eabisim.h

GUN开源阻止下的编译器GCC

/* Support for GCC on simulated PowerPC systems targeted to embedded ELF
   systems.
   Copyright (C) 1995 Free Software Foundation, Inc.
   Contributed by Cygnus Support.

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.  */

#include "rs6000/eabi.h"

/* Right now, the simulator doesn't handle floating point, so disable it
   by default.  */
#undef TARGET_DEFAULT
#define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS | MASK_SOFT_FLOAT)

#undef TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (PowerPC Simulated)");

#undef CPP_PREDEFINES
#define CPP_PREDEFINES \
  "-DPPC -D__embedded__ -D__simulator__ -Asystem(embedded) -Asystem(simulator) -Acpu(powerpc) -Amachine(powerpc)"

#undef CPP_SPEC
#define CPP_SPEC "\
%{posix: -D_POSIX_SOURCE} \
%{mrelocatable: -D_RELOCATABLE} \
%{mcall-sysv: -D_CALL_SYSV} %{mcall-aix: -D_CALL_AIX} %{!mcall-sysv: %{!mcall-aix: -D_CALL_SYSV}} \
%{!mhard-float: -D_SOFT_FLOAT} \
%{mlittle: -D_LITTLE_ENDIAN -Amachine(littleendian)} \
%{mlittle-endian: -D_LITTLE_ENDIAN -Amachine(littleendian)} \
%{!mlittle: %{!mlittle-endian: -D_BIG_ENDIAN -Amachine(bigendian)}} \
%{!mcpu*: \
  %{mpower: %{!mpower2: -D_ARCH_PWR}} \
  %{mpower2: -D_ARCH_PWR2} \
  %{mpowerpc*: -D_ARCH_PPC} \
  %{mno-powerpc: %{!mpower: %{!mpower2: -D_ARCH_COM}}} \
  %{!mno-powerpc: -D_ARCH_PPC}} \
%{mcpu=common: -D_ARCH_COM} \
%{mcpu=power: -D_ARCH_PWR} \
%{mcpu=powerpc: -D_ARCH_PPC} \
%{mcpu=rios: -D_ARCH_PWR} \
%{mcpu=rios1: -D_ARCH_PWR} \
%{mcpu=rios2: -D_ARCH_PWR2} \
%{mcpu=rsc: -D_ARCH_PWR} \
%{mcpu=rsc1: -D_ARCH_PWR} \
%{mcpu=403: -D_ARCH_PPC} \
%{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
%{mcpu=603: -D_ARCH_PPC} \
%{mcpu=604: -D_ARCH_PPC}"

/* Use the simulator crt0 and libgloss/newlib libraries */
#undef  STARTFILE_SPEC
#define	STARTFILE_SPEC "sim-crt0.o%s"

#undef	LIB_SPEC
#define	LIB_SPEC "-lsim -lc -lsim"

#undef	LIBGCC_SPEC
#define	LIBGCC_SPEC "libgcc.a%s"

#undef	ENDFILE_SPEC
#define	ENDFILE_SPEC ""