gcc/config/mips/vxworks.h

   1 /* Copyright (C) 1999, 2003, 2004, 2007, 2008, 2010
   2    Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC 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 3, or (at your option)
   9 any later version.
  10
  11 GCC 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 GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #undef  TARGET_VERSION
  21 #define TARGET_VERSION fprintf (stderr, " (MIPS, VxWorks syntax)");
  22
  23 #undef  ASM_SPEC
  24 #define ASM_SPEC "\
  25 %{!G:-G 0} %{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} \
  26 %{mips32} %{mips32r2} %{mips64} \
  27 %{mips16:%{!mno-mips16:-mips16}} %{mno-mips16:-no-mips16} \
  28 %(subtarget_asm_optimizing_spec) \
  29 %(subtarget_asm_debugging_spec) \
  30 %{mabi=*} %{!mabi*: %(asm_abi_default_spec)} \
  31 %{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} \
  32 %{mtune=*} \
  33 %(subtarget_asm_spec)"
  34
  35 #undef LINK_SPEC
  36 #define LINK_SPEC "\
  37 %(endian_spec) \
  38 %{!G:-G 0} %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips64} \
  39 %{bestGnum}" \
  40 VXWORKS_LINK_SPEC
  41
  42 #undef  LIB_SPEC
  43 #define LIB_SPEC VXWORKS_LIB_SPEC
  44 #undef  STARTFILE_SPEC
  45 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
  46 #undef  ENDFILE_SPEC
  47 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
  48
  49 #define TARGET_OS_CPP_BUILTINS()                        \
  50   do                                                    \
  51     {                                                   \
  52       if (TARGET_64BIT)                                 \
  53         builtin_define ("CPU=MIPS64");                  \
  54       else                                              \
  55         builtin_define ("CPU=MIPS32");                  \
  56       if (TARGET_BIG_ENDIAN)                            \
  57         builtin_define ("MIPSEB");                      \
  58       else                                              \
  59         builtin_define ("MIPSEL");                      \
  60       if (TARGET_SOFT_FLOAT)                            \
  61         builtin_define ("SOFT_FLOAT");                  \
  62       VXWORKS_OS_CPP_BUILTINS ();                       \
  63     }                                                   \
  64   while (0)
  65
  66 #undef SUBTARGET_CPP_SPEC
  67 #define SUBTARGET_CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
  68
  69 /* No sdata.  */
  70 #undef MIPS_DEFAULT_GVALUE
  71 #define MIPS_DEFAULT_GVALUE 0
  72
  73 /* No _mcount profiling on VxWorks.  */
  74 #undef FUNCTION_PROFILER
  75 #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
  76
  77 #undef SUBTARGET_ASM_SPEC
  78 #define SUBTARGET_ASM_SPEC "%{mrtp:%{fPIC|fpic:-mvxworks-pic}}"
  79
  80 #undef SUBTARGET_OVERRIDE_OPTIONS
  81 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
  82
  83 #undef DBX_REGISTER_NUMBER