ld/emultempl/scoreelf.em

   1 # This shell script emits a C file. -*- C -*-
   2 #   Copyright (C) 2006-2021 Free Software Foundation, Inc.
   3 #   Contributed by:
   4 #   Brain.lin (brain.lin@sunplusct.com)
   5 #   Mei Ligang (ligang@sunnorth.com.cn)
   6 #   Pei-Lin Tsai (pltsai@sunplus.com)
   7
   8 # This file is part of the GNU Binutils.
   9 #
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 3 of the License, or
  13 # (at your option) any later version.
  14 #
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write to the Free Software
  22 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  23 # MA 02110-1301, USA.
  24 #
  25
  26 # This file is sourced from elf.em, and defines extra score-elf
  27 # specific routines.
  28 #
  29 fragment <<EOF
  30
  31 #include "elf32-score.h"
  32
  33 static void
  34 gld${EMULATION_NAME}_before_parse (void)
  35 {
  36 #ifndef TARGET_                 /* I.e., if not generic.  */
  37   ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
  38 #endif /* not TARGET_ */
  39   input_flags.dynamic = ${DYNAMIC_LINK-TRUE};
  40   config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
  41   config.separate_code = `if test "x${SEPARATE_CODE}" = xyes ; then echo TRUE ; else echo FALSE ; fi`;
  42   link_info.check_relocs_after_open_input = TRUE;
  43 EOF
  44 if test -n "$COMMONPAGESIZE"; then
  45 fragment <<EOF
  46   link_info.relro = DEFAULT_LD_Z_RELRO;
  47 EOF
  48 fi
  49 fragment <<EOF
  50 }
  51
  52 static void
  53 score_elf_after_open (void)
  54 {
  55   if (strstr (bfd_get_target (link_info.output_bfd), "score") == NULL)
  56     {
  57       /* The score backend needs special fields in the output hash structure.
  58          These will only be created if the output format is an score format,
  59          hence we do not support linking and changing output formats at the
  60          same time.  Use a link followed by objcopy to change output formats.  */
  61       einfo (_("%F%P: error: cannot change output format "
  62                "whilst linking %s binaries\n"), "S+core");
  63       return;
  64     }
  65
  66   /* Call the standard elf routine.  */
  67   gld${EMULATION_NAME}_after_open ();
  68 }
  69
  70 EOF
  71
  72 # Define some shell vars to insert bits of code into the standard elf
  73 # parse_args and list_options functions.
  74 #
  75 PARSE_AND_LIST_PROLOGUE=''
  76 PARSE_AND_LIST_SHORTOPTS=
  77 PARSE_AND_LIST_LONGOPTS=''
  78 PARSE_AND_LIST_OPTIONS=''
  79 PARSE_AND_LIST_ARGS_CASES=''
  80
  81 # We have our own after_open and before_allocation functions, but they call
  82 # the standard routines, so give them a different name.
  83 LDEMUL_AFTER_OPEN=score_elf_after_open
  84
  85 # Replace the elf before_parse function with our own.
  86 LDEMUL_BEFORE_PARSE=gld"${EMULATION_NAME}"_before_parse