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/* BFD back-end for Intel/AMD x86_64 PECOFF files.
Copyright (C) 2006-2024 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. */
#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"
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