1 /* Definitions for rtems targeting a PowerPC using elf. 2 Copyright (C) 1996-2013 Free Software Foundation, Inc. 3 Contributed by Joel Sherrill (joel@OARcorp.com). 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it 8 under the terms of the GNU General Public License as published 9 by the Free Software Foundation; either version 3, or (at your 10 option) any later version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15 License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 /* Specify predefined symbols in preprocessor. */ 22 23 #undef TARGET_OS_CPP_BUILTINS 24 #define TARGET_OS_CPP_BUILTINS() \ 25 do \ 26 { \ 27 builtin_define_std ("PPC"); \ 28 builtin_define ("__rtems__"); \ 29 builtin_define ("__USE_INIT_FINI__"); \ 30 builtin_assert ("system=rtems"); \ 31 builtin_assert ("cpu=powerpc"); \ 32 builtin_assert ("machine=powerpc"); \ 33 TARGET_OS_SYSV_CPP_BUILTINS (); \ 34 } \ 35 while (0) 36 37 #undef TARGET_LIBGCC_SDATA_SECTION 38 #define TARGET_LIBGCC_SDATA_SECTION ".sdata" 39 40 #undef CPP_OS_DEFAULT_SPEC 41 #define CPP_OS_DEFAULT_SPEC "%(cpp_os_rtems)" 42 43 #define CPP_OS_RTEMS_SPEC "\ 44 %{!mcpu*: %{!Dppc*: %{!Dmpc*: -Dmpc750} } }\ 45 %{mcpu=403: %{!Dppc*: %{!Dmpc*: -Dppc403} } } \ 46 %{mcpu=505: %{!Dppc*: %{!Dmpc*: -Dmpc505} } } \ 47 %{mcpu=601: %{!Dppc*: %{!Dmpc*: -Dppc601} } } \ 48 %{mcpu=602: %{!Dppc*: %{!Dmpc*: -Dppc602} } } \ 49 %{mcpu=603: %{!Dppc*: %{!Dmpc*: -Dppc603} } } \ 50 %{mcpu=603e: %{!Dppc*: %{!Dmpc*: -Dppc603e} } } \ 51 %{mcpu=604: %{!Dppc*: %{!Dmpc*: -Dmpc604} } } \ 52 %{mcpu=750: %{!Dppc*: %{!Dmpc*: -Dmpc750} } } \ 53 %{mcpu=821: %{!Dppc*: %{!Dmpc*: -Dmpc821} } } \ 54 %{mcpu=860: %{!Dppc*: %{!Dmpc*: -Dmpc860} } } \ 55 %{mcpu=8540: %{!Dppc*: %{!Dmpc*: -Dppc8540} } }" 56 57 #undef SUBSUBTARGET_EXTRA_SPECS 58 #define SUBSUBTARGET_EXTRA_SPECS \ 59 { "cpp_os_rtems", CPP_OS_RTEMS_SPEC } 60