binutils-gdb/ld/emultempl/riscvelf.em

# This shell script emits a C file. -*- C -*-
#   Copyright (C) 2004-2017 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.

fragment <<EOF

#include "ldmain.h"
#include "ldctor.h"
#include "elf/riscv.h"
#include "elfxx-riscv.h"

static void
riscv_elf_before_allocation (void)
{
  gld${EMULATION_NAME}_before_allocation ();

  if (link_info.discard == discard_sec_merge)
    link_info.discard = discard_l;

  /* We always need at least some relaxation to handle code alignment.  */
  if (RELAXATION_DISABLED_BY_USER)
    TARGET_ENABLE_RELAXATION;
  else
    ENABLE_RELAXATION;

  link_info.relax_pass = 2;
}

static void
gld${EMULATION_NAME}_after_allocation (void)
{
  int need_layout = 0;

  /* Don't attempt to discard unused .eh_frame sections until the final link,
     as we can't reliably tell if they're used until after relaxation.  */
  if (!bfd_link_relocatable (&link_info))
    {
      need_layout = bfd_elf_discard_info (link_info.output_bfd, &link_info);
      if (need_layout < 0)
	{
	  einfo ("%X%P: .eh_frame/.stab edit: %E\n");
	  return;
	}
    }

  gld${EMULATION_NAME}_map_segments (need_layout);
}

EOF

LDEMUL_BEFORE_ALLOCATION=riscv_elf_before_allocation
LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation