ld/emultempl/v850elf.em

   1 # This shell script emits a C file. -*- C -*-
   2 #   Copyright (C) 2013-2019 Free Software Foundation, Inc.
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program 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 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program 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 this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21
  22 # This file is sourced from elf32.em, and defines extra cpu specific
  23 # features.
  24 #
  25 fragment <<EOF
  26 #include "ldctor.h"
  27
  28 static bfd_boolean
  29 is_v850_target (void)
  30 {
  31   extern const bfd_target v850_elf32_vec;
  32   extern const bfd_target v800_elf32_vec;
  33
  34   return link_info.output_bfd->xvec == & v850_elf32_vec
  35       || link_info.output_bfd->xvec == & v800_elf32_vec;
  36 }
  37
  38 /* Create our note section.  */
  39
  40 static void
  41 v850_after_open (void)
  42 {
  43   if (is_v850_target ()
  44       && !bfd_link_relocatable (&link_info)
  45       && link_info.input_bfds != NULL
  46       && ! v850_elf_create_sections (& link_info))
  47         einfo (_("%X%P: can not create note section: %E\n"));
  48
  49   gld${EMULATION_NAME}_after_open ();
  50 }
  51
  52 /* This is a convenient point to tell BFD about target specific flags.
  53    After the output has been created, but before inputs are read.  */
  54
  55 static void
  56 v850_create_output_section_statements (void)
  57 {
  58   /* See PR 22419 for an example of why this is necessary.  */
  59   if (strstr (bfd_get_target (link_info.output_bfd), "v850") == NULL)
  60     {
  61       /* The V850 backend needs special fields in the output hash structure.
  62          These will only be created if the output format is an arm format,
  63          hence we do not support linking and changing output formats at the
  64          same time.  Use a link followed by objcopy to change output formats.  */
  65       einfo (_("%F%P: error: cannot change output format"
  66                " whilst linking %s binaries\n"), "V850");
  67       return;
  68     }
  69 }
  70
  71
  72 EOF
  73
  74 LDEMUL_AFTER_OPEN=v850_after_open
  75 LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=v850_create_output_section_statements