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Annotation of gcc/config/alpha/xm-alpha.h, revision 1.1.1.4

1.1       root        1: /* Configuration for GNU C-compiler for DEC Alpha.
1.1.1.4 ! root        2:    Copyright (C) 1990, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
1.1.1.3   root        3:    Contributed by Richard Kenner ([email protected]).
1.1       root        4: 
                      5: This file is part of GNU CC.
                      6: 
                      7: GNU CC 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 CC 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 CC; see the file COPYING.  If not, write to
1.1.1.4 ! root       19: the Free Software Foundation, 59 Temple Place - Suite 330,
        !            20: Boston, MA 02111-1307, USA.  */
1.1       root       21: 
                     22: 
                     23: /* #defines that need visibility everywhere.  */
                     24: #define        FALSE   0
                     25: #define        TRUE    1
                     26: 
                     27: /* This describes the machine the compiler is hosted on.  */
                     28: #define        HOST_BITS_PER_CHAR      8
                     29: #define        HOST_BITS_PER_SHORT     16
                     30: #define        HOST_BITS_PER_INT       32
                     31: #define        HOST_BITS_PER_LONG      64
                     32: #define HOST_BITS_PER_LONGLONG  64
                     33: 
                     34: /* #define     HOST_WORDS_BIG_ENDIAN  */
                     35: 
                     36: /* target machine dependencies.
                     37:    tm.h is a symbolic link to the actual target specific file.   */
                     38: #include "tm.h"
                     39: 
                     40: /* Arguments to use with `exit'.  */
                     41: #define        SUCCESS_EXIT_CODE       0
1.1.1.4 ! root       42: #define        FATAL_EXIT_CODE         33
1.1       root       43: 
1.1.1.3   root       44: /* If not compiled with GNU C, use the builtin alloca.  */
1.1.1.4 ! root       45: #if !defined(__GNUC__) && !defined(_WIN32)
1.1.1.3   root       46: #include <alloca.h>
                     47: #else
                     48: extern void *alloca ();
1.1       root       49: #endif
                     50: 
                     51: /* The host compiler has problems with enum bitfields since it makes
                     52:    them signed so we can't fit all our codes in.  */
                     53: 
                     54: #ifndef __GNUC__
                     55: #define ONLY_INT_FIELDS
                     56: #endif
                     57: 
                     58: /* Declare some functions needed for this machine.  We don't want to
                     59:    include these in the sources since other machines might define them
                     60:    differently.  */
                     61: 
1.1.1.3   root       62: extern void *malloc (), *realloc (), *calloc ();
1.1       root       63: 
1.1.1.3   root       64: #ifndef inhibit_libc
1.1       root       65: #include "string.h"
1.1.1.3   root       66: #endif
1.1.1.4 ! root       67: 
        !            68: /* OSF/1 has vprintf.  */
        !            69: 
        !            70: #define HAVE_VPRINTF
        !            71: 
        !            72: /* OSF/1 has putenv.  */
        !            73: 
        !            74: #define HAVE_PUTENV
        !            75: 
        !            76: /* OSF/1 is POSIX.1 compliant.  */
        !            77: 
        !            78: #define POSIX

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