/* Target definitions for 64-bit ELF Copyright 1993, 1994 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., 675 Mass Ave, Cambridge, MA 02139, 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_elf64_close_and_cleanup _bfd_generic_close_and_cleanup #define bfd_elf64_bfd_free_cached_info _bfd_generic_bfd_free_cached_info #ifndef bfd_elf64_get_section_contents #define bfd_elf64_get_section_contents _bfd_generic_get_section_contents #endif #define bfd_elf64_bfd_debug_info_start bfd_void #define bfd_elf64_bfd_debug_info_end bfd_void #define bfd_elf64_bfd_debug_info_accumulate (PROTO(void,(*),(bfd*, struct sec *))) bfd_void #define bfd_elf64_bfd_get_relocated_section_contents \ bfd_generic_get_relocated_section_contents #define bfd_elf64_bfd_relax_section bfd_generic_relax_section #define bfd_elf64_bfd_make_debug_symbol \ ((asymbol *(*) PARAMS ((bfd *, void *, unsigned long))) bfd_nullvoidptr) #ifndef bfd_elf64_bfd_copy_private_section_data #define bfd_elf64_bfd_copy_private_section_data \ ((boolean (*) PARAMS ((bfd *, asection *, bfd *, asection *))) bfd_true) #endif #ifndef bfd_elf64_bfd_copy_private_bfd_data #define bfd_elf64_bfd_copy_private_bfd_data \ ((boolean (*) PARAMS ((bfd *, bfd *))) bfd_true) #endif #ifndef bfd_elf64_bfd_is_local_label #define bfd_elf64_bfd_is_local_label bfd_generic_is_local_label #endif #ifndef bfd_elf64_get_dynamic_reloc_upper_bound #define bfd_elf64_get_dynamic_reloc_upper_bound \ _bfd_nodynamic_get_dynamic_reloc_upper_bound #endif #ifndef bfd_elf64_canonicalize_dynamic_reloc #define bfd_elf64_canonicalize_dynamic_reloc \ _bfd_nodynamic_canonicalize_dynamic_reloc #endif #ifdef elf_backend_relocate_section #ifndef bfd_elf64_bfd_link_hash_table_create #define bfd_elf64_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_elf64_bfd_link_hash_table_create #define bfd_elf64_bfd_link_hash_table_create \ _bfd_generic_link_hash_table_create #endif #ifndef bfd_elf64_bfd_link_add_symbols #define bfd_elf64_bfd_link_add_symbols _bfd_generic_link_add_symbols #endif #ifndef bfd_elf64_bfd_final_link #define bfd_elf64_bfd_final_link _bfd_generic_final_link #endif #endif /* ! defined (elf_backend_relocate_section) */ #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_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_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_ecoff_debug_swap #define elf_backend_ecoff_debug_swap 0 #endif static CONST struct elf_backend_data elf64_bed = { #ifdef USE_REL 0, /* use_rela_p */ #else 1, /* use_rela_p */ #endif 1, /* elf_64_p */ ELF_ARCH, /* arch */ ELF_MACHINE_CODE, /* elf_machine_code */ ELF_MAXPAGESIZE, /* maxpagesize */ elf_backend_collect, 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_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_ecoff_debug_swap }; #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_big_p: data is big endian */ true, /* header_byteorder_big_p: header is also big endian */ true, /* 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), /* 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, /* align_power_min: minimum alignment restriction for any section FIXME: this value may be target machine dependent */ 3, /* 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_elf64_object_p, /* assembler/linker output (object file) */ bfd_generic_archive_p, /* an archive */ bfd_elf64_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_elf64_write_object_contents, _bfd_write_archive_contents, bfd_false }, BFD_JUMP_TABLE_GENERIC (bfd_elf64), BFD_JUMP_TABLE_COPY (bfd_elf64), BFD_JUMP_TABLE_CORE (bfd_elf64), BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), BFD_JUMP_TABLE_SYMBOLS (bfd_elf64), BFD_JUMP_TABLE_RELOCS (bfd_elf64), BFD_JUMP_TABLE_WRITE (bfd_elf64), BFD_JUMP_TABLE_LINK (bfd_elf64), BFD_JUMP_TABLE_DYNAMIC (bfd_elf64), /* backend_data: */ (PTR) &elf64_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_big_p: data is big endian */ false, /* Nope -- this one's little endian */ /* header_byteorder_big_p: header is also big endian */ false, /* Nope -- this one's little endian */ /* 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), /* 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, /* align_power_min: minimum alignment restriction for any section FIXME: this value may be target machine dependent */ 3, /* 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_elf64_object_p, /* assembler/linker output (object file) */ bfd_generic_archive_p, /* an archive */ bfd_elf64_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_elf64_write_object_contents, _bfd_write_archive_contents, bfd_false }, BFD_JUMP_TABLE_GENERIC (bfd_elf64), BFD_JUMP_TABLE_COPY (bfd_elf64), BFD_JUMP_TABLE_CORE (bfd_elf64), BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), BFD_JUMP_TABLE_SYMBOLS (bfd_elf64), BFD_JUMP_TABLE_RELOCS (bfd_elf64), BFD_JUMP_TABLE_WRITE (bfd_elf64), BFD_JUMP_TABLE_LINK (bfd_elf64), BFD_JUMP_TABLE_DYNAMIC (bfd_elf64), /* backend_data: */ (PTR) &elf64_bed, }; #endif