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https://git.code.sf.net/p/mingw-w64/mingw-w64
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8a67ab4541
Also replace 'This file is a part of' by 'This file is part of' for consistency git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@5147 4407c894-4637-0410-b4f5-ada5f102cad1
23 lines
564 B
C
23 lines
564 B
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the mingw-w64 runtime package.
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* No warranty is given; refer to the file DISCLAIMER.PD within this package.
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*/
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#include <intrin.h>
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unsigned __int64 __readmsr(unsigned long msr)
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{
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#ifdef _WIN64
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unsigned __int64 val1, val2;
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#else
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unsigned val1, val2;
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#endif
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__asm__ __volatile__(
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"rdmsr"
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: "=a" (val1), "=d" (val2)
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: "c" (msr));
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return ((unsigned __int64) val1) | (((unsigned __int64)val2) << 32);
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}
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