gcc/config/mips/vxworks.h

   1 /* Copyright (C) 1999, 2003, 2004, 2007 Free Software Foundation, Inc.
   2
   3 This file is part of GCC.
   4
   5 GCC is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 3, or (at your option)
   8 any later version.
   9
  10 GCC is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GCC; see the file COPYING3.  If not see
  17 <http://www.gnu.org/licenses/>.  */
  18
  19 #undef  TARGET_VERSION
  20 #define TARGET_VERSION fprintf (stderr, " (MIPS, VxWorks syntax)");
  21
  22 /* Combination of mips.h and svr4.h.  */
  23 #undef  SWITCH_TAKES_ARG
  24 #define SWITCH_TAKES_ARG(CHAR)          \
  25   (DEFAULT_SWITCH_TAKES_ARG (CHAR)      \
  26    || (CHAR) == 'G'                     \
  27    || (CHAR) == 'h'                     \
  28    || (CHAR) == 'x'                     \
  29    || (CHAR) == 'z')
  30
  31 #undef  ASM_SPEC
  32 #define ASM_SPEC "\
  33 %{!G:-G 0} %{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} \
  34 %{mips32} %{mips32r2} %{mips64} \
  35 %{mips16:%{!mno-mips16:-mips16}} %{mno-mips16:-no-mips16} \
  36 %(subtarget_asm_optimizing_spec) \
  37 %(subtarget_asm_debugging_spec) \
  38 %{mabi=*} %{!mabi*: %(asm_abi_default_spec)} \
  39 %{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} \
  40 %{mtune=*} %{v} \
  41 %(subtarget_asm_spec)"
  42
  43 #undef LINK_SPEC
  44 /* LINK_SPEC is clobbered in svr4.h. ugh!  */
  45 #define LINK_SPEC "\
  46 %(endian_spec) \
  47 %{!G:-G 0} %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips64} \
  48 %{bestGnum}" \
  49 VXWORKS_LINK_SPEC
  50
  51 #undef  LIB_SPEC
  52 #define LIB_SPEC VXWORKS_LIB_SPEC
  53 #undef  STARTFILE_SPEC
  54 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
  55 #undef  ENDFILE_SPEC
  56 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
  57
  58 #define TARGET_OS_CPP_BUILTINS()                        \
  59   do                                                    \
  60     {                                                   \
  61       if (TARGET_64BIT)                                 \
  62         builtin_define ("CPU=MIPS64");                  \
  63       else                                              \
  64         builtin_define ("CPU=MIPS32");                  \
  65       if (TARGET_BIG_ENDIAN)                            \
  66         builtin_define ("MIPSEB");                      \
  67       else                                              \
  68         builtin_define ("MIPSEL");                      \
  69       if (TARGET_SOFT_FLOAT)                            \
  70         builtin_define ("SOFT_FLOAT");                  \
  71       VXWORKS_OS_CPP_BUILTINS ();                       \
  72     }                                                   \
  73   while (0)
  74
  75 #undef SUBTARGET_CPP_SPEC
  76 #define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
  77
  78 /* No sdata.  */
  79 #undef MIPS_DEFAULT_GVALUE
  80 #define MIPS_DEFAULT_GVALUE 0
  81
  82 /* No _mcount profiling on VxWorks.  */
  83 #undef FUNCTION_PROFILER
  84 #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
  85
  86 #undef SUBTARGET_ASM_SPEC
  87 #define SUBTARGET_ASM_SPEC "%{mrtp:%{fPIC|fpic:-mvxworks-pic}}"
  88
  89 #undef SUBTARGET_OVERRIDE_OPTIONS
  90 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS