// Copyright 2017 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

#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

// func getGOAMD64level() int32

TEXT ·getGOAMD64level(SB),NOSPLIT,$0-4

#ifdef GOAMD64_v4

MOVL $4, ret+0(FP)

#else

#ifdef GOAMD64_v3

MOVL $3, ret+0(FP)

#else

#ifdef GOAMD64_v2

MOVL $2, ret+0(FP)

#else

MOVL $1, ret+0(FP)

#endif

#endif

#endif

RET