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authorRichard Henderson <rth@redhat.com>1999-05-03 07:29:11 +0000
committerRichard Henderson <rth@redhat.com>1999-05-03 07:29:11 +0000
commit252b5132c753830d5fd56823373aed85f2a0db63 (patch)
tree1af963bfd8d3e55167b81def4207f175eaff3a56 /bfd/elfxx-target.h
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19990502 sourceware importbinu_ss_19990502
Diffstat (limited to 'bfd/elfxx-target.h')
-rw-r--r--bfd/elfxx-target.h536
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diff --git a/bfd/elfxx-target.h b/bfd/elfxx-target.h
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+/* 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