swab.h 848 B

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  1. /*
  2. * Copyright 2010 Tilera Corporation. All Rights Reserved.
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU General Public License
  6. * as published by the Free Software Foundation, version 2.
  7. *
  8. * This program is distributed in the hope that it will be useful, but
  9. * WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11. * NON INFRINGEMENT. See the GNU General Public License for
  12. * more details.
  13. */
  14. #ifndef _ASM_TILE_SWAB_H
  15. #define _ASM_TILE_SWAB_H
  16. /* Tile gcc is always >= 4.3.0, so we use __builtin_bswap. */
  17. #define __arch_swab32(x) __builtin_bswap32(x)
  18. #define __arch_swab64(x) __builtin_bswap64(x)
  19. #define __arch_swab16(x) (__builtin_bswap32(x) >> 16)
  20. #endif /* _ASM_TILE_SWAB_H */