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Linux Cross Reference
Linux/include/asm-ia64/byteorder.h

Version: ~ [ 2.4.0 ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~ 
  1 #ifndef _ASM_IA64_BYTEORDER_H
  2 #define _ASM_IA64_BYTEORDER_H
  3 
  4 /*
  5  * Copyright (C) 1998, 1999 Hewlett-Packard Co
  6  * Copyright (C) 1998, 1999 David Mosberger-Tang <davidm@hpl.hp.com>
  7  */
  8 
  9 #include <asm/types.h>
 10 
 11 static __inline__ __const__ __u64
 12 __ia64_swab64 (__u64 x)
 13 {
 14         __u64 result;
 15 
 16         __asm__ ("mux1 %0=%1,@rev" : "=r" (result) : "r" (x));
 17         return result;
 18 }
 19 
 20 static __inline__ __const__ __u32
 21 __ia64_swab32 (__u32 x)
 22 {
 23         return __ia64_swab64 (x) >> 32;
 24 }
 25 
 26 static __inline__ __const__ __u16
 27 __ia64_swab16(__u16 x)
 28 {
 29         return __ia64_swab64 (x) >> 48;
 30 }
 31 
 32 #define __arch__swab64(x) __ia64_swab64 (x)
 33 #define __arch__swab32(x) __ia64_swab32 (x)
 34 #define __arch__swab16(x) __ia64_swab16 (x)
 35 
 36 #define __BYTEORDER_HAS_U64__
 37 
 38 #include <linux/byteorder/little_endian.h>
 39 
 40 #endif /* _ASM_IA64_BYTEORDER_H */
 41
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