Chris Warrington | 5074774 | 2021-06-28 17:24:50 +0100 | [diff] [blame] | 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 | /* Define the default attributes for the functions in this file. */ |
| 41 | #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("rtm"))) |
| 42 | |
| 43 | static __inline__ unsigned int __DEFAULT_FN_ATTRS |
| 44 | _xbegin(void) |
| 45 | { |
| 46 | return __builtin_ia32_xbegin(); |
| 47 | } |
| 48 | |
| 49 | static __inline__ void __DEFAULT_FN_ATTRS |
| 50 | _xend(void) |
| 51 | { |
| 52 | __builtin_ia32_xend(); |
| 53 | } |
| 54 | |
| 55 | #define _xabort(imm) __builtin_ia32_xabort((imm)) |
| 56 | |
| 57 | #undef __DEFAULT_FN_ATTRS |
| 58 | |
| 59 | #endif /* __RTMINTRIN_H */ |