rtmintrin.h 2.1 KB

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  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. #ifndef __IMMINTRIN_H
  24. #error "Never use <rtmintrin.h> directly; include <immintrin.h> instead."
  25. #endif
  26. #ifndef __RTMINTRIN_H
  27. #define __RTMINTRIN_H
  28. #define _XBEGIN_STARTED (~0u)
  29. #define _XABORT_EXPLICIT (1 << 0)
  30. #define _XABORT_RETRY (1 << 1)
  31. #define _XABORT_CONFLICT (1 << 2)
  32. #define _XABORT_CAPACITY (1 << 3)
  33. #define _XABORT_DEBUG (1 << 4)
  34. #define _XABORT_NESTED (1 << 5)
  35. #define _XABORT_CODE(x) (((x) >> 24) & 0xFF)
  36. /* Define the default attributes for the functions in this file. */
  37. #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("rtm")))
  38. static __inline__ unsigned int __DEFAULT_FN_ATTRS
  39. _xbegin(void)
  40. {
  41. return __builtin_ia32_xbegin();
  42. }
  43. static __inline__ void __DEFAULT_FN_ATTRS
  44. _xend(void)
  45. {
  46. __builtin_ia32_xend();
  47. }
  48. #define _xabort(imm) __builtin_ia32_xabort((imm))
  49. #undef __DEFAULT_FN_ATTRS
  50. #endif /* __RTMINTRIN_H */