2 * AVR32 endian-conversion functions.
4 #ifndef __ASM_AVR32_BYTEORDER_H
5 #define __ASM_AVR32_BYTEORDER_H
8 #include <linux/compiler.h>
11 #define __SWAB_64_THRU_32__
14 extern unsigned long __builtin_bswap_32(unsigned long x);
15 extern unsigned short __builtin_bswap_16(unsigned short x);
19 * avr32-linux-gcc versions earlier than 4.2 improperly sign-extends
22 #if !(__GNUC__ == 4 && __GNUC_MINOR__ < 2)
23 static inline __attribute_const__ __u16 __arch_swab16(__u16 val)
25 return __builtin_bswap_16(val);
27 #define __arch_swab16 __arch_swab16
29 static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
31 return __builtin_bswap_32(val);
33 #define __arch_swab32 __arch_swab32
36 #include <linux/byteorder.h>
37 #endif /* __ASM_AVR32_BYTEORDER_H */