prfchwintrin.h 1.4 KB

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  1. /* Copyright (C) 2012-2019 Free Software Foundation, Inc.
  2. This file is part of GCC.
  3. GCC is free software; you can redistribute it and/or modify
  4. it under the terms of the GNU General Public License as published by
  5. the Free Software Foundation; either version 3, or (at your option)
  6. any later version.
  7. GCC is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  10. GNU General Public License for more details.
  11. Under Section 7 of GPL version 3, you are granted additional
  12. permissions described in the GCC Runtime Library Exception, version
  13. 3.1, as published by the Free Software Foundation.
  14. You should have received a copy of the GNU General Public License and
  15. a copy of the GCC Runtime Library Exception along with this program;
  16. see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
  17. <http://www.gnu.org/licenses/>. */
  18. #if !defined _IMMINTRIN_H_INCLUDED && !defined _MM3DNOW_H_INCLUDED
  19. # error "Never use <prfchwintrin.h> directly; include <immintrin.h> or <mm3dnow.h> instead."
  20. #endif
  21. #ifndef _PRFCHWINTRIN_H_INCLUDED
  22. #define _PRFCHWINTRIN_H_INCLUDED
  23. extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
  24. _m_prefetchw (void *__P)
  25. {
  26. __builtin_prefetch (__P, 1, 3 /* _MM_HINT_T0 */);
  27. }
  28. #endif /* _PRFCHWINTRIN_H_INCLUDED */