waitpkgintrin.h revision 336815 
1/*===----------------------- waitpkgintrin.h - WAITPKG --------------------===
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#if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
24#error "Never use <waitpkgintrin.h> directly; include <x86intrin.h> instead."
25#endif
26
27#ifndef __WAITPKGINTRIN_H
28#define __WAITPKGINTRIN_H
29
30/* Define the default attributes for the functions in this file. */
31#define __DEFAULT_FN_ATTRS \
32  __attribute__((__always_inline__, __nodebug__,  __target__("waitpkg")))
33
34static __inline__ void __DEFAULT_FN_ATTRS
35_umonitor (void * __address)
36{
37  __builtin_ia32_umonitor (__address);
38}
39
40static __inline__ unsigned char __DEFAULT_FN_ATTRS
41_umwait (unsigned int __control, unsigned long long __counter)
42{
43  return __builtin_ia32_umwait (__control,
44    (unsigned int)(__counter >> 32), (unsigned int)__counter);
45}
46
47static __inline__ unsigned char __DEFAULT_FN_ATTRS
48_tpause (unsigned int __control, unsigned long long __counter)
49{
50  return __builtin_ia32_tpause (__control,
51    (unsigned int)(__counter >> 32), (unsigned int)__counter);
52}
53
54#undef __DEFAULT_FN_ATTRS
55
56#endif /* __WAITPKGINTRIN_H */
57