root / lab4 / .minix-src / include / clang-3.6 / prfchwintrin.h @ 13
History | View | Annotate | Download (1.65 KB)
1 |
/*===---- prfchwintrin.h - PREFETCHW intrinsic -----------------------------===
|
---|---|
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 |
#if !defined(__X86INTRIN_H) && !defined(_MM3DNOW_H_INCLUDED)
|
25 |
#error "Never use <prfchwintrin.h> directly; include <x86intrin.h> or <mm3dnow.h> instead." |
26 |
#endif
|
27 |
|
28 |
#ifndef __PRFCHWINTRIN_H
|
29 |
#define __PRFCHWINTRIN_H
|
30 |
|
31 |
#if defined(__PRFCHW__) || defined(__3dNOW__)
|
32 |
static __inline__ void __attribute__((__always_inline__, __nodebug__)) |
33 |
_m_prefetchw(void *__P)
|
34 |
{ |
35 |
__builtin_prefetch (__P, 1, 3 /* _MM_HINT_T0 */); |
36 |
} |
37 |
#endif
|
38 |
|
39 |
#endif /* __PRFCHWINTRIN_H */ |