1 /* BFD back-end data structures for ELF files.
2 Copyright (C) 1992, 1993 Free Software Foundation, Inc.
3 Written by Cygnus Support.
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
24 #include "elf/common.h"
25 #include "elf/internal.h"
26 #include "elf/external.h"
29 /* If size isn't specified as 64 or 32, NAME macro should fail. */
32 #define NAME(x,y) CAT4(x,64,_,y)
35 #define NAME(x,y) CAT4(x,32,_,y)
40 #define NAME(x,y) CAT4(x,NOSIZE,_,y)
43 #define ElfNAME(X) NAME(Elf,X)
44 #define elfNAME(X) NAME(elf,X)
46 /* Information held for an ELF symbol. The first field is the
47 corresponding asymbol. Every symbol is an ELF file is actually a
48 pointer to this structure, although it is often handled as a
49 pointer to an asymbol. */
55 /* ELF symbol information. */
56 Elf_Internal_Sym internal_elf_sym
;
57 /* Backend specific information. */
60 unsigned int hppa_arg_reloc
;
67 /* ELF linker hash table entries. */
69 struct elf_link_hash_entry
71 struct bfd_link_hash_entry root
;
73 /* Symbol index in output file. This is initialized to -1. It is
74 set to -2 if the symbol is used by a reloc. */
80 /* Symbol alignment (common symbols only). */
83 /* Symbol index as a dynamic symbol. Initialized to -1, and remains
84 -1 if this is not a dynamic symbol. */
87 /* String table index in .dynstr if this is a dynamic symbol. */
88 unsigned long dynstr_index
;
90 /* If this is a weak defined symbol from a dynamic object, this
91 field points to a defined symbol with the same value, if there is
92 one. Otherwise it is NULL. */
93 struct elf_link_hash_entry
*weakdef
;
95 /* Symbol type (STT_NOTYPE, STT_OBJECT, etc.). */
98 /* Some flags; legal values follow. */
99 unsigned char elf_link_hash_flags
;
100 /* Symbol is referenced by a non-shared object. */
101 #define ELF_LINK_HASH_REF_REGULAR 01
102 /* Symbol is defined by a non-shared object. */
103 #define ELF_LINK_HASH_DEF_REGULAR 02
104 /* Symbol is referenced by a shared object. */
105 #define ELF_LINK_HASH_REF_DYNAMIC 04
106 /* Symbol is defined by a shared object. */
107 #define ELF_LINK_HASH_DEF_DYNAMIC 010
108 /* Symbol is referenced by two or more shared objects. */
109 #define ELF_LINK_HASH_REF_DYNAMIC_MULTIPLE 020
110 /* Symbol is defined by two or more shared objects. */
111 #define ELF_LINK_HASH_DEF_DYNAMIC_MULTIPLE 040
112 /* Dynamic symbol has been adjustd. */
113 #define ELF_LINK_HASH_DYNAMIC_ADJUSTED 0100
116 /* ELF linker hash table. */
118 struct elf_link_hash_table
120 struct bfd_link_hash_table root
;
121 /* The first dynamic object found during a link. We create several
122 special input sections when linking against dynamic objects, and
123 we simply attach them to the first one found. */
125 /* The number of symbols found in the link which must be put into
126 the .dynsym section. */
128 /* The string table of dynamic symbols, which becomes the .dynstr
130 struct strtab
*dynstr
;
131 /* The number of buckets in the hash table in the .hash section.
132 This is based on the number of dynamic symbols. */
136 /* Look up an entry in an ELF linker hash table. */
138 #define elf_link_hash_lookup(table, string, create, copy, follow) \
139 ((struct elf_link_hash_entry *) \
140 bfd_link_hash_lookup (&(table)->root, (string), (create), \
143 /* Traverse an ELF linker hash table. */
145 #define elf_link_hash_traverse(table, func, info) \
146 (bfd_link_hash_traverse \
148 (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
151 /* Get the ELF linker hash table from a link_info structure. */
153 #define elf_hash_table(p) ((struct elf_link_hash_table *) ((p)->hash))
155 /* Constant information held for an ELF backend. */
157 struct elf_backend_data
159 /* Whether the backend uses REL or RELA relocations. FIXME: some
160 ELF backends use both. When we need to support one, this whole
161 approach will need to be changed. */
164 /* Whether this backend is 64 bits or not. FIXME: Who cares? */
167 /* The architecture for this backend. */
168 enum bfd_architecture arch
;
170 /* The ELF machine code (EM_xxxx) for this backend. */
171 int elf_machine_code
;
173 /* The maximum page size for this backend. */
176 /* This is true if the linker should act like collect and gather
177 global constructors and destructors by name. This is true for
178 MIPS ELF because the Irix 5 tools can not handle the .init
182 /* A function to translate an ELF RELA relocation to a BFD arelent
184 void (*elf_info_to_howto
) PARAMS ((bfd
*, arelent
*,
185 Elf_Internal_Rela
*));
187 /* A function to translate an ELF REL relocation to a BFD arelent
189 void (*elf_info_to_howto_rel
) PARAMS ((bfd
*, arelent
*,
190 Elf_Internal_Rel
*));
192 /* A function to determine whether a symbol is global when
193 partitioning the symbol table into local and global symbols.
194 This should be NULL for most targets, in which case the correct
195 thing will be done. MIPS ELF, at least on the Irix 5, has
196 special requirements. */
197 boolean (*elf_backend_sym_is_global
) PARAMS ((bfd
*, asymbol
*));
199 /* The remaining functions are hooks which are called only if they
202 /* A function to permit a backend specific check on whether a
203 particular BFD format is relevant for an object file, and to
204 permit the backend to set any global information it wishes. When
205 this is called elf_elfheader is set, but anything else should be
206 used with caution. If this returns false, the check_format
207 routine will return a bfd_error_wrong_format error. */
208 boolean (*elf_backend_object_p
) PARAMS ((bfd
*));
210 /* A function to do additional symbol processing when reading the
211 ELF symbol table. This is where any processor-specific special
212 section indices are handled. */
213 void (*elf_backend_symbol_processing
) PARAMS ((bfd
*, asymbol
*));
215 /* A function to do additional symbol processing after reading the
216 entire ELF symbol table. */
217 boolean (*elf_backend_symbol_table_processing
) PARAMS ((bfd
*,
221 /* A function to do additional processing on the ELF section header
222 just before writing it out. This is used to set the flags and
223 type fields for some sections, or to actually write out data for
225 boolean (*elf_backend_section_processing
) PARAMS ((bfd
*,
226 Elf32_Internal_Shdr
*));
228 /* A function to handle unusual section types when creating BFD
229 sections from ELF sections. */
230 boolean (*elf_backend_section_from_shdr
) PARAMS ((bfd
*,
231 Elf32_Internal_Shdr
*,
234 /* A function to set up the ELF section header for a BFD section in
235 preparation for writing it out. This is where the flags and type
236 fields are set for unusual sections. */
237 boolean (*elf_backend_fake_sections
) PARAMS ((bfd
*, Elf32_Internal_Shdr
*,
240 /* A function to get the ELF section index for a BFD section. If
241 this returns true, the section was found. If it is a normal ELF
242 section, *RETVAL should be left unchanged. If it is not a normal
243 ELF section *RETVAL should be set to the SHN_xxxx index. */
244 boolean (*elf_backend_section_from_bfd_section
)
245 PARAMS ((bfd
*, Elf32_Internal_Shdr
*, asection
*, int *retval
));
247 /* If this field is not NULL, it is called by the add_symbols phase
248 of a link just before adding a symbol to the global linker hash
249 table. It may modify any of the fields as it wishes. If *NAME
250 is set to NULL, the symbol will be skipped rather than being
251 added to the hash table. This function is responsible for
252 handling all processor dependent symbol bindings and section
253 indices, and must set at least *FLAGS and *SEC for each processor
254 dependent case; failure to do so will cause a link error. */
255 boolean (*elf_add_symbol_hook
)
256 PARAMS ((bfd
*abfd
, struct bfd_link_info
*info
,
257 const Elf_Internal_Sym
*, const char **name
,
258 flagword
*flags
, asection
**sec
, bfd_vma
*value
));
260 /* If this field is not NULL, it is called by the elf_link_output_sym
261 phase of a link for each symbol which will appear in the object file. */
262 boolean (*elf_backend_link_output_symbol_hook
)
263 PARAMS ((bfd
*, struct bfd_link_info
*info
, const char *,
264 Elf_Internal_Sym
*, asection
*));
266 /* The CREATE_DYNAMIC_SECTIONS function is called by the ELF backend
267 linker the first time it encounters a dynamic object in the link.
268 This function must create any sections required for dynamic
269 linking. The ABFD argument is a dynamic object. The .interp,
270 .dynamic, .dynsym, .dynstr, and .hash functions have already been
271 created, and this function may modify the section flags if
272 desired. This function will normally create the .got and .plt
273 sections, but different backends have different requirements. */
274 boolean (*elf_backend_create_dynamic_sections
)
275 PARAMS ((bfd
*abfd
, struct bfd_link_info
*info
));
277 /* The ADJUST_DYNAMIC_SYMBOL function is called by the ELF backend
278 linker for every symbol which is defined by a dynamic object and
279 referenced by a regular object. This is called after all the
280 input files have been seen, but before the SIZE_DYNAMIC_SECTIONS
281 function has been called. The hash table entry should be
282 bfd_link_hash_defined, and it should be defined in a section from
283 a dynamic object. Dynamic object sections are not included in
284 the final link, and this function is responsible for changing the
285 value to something which the rest of the link can deal with.
286 This will normally involve adding an entry to the .plt or .got or
287 some such section, and setting the symbol to point to that. */
288 boolean (*elf_backend_adjust_dynamic_symbol
)
289 PARAMS ((struct bfd_link_info
*info
, struct elf_link_hash_entry
*h
));
291 /* The SIZE_DYNAMIC_SECTIONS function is called by the ELF backend
292 linker after all the linker input files have been seen but before
293 the sections sizes have been set. This is called after
294 ADJUST_DYNAMIC_SYMBOL has been called on all appropriate symbols.
295 It is only called when linking against a dynamic object. It must
296 set the sizes of the dynamic sections, and may fill in their
297 contents as well. The generic ELF linker can handle the .dynsym,
298 .dynstr and .hash sections. This function must handle the
299 .interp section and any sections created by the
300 CREATE_DYNAMIC_SECTIONS entry point. */
301 boolean (*elf_backend_size_dynamic_sections
)
302 PARAMS ((bfd
*output_bfd
, struct bfd_link_info
*info
));
304 /* The RELOCATE_SECTION function is called by the ELF backend linker
305 to handle the relocations for a section.
307 The relocs are always passed as Rela structures; if the section
308 actually uses Rel structures, the r_addend field will always be
311 This function is responsible for adjust the section contents as
312 necessary, and (if using Rela relocs and generating a
313 relocateable output file) adjusting the reloc addend as
316 This function does not have to worry about setting the reloc
317 address or the reloc symbol index.
319 LOCAL_SYMS is a pointer to the swapped in local symbols.
321 LOCAL_SECTIONS is an array giving the section in the input file
322 corresponding to the st_shndx field of each local symbol.
324 The global hash table entry for the global symbols can be found
325 via elf_sym_hashes (input_bfd).
327 When generating relocateable output, this function must handle
328 STB_LOCAL/STT_SECTION symbols specially. The output symbol is
329 going to be the section symbol corresponding to the output
330 section, which means that the addend must be adjusted
332 boolean (*elf_backend_relocate_section
)
333 PARAMS ((bfd
*output_bfd
, struct bfd_link_info
*info
,
334 bfd
*input_bfd
, asection
*input_section
, bfd_byte
*contents
,
335 Elf_Internal_Rela
*relocs
, Elf_Internal_Sym
*local_syms
,
336 asection
**local_sections
, char *output_names
));
338 /* The FINISH_DYNAMIC_SYMBOL function is called by the ELF backend
339 linker just before it writes a symbol out to the .dynsym section.
340 The processor backend may make any required adjustment to the
341 symbol. It may also take the opportunity to set contents of the
342 dynamic sections. Note that FINISH_DYNAMIC_SYMBOL is called on
343 all .dynsym symbols, while ADJUST_DYNAMIC_SYMBOL is only called
344 on those symbols which are defined by a dynamic object. */
345 boolean (*elf_backend_finish_dynamic_symbol
)
346 PARAMS ((bfd
*output_bfd
, struct bfd_link_info
*info
,
347 struct elf_link_hash_entry
*h
, Elf_Internal_Sym
*sym
));
349 /* The FINISH_DYNAMIC_SECTIONS function is called by the ELF backend
350 linker just before it writes all the dynamic sections out to the
351 output file. The FINISH_DYNAMIC_SYMBOL will have been called on
352 all dynamic symbols. */
353 boolean (*elf_backend_finish_dynamic_sections
)
354 PARAMS ((bfd
*output_bfd
, struct bfd_link_info
*info
));
356 /* A function to do any beginning processing needed for the ELF file
357 before building the ELF headers and computing file positions. */
358 void (*elf_backend_begin_write_processing
)
359 PARAMS ((bfd
*, struct bfd_link_info
*));
361 /* A function to do any final processing needed for the ELF file
362 before writing it out. */
363 void (*elf_backend_final_write_processing
)
364 PARAMS ((bfd
*, struct bfd_link_info
*));
366 /* The swapping table to use when dealing with ECOFF information.
367 Used for the MIPS ELF .mdebug section. */
368 const struct ecoff_debug_swap
*elf_backend_ecoff_debug_swap
;
373 int elf_sym_num
; /* sym# after locals/globals are reordered */
376 typedef struct elf_sym_extra Elf_Sym_Extra
;
378 /* Information stored for each BFD section in an ELF file. This
379 structure is allocated by elf_new_section_hook. */
381 struct bfd_elf_section_data
{
382 /* The ELF header for this section. */
383 Elf_Internal_Shdr this_hdr
;
384 /* The ELF header for the reloc section associated with this
386 Elf_Internal_Shdr rel_hdr
;
387 /* The ELF section number of this section. Only used for an output
390 /* The ELF section number of the reloc section associated with this
391 section, if any. Only used for an output file. */
393 /* Used by the backend linker to store the symbol hash table entries
394 associated with relocs against global symbols. */
395 struct elf_link_hash_entry
**rel_hashes
;
396 /* A pointer to the unswapped external relocs; this may be NULL. */
400 #define elf_section_data(sec) ((struct bfd_elf_section_data*)sec->used_by_bfd)
402 #define get_elf_backend_data(abfd) \
403 ((struct elf_backend_data *) (abfd)->xvec->backend_data)
412 /* Some private data is stashed away for future use using the tdata pointer
413 in the bfd structure. */
417 Elf_Internal_Ehdr elf_header
[1]; /* Actual data, but ref like ptr */
418 Elf_Internal_Shdr
**elf_sect_ptr
;
419 Elf_Internal_Phdr
*phdr
;
420 struct strtab
*strtab_ptr
;
423 Elf_Sym_Extra
*sym_extra
;
424 asymbol
**section_syms
; /* STT_SECTION symbols for each section */
425 int num_section_syms
; /* number of section_syms allocated */
426 Elf_Internal_Shdr symtab_hdr
;
427 Elf_Internal_Shdr shstrtab_hdr
;
428 Elf_Internal_Shdr strtab_hdr
;
429 Elf_Internal_Shdr dynsymtab_hdr
;
430 Elf_Internal_Shdr dynstrtab_hdr
;
431 int symtab_section
, shstrtab_section
, strtab_section
, dynsymtab_section
;
432 file_ptr next_file_pos
;
433 void *prstatus
; /* The raw /proc prstatus structure */
434 void *prpsinfo
; /* The raw /proc prpsinfo structure */
435 bfd_vma gp
; /* The gp value (MIPS only, for now) */
436 int gp_size
; /* The gp size (MIPS only, for now) */
438 /* A mapping from external symbols to entries in the linker hash
439 table, used when linking. This is indexed by the symbol index
440 minus the sh_info field of the symbol table header. */
441 struct elf_link_hash_entry
**sym_hashes
;
443 /* The linker ELF emulation code needs to let the backend ELF linker
444 know what filename should be used for a dynamic object if the
445 dynamic object is found using a search. This field is used to
446 hold that information. */
447 const char *dt_needed_name
;
449 /* Irix 5 often screws up the symbol table, sorting local symbols
450 after global symbols. This flag is set if the symbol table in
451 this BFD appears to be screwed up. If it is, we ignore the
452 sh_info field in the symbol table header, and always read all the
457 #define elf_tdata(bfd) ((bfd) -> tdata.elf_obj_data)
458 #define elf_elfheader(bfd) (elf_tdata(bfd) -> elf_header)
459 #define elf_elfsections(bfd) (elf_tdata(bfd) -> elf_sect_ptr)
460 #define elf_shstrtab(bfd) (elf_tdata(bfd) -> strtab_ptr)
461 #define elf_onesymtab(bfd) (elf_tdata(bfd) -> symtab_section)
462 #define elf_dynsymtab(bfd) (elf_tdata(bfd) -> dynsymtab_section)
463 #define elf_num_locals(bfd) (elf_tdata(bfd) -> num_locals)
464 #define elf_num_globals(bfd) (elf_tdata(bfd) -> num_globals)
465 #define elf_sym_extra(bfd) (elf_tdata(bfd) -> sym_extra)
466 #define elf_section_syms(bfd) (elf_tdata(bfd) -> section_syms)
467 #define elf_num_section_syms(bfd) (elf_tdata(bfd) -> num_section_syms)
468 #define core_prpsinfo(bfd) (elf_tdata(bfd) -> prpsinfo)
469 #define core_prstatus(bfd) (elf_tdata(bfd) -> prstatus)
470 #define elf_gp(bfd) (elf_tdata(bfd) -> gp)
471 #define elf_gp_size(bfd) (elf_tdata(bfd) -> gp_size)
472 #define elf_sym_hashes(bfd) (elf_tdata(bfd) -> sym_hashes)
473 #define elf_dt_needed_name(bfd) (elf_tdata(bfd) -> dt_needed_name)
474 #define elf_bad_symtab(bfd) (elf_tdata(bfd) -> bad_symtab)
476 extern char * elf_string_from_elf_section
PARAMS ((bfd
*, unsigned, unsigned));
477 extern char * elf_get_str_section
PARAMS ((bfd
*, unsigned));
479 #define bfd_elf32_mkobject bfd_elf_mkobject
480 #define bfd_elf64_mkobject bfd_elf_mkobject
481 #define elf_mkobject bfd_elf_mkobject
483 extern unsigned long bfd_elf_hash
PARAMS ((CONST
unsigned char *));
485 extern bfd_reloc_status_type bfd_elf_generic_reloc
PARAMS ((bfd
*,
492 extern boolean bfd_elf_mkobject
PARAMS ((bfd
*));
493 extern Elf_Internal_Shdr
*bfd_elf_find_section
PARAMS ((bfd
*, char *));
494 extern boolean _bfd_elf_make_section_from_shdr
495 PARAMS ((bfd
*abfd
, Elf_Internal_Shdr
*hdr
, const char *name
));
496 extern struct bfd_hash_entry
*_bfd_elf_link_hash_newfunc
497 PARAMS ((struct bfd_hash_entry
*, struct bfd_hash_table
*, const char *));
498 extern struct bfd_link_hash_table
*_bfd_elf_link_hash_table_create
500 extern boolean _bfd_elf_link_hash_table_init
501 PARAMS ((struct elf_link_hash_table
*, bfd
*,
502 struct bfd_hash_entry
*(*) (struct bfd_hash_entry
*,
503 struct bfd_hash_table
*,
506 extern boolean bfd_elf32_write_object_contents
PARAMS ((bfd
*));
507 extern boolean bfd_elf64_write_object_contents
PARAMS ((bfd
*));
509 extern const bfd_target
*bfd_elf32_object_p
PARAMS ((bfd
*));
510 extern const bfd_target
*bfd_elf32_core_file_p
PARAMS ((bfd
*));
511 extern char *bfd_elf32_core_file_failing_command
PARAMS ((bfd
*));
512 extern int bfd_elf32_core_file_failing_signal
PARAMS ((bfd
*));
513 extern boolean bfd_elf32_core_file_matches_executable_p
PARAMS ((bfd
*,
515 extern boolean bfd_elf32_set_section_contents
PARAMS ((bfd
*, sec_ptr
, PTR
,
519 extern long bfd_elf32_get_symtab_upper_bound
PARAMS ((bfd
*));
520 extern long bfd_elf32_get_symtab
PARAMS ((bfd
*, asymbol
**));
521 extern long bfd_elf32_get_dynamic_symtab_upper_bound
PARAMS ((bfd
*));
522 extern long bfd_elf32_canonicalize_dynamic_symtab
PARAMS ((bfd
*, asymbol
**));
523 extern long bfd_elf32_get_reloc_upper_bound
PARAMS ((bfd
*, sec_ptr
));
524 extern long bfd_elf32_canonicalize_reloc
PARAMS ((bfd
*, sec_ptr
,
525 arelent
**, asymbol
**));
526 extern asymbol
*bfd_elf32_make_empty_symbol
PARAMS ((bfd
*));
527 extern void bfd_elf32_print_symbol
PARAMS ((bfd
*, PTR
, asymbol
*,
528 bfd_print_symbol_type
));
529 extern void bfd_elf32_get_symbol_info
PARAMS ((bfd
*, asymbol
*,
531 extern alent
*bfd_elf32_get_lineno
PARAMS ((bfd
*, asymbol
*));
532 extern boolean bfd_elf32_set_arch_mach
PARAMS ((bfd
*, enum bfd_architecture
,
534 extern boolean bfd_elf32_find_nearest_line
PARAMS ((bfd
*, asection
*,
536 bfd_vma
, CONST
char **,
539 extern int bfd_elf32_sizeof_headers
PARAMS ((bfd
*, boolean
));
540 extern void bfd_elf32__write_relocs
PARAMS ((bfd
*, asection
*, PTR
));
541 extern boolean bfd_elf32_new_section_hook
PARAMS ((bfd
*, asection
*));
542 extern boolean bfd_elf32_bfd_link_add_symbols
543 PARAMS ((bfd
*, struct bfd_link_info
*));
544 extern boolean bfd_elf32_bfd_final_link
545 PARAMS ((bfd
*, struct bfd_link_info
*));
547 extern void bfd_elf32_swap_symbol_in
548 PARAMS ((bfd
*, Elf32_External_Sym
*, Elf_Internal_Sym
*));
549 extern void bfd_elf32_swap_symbol_out
550 PARAMS ((bfd
*, Elf_Internal_Sym
*, Elf32_External_Sym
*));
551 extern void bfd_elf32_swap_reloc_in
552 PARAMS ((bfd
*, Elf32_External_Rel
*, Elf_Internal_Rel
*));
553 extern void bfd_elf32_swap_reloc_out
554 PARAMS ((bfd
*, Elf_Internal_Rel
*, Elf32_External_Rel
*));
555 extern void bfd_elf32_swap_reloca_in
556 PARAMS ((bfd
*, Elf32_External_Rela
*, Elf_Internal_Rela
*));
557 extern void bfd_elf32_swap_reloca_out
558 PARAMS ((bfd
*, Elf_Internal_Rela
*, Elf32_External_Rela
*));
559 extern void bfd_elf32_swap_dyn_in
560 PARAMS ((bfd
*, const Elf32_External_Dyn
*, Elf_Internal_Dyn
*));
561 extern void bfd_elf32_swap_dyn_out
562 PARAMS ((bfd
*, const Elf_Internal_Dyn
*, Elf32_External_Dyn
*));
563 extern boolean bfd_elf32_add_dynamic_entry
564 PARAMS ((struct bfd_link_info
*, bfd_vma
, bfd_vma
));
566 /* If the target doesn't have reloc handling written yet: */
567 extern void bfd_elf32_no_info_to_howto
PARAMS ((bfd
*, arelent
*,
568 Elf32_Internal_Rela
*));
570 extern const bfd_target
*bfd_elf64_object_p
PARAMS ((bfd
*));
571 extern const bfd_target
*bfd_elf64_core_file_p
PARAMS ((bfd
*));
572 extern char *bfd_elf64_core_file_failing_command
PARAMS ((bfd
*));
573 extern int bfd_elf64_core_file_failing_signal
PARAMS ((bfd
*));
574 extern boolean bfd_elf64_core_file_matches_executable_p
PARAMS ((bfd
*,
576 extern boolean bfd_elf64_set_section_contents
PARAMS ((bfd
*, sec_ptr
, PTR
,
580 extern long bfd_elf64_get_symtab_upper_bound
PARAMS ((bfd
*));
581 extern long bfd_elf64_get_symtab
PARAMS ((bfd
*, asymbol
**));
582 extern long bfd_elf64_get_dynamic_symtab_upper_bound
PARAMS ((bfd
*));
583 extern long bfd_elf64_canonicalize_dynamic_symtab
PARAMS ((bfd
*, asymbol
**));
584 extern long bfd_elf64_get_reloc_upper_bound
PARAMS ((bfd
*, sec_ptr
));
585 extern long bfd_elf64_canonicalize_reloc
PARAMS ((bfd
*, sec_ptr
,
586 arelent
**, asymbol
**));
587 extern asymbol
*bfd_elf64_make_empty_symbol
PARAMS ((bfd
*));
588 extern void bfd_elf64_print_symbol
PARAMS ((bfd
*, PTR
, asymbol
*,
589 bfd_print_symbol_type
));
590 extern void bfd_elf64_get_symbol_info
PARAMS ((bfd
*, asymbol
*,
592 extern alent
*bfd_elf64_get_lineno
PARAMS ((bfd
*, asymbol
*));
593 extern boolean bfd_elf64_set_arch_mach
PARAMS ((bfd
*, enum bfd_architecture
,
595 extern boolean bfd_elf64_find_nearest_line
PARAMS ((bfd
*, asection
*,
597 bfd_vma
, CONST
char **,
600 extern int bfd_elf64_sizeof_headers
PARAMS ((bfd
*, boolean
));
601 extern void bfd_elf64__write_relocs
PARAMS ((bfd
*, asection
*, PTR
));
602 extern boolean bfd_elf64_new_section_hook
PARAMS ((bfd
*, asection
*));
603 extern boolean bfd_elf64_bfd_link_add_symbols
604 PARAMS ((bfd
*, struct bfd_link_info
*));
605 extern boolean bfd_elf64_bfd_final_link
606 PARAMS ((bfd
*, struct bfd_link_info
*));
608 extern void bfd_elf64_swap_symbol_in
609 PARAMS ((bfd
*, Elf64_External_Sym
*, Elf_Internal_Sym
*));
610 extern void bfd_elf64_swap_symbol_out
611 PARAMS ((bfd
*, Elf_Internal_Sym
*, Elf64_External_Sym
*));
612 extern void bfd_elf64_swap_reloc_in
613 PARAMS ((bfd
*, Elf64_External_Rel
*, Elf_Internal_Rel
*));
614 extern void bfd_elf64_swap_reloc_out
615 PARAMS ((bfd
*, Elf_Internal_Rel
*, Elf64_External_Rel
*));
616 extern void bfd_elf64_swap_reloca_in
617 PARAMS ((bfd
*, Elf64_External_Rela
*, Elf_Internal_Rela
*));
618 extern void bfd_elf64_swap_reloca_out
619 PARAMS ((bfd
*, Elf_Internal_Rela
*, Elf64_External_Rela
*));
620 extern void bfd_elf64_swap_dyn_in
621 PARAMS ((bfd
*, const Elf64_External_Dyn
*, Elf_Internal_Dyn
*));
622 extern void bfd_elf64_swap_dyn_out
623 PARAMS ((bfd
*, const Elf_Internal_Dyn
*, Elf64_External_Dyn
*));
624 extern boolean bfd_elf64_add_dynamic_entry
625 PARAMS ((struct bfd_link_info
*, bfd_vma
, bfd_vma
));
627 /* If the target doesn't have reloc handling written yet: */
628 extern void bfd_elf64_no_info_to_howto
PARAMS ((bfd
*, arelent
*,
629 Elf64_Internal_Rela
*));
631 #endif /* _LIBELF_H_ */