| #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 __attribute_const__ __u32 ___arch__swab32(__u32 x) |
| { |
| __asm__("byterev %0, %0\n\t" |
| "shari %0, 32, %0" |
| : "=r" (x) |
| : "0" (x)); |
| return x; |
| } |
| |
| static inline __attribute_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 */ |