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/* Definitions for rtems targeting a PowerPC using elf.
Copyright (C) 1996-2017 Free Software Foundation, Inc.
Contributed by Joel Sherrill (joel@OARcorp.com).
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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* Specify predefined symbols in preprocessor. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define_std ("PPC"); \
builtin_define ("__rtems__"); \
builtin_define ("__USE_INIT_FINI__"); \
builtin_assert ("system=rtems"); \
builtin_assert ("cpu=powerpc"); \
builtin_assert ("machine=powerpc"); \
TARGET_OS_SYSV_CPP_BUILTINS (); \
} \
while (0)
#undef TARGET_LIBGCC_SDATA_SECTION
#define TARGET_LIBGCC_SDATA_SECTION ".sdata"
#undef CPP_OS_DEFAULT_SPEC
#define CPP_OS_DEFAULT_SPEC "%(cpp_os_rtems)"
#define CPP_OS_RTEMS_SPEC "\
%{!mcpu*: %{!Dppc*: %{!Dmpc*: -Dmpc750} } }\
%{mcpu=403: %{!Dppc*: %{!Dmpc*: -Dppc403} } } \
%{mcpu=505: %{!Dppc*: %{!Dmpc*: -Dmpc505} } } \
%{mcpu=601: %{!Dppc*: %{!Dmpc*: -Dppc601} } } \
%{mcpu=602: %{!Dppc*: %{!Dmpc*: -Dppc602} } } \
%{mcpu=603: %{!Dppc*: %{!Dmpc*: -Dppc603} } } \
%{mcpu=603e: %{!Dppc*: %{!Dmpc*: -Dppc603e} } } \
%{mcpu=604: %{!Dppc*: %{!Dmpc*: -Dmpc604} } } \
%{mcpu=750: %{!Dppc*: %{!Dmpc*: -Dmpc750} } } \
%{mcpu=821: %{!Dppc*: %{!Dmpc*: -Dmpc821} } } \
%{mcpu=860: %{!Dppc*: %{!Dmpc*: -Dmpc860} } } \
%{mcpu=8540: %{!Dppc*: %{!Dmpc*: -Dppc8540} } } \
%{mcpu=e6500: -D__PPC_CPU_E6500__}"
#undef SUBSUBTARGET_EXTRA_SPECS
#define SUBSUBTARGET_EXTRA_SPECS \
{ "cpp_os_rtems", CPP_OS_RTEMS_SPEC }
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