gcc/config/rtems.h

   1 /* Configuration common to all targets running RTEMS.
   2    Copyright (C) 2000, 2002, 2004, 2007 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 /* The system headers under RTEMS are C++-aware.  */
  21 #define NO_IMPLICIT_EXTERN_C
  22
  23 /*
  24  * Dummy start/end specification to let linker work as
  25  * needed by autoconf scripts using this compiler.
  26  */
  27 #undef STARTFILE_SPEC
  28 #define STARTFILE_SPEC "crt0.o%s"
  29
  30 #undef ENDFILE_SPEC
  31 #define ENDFILE_SPEC   ""
  32
  33 /*
  34  * Some targets do not set up LIB_SPECS, override it, here.
  35  */
  36 #define STD_LIB_SPEC "%{!shared:%{g*:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}}"
  37
  38 #undef LIB_SPEC
  39 #define LIB_SPEC "%{!qrtems: " STD_LIB_SPEC "} " \
  40 "%{!nostdlib: %{qrtems: --start-group \
  41  -lrtemsbsp -lrtemscpu \
  42  -lc -lgcc --end-group %{!qnolinkcmds: -T linkcmds%s}}}"