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/*
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for
* more details.
*/
#ifndef _ASM_TILE_SWAB_H
#define _ASM_TILE_SWAB_H
/* Tile gcc is always >= 4.3.0, so we use __builtin_bswap. */
#define __arch_swab32(x) __builtin_bswap32(x)
#define __arch_swab64(x) __builtin_bswap64(x)
/* Use the variant that is natural for the wordsize. */
#ifdef CONFIG_64BIT
#define __arch_swab16(x) (__builtin_bswap64(x) >> 48)
#else
#define __arch_swab16(x) (__builtin_bswap32(x) >> 16)
#endif
#endif /* _ASM_TILE_SWAB_H */
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