diff options
Diffstat (limited to 'include/asm-generic/swab.h')
-rw-r--r-- | include/asm-generic/swab.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-generic/swab.h b/include/asm-generic/swab.h new file mode 100644 index 000000000000..a8e9029d9eba --- /dev/null +++ b/include/asm-generic/swab.h | |||
@@ -0,0 +1,18 @@ | |||
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 */ | ||