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/* MN10300 Byte-order primitive construction
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#ifndef _ASM_SWAB_H
#define _ASM_SWAB_H
#include <linux/types.h>
#ifdef __GNUC__
static inline __attribute__((const))
__u32 __arch_swab32(__u32 x)
{
__u32 ret;
asm("swap %1,%0" : "=r" (ret) : "r" (x));
return ret;
}
#define __arch_swab32 __arch_swab32
static inline __attribute__((const))
__u16 __arch_swab16(__u16 x)
{
__u16 ret;
asm("swaph %1,%0" : "=r" (ret) : "r" (x));
return ret;
}
#define __arch_swab32 __arch_swab32
#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
# define __SWAB_64_THRU_32__
#endif
#endif /* __GNUC__ */
#endif /* _ASM_SWAB_H */