The assembler understands rdmsr, wrmsr, rdtsc, and rdpmc, so there's
no need to use .byte.
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@ -1,4 +1,4 @@
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/* $NetBSD: cpufunc.h,v 1.18 2000/03/28 01:38:22 thorpej Exp $ */
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/* $NetBSD: cpufunc.h,v 1.19 2000/03/28 19:17:29 thorpej Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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@ -169,14 +169,14 @@ rdmsr(u_int msr)
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{
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u_int64_t rv;
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__asm __volatile(".byte 0x0f, 0x32" : "=A" (rv) : "c" (msr));
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__asm __volatile("rdmsr" : "=A" (rv) : "c" (msr));
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return (rv);
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}
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static __inline void
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wrmsr(u_int msr, u_int64_t newval)
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{
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__asm __volatile(".byte 0x0f, 0x30" : : "A" (newval), "c" (msr));
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__asm __volatile("wrmsr" : : "A" (newval), "c" (msr));
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}
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static __inline void
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@ -190,7 +190,7 @@ rdtsc(void)
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{
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u_int64_t rv;
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__asm __volatile(".byte 0x0f, 0x31" : "=A" (rv));
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__asm __volatile("rdtsc" : "=A" (rv));
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return (rv);
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}
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@ -199,7 +199,7 @@ rdpmc(u_int pmc)
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{
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u_int64_t rv;
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__asm __volatile(".byte 0x0f, 0x33" : "=A" (rv) : "c" (pmc));
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__asm __volatile("rdpmc" : "=A" (rv) : "c" (pmc));
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return (rv);
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}
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