[mirror_ubuntu-bionic-kernel.git] / arch / tile / include / asm / swab.h

/*
 * 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)
#define __arch_swab16(x) (__builtin_bswap32(x) >> 16)

#endif /* _ASM_TILE_SWAB_H */
Commit	Line	Data
867e359b CM	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
	15	#ifndef _ASM_TILE_SWAB_H
	16	#define _ASM_TILE_SWAB_H
	17
	18	/* Tile gcc is always >= 4.3.0, so we use __builtin_bswap. */
	19	#define __arch_swab32(x) __builtin_bswap32(x)
	20	#define __arch_swab64(x) __builtin_bswap64(x)
867e359b	21	#define __arch_swab16(x) (__builtin_bswap32(x) >> 16)
867e359b CM	22
867e359b CM	23	#endif /* _ASM_TILE_SWAB_H */