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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [ld/] [emultempl/] [elf-generic.em] - Rev 299

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# This shell script emits a C file. -*- C -*-
#   Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#

# This file is sourced from elf32.em and from ELF targets that use
# generic.em.
#
fragment <<EOF

static void
gld${EMULATION_NAME}_map_segments (bfd_boolean need_layout)
{
  int tries = 10;

  do
    {
      lang_relax_sections (need_layout);
      need_layout = FALSE;

      if (link_info.output_bfd->xvec->flavour == bfd_target_elf_flavour
          && !link_info.relocatable)
        {
          bfd_size_type phdr_size;

          phdr_size = elf_tdata (link_info.output_bfd)->program_header_size;
          /* If we don't have user supplied phdrs, throw away any
             previous linker generated program headers.  */
          if (lang_phdr_list == NULL)
            elf_tdata (link_info.output_bfd)->segment_map = NULL;
          if (!_bfd_elf_map_sections_to_segments (link_info.output_bfd,
                                                  &link_info))
            einfo ("%F%P: map sections to segments failed: %E\n");

          if (phdr_size
              != elf_tdata (link_info.output_bfd)->program_header_size)
            {
              if (tries > 6)
                /* The first few times we allow any change to
                   phdr_size .  */
                need_layout = TRUE;
              else if (phdr_size
                       < elf_tdata (link_info.output_bfd)->program_header_size)
                /* After that we only allow the size to grow.  */
                need_layout = TRUE;
              else
                elf_tdata (link_info.output_bfd)->program_header_size
                  = phdr_size;
            }
        }
    }
  while (need_layout && --tries);

  if (tries == 0)
    einfo (_("%P%F: looping in map_segments"));
}
EOF

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