vx960-coff.h

linux下的gcc编译器

/* Definitions of target machine for GNU compiler.  Vxworks i960 version.
   Copyright (C) 1994, 1995, 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 960 running on VxWorks.
   VxWorks does all the library stuff itself.  */

#undef MULTILIB_DEFAULTS
#define MULTILIB_DEFAULTS { "msoft-float" }

#undef LIB_SPEC
#define LIB_SPEC ""

/* VxWorks provides the functionality of crt0.o and friends itself.  */

#undef STARTFILE_SPEC
#define STARTFILE_SPEC ""

/* Predefine vxworks.  */

#undef CPP_PREDEFINES
#define CPP_PREDEFINES "-Di960 -Di80960 -DI960 -DI80960 -Dvxworks -Acpu=i960 -Amachine=i960"

/* The VxWorks header files expect the compiler to define CPU to a
   magic number.  Note that we define CPU here even if the user
   has specified -ansi.  This violates user namespace, but the VxWorks
   headers, and potentially user code, all explicitly rely upon the
   definition of CPU in order to get the proper processor information.  */

#undef CPP_SPEC
#define	CPP_SPEC "%{mic*:-D__i960\
			%{mka:-D__i960KA}%{mkb:-D__i960KB}\
			%{msa:-D__i960SA}%{msb:-D__i960SB}\
			%{mmc:-D__i960MC}\
			%{mca:-D__i960CA}%{mcc:-D__i960CC}\
			%{mcf:-D__i960CF}}\
	%{mka:-D__i960KA__ -D__i960_KA__ -DCPU=I960KA}\
	%{mkb:-D__i960KB__ -D__i960_KB__ -DCPU=I960KB}\
	%{msa:-D__i960SA__ -D__i960_SA__}\
	%{msb:-D__i960SB__ -D__i960_SB__}\
	%{mmc:-D__i960MC__ -D__i960_MC__}\
	%{mca:-D__i960CA__ -D__i960_CA__ -DCPU=I960CA}\
	%{mcc:-D__i960CC__ -D__i960_CC__}\
	%{mcf:-D__i960CF__ -D__i960_CF__}\
	%{!mka:%{!mkb:%{!msa:%{!msb:%{!mmc:%{!mca:\
		%{!mcc:%{!mcf:-D__i960_CA -D__i960CA__ -DCPU=I960CA\
			      %{mic*:-D__i960CA}}}}}}}}}\
	%{mlong-double-64:-D__LONG_DOUBLE_64__}"

/* Default to -mca.  */

#undef CC1_SPEC
#define CC1_SPEC \
	"%{!mka:%{!mkb:%{!msa:%{!msb:%{!mmc:%{!mca:%{!mcc:%{!mcf:-mca}}}}}}}}\
	 %{!gs*:%{!gc*:%{mbout:%{g*:-gstabs}}\
		       %{mcoff:%{g*:-gcoff}}\
		       %{!mbout:%{!mcoff:%{g*:-gcoff}}}}}"