/* * include/asm-v850/byteorder.h -- Endian id and conversion ops * * Copyright (C) 2001 NEC Corporation * Copyright (C) 2001 Miles Bader * * This file is subject to the terms and conditions of the GNU General * Public License. See the file COPYING in the main directory of this * archive for more details. * * Written by Miles Bader */ #ifndef __V850_BYTEORDER_H__ #define __V850_BYTEORDER_H__ #include #include #ifdef __GNUC__ static __inline__ __attribute_const__ __u32 ___arch__swab32 (__u32 word) { __u32 res; __asm__ ("bsw %1, %0" : "=r" (res) : "r" (word)); return res; } static __inline__ __attribute_const__ __u16 ___arch__swab16 (__u16 half_word) { __u16 res; __asm__ ("bsh %1, %0" : "=r" (res) : "r" (half_word)); return res; } #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 #endif /* __V850_BYTEORDER_H__ */