Commit | Line | Data |
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252b5132 | 1 | /* ldlang.h - linker command language support |
82704155 | 2 | Copyright (C) 1991-2019 Free Software Foundation, Inc. |
5cc18311 | 3 | |
f96b4a7b | 4 | This file is part of the GNU Binutils. |
5cc18311 | 5 | |
f96b4a7b | 6 | This program is free software; you can redistribute it and/or modify |
252b5132 | 7 | it under the terms of the GNU General Public License as published by |
f96b4a7b NC |
8 | the Free Software Foundation; either version 3 of the License, or |
9 | (at your option) any later version. | |
5cc18311 | 10 | |
f96b4a7b | 11 | This program is distributed in the hope that it will be useful, |
252b5132 RH |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
5cc18311 | 15 | |
252b5132 | 16 | You should have received a copy of the GNU General Public License |
f96b4a7b NC |
17 | along with this program; if not, write to the Free Software |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
19 | MA 02110-1301, USA. */ | |
252b5132 RH |
20 | |
21 | #ifndef LDLANG_H | |
22 | #define LDLANG_H | |
23 | ||
a747ee4d NC |
24 | #define DEFAULT_MEMORY_REGION "*default*" |
25 | ||
6bdafbeb NC |
26 | typedef enum |
27 | { | |
252b5132 RH |
28 | lang_input_file_is_l_enum, |
29 | lang_input_file_is_symbols_only_enum, | |
30 | lang_input_file_is_marker_enum, | |
31 | lang_input_file_is_fake_enum, | |
32 | lang_input_file_is_search_file_enum, | |
33 | lang_input_file_is_file_enum | |
34 | } lang_input_file_enum_type; | |
35 | ||
6bdafbeb NC |
36 | struct _fill_type |
37 | { | |
2c382fb6 AM |
38 | size_t size; |
39 | unsigned char data[1]; | |
40 | }; | |
89cdebba | 41 | |
6bdafbeb NC |
42 | typedef struct statement_list |
43 | { | |
4a93e180 NC |
44 | union lang_statement_union * head; |
45 | union lang_statement_union ** tail; | |
252b5132 RH |
46 | } lang_statement_list_type; |
47 | ||
4a93e180 NC |
48 | typedef struct memory_region_name_struct |
49 | { | |
50 | const char * name; | |
51 | struct memory_region_name_struct * next; | |
52 | } lang_memory_region_name; | |
53 | ||
6bdafbeb NC |
54 | typedef struct memory_region_struct |
55 | { | |
4a93e180 | 56 | lang_memory_region_name name_list; |
252b5132 | 57 | struct memory_region_struct *next; |
cc9ad334 | 58 | union etree_union *origin_exp; |
252b5132 RH |
59 | bfd_vma origin; |
60 | bfd_size_type length; | |
cc9ad334 | 61 | union etree_union *length_exp; |
252b5132 | 62 | bfd_vma current; |
66e28d60 | 63 | union lang_statement_union *last_os; |
252b5132 RH |
64 | flagword flags; |
65 | flagword not_flags; | |
b34976b6 | 66 | bfd_boolean had_full_message; |
89cdebba KH |
67 | } lang_memory_region_type; |
68 | ||
1e9cc1c2 NC |
69 | enum statement_enum |
70 | { | |
1e9cc1c2 | 71 | lang_address_statement_enum, |
dc02848a | 72 | lang_assignment_statement_enum, |
1e9cc1c2 | 73 | lang_data_statement_enum, |
dc02848a | 74 | lang_fill_statement_enum, |
1e9cc1c2 | 75 | lang_group_statement_enum, |
dc02848a AM |
76 | lang_input_section_enum, |
77 | lang_input_statement_enum, | |
1e9cc1c2 | 78 | lang_insert_statement_enum, |
dc02848a AM |
79 | lang_output_section_statement_enum, |
80 | lang_output_statement_enum, | |
81 | lang_padding_statement_enum, | |
82 | lang_reloc_statement_enum, | |
83 | lang_target_statement_enum, | |
84 | lang_wild_statement_enum, | |
85 | lang_constructors_statement_enum, | |
86 | lang_object_symbols_statement_enum | |
1e9cc1c2 NC |
87 | }; |
88 | ||
6bdafbeb NC |
89 | typedef struct lang_statement_header_struct |
90 | { | |
e368bf56 | 91 | /* Next pointer for statement_list statement list. */ |
89cdebba | 92 | union lang_statement_union *next; |
1e9cc1c2 | 93 | enum statement_enum type; |
252b5132 RH |
94 | } lang_statement_header_type; |
95 | ||
6bdafbeb NC |
96 | typedef struct |
97 | { | |
252b5132 RH |
98 | lang_statement_header_type header; |
99 | union etree_union *exp; | |
100 | } lang_assignment_statement_type; | |
101 | ||
6bdafbeb NC |
102 | typedef struct lang_target_statement_struct |
103 | { | |
252b5132 RH |
104 | lang_statement_header_type header; |
105 | const char *target; | |
106 | } lang_target_statement_type; | |
107 | ||
6bdafbeb NC |
108 | typedef struct lang_output_statement_struct |
109 | { | |
252b5132 RH |
110 | lang_statement_header_type header; |
111 | const char *name; | |
112 | } lang_output_statement_type; | |
113 | ||
114 | /* Section types specified in a linker script. */ | |
115 | ||
6bdafbeb NC |
116 | enum section_type |
117 | { | |
252b5132 | 118 | normal_section, |
7b243801 | 119 | first_overlay_section, |
152d792f | 120 | overlay_section, |
252b5132 | 121 | noload_section, |
02a38f92 | 122 | noalloc_section |
252b5132 RH |
123 | }; |
124 | ||
6bdafbeb NC |
125 | /* This structure holds a list of program headers describing |
126 | segments in which this section should be placed. */ | |
252b5132 | 127 | |
6bdafbeb NC |
128 | typedef struct lang_output_section_phdr_list |
129 | { | |
252b5132 RH |
130 | struct lang_output_section_phdr_list *next; |
131 | const char *name; | |
b34976b6 | 132 | bfd_boolean used; |
6bdafbeb | 133 | } lang_output_section_phdr_list; |
252b5132 | 134 | |
6bdafbeb NC |
135 | typedef struct lang_output_section_statement_struct |
136 | { | |
252b5132 | 137 | lang_statement_header_type header; |
252b5132 | 138 | lang_statement_list_type children; |
afd7a018 | 139 | struct lang_output_section_statement_struct *next; |
218868ba | 140 | struct lang_output_section_statement_struct *prev; |
252b5132 | 141 | const char *name; |
252b5132 | 142 | asection *bfd_section; |
6bdafbeb NC |
143 | lang_memory_region_type *region; |
144 | lang_memory_region_type *lma_region; | |
2c382fb6 | 145 | fill_type *fill; |
7fabd029 | 146 | union etree_union *addr_tree; |
252b5132 | 147 | union etree_union *load_base; |
3d9c8f6b AM |
148 | union etree_union *section_alignment; |
149 | union etree_union *subsection_alignment; | |
252b5132 | 150 | |
9f88b410 RS |
151 | /* If non-null, an expression to evaluate after setting the section's |
152 | size. The expression is evaluated inside REGION (above) with '.' | |
153 | set to the end of the section. Used in the last overlay section | |
154 | to move '.' past all the overlaid sections. */ | |
155 | union etree_union *update_dot_tree; | |
156 | ||
6bdafbeb | 157 | lang_output_section_phdr_list *phdrs; |
7fabd029 AM |
158 | |
159 | unsigned int block_value; | |
7fabd029 AM |
160 | int constraint; |
161 | flagword flags; | |
162 | enum section_type sectype; | |
cde9e0be AM |
163 | unsigned int processed_vma : 1; |
164 | unsigned int processed_lma : 1; | |
7fabd029 | 165 | unsigned int all_input_readonly : 1; |
49c13adb | 166 | /* If this section should be ignored. */ |
e4492aa0 | 167 | unsigned int ignored : 1; |
6d8bf25d | 168 | /* If this section should update "dot". Prevents section being ignored. */ |
e4492aa0 | 169 | unsigned int update_dot : 1; |
d2667025 AM |
170 | /* If this section is after assignment to _end. */ |
171 | unsigned int after_end : 1; | |
1eec346e NC |
172 | /* If this section uses the alignment of its input sections. */ |
173 | unsigned int align_lma_with_input : 1; | |
252b5132 RH |
174 | } lang_output_section_statement_type; |
175 | ||
6bdafbeb NC |
176 | typedef struct |
177 | { | |
252b5132 | 178 | lang_statement_header_type header; |
2c382fb6 | 179 | fill_type *fill; |
252b5132 RH |
180 | int size; |
181 | asection *output_section; | |
182 | } lang_fill_statement_type; | |
183 | ||
6bdafbeb NC |
184 | typedef struct |
185 | { | |
252b5132 RH |
186 | lang_statement_header_type header; |
187 | unsigned int type; | |
89cdebba | 188 | union etree_union *exp; |
252b5132 RH |
189 | bfd_vma value; |
190 | asection *output_section; | |
7fabd029 | 191 | bfd_vma output_offset; |
252b5132 RH |
192 | } lang_data_statement_type; |
193 | ||
194 | /* Generate a reloc in the output file. */ | |
195 | ||
6bdafbeb NC |
196 | typedef struct |
197 | { | |
252b5132 RH |
198 | lang_statement_header_type header; |
199 | ||
200 | /* Reloc to generate. */ | |
201 | bfd_reloc_code_real_type reloc; | |
202 | ||
203 | /* Reloc howto structure. */ | |
204 | reloc_howto_type *howto; | |
205 | ||
6bdafbeb NC |
206 | /* Section to generate reloc against. |
207 | Exactly one of section and name must be NULL. */ | |
252b5132 RH |
208 | asection *section; |
209 | ||
6bdafbeb NC |
210 | /* Name of symbol to generate reloc against. |
211 | Exactly one of section and name must be NULL. */ | |
252b5132 RH |
212 | const char *name; |
213 | ||
214 | /* Expression for addend. */ | |
215 | union etree_union *addend_exp; | |
216 | ||
217 | /* Resolved addend. */ | |
218 | bfd_vma addend_value; | |
219 | ||
220 | /* Output section where reloc should be performed. */ | |
221 | asection *output_section; | |
222 | ||
7fabd029 AM |
223 | /* Offset within output section. */ |
224 | bfd_vma output_offset; | |
252b5132 RH |
225 | } lang_reloc_statement_type; |
226 | ||
66be1055 | 227 | struct lang_input_statement_flags |
6bdafbeb | 228 | { |
66be1055 | 229 | /* 1 means this file was specified in a -l option. */ |
b7f95647 | 230 | unsigned int maybe_archive : 1; |
5cc18311 | 231 | |
d4ae5fb0 AM |
232 | /* 1 means this file was specified in a -l:namespec option. */ |
233 | unsigned int full_name_provided : 1; | |
234 | ||
252b5132 | 235 | /* 1 means search a set of directories for this file. */ |
66be1055 | 236 | unsigned int search_dirs : 1; |
5cc18311 | 237 | |
f4a23d42 | 238 | /* 1 means this was found when processing a script in the sysroot. */ |
409d7240 | 239 | unsigned int sysrooted : 1; |
e3f2db7f | 240 | |
252b5132 RH |
241 | /* 1 means this is base file of incremental load. |
242 | Do not load this file's text or data. | |
5cc18311 | 243 | Also default text_start to after this file's bss. */ |
66be1055 | 244 | unsigned int just_syms : 1; |
252b5132 RH |
245 | |
246 | /* Whether to search for this entry as a dynamic archive. */ | |
409d7240 | 247 | unsigned int dynamic : 1; |
252b5132 | 248 | |
15fc2e13 AM |
249 | /* Set if a DT_NEEDED tag should be added not just for the dynamic library |
250 | explicitly given by this entry but also for any dynamic libraries in | |
251 | this entry's needed list. */ | |
ddbb8a31 | 252 | unsigned int add_DT_NEEDED_for_dynamic : 1; |
e56f61be | 253 | |
15fc2e13 AM |
254 | /* Set if this entry should cause a DT_NEEDED tag only when some |
255 | regular file references its symbols (ie. --as-needed is in effect). */ | |
ddbb8a31 | 256 | unsigned int add_DT_NEEDED_for_regular : 1; |
4a43e768 | 257 | |
252b5132 | 258 | /* Whether to include the entire contents of an archive. */ |
409d7240 | 259 | unsigned int whole_archive : 1; |
252b5132 | 260 | |
c4b78195 | 261 | /* Set when bfd opening is successful. */ |
409d7240 | 262 | unsigned int loaded : 1; |
5cc18311 | 263 | |
409d7240 | 264 | unsigned int real : 1; |
c4b78195 NC |
265 | |
266 | /* Set if the file does not exist. */ | |
267 | unsigned int missing_file : 1; | |
5d3236ee | 268 | |
e77620a5 AM |
269 | /* Set if reloading an archive or --as-needed lib. */ |
270 | unsigned int reload : 1; | |
271 | ||
8543fde5 | 272 | #ifdef ENABLE_PLUGINS |
5d3236ee DK |
273 | /* Set if the file was claimed by a plugin. */ |
274 | unsigned int claimed : 1; | |
275 | ||
8543fde5 DK |
276 | /* Set if the file was claimed from an archive. */ |
277 | unsigned int claim_archive : 1; | |
ce875075 AM |
278 | |
279 | /* Set if added by the lto plugin add_input_file callback. */ | |
280 | unsigned int lto_output : 1; | |
8543fde5 | 281 | #endif /* ENABLE_PLUGINS */ |
26278bb8 UD |
282 | |
283 | /* Head of list of pushed flags. */ | |
284 | struct lang_input_statement_flags *pushed; | |
66be1055 AM |
285 | }; |
286 | ||
287 | typedef struct lang_input_statement_struct | |
288 | { | |
289 | lang_statement_header_type header; | |
290 | /* Name of this file. */ | |
291 | const char *filename; | |
292 | /* Name to use for the symbol giving address of text start. | |
293 | Usually the same as filename, but for a file spec'd with | |
294 | -l this is the -l switch itself rather than the filename. */ | |
295 | const char *local_sym_name; | |
296 | ||
297 | bfd *the_bfd; | |
298 | ||
299 | struct flag_info *section_flag_list; | |
300 | ||
e368bf56 | 301 | /* Next pointer for file_chain statement list. */ |
36983a93 | 302 | struct lang_input_statement_struct *next; |
66be1055 | 303 | |
e368bf56 | 304 | /* Next pointer for input_file_chain statement list. */ |
36983a93 | 305 | struct lang_input_statement_struct *next_real_file; |
66be1055 AM |
306 | |
307 | const char *target; | |
8543fde5 | 308 | |
66be1055 | 309 | struct lang_input_statement_flags flags; |
252b5132 RH |
310 | } lang_input_statement_type; |
311 | ||
6bdafbeb NC |
312 | typedef struct |
313 | { | |
252b5132 RH |
314 | lang_statement_header_type header; |
315 | asection *section; | |
5cc18311 | 316 | } lang_input_section_type; |
252b5132 | 317 | |
7dd9c6eb AM |
318 | struct map_symbol_def { |
319 | struct bfd_link_hash_entry *entry; | |
320 | struct map_symbol_def *next; | |
321 | }; | |
322 | ||
6fcc66ab AM |
323 | /* For input sections, when writing a map file: head / tail of a linked |
324 | list of hash table entries for symbols defined in this section. */ | |
325 | typedef struct input_section_userdata_struct | |
326 | { | |
327 | struct map_symbol_def *map_symbol_def_head; | |
328 | struct map_symbol_def **map_symbol_def_tail; | |
329 | unsigned long map_symbol_def_count; | |
330 | } input_section_userdata_type; | |
331 | ||
00f93c44 AM |
332 | static inline bfd_boolean |
333 | bfd_input_just_syms (const bfd *abfd) | |
334 | { | |
335 | lang_input_statement_type *is = bfd_usrdata (abfd); | |
336 | return is != NULL && is->flags.just_syms; | |
337 | } | |
6fcc66ab | 338 | |
72223188 JJ |
339 | typedef struct lang_wild_statement_struct lang_wild_statement_type; |
340 | ||
341 | typedef void (*callback_t) (lang_wild_statement_type *, struct wildcard_list *, | |
b9c361e0 JL |
342 | asection *, struct flag_info *, |
343 | lang_input_statement_type *, void *); | |
72223188 JJ |
344 | |
345 | typedef void (*walk_wild_section_handler_t) (lang_wild_statement_type *, | |
346 | lang_input_statement_type *, | |
347 | callback_t callback, | |
348 | void *data); | |
349 | ||
390fbbf1 AM |
350 | typedef bfd_boolean (*lang_match_sec_type_func) (bfd *, const asection *, |
351 | bfd *, const asection *); | |
352 | ||
e6f2cbf5 L |
353 | /* Binary search tree structure to efficiently sort sections by |
354 | name. */ | |
355 | typedef struct lang_section_bst | |
356 | { | |
357 | asection *section; | |
358 | struct lang_section_bst *left; | |
359 | struct lang_section_bst *right; | |
360 | } lang_section_bst_type; | |
361 | ||
72223188 | 362 | struct lang_wild_statement_struct |
6bdafbeb | 363 | { |
252b5132 | 364 | lang_statement_header_type header; |
252b5132 | 365 | const char *filename; |
b34976b6 | 366 | bfd_boolean filenames_sorted; |
b6bf44ba | 367 | struct wildcard_list *section_list; |
b34976b6 | 368 | bfd_boolean keep_sections; |
252b5132 | 369 | lang_statement_list_type children; |
8f1732fc | 370 | struct name_list *exclude_name_list; |
72223188 JJ |
371 | |
372 | walk_wild_section_handler_t walk_wild_section_handler; | |
373 | struct wildcard_list *handler_data[4]; | |
e6f2cbf5 | 374 | lang_section_bst_type *tree; |
ae17ab41 | 375 | struct flag_info *section_flag_list; |
72223188 | 376 | }; |
252b5132 | 377 | |
6bdafbeb NC |
378 | typedef struct lang_address_statement_struct |
379 | { | |
252b5132 | 380 | lang_statement_header_type header; |
89cdebba KH |
381 | const char *section_name; |
382 | union etree_union *address; | |
ba916c8a | 383 | const segment_type *segment; |
252b5132 RH |
384 | } lang_address_statement_type; |
385 | ||
6bdafbeb NC |
386 | typedef struct |
387 | { | |
252b5132 RH |
388 | lang_statement_header_type header; |
389 | bfd_vma output_offset; | |
1a69ff95 | 390 | bfd_size_type size; |
252b5132 | 391 | asection *output_section; |
2c382fb6 | 392 | fill_type *fill; |
252b5132 RH |
393 | } lang_padding_statement_type; |
394 | ||
395 | /* A group statement collects a set of libraries together. The | |
396 | libraries are searched multiple times, until no new undefined | |
397 | symbols are found. The effect is to search a group of libraries as | |
398 | though they were a single library. */ | |
399 | ||
6bdafbeb NC |
400 | typedef struct |
401 | { | |
252b5132 RH |
402 | lang_statement_header_type header; |
403 | lang_statement_list_type children; | |
404 | } lang_group_statement_type; | |
405 | ||
53d25da6 AM |
406 | typedef struct |
407 | { | |
408 | lang_statement_header_type header; | |
409 | const char *where; | |
410 | bfd_boolean is_before; | |
411 | } lang_insert_statement_type; | |
412 | ||
6bdafbeb NC |
413 | typedef union lang_statement_union |
414 | { | |
252b5132 | 415 | lang_statement_header_type header; |
252b5132 | 416 | lang_address_statement_type address_statement; |
252b5132 | 417 | lang_assignment_statement_type assignment_statement; |
dc02848a | 418 | lang_data_statement_type data_statement; |
252b5132 | 419 | lang_fill_statement_type fill_statement; |
252b5132 | 420 | lang_group_statement_type group_statement; |
dc02848a AM |
421 | lang_input_section_type input_section; |
422 | lang_input_statement_type input_statement; | |
53d25da6 | 423 | lang_insert_statement_type insert_statement; |
dc02848a AM |
424 | lang_output_section_statement_type output_section_statement; |
425 | lang_output_statement_type output_statement; | |
426 | lang_padding_statement_type padding_statement; | |
427 | lang_reloc_statement_type reloc_statement; | |
428 | lang_target_statement_type target_statement; | |
429 | lang_wild_statement_type wild_statement; | |
252b5132 RH |
430 | } lang_statement_union_type; |
431 | ||
432 | /* This structure holds information about a program header, from the | |
433 | PHDRS command in the linker script. */ | |
434 | ||
6bdafbeb NC |
435 | struct lang_phdr |
436 | { | |
252b5132 RH |
437 | struct lang_phdr *next; |
438 | const char *name; | |
439 | unsigned long type; | |
b34976b6 AM |
440 | bfd_boolean filehdr; |
441 | bfd_boolean phdrs; | |
252b5132 RH |
442 | etree_type *at; |
443 | etree_type *flags; | |
444 | }; | |
445 | ||
446 | /* This structure is used to hold a list of sections which may not | |
447 | cross reference each other. */ | |
448 | ||
6bdafbeb NC |
449 | typedef struct lang_nocrossref |
450 | { | |
252b5132 RH |
451 | struct lang_nocrossref *next; |
452 | const char *name; | |
6bdafbeb | 453 | } lang_nocrossref_type; |
252b5132 RH |
454 | |
455 | /* The list of nocrossref lists. */ | |
456 | ||
6bdafbeb NC |
457 | struct lang_nocrossrefs |
458 | { | |
252b5132 | 459 | struct lang_nocrossrefs *next; |
6bdafbeb | 460 | lang_nocrossref_type *list; |
cdf96953 | 461 | bfd_boolean onlyfirst; |
252b5132 RH |
462 | }; |
463 | ||
577a0623 AM |
464 | /* This structure is used to hold a list of input section names which |
465 | will not match an output section in the linker script. */ | |
466 | ||
6bdafbeb NC |
467 | struct unique_sections |
468 | { | |
577a0623 AM |
469 | struct unique_sections *next; |
470 | const char *name; | |
471 | }; | |
472 | ||
afd7a018 AM |
473 | /* Used by place_orphan to keep track of orphan sections and statements. */ |
474 | ||
4a93e180 NC |
475 | struct orphan_save |
476 | { | |
afd7a018 AM |
477 | const char *name; |
478 | flagword flags; | |
479 | lang_output_section_statement_type *os; | |
480 | asection **section; | |
481 | lang_statement_union_type **stmt; | |
482 | lang_output_section_statement_type **os_tail; | |
483 | }; | |
484 | ||
16e4ecc0 AM |
485 | struct asneeded_minfo |
486 | { | |
487 | struct asneeded_minfo *next; | |
488 | const char *soname; | |
489 | bfd *ref; | |
490 | const char *name; | |
491 | }; | |
492 | ||
66be1055 AM |
493 | extern struct lang_phdr *lang_phdr_list; |
494 | extern struct lang_nocrossrefs *nocrossref_list; | |
8be573a7 | 495 | extern const char *output_target; |
252b5132 | 496 | extern lang_output_section_statement_type *abs_output_section; |
5c1e6d53 | 497 | extern lang_statement_list_type lang_os_list; |
66be1055 | 498 | extern struct lang_input_statement_flags input_flags; |
b34976b6 | 499 | extern bfd_boolean lang_has_input_file; |
252b5132 | 500 | extern lang_statement_list_type *stat_ptr; |
b34976b6 | 501 | extern bfd_boolean delete_output_file_on_failure; |
252b5132 | 502 | |
e3e942e9 | 503 | extern struct bfd_sym_chain entry_symbol; |
1e281515 | 504 | extern const char *entry_section; |
b34976b6 | 505 | extern bfd_boolean entry_from_cmdline; |
b71e2778 | 506 | extern lang_statement_list_type file_chain; |
dc27aea4 | 507 | extern lang_statement_list_type input_file_chain; |
252b5132 | 508 | |
420e579c | 509 | extern int lang_statement_iteration; |
16e4ecc0 | 510 | extern struct asneeded_minfo **asneeded_list_tail; |
420e579c | 511 | |
eae25ec5 HPN |
512 | extern void (*output_bfd_hash_table_free_fn) (struct bfd_link_hash_table *); |
513 | ||
f53154de | 514 | extern void lang_init |
1579bae1 | 515 | (void); |
750877ba L |
516 | extern void lang_finish |
517 | (void); | |
4a93e180 NC |
518 | extern lang_memory_region_type * lang_memory_region_lookup |
519 | (const char * const, bfd_boolean); | |
520 | extern void lang_memory_region_alias | |
521 | (const char *, const char *); | |
f53154de | 522 | extern void lang_map |
1579bae1 | 523 | (void); |
f53154de | 524 | extern void lang_set_flags |
1579bae1 | 525 | (lang_memory_region_type *, const char *, int); |
f53154de | 526 | extern void lang_add_output |
1579bae1 | 527 | (const char *, int from_script); |
aea4bd9d | 528 | extern lang_output_section_statement_type *lang_enter_output_section_statement |
1eec346e NC |
529 | (const char *, etree_type *, enum section_type, etree_type *, etree_type *, |
530 | etree_type *, int, int); | |
f53154de | 531 | extern void lang_final |
1579bae1 | 532 | (void); |
eaeb0a9d AM |
533 | extern void lang_relax_sections |
534 | (bfd_boolean); | |
f53154de | 535 | extern void lang_process |
1579bae1 | 536 | (void); |
f53154de | 537 | extern void lang_section_start |
ba916c8a | 538 | (const char *, union etree_union *, const segment_type *); |
f53154de | 539 | extern void lang_add_entry |
1579bae1 | 540 | (const char *, bfd_boolean); |
a359509e ZW |
541 | extern void lang_default_entry |
542 | (const char *); | |
f53154de | 543 | extern void lang_add_target |
1579bae1 | 544 | (const char *); |
252b5132 | 545 | extern void lang_add_wild |
1579bae1 | 546 | (struct wildcard_spec *, struct wildcard_list *, bfd_boolean); |
f53154de | 547 | extern void lang_add_map |
1579bae1 | 548 | (const char *); |
f53154de | 549 | extern void lang_add_fill |
1579bae1 AM |
550 | (fill_type *); |
551 | extern lang_assignment_statement_type *lang_add_assignment | |
552 | (union etree_union *); | |
f53154de | 553 | extern void lang_add_attribute |
1579bae1 | 554 | (enum statement_enum); |
f53154de | 555 | extern void lang_startup |
1579bae1 | 556 | (const char *); |
f53154de | 557 | extern void lang_float |
1579bae1 | 558 | (bfd_boolean); |
252b5132 | 559 | extern void lang_leave_output_section_statement |
6bdafbeb | 560 | (fill_type *, const char *, lang_output_section_phdr_list *, |
1579bae1 | 561 | const char *); |
252b5132 | 562 | extern void lang_for_each_input_file |
1579bae1 | 563 | (void (*dothis) (lang_input_statement_type *)); |
252b5132 | 564 | extern void lang_for_each_file |
1579bae1 | 565 | (void (*dothis) (lang_input_statement_type *)); |
f53154de | 566 | extern void lang_reset_memory_regions |
1579bae1 | 567 | (void); |
f2241121 | 568 | extern void lang_do_assignments |
2f65ac72 | 569 | (lang_phase_type); |
d2667025 AM |
570 | extern asection *section_for_dot |
571 | (void); | |
252b5132 | 572 | |
f53154de AM |
573 | #define LANG_FOR_EACH_INPUT_STATEMENT(statement) \ |
574 | lang_input_statement_type *statement; \ | |
1fa4ec6a AM |
575 | for (statement = &file_chain.head->input_statement; \ |
576 | statement != NULL; \ | |
36983a93 | 577 | statement = statement->next) |
5cc18311 | 578 | |
66c103b7 AM |
579 | #define lang_output_section_find(NAME) \ |
580 | lang_output_section_statement_lookup (NAME, 0, FALSE) | |
581 | ||
f53154de | 582 | extern void lang_process |
1579bae1 | 583 | (void); |
f53154de | 584 | extern void ldlang_add_file |
1579bae1 | 585 | (lang_input_statement_type *); |
afd7a018 | 586 | extern lang_output_section_statement_type *lang_output_section_find_by_flags |
93638471 | 587 | (const asection *, flagword, lang_output_section_statement_type **, |
390fbbf1 | 588 | lang_match_sec_type_func); |
afd7a018 | 589 | extern lang_output_section_statement_type *lang_insert_orphan |
8a99a385 | 590 | (asection *, const char *, int, lang_output_section_statement_type *, |
7b986e99 | 591 | struct orphan_save *, etree_type *, lang_statement_list_type *); |
252b5132 | 592 | extern lang_input_statement_type *lang_add_input_file |
1579bae1 | 593 | (const char *, lang_input_file_enum_type, const char *); |
f53154de | 594 | extern void lang_add_keepsyms_file |
1579bae1 | 595 | (const char *); |
24ef1aa7 GM |
596 | extern lang_output_section_statement_type *lang_output_section_get |
597 | (const asection *); | |
66c103b7 | 598 | extern lang_output_section_statement_type *lang_output_section_statement_lookup |
d127ecce AM |
599 | (const char *, int, bfd_boolean); |
600 | extern lang_output_section_statement_type *next_matching_output_section_statement | |
601 | (lang_output_section_statement_type *, int); | |
f53154de | 602 | extern void ldlang_add_undef |
24898b70 | 603 | (const char *const, bfd_boolean); |
0a618243 AB |
604 | extern void ldlang_add_require_defined |
605 | (const char *const); | |
f53154de | 606 | extern void lang_add_output_format |
1579bae1 | 607 | (const char *, const char *, const char *, int); |
f53154de | 608 | extern void lang_list_init |
1579bae1 | 609 | (lang_statement_list_type *); |
bde18da4 AM |
610 | extern void push_stat_ptr |
611 | (lang_statement_list_type *); | |
612 | extern void pop_stat_ptr | |
613 | (void); | |
f53154de | 614 | extern void lang_add_data |
1579bae1 | 615 | (int type, union etree_union *); |
252b5132 | 616 | extern void lang_add_reloc |
1579bae1 AM |
617 | (bfd_reloc_code_real_type, reloc_howto_type *, asection *, const char *, |
618 | union etree_union *); | |
252b5132 | 619 | extern void lang_for_each_statement |
1579bae1 | 620 | (void (*) (lang_statement_union_type *)); |
8658f989 AM |
621 | extern void lang_for_each_statement_worker |
622 | (void (*) (lang_statement_union_type *), lang_statement_union_type *); | |
1579bae1 AM |
623 | extern void *stat_alloc |
624 | (size_t); | |
8423293d AM |
625 | extern void strip_excluded_output_sections |
626 | (void); | |
18cd5bce AM |
627 | extern void lang_clear_os_map |
628 | (void); | |
f53154de | 629 | extern void dprint_statement |
1579bae1 | 630 | (lang_statement_union_type *, int); |
e9ee469a AM |
631 | extern void lang_size_sections |
632 | (bfd_boolean *, bfd_boolean); | |
633 | extern void one_lang_size_sections_pass | |
634 | (bfd_boolean *, bfd_boolean); | |
53d25da6 AM |
635 | extern void lang_add_insert |
636 | (const char *, int); | |
f53154de | 637 | extern void lang_enter_group |
1579bae1 | 638 | (void); |
f53154de | 639 | extern void lang_leave_group |
1579bae1 | 640 | (void); |
39dcfe18 | 641 | extern void lang_add_section |
1579bae1 | 642 | (lang_statement_list_type *, asection *, |
b9c361e0 | 643 | struct flag_info *, lang_output_section_statement_type *); |
252b5132 | 644 | extern void lang_new_phdr |
1579bae1 AM |
645 | (const char *, etree_type *, bfd_boolean, bfd_boolean, etree_type *, |
646 | etree_type *); | |
f53154de | 647 | extern void lang_add_nocrossref |
6bdafbeb | 648 | (lang_nocrossref_type *); |
cdf96953 MF |
649 | extern void lang_add_nocrossref_to |
650 | (lang_nocrossref_type *); | |
f53154de | 651 | extern void lang_enter_overlay |
7e7d5768 | 652 | (etree_type *, etree_type *); |
f53154de | 653 | extern void lang_enter_overlay_section |
1579bae1 | 654 | (const char *); |
252b5132 | 655 | extern void lang_leave_overlay_section |
6bdafbeb | 656 | (fill_type *, lang_output_section_phdr_list *); |
252b5132 | 657 | extern void lang_leave_overlay |
1579bae1 | 658 | (etree_type *, int, fill_type *, const char *, |
6bdafbeb | 659 | lang_output_section_phdr_list *, const char *); |
252b5132 | 660 | |
313e35ee | 661 | extern struct bfd_elf_version_expr *lang_new_vers_pattern |
86043bbb | 662 | (struct bfd_elf_version_expr *, const char *, const char *, bfd_boolean); |
252b5132 | 663 | extern struct bfd_elf_version_tree *lang_new_vers_node |
1579bae1 | 664 | (struct bfd_elf_version_expr *, struct bfd_elf_version_expr *); |
252b5132 | 665 | extern struct bfd_elf_version_deps *lang_add_vers_depend |
1579bae1 | 666 | (struct bfd_elf_version_deps *, const char *); |
252b5132 | 667 | extern void lang_register_vers_node |
1579bae1 | 668 | (const char *, struct bfd_elf_version_tree *, struct bfd_elf_version_deps *); |
55255dae L |
669 | extern void lang_append_dynamic_list (struct bfd_elf_version_expr *); |
670 | extern void lang_append_dynamic_list_cpp_typeinfo (void); | |
40b36307 | 671 | extern void lang_append_dynamic_list_cpp_new (void); |
f53154de | 672 | extern void lang_add_unique |
1579bae1 | 673 | (const char *); |
f53154de | 674 | extern const char *lang_get_output_target |
1579bae1 | 675 | (void); |
b58f81ae | 676 | extern void add_excluded_libs (const char *); |
e9f53129 AM |
677 | extern bfd_boolean load_symbols |
678 | (lang_input_statement_type *, lang_statement_list_type *); | |
b58f81ae | 679 | |
2889e75b NC |
680 | extern bfd_boolean |
681 | ldlang_override_segment_assignment | |
682 | (struct bfd_link_info *, bfd *, asection *, asection *, bfd_boolean); | |
683 | ||
01554a74 AM |
684 | extern void |
685 | lang_ld_feature (char *); | |
686 | ||
3604cb1f TG |
687 | extern void |
688 | lang_print_memory_usage (void); | |
689 | ||
4153b6db NC |
690 | extern void |
691 | lang_add_gc_name (const char *); | |
692 | ||
252b5132 | 693 | #endif |