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darling-gdb/bfd/elfxx-target.h
Michael Meissner 83f4323e5a Add support for SHT_ORDERED and SHF_EXCLUDE
1996-01-11 22:47:04 +00:00

452 lines
15 KiB
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/* Target definitions for NN-bit ELF
Copyright 1993, 1994, 1995 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* This structure contains everything that BFD knows about a target.
It includes things like its byte order, name, what routines to call
to do various operations, etc. Every BFD points to a target structure
with its "xvec" member.
There are two such structures here: one for big-endian machines and
one for little-endian machines. */
#define bfd_elfNN_close_and_cleanup _bfd_generic_close_and_cleanup
#define bfd_elfNN_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
#ifndef bfd_elfNN_get_section_contents
#define bfd_elfNN_get_section_contents _bfd_generic_get_section_contents
#endif
#define bfd_elfNN_canonicalize_dynamic_symtab _bfd_elf_canonicalize_dynamic_symtab
#define bfd_elfNN_canonicalize_reloc _bfd_elf_canonicalize_reloc
#ifndef bfd_elfNN_find_nearest_line
#define bfd_elfNN_find_nearest_line _bfd_elf_find_nearest_line
#endif
#define bfd_elfNN_read_minisymbols _bfd_elf_read_minisymbols
#define bfd_elfNN_minisymbol_to_symbol _bfd_elf_minisymbol_to_symbol
#define bfd_elfNN_get_dynamic_symtab_upper_bound _bfd_elf_get_dynamic_symtab_upper_bound
#define bfd_elfNN_get_lineno _bfd_elf_get_lineno
#define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound
#define bfd_elfNN_get_symbol_info _bfd_elf_get_symbol_info
#define bfd_elfNN_get_symtab _bfd_elf_get_symtab
#define bfd_elfNN_get_symtab_upper_bound _bfd_elf_get_symtab_upper_bound
#if 0 /* done in elf-bfd.h */
#define bfd_elfNN_link_record_dynamic_symbol _bfd_elf_link_record_dynamic_symbol
#endif
#define bfd_elfNN_make_empty_symbol _bfd_elf_make_empty_symbol
#define bfd_elfNN_new_section_hook _bfd_elf_new_section_hook
#define bfd_elfNN_set_arch_mach _bfd_elf_set_arch_mach
#ifndef bfd_elfNN_set_section_contents
#define bfd_elfNN_set_section_contents _bfd_elf_set_section_contents
#endif
#define bfd_elfNN_sizeof_headers _bfd_elf_sizeof_headers
#define bfd_elfNN_write_object_contents _bfd_elf_write_object_contents
#define bfd_elfNN_get_section_contents_in_window \
_bfd_generic_get_section_contents_in_window
#ifndef elf_backend_want_got_plt
#define elf_backend_want_got_plt 0
#endif
#ifndef elf_backend_plt_readonly
#define elf_backend_plt_readonly 0
#endif
#ifndef elf_backend_want_plt_sym
#define elf_backend_want_plt_sym 0
#endif
#ifndef elf_backend_want_hdr_in_seg
#define elf_backend_want_hdr_in_seg 0
#endif
#define bfd_elfNN_bfd_debug_info_start bfd_void
#define bfd_elfNN_bfd_debug_info_end bfd_void
#define bfd_elfNN_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void
#ifndef bfd_elfNN_bfd_get_relocated_section_contents
#define bfd_elfNN_bfd_get_relocated_section_contents \
bfd_generic_get_relocated_section_contents
#endif
#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section
#define bfd_elfNN_bfd_make_debug_symbol \
((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr)
#ifndef bfd_elfNN_bfd_copy_private_symbol_data
#define bfd_elfNN_bfd_copy_private_symbol_data \
_bfd_elf_copy_private_symbol_data
#endif
#ifndef bfd_elfNN_bfd_copy_private_section_data
#define bfd_elfNN_bfd_copy_private_section_data \
_bfd_elf_copy_private_section_data
#endif
#ifndef bfd_elfNN_bfd_copy_private_bfd_data
#define bfd_elfNN_bfd_copy_private_bfd_data \
((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
#endif
#ifndef bfd_elfNN_bfd_print_private_bfd_data
#define bfd_elfNN_bfd_print_private_bfd_data \
_bfd_elf_print_private_bfd_data
#endif
#ifndef bfd_elfNN_bfd_merge_private_bfd_data
#define bfd_elfNN_bfd_merge_private_bfd_data \
((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true)
#endif
#ifndef bfd_elfNN_bfd_set_private_flags
#define bfd_elfNN_bfd_set_private_flags \
((boolean (*) PARAMS ((bfd *, flagword))) bfd_true)
#endif
#ifndef bfd_elfNN_bfd_is_local_label
#define bfd_elfNN_bfd_is_local_label bfd_generic_is_local_label
#endif
#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound
#define bfd_elfNN_get_dynamic_reloc_upper_bound \
_bfd_nodynamic_get_dynamic_reloc_upper_bound
#endif
#ifndef bfd_elfNN_canonicalize_dynamic_reloc
#define bfd_elfNN_canonicalize_dynamic_reloc \
_bfd_nodynamic_canonicalize_dynamic_reloc
#endif
#ifdef elf_backend_relocate_section
#ifndef bfd_elfNN_bfd_link_hash_table_create
#define bfd_elfNN_bfd_link_hash_table_create _bfd_elf_link_hash_table_create
#endif
#else /* ! defined (elf_backend_relocate_section) */
/* If no backend relocate_section routine, use the generic linker. */
#ifndef bfd_elfNN_bfd_link_hash_table_create
#define bfd_elfNN_bfd_link_hash_table_create \
_bfd_generic_link_hash_table_create
#endif
#ifndef bfd_elfNN_bfd_link_add_symbols
#define bfd_elfNN_bfd_link_add_symbols _bfd_generic_link_add_symbols
#endif
#ifndef bfd_elfNN_bfd_final_link
#define bfd_elfNN_bfd_final_link _bfd_generic_final_link
#endif
#endif /* ! defined (elf_backend_relocate_section) */
#ifndef bfd_elfNN_bfd_link_split_section
#define bfd_elfNN_bfd_link_split_section _bfd_generic_link_split_section
#endif
#ifndef elf_info_to_howto_rel
#define elf_info_to_howto_rel 0
#endif
#ifndef ELF_MAXPAGESIZE
#define ELF_MAXPAGESIZE 1
#endif
#ifndef elf_backend_collect
#define elf_backend_collect false
#endif
#ifndef elf_backend_type_change_ok
#define elf_backend_type_change_ok false
#endif
#ifndef elf_backend_sym_is_global
#define elf_backend_sym_is_global 0
#endif
#ifndef elf_backend_object_p
#define elf_backend_object_p 0
#endif
#ifndef elf_backend_symbol_processing
#define elf_backend_symbol_processing 0
#endif
#ifndef elf_backend_symbol_table_processing
#define elf_backend_symbol_table_processing 0
#endif
#ifndef elf_backend_section_processing
#define elf_backend_section_processing 0
#endif
#ifndef elf_backend_section_from_shdr
#define elf_backend_section_from_shdr 0
#endif
#ifndef elf_backend_fake_sections
#define elf_backend_fake_sections 0
#endif
#ifndef elf_backend_section_from_bfd_section
#define elf_backend_section_from_bfd_section 0
#endif
#ifndef elf_backend_add_symbol_hook
#define elf_backend_add_symbol_hook 0
#endif
#ifndef elf_backend_link_output_symbol_hook
#define elf_backend_link_output_symbol_hook 0
#endif
#ifndef elf_backend_create_dynamic_sections
#define elf_backend_create_dynamic_sections 0
#endif
#ifndef elf_backend_check_relocs
#define elf_backend_check_relocs 0
#endif
#ifndef elf_backend_adjust_dynamic_symbol
#define elf_backend_adjust_dynamic_symbol 0
#endif
#ifndef elf_backend_size_dynamic_sections
#define elf_backend_size_dynamic_sections 0
#endif
#ifndef elf_backend_relocate_section
#define elf_backend_relocate_section 0
#endif
#ifndef elf_backend_finish_dynamic_symbol
#define elf_backend_finish_dynamic_symbol 0
#endif
#ifndef elf_backend_finish_dynamic_sections
#define elf_backend_finish_dynamic_sections 0
#endif
#ifndef elf_backend_begin_write_processing
#define elf_backend_begin_write_processing 0
#endif
#ifndef elf_backend_final_write_processing
#define elf_backend_final_write_processing 0
#endif
#ifndef elf_backend_additional_program_headers
#define elf_backend_additional_program_headers 0
#endif
#ifndef elf_backend_modify_segment_map
#define elf_backend_modify_segment_map 0
#endif
#ifndef elf_backend_ecoff_debug_swap
#define elf_backend_ecoff_debug_swap 0
#endif
#ifndef ELF_MACHINE_ALT1
#define ELF_MACHINE_ALT1 0
#endif
#ifndef ELF_MACHINE_ALT2
#define ELF_MACHINE_ALT2 0
#endif
extern const struct elf_size_info _bfd_elfNN_size_info;
static CONST struct elf_backend_data elfNN_bed =
{
#ifdef USE_REL
0, /* use_rela_p */
#else
1, /* use_rela_p */
#endif
ELF_ARCH, /* arch */
ELF_MACHINE_CODE, /* elf_machine_code */
ELF_MAXPAGESIZE, /* maxpagesize */
elf_backend_collect,
elf_backend_type_change_ok,
elf_info_to_howto,
elf_info_to_howto_rel,
elf_backend_sym_is_global,
elf_backend_object_p,
elf_backend_symbol_processing,
elf_backend_symbol_table_processing,
elf_backend_section_processing,
elf_backend_section_from_shdr,
elf_backend_fake_sections,
elf_backend_section_from_bfd_section,
elf_backend_add_symbol_hook,
elf_backend_link_output_symbol_hook,
elf_backend_create_dynamic_sections,
elf_backend_check_relocs,
elf_backend_adjust_dynamic_symbol,
elf_backend_size_dynamic_sections,
elf_backend_relocate_section,
elf_backend_finish_dynamic_symbol,
elf_backend_finish_dynamic_sections,
elf_backend_begin_write_processing,
elf_backend_final_write_processing,
elf_backend_additional_program_headers,
elf_backend_modify_segment_map,
elf_backend_ecoff_debug_swap,
ELF_MACHINE_ALT1,
ELF_MACHINE_ALT2,
&_bfd_elfNN_size_info,
elf_backend_want_got_plt,
elf_backend_plt_readonly,
elf_backend_want_plt_sym,
elf_backend_want_hdr_in_seg,
};
#ifdef TARGET_BIG_SYM
const bfd_target TARGET_BIG_SYM =
{
/* name: identify kind of target */
TARGET_BIG_NAME,
/* flavour: general indication about file */
bfd_target_elf_flavour,
/* byteorder: data is big endian */
BFD_ENDIAN_BIG,
/* header_byteorder: header is also big endian */
BFD_ENDIAN_BIG,
/* object_flags: mask of all file flags */
(HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
DYNAMIC | WP_TEXT | D_PAGED),
/* section_flags: mask of all section flags */
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES),
/* leading_symbol_char: is the first char of a user symbol
predictable, and if so what is it */
0,
/* ar_pad_char: pad character for filenames within an archive header
FIXME: this really has nothing to do with ELF, this is a characteristic
of the archiver and/or os and should be independently tunable */
'/',
/* ar_max_namelen: maximum number of characters in an archive header
FIXME: this really has nothing to do with ELF, this is a characteristic
of the archiver and should be independently tunable. This value is
a WAG (wild a** guess) */
14,
/* Routines to byte-swap various sized integers from the data sections */
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16,
/* Routines to byte-swap various sized integers from the file headers */
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16,
/* bfd_check_format: check the format of a file being read */
{ _bfd_dummy_target, /* unknown format */
bfd_elfNN_object_p, /* assembler/linker output (object file) */
bfd_generic_archive_p, /* an archive */
bfd_elfNN_core_file_p /* a core file */
},
/* bfd_set_format: set the format of a file being written */
{ bfd_false,
bfd_elf_mkobject,
_bfd_generic_mkarchive,
bfd_false
},
/* bfd_write_contents: write cached information into a file being written */
{ bfd_false,
bfd_elfNN_write_object_contents,
_bfd_write_archive_contents,
bfd_false
},
BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
BFD_JUMP_TABLE_COPY (bfd_elfNN),
BFD_JUMP_TABLE_CORE (bfd_elfNN),
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
BFD_JUMP_TABLE_WRITE (bfd_elfNN),
BFD_JUMP_TABLE_LINK (bfd_elfNN),
BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
/* backend_data: */
(PTR) &elfNN_bed,
};
#endif
#ifdef TARGET_LITTLE_SYM
const bfd_target TARGET_LITTLE_SYM =
{
/* name: identify kind of target */
TARGET_LITTLE_NAME,
/* flavour: general indication about file */
bfd_target_elf_flavour,
/* byteorder: data is little endian */
BFD_ENDIAN_LITTLE,
/* header_byteorder: header is also little endian */
BFD_ENDIAN_LITTLE,
/* object_flags: mask of all file flags */
(HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS |
DYNAMIC | WP_TEXT | D_PAGED),
/* section_flags: mask of all section flags */
(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
SEC_CODE | SEC_DATA | SEC_DEBUGGING | SEC_EXCLUDE | SEC_SORT_ENTRIES),
/* leading_symbol_char: is the first char of a user symbol
predictable, and if so what is it */
0,
/* ar_pad_char: pad character for filenames within an archive header
FIXME: this really has nothing to do with ELF, this is a characteristic
of the archiver and/or os and should be independently tunable */
'/',
/* ar_max_namelen: maximum number of characters in an archive header
FIXME: this really has nothing to do with ELF, this is a characteristic
of the archiver and should be independently tunable. This value is
a WAG (wild a** guess) */
14,
/* Routines to byte-swap various sized integers from the data sections */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16,
/* Routines to byte-swap various sized integers from the file headers */
bfd_getl64, bfd_getl_signed_64, bfd_putl64,
bfd_getl32, bfd_getl_signed_32, bfd_putl32,
bfd_getl16, bfd_getl_signed_16, bfd_putl16,
/* bfd_check_format: check the format of a file being read */
{ _bfd_dummy_target, /* unknown format */
bfd_elfNN_object_p, /* assembler/linker output (object file) */
bfd_generic_archive_p, /* an archive */
bfd_elfNN_core_file_p /* a core file */
},
/* bfd_set_format: set the format of a file being written */
{ bfd_false,
bfd_elf_mkobject,
_bfd_generic_mkarchive,
bfd_false
},
/* bfd_write_contents: write cached information into a file being written */
{ bfd_false,
bfd_elfNN_write_object_contents,
_bfd_write_archive_contents,
bfd_false
},
BFD_JUMP_TABLE_GENERIC (bfd_elfNN),
BFD_JUMP_TABLE_COPY (bfd_elfNN),
BFD_JUMP_TABLE_CORE (bfd_elfNN),
BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
BFD_JUMP_TABLE_SYMBOLS (bfd_elfNN),
BFD_JUMP_TABLE_RELOCS (bfd_elfNN),
BFD_JUMP_TABLE_WRITE (bfd_elfNN),
BFD_JUMP_TABLE_LINK (bfd_elfNN),
BFD_JUMP_TABLE_DYNAMIC (bfd_elfNN),
/* backend_data: */
(PTR) &elfNN_bed,
};
#endif
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