Text file src/internal/cpu/cpu_arm64.s
1 // Copyright 2020 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 #include "textflag.h" 6 7 // func getisar0() uint64 8 TEXT ·getisar0(SB),NOSPLIT,$0 9 // get Instruction Set Attributes 0 into R0 10 MRS ID_AA64ISAR0_EL1, R0 11 MOVD R0, ret+0(FP) 12 RET 13 14 // func getMIDR() uint64 15 TEXT ·getMIDR(SB), NOSPLIT, $0-8 16 MRS MIDR_EL1, R0 17 MOVD R0, ret+0(FP) 18 RET 19