1 /* ===-------- ia32intrin.h ---------------------------------------------------===
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 *===-----------------------------------------------------------------------===
25 #error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead."
28 #ifndef __IA32INTRIN_H
29 #define __IA32INTRIN_H
32 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
35 return __builtin_ia32_readeflags_u64();
38 static __inline__ void __attribute__((__always_inline__, __nodebug__))
39 __writeeflags(unsigned long long __f)
41 __builtin_ia32_writeeflags_u64(__f);
44 #else /* !__x86_64__ */
45 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
48 return __builtin_ia32_readeflags_u32();
51 static __inline__ void __attribute__((__always_inline__, __nodebug__))
52 __writeeflags(unsigned int __f)
54 __builtin_ia32_writeeflags_u32(__f);
56 #endif /* !__x86_64__ */
58 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
60 return __builtin_ia32_rdpmc(__A);
64 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
66 return __builtin_ia32_rdtsc();
70 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
71 __rdtscp(unsigned int *__A) {
72 return __builtin_ia32_rdtscp(__A);
75 #define _rdtsc() __rdtsc()
77 #endif /* __IA32INTRIN_H */