gcc/config/mips/iris3.h

   1 /* Definitions of target machine for GNU compiler.  Iris version.
   2    Copyright (C) 1991 Free Software Foundation, Inc.
   3
   4 This file is part of GNU CC.
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 #define SGI_TARGET 1            /* inform other mips files this is SGI */
  21
  22 /* Names to predefine in the preprocessor for this target machine.  */
  23
  24 #define CPP_PREDEFINES  "-Dunix -Dmips -Dsgi -DSVR3 -Dhost_mips -DMIPSEB -DSYSTYPE_SYSV"
  25
  26 #define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
  27
  28 #define CPP_SPEC "\
  29 %{!ansi:-D__EXTENSIONS__} -D_MIPSEB -D_SYSTYPE_SYSV \
  30 %{.S:   -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
  31 %{.cc:  -D_LANGUAGE_C_PLUS_PLUS} \
  32 %{.cxx: -D_LANGUAGE_C_PLUS_PLUS} \
  33 %{.C:   -D_LANGUAGE_C_PLUS_PLUS} \
  34 %{.m:   -D_LANGUAGE_OBJECTIVE_C} \
  35 %{!.S: %{!.cc: %{!.cxx: %{!.C: %{!.m: -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}}}}}"
  36
  37 #define LIB_SPEC        "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p} crtn.o%s"
  38
  39 #define MACHINE_TYPE    "Silicon Graphics Mips"
  40
  41 /* SGI Iris doesn't support -EB/-EL like other MIPS processors.  */
  42
  43 #define ASM_SPEC "\
  44 %{!mgas: \
  45         %{!mrnames: %{!.s:-nocpp} %{.s: %{cpp} %{nocpp}}} \
  46         %{pipe: %e-pipe is not supported.} \
  47         %{mips1} %{mips2} %{mips3} \
  48         %{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3} \
  49         %{g} %{g0} %{g1} %{g2} %{g3} %{v} %{K}} \
  50 %{G*}"
  51
  52 #define LINK_SPEC "\
  53 %{G*} \
  54 %{!mgas: %{mips1} %{mips2} %{mips3} \
  55          %{bestGnum} %{shared} %{non_shared}}"
  56
  57 /* Always use 1 for .file number.  I [meissner@osf.org] wonder why
  58    IRIS needs this.  */
  59
  60 #define SET_FILE_NUMBER() num_source_filenames = 1
  61
  62 /* Put out a label after a .loc.  I [meissner@osf.org] wonder why
  63    IRIS needs this.  */
  64
  65 #define LABEL_AFTER_LOC(STREAM) fprintf (STREAM, "LM%d:\n", ++sym_lineno)
  66
  67 #define STACK_ARGS_ADJUST(SIZE)                                         \
  68 {                                                                       \
  69   SIZE.constant += 4;                                                   \
  70   if (SIZE.constant < 32)                                               \
  71     SIZE.constant = 32;                                                 \
  72 }
  73
  74 /* Define this macro to control use of the character `$' in
  75    identifier names.  The value should be 0, 1, or 2.  0 means `$'
  76    is not allowed by default; 1 means it is allowed by default if
  77    `-traditional' is used; 2 means it is allowed by default provided
  78    `-ansi' is not used.  1 is the default; there is no need to
  79    define this macro in that case. */
  80
  81 #define DOLLARS_IN_IDENTIFIERS 0
  82
  83 /* Tell G++ not to create constructors or destructors with $'s in them.  */
  84
  85 #define NO_DOLLAR_IN_LABEL 1
  86
  87 /* Specify size_t, ptrdiff_t, and wchar_t types.  */
  88 #define SIZE_TYPE       "unsigned int"
  89 #define PTRDIFF_TYPE    "int"
  90 #define WCHAR_TYPE      "unsigned char"
  91 #define WCHAR_TYPE_SIZE BITS_PER_UNIT
  92
  93 /* Generate calls to memcpy, etc., not bcopy, etc.  */
  94 #define TARGET_MEM_FUNCTIONS
  95
  96 /* Plain char is unsigned in the SGI compiler.  */
  97 #define DEFAULT_SIGNED_CHAR 0
  98
  99 #include "mips/mips.h"