diff options
Diffstat (limited to 'libc/sysdeps/linux/avr32')
-rw-r--r-- | libc/sysdeps/linux/avr32/bits/byteswap.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/libc/sysdeps/linux/avr32/bits/byteswap.h b/libc/sysdeps/linux/avr32/bits/byteswap.h deleted file mode 100644 index f0bea4cea..000000000 --- a/libc/sysdeps/linux/avr32/bits/byteswap.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * Copyright (C) 2005 Atmel Corporation - * - * This file is subject to the terms and conditions of the GNU Lesser General - * Public License. See the file "COPYING.LIB" in the main directory of this - * archive for more details. - */ - -#if !defined _BYTESWAP_H && !defined _NETINET_IN_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. */ -#if defined __GNUC__ -# define __bswap_16(x) (__extension__ __builtin_bswap_16(x)) -#else -/* This is better than nothing. */ -static __inline__ unsigned short int -__bswap_16 (unsigned short int __bsx) -{ - return ((((__bsx) >> 8) & 0xff) | (((__bsx) & 0xff) << 8)); -} -#endif - -/* Swap bytes in 32 bit value. */ -#if defined __GNUC__ -# define __bswap_32(x) (__extension__ __builtin_bswap_32(x)) -#else -static __inline__ unsigned int -__bswap_32 (unsigned int __bsx) -{ - return ((((__bsx) & 0xff000000) >> 24) | (((__bsx) & 0x00ff0000) >> 8) | - (((__bsx) & 0x0000ff00) << 8) | (((__bsx) & 0x000000ff) << 24)); -} -#endif - -#if defined __GNUC__ -/* Swap bytes in 64 bit value. */ -# define __bswap_constant_64(x) \ - ((((x) & 0xff00000000000000ull) >> 56) \ - | (((x) & 0x00ff000000000000ull) >> 40) \ - | (((x) & 0x0000ff0000000000ull) >> 24) \ - | (((x) & 0x000000ff00000000ull) >> 8) \ - | (((x) & 0x00000000ff000000ull) << 8) \ - | (((x) & 0x0000000000ff0000ull) << 24) \ - | (((x) & 0x000000000000ff00ull) << 40) \ - | (((x) & 0x00000000000000ffull) << 56)) - -# define __bswap_64(x) \ - (__extension__ \ - ({ \ - union { \ - __extension__ unsigned long long int __ll; \ - unsigned int __l[2]; \ - } __w, __r; \ - if (__builtin_constant_p(x)) \ - __r.__ll = __bswap_constant_64(x); \ - else { \ - __w.__ll = (x); \ - __r.__l[0] = __bswap_32(__w.__l[1]); \ - __r.__l[1] = __bswap_32(__w.__l[0]); \ - } \ - __r.__ll; \ - })) -#endif - -#endif /* _BITS_BYTESWAP_H */ |