NetBSD/gnu/dist/gcc/config/mips/xm-mips.h

77 lines
2.2 KiB
C

/* Configuration for GNU C-compiler for MIPS Rx000 family
Copyright (C) 1989, 1990, 1991, 1993, 1997 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, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* #defines that need visibility everywhere. */
#define FALSE 0
#define TRUE 1
/* 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
#if !defined(MIPSEL) && !defined(__MIPSEL__)
#define HOST_WORDS_BIG_ENDIAN
#endif
/* Enable host-conditionals for MIPS machines. */
#ifndef MIPS
#define MIPS 1
#endif
/* A code distinguishing the floating point format of the host
machine. There are three defined values: IEEE_FLOAT_FORMAT,
VAX_FLOAT_FORMAT, and UNKNOWN_FLOAT_FORMAT. */
#define HOST_FLOAT_FORMAT IEEE_FLOAT_FORMAT
/* target machine dependencies.
tm.h is a symbolic link to the actual target specific file. */
#include "tm.h"
/* Arguments to use with `exit'. */
#define SUCCESS_EXIT_CODE 0
#define FATAL_EXIT_CODE 33
#ifndef __GNUC__
/* The MIPS compiler gets it wrong, and treats enumerated bitfields
as signed quantities, making it impossible to use an 8-bit enum
for compiling GNU C++. */
#define ONLY_INT_FIELDS 1
#endif
#ifndef MIPS_OVERRIDE_ALLOCA
#ifndef __GNUC__
#define USE_C_ALLOCA
#ifdef __STDC__
extern void * alloca ();
#else
extern char * alloca ();
#endif
/* for the emacs version of alloca */
#define STACK_DIRECTION -1
#endif
#endif /* not MIPS_OVERRIDE_ALLOCA */