forked from gitea/gitea
54 lines
1.7 KiB
ArmAsm
54 lines
1.7 KiB
ArmAsm
// The MIT License (MIT)
|
|
//
|
|
// Copyright (c) 2015 Klaus Post
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
|
|
// +build amd64,!gccgo
|
|
|
|
// func cpuid(op uint32) (eax, ebx, ecx, edx uint32)
|
|
TEXT ·cpuid(SB), 7, $0
|
|
XORQ CX, CX
|
|
MOVL op+0(FP), AX
|
|
CPUID
|
|
MOVL AX, eax+8(FP)
|
|
MOVL BX, ebx+12(FP)
|
|
MOVL CX, ecx+16(FP)
|
|
MOVL DX, edx+20(FP)
|
|
RET
|
|
|
|
// func cpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
|
|
TEXT ·cpuidex(SB), 7, $0
|
|
MOVL op+0(FP), AX
|
|
MOVL op2+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(index uint32) (eax, edx uint32)
|
|
TEXT ·xgetbv(SB), 7, $0
|
|
MOVL index+0(FP), CX
|
|
BYTE $0x0f; BYTE $0x01; BYTE $0xd0 // XGETBV
|
|
MOVL AX, eax+8(FP)
|
|
MOVL DX, edx+12(FP)
|
|
RET
|