Commit | Line | Data |
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ccefe4c4 | 1 | /* Partial symbol tables. |
95cf5869 | 2 | |
3666a048 | 3 | Copyright (C) 2009-2021 Free Software Foundation, Inc. |
ccefe4c4 TT |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include "defs.h" | |
21 | #include "symtab.h" | |
ccefe4c4 | 22 | #include "objfiles.h" |
b22a7c6a | 23 | #include "psympriv.h" |
ccefe4c4 TT |
24 | #include "block.h" |
25 | #include "filenames.h" | |
26 | #include "source.h" | |
27 | #include "addrmap.h" | |
28 | #include "gdbtypes.h" | |
ccefe4c4 TT |
29 | #include "ui-out.h" |
30 | #include "command.h" | |
e0eac551 | 31 | #include "readline/tilde.h" |
ccefe4c4 | 32 | #include "gdb_regex.h" |
40658b94 | 33 | #include "dictionary.h" |
c00f8484 KS |
34 | #include "language.h" |
35 | #include "cp-support.h" | |
dfc7bb5b | 36 | #include "gdbcmd.h" |
af5bf4ad | 37 | #include <algorithm> |
71a3c369 | 38 | #include <set> |
ccefe4c4 | 39 | |
5c80ed9d TT |
40 | static struct partial_symbol *lookup_partial_symbol (struct objfile *, |
41 | struct partial_symtab *, | |
8c072cb6 TT |
42 | const lookup_name_info &, |
43 | int, | |
ccefe4c4 TT |
44 | domain_enum); |
45 | ||
da5132d3 | 46 | static const char *psymtab_to_fullname (struct partial_symtab *ps); |
ccefe4c4 | 47 | |
5c80ed9d TT |
48 | static struct partial_symbol *find_pc_sect_psymbol (struct objfile *, |
49 | struct partial_symtab *, | |
ccefe4c4 TT |
50 | CORE_ADDR, |
51 | struct obj_section *); | |
52 | ||
43f3e411 DE |
53 | static struct compunit_symtab *psymtab_to_symtab (struct objfile *objfile, |
54 | struct partial_symtab *pst); | |
ccefe4c4 | 55 | |
d320c2b5 TT |
56 | psymtab_storage::~psymtab_storage () |
57 | { | |
6f17252b TT |
58 | partial_symtab *iter = psymtabs; |
59 | while (iter != nullptr) | |
60 | { | |
61 | partial_symtab *next = iter->next; | |
62 | delete iter; | |
63 | iter = next; | |
64 | } | |
d320c2b5 TT |
65 | } |
66 | ||
b596a3c7 TT |
67 | /* See psymtab.h. */ |
68 | ||
abaa2f23 TT |
69 | void |
70 | psymtab_storage::install_psymtab (partial_symtab *pst) | |
b596a3c7 | 71 | { |
abaa2f23 TT |
72 | pst->next = psymtabs; |
73 | psymtabs = pst; | |
b596a3c7 TT |
74 | } |
75 | ||
d320c2b5 TT |
76 | \f |
77 | ||
d1eef86d TT |
78 | /* Ensure that the partial symbols for OBJFILE have been loaded. This |
79 | will print a message when symbols are loaded. This function | |
80 | returns a range adapter suitable for iterating over the psymtabs of | |
81 | OBJFILE. */ | |
b11896a5 | 82 | |
3aa31ce7 TT |
83 | psymtab_storage::partial_symtab_range |
84 | psymbol_functions::require_partial_symbols (struct objfile *objfile) | |
b11896a5 | 85 | { |
d1eef86d | 86 | objfile->require_partial_symbols (true); |
3aa31ce7 | 87 | return m_partial_symtabs->range (); |
b11896a5 TT |
88 | } |
89 | ||
83827540 | 90 | /* Helper function for psym_map_symtabs_matching_filename that |
f8eba3c6 | 91 | expands the symtabs and calls the iterator. */ |
ccefe4c4 | 92 | |
14bc53a8 | 93 | static bool |
f8eba3c6 TT |
94 | partial_map_expand_apply (struct objfile *objfile, |
95 | const char *name, | |
f8eba3c6 TT |
96 | const char *real_path, |
97 | struct partial_symtab *pst, | |
14bc53a8 | 98 | gdb::function_view<bool (symtab *)> callback) |
f8eba3c6 | 99 | { |
43f3e411 | 100 | struct compunit_symtab *last_made = objfile->compunit_symtabs; |
f8eba3c6 | 101 | |
9439a077 TT |
102 | /* Shared psymtabs should never be seen here. Instead they should |
103 | be handled properly by the caller. */ | |
104 | gdb_assert (pst->user == NULL); | |
105 | ||
f8eba3c6 | 106 | /* Don't visit already-expanded psymtabs. */ |
5717c425 | 107 | if (pst->readin_p (objfile)) |
f8eba3c6 TT |
108 | return 0; |
109 | ||
110 | /* This may expand more than one symtab, and we want to iterate over | |
111 | all of them. */ | |
5c80ed9d | 112 | psymtab_to_symtab (objfile, pst); |
f8eba3c6 | 113 | |
14bc53a8 PA |
114 | return iterate_over_some_symtabs (name, real_path, objfile->compunit_symtabs, |
115 | last_made, callback); | |
f8eba3c6 TT |
116 | } |
117 | ||
83827540 DE |
118 | /* Psymtab version of map_symtabs_matching_filename. See its definition in |
119 | the definition of quick_symbol_functions in symfile.h. */ | |
f8eba3c6 | 120 | |
39298a5d TT |
121 | bool |
122 | psymbol_functions::map_symtabs_matching_filename | |
14bc53a8 PA |
123 | (struct objfile *objfile, |
124 | const char *name, | |
125 | const char *real_path, | |
126 | gdb::function_view<bool (symtab *)> callback) | |
ccefe4c4 | 127 | { |
c011a4f4 | 128 | const char *name_basename = lbasename (name); |
ccefe4c4 | 129 | |
d1eef86d | 130 | for (partial_symtab *pst : require_partial_symbols (objfile)) |
b22a7c6a | 131 | { |
b22a7c6a TT |
132 | /* Anonymous psymtabs don't have a file name. */ |
133 | if (pst->anonymous) | |
288e77a7 | 134 | continue; |
ccefe4c4 | 135 | |
b22a7c6a TT |
136 | if (compare_filenames_for_search (pst->filename, name)) |
137 | { | |
eea9e357 TV |
138 | while (pst->user) |
139 | pst = pst->user; | |
140 | ||
b22a7c6a TT |
141 | if (partial_map_expand_apply (objfile, name, real_path, |
142 | pst, callback)) | |
143 | return true; | |
144 | continue; | |
145 | } | |
c011a4f4 | 146 | |
b22a7c6a TT |
147 | /* Before we invoke realpath, which can get expensive when many |
148 | files are involved, do a quick comparison of the basenames. */ | |
149 | if (! basenames_may_differ | |
150 | && FILENAME_CMP (name_basename, lbasename (pst->filename)) != 0) | |
288e77a7 | 151 | continue; |
05cba821 | 152 | |
b22a7c6a TT |
153 | if (compare_filenames_for_search (psymtab_to_fullname (pst), name)) |
154 | { | |
155 | if (partial_map_expand_apply (objfile, name, real_path, | |
156 | pst, callback)) | |
157 | return true; | |
158 | continue; | |
159 | } | |
160 | ||
161 | /* If the user gave us an absolute path, try to find the file in | |
162 | this symtab and use its absolute path. */ | |
163 | if (real_path != NULL) | |
164 | { | |
165 | gdb_assert (IS_ABSOLUTE_PATH (real_path)); | |
166 | gdb_assert (IS_ABSOLUTE_PATH (name)); | |
167 | if (filename_cmp (psymtab_to_fullname (pst), real_path) == 0) | |
168 | { | |
169 | if (partial_map_expand_apply (objfile, name, real_path, | |
170 | pst, callback)) | |
171 | return true; | |
172 | continue; | |
173 | } | |
174 | } | |
175 | } | |
ccefe4c4 | 176 | |
14bc53a8 | 177 | return false; |
ccefe4c4 TT |
178 | } |
179 | ||
180 | /* Find which partial symtab contains PC and SECTION starting at psymtab PST. | |
181 | We may find a different psymtab than PST. See FIND_PC_SECT_PSYMTAB. */ | |
182 | ||
183 | static struct partial_symtab * | |
5c80ed9d TT |
184 | find_pc_sect_psymtab_closer (struct objfile *objfile, |
185 | CORE_ADDR pc, struct obj_section *section, | |
ccefe4c4 | 186 | struct partial_symtab *pst, |
77e371c0 | 187 | struct bound_minimal_symbol msymbol) |
ccefe4c4 | 188 | { |
ccefe4c4 TT |
189 | struct partial_symtab *tpst; |
190 | struct partial_symtab *best_pst = pst; | |
79748972 | 191 | CORE_ADDR best_addr = pst->text_low (objfile); |
ccefe4c4 | 192 | |
9750bca9 JK |
193 | gdb_assert (!pst->psymtabs_addrmap_supported); |
194 | ||
ccefe4c4 TT |
195 | /* An objfile that has its functions reordered might have |
196 | many partial symbol tables containing the PC, but | |
197 | we want the partial symbol table that contains the | |
198 | function containing the PC. */ | |
95cf5869 DE |
199 | if (!(objfile->flags & OBJF_REORDERED) |
200 | && section == NULL) /* Can't validate section this way. */ | |
ccefe4c4 TT |
201 | return pst; |
202 | ||
77e371c0 | 203 | if (msymbol.minsym == NULL) |
95cf5869 | 204 | return pst; |
ccefe4c4 TT |
205 | |
206 | /* The code range of partial symtabs sometimes overlap, so, in | |
207 | the loop below, we need to check all partial symtabs and | |
0df8b418 | 208 | find the one that fits better for the given PC address. We |
ccefe4c4 TT |
209 | select the partial symtab that contains a symbol whose |
210 | address is closest to the PC address. By closest we mean | |
211 | that find_pc_sect_symbol returns the symbol with address | |
212 | that is closest and still less than the given PC. */ | |
213 | for (tpst = pst; tpst != NULL; tpst = tpst->next) | |
214 | { | |
79748972 | 215 | if (pc >= tpst->text_low (objfile) && pc < tpst->text_high (objfile)) |
ccefe4c4 TT |
216 | { |
217 | struct partial_symbol *p; | |
218 | CORE_ADDR this_addr; | |
219 | ||
220 | /* NOTE: This assumes that every psymbol has a | |
221 | corresponding msymbol, which is not necessarily | |
222 | true; the debug info might be much richer than the | |
223 | object's symbol table. */ | |
5c80ed9d | 224 | p = find_pc_sect_psymbol (objfile, tpst, pc, section); |
ccefe4c4 | 225 | if (p != NULL |
02e9e7f7 | 226 | && (p->address (objfile) == BMSYMBOL_VALUE_ADDRESS (msymbol))) |
ccefe4c4 TT |
227 | return tpst; |
228 | ||
229 | /* Also accept the textlow value of a psymtab as a | |
230 | "symbol", to provide some support for partial | |
231 | symbol tables with line information but no debug | |
232 | symbols (e.g. those produced by an assembler). */ | |
233 | if (p != NULL) | |
02e9e7f7 | 234 | this_addr = p->address (objfile); |
ccefe4c4 | 235 | else |
79748972 | 236 | this_addr = tpst->text_low (objfile); |
ccefe4c4 TT |
237 | |
238 | /* Check whether it is closer than our current | |
239 | BEST_ADDR. Since this symbol address is | |
240 | necessarily lower or equal to PC, the symbol closer | |
241 | to PC is the symbol which address is the highest. | |
242 | This way we return the psymtab which contains such | |
0df8b418 | 243 | best match symbol. This can help in cases where the |
ccefe4c4 TT |
244 | symbol information/debuginfo is not complete, like |
245 | for instance on IRIX6 with gcc, where no debug info | |
0df8b418 MS |
246 | is emitted for statics. (See also the nodebug.exp |
247 | testcase.) */ | |
ccefe4c4 TT |
248 | if (this_addr > best_addr) |
249 | { | |
250 | best_addr = this_addr; | |
251 | best_pst = tpst; | |
252 | } | |
253 | } | |
254 | } | |
255 | return best_pst; | |
256 | } | |
257 | ||
3aa31ce7 | 258 | /* See psympriv.h. */ |
95cf5869 | 259 | |
3aa31ce7 TT |
260 | struct partial_symtab * |
261 | psymbol_functions::find_pc_sect_psymtab (struct objfile *objfile, | |
262 | CORE_ADDR pc, | |
263 | struct obj_section *section, | |
264 | struct bound_minimal_symbol msymbol) | |
ccefe4c4 | 265 | { |
3dd9bb46 AB |
266 | /* Try just the PSYMTABS_ADDRMAP mapping first as it has better |
267 | granularity than the later used TEXTLOW/TEXTHIGH one. However, we need | |
268 | to take care as the PSYMTABS_ADDRMAP can hold things other than partial | |
269 | symtabs in some cases. | |
270 | ||
271 | This function should only be called for objfiles that are using partial | |
272 | symtabs, not for objfiles that are using indexes (.gdb_index or | |
273 | .debug_names), however 'maintenance print psymbols' calls this function | |
274 | directly for all objfiles. If we assume that PSYMTABS_ADDRMAP contains | |
275 | partial symtabs then we will end up returning a pointer to an object | |
276 | that is not a partial_symtab, which doesn't end well. */ | |
277 | ||
3aa31ce7 TT |
278 | if (m_partial_symtabs->psymtabs != NULL |
279 | && m_partial_symtabs->psymtabs_addrmap != NULL) | |
ccefe4c4 | 280 | { |
b3b3bada | 281 | CORE_ADDR baseaddr = objfile->text_section_offset (); |
3dd9bb46 | 282 | |
b22a7c6a TT |
283 | struct partial_symtab *pst |
284 | = ((struct partial_symtab *) | |
3aa31ce7 | 285 | addrmap_find (m_partial_symtabs->psymtabs_addrmap, |
d320c2b5 | 286 | pc - baseaddr)); |
ccefe4c4 TT |
287 | if (pst != NULL) |
288 | { | |
289 | /* FIXME: addrmaps currently do not handle overlayed sections, | |
290 | so fall back to the non-addrmap case if we're debugging | |
291 | overlays and the addrmap returned the wrong section. */ | |
95cf5869 | 292 | if (overlay_debugging && msymbol.minsym != NULL && section != NULL) |
ccefe4c4 TT |
293 | { |
294 | struct partial_symbol *p; | |
ad3bbd48 | 295 | |
ccefe4c4 TT |
296 | /* NOTE: This assumes that every psymbol has a |
297 | corresponding msymbol, which is not necessarily | |
298 | true; the debug info might be much richer than the | |
299 | object's symbol table. */ | |
5c80ed9d | 300 | p = find_pc_sect_psymbol (objfile, pst, pc, section); |
95cf5869 | 301 | if (p == NULL |
02e9e7f7 TT |
302 | || (p->address (objfile) |
303 | != BMSYMBOL_VALUE_ADDRESS (msymbol))) | |
ccefe4c4 TT |
304 | goto next; |
305 | } | |
306 | ||
307 | /* We do not try to call FIND_PC_SECT_PSYMTAB_CLOSER as | |
308 | PSYMTABS_ADDRMAP we used has already the best 1-byte | |
309 | granularity and FIND_PC_SECT_PSYMTAB_CLOSER may mislead us into | |
310 | a worse chosen section due to the TEXTLOW/TEXTHIGH ranges | |
311 | overlap. */ | |
312 | ||
313 | return pst; | |
314 | } | |
315 | } | |
316 | ||
317 | next: | |
318 | ||
319 | /* Existing PSYMTABS_ADDRMAP mapping is present even for PARTIAL_SYMTABs | |
320 | which still have no corresponding full SYMTABs read. But it is not | |
321 | present for non-DWARF2 debug infos not supporting PSYMTABS_ADDRMAP in GDB | |
322 | so far. */ | |
323 | ||
324 | /* Check even OBJFILE with non-zero PSYMTABS_ADDRMAP as only several of | |
325 | its CUs may be missing in PSYMTABS_ADDRMAP as they may be varying | |
326 | debug info type in single OBJFILE. */ | |
327 | ||
d1eef86d | 328 | for (partial_symtab *pst : require_partial_symbols (objfile)) |
9750bca9 | 329 | if (!pst->psymtabs_addrmap_supported |
79748972 | 330 | && pc >= pst->text_low (objfile) && pc < pst->text_high (objfile)) |
ccefe4c4 TT |
331 | { |
332 | struct partial_symtab *best_pst; | |
333 | ||
5c80ed9d TT |
334 | best_pst = find_pc_sect_psymtab_closer (objfile, pc, section, pst, |
335 | msymbol); | |
ccefe4c4 TT |
336 | if (best_pst != NULL) |
337 | return best_pst; | |
338 | } | |
339 | ||
340 | return NULL; | |
341 | } | |
342 | ||
95cf5869 DE |
343 | /* Psymtab version of find_pc_sect_compunit_symtab. See its definition in |
344 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 345 | |
39298a5d TT |
346 | struct compunit_symtab * |
347 | psymbol_functions::find_pc_sect_compunit_symtab | |
348 | (struct objfile *objfile, | |
349 | struct bound_minimal_symbol msymbol, | |
350 | CORE_ADDR pc, | |
351 | struct obj_section *section, | |
352 | int warn_if_readin) | |
ccefe4c4 | 353 | { |
17d66340 | 354 | struct partial_symtab *ps = find_pc_sect_psymtab (objfile, |
17d66340 | 355 | pc, section, |
ccefe4c4 | 356 | msymbol); |
95cf5869 | 357 | if (ps != NULL) |
ccefe4c4 | 358 | { |
5717c425 | 359 | if (warn_if_readin && ps->readin_p (objfile)) |
ccefe4c4 TT |
360 | /* Might want to error() here (in case symtab is corrupt and |
361 | will cause a core dump), but maybe we can successfully | |
362 | continue, so let's not. */ | |
363 | warning (_("\ | |
364 | (Internal error: pc %s in read in psymtab, but not in symtab.)\n"), | |
08feed99 | 365 | paddress (objfile->arch (), pc)); |
5c80ed9d | 366 | psymtab_to_symtab (objfile, ps); |
5717c425 | 367 | return ps->get_compunit_symtab (objfile); |
ccefe4c4 TT |
368 | } |
369 | return NULL; | |
370 | } | |
371 | ||
372 | /* Find which partial symbol within a psymtab matches PC and SECTION. | |
95cf5869 | 373 | Return NULL if none. */ |
ccefe4c4 TT |
374 | |
375 | static struct partial_symbol * | |
5c80ed9d TT |
376 | find_pc_sect_psymbol (struct objfile *objfile, |
377 | struct partial_symtab *psymtab, CORE_ADDR pc, | |
ccefe4c4 TT |
378 | struct obj_section *section) |
379 | { | |
af5bf4ad | 380 | struct partial_symbol *best = NULL; |
ccefe4c4 | 381 | CORE_ADDR best_pc; |
79748972 | 382 | const CORE_ADDR textlow = psymtab->text_low (objfile); |
ccefe4c4 TT |
383 | |
384 | gdb_assert (psymtab != NULL); | |
385 | ||
0df8b418 | 386 | /* Cope with programs that start at address 0. */ |
79748972 | 387 | best_pc = (textlow != 0) ? textlow - 1 : 0; |
ccefe4c4 TT |
388 | |
389 | /* Search the global symbols as well as the static symbols, so that | |
390 | find_pc_partial_function doesn't use a minimal symbol and thus | |
391 | cache a bad endaddr. */ | |
932539d7 | 392 | for (partial_symbol *p : psymtab->global_psymbols) |
ccefe4c4 | 393 | { |
8a6d4234 TT |
394 | if (p->domain == VAR_DOMAIN |
395 | && p->aclass == LOC_BLOCK | |
02e9e7f7 TT |
396 | && pc >= p->address (objfile) |
397 | && (p->address (objfile) > best_pc | |
79748972 | 398 | || (psymtab->text_low (objfile) == 0 |
02e9e7f7 | 399 | && best_pc == 0 && p->address (objfile) == 0))) |
ccefe4c4 | 400 | { |
95cf5869 | 401 | if (section != NULL) /* Match on a specific section. */ |
ccefe4c4 | 402 | { |
8a6d4234 | 403 | if (!matching_obj_sections (p->obj_section (objfile), |
e27d198c | 404 | section)) |
ccefe4c4 TT |
405 | continue; |
406 | } | |
02e9e7f7 | 407 | best_pc = p->address (objfile); |
ccefe4c4 TT |
408 | best = p; |
409 | } | |
410 | } | |
411 | ||
932539d7 | 412 | for (partial_symbol *p : psymtab->static_psymbols) |
ccefe4c4 | 413 | { |
8a6d4234 TT |
414 | if (p->domain == VAR_DOMAIN |
415 | && p->aclass == LOC_BLOCK | |
02e9e7f7 TT |
416 | && pc >= p->address (objfile) |
417 | && (p->address (objfile) > best_pc | |
79748972 | 418 | || (psymtab->text_low (objfile) == 0 |
02e9e7f7 | 419 | && best_pc == 0 && p->address (objfile) == 0))) |
ccefe4c4 | 420 | { |
95cf5869 | 421 | if (section != NULL) /* Match on a specific section. */ |
ccefe4c4 | 422 | { |
8a6d4234 | 423 | if (!matching_obj_sections (p->obj_section (objfile), |
e27d198c | 424 | section)) |
ccefe4c4 TT |
425 | continue; |
426 | } | |
02e9e7f7 | 427 | best_pc = p->address (objfile); |
ccefe4c4 TT |
428 | best = p; |
429 | } | |
430 | } | |
431 | ||
432 | return best; | |
433 | } | |
434 | ||
95cf5869 DE |
435 | /* Psymtab version of lookup_symbol. See its definition in |
436 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 437 | |
39298a5d TT |
438 | struct compunit_symtab * |
439 | psymbol_functions::lookup_symbol (struct objfile *objfile, | |
440 | block_enum block_index, const char *name, | |
441 | const domain_enum domain) | |
ccefe4c4 | 442 | { |
ccefe4c4 | 443 | const int psymtab_index = (block_index == GLOBAL_BLOCK ? 1 : 0); |
43f3e411 | 444 | struct compunit_symtab *stab_best = NULL; |
ccefe4c4 | 445 | |
b5ec771e PA |
446 | lookup_name_info lookup_name (name, symbol_name_match_type::FULL); |
447 | ||
8c072cb6 TT |
448 | lookup_name_info psym_lookup_name = lookup_name.make_ignore_params (); |
449 | ||
d1eef86d | 450 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
b22a7c6a | 451 | { |
5717c425 TT |
452 | if (!ps->readin_p (objfile) |
453 | && lookup_partial_symbol (objfile, ps, psym_lookup_name, | |
454 | psymtab_index, domain)) | |
b22a7c6a TT |
455 | { |
456 | struct symbol *sym, *with_opaque = NULL; | |
457 | struct compunit_symtab *stab = psymtab_to_symtab (objfile, ps); | |
458 | /* Note: While psymtab_to_symtab can return NULL if the | |
459 | partial symtab is empty, we can assume it won't here | |
460 | because lookup_partial_symbol succeeded. */ | |
461 | const struct blockvector *bv = COMPUNIT_BLOCKVECTOR (stab); | |
582942f4 | 462 | const struct block *block = BLOCKVECTOR_BLOCK (bv, block_index); |
b22a7c6a TT |
463 | |
464 | sym = block_find_symbol (block, name, domain, | |
465 | block_find_non_opaque_type_preferred, | |
466 | &with_opaque); | |
467 | ||
468 | /* Some caution must be observed with overloaded functions | |
469 | and methods, since the index will not contain any overload | |
470 | information (but NAME might contain it). */ | |
471 | ||
472 | if (sym != NULL | |
473 | && SYMBOL_MATCHES_SEARCH_NAME (sym, lookup_name)) | |
474 | return stab; | |
475 | if (with_opaque != NULL | |
476 | && SYMBOL_MATCHES_SEARCH_NAME (with_opaque, lookup_name)) | |
477 | stab_best = stab; | |
478 | ||
479 | /* Keep looking through other psymtabs. */ | |
480 | } | |
481 | } | |
ccefe4c4 | 482 | |
bfb05775 | 483 | return stab_best; |
ccefe4c4 TT |
484 | } |
485 | ||
d3214198 TV |
486 | /* Psymtab version of lookup_global_symbol_language. See its definition in |
487 | the definition of quick_symbol_functions in symfile.h. */ | |
488 | ||
39298a5d TT |
489 | enum language |
490 | psymbol_functions::lookup_global_symbol_language (struct objfile *objfile, | |
491 | const char *name, | |
492 | domain_enum domain, | |
493 | bool *symbol_found_p) | |
d3214198 TV |
494 | { |
495 | *symbol_found_p = false; | |
496 | if (objfile->sf == NULL) | |
497 | return language_unknown; | |
498 | ||
499 | lookup_name_info lookup_name (name, symbol_name_match_type::FULL); | |
500 | ||
d1eef86d | 501 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
d3214198 TV |
502 | { |
503 | struct partial_symbol *psym; | |
5717c425 | 504 | if (ps->readin_p (objfile)) |
d3214198 TV |
505 | continue; |
506 | ||
507 | psym = lookup_partial_symbol (objfile, ps, lookup_name, 1, domain); | |
508 | if (psym) | |
509 | { | |
510 | *symbol_found_p = true; | |
511 | return psym->ginfo.language (); | |
512 | } | |
513 | } | |
514 | ||
515 | return language_unknown; | |
516 | } | |
517 | ||
b5ec771e PA |
518 | /* Returns true if PSYM matches LOOKUP_NAME. */ |
519 | ||
520 | static bool | |
521 | psymbol_name_matches (partial_symbol *psym, | |
522 | const lookup_name_info &lookup_name) | |
523 | { | |
c1b5c1eb | 524 | const language_defn *lang = language_def (psym->ginfo.language ()); |
b5ec771e | 525 | symbol_name_matcher_ftype *name_match |
c9debfb9 | 526 | = lang->get_symbol_name_matcher (lookup_name); |
c9d95fa3 | 527 | return name_match (psym->ginfo.search_name (), lookup_name, NULL); |
b5ec771e PA |
528 | } |
529 | ||
40658b94 PH |
530 | /* Look in PST for a symbol in DOMAIN whose name matches NAME. Search |
531 | the global block of PST if GLOBAL, and otherwise the static block. | |
532 | MATCH is the comparison operation that returns true iff MATCH (s, | |
533 | NAME), where s is a SYMBOL_SEARCH_NAME. If ORDERED_COMPARE is | |
534 | non-null, the symbols in the block are assumed to be ordered | |
535 | according to it (allowing binary search). It must be compatible | |
536 | with MATCH. Returns the symbol, if found, and otherwise NULL. */ | |
537 | ||
538 | static struct partial_symbol * | |
5c80ed9d TT |
539 | match_partial_symbol (struct objfile *objfile, |
540 | struct partial_symtab *pst, int global, | |
b054970d | 541 | const lookup_name_info &name, domain_enum domain, |
2edb89d3 | 542 | symbol_compare_ftype *ordered_compare) |
40658b94 PH |
543 | { |
544 | struct partial_symbol **start, **psym; | |
545 | struct partial_symbol **top, **real_top, **bottom, **center; | |
932539d7 TT |
546 | int length = (global |
547 | ? pst->global_psymbols.size () | |
548 | : pst->static_psymbols.size ()); | |
40658b94 PH |
549 | int do_linear_search = 1; |
550 | ||
551 | if (length == 0) | |
b5ec771e PA |
552 | return NULL; |
553 | ||
40658b94 | 554 | start = (global ? |
932539d7 TT |
555 | &pst->global_psymbols[0] : |
556 | &pst->static_psymbols[0]); | |
40658b94 PH |
557 | |
558 | if (global && ordered_compare) /* Can use a binary search. */ | |
559 | { | |
560 | do_linear_search = 0; | |
561 | ||
562 | /* Binary search. This search is guaranteed to end with center | |
dda83cd7 SM |
563 | pointing at the earliest partial symbol whose name might be |
564 | correct. At that point *all* partial symbols with an | |
565 | appropriate name will be checked against the correct | |
566 | domain. */ | |
40658b94 PH |
567 | |
568 | bottom = start; | |
569 | top = start + length - 1; | |
570 | real_top = top; | |
571 | while (top > bottom) | |
572 | { | |
573 | center = bottom + (top - bottom) / 2; | |
574 | gdb_assert (center < top); | |
b5ec771e | 575 | |
c1b5c1eb | 576 | enum language lang = (*center)->ginfo.language (); |
e0802d59 | 577 | const char *lang_ln = name.language_lookup_name (lang); |
b5ec771e | 578 | |
c9d95fa3 | 579 | if (ordered_compare ((*center)->ginfo.search_name (), |
af97b416 | 580 | lang_ln) >= 0) |
40658b94 PH |
581 | top = center; |
582 | else | |
583 | bottom = center + 1; | |
584 | } | |
585 | gdb_assert (top == bottom); | |
586 | ||
587 | while (top <= real_top | |
b054970d | 588 | && psymbol_name_matches (*top, name)) |
40658b94 | 589 | { |
c1b5c1eb | 590 | if (symbol_matches_domain ((*top)->ginfo.language (), |
8a6d4234 | 591 | (*top)->domain, domain)) |
40658b94 PH |
592 | return *top; |
593 | top++; | |
594 | } | |
595 | } | |
596 | ||
597 | /* Can't use a binary search or else we found during the binary search that | |
598 | we should also do a linear search. */ | |
599 | ||
600 | if (do_linear_search) | |
601 | { | |
602 | for (psym = start; psym < start + length; psym++) | |
603 | { | |
c1b5c1eb | 604 | if (symbol_matches_domain ((*psym)->ginfo.language (), |
8a6d4234 | 605 | (*psym)->domain, domain) |
b054970d | 606 | && psymbol_name_matches (*psym, name)) |
40658b94 PH |
607 | return *psym; |
608 | } | |
609 | } | |
610 | ||
611 | return NULL; | |
612 | } | |
613 | ||
8c072cb6 TT |
614 | /* Look, in partial_symtab PST, for symbol whose natural name is |
615 | LOOKUP_NAME. Check the global symbols if GLOBAL, the static | |
616 | symbols if not. */ | |
ccefe4c4 | 617 | |
18430289 | 618 | static struct partial_symbol * |
5c80ed9d | 619 | lookup_partial_symbol (struct objfile *objfile, |
8c072cb6 TT |
620 | struct partial_symtab *pst, |
621 | const lookup_name_info &lookup_name, | |
ccefe4c4 TT |
622 | int global, domain_enum domain) |
623 | { | |
ccefe4c4 TT |
624 | struct partial_symbol **start, **psym; |
625 | struct partial_symbol **top, **real_top, **bottom, **center; | |
932539d7 TT |
626 | int length = (global |
627 | ? pst->global_psymbols.size () | |
628 | : pst->static_psymbols.size ()); | |
ccefe4c4 TT |
629 | int do_linear_search = 1; |
630 | ||
631 | if (length == 0) | |
95cf5869 | 632 | return NULL; |
c00f8484 | 633 | |
ccefe4c4 | 634 | start = (global ? |
932539d7 TT |
635 | &pst->global_psymbols[0] : |
636 | &pst->static_psymbols[0]); | |
ccefe4c4 | 637 | |
0df8b418 | 638 | if (global) /* This means we can use a binary search. */ |
ccefe4c4 TT |
639 | { |
640 | do_linear_search = 0; | |
641 | ||
642 | /* Binary search. This search is guaranteed to end with center | |
dda83cd7 SM |
643 | pointing at the earliest partial symbol whose name might be |
644 | correct. At that point *all* partial symbols with an | |
645 | appropriate name will be checked against the correct | |
646 | domain. */ | |
ccefe4c4 TT |
647 | |
648 | bottom = start; | |
649 | top = start + length - 1; | |
650 | real_top = top; | |
651 | while (top > bottom) | |
652 | { | |
653 | center = bottom + (top - bottom) / 2; | |
e2ff18a0 SM |
654 | |
655 | gdb_assert (center < top); | |
656 | ||
c9d95fa3 | 657 | if (strcmp_iw_ordered ((*center)->ginfo.search_name (), |
e0802d59 | 658 | lookup_name.c_str ()) >= 0) |
ccefe4c4 TT |
659 | { |
660 | top = center; | |
661 | } | |
662 | else | |
663 | { | |
664 | bottom = center + 1; | |
665 | } | |
666 | } | |
e2ff18a0 SM |
667 | |
668 | gdb_assert (top == bottom); | |
ccefe4c4 | 669 | |
559a7a62 JK |
670 | /* For `case_sensitivity == case_sensitive_off' strcmp_iw_ordered will |
671 | search more exactly than what matches SYMBOL_MATCHES_SEARCH_NAME. */ | |
af97b416 TT |
672 | while (top >= start && symbol_matches_search_name (&(*top)->ginfo, |
673 | lookup_name)) | |
559a7a62 JK |
674 | top--; |
675 | ||
676 | /* Fixup to have a symbol which matches SYMBOL_MATCHES_SEARCH_NAME. */ | |
677 | top++; | |
678 | ||
af97b416 TT |
679 | while (top <= real_top && symbol_matches_search_name (&(*top)->ginfo, |
680 | lookup_name)) | |
ccefe4c4 | 681 | { |
c1b5c1eb | 682 | if (symbol_matches_domain ((*top)->ginfo.language (), |
8a6d4234 | 683 | (*top)->domain, domain)) |
56f37645 | 684 | return *top; |
ccefe4c4 TT |
685 | top++; |
686 | } | |
687 | } | |
688 | ||
689 | /* Can't use a binary search or else we found during the binary search that | |
40658b94 | 690 | we should also do a linear search. */ |
ccefe4c4 TT |
691 | |
692 | if (do_linear_search) | |
693 | { | |
694 | for (psym = start; psym < start + length; psym++) | |
695 | { | |
c1b5c1eb | 696 | if (symbol_matches_domain ((*psym)->ginfo.language (), |
8a6d4234 | 697 | (*psym)->domain, domain) |
af97b416 | 698 | && symbol_matches_search_name (&(*psym)->ginfo, lookup_name)) |
56f37645 | 699 | return *psym; |
ccefe4c4 TT |
700 | } |
701 | } | |
702 | ||
95cf5869 | 703 | return NULL; |
ccefe4c4 TT |
704 | } |
705 | ||
706 | /* Get the symbol table that corresponds to a partial_symtab. | |
f194fefb DE |
707 | This is fast after the first time you do it. |
708 | The result will be NULL if the primary symtab has no symbols, | |
709 | which can happen. Otherwise the result is the primary symtab | |
710 | that contains PST. */ | |
ccefe4c4 | 711 | |
43f3e411 | 712 | static struct compunit_symtab * |
5c80ed9d | 713 | psymtab_to_symtab (struct objfile *objfile, struct partial_symtab *pst) |
ccefe4c4 | 714 | { |
9439a077 TT |
715 | /* If it is a shared psymtab, find an unshared psymtab that includes |
716 | it. Any such psymtab will do. */ | |
717 | while (pst->user != NULL) | |
718 | pst = pst->user; | |
719 | ||
0df8b418 | 720 | /* If it's been looked up before, return it. */ |
5717c425 TT |
721 | if (pst->get_compunit_symtab (objfile)) |
722 | return pst->get_compunit_symtab (objfile); | |
ccefe4c4 TT |
723 | |
724 | /* If it has not yet been read in, read it. */ | |
5717c425 | 725 | if (!pst->readin_p (objfile)) |
ccefe4c4 | 726 | { |
c83dd867 | 727 | scoped_restore decrementer = increment_reading_symtab (); |
ad3bbd48 | 728 | |
077cbab2 TT |
729 | if (info_verbose) |
730 | { | |
fd760e79 | 731 | printf_filtered (_("Reading in symbols for %s...\n"), |
077cbab2 TT |
732 | pst->filename); |
733 | gdb_flush (gdb_stdout); | |
734 | } | |
735 | ||
891813be | 736 | pst->read_symtab (objfile); |
ccefe4c4 TT |
737 | } |
738 | ||
5717c425 | 739 | return pst->get_compunit_symtab (objfile); |
ccefe4c4 TT |
740 | } |
741 | ||
95cf5869 DE |
742 | /* Psymtab version of find_last_source_symtab. See its definition in |
743 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 744 | |
39298a5d TT |
745 | struct symtab * |
746 | psymbol_functions::find_last_source_symtab (struct objfile *ofp) | |
ccefe4c4 | 747 | { |
95cf5869 | 748 | struct partial_symtab *cs_pst = NULL; |
ccefe4c4 | 749 | |
d1eef86d | 750 | for (partial_symtab *ps : require_partial_symbols (ofp)) |
ccefe4c4 TT |
751 | { |
752 | const char *name = ps->filename; | |
753 | int len = strlen (name); | |
ad3bbd48 | 754 | |
ccefe4c4 TT |
755 | if (!(len > 2 && (strcmp (&name[len - 2], ".h") == 0 |
756 | || strcmp (name, "<<C++-namespaces>>") == 0))) | |
757 | cs_pst = ps; | |
758 | } | |
759 | ||
760 | if (cs_pst) | |
761 | { | |
5717c425 | 762 | if (cs_pst->readin_p (ofp)) |
ccefe4c4 TT |
763 | { |
764 | internal_error (__FILE__, __LINE__, | |
765 | _("select_source_symtab: " | |
766 | "readin pst found and no symtabs.")); | |
767 | } | |
768 | else | |
43f3e411 DE |
769 | { |
770 | struct compunit_symtab *cust = psymtab_to_symtab (ofp, cs_pst); | |
771 | ||
772 | if (cust == NULL) | |
773 | return NULL; | |
774 | return compunit_primary_filetab (cust); | |
775 | } | |
ccefe4c4 TT |
776 | } |
777 | return NULL; | |
778 | } | |
779 | ||
95cf5869 DE |
780 | /* Psymtab version of forget_cached_source_info. See its definition in |
781 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 782 | |
39298a5d TT |
783 | void |
784 | psymbol_functions::forget_cached_source_info (struct objfile *objfile) | |
ccefe4c4 | 785 | { |
d1eef86d | 786 | for (partial_symtab *pst : require_partial_symbols (objfile)) |
ccefe4c4 TT |
787 | { |
788 | if (pst->fullname != NULL) | |
789 | { | |
790 | xfree (pst->fullname); | |
791 | pst->fullname = NULL; | |
792 | } | |
793 | } | |
794 | } | |
795 | ||
796 | static void | |
02e9e7f7 | 797 | print_partial_symbols (struct gdbarch *gdbarch, struct objfile *objfile, |
932539d7 TT |
798 | const std::vector<partial_symbol *> &symbols, |
799 | const char *what, struct ui_file *outfile) | |
ccefe4c4 TT |
800 | { |
801 | fprintf_filtered (outfile, " %s partial symbols:\n", what); | |
932539d7 | 802 | for (partial_symbol *p : symbols) |
ccefe4c4 | 803 | { |
27618ce4 | 804 | QUIT; |
932539d7 TT |
805 | fprintf_filtered (outfile, " `%s'", p->ginfo.linkage_name ()); |
806 | if (p->ginfo.demangled_name () != NULL) | |
ccefe4c4 | 807 | { |
af97b416 | 808 | fprintf_filtered (outfile, " `%s'", |
932539d7 | 809 | p->ginfo.demangled_name ()); |
ccefe4c4 TT |
810 | } |
811 | fputs_filtered (", ", outfile); | |
932539d7 | 812 | switch (p->domain) |
ccefe4c4 TT |
813 | { |
814 | case UNDEF_DOMAIN: | |
815 | fputs_filtered ("undefined domain, ", outfile); | |
816 | break; | |
817 | case VAR_DOMAIN: | |
0df8b418 | 818 | /* This is the usual thing -- don't print it. */ |
ccefe4c4 TT |
819 | break; |
820 | case STRUCT_DOMAIN: | |
821 | fputs_filtered ("struct domain, ", outfile); | |
822 | break; | |
06ff036e AB |
823 | case MODULE_DOMAIN: |
824 | fputs_filtered ("module domain, ", outfile); | |
825 | break; | |
ccefe4c4 TT |
826 | case LABEL_DOMAIN: |
827 | fputs_filtered ("label domain, ", outfile); | |
828 | break; | |
06ff036e AB |
829 | case COMMON_BLOCK_DOMAIN: |
830 | fputs_filtered ("common block domain, ", outfile); | |
831 | break; | |
ccefe4c4 TT |
832 | default: |
833 | fputs_filtered ("<invalid domain>, ", outfile); | |
834 | break; | |
835 | } | |
932539d7 | 836 | switch (p->aclass) |
ccefe4c4 TT |
837 | { |
838 | case LOC_UNDEF: | |
839 | fputs_filtered ("undefined", outfile); | |
840 | break; | |
841 | case LOC_CONST: | |
842 | fputs_filtered ("constant int", outfile); | |
843 | break; | |
844 | case LOC_STATIC: | |
845 | fputs_filtered ("static", outfile); | |
846 | break; | |
847 | case LOC_REGISTER: | |
848 | fputs_filtered ("register", outfile); | |
849 | break; | |
850 | case LOC_ARG: | |
851 | fputs_filtered ("pass by value", outfile); | |
852 | break; | |
853 | case LOC_REF_ARG: | |
854 | fputs_filtered ("pass by reference", outfile); | |
855 | break; | |
856 | case LOC_REGPARM_ADDR: | |
857 | fputs_filtered ("register address parameter", outfile); | |
858 | break; | |
859 | case LOC_LOCAL: | |
860 | fputs_filtered ("stack parameter", outfile); | |
861 | break; | |
862 | case LOC_TYPEDEF: | |
863 | fputs_filtered ("type", outfile); | |
864 | break; | |
865 | case LOC_LABEL: | |
866 | fputs_filtered ("label", outfile); | |
867 | break; | |
868 | case LOC_BLOCK: | |
869 | fputs_filtered ("function", outfile); | |
870 | break; | |
871 | case LOC_CONST_BYTES: | |
872 | fputs_filtered ("constant bytes", outfile); | |
873 | break; | |
874 | case LOC_UNRESOLVED: | |
875 | fputs_filtered ("unresolved", outfile); | |
876 | break; | |
877 | case LOC_OPTIMIZED_OUT: | |
878 | fputs_filtered ("optimized out", outfile); | |
879 | break; | |
880 | case LOC_COMPUTED: | |
881 | fputs_filtered ("computed at runtime", outfile); | |
882 | break; | |
883 | default: | |
884 | fputs_filtered ("<invalid location>", outfile); | |
885 | break; | |
886 | } | |
887 | fputs_filtered (", ", outfile); | |
932539d7 | 888 | fputs_filtered (paddress (gdbarch, p->unrelocated_address ()), outfile); |
ccefe4c4 | 889 | fprintf_filtered (outfile, "\n"); |
ccefe4c4 TT |
890 | } |
891 | } | |
892 | ||
893 | static void | |
894 | dump_psymtab (struct objfile *objfile, struct partial_symtab *psymtab, | |
895 | struct ui_file *outfile) | |
896 | { | |
08feed99 | 897 | struct gdbarch *gdbarch = objfile->arch (); |
ccefe4c4 TT |
898 | int i; |
899 | ||
b4c41fc7 DE |
900 | if (psymtab->anonymous) |
901 | { | |
902 | fprintf_filtered (outfile, "\nAnonymous partial symtab (%s) ", | |
903 | psymtab->filename); | |
904 | } | |
905 | else | |
906 | { | |
907 | fprintf_filtered (outfile, "\nPartial symtab for source file %s ", | |
908 | psymtab->filename); | |
909 | } | |
ccefe4c4 TT |
910 | fprintf_filtered (outfile, "(object "); |
911 | gdb_print_host_address (psymtab, outfile); | |
912 | fprintf_filtered (outfile, ")\n\n"); | |
22068491 TT |
913 | fprintf_filtered (outfile, " Read from object file %s (", |
914 | objfile_name (objfile)); | |
ccefe4c4 | 915 | gdb_print_host_address (objfile, outfile); |
22068491 | 916 | fprintf_filtered (outfile, ")\n"); |
ccefe4c4 | 917 | |
5717c425 | 918 | if (psymtab->readin_p (objfile)) |
ccefe4c4 TT |
919 | { |
920 | fprintf_filtered (outfile, | |
921 | " Full symtab was read (at "); | |
5717c425 | 922 | gdb_print_host_address (psymtab->get_compunit_symtab (objfile), outfile); |
ccefe4c4 TT |
923 | fprintf_filtered (outfile, ")\n"); |
924 | } | |
925 | ||
ccefe4c4 | 926 | fprintf_filtered (outfile, " Symbols cover text addresses "); |
79748972 | 927 | fputs_filtered (paddress (gdbarch, psymtab->text_low (objfile)), outfile); |
ccefe4c4 | 928 | fprintf_filtered (outfile, "-"); |
79748972 | 929 | fputs_filtered (paddress (gdbarch, psymtab->text_high (objfile)), outfile); |
ccefe4c4 | 930 | fprintf_filtered (outfile, "\n"); |
9750bca9 JK |
931 | fprintf_filtered (outfile, " Address map supported - %s.\n", |
932 | psymtab->psymtabs_addrmap_supported ? "yes" : "no"); | |
ccefe4c4 TT |
933 | fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n", |
934 | psymtab->number_of_dependencies); | |
935 | for (i = 0; i < psymtab->number_of_dependencies; i++) | |
936 | { | |
937 | fprintf_filtered (outfile, " %d ", i); | |
938 | gdb_print_host_address (psymtab->dependencies[i], outfile); | |
939 | fprintf_filtered (outfile, " %s\n", | |
940 | psymtab->dependencies[i]->filename); | |
941 | } | |
9439a077 TT |
942 | if (psymtab->user != NULL) |
943 | { | |
944 | fprintf_filtered (outfile, " Shared partial symtab with user "); | |
945 | gdb_print_host_address (psymtab->user, outfile); | |
946 | fprintf_filtered (outfile, "\n"); | |
947 | } | |
932539d7 | 948 | if (!psymtab->global_psymbols.empty ()) |
ccefe4c4 | 949 | { |
d320c2b5 | 950 | print_partial_symbols |
932539d7 TT |
951 | (gdbarch, objfile, psymtab->global_psymbols, |
952 | "Global", outfile); | |
ccefe4c4 | 953 | } |
932539d7 | 954 | if (!psymtab->static_psymbols.empty ()) |
ccefe4c4 | 955 | { |
d320c2b5 | 956 | print_partial_symbols |
932539d7 TT |
957 | (gdbarch, objfile, psymtab->static_psymbols, |
958 | "Static", outfile); | |
ccefe4c4 TT |
959 | } |
960 | fprintf_filtered (outfile, "\n"); | |
961 | } | |
962 | ||
4829711b TT |
963 | /* Count the number of partial symbols in OBJFILE. */ |
964 | ||
caf8c1e5 TT |
965 | int |
966 | psymbol_functions::count_psyms () | |
4829711b TT |
967 | { |
968 | int count = 0; | |
caf8c1e5 | 969 | for (partial_symtab *pst : m_partial_symtabs->range ()) |
4829711b TT |
970 | { |
971 | count += pst->global_psymbols.size (); | |
972 | count += pst->static_psymbols.size (); | |
973 | } | |
974 | return count; | |
975 | } | |
976 | ||
95cf5869 DE |
977 | /* Psymtab version of print_stats. See its definition in |
978 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 979 | |
39298a5d | 980 | void |
4829711b | 981 | psymbol_functions::print_stats (struct objfile *objfile, bool print_bcache) |
ccefe4c4 TT |
982 | { |
983 | int i; | |
ad3bbd48 | 984 | |
4829711b TT |
985 | if (!print_bcache) |
986 | { | |
caf8c1e5 | 987 | int n_psyms = count_psyms (); |
4829711b TT |
988 | if (n_psyms > 0) |
989 | printf_filtered (_(" Number of \"partial\" symbols read: %d\n"), | |
990 | n_psyms); | |
991 | ||
992 | i = 0; | |
d1eef86d | 993 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
4829711b TT |
994 | { |
995 | if (!ps->readin_p (objfile)) | |
996 | i++; | |
997 | } | |
998 | printf_filtered (_(" Number of psym tables (not yet expanded): %d\n"), | |
999 | i); | |
1000 | printf_filtered (_(" Total memory used for psymbol cache: %d\n"), | |
17d66340 | 1001 | m_partial_symtabs->psymbol_cache.memory_used ()); |
4829711b TT |
1002 | } |
1003 | else | |
ccefe4c4 | 1004 | { |
4829711b | 1005 | printf_filtered (_("Psymbol byte cache statistics:\n")); |
17d66340 | 1006 | m_partial_symtabs->psymbol_cache.print_statistics |
4829711b | 1007 | ("partial symbol cache"); |
ccefe4c4 | 1008 | } |
ccefe4c4 TT |
1009 | } |
1010 | ||
95cf5869 DE |
1011 | /* Psymtab version of dump. See its definition in |
1012 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1013 | |
39298a5d TT |
1014 | void |
1015 | psymbol_functions::dump (struct objfile *objfile) | |
ccefe4c4 TT |
1016 | { |
1017 | struct partial_symtab *psymtab; | |
1018 | ||
17d66340 | 1019 | if (m_partial_symtabs->psymtabs) |
ccefe4c4 TT |
1020 | { |
1021 | printf_filtered ("Psymtabs:\n"); | |
17d66340 | 1022 | for (psymtab = m_partial_symtabs->psymtabs; |
ccefe4c4 TT |
1023 | psymtab != NULL; |
1024 | psymtab = psymtab->next) | |
1025 | { | |
1026 | printf_filtered ("%s at ", | |
1027 | psymtab->filename); | |
1028 | gdb_print_host_address (psymtab, gdb_stdout); | |
1029 | printf_filtered (", "); | |
ccefe4c4 TT |
1030 | wrap_here (" "); |
1031 | } | |
1032 | printf_filtered ("\n\n"); | |
1033 | } | |
1034 | } | |
1035 | ||
95cf5869 DE |
1036 | /* Psymtab version of expand_symtabs_for_function. See its definition in |
1037 | the definition of quick_symbol_functions in symfile.h. */ | |
ccefe4c4 | 1038 | |
39298a5d TT |
1039 | void |
1040 | psymbol_functions::expand_symtabs_for_function (struct objfile *objfile, | |
1041 | const char *func_name) | |
ccefe4c4 | 1042 | { |
8c072cb6 TT |
1043 | lookup_name_info base_lookup (func_name, symbol_name_match_type::FULL); |
1044 | lookup_name_info lookup_name = base_lookup.make_ignore_params (); | |
1045 | ||
d1eef86d | 1046 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
b22a7c6a | 1047 | { |
5717c425 | 1048 | if (ps->readin_p (objfile)) |
b22a7c6a | 1049 | continue; |
ccefe4c4 | 1050 | |
8c072cb6 | 1051 | if ((lookup_partial_symbol (objfile, ps, lookup_name, 1, VAR_DOMAIN) |
b22a7c6a | 1052 | != NULL) |
8c072cb6 | 1053 | || (lookup_partial_symbol (objfile, ps, lookup_name, 0, VAR_DOMAIN) |
b22a7c6a TT |
1054 | != NULL)) |
1055 | psymtab_to_symtab (objfile, ps); | |
1056 | } | |
ccefe4c4 TT |
1057 | } |
1058 | ||
95cf5869 DE |
1059 | /* Psymtab version of expand_all_symtabs. See its definition in |
1060 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1061 | |
39298a5d TT |
1062 | void |
1063 | psymbol_functions::expand_all_symtabs (struct objfile *objfile) | |
ccefe4c4 | 1064 | { |
d1eef86d | 1065 | for (partial_symtab *psymtab : require_partial_symbols (objfile)) |
b22a7c6a | 1066 | psymtab_to_symtab (objfile, psymtab); |
ccefe4c4 TT |
1067 | } |
1068 | ||
95cf5869 DE |
1069 | /* Psymtab version of expand_symtabs_with_fullname. See its definition in |
1070 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1071 | |
39298a5d TT |
1072 | void |
1073 | psymbol_functions::expand_symtabs_with_fullname (struct objfile *objfile, | |
1074 | const char *fullname) | |
ccefe4c4 | 1075 | { |
d1eef86d | 1076 | for (partial_symtab *p : require_partial_symbols (objfile)) |
ccefe4c4 | 1077 | { |
b4c41fc7 DE |
1078 | /* Anonymous psymtabs don't have a name of a source file. */ |
1079 | if (p->anonymous) | |
1080 | continue; | |
1081 | ||
5ff888ce DE |
1082 | /* psymtab_to_fullname tries to open the file which is slow. |
1083 | Don't call it if we know the basenames don't match. */ | |
1084 | if ((basenames_may_differ | |
1085 | || filename_cmp (lbasename (fullname), lbasename (p->filename)) == 0) | |
1086 | && filename_cmp (fullname, psymtab_to_fullname (p)) == 0) | |
5c80ed9d | 1087 | psymtab_to_symtab (objfile, p); |
ccefe4c4 TT |
1088 | } |
1089 | } | |
1090 | ||
95cf5869 DE |
1091 | /* Psymtab version of map_symbol_filenames. See its definition in |
1092 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1093 | |
39298a5d | 1094 | void |
f4655dee TT |
1095 | psymbol_functions::map_symbol_filenames |
1096 | (struct objfile *objfile, | |
1097 | gdb::function_view<symbol_filename_ftype> fun, | |
1098 | bool need_fullname) | |
ccefe4c4 | 1099 | { |
d1eef86d | 1100 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
ccefe4c4 TT |
1101 | { |
1102 | const char *fullname; | |
1103 | ||
5717c425 | 1104 | if (ps->readin_p (objfile)) |
ccefe4c4 TT |
1105 | continue; |
1106 | ||
f80c6f3f DE |
1107 | /* We can skip shared psymtabs here, because any file name will be |
1108 | attached to the unshared psymtab. */ | |
1109 | if (ps->user != NULL) | |
1110 | continue; | |
1111 | ||
b4c41fc7 DE |
1112 | /* Anonymous psymtabs don't have a file name. */ |
1113 | if (ps->anonymous) | |
1114 | continue; | |
1115 | ||
821296b7 | 1116 | QUIT; |
74e2f255 DE |
1117 | if (need_fullname) |
1118 | fullname = psymtab_to_fullname (ps); | |
1119 | else | |
1120 | fullname = NULL; | |
f4655dee | 1121 | fun (ps->filename, fullname); |
ccefe4c4 TT |
1122 | } |
1123 | } | |
1124 | ||
ccefe4c4 TT |
1125 | /* Finds the fullname that a partial_symtab represents. |
1126 | ||
1127 | If this functions finds the fullname, it will save it in ps->fullname | |
1128 | and it will also return the value. | |
1129 | ||
1130 | If this function fails to find the file that this partial_symtab represents, | |
1131 | NULL will be returned and ps->fullname will be set to NULL. */ | |
256f06f3 | 1132 | |
da5132d3 | 1133 | static const char * |
ccefe4c4 TT |
1134 | psymtab_to_fullname (struct partial_symtab *ps) |
1135 | { | |
fbd9ab74 | 1136 | gdb_assert (!ps->anonymous); |
ccefe4c4 | 1137 | |
256f06f3 DE |
1138 | /* Use cached copy if we have it. |
1139 | We rely on forget_cached_source_info being called appropriately | |
1140 | to handle cases like the file being moved. */ | |
fbd9ab74 JK |
1141 | if (ps->fullname == NULL) |
1142 | { | |
e0cc99a6 | 1143 | gdb::unique_xmalloc_ptr<char> fullname; |
2179fbc3 TT |
1144 | scoped_fd fd = find_and_open_source (ps->filename, ps->dirname, |
1145 | &fullname); | |
e0cc99a6 | 1146 | ps->fullname = fullname.release (); |
256f06f3 | 1147 | |
2179fbc3 | 1148 | if (fd.get () < 0) |
fbd9ab74 | 1149 | { |
fbd9ab74 JK |
1150 | /* rewrite_source_path would be applied by find_and_open_source, we |
1151 | should report the pathname where GDB tried to find the file. */ | |
ccefe4c4 | 1152 | |
fbd9ab74 | 1153 | if (ps->dirname == NULL || IS_ABSOLUTE_PATH (ps->filename)) |
0b581c69 | 1154 | fullname.reset (xstrdup (ps->filename)); |
fbd9ab74 | 1155 | else |
0b581c69 TT |
1156 | fullname.reset (concat (ps->dirname, SLASH_STRING, |
1157 | ps->filename, (char *) NULL)); | |
fbd9ab74 | 1158 | |
0b581c69 | 1159 | ps->fullname = rewrite_source_path (fullname.get ()).release (); |
fbd9ab74 | 1160 | if (ps->fullname == NULL) |
0b581c69 | 1161 | ps->fullname = fullname.release (); |
fbd9ab74 | 1162 | } |
95cf5869 | 1163 | } |
fbd9ab74 JK |
1164 | |
1165 | return ps->fullname; | |
ccefe4c4 TT |
1166 | } |
1167 | ||
95cf5869 DE |
1168 | /* Psymtab version of map_matching_symbols. See its definition in |
1169 | the definition of quick_symbol_functions in symfile.h. */ | |
40658b94 | 1170 | |
39298a5d TT |
1171 | void |
1172 | psymbol_functions::map_matching_symbols | |
199b4314 | 1173 | (struct objfile *objfile, |
b054970d | 1174 | const lookup_name_info &name, domain_enum domain, |
199b4314 TT |
1175 | int global, |
1176 | gdb::function_view<symbol_found_callback_ftype> callback, | |
199b4314 | 1177 | symbol_compare_ftype *ordered_compare) |
ccefe4c4 | 1178 | { |
40658b94 | 1179 | const int block_kind = global ? GLOBAL_BLOCK : STATIC_BLOCK; |
ccefe4c4 | 1180 | |
d1eef86d | 1181 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
ccefe4c4 TT |
1182 | { |
1183 | QUIT; | |
5717c425 | 1184 | if (ps->readin_p (objfile) |
b054970d | 1185 | || match_partial_symbol (objfile, ps, global, name, domain, |
40658b94 | 1186 | ordered_compare)) |
ccefe4c4 | 1187 | { |
43f3e411 | 1188 | struct compunit_symtab *cust = psymtab_to_symtab (objfile, ps); |
582942f4 | 1189 | const struct block *block; |
ad3bbd48 | 1190 | |
43f3e411 | 1191 | if (cust == NULL) |
ccefe4c4 | 1192 | continue; |
43f3e411 | 1193 | block = BLOCKVECTOR_BLOCK (COMPUNIT_BLOCKVECTOR (cust), block_kind); |
b054970d | 1194 | if (!iterate_over_symbols_terminated (block, name, |
6a3dbf1b | 1195 | domain, callback)) |
40658b94 | 1196 | return; |
ccefe4c4 TT |
1197 | } |
1198 | } | |
95cf5869 | 1199 | } |
ccefe4c4 | 1200 | |
14bc53a8 PA |
1201 | /* A helper for psym_expand_symtabs_matching that handles searching |
1202 | included psymtabs. This returns true if a symbol is found, and | |
1203 | false otherwise. It also updates the 'searched_flag' on the | |
9439a077 TT |
1204 | various psymtabs that it searches. */ |
1205 | ||
14bc53a8 PA |
1206 | static bool |
1207 | recursively_search_psymtabs | |
d2f7dcb2 JB |
1208 | (struct partial_symtab *ps, |
1209 | struct objfile *objfile, | |
03a8ea51 | 1210 | block_search_flags search_flags, |
d2f7dcb2 | 1211 | enum search_domain domain, |
b5ec771e | 1212 | const lookup_name_info &lookup_name, |
14bc53a8 | 1213 | gdb::function_view<expand_symtabs_symbol_matcher_ftype> sym_matcher) |
9439a077 | 1214 | { |
9439a077 | 1215 | int keep_going = 1; |
f486487f | 1216 | enum psymtab_search_status result = PST_SEARCHED_AND_NOT_FOUND; |
9439a077 TT |
1217 | int i; |
1218 | ||
1219 | if (ps->searched_flag != PST_NOT_SEARCHED) | |
1220 | return ps->searched_flag == PST_SEARCHED_AND_FOUND; | |
1221 | ||
1222 | /* Recurse into shared psymtabs first, because they may have already | |
1223 | been searched, and this could save some time. */ | |
1224 | for (i = 0; i < ps->number_of_dependencies; ++i) | |
1225 | { | |
1226 | int r; | |
1227 | ||
1228 | /* Skip non-shared dependencies, these are handled elsewhere. */ | |
1229 | if (ps->dependencies[i]->user == NULL) | |
1230 | continue; | |
1231 | ||
1232 | r = recursively_search_psymtabs (ps->dependencies[i], | |
03a8ea51 TT |
1233 | objfile, search_flags, domain, |
1234 | lookup_name, sym_matcher); | |
9439a077 TT |
1235 | if (r != 0) |
1236 | { | |
1237 | ps->searched_flag = PST_SEARCHED_AND_FOUND; | |
14bc53a8 | 1238 | return true; |
9439a077 TT |
1239 | } |
1240 | } | |
1241 | ||
932539d7 TT |
1242 | partial_symbol **gbound = (ps->global_psymbols.data () |
1243 | + ps->global_psymbols.size ()); | |
1244 | partial_symbol **sbound = (ps->static_psymbols.data () | |
1245 | + ps->static_psymbols.size ()); | |
af5bf4ad | 1246 | partial_symbol **bound = gbound; |
9439a077 TT |
1247 | |
1248 | /* Go through all of the symbols stored in a partial | |
1249 | symtab in one loop. */ | |
932539d7 | 1250 | partial_symbol **psym = ps->global_psymbols.data (); |
03a8ea51 TT |
1251 | |
1252 | if ((search_flags & SEARCH_GLOBAL_BLOCK) == 0) | |
1253 | { | |
1254 | if (ps->static_psymbols.empty ()) | |
1255 | keep_going = 0; | |
1256 | else | |
1257 | { | |
1258 | psym = ps->static_psymbols.data (); | |
1259 | bound = sbound; | |
1260 | } | |
1261 | } | |
1262 | ||
9439a077 TT |
1263 | while (keep_going) |
1264 | { | |
1265 | if (psym >= bound) | |
1266 | { | |
03a8ea51 TT |
1267 | if (bound == gbound && !ps->static_psymbols.empty () |
1268 | && (search_flags & SEARCH_STATIC_BLOCK) != 0) | |
9439a077 | 1269 | { |
932539d7 | 1270 | psym = ps->static_psymbols.data (); |
9439a077 TT |
1271 | bound = sbound; |
1272 | } | |
1273 | else | |
1274 | keep_going = 0; | |
1275 | continue; | |
1276 | } | |
1277 | else | |
1278 | { | |
1279 | QUIT; | |
1280 | ||
b5ec771e | 1281 | if ((domain == ALL_DOMAIN |
59c35742 AB |
1282 | || (domain == MODULES_DOMAIN |
1283 | && (*psym)->domain == MODULE_DOMAIN) | |
b5ec771e | 1284 | || (domain == VARIABLES_DOMAIN |
8a6d4234 TT |
1285 | && (*psym)->aclass != LOC_TYPEDEF |
1286 | && (*psym)->aclass != LOC_BLOCK) | |
b5ec771e | 1287 | || (domain == FUNCTIONS_DOMAIN |
8a6d4234 | 1288 | && (*psym)->aclass == LOC_BLOCK) |
b5ec771e | 1289 | || (domain == TYPES_DOMAIN |
8a6d4234 | 1290 | && (*psym)->aclass == LOC_TYPEDEF)) |
b5ec771e | 1291 | && psymbol_name_matches (*psym, lookup_name) |
af97b416 | 1292 | && (sym_matcher == NULL |
c9d95fa3 | 1293 | || sym_matcher ((*psym)->ginfo.search_name ()))) |
9439a077 TT |
1294 | { |
1295 | /* Found a match, so notify our caller. */ | |
1296 | result = PST_SEARCHED_AND_FOUND; | |
1297 | keep_going = 0; | |
1298 | } | |
1299 | } | |
1300 | psym++; | |
1301 | } | |
1302 | ||
1303 | ps->searched_flag = result; | |
1304 | return result == PST_SEARCHED_AND_FOUND; | |
1305 | } | |
1306 | ||
95cf5869 DE |
1307 | /* Psymtab version of expand_symtabs_matching. See its definition in |
1308 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1309 | |
df35e626 | 1310 | bool |
39298a5d | 1311 | psymbol_functions::expand_symtabs_matching |
f8eba3c6 | 1312 | (struct objfile *objfile, |
14bc53a8 | 1313 | gdb::function_view<expand_symtabs_file_matcher_ftype> file_matcher, |
c1a66c06 | 1314 | const lookup_name_info *lookup_name, |
14bc53a8 PA |
1315 | gdb::function_view<expand_symtabs_symbol_matcher_ftype> symbol_matcher, |
1316 | gdb::function_view<expand_symtabs_exp_notify_ftype> expansion_notify, | |
03a8ea51 | 1317 | block_search_flags search_flags, |
b5ec771e | 1318 | enum search_domain domain) |
ccefe4c4 | 1319 | { |
9439a077 | 1320 | /* Clear the search flags. */ |
d1eef86d | 1321 | for (partial_symtab *ps : require_partial_symbols (objfile)) |
b22a7c6a | 1322 | ps->searched_flag = PST_NOT_SEARCHED; |
ccefe4c4 | 1323 | |
e2cd5ca4 TT |
1324 | gdb::optional<lookup_name_info> psym_lookup_name; |
1325 | if (lookup_name != nullptr) | |
1326 | psym_lookup_name = lookup_name->make_ignore_params (); | |
1327 | ||
17d66340 | 1328 | for (partial_symtab *ps : m_partial_symtabs->range ()) |
9439a077 | 1329 | { |
30b3dd9d DE |
1330 | QUIT; |
1331 | ||
5717c425 | 1332 | if (ps->readin_p (objfile)) |
ccefe4c4 TT |
1333 | continue; |
1334 | ||
b4c41fc7 DE |
1335 | if (file_matcher) |
1336 | { | |
14bc53a8 | 1337 | bool match; |
680d1742 | 1338 | |
b4c41fc7 DE |
1339 | if (ps->anonymous) |
1340 | continue; | |
fbd9ab74 | 1341 | |
14bc53a8 | 1342 | match = file_matcher (ps->filename, false); |
680d1742 DE |
1343 | if (!match) |
1344 | { | |
1345 | /* Before we invoke realpath, which can get expensive when many | |
1346 | files are involved, do a quick comparison of the basenames. */ | |
1347 | if (basenames_may_differ | |
14bc53a8 PA |
1348 | || file_matcher (lbasename (ps->filename), true)) |
1349 | match = file_matcher (psymtab_to_fullname (ps), false); | |
680d1742 DE |
1350 | } |
1351 | if (!match) | |
b4c41fc7 DE |
1352 | continue; |
1353 | } | |
ccefe4c4 | 1354 | |
c1a66c06 | 1355 | if ((symbol_matcher == NULL && lookup_name == NULL) |
03a8ea51 | 1356 | || recursively_search_psymtabs (ps, objfile, search_flags, domain, |
e2cd5ca4 | 1357 | *psym_lookup_name, |
c1a66c06 | 1358 | symbol_matcher)) |
276d885b GB |
1359 | { |
1360 | struct compunit_symtab *symtab = | |
1361 | psymtab_to_symtab (objfile, ps); | |
1362 | ||
1363 | if (expansion_notify != NULL) | |
df35e626 TT |
1364 | if (!expansion_notify (symtab)) |
1365 | return false; | |
276d885b | 1366 | } |
ccefe4c4 | 1367 | } |
df35e626 TT |
1368 | |
1369 | return true; | |
ccefe4c4 TT |
1370 | } |
1371 | ||
95cf5869 DE |
1372 | /* Psymtab version of has_symbols. See its definition in |
1373 | the definition of quick_symbol_functions in symfile.h. */ | |
83827540 | 1374 | |
39298a5d TT |
1375 | bool |
1376 | psymbol_functions::has_symbols (struct objfile *objfile) | |
ccefe4c4 | 1377 | { |
17d66340 | 1378 | return m_partial_symtabs->psymtabs != NULL; |
ccefe4c4 TT |
1379 | } |
1380 | ||
71a3c369 | 1381 | /* Helper function for psym_find_compunit_symtab_by_address that fills |
75336a5a | 1382 | in m_psymbol_map for a given range of psymbols. */ |
71a3c369 | 1383 | |
75336a5a TT |
1384 | void |
1385 | psymbol_functions::fill_psymbol_map | |
1386 | (struct objfile *objfile, | |
1387 | struct partial_symtab *psymtab, | |
1388 | std::set<CORE_ADDR> *seen_addrs, | |
1389 | const std::vector<partial_symbol *> &symbols) | |
71a3c369 | 1390 | { |
932539d7 | 1391 | for (partial_symbol *psym : symbols) |
71a3c369 | 1392 | { |
8a6d4234 | 1393 | if (psym->aclass == LOC_STATIC) |
71a3c369 | 1394 | { |
02e9e7f7 | 1395 | CORE_ADDR addr = psym->address (objfile); |
71a3c369 TT |
1396 | if (seen_addrs->find (addr) == seen_addrs->end ()) |
1397 | { | |
1398 | seen_addrs->insert (addr); | |
75336a5a | 1399 | m_psymbol_map.emplace_back (addr, psymtab); |
71a3c369 TT |
1400 | } |
1401 | } | |
1402 | } | |
1403 | } | |
1404 | ||
1405 | /* See find_compunit_symtab_by_address in quick_symbol_functions, in | |
1406 | symfile.h. */ | |
1407 | ||
39298a5d TT |
1408 | compunit_symtab * |
1409 | psymbol_functions::find_compunit_symtab_by_address (struct objfile *objfile, | |
1410 | CORE_ADDR address) | |
71a3c369 | 1411 | { |
75336a5a | 1412 | if (m_psymbol_map.empty ()) |
71a3c369 | 1413 | { |
71a3c369 TT |
1414 | std::set<CORE_ADDR> seen_addrs; |
1415 | ||
d1eef86d | 1416 | for (partial_symtab *pst : require_partial_symbols (objfile)) |
b22a7c6a | 1417 | { |
75336a5a TT |
1418 | fill_psymbol_map (objfile, pst, |
1419 | &seen_addrs, | |
1420 | pst->global_psymbols); | |
1421 | fill_psymbol_map (objfile, pst, | |
1422 | &seen_addrs, | |
1423 | pst->static_psymbols); | |
b22a7c6a | 1424 | } |
71a3c369 | 1425 | |
75336a5a | 1426 | m_psymbol_map.shrink_to_fit (); |
71a3c369 | 1427 | |
75336a5a | 1428 | std::sort (m_psymbol_map.begin (), m_psymbol_map.end (), |
71a3c369 TT |
1429 | [] (const std::pair<CORE_ADDR, partial_symtab *> &a, |
1430 | const std::pair<CORE_ADDR, partial_symtab *> &b) | |
1431 | { | |
1432 | return a.first < b.first; | |
1433 | }); | |
1434 | } | |
1435 | ||
1436 | auto iter = std::lower_bound | |
75336a5a | 1437 | (m_psymbol_map.begin (), m_psymbol_map.end (), address, |
71a3c369 TT |
1438 | [] (const std::pair<CORE_ADDR, partial_symtab *> &a, |
1439 | CORE_ADDR b) | |
1440 | { | |
1441 | return a.first < b; | |
1442 | }); | |
1443 | ||
75336a5a | 1444 | if (iter == m_psymbol_map.end () || iter->first != address) |
71a3c369 TT |
1445 | return NULL; |
1446 | ||
1447 | return psymtab_to_symtab (objfile, iter->second); | |
1448 | } | |
1449 | ||
ccefe4c4 TT |
1450 | \f |
1451 | ||
c3693a1d TT |
1452 | /* Partially fill a partial symtab. It will be completely filled at |
1453 | the end of the symbol list. */ | |
ccefe4c4 | 1454 | |
c3693a1d | 1455 | partial_symtab::partial_symtab (const char *filename, |
7b249e47 | 1456 | psymtab_storage *partial_symtabs, |
0072c873 | 1457 | objfile_per_bfd_storage *objfile_per_bfd, |
c3693a1d | 1458 | CORE_ADDR textlow) |
0072c873 | 1459 | : partial_symtab (filename, partial_symtabs, objfile_per_bfd) |
ccefe4c4 | 1460 | { |
c3693a1d TT |
1461 | set_text_low (textlow); |
1462 | set_text_high (raw_text_low ()); /* default */ | |
ccefe4c4 TT |
1463 | } |
1464 | ||
8763cede DE |
1465 | /* Perform "finishing up" operations of a partial symtab. */ |
1466 | ||
1467 | void | |
ae7754b2 | 1468 | partial_symtab::end () |
8763cede | 1469 | { |
ae7754b2 TT |
1470 | global_psymbols.shrink_to_fit (); |
1471 | static_psymbols.shrink_to_fit (); | |
8763cede | 1472 | |
ae7754b2 TT |
1473 | /* Sort the global list; don't sort the static list. */ |
1474 | std::sort (global_psymbols.begin (), | |
1475 | global_psymbols.end (), | |
1476 | [] (partial_symbol *s1, partial_symbol *s2) | |
1477 | { | |
1478 | return strcmp_iw_ordered (s1->ginfo.search_name (), | |
1479 | s2->ginfo.search_name ()) < 0; | |
1480 | }); | |
8763cede DE |
1481 | } |
1482 | ||
89806626 | 1483 | /* See psymtab.h. */ |
cbd70537 | 1484 | |
89806626 SM |
1485 | unsigned long |
1486 | psymbol_bcache::hash (const void *addr, int length) | |
cbd70537 SW |
1487 | { |
1488 | unsigned long h = 0; | |
1489 | struct partial_symbol *psymbol = (struct partial_symbol *) addr; | |
c1b5c1eb | 1490 | unsigned int lang = psymbol->ginfo.language (); |
8a6d4234 TT |
1491 | unsigned int domain = psymbol->domain; |
1492 | unsigned int theclass = psymbol->aclass; | |
cbd70537 | 1493 | |
4cbd39b2 CB |
1494 | h = fast_hash (&psymbol->ginfo.value, sizeof (psymbol->ginfo.value), h); |
1495 | h = fast_hash (&lang, sizeof (unsigned int), h); | |
1496 | h = fast_hash (&domain, sizeof (unsigned int), h); | |
1497 | h = fast_hash (&theclass, sizeof (unsigned int), h); | |
4d4eaa30 | 1498 | /* Note that psymbol names are interned via compute_and_set_names, so |
e793c052 | 1499 | there's no need to hash the contents of the name here. */ |
4d4eaa30 | 1500 | h = fast_hash (&psymbol->ginfo.m_name, sizeof (psymbol->ginfo.m_name), h); |
cbd70537 SW |
1501 | |
1502 | return h; | |
1503 | } | |
1504 | ||
89806626 | 1505 | /* See psymtab.h. */ |
cbd70537 | 1506 | |
89806626 SM |
1507 | int |
1508 | psymbol_bcache::compare (const void *addr1, const void *addr2, int length) | |
cbd70537 SW |
1509 | { |
1510 | struct partial_symbol *sym1 = (struct partial_symbol *) addr1; | |
1511 | struct partial_symbol *sym2 = (struct partial_symbol *) addr2; | |
1512 | ||
af97b416 | 1513 | return (memcmp (&sym1->ginfo.value, &sym2->ginfo.value, |
dda83cd7 | 1514 | sizeof (sym1->ginfo.value)) == 0 |
c1b5c1eb | 1515 | && sym1->ginfo.language () == sym2->ginfo.language () |
dda83cd7 SM |
1516 | && sym1->domain == sym2->domain |
1517 | && sym1->aclass == sym2->aclass | |
e793c052 | 1518 | /* Note that psymbol names are interned via |
4d4eaa30 | 1519 | compute_and_set_names, so there's no need to compare the |
e793c052 | 1520 | contents of the name here. */ |
dda83cd7 | 1521 | && sym1->ginfo.linkage_name () == sym2->ginfo.linkage_name ()); |
cbd70537 SW |
1522 | } |
1523 | ||
703a86c2 | 1524 | /* See psympriv.h. */ |
ccefe4c4 | 1525 | |
7dc25483 | 1526 | void |
932539d7 TT |
1527 | partial_symtab::add_psymbol (const partial_symbol &psymbol, |
1528 | psymbol_placement where, | |
7b249e47 | 1529 | psymtab_storage *partial_symtabs, |
932539d7 | 1530 | struct objfile *objfile) |
ccefe4c4 | 1531 | { |
ef5e5b0b | 1532 | bool added; |
ccefe4c4 | 1533 | |
0df8b418 | 1534 | /* Stash the partial symbol away in the cache. */ |
7b249e47 TT |
1535 | partial_symbol *psym |
1536 | = ((struct partial_symbol *) | |
1537 | partial_symtabs->psymbol_cache.insert | |
1538 | (&psymbol, sizeof (struct partial_symbol), &added)); | |
ccefe4c4 TT |
1539 | |
1540 | /* Do not duplicate global partial symbols. */ | |
75aedd27 | 1541 | if (where == psymbol_placement::GLOBAL && !added) |
7dc25483 | 1542 | return; |
ccefe4c4 | 1543 | |
0df8b418 | 1544 | /* Save pointer to partial symbol in psymtab, growing symtab if needed. */ |
932539d7 | 1545 | std::vector<partial_symbol *> &list |
75aedd27 | 1546 | = (where == psymbol_placement::STATIC |
932539d7 TT |
1547 | ? static_psymbols |
1548 | : global_psymbols); | |
0684bb51 | 1549 | list.push_back (psym); |
ccefe4c4 TT |
1550 | } |
1551 | ||
6eee24ce | 1552 | /* See psympriv.h. */ |
ccefe4c4 | 1553 | |
2467f4f6 | 1554 | void |
932539d7 TT |
1555 | partial_symtab::add_psymbol (gdb::string_view name, bool copy_name, |
1556 | domain_enum domain, | |
1557 | enum address_class theclass, | |
1558 | short section, | |
1559 | psymbol_placement where, | |
1560 | CORE_ADDR coreaddr, | |
7b249e47 TT |
1561 | enum language language, |
1562 | psymtab_storage *partial_symtabs, | |
1563 | struct objfile *objfile) | |
2467f4f6 TT |
1564 | { |
1565 | struct partial_symbol psymbol; | |
1566 | memset (&psymbol, 0, sizeof (psymbol)); | |
1567 | ||
1568 | psymbol.set_unrelocated_address (coreaddr); | |
a52d653e | 1569 | psymbol.ginfo.set_section_index (section); |
2467f4f6 TT |
1570 | psymbol.domain = domain; |
1571 | psymbol.aclass = theclass; | |
7b249e47 | 1572 | psymbol.ginfo.set_language (language, partial_symtabs->obstack ()); |
2467f4f6 TT |
1573 | psymbol.ginfo.compute_and_set_names (name, copy_name, objfile->per_bfd); |
1574 | ||
7b249e47 | 1575 | add_psymbol (psymbol, where, partial_symtabs, objfile); |
2467f4f6 TT |
1576 | } |
1577 | ||
1578 | /* See psympriv.h. */ | |
1579 | ||
7b249e47 TT |
1580 | partial_symtab::partial_symtab (const char *filename_, |
1581 | psymtab_storage *partial_symtabs, | |
0072c873 | 1582 | objfile_per_bfd_storage *objfile_per_bfd) |
32caafd0 TT |
1583 | : searched_flag (PST_NOT_SEARCHED), |
1584 | text_low_valid (0), | |
1585 | text_high_valid (0) | |
ccefe4c4 | 1586 | { |
7b249e47 | 1587 | partial_symtabs->install_psymtab (this); |
ccefe4c4 | 1588 | |
0072c873 | 1589 | filename = objfile_per_bfd->intern (filename_); |
ccefe4c4 | 1590 | |
45cfd468 DE |
1591 | if (symtab_create_debug) |
1592 | { | |
1593 | /* Be a bit clever with debugging messages, and don't print objfile | |
1594 | every time, only when it changes. */ | |
0072c873 SM |
1595 | static std::string last_bfd_name; |
1596 | const char *this_bfd_name | |
1597 | = bfd_get_filename (objfile_per_bfd->get_bfd ()); | |
45cfd468 | 1598 | |
0072c873 | 1599 | if (last_bfd_name.empty () || last_bfd_name != this_bfd_name) |
45cfd468 | 1600 | { |
0072c873 | 1601 | last_bfd_name = this_bfd_name; |
22068491 | 1602 | fprintf_filtered (gdb_stdlog, |
0072c873 SM |
1603 | "Creating one or more psymtabs for %s ...\n", |
1604 | this_bfd_name); | |
45cfd468 | 1605 | } |
22068491 TT |
1606 | fprintf_filtered (gdb_stdlog, |
1607 | "Created psymtab %s for module %s.\n", | |
32caafd0 | 1608 | host_address_to_string (this), filename); |
45cfd468 | 1609 | } |
ccefe4c4 TT |
1610 | } |
1611 | ||
0494dbec TT |
1612 | /* See psympriv.h. */ |
1613 | ||
1614 | void | |
48993951 | 1615 | partial_symtab::expand_dependencies (struct objfile *objfile) |
0494dbec TT |
1616 | { |
1617 | for (int i = 0; i < number_of_dependencies; ++i) | |
1618 | { | |
5717c425 | 1619 | if (!dependencies[i]->readin_p (objfile) |
1eb73179 | 1620 | && dependencies[i]->user == NULL) |
0494dbec TT |
1621 | { |
1622 | /* Inform about additional files to be read in. */ | |
1623 | if (info_verbose) | |
1624 | { | |
1625 | fputs_filtered (" ", gdb_stdout); | |
1626 | wrap_here (""); | |
1627 | fputs_filtered ("and ", gdb_stdout); | |
1628 | wrap_here (""); | |
1629 | printf_filtered ("%s...", dependencies[i]->filename); | |
1630 | wrap_here (""); /* Flush output */ | |
1631 | gdb_flush (gdb_stdout); | |
1632 | } | |
1633 | dependencies[i]->expand_psymtab (objfile); | |
1634 | } | |
1635 | } | |
1636 | } | |
1637 | ||
1638 | ||
ccefe4c4 | 1639 | void |
d320c2b5 | 1640 | psymtab_storage::discard_psymtab (struct partial_symtab *pst) |
ccefe4c4 TT |
1641 | { |
1642 | struct partial_symtab **prev_pst; | |
1643 | ||
1644 | /* From dbxread.c: | |
1645 | Empty psymtabs happen as a result of header files which don't | |
1646 | have any symbols in them. There can be a lot of them. But this | |
1647 | check is wrong, in that a psymtab with N_SLINE entries but | |
1648 | nothing else is not empty, but we don't realize that. Fixing | |
1649 | that without slowing things down might be tricky. */ | |
1650 | ||
0df8b418 | 1651 | /* First, snip it out of the psymtab chain. */ |
ccefe4c4 | 1652 | |
d320c2b5 | 1653 | prev_pst = &psymtabs; |
ccefe4c4 TT |
1654 | while ((*prev_pst) != pst) |
1655 | prev_pst = &((*prev_pst)->next); | |
1656 | (*prev_pst) = pst->next; | |
6f17252b | 1657 | delete pst; |
ccefe4c4 TT |
1658 | } |
1659 | ||
ccefe4c4 TT |
1660 | \f |
1661 | ||
372405a5 DE |
1662 | /* We need to pass a couple of items to the addrmap_foreach function, |
1663 | so use a struct. */ | |
1664 | ||
1665 | struct dump_psymtab_addrmap_data | |
1666 | { | |
1667 | struct objfile *objfile; | |
1668 | struct partial_symtab *psymtab; | |
1669 | struct ui_file *outfile; | |
1670 | ||
1671 | /* Non-zero if the previously printed addrmap entry was for PSYMTAB. | |
1672 | If so, we want to print the next one as well (since the next addrmap | |
1673 | entry defines the end of the range). */ | |
1674 | int previous_matched; | |
1675 | }; | |
1676 | ||
1677 | /* Helper function for dump_psymtab_addrmap to print an addrmap entry. */ | |
1678 | ||
1679 | static int | |
1680 | dump_psymtab_addrmap_1 (void *datap, CORE_ADDR start_addr, void *obj) | |
1681 | { | |
709b5518 PA |
1682 | struct dump_psymtab_addrmap_data *data |
1683 | = (struct dump_psymtab_addrmap_data *) datap; | |
08feed99 | 1684 | struct gdbarch *gdbarch = data->objfile->arch (); |
709b5518 | 1685 | struct partial_symtab *addrmap_psymtab = (struct partial_symtab *) obj; |
372405a5 DE |
1686 | const char *psymtab_address_or_end = NULL; |
1687 | ||
1688 | QUIT; | |
1689 | ||
1690 | if (data->psymtab == NULL | |
1691 | || data->psymtab == addrmap_psymtab) | |
1692 | psymtab_address_or_end = host_address_to_string (addrmap_psymtab); | |
1693 | else if (data->previous_matched) | |
1694 | psymtab_address_or_end = "<ends here>"; | |
1695 | ||
1696 | if (data->psymtab == NULL | |
1697 | || data->psymtab == addrmap_psymtab | |
1698 | || data->previous_matched) | |
1699 | { | |
1700 | fprintf_filtered (data->outfile, " %s%s %s\n", | |
1701 | data->psymtab != NULL ? " " : "", | |
1702 | paddress (gdbarch, start_addr), | |
1703 | psymtab_address_or_end); | |
1704 | } | |
1705 | ||
1706 | data->previous_matched = (data->psymtab == NULL | |
1707 | || data->psymtab == addrmap_psymtab); | |
1708 | ||
1709 | return 0; | |
1710 | } | |
1711 | ||
1712 | /* Helper function for maintenance_print_psymbols to print the addrmap | |
1713 | of PSYMTAB. If PSYMTAB is NULL print the entire addrmap. */ | |
1714 | ||
1715 | static void | |
17d66340 TT |
1716 | dump_psymtab_addrmap (struct objfile *objfile, |
1717 | psymtab_storage *partial_symtabs, | |
1718 | struct partial_symtab *psymtab, | |
372405a5 DE |
1719 | struct ui_file *outfile) |
1720 | { | |
1721 | struct dump_psymtab_addrmap_data addrmap_dump_data; | |
1722 | ||
34c41c68 DE |
1723 | if ((psymtab == NULL |
1724 | || psymtab->psymtabs_addrmap_supported) | |
17d66340 | 1725 | && partial_symtabs->psymtabs_addrmap != NULL) |
372405a5 DE |
1726 | { |
1727 | addrmap_dump_data.objfile = objfile; | |
1728 | addrmap_dump_data.psymtab = psymtab; | |
1729 | addrmap_dump_data.outfile = outfile; | |
1730 | addrmap_dump_data.previous_matched = 0; | |
1731 | fprintf_filtered (outfile, "%sddress map:\n", | |
1732 | psymtab == NULL ? "Entire a" : " A"); | |
17d66340 | 1733 | addrmap_foreach (partial_symtabs->psymtabs_addrmap, |
d320c2b5 | 1734 | dump_psymtab_addrmap_1, &addrmap_dump_data); |
372405a5 DE |
1735 | } |
1736 | } | |
1737 | ||
dfc7bb5b | 1738 | static void |
990b9f9f | 1739 | maintenance_print_psymbols (const char *args, int from_tty) |
ccefe4c4 | 1740 | { |
34c41c68 | 1741 | struct ui_file *outfile = gdb_stdout; |
34c41c68 | 1742 | char *address_arg = NULL, *source_arg = NULL, *objfile_arg = NULL; |
34c41c68 DE |
1743 | int i, outfile_idx, found; |
1744 | CORE_ADDR pc = 0; | |
1745 | struct obj_section *section = NULL; | |
ccefe4c4 TT |
1746 | |
1747 | dont_repeat (); | |
1748 | ||
773a1edc | 1749 | gdb_argv argv (args); |
ccefe4c4 | 1750 | |
99e8a4f9 | 1751 | for (i = 0; argv != NULL && argv[i] != NULL; ++i) |
ccefe4c4 | 1752 | { |
34c41c68 DE |
1753 | if (strcmp (argv[i], "-pc") == 0) |
1754 | { | |
1755 | if (argv[i + 1] == NULL) | |
1756 | error (_("Missing pc value")); | |
1757 | address_arg = argv[++i]; | |
1758 | } | |
1759 | else if (strcmp (argv[i], "-source") == 0) | |
1760 | { | |
1761 | if (argv[i + 1] == NULL) | |
1762 | error (_("Missing source file")); | |
1763 | source_arg = argv[++i]; | |
1764 | } | |
1765 | else if (strcmp (argv[i], "-objfile") == 0) | |
1766 | { | |
1767 | if (argv[i + 1] == NULL) | |
1768 | error (_("Missing objfile name")); | |
1769 | objfile_arg = argv[++i]; | |
1770 | } | |
1771 | else if (strcmp (argv[i], "--") == 0) | |
1772 | { | |
1773 | /* End of options. */ | |
1774 | ++i; | |
1775 | break; | |
1776 | } | |
1777 | else if (argv[i][0] == '-') | |
ccefe4c4 | 1778 | { |
34c41c68 DE |
1779 | /* Future proofing: Don't allow OUTFILE to begin with "-". */ |
1780 | error (_("Unknown option: %s"), argv[i]); | |
ccefe4c4 | 1781 | } |
34c41c68 DE |
1782 | else |
1783 | break; | |
ccefe4c4 | 1784 | } |
34c41c68 | 1785 | outfile_idx = i; |
ccefe4c4 | 1786 | |
34c41c68 DE |
1787 | if (address_arg != NULL && source_arg != NULL) |
1788 | error (_("Must specify at most one of -pc and -source")); | |
ccefe4c4 | 1789 | |
d7e74731 PA |
1790 | stdio_file arg_outfile; |
1791 | ||
99e8a4f9 | 1792 | if (argv != NULL && argv[outfile_idx] != NULL) |
34c41c68 | 1793 | { |
34c41c68 DE |
1794 | if (argv[outfile_idx + 1] != NULL) |
1795 | error (_("Junk at end of command")); | |
ee0c3293 TT |
1796 | gdb::unique_xmalloc_ptr<char> outfile_name |
1797 | (tilde_expand (argv[outfile_idx])); | |
1798 | if (!arg_outfile.open (outfile_name.get (), FOPEN_WT)) | |
1799 | perror_with_name (outfile_name.get ()); | |
d7e74731 | 1800 | outfile = &arg_outfile; |
34c41c68 | 1801 | } |
ccefe4c4 | 1802 | |
34c41c68 DE |
1803 | if (address_arg != NULL) |
1804 | { | |
1805 | pc = parse_and_eval_address (address_arg); | |
1806 | /* If we fail to find a section, that's ok, try the lookup anyway. */ | |
1807 | section = find_pc_section (pc); | |
1808 | } | |
372405a5 | 1809 | |
34c41c68 | 1810 | found = 0; |
2030c079 | 1811 | for (objfile *objfile : current_program_space->objfiles ()) |
27618ce4 | 1812 | { |
34c41c68 DE |
1813 | int printed_objfile_header = 0; |
1814 | int print_for_objfile = 1; | |
1815 | ||
27618ce4 | 1816 | QUIT; |
34c41c68 DE |
1817 | if (objfile_arg != NULL) |
1818 | print_for_objfile | |
1819 | = compare_filenames_for_search (objfile_name (objfile), | |
1820 | objfile_arg); | |
1821 | if (!print_for_objfile) | |
1822 | continue; | |
1823 | ||
e1114590 | 1824 | for (const auto &iter : objfile->qf) |
34c41c68 | 1825 | { |
e1114590 TT |
1826 | psymbol_functions *psf |
1827 | = dynamic_cast<psymbol_functions *> (iter.get ()); | |
1828 | if (psf == nullptr) | |
1829 | continue; | |
34c41c68 | 1830 | |
e1114590 TT |
1831 | psymtab_storage *partial_symtabs |
1832 | = psf->get_partial_symtabs ().get (); | |
1833 | ||
1834 | if (address_arg != NULL) | |
34c41c68 | 1835 | { |
e1114590 | 1836 | struct bound_minimal_symbol msymbol = { NULL, NULL }; |
34c41c68 | 1837 | |
e1114590 TT |
1838 | /* We don't assume each pc has a unique objfile (this is for |
1839 | debugging). */ | |
1840 | struct partial_symtab *ps | |
1841 | = psf->find_pc_sect_psymtab (objfile, pc, section, msymbol); | |
1842 | if (ps != NULL) | |
34c41c68 DE |
1843 | { |
1844 | if (!printed_objfile_header) | |
1845 | { | |
d7e74731 PA |
1846 | outfile->printf ("\nPartial symtabs for objfile %s\n", |
1847 | objfile_name (objfile)); | |
34c41c68 DE |
1848 | printed_objfile_header = 1; |
1849 | } | |
1850 | dump_psymtab (objfile, ps, outfile); | |
e1114590 TT |
1851 | dump_psymtab_addrmap (objfile, partial_symtabs, ps, outfile); |
1852 | found = 1; | |
1853 | } | |
1854 | } | |
1855 | else | |
1856 | { | |
1857 | for (partial_symtab *ps : psf->require_partial_symbols (objfile)) | |
1858 | { | |
1859 | int print_for_source = 0; | |
1860 | ||
1861 | QUIT; | |
1862 | if (source_arg != NULL) | |
1863 | { | |
1864 | print_for_source | |
1865 | = compare_filenames_for_search (ps->filename, source_arg); | |
1866 | found = 1; | |
1867 | } | |
1868 | if (source_arg == NULL | |
1869 | || print_for_source) | |
1870 | { | |
1871 | if (!printed_objfile_header) | |
1872 | { | |
1873 | outfile->printf ("\nPartial symtabs for objfile %s\n", | |
1874 | objfile_name (objfile)); | |
1875 | printed_objfile_header = 1; | |
1876 | } | |
1877 | dump_psymtab (objfile, ps, outfile); | |
1878 | dump_psymtab_addrmap (objfile, partial_symtabs, ps, | |
1879 | outfile); | |
1880 | } | |
34c41c68 DE |
1881 | } |
1882 | } | |
34c41c68 | 1883 | |
e1114590 | 1884 | /* If we're printing all the objfile's symbols dump the full addrmap. */ |
34c41c68 | 1885 | |
e1114590 TT |
1886 | if (address_arg == NULL |
1887 | && source_arg == NULL | |
1888 | && partial_symtabs->psymtabs_addrmap != NULL) | |
1889 | { | |
1890 | outfile->puts ("\n"); | |
1891 | dump_psymtab_addrmap (objfile, partial_symtabs, NULL, outfile); | |
1892 | } | |
372405a5 | 1893 | } |
27618ce4 | 1894 | } |
372405a5 | 1895 | |
34c41c68 DE |
1896 | if (!found) |
1897 | { | |
1898 | if (address_arg != NULL) | |
1899 | error (_("No partial symtab for address: %s"), address_arg); | |
1900 | if (source_arg != NULL) | |
1901 | error (_("No partial symtab for source file: %s"), source_arg); | |
1902 | } | |
ccefe4c4 TT |
1903 | } |
1904 | ||
1905 | /* List all the partial symbol tables whose names match REGEXP (optional). */ | |
95cf5869 | 1906 | |
dfc7bb5b | 1907 | static void |
990b9f9f | 1908 | maintenance_info_psymtabs (const char *regexp, int from_tty) |
ccefe4c4 | 1909 | { |
ccefe4c4 TT |
1910 | if (regexp) |
1911 | re_comp (regexp); | |
1912 | ||
94c93c35 | 1913 | for (struct program_space *pspace : program_spaces) |
2030c079 | 1914 | for (objfile *objfile : pspace->objfiles ()) |
99d89cde | 1915 | { |
08feed99 | 1916 | struct gdbarch *gdbarch = objfile->arch (); |
ccefe4c4 | 1917 | |
99d89cde TT |
1918 | /* We don't want to print anything for this objfile until we |
1919 | actually find a symtab whose name matches. */ | |
1920 | int printed_objfile_start = 0; | |
ccefe4c4 | 1921 | |
e1114590 | 1922 | for (const auto &iter : objfile->qf) |
99d89cde | 1923 | { |
e1114590 TT |
1924 | psymbol_functions *psf |
1925 | = dynamic_cast<psymbol_functions *> (iter.get ()); | |
1926 | if (psf == nullptr) | |
1927 | continue; | |
1928 | for (partial_symtab *psymtab : psf->require_partial_symbols (objfile)) | |
99d89cde | 1929 | { |
e1114590 | 1930 | QUIT; |
99d89cde | 1931 | |
e1114590 TT |
1932 | if (! regexp |
1933 | || re_exec (psymtab->filename)) | |
99d89cde | 1934 | { |
e1114590 TT |
1935 | if (! printed_objfile_start) |
1936 | { | |
1937 | printf_filtered ("{ objfile %s ", objfile_name (objfile)); | |
1938 | wrap_here (" "); | |
1939 | printf_filtered ("((struct objfile *) %s)\n", | |
1940 | host_address_to_string (objfile)); | |
1941 | printed_objfile_start = 1; | |
1942 | } | |
99d89cde | 1943 | |
e1114590 TT |
1944 | printf_filtered (" { psymtab %s ", psymtab->filename); |
1945 | wrap_here (" "); | |
1946 | printf_filtered ("((struct partial_symtab *) %s)\n", | |
1947 | host_address_to_string (psymtab)); | |
1948 | ||
1949 | printf_filtered (" readin %s\n", | |
1950 | psymtab->readin_p (objfile) ? "yes" : "no"); | |
1951 | printf_filtered (" fullname %s\n", | |
1952 | psymtab->fullname | |
1953 | ? psymtab->fullname : "(null)"); | |
1954 | printf_filtered (" text addresses "); | |
1955 | fputs_filtered (paddress (gdbarch, | |
1956 | psymtab->text_low (objfile)), | |
1957 | gdb_stdout); | |
1958 | printf_filtered (" -- "); | |
1959 | fputs_filtered (paddress (gdbarch, | |
1960 | psymtab->text_high (objfile)), | |
1961 | gdb_stdout); | |
1962 | printf_filtered ("\n"); | |
1963 | printf_filtered (" psymtabs_addrmap_supported %s\n", | |
1964 | (psymtab->psymtabs_addrmap_supported | |
1965 | ? "yes" : "no")); | |
1966 | printf_filtered (" globals "); | |
1967 | if (!psymtab->global_psymbols.empty ()) | |
1968 | printf_filtered | |
1969 | ("(* (struct partial_symbol **) %s @ %d)\n", | |
1970 | host_address_to_string (psymtab->global_psymbols.data ()), | |
1971 | (int) psymtab->global_psymbols.size ()); | |
1972 | else | |
1973 | printf_filtered ("(none)\n"); | |
1974 | printf_filtered (" statics "); | |
1975 | if (!psymtab->static_psymbols.empty ()) | |
1976 | printf_filtered | |
1977 | ("(* (struct partial_symbol **) %s @ %d)\n", | |
1978 | host_address_to_string (psymtab->static_psymbols.data ()), | |
1979 | (int) psymtab->static_psymbols.size ()); | |
1980 | else | |
1981 | printf_filtered ("(none)\n"); | |
1982 | if (psymtab->user) | |
1983 | printf_filtered (" user %s " | |
1984 | "((struct partial_symtab *) %s)\n", | |
1985 | psymtab->user->filename, | |
1986 | host_address_to_string (psymtab->user)); | |
1987 | printf_filtered (" dependencies "); | |
1988 | if (psymtab->number_of_dependencies) | |
99d89cde | 1989 | { |
e1114590 TT |
1990 | int i; |
1991 | ||
1992 | printf_filtered ("{\n"); | |
1993 | for (i = 0; i < psymtab->number_of_dependencies; i++) | |
1994 | { | |
1995 | struct partial_symtab *dep = psymtab->dependencies[i]; | |
1996 | ||
1997 | /* Note the string concatenation there --- no | |
1998 | comma. */ | |
1999 | printf_filtered (" psymtab %s " | |
2000 | "((struct partial_symtab *) %s)\n", | |
2001 | dep->filename, | |
2002 | host_address_to_string (dep)); | |
2003 | } | |
2004 | printf_filtered (" }\n"); | |
99d89cde | 2005 | } |
e1114590 TT |
2006 | else |
2007 | printf_filtered ("(none)\n"); | |
2008 | printf_filtered (" }\n"); | |
99d89cde | 2009 | } |
99d89cde TT |
2010 | } |
2011 | } | |
ccefe4c4 | 2012 | |
99d89cde TT |
2013 | if (printed_objfile_start) |
2014 | printf_filtered ("}\n"); | |
2015 | } | |
ccefe4c4 TT |
2016 | } |
2017 | ||
7d0c9981 | 2018 | /* Check consistency of currently expanded psymtabs vs symtabs. */ |
ccefe4c4 | 2019 | |
dfc7bb5b | 2020 | static void |
990b9f9f | 2021 | maintenance_check_psymtabs (const char *ignore, int from_tty) |
ccefe4c4 TT |
2022 | { |
2023 | struct symbol *sym; | |
43f3e411 | 2024 | struct compunit_symtab *cust = NULL; |
346d1dfe | 2025 | const struct blockvector *bv; |
582942f4 | 2026 | const struct block *b; |
ccefe4c4 | 2027 | |
2030c079 | 2028 | for (objfile *objfile : current_program_space->objfiles ()) |
3aa31ce7 | 2029 | { |
e1114590 | 2030 | for (const auto &iter : objfile->qf) |
3aa31ce7 | 2031 | { |
e1114590 TT |
2032 | psymbol_functions *psf |
2033 | = dynamic_cast<psymbol_functions *> (iter.get ()); | |
2034 | if (psf == nullptr) | |
2035 | continue; | |
aed57c53 | 2036 | |
e1114590 | 2037 | for (partial_symtab *ps : psf->require_partial_symbols (objfile)) |
3aa31ce7 | 2038 | { |
e1114590 | 2039 | struct gdbarch *gdbarch = objfile->arch (); |
5707e24b | 2040 | |
e1114590 TT |
2041 | /* We don't call psymtab_to_symtab here because that may cause symtab |
2042 | expansion. When debugging a problem it helps if checkers leave | |
2043 | things unchanged. */ | |
2044 | cust = ps->get_compunit_symtab (objfile); | |
3aa31ce7 | 2045 | |
e1114590 TT |
2046 | /* First do some checks that don't require the associated symtab. */ |
2047 | if (ps->text_high (objfile) < ps->text_low (objfile)) | |
3aa31ce7 | 2048 | { |
e1114590 | 2049 | printf_filtered ("Psymtab "); |
3aa31ce7 | 2050 | puts_filtered (ps->filename); |
e1114590 TT |
2051 | printf_filtered (" covers bad range "); |
2052 | fputs_filtered (paddress (gdbarch, ps->text_low (objfile)), | |
2053 | gdb_stdout); | |
2054 | printf_filtered (" - "); | |
2055 | fputs_filtered (paddress (gdbarch, ps->text_high (objfile)), | |
2056 | gdb_stdout); | |
2057 | printf_filtered ("\n"); | |
2058 | continue; | |
3aa31ce7 | 2059 | } |
e1114590 TT |
2060 | |
2061 | /* Now do checks requiring the associated symtab. */ | |
2062 | if (cust == NULL) | |
2063 | continue; | |
2064 | bv = COMPUNIT_BLOCKVECTOR (cust); | |
2065 | b = BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK); | |
2066 | for (partial_symbol *psym : ps->static_psymbols) | |
2067 | { | |
2068 | /* Skip symbols for inlined functions without address. These may | |
2069 | or may not have a match in the full symtab. */ | |
2070 | if (psym->aclass == LOC_BLOCK | |
2071 | && psym->ginfo.value.address == 0) | |
2072 | continue; | |
2073 | ||
2074 | sym = block_lookup_symbol (b, psym->ginfo.search_name (), | |
2075 | symbol_name_match_type::SEARCH_NAME, | |
2076 | psym->domain); | |
2077 | if (!sym) | |
2078 | { | |
2079 | printf_filtered ("Static symbol `"); | |
2080 | puts_filtered (psym->ginfo.linkage_name ()); | |
2081 | printf_filtered ("' only found in "); | |
2082 | puts_filtered (ps->filename); | |
2083 | printf_filtered (" psymtab\n"); | |
2084 | } | |
2085 | } | |
2086 | b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); | |
2087 | for (partial_symbol *psym : ps->global_psymbols) | |
2088 | { | |
2089 | sym = block_lookup_symbol (b, psym->ginfo.search_name (), | |
2090 | symbol_name_match_type::SEARCH_NAME, | |
2091 | psym->domain); | |
2092 | if (!sym) | |
2093 | { | |
2094 | printf_filtered ("Global symbol `"); | |
2095 | puts_filtered (psym->ginfo.linkage_name ()); | |
2096 | printf_filtered ("' only found in "); | |
2097 | puts_filtered (ps->filename); | |
2098 | printf_filtered (" psymtab\n"); | |
2099 | } | |
2100 | } | |
2101 | if (ps->raw_text_high () != 0 | |
2102 | && (ps->text_low (objfile) < BLOCK_START (b) | |
2103 | || ps->text_high (objfile) > BLOCK_END (b))) | |
3aa31ce7 | 2104 | { |
e1114590 | 2105 | printf_filtered ("Psymtab "); |
3aa31ce7 | 2106 | puts_filtered (ps->filename); |
e1114590 TT |
2107 | printf_filtered (" covers "); |
2108 | fputs_filtered (paddress (gdbarch, ps->text_low (objfile)), | |
2109 | gdb_stdout); | |
2110 | printf_filtered (" - "); | |
2111 | fputs_filtered (paddress (gdbarch, ps->text_high (objfile)), | |
2112 | gdb_stdout); | |
2113 | printf_filtered (" but symtab covers only "); | |
2114 | fputs_filtered (paddress (gdbarch, BLOCK_START (b)), gdb_stdout); | |
2115 | printf_filtered (" - "); | |
2116 | fputs_filtered (paddress (gdbarch, BLOCK_END (b)), gdb_stdout); | |
2117 | printf_filtered ("\n"); | |
3aa31ce7 TT |
2118 | } |
2119 | } | |
3aa31ce7 TT |
2120 | } |
2121 | } | |
ccefe4c4 TT |
2122 | } |
2123 | ||
6c265988 | 2124 | void _initialize_psymtab (); |
dfc7bb5b | 2125 | void |
6c265988 | 2126 | _initialize_psymtab () |
dfc7bb5b YQ |
2127 | { |
2128 | add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols, _("\ | |
2129 | Print dump of current partial symbol definitions.\n\ | |
48c5e7e2 TT |
2130 | Usage: mt print psymbols [-objfile OBJFILE] [-pc ADDRESS] [--] [OUTFILE]\n\ |
2131 | mt print psymbols [-objfile OBJFILE] [-source SOURCE] [--] [OUTFILE]\n\ | |
34c41c68 DE |
2132 | Entries in the partial symbol table are dumped to file OUTFILE,\n\ |
2133 | or the terminal if OUTFILE is unspecified.\n\ | |
2134 | If ADDRESS is provided, dump only the file for that address.\n\ | |
2135 | If SOURCE is provided, dump only that file's symbols.\n\ | |
2136 | If OBJFILE is provided, dump only that file's minimal symbols."), | |
dfc7bb5b YQ |
2137 | &maintenanceprintlist); |
2138 | ||
2139 | add_cmd ("psymtabs", class_maintenance, maintenance_info_psymtabs, _("\ | |
2140 | List the partial symbol tables for all object files.\n\ | |
2141 | This does not include information about individual partial symbols,\n\ | |
2142 | just the symbol table structures themselves."), | |
2143 | &maintenanceinfolist); | |
2144 | ||
7d0c9981 DE |
2145 | add_cmd ("check-psymtabs", class_maintenance, maintenance_check_psymtabs, |
2146 | _("\ | |
2147 | Check consistency of currently expanded psymtabs versus symtabs."), | |
dfc7bb5b YQ |
2148 | &maintenancelist); |
2149 | } |