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#ifndef _I386_BYTEORDER_H
#define _I386_BYTEORDER_H
#include <asm/types.h>
#ifdef __GNUC__
static __inline__ __u32 ___arch__swab32(__u32 x)
{
__asm__("bswap %0" : "=r" (x) : "0" (x));
return x;
}
#define _constant_swab16(x) ((__u16)( \
(((__u16)(x) & (__u16)0x00ffU) << 8) | \
(((__u16)(x) & (__u16)0xff00U) >> 8)))
static __inline__ __u16 ___arch__swab16(__u16 x)
{
#if CONFIG_IS_ENABLED(X86_64)
return _constant_swab16(x);
#else
__asm__("xchgb %b0,%h0" /* swap bytes */ \
: "=q" (x) \
: "0" (x)); \
return x;
#endif
}
#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 /* _I386_BYTEORDER_H */
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