gcc/config/sh/vxworks.h

   1 /* Definitions of target machine for GCC,
   2    for SuperH with targeting the VXWorks run time environment.
   3    Copyright (C) 2003 Free Software Foundation, Inc.
   4    Contributed by CodeSourcery, LLC.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING.  If not, write to
  20 the Free Software Foundation, 59 Temple Place - Suite 330,
  21 Boston, MA 02111-1307, USA.  */
  22
  23
  24 #define TARGET_OS_CPP_BUILTINS()        \
  25   do {                                  \
  26     builtin_define ("__vxworks");       \
  27     builtin_define ("CPU=SH7000");              \
  28   } while (0)
  29
  30 /* VxWorks does all the library stuff itself.  */
  31 #undef  LIB_SPEC
  32 #define LIB_SPEC        ""
  33
  34 /* VxWorks uses object files, not loadable images.  Make the linker just
  35    combine objects. */
  36 #undef  LINK_SPEC
  37 #define LINK_SPEC       "-r"
  38
  39 /* VxWorks provides the functionality of crt0.o and friends itself.  */
  40 #undef  STARTFILE_SPEC
  41 #define STARTFILE_SPEC  ""
  42
  43 #undef  ENDFILE_SPEC
  44 #define ENDFILE_SPEC    ""
  45
  46 #undef  TARGET_VERSION
  47 #define TARGET_VERSION  fputs (" (SH/VxWorks)", stderr);
  48
  49 /* There is no default multilib.  */
  50 #undef MULTILIB_DEFAULTS