xref: /openbmc/linux/arch/ia64/include/uapi/asm/swab.h (revision 9cfc5c90)
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 <linux/types.h>
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 */
35