gcc/config/powerpcspe/xilinx.h

   1 /* Support for GCC on Xilinx embedded PowerPC systems
   2    Copyright (C) 2008-2018 Free Software Foundation, Inc.
   3    Contributed by Michael Eager, eager@eagercon.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 /* Set defaults for Xilinx embedded target boards. */
  22
  23 #undef  CPP_SPEC
  24 #define CPP_SPEC "\
  25 -mxilinx-fpu                                    \
  26 %{mfpu=sp_lite: -DHAVE_XFPU_SP_LITE}            \
  27 %{mfpu=sp_full: -DHAVE_XFPU_SP_FULL}            \
  28 %{mfpu=dp_lite: -DHAVE_XFPU_DP_LITE}            \
  29 %{mfpu=dp_full: -DHAVE_XFPU_DP_FULL}            \
  30 %{mfpu=*:   -DHAVE_XFPU}"
  31
  32 #undef  LIB_DEFAULT_SPEC
  33 #define LIB_DEFAULT_SPEC "\
  34 %{!nostdlib: --start-group -lxil -lc -lm --end-group   \
  35 %{mppcperflib: %{mfpu=*: -lppcstr405 -lgcc}            \
  36 %{!mfpu=*: -lppcstr405 -lppcfp -lgcc}}                 \
  37 %{!mppcperflib: -lgcc}}"
  38
  39 #undef  STARTFILE_DEFAULT_SPEC
  40 #define STARTFILE_DEFAULT_SPEC "\
  41 ecrti.o%s %{pg: %{!mno-clearbss: xil-pgcrt0.o%s} \
  42 %{mno-clearbss: xil-sim-pgcrt0.o%s}}            \
  43 %{!pg: %{!mno-clearbss: xil-crt0.o%s}           \
  44 %{mno-clearbss: xil-sim-crt0.o%s}} crtbegin.o%s"
  45
  46 #undef  LINK_START_DEFAULT_SPEC
  47 #define LINK_START_DEFAULT_SPEC "-T xilinx.ld%s"