Commit | Line | Data |
---|---|---|
3c8a3c56 | 1 | /* BFD COFF object file private structure. |
d19df9b5 | 2 | Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc. |
3c8a3c56 | 3 | Written by Cygnus Support. |
4a81b561 | 4 | |
3c8a3c56 | 5 | This file is part of BFD, the Binary File Descriptor library. |
4a81b561 | 6 | |
3c8a3c56 | 7 | This program is free software; you can redistribute it and/or modify |
4a81b561 | 8 | it under the terms of the GNU General Public License as published by |
3c8a3c56 JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
4a81b561 | 11 | |
3c8a3c56 | 12 | This program is distributed in the hope that it will be useful, |
4a81b561 DHW |
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
3c8a3c56 | 18 | along with this program; if not, write to the Free Software |
e9614321 | 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
4a81b561 | 20 | |
69645d10 | 21 | #include "bfdlink.h" |
4a81b561 | 22 | |
4a81b561 DHW |
23 | /* Object file tdata; access macros */ |
24 | ||
2f8640fe | 25 | #define coff_data(bfd) ((bfd)->tdata.coff_obj_data) |
3b4f1a5d | 26 | #define exec_hdr(bfd) (coff_data(bfd)->hdr) |
e9614321 | 27 | #define obj_pe(bfd) (coff_data(bfd)->pe) |
3b4f1a5d SC |
28 | #define obj_symbols(bfd) (coff_data(bfd)->symbols) |
29 | #define obj_sym_filepos(bfd) (coff_data(bfd)->sym_filepos) | |
3c8a3c56 | 30 | |
3b4f1a5d SC |
31 | #define obj_relocbase(bfd) (coff_data(bfd)->relocbase) |
32 | #define obj_raw_syments(bfd) (coff_data(bfd)->raw_syments) | |
85fe7cff | 33 | #define obj_raw_syment_count(bfd) (coff_data(bfd)->raw_syment_count) |
3b4f1a5d | 34 | #define obj_convert(bfd) (coff_data(bfd)->conversion_table) |
07de8e96 | 35 | #define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size) |
0cda46cf | 36 | |
69645d10 | 37 | #define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms) |
e9614321 | 38 | #define obj_coff_keep_syms(bfd) (coff_data (bfd)->keep_syms) |
69645d10 | 39 | #define obj_coff_strings(bfd) (coff_data (bfd)->strings) |
e9614321 | 40 | #define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings) |
69645d10 | 41 | #define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes) |
4a81b561 | 42 | |
d6f41a7d KK |
43 | #define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map) |
44 | ||
3b4f1a5d | 45 | /* `Tdata' information kept for COFF files. */ |
3c8a3c56 | 46 | |
3b4f1a5d SC |
47 | typedef struct coff_tdata |
48 | { | |
49 | struct coff_symbol_struct *symbols; /* symtab for input bfd */ | |
4a81b561 | 50 | unsigned int *conversion_table; |
07de8e96 | 51 | int conv_table_size; |
4a81b561 DHW |
52 | file_ptr sym_filepos; |
53 | ||
3b4f1a5d | 54 | struct coff_ptr_struct *raw_syments; |
4a81b561 | 55 | unsigned int raw_syment_count; |
3b4f1a5d | 56 | |
4a81b561 DHW |
57 | /* These are only valid once writing has begun */ |
58 | long int relocbase; | |
3b4f1a5d SC |
59 | |
60 | /* These members communicate important constants about the symbol table | |
61 | to GDB's symbol-reading code. These `constants' unfortunately vary | |
62 | from coff implementation to implementation... */ | |
63 | unsigned local_n_btmask; | |
64 | unsigned local_n_btshft; | |
65 | unsigned local_n_tmask; | |
66 | unsigned local_n_tshift; | |
67 | unsigned local_symesz; | |
68 | unsigned local_auxesz; | |
69 | unsigned local_linesz; | |
69645d10 | 70 | |
e9614321 SC |
71 | /* The unswapped external symbols. May be NULL. Read by |
72 | _bfd_coff_get_external_symbols. */ | |
69645d10 | 73 | PTR external_syms; |
e9614321 SC |
74 | /* If this is true, the external_syms may not be freed. */ |
75 | boolean keep_syms; | |
76 | ||
77 | /* The string table. May be NULL. Read by | |
78 | _bfd_coff_read_string_table. */ | |
69645d10 | 79 | char *strings; |
e9614321 SC |
80 | /* If this is true, the strings may not be freed. */ |
81 | boolean keep_strings; | |
82 | ||
83 | /* is this a PE format coff file */ | |
84 | int pe; | |
85 | /* Used by the COFF backend linker. */ | |
69645d10 | 86 | struct coff_link_hash_entry **sym_hashes; |
beee31b1 | 87 | |
d6f41a7d KK |
88 | /* used by the pe linker for PowerPC */ |
89 | int *local_toc_sym_map; | |
90 | ||
e9614321 | 91 | struct bfd_link_info *link_info; |
86aac8ea ILT |
92 | |
93 | /* Used by coff_find_nearest_line. */ | |
94 | PTR line_info; | |
9872a49c | 95 | } coff_data_type; |
4a81b561 | 96 | |
beee31b1 SC |
97 | /* Tdata for pe image files. */ |
98 | typedef struct pe_tdata | |
99 | { | |
100 | coff_data_type coff; | |
101 | struct internal_extra_pe_aouthdr pe_opthdr; | |
102 | int dll; | |
103 | int has_reloc_section; | |
28a0c103 | 104 | boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *)); |
d6f41a7d | 105 | flagword real_flags; |
beee31b1 SC |
106 | } pe_data_type; |
107 | ||
108 | #define pe_data(bfd) ((bfd)->tdata.pe_obj_data) | |
109 | ||
5f710a3a ILT |
110 | /* Tdata for XCOFF files. */ |
111 | ||
112 | struct xcoff_tdata | |
113 | { | |
114 | /* Basic COFF information. */ | |
115 | coff_data_type coff; | |
116 | ||
867d923d ILT |
117 | /* True if a large a.out header should be generated. */ |
118 | boolean full_aouthdr; | |
119 | ||
5f710a3a ILT |
120 | /* TOC value. */ |
121 | bfd_vma toc; | |
122 | ||
86aac8ea ILT |
123 | /* Index of section holding TOC. */ |
124 | int sntoc; | |
867d923d | 125 | |
86aac8ea ILT |
126 | /* Index of section holding entry point. */ |
127 | int snentry; | |
867d923d | 128 | |
5f710a3a ILT |
129 | /* .text alignment from optional header. */ |
130 | int text_align_power; | |
131 | ||
132 | /* .data alignment from optional header. */ | |
133 | int data_align_power; | |
134 | ||
135 | /* modtype from optional header. */ | |
136 | short modtype; | |
137 | ||
28a0c103 ILT |
138 | /* cputype from optional header. */ |
139 | short cputype; | |
140 | ||
5f710a3a ILT |
141 | /* maxdata from optional header. */ |
142 | bfd_size_type maxdata; | |
143 | ||
144 | /* maxstack from optional header. */ | |
145 | bfd_size_type maxstack; | |
28a0c103 ILT |
146 | |
147 | /* Used by the XCOFF backend linker. */ | |
148 | asection **csects; | |
149 | unsigned long *debug_indices; | |
150 | unsigned int import_file_id; | |
5f710a3a ILT |
151 | }; |
152 | ||
153 | #define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data) | |
beee31b1 | 154 | |
fc723380 | 155 | /* We take the address of the first element of a asymbol to ensure that the |
4a81b561 DHW |
156 | * macro is only ever applied to an asymbol. */ |
157 | #define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd))) | |
fc723380 | 158 | |
e9614321 SC |
159 | /* The used_by_bfd field of a section may be set to a pointer to this |
160 | structure. */ | |
161 | ||
162 | struct coff_section_tdata | |
163 | { | |
164 | /* The relocs, swapped into COFF internal form. This may be NULL. */ | |
165 | struct internal_reloc *relocs; | |
166 | /* If this is true, the relocs entry may not be freed. */ | |
167 | boolean keep_relocs; | |
168 | /* The section contents. This may be NULL. */ | |
169 | bfd_byte *contents; | |
170 | /* If this is true, the contents entry may not be freed. */ | |
171 | boolean keep_contents; | |
25b5a53d ILT |
172 | /* Information cached by coff_find_nearest_line. */ |
173 | bfd_vma offset; | |
174 | unsigned int i; | |
175 | const char *function; | |
176 | int line_base; | |
a208a70f ILT |
177 | /* Available for individual backends. */ |
178 | PTR tdata; | |
e9614321 SC |
179 | }; |
180 | ||
181 | /* An accessor macro for the coff_section_tdata structure. */ | |
182 | #define coff_section_data(abfd, sec) \ | |
183 | ((struct coff_section_tdata *) (sec)->used_by_bfd) | |
184 | ||
28a0c103 ILT |
185 | /* Tdata for sections in XCOFF files. This is used by the linker. */ |
186 | ||
187 | struct xcoff_section_tdata | |
188 | { | |
189 | /* Used for XCOFF csects created by the linker; points to the real | |
190 | XCOFF section which contains this csect. */ | |
191 | asection *enclosing; | |
b73322d9 ILT |
192 | /* The lineno_count field for the enclosing section, because we are |
193 | going to clobber it there. */ | |
194 | unsigned int lineno_count; | |
28a0c103 ILT |
195 | /* The first and one past the last symbol indices for symbols used |
196 | by this csect. */ | |
197 | unsigned long first_symndx; | |
198 | unsigned long last_symndx; | |
28a0c103 ILT |
199 | }; |
200 | ||
201 | /* An accessor macro the xcoff_section_tdata structure. */ | |
202 | #define xcoff_section_data(abfd, sec) \ | |
203 | ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata) | |
204 | ||
69645d10 ILT |
205 | /* COFF linker hash table entries. */ |
206 | ||
207 | struct coff_link_hash_entry | |
208 | { | |
209 | struct bfd_link_hash_entry root; | |
210 | ||
211 | /* Symbol index in output file. Set to -1 initially. Set to -2 if | |
212 | there is a reloc against this symbol. */ | |
213 | long indx; | |
214 | ||
215 | /* Symbol type. */ | |
216 | unsigned short type; | |
217 | ||
218 | /* Symbol class. */ | |
219 | unsigned char class; | |
220 | ||
221 | /* Number of auxiliary entries. */ | |
222 | char numaux; | |
223 | ||
224 | /* BFD to take auxiliary entries from. */ | |
225 | bfd *auxbfd; | |
226 | ||
227 | /* Pointer to array of auxiliary entries, if any. */ | |
228 | union internal_auxent *aux; | |
229 | }; | |
230 | ||
231 | /* COFF linker hash table. */ | |
232 | ||
233 | struct coff_link_hash_table | |
234 | { | |
235 | struct bfd_link_hash_table root; | |
236 | }; | |
237 | ||
238 | /* Look up an entry in a COFF linker hash table. */ | |
239 | ||
240 | #define coff_link_hash_lookup(table, string, create, copy, follow) \ | |
241 | ((struct coff_link_hash_entry *) \ | |
242 | bfd_link_hash_lookup (&(table)->root, (string), (create), \ | |
243 | (copy), (follow))) | |
244 | ||
245 | /* Traverse a COFF linker hash table. */ | |
246 | ||
247 | #define coff_link_hash_traverse(table, func, info) \ | |
248 | (bfd_link_hash_traverse \ | |
249 | (&(table)->root, \ | |
250 | (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \ | |
251 | (info))) | |
252 | ||
253 | /* Get the COFF linker hash table from a link_info structure. */ | |
254 | ||
255 | #define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash)) | |
256 | ||
075caafd | 257 | /* Functions in coffgen.c. */ |
e8fbe6d9 | 258 | extern const bfd_target *coff_object_p PARAMS ((bfd *)); |
075caafd | 259 | extern struct sec *coff_section_from_bfd_index PARAMS ((bfd *, int)); |
326e32d7 ILT |
260 | extern long coff_get_symtab_upper_bound PARAMS ((bfd *)); |
261 | extern long coff_get_symtab PARAMS ((bfd *, asymbol **)); | |
85fe7cff | 262 | extern int coff_count_linenumbers PARAMS ((bfd *)); |
075caafd | 263 | extern struct coff_symbol_struct *coff_symbol_from PARAMS ((bfd *, asymbol *)); |
e9614321 | 264 | extern boolean coff_renumber_symbols PARAMS ((bfd *, int *)); |
075caafd | 265 | extern void coff_mangle_symbols PARAMS ((bfd *)); |
e8fbe6d9 | 266 | extern boolean coff_write_symbols PARAMS ((bfd *)); |
326e32d7 | 267 | extern boolean coff_write_linenumbers PARAMS ((bfd *)); |
075caafd ILT |
268 | extern alent *coff_get_lineno PARAMS ((bfd *, asymbol *)); |
269 | extern asymbol *coff_section_symbol PARAMS ((bfd *, char *)); | |
e9614321 SC |
270 | extern boolean _bfd_coff_get_external_symbols PARAMS ((bfd *)); |
271 | extern const char *_bfd_coff_read_string_table PARAMS ((bfd *)); | |
272 | extern boolean _bfd_coff_free_symbols PARAMS ((bfd *)); | |
075caafd | 273 | extern struct coff_ptr_struct *coff_get_normalized_symtab PARAMS ((bfd *)); |
326e32d7 | 274 | extern long coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr)); |
075caafd ILT |
275 | extern asymbol *coff_make_empty_symbol PARAMS ((bfd *)); |
276 | extern void coff_print_symbol PARAMS ((bfd *, PTR filep, asymbol *, | |
277 | bfd_print_symbol_type how)); | |
330595d0 ILT |
278 | extern void coff_get_symbol_info PARAMS ((bfd *, asymbol *, |
279 | symbol_info *ret)); | |
280 | extern asymbol *coff_bfd_make_debug_symbol PARAMS ((bfd *, PTR, | |
281 | unsigned long)); | |
075caafd ILT |
282 | extern boolean coff_find_nearest_line PARAMS ((bfd *, |
283 | asection *, | |
284 | asymbol **, | |
285 | bfd_vma offset, | |
286 | CONST char **filename_ptr, | |
287 | CONST char **functionname_ptr, | |
288 | unsigned int *line_ptr)); | |
289 | extern int coff_sizeof_headers PARAMS ((bfd *, boolean reloc)); | |
326e32d7 ILT |
290 | extern boolean bfd_coff_reloc16_relax_section |
291 | PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *)); | |
075caafd | 292 | extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents |
330595d0 ILT |
293 | PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, |
294 | bfd_byte *, boolean relocateable, asymbol **)); | |
075caafd | 295 | extern bfd_vma bfd_coff_reloc16_get_value PARAMS ((arelent *, |
330595d0 ILT |
296 | struct bfd_link_info *, |
297 | asection *)); | |
326e32d7 | 298 | extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip, |
330595d0 | 299 | asection *input_section, |
326e32d7 | 300 | bfd_vma val)); |
3c8a3c56 | 301 | |
13d1a4dd KK |
302 | /* Functions and types in cofflink.c. */ |
303 | ||
304 | #define STRING_SIZE_SIZE (4) | |
bdd2e7f1 | 305 | |
13d1a4dd KK |
306 | /* We use a hash table to merge identical enum, struct, and union |
307 | definitions in the linker. */ | |
308 | ||
309 | /* Information we keep for a single element (an enum value, a | |
310 | structure or union field) in the debug merge hash table. */ | |
311 | ||
312 | struct coff_debug_merge_element | |
313 | { | |
314 | /* Next element. */ | |
315 | struct coff_debug_merge_element *next; | |
316 | ||
317 | /* Name. */ | |
318 | const char *name; | |
319 | ||
320 | /* Type. */ | |
321 | unsigned int type; | |
322 | ||
323 | /* Symbol index for complex type. */ | |
324 | long tagndx; | |
325 | }; | |
326 | ||
327 | /* A linked list of debug merge entries for a given name. */ | |
328 | ||
329 | struct coff_debug_merge_type | |
330 | { | |
331 | /* Next type with the same name. */ | |
332 | struct coff_debug_merge_type *next; | |
333 | ||
334 | /* Class of type. */ | |
335 | int class; | |
336 | ||
337 | /* Symbol index where this type is defined. */ | |
338 | long indx; | |
339 | ||
340 | /* List of elements. */ | |
341 | struct coff_debug_merge_element *elements; | |
342 | }; | |
343 | ||
344 | /* Information we store in the debug merge hash table. */ | |
345 | ||
346 | struct coff_debug_merge_hash_entry | |
347 | { | |
348 | struct bfd_hash_entry root; | |
349 | ||
350 | /* A list of types with this name. */ | |
351 | struct coff_debug_merge_type *types; | |
352 | }; | |
353 | ||
354 | /* The debug merge hash table. */ | |
355 | ||
356 | struct coff_debug_merge_hash_table | |
357 | { | |
358 | struct bfd_hash_table root; | |
359 | }; | |
360 | ||
361 | /* Initialize a COFF debug merge hash table. */ | |
362 | ||
363 | #define coff_debug_merge_hash_table_init(table) \ | |
bdd2e7f1 | 364 | (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc)) |
13d1a4dd KK |
365 | |
366 | /* Free a COFF debug merge hash table. */ | |
367 | ||
368 | #define coff_debug_merge_hash_table_free(table) \ | |
369 | (bfd_hash_table_free (&(table)->root)) | |
370 | ||
371 | /* Look up an entry in a COFF debug merge hash table. */ | |
372 | ||
373 | #define coff_debug_merge_hash_lookup(table, string, create, copy) \ | |
374 | ((struct coff_debug_merge_hash_entry *) \ | |
375 | bfd_hash_lookup (&(table)->root, (string), (create), (copy))) | |
376 | ||
377 | /* Information we keep for each section in the output file when doing | |
378 | a relocateable link. */ | |
379 | ||
380 | struct coff_link_section_info | |
381 | { | |
382 | /* The relocs to be output. */ | |
383 | struct internal_reloc *relocs; | |
384 | /* For each reloc against a global symbol whose index was not known | |
385 | when the reloc was handled, the global hash table entry. */ | |
386 | struct coff_link_hash_entry **rel_hashes; | |
387 | }; | |
388 | ||
389 | /* Information that we pass around while doing the final link step. */ | |
390 | ||
391 | struct coff_final_link_info | |
392 | { | |
393 | /* General link information. */ | |
394 | struct bfd_link_info *info; | |
395 | /* Output BFD. */ | |
396 | bfd *output_bfd; | |
397 | /* Used to indicate failure in traversal routine. */ | |
398 | boolean failed; | |
399 | /* Hash table for long symbol names. */ | |
400 | struct bfd_strtab_hash *strtab; | |
401 | /* When doing a relocateable link, an array of information kept for | |
402 | each output section, indexed by the target_index field. */ | |
403 | struct coff_link_section_info *section_info; | |
404 | /* Symbol index of last C_FILE symbol (-1 if none). */ | |
405 | long last_file_index; | |
406 | /* Contents of last C_FILE symbol. */ | |
407 | struct internal_syment last_file; | |
408 | /* Hash table used to merge debug information. */ | |
409 | struct coff_debug_merge_hash_table debug_merge; | |
410 | /* Buffer large enough to hold swapped symbols of any input file. */ | |
411 | struct internal_syment *internal_syms; | |
412 | /* Buffer large enough to hold sections of symbols of any input file. */ | |
413 | asection **sec_ptrs; | |
414 | /* Buffer large enough to hold output indices of symbols of any | |
415 | input file. */ | |
416 | long *sym_indices; | |
417 | /* Buffer large enough to hold output symbols for any input file. */ | |
418 | bfd_byte *outsyms; | |
419 | /* Buffer large enough to hold external line numbers for any input | |
420 | section. */ | |
421 | bfd_byte *linenos; | |
422 | /* Buffer large enough to hold any input section. */ | |
423 | bfd_byte *contents; | |
424 | /* Buffer large enough to hold external relocs of any input section. */ | |
425 | bfd_byte *external_relocs; | |
426 | /* Buffer large enough to hold swapped relocs of any input section. */ | |
427 | struct internal_reloc *internal_relocs; | |
428 | }; | |
69645d10 | 429 | |
28a0c103 ILT |
430 | extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc |
431 | PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); | |
432 | extern boolean _bfd_coff_link_hash_table_init | |
433 | PARAMS ((struct coff_link_hash_table *, bfd *, | |
434 | struct bfd_hash_entry *(*) (struct bfd_hash_entry *, | |
435 | struct bfd_hash_table *, | |
436 | const char *))); | |
69645d10 ILT |
437 | extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create |
438 | PARAMS ((bfd *)); | |
a208a70f ILT |
439 | extern const char *_bfd_coff_internal_syment_name |
440 | PARAMS ((bfd *, const struct internal_syment *, char *)); | |
69645d10 ILT |
441 | extern boolean _bfd_coff_link_add_symbols |
442 | PARAMS ((bfd *, struct bfd_link_info *)); | |
443 | extern boolean _bfd_coff_final_link | |
444 | PARAMS ((bfd *, struct bfd_link_info *)); | |
e9614321 SC |
445 | extern struct internal_reloc *_bfd_coff_read_internal_relocs |
446 | PARAMS ((bfd *, asection *, boolean, bfd_byte *, boolean, | |
447 | struct internal_reloc *)); | |
448 | extern boolean _bfd_coff_generic_relocate_section | |
449 | PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, | |
450 | struct internal_reloc *, struct internal_syment *, asection **)); | |
28a0c103 | 451 | |
bdd2e7f1 | 452 | extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc |
13d1a4dd | 453 | PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); |
bdd2e7f1 | 454 | extern boolean _bfd_coff_write_global_sym |
13d1a4dd | 455 | PARAMS ((struct coff_link_hash_entry *, PTR)); |
bdd2e7f1 | 456 | extern boolean _bfd_coff_link_input_bfd |
13d1a4dd | 457 | PARAMS ((struct coff_final_link_info *, bfd *)); |
bdd2e7f1 | 458 | extern boolean _bfd_coff_reloc_link_order |
13d1a4dd KK |
459 | PARAMS ((bfd *, struct coff_final_link_info *, asection *, |
460 | struct bfd_link_order *)); | |
461 | ||
462 | ||
4fe6d901 KR |
463 | #define coff_get_section_contents_in_window \ |
464 | _bfd_generic_get_section_contents_in_window | |
465 | ||
28a0c103 ILT |
466 | /* Functions in xcofflink.c. */ |
467 | ||
468 | extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create | |
469 | PARAMS ((bfd *)); | |
470 | extern boolean _bfd_xcoff_bfd_link_add_symbols | |
471 | PARAMS ((bfd *, struct bfd_link_info *)); | |
472 | extern boolean _bfd_xcoff_bfd_final_link | |
473 | PARAMS ((bfd *, struct bfd_link_info *)); | |
474 | extern boolean _bfd_ppc_xcoff_relocate_section | |
475 | PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, | |
476 | struct internal_reloc *, struct internal_syment *, asection **)); | |
69645d10 | 477 | |
616ebcfd | 478 | /* And more taken from the source .. */ |
3c8a3c56 | 479 | |
326e32d7 | 480 | typedef struct coff_ptr_struct |
0cda46cf | 481 | { |
616ebcfd SC |
482 | |
483 | /* Remembers the offset from the first symbol in the file for | |
484 | this symbol. Generated by coff_renumber_symbols. */ | |
0cda46cf | 485 | unsigned int offset; |
616ebcfd | 486 | |
c8d672fe ILT |
487 | /* Should the value of this symbol be renumbered. Used for |
488 | XCOFF C_BSTAT symbols. Set by coff_slurp_symbol_table. */ | |
489 | unsigned int fix_value : 1; | |
490 | ||
616ebcfd SC |
491 | /* Should the tag field of this symbol be renumbered. |
492 | Created by coff_pointerize_aux. */ | |
c8d672fe | 493 | unsigned int fix_tag : 1; |
616ebcfd SC |
494 | |
495 | /* Should the endidx field of this symbol be renumbered. | |
496 | Created by coff_pointerize_aux. */ | |
c8d672fe ILT |
497 | unsigned int fix_end : 1; |
498 | ||
499 | /* Should the x_csect.x_scnlen field be renumbered. | |
0fc9ada9 | 500 | Created by coff_pointerize_aux. */ |
c8d672fe | 501 | unsigned int fix_scnlen : 1; |
49488f2b ILT |
502 | |
503 | /* Fix up an XCOFF C_BINCL/C_EINCL symbol. The value is the | |
504 | index into the line number entries. Set by | |
505 | coff_slurp_symbol_table. */ | |
506 | unsigned int fix_line : 1; | |
616ebcfd SC |
507 | |
508 | /* The container for the symbol structure as read and translated | |
509 | from the file. */ | |
510 | ||
0cda46cf SC |
511 | union { |
512 | union internal_auxent auxent; | |
513 | struct internal_syment syment; | |
514 | } u; | |
515 | } combined_entry_type; | |
616ebcfd SC |
516 | |
517 | ||
518 | /* Each canonical asymbol really looks like this: */ | |
519 | ||
0cda46cf SC |
520 | typedef struct coff_symbol_struct |
521 | { | |
07de8e96 KR |
522 | /* The actual symbol which the rest of BFD works with */ |
523 | asymbol symbol; | |
616ebcfd | 524 | |
07de8e96 KR |
525 | /* A pointer to the hidden information for this symbol */ |
526 | combined_entry_type *native; | |
c618de01 | 527 | |
07de8e96 KR |
528 | /* A pointer to the linenumber information for this symbol */ |
529 | struct lineno_cache_entry *lineno; | |
530 | ||
531 | /* Have the line numbers been relocated yet ? */ | |
532 | boolean done_lineno; | |
616ebcfd | 533 | } coff_symbol_type; |
326e32d7 | 534 | typedef struct |
075caafd | 535 | { |
07de8e96 | 536 | void (*_bfd_coff_swap_aux_in) PARAMS (( |
330595d0 | 537 | bfd *abfd, |
07de8e96 KR |
538 | PTR ext, |
539 | int type, | |
330595d0 ILT |
540 | int class, |
541 | int indaux, | |
542 | int numaux, | |
07de8e96 KR |
543 | PTR in)); |
544 | ||
545 | void (*_bfd_coff_swap_sym_in) PARAMS (( | |
546 | bfd *abfd , | |
547 | PTR ext, | |
548 | PTR in)); | |
549 | ||
550 | void (*_bfd_coff_swap_lineno_in) PARAMS (( | |
551 | bfd *abfd, | |
552 | PTR ext, | |
553 | PTR in)); | |
554 | ||
555 | unsigned int (*_bfd_coff_swap_aux_out) PARAMS (( | |
556 | bfd *abfd, | |
557 | PTR in, | |
558 | int type, | |
559 | int class, | |
330595d0 ILT |
560 | int indaux, |
561 | int numaux, | |
07de8e96 KR |
562 | PTR ext)); |
563 | ||
564 | unsigned int (*_bfd_coff_swap_sym_out) PARAMS (( | |
565 | bfd *abfd, | |
566 | PTR in, | |
567 | PTR ext)); | |
568 | ||
569 | unsigned int (*_bfd_coff_swap_lineno_out) PARAMS (( | |
570 | bfd *abfd, | |
571 | PTR in, | |
572 | PTR ext)); | |
573 | ||
574 | unsigned int (*_bfd_coff_swap_reloc_out) PARAMS (( | |
575 | bfd *abfd, | |
576 | PTR src, | |
577 | PTR dst)); | |
578 | ||
579 | unsigned int (*_bfd_coff_swap_filehdr_out) PARAMS (( | |
580 | bfd *abfd, | |
581 | PTR in, | |
582 | PTR out)); | |
583 | ||
584 | unsigned int (*_bfd_coff_swap_aouthdr_out) PARAMS (( | |
585 | bfd *abfd, | |
586 | PTR in, | |
587 | PTR out)); | |
588 | ||
589 | unsigned int (*_bfd_coff_swap_scnhdr_out) PARAMS (( | |
590 | bfd *abfd, | |
591 | PTR in, | |
592 | PTR out)); | |
593 | ||
075caafd ILT |
594 | unsigned int _bfd_filhsz; |
595 | unsigned int _bfd_aoutsz; | |
596 | unsigned int _bfd_scnhsz; | |
597 | unsigned int _bfd_symesz; | |
598 | unsigned int _bfd_auxesz; | |
69645d10 | 599 | unsigned int _bfd_relsz; |
075caafd ILT |
600 | unsigned int _bfd_linesz; |
601 | boolean _bfd_coff_long_filenames; | |
602 | void (*_bfd_coff_swap_filehdr_in) PARAMS (( | |
603 | bfd *abfd, | |
604 | PTR ext, | |
605 | PTR in)); | |
606 | void (*_bfd_coff_swap_aouthdr_in) PARAMS (( | |
607 | bfd *abfd, | |
608 | PTR ext, | |
609 | PTR in)); | |
610 | void (*_bfd_coff_swap_scnhdr_in) PARAMS (( | |
611 | bfd *abfd, | |
612 | PTR ext, | |
613 | PTR in)); | |
69645d10 ILT |
614 | void (*_bfd_coff_swap_reloc_in) PARAMS (( |
615 | bfd *abfd, | |
616 | PTR ext, | |
617 | PTR in)); | |
075caafd ILT |
618 | boolean (*_bfd_coff_bad_format_hook) PARAMS (( |
619 | bfd *abfd, | |
620 | PTR internal_filehdr)); | |
621 | boolean (*_bfd_coff_set_arch_mach_hook) PARAMS (( | |
622 | bfd *abfd, | |
623 | PTR internal_filehdr)); | |
624 | PTR (*_bfd_coff_mkobject_hook) PARAMS (( | |
625 | bfd *abfd, | |
85fe7cff PB |
626 | PTR internal_filehdr, |
627 | PTR internal_aouthdr)); | |
075caafd ILT |
628 | flagword (*_bfd_styp_to_sec_flags_hook) PARAMS (( |
629 | bfd *abfd, | |
e8fbe6d9 ILT |
630 | PTR internal_scnhdr, |
631 | const char *name)); | |
075caafd ILT |
632 | void (*_bfd_set_alignment_hook) PARAMS (( |
633 | bfd *abfd, | |
634 | asection *sec, | |
635 | PTR internal_scnhdr)); | |
636 | boolean (*_bfd_coff_slurp_symbol_table) PARAMS (( | |
637 | bfd *abfd)); | |
638 | boolean (*_bfd_coff_symname_in_debug) PARAMS (( | |
639 | bfd *abfd, | |
640 | struct internal_syment *sym)); | |
c80cc833 ILT |
641 | boolean (*_bfd_coff_pointerize_aux_hook) PARAMS (( |
642 | bfd *abfd, | |
643 | combined_entry_type *table_base, | |
644 | combined_entry_type *symbol, | |
645 | unsigned int indaux, | |
646 | combined_entry_type *aux)); | |
0fc9ada9 ILT |
647 | boolean (*_bfd_coff_print_aux) PARAMS (( |
648 | bfd *abfd, | |
649 | FILE *file, | |
650 | combined_entry_type *table_base, | |
651 | combined_entry_type *symbol, | |
652 | combined_entry_type *aux, | |
653 | unsigned int indaux)); | |
075caafd ILT |
654 | void (*_bfd_coff_reloc16_extra_cases) PARAMS (( |
655 | bfd *abfd, | |
330595d0 ILT |
656 | struct bfd_link_info *link_info, |
657 | struct bfd_link_order *link_order, | |
075caafd ILT |
658 | arelent *reloc, |
659 | bfd_byte *data, | |
660 | unsigned int *src_ptr, | |
661 | unsigned int *dst_ptr)); | |
330595d0 | 662 | int (*_bfd_coff_reloc16_estimate) PARAMS (( |
326e32d7 | 663 | bfd *abfd, |
330595d0 | 664 | asection *input_section, |
330595d0 ILT |
665 | arelent *r, |
666 | unsigned int shrink, | |
667 | struct bfd_link_info *link_info)); | |
69645d10 ILT |
668 | boolean (*_bfd_coff_sym_is_global) PARAMS (( |
669 | bfd *abfd, | |
670 | struct internal_syment *)); | |
671 | void (*_bfd_coff_compute_section_file_positions) PARAMS (( | |
672 | bfd *abfd)); | |
a208a70f ILT |
673 | boolean (*_bfd_coff_start_final_link) PARAMS (( |
674 | bfd *output_bfd, | |
675 | struct bfd_link_info *info)); | |
69645d10 ILT |
676 | boolean (*_bfd_coff_relocate_section) PARAMS (( |
677 | bfd *output_bfd, | |
678 | struct bfd_link_info *info, | |
679 | bfd *input_bfd, | |
680 | asection *input_section, | |
681 | bfd_byte *contents, | |
682 | struct internal_reloc *relocs, | |
683 | struct internal_syment *syms, | |
684 | asection **sections)); | |
e9614321 SC |
685 | reloc_howto_type *(*_bfd_coff_rtype_to_howto) PARAMS (( |
686 | bfd *abfd, | |
687 | asection *sec, | |
688 | struct internal_reloc *rel, | |
689 | struct coff_link_hash_entry *h, | |
690 | struct internal_syment *sym, | |
691 | bfd_vma *addendp)); | |
692 | boolean (*_bfd_coff_adjust_symndx) PARAMS (( | |
693 | bfd *obfd, | |
694 | struct bfd_link_info *info, | |
695 | bfd *ibfd, | |
696 | asection *sec, | |
697 | struct internal_reloc *reloc, | |
698 | boolean *adjustedp)); | |
d19df9b5 ILT |
699 | boolean (*_bfd_coff_link_add_one_symbol) PARAMS (( |
700 | struct bfd_link_info *info, | |
701 | bfd *abfd, | |
702 | const char *name, | |
703 | flagword flags, | |
704 | asection *section, | |
705 | bfd_vma value, | |
706 | const char *string, | |
707 | boolean copy, | |
708 | boolean collect, | |
709 | struct bfd_link_hash_entry **hashp)); | |
330595d0 | 710 | |
07de8e96 KR |
711 | } bfd_coff_backend_data; |
712 | ||
07de8e96 KR |
713 | #define coff_backend_info(abfd) ((bfd_coff_backend_data *) (abfd)->xvec->backend_data) |
714 | ||
330595d0 ILT |
715 | #define bfd_coff_swap_aux_in(a,e,t,c,ind,num,i) \ |
716 | ((coff_backend_info (a)->_bfd_coff_swap_aux_in) (a,e,t,c,ind,num,i)) | |
07de8e96 KR |
717 | |
718 | #define bfd_coff_swap_sym_in(a,e,i) \ | |
719 | ((coff_backend_info (a)->_bfd_coff_swap_sym_in) (a,e,i)) | |
720 | ||
721 | #define bfd_coff_swap_lineno_in(a,e,i) \ | |
722 | ((coff_backend_info ( a)->_bfd_coff_swap_lineno_in) (a,e,i)) | |
723 | ||
724 | #define bfd_coff_swap_reloc_out(abfd, i, o) \ | |
725 | ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_out) (abfd, i, o)) | |
726 | ||
727 | #define bfd_coff_swap_lineno_out(abfd, i, o) \ | |
728 | ((coff_backend_info (abfd)->_bfd_coff_swap_lineno_out) (abfd, i, o)) | |
729 | ||
330595d0 ILT |
730 | #define bfd_coff_swap_aux_out(a,i,t,c,ind,num,o) \ |
731 | ((coff_backend_info (a)->_bfd_coff_swap_aux_out) (a,i,t,c,ind,num,o)) | |
07de8e96 KR |
732 | |
733 | #define bfd_coff_swap_sym_out(abfd, i,o) \ | |
734 | ((coff_backend_info (abfd)->_bfd_coff_swap_sym_out) (abfd, i, o)) | |
735 | ||
736 | #define bfd_coff_swap_scnhdr_out(abfd, i,o) \ | |
737 | ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_out) (abfd, i, o)) | |
738 | ||
739 | #define bfd_coff_swap_filehdr_out(abfd, i,o) \ | |
740 | ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_out) (abfd, i, o)) | |
741 | ||
742 | #define bfd_coff_swap_aouthdr_out(abfd, i,o) \ | |
743 | ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_out) (abfd, i, o)) | |
744 | ||
075caafd ILT |
745 | #define bfd_coff_filhsz(abfd) (coff_backend_info (abfd)->_bfd_filhsz) |
746 | #define bfd_coff_aoutsz(abfd) (coff_backend_info (abfd)->_bfd_aoutsz) | |
747 | #define bfd_coff_scnhsz(abfd) (coff_backend_info (abfd)->_bfd_scnhsz) | |
748 | #define bfd_coff_symesz(abfd) (coff_backend_info (abfd)->_bfd_symesz) | |
749 | #define bfd_coff_auxesz(abfd) (coff_backend_info (abfd)->_bfd_auxesz) | |
69645d10 | 750 | #define bfd_coff_relsz(abfd) (coff_backend_info (abfd)->_bfd_relsz) |
075caafd ILT |
751 | #define bfd_coff_linesz(abfd) (coff_backend_info (abfd)->_bfd_linesz) |
752 | #define bfd_coff_long_filenames(abfd) (coff_backend_info (abfd)->_bfd_coff_long_filenames) | |
753 | #define bfd_coff_swap_filehdr_in(abfd, i,o) \ | |
754 | ((coff_backend_info (abfd)->_bfd_coff_swap_filehdr_in) (abfd, i, o)) | |
755 | ||
756 | #define bfd_coff_swap_aouthdr_in(abfd, i,o) \ | |
757 | ((coff_backend_info (abfd)->_bfd_coff_swap_aouthdr_in) (abfd, i, o)) | |
758 | ||
759 | #define bfd_coff_swap_scnhdr_in(abfd, i,o) \ | |
760 | ((coff_backend_info (abfd)->_bfd_coff_swap_scnhdr_in) (abfd, i, o)) | |
761 | ||
69645d10 ILT |
762 | #define bfd_coff_swap_reloc_in(abfd, i, o) \ |
763 | ((coff_backend_info (abfd)->_bfd_coff_swap_reloc_in) (abfd, i, o)) | |
764 | ||
075caafd ILT |
765 | #define bfd_coff_bad_format_hook(abfd, filehdr) \ |
766 | ((coff_backend_info (abfd)->_bfd_coff_bad_format_hook) (abfd, filehdr)) | |
767 | ||
768 | #define bfd_coff_set_arch_mach_hook(abfd, filehdr)\ | |
769 | ((coff_backend_info (abfd)->_bfd_coff_set_arch_mach_hook) (abfd, filehdr)) | |
85fe7cff PB |
770 | #define bfd_coff_mkobject_hook(abfd, filehdr, aouthdr)\ |
771 | ((coff_backend_info (abfd)->_bfd_coff_mkobject_hook) (abfd, filehdr, aouthdr)) | |
075caafd | 772 | |
e8fbe6d9 ILT |
773 | #define bfd_coff_styp_to_sec_flags_hook(abfd, scnhdr, name)\ |
774 | ((coff_backend_info (abfd)->_bfd_styp_to_sec_flags_hook) (abfd, scnhdr, name)) | |
075caafd | 775 | |
075caafd ILT |
776 | #define bfd_coff_set_alignment_hook(abfd, sec, scnhdr)\ |
777 | ((coff_backend_info (abfd)->_bfd_set_alignment_hook) (abfd, sec, scnhdr)) | |
778 | ||
779 | #define bfd_coff_slurp_symbol_table(abfd)\ | |
780 | ((coff_backend_info (abfd)->_bfd_coff_slurp_symbol_table) (abfd)) | |
781 | ||
782 | #define bfd_coff_symname_in_debug(abfd, sym)\ | |
783 | ((coff_backend_info (abfd)->_bfd_coff_symname_in_debug) (abfd, sym)) | |
784 | ||
0fc9ada9 ILT |
785 | #define bfd_coff_print_aux(abfd, file, base, symbol, aux, indaux)\ |
786 | ((coff_backend_info (abfd)->_bfd_coff_print_aux)\ | |
787 | (abfd, file, base, symbol, aux, indaux)) | |
788 | ||
330595d0 | 789 | #define bfd_coff_reloc16_extra_cases(abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)\ |
075caafd | 790 | ((coff_backend_info (abfd)->_bfd_coff_reloc16_extra_cases)\ |
330595d0 ILT |
791 | (abfd, link_info, link_order, reloc, data, src_ptr, dst_ptr)) |
792 | ||
326e32d7 | 793 | #define bfd_coff_reloc16_estimate(abfd, section, reloc, shrink, link_info)\ |
330595d0 | 794 | ((coff_backend_info (abfd)->_bfd_coff_reloc16_estimate)\ |
326e32d7 ILT |
795 | (abfd, section, reloc, shrink, link_info)) |
796 | ||
69645d10 ILT |
797 | #define bfd_coff_sym_is_global(abfd, sym)\ |
798 | ((coff_backend_info (abfd)->_bfd_coff_sym_is_global)\ | |
799 | (abfd, sym)) | |
800 | ||
801 | #define bfd_coff_compute_section_file_positions(abfd)\ | |
802 | ((coff_backend_info (abfd)->_bfd_coff_compute_section_file_positions)\ | |
803 | (abfd)) | |
804 | ||
a208a70f ILT |
805 | #define bfd_coff_start_final_link(obfd, info)\ |
806 | ((coff_backend_info (obfd)->_bfd_coff_start_final_link)\ | |
807 | (obfd, info)) | |
69645d10 ILT |
808 | #define bfd_coff_relocate_section(obfd,info,ibfd,o,con,rel,isyms,secs)\ |
809 | ((coff_backend_info (ibfd)->_bfd_coff_relocate_section)\ | |
810 | (obfd, info, ibfd, o, con, rel, isyms, secs)) | |
e9614321 SC |
811 | #define bfd_coff_rtype_to_howto(abfd, sec, rel, h, sym, addendp)\ |
812 | ((coff_backend_info (abfd)->_bfd_coff_rtype_to_howto)\ | |
813 | (abfd, sec, rel, h, sym, addendp)) | |
814 | #define bfd_coff_adjust_symndx(obfd, info, ibfd, sec, rel, adjustedp)\ | |
815 | ((coff_backend_info (abfd)->_bfd_coff_adjust_symndx)\ | |
816 | (obfd, info, ibfd, sec, rel, adjustedp)) | |
b48f10ba | 817 | #define bfd_coff_link_add_one_symbol(info, abfd, name, flags, section, value, string, cp, coll, hashp)\ |
d19df9b5 ILT |
818 | ((coff_backend_info (abfd)->_bfd_coff_link_add_one_symbol)\ |
819 | (info, abfd, name, flags, section, value, string, cp, coll, hashp)) | |
69645d10 | 820 |