| Greg Kroah-Hartman | 6f52b16 | 2017-11-01 15:08:43 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| Arnd Bergmann | 6103ec5 | 2009-05-13 22:56:27 +0000 | [diff] [blame] | 2 | #ifndef _ASM_GENERIC_SWAB_H |
| 3 | #define _ASM_GENERIC_SWAB_H |
| 4 | |
| 5 | #include <asm/bitsperlong.h> |
| 6 | |
| 7 | /* |
| 8 | * 32 bit architectures typically (but not always) want to |
| 9 | * set __SWAB_64_THRU_32__. In user space, this is only |
| 10 | * valid if the compiler supports 64 bit data types. |
| 11 | */ |
| 12 | |
| 13 | #if __BITS_PER_LONG == 32 |
| 14 | #if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) |
| 15 | #define __SWAB_64_THRU_32__ |
| 16 | #endif |
| 17 | #endif |
| 18 | |
| 19 | #endif /* _ASM_GENERIC_SWAB_H */ |