view gcc/config/i386/vxworks.h @ 67:f6334be47118

update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date Tue, 22 Mar 2011 17:18:12 +0900
parents a06113de4d67
children 04ced10e8804
line wrap: on
line source

/* IA32 VxWorks target definitions for GNU compiler.
   Copyright (C) 2003, 2004, 2005, 2007, 2010 Free Software Foundation, Inc.
   Updated by CodeSourcery, LLC.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */

#undef  TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");

#undef  ASM_SPEC
#define ASM_SPEC ""

#define TARGET_OS_CPP_BUILTINS()			\
  do							\
    {							\
      VXWORKS_OS_CPP_BUILTINS ();			\
      if (TARGET_386)					\
        builtin_define ("CPU=I80386");			\
      else if (TARGET_486)				\
        builtin_define ("CPU=I80486");			\
      else if (TARGET_PENTIUM)				\
        {						\
          builtin_define ("CPU=PENTIUM");		\
          builtin_define ("CPU_VARIANT=PENTIUM");	\
        }						\
      else if (TARGET_PENTIUMPRO)			\
        {						\
          builtin_define ("CPU=PENTIUM2");		\
          builtin_define ("CPU_VARIANT=PENTIUMPRO");	\
        }						\
      else if (TARGET_PENTIUM4)				\
        {						\
          builtin_define ("CPU=PENTIUM4");		\
          builtin_define ("CPU_VARIANT=PENTIUM4");	\
        }						\
    }							\
  while (0)

#undef  CPP_SPEC
#define CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
#undef  LIB_SPEC
#define LIB_SPEC VXWORKS_LIB_SPEC
#undef  STARTFILE_SPEC
#define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
#undef  ENDFILE_SPEC
#define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
#undef  LINK_SPEC
#define LINK_SPEC VXWORKS_LINK_SPEC

#undef  SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES EXTRA_SUBTARGET_SWITCHES

#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS

/* No _mcount profiling on VxWorks.  */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO)

/* We cannot use PC-relative accesses for VxWorks PIC because there is no
   fixed gap between segments.  */
#undef ASM_PREFERRED_EH_DATA_FORMAT