aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/ia64/bits/byteswap.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ia64/bits/byteswap.h')
-rw-r--r--sysdeps/ia64/bits/byteswap.h121
1 files changed, 0 insertions, 121 deletions
diff --git a/sysdeps/ia64/bits/byteswap.h b/sysdeps/ia64/bits/byteswap.h
deleted file mode 100644
index 29d0e37d12..0000000000
--- a/sysdeps/ia64/bits/byteswap.h
+++ /dev/null
@@ -1,121 +0,0 @@
-/* Macros to swap the order of bytes in integer values.
- Copyright (C) 1997,1998,2000,2002,2003,2008,2011
- Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#if !defined _BYTESWAP_H && !defined _NETINET_IN_H && !defined _ENDIAN_H
-# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
-#endif
-
-#ifndef _BITS_BYTESWAP_H
-#define _BITS_BYTESWAP_H 1
-
-/* Swap bytes in 16 bit value. */
-#define __bswap_constant_16(x) \
- ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
-
-#if defined __GNUC__ && __GNUC__ >= 2
-# define __bswap_16(x) \
- (__extension__ \
- ({ register unsigned short int __v, __x = (x); \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_16 (__x); \
- else \
- __asm__ __volatile__ ("shl %0 = %1, 48 ;;" \
- "mux1 %0 = %0, @rev ;;" \
- : "=r" (__v) \
- : "r" ((unsigned short int) (__x))); \
- __v; }))
-#else
-/* This is better than nothing. */
-static __inline unsigned short int
-__bswap_16 (unsigned short int __bsx)
-{
- return __bswap_constant_16 (__bsx);
-}
-#endif
-
-
-/* Swap bytes in 32 bit value. */
-#define __bswap_constant_32(x) \
- ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >> 8) | \
- (((x) & 0x0000ff00) << 8) | (((x) & 0x000000ff) << 24))
-
-#if defined __GNUC__ && __GNUC__ >= 2
-# define __bswap_32(x) \
- (__extension__ \
- ({ register unsigned int __v, __x = (x); \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_32 (__x); \
- else \
- __asm__ __volatile__ ("shl %0 = %1, 32 ;;" \
- "mux1 %0 = %0, @rev ;;" \
- : "=r" (__v) \
- : "r" ((unsigned int) (__x))); \
- __v; }))
-#else
-static __inline unsigned int
-__bswap_32 (unsigned int __bsx)
-{
- return __bswap_constant_32 (__bsx);
-}
-#endif
-
-
-/* Swap bytes in 64 bit value. */
-#if defined __GNUC__ && __GNUC__ >= 2
-# define __bswap_constant_64(x) \
- (__extension__ ((((x) & 0xff00000000000000ul) >> 56) \
- | (((x) & 0x00ff000000000000ul) >> 40) \
- | (((x) & 0x0000ff0000000000ul) >> 24) \
- | (((x) & 0x000000ff00000000ul) >> 8) \
- | (((x) & 0x00000000ff000000ul) << 8) \
- | (((x) & 0x0000000000ff0000ul) << 24) \
- | (((x) & 0x000000000000ff00ul) << 40) \
- | (((x) & 0x00000000000000fful) << 56)))
-
-# define __bswap_64(x) \
- (__extension__ \
- ({ register unsigned long int __v, __x = (x); \
- if (__builtin_constant_p (x)) \
- __v = __bswap_constant_64 (__x); \
- else \
- __asm__ __volatile__ ("mux1 %0 = %1, @rev ;;" \
- : "=r" (__v) \
- : "r" ((unsigned long int) (__x))); \
- __v; }))
-
-#else
-# define __bswap_constant_64(x) \
- ((((x) & 0xff00000000000000ul) >> 56) \
- | (((x) & 0x00ff000000000000ul) >> 40) \
- | (((x) & 0x0000ff0000000000ul) >> 24) \
- | (((x) & 0x000000ff00000000ul) >> 8) \
- | (((x) & 0x00000000ff000000ul) << 8) \
- | (((x) & 0x0000000000ff0000ul) << 24) \
- | (((x) & 0x000000000000ff00ul) << 40) \
- | (((x) & 0x00000000000000fful) << 56))
-
-static __inline unsigned long int
-__bswap_64 (unsigned long int __bsx)
-{
- return __bswap_constant_64 (__bsx);
-}
-#endif
-
-#endif /* _BITS_BYTESWAP_H */