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/*
* AVR32 byteswapping functions.
*/
#ifndef __ASM_AVR32_SWAB_H
#define __ASM_AVR32_SWAB_H
#include <asm/types.h>
#include <linux/compiler.h>
#define __SWAB_64_THRU_32__
#ifdef __CHECKER__
extern unsigned long __builtin_bswap_32(unsigned long x);
extern unsigned short __builtin_bswap_16(unsigned short x);
#endif
/*
* avr32-linux-gcc versions earlier than 4.2 improperly sign-extends
* the result.
*/
#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 2)
static inline __attribute_const__ __u16 __arch_swab16(__u16 val)
{
return __builtin_bswap_16(val);
}
#define __arch_swab16 __arch_swab16
static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
{
return __builtin_bswap_32(val);
}
#define __arch_swab32 __arch_swab32
#endif
#endif /* __ASM_AVR32_SWAB_H */
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