1 /*===---- rtmintrin.h - RTM intrinsics -------------------------------------===
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 <rtmintrin.h> directly; include <immintrin.h> instead."
26 #endif
27
28 #ifndef __RTMINTRIN_H
29 #define __RTMINTRIN_H
30
31 #define _XBEGIN_STARTED (~0u)
32 #define _XABORT_EXPLICIT (1 << 0)
33 #define _XABORT_RETRY (1 << 1)
34 #define _XABORT_CONFLICT (1 << 2)
35 #define _XABORT_CAPACITY (1 << 3)
36 #define _XABORT_DEBUG (1 << 4)
37 #define _XABORT_NESTED (1 << 5)
38 #define _XABORT_CODE(x) (((x) >> 24) & 0xFF)
39
40 static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_xbegin(void)41 _xbegin(void)
42 {
43 return __builtin_ia32_xbegin();
44 }
45
46 static __inline__ void __attribute__((__always_inline__, __nodebug__))
_xend(void)47 _xend(void)
48 {
49 __builtin_ia32_xend();
50 }
51
52 #define _xabort(imm) __builtin_ia32_xabort((imm))
53
54 #endif /* __RTMINTRIN_H */
55