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#ifndef __ASM_SH64_BYTEORDER_H #define __ASM_SH64_BYTEORDER_H /* * 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. * * include/asm-sh64/byteorder.h * * Copyright (C) 2000, 2001 Paolo Alberelli * */ #include <asm/types.h> static __inline__ __const__ __u32 ___arch__swab32(__u32 x) { __asm__("byterev %0, %0\n\t" "shari %0, 32, %0" : "=r" (x) : "0" (x)); return x; } static __inline__ __const__ __u16 ___arch__swab16(__u16 x) { __asm__("byterev %0, %0\n\t" "shari %0, 48, %0" : "=r" (x) : "0" (x)); return x; } #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 #ifdef __LITTLE_ENDIAN__ #include <linux/byteorder/little_endian.h> #else #include <linux/byteorder/big_endian.h> #endif #endif /* __ASM_SH64_BYTEORDER_H */ |