1 /* BFD COFF object file private structure.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 Free Software Foundation, Inc.
5 Written by Cygnus Support.
7 ** NOTE: libcoff.h is a GENERATED file. Don't change it; instead,
8 ** change libcoff-in.h or coffcode.h.
10 This file is part of BFD, the Binary File Descriptor library.
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2 of the License, or
15 (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software
24 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28 /* Object file tdata; access macros */
30 #define coff_data(bfd) ((bfd)->tdata.coff_obj_data)
31 #define exec_hdr(bfd) (coff_data(bfd)->hdr)
32 #define obj_pe(bfd) (coff_data(bfd)->pe)
33 #define obj_symbols(bfd) (coff_data(bfd)->symbols)
34 #define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos)
36 #define obj_relocbase(bfd) (coff_data(bfd)->relocbase)
37 #define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments)
38 #define obj_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count)
39 #define obj_convert(bfd) (coff_data(bfd)->conversion_table)
40 #define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
42 #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
43 #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms)
44 #define obj_coff_strings(bfd) (coff_data (bfd)->strings)
45 #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings)
46 #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
47 #define obj_coff_strings_written(bfd) (coff_data (bfd)->strings_written)
49 #define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map)
51 /* `Tdata' information kept for COFF files. */
53 typedef struct coff_tdata
55 struct coff_symbol_struct *symbols; /* symtab for input bfd */
56 unsigned int *conversion_table;
60 struct coff_ptr_struct *raw_syments;
61 unsigned long raw_syment_count;
63 /* These are only valid once writing has begun */
66 /* These members communicate important constants about the symbol table
67 to GDB's symbol-reading code. These `constants' unfortunately vary
68 from coff implementation to implementation... */
69 unsigned local_n_btmask;
70 unsigned local_n_btshft;
71 unsigned local_n_tmask;
72 unsigned local_n_tshift;
73 unsigned local_symesz;
74 unsigned local_auxesz;
75 unsigned local_linesz;
77 /* The unswapped external symbols. May be NULL. Read by
78 _bfd_coff_get_external_symbols. */
80 /* If this is true, the external_syms may not be freed. */
83 /* The string table. May be NULL. Read by
84 _bfd_coff_read_string_table. */
86 /* If this is true, the strings may not be freed. */
88 /* If this is true, the strings have been written out already. */
89 boolean strings_written;
91 /* is this a PE format coff file */
93 /* Used by the COFF backend linker. */
94 struct coff_link_hash_entry **sym_hashes;
96 /* used by the pe linker for PowerPC */
97 int *local_toc_sym_map;
99 struct bfd_link_info *link_info;
101 /* Used by coff_find_nearest_line. */
104 /* A place to stash dwarf2 info for this bfd. */
105 PTR dwarf2_find_line_info;
107 /* The timestamp from the COFF file header. */
110 /* Copy of some of the f_flags bits in the COFF filehdr structure,
116 /* Tdata for pe image files. */
117 typedef struct pe_tdata
120 struct internal_extra_pe_aouthdr pe_opthdr;
122 int has_reloc_section;
123 boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
125 int target_subsystem;
126 boolean force_minimum_alignment;
129 #define pe_data(bfd) ((bfd)->tdata.pe_obj_data)
131 /* Tdata for XCOFF files. */
135 /* Basic COFF information. */
138 /* True if this is an XCOFF64 file. */
141 /* True if a large a.out header should be generated. */
142 boolean full_aouthdr;
147 /* Index of section holding TOC. */
150 /* Index of section holding entry point. */
153 /* .text alignment from optional header. */
154 int text_align_power;
156 /* .data alignment from optional header. */
157 int data_align_power;
159 /* modtype from optional header. */
162 /* cputype from optional header. */
165 /* maxdata from optional header. */
168 /* maxstack from optional header. */
171 /* Used by the XCOFF backend linker. */
173 unsigned long *debug_indices;
174 unsigned int import_file_id;
177 #define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
179 /* We take the address of the first element of a asymbol to ensure that the
180 * macro is only ever applied to an asymbol. */
181 #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
183 /* The used_by_bfd field of a section may be set to a pointer to this
186 struct coff_section_tdata
188 /* The relocs, swapped into COFF internal form. This may be NULL. */
189 struct internal_reloc *relocs;
190 /* If this is true, the relocs entry may not be freed. */
192 /* The section contents. This may be NULL. */
194 /* If this is true, the contents entry may not be freed. */
195 boolean keep_contents;
196 /* Information cached by coff_find_nearest_line. */
199 const char *function;
201 /* A pointer used for .stab linking optimizations. */
203 /* Available for individual backends. */
207 /* An accessor macro for the coff_section_tdata structure. */
208 #define coff_section_data(abfd, sec) \
209 ((struct coff_section_tdata *) (sec)->used_by_bfd)
211 /* Tdata for sections in XCOFF files. This is used by the linker. */
213 struct xcoff_section_tdata
215 /* Used for XCOFF csects created by the linker; points to the real
216 XCOFF section which contains this csect. */
218 /* The lineno_count field for the enclosing section, because we are
219 going to clobber it there. */
220 unsigned int lineno_count;
221 /* The first and one past the last symbol indices for symbols used
223 unsigned long first_symndx;
224 unsigned long last_symndx;
227 /* An accessor macro the xcoff_section_tdata structure. */
228 #define xcoff_section_data(abfd, sec) \
229 ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
231 /* Tdata for sections in PE files. */
233 struct pei_section_tdata
235 /* The virtual size of the section. */
236 bfd_size_type virt_size;
237 /* The PE section flags. */
241 /* An accessor macro for the pei_section_tdata structure. */
242 #define pei_section_data(abfd, sec) \
243 ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
245 /* COFF linker hash table entries. */
247 struct coff_link_hash_entry
249 struct bfd_link_hash_entry root;
251 /* Symbol index in output file. Set to -1 initially. Set to -2 if
252 there is a reloc against this symbol. */
261 /* Number of auxiliary entries. */
264 /* BFD to take auxiliary entries from. */
267 /* Pointer to array of auxiliary entries, if any. */
268 union internal_auxent *aux;
270 /* Flag word; legal values follow. */
271 unsigned short coff_link_hash_flags;
272 /* Symbol is a PE section symbol. */
273 #define COFF_LINK_HASH_PE_SECTION_SYMBOL (01)
276 /* COFF linker hash table. */
278 struct coff_link_hash_table
280 struct bfd_link_hash_table root;
281 /* A pointer to information used to link stabs in sections. */
285 /* Look up an entry in a COFF linker hash table. */
287 #define coff_link_hash_lookup(table, string, create, copy, follow) \
288 ((struct coff_link_hash_entry *) \
289 bfd_link_hash_lookup (&(table)->root, (string), (create), \
292 /* Traverse a COFF linker hash table. */
294 #define coff_link_hash_traverse(table, func, info) \
295 (bfd_link_hash_traverse \
297 (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
300 /* Get the COFF linker hash table from a link_info structure. */
302 #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
304 /* Functions in coffgen.c. */
305 extern const bfd_target *coff_object_p
307 extern struct sec *coff_section_from_bfd_index
308 PARAMS ((bfd *, int));
309 extern long coff_get_symtab_upper_bound
311 extern long coff_get_symtab
312 PARAMS ((bfd *, asymbol **));
313 extern int coff_count_linenumbers
315 extern struct coff_symbol_struct *coff_symbol_from
316 PARAMS ((bfd *, asymbol *));
317 extern boolean coff_renumber_symbols
318 PARAMS ((bfd *, int *));
319 extern void coff_mangle_symbols
321 extern boolean coff_write_symbols
323 extern boolean coff_write_linenumbers
325 extern alent *coff_get_lineno
326 PARAMS ((bfd *, asymbol *));
327 extern asymbol *coff_section_symbol
328 PARAMS ((bfd *, char *));
329 extern boolean _bfd_coff_get_external_symbols
331 extern const char *_bfd_coff_read_string_table
333 extern boolean _bfd_coff_free_symbols
335 extern struct coff_ptr_struct *coff_get_normalized_symtab
337 extern long coff_get_reloc_upper_bound
338 PARAMS ((bfd *, sec_ptr));
339 extern asymbol *coff_make_empty_symbol
341 extern void coff_print_symbol
342 PARAMS ((bfd *, PTR filep, asymbol *, bfd_print_symbol_type));
343 extern void coff_get_symbol_info
344 PARAMS ((bfd *, asymbol *, symbol_info *ret));
345 extern boolean _bfd_coff_is_local_label_name
346 PARAMS ((bfd *, const char *));
347 extern asymbol *coff_bfd_make_debug_symbol
348 PARAMS ((bfd *, PTR, unsigned long));
349 extern boolean coff_find_nearest_line
350 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **,
351 const char **, unsigned int *));
352 extern int coff_sizeof_headers
353 PARAMS ((bfd *, boolean));
354 extern boolean bfd_coff_reloc16_relax_section
355 PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *));
356 extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
357 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
358 bfd_byte *, boolean, asymbol **));
359 extern bfd_vma bfd_coff_reloc16_get_value
360 PARAMS ((arelent *, struct bfd_link_info *, asection *));
361 extern void bfd_perform_slip
362 PARAMS ((bfd *, unsigned int, asection *, bfd_vma));
364 /* Functions and types in cofflink.c. */
366 #define STRING_SIZE_SIZE (4)
368 /* We use a hash table to merge identical enum, struct, and union
369 definitions in the linker. */
371 /* Information we keep for a single element (an enum value, a
372 structure or union field) in the debug merge hash table. */
374 struct coff_debug_merge_element
377 struct coff_debug_merge_element *next;
385 /* Symbol index for complex type. */
389 /* A linked list of debug merge entries for a given name. */
391 struct coff_debug_merge_type
393 /* Next type with the same name. */
394 struct coff_debug_merge_type *next;
399 /* Symbol index where this type is defined. */
402 /* List of elements. */
403 struct coff_debug_merge_element *elements;
406 /* Information we store in the debug merge hash table. */
408 struct coff_debug_merge_hash_entry
410 struct bfd_hash_entry root;
412 /* A list of types with this name. */
413 struct coff_debug_merge_type *types;
416 /* The debug merge hash table. */
418 struct coff_debug_merge_hash_table
420 struct bfd_hash_table root;
423 /* Initialize a COFF debug merge hash table. */
425 #define coff_debug_merge_hash_table_init(table) \
426 (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc))
428 /* Free a COFF debug merge hash table. */
430 #define coff_debug_merge_hash_table_free(table) \
431 (bfd_hash_table_free (&(table)->root))
433 /* Look up an entry in a COFF debug merge hash table. */
435 #define coff_debug_merge_hash_lookup(table, string, create, copy) \
436 ((struct coff_debug_merge_hash_entry *) \
437 bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
439 /* Information we keep for each section in the output file when doing
440 a relocateable link. */
442 struct coff_link_section_info
444 /* The relocs to be output. */
445 struct internal_reloc *relocs;
446 /* For each reloc against a global symbol whose index was not known
447 when the reloc was handled, the global hash table entry. */
448 struct coff_link_hash_entry **rel_hashes;
451 /* Information that we pass around while doing the final link step. */
453 struct coff_final_link_info
455 /* General link information. */
456 struct bfd_link_info *info;
459 /* Used to indicate failure in traversal routine. */
461 /* If doing "task linking" set only during the time when we want the
462 global symbol writer to convert the storage class of defined global
463 symbols from global to static. */
464 boolean global_to_static;
465 /* Hash table for long symbol names. */
466 struct bfd_strtab_hash *strtab;
467 /* When doing a relocateable link, an array of information kept for
468 each output section, indexed by the target_index field. */
469 struct coff_link_section_info *section_info;
470 /* Symbol index of last C_FILE symbol (-1 if none). */
471 long last_file_index;
472 /* Contents of last C_FILE symbol. */
473 struct internal_syment last_file;
474 /* Symbol index of first aux entry of last .bf symbol with an empty
475 endndx field (-1 if none). */
477 /* Contents of last_bf_index aux entry. */
478 union internal_auxent last_bf;
479 /* Hash table used to merge debug information. */
480 struct coff_debug_merge_hash_table debug_merge;
481 /* Buffer large enough to hold swapped symbols of any input file. */
482 struct internal_syment *internal_syms;
483 /* Buffer large enough to hold sections of symbols of any input file. */
485 /* Buffer large enough to hold output indices of symbols of any
488 /* Buffer large enough to hold output symbols for any input file. */
490 /* Buffer large enough to hold external line numbers for any input
493 /* Buffer large enough to hold any input section. */
495 /* Buffer large enough to hold external relocs of any input section. */
496 bfd_byte *external_relocs;
497 /* Buffer large enough to hold swapped relocs of any input section. */
498 struct internal_reloc *internal_relocs;
501 /* Most COFF variants have no way to record the alignment of a
502 section. This struct is used to set a specific alignment based on
503 the name of the section. */
505 struct coff_section_alignment_entry
507 /* The section name. */
510 /* This is either (unsigned int) -1, indicating that the section
511 name must match exactly, or it is the number of letters which
512 must match at the start of the name. */
513 unsigned int comparison_length;
515 /* These macros may be used to fill in the first two fields in a
516 structure initialization. */
517 #define COFF_SECTION_NAME_EXACT_MATCH(name) (name), ((unsigned int) -1)
518 #define COFF_SECTION_NAME_PARTIAL_MATCH(name) (name), (sizeof (name) - 1)
520 /* Only use this entry if the default section alignment for this
521 target is at least that much (as a power of two). If this field
522 is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
523 unsigned int default_alignment_min;
525 /* Only use this entry if the default section alignment for this
526 target is no greater than this (as a power of two). If this
527 field is COFF_ALIGNMENT_FIELD_EMPTY, it should be ignored. */
528 unsigned int default_alignment_max;
530 #define COFF_ALIGNMENT_FIELD_EMPTY ((unsigned int) -1)
532 /* The desired alignment for this section (as a power of two). */
533 unsigned int alignment_power;
536 extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
537 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
538 extern boolean _bfd_coff_link_hash_table_init
539 PARAMS ((struct coff_link_hash_table *, bfd *,
540 struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
541 struct bfd_hash_table *,
543 extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
545 extern const char *_bfd_coff_internal_syment_name
546 PARAMS ((bfd *, const struct internal_syment *, char *));
547 extern boolean _bfd_coff_link_add_symbols
548 PARAMS ((bfd *, struct bfd_link_info *));
549 extern boolean _bfd_coff_final_link
550 PARAMS ((bfd *, struct bfd_link_info *));
551 extern struct internal_reloc *_bfd_coff_read_internal_relocs
552 PARAMS ((bfd *, asection *, boolean, bfd_byte *, boolean,
553 struct internal_reloc *));
554 extern boolean _bfd_coff_generic_relocate_section
555 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
556 struct internal_reloc *, struct internal_syment *, asection **));
558 extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc
559 PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
560 extern boolean _bfd_coff_write_global_sym
561 PARAMS ((struct coff_link_hash_entry *, PTR));
562 extern boolean _bfd_coff_write_task_globals
563 PARAMS ((struct coff_link_hash_entry *, PTR));
564 extern boolean _bfd_coff_link_input_bfd
565 PARAMS ((struct coff_final_link_info *, bfd *));
566 extern boolean _bfd_coff_reloc_link_order
567 PARAMS ((bfd *, struct coff_final_link_info *, asection *,
568 struct bfd_link_order *));
571 #define coff_get_section_contents_in_window \
572 _bfd_generic_get_section_contents_in_window
574 /* Functions in xcofflink.c. */
576 extern long _bfd_xcoff_get_dynamic_symtab_upper_bound
578 extern long _bfd_xcoff_canonicalize_dynamic_symtab
579 PARAMS ((bfd *, asymbol **));
580 extern long _bfd_xcoff_get_dynamic_reloc_upper_bound
582 extern long _bfd_xcoff_canonicalize_dynamic_reloc
583 PARAMS ((bfd *, arelent **, asymbol **));
584 extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
586 extern boolean _bfd_xcoff_bfd_link_add_symbols
587 PARAMS ((bfd *, struct bfd_link_info *));
588 extern boolean _bfd_xcoff_bfd_final_link
589 PARAMS ((bfd *, struct bfd_link_info *));
590 extern boolean _bfd_ppc_xcoff_relocate_section
591 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
592 struct internal_reloc *, struct internal_syment *, asection **));
594 /* Functions in coff-ppc.c. FIXME: These are called be pe.em in the
595 linker, and so should start with bfd and be declared in bfd.h. */
597 extern boolean ppc_allocate_toc_section
598 PARAMS ((struct bfd_link_info *));
599 extern boolean ppc_process_before_allocation
600 PARAMS ((bfd *, struct bfd_link_info *));
602 /* And more taken from the source .. */
604 typedef struct coff_ptr_struct
606 /* Remembers the offset from the first symbol in the file for
607 this symbol. Generated by coff_renumber_symbols. */
610 /* Should the value of this symbol be renumbered. Used for
611 XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */
612 unsigned int fix_value : 1;
614 /* Should the tag field of this symbol be renumbered.
615 Created by coff_pointerize_aux. */
616 unsigned int fix_tag : 1;
618 /* Should the endidx field of this symbol be renumbered.
619 Created by coff_pointerize_aux. */
620 unsigned int fix_end : 1;
622 /* Should the x_csect.x_scnlen field be renumbered.
623 Created by coff_pointerize_aux. */
624 unsigned int fix_scnlen : 1;
626 /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the
627 index into the line number entries. Set by coff_slurp_symbol_table. */
628 unsigned int fix_line : 1;
630 /* The container for the symbol structure as read and translated
634 union internal_auxent auxent;
635 struct internal_syment syment;
637 } combined_entry_type;
640 /* Each canonical asymbol really looks like this: */
642 typedef struct coff_symbol_struct
644 /* The actual symbol which the rest of BFD works with */
647 /* A pointer to the hidden information for this symbol */
648 combined_entry_type *native;
650 /* A pointer to the linenumber information for this symbol */
651 struct lineno_cache_entry *lineno;
653 /* Have the line numbers been relocated yet ? */
656 /* COFF symbol classifications. */
658 enum coff_symbol_classification
664 /* Undefined symbol. */
665 COFF_SYMBOL_UNDEFINED,
668 /* PE section symbol. */
669 COFF_SYMBOL_PE_SECTION
674 void (*_bfd_coff_swap_aux_in)
675 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
677 void (*_bfd_coff_swap_sym_in)
678 PARAMS ((bfd *, PTR, PTR));
680 void (*_bfd_coff_swap_lineno_in)
681 PARAMS ((bfd *, PTR, PTR));
683 unsigned int (*_bfd_coff_swap_aux_out)
684 PARAMS ((bfd *, PTR, int, int, int, int, PTR));
686 unsigned int (*_bfd_coff_swap_sym_out)
687 PARAMS ((bfd *, PTR, PTR));
689 unsigned int (*_bfd_coff_swap_lineno_out)
690 PARAMS ((bfd *, PTR, PTR));
692 unsigned int (*_bfd_coff_swap_reloc_out)
693 PARAMS ((bfd *, PTR, PTR));
695 unsigned int (*_bfd_coff_swap_filehdr_out)
696 PARAMS ((bfd *, PTR, PTR));
698 unsigned int (*_bfd_coff_swap_aouthdr_out)
699 PARAMS ((bfd *, PTR, PTR));
701 unsigned int (*_bfd_coff_swap_scnhdr_out)
702 PARAMS ((bfd *, PTR, PTR));
704 unsigned int _bfd_filhsz;
705 unsigned int _bfd_aoutsz;
706 unsigned int _bfd_scnhsz;
707 unsigned int _bfd_symesz;
708 unsigned int _bfd_auxesz;
709 unsigned int _bfd_relsz;
710 unsigned int _bfd_linesz;
711 unsigned int _bfd_filnmlen;
712 boolean _bfd_coff_long_filenames;
713 boolean _bfd_coff_long_section_names;
714 unsigned int _bfd_coff_default_section_alignment_power;
715 boolean _bfd_coff_force_symnames_in_strings;
716 unsigned int _bfd_coff_debug_string_prefix_length;
718 void (*_bfd_coff_swap_filehdr_in)
719 PARAMS ((bfd *, PTR, PTR));
721 void (*_bfd_coff_swap_aouthdr_in)
722 PARAMS ((bfd *, PTR, PTR));
724 void (*_bfd_coff_swap_scnhdr_in)
725 PARAMS ((bfd *, PTR, PTR));
727 void (*_bfd_coff_swap_reloc_in)
728 PARAMS ((bfd *abfd, PTR, PTR));
730 boolean (*_bfd_coff_bad_format_hook)
731 PARAMS ((bfd *, PTR));
733 boolean (*_bfd_coff_set_arch_mach_hook)
734 PARAMS ((bfd *, PTR));
736 PTR (*_bfd_coff_mkobject_hook)
737 PARAMS ((bfd *, PTR, PTR));
739 boolean (*_bfd_styp_to_sec_flags_hook)
740 PARAMS ((bfd *, PTR, const char *, asection *, flagword *));
742 void (*_bfd_set_alignment_hook)
743 PARAMS ((bfd *, asection *, PTR));
745 boolean (*_bfd_coff_slurp_symbol_table)
748 boolean (*_bfd_coff_symname_in_debug)
749 PARAMS ((bfd *, struct internal_syment *));
751 boolean (*_bfd_coff_pointerize_aux_hook)
752 PARAMS ((bfd *, combined_entry_type *, combined_entry_type *,
753 unsigned int, combined_entry_type *));
755 boolean (*_bfd_coff_print_aux)
756 PARAMS ((bfd *, FILE *, combined_entry_type *, combined_entry_type *,
757 combined_entry_type *, unsigned int));
759 void (*_bfd_coff_reloc16_extra_cases)
760 PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, arelent *,
761 bfd_byte *, unsigned int *, unsigned int *));
763 int (*_bfd_coff_reloc16_estimate)
764 PARAMS ((bfd *, asection *, arelent *, unsigned int,
765 struct bfd_link_info *));
767 enum coff_symbol_classification (*_bfd_coff_classify_symbol)
768 PARAMS ((bfd *, struct internal_syment *));
770 boolean (*_bfd_coff_compute_section_file_positions)
773 boolean (*_bfd_coff_start_final_link)
774 PARAMS ((bfd *, struct bfd_link_info *));
776 boolean (*_bfd_coff_relocate_section)
777 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
778 struct internal_reloc *, struct internal_syment *, asection **));
780 reloc_howto_type *(*_bfd_coff_rtype_to_howto)
781 PARAMS ((bfd *, asection *, struct internal_reloc *,
782 struct coff_link_hash_entry *, struct internal_syment *,
785 boolean (*_bfd_coff_adjust_symndx)\
786 PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *,
787 struct internal_reloc *, boolean *));
789 boolean (*_bfd_coff_link_add_one_symbol)
790 PARAMS ((struct bfd_link_info *, bfd *, const char *, flagword,
791 asection *, bfd_vma, const char *, boolean, boolean,
792 struct bfd_link_hash_entry **));
794 boolean (*_bfd_coff_link_output_has_begun)
795 PARAMS ((bfd *, struct coff_final_link_info *));
797 boolean (*_bfd_coff_final_link_postscript)
798 PARAMS ((bfd *, struct coff_final_link_info *));
800 } bfd_coff_backend_data;
802 #define coff_backend_info(abfd) \
803 ((bfd_coff_backend_data *) (abfd)->xvec->backend_data)
805 #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \
806 ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i))
808 #define bfd_coff_swap_sym_in(a,e,i) \
809 ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i))
811 #define bfd_coff_swap_lineno_in(a,e,i) \
812 ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i))
814 #define bfd_coff_swap_reloc_out(abfd, i, o) \
815 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o))
817 #define bfd_coff_swap_lineno_out(abfd, i, o) \
818 ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o))
820 #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \
821 ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o))
823 #define bfd_coff_swap_sym_out(abfd, i,o) \
824 ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o))
826 #define bfd_coff_swap_scnhdr_out(abfd, i,o) \
827 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o))
829 #define bfd_coff_swap_filehdr_out(abfd, i,o) \
830 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o))
832 #define bfd_coff_swap_aouthdr_out(abfd, i,o) \
833 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o))
835 #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz)
836 #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz)
837 #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz)
838 #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz)
839 #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz)
840 #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz)
841 #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz)
842 #define bfd_coff_filnmlen(abfd) (coff_backend_info (abfd)->_bfd_filnmlen)
843 #define bfd_coff_long_filenames(abfd) \
844 (coff_backend_info (abfd)->_bfd_coff_long_filenames)
845 #define bfd_coff_long_section_names(abfd) \
846 (coff_backend_info (abfd)->_bfd_coff_long_section_names)
847 #define bfd_coff_default_section_alignment_power(abfd) \
848 (coff_backend_info (abfd)->_bfd_coff_default_section_alignment_power)
849 #define bfd_coff_swap_filehdr_in(abfd, i,o) \
850 ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o))
852 #define bfd_coff_swap_aouthdr_in(abfd, i,o) \
853 ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o))
855 #define bfd_coff_swap_scnhdr_in(abfd, i,o) \
856 ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o))
858 #define bfd_coff_swap_reloc_in(abfd, i, o) \
859 ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o))
861 #define bfd_coff_bad_format_hook(abfd, filehdr) \
862 ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr))
864 #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\
865 ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr))
866 #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\
867 ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr))
869 #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name, section, flags_ptr)\
870 ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook)\
871 (abfd, scnhdr, name, section, flags_ptr))
873 #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\
874 ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr))
876 #define bfd_coff_slurp_symbol_table(abfd)\
877 ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd))
879 #define bfd_coff_symname_in_debug(abfd, sym)\
880 ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym))
882 #define bfd_coff_force_symnames_in_strings(abfd)\
883 (coff_backend_info (abfd)->_bfd_coff_force_symnames_in_strings)
885 #define bfd_coff_debug_string_prefix_length(abfd)\
886 (coff_backend_info (abfd)->_bfd_coff_debug_string_prefix_length)
888 #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\
889 ((coff_backend_info (abfd)->_bfd_coff_print_aux)\
890 (abfd, file, base, symbol, aux, indaux))
892 #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)\
893 ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\
894 (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr))
896 #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\
897 ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\
898 (abfd, section, reloc, shrink, link_info))
900 #define bfd_coff_classify_symbol(abfd, sym)\
901 ((coff_backend_info (abfd)->_bfd_coff_classify_symbol)\
904 #define bfd_coff_compute_section_file_positions(abfd)\
905 ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\
908 #define bfd_coff_start_final_link(obfd, info)\
909 ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\
911 #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\
912 ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\
913 (obfd, info, ibfd, o, con, rel, isyms, secs))
914 #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\
915 ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\
916 (abfd, sec, rel, h, sym, addendp))
917 #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\
918 ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\
919 (obfd, info, ibfd, sec, rel, adjustedp))
920 #define bfd_coff_link_add_one_symbol(info,abfd,name,flags,section,value,string,cp,coll,hashp)\
921 ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\
922 (info, abfd, name, flags, section, value, string, cp, coll, hashp))
924 #define bfd_coff_link_output_has_begun(a,p) \
925 ((coff_backend_info (a)->_bfd_coff_link_output_has_begun) (a,p))
926 #define bfd_coff_final_link_postscript(a,p) \
927 ((coff_backend_info (a)->_bfd_coff_final_link_postscript) (a,p))