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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [include/] [asm-x86_64/] [byteorder.h] - Rev 1774

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#ifndef _X86_64_BYTEORDER_H
#define _X86_64_BYTEORDER_H
 
#include <asm/types.h>
 
#ifdef __GNUC__
 
static __inline__ __const__ __u64 ___arch__swab64(__u64 x)
{
	__asm__("bswapq %0" : "=r" (x) : "0" (x));
	return x;
}
 
static __inline__ __const__ __u32 ___arch__swab32(__u32 x)
{
	__asm__("bswapl %0" : "=r" (x) : "0" (x));
	return x;
}
 
/* Do not define swab16.  Gcc is smart enought to recognize "C" version and
   convert it into rotation or exhange.  */
 
#define __arch__swab32(x) ___arch__swab32(x)
#define __arch__swab64(x) ___arch__swab64(x)
 
#endif /* __GNUC__ */
 
#define __BYTEORDER_HAS_U64__
 
#include <linux/byteorder/little_endian.h>
 
#endif /* _X86_64_BYTEORDER_H */
 

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