| 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 */ |