diff options
Diffstat (limited to 'bfd/elfxx-target.h')
| -rw-r--r-- | bfd/elfxx-target.h | 536 |
1 files changed, 536 insertions, 0 deletions
diff --git a/bfd/elfxx-target.h b/bfd/elfxx-target.h new file mode 100644 index 00000000000..9acabd1e607 --- /dev/null +++ b/bfd/elfxx-target.h @@ -0,0 +1,536 @@ +/* Target definitions for NN-bit ELF + Copyright 1993, 1994, 1995, 1996, 1997 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_elf_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 +#ifndef bfd_elfNN_get_reloc_upper_bound +#define bfd_elfNN_get_reloc_upper_bound _bfd_elf_get_reloc_upper_bound +#endif +#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_write_corefile_contents _bfd_elf_write_corefile_contents + +#define bfd_elfNN_get_section_contents_in_window \ + _bfd_generic_get_section_contents_in_window + +#ifndef elf_backend_got_symbol_offset +#define elf_backend_got_symbol_offset (bfd_vma) 0 +#endif +#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_plt_not_loaded +#define elf_backend_plt_not_loaded 0 +#endif +#ifndef elf_backend_plt_alignment +#define elf_backend_plt_alignment 2 +#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 + +#ifndef bfd_elfNN_bfd_relax_section +#define bfd_elfNN_bfd_relax_section bfd_generic_relax_section +#endif + +#ifndef elf_backend_can_gc_sections +#define elf_backend_can_gc_sections 0 +#endif +#ifndef elf_backend_gc_mark_hook +#define elf_backend_gc_mark_hook NULL +#endif +#ifndef elf_backend_gc_sweep_hook +#define elf_backend_gc_sweep_hook NULL +#endif +#ifndef bfd_elfNN_bfd_gc_sections +#define bfd_elfNN_bfd_gc_sections _bfd_elfNN_gc_sections +#endif + +#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_name +#define bfd_elfNN_bfd_is_local_label_name _bfd_elf_is_local_label_name +#endif + +#ifndef bfd_elfNN_get_dynamic_reloc_upper_bound +#define bfd_elfNN_get_dynamic_reloc_upper_bound \ + _bfd_elf_get_dynamic_reloc_upper_bound +#endif +#ifndef bfd_elfNN_canonicalize_dynamic_reloc +#define bfd_elfNN_canonicalize_dynamic_reloc \ + _bfd_elf_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 bfd_elfNN_archive_p +#define bfd_elfNN_archive_p bfd_generic_archive_p +#endif + +#ifndef bfd_elfNN_write_archive_contents +#define bfd_elfNN_write_archive_contents _bfd_write_archive_contents +#endif + +#ifndef bfd_elfNN_mkobject +#define bfd_elfNN_mkobject bfd_elf_mkobject +#endif + +#ifndef bfd_elfNN_mkcorefile +#define bfd_elfNN_mkcorefile bfd_elf_mkcorefile +#endif + +#ifndef bfd_elfNN_mkarchive +#define bfd_elfNN_mkarchive _bfd_generic_mkarchive +#endif + +#ifndef elf_symbol_leading_char +#define elf_symbol_leading_char 0 +#endif + +#ifndef elf_info_to_howto +#define elf_info_to_howto 0 +#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_get_symbol_type +#define elf_backend_get_symbol_type 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_always_size_sections +#define elf_backend_always_size_sections 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_backend_got_header_size +#define elf_backend_got_header_size 0 +#endif +#ifndef elf_backend_plt_header_size +#define elf_backend_plt_header_size 0 +#endif + +#ifndef ELF_MACHINE_ALT1 +#define ELF_MACHINE_ALT1 0 +#endif + +#ifndef ELF_MACHINE_ALT2 +#define ELF_MACHINE_ALT2 0 +#endif + +#ifndef elf_backend_size_info +#define elf_backend_size_info _bfd_elfNN_size_info +#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_get_symbol_type, + 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_always_size_sections, + 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_gc_mark_hook, + elf_backend_gc_sweep_hook, + elf_backend_ecoff_debug_swap, + ELF_MACHINE_ALT1, + ELF_MACHINE_ALT2, + &elf_backend_size_info, + elf_backend_got_symbol_offset, + elf_backend_got_header_size, + elf_backend_plt_header_size, + elf_backend_want_got_plt, + elf_backend_plt_readonly, + elf_backend_want_plt_sym, + elf_backend_plt_not_loaded, + elf_backend_plt_alignment, + elf_backend_can_gc_sections +}; + +#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 */ + elf_symbol_leading_char, + + /* 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_elfNN_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_elfNN_mkobject, + bfd_elfNN_mkarchive, + bfd_elfNN_mkcorefile + }, + + /* bfd_write_contents: write cached information into a file being written */ + { bfd_false, + bfd_elfNN_write_object_contents, + bfd_elfNN_write_archive_contents, + bfd_elfNN_write_corefile_contents, + }, + + BFD_JUMP_TABLE_GENERIC (bfd_elfNN), + BFD_JUMP_TABLE_COPY (bfd_elfNN), + BFD_JUMP_TABLE_CORE (bfd_elfNN), +#ifdef bfd_elfNN_archive_functions + BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive), +#else + BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), +#endif + 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 */ + elf_symbol_leading_char, + + /* 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_elfNN_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_elfNN_mkobject, + bfd_elfNN_mkarchive, + bfd_elfNN_mkcorefile + }, + + /* bfd_write_contents: write cached information into a file being written */ + { bfd_false, + bfd_elfNN_write_object_contents, + bfd_elfNN_write_archive_contents, + bfd_elfNN_write_corefile_contents, + }, + + BFD_JUMP_TABLE_GENERIC (bfd_elfNN), + BFD_JUMP_TABLE_COPY (bfd_elfNN), + BFD_JUMP_TABLE_CORE (bfd_elfNN), +#ifdef bfd_elfNN_archive_functions + BFD_JUMP_TABLE_ARCHIVE (bfd_elfNN_archive), +#else + BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), +#endif + 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 |