/* BFD back-end for Intel/AMD x86_64 PECOFF files.

   Copyright (C) 2006-2023 Free Software Foundation, Inc.

   This file is part of BFD, the Binary File Descriptor library.

   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.

   Written by Kai Tietz, OneVision Software GmbH&CoKg.  */

#define PEI_HEADERS

#include "sysdep.h"

#include "bfd.h"

#include "libbfd.h"

#include "libiberty.h"

#include "coff/x86_64.h"

#include "coff/internal.h"

#include "coff/pe.h"

#include "libcoff.h"

#define TARGET_SYM    x86_64_pe_vec

#define TARGET_NAME   "pe-x86-64"

#define TARGET_SYM_BIG    x86_64_pe_big_vec

#define TARGET_NAME_BIG   "pe-bigobj-x86-64"

#define COFF_WITH_PE

#define COFF_WITH_pex64

#define COFF_WITH_PE_BIGOBJ

#define PCRELOFFSET   true

#if defined (USE_MINGW64_LEADING_UNDERSCORES)

#define TARGET_UNDERSCORE '_'

#else

#define TARGET_UNDERSCORE 0

#endif

#define COFF_LONG_SECTION_NAMES

#define COFF_SUPPORT_GNU_LINKONCE

#define COFF_LONG_FILENAMES

#define COFF_SECTION_ALIGNMENT_ENTRIES \

{ COFF_SECTION_NAME_EXACT_MATCH (".bss"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".data"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".rdata"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".text"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".idata"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 2 }, \

{ COFF_SECTION_NAME_EXACT_MATCH (".pdata"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 2 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".debug"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".zdebug"), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 }, \

{ COFF_SECTION_NAME_PARTIAL_MATCH (".gnu.linkonce.wi."), \

  COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 }

/* The function pex64_bfd_print_pdata is implemented in pei-x86_64.c

   source, but has be extended to also handle pe objects.  */

extern bool pex64_bfd_print_pdata (bfd *, void *);

#define bfd_pe_print_pdata   pex64_bfd_print_pdata

static bool

pex64_link_add_symbols (bfd *abfd, struct bfd_link_info *info)

{

  if (bfd_link_pde (info)

      && bfd_get_flavour (info->output_bfd) == bfd_target_elf_flavour)

    {

      /* NB: When linking Windows x86-64 relocatable object files to

   generate ELF executable, create an indirect reference to

   __executable_start for __ImageBase to support R_AMD64_IMAGEBASE

   relocation which is relative to __ImageBase.  */

      struct bfd_link_hash_entry *h, *hi;

      hi = bfd_link_hash_lookup (info->hash, "__ImageBase", true, false,

         false);

      if (hi->type == bfd_link_hash_new

    || hi->type == bfd_link_hash_undefined

    || hi->type == bfd_link_hash_undefweak)

  {

    h = bfd_link_hash_lookup (info->hash, "__executable_start",

            true, false, true);

    hi->type = bfd_link_hash_indirect;

    hi->u.i.link = h;

  }

    }

  return _bfd_coff_link_add_symbols (abfd, info);

}

#define coff_bfd_link_add_symbols pex64_link_add_symbols

#include "coff-x86_64.c"