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/* $Id: byteorder.h,v 1.1 2000/07/10 16:32:31 bjornw Exp $ */
#ifndef _CRIS_BYTEORDER_H
#define _CRIS_BYTEORDER_H
#include <asm/types.h>
#ifdef __GNUC__
/* we just define these two (as we can do the swap in a single
* asm instruction in CRIS) and the arch-independent files will put
* them together into ntohl etc.
*/
static __inline__ __const__ __u32 ___arch__swab32(__u32 x)
{
__asm__ ("swapwb %0" : "=r" (x) : "0" (x));
return(x);
}
static __inline__ __const__ __u16 ___arch__swab16(__u16 x)
{
__asm__ ("swapb %0" : "=r" (x) : "0" (x));
return(x);
}
/* defines are necessary because the other files detect the presence
* of a defined __arch_swab32, not an inline
*/
#define __arch__swab32(x) ___arch__swab32(x)
#define __arch__swab16(x) ___arch__swab16(x)
#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
# define __BYTEORDER_HAS_U64__
# define __SWAB_64_THRU_32__
#endif
#endif /* __GNUC__ */
#include <linux/byteorder/little_endian.h>
#endif
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