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xtestintrin.h
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1 /*===---- xtestintrin.h - XTEST 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 #ifndef __IMMINTRIN_H
25 #error "Never use <xtestintrin.h> directly; include <immintrin.h> instead."
26 #endif
27 
28 #ifndef __XTESTINTRIN_H
29 #define __XTESTINTRIN_H
30 
31 /* xtest returns non-zero if the instruction is executed within an RTM or active
32  * HLE region. */
33 /* FIXME: This can be an either or for RTM/HLE. Deal with this when HLE is
34  * supported. */
35 static __inline__ int
36  __attribute__((__always_inline__, __nodebug__, __target__("rtm")))
37  _xtest(void) {
38  return __builtin_ia32_xtest();
39 }
40 
41 #endif
static __inline__ int __attribute__((__always_inline__, __nodebug__, __target__("rtm"))) _xtest(void)
Definition: xtestintrin.h:36