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/* BFD back-end for AArch64 COFF files.
Copyright (C) 2021-2022 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. */
#ifndef COFF_WITH_peAArch64
#define COFF_WITH_peAArch64
#endif
/* Note we have to make sure not to include headers twice.
Not all headers are wrapped in #ifdef guards, so we define
PEI_HEADERS to prevent double including here. */
#ifndef PEI_HEADERS
#include "sysdep.h"
#include "bfd.h"
#include "libbfd.h"
#include "coff/aarch64.h"
#include "coff/internal.h"
#include "coff/pe.h"
#include "libcoff.h"
#include "libiberty.h"
#endif
#include "libcoff.h"
/* The page size is a guess based on ELF. */
#define COFF_PAGE_SIZE 0x1000
/* All users of this file have bfd_octets_per_byte (abfd, sec) == 1. */
#define OCTETS_PER_BYTE(ABFD, SEC) 1
#ifndef PCRELOFFSET
#define PCRELOFFSET true
#endif
/* Currently we don't handle any relocations. */
static reloc_howto_type pe_aarch64_std_reloc_howto[] =
{
};
#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 2
#define COFF_PAGE_SIZE 0x1000
#ifndef NUM_ELEM
#define NUM_ELEM(a) ((sizeof (a)) / sizeof ((a)[0]))
#endif
#define NUM_RELOCS NUM_ELEM (pe_aarch64_std_reloc_howto)
#define RTYPE2HOWTO(cache_ptr, dst) \
(cache_ptr)->howto = NULL
#ifndef bfd_pe_print_pdata
#define bfd_pe_print_pdata NULL
#endif
/* Handle include/coff/aarch64.h external_reloc. */
#define SWAP_IN_RELOC_OFFSET H_GET_32
#define SWAP_OUT_RELOC_OFFSET H_PUT_32
/* Return TRUE if this relocation should
appear in the output .reloc section. */
static bool
in_reloc_p (bfd * abfd ATTRIBUTE_UNUSED,
reloc_howto_type * howto)
{
return !howto->pc_relative;
}
#include "coffcode.h"
/* Target vectors. */
const bfd_target
#ifdef TARGET_SYM
TARGET_SYM =
#else
aarch64_pei_vec =
#endif
{
#ifdef TARGET_NAME
TARGET_NAME,
#else
"pei-aarch64-little", /* Name. */
#endif
bfd_target_coff_flavour,
BFD_ENDIAN_LITTLE, /* Data byte order is little. */
BFD_ENDIAN_LITTLE, /* Header byte order is little. */
(HAS_RELOC | EXEC_P /* Object flags. */
| HAS_LINENO | HAS_DEBUG
| HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC /* Section flags. */
#if defined(COFF_WITH_PE)
| SEC_LINK_ONCE | SEC_LINK_DUPLICATES | SEC_READONLY | SEC_DEBUGGING
#endif
| SEC_CODE | SEC_DATA | SEC_EXCLUDE ),
#ifdef TARGET_UNDERSCORE
TARGET_UNDERSCORE, /* Leading underscore. */
#else
0, /* Leading underscore. */
#endif
'/', /* Ar_pad_char. */
15, /* Ar_max_namelen. */
0, /* match priority. */
TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */
/* Data conversion functions. */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data. */
/* Header conversion functions. */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Hdrs. */
/* Note that we allow an object file to be treated as a core file as well. */
{ /* bfd_check_format. */
_bfd_dummy_target,
coff_object_p,
bfd_generic_archive_p,
coff_object_p
},
{ /* bfd_set_format. */
_bfd_bool_bfd_false_error,
coff_mkobject,
_bfd_generic_mkarchive,
_bfd_bool_bfd_false_error
},
{ /* bfd_write_contents. */
_bfd_bool_bfd_false_error,
coff_write_object_contents,
_bfd_write_archive_contents,
_bfd_bool_bfd_false_error
},
BFD_JUMP_TABLE_GENERIC (coff),
BFD_JUMP_TABLE_COPY (coff),
BFD_JUMP_TABLE_CORE (_bfd_nocore),
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
BFD_JUMP_TABLE_SYMBOLS (coff),
BFD_JUMP_TABLE_RELOCS (coff),
BFD_JUMP_TABLE_WRITE (coff),
BFD_JUMP_TABLE_LINK (coff),
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
NULL,
COFF_SWAP_TABLE
};
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