gcc/config/rs6000/xm-sysv4.h

   1 /* Configuration for GNU C-compiler for PowerPC running System V.4.
   2    Copyright (C) 1995, 1998 Free Software Foundation, Inc.
   3
   4    Cloned from sparc/xm-sysv4.h by Michael Meissner (meissner@cygnus.com).
   5
   6 This file is part of GNU CC.
   7
   8 GNU CC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2, or (at your option)
  11 any later version.
  12
  13 GNU CC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GNU CC; see the file COPYING.  If not, write to
  20 the Free Software Foundation, 59 Temple Place - Suite 330,
  21 Boston, MA 02111-1307, USA.  */
  22
  23
  24 /* #defines that need visibility everywhere.  */
  25 #define FALSE 0
  26 #define TRUE 1
  27
  28 /* This describes the machine the compiler is hosted on.  */
  29 #define HOST_BITS_PER_CHAR 8
  30 #define HOST_BITS_PER_SHORT 16
  31 #define HOST_BITS_PER_INT 32
  32 #define HOST_BITS_PER_LONG 32
  33 #define HOST_BITS_PER_LONGLONG 64
  34
  35 /* Doubles are stored in memory with the high order word first.  This
  36    matters when cross-compiling.  */
  37 #define HOST_WORDS_BIG_ENDIAN 1
  38
  39 /* target machine dependencies.
  40    tm.h is a symbolic link to the actual target specific file.   */
  41 #include "tm.h"
  42
  43 /* Arguments to use with `exit'.  */
  44 #define SUCCESS_EXIT_CODE 0
  45 #define FATAL_EXIT_CODE 33
  46
  47 #ifdef __linux__
  48 #include "xm-linux.h"
  49 #endif
  50
  51 /* if not compiled with GNU C, use the C alloca and use only int bitfields. */
  52 #ifndef __GNUC__
  53 #define USE_C_ALLOCA
  54 #ifdef __STDC__
  55 extern void *alloca ();
  56 #else
  57 extern char *alloca ();
  58 #endif
  59 #undef ONLY_INT_FIELDS
  60 #define ONLY_INT_FIELDS
  61 #endif
  62
  63 #ifdef __PPC__
  64 #ifndef __STDC__
  65 extern char *malloc (), *realloc (), *calloc ();
  66 #else
  67 extern void *malloc (), *realloc (), *calloc ();
  68 #endif
  69 extern void free ();
  70 #endif