src/m/arm.h

   1 /* Machine description file for ARM-based non-RISCiX machines.
   2    Copyright (C) 1994, 2002, 2003, 2004, 2005,
   3                  2006 Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22
  23
  24 /* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
  25    is the most significant byte.  */
  26
  27 #undef WORDS_BIG_ENDIAN
  28
  29 /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
  30  * group of arguments and treat it as an array of the arguments.  We can't
  31  * do this on the arm with gcc, since the first 4 args are in registers.  */
  32
  33 #ifdef __GNUC__
  34 #define NO_ARG_ARRAY
  35 #else
  36 #undef NO_ARG_ARRAY
  37 #endif
  38
  39 /* Define WORD_MACHINE if addresses and such have
  40  * to be corrected before they can be used as byte counts.  */
  41
  42 #undef WORD_MACHINE
  43
  44 /* Define how to take a char and sign-extend into an int.
  45    On machines where char is signed, this is a no-op.  */
  46
  47 #define SIGN_EXTEND_CHAR(c) (((int)(c) << 24) >> 24)
  48
  49 #define NO_UNION_TYPE
  50
  51 #define NO_REMAP
  52
  53 /* arch-tag: 07856f0c-f0c8-4bd8-99af-0b7fa1e5ee42
  54    (do not change this comment) */