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      1 // Copyright 2015 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 // func cpuid_low(arg1, arg2 uint32) (eax, ebx, ecx, edx uint32)
      6 TEXT cpuid_low(SB), 4, $0-24
      7     MOVL    arg1+0(FP), AX
      8     MOVL    arg2+4(FP), CX
      9     CPUID
     10     MOVL AX, eax+8(FP)
     11     MOVL BX, ebx+12(FP)
     12     MOVL CX, ecx+16(FP)
     13     MOVL DX, edx+20(FP)
     14     RET
     15 // func xgetbv_low(arg1 uint32) (eax, edx uint32)
     16 TEXT xgetbv_low(SB), 4, $0-16
     17     MOVL arg1+0(FP), CX
     18     // XGETBV
     19     BYTE $0x0F; BYTE $0x01; BYTE $0xD0
     20     MOVL AX,eax+8(FP)
     21     MOVL DX,edx+12(FP)
     22     RET
     23