| // Copyright 2018 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| //go:build (386 || amd64 || amd64p32) && gc |
| // +build 386 amd64 amd64p32 |
| // +build gc |
| |
| #include "textflag.h" |
| |
| // func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32) |
| TEXT ·cpuid(SB), NOSPLIT, $0-24 |
| MOVL eaxArg+0(FP), AX |
| MOVL ecxArg+4(FP), CX |
| CPUID |
| MOVL AX, eax+8(FP) |
| MOVL BX, ebx+12(FP) |
| MOVL CX, ecx+16(FP) |
| MOVL DX, edx+20(FP) |
| RET |
| |
| // func xgetbv() (eax, edx uint32) |
| TEXT ·xgetbv(SB),NOSPLIT,$0-8 |
| MOVL $0, CX |
| XGETBV |
| MOVL AX, eax+0(FP) |
| MOVL DX, edx+4(FP) |
| RET |
