gnu/dist/gcc4/gcc/config/i386/vxworks.h

   1 /* IA32 VxWorks target definitions for GNU compiler.
   2    Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
   3    Updated by CodeSourcery, LLC.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 #define HANDLE_SYSV_PRAGMA 1
  23
  24 #undef  TARGET_VERSION
  25 #define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
  26
  27 #undef  ASM_SPEC
  28 #define ASM_SPEC "%{v:-v} %{Qy:} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
  29
  30 #define VXWORKS_CPU_DEFINE()                            \
  31   do                                                    \
  32     {                                                   \
  33       if (TARGET_386)                                   \
  34         builtin_define ("CPU=I80386");                  \
  35       else if (TARGET_486)                              \
  36         builtin_define ("CPU=I80486");                  \
  37       else if (TARGET_PENTIUM)                          \
  38         {                                               \
  39           builtin_define ("CPU=PENTIUM");               \
  40           builtin_define ("CPU_VARIANT=PENTIUM");       \
  41         }                                               \
  42       else if (TARGET_PENTIUMPRO)                       \
  43         {                                               \
  44           builtin_define ("CPU=PENTIUM2");              \
  45           builtin_define ("CPU_VARIANT=PENTIUMPRO");    \
  46         }                                               \
  47       else if (TARGET_PENTIUM4)                         \
  48         {                                               \
  49           builtin_define ("CPU=PENTIUM4");              \
  50           builtin_define ("CPU_VARIANT=PENTIUM4");      \
  51         }                                               \
  52     }                                                   \
  53   while (0)
  54
  55 #define TARGET_OS_CPP_BUILTINS()                \
  56   do                                            \
  57     {                                           \
  58       builtin_define ("__vxworks");             \
  59       builtin_define ("__VXWORKS__");           \
  60       builtin_assert ("system=unix");           \
  61                                                 \
  62       VXWORKS_CPU_DEFINE();                     \
  63     }                                           \
  64   while (0)
  65
  66 #undef  CPP_SPEC
  67 #define CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
  68 #undef  LIB_SPEC
  69 #define LIB_SPEC VXWORKS_LIB_SPEC
  70 #undef  STARTFILE_SPEC
  71 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
  72 #undef  ENDFILE_SPEC
  73 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
  74 #undef  LINK_SPEC
  75 #define LINK_SPEC VXWORKS_LINK_SPEC
  76
  77 #undef  SUBTARGET_SWITCHES
  78 #define SUBTARGET_SWITCHES EXTRA_SUBTARGET_SWITCHES
  79
  80 #undef SUBTARGET_OVERRIDE_OPTIONS
  81 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
  82
  83 /* No _mcount profiling on VxWorks.  */
  84 #undef FUNCTION_PROFILER
  85 #define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO)