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-rw-r--r--arch/ia64/include/asm/swab.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/swab.h b/arch/ia64/include/asm/swab.h
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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
9#include <asm/types.h>
10#include <asm/intrinsics.h>
11#include <linux/compiler.h>
12
13static __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
22static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 x)
23{
24 return __arch_swab64(x) >> 32;
25}
26#define __arch_swab32 __arch_swab32
27
28static __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 */