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https://sourceware.org/git/binutils-gdb.git
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866318daa3
Like commit a9c09a3667, but for loongarch64.
* coff-loongarch64.c (SWAP_IN_RELOC_OFFSET): Define.
(SWAP_OUT_RELOC_OFFSET): Define.
170 lines
4.6 KiB
C
170 lines
4.6 KiB
C
/* BFD back-end for LoongArch64 COFF files.
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Copyright (C) 2022 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#ifndef COFF_WITH_peLoongArch64
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#define COFF_WITH_peLoongArch64
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#endif
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/* Note we have to make sure not to include headers twice.
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Not all headers are wrapped in #ifdef guards, so we define
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PEI_HEADERS to prevent double including here. */
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#ifndef PEI_HEADERS
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#include "sysdep.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "coff/loongarch64.h"
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#include "coff/internal.h"
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#include "coff/pe.h"
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#include "libcoff.h"
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#include "libiberty.h"
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#endif
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#include "libcoff.h"
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/* The page size is a guess based on ELF. */
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#define COFF_PAGE_SIZE 0x4000
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/* All users of this file have bfd_octets_per_byte (abfd, sec) == 1. */
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#define OCTETS_PER_BYTE(ABFD, SEC) 1
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#ifndef PCRELOFFSET
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#define PCRELOFFSET true
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#endif
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/* Currently we don't handle any relocations. */
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static reloc_howto_type pe_loongarch64_std_reloc_howto[] =
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{
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};
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#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER 2
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#ifndef NUM_ELEM
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#define NUM_ELEM(a) ((sizeof (a)) / sizeof ((a)[0]))
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#endif
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#define NUM_RELOCS NUM_ELEM (pe_loongarch64_std_reloc_howto)
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#define RTYPE2HOWTO(cache_ptr, dst) \
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(cache_ptr)->howto = NULL
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#ifndef bfd_pe_print_pdata
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#define bfd_pe_print_pdata NULL
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#endif
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/* Handle include/coff/loongarch64.h external_reloc. */
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#define SWAP_IN_RELOC_OFFSET H_GET_32
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#define SWAP_OUT_RELOC_OFFSET H_PUT_32
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/* Return TRUE if this relocation should
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appear in the output .reloc section. */
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static bool
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in_reloc_p (bfd * abfd ATTRIBUTE_UNUSED,
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reloc_howto_type * howto)
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{
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return !howto->pc_relative;
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}
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#include "coffcode.h"
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/* Target vectors. */
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const bfd_target
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#ifdef TARGET_SYM
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TARGET_SYM =
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#else
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loongarch64_pei_vec =
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#endif
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{
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#ifdef TARGET_NAME
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TARGET_NAME,
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#else
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"pei-loongarch64", /* Name. */
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#endif
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bfd_target_coff_flavour,
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BFD_ENDIAN_LITTLE, /* Data byte order is little. */
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BFD_ENDIAN_LITTLE, /* Header byte order is little. */
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(HAS_RELOC | EXEC_P /* Object flags. */
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| HAS_LINENO | HAS_DEBUG
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| HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
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(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC /* Section flags. */
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#if defined(COFF_WITH_PE)
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| SEC_LINK_ONCE | SEC_LINK_DUPLICATES | SEC_READONLY | SEC_DEBUGGING
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#endif
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| SEC_CODE | SEC_DATA | SEC_EXCLUDE ),
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#ifdef TARGET_UNDERSCORE
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TARGET_UNDERSCORE, /* Leading underscore. */
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#else
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0, /* Leading underscore. */
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#endif
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'/', /* Ar_pad_char. */
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15, /* Ar_max_namelen. */
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0, /* match priority. */
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TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols. */
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/* Data conversion functions. */
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data. */
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/* Header conversion functions. */
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Hdrs. */
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/* Note that we allow an object file to be treated as a core file as well. */
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{ /* bfd_check_format. */
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_bfd_dummy_target,
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coff_object_p,
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bfd_generic_archive_p,
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coff_object_p
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},
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{ /* bfd_set_format. */
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_bfd_bool_bfd_false_error,
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coff_mkobject,
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_bfd_generic_mkarchive,
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_bfd_bool_bfd_false_error
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},
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{ /* bfd_write_contents. */
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_bfd_bool_bfd_false_error,
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coff_write_object_contents,
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_bfd_write_archive_contents,
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_bfd_bool_bfd_false_error
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},
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BFD_JUMP_TABLE_GENERIC (coff),
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BFD_JUMP_TABLE_COPY (coff),
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BFD_JUMP_TABLE_CORE (_bfd_nocore),
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BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
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BFD_JUMP_TABLE_SYMBOLS (coff),
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BFD_JUMP_TABLE_RELOCS (coff),
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BFD_JUMP_TABLE_WRITE (coff),
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BFD_JUMP_TABLE_LINK (coff),
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BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
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NULL,
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COFF_SWAP_TABLE
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};
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