Arnd Bergmann | 6103ec5 | 2009-05-13 22:56:27 +0000 | [diff] [blame] | 1 | #ifndef _ASM_GENERIC_SWAB_H |
| 2 | #define _ASM_GENERIC_SWAB_H |
| 3 | |
| 4 | #include <asm/bitsperlong.h> |
| 5 | |
| 6 | /* |
| 7 | * 32 bit architectures typically (but not always) want to |
| 8 | * set __SWAB_64_THRU_32__. In user space, this is only |
| 9 | * valid if the compiler supports 64 bit data types. |
| 10 | */ |
| 11 | |
| 12 | #if __BITS_PER_LONG == 32 |
| 13 | #if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) |
| 14 | #define __SWAB_64_THRU_32__ |
| 15 | #endif |
| 16 | #endif |
| 17 | |
| 18 | #endif /* _ASM_GENERIC_SWAB_H */ |