bmi2intrin.h 3.1 KB

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  1. /*===---- bmi2intrin.h - BMI2 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. #if !defined __X86INTRIN_H && !defined __IMMINTRIN_H
  24. #error "Never use <bmi2intrin.h> directly; include <x86intrin.h> instead."
  25. #endif
  26. #ifndef __BMI2INTRIN_H
  27. #define __BMI2INTRIN_H
  28. /* Define the default attributes for the functions in this file. */
  29. #define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("bmi2")))
  30. static __inline__ unsigned int __DEFAULT_FN_ATTRS
  31. _bzhi_u32(unsigned int __X, unsigned int __Y)
  32. {
  33. return __builtin_ia32_bzhi_si(__X, __Y);
  34. }
  35. static __inline__ unsigned int __DEFAULT_FN_ATTRS
  36. _pdep_u32(unsigned int __X, unsigned int __Y)
  37. {
  38. return __builtin_ia32_pdep_si(__X, __Y);
  39. }
  40. static __inline__ unsigned int __DEFAULT_FN_ATTRS
  41. _pext_u32(unsigned int __X, unsigned int __Y)
  42. {
  43. return __builtin_ia32_pext_si(__X, __Y);
  44. }
  45. #ifdef __x86_64__
  46. static __inline__ unsigned long long __DEFAULT_FN_ATTRS
  47. _bzhi_u64(unsigned long long __X, unsigned long long __Y)
  48. {
  49. return __builtin_ia32_bzhi_di(__X, __Y);
  50. }
  51. static __inline__ unsigned long long __DEFAULT_FN_ATTRS
  52. _pdep_u64(unsigned long long __X, unsigned long long __Y)
  53. {
  54. return __builtin_ia32_pdep_di(__X, __Y);
  55. }
  56. static __inline__ unsigned long long __DEFAULT_FN_ATTRS
  57. _pext_u64(unsigned long long __X, unsigned long long __Y)
  58. {
  59. return __builtin_ia32_pext_di(__X, __Y);
  60. }
  61. static __inline__ unsigned long long __DEFAULT_FN_ATTRS
  62. _mulx_u64 (unsigned long long __X, unsigned long long __Y,
  63. unsigned long long *__P)
  64. {
  65. unsigned __int128 __res = (unsigned __int128) __X * __Y;
  66. *__P = (unsigned long long) (__res >> 64);
  67. return (unsigned long long) __res;
  68. }
  69. #else /* !__x86_64__ */
  70. static __inline__ unsigned int __DEFAULT_FN_ATTRS
  71. _mulx_u32 (unsigned int __X, unsigned int __Y, unsigned int *__P)
  72. {
  73. unsigned long long __res = (unsigned long long) __X * __Y;
  74. *__P = (unsigned int) (__res >> 32);
  75. return (unsigned int) __res;
  76. }
  77. #endif /* !__x86_64__ */
  78. #undef __DEFAULT_FN_ATTRS
  79. #endif /* __BMI2INTRIN_H */