64MOVBEQload, typ.UInt64) v.copyOf(v0) v0.AuxInt = int32ToAuxInt(i) v0.Aux = symToAux(s) v0.AddArg2(p1, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64ORQconst(v *Value) bool { v_0 := v.Args[0] // match: (ORQconst [c] x) // cond: isUint64PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTSQconst [int8(log32(c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint64PowerOfTwo(int64(c)) && uint64(c) >= 128) { break } v.reset(OpAMD64BTSQconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } // match: (ORQconst [c] (ORQconst [d] x)) // result: (ORQconst [c | d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64ORQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64ORQconst) v.AuxInt = int32ToAuxInt(c | d) v.AddArg(x) return true } // match: (ORQconst [c] (BTSQconst [d] x)) // cond: is32Bit(int64(c) | 1<>uint64(c)]) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(int8(d)) >> uint64(c)) return true } return false } func rewriteValueAMD64_OpAMD64SARL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SARL x (MOVQconst [c])) // result: (SARLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SARLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SARL x (MOVLconst [c])) // result: (SARLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SARLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SARL x (ADDQconst [c] y)) // cond: c & 31 == 0 // result: (SARL x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } // match: (SARL x (NEGQ (ADDQconst [c] y))) // cond: c & 31 == 0 // result: (SARL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SARL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARL x (ANDQconst [c] y)) // cond: c & 31 == 31 // result: (SARL x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } // match: (SARL x (NEGQ (ANDQconst [c] y))) // cond: c & 31 == 31 // result: (SARL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SARL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARL x (ADDLconst [c] y)) // cond: c & 31 == 0 // result: (SARL x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } // match: (SARL x (NEGL (ADDLconst [c] y))) // cond: c & 31 == 0 // result: (SARL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SARL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARL x (ANDLconst [c] y)) // cond: c & 31 == 31 // result: (SARL x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } // match: (SARL x (NEGL (ANDLconst [c] y))) // cond: c & 31 == 31 // result: (SARL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SARL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SARLconst(v *Value) bool { v_0 := v.Args[0] // match: (SARLconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SARLconst [c] (MOVQconst [d])) // result: (MOVQconst [int64(int32(d))>>uint64(c)]) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(int32(d)) >> uint64(c)) return true } return false } func rewriteValueAMD64_OpAMD64SARQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SARQ x (MOVQconst [c])) // result: (SARQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SARQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SARQ x (MOVLconst [c])) // result: (SARQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SARQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SARQ x (ADDQconst [c] y)) // cond: c & 63 == 0 // result: (SARQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } // match: (SARQ x (NEGQ (ADDQconst [c] y))) // cond: c & 63 == 0 // result: (SARQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SARQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARQ x (ANDQconst [c] y)) // cond: c & 63 == 63 // result: (SARQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } // match: (SARQ x (NEGQ (ANDQconst [c] y))) // cond: c & 63 == 63 // result: (SARQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SARQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARQ x (ADDLconst [c] y)) // cond: c & 63 == 0 // result: (SARQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } // match: (SARQ x (NEGL (ADDLconst [c] y))) // cond: c & 63 == 0 // result: (SARQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SARQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SARQ x (ANDLconst [c] y)) // cond: c & 63 == 63 // result: (SARQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } // match: (SARQ x (NEGL (ANDLconst [c] y))) // cond: c & 63 == 63 // result: (SARQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SARQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SARQconst(v *Value) bool { v_0 := v.Args[0] // match: (SARQconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SARQconst [c] (MOVQconst [d])) // result: (MOVQconst [d>>uint64(c)]) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(d >> uint64(c)) return true } return false } func rewriteValueAMD64_OpAMD64SARW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SARW x (MOVQconst [c])) // result: (SARWconst [int8(min(int64(c)&31,15))] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SARWconst) v.AuxInt = int8ToAuxInt(int8(min(int64(c)&31, 15))) v.AddArg(x) return true } // match: (SARW x (MOVLconst [c])) // result: (SARWconst [int8(min(int64(c)&31,15))] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SARWconst) v.AuxInt = int8ToAuxInt(int8(min(int64(c)&31, 15))) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64SARWconst(v *Value) bool { v_0 := v.Args[0] // match: (SARWconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SARWconst [c] (MOVQconst [d])) // result: (MOVQconst [int64(int16(d))>>uint64(c)]) for { c := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(int16(d)) >> uint64(c)) return true } return false } func rewriteValueAMD64_OpAMD64SBBLcarrymask(v *Value) bool { v_0 := v.Args[0] // match: (SBBLcarrymask (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SBBLcarrymask (FlagLT_ULT)) // result: (MOVLconst [-1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(-1) return true } // match: (SBBLcarrymask (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SBBLcarrymask (FlagGT_ULT)) // result: (MOVLconst [-1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(-1) return true } // match: (SBBLcarrymask (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SBBQ(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (SBBQ x (MOVQconst [c]) borrow) // cond: is32Bit(c) // result: (SBBQconst x [int32(c)] borrow) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) borrow := v_2 if !(is32Bit(c)) { break } v.reset(OpAMD64SBBQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg2(x, borrow) return true } // match: (SBBQ x y (FlagEQ)) // result: (SUBQborrow x y) for { x := v_0 y := v_1 if v_2.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64SUBQborrow) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpAMD64SBBQcarrymask(v *Value) bool { v_0 := v.Args[0] // match: (SBBQcarrymask (FlagEQ)) // result: (MOVQconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SBBQcarrymask (FlagLT_ULT)) // result: (MOVQconst [-1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(-1) return true } // match: (SBBQcarrymask (FlagLT_UGT)) // result: (MOVQconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SBBQcarrymask (FlagGT_ULT)) // result: (MOVQconst [-1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(-1) return true } // match: (SBBQcarrymask (FlagGT_UGT)) // result: (MOVQconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SBBQconst(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SBBQconst x [c] (FlagEQ)) // result: (SUBQconstborrow x [c]) for { c := auxIntToInt32(v.AuxInt) x := v_0 if v_1.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64SUBQconstborrow) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64SETA(v *Value) bool { v_0 := v.Args[0] // match: (SETA (InvertFlags x)) // result: (SETB x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETB) v.AddArg(x) return true } // match: (SETA (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETA (FlagLT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETA (FlagLT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETA (FlagGT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETA (FlagGT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } return false } func rewriteValueAMD64_OpAMD64SETAE(v *Value) bool { v_0 := v.Args[0] // match: (SETAE (TESTQ x x)) // result: (ConstBool [true]) for { if v_0.Op != OpAMD64TESTQ { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(true) return true } // match: (SETAE (TESTL x x)) // result: (ConstBool [true]) for { if v_0.Op != OpAMD64TESTL { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(true) return true } // match: (SETAE (TESTW x x)) // result: (ConstBool [true]) for { if v_0.Op != OpAMD64TESTW { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(true) return true } // match: (SETAE (TESTB x x)) // result: (ConstBool [true]) for { if v_0.Op != OpAMD64TESTB { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(true) return true } // match: (SETAE (InvertFlags x)) // result: (SETBE x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETBE) v.AddArg(x) return true } // match: (SETAE (FlagEQ)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETAE (FlagLT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETAE (FlagLT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETAE (FlagGT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETAE (FlagGT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } return false } func rewriteValueAMD64_OpAMD64SETAEstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETAEstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETBEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETBEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETAEstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETAEstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETAEstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETAEstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETAEstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETAEstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETAEstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETAEstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETAEstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETAstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETAstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETBstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETAstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETAstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETAstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETAstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETAstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETAstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETAstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETAstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETAstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETAstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETAstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETB(v *Value) bool { v_0 := v.Args[0] // match: (SETB (TESTQ x x)) // result: (ConstBool [false]) for { if v_0.Op != OpAMD64TESTQ { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(false) return true } // match: (SETB (TESTL x x)) // result: (ConstBool [false]) for { if v_0.Op != OpAMD64TESTL { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(false) return true } // match: (SETB (TESTW x x)) // result: (ConstBool [false]) for { if v_0.Op != OpAMD64TESTW { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(false) return true } // match: (SETB (TESTB x x)) // result: (ConstBool [false]) for { if v_0.Op != OpAMD64TESTB { break } x := v_0.Args[1] if x != v_0.Args[0] { break } v.reset(OpConstBool) v.AuxInt = boolToAuxInt(false) return true } // match: (SETB (BTLconst [0] x)) // result: (ANDLconst [1] x) for { if v_0.Op != OpAMD64BTLconst || auxIntToInt8(v_0.AuxInt) != 0 { break } x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } // match: (SETB (BTQconst [0] x)) // result: (ANDQconst [1] x) for { if v_0.Op != OpAMD64BTQconst || auxIntToInt8(v_0.AuxInt) != 0 { break } x := v_0.Args[0] v.reset(OpAMD64ANDQconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } // match: (SETB (InvertFlags x)) // result: (SETA x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETA) v.AddArg(x) return true } // match: (SETB (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETB (FlagLT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETB (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETB (FlagGT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETB (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SETBE(v *Value) bool { v_0 := v.Args[0] // match: (SETBE (InvertFlags x)) // result: (SETAE x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETAE) v.AddArg(x) return true } // match: (SETBE (FlagEQ)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETBE (FlagLT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETBE (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETBE (FlagGT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETBE (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SETBEstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETBEstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETAEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETBEstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETBEstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETBEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETBEstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETBEstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETBEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETBEstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETBEstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETBEstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETBEstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETBEstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETBstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETBstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETAstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETAstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETBstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETBstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETBstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETBstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETBstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETBstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETBstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETBstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETBstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETEQ(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (SETEQ (TESTL (SHLL (MOVLconst [1]) x) y)) // result: (SETAE (BTL x y)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLL { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } break } // match: (SETEQ (TESTQ (SHLQ (MOVQconst [1]) x) y)) // result: (SETAE (BTQ x y)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLQ { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } break } // match: (SETEQ (TESTLconst [c] x)) // cond: isUint32PowerOfTwo(int64(c)) // result: (SETAE (BTLconst [int8(log32(c))] x)) for { if v_0.Op != OpAMD64TESTLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint32PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg(v0) return true } // match: (SETEQ (TESTQconst [c] x)) // cond: isUint64PowerOfTwo(int64(c)) // result: (SETAE (BTQconst [int8(log32(c))] x)) for { if v_0.Op != OpAMD64TESTQconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint64PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg(v0) return true } // match: (SETEQ (TESTQ (MOVQconst [c]) x)) // cond: isUint64PowerOfTwo(c) // result: (SETAE (BTQconst [int8(log64(c))] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0_0.AuxInt) x := v_0_1 if !(isUint64PowerOfTwo(c)) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (CMPLconst [1] s:(ANDLconst [1] _))) // result: (SETNE (CMPLconst [0] s)) for { if v_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_0.AuxInt) != 1 { break } s := v_0.Args[0] if s.Op != OpAMD64ANDLconst || auxIntToInt32(s.AuxInt) != 1 { break } v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg(v0) return true } // match: (SETEQ (CMPQconst [1] s:(ANDQconst [1] _))) // result: (SETNE (CMPQconst [0] s)) for { if v_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_0.AuxInt) != 1 { break } s := v_0.Args[0] if s.Op != OpAMD64ANDQconst || auxIntToInt32(s.AuxInt) != 1 { break } v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg(v0) return true } // match: (SETEQ (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2)) // cond: z1==z2 // result: (SETAE (BTQconst [63] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (TESTL z1:(SHLLconst [31] (SHRQconst [31] x)) z2)) // cond: z1==z2 // result: (SETAE (BTQconst [31] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2)) // cond: z1==z2 // result: (SETAE (BTQconst [0] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2)) // cond: z1==z2 // result: (SETAE (BTLconst [0] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (TESTQ z1:(SHRQconst [63] x) z2)) // cond: z1==z2 // result: (SETAE (BTQconst [63] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (TESTL z1:(SHRLconst [31] x) z2)) // cond: z1==z2 // result: (SETAE (BTLconst [31] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETAE) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETEQ (InvertFlags x)) // result: (SETEQ x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETEQ) v.AddArg(x) return true } // match: (SETEQ (FlagEQ)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETEQ (FlagLT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETEQ (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETEQ (FlagGT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETEQ (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SETEQstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETEQstore [off] {sym} ptr (TESTL (SHLL (MOVLconst [1]) x) y) mem) // result: (SETAEstore [off] {sym} ptr (BTL x y) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLL { continue } x := v_1_0.Args[1] v_1_0_0 := v_1_0.Args[0] if v_1_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_1_0_0.AuxInt) != 1 { continue } y := v_1_1 mem := v_2 v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTQ (SHLQ (MOVQconst [1]) x) y) mem) // result: (SETAEstore [off] {sym} ptr (BTQ x y) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLQ { continue } x := v_1_0.Args[1] v_1_0_0 := v_1_0.Args[0] if v_1_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_1_0_0.AuxInt) != 1 { continue } y := v_1_1 mem := v_2 v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTLconst [c] x) mem) // cond: isUint32PowerOfTwo(int64(c)) // result: (SETAEstore [off] {sym} ptr (BTLconst [int8(log32(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTLconst { break } c := auxIntToInt32(v_1.AuxInt) x := v_1.Args[0] mem := v_2 if !(isUint32PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (TESTQconst [c] x) mem) // cond: isUint64PowerOfTwo(int64(c)) // result: (SETAEstore [off] {sym} ptr (BTQconst [int8(log32(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQconst { break } c := auxIntToInt32(v_1.AuxInt) x := v_1.Args[0] mem := v_2 if !(isUint64PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (TESTQ (MOVQconst [c]) x) mem) // cond: isUint64PowerOfTwo(c) // result: (SETAEstore [off] {sym} ptr (BTQconst [int8(log64(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1_0.AuxInt) x := v_1_1 mem := v_2 if !(isUint64PowerOfTwo(c)) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (CMPLconst [1] s:(ANDLconst [1] _)) mem) // result: (SETNEstore [off] {sym} ptr (CMPLconst [0] s) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64CMPLconst || auxIntToInt32(v_1.AuxInt) != 1 { break } s := v_1.Args[0] if s.Op != OpAMD64ANDLconst || auxIntToInt32(s.AuxInt) != 1 { break } mem := v_2 v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (CMPQconst [1] s:(ANDQconst [1] _)) mem) // result: (SETNEstore [off] {sym} ptr (CMPQconst [0] s) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64CMPQconst || auxIntToInt32(v_1.AuxInt) != 1 { break } s := v_1.Args[0] if s.Op != OpAMD64ANDQconst || auxIntToInt32(s.AuxInt) != 1 { break } mem := v_2 v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTQconst [63] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTL z1:(SHLLconst [31] (SHRLconst [31] x)) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTLconst [31] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTQconst [0] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTLconst [0] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTQ z1:(SHRQconst [63] x) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTQconst [63] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (TESTL z1:(SHRLconst [31] x) z2) mem) // cond: z1==z2 // result: (SETAEstore [off] {sym} ptr (BTLconst [31] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETAEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETEQstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETEQstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETEQstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETEQstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETEQstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETEQstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETEQstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETEQstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETG(v *Value) bool { v_0 := v.Args[0] // match: (SETG (InvertFlags x)) // result: (SETL x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETL) v.AddArg(x) return true } // match: (SETG (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETG (FlagLT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETG (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETG (FlagGT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETG (FlagGT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } return false } func rewriteValueAMD64_OpAMD64SETGE(v *Value) bool { v_0 := v.Args[0] // match: (SETGE (InvertFlags x)) // result: (SETLE x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETLE) v.AddArg(x) return true } // match: (SETGE (FlagEQ)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETGE (FlagLT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETGE (FlagLT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETGE (FlagGT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETGE (FlagGT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } return false } func rewriteValueAMD64_OpAMD64SETGEstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETGEstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETLEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETLEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETGEstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETGEstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETGEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETGEstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETGEstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETGEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETGEstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETGEstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETGEstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETGEstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETGEstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETGstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETGstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETLstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETLstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETGstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETGstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETGstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETGstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETGstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETGstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETGstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETGstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETGstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETGstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETGstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETL(v *Value) bool { v_0 := v.Args[0] // match: (SETL (InvertFlags x)) // result: (SETG x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETG) v.AddArg(x) return true } // match: (SETL (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETL (FlagLT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETL (FlagLT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETL (FlagGT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETL (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SETLE(v *Value) bool { v_0 := v.Args[0] // match: (SETLE (InvertFlags x)) // result: (SETGE x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETGE) v.AddArg(x) return true } // match: (SETLE (FlagEQ)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETLE (FlagLT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETLE (FlagLT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETLE (FlagGT_ULT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETLE (FlagGT_UGT)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SETLEstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETLEstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETGEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETGEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETLEstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETLEstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETLEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETLEstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETLEstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETLEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETLEstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETLEstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETLEstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETLEstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETLEstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETLstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETLstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETGstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETGstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETLstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETLstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETLstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETLstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETLstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETLstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETLstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETLstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETLstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETLstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETLstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SETNE(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (SETNE (TESTBconst [1] x)) // result: (ANDLconst [1] x) for { if v_0.Op != OpAMD64TESTBconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } // match: (SETNE (TESTWconst [1] x)) // result: (ANDLconst [1] x) for { if v_0.Op != OpAMD64TESTWconst || auxIntToInt16(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64ANDLconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } // match: (SETNE (TESTL (SHLL (MOVLconst [1]) x) y)) // result: (SETB (BTL x y)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLL { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } break } // match: (SETNE (TESTQ (SHLQ (MOVQconst [1]) x) y)) // result: (SETB (BTQ x y)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLQ { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } break } // match: (SETNE (TESTLconst [c] x)) // cond: isUint32PowerOfTwo(int64(c)) // result: (SETB (BTLconst [int8(log32(c))] x)) for { if v_0.Op != OpAMD64TESTLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint32PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg(v0) return true } // match: (SETNE (TESTQconst [c] x)) // cond: isUint64PowerOfTwo(int64(c)) // result: (SETB (BTQconst [int8(log32(c))] x)) for { if v_0.Op != OpAMD64TESTQconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint64PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg(v0) return true } // match: (SETNE (TESTQ (MOVQconst [c]) x)) // cond: isUint64PowerOfTwo(c) // result: (SETB (BTQconst [int8(log64(c))] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0_0.AuxInt) x := v_0_1 if !(isUint64PowerOfTwo(c)) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (CMPLconst [1] s:(ANDLconst [1] _))) // result: (SETEQ (CMPLconst [0] s)) for { if v_0.Op != OpAMD64CMPLconst || auxIntToInt32(v_0.AuxInt) != 1 { break } s := v_0.Args[0] if s.Op != OpAMD64ANDLconst || auxIntToInt32(s.AuxInt) != 1 { break } v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg(v0) return true } // match: (SETNE (CMPQconst [1] s:(ANDQconst [1] _))) // result: (SETEQ (CMPQconst [0] s)) for { if v_0.Op != OpAMD64CMPQconst || auxIntToInt32(v_0.AuxInt) != 1 { break } s := v_0.Args[0] if s.Op != OpAMD64ANDQconst || auxIntToInt32(s.AuxInt) != 1 { break } v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg(v0) return true } // match: (SETNE (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2)) // cond: z1==z2 // result: (SETB (BTQconst [63] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (TESTL z1:(SHLLconst [31] (SHRQconst [31] x)) z2)) // cond: z1==z2 // result: (SETB (BTQconst [31] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2)) // cond: z1==z2 // result: (SETB (BTQconst [0] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2)) // cond: z1==z2 // result: (SETB (BTLconst [0] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (TESTQ z1:(SHRQconst [63] x) z2)) // cond: z1==z2 // result: (SETB (BTQconst [63] x)) for { if v_0.Op != OpAMD64TESTQ { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (TESTL z1:(SHRLconst [31] x) z2)) // cond: z1==z2 // result: (SETB (BTLconst [31] x)) for { if v_0.Op != OpAMD64TESTL { break } _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg(v0) return true } break } // match: (SETNE (InvertFlags x)) // result: (SETNE x) for { if v_0.Op != OpAMD64InvertFlags { break } x := v_0.Args[0] v.reset(OpAMD64SETNE) v.AddArg(x) return true } // match: (SETNE (FlagEQ)) // result: (MOVLconst [0]) for { if v_0.Op != OpAMD64FlagEQ { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SETNE (FlagLT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETNE (FlagLT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagLT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETNE (FlagGT_ULT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_ULT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } // match: (SETNE (FlagGT_UGT)) // result: (MOVLconst [1]) for { if v_0.Op != OpAMD64FlagGT_UGT { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(1) return true } return false } func rewriteValueAMD64_OpAMD64SETNEstore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SETNEstore [off] {sym} ptr (TESTL (SHLL (MOVLconst [1]) x) y) mem) // result: (SETBstore [off] {sym} ptr (BTL x y) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLL { continue } x := v_1_0.Args[1] v_1_0_0 := v_1_0.Args[0] if v_1_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_1_0_0.AuxInt) != 1 { continue } y := v_1_1 mem := v_2 v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTQ (SHLQ (MOVQconst [1]) x) y) mem) // result: (SETBstore [off] {sym} ptr (BTQ x y) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64SHLQ { continue } x := v_1_0.Args[1] v_1_0_0 := v_1_0.Args[0] if v_1_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_1_0_0.AuxInt) != 1 { continue } y := v_1_1 mem := v_2 v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTLconst [c] x) mem) // cond: isUint32PowerOfTwo(int64(c)) // result: (SETBstore [off] {sym} ptr (BTLconst [int8(log32(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTLconst { break } c := auxIntToInt32(v_1.AuxInt) x := v_1.Args[0] mem := v_2 if !(isUint32PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (TESTQconst [c] x) mem) // cond: isUint64PowerOfTwo(int64(c)) // result: (SETBstore [off] {sym} ptr (BTQconst [int8(log32(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQconst { break } c := auxIntToInt32(v_1.AuxInt) x := v_1.Args[0] mem := v_2 if !(isUint64PowerOfTwo(int64(c))) { break } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (TESTQ (MOVQconst [c]) x) mem) // cond: isUint64PowerOfTwo(c) // result: (SETBstore [off] {sym} ptr (BTQconst [int8(log64(c))] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { if v_1_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1_0.AuxInt) x := v_1_1 mem := v_2 if !(isUint64PowerOfTwo(c)) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (CMPLconst [1] s:(ANDLconst [1] _)) mem) // result: (SETEQstore [off] {sym} ptr (CMPLconst [0] s) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64CMPLconst || auxIntToInt32(v_1.AuxInt) != 1 { break } s := v_1.Args[0] if s.Op != OpAMD64ANDLconst || auxIntToInt32(s.AuxInt) != 1 { break } mem := v_2 v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (CMPQconst [1] s:(ANDQconst [1] _)) mem) // result: (SETEQstore [off] {sym} ptr (CMPQconst [0] s) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64CMPQconst || auxIntToInt32(v_1.AuxInt) != 1 { break } s := v_1.Args[0] if s.Op != OpAMD64ANDQconst || auxIntToInt32(s.AuxInt) != 1 { break } mem := v_2 v.reset(OpAMD64SETEQstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(s) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTQconst [63] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTL z1:(SHLLconst [31] (SHRLconst [31] x)) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTLconst [31] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTQconst [0] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTLconst [0] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTQ z1:(SHRQconst [63] x) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTQconst [63] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTQ { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (TESTL z1:(SHRLconst [31] x) z2) mem) // cond: z1==z2 // result: (SETBstore [off] {sym} ptr (BTLconst [31] x) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64TESTL { break } _ = v_1.Args[1] v_1_0 := v_1.Args[0] v_1_1 := v_1.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_1_0, v_1_1 = _i0+1, v_1_1, v_1_0 { z1 := v_1_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_1_1 mem := v_2 if !(z1 == z2) { continue } v.reset(OpAMD64SETBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) v.AddArg3(ptr, v0, mem) return true } break } // match: (SETNEstore [off] {sym} ptr (InvertFlags x) mem) // result: (SETNEstore [off] {sym} ptr x mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64InvertFlags { break } x := v_1.Args[0] mem := v_2 v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(ptr, x, mem) return true } // match: (SETNEstore [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SETNEstore [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SETNEstore [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SETNEstore [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SETNEstore) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } // match: (SETNEstore [off] {sym} ptr (FlagEQ) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [0]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagEQ { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(0) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (FlagLT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (FlagLT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagLT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (FlagGT_ULT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_ULT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } // match: (SETNEstore [off] {sym} ptr (FlagGT_UGT) mem) // result: (MOVBstore [off] {sym} ptr (MOVLconst [1]) mem) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) ptr := v_0 if v_1.Op != OpAMD64FlagGT_UGT { break } mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v0 := b.NewValue0(v.Pos, OpAMD64MOVLconst, typ.UInt8) v0.AuxInt = int32ToAuxInt(1) v.AddArg3(ptr, v0, mem) return true } return false } func rewriteValueAMD64_OpAMD64SHLL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SHLL x (MOVQconst [c])) // result: (SHLLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SHLLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHLL x (MOVLconst [c])) // result: (SHLLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SHLLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHLL x (ADDQconst [c] y)) // cond: c & 31 == 0 // result: (SHLL x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } // match: (SHLL x (NEGQ (ADDQconst [c] y))) // cond: c & 31 == 0 // result: (SHLL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHLL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLL x (ANDQconst [c] y)) // cond: c & 31 == 31 // result: (SHLL x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } // match: (SHLL x (NEGQ (ANDQconst [c] y))) // cond: c & 31 == 31 // result: (SHLL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHLL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLL x (ADDLconst [c] y)) // cond: c & 31 == 0 // result: (SHLL x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } // match: (SHLL x (NEGL (ADDLconst [c] y))) // cond: c & 31 == 0 // result: (SHLL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHLL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLL x (ANDLconst [c] y)) // cond: c & 31 == 31 // result: (SHLL x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } // match: (SHLL x (NEGL (ANDLconst [c] y))) // cond: c & 31 == 31 // result: (SHLL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHLL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SHLLconst(v *Value) bool { v_0 := v.Args[0] // match: (SHLLconst [1] (SHRLconst [1] x)) // result: (BTRLconst [0] x) for { if auxIntToInt8(v.AuxInt) != 1 || v_0.Op != OpAMD64SHRLconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(0) v.AddArg(x) return true } // match: (SHLLconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SHLLconst [d] (MOVLconst [c])) // result: (MOVLconst [c << uint64(d)]) for { d := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(c << uint64(d)) return true } return false } func rewriteValueAMD64_OpAMD64SHLQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SHLQ x (MOVQconst [c])) // result: (SHLQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SHLQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SHLQ x (MOVLconst [c])) // result: (SHLQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SHLQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SHLQ x (ADDQconst [c] y)) // cond: c & 63 == 0 // result: (SHLQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } // match: (SHLQ x (NEGQ (ADDQconst [c] y))) // cond: c & 63 == 0 // result: (SHLQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHLQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLQ x (ANDQconst [c] y)) // cond: c & 63 == 63 // result: (SHLQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } // match: (SHLQ x (NEGQ (ANDQconst [c] y))) // cond: c & 63 == 63 // result: (SHLQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHLQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLQ x (ADDLconst [c] y)) // cond: c & 63 == 0 // result: (SHLQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } // match: (SHLQ x (NEGL (ADDLconst [c] y))) // cond: c & 63 == 0 // result: (SHLQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHLQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHLQ x (ANDLconst [c] y)) // cond: c & 63 == 63 // result: (SHLQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } // match: (SHLQ x (NEGL (ANDLconst [c] y))) // cond: c & 63 == 63 // result: (SHLQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHLQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SHLQconst(v *Value) bool { v_0 := v.Args[0] // match: (SHLQconst [1] (SHRQconst [1] x)) // result: (BTRQconst [0] x) for { if auxIntToInt8(v.AuxInt) != 1 || v_0.Op != OpAMD64SHRQconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64BTRQconst) v.AuxInt = int8ToAuxInt(0) v.AddArg(x) return true } // match: (SHLQconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SHLQconst [d] (MOVQconst [c])) // result: (MOVQconst [c << uint64(d)]) for { d := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(c << uint64(d)) return true } // match: (SHLQconst [d] (MOVLconst [c])) // result: (MOVQconst [int64(c) << uint64(d)]) for { d := auxIntToInt8(v.AuxInt) if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(int64(c) << uint64(d)) return true } return false } func rewriteValueAMD64_OpAMD64SHRB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SHRB x (MOVQconst [c])) // cond: c&31 < 8 // result: (SHRBconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&31 < 8) { break } v.reset(OpAMD64SHRBconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRB x (MOVLconst [c])) // cond: c&31 < 8 // result: (SHRBconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) if !(c&31 < 8) { break } v.reset(OpAMD64SHRBconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRB _ (MOVQconst [c])) // cond: c&31 >= 8 // result: (MOVLconst [0]) for { if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&31 >= 8) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SHRB _ (MOVLconst [c])) // cond: c&31 >= 8 // result: (MOVLconst [0]) for { if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) if !(c&31 >= 8) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SHRBconst(v *Value) bool { v_0 := v.Args[0] // match: (SHRBconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueAMD64_OpAMD64SHRL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SHRL x (MOVQconst [c])) // result: (SHRLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SHRLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRL x (MOVLconst [c])) // result: (SHRLconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SHRLconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRL x (ADDQconst [c] y)) // cond: c & 31 == 0 // result: (SHRL x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } // match: (SHRL x (NEGQ (ADDQconst [c] y))) // cond: c & 31 == 0 // result: (SHRL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHRL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRL x (ANDQconst [c] y)) // cond: c & 31 == 31 // result: (SHRL x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } // match: (SHRL x (NEGQ (ANDQconst [c] y))) // cond: c & 31 == 31 // result: (SHRL x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHRL) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRL x (ADDLconst [c] y)) // cond: c & 31 == 0 // result: (SHRL x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } // match: (SHRL x (NEGL (ADDLconst [c] y))) // cond: c & 31 == 0 // result: (SHRL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 0) { break } v.reset(OpAMD64SHRL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRL x (ANDLconst [c] y)) // cond: c & 31 == 31 // result: (SHRL x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } // match: (SHRL x (NEGL (ANDLconst [c] y))) // cond: c & 31 == 31 // result: (SHRL x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&31 == 31) { break } v.reset(OpAMD64SHRL) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SHRLconst(v *Value) bool { v_0 := v.Args[0] // match: (SHRLconst [1] (SHLLconst [1] x)) // result: (BTRLconst [31] x) for { if auxIntToInt8(v.AuxInt) != 1 || v_0.Op != OpAMD64SHLLconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64BTRLconst) v.AuxInt = int8ToAuxInt(31) v.AddArg(x) return true } // match: (SHRLconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueAMD64_OpAMD64SHRQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SHRQ x (MOVQconst [c])) // result: (SHRQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) v.reset(OpAMD64SHRQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SHRQ x (MOVLconst [c])) // result: (SHRQconst [int8(c&63)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SHRQconst) v.AuxInt = int8ToAuxInt(int8(c & 63)) v.AddArg(x) return true } // match: (SHRQ x (ADDQconst [c] y)) // cond: c & 63 == 0 // result: (SHRQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } // match: (SHRQ x (NEGQ (ADDQconst [c] y))) // cond: c & 63 == 0 // result: (SHRQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHRQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRQ x (ANDQconst [c] y)) // cond: c & 63 == 63 // result: (SHRQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } // match: (SHRQ x (NEGQ (ANDQconst [c] y))) // cond: c & 63 == 63 // result: (SHRQ x (NEGQ y)) for { x := v_0 if v_1.Op != OpAMD64NEGQ { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDQconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHRQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRQ x (ADDLconst [c] y)) // cond: c & 63 == 0 // result: (SHRQ x y) for { x := v_0 if v_1.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } // match: (SHRQ x (NEGL (ADDLconst [c] y))) // cond: c & 63 == 0 // result: (SHRQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ADDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 0) { break } v.reset(OpAMD64SHRQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } // match: (SHRQ x (ANDLconst [c] y)) // cond: c & 63 == 63 // result: (SHRQ x y) for { x := v_0 if v_1.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1.AuxInt) y := v_1.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } // match: (SHRQ x (NEGL (ANDLconst [c] y))) // cond: c & 63 == 63 // result: (SHRQ x (NEGL y)) for { x := v_0 if v_1.Op != OpAMD64NEGL { break } t := v_1.Type v_1_0 := v_1.Args[0] if v_1_0.Op != OpAMD64ANDLconst { break } c := auxIntToInt32(v_1_0.AuxInt) y := v_1_0.Args[0] if !(c&63 == 63) { break } v.reset(OpAMD64SHRQ) v0 := b.NewValue0(v.Pos, OpAMD64NEGL, t) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SHRQconst(v *Value) bool { v_0 := v.Args[0] // match: (SHRQconst [1] (SHLQconst [1] x)) // result: (BTRQconst [63] x) for { if auxIntToInt8(v.AuxInt) != 1 || v_0.Op != OpAMD64SHLQconst || auxIntToInt8(v_0.AuxInt) != 1 { break } x := v_0.Args[0] v.reset(OpAMD64BTRQconst) v.AuxInt = int8ToAuxInt(63) v.AddArg(x) return true } // match: (SHRQconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueAMD64_OpAMD64SHRW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SHRW x (MOVQconst [c])) // cond: c&31 < 16 // result: (SHRWconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&31 < 16) { break } v.reset(OpAMD64SHRWconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRW x (MOVLconst [c])) // cond: c&31 < 16 // result: (SHRWconst [int8(c&31)] x) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) if !(c&31 < 16) { break } v.reset(OpAMD64SHRWconst) v.AuxInt = int8ToAuxInt(int8(c & 31)) v.AddArg(x) return true } // match: (SHRW _ (MOVQconst [c])) // cond: c&31 >= 16 // result: (MOVLconst [0]) for { if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(c&31 >= 16) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SHRW _ (MOVLconst [c])) // cond: c&31 >= 16 // result: (MOVLconst [0]) for { if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) if !(c&31 >= 16) { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } return false } func rewriteValueAMD64_OpAMD64SHRWconst(v *Value) bool { v_0 := v.Args[0] // match: (SHRWconst x [0]) // result: x for { if auxIntToInt8(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } return false } func rewriteValueAMD64_OpAMD64SUBL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SUBL x (MOVLconst [c])) // result: (SUBLconst x [c]) for { x := v_0 if v_1.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64SUBLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } // match: (SUBL (MOVLconst [c]) x) // result: (NEGL (SUBLconst x [c])) for { if v_0.Op != OpAMD64MOVLconst { break } c := auxIntToInt32(v_0.AuxInt) x := v_1 v.reset(OpAMD64NEGL) v0 := b.NewValue0(v.Pos, OpAMD64SUBLconst, v.Type) v0.AuxInt = int32ToAuxInt(c) v0.AddArg(x) v.AddArg(v0) return true } // match: (SUBL x x) // result: (MOVLconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (SUBL x l:(MOVLload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (SUBLload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64SUBLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBLconst(v *Value) bool { v_0 := v.Args[0] // match: (SUBLconst [c] x) // cond: c==0 // result: x for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c == 0) { break } v.copyOf(x) return true } // match: (SUBLconst [c] x) // result: (ADDLconst [-c] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 v.reset(OpAMD64ADDLconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } } func rewriteValueAMD64_OpAMD64SUBLload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SUBLload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBLload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (SUBLload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBLload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBLload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (SUBLload x [off] {sym} ptr (MOVSSstore [off] {sym} ptr y _)) // result: (SUBL x (MOVLf2i y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVSSstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64SUBL) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLf2i, typ.UInt32) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SUBLmodify(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBLmodify [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBLmodify [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBLmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SUBLmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBLmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBLmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (SUBQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (SUBQconst x [int32(c)]) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { break } v.reset(OpAMD64SUBQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } // match: (SUBQ (MOVQconst [c]) x) // cond: is32Bit(c) // result: (NEGQ (SUBQconst x [int32(c)])) for { if v_0.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(is32Bit(c)) { break } v.reset(OpAMD64NEGQ) v0 := b.NewValue0(v.Pos, OpAMD64SUBQconst, v.Type) v0.AuxInt = int32ToAuxInt(int32(c)) v0.AddArg(x) v.AddArg(v0) return true } // match: (SUBQ x x) // result: (MOVQconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (SUBQ x l:(MOVQload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (SUBQload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64SUBQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBQborrow(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBQborrow x (MOVQconst [c])) // cond: is32Bit(c) // result: (SUBQconstborrow x [int32(c)]) for { x := v_0 if v_1.Op != OpAMD64MOVQconst { break } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { break } v.reset(OpAMD64SUBQconstborrow) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64SUBQconst(v *Value) bool { v_0 := v.Args[0] // match: (SUBQconst [0] x) // result: x for { if auxIntToInt32(v.AuxInt) != 0 { break } x := v_0 v.copyOf(x) return true } // match: (SUBQconst [c] x) // cond: c != -(1<<31) // result: (ADDQconst [-c] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(c != -(1 << 31)) { break } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(-c) v.AddArg(x) return true } // match: (SUBQconst (MOVQconst [d]) [c]) // result: (MOVQconst [d-int64(c)]) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(d - int64(c)) return true } // match: (SUBQconst (SUBQconst x [d]) [c]) // cond: is32Bit(int64(-c)-int64(d)) // result: (ADDQconst [-c-d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64SUBQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(is32Bit(int64(-c) - int64(d))) { break } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(-c - d) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpAMD64SUBQload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SUBQload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBQload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (SUBQload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBQload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBQload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (SUBQload x [off] {sym} ptr (MOVSDstore [off] {sym} ptr y _)) // result: (SUBQ x (MOVQf2i y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVSDstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64SUBQ) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQf2i, typ.UInt64) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SUBQmodify(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBQmodify [off1] {sym} (ADDQconst [off2] base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBQmodify [off1+off2] {sym} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) if v_0.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_0.AuxInt) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBQmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(base, val, mem) return true } // match: (SUBQmodify [off1] {sym1} (LEAQ [off2] {sym2} base) val mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBQmodify [off1+off2] {mergeSym(sym1,sym2)} base val mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) if v_0.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_0.AuxInt) sym2 := auxToSym(v_0.Aux) base := v_0.Args[0] val := v_1 mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBQmodify) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(base, val, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBSD(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBSD x l:(MOVSDload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (SUBSDload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVSDload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64SUBSDload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBSDload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SUBSDload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBSDload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (SUBSDload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBSDload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBSDload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (SUBSDload x [off] {sym} ptr (MOVQstore [off] {sym} ptr y _)) // result: (SUBSD x (MOVQi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVQstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64SUBSD) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVQi2f, typ.Float64) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64SUBSS(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (SUBSS x l:(MOVSSload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (SUBSSload x [off] {sym} ptr mem) for { x := v_0 l := v_1 if l.Op != OpAMD64MOVSSload { break } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { break } v.reset(OpAMD64SUBSSload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64SUBSSload(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SUBSSload [off1] {sym} val (ADDQconst [off2] base) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (SUBSSload [off1+off2] {sym} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64SUBSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, base, mem) return true } // match: (SUBSSload [off1] {sym1} val (LEAQ [off2] {sym2} base) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) // result: (SUBSSload [off1+off2] {mergeSym(sym1,sym2)} val base mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) base := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2)) { break } v.reset(OpAMD64SUBSSload) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, base, mem) return true } // match: (SUBSSload x [off] {sym} ptr (MOVLstore [off] {sym} ptr y _)) // result: (SUBSS x (MOVLi2f y)) for { off := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) x := v_0 ptr := v_1 if v_2.Op != OpAMD64MOVLstore || auxIntToInt32(v_2.AuxInt) != off || auxToSym(v_2.Aux) != sym { break } y := v_2.Args[1] if ptr != v_2.Args[0] { break } v.reset(OpAMD64SUBSS) v0 := b.NewValue0(v_2.Pos, OpAMD64MOVLi2f, typ.Float32) v0.AddArg(y) v.AddArg2(x, v0) return true } return false } func rewriteValueAMD64_OpAMD64TESTB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (TESTB (MOVLconst [c]) x) // result: (TESTBconst [int8(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 v.reset(OpAMD64TESTBconst) v.AuxInt = int8ToAuxInt(int8(c)) v.AddArg(x) return true } break } // match: (TESTB l:(MOVBload {sym} [off] ptr mem) l2) // cond: l == l2 && l.Uses == 2 && clobber(l) // result: @l.Block (CMPBconstload {sym} [makeValAndOff(0, off)] ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { l := v_0 if l.Op != OpAMD64MOVBload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] l2 := v_1 if !(l == l2 && l.Uses == 2 && clobber(l)) { continue } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPBconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64TESTBconst(v *Value) bool { v_0 := v.Args[0] // match: (TESTBconst [-1] x) // cond: x.Op != OpAMD64MOVLconst // result: (TESTB x x) for { if auxIntToInt8(v.AuxInt) != -1 { break } x := v_0 if !(x.Op != OpAMD64MOVLconst) { break } v.reset(OpAMD64TESTB) v.AddArg2(x, x) return true } return false } func rewriteValueAMD64_OpAMD64TESTL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (TESTL (MOVLconst [c]) x) // result: (TESTLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 v.reset(OpAMD64TESTLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (TESTL l:(MOVLload {sym} [off] ptr mem) l2) // cond: l == l2 && l.Uses == 2 && clobber(l) // result: @l.Block (CMPLconstload {sym} [makeValAndOff(0, off)] ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { l := v_0 if l.Op != OpAMD64MOVLload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] l2 := v_1 if !(l == l2 && l.Uses == 2 && clobber(l)) { continue } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPLconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } break } // match: (TESTL a:(ANDLload [off] {sym} x ptr mem) a) // cond: a.Uses == 2 && a.Block == v.Block && clobber(a) // result: (TESTL (MOVLload [off] {sym} ptr mem) x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { a := v_0 if a.Op != OpAMD64ANDLload { continue } off := auxIntToInt32(a.AuxInt) sym := auxToSym(a.Aux) mem := a.Args[2] x := a.Args[0] ptr := a.Args[1] if a != v_1 || !(a.Uses == 2 && a.Block == v.Block && clobber(a)) { continue } v.reset(OpAMD64TESTL) v0 := b.NewValue0(a.Pos, OpAMD64MOVLload, a.Type) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) v.AddArg2(v0, x) return true } break } return false } func rewriteValueAMD64_OpAMD64TESTLconst(v *Value) bool { v_0 := v.Args[0] // match: (TESTLconst [c] (MOVLconst [c])) // cond: c == 0 // result: (FlagEQ) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0.AuxInt) != c || !(c == 0) { break } v.reset(OpAMD64FlagEQ) return true } // match: (TESTLconst [c] (MOVLconst [c])) // cond: c < 0 // result: (FlagLT_UGT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0.AuxInt) != c || !(c < 0) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (TESTLconst [c] (MOVLconst [c])) // cond: c > 0 // result: (FlagGT_UGT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0.AuxInt) != c || !(c > 0) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (TESTLconst [-1] x) // cond: x.Op != OpAMD64MOVLconst // result: (TESTL x x) for { if auxIntToInt32(v.AuxInt) != -1 { break } x := v_0 if !(x.Op != OpAMD64MOVLconst) { break } v.reset(OpAMD64TESTL) v.AddArg2(x, x) return true } return false } func rewriteValueAMD64_OpAMD64TESTQ(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (TESTQ (MOVQconst [c]) x) // cond: is32Bit(c) // result: (TESTQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(is32Bit(c)) { continue } v.reset(OpAMD64TESTQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (TESTQ l:(MOVQload {sym} [off] ptr mem) l2) // cond: l == l2 && l.Uses == 2 && clobber(l) // result: @l.Block (CMPQconstload {sym} [makeValAndOff(0, off)] ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { l := v_0 if l.Op != OpAMD64MOVQload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] l2 := v_1 if !(l == l2 && l.Uses == 2 && clobber(l)) { continue } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPQconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } break } // match: (TESTQ a:(ANDQload [off] {sym} x ptr mem) a) // cond: a.Uses == 2 && a.Block == v.Block && clobber(a) // result: (TESTQ (MOVQload [off] {sym} ptr mem) x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { a := v_0 if a.Op != OpAMD64ANDQload { continue } off := auxIntToInt32(a.AuxInt) sym := auxToSym(a.Aux) mem := a.Args[2] x := a.Args[0] ptr := a.Args[1] if a != v_1 || !(a.Uses == 2 && a.Block == v.Block && clobber(a)) { continue } v.reset(OpAMD64TESTQ) v0 := b.NewValue0(a.Pos, OpAMD64MOVQload, a.Type) v0.AuxInt = int32ToAuxInt(off) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) v.AddArg2(v0, x) return true } break } return false } func rewriteValueAMD64_OpAMD64TESTQconst(v *Value) bool { v_0 := v.Args[0] // match: (TESTQconst [c] (MOVQconst [d])) // cond: int64(c) == d && c == 0 // result: (FlagEQ) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) if !(int64(c) == d && c == 0) { break } v.reset(OpAMD64FlagEQ) return true } // match: (TESTQconst [c] (MOVQconst [d])) // cond: int64(c) == d && c < 0 // result: (FlagLT_UGT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) if !(int64(c) == d && c < 0) { break } v.reset(OpAMD64FlagLT_UGT) return true } // match: (TESTQconst [c] (MOVQconst [d])) // cond: int64(c) == d && c > 0 // result: (FlagGT_UGT) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64MOVQconst { break } d := auxIntToInt64(v_0.AuxInt) if !(int64(c) == d && c > 0) { break } v.reset(OpAMD64FlagGT_UGT) return true } // match: (TESTQconst [-1] x) // cond: x.Op != OpAMD64MOVQconst // result: (TESTQ x x) for { if auxIntToInt32(v.AuxInt) != -1 { break } x := v_0 if !(x.Op != OpAMD64MOVQconst) { break } v.reset(OpAMD64TESTQ) v.AddArg2(x, x) return true } return false } func rewriteValueAMD64_OpAMD64TESTW(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (TESTW (MOVLconst [c]) x) // result: (TESTWconst [int16(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 v.reset(OpAMD64TESTWconst) v.AuxInt = int16ToAuxInt(int16(c)) v.AddArg(x) return true } break } // match: (TESTW l:(MOVWload {sym} [off] ptr mem) l2) // cond: l == l2 && l.Uses == 2 && clobber(l) // result: @l.Block (CMPWconstload {sym} [makeValAndOff(0, off)] ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { l := v_0 if l.Op != OpAMD64MOVWload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] l2 := v_1 if !(l == l2 && l.Uses == 2 && clobber(l)) { continue } b = l.Block v0 := b.NewValue0(l.Pos, OpAMD64CMPWconstload, types.TypeFlags) v.copyOf(v0) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, off)) v0.Aux = symToAux(sym) v0.AddArg2(ptr, mem) return true } break } return false } func rewriteValueAMD64_OpAMD64TESTWconst(v *Value) bool { v_0 := v.Args[0] // match: (TESTWconst [-1] x) // cond: x.Op != OpAMD64MOVLconst // result: (TESTW x x) for { if auxIntToInt16(v.AuxInt) != -1 { break } x := v_0 if !(x.Op != OpAMD64MOVLconst) { break } v.reset(OpAMD64TESTW) v.AddArg2(x, x) return true } return false } func rewriteValueAMD64_OpAMD64XADDLlock(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (XADDLlock [off1] {sym} val (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (XADDLlock [off1+off2] {sym} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64XADDLlock) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64XADDQlock(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (XADDQlock [off1] {sym} val (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (XADDQlock [off1+off2] {sym} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64XADDQlock) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64XCHGL(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (XCHGL [off1] {sym} val (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (XCHGL [off1+off2] {sym} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64XCHGL) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, ptr, mem) return true } // match: (XCHGL [off1] {sym1} val (LEAQ [off2] {sym2} ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && ptr.Op != OpSB // result: (XCHGL [off1+off2] {mergeSym(sym1,sym2)} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && ptr.Op != OpSB) { break } v.reset(OpAMD64XCHGL) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64XCHGQ(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (XCHGQ [off1] {sym} val (ADDQconst [off2] ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) // result: (XCHGQ [off1+off2] {sym} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64ADDQconst { break } off2 := auxIntToInt32(v_1.AuxInt) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1) + int64(off2))) { break } v.reset(OpAMD64XCHGQ) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(sym) v.AddArg3(val, ptr, mem) return true } // match: (XCHGQ [off1] {sym1} val (LEAQ [off2] {sym2} ptr) mem) // cond: is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && ptr.Op != OpSB // result: (XCHGQ [off1+off2] {mergeSym(sym1,sym2)} val ptr mem) for { off1 := auxIntToInt32(v.AuxInt) sym1 := auxToSym(v.Aux) val := v_0 if v_1.Op != OpAMD64LEAQ { break } off2 := auxIntToInt32(v_1.AuxInt) sym2 := auxToSym(v_1.Aux) ptr := v_1.Args[0] mem := v_2 if !(is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && ptr.Op != OpSB) { break } v.reset(OpAMD64XCHGQ) v.AuxInt = int32ToAuxInt(off1 + off2) v.Aux = symToAux(mergeSym(sym1, sym2)) v.AddArg3(val, ptr, mem) return true } return false } func rewriteValueAMD64_OpAMD64XORL(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (XORL (SHLL (MOVLconst [1]) y) x) // result: (BTCL x y) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLL { continue } y := v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0.AuxInt) != 1 { continue } x := v_1 v.reset(OpAMD64BTCL) v.AddArg2(x, y) return true } break } // match: (XORL (MOVLconst [c]) x) // cond: isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTCLconst [int8(log32(c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_0.AuxInt) x := v_1 if !(isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128) { continue } v.reset(OpAMD64BTCLconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } break } // match: (XORL x (MOVLconst [c])) // result: (XORLconst [c] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVLconst { continue } c := auxIntToInt32(v_1.AuxInt) v.reset(OpAMD64XORLconst) v.AuxInt = int32ToAuxInt(c) v.AddArg(x) return true } break } // match: (XORL (SHLLconst x [c]) (SHRLconst x [d])) // cond: d==32-c // result: (ROLLconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRLconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 32-c) { continue } v.reset(OpAMD64ROLLconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (XORL (SHLLconst x [c]) (SHRWconst x [d])) // cond: d==16-c && c < 16 && t.Size() == 2 // result: (ROLWconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRWconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 16-c && c < 16 && t.Size() == 2) { continue } v.reset(OpAMD64ROLWconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (XORL (SHLLconst x [c]) (SHRBconst x [d])) // cond: d==8-c && c < 8 && t.Size() == 1 // result: (ROLBconst x [c]) for { t := v.Type for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLLconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRBconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 8-c && c < 8 && t.Size() == 1) { continue } v.reset(OpAMD64ROLBconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (XORL x x) // result: (MOVLconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(0) return true } // match: (XORL x l:(MOVLload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (XORLload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVLload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64XORLload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (XORL x (ADDLconst [-1] x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSMSKL x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDLconst || auxIntToInt32(v_1.AuxInt) != -1 || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSMSKL) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64XORLconst(v *Value) bool { v_0 := v.Args[0] // match: (XORLconst [c] x) // cond: isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTCLconst [int8(log32(c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint32PowerOfTwo(int64(c)) && uint64(c) >= 128) { break } v.reset(OpAMD64BTCLconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } // match: (XORLconst [1] (SETNE x)) // result: (SETEQ x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETNE { break } x := v_0.Args[0] v.reset(OpAMD64SETEQ) v.AddArg(x) return true } // match: (XORLconst [1] (SETEQ x)) // result: (SETNE x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETEQ { break } x := v_0.Args[0] v.reset(OpAMD64SETNE) v.AddArg(x) return true } // match: (XORLconst [1] (SETL x)) // result: (SETGE x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETL { break } x := v_0.Args[0] v.reset(OpAMD64SETGE) v.AddArg(x) return true } // match: (XORLconst [1] (SETGE x)) // result: (SETL x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETGE { break } x := v_0.Args[0] v.reset(OpAMD64SETL) v.AddArg(x) return true } // match: (XORLconst [1] (SETLE x)) // result: (SETG x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETLE { break } x := v_0.Args[0] v.reset(OpAMD64SETG) v.AddArg(x) return true } // match: (XORLconst [1] (SETG x)) // result: (SETLE x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETG { break } x := v_0.Args[0] v.reset(OpAMD64SETLE) v.AddArg(x) return true } // match: (XORLconst [1] (SETB x)) // result: (SETAE x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETB { break } x := v_0.Args[0] v.reset(OpAMD64SETAE) v.AddArg(x) return true } // match: (XORLconst [1] (SETAE x)) // result: (SETB x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETAE { break } x := v_0.Args[0] v.reset(OpAMD64SETB) v.AddArg(x) return true } // match: (XORLconst [1] (SETBE x)) // result: (SETA x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETBE { break } x := v_0.Args[0] v.reset(OpAMD64SETA) v.AddArg(x) return true } // match: (XORLconst [1] (SETA x)) // result: (SETBE x) for { if auxIntToInt32(v.AuxInt) != 1 || v_0.Op != OpAMD64SETA { break } x := v_0.Args[0] v.reset(OpAMD64SETBE) v.AddArg(x) return true } // match: (XORLconst [c] (XORLconst [d] x)) // result: (XORLconst [c ^ d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64XORLconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64XORLconst) v.AuxInt = int32ToAuxInt(c ^ d) v.AddArg(x) return true } // match: (XORLconst [c] (BTCLconst [d] x)) // result: (XORLconst [c ^ 1<= 128 // result: (BTCQconst [int8(log64(c))] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0.AuxInt) x := v_1 if !(isUint64PowerOfTwo(c) && uint64(c) >= 128) { continue } v.reset(OpAMD64BTCQconst) v.AuxInt = int8ToAuxInt(int8(log64(c))) v.AddArg(x) return true } break } // match: (XORQ x (MOVQconst [c])) // cond: is32Bit(c) // result: (XORQconst [int32(c)] x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_1.AuxInt) if !(is32Bit(c)) { continue } v.reset(OpAMD64XORQconst) v.AuxInt = int32ToAuxInt(int32(c)) v.AddArg(x) return true } break } // match: (XORQ (SHLQconst x [c]) (SHRQconst x [d])) // cond: d==64-c // result: (ROLQconst x [c]) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { if v_0.Op != OpAMD64SHLQconst { continue } c := auxIntToInt8(v_0.AuxInt) x := v_0.Args[0] if v_1.Op != OpAMD64SHRQconst { continue } d := auxIntToInt8(v_1.AuxInt) if x != v_1.Args[0] || !(d == 64-c) { continue } v.reset(OpAMD64ROLQconst) v.AuxInt = int8ToAuxInt(c) v.AddArg(x) return true } break } // match: (XORQ x x) // result: (MOVQconst [0]) for { x := v_0 if x != v_1 { break } v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } // match: (XORQ x l:(MOVQload [off] {sym} ptr mem)) // cond: canMergeLoadClobber(v, l, x) && clobber(l) // result: (XORQload x [off] {sym} ptr mem) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 l := v_1 if l.Op != OpAMD64MOVQload { continue } off := auxIntToInt32(l.AuxInt) sym := auxToSym(l.Aux) mem := l.Args[1] ptr := l.Args[0] if !(canMergeLoadClobber(v, l, x) && clobber(l)) { continue } v.reset(OpAMD64XORQload) v.AuxInt = int32ToAuxInt(off) v.Aux = symToAux(sym) v.AddArg3(x, ptr, mem) return true } break } // match: (XORQ x (ADDQconst [-1] x)) // cond: buildcfg.GOAMD64 >= 3 // result: (BLSMSKQ x) for { for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 { x := v_0 if v_1.Op != OpAMD64ADDQconst || auxIntToInt32(v_1.AuxInt) != -1 || x != v_1.Args[0] || !(buildcfg.GOAMD64 >= 3) { continue } v.reset(OpAMD64BLSMSKQ) v.AddArg(x) return true } break } return false } func rewriteValueAMD64_OpAMD64XORQconst(v *Value) bool { v_0 := v.Args[0] // match: (XORQconst [c] x) // cond: isUint64PowerOfTwo(int64(c)) && uint64(c) >= 128 // result: (BTCQconst [int8(log32(c))] x) for { c := auxIntToInt32(v.AuxInt) x := v_0 if !(isUint64PowerOfTwo(int64(c)) && uint64(c) >= 128) { break } v.reset(OpAMD64BTCQconst) v.AuxInt = int8ToAuxInt(int8(log32(c))) v.AddArg(x) return true } // match: (XORQconst [c] (XORQconst [d] x)) // result: (XORQconst [c ^ d] x) for { c := auxIntToInt32(v.AuxInt) if v_0.Op != OpAMD64XORQconst { break } d := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] v.reset(OpAMD64XORQconst) v.AuxInt = int32ToAuxInt(c ^ d) v.AddArg(x) return true } // match: (XORQconst [c] (BTCQconst [d] x)) // cond: is32Bit(int64(c) ^ 1< val ptr mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64XCHGL, types.NewTuple(typ.UInt32, types.TypeMem)) v0.AddArg3(val, ptr, mem) v.AddArg(v0) return true } } func rewriteValueAMD64_OpAtomicStore64(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicStore64 ptr val mem) // result: (Select1 (XCHGQ val ptr mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64XCHGQ, types.NewTuple(typ.UInt64, types.TypeMem)) v0.AddArg3(val, ptr, mem) v.AddArg(v0) return true } } func rewriteValueAMD64_OpAtomicStore8(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicStore8 ptr val mem) // result: (Select1 (XCHGB val ptr mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64XCHGB, types.NewTuple(typ.UInt8, types.TypeMem)) v0.AddArg3(val, ptr, mem) v.AddArg(v0) return true } } func rewriteValueAMD64_OpAtomicStorePtrNoWB(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (AtomicStorePtrNoWB ptr val mem) // result: (Select1 (XCHGQ val ptr mem)) for { ptr := v_0 val := v_1 mem := v_2 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64XCHGQ, types.NewTuple(typ.BytePtr, types.TypeMem)) v0.AddArg3(val, ptr, mem) v.AddArg(v0) return true } } func rewriteValueAMD64_OpBitLen16(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (BitLen16 x) // result: (BSRL (LEAL1 [1] (MOVWQZX x) (MOVWQZX x))) for { x := v_0 v.reset(OpAMD64BSRL) v0 := b.NewValue0(v.Pos, OpAMD64LEAL1, typ.UInt32) v0.AuxInt = int32ToAuxInt(1) v1 := b.NewValue0(v.Pos, OpAMD64MOVWQZX, typ.UInt32) v1.AddArg(x) v0.AddArg2(v1, v1) v.AddArg(v0) return true } } func rewriteValueAMD64_OpBitLen32(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (BitLen32 x) // result: (Select0 (BSRQ (LEAQ1 [1] (MOVLQZX x) (MOVLQZX x)))) for { x := v_0 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64BSRQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpAMD64LEAQ1, typ.UInt64) v1.AuxInt = int32ToAuxInt(1) v2 := b.NewValue0(v.Pos, OpAMD64MOVLQZX, typ.UInt64) v2.AddArg(x) v1.AddArg2(v2, v2) v0.AddArg(v1) v.AddArg(v0) return true } } func rewriteValueAMD64_OpBitLen64(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (BitLen64 x) // result: (ADDQconst [1] (CMOVQEQ (Select0 (BSRQ x)) (MOVQconst [-1]) (Select1 (BSRQ x)))) for { t := v.Type x := v_0 v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(1) v0 := b.NewValue0(v.Pos, OpAMD64CMOVQEQ, t) v1 := b.NewValue0(v.Pos, OpSelect0, t) v2 := b.NewValue0(v.Pos, OpAMD64BSRQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v2.AddArg(x) v1.AddArg(v2) v3 := b.NewValue0(v.Pos, OpAMD64MOVQconst, t) v3.AuxInt = int64ToAuxInt(-1) v4 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v4.AddArg(v2) v0.AddArg3(v1, v3, v4) v.AddArg(v0) return true } } func rewriteValueAMD64_OpBitLen8(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (BitLen8 x) // result: (BSRL (LEAL1 [1] (MOVBQZX x) (MOVBQZX x))) for { x := v_0 v.reset(OpAMD64BSRL) v0 := b.NewValue0(v.Pos, OpAMD64LEAL1, typ.UInt32) v0.AuxInt = int32ToAuxInt(1) v1 := b.NewValue0(v.Pos, OpAMD64MOVBQZX, typ.UInt32) v1.AddArg(x) v0.AddArg2(v1, v1) v.AddArg(v0) return true } } func rewriteValueAMD64_OpCeil(v *Value) bool { v_0 := v.Args[0] // match: (Ceil x) // result: (ROUNDSD [2] x) for { x := v_0 v.reset(OpAMD64ROUNDSD) v.AuxInt = int8ToAuxInt(2) v.AddArg(x) return true } } func rewriteValueAMD64_OpCondSelect(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (CondSelect x y (SETEQ cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQEQ y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQ { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQEQ) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNE cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQNE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNE { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQNE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETL cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQLT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETL { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQLT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETG cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQGT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETG { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQGT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETLE cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQLE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETLE { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQLE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGE cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQGE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGE { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQGE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETA cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQHI y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETA { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQHI) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETB cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQCS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETB { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQCS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETAE cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQCC y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETAE { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQCC) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETBE cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQLS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETBE { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQLS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETEQF cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQEQF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQF { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQEQF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNEF cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQNEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNEF { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQNEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGF cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQGTF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGF { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQGTF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGEF cond)) // cond: (is64BitInt(t) || isPtr(t)) // result: (CMOVQGEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGEF { break } cond := v_2.Args[0] if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64CMOVQGEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETEQ cond)) // cond: is32BitInt(t) // result: (CMOVLEQ y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQ { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLEQ) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNE cond)) // cond: is32BitInt(t) // result: (CMOVLNE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNE { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLNE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETL cond)) // cond: is32BitInt(t) // result: (CMOVLLT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETL { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLLT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETG cond)) // cond: is32BitInt(t) // result: (CMOVLGT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETG { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLGT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETLE cond)) // cond: is32BitInt(t) // result: (CMOVLLE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETLE { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLLE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGE cond)) // cond: is32BitInt(t) // result: (CMOVLGE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGE { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLGE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETA cond)) // cond: is32BitInt(t) // result: (CMOVLHI y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETA { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLHI) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETB cond)) // cond: is32BitInt(t) // result: (CMOVLCS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETB { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLCS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETAE cond)) // cond: is32BitInt(t) // result: (CMOVLCC y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETAE { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLCC) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETBE cond)) // cond: is32BitInt(t) // result: (CMOVLLS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETBE { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLLS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETEQF cond)) // cond: is32BitInt(t) // result: (CMOVLEQF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQF { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLEQF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNEF cond)) // cond: is32BitInt(t) // result: (CMOVLNEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNEF { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLNEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGF cond)) // cond: is32BitInt(t) // result: (CMOVLGTF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGF { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLGTF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGEF cond)) // cond: is32BitInt(t) // result: (CMOVLGEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGEF { break } cond := v_2.Args[0] if !(is32BitInt(t)) { break } v.reset(OpAMD64CMOVLGEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETEQ cond)) // cond: is16BitInt(t) // result: (CMOVWEQ y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQ { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWEQ) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNE cond)) // cond: is16BitInt(t) // result: (CMOVWNE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNE { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWNE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETL cond)) // cond: is16BitInt(t) // result: (CMOVWLT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETL { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWLT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETG cond)) // cond: is16BitInt(t) // result: (CMOVWGT y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETG { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWGT) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETLE cond)) // cond: is16BitInt(t) // result: (CMOVWLE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETLE { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWLE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGE cond)) // cond: is16BitInt(t) // result: (CMOVWGE y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGE { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWGE) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETA cond)) // cond: is16BitInt(t) // result: (CMOVWHI y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETA { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWHI) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETB cond)) // cond: is16BitInt(t) // result: (CMOVWCS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETB { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWCS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETAE cond)) // cond: is16BitInt(t) // result: (CMOVWCC y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETAE { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWCC) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETBE cond)) // cond: is16BitInt(t) // result: (CMOVWLS y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETBE { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWLS) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETEQF cond)) // cond: is16BitInt(t) // result: (CMOVWEQF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETEQF { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWEQF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETNEF cond)) // cond: is16BitInt(t) // result: (CMOVWNEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETNEF { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWNEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGF cond)) // cond: is16BitInt(t) // result: (CMOVWGTF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGF { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWGTF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y (SETGEF cond)) // cond: is16BitInt(t) // result: (CMOVWGEF y x cond) for { t := v.Type x := v_0 y := v_1 if v_2.Op != OpAMD64SETGEF { break } cond := v_2.Args[0] if !(is16BitInt(t)) { break } v.reset(OpAMD64CMOVWGEF) v.AddArg3(y, x, cond) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 1 // result: (CondSelect x y (MOVBQZX check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 1) { break } v.reset(OpCondSelect) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64MOVBQZX, typ.UInt64) v0.AddArg(check) v.AddArg3(x, y, v0) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 2 // result: (CondSelect x y (MOVWQZX check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 2) { break } v.reset(OpCondSelect) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64MOVWQZX, typ.UInt64) v0.AddArg(check) v.AddArg3(x, y, v0) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 4 // result: (CondSelect x y (MOVLQZX check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 4) { break } v.reset(OpCondSelect) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64MOVLQZX, typ.UInt64) v0.AddArg(check) v.AddArg3(x, y, v0) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 8 && (is64BitInt(t) || isPtr(t)) // result: (CMOVQNE y x (CMPQconst [0] check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 8 && (is64BitInt(t) || isPtr(t))) { break } v.reset(OpAMD64CMOVQNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(check) v.AddArg3(y, x, v0) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 8 && is32BitInt(t) // result: (CMOVLNE y x (CMPQconst [0] check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 8 && is32BitInt(t)) { break } v.reset(OpAMD64CMOVLNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(check) v.AddArg3(y, x, v0) return true } // match: (CondSelect x y check) // cond: !check.Type.IsFlags() && check.Type.Size() == 8 && is16BitInt(t) // result: (CMOVWNE y x (CMPQconst [0] check)) for { t := v.Type x := v_0 y := v_1 check := v_2 if !(!check.Type.IsFlags() && check.Type.Size() == 8 && is16BitInt(t)) { break } v.reset(OpAMD64CMOVWNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v0.AddArg(check) v.AddArg3(y, x, v0) return true } return false } func rewriteValueAMD64_OpConst16(v *Value) bool { // match: (Const16 [c]) // result: (MOVLconst [int32(c)]) for { c := auxIntToInt16(v.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(int32(c)) return true } } func rewriteValueAMD64_OpConst8(v *Value) bool { // match: (Const8 [c]) // result: (MOVLconst [int32(c)]) for { c := auxIntToInt8(v.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(int32(c)) return true } } func rewriteValueAMD64_OpConstBool(v *Value) bool { // match: (ConstBool [c]) // result: (MOVLconst [b2i32(c)]) for { c := auxIntToBool(v.AuxInt) v.reset(OpAMD64MOVLconst) v.AuxInt = int32ToAuxInt(b2i32(c)) return true } } func rewriteValueAMD64_OpConstNil(v *Value) bool { // match: (ConstNil ) // result: (MOVQconst [0]) for { v.reset(OpAMD64MOVQconst) v.AuxInt = int64ToAuxInt(0) return true } } func rewriteValueAMD64_OpCtz16(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz16 x) // result: (BSFL (BTSLconst [16] x)) for { x := v_0 v.reset(OpAMD64BSFL) v0 := b.NewValue0(v.Pos, OpAMD64BTSLconst, typ.UInt32) v0.AuxInt = int8ToAuxInt(16) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpCtz16NonZero(v *Value) bool { v_0 := v.Args[0] // match: (Ctz16NonZero x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTL x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTL) v.AddArg(x) return true } // match: (Ctz16NonZero x) // cond: buildcfg.GOAMD64 < 3 // result: (BSFL x) for { x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpAMD64BSFL) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpCtz32(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz32 x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTL x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTL) v.AddArg(x) return true } // match: (Ctz32 x) // cond: buildcfg.GOAMD64 < 3 // result: (Select0 (BSFQ (BTSQconst [32] x))) for { x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64BSFQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpAMD64BTSQconst, typ.UInt64) v1.AuxInt = int8ToAuxInt(32) v1.AddArg(x) v0.AddArg(v1) v.AddArg(v0) return true } return false } func rewriteValueAMD64_OpCtz32NonZero(v *Value) bool { v_0 := v.Args[0] // match: (Ctz32NonZero x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTL x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTL) v.AddArg(x) return true } // match: (Ctz32NonZero x) // cond: buildcfg.GOAMD64 < 3 // result: (BSFL x) for { x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpAMD64BSFL) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpCtz64(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz64 x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTQ x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTQ) v.AddArg(x) return true } // match: (Ctz64 x) // cond: buildcfg.GOAMD64 < 3 // result: (CMOVQEQ (Select0 (BSFQ x)) (MOVQconst [64]) (Select1 (BSFQ x))) for { t := v.Type x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpAMD64CMOVQEQ) v0 := b.NewValue0(v.Pos, OpSelect0, t) v1 := b.NewValue0(v.Pos, OpAMD64BSFQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v1.AddArg(x) v0.AddArg(v1) v2 := b.NewValue0(v.Pos, OpAMD64MOVQconst, t) v2.AuxInt = int64ToAuxInt(64) v3 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v3.AddArg(v1) v.AddArg3(v0, v2, v3) return true } return false } func rewriteValueAMD64_OpCtz64NonZero(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz64NonZero x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTQ x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTQ) v.AddArg(x) return true } // match: (Ctz64NonZero x) // cond: buildcfg.GOAMD64 < 3 // result: (Select0 (BSFQ x)) for { x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64BSFQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v0.AddArg(x) v.AddArg(v0) return true } return false } func rewriteValueAMD64_OpCtz8(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Ctz8 x) // result: (BSFL (BTSLconst [ 8] x)) for { x := v_0 v.reset(OpAMD64BSFL) v0 := b.NewValue0(v.Pos, OpAMD64BTSLconst, typ.UInt32) v0.AuxInt = int8ToAuxInt(8) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpCtz8NonZero(v *Value) bool { v_0 := v.Args[0] // match: (Ctz8NonZero x) // cond: buildcfg.GOAMD64 >= 3 // result: (TZCNTL x) for { x := v_0 if !(buildcfg.GOAMD64 >= 3) { break } v.reset(OpAMD64TZCNTL) v.AddArg(x) return true } // match: (Ctz8NonZero x) // cond: buildcfg.GOAMD64 < 3 // result: (BSFL x) for { x := v_0 if !(buildcfg.GOAMD64 < 3) { break } v.reset(OpAMD64BSFL) v.AddArg(x) return true } return false } func rewriteValueAMD64_OpDiv16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div16 [a] x y) // result: (Select0 (DIVW [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVW, types.NewTuple(typ.Int16, typ.Int16)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv16u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div16u x y) // result: (Select0 (DIVWU x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVWU, types.NewTuple(typ.UInt16, typ.UInt16)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div32 [a] x y) // result: (Select0 (DIVL [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVL, types.NewTuple(typ.Int32, typ.Int32)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv32u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div32u x y) // result: (Select0 (DIVLU x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVLU, types.NewTuple(typ.UInt32, typ.UInt32)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div64 [a] x y) // result: (Select0 (DIVQ [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVQ, types.NewTuple(typ.Int64, typ.Int64)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv64u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div64u x y) // result: (Select0 (DIVQU x y)) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVQU, types.NewTuple(typ.UInt64, typ.UInt64)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div8 x y) // result: (Select0 (DIVW (SignExt8to16 x) (SignExt8to16 y))) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVW, types.NewTuple(typ.Int16, typ.Int16)) v1 := b.NewValue0(v.Pos, OpSignExt8to16, typ.Int16) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpSignExt8to16, typ.Int16) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueAMD64_OpDiv8u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Div8u x y) // result: (Select0 (DIVWU (ZeroExt8to16 x) (ZeroExt8to16 y))) for { x := v_0 y := v_1 v.reset(OpSelect0) v0 := b.NewValue0(v.Pos, OpAMD64DIVWU, types.NewTuple(typ.UInt16, typ.UInt16)) v1 := b.NewValue0(v.Pos, OpZeroExt8to16, typ.UInt16) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpZeroExt8to16, typ.UInt16) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq16 x y) // result: (SETEQ (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq32 x y) // result: (SETEQ (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq32F x y) // result: (SETEQF (UCOMISS x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISS, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq64 x y) // result: (SETEQ (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq64F x y) // result: (SETEQF (UCOMISD x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISD, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Eq8 x y) // result: (SETEQ (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEqB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (EqB x y) // result: (SETEQ (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpEqPtr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (EqPtr x y) // result: (SETEQ (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETEQ) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpFMA(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (FMA x y z) // result: (VFMADD231SD z x y) for { x := v_0 y := v_1 z := v_2 v.reset(OpAMD64VFMADD231SD) v.AddArg3(z, x, y) return true } } func rewriteValueAMD64_OpFloor(v *Value) bool { v_0 := v.Args[0] // match: (Floor x) // result: (ROUNDSD [1] x) for { x := v_0 v.reset(OpAMD64ROUNDSD) v.AuxInt = int8ToAuxInt(1) v.AddArg(x) return true } } func rewriteValueAMD64_OpGetG(v *Value) bool { v_0 := v.Args[0] // match: (GetG mem) // cond: v.Block.Func.OwnAux.Fn.ABI() != obj.ABIInternal // result: (LoweredGetG mem) for { mem := v_0 if !(v.Block.Func.OwnAux.Fn.ABI() != obj.ABIInternal) { break } v.reset(OpAMD64LoweredGetG) v.AddArg(mem) return true } return false } func rewriteValueAMD64_OpHasCPUFeature(v *Value) bool { b := v.Block typ := &b.Func.Config.Types // match: (HasCPUFeature {s}) // result: (SETNE (CMPLconst [0] (LoweredHasCPUFeature {s}))) for { s := auxToSym(v.Aux) v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v0.AuxInt = int32ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpAMD64LoweredHasCPUFeature, typ.UInt64) v1.Aux = symToAux(s) v0.AddArg(v1) v.AddArg(v0) return true } } func rewriteValueAMD64_OpIsInBounds(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (IsInBounds idx len) // result: (SETB (CMPQ idx len)) for { idx := v_0 len := v_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(idx, len) v.AddArg(v0) return true } } func rewriteValueAMD64_OpIsNonNil(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (IsNonNil p) // result: (SETNE (TESTQ p p)) for { p := v_0 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64TESTQ, types.TypeFlags) v0.AddArg2(p, p) v.AddArg(v0) return true } } func rewriteValueAMD64_OpIsSliceInBounds(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (IsSliceInBounds idx len) // result: (SETBE (CMPQ idx len)) for { idx := v_0 len := v_1 v.reset(OpAMD64SETBE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(idx, len) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq16 x y) // result: (SETLE (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETLE) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq16U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq16U x y) // result: (SETBE (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETBE) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq32 x y) // result: (SETLE (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETLE) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq32F x y) // result: (SETGEF (UCOMISS y x)) for { x := v_0 y := v_1 v.reset(OpAMD64SETGEF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISS, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq32U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq32U x y) // result: (SETBE (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETBE) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq64 x y) // result: (SETLE (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETLE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq64F x y) // result: (SETGEF (UCOMISD y x)) for { x := v_0 y := v_1 v.reset(OpAMD64SETGEF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISD, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq64U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq64U x y) // result: (SETBE (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETBE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq8 x y) // result: (SETLE (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETLE) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLeq8U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Leq8U x y) // result: (SETBE (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETBE) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less16 x y) // result: (SETL (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETL) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess16U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less16U x y) // result: (SETB (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less32 x y) // result: (SETL (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETL) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less32F x y) // result: (SETGF (UCOMISS y x)) for { x := v_0 y := v_1 v.reset(OpAMD64SETGF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISS, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess32U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less32U x y) // result: (SETB (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less64 x y) // result: (SETL (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETL) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less64F x y) // result: (SETGF (UCOMISD y x)) for { x := v_0 y := v_1 v.reset(OpAMD64SETGF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISD, types.TypeFlags) v0.AddArg2(y, x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess64U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less64U x y) // result: (SETB (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less8 x y) // result: (SETL (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETL) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLess8U(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Less8U x y) // result: (SETB (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETB) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpLoad(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] // match: (Load ptr mem) // cond: (is64BitInt(t) || isPtr(t)) // result: (MOVQload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is64BitInt(t) || isPtr(t)) { break } v.reset(OpAMD64MOVQload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is32BitInt(t) // result: (MOVLload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is32BitInt(t)) { break } v.reset(OpAMD64MOVLload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is16BitInt(t) // result: (MOVWload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is16BitInt(t)) { break } v.reset(OpAMD64MOVWload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: (t.IsBoolean() || is8BitInt(t)) // result: (MOVBload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(t.IsBoolean() || is8BitInt(t)) { break } v.reset(OpAMD64MOVBload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is32BitFloat(t) // result: (MOVSSload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is32BitFloat(t)) { break } v.reset(OpAMD64MOVSSload) v.AddArg2(ptr, mem) return true } // match: (Load ptr mem) // cond: is64BitFloat(t) // result: (MOVSDload ptr mem) for { t := v.Type ptr := v_0 mem := v_1 if !(is64BitFloat(t)) { break } v.reset(OpAMD64MOVSDload) v.AddArg2(ptr, mem) return true } return false } func rewriteValueAMD64_OpLocalAddr(v *Value) bool { v_0 := v.Args[0] // match: (LocalAddr {sym} base _) // result: (LEAQ {sym} base) for { sym := auxToSym(v.Aux) base := v_0 v.reset(OpAMD64LEAQ) v.Aux = symToAux(sym) v.AddArg(base) return true } } func rewriteValueAMD64_OpLsh16x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh16x16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPWconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh16x16 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh16x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh16x32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPLconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh16x32 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh16x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh16x64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPQconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh16x64 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh16x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh16x8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPBconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh16x8 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh32x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh32x16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPWconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh32x16 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh32x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh32x32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPLconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh32x32 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh32x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh32x64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPQconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh32x64 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh32x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh32x8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPBconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh32x8 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh64x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh64x16 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHLQ x y) (SBBQcarrymask (CMPWconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHLQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh64x16 x y) // cond: shiftIsBounded(v) // result: (SHLQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh64x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh64x32 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHLQ x y) (SBBQcarrymask (CMPLconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHLQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh64x32 x y) // cond: shiftIsBounded(v) // result: (SHLQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh64x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh64x64 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHLQ x y) (SBBQcarrymask (CMPQconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHLQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh64x64 x y) // cond: shiftIsBounded(v) // result: (SHLQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh64x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh64x8 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHLQ x y) (SBBQcarrymask (CMPBconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHLQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh64x8 x y) // cond: shiftIsBounded(v) // result: (SHLQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh8x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh8x16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPWconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh8x16 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh8x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh8x32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPLconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh8x32 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh8x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh8x64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPQconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh8x64 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpLsh8x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Lsh8x8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHLL x y) (SBBLcarrymask (CMPBconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHLL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Lsh8x8 x y) // cond: shiftIsBounded(v) // result: (SHLL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHLL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpMod16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod16 [a] x y) // result: (Select1 (DIVW [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVW, types.NewTuple(typ.Int16, typ.Int16)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod16u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod16u x y) // result: (Select1 (DIVWU x y)) for { x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVWU, types.NewTuple(typ.UInt16, typ.UInt16)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod32 [a] x y) // result: (Select1 (DIVL [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVL, types.NewTuple(typ.Int32, typ.Int32)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod32u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod32u x y) // result: (Select1 (DIVLU x y)) for { x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVLU, types.NewTuple(typ.UInt32, typ.UInt32)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod64 [a] x y) // result: (Select1 (DIVQ [a] x y)) for { a := auxIntToBool(v.AuxInt) x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVQ, types.NewTuple(typ.Int64, typ.Int64)) v0.AuxInt = boolToAuxInt(a) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod64u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod64u x y) // result: (Select1 (DIVQU x y)) for { x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVQU, types.NewTuple(typ.UInt64, typ.UInt64)) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod8 x y) // result: (Select1 (DIVW (SignExt8to16 x) (SignExt8to16 y))) for { x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVW, types.NewTuple(typ.Int16, typ.Int16)) v1 := b.NewValue0(v.Pos, OpSignExt8to16, typ.Int16) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpSignExt8to16, typ.Int16) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMod8u(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Mod8u x y) // result: (Select1 (DIVWU (ZeroExt8to16 x) (ZeroExt8to16 y))) for { x := v_0 y := v_1 v.reset(OpSelect1) v0 := b.NewValue0(v.Pos, OpAMD64DIVWU, types.NewTuple(typ.UInt16, typ.UInt16)) v1 := b.NewValue0(v.Pos, OpZeroExt8to16, typ.UInt16) v1.AddArg(x) v2 := b.NewValue0(v.Pos, OpZeroExt8to16, typ.UInt16) v2.AddArg(y) v0.AddArg2(v1, v2) v.AddArg(v0) return true } } func rewriteValueAMD64_OpMove(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config typ := &b.Func.Config.Types // match: (Move [0] _ _ mem) // result: mem for { if auxIntToInt64(v.AuxInt) != 0 { break } mem := v_2 v.copyOf(mem) return true } // match: (Move [1] dst src mem) // result: (MOVBstore dst (MOVBload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 1 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVBstore) v0 := b.NewValue0(v.Pos, OpAMD64MOVBload, typ.UInt8) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [2] dst src mem) // result: (MOVWstore dst (MOVWload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 2 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVWstore) v0 := b.NewValue0(v.Pos, OpAMD64MOVWload, typ.UInt16) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [4] dst src mem) // result: (MOVLstore dst (MOVLload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 4 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVLstore) v0 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [8] dst src mem) // result: (MOVQstore dst (MOVQload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 8 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVQstore) v0 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [16] dst src mem) // cond: config.useSSE // result: (MOVOstore dst (MOVOload src mem) mem) for { if auxIntToInt64(v.AuxInt) != 16 { break } dst := v_0 src := v_1 mem := v_2 if !(config.useSSE) { break } v.reset(OpAMD64MOVOstore) v0 := b.NewValue0(v.Pos, OpAMD64MOVOload, types.TypeInt128) v0.AddArg2(src, mem) v.AddArg3(dst, v0, mem) return true } // match: (Move [16] dst src mem) // cond: !config.useSSE // result: (MOVQstore [8] dst (MOVQload [8] src mem) (MOVQstore dst (MOVQload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 16 { break } dst := v_0 src := v_1 mem := v_2 if !(!config.useSSE) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(8) v0 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v0.AuxInt = int32ToAuxInt(8) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [32] dst src mem) // result: (Move [16] (OffPtr dst [16]) (OffPtr src [16]) (Move [16] dst src mem)) for { if auxIntToInt64(v.AuxInt) != 32 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpMove) v.AuxInt = int64ToAuxInt(16) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(16) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(16) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpMove, types.TypeMem) v2.AuxInt = int64ToAuxInt(16) v2.AddArg3(dst, src, mem) v.AddArg3(v0, v1, v2) return true } // match: (Move [48] dst src mem) // cond: config.useSSE // result: (Move [32] (OffPtr dst [16]) (OffPtr src [16]) (Move [16] dst src mem)) for { if auxIntToInt64(v.AuxInt) != 48 { break } dst := v_0 src := v_1 mem := v_2 if !(config.useSSE) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(32) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(16) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(16) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpMove, types.TypeMem) v2.AuxInt = int64ToAuxInt(16) v2.AddArg3(dst, src, mem) v.AddArg3(v0, v1, v2) return true } // match: (Move [64] dst src mem) // cond: config.useSSE // result: (Move [32] (OffPtr dst [32]) (OffPtr src [32]) (Move [32] dst src mem)) for { if auxIntToInt64(v.AuxInt) != 64 { break } dst := v_0 src := v_1 mem := v_2 if !(config.useSSE) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(32) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(32) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(32) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpMove, types.TypeMem) v2.AuxInt = int64ToAuxInt(32) v2.AddArg3(dst, src, mem) v.AddArg3(v0, v1, v2) return true } // match: (Move [3] dst src mem) // result: (MOVBstore [2] dst (MOVBload [2] src mem) (MOVWstore dst (MOVWload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 3 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(2) v0 := b.NewValue0(v.Pos, OpAMD64MOVBload, typ.UInt8) v0.AuxInt = int32ToAuxInt(2) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVWstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVWload, typ.UInt16) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [5] dst src mem) // result: (MOVBstore [4] dst (MOVBload [4] src mem) (MOVLstore dst (MOVLload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 5 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(4) v0 := b.NewValue0(v.Pos, OpAMD64MOVBload, typ.UInt8) v0.AuxInt = int32ToAuxInt(4) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVLstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [6] dst src mem) // result: (MOVWstore [4] dst (MOVWload [4] src mem) (MOVLstore dst (MOVLload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 6 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(4) v0 := b.NewValue0(v.Pos, OpAMD64MOVWload, typ.UInt16) v0.AuxInt = int32ToAuxInt(4) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVLstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [7] dst src mem) // result: (MOVLstore [3] dst (MOVLload [3] src mem) (MOVLstore dst (MOVLload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 7 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(3) v0 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v0.AuxInt = int32ToAuxInt(3) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVLstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [9] dst src mem) // result: (MOVBstore [8] dst (MOVBload [8] src mem) (MOVQstore dst (MOVQload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 9 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVBstore) v.AuxInt = int32ToAuxInt(8) v0 := b.NewValue0(v.Pos, OpAMD64MOVBload, typ.UInt8) v0.AuxInt = int32ToAuxInt(8) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [10] dst src mem) // result: (MOVWstore [8] dst (MOVWload [8] src mem) (MOVQstore dst (MOVQload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 10 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVWstore) v.AuxInt = int32ToAuxInt(8) v0 := b.NewValue0(v.Pos, OpAMD64MOVWload, typ.UInt16) v0.AuxInt = int32ToAuxInt(8) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [12] dst src mem) // result: (MOVLstore [8] dst (MOVLload [8] src mem) (MOVQstore dst (MOVQload src mem) mem)) for { if auxIntToInt64(v.AuxInt) != 12 { break } dst := v_0 src := v_1 mem := v_2 v.reset(OpAMD64MOVLstore) v.AuxInt = int32ToAuxInt(8) v0 := b.NewValue0(v.Pos, OpAMD64MOVLload, typ.UInt32) v0.AuxInt = int32ToAuxInt(8) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [s] dst src mem) // cond: s == 11 || s >= 13 && s <= 15 // result: (MOVQstore [int32(s-8)] dst (MOVQload [int32(s-8)] src mem) (MOVQstore dst (MOVQload src mem) mem)) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s == 11 || s >= 13 && s <= 15) { break } v.reset(OpAMD64MOVQstore) v.AuxInt = int32ToAuxInt(int32(s - 8)) v0 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v0.AuxInt = int32ToAuxInt(int32(s - 8)) v0.AddArg2(src, mem) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v2.AddArg2(src, mem) v1.AddArg3(dst, v2, mem) v.AddArg3(dst, v0, v1) return true } // match: (Move [s] dst src mem) // cond: s > 16 && s%16 != 0 && s%16 <= 8 // result: (Move [s-s%16] (OffPtr dst [s%16]) (OffPtr src [s%16]) (MOVQstore dst (MOVQload src mem) mem)) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 16 && s%16 != 0 && s%16 <= 8) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(s - s%16) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(s % 16) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(s % 16) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v3 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v3.AddArg2(src, mem) v2.AddArg3(dst, v3, mem) v.AddArg3(v0, v1, v2) return true } // match: (Move [s] dst src mem) // cond: s > 16 && s%16 != 0 && s%16 > 8 && config.useSSE // result: (Move [s-s%16] (OffPtr dst [s%16]) (OffPtr src [s%16]) (MOVOstore dst (MOVOload src mem) mem)) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 16 && s%16 != 0 && s%16 > 8 && config.useSSE) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(s - s%16) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(s % 16) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(s % 16) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpAMD64MOVOstore, types.TypeMem) v3 := b.NewValue0(v.Pos, OpAMD64MOVOload, types.TypeInt128) v3.AddArg2(src, mem) v2.AddArg3(dst, v3, mem) v.AddArg3(v0, v1, v2) return true } // match: (Move [s] dst src mem) // cond: s > 16 && s%16 != 0 && s%16 > 8 && !config.useSSE // result: (Move [s-s%16] (OffPtr dst [s%16]) (OffPtr src [s%16]) (MOVQstore [8] dst (MOVQload [8] src mem) (MOVQstore dst (MOVQload src mem) mem))) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 16 && s%16 != 0 && s%16 > 8 && !config.useSSE) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(s - s%16) v0 := b.NewValue0(v.Pos, OpOffPtr, dst.Type) v0.AuxInt = int64ToAuxInt(s % 16) v0.AddArg(dst) v1 := b.NewValue0(v.Pos, OpOffPtr, src.Type) v1.AuxInt = int64ToAuxInt(s % 16) v1.AddArg(src) v2 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v2.AuxInt = int32ToAuxInt(8) v3 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v3.AuxInt = int32ToAuxInt(8) v3.AddArg2(src, mem) v4 := b.NewValue0(v.Pos, OpAMD64MOVQstore, types.TypeMem) v5 := b.NewValue0(v.Pos, OpAMD64MOVQload, typ.UInt64) v5.AddArg2(src, mem) v4.AddArg3(dst, v5, mem) v2.AddArg3(dst, v3, v4) v.AddArg3(v0, v1, v2) return true } // match: (Move [s] dst src mem) // cond: s > 64 && s <= 16*64 && s%16 == 0 && !config.noDuffDevice && logLargeCopy(v, s) // result: (DUFFCOPY [s] dst src mem) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !(s > 64 && s <= 16*64 && s%16 == 0 && !config.noDuffDevice && logLargeCopy(v, s)) { break } v.reset(OpAMD64DUFFCOPY) v.AuxInt = int64ToAuxInt(s) v.AddArg3(dst, src, mem) return true } // match: (Move [s] dst src mem) // cond: (s > 16*64 || config.noDuffDevice) && s%8 == 0 && logLargeCopy(v, s) // result: (REPMOVSQ dst src (MOVQconst [s/8]) mem) for { s := auxIntToInt64(v.AuxInt) dst := v_0 src := v_1 mem := v_2 if !((s > 16*64 || config.noDuffDevice) && s%8 == 0 && logLargeCopy(v, s)) { break } v.reset(OpAMD64REPMOVSQ) v0 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(s / 8) v.AddArg4(dst, src, v0, mem) return true } return false } func rewriteValueAMD64_OpNeg32F(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neg32F x) // result: (PXOR x (MOVSSconst [float32(math.Copysign(0, -1))])) for { x := v_0 v.reset(OpAMD64PXOR) v0 := b.NewValue0(v.Pos, OpAMD64MOVSSconst, typ.Float32) v0.AuxInt = float32ToAuxInt(float32(math.Copysign(0, -1))) v.AddArg2(x, v0) return true } } func rewriteValueAMD64_OpNeg64F(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Neg64F x) // result: (PXOR x (MOVSDconst [math.Copysign(0, -1)])) for { x := v_0 v.reset(OpAMD64PXOR) v0 := b.NewValue0(v.Pos, OpAMD64MOVSDconst, typ.Float64) v0.AuxInt = float64ToAuxInt(math.Copysign(0, -1)) v.AddArg2(x, v0) return true } } func rewriteValueAMD64_OpNeq16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq16 x y) // result: (SETNE (CMPW x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPW, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeq32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq32 x y) // result: (SETNE (CMPL x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPL, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeq32F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq32F x y) // result: (SETNEF (UCOMISS x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNEF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISS, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeq64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq64 x y) // result: (SETNE (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeq64F(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq64F x y) // result: (SETNEF (UCOMISD x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNEF) v0 := b.NewValue0(v.Pos, OpAMD64UCOMISD, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeq8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Neq8 x y) // result: (SETNE (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeqB(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (NeqB x y) // result: (SETNE (CMPB x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPB, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNeqPtr(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (NeqPtr x y) // result: (SETNE (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64SETNE) v0 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v0.AddArg2(x, y) v.AddArg(v0) return true } } func rewriteValueAMD64_OpNot(v *Value) bool { v_0 := v.Args[0] // match: (Not x) // result: (XORLconst [1] x) for { x := v_0 v.reset(OpAMD64XORLconst) v.AuxInt = int32ToAuxInt(1) v.AddArg(x) return true } } func rewriteValueAMD64_OpOffPtr(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (OffPtr [off] ptr) // cond: is32Bit(off) // result: (ADDQconst [int32(off)] ptr) for { off := auxIntToInt64(v.AuxInt) ptr := v_0 if !(is32Bit(off)) { break } v.reset(OpAMD64ADDQconst) v.AuxInt = int32ToAuxInt(int32(off)) v.AddArg(ptr) return true } // match: (OffPtr [off] ptr) // result: (ADDQ (MOVQconst [off]) ptr) for { off := auxIntToInt64(v.AuxInt) ptr := v_0 v.reset(OpAMD64ADDQ) v0 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(off) v.AddArg2(v0, ptr) return true } } func rewriteValueAMD64_OpPanicBounds(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 0 // result: (LoweredPanicBoundsA [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 0) { break } v.reset(OpAMD64LoweredPanicBoundsA) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 1 // result: (LoweredPanicBoundsB [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 1) { break } v.reset(OpAMD64LoweredPanicBoundsB) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } // match: (PanicBounds [kind] x y mem) // cond: boundsABI(kind) == 2 // result: (LoweredPanicBoundsC [kind] x y mem) for { kind := auxIntToInt64(v.AuxInt) x := v_0 y := v_1 mem := v_2 if !(boundsABI(kind) == 2) { break } v.reset(OpAMD64LoweredPanicBoundsC) v.AuxInt = int64ToAuxInt(kind) v.AddArg3(x, y, mem) return true } return false } func rewriteValueAMD64_OpPopCount16(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount16 x) // result: (POPCNTL (MOVWQZX x)) for { x := v_0 v.reset(OpAMD64POPCNTL) v0 := b.NewValue0(v.Pos, OpAMD64MOVWQZX, typ.UInt32) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpPopCount8(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (PopCount8 x) // result: (POPCNTL (MOVBQZX x)) for { x := v_0 v.reset(OpAMD64POPCNTL) v0 := b.NewValue0(v.Pos, OpAMD64MOVBQZX, typ.UInt32) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpRoundToEven(v *Value) bool { v_0 := v.Args[0] // match: (RoundToEven x) // result: (ROUNDSD [0] x) for { x := v_0 v.reset(OpAMD64ROUNDSD) v.AuxInt = int8ToAuxInt(0) v.AddArg(x) return true } } func rewriteValueAMD64_OpRsh16Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16Ux16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRW x y) (SBBLcarrymask (CMPWconst y [16]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(16) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh16Ux16 x y) // cond: shiftIsBounded(v) // result: (SHRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16Ux32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRW x y) (SBBLcarrymask (CMPLconst y [16]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(16) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh16Ux32 x y) // cond: shiftIsBounded(v) // result: (SHRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16Ux64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRW x y) (SBBLcarrymask (CMPQconst y [16]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(16) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh16Ux64 x y) // cond: shiftIsBounded(v) // result: (SHRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16Ux8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRW x y) (SBBLcarrymask (CMPBconst y [16]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRW, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(16) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh16Ux8 x y) // cond: shiftIsBounded(v) // result: (SHRW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16x16 x y) // cond: !shiftIsBounded(v) // result: (SARW x (ORL y (NOTL (SBBLcarrymask (CMPWconst y [16]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v3.AuxInt = int16ToAuxInt(16) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh16x16 x y) // cond: shiftIsBounded(v) // result: (SARW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16x32 x y) // cond: !shiftIsBounded(v) // result: (SARW x (ORL y (NOTL (SBBLcarrymask (CMPLconst y [16]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(16) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh16x32 x y) // cond: shiftIsBounded(v) // result: (SARW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16x64 x y) // cond: !shiftIsBounded(v) // result: (SARW x (ORQ y (NOTQ (SBBQcarrymask (CMPQconst y [16]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORQ, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTQ, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(16) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh16x64 x y) // cond: shiftIsBounded(v) // result: (SARW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh16x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh16x8 x y) // cond: !shiftIsBounded(v) // result: (SARW x (ORL y (NOTL (SBBLcarrymask (CMPBconst y [16]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v3.AuxInt = int8ToAuxInt(16) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh16x8 x y) // cond: shiftIsBounded(v) // result: (SARW x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARW) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32Ux16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRL x y) (SBBLcarrymask (CMPWconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh32Ux16 x y) // cond: shiftIsBounded(v) // result: (SHRL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32Ux32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRL x y) (SBBLcarrymask (CMPLconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh32Ux32 x y) // cond: shiftIsBounded(v) // result: (SHRL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32Ux64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRL x y) (SBBLcarrymask (CMPQconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh32Ux64 x y) // cond: shiftIsBounded(v) // result: (SHRL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32Ux8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRL x y) (SBBLcarrymask (CMPBconst y [32]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRL, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(32) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh32Ux8 x y) // cond: shiftIsBounded(v) // result: (SHRL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x16 x y) // cond: !shiftIsBounded(v) // result: (SARL x (ORL y (NOTL (SBBLcarrymask (CMPWconst y [32]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v3.AuxInt = int16ToAuxInt(32) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh32x16 x y) // cond: shiftIsBounded(v) // result: (SARL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x32 x y) // cond: !shiftIsBounded(v) // result: (SARL x (ORL y (NOTL (SBBLcarrymask (CMPLconst y [32]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(32) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh32x32 x y) // cond: shiftIsBounded(v) // result: (SARL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x64 x y) // cond: !shiftIsBounded(v) // result: (SARL x (ORQ y (NOTQ (SBBQcarrymask (CMPQconst y [32]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORQ, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTQ, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(32) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh32x64 x y) // cond: shiftIsBounded(v) // result: (SARL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh32x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh32x8 x y) // cond: !shiftIsBounded(v) // result: (SARL x (ORL y (NOTL (SBBLcarrymask (CMPBconst y [32]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v3.AuxInt = int8ToAuxInt(32) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh32x8 x y) // cond: shiftIsBounded(v) // result: (SARL x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARL) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64Ux16 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHRQ x y) (SBBQcarrymask (CMPWconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHRQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh64Ux16 x y) // cond: shiftIsBounded(v) // result: (SHRQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64Ux32 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHRQ x y) (SBBQcarrymask (CMPLconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHRQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh64Ux32 x y) // cond: shiftIsBounded(v) // result: (SHRQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64Ux64 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHRQ x y) (SBBQcarrymask (CMPQconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHRQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh64Ux64 x y) // cond: shiftIsBounded(v) // result: (SHRQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64Ux8 x y) // cond: !shiftIsBounded(v) // result: (ANDQ (SHRQ x y) (SBBQcarrymask (CMPBconst y [64]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDQ) v0 := b.NewValue0(v.Pos, OpAMD64SHRQ, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(64) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh64Ux8 x y) // cond: shiftIsBounded(v) // result: (SHRQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x16 x y) // cond: !shiftIsBounded(v) // result: (SARQ x (ORL y (NOTL (SBBLcarrymask (CMPWconst y [64]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v3.AuxInt = int16ToAuxInt(64) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh64x16 x y) // cond: shiftIsBounded(v) // result: (SARQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x32 x y) // cond: !shiftIsBounded(v) // result: (SARQ x (ORL y (NOTL (SBBLcarrymask (CMPLconst y [64]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh64x32 x y) // cond: shiftIsBounded(v) // result: (SARQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x64 x y) // cond: !shiftIsBounded(v) // result: (SARQ x (ORQ y (NOTQ (SBBQcarrymask (CMPQconst y [64]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORQ, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTQ, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(64) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh64x64 x y) // cond: shiftIsBounded(v) // result: (SARQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh64x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh64x8 x y) // cond: !shiftIsBounded(v) // result: (SARQ x (ORL y (NOTL (SBBLcarrymask (CMPBconst y [64]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v3.AuxInt = int8ToAuxInt(64) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh64x8 x y) // cond: shiftIsBounded(v) // result: (SARQ x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARQ) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8Ux16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8Ux16 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRB x y) (SBBLcarrymask (CMPWconst y [8]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRB, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v2.AuxInt = int16ToAuxInt(8) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh8Ux16 x y) // cond: shiftIsBounded(v) // result: (SHRB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8Ux32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8Ux32 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRB x y) (SBBLcarrymask (CMPLconst y [8]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRB, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(8) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh8Ux32 x y) // cond: shiftIsBounded(v) // result: (SHRB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8Ux64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8Ux64 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRB x y) (SBBLcarrymask (CMPQconst y [8]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRB, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v2.AuxInt = int32ToAuxInt(8) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh8Ux64 x y) // cond: shiftIsBounded(v) // result: (SHRB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8Ux8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8Ux8 x y) // cond: !shiftIsBounded(v) // result: (ANDL (SHRB x y) (SBBLcarrymask (CMPBconst y [8]))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64ANDL) v0 := b.NewValue0(v.Pos, OpAMD64SHRB, t) v0.AddArg2(x, y) v1 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, t) v2 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v2.AuxInt = int8ToAuxInt(8) v2.AddArg(y) v1.AddArg(v2) v.AddArg2(v0, v1) return true } // match: (Rsh8Ux8 x y) // cond: shiftIsBounded(v) // result: (SHRB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SHRB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8x16(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8x16 x y) // cond: !shiftIsBounded(v) // result: (SARB x (ORL y (NOTL (SBBLcarrymask (CMPWconst y [8]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPWconst, types.TypeFlags) v3.AuxInt = int16ToAuxInt(8) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh8x16 x y) // cond: shiftIsBounded(v) // result: (SARB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8x32(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8x32 x y) // cond: !shiftIsBounded(v) // result: (SARB x (ORL y (NOTL (SBBLcarrymask (CMPLconst y [8]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPLconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(8) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh8x32 x y) // cond: shiftIsBounded(v) // result: (SARB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8x64(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8x64 x y) // cond: !shiftIsBounded(v) // result: (SARB x (ORQ y (NOTQ (SBBQcarrymask (CMPQconst y [8]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORQ, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTQ, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPQconst, types.TypeFlags) v3.AuxInt = int32ToAuxInt(8) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh8x64 x y) // cond: shiftIsBounded(v) // result: (SARB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpRsh8x8(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block // match: (Rsh8x8 x y) // cond: !shiftIsBounded(v) // result: (SARB x (ORL y (NOTL (SBBLcarrymask (CMPBconst y [8]))))) for { t := v.Type x := v_0 y := v_1 if !(!shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.Type = t v0 := b.NewValue0(v.Pos, OpAMD64ORL, y.Type) v1 := b.NewValue0(v.Pos, OpAMD64NOTL, y.Type) v2 := b.NewValue0(v.Pos, OpAMD64SBBLcarrymask, y.Type) v3 := b.NewValue0(v.Pos, OpAMD64CMPBconst, types.TypeFlags) v3.AuxInt = int8ToAuxInt(8) v3.AddArg(y) v2.AddArg(v3) v1.AddArg(v2) v0.AddArg2(y, v1) v.AddArg2(x, v0) return true } // match: (Rsh8x8 x y) // cond: shiftIsBounded(v) // result: (SARB x y) for { x := v_0 y := v_1 if !(shiftIsBounded(v)) { break } v.reset(OpAMD64SARB) v.AddArg2(x, y) return true } return false } func rewriteValueAMD64_OpSelect0(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Select0 (Mul64uover x y)) // result: (Select0 (MULQU x y)) for { if v_0.Op != OpMul64uover { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpAMD64MULQU, types.NewTuple(typ.UInt64, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } // match: (Select0 (Mul32uover x y)) // result: (Select0 (MULLU x y)) for { if v_0.Op != OpMul32uover { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpSelect0) v.Type = typ.UInt32 v0 := b.NewValue0(v.Pos, OpAMD64MULLU, types.NewTuple(typ.UInt32, types.TypeFlags)) v0.AddArg2(x, y) v.AddArg(v0) return true } // match: (Select0 (Add64carry x y c)) // result: (Select0 (ADCQ x y (Select1 (NEGLflags c)))) for { if v_0.Op != OpAdd64carry { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpAMD64ADCQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpAMD64NEGLflags, types.NewTuple(typ.UInt32, types.TypeFlags)) v2.AddArg(c) v1.AddArg(v2) v0.AddArg3(x, y, v1) v.AddArg(v0) return true } // match: (Select0 (Sub64borrow x y c)) // result: (Select0 (SBBQ x y (Select1 (NEGLflags c)))) for { if v_0.Op != OpSub64borrow { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpSelect0) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpAMD64SBBQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpAMD64NEGLflags, types.NewTuple(typ.UInt32, types.TypeFlags)) v2.AddArg(c) v1.AddArg(v2) v0.AddArg3(x, y, v1) v.AddArg(v0) return true } // match: (Select0 (AddTupleFirst32 val tuple)) // result: (ADDL val (Select0 tuple)) for { t := v.Type if v_0.Op != OpAMD64AddTupleFirst32 { break } tuple := v_0.Args[1] val := v_0.Args[0] v.reset(OpAMD64ADDL) v0 := b.NewValue0(v.Pos, OpSelect0, t) v0.AddArg(tuple) v.AddArg2(val, v0) return true } // match: (Select0 (AddTupleFirst64 val tuple)) // result: (ADDQ val (Select0 tuple)) for { t := v.Type if v_0.Op != OpAMD64AddTupleFirst64 { break } tuple := v_0.Args[1] val := v_0.Args[0] v.reset(OpAMD64ADDQ) v0 := b.NewValue0(v.Pos, OpSelect0, t) v0.AddArg(tuple) v.AddArg2(val, v0) return true } return false } func rewriteValueAMD64_OpSelect1(v *Value) bool { v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (Select1 (Mul64uover x y)) // result: (SETO (Select1 (MULQU x y))) for { if v_0.Op != OpMul64uover { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpAMD64SETO) v0 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v1 := b.NewValue0(v.Pos, OpAMD64MULQU, types.NewTuple(typ.UInt64, types.TypeFlags)) v1.AddArg2(x, y) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Select1 (Mul32uover x y)) // result: (SETO (Select1 (MULLU x y))) for { if v_0.Op != OpMul32uover { break } y := v_0.Args[1] x := v_0.Args[0] v.reset(OpAMD64SETO) v0 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v1 := b.NewValue0(v.Pos, OpAMD64MULLU, types.NewTuple(typ.UInt32, types.TypeFlags)) v1.AddArg2(x, y) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Select1 (Add64carry x y c)) // result: (NEGQ (SBBQcarrymask (Select1 (ADCQ x y (Select1 (NEGLflags c)))))) for { if v_0.Op != OpAdd64carry { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpAMD64NEGQ) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, typ.UInt64) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpAMD64ADCQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v3 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v4 := b.NewValue0(v.Pos, OpAMD64NEGLflags, types.NewTuple(typ.UInt32, types.TypeFlags)) v4.AddArg(c) v3.AddArg(v4) v2.AddArg3(x, y, v3) v1.AddArg(v2) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Select1 (Sub64borrow x y c)) // result: (NEGQ (SBBQcarrymask (Select1 (SBBQ x y (Select1 (NEGLflags c)))))) for { if v_0.Op != OpSub64borrow { break } c := v_0.Args[2] x := v_0.Args[0] y := v_0.Args[1] v.reset(OpAMD64NEGQ) v.Type = typ.UInt64 v0 := b.NewValue0(v.Pos, OpAMD64SBBQcarrymask, typ.UInt64) v1 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v2 := b.NewValue0(v.Pos, OpAMD64SBBQ, types.NewTuple(typ.UInt64, types.TypeFlags)) v3 := b.NewValue0(v.Pos, OpSelect1, types.TypeFlags) v4 := b.NewValue0(v.Pos, OpAMD64NEGLflags, types.NewTuple(typ.UInt32, types.TypeFlags)) v4.AddArg(c) v3.AddArg(v4) v2.AddArg3(x, y, v3) v1.AddArg(v2) v0.AddArg(v1) v.AddArg(v0) return true } // match: (Select1 (NEGLflags (MOVQconst [0]))) // result: (FlagEQ) for { if v_0.Op != OpAMD64NEGLflags { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0.AuxInt) != 0 { break } v.reset(OpAMD64FlagEQ) return true } // match: (Select1 (NEGLflags (NEGQ (SBBQcarrymask x)))) // result: x for { if v_0.Op != OpAMD64NEGLflags { break } v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64NEGQ { break } v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64SBBQcarrymask { break } x := v_0_0_0.Args[0] v.copyOf(x) return true } // match: (Select1 (AddTupleFirst32 _ tuple)) // result: (Select1 tuple) for { if v_0.Op != OpAMD64AddTupleFirst32 { break } tuple := v_0.Args[1] v.reset(OpSelect1) v.AddArg(tuple) return true } // match: (Select1 (AddTupleFirst64 _ tuple)) // result: (Select1 tuple) for { if v_0.Op != OpAMD64AddTupleFirst64 { break } tuple := v_0.Args[1] v.reset(OpSelect1) v.AddArg(tuple) return true } return false } func rewriteValueAMD64_OpSelectN(v *Value) bool { v_0 := v.Args[0] b := v.Block config := b.Func.Config // match: (SelectN [0] call:(CALLstatic {sym} s1:(MOVQstoreconst _ [sc] s2:(MOVQstore _ src s3:(MOVQstore _ dst mem))))) // cond: sc.Val64() >= 0 && isSameCall(sym, "runtime.memmove") && s1.Uses == 1 && s2.Uses == 1 && s3.Uses == 1 && isInlinableMemmove(dst, src, sc.Val64(), config) && clobber(s1, s2, s3, call) // result: (Move [sc.Val64()] dst src mem) for { if auxIntToInt64(v.AuxInt) != 0 { break } call := v_0 if call.Op != OpAMD64CALLstatic || len(call.Args) != 1 { break } sym := auxToCall(call.Aux) s1 := call.Args[0] if s1.Op != OpAMD64MOVQstoreconst { break } sc := auxIntToValAndOff(s1.AuxInt) _ = s1.Args[1] s2 := s1.Args[1] if s2.Op != OpAMD64MOVQstore { break } _ = s2.Args[2] src := s2.Args[1] s3 := s2.Args[2] if s3.Op != OpAMD64MOVQstore { break } mem := s3.Args[2] dst := s3.Args[1] if !(sc.Val64() >= 0 && isSameCall(sym, "runtime.memmove") && s1.Uses == 1 && s2.Uses == 1 && s3.Uses == 1 && isInlinableMemmove(dst, src, sc.Val64(), config) && clobber(s1, s2, s3, call)) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(sc.Val64()) v.AddArg3(dst, src, mem) return true } // match: (SelectN [0] call:(CALLstatic {sym} dst src (MOVQconst [sz]) mem)) // cond: sz >= 0 && isSameCall(sym, "runtime.memmove") && call.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(call) // result: (Move [sz] dst src mem) for { if auxIntToInt64(v.AuxInt) != 0 { break } call := v_0 if call.Op != OpAMD64CALLstatic || len(call.Args) != 4 { break } sym := auxToCall(call.Aux) mem := call.Args[3] dst := call.Args[0] src := call.Args[1] call_2 := call.Args[2] if call_2.Op != OpAMD64MOVQconst { break } sz := auxIntToInt64(call_2.AuxInt) if !(sz >= 0 && isSameCall(sym, "runtime.memmove") && call.Uses == 1 && isInlinableMemmove(dst, src, sz, config) && clobber(call)) { break } v.reset(OpMove) v.AuxInt = int64ToAuxInt(sz) v.AddArg3(dst, src, mem) return true } return false } func rewriteValueAMD64_OpSlicemask(v *Value) bool { v_0 := v.Args[0] b := v.Block // match: (Slicemask x) // result: (SARQconst (NEGQ x) [63]) for { t := v.Type x := v_0 v.reset(OpAMD64SARQconst) v.AuxInt = int8ToAuxInt(63) v0 := b.NewValue0(v.Pos, OpAMD64NEGQ, t) v0.AddArg(x) v.AddArg(v0) return true } } func rewriteValueAMD64_OpSpectreIndex(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SpectreIndex x y) // result: (CMOVQCC x (MOVQconst [0]) (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64CMOVQCC) v0 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v1.AddArg2(x, y) v.AddArg3(x, v0, v1) return true } } func rewriteValueAMD64_OpSpectreSliceIndex(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block typ := &b.Func.Config.Types // match: (SpectreSliceIndex x y) // result: (CMOVQHI x (MOVQconst [0]) (CMPQ x y)) for { x := v_0 y := v_1 v.reset(OpAMD64CMOVQHI) v0 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(0) v1 := b.NewValue0(v.Pos, OpAMD64CMPQ, types.TypeFlags) v1.AddArg2(x, y) v.AddArg3(x, v0, v1) return true } } func rewriteValueAMD64_OpStore(v *Value) bool { v_2 := v.Args[2] v_1 := v.Args[1] v_0 := v.Args[0] // match: (Store {t} ptr val mem) // cond: t.Size() == 8 && is64BitFloat(val.Type) // result: (MOVSDstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 8 && is64BitFloat(val.Type)) { break } v.reset(OpAMD64MOVSDstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 4 && is32BitFloat(val.Type) // result: (MOVSSstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4 && is32BitFloat(val.Type)) { break } v.reset(OpAMD64MOVSSstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 8 // result: (MOVQstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 8) { break } v.reset(OpAMD64MOVQstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 4 // result: (MOVLstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 4) { break } v.reset(OpAMD64MOVLstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 2 // result: (MOVWstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 2) { break } v.reset(OpAMD64MOVWstore) v.AddArg3(ptr, val, mem) return true } // match: (Store {t} ptr val mem) // cond: t.Size() == 1 // result: (MOVBstore ptr val mem) for { t := auxToType(v.Aux) ptr := v_0 val := v_1 mem := v_2 if !(t.Size() == 1) { break } v.reset(OpAMD64MOVBstore) v.AddArg3(ptr, val, mem) return true } return false } func rewriteValueAMD64_OpTrunc(v *Value) bool { v_0 := v.Args[0] // match: (Trunc x) // result: (ROUNDSD [3] x) for { x := v_0 v.reset(OpAMD64ROUNDSD) v.AuxInt = int8ToAuxInt(3) v.AddArg(x) return true } } func rewriteValueAMD64_OpZero(v *Value) bool { v_1 := v.Args[1] v_0 := v.Args[0] b := v.Block config := b.Func.Config typ := &b.Func.Config.Types // match: (Zero [0] _ mem) // result: mem for { if auxIntToInt64(v.AuxInt) != 0 { break } mem := v_1 v.copyOf(mem) return true } // match: (Zero [1] destptr mem) // result: (MOVBstoreconst [makeValAndOff(0,0)] destptr mem) for { if auxIntToInt64(v.AuxInt) != 1 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [2] destptr mem) // result: (MOVWstoreconst [makeValAndOff(0,0)] destptr mem) for { if auxIntToInt64(v.AuxInt) != 2 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [4] destptr mem) // result: (MOVLstoreconst [makeValAndOff(0,0)] destptr mem) for { if auxIntToInt64(v.AuxInt) != 4 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [8] destptr mem) // result: (MOVQstoreconst [makeValAndOff(0,0)] destptr mem) for { if auxIntToInt64(v.AuxInt) != 8 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [3] destptr mem) // result: (MOVBstoreconst [makeValAndOff(0,2)] destptr (MOVWstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 3 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 2)) v0 := b.NewValue0(v.Pos, OpAMD64MOVWstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [5] destptr mem) // result: (MOVBstoreconst [makeValAndOff(0,4)] destptr (MOVLstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 5 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVBstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 4)) v0 := b.NewValue0(v.Pos, OpAMD64MOVLstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [6] destptr mem) // result: (MOVWstoreconst [makeValAndOff(0,4)] destptr (MOVLstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 6 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVWstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 4)) v0 := b.NewValue0(v.Pos, OpAMD64MOVLstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [7] destptr mem) // result: (MOVLstoreconst [makeValAndOff(0,3)] destptr (MOVLstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 7 { break } destptr := v_0 mem := v_1 v.reset(OpAMD64MOVLstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 3)) v0 := b.NewValue0(v.Pos, OpAMD64MOVLstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [s] destptr mem) // cond: s%8 != 0 && s > 8 && !config.useSSE // result: (Zero [s-s%8] (OffPtr destptr [s%8]) (MOVQstoreconst [makeValAndOff(0,0)] destptr mem)) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s%8 != 0 && s > 8 && !config.useSSE) { break } v.reset(OpZero) v.AuxInt = int64ToAuxInt(s - s%8) v0 := b.NewValue0(v.Pos, OpOffPtr, destptr.Type) v0.AuxInt = int64ToAuxInt(s % 8) v0.AddArg(destptr) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v1.AddArg2(destptr, mem) v.AddArg2(v0, v1) return true } // match: (Zero [16] destptr mem) // cond: !config.useSSE // result: (MOVQstoreconst [makeValAndOff(0,8)] destptr (MOVQstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 16 { break } destptr := v_0 mem := v_1 if !(!config.useSSE) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 8)) v0 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [24] destptr mem) // cond: !config.useSSE // result: (MOVQstoreconst [makeValAndOff(0,16)] destptr (MOVQstoreconst [makeValAndOff(0,8)] destptr (MOVQstoreconst [makeValAndOff(0,0)] destptr mem))) for { if auxIntToInt64(v.AuxInt) != 24 { break } destptr := v_0 mem := v_1 if !(!config.useSSE) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 16)) v0 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 8)) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v1.AddArg2(destptr, mem) v0.AddArg2(destptr, v1) v.AddArg2(destptr, v0) return true } // match: (Zero [32] destptr mem) // cond: !config.useSSE // result: (MOVQstoreconst [makeValAndOff(0,24)] destptr (MOVQstoreconst [makeValAndOff(0,16)] destptr (MOVQstoreconst [makeValAndOff(0,8)] destptr (MOVQstoreconst [makeValAndOff(0,0)] destptr mem)))) for { if auxIntToInt64(v.AuxInt) != 32 { break } destptr := v_0 mem := v_1 if !(!config.useSSE) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 24)) v0 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 16)) v1 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 8)) v2 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v2.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v2.AddArg2(destptr, mem) v1.AddArg2(destptr, v2) v0.AddArg2(destptr, v1) v.AddArg2(destptr, v0) return true } // match: (Zero [s] destptr mem) // cond: s > 8 && s < 16 && config.useSSE // result: (MOVQstoreconst [makeValAndOff(0,int32(s-8))] destptr (MOVQstoreconst [makeValAndOff(0,0)] destptr mem)) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s > 8 && s < 16 && config.useSSE) { break } v.reset(OpAMD64MOVQstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, int32(s-8))) v0 := b.NewValue0(v.Pos, OpAMD64MOVQstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [s] destptr mem) // cond: s%16 != 0 && s > 16 && s%16 > 8 && config.useSSE // result: (Zero [s-s%16] (OffPtr destptr [s%16]) (MOVOstoreconst [makeValAndOff(0,0)] destptr mem)) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s%16 != 0 && s > 16 && s%16 > 8 && config.useSSE) { break } v.reset(OpZero) v.AuxInt = int64ToAuxInt(s - s%16) v0 := b.NewValue0(v.Pos, OpOffPtr, destptr.Type) v0.AuxInt = int64ToAuxInt(s % 16) v0.AddArg(destptr) v1 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v1.AddArg2(destptr, mem) v.AddArg2(v0, v1) return true } // match: (Zero [s] destptr mem) // cond: s%16 != 0 && s > 16 && s%16 <= 8 && config.useSSE // result: (Zero [s-s%16] (OffPtr destptr [s%16]) (MOVOstoreconst [makeValAndOff(0,0)] destptr mem)) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s%16 != 0 && s > 16 && s%16 <= 8 && config.useSSE) { break } v.reset(OpZero) v.AuxInt = int64ToAuxInt(s - s%16) v0 := b.NewValue0(v.Pos, OpOffPtr, destptr.Type) v0.AuxInt = int64ToAuxInt(s % 16) v0.AddArg(destptr) v1 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v1.AddArg2(destptr, mem) v.AddArg2(v0, v1) return true } // match: (Zero [16] destptr mem) // cond: config.useSSE // result: (MOVOstoreconst [makeValAndOff(0,0)] destptr mem) for { if auxIntToInt64(v.AuxInt) != 16 { break } destptr := v_0 mem := v_1 if !(config.useSSE) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v.AddArg2(destptr, mem) return true } // match: (Zero [32] destptr mem) // cond: config.useSSE // result: (MOVOstoreconst [makeValAndOff(0,16)] destptr (MOVOstoreconst [makeValAndOff(0,0)] destptr mem)) for { if auxIntToInt64(v.AuxInt) != 32 { break } destptr := v_0 mem := v_1 if !(config.useSSE) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 16)) v0 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v0.AddArg2(destptr, mem) v.AddArg2(destptr, v0) return true } // match: (Zero [48] destptr mem) // cond: config.useSSE // result: (MOVOstoreconst [makeValAndOff(0,32)] destptr (MOVOstoreconst [makeValAndOff(0,16)] destptr (MOVOstoreconst [makeValAndOff(0,0)] destptr mem))) for { if auxIntToInt64(v.AuxInt) != 48 { break } destptr := v_0 mem := v_1 if !(config.useSSE) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 32)) v0 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 16)) v1 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v1.AddArg2(destptr, mem) v0.AddArg2(destptr, v1) v.AddArg2(destptr, v0) return true } // match: (Zero [64] destptr mem) // cond: config.useSSE // result: (MOVOstoreconst [makeValAndOff(0,48)] destptr (MOVOstoreconst [makeValAndOff(0,32)] destptr (MOVOstoreconst [makeValAndOff(0,16)] destptr (MOVOstoreconst [makeValAndOff(0,0)] destptr mem)))) for { if auxIntToInt64(v.AuxInt) != 64 { break } destptr := v_0 mem := v_1 if !(config.useSSE) { break } v.reset(OpAMD64MOVOstoreconst) v.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 48)) v0 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v0.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 32)) v1 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v1.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 16)) v2 := b.NewValue0(v.Pos, OpAMD64MOVOstoreconst, types.TypeMem) v2.AuxInt = valAndOffToAuxInt(makeValAndOff(0, 0)) v2.AddArg2(destptr, mem) v1.AddArg2(destptr, v2) v0.AddArg2(destptr, v1) v.AddArg2(destptr, v0) return true } // match: (Zero [s] destptr mem) // cond: s > 64 && s <= 1024 && s%16 == 0 && !config.noDuffDevice // result: (DUFFZERO [s] destptr mem) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !(s > 64 && s <= 1024 && s%16 == 0 && !config.noDuffDevice) { break } v.reset(OpAMD64DUFFZERO) v.AuxInt = int64ToAuxInt(s) v.AddArg2(destptr, mem) return true } // match: (Zero [s] destptr mem) // cond: (s > 1024 || (config.noDuffDevice && s > 64 || !config.useSSE && s > 32)) && s%8 == 0 // result: (REPSTOSQ destptr (MOVQconst [s/8]) (MOVQconst [0]) mem) for { s := auxIntToInt64(v.AuxInt) destptr := v_0 mem := v_1 if !((s > 1024 || (config.noDuffDevice && s > 64 || !config.useSSE && s > 32)) && s%8 == 0) { break } v.reset(OpAMD64REPSTOSQ) v0 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v0.AuxInt = int64ToAuxInt(s / 8) v1 := b.NewValue0(v.Pos, OpAMD64MOVQconst, typ.UInt64) v1.AuxInt = int64ToAuxInt(0) v.AddArg4(destptr, v0, v1, mem) return true } return false } func rewriteBlockAMD64(b *Block) bool { switch b.Kind { case BlockAMD64EQ: // match: (EQ (TESTL (SHLL (MOVLconst [1]) x) y)) // result: (UGE (BTL x y)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLL { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v0 := b.NewValue0(v_0.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTQ (SHLQ (MOVQconst [1]) x) y)) // result: (UGE (BTQ x y)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLQ { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v0 := b.NewValue0(v_0.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTLconst [c] x)) // cond: isUint32PowerOfTwo(int64(c)) // result: (UGE (BTLconst [int8(log32(c))] x)) for b.Controls[0].Op == OpAMD64TESTLconst { v_0 := b.Controls[0] c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint32PowerOfTwo(int64(c))) { break } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } // match: (EQ (TESTQconst [c] x)) // cond: isUint64PowerOfTwo(int64(c)) // result: (UGE (BTQconst [int8(log32(c))] x)) for b.Controls[0].Op == OpAMD64TESTQconst { v_0 := b.Controls[0] c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint64PowerOfTwo(int64(c))) { break } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } // match: (EQ (TESTQ (MOVQconst [c]) x)) // cond: isUint64PowerOfTwo(c) // result: (UGE (BTQconst [int8(log64(c))] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0_0.AuxInt) x := v_0_1 if !(isUint64PowerOfTwo(c)) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2)) // cond: z1==z2 // result: (UGE (BTQconst [63] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTL z1:(SHLLconst [31] (SHRQconst [31] x)) z2)) // cond: z1==z2 // result: (UGE (BTQconst [31] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2)) // cond: z1==z2 // result: (UGE (BTQconst [0] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2)) // cond: z1==z2 // result: (UGE (BTLconst [0] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTQ z1:(SHRQconst [63] x) z2)) // cond: z1==z2 // result: (UGE (BTQconst [63] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (TESTL z1:(SHRLconst [31] x) z2)) // cond: z1==z2 // result: (UGE (BTLconst [31] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) b.resetWithControl(BlockAMD64UGE, v0) return true } break } // match: (EQ (InvertFlags cmp) yes no) // result: (EQ cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64EQ, cmp) return true } // match: (EQ (FlagEQ) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) return true } // match: (EQ (FlagLT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (EQ (FlagLT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (EQ (FlagGT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (EQ (FlagGT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockAMD64GE: // match: (GE (InvertFlags cmp) yes no) // result: (LE cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64LE, cmp) return true } // match: (GE (FlagEQ) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) return true } // match: (GE (FlagLT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (GE (FlagLT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (GE (FlagGT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) return true } // match: (GE (FlagGT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) return true } case BlockAMD64GT: // match: (GT (InvertFlags cmp) yes no) // result: (LT cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64LT, cmp) return true } // match: (GT (FlagEQ) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (GT (FlagLT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (GT (FlagLT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (GT (FlagGT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) return true } // match: (GT (FlagGT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) return true } case BlockIf: // match: (If (SETL cmp) yes no) // result: (LT cmp yes no) for b.Controls[0].Op == OpAMD64SETL { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64LT, cmp) return true } // match: (If (SETLE cmp) yes no) // result: (LE cmp yes no) for b.Controls[0].Op == OpAMD64SETLE { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64LE, cmp) return true } // match: (If (SETG cmp) yes no) // result: (GT cmp yes no) for b.Controls[0].Op == OpAMD64SETG { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64GT, cmp) return true } // match: (If (SETGE cmp) yes no) // result: (GE cmp yes no) for b.Controls[0].Op == OpAMD64SETGE { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64GE, cmp) return true } // match: (If (SETEQ cmp) yes no) // result: (EQ cmp yes no) for b.Controls[0].Op == OpAMD64SETEQ { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64EQ, cmp) return true } // match: (If (SETNE cmp) yes no) // result: (NE cmp yes no) for b.Controls[0].Op == OpAMD64SETNE { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64NE, cmp) return true } // match: (If (SETB cmp) yes no) // result: (ULT cmp yes no) for b.Controls[0].Op == OpAMD64SETB { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64ULT, cmp) return true } // match: (If (SETBE cmp) yes no) // result: (ULE cmp yes no) for b.Controls[0].Op == OpAMD64SETBE { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64ULE, cmp) return true } // match: (If (SETA cmp) yes no) // result: (UGT cmp yes no) for b.Controls[0].Op == OpAMD64SETA { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGT, cmp) return true } // match: (If (SETAE cmp) yes no) // result: (UGE cmp yes no) for b.Controls[0].Op == OpAMD64SETAE { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGE, cmp) return true } // match: (If (SETO cmp) yes no) // result: (OS cmp yes no) for b.Controls[0].Op == OpAMD64SETO { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64OS, cmp) return true } // match: (If (SETGF cmp) yes no) // result: (UGT cmp yes no) for b.Controls[0].Op == OpAMD64SETGF { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGT, cmp) return true } // match: (If (SETGEF cmp) yes no) // result: (UGE cmp yes no) for b.Controls[0].Op == OpAMD64SETGEF { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGE, cmp) return true } // match: (If (SETEQF cmp) yes no) // result: (EQF cmp yes no) for b.Controls[0].Op == OpAMD64SETEQF { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64EQF, cmp) return true } // match: (If (SETNEF cmp) yes no) // result: (NEF cmp yes no) for b.Controls[0].Op == OpAMD64SETNEF { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64NEF, cmp) return true } // match: (If cond yes no) // result: (NE (TESTB cond cond) yes no) for { cond := b.Controls[0] v0 := b.NewValue0(cond.Pos, OpAMD64TESTB, types.TypeFlags) v0.AddArg2(cond, cond) b.resetWithControl(BlockAMD64NE, v0) return true } case BlockAMD64LE: // match: (LE (InvertFlags cmp) yes no) // result: (GE cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64GE, cmp) return true } // match: (LE (FlagEQ) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) return true } // match: (LE (FlagLT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) return true } // match: (LE (FlagLT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) return true } // match: (LE (FlagGT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (LE (FlagGT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockAMD64LT: // match: (LT (InvertFlags cmp) yes no) // result: (GT cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64GT, cmp) return true } // match: (LT (FlagEQ) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (LT (FlagLT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) return true } // match: (LT (FlagLT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) return true } // match: (LT (FlagGT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (LT (FlagGT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockAMD64NE: // match: (NE (TESTB (SETL cmp) (SETL cmp)) yes no) // result: (LT cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETL { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETL || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64LT, cmp) return true } // match: (NE (TESTB (SETLE cmp) (SETLE cmp)) yes no) // result: (LE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETLE { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETLE || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64LE, cmp) return true } // match: (NE (TESTB (SETG cmp) (SETG cmp)) yes no) // result: (GT cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETG { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETG || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64GT, cmp) return true } // match: (NE (TESTB (SETGE cmp) (SETGE cmp)) yes no) // result: (GE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETGE { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETGE || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64GE, cmp) return true } // match: (NE (TESTB (SETEQ cmp) (SETEQ cmp)) yes no) // result: (EQ cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETEQ { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETEQ || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64EQ, cmp) return true } // match: (NE (TESTB (SETNE cmp) (SETNE cmp)) yes no) // result: (NE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETNE { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETNE || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64NE, cmp) return true } // match: (NE (TESTB (SETB cmp) (SETB cmp)) yes no) // result: (ULT cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETB { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETB || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64ULT, cmp) return true } // match: (NE (TESTB (SETBE cmp) (SETBE cmp)) yes no) // result: (ULE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETBE { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETBE || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64ULE, cmp) return true } // match: (NE (TESTB (SETA cmp) (SETA cmp)) yes no) // result: (UGT cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETA { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETA || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64UGT, cmp) return true } // match: (NE (TESTB (SETAE cmp) (SETAE cmp)) yes no) // result: (UGE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETAE { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETAE || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64UGE, cmp) return true } // match: (NE (TESTB (SETO cmp) (SETO cmp)) yes no) // result: (OS cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETO { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETO || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64OS, cmp) return true } // match: (NE (TESTL (SHLL (MOVLconst [1]) x) y)) // result: (ULT (BTL x y)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLL { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVLconst || auxIntToInt32(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v0 := b.NewValue0(v_0.Pos, OpAMD64BTL, types.TypeFlags) v0.AddArg2(x, y) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTQ (SHLQ (MOVQconst [1]) x) y)) // result: (ULT (BTQ x y)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64SHLQ { continue } x := v_0_0.Args[1] v_0_0_0 := v_0_0.Args[0] if v_0_0_0.Op != OpAMD64MOVQconst || auxIntToInt64(v_0_0_0.AuxInt) != 1 { continue } y := v_0_1 v0 := b.NewValue0(v_0.Pos, OpAMD64BTQ, types.TypeFlags) v0.AddArg2(x, y) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTLconst [c] x)) // cond: isUint32PowerOfTwo(int64(c)) // result: (ULT (BTLconst [int8(log32(c))] x)) for b.Controls[0].Op == OpAMD64TESTLconst { v_0 := b.Controls[0] c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint32PowerOfTwo(int64(c))) { break } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } // match: (NE (TESTQconst [c] x)) // cond: isUint64PowerOfTwo(int64(c)) // result: (ULT (BTQconst [int8(log32(c))] x)) for b.Controls[0].Op == OpAMD64TESTQconst { v_0 := b.Controls[0] c := auxIntToInt32(v_0.AuxInt) x := v_0.Args[0] if !(isUint64PowerOfTwo(int64(c))) { break } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log32(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } // match: (NE (TESTQ (MOVQconst [c]) x)) // cond: isUint64PowerOfTwo(c) // result: (ULT (BTQconst [int8(log64(c))] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { if v_0_0.Op != OpAMD64MOVQconst { continue } c := auxIntToInt64(v_0_0.AuxInt) x := v_0_1 if !(isUint64PowerOfTwo(c)) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(int8(log64(c))) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2)) // cond: z1==z2 // result: (ULT (BTQconst [63] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTL z1:(SHLLconst [31] (SHRQconst [31] x)) z2)) // cond: z1==z2 // result: (ULT (BTQconst [31] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHLLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHRQconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTQ z1:(SHRQconst [63] (SHLQconst [63] x)) z2)) // cond: z1==z2 // result: (ULT (BTQconst [0] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLQconst || auxIntToInt8(z1_0.AuxInt) != 63 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTL z1:(SHRLconst [31] (SHLLconst [31] x)) z2)) // cond: z1==z2 // result: (ULT (BTLconst [0] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } z1_0 := z1.Args[0] if z1_0.Op != OpAMD64SHLLconst || auxIntToInt8(z1_0.AuxInt) != 31 { continue } x := z1_0.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(0) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTQ z1:(SHRQconst [63] x) z2)) // cond: z1==z2 // result: (ULT (BTQconst [63] x)) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRQconst || auxIntToInt8(z1.AuxInt) != 63 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTQconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(63) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTL z1:(SHRLconst [31] x) z2)) // cond: z1==z2 // result: (ULT (BTLconst [31] x)) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] v_0_1 := v_0.Args[1] for _i0 := 0; _i0 <= 1; _i0, v_0_0, v_0_1 = _i0+1, v_0_1, v_0_0 { z1 := v_0_0 if z1.Op != OpAMD64SHRLconst || auxIntToInt8(z1.AuxInt) != 31 { continue } x := z1.Args[0] z2 := v_0_1 if !(z1 == z2) { continue } v0 := b.NewValue0(v_0.Pos, OpAMD64BTLconst, types.TypeFlags) v0.AuxInt = int8ToAuxInt(31) v0.AddArg(x) b.resetWithControl(BlockAMD64ULT, v0) return true } break } // match: (NE (TESTB (SETGF cmp) (SETGF cmp)) yes no) // result: (UGT cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETGF { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETGF || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64UGT, cmp) return true } // match: (NE (TESTB (SETGEF cmp) (SETGEF cmp)) yes no) // result: (UGE cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETGEF { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETGEF || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64UGE, cmp) return true } // match: (NE (TESTB (SETEQF cmp) (SETEQF cmp)) yes no) // result: (EQF cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETEQF { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETEQF || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64EQF, cmp) return true } // match: (NE (TESTB (SETNEF cmp) (SETNEF cmp)) yes no) // result: (NEF cmp yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] _ = v_0.Args[1] v_0_0 := v_0.Args[0] if v_0_0.Op != OpAMD64SETNEF { break } cmp := v_0_0.Args[0] v_0_1 := v_0.Args[1] if v_0_1.Op != OpAMD64SETNEF || cmp != v_0_1.Args[0] { break } b.resetWithControl(BlockAMD64NEF, cmp) return true } // match: (NE (InvertFlags cmp) yes no) // result: (NE cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64NE, cmp) return true } // match: (NE (FlagEQ) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (NE (FlagLT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) return true } // match: (NE (FlagLT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) return true } // match: (NE (FlagGT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) return true } // match: (NE (FlagGT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) return true } case BlockAMD64UGE: // match: (UGE (TESTQ x x) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) return true } // match: (UGE (TESTL x x) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) return true } // match: (UGE (TESTW x x) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64TESTW { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) return true } // match: (UGE (TESTB x x) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) return true } // match: (UGE (InvertFlags cmp) yes no) // result: (ULE cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64ULE, cmp) return true } // match: (UGE (FlagEQ) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) return true } // match: (UGE (FlagLT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (UGE (FlagLT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) return true } // match: (UGE (FlagGT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (UGE (FlagGT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) return true } case BlockAMD64UGT: // match: (UGT (InvertFlags cmp) yes no) // result: (ULT cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64ULT, cmp) return true } // match: (UGT (FlagEQ) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (UGT (FlagLT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (UGT (FlagLT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) return true } // match: (UGT (FlagGT_ULT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (UGT (FlagGT_UGT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) return true } case BlockAMD64ULE: // match: (ULE (InvertFlags cmp) yes no) // result: (UGE cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGE, cmp) return true } // match: (ULE (FlagEQ) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) return true } // match: (ULE (FlagLT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) return true } // match: (ULE (FlagLT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULE (FlagGT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) return true } // match: (ULE (FlagGT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } case BlockAMD64ULT: // match: (ULT (TESTQ x x) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64TESTQ { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (TESTL x x) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64TESTL { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (TESTW x x) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64TESTW { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (TESTB x x) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64TESTB { v_0 := b.Controls[0] x := v_0.Args[1] if x != v_0.Args[0] { break } b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (InvertFlags cmp) yes no) // result: (UGT cmp yes no) for b.Controls[0].Op == OpAMD64InvertFlags { v_0 := b.Controls[0] cmp := v_0.Args[0] b.resetWithControl(BlockAMD64UGT, cmp) return true } // match: (ULT (FlagEQ) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagEQ { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (FlagLT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagLT_ULT { b.Reset(BlockFirst) return true } // match: (ULT (FlagLT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagLT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } // match: (ULT (FlagGT_ULT) yes no) // result: (First yes no) for b.Controls[0].Op == OpAMD64FlagGT_ULT { b.Reset(BlockFirst) return true } // match: (ULT (FlagGT_UGT) yes no) // result: (First no yes) for b.Controls[0].Op == OpAMD64FlagGT_UGT { b.Reset(BlockFirst) b.swapSuccessors() return true } } return false }