NetBSD/gnu/dist/gcc/config/rs6000/vxppc.h

70 lines
2.2 KiB
C

/* Definitions of target machine for GNU compiler. Vxworks PowerPC version.
Copyright (C) 1996 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC 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 2, or (at your option)
any later version.
GNU CC 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 GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This file just exists to give specs for the PowerPC running on VxWorks. */
#include "rs6000/sysv4.h"
/* ??? This file redefines CPP_SPEC which is wrong. It should instead define
one of the extra specs that gets included in CPP_SPEC. For instance,
CPP_OS_DEFAULT_SPEC. The mrelocatable line was copied from CPP_SYSV_SPEC.
There is probably other stuff missing. */
#undef CPP_SPEC
#define CPP_SPEC "\
%{posix: -D_POSIX_SOURCE} \
%{mrelocatable*: -D_RELOCATABLE} \
%{!mcpu*: \
%{mpowerpc*: -D_ARCH_PPC -DCPU=PPC603} \
%{!mno-powerpc: -D_ARCH_PPC -DCPU=PPC603}} \
%{mcpu=powerpc: -D_ARCH_PPC -DCPU=PPC603} \
%{mcpu=403: -D_ARCH_PPC -DCPU=PPC403} \
%{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR -DCPU=PPC601} \
%{mcpu=603: -D_ARCH_PPC -DCPU=PPC603} \
%{mcpu=604: -D_ARCH_PPC -DCPU=PPC604}"
#undef CPP_PREDEFINES
#define CPP_PREDEFINES "\
-D__vxworks -D__vxworks__ -Asystem(vxworks) -Asystem(embedded) \
-Acpu(powerpc) -Amachine(powerpc)"
/* VxWorks does all the library stuff itself. */
#undef LIB_SPEC
#define LIB_SPEC ""
/* VxWorks uses object files, not loadable images. make linker just
combine objects. */
#undef LINK_SPEC
#define LINK_SPEC "-r"
/* VxWorks provides the functionality of crt0.o and friends itself. */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""
#undef ENDFILE_SPEC
#define ENDFILE_SPEC ""
/* We use stabs-in-elf for debugging */
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG