xm-vax.h

来自「GUN开源阻止下的编译器GCC」· C头文件 代码 · 共 45 行

/* Configuration for GNU C-compiler for Vax.
   Copyright (C) 1987, 1993 Free Software Foundation, Inc.

This file is part of GNU CC.

GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING.  If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* #defines that need visibility everywhere.  */
#define FALSE 0
#define TRUE 1

/* target machine dependencies.
   tm.h is a symbolic link to the actual target specific file.   */
#include "tm.h"

/* This describes the machine the compiler is hosted on.  */
#define HOST_BITS_PER_CHAR 8
#define HOST_BITS_PER_SHORT 16
#define HOST_BITS_PER_INT 32
#define HOST_BITS_PER_LONG 32
#define HOST_BITS_PER_LONGLONG 64

/* This machine doesn't use IEEE floats.  */
#define HOST_FLOAT_FORMAT VAX_FLOAT_FORMAT

/* Arguments to use with `exit'.  */
#define SUCCESS_EXIT_CODE 0
#define FATAL_EXIT_CODE 33

/* isinf isn't there, but finite is. */
#define isinf(x) (!finite(x))