1 /* BFD COFF object file private structure.
2 Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 98, 1999
3 Free Software Foundation, Inc.
4 Written by Cygnus Support.
6 ** NOTE: libcoff.h is a GENERATED file. Don't change it; instead,
7 ** change libcoff-in.h or coffcode.h.
9 This file is part of BFD, the Binary File Descriptor library.
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
27 /* Object file tdata; access macros */
29 #define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
30 #define exec_hdr(bfd) (coff_data(bfd)->hdr)
31 #define obj_pe(bfd) (coff_data(bfd)->pe)
32 #define obj_symbols(bfd) (coff_data(bfd)->symbols)
33 #define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
35 #define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
36 #define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
37 #define obj_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count)
38 #define obj_convert(bfd) (coff_data(bfd)->conversion_table)
39 #define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
41 #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
42 #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms)
43 #define obj_coff_strings(bfd) (coff_data (bfd)->strings)
44 #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings)
45 #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
46 #define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written)
48 #define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map)
50 /* `Tdata' information kept for COFF files. */
52 typedef struct coff_tdata
54 struct coff_symbol_struct *symbols; /* symtab for input bfd */
55 unsigned int *conversion_table;
59 struct coff_ptr_struct *raw_syments;
60 unsigned long raw_syment_count;
62 /* These are only valid once writing has begun */
65 /* These members communicate important constants about the symbol table
66 to GDB's symbol-reading code. These `constants' unfortunately vary
67 from coff implementation to implementation... */
68 unsigned local_n_btmask;
69 unsigned local_n_btshft;
70 unsigned local_n_tmask;
71 unsigned local_n_tshift;
72 unsigned local_symesz;
73 unsigned local_auxesz;
74 unsigned local_linesz;
76 /* The unswapped external symbols. May be NULL. Read by
77 _bfd_coff_get_external_symbols. */
79 /* If this is true, the external_syms may not be freed. */
82 /* The string table. May be NULL. Read by
83 _bfd_coff_read_string_table. */
85 /* If this is true, the strings may not be freed. */
87 /* If this is true, the strings have been written out already. */
88 boolean strings_written;
90 /* is this a PE format coff file */
92 /* Used by the COFF backend linker. */
93 struct coff_link_hash_entry **sym_hashes;
95 /* used by the pe linker for PowerPC */
96 int *local_toc_sym_map;
98 struct bfd_link_info *link_info;
100 /* Used by coff_find_nearest_line. */
103 /* The timestamp from the COFF file header. */
106 /* Copy of some of the f_flags bits in the COFF filehdr structure,
112 /* Tdata for pe image files. */
113 typedef struct pe_tdata
116 struct internal_extra_pe_aouthdr pe_opthdr;
118 int has_reloc_section;
119 boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
123 #define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
125 /* Tdata for XCOFF files. */
129 /* Basic COFF information. */
132 /* True if this is an XCOFF64 file. */
135 /* True if a large a.out header should be generated. */
136 boolean full_aouthdr;
141 /* Index of section holding TOC. */
144 /* Index of section holding entry point. */
147 /* .text alignment from optional header. */
148 int text_align_power;
150 /* .data alignment from optional header. */
151 int data_align_power;
153 /* modtype from optional header. */
156 /* cputype from optional header. */
159 /* maxdata from optional header. */
160 bfd_size_type maxdata;
162 /* maxstack from optional header. */
163 bfd_size_type maxstack;
165 /* Used by the XCOFF backend linker. */
167 unsigned long *debug_indices;
168 unsigned int import_file_id;
171 #define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
173 /* We take the address of the first element of a asymbol to ensure that the
174 * macro is only ever applied to an asymbol. */
175 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
177 /* The used_by_bfd field of a section may be set to a pointer to this
180 struct coff_section_tdata
182 /* The relocs, swapped into COFF internal form. This may be NULL. */
183 struct internal_reloc *relocs;
184 /* If this is true, the relocs entry may not be freed. */
186 /* The section contents. This may be NULL. */
188 /* If this is true, the contents entry may not be freed. */
189 boolean keep_contents;
190 /* Information cached by coff_find_nearest_line. */
193 const char *function;
195 /* A pointer used for .stab linking optimizations. */
197 /* Available for individual backends. */
201 /* An accessor macro for the coff_section_tdata structure. */
202 #define coff_section_data(abfd, sec) \
203 ((struct coff_section_tdata *) (sec)->used_by_bfd)
205 /* Tdata for sections in XCOFF files. This is used by the linker. */
207 struct xcoff_section_tdata
209 /* Used for XCOFF csects created by the linker; points to the real
210 XCOFF section which contains this csect. */
212 /* The lineno_count field for the enclosing section, because we are
213 going to clobber it there. */
214 unsigned int lineno_count;
215 /* The first and one past the last symbol indices for symbols used
217 unsigned long first_symndx;
218 unsigned long last_symndx;
221 /* An accessor macro the xcoff_section_tdata structure. */
222 #define xcoff_section_data(abfd, sec) \
223 ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
225 /* Tdata for sections in PE files. */
227 struct pei_section_tdata
229 /* The virtual size of the section. */
230 bfd_size_type virt_size;
231 /* The PE section flags. */
235 /* An accessor macro for the pei_section_tdata structure. */
236 #define pei_section_data(abfd, sec) \
237 ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
239 /* COFF linker hash table entries. */
241 struct coff_link_hash_entry
243 struct bfd_link_hash_entry root;
245 /* Symbol index in output file. Set to -1 initially. Set to -2 if
246 there is a reloc against this symbol. */
255 /* Number of auxiliary entries. */
258 /* BFD to take auxiliary entries from. */
261 /* Pointer to array of auxiliary entries, if any. */
262 union internal_auxent *aux;
264 /* Flag word; legal values follow. */
265 unsigned short coff_link_hash_flags;
266 /* Symbol is a PE section symbol. */
267 #define COFF_LINK_HASH_PE_SECTION_SYMBOL (01)
270 /* COFF linker hash table. */
272 struct coff_link_hash_table
274 struct bfd_link_hash_table root;
275 /* A pointer to information used to link stabs in sections. */
279 /* Look up an entry in a COFF linker hash table. */
281 #define coff_link_hash_lookup(table, string, create, copy, follow) \
282 ((struct coff_link_hash_entry *) \
283 bfd_link_hash_lookup (&(table)->root, (string), (create), \
286 /* Traverse a COFF linker hash table. */
288 #define coff_link_hash_traverse(table, func, info) \
289 (bfd_link_hash_traverse \
291 (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
294 /* Get the COFF linker hash table from a link_info structure. */
296 #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
298 /* Functions in coffgen.c. */
299 extern const bfd_target *coff_object_p PARAMS ((bfd *));
300 extern struct sec *coff_section_from_bfd_index PARAMS ((bfd *, int));
301 extern long coff_get_symtab_upper_bound PARAMS ((bfd *));
302 extern long coff_get_symtab PARAMS ((bfd *, asymbol **));
303 extern int coff_count_linenumbers PARAMS ((bfd *));
304 extern struct coff_symbol_struct *coff_symbol_from PARAMS ((bfd *, asymbol *));
305 extern boolean coff_renumber_symbols PARAMS ((bfd *, int *));
306 extern void coff_mangle_symbols PARAMS ((bfd *));
307 extern boolean coff_write_symbols PARAMS ((bfd *));
308 extern boolean coff_write_linenumbers PARAMS ((bfd *));
309 extern alent *coff_get_lineno PARAMS ((bfd *, asymbol *));
310 extern asymbol *coff_section_symbol PARAMS ((bfd *, char *));
311 extern boolean _bfd_coff_get_external_symbols PARAMS ((bfd *));
312 extern const char *_bfd_coff_read_string_table PARAMS ((bfd *));
313 extern boolean _bfd_coff_free_symbols PARAMS ((bfd *));
314 extern struct coff_ptr_struct *coff_get_normalized_symtab PARAMS ((bfd *));
315 extern long coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
316 extern asymbol *coff_make_empty_symbol PARAMS ((bfd *));
317 extern void coff_print_symbol PARAMS ((bfd *, PTR filep, asymbol *,
318 bfd_print_symbol_type how));
319 extern void coff_get_symbol_info PARAMS ((bfd *, asymbol *,
321 extern boolean _bfd_coff_is_local_label_name PARAMS ((bfd *, const char *));
322 extern asymbol *coff_bfd_make_debug_symbol PARAMS ((bfd *, PTR,
324 extern boolean coff_find_nearest_line PARAMS ((bfd *,
328 CONST char **filename_ptr,
329 CONST char **functionname_ptr,
330 unsigned int *line_ptr));
331 extern int coff_sizeof_headers PARAMS ((bfd *, boolean reloc));
332 extern boolean bfd_coff_reloc16_relax_section
333 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *));
334 extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
335 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
336 bfd_byte *, boolean relocateable, asymbol **));
337 extern bfd_vma bfd_coff_reloc16_get_value PARAMS ((arelent *,
338 struct bfd_link_info *,
340 extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip,
341 asection *input_section,
344 /* Functions and types in cofflink.c. */
346 #define STRING_SIZE_SIZE (4)
348 /* We use a hash table to merge identical enum, struct, and union
349 definitions in the linker. */
351 /* Information we keep for a single element (an enum value, a
352 structure or union field) in the debug merge hash table. */
354 struct coff_debug_merge_element
357 struct coff_debug_merge_element *next;
365 /* Symbol index for complex type. */
369 /* A linked list of debug merge entries for a given name. */
371 struct coff_debug_merge_type
373 /* Next type with the same name. */
374 struct coff_debug_merge_type *next;
379 /* Symbol index where this type is defined. */
382 /* List of elements. */
383 struct coff_debug_merge_element *elements;
386 /* Information we store in the debug merge hash table. */
388 struct coff_debug_merge_hash_entry
390 struct bfd_hash_entry root;
392 /* A list of types with this name. */
393 struct coff_debug_merge_type *types;
396 /* The debug merge hash table. */
398 struct coff_debug_merge_hash_table
400 struct bfd_hash_table root;
403 /* Initialize a COFF debug merge hash table. */
405 #define coff_debug_merge_hash_table_init(table) \
406 (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc))
408 /* Free a COFF debug merge hash table. */
410 #define coff_debug_merge_hash_table_free(table) \
411 (bfd_hash_table_free (&(table)->root))
413 /* Look up an entry in a COFF debug merge hash table. */
415 #define coff_debug_merge_hash_lookup(table, string, create, copy) \
416 ((struct coff_debug_merge_hash_entry *) \
417 bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
419 /* Information we keep for each section in the output file when doing
420 a relocateable link. */
422 struct coff_link_section_info
424 /* The relocs to be output. */
425 struct internal_reloc *relocs;
426 /* For each reloc against a global symbol whose index was not known
427 when the reloc was handled, the global hash table entry. */
428 struct coff_link_hash_entry **rel_hashes;
431 /* Information that we pass around while doing the final link step. */
433 struct coff_final_link_info
435 /* General link information. */
436 struct bfd_link_info *info;
439 /* Used to indicate failure in traversal routine. */
441 /* If doing "task linking" set only during the time when we want the
442 global symbol writer to convert the storage class of defined global
443 symbols from global to static. */
444 boolean global_to_static;
445 /* Hash table for long symbol names. */
446 struct bfd_strtab_hash *strtab;
447 /* When doing a relocateable link, an array of information kept for
448 each output section, indexed by the target_index field. */
449 struct coff_link_section_info *section_info;
450 /* Symbol index of last C_FILE symbol (-1 if none). */
451 long last_file_index;
452 /* Contents of last C_FILE symbol. */
453 struct internal_syment last_file;
454 /* Symbol index of first aux entry of last .bf symbol with an empty
455 endndx field (-1 if none). */
457 /* Contents of last_bf_index aux entry. */
458 union internal_auxent last_bf;
459 /* Hash table used to merge debug information. */
460 struct coff_debug_merge_hash_table debug_merge;
461 /* Buffer large enough to hold swapped symbols of any input file. */
462 struct internal_syment *internal_syms;
463 /* Buffer large enough to hold sections of symbols of any input file. */
465 /* Buffer large enough to hold output indices of symbols of any
468 /* Buffer large enough to hold output symbols for any input file. */
470 /* Buffer large enough to hold external line numbers for any input
473 /* Buffer large enough to hold any input section. */
475 /* Buffer large enough to hold external relocs of any input section. */
476 bfd_byte *external_relocs;
477 /* Buffer large enough to hold swapped relocs of any input section. */
478 struct internal_reloc *internal_relocs;
481 /* Most COFF variants have no way to record the alignment of a
482 section. This struct is used to set a specific alignment based on
483 the name of the section. */
485 struct coff_section_alignment_entry
487 /* The section name. */
490 /* This is either (unsigned int) -1, indicating that the section
491 name must match exactly, or it is the number of letters which
492 must match at the start of the name. */
493 unsigned int comparison_length;
495 /* These macros may be used to fill in the first two fields in a
496 structure initialization. */
497 #define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
498 #define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
500 /* Only use this entry if the default section alignment for this
501 target is at least that much (as a power of two). If this field
502 is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
503 unsigned int default_alignment_min;
505 /* Only use this entry if the default section alignment for this
506 target is no greater than this (as a power of two). If this
507 field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
508 unsigned int default_alignment_max;
510 #define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
512 /* The desired alignment for this section (as a power of two). */
513 unsigned int alignment_power;
516 extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
517 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
518 extern boolean _bfd_coff_link_hash_table_init
519 PARAMS ((struct coff_link_hash_table *, bfd *,
520 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
521 struct bfd_hash_table *,
523 extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
525 extern const char *_bfd_coff_internal_syment_name
526 PARAMS ((bfd *, const struct internal_syment *, char *));
527 extern boolean _bfd_coff_link_add_symbols
528 PARAMS ((bfd *, struct bfd_link_info *));
529 extern boolean _bfd_coff_final_link
530 PARAMS ((bfd *, struct bfd_link_info *));
531 extern struct internal_reloc *_bfd_coff_read_internal_relocs
532 PARAMS ((bfd *, asection *, boolean, bfd_byte *, boolean,
533 struct internal_reloc *));
534 extern boolean _bfd_coff_generic_relocate_section
535 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
536 struct internal_reloc *, struct internal_syment *, asection **));
538 extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc
539 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
540 extern boolean _bfd_coff_write_global_sym
541 PARAMS ((struct coff_link_hash_entry *, PTR));
542 extern boolean _bfd_coff_write_task_globals
543 PARAMS ((struct coff_link_hash_entry *, PTR));
544 extern boolean _bfd_coff_link_input_bfd
545 PARAMS ((struct coff_final_link_info *, bfd *));
546 extern boolean _bfd_coff_reloc_link_order
547 PARAMS ((bfd *, struct coff_final_link_info *, asection *,
548 struct bfd_link_order *));
551 #define coff_get_section_contents_in_window \
552 _bfd_generic_get_section_contents_in_window
554 /* Functions in xcofflink.c. */
556 extern long _bfd_xcoff_get_dynamic_symtab_upper_bound PARAMS ((bfd *));
557 extern long _bfd_xcoff_canonicalize_dynamic_symtab
558 PARAMS ((bfd *, asymbol **));
559 extern long _bfd_xcoff_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
560 extern long _bfd_xcoff_canonicalize_dynamic_reloc
561 PARAMS ((bfd *, arelent **, asymbol **));
562 extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
564 extern boolean _bfd_xcoff_bfd_link_add_symbols
565 PARAMS ((bfd *, struct bfd_link_info *));
566 extern boolean _bfd_xcoff_bfd_final_link
567 PARAMS ((bfd *, struct bfd_link_info *));
568 extern boolean _bfd_ppc_xcoff_relocate_section
569 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
570 struct internal_reloc *, struct internal_syment *, asection **));
572 /* Functions in coff-ppc.c. FIXME: These are called be pe.em in the
573 linker, and so should start with bfd and be declared in bfd.h. */
575 extern boolean ppc_allocate_toc_section PARAMS ((struct bfd_link_info *));
576 extern boolean ppc_process_before_allocation
577 PARAMS ((bfd *, struct bfd_link_info *));
579 /* And more taken from the source .. */
581 typedef struct coff_ptr_struct
584 /* Remembers the offset from the first symbol in the file for
585 this symbol. Generated by coff_renumber_symbols. */
588 /* Should the value of this symbol be renumbered. Used for
589 XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */
590 unsigned int fix_value : 1;
592 /* Should the tag field of this symbol be renumbered.
593 Created by coff_pointerize_aux. */
594 unsigned int fix_tag : 1;
596 /* Should the endidx field of this symbol be renumbered.
597 Created by coff_pointerize_aux. */
598 unsigned int fix_end : 1;
600 /* Should the x_csect.x_scnlen field be renumbered.
601 Created by coff_pointerize_aux. */
602 unsigned int fix_scnlen : 1;
604 /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the
605 index into the line number entries. Set by
606 coff_slurp_symbol_table. */
607 unsigned int fix_line : 1;
609 /* The container for the symbol structure as read and translated
613 union internal_auxent auxent;
614 struct internal_syment syment;
616 } combined_entry_type;
619 /* Each canonical asymbol really looks like this: */
621 typedef struct coff_symbol_struct
623 /* The actual symbol which the rest of BFD works with */
626 /* A pointer to the hidden information for this symbol */
627 combined_entry_type *native;
629 /* A pointer to the linenumber information for this symbol */
630 struct lineno_cache_entry *lineno;
632 /* Have the line numbers been relocated yet ? */
635 /* COFF symbol classifications. */
637 enum coff_symbol_classification
643 /* Undefined symbol. */
644 COFF_SYMBOL_UNDEFINED,
647 /* PE section symbol. */
648 COFF_SYMBOL_PE_SECTION
653 void (*_bfd_coff_swap_aux_in) PARAMS ((
662 void (*_bfd_coff_swap_sym_in) PARAMS ((
667 void (*_bfd_coff_swap_lineno_in) PARAMS ((
672 unsigned int (*_bfd_coff_swap_aux_out) PARAMS ((
681 unsigned int (*_bfd_coff_swap_sym_out) PARAMS ((
686 unsigned int (*_bfd_coff_swap_lineno_out) PARAMS ((
691 unsigned int (*_bfd_coff_swap_reloc_out) PARAMS ((
696 unsigned int (*_bfd_coff_swap_filehdr_out) PARAMS ((
701 unsigned int (*_bfd_coff_swap_aouthdr_out) PARAMS ((
706 unsigned int (*_bfd_coff_swap_scnhdr_out) PARAMS ((
711 unsigned int _bfd_filhsz;
712 unsigned int _bfd_aoutsz;
713 unsigned int _bfd_scnhsz;
714 unsigned int _bfd_symesz;
715 unsigned int _bfd_auxesz;
716 unsigned int _bfd_relsz;
717 unsigned int _bfd_linesz;
718 unsigned int _bfd_filnmlen;
719 boolean _bfd_coff_long_filenames;
720 boolean _bfd_coff_long_section_names;
721 unsigned int _bfd_coff_default_section_alignment_power;
722 boolean _bfd_coff_force_symnames_in_strings;
723 unsigned int _bfd_coff_debug_string_prefix_length;
724 void (*_bfd_coff_swap_filehdr_in) PARAMS ((
728 void (*_bfd_coff_swap_aouthdr_in) PARAMS ((
732 void (*_bfd_coff_swap_scnhdr_in) PARAMS ((
736 void (*_bfd_coff_swap_reloc_in) PARAMS ((
740 boolean (*_bfd_coff_bad_format_hook) PARAMS ((
742 PTR internal_filehdr));
743 boolean (*_bfd_coff_set_arch_mach_hook) PARAMS ((
745 PTR internal_filehdr));
746 PTR (*_bfd_coff_mkobject_hook) PARAMS ((
748 PTR internal_filehdr,
749 PTR internal_aouthdr));
750 flagword (*_bfd_styp_to_sec_flags_hook) PARAMS ((
755 void (*_bfd_set_alignment_hook) PARAMS ((
758 PTR internal_scnhdr));
759 boolean (*_bfd_coff_slurp_symbol_table) PARAMS ((
761 boolean (*_bfd_coff_symname_in_debug) PARAMS ((
763 struct internal_syment *sym));
764 boolean (*_bfd_coff_pointerize_aux_hook) PARAMS ((
766 combined_entry_type *table_base,
767 combined_entry_type *symbol,
769 combined_entry_type *aux));
770 boolean (*_bfd_coff_print_aux) PARAMS ((
773 combined_entry_type *table_base,
774 combined_entry_type *symbol,
775 combined_entry_type *aux,
776 unsigned int indaux));
777 void (*_bfd_coff_reloc16_extra_cases) PARAMS ((
779 struct bfd_link_info *link_info,
780 struct bfd_link_order *link_order,
783 unsigned int *src_ptr,
784 unsigned int *dst_ptr));
785 int (*_bfd_coff_reloc16_estimate) PARAMS ((
787 asection *input_section,
790 struct bfd_link_info *link_info));
791 enum coff_symbol_classification (*_bfd_coff_classify_symbol) PARAMS ((
793 struct internal_syment *));
794 boolean (*_bfd_coff_compute_section_file_positions) PARAMS ((
796 boolean (*_bfd_coff_start_final_link) PARAMS ((
798 struct bfd_link_info *info));
799 boolean (*_bfd_coff_relocate_section) PARAMS ((
801 struct bfd_link_info *info,
803 asection *input_section,
805 struct internal_reloc *relocs,
806 struct internal_syment *syms,
807 asection **sections));
808 reloc_howto_type *(*_bfd_coff_rtype_to_howto) PARAMS ((
811 struct internal_reloc *rel,
812 struct coff_link_hash_entry *h,
813 struct internal_syment *sym,
815 boolean (*_bfd_coff_adjust_symndx) PARAMS ((
817 struct bfd_link_info *info,
820 struct internal_reloc *reloc,
821 boolean *adjustedp));
822 boolean (*_bfd_coff_link_add_one_symbol) PARAMS ((
823 struct bfd_link_info *info,
832 struct bfd_link_hash_entry **hashp));
834 boolean (*_bfd_coff_link_output_has_begun) PARAMS ((
836 struct coff_final_link_info * pfinfo));
837 boolean (*_bfd_coff_final_link_postscript) PARAMS ((
839 struct coff_final_link_info * pfinfo));
841 } bfd_coff_backend_data;
843 #define coff_backend_info(abfd) ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
845 #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
846 ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
848 #define bfd_coff_swap_sym_in(a,e,i) \
849 ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
851 #define bfd_coff_swap_lineno_in(a,e,i) \
852 ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i))
854 #define bfd_coff_swap_reloc_out(abfd, i, o) \
855 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o))
857 #define bfd_coff_swap_lineno_out(abfd, i, o) \
858 ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
860 #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
861 ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
863 #define bfd_coff_swap_sym_out(abfd, i,o) \
864 ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
866 #define bfd_coff_swap_scnhdr_out(abfd, i,o) \
867 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o))
869 #define bfd_coff_swap_filehdr_out(abfd, i,o) \
870 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o))
872 #define bfd_coff_swap_aouthdr_out(abfd, i,o) \
873 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o))
875 #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz)
876 #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz)
877 #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz)
878 #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz)
879 #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz)
880 #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz)
881 #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz)
882 #define bfd_coff_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen)
883 #define bfd_coff_long_filenames(abfd) (coff_backend_info (abfd)->_bfd_coff_long_filenames)
884 #define bfd_coff_long_section_names(abfd) \
885 (coff_backend_info (abfd)->_bfd_coff_long_section_names)
886 #define bfd_coff_default_section_alignment_power(abfd) \
887 (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power)
888 #define bfd_coff_swap_filehdr_in(abfd, i,o) \
889 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o))
891 #define bfd_coff_swap_aouthdr_in(abfd, i,o) \
892 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o))
894 #define bfd_coff_swap_scnhdr_in(abfd, i,o) \
895 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o))
897 #define bfd_coff_swap_reloc_in(abfd, i, o) \
898 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o))
900 #define bfd_coff_bad_format_hook(abfd, filehdr) \
901 ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr))
903 #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\
904 ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
905 #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
906 ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr))
908 #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section)\
909 ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
910 (abfd, scnhdr, name, section))
912 #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\
913 ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
915 #define bfd_coff_slurp_symbol_table(abfd)\
916 ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd))
918 #define bfd_coff_symname_in_debug(abfd, sym)\
919 ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
921 #define bfd_coff_force_symnames_in_strings(abfd)\
922 (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings)
924 #define bfd_coff_debug_string_prefix_length(abfd)\
925 (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length)
927 #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\
928 ((coff_backend_info (abfd)->_bfd_coff_print_aux)\
929 (abfd, file, base, symbol, aux, indaux))
931 #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)\
932 ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
933 (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
935 #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
936 ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
937 (abfd, section, reloc, shrink, link_info))
939 #define bfd_coff_classify_symbol(abfd, sym)\
940 ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
943 #define bfd_coff_compute_section_file_positions(abfd)\
944 ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\
947 #define bfd_coff_start_final_link(obfd, info)\
948 ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\
950 #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\
951 ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\
952 (obfd, info, ibfd, o, con, rel, isyms, secs))
953 #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\
954 ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\
955 (abfd, sec, rel, h, sym, addendp))
956 #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\
957 ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\
958 (obfd, info, ibfd, sec, rel, adjustedp))
959 #define bfd_coff_link_add_one_symbol(info,abfd,name,flags,section,value,string,cp,coll,hashp)\
960 ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\
961 (info, abfd, name, flags, section, value, string, cp, coll, hashp))
963 #define bfd_coff_link_output_has_begun(a,p) \
964 ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a,p))
965 #define bfd_coff_final_link_postscript(a,p) \
966 ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a,p))