gcc/config/arm/vxarm.h

   1 /* Definitions of target machine for GNU compiler,
   2    for ARM with targetting the VXWorks run time environment.
   3    Copyright (C) 1999, 2000 Free Software Foundation, Inc.
   4
   5    Contributed by: Mike Stump <mrs@wrs.com>
   6
   7 This file is part of GNU CC.
   8
   9 GNU CC is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 2, or (at your option)
  12 any later version.
  13
  14 GNU CC is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with GNU CC; see the file COPYING.  If not, write to
  21 the Free Software Foundation, 59 Temple Place - Suite 330,
  22 Boston, MA 02111-1307, USA.  */
  23
  24 #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm710
  25
  26 #undef  SUBTARGET_CPP_SPEC
  27 #define SUBTARGET_CPP_SPEC              \
  28 "%{march=arm710:-DCPU=ARM710A}          \
  29  %{march=arm7tdmi:-DCPU=ARM7TDMI}       \
  30  %{march=arm810:-DCPU=ARM810}           \
  31  %{march=strongarm110:-DCPU=ARMSA110}   \
  32  %{!march=*:                            \
  33   %{mcpu=arm710:-DCPU=ARM710A}          \
  34   %{mcpu=arm7tdmi:-DCPU=ARM7TDMI}       \
  35   %{mcpu=arm810:-DCPU=ARM810}           \
  36   %{mcpu=strongarm110:-DCPU=ARMSA110}}  \
  37   %{!mcpu*:%{!march=*:-DCPU=ARM710A}}   \
  38 "
  39
  40 #define TARGET_OS_CPP_BUILTINS()                \
  41     do {                                        \
  42         builtin_define ("__vxworks");           \
  43     } while (0)
  44
  45 /* VxWorks does all the library stuff itself.  */
  46 #undef  LIB_SPEC
  47 #define LIB_SPEC        ""
  48
  49 /* VxWorks uses object files, not loadable images.  make linker just
  50    combine objects. */
  51 #undef  LINK_SPEC
  52 #define LINK_SPEC       "-r"
  53
  54 /* VxWorks provides the functionality of crt0.o and friends itself.  */
  55 #undef  STARTFILE_SPEC
  56 #define STARTFILE_SPEC  ""
  57
  58 #undef  ENDFILE_SPEC
  59 #define ENDFILE_SPEC    ""
  60
  61 #undef  TARGET_VERSION
  62 #define TARGET_VERSION  fputs (" (ARM/VxWorks)", stderr);
  63
  64 #undef  ASM_FILE_START
  65 #define ASM_FILE_START(STREAM)                                          \
  66   do                                                                    \
  67     {                                                                   \
  68       fprintf (STREAM, "%s Generated by gcc %s for ARM/VxWorks\n",      \
  69                ASM_COMMENT_START, version_string);                      \
  70     }                                                                   \
  71   while (0)