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102 lines
3.2 KiB
C
102 lines
3.2 KiB
C
/* ===-------- ia32intrin.h ---------------------------------------------------===
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*===-----------------------------------------------------------------------===
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*/
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#ifndef __X86INTRIN_H
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#error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead."
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#endif
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#ifndef __IA32INTRIN_H
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#define __IA32INTRIN_H
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#ifdef __x86_64__
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static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
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__readeflags(void)
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{
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unsigned long long __res = 0;
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__asm__ __volatile__ ("pushf\n\t"
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"popq %0\n"
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:"=r"(__res)
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:
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:
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);
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return __res;
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}
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static __inline__ void __attribute__((__always_inline__, __nodebug__))
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__writeeflags(unsigned long long __f)
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{
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__asm__ __volatile__ ("pushq %0\n\t"
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"popf\n"
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:
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:"r"(__f)
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:"flags"
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);
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}
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#else /* !__x86_64__ */
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static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
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__readeflags(void)
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{
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unsigned int __res = 0;
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__asm__ __volatile__ ("pushf\n\t"
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"popl %0\n"
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:"=r"(__res)
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:
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:
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);
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return __res;
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}
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static __inline__ void __attribute__((__always_inline__, __nodebug__))
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__writeeflags(unsigned int __f)
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{
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__asm__ __volatile__ ("pushl %0\n\t"
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"popf\n"
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:
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:"r"(__f)
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:"flags"
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);
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}
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#endif /* !__x86_64__ */
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static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
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__rdpmc(int __A) {
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return __builtin_ia32_rdpmc(__A);
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}
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/* __rdtsc */
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static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
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__rdtsc(void) {
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return __builtin_ia32_rdtsc();
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}
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/* __rdtscp */
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static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
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__rdtscp(unsigned int *__A) {
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return __builtin_ia32_rdtscp(__A);
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}
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#define _rdtsc() __rdtsc()
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#endif /* __IA32INTRIN_H */
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