clang 8.0.0

ia32intrin.h
Go to the documentation of this file.
1 /* ===-------- ia32intrin.h ---------------------------------------------------===
2 *
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:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
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
19 * THE SOFTWARE.
20 *
21 *===-----------------------------------------------------------------------===
22 */
23
24 #ifndef __X86INTRIN_H
25 #error "Never use <ia32intrin.h> directly; include <x86intrin.h> instead."
26 #endif
27
28 #ifndef __IA32INTRIN_H
29 #define __IA32INTRIN_H
30
31 #ifdef __x86_64__
32 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
33 __readeflags(void)
34 {
35 return __builtin_ia32_readeflags_u64();
36 }
37
38 static __inline__ void __attribute__((__always_inline__, __nodebug__))
39 __writeeflags(unsigned long long __f)
40 {
41 __builtin_ia32_writeeflags_u64(__f);
42 }
43
44 #else /* !__x86_64__ */
45 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
46 __readeflags(void)
47 {
48 return __builtin_ia32_readeflags_u32();
49 }
50
51 static __inline__ void __attribute__((__always_inline__, __nodebug__))
52 __writeeflags(unsigned int __f)
53 {
54 __builtin_ia32_writeeflags_u32(__f);
55 }
56 #endif /* !__x86_64__ */
57
58 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
59 __rdpmc(int __A) {
60 return __builtin_ia32_rdpmc(__A);
61 }
62
63 /* __rdtscp */
64 static __inline__ unsigned long long __attribute__((__always_inline__, __nodebug__))
65 __rdtscp(unsigned int *__A) {
66 return __builtin_ia32_rdtscp(__A);
67 }
68
69 #define _rdtsc() __rdtsc()
70
71 #define _rdpmc(A) __rdpmc(A)
72
73 static __inline__ void __attribute__((__always_inline__, __nodebug__))
74 _wbinvd(void) {
75 __builtin_ia32_wbinvd();
76 }
77
78 #endif /* __IA32INTRIN_H */
__attribute__
static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__)) __readeflags(void)
Definition: ia32intrin.h:45