source: trunk/third/gcc/config/mips/iris3.h @ 8834

/* Definitions of target machine for GNU compiler.  Iris version.
   Copyright (C) 1991, 1993, 1995 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.  */

#define SGI_TARGET 1            /* inform other mips files this is SGI */

/* Names to predefine in the preprocessor for this target machine.  */

#define CPP_PREDEFINES  "\
-Dunix -Dmips -Dsgi -DSVR3 -Dhost_mips -DMIPSEB -DSYSTYPE_SYSV \
-Asystem(unix) -Asystem(svr3) -Acpu(mips) -Amachine(mips)"

#define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"

#define CPP_SPEC "\
%{!ansi:-D__EXTENSIONS__} -D_MIPSEB -D_SYSTYPE_SYSV \
%{.S:   -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
%{.s:   -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
%{.cc:  -D_LANGUAGE_C_PLUS_PLUS} \
%{.cxx: -D_LANGUAGE_C_PLUS_PLUS} \
%{.C:   -D_LANGUAGE_C_PLUS_PLUS} \
%{.m:   -D_LANGUAGE_OBJECTIVE_C} \
%{!.S: %{!.s: %{!.cc: %{!.cxx: %{!.C: %{!.m: -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}}}}}} \
%{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
%{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
%{mips3:-U__mips -D__mips=3 -D__mips64} \
%{mgp32:-U__mips64} %{mgp64:-D__mips64} \
%{EB:-UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__ -D_MIPSEB -D__MIPSEB -D__MIPSEB__ %{!ansi:-DMIPSEB}} \
%{EL:-UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__ -D_MIPSEL -D__MIPSEL -D__MIPSEL__ %{!ansi:-DMIPSEL}}"

#define LIB_SPEC        \
        "%{!p:%{!pg:%{!static:%{!g*:-lc_s}} -lc}}%{p:-lc_p}%{pg:-lc_p} crtn.o%s"

#define MACHINE_TYPE    "Silicon Graphics Mips"

/* Always use 1 for .file number.  I [meissner@osf.org] wonder why
   IRIS needs this.  */

#define SET_FILE_NUMBER() num_source_filenames = 1

/* Put out a label after a .loc.  I [meissner@osf.org] wonder why
   IRIS needs this.  */

#define LABEL_AFTER_LOC(STREAM) fprintf (STREAM, "LM%d:\n", ++sym_lineno)

#define STACK_ARGS_ADJUST(SIZE)                                         \
{                                                                       \
  SIZE.constant += 4;                                                   \
  if (SIZE.constant < 32)                                               \
    SIZE.constant = 32;                                                 \
}

/* Define this macro to control use of the character `$' in
   identifier names.  The value should be 0, 1, or 2.  0 means `$'
   is not allowed by default; 1 means it is allowed by default if
   `-traditional' is used; 2 means it is allowed by default provided
   `-ansi' is not used.  1 is the default; there is no need to
   define this macro in that case. */

#define DOLLARS_IN_IDENTIFIERS 0

/* Tell G++ not to create constructors or destructors with $'s in them.  */

#define NO_DOLLAR_IN_LABEL 1

/* Specify wchar_t type.  */
#define WCHAR_TYPE      "unsigned char"
#define WCHAR_TYPE_SIZE BITS_PER_UNIT

/* Generate calls to memcpy, etc., not bcopy, etc.  */
#define TARGET_MEM_FUNCTIONS

/* Plain char is unsigned in the SGI compiler.  */
#define DEFAULT_SIGNED_CHAR 0

#include "mips/mips.h"