| Harvey Harrison | ae18962 | 2009-01-06 14:56:31 -0800 | [diff] [blame] | 1 | #ifndef _ASM_IA64_SWAB_H |
| 2 | #define _ASM_IA64_SWAB_H |
| 3 | |
| 4 | /* |
| 5 | * Modified 1998, 1999 |
| 6 | * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co. |
| 7 | */ |
| 8 | |
| Jaswinder Singh Rajput | 040c92b8 | 2009-01-31 11:12:29 +0530 | [diff] [blame^] | 9 | #include <linux/types.h> |
| Harvey Harrison | ae18962 | 2009-01-06 14:56:31 -0800 | [diff] [blame] | 10 | #include <asm/intrinsics.h> |
| 11 | #include <linux/compiler.h> |
| 12 | |
| 13 | static __inline__ __attribute_const__ __u64 __arch_swab64(__u64 x) |
| 14 | { |
| 15 | __u64 result; |
| 16 | |
| 17 | result = ia64_mux1(x, ia64_mux1_rev); |
| 18 | return result; |
| 19 | } |
| 20 | #define __arch_swab64 __arch_swab64 |
| 21 | |
| 22 | static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 x) |
| 23 | { |
| 24 | return __arch_swab64(x) >> 32; |
| 25 | } |
| 26 | #define __arch_swab32 __arch_swab32 |
| 27 | |
| 28 | static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 x) |
| 29 | { |
| 30 | return __arch_swab64(x) >> 48; |
| 31 | } |
| 32 | #define __arch_swab16 __arch_swab16 |
| 33 | |
| 34 | #endif /* _ASM_IA64_SWAB_H */ |