gomp-20050608-branch/libgcc-math/i386/endian.h

   1 /* endian.h file crafted from relevant parts of libc include/endian.h
   2    string/endian.h and arch-specific bits/endian.h.
   3    Copyright (C) 2006 Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 2, or (at your option) any later
  10 version.
  11
  12 In addition to the permissions in the GNU General Public License, the
  13 Free Software Foundation gives you unlimited permission to link the
  14 compiled version of this file into combinations with other programs,
  15 and to distribute those combinations without any restriction coming
  16 from the use of this file.  (The General Public License restrictions
  17 do apply in other respects; for example, they cover modification of
  18 the file, and distribution when not linked into a combine
  19 executable.)
  20
  21 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  22 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  23 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24 for more details.
  25
  26 You should have received a copy of the GNU General Public License
  27 along with GCC; see the file COPYING.  If not, write to the Free
  28 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  29 02110-1301, USA.  */
  30
  31 #ifndef LIBGCCM_ENDIAN_H
  32 #define LIBGCCM_ENDIAN_H
  33
  34 #define __BIG_ENDIAN 4321
  35 #define __LITTLE_ENDIAN 1234
  36 #define BIG_ENDIAN 4321
  37 #define LITTLE_ENDIAN 1234
  38
  39 /* Change this.  */
  40 #define __FLOAT_WORD_ORDER 1234
  41 #define __BYTE_ORDER 1234
  42
  43 #if __FLOAT_WORD_ORDER == BIG_ENDIAN
  44 # define BIG_ENDI 1
  45 # undef LITTLE_ENDI
  46 # define HIGH_HALF 0
  47 # define  LOW_HALF 1
  48 #else
  49 # if __FLOAT_WORD_ORDER == LITTLE_ENDIAN
  50 #  undef BIG_ENDI
  51 #  define LITTLE_ENDI 1
  52 #  define HIGH_HALF 1
  53 #  define  LOW_HALF 0
  54 # endif
  55 #endif
  56
  57 #endif