Commit | Line | Data |
---|---|---|
ccefe4c4 TT |
1 | /* Partial symbol tables. |
2 | ||
ecd75fc8 | 3 | Copyright (C) 2009-2014 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" | |
22 | #include "psympriv.h" | |
23 | #include "objfiles.h" | |
ccefe4c4 TT |
24 | #include "block.h" |
25 | #include "filenames.h" | |
26 | #include "source.h" | |
27 | #include "addrmap.h" | |
28 | #include "gdbtypes.h" | |
29 | #include "bcache.h" | |
30 | #include "ui-out.h" | |
31 | #include "command.h" | |
32 | #include "readline/readline.h" | |
33 | #include "gdb_regex.h" | |
40658b94 | 34 | #include "dictionary.h" |
c00f8484 KS |
35 | #include "language.h" |
36 | #include "cp-support.h" | |
dfc7bb5b | 37 | #include "gdbcmd.h" |
ccefe4c4 TT |
38 | |
39 | #ifndef DEV_TTY | |
40 | #define DEV_TTY "/dev/tty" | |
41 | #endif | |
42 | ||
710e1a31 SW |
43 | struct psymbol_bcache |
44 | { | |
45 | struct bcache *bcache; | |
46 | }; | |
47 | ||
5c80ed9d TT |
48 | static struct partial_symbol *match_partial_symbol (struct objfile *, |
49 | struct partial_symtab *, | |
40658b94 PH |
50 | int, |
51 | const char *, domain_enum, | |
2edb89d3 JK |
52 | symbol_compare_ftype *, |
53 | symbol_compare_ftype *); | |
40658b94 | 54 | |
5c80ed9d TT |
55 | static struct partial_symbol *lookup_partial_symbol (struct objfile *, |
56 | struct partial_symtab *, | |
ccefe4c4 TT |
57 | const char *, int, |
58 | domain_enum); | |
59 | ||
da5132d3 | 60 | static const char *psymtab_to_fullname (struct partial_symtab *ps); |
ccefe4c4 | 61 | |
5c80ed9d TT |
62 | static struct partial_symbol *find_pc_sect_psymbol (struct objfile *, |
63 | struct partial_symtab *, | |
ccefe4c4 TT |
64 | CORE_ADDR, |
65 | struct obj_section *); | |
66 | ||
50da2f25 YQ |
67 | static void fixup_psymbol_section (struct partial_symbol *psym, |
68 | struct objfile *objfile); | |
ccefe4c4 | 69 | |
5c80ed9d TT |
70 | static struct symtab *psymtab_to_symtab (struct objfile *objfile, |
71 | struct partial_symtab *pst); | |
ccefe4c4 | 72 | |
b11896a5 TT |
73 | /* Ensure that the partial symbols for OBJFILE have been loaded. This |
74 | function always returns its argument, as a convenience. */ | |
75 | ||
76 | struct objfile * | |
77 | require_partial_symbols (struct objfile *objfile, int verbose) | |
78 | { | |
79 | if ((objfile->flags & OBJF_PSYMTABS_READ) == 0) | |
80 | { | |
81 | objfile->flags |= OBJF_PSYMTABS_READ; | |
82 | ||
83 | if (objfile->sf->sym_read_psymbols) | |
84 | { | |
85 | if (verbose) | |
86 | { | |
87 | printf_unfiltered (_("Reading symbols from %s..."), | |
4262abfb | 88 | objfile_name (objfile)); |
b11896a5 TT |
89 | gdb_flush (gdb_stdout); |
90 | } | |
91 | (*objfile->sf->sym_read_psymbols) (objfile); | |
92 | if (verbose) | |
93 | { | |
94 | if (!objfile_has_symbols (objfile)) | |
95 | { | |
96 | wrap_here (""); | |
97 | printf_unfiltered (_("(no debugging symbols found)...")); | |
98 | wrap_here (""); | |
99 | } | |
100 | ||
101 | printf_unfiltered (_("done.\n")); | |
102 | } | |
103 | } | |
104 | } | |
105 | ||
106 | return objfile; | |
107 | } | |
108 | ||
109 | /* Traverse all psymtabs in one objfile, requiring that the psymtabs | |
110 | be read in. */ | |
111 | ||
112 | #define ALL_OBJFILE_PSYMTABS_REQUIRED(objfile, p) \ | |
113 | for ((p) = require_partial_symbols (objfile, 1)->psymtabs; \ | |
114 | (p) != NULL; \ | |
115 | (p) = (p)->next) | |
116 | ||
117 | /* We want to make sure this file always requires psymtabs. */ | |
118 | ||
119 | #undef ALL_OBJFILE_PSYMTABS | |
120 | ||
121 | /* Traverse all psymtabs in all objfiles. */ | |
122 | ||
123 | #define ALL_PSYMTABS(objfile, p) \ | |
124 | ALL_OBJFILES (objfile) \ | |
125 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p) | |
126 | ||
f8eba3c6 TT |
127 | /* Helper function for partial_map_symtabs_matching_filename that |
128 | expands the symtabs and calls the iterator. */ | |
ccefe4c4 | 129 | |
f8eba3c6 TT |
130 | static int |
131 | partial_map_expand_apply (struct objfile *objfile, | |
132 | const char *name, | |
f8eba3c6 TT |
133 | const char *real_path, |
134 | struct partial_symtab *pst, | |
135 | int (*callback) (struct symtab *, void *), | |
136 | void *data) | |
137 | { | |
138 | struct symtab *last_made = objfile->symtabs; | |
139 | ||
9439a077 TT |
140 | /* Shared psymtabs should never be seen here. Instead they should |
141 | be handled properly by the caller. */ | |
142 | gdb_assert (pst->user == NULL); | |
143 | ||
f8eba3c6 TT |
144 | /* Don't visit already-expanded psymtabs. */ |
145 | if (pst->readin) | |
146 | return 0; | |
147 | ||
148 | /* This may expand more than one symtab, and we want to iterate over | |
149 | all of them. */ | |
5c80ed9d | 150 | psymtab_to_symtab (objfile, pst); |
f8eba3c6 | 151 | |
f5b95b50 | 152 | return iterate_over_some_symtabs (name, real_path, callback, data, |
f8eba3c6 TT |
153 | objfile->symtabs, last_made); |
154 | } | |
155 | ||
156 | /* Implementation of the map_symtabs_matching_filename method. */ | |
157 | ||
158 | static int | |
159 | partial_map_symtabs_matching_filename (struct objfile *objfile, | |
160 | const char *name, | |
f8eba3c6 TT |
161 | const char *real_path, |
162 | int (*callback) (struct symtab *, | |
163 | void *), | |
164 | void *data) | |
ccefe4c4 TT |
165 | { |
166 | struct partial_symtab *pst; | |
c011a4f4 | 167 | const char *name_basename = lbasename (name); |
ccefe4c4 | 168 | |
b11896a5 | 169 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst) |
ccefe4c4 | 170 | { |
9439a077 TT |
171 | /* We can skip shared psymtabs here, because any file name will be |
172 | attached to the unshared psymtab. */ | |
173 | if (pst->user != NULL) | |
174 | continue; | |
175 | ||
b4c41fc7 DE |
176 | /* Anonymous psymtabs don't have a file name. */ |
177 | if (pst->anonymous) | |
178 | continue; | |
179 | ||
af529f8f | 180 | if (compare_filenames_for_search (pst->filename, name)) |
ccefe4c4 | 181 | { |
f5b95b50 | 182 | if (partial_map_expand_apply (objfile, name, real_path, |
f8eba3c6 TT |
183 | pst, callback, data)) |
184 | return 1; | |
288e77a7 | 185 | continue; |
ccefe4c4 TT |
186 | } |
187 | ||
c011a4f4 DE |
188 | /* Before we invoke realpath, which can get expensive when many |
189 | files are involved, do a quick comparison of the basenames. */ | |
190 | if (! basenames_may_differ | |
191 | && FILENAME_CMP (name_basename, lbasename (pst->filename)) != 0) | |
192 | continue; | |
193 | ||
05cba821 JK |
194 | if (compare_filenames_for_search (psymtab_to_fullname (pst), name)) |
195 | { | |
196 | if (partial_map_expand_apply (objfile, name, real_path, | |
197 | pst, callback, data)) | |
198 | return 1; | |
288e77a7 | 199 | continue; |
05cba821 JK |
200 | } |
201 | ||
ccefe4c4 TT |
202 | /* If the user gave us an absolute path, try to find the file in |
203 | this symtab and use its absolute path. */ | |
ccefe4c4 TT |
204 | if (real_path != NULL) |
205 | { | |
af529f8f JK |
206 | gdb_assert (IS_ABSOLUTE_PATH (real_path)); |
207 | gdb_assert (IS_ABSOLUTE_PATH (name)); | |
fbd9ab74 | 208 | if (filename_cmp (psymtab_to_fullname (pst), real_path) == 0) |
ccefe4c4 | 209 | { |
f5b95b50 | 210 | if (partial_map_expand_apply (objfile, name, real_path, |
f8eba3c6 TT |
211 | pst, callback, data)) |
212 | return 1; | |
288e77a7 | 213 | continue; |
ccefe4c4 TT |
214 | } |
215 | } | |
216 | } | |
217 | ||
f8eba3c6 | 218 | return 0; |
ccefe4c4 TT |
219 | } |
220 | ||
221 | /* Find which partial symtab contains PC and SECTION starting at psymtab PST. | |
222 | We may find a different psymtab than PST. See FIND_PC_SECT_PSYMTAB. */ | |
223 | ||
224 | static struct partial_symtab * | |
5c80ed9d TT |
225 | find_pc_sect_psymtab_closer (struct objfile *objfile, |
226 | CORE_ADDR pc, struct obj_section *section, | |
ccefe4c4 | 227 | struct partial_symtab *pst, |
77e371c0 | 228 | struct bound_minimal_symbol msymbol) |
ccefe4c4 | 229 | { |
ccefe4c4 TT |
230 | struct partial_symtab *tpst; |
231 | struct partial_symtab *best_pst = pst; | |
232 | CORE_ADDR best_addr = pst->textlow; | |
233 | ||
9750bca9 JK |
234 | gdb_assert (!pst->psymtabs_addrmap_supported); |
235 | ||
ccefe4c4 TT |
236 | /* An objfile that has its functions reordered might have |
237 | many partial symbol tables containing the PC, but | |
238 | we want the partial symbol table that contains the | |
239 | function containing the PC. */ | |
240 | if (!(objfile->flags & OBJF_REORDERED) && | |
0df8b418 | 241 | section == 0) /* Can't validate section this way. */ |
ccefe4c4 TT |
242 | return pst; |
243 | ||
77e371c0 | 244 | if (msymbol.minsym == NULL) |
ccefe4c4 TT |
245 | return (pst); |
246 | ||
247 | /* The code range of partial symtabs sometimes overlap, so, in | |
248 | the loop below, we need to check all partial symtabs and | |
0df8b418 | 249 | find the one that fits better for the given PC address. We |
ccefe4c4 TT |
250 | select the partial symtab that contains a symbol whose |
251 | address is closest to the PC address. By closest we mean | |
252 | that find_pc_sect_symbol returns the symbol with address | |
253 | that is closest and still less than the given PC. */ | |
254 | for (tpst = pst; tpst != NULL; tpst = tpst->next) | |
255 | { | |
256 | if (pc >= tpst->textlow && pc < tpst->texthigh) | |
257 | { | |
258 | struct partial_symbol *p; | |
259 | CORE_ADDR this_addr; | |
260 | ||
261 | /* NOTE: This assumes that every psymbol has a | |
262 | corresponding msymbol, which is not necessarily | |
263 | true; the debug info might be much richer than the | |
264 | object's symbol table. */ | |
5c80ed9d | 265 | p = find_pc_sect_psymbol (objfile, tpst, pc, section); |
ccefe4c4 TT |
266 | if (p != NULL |
267 | && SYMBOL_VALUE_ADDRESS (p) | |
77e371c0 | 268 | == BMSYMBOL_VALUE_ADDRESS (msymbol)) |
ccefe4c4 TT |
269 | return tpst; |
270 | ||
271 | /* Also accept the textlow value of a psymtab as a | |
272 | "symbol", to provide some support for partial | |
273 | symbol tables with line information but no debug | |
274 | symbols (e.g. those produced by an assembler). */ | |
275 | if (p != NULL) | |
276 | this_addr = SYMBOL_VALUE_ADDRESS (p); | |
277 | else | |
278 | this_addr = tpst->textlow; | |
279 | ||
280 | /* Check whether it is closer than our current | |
281 | BEST_ADDR. Since this symbol address is | |
282 | necessarily lower or equal to PC, the symbol closer | |
283 | to PC is the symbol which address is the highest. | |
284 | This way we return the psymtab which contains such | |
0df8b418 | 285 | best match symbol. This can help in cases where the |
ccefe4c4 TT |
286 | symbol information/debuginfo is not complete, like |
287 | for instance on IRIX6 with gcc, where no debug info | |
0df8b418 MS |
288 | is emitted for statics. (See also the nodebug.exp |
289 | testcase.) */ | |
ccefe4c4 TT |
290 | if (this_addr > best_addr) |
291 | { | |
292 | best_addr = this_addr; | |
293 | best_pst = tpst; | |
294 | } | |
295 | } | |
296 | } | |
297 | return best_pst; | |
298 | } | |
299 | ||
300 | /* Find which partial symtab contains PC and SECTION. Return 0 if | |
301 | none. We return the psymtab that contains a symbol whose address | |
302 | exactly matches PC, or, if we cannot find an exact match, the | |
303 | psymtab that contains a symbol whose address is closest to PC. */ | |
304 | static struct partial_symtab * | |
305 | find_pc_sect_psymtab (struct objfile *objfile, CORE_ADDR pc, | |
306 | struct obj_section *section, | |
77e371c0 | 307 | struct bound_minimal_symbol msymbol) |
ccefe4c4 TT |
308 | { |
309 | struct partial_symtab *pst; | |
310 | ||
311 | /* Try just the PSYMTABS_ADDRMAP mapping first as it has better granularity | |
312 | than the later used TEXTLOW/TEXTHIGH one. */ | |
313 | ||
314 | if (objfile->psymtabs_addrmap != NULL) | |
315 | { | |
316 | pst = addrmap_find (objfile->psymtabs_addrmap, pc); | |
317 | if (pst != NULL) | |
318 | { | |
319 | /* FIXME: addrmaps currently do not handle overlayed sections, | |
320 | so fall back to the non-addrmap case if we're debugging | |
321 | overlays and the addrmap returned the wrong section. */ | |
77e371c0 | 322 | if (overlay_debugging && msymbol.minsym && section) |
ccefe4c4 TT |
323 | { |
324 | struct partial_symbol *p; | |
ad3bbd48 | 325 | |
ccefe4c4 TT |
326 | /* NOTE: This assumes that every psymbol has a |
327 | corresponding msymbol, which is not necessarily | |
328 | true; the debug info might be much richer than the | |
329 | object's symbol table. */ | |
5c80ed9d | 330 | p = find_pc_sect_psymbol (objfile, pst, pc, section); |
ccefe4c4 TT |
331 | if (!p |
332 | || SYMBOL_VALUE_ADDRESS (p) | |
77e371c0 | 333 | != BMSYMBOL_VALUE_ADDRESS (msymbol)) |
ccefe4c4 TT |
334 | goto next; |
335 | } | |
336 | ||
337 | /* We do not try to call FIND_PC_SECT_PSYMTAB_CLOSER as | |
338 | PSYMTABS_ADDRMAP we used has already the best 1-byte | |
339 | granularity and FIND_PC_SECT_PSYMTAB_CLOSER may mislead us into | |
340 | a worse chosen section due to the TEXTLOW/TEXTHIGH ranges | |
341 | overlap. */ | |
342 | ||
343 | return pst; | |
344 | } | |
345 | } | |
346 | ||
347 | next: | |
348 | ||
349 | /* Existing PSYMTABS_ADDRMAP mapping is present even for PARTIAL_SYMTABs | |
350 | which still have no corresponding full SYMTABs read. But it is not | |
351 | present for non-DWARF2 debug infos not supporting PSYMTABS_ADDRMAP in GDB | |
352 | so far. */ | |
353 | ||
354 | /* Check even OBJFILE with non-zero PSYMTABS_ADDRMAP as only several of | |
355 | its CUs may be missing in PSYMTABS_ADDRMAP as they may be varying | |
356 | debug info type in single OBJFILE. */ | |
357 | ||
b11896a5 | 358 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst) |
9750bca9 JK |
359 | if (!pst->psymtabs_addrmap_supported |
360 | && pc >= pst->textlow && pc < pst->texthigh) | |
ccefe4c4 TT |
361 | { |
362 | struct partial_symtab *best_pst; | |
363 | ||
5c80ed9d TT |
364 | best_pst = find_pc_sect_psymtab_closer (objfile, pc, section, pst, |
365 | msymbol); | |
ccefe4c4 TT |
366 | if (best_pst != NULL) |
367 | return best_pst; | |
368 | } | |
369 | ||
370 | return NULL; | |
371 | } | |
372 | ||
373 | static struct symtab * | |
374 | find_pc_sect_symtab_from_partial (struct objfile *objfile, | |
77e371c0 | 375 | struct bound_minimal_symbol msymbol, |
ccefe4c4 TT |
376 | CORE_ADDR pc, struct obj_section *section, |
377 | int warn_if_readin) | |
378 | { | |
379 | struct partial_symtab *ps = find_pc_sect_psymtab (objfile, pc, section, | |
380 | msymbol); | |
381 | if (ps) | |
382 | { | |
383 | if (warn_if_readin && ps->readin) | |
384 | /* Might want to error() here (in case symtab is corrupt and | |
385 | will cause a core dump), but maybe we can successfully | |
386 | continue, so let's not. */ | |
387 | warning (_("\ | |
388 | (Internal error: pc %s in read in psymtab, but not in symtab.)\n"), | |
5c80ed9d TT |
389 | paddress (get_objfile_arch (objfile), pc)); |
390 | psymtab_to_symtab (objfile, ps); | |
9703b513 | 391 | return ps->symtab; |
ccefe4c4 TT |
392 | } |
393 | return NULL; | |
394 | } | |
395 | ||
396 | /* Find which partial symbol within a psymtab matches PC and SECTION. | |
397 | Return 0 if none. */ | |
398 | ||
399 | static struct partial_symbol * | |
5c80ed9d TT |
400 | find_pc_sect_psymbol (struct objfile *objfile, |
401 | struct partial_symtab *psymtab, CORE_ADDR pc, | |
ccefe4c4 TT |
402 | struct obj_section *section) |
403 | { | |
404 | struct partial_symbol *best = NULL, *p, **pp; | |
405 | CORE_ADDR best_pc; | |
406 | ||
407 | gdb_assert (psymtab != NULL); | |
408 | ||
0df8b418 | 409 | /* Cope with programs that start at address 0. */ |
ccefe4c4 TT |
410 | best_pc = (psymtab->textlow != 0) ? psymtab->textlow - 1 : 0; |
411 | ||
412 | /* Search the global symbols as well as the static symbols, so that | |
413 | find_pc_partial_function doesn't use a minimal symbol and thus | |
414 | cache a bad endaddr. */ | |
5c80ed9d TT |
415 | for (pp = objfile->global_psymbols.list + psymtab->globals_offset; |
416 | (pp - (objfile->global_psymbols.list + psymtab->globals_offset) | |
ccefe4c4 TT |
417 | < psymtab->n_global_syms); |
418 | pp++) | |
419 | { | |
420 | p = *pp; | |
421 | if (SYMBOL_DOMAIN (p) == VAR_DOMAIN | |
dbccfd4c | 422 | && PSYMBOL_CLASS (p) == LOC_BLOCK |
ccefe4c4 TT |
423 | && pc >= SYMBOL_VALUE_ADDRESS (p) |
424 | && (SYMBOL_VALUE_ADDRESS (p) > best_pc | |
425 | || (psymtab->textlow == 0 | |
426 | && best_pc == 0 && SYMBOL_VALUE_ADDRESS (p) == 0))) | |
427 | { | |
0df8b418 | 428 | if (section) /* Match on a specific section. */ |
ccefe4c4 | 429 | { |
5c80ed9d | 430 | fixup_psymbol_section (p, objfile); |
e27d198c TT |
431 | if (!matching_obj_sections (SYMBOL_OBJ_SECTION (objfile, p), |
432 | section)) | |
ccefe4c4 TT |
433 | continue; |
434 | } | |
435 | best_pc = SYMBOL_VALUE_ADDRESS (p); | |
436 | best = p; | |
437 | } | |
438 | } | |
439 | ||
5c80ed9d TT |
440 | for (pp = objfile->static_psymbols.list + psymtab->statics_offset; |
441 | (pp - (objfile->static_psymbols.list + psymtab->statics_offset) | |
ccefe4c4 TT |
442 | < psymtab->n_static_syms); |
443 | pp++) | |
444 | { | |
445 | p = *pp; | |
446 | if (SYMBOL_DOMAIN (p) == VAR_DOMAIN | |
dbccfd4c | 447 | && PSYMBOL_CLASS (p) == LOC_BLOCK |
ccefe4c4 TT |
448 | && pc >= SYMBOL_VALUE_ADDRESS (p) |
449 | && (SYMBOL_VALUE_ADDRESS (p) > best_pc | |
450 | || (psymtab->textlow == 0 | |
451 | && best_pc == 0 && SYMBOL_VALUE_ADDRESS (p) == 0))) | |
452 | { | |
0df8b418 | 453 | if (section) /* Match on a specific section. */ |
ccefe4c4 | 454 | { |
5c80ed9d | 455 | fixup_psymbol_section (p, objfile); |
e27d198c TT |
456 | if (!matching_obj_sections (SYMBOL_OBJ_SECTION (objfile, p), |
457 | section)) | |
ccefe4c4 TT |
458 | continue; |
459 | } | |
460 | best_pc = SYMBOL_VALUE_ADDRESS (p); | |
461 | best = p; | |
462 | } | |
463 | } | |
464 | ||
465 | return best; | |
466 | } | |
467 | ||
50da2f25 | 468 | static void |
ccefe4c4 TT |
469 | fixup_psymbol_section (struct partial_symbol *psym, struct objfile *objfile) |
470 | { | |
471 | CORE_ADDR addr; | |
472 | ||
e27d198c TT |
473 | if (!psym) |
474 | return; | |
475 | ||
476 | if (SYMBOL_SECTION (psym) >= 0) | |
50da2f25 | 477 | return; |
ccefe4c4 TT |
478 | |
479 | gdb_assert (objfile); | |
480 | ||
dbccfd4c | 481 | switch (PSYMBOL_CLASS (psym)) |
ccefe4c4 TT |
482 | { |
483 | case LOC_STATIC: | |
484 | case LOC_LABEL: | |
485 | case LOC_BLOCK: | |
486 | addr = SYMBOL_VALUE_ADDRESS (psym); | |
487 | break; | |
488 | default: | |
489 | /* Nothing else will be listed in the minsyms -- no use looking | |
490 | it up. */ | |
50da2f25 | 491 | return; |
ccefe4c4 TT |
492 | } |
493 | ||
494 | fixup_section (&psym->ginfo, addr, objfile); | |
ccefe4c4 TT |
495 | } |
496 | ||
497 | static struct symtab * | |
498 | lookup_symbol_aux_psymtabs (struct objfile *objfile, | |
499 | int block_index, const char *name, | |
500 | const domain_enum domain) | |
501 | { | |
502 | struct partial_symtab *ps; | |
503 | const int psymtab_index = (block_index == GLOBAL_BLOCK ? 1 : 0); | |
bfb05775 | 504 | struct symtab *stab_best = NULL; |
ccefe4c4 | 505 | |
b11896a5 | 506 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 | 507 | { |
5c80ed9d TT |
508 | if (!ps->readin && lookup_partial_symbol (objfile, ps, name, |
509 | psymtab_index, domain)) | |
c00f8484 KS |
510 | { |
511 | struct symbol *sym = NULL; | |
5c80ed9d | 512 | struct symtab *stab = psymtab_to_symtab (objfile, ps); |
c00f8484 KS |
513 | |
514 | /* Some caution must be observed with overloaded functions | |
515 | and methods, since the psymtab will not contain any overload | |
516 | information (but NAME might contain it). */ | |
517 | if (stab->primary) | |
518 | { | |
346d1dfe | 519 | const struct blockvector *bv = BLOCKVECTOR (stab); |
c00f8484 KS |
520 | struct block *block = BLOCKVECTOR_BLOCK (bv, block_index); |
521 | ||
522 | sym = lookup_block_symbol (block, name, domain); | |
523 | } | |
524 | ||
525 | if (sym && strcmp_iw (SYMBOL_SEARCH_NAME (sym), name) == 0) | |
bfb05775 JK |
526 | { |
527 | if (!TYPE_IS_OPAQUE (SYMBOL_TYPE (sym))) | |
528 | return stab; | |
529 | ||
530 | stab_best = stab; | |
531 | } | |
c00f8484 KS |
532 | |
533 | /* Keep looking through other psymtabs. */ | |
534 | } | |
ccefe4c4 TT |
535 | } |
536 | ||
bfb05775 | 537 | return stab_best; |
ccefe4c4 TT |
538 | } |
539 | ||
40658b94 PH |
540 | /* Look in PST for a symbol in DOMAIN whose name matches NAME. Search |
541 | the global block of PST if GLOBAL, and otherwise the static block. | |
542 | MATCH is the comparison operation that returns true iff MATCH (s, | |
543 | NAME), where s is a SYMBOL_SEARCH_NAME. If ORDERED_COMPARE is | |
544 | non-null, the symbols in the block are assumed to be ordered | |
545 | according to it (allowing binary search). It must be compatible | |
546 | with MATCH. Returns the symbol, if found, and otherwise NULL. */ | |
547 | ||
548 | static struct partial_symbol * | |
5c80ed9d TT |
549 | match_partial_symbol (struct objfile *objfile, |
550 | struct partial_symtab *pst, int global, | |
40658b94 | 551 | const char *name, domain_enum domain, |
2edb89d3 JK |
552 | symbol_compare_ftype *match, |
553 | symbol_compare_ftype *ordered_compare) | |
40658b94 PH |
554 | { |
555 | struct partial_symbol **start, **psym; | |
556 | struct partial_symbol **top, **real_top, **bottom, **center; | |
557 | int length = (global ? pst->n_global_syms : pst->n_static_syms); | |
558 | int do_linear_search = 1; | |
559 | ||
560 | if (length == 0) | |
561 | return NULL; | |
562 | start = (global ? | |
5c80ed9d TT |
563 | objfile->global_psymbols.list + pst->globals_offset : |
564 | objfile->static_psymbols.list + pst->statics_offset); | |
40658b94 PH |
565 | |
566 | if (global && ordered_compare) /* Can use a binary search. */ | |
567 | { | |
568 | do_linear_search = 0; | |
569 | ||
570 | /* Binary search. This search is guaranteed to end with center | |
571 | pointing at the earliest partial symbol whose name might be | |
572 | correct. At that point *all* partial symbols with an | |
573 | appropriate name will be checked against the correct | |
574 | domain. */ | |
575 | ||
576 | bottom = start; | |
577 | top = start + length - 1; | |
578 | real_top = top; | |
579 | while (top > bottom) | |
580 | { | |
581 | center = bottom + (top - bottom) / 2; | |
582 | gdb_assert (center < top); | |
583 | if (!do_linear_search | |
584 | && (SYMBOL_LANGUAGE (*center) == language_java)) | |
585 | do_linear_search = 1; | |
586 | if (ordered_compare (SYMBOL_SEARCH_NAME (*center), name) >= 0) | |
587 | top = center; | |
588 | else | |
589 | bottom = center + 1; | |
590 | } | |
591 | gdb_assert (top == bottom); | |
592 | ||
593 | while (top <= real_top | |
594 | && match (SYMBOL_SEARCH_NAME (*top), name) == 0) | |
595 | { | |
4186eb54 KS |
596 | if (symbol_matches_domain (SYMBOL_LANGUAGE (*top), |
597 | SYMBOL_DOMAIN (*top), domain)) | |
40658b94 PH |
598 | return *top; |
599 | top++; | |
600 | } | |
601 | } | |
602 | ||
603 | /* Can't use a binary search or else we found during the binary search that | |
604 | we should also do a linear search. */ | |
605 | ||
606 | if (do_linear_search) | |
607 | { | |
608 | for (psym = start; psym < start + length; psym++) | |
609 | { | |
4186eb54 KS |
610 | if (symbol_matches_domain (SYMBOL_LANGUAGE (*psym), |
611 | SYMBOL_DOMAIN (*psym), domain) | |
40658b94 PH |
612 | && match (SYMBOL_SEARCH_NAME (*psym), name) == 0) |
613 | return *psym; | |
614 | } | |
615 | } | |
616 | ||
617 | return NULL; | |
618 | } | |
619 | ||
c00f8484 KS |
620 | /* Returns the name used to search psymtabs. Unlike symtabs, psymtabs do |
621 | not contain any method/function instance information (since this would | |
622 | force reading type information while reading psymtabs). Therefore, | |
623 | if NAME contains overload information, it must be stripped before searching | |
624 | psymtabs. | |
625 | ||
626 | The caller is responsible for freeing the return result. */ | |
627 | ||
628 | static char * | |
629 | psymtab_search_name (const char *name) | |
630 | { | |
631 | switch (current_language->la_language) | |
632 | { | |
633 | case language_cplus: | |
634 | case language_java: | |
635 | { | |
636 | if (strchr (name, '(')) | |
637 | { | |
638 | char *ret = cp_remove_params (name); | |
639 | ||
640 | if (ret) | |
641 | return ret; | |
642 | } | |
643 | } | |
644 | break; | |
645 | ||
646 | default: | |
647 | break; | |
648 | } | |
649 | ||
650 | return xstrdup (name); | |
651 | } | |
652 | ||
ccefe4c4 | 653 | /* Look, in partial_symtab PST, for symbol whose natural name is NAME. |
40658b94 | 654 | Check the global symbols if GLOBAL, the static symbols if not. */ |
ccefe4c4 | 655 | |
18430289 | 656 | static struct partial_symbol * |
5c80ed9d TT |
657 | lookup_partial_symbol (struct objfile *objfile, |
658 | struct partial_symtab *pst, const char *name, | |
ccefe4c4 TT |
659 | int global, domain_enum domain) |
660 | { | |
ccefe4c4 TT |
661 | struct partial_symbol **start, **psym; |
662 | struct partial_symbol **top, **real_top, **bottom, **center; | |
663 | int length = (global ? pst->n_global_syms : pst->n_static_syms); | |
664 | int do_linear_search = 1; | |
c00f8484 KS |
665 | char *search_name; |
666 | struct cleanup *cleanup; | |
ccefe4c4 TT |
667 | |
668 | if (length == 0) | |
669 | { | |
670 | return (NULL); | |
671 | } | |
c00f8484 KS |
672 | |
673 | search_name = psymtab_search_name (name); | |
674 | cleanup = make_cleanup (xfree, search_name); | |
ccefe4c4 | 675 | start = (global ? |
5c80ed9d TT |
676 | objfile->global_psymbols.list + pst->globals_offset : |
677 | objfile->static_psymbols.list + pst->statics_offset); | |
ccefe4c4 | 678 | |
0df8b418 | 679 | if (global) /* This means we can use a binary search. */ |
ccefe4c4 TT |
680 | { |
681 | do_linear_search = 0; | |
682 | ||
683 | /* Binary search. This search is guaranteed to end with center | |
684 | pointing at the earliest partial symbol whose name might be | |
685 | correct. At that point *all* partial symbols with an | |
686 | appropriate name will be checked against the correct | |
687 | domain. */ | |
688 | ||
689 | bottom = start; | |
690 | top = start + length - 1; | |
691 | real_top = top; | |
692 | while (top > bottom) | |
693 | { | |
694 | center = bottom + (top - bottom) / 2; | |
695 | if (!(center < top)) | |
3e43a32a MS |
696 | internal_error (__FILE__, __LINE__, |
697 | _("failed internal consistency check")); | |
ccefe4c4 | 698 | if (!do_linear_search |
40658b94 | 699 | && SYMBOL_LANGUAGE (*center) == language_java) |
ccefe4c4 TT |
700 | { |
701 | do_linear_search = 1; | |
702 | } | |
c00f8484 KS |
703 | if (strcmp_iw_ordered (SYMBOL_SEARCH_NAME (*center), |
704 | search_name) >= 0) | |
ccefe4c4 TT |
705 | { |
706 | top = center; | |
707 | } | |
708 | else | |
709 | { | |
710 | bottom = center + 1; | |
711 | } | |
712 | } | |
713 | if (!(top == bottom)) | |
3e43a32a MS |
714 | internal_error (__FILE__, __LINE__, |
715 | _("failed internal consistency check")); | |
ccefe4c4 | 716 | |
559a7a62 JK |
717 | /* For `case_sensitivity == case_sensitive_off' strcmp_iw_ordered will |
718 | search more exactly than what matches SYMBOL_MATCHES_SEARCH_NAME. */ | |
719 | while (top >= start && SYMBOL_MATCHES_SEARCH_NAME (*top, search_name)) | |
720 | top--; | |
721 | ||
722 | /* Fixup to have a symbol which matches SYMBOL_MATCHES_SEARCH_NAME. */ | |
723 | top++; | |
724 | ||
725 | while (top <= real_top && SYMBOL_MATCHES_SEARCH_NAME (*top, search_name)) | |
ccefe4c4 | 726 | { |
4186eb54 KS |
727 | if (symbol_matches_domain (SYMBOL_LANGUAGE (*top), |
728 | SYMBOL_DOMAIN (*top), domain)) | |
c00f8484 KS |
729 | { |
730 | do_cleanups (cleanup); | |
731 | return (*top); | |
732 | } | |
ccefe4c4 TT |
733 | top++; |
734 | } | |
735 | } | |
736 | ||
737 | /* Can't use a binary search or else we found during the binary search that | |
40658b94 | 738 | we should also do a linear search. */ |
ccefe4c4 TT |
739 | |
740 | if (do_linear_search) | |
741 | { | |
742 | for (psym = start; psym < start + length; psym++) | |
743 | { | |
4186eb54 KS |
744 | if (symbol_matches_domain (SYMBOL_LANGUAGE (*psym), |
745 | SYMBOL_DOMAIN (*psym), domain) | |
c00f8484 KS |
746 | && SYMBOL_MATCHES_SEARCH_NAME (*psym, search_name)) |
747 | { | |
748 | do_cleanups (cleanup); | |
749 | return (*psym); | |
750 | } | |
ccefe4c4 TT |
751 | } |
752 | } | |
753 | ||
c00f8484 | 754 | do_cleanups (cleanup); |
ccefe4c4 TT |
755 | return (NULL); |
756 | } | |
757 | ||
758 | /* Get the symbol table that corresponds to a partial_symtab. | |
a2ca7a52 | 759 | This is fast after the first time you do it. */ |
ccefe4c4 TT |
760 | |
761 | static struct symtab * | |
5c80ed9d | 762 | psymtab_to_symtab (struct objfile *objfile, struct partial_symtab *pst) |
ccefe4c4 | 763 | { |
9439a077 TT |
764 | /* If it is a shared psymtab, find an unshared psymtab that includes |
765 | it. Any such psymtab will do. */ | |
766 | while (pst->user != NULL) | |
767 | pst = pst->user; | |
768 | ||
0df8b418 | 769 | /* If it's been looked up before, return it. */ |
ccefe4c4 TT |
770 | if (pst->symtab) |
771 | return pst->symtab; | |
772 | ||
773 | /* If it has not yet been read in, read it. */ | |
774 | if (!pst->readin) | |
775 | { | |
776 | struct cleanup *back_to = increment_reading_symtab (); | |
ad3bbd48 | 777 | |
257e7a09 | 778 | (*pst->read_symtab) (pst, objfile); |
ccefe4c4 TT |
779 | do_cleanups (back_to); |
780 | } | |
781 | ||
782 | return pst->symtab; | |
783 | } | |
784 | ||
785 | static void | |
786 | relocate_psymtabs (struct objfile *objfile, | |
3189cb12 DE |
787 | const struct section_offsets *new_offsets, |
788 | const struct section_offsets *delta) | |
ccefe4c4 TT |
789 | { |
790 | struct partial_symbol **psym; | |
791 | struct partial_symtab *p; | |
792 | ||
b11896a5 | 793 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p) |
ccefe4c4 TT |
794 | { |
795 | p->textlow += ANOFFSET (delta, SECT_OFF_TEXT (objfile)); | |
796 | p->texthigh += ANOFFSET (delta, SECT_OFF_TEXT (objfile)); | |
797 | } | |
798 | ||
799 | for (psym = objfile->global_psymbols.list; | |
800 | psym < objfile->global_psymbols.next; | |
801 | psym++) | |
802 | { | |
803 | fixup_psymbol_section (*psym, objfile); | |
804 | if (SYMBOL_SECTION (*psym) >= 0) | |
805 | SYMBOL_VALUE_ADDRESS (*psym) += ANOFFSET (delta, | |
806 | SYMBOL_SECTION (*psym)); | |
807 | } | |
808 | for (psym = objfile->static_psymbols.list; | |
809 | psym < objfile->static_psymbols.next; | |
810 | psym++) | |
811 | { | |
812 | fixup_psymbol_section (*psym, objfile); | |
813 | if (SYMBOL_SECTION (*psym) >= 0) | |
814 | SYMBOL_VALUE_ADDRESS (*psym) += ANOFFSET (delta, | |
815 | SYMBOL_SECTION (*psym)); | |
816 | } | |
817 | } | |
818 | ||
819 | static struct symtab * | |
820 | find_last_source_symtab_from_partial (struct objfile *ofp) | |
821 | { | |
ccefe4c4 TT |
822 | struct partial_symtab *ps; |
823 | struct partial_symtab *cs_pst = 0; | |
824 | ||
b11896a5 | 825 | ALL_OBJFILE_PSYMTABS_REQUIRED (ofp, ps) |
ccefe4c4 TT |
826 | { |
827 | const char *name = ps->filename; | |
828 | int len = strlen (name); | |
ad3bbd48 | 829 | |
ccefe4c4 TT |
830 | if (!(len > 2 && (strcmp (&name[len - 2], ".h") == 0 |
831 | || strcmp (name, "<<C++-namespaces>>") == 0))) | |
832 | cs_pst = ps; | |
833 | } | |
834 | ||
835 | if (cs_pst) | |
836 | { | |
837 | if (cs_pst->readin) | |
838 | { | |
839 | internal_error (__FILE__, __LINE__, | |
840 | _("select_source_symtab: " | |
841 | "readin pst found and no symtabs.")); | |
842 | } | |
843 | else | |
5c80ed9d | 844 | return psymtab_to_symtab (ofp, cs_pst); |
ccefe4c4 TT |
845 | } |
846 | return NULL; | |
847 | } | |
848 | ||
849 | static void | |
850 | forget_cached_source_info_partial (struct objfile *objfile) | |
851 | { | |
852 | struct partial_symtab *pst; | |
853 | ||
b11896a5 | 854 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst) |
ccefe4c4 TT |
855 | { |
856 | if (pst->fullname != NULL) | |
857 | { | |
858 | xfree (pst->fullname); | |
859 | pst->fullname = NULL; | |
860 | } | |
861 | } | |
862 | } | |
863 | ||
864 | static void | |
865 | print_partial_symbols (struct gdbarch *gdbarch, | |
866 | struct partial_symbol **p, int count, char *what, | |
867 | struct ui_file *outfile) | |
868 | { | |
869 | fprintf_filtered (outfile, " %s partial symbols:\n", what); | |
870 | while (count-- > 0) | |
871 | { | |
27618ce4 | 872 | QUIT; |
ccefe4c4 TT |
873 | fprintf_filtered (outfile, " `%s'", SYMBOL_LINKAGE_NAME (*p)); |
874 | if (SYMBOL_DEMANGLED_NAME (*p) != NULL) | |
875 | { | |
876 | fprintf_filtered (outfile, " `%s'", SYMBOL_DEMANGLED_NAME (*p)); | |
877 | } | |
878 | fputs_filtered (", ", outfile); | |
879 | switch (SYMBOL_DOMAIN (*p)) | |
880 | { | |
881 | case UNDEF_DOMAIN: | |
882 | fputs_filtered ("undefined domain, ", outfile); | |
883 | break; | |
884 | case VAR_DOMAIN: | |
0df8b418 | 885 | /* This is the usual thing -- don't print it. */ |
ccefe4c4 TT |
886 | break; |
887 | case STRUCT_DOMAIN: | |
888 | fputs_filtered ("struct domain, ", outfile); | |
889 | break; | |
890 | case LABEL_DOMAIN: | |
891 | fputs_filtered ("label domain, ", outfile); | |
892 | break; | |
893 | default: | |
894 | fputs_filtered ("<invalid domain>, ", outfile); | |
895 | break; | |
896 | } | |
dbccfd4c | 897 | switch (PSYMBOL_CLASS (*p)) |
ccefe4c4 TT |
898 | { |
899 | case LOC_UNDEF: | |
900 | fputs_filtered ("undefined", outfile); | |
901 | break; | |
902 | case LOC_CONST: | |
903 | fputs_filtered ("constant int", outfile); | |
904 | break; | |
905 | case LOC_STATIC: | |
906 | fputs_filtered ("static", outfile); | |
907 | break; | |
908 | case LOC_REGISTER: | |
909 | fputs_filtered ("register", outfile); | |
910 | break; | |
911 | case LOC_ARG: | |
912 | fputs_filtered ("pass by value", outfile); | |
913 | break; | |
914 | case LOC_REF_ARG: | |
915 | fputs_filtered ("pass by reference", outfile); | |
916 | break; | |
917 | case LOC_REGPARM_ADDR: | |
918 | fputs_filtered ("register address parameter", outfile); | |
919 | break; | |
920 | case LOC_LOCAL: | |
921 | fputs_filtered ("stack parameter", outfile); | |
922 | break; | |
923 | case LOC_TYPEDEF: | |
924 | fputs_filtered ("type", outfile); | |
925 | break; | |
926 | case LOC_LABEL: | |
927 | fputs_filtered ("label", outfile); | |
928 | break; | |
929 | case LOC_BLOCK: | |
930 | fputs_filtered ("function", outfile); | |
931 | break; | |
932 | case LOC_CONST_BYTES: | |
933 | fputs_filtered ("constant bytes", outfile); | |
934 | break; | |
935 | case LOC_UNRESOLVED: | |
936 | fputs_filtered ("unresolved", outfile); | |
937 | break; | |
938 | case LOC_OPTIMIZED_OUT: | |
939 | fputs_filtered ("optimized out", outfile); | |
940 | break; | |
941 | case LOC_COMPUTED: | |
942 | fputs_filtered ("computed at runtime", outfile); | |
943 | break; | |
944 | default: | |
945 | fputs_filtered ("<invalid location>", outfile); | |
946 | break; | |
947 | } | |
948 | fputs_filtered (", ", outfile); | |
949 | fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (*p)), outfile); | |
950 | fprintf_filtered (outfile, "\n"); | |
951 | p++; | |
952 | } | |
953 | } | |
954 | ||
955 | static void | |
956 | dump_psymtab (struct objfile *objfile, struct partial_symtab *psymtab, | |
957 | struct ui_file *outfile) | |
958 | { | |
959 | struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
960 | int i; | |
961 | ||
b4c41fc7 DE |
962 | if (psymtab->anonymous) |
963 | { | |
964 | fprintf_filtered (outfile, "\nAnonymous partial symtab (%s) ", | |
965 | psymtab->filename); | |
966 | } | |
967 | else | |
968 | { | |
969 | fprintf_filtered (outfile, "\nPartial symtab for source file %s ", | |
970 | psymtab->filename); | |
971 | } | |
ccefe4c4 TT |
972 | fprintf_filtered (outfile, "(object "); |
973 | gdb_print_host_address (psymtab, outfile); | |
974 | fprintf_filtered (outfile, ")\n\n"); | |
975 | fprintf_unfiltered (outfile, " Read from object file %s (", | |
4262abfb | 976 | objfile_name (objfile)); |
ccefe4c4 TT |
977 | gdb_print_host_address (objfile, outfile); |
978 | fprintf_unfiltered (outfile, ")\n"); | |
979 | ||
980 | if (psymtab->readin) | |
981 | { | |
982 | fprintf_filtered (outfile, | |
983 | " Full symtab was read (at "); | |
984 | gdb_print_host_address (psymtab->symtab, outfile); | |
985 | fprintf_filtered (outfile, " by function at "); | |
986 | gdb_print_host_address (psymtab->read_symtab, outfile); | |
987 | fprintf_filtered (outfile, ")\n"); | |
988 | } | |
989 | ||
990 | fprintf_filtered (outfile, " Relocate symbols by "); | |
5c80ed9d | 991 | for (i = 0; i < objfile->num_sections; ++i) |
ccefe4c4 TT |
992 | { |
993 | if (i != 0) | |
994 | fprintf_filtered (outfile, ", "); | |
995 | wrap_here (" "); | |
996 | fputs_filtered (paddress (gdbarch, | |
997 | ANOFFSET (psymtab->section_offsets, i)), | |
998 | outfile); | |
999 | } | |
1000 | fprintf_filtered (outfile, "\n"); | |
1001 | ||
1002 | fprintf_filtered (outfile, " Symbols cover text addresses "); | |
1003 | fputs_filtered (paddress (gdbarch, psymtab->textlow), outfile); | |
1004 | fprintf_filtered (outfile, "-"); | |
1005 | fputs_filtered (paddress (gdbarch, psymtab->texthigh), outfile); | |
1006 | fprintf_filtered (outfile, "\n"); | |
9750bca9 JK |
1007 | fprintf_filtered (outfile, " Address map supported - %s.\n", |
1008 | psymtab->psymtabs_addrmap_supported ? "yes" : "no"); | |
ccefe4c4 TT |
1009 | fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n", |
1010 | psymtab->number_of_dependencies); | |
1011 | for (i = 0; i < psymtab->number_of_dependencies; i++) | |
1012 | { | |
1013 | fprintf_filtered (outfile, " %d ", i); | |
1014 | gdb_print_host_address (psymtab->dependencies[i], outfile); | |
1015 | fprintf_filtered (outfile, " %s\n", | |
1016 | psymtab->dependencies[i]->filename); | |
1017 | } | |
9439a077 TT |
1018 | if (psymtab->user != NULL) |
1019 | { | |
1020 | fprintf_filtered (outfile, " Shared partial symtab with user "); | |
1021 | gdb_print_host_address (psymtab->user, outfile); | |
1022 | fprintf_filtered (outfile, "\n"); | |
1023 | } | |
ccefe4c4 TT |
1024 | if (psymtab->n_global_syms > 0) |
1025 | { | |
1026 | print_partial_symbols (gdbarch, | |
1027 | objfile->global_psymbols.list | |
1028 | + psymtab->globals_offset, | |
1029 | psymtab->n_global_syms, "Global", outfile); | |
1030 | } | |
1031 | if (psymtab->n_static_syms > 0) | |
1032 | { | |
1033 | print_partial_symbols (gdbarch, | |
1034 | objfile->static_psymbols.list | |
1035 | + psymtab->statics_offset, | |
1036 | psymtab->n_static_syms, "Static", outfile); | |
1037 | } | |
1038 | fprintf_filtered (outfile, "\n"); | |
1039 | } | |
1040 | ||
1041 | static void | |
1042 | print_psymtab_stats_for_objfile (struct objfile *objfile) | |
1043 | { | |
1044 | int i; | |
1045 | struct partial_symtab *ps; | |
ad3bbd48 | 1046 | |
ccefe4c4 | 1047 | i = 0; |
b11896a5 | 1048 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 TT |
1049 | { |
1050 | if (ps->readin == 0) | |
1051 | i++; | |
1052 | } | |
1053 | printf_filtered (_(" Number of psym tables (not yet expanded): %d\n"), i); | |
1054 | } | |
1055 | ||
1056 | static void | |
1057 | dump_psymtabs_for_objfile (struct objfile *objfile) | |
1058 | { | |
1059 | struct partial_symtab *psymtab; | |
1060 | ||
1061 | if (objfile->psymtabs) | |
1062 | { | |
1063 | printf_filtered ("Psymtabs:\n"); | |
1064 | for (psymtab = objfile->psymtabs; | |
1065 | psymtab != NULL; | |
1066 | psymtab = psymtab->next) | |
1067 | { | |
1068 | printf_filtered ("%s at ", | |
1069 | psymtab->filename); | |
1070 | gdb_print_host_address (psymtab, gdb_stdout); | |
1071 | printf_filtered (", "); | |
ccefe4c4 TT |
1072 | wrap_here (" "); |
1073 | } | |
1074 | printf_filtered ("\n\n"); | |
1075 | } | |
1076 | } | |
1077 | ||
1078 | /* Look through the partial symtabs for all symbols which begin | |
0df8b418 | 1079 | by matching FUNC_NAME. Make sure we read that symbol table in. */ |
ccefe4c4 TT |
1080 | |
1081 | static void | |
1082 | read_symtabs_for_function (struct objfile *objfile, const char *func_name) | |
1083 | { | |
1084 | struct partial_symtab *ps; | |
1085 | ||
b11896a5 | 1086 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 TT |
1087 | { |
1088 | if (ps->readin) | |
1089 | continue; | |
1090 | ||
5c80ed9d | 1091 | if ((lookup_partial_symbol (objfile, ps, func_name, 1, VAR_DOMAIN) |
ccefe4c4 | 1092 | != NULL) |
5c80ed9d | 1093 | || (lookup_partial_symbol (objfile, ps, func_name, 0, VAR_DOMAIN) |
ccefe4c4 | 1094 | != NULL)) |
5c80ed9d | 1095 | psymtab_to_symtab (objfile, ps); |
ccefe4c4 TT |
1096 | } |
1097 | } | |
1098 | ||
1099 | static void | |
1100 | expand_partial_symbol_tables (struct objfile *objfile) | |
1101 | { | |
1102 | struct partial_symtab *psymtab; | |
1103 | ||
b11896a5 | 1104 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, psymtab) |
ccefe4c4 | 1105 | { |
5c80ed9d | 1106 | psymtab_to_symtab (objfile, psymtab); |
ccefe4c4 TT |
1107 | } |
1108 | } | |
1109 | ||
1110 | static void | |
652a8996 | 1111 | read_psymtabs_with_fullname (struct objfile *objfile, const char *fullname) |
ccefe4c4 TT |
1112 | { |
1113 | struct partial_symtab *p; | |
1114 | ||
b11896a5 | 1115 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p) |
ccefe4c4 | 1116 | { |
b4c41fc7 DE |
1117 | /* Anonymous psymtabs don't have a name of a source file. */ |
1118 | if (p->anonymous) | |
1119 | continue; | |
1120 | ||
5ff888ce DE |
1121 | /* psymtab_to_fullname tries to open the file which is slow. |
1122 | Don't call it if we know the basenames don't match. */ | |
1123 | if ((basenames_may_differ | |
1124 | || filename_cmp (lbasename (fullname), lbasename (p->filename)) == 0) | |
1125 | && filename_cmp (fullname, psymtab_to_fullname (p)) == 0) | |
5c80ed9d | 1126 | psymtab_to_symtab (objfile, p); |
ccefe4c4 TT |
1127 | } |
1128 | } | |
1129 | ||
ccefe4c4 TT |
1130 | static void |
1131 | map_symbol_filenames_psymtab (struct objfile *objfile, | |
74e2f255 DE |
1132 | symbol_filename_ftype *fun, void *data, |
1133 | int need_fullname) | |
ccefe4c4 TT |
1134 | { |
1135 | struct partial_symtab *ps; | |
1136 | ||
b11896a5 | 1137 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 TT |
1138 | { |
1139 | const char *fullname; | |
1140 | ||
1141 | if (ps->readin) | |
1142 | continue; | |
1143 | ||
f80c6f3f DE |
1144 | /* We can skip shared psymtabs here, because any file name will be |
1145 | attached to the unshared psymtab. */ | |
1146 | if (ps->user != NULL) | |
1147 | continue; | |
1148 | ||
b4c41fc7 DE |
1149 | /* Anonymous psymtabs don't have a file name. */ |
1150 | if (ps->anonymous) | |
1151 | continue; | |
1152 | ||
821296b7 | 1153 | QUIT; |
74e2f255 DE |
1154 | if (need_fullname) |
1155 | fullname = psymtab_to_fullname (ps); | |
1156 | else | |
1157 | fullname = NULL; | |
2837d59e | 1158 | (*fun) (ps->filename, fullname, data); |
ccefe4c4 TT |
1159 | } |
1160 | } | |
1161 | ||
ccefe4c4 TT |
1162 | /* Finds the fullname that a partial_symtab represents. |
1163 | ||
1164 | If this functions finds the fullname, it will save it in ps->fullname | |
1165 | and it will also return the value. | |
1166 | ||
1167 | If this function fails to find the file that this partial_symtab represents, | |
1168 | NULL will be returned and ps->fullname will be set to NULL. */ | |
256f06f3 | 1169 | |
da5132d3 | 1170 | static const char * |
ccefe4c4 TT |
1171 | psymtab_to_fullname (struct partial_symtab *ps) |
1172 | { | |
fbd9ab74 | 1173 | gdb_assert (!ps->anonymous); |
ccefe4c4 | 1174 | |
256f06f3 DE |
1175 | /* Use cached copy if we have it. |
1176 | We rely on forget_cached_source_info being called appropriately | |
1177 | to handle cases like the file being moved. */ | |
fbd9ab74 JK |
1178 | if (ps->fullname == NULL) |
1179 | { | |
1180 | int fd = find_and_open_source (ps->filename, ps->dirname, &ps->fullname); | |
256f06f3 | 1181 | |
fbd9ab74 JK |
1182 | if (fd >= 0) |
1183 | close (fd); | |
1184 | else | |
1185 | { | |
1186 | char *fullname; | |
1187 | struct cleanup *back_to; | |
ccefe4c4 | 1188 | |
fbd9ab74 JK |
1189 | /* rewrite_source_path would be applied by find_and_open_source, we |
1190 | should report the pathname where GDB tried to find the file. */ | |
ccefe4c4 | 1191 | |
fbd9ab74 JK |
1192 | if (ps->dirname == NULL || IS_ABSOLUTE_PATH (ps->filename)) |
1193 | fullname = xstrdup (ps->filename); | |
1194 | else | |
1195 | fullname = concat (ps->dirname, SLASH_STRING, ps->filename, NULL); | |
1196 | ||
1197 | back_to = make_cleanup (xfree, fullname); | |
1198 | ps->fullname = rewrite_source_path (fullname); | |
1199 | if (ps->fullname == NULL) | |
1200 | ps->fullname = xstrdup (fullname); | |
1201 | do_cleanups (back_to); | |
1202 | } | |
1203 | } | |
1204 | ||
1205 | return ps->fullname; | |
ccefe4c4 TT |
1206 | } |
1207 | ||
40658b94 PH |
1208 | /* For all symbols, s, in BLOCK that are in NAMESPACE and match NAME |
1209 | according to the function MATCH, call CALLBACK(BLOCK, s, DATA). | |
1210 | BLOCK is assumed to come from OBJFILE. Returns 1 iff CALLBACK | |
1211 | ever returns non-zero, and otherwise returns 0. */ | |
ccefe4c4 | 1212 | |
40658b94 PH |
1213 | static int |
1214 | map_block (const char *name, domain_enum namespace, struct objfile *objfile, | |
1215 | struct block *block, | |
1216 | int (*callback) (struct block *, struct symbol *, void *), | |
2edb89d3 | 1217 | void *data, symbol_compare_ftype *match) |
ccefe4c4 | 1218 | { |
8157b174 | 1219 | struct block_iterator iter; |
40658b94 | 1220 | struct symbol *sym; |
ccefe4c4 | 1221 | |
8157b174 TT |
1222 | for (sym = block_iter_match_first (block, name, match, &iter); |
1223 | sym != NULL; sym = block_iter_match_next (name, match, &iter)) | |
ccefe4c4 | 1224 | { |
4186eb54 KS |
1225 | if (symbol_matches_domain (SYMBOL_LANGUAGE (sym), |
1226 | SYMBOL_DOMAIN (sym), namespace)) | |
40658b94 PH |
1227 | { |
1228 | if (callback (block, sym, data)) | |
1229 | return 1; | |
1230 | } | |
ccefe4c4 TT |
1231 | } |
1232 | ||
40658b94 | 1233 | return 0; |
ccefe4c4 TT |
1234 | } |
1235 | ||
40658b94 PH |
1236 | /* Psymtab version of map_matching_symbols. See its definition in |
1237 | the definition of quick_symbol_functions in symfile.h. */ | |
1238 | ||
ccefe4c4 | 1239 | static void |
ade7ed9e DE |
1240 | map_matching_symbols_psymtab (struct objfile *objfile, |
1241 | const char *name, domain_enum namespace, | |
1242 | int global, | |
40658b94 PH |
1243 | int (*callback) (struct block *, |
1244 | struct symbol *, void *), | |
1245 | void *data, | |
2edb89d3 JK |
1246 | symbol_compare_ftype *match, |
1247 | symbol_compare_ftype *ordered_compare) | |
ccefe4c4 | 1248 | { |
40658b94 | 1249 | const int block_kind = global ? GLOBAL_BLOCK : STATIC_BLOCK; |
ccefe4c4 TT |
1250 | struct partial_symtab *ps; |
1251 | ||
b11896a5 | 1252 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 TT |
1253 | { |
1254 | QUIT; | |
1255 | if (ps->readin | |
5c80ed9d | 1256 | || match_partial_symbol (objfile, ps, global, name, namespace, match, |
40658b94 | 1257 | ordered_compare)) |
ccefe4c4 | 1258 | { |
5c80ed9d | 1259 | struct symtab *s = psymtab_to_symtab (objfile, ps); |
40658b94 | 1260 | struct block *block; |
ad3bbd48 | 1261 | |
ccefe4c4 TT |
1262 | if (s == NULL || !s->primary) |
1263 | continue; | |
40658b94 PH |
1264 | block = BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), block_kind); |
1265 | if (map_block (name, namespace, objfile, block, | |
1266 | callback, data, match)) | |
1267 | return; | |
1268 | if (callback (block, NULL, data)) | |
1269 | return; | |
ccefe4c4 TT |
1270 | } |
1271 | } | |
40658b94 | 1272 | } |
ccefe4c4 | 1273 | |
9439a077 TT |
1274 | /* A helper for expand_symtabs_matching_via_partial that handles |
1275 | searching included psymtabs. This returns 1 if a symbol is found, | |
1276 | and zero otherwise. It also updates the 'searched_flag' on the | |
1277 | various psymtabs that it searches. */ | |
1278 | ||
1279 | static int | |
1280 | recursively_search_psymtabs (struct partial_symtab *ps, | |
1281 | struct objfile *objfile, | |
1282 | enum search_domain kind, | |
206f2a57 | 1283 | expand_symtabs_symbol_matcher_ftype *sym_matcher, |
9439a077 TT |
1284 | void *data) |
1285 | { | |
1286 | struct partial_symbol **psym; | |
1287 | struct partial_symbol **bound, **gbound, **sbound; | |
1288 | int keep_going = 1; | |
1289 | int result = PST_SEARCHED_AND_NOT_FOUND; | |
1290 | int i; | |
1291 | ||
1292 | if (ps->searched_flag != PST_NOT_SEARCHED) | |
1293 | return ps->searched_flag == PST_SEARCHED_AND_FOUND; | |
1294 | ||
1295 | /* Recurse into shared psymtabs first, because they may have already | |
1296 | been searched, and this could save some time. */ | |
1297 | for (i = 0; i < ps->number_of_dependencies; ++i) | |
1298 | { | |
1299 | int r; | |
1300 | ||
1301 | /* Skip non-shared dependencies, these are handled elsewhere. */ | |
1302 | if (ps->dependencies[i]->user == NULL) | |
1303 | continue; | |
1304 | ||
1305 | r = recursively_search_psymtabs (ps->dependencies[i], | |
206f2a57 | 1306 | objfile, kind, sym_matcher, data); |
9439a077 TT |
1307 | if (r != 0) |
1308 | { | |
1309 | ps->searched_flag = PST_SEARCHED_AND_FOUND; | |
1310 | return 1; | |
1311 | } | |
1312 | } | |
1313 | ||
1314 | gbound = (objfile->global_psymbols.list | |
1315 | + ps->globals_offset + ps->n_global_syms); | |
1316 | sbound = (objfile->static_psymbols.list | |
1317 | + ps->statics_offset + ps->n_static_syms); | |
1318 | bound = gbound; | |
1319 | ||
1320 | /* Go through all of the symbols stored in a partial | |
1321 | symtab in one loop. */ | |
1322 | psym = objfile->global_psymbols.list + ps->globals_offset; | |
1323 | while (keep_going) | |
1324 | { | |
1325 | if (psym >= bound) | |
1326 | { | |
1327 | if (bound == gbound && ps->n_static_syms != 0) | |
1328 | { | |
1329 | psym = objfile->static_psymbols.list + ps->statics_offset; | |
1330 | bound = sbound; | |
1331 | } | |
1332 | else | |
1333 | keep_going = 0; | |
1334 | continue; | |
1335 | } | |
1336 | else | |
1337 | { | |
1338 | QUIT; | |
1339 | ||
1340 | if ((kind == ALL_DOMAIN | |
1341 | || (kind == VARIABLES_DOMAIN | |
dbccfd4c TT |
1342 | && PSYMBOL_CLASS (*psym) != LOC_TYPEDEF |
1343 | && PSYMBOL_CLASS (*psym) != LOC_BLOCK) | |
9439a077 | 1344 | || (kind == FUNCTIONS_DOMAIN |
dbccfd4c | 1345 | && PSYMBOL_CLASS (*psym) == LOC_BLOCK) |
9439a077 | 1346 | || (kind == TYPES_DOMAIN |
dbccfd4c | 1347 | && PSYMBOL_CLASS (*psym) == LOC_TYPEDEF)) |
206f2a57 | 1348 | && (*sym_matcher) (SYMBOL_SEARCH_NAME (*psym), data)) |
9439a077 TT |
1349 | { |
1350 | /* Found a match, so notify our caller. */ | |
1351 | result = PST_SEARCHED_AND_FOUND; | |
1352 | keep_going = 0; | |
1353 | } | |
1354 | } | |
1355 | psym++; | |
1356 | } | |
1357 | ||
1358 | ps->searched_flag = result; | |
1359 | return result == PST_SEARCHED_AND_FOUND; | |
1360 | } | |
1361 | ||
ccefe4c4 | 1362 | static void |
f8eba3c6 TT |
1363 | expand_symtabs_matching_via_partial |
1364 | (struct objfile *objfile, | |
206f2a57 DE |
1365 | expand_symtabs_file_matcher_ftype *file_matcher, |
1366 | expand_symtabs_symbol_matcher_ftype *symbol_matcher, | |
f8eba3c6 TT |
1367 | enum search_domain kind, |
1368 | void *data) | |
ccefe4c4 TT |
1369 | { |
1370 | struct partial_symtab *ps; | |
1371 | ||
9439a077 | 1372 | /* Clear the search flags. */ |
b11896a5 | 1373 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
ccefe4c4 | 1374 | { |
9439a077 TT |
1375 | ps->searched_flag = PST_NOT_SEARCHED; |
1376 | } | |
ccefe4c4 | 1377 | |
9439a077 TT |
1378 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps) |
1379 | { | |
ccefe4c4 TT |
1380 | if (ps->readin) |
1381 | continue; | |
1382 | ||
9439a077 TT |
1383 | /* We skip shared psymtabs because file-matching doesn't apply |
1384 | to them; but we search them later in the loop. */ | |
1385 | if (ps->user != NULL) | |
ccefe4c4 TT |
1386 | continue; |
1387 | ||
b4c41fc7 DE |
1388 | if (file_matcher) |
1389 | { | |
680d1742 DE |
1390 | int match; |
1391 | ||
b4c41fc7 DE |
1392 | if (ps->anonymous) |
1393 | continue; | |
fbd9ab74 | 1394 | |
680d1742 DE |
1395 | match = (*file_matcher) (ps->filename, data, 0); |
1396 | if (!match) | |
1397 | { | |
1398 | /* Before we invoke realpath, which can get expensive when many | |
1399 | files are involved, do a quick comparison of the basenames. */ | |
1400 | if (basenames_may_differ | |
fbd9ab74 | 1401 | || (*file_matcher) (lbasename (ps->filename), data, 1)) |
680d1742 DE |
1402 | match = (*file_matcher) (psymtab_to_fullname (ps), data, 0); |
1403 | } | |
1404 | if (!match) | |
b4c41fc7 DE |
1405 | continue; |
1406 | } | |
ccefe4c4 | 1407 | |
206f2a57 | 1408 | if (recursively_search_psymtabs (ps, objfile, kind, symbol_matcher, data)) |
5c80ed9d | 1409 | psymtab_to_symtab (objfile, ps); |
ccefe4c4 TT |
1410 | } |
1411 | } | |
1412 | ||
1413 | static int | |
1414 | objfile_has_psyms (struct objfile *objfile) | |
1415 | { | |
1416 | return objfile->psymtabs != NULL; | |
1417 | } | |
1418 | ||
1419 | const struct quick_symbol_functions psym_functions = | |
1420 | { | |
1421 | objfile_has_psyms, | |
1422 | find_last_source_symtab_from_partial, | |
1423 | forget_cached_source_info_partial, | |
f8eba3c6 | 1424 | partial_map_symtabs_matching_filename, |
ccefe4c4 TT |
1425 | lookup_symbol_aux_psymtabs, |
1426 | print_psymtab_stats_for_objfile, | |
1427 | dump_psymtabs_for_objfile, | |
1428 | relocate_psymtabs, | |
1429 | read_symtabs_for_function, | |
1430 | expand_partial_symbol_tables, | |
652a8996 | 1431 | read_psymtabs_with_fullname, |
40658b94 | 1432 | map_matching_symbols_psymtab, |
ccefe4c4 TT |
1433 | expand_symtabs_matching_via_partial, |
1434 | find_pc_sect_symtab_from_partial, | |
ccefe4c4 TT |
1435 | map_symbol_filenames_psymtab |
1436 | }; | |
1437 | ||
1438 | \f | |
1439 | ||
1440 | /* This compares two partial symbols by names, using strcmp_iw_ordered | |
1441 | for the comparison. */ | |
1442 | ||
1443 | static int | |
1444 | compare_psymbols (const void *s1p, const void *s2p) | |
1445 | { | |
1446 | struct partial_symbol *const *s1 = s1p; | |
1447 | struct partial_symbol *const *s2 = s2p; | |
1448 | ||
1449 | return strcmp_iw_ordered (SYMBOL_SEARCH_NAME (*s1), | |
1450 | SYMBOL_SEARCH_NAME (*s2)); | |
1451 | } | |
1452 | ||
1453 | void | |
5c80ed9d | 1454 | sort_pst_symbols (struct objfile *objfile, struct partial_symtab *pst) |
ccefe4c4 | 1455 | { |
0df8b418 | 1456 | /* Sort the global list; don't sort the static list. */ |
ccefe4c4 | 1457 | |
5c80ed9d | 1458 | qsort (objfile->global_psymbols.list + pst->globals_offset, |
ccefe4c4 TT |
1459 | pst->n_global_syms, sizeof (struct partial_symbol *), |
1460 | compare_psymbols); | |
1461 | } | |
1462 | ||
1463 | /* Allocate and partially fill a partial symtab. It will be | |
1464 | completely filled at the end of the symbol list. | |
1465 | ||
0df8b418 | 1466 | FILENAME is the name of the symbol-file we are reading from. */ |
ccefe4c4 TT |
1467 | |
1468 | struct partial_symtab * | |
1469 | start_psymtab_common (struct objfile *objfile, | |
1470 | struct section_offsets *section_offsets, | |
1471 | const char *filename, | |
1472 | CORE_ADDR textlow, struct partial_symbol **global_syms, | |
1473 | struct partial_symbol **static_syms) | |
1474 | { | |
1475 | struct partial_symtab *psymtab; | |
1476 | ||
1477 | psymtab = allocate_psymtab (filename, objfile); | |
1478 | psymtab->section_offsets = section_offsets; | |
1479 | psymtab->textlow = textlow; | |
1480 | psymtab->texthigh = psymtab->textlow; /* default */ | |
1481 | psymtab->globals_offset = global_syms - objfile->global_psymbols.list; | |
1482 | psymtab->statics_offset = static_syms - objfile->static_psymbols.list; | |
1483 | return (psymtab); | |
1484 | } | |
1485 | ||
cbd70537 SW |
1486 | /* Calculate a hash code for the given partial symbol. The hash is |
1487 | calculated using the symbol's value, language, domain, class | |
0df8b418 | 1488 | and name. These are the values which are set by |
cbd70537 SW |
1489 | add_psymbol_to_bcache. */ |
1490 | ||
710e1a31 | 1491 | static unsigned long |
cbd70537 SW |
1492 | psymbol_hash (const void *addr, int length) |
1493 | { | |
1494 | unsigned long h = 0; | |
1495 | struct partial_symbol *psymbol = (struct partial_symbol *) addr; | |
1496 | unsigned int lang = psymbol->ginfo.language; | |
1497 | unsigned int domain = PSYMBOL_DOMAIN (psymbol); | |
1498 | unsigned int class = PSYMBOL_CLASS (psymbol); | |
1499 | ||
1500 | h = hash_continue (&psymbol->ginfo.value, sizeof (psymbol->ginfo.value), h); | |
1501 | h = hash_continue (&lang, sizeof (unsigned int), h); | |
1502 | h = hash_continue (&domain, sizeof (unsigned int), h); | |
1503 | h = hash_continue (&class, sizeof (unsigned int), h); | |
1504 | h = hash_continue (psymbol->ginfo.name, strlen (psymbol->ginfo.name), h); | |
1505 | ||
1506 | return h; | |
1507 | } | |
1508 | ||
1509 | /* Returns true if the symbol at addr1 equals the symbol at addr2. | |
1510 | For the comparison this function uses a symbols value, | |
1511 | language, domain, class and name. */ | |
1512 | ||
710e1a31 | 1513 | static int |
cbd70537 SW |
1514 | psymbol_compare (const void *addr1, const void *addr2, int length) |
1515 | { | |
1516 | struct partial_symbol *sym1 = (struct partial_symbol *) addr1; | |
1517 | struct partial_symbol *sym2 = (struct partial_symbol *) addr2; | |
1518 | ||
1519 | return (memcmp (&sym1->ginfo.value, &sym1->ginfo.value, | |
1520 | sizeof (sym1->ginfo.value)) == 0 | |
1521 | && sym1->ginfo.language == sym2->ginfo.language | |
1522 | && PSYMBOL_DOMAIN (sym1) == PSYMBOL_DOMAIN (sym2) | |
1523 | && PSYMBOL_CLASS (sym1) == PSYMBOL_CLASS (sym2) | |
1524 | && sym1->ginfo.name == sym2->ginfo.name); | |
1525 | } | |
1526 | ||
710e1a31 SW |
1527 | /* Initialize a partial symbol bcache. */ |
1528 | ||
1529 | struct psymbol_bcache * | |
1530 | psymbol_bcache_init (void) | |
1531 | { | |
fc270c35 | 1532 | struct psymbol_bcache *bcache = XCNEW (struct psymbol_bcache); |
710e1a31 SW |
1533 | bcache->bcache = bcache_xmalloc (psymbol_hash, psymbol_compare); |
1534 | return bcache; | |
1535 | } | |
1536 | ||
1537 | /* Free a partial symbol bcache. */ | |
1538 | void | |
1539 | psymbol_bcache_free (struct psymbol_bcache *bcache) | |
1540 | { | |
1541 | if (bcache == NULL) | |
1542 | return; | |
1543 | ||
1544 | bcache_xfree (bcache->bcache); | |
1545 | xfree (bcache); | |
1546 | } | |
1547 | ||
0df8b418 | 1548 | /* Return the internal bcache of the psymbol_bcache BCACHE. */ |
710e1a31 SW |
1549 | |
1550 | struct bcache * | |
1551 | psymbol_bcache_get_bcache (struct psymbol_bcache *bcache) | |
1552 | { | |
1553 | return bcache->bcache; | |
1554 | } | |
1555 | ||
1556 | /* Find a copy of the SYM in BCACHE. If BCACHE has never seen this | |
1557 | symbol before, add a copy to BCACHE. In either case, return a pointer | |
1558 | to BCACHE's copy of the symbol. If optional ADDED is not NULL, return | |
1559 | 1 in case of new entry or 0 if returning an old entry. */ | |
1560 | ||
1561 | static const struct partial_symbol * | |
1562 | psymbol_bcache_full (struct partial_symbol *sym, | |
1563 | struct psymbol_bcache *bcache, | |
1564 | int *added) | |
1565 | { | |
1566 | return bcache_full (sym, | |
1567 | sizeof (struct partial_symbol), | |
1568 | bcache->bcache, | |
1569 | added); | |
1570 | } | |
1571 | ||
ccefe4c4 TT |
1572 | /* Helper function, initialises partial symbol structure and stashes |
1573 | it into objfile's bcache. Note that our caching mechanism will | |
1574 | use all fields of struct partial_symbol to determine hash value of the | |
1575 | structure. In other words, having two symbols with the same name but | |
1576 | different domain (or address) is possible and correct. */ | |
1577 | ||
1578 | static const struct partial_symbol * | |
72b9f47f | 1579 | add_psymbol_to_bcache (const char *name, int namelength, int copy_name, |
ccefe4c4 TT |
1580 | domain_enum domain, |
1581 | enum address_class class, | |
1582 | long val, /* Value as a long */ | |
1583 | CORE_ADDR coreaddr, /* Value as a CORE_ADDR */ | |
1584 | enum language language, struct objfile *objfile, | |
1585 | int *added) | |
1586 | { | |
cbd70537 SW |
1587 | struct partial_symbol psymbol; |
1588 | ||
f85f34ed TT |
1589 | /* We must ensure that the entire struct has been zeroed before |
1590 | assigning to it, because an assignment may not touch some of the | |
1591 | holes. */ | |
1592 | memset (&psymbol, 0, sizeof (psymbol)); | |
fc956729 | 1593 | |
0df8b418 | 1594 | /* val and coreaddr are mutually exclusive, one of them *will* be zero. */ |
ccefe4c4 TT |
1595 | if (val != 0) |
1596 | { | |
1597 | SYMBOL_VALUE (&psymbol) = val; | |
1598 | } | |
1599 | else | |
1600 | { | |
1601 | SYMBOL_VALUE_ADDRESS (&psymbol) = coreaddr; | |
1602 | } | |
e27d198c | 1603 | SYMBOL_SECTION (&psymbol) = -1; |
f85f34ed | 1604 | SYMBOL_SET_LANGUAGE (&psymbol, language, &objfile->objfile_obstack); |
ccefe4c4 TT |
1605 | PSYMBOL_DOMAIN (&psymbol) = domain; |
1606 | PSYMBOL_CLASS (&psymbol) = class; | |
1607 | ||
1608 | SYMBOL_SET_NAMES (&psymbol, name, namelength, copy_name, objfile); | |
1609 | ||
0df8b418 | 1610 | /* Stash the partial symbol away in the cache. */ |
710e1a31 SW |
1611 | return psymbol_bcache_full (&psymbol, |
1612 | objfile->psymbol_cache, | |
1613 | added); | |
ccefe4c4 TT |
1614 | } |
1615 | ||
923c6a3d | 1616 | /* Increase the space allocated for LISTP, which is probably |
0df8b418 | 1617 | global_psymbols or static_psymbols. This space will eventually |
923c6a3d TT |
1618 | be freed in free_objfile(). */ |
1619 | ||
1620 | static void | |
1621 | extend_psymbol_list (struct psymbol_allocation_list *listp, | |
1622 | struct objfile *objfile) | |
1623 | { | |
1624 | int new_size; | |
1625 | ||
1626 | if (listp->size == 0) | |
1627 | { | |
1628 | new_size = 255; | |
1629 | listp->list = (struct partial_symbol **) | |
1630 | xmalloc (new_size * sizeof (struct partial_symbol *)); | |
1631 | } | |
1632 | else | |
1633 | { | |
1634 | new_size = listp->size * 2; | |
1635 | listp->list = (struct partial_symbol **) | |
1636 | xrealloc ((char *) listp->list, | |
1637 | new_size * sizeof (struct partial_symbol *)); | |
1638 | } | |
1639 | /* Next assumes we only went one over. Should be good if | |
0df8b418 | 1640 | program works correctly. */ |
923c6a3d TT |
1641 | listp->next = listp->list + listp->size; |
1642 | listp->size = new_size; | |
1643 | } | |
1644 | ||
ccefe4c4 TT |
1645 | /* Helper function, adds partial symbol to the given partial symbol |
1646 | list. */ | |
1647 | ||
1648 | static void | |
1649 | append_psymbol_to_list (struct psymbol_allocation_list *list, | |
1650 | const struct partial_symbol *psym, | |
1651 | struct objfile *objfile) | |
1652 | { | |
1653 | if (list->next >= list->list + list->size) | |
1654 | extend_psymbol_list (list, objfile); | |
1655 | *list->next++ = (struct partial_symbol *) psym; | |
1656 | OBJSTAT (objfile, n_psyms++); | |
1657 | } | |
1658 | ||
1659 | /* Add a symbol with a long value to a psymtab. | |
1660 | Since one arg is a struct, we pass in a ptr and deref it (sigh). | |
1661 | Return the partial symbol that has been added. */ | |
1662 | ||
7dc25483 | 1663 | void |
72b9f47f | 1664 | add_psymbol_to_list (const char *name, int namelength, int copy_name, |
ccefe4c4 TT |
1665 | domain_enum domain, |
1666 | enum address_class class, | |
1667 | struct psymbol_allocation_list *list, | |
1668 | long val, /* Value as a long */ | |
1669 | CORE_ADDR coreaddr, /* Value as a CORE_ADDR */ | |
1670 | enum language language, struct objfile *objfile) | |
1671 | { | |
1672 | const struct partial_symbol *psym; | |
1673 | ||
1674 | int added; | |
1675 | ||
0df8b418 | 1676 | /* Stash the partial symbol away in the cache. */ |
ccefe4c4 TT |
1677 | psym = add_psymbol_to_bcache (name, namelength, copy_name, domain, class, |
1678 | val, coreaddr, language, objfile, &added); | |
1679 | ||
1680 | /* Do not duplicate global partial symbols. */ | |
1681 | if (list == &objfile->global_psymbols | |
1682 | && !added) | |
7dc25483 | 1683 | return; |
ccefe4c4 | 1684 | |
0df8b418 | 1685 | /* Save pointer to partial symbol in psymtab, growing symtab if needed. */ |
ccefe4c4 | 1686 | append_psymbol_to_list (list, psym, objfile); |
ccefe4c4 TT |
1687 | } |
1688 | ||
1689 | /* Initialize storage for partial symbols. */ | |
1690 | ||
1691 | void | |
1692 | init_psymbol_list (struct objfile *objfile, int total_symbols) | |
1693 | { | |
1694 | /* Free any previously allocated psymbol lists. */ | |
1695 | ||
1696 | if (objfile->global_psymbols.list) | |
1697 | { | |
1698 | xfree (objfile->global_psymbols.list); | |
1699 | } | |
1700 | if (objfile->static_psymbols.list) | |
1701 | { | |
1702 | xfree (objfile->static_psymbols.list); | |
1703 | } | |
1704 | ||
1705 | /* Current best guess is that approximately a twentieth | |
1706 | of the total symbols (in a debugging file) are global or static | |
ca9c6ee2 | 1707 | oriented symbols, then multiply that by slop factor of two. */ |
ccefe4c4 TT |
1708 | |
1709 | objfile->global_psymbols.size = total_symbols / 10; | |
1710 | objfile->static_psymbols.size = total_symbols / 10; | |
1711 | ||
1712 | if (objfile->global_psymbols.size > 0) | |
1713 | { | |
1714 | objfile->global_psymbols.next = | |
1715 | objfile->global_psymbols.list = (struct partial_symbol **) | |
1716 | xmalloc ((objfile->global_psymbols.size | |
1717 | * sizeof (struct partial_symbol *))); | |
1718 | } | |
1719 | if (objfile->static_psymbols.size > 0) | |
1720 | { | |
1721 | objfile->static_psymbols.next = | |
1722 | objfile->static_psymbols.list = (struct partial_symbol **) | |
1723 | xmalloc ((objfile->static_psymbols.size | |
1724 | * sizeof (struct partial_symbol *))); | |
1725 | } | |
1726 | } | |
1727 | ||
1728 | struct partial_symtab * | |
1729 | allocate_psymtab (const char *filename, struct objfile *objfile) | |
1730 | { | |
1731 | struct partial_symtab *psymtab; | |
1732 | ||
1733 | if (objfile->free_psymtabs) | |
1734 | { | |
1735 | psymtab = objfile->free_psymtabs; | |
1736 | objfile->free_psymtabs = psymtab->next; | |
1737 | } | |
1738 | else | |
1739 | psymtab = (struct partial_symtab *) | |
1740 | obstack_alloc (&objfile->objfile_obstack, | |
1741 | sizeof (struct partial_symtab)); | |
1742 | ||
1743 | memset (psymtab, 0, sizeof (struct partial_symtab)); | |
bf121224 TT |
1744 | psymtab->filename = bcache (filename, strlen (filename) + 1, |
1745 | objfile->per_bfd->filename_cache); | |
ccefe4c4 TT |
1746 | psymtab->symtab = NULL; |
1747 | ||
1748 | /* Prepend it to the psymtab list for the objfile it belongs to. | |
1749 | Psymtabs are searched in most recent inserted -> least recent | |
0df8b418 | 1750 | inserted order. */ |
ccefe4c4 | 1751 | |
ccefe4c4 TT |
1752 | psymtab->next = objfile->psymtabs; |
1753 | objfile->psymtabs = psymtab; | |
ccefe4c4 | 1754 | |
45cfd468 DE |
1755 | if (symtab_create_debug) |
1756 | { | |
1757 | /* Be a bit clever with debugging messages, and don't print objfile | |
1758 | every time, only when it changes. */ | |
1759 | static char *last_objfile_name = NULL; | |
1760 | ||
1761 | if (last_objfile_name == NULL | |
4262abfb | 1762 | || strcmp (last_objfile_name, objfile_name (objfile)) != 0) |
45cfd468 DE |
1763 | { |
1764 | xfree (last_objfile_name); | |
4262abfb | 1765 | last_objfile_name = xstrdup (objfile_name (objfile)); |
45cfd468 DE |
1766 | fprintf_unfiltered (gdb_stdlog, |
1767 | "Creating one or more psymtabs for objfile %s ...\n", | |
1768 | last_objfile_name); | |
1769 | } | |
1770 | fprintf_unfiltered (gdb_stdlog, | |
fd55216c DE |
1771 | "Created psymtab %s for module %s.\n", |
1772 | host_address_to_string (psymtab), filename); | |
45cfd468 DE |
1773 | } |
1774 | ||
ccefe4c4 TT |
1775 | return (psymtab); |
1776 | } | |
1777 | ||
1778 | void | |
5c80ed9d | 1779 | discard_psymtab (struct objfile *objfile, struct partial_symtab *pst) |
ccefe4c4 TT |
1780 | { |
1781 | struct partial_symtab **prev_pst; | |
1782 | ||
1783 | /* From dbxread.c: | |
1784 | Empty psymtabs happen as a result of header files which don't | |
1785 | have any symbols in them. There can be a lot of them. But this | |
1786 | check is wrong, in that a psymtab with N_SLINE entries but | |
1787 | nothing else is not empty, but we don't realize that. Fixing | |
1788 | that without slowing things down might be tricky. */ | |
1789 | ||
0df8b418 | 1790 | /* First, snip it out of the psymtab chain. */ |
ccefe4c4 | 1791 | |
5c80ed9d | 1792 | prev_pst = &(objfile->psymtabs); |
ccefe4c4 TT |
1793 | while ((*prev_pst) != pst) |
1794 | prev_pst = &((*prev_pst)->next); | |
1795 | (*prev_pst) = pst->next; | |
1796 | ||
0df8b418 | 1797 | /* Next, put it on a free list for recycling. */ |
ccefe4c4 | 1798 | |
5c80ed9d TT |
1799 | pst->next = objfile->free_psymtabs; |
1800 | objfile->free_psymtabs = pst; | |
ccefe4c4 TT |
1801 | } |
1802 | ||
c9bf0622 TT |
1803 | /* An object of this type is passed to discard_psymtabs_upto. */ |
1804 | ||
1805 | struct psymtab_state | |
1806 | { | |
1807 | /* The objfile where psymtabs are discarded. */ | |
1808 | ||
1809 | struct objfile *objfile; | |
1810 | ||
1811 | /* The first psymtab to save. */ | |
1812 | ||
1813 | struct partial_symtab *save; | |
1814 | }; | |
1815 | ||
1816 | /* A cleanup function used by make_cleanup_discard_psymtabs. */ | |
1817 | ||
1818 | static void | |
1819 | discard_psymtabs_upto (void *arg) | |
1820 | { | |
1821 | struct psymtab_state *state = arg; | |
1822 | ||
1823 | while (state->objfile->psymtabs != state->save) | |
1824 | discard_psymtab (state->objfile, state->objfile->psymtabs); | |
1825 | } | |
1826 | ||
1827 | /* Return a new cleanup that discards all psymtabs created in OBJFILE | |
1828 | after this function is called. */ | |
1829 | ||
1830 | struct cleanup * | |
1831 | make_cleanup_discard_psymtabs (struct objfile *objfile) | |
1832 | { | |
1833 | struct psymtab_state *state = XNEW (struct psymtab_state); | |
1834 | ||
1835 | state->objfile = objfile; | |
1836 | state->save = objfile->psymtabs; | |
1837 | ||
1838 | return make_cleanup_dtor (discard_psymtabs_upto, state, xfree); | |
1839 | } | |
1840 | ||
ccefe4c4 TT |
1841 | \f |
1842 | ||
dfc7bb5b | 1843 | static void |
ccefe4c4 TT |
1844 | maintenance_print_psymbols (char *args, int from_tty) |
1845 | { | |
1846 | char **argv; | |
1847 | struct ui_file *outfile; | |
1848 | struct cleanup *cleanups; | |
1849 | char *symname = NULL; | |
1850 | char *filename = DEV_TTY; | |
1851 | struct objfile *objfile; | |
1852 | struct partial_symtab *ps; | |
1853 | ||
1854 | dont_repeat (); | |
1855 | ||
1856 | if (args == NULL) | |
1857 | { | |
3e43a32a MS |
1858 | error (_("\ |
1859 | print-psymbols takes an output file name and optional symbol file name")); | |
ccefe4c4 TT |
1860 | } |
1861 | argv = gdb_buildargv (args); | |
1862 | cleanups = make_cleanup_freeargv (argv); | |
1863 | ||
1864 | if (argv[0] != NULL) | |
1865 | { | |
1866 | filename = argv[0]; | |
0df8b418 | 1867 | /* If a second arg is supplied, it is a source file name to match on. */ |
ccefe4c4 TT |
1868 | if (argv[1] != NULL) |
1869 | { | |
1870 | symname = argv[1]; | |
1871 | } | |
1872 | } | |
1873 | ||
1874 | filename = tilde_expand (filename); | |
1875 | make_cleanup (xfree, filename); | |
1876 | ||
1877 | outfile = gdb_fopen (filename, FOPEN_WT); | |
1878 | if (outfile == 0) | |
1879 | perror_with_name (filename); | |
1880 | make_cleanup_ui_file_delete (outfile); | |
1881 | ||
ccefe4c4 | 1882 | ALL_PSYMTABS (objfile, ps) |
27618ce4 TT |
1883 | { |
1884 | QUIT; | |
1885 | if (symname == NULL || filename_cmp (symname, ps->filename) == 0) | |
1886 | dump_psymtab (objfile, ps, outfile); | |
1887 | } | |
ccefe4c4 TT |
1888 | do_cleanups (cleanups); |
1889 | } | |
1890 | ||
1891 | /* List all the partial symbol tables whose names match REGEXP (optional). */ | |
dfc7bb5b | 1892 | static void |
ccefe4c4 TT |
1893 | maintenance_info_psymtabs (char *regexp, int from_tty) |
1894 | { | |
1895 | struct program_space *pspace; | |
1896 | struct objfile *objfile; | |
1897 | ||
1898 | if (regexp) | |
1899 | re_comp (regexp); | |
1900 | ||
1901 | ALL_PSPACES (pspace) | |
1902 | ALL_PSPACE_OBJFILES (pspace, objfile) | |
1903 | { | |
1904 | struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
1905 | struct partial_symtab *psymtab; | |
1906 | ||
1907 | /* We don't want to print anything for this objfile until we | |
1908 | actually find a symtab whose name matches. */ | |
1909 | int printed_objfile_start = 0; | |
1910 | ||
b11896a5 | 1911 | ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, psymtab) |
ccefe4c4 TT |
1912 | { |
1913 | QUIT; | |
1914 | ||
1915 | if (! regexp | |
1916 | || re_exec (psymtab->filename)) | |
1917 | { | |
1918 | if (! printed_objfile_start) | |
1919 | { | |
4262abfb | 1920 | printf_filtered ("{ objfile %s ", objfile_name (objfile)); |
ccefe4c4 TT |
1921 | wrap_here (" "); |
1922 | printf_filtered ("((struct objfile *) %s)\n", | |
1923 | host_address_to_string (objfile)); | |
1924 | printed_objfile_start = 1; | |
1925 | } | |
1926 | ||
1927 | printf_filtered (" { psymtab %s ", psymtab->filename); | |
1928 | wrap_here (" "); | |
1929 | printf_filtered ("((struct partial_symtab *) %s)\n", | |
1930 | host_address_to_string (psymtab)); | |
1931 | ||
1932 | printf_filtered (" readin %s\n", | |
1933 | psymtab->readin ? "yes" : "no"); | |
1934 | printf_filtered (" fullname %s\n", | |
3e43a32a MS |
1935 | psymtab->fullname |
1936 | ? psymtab->fullname : "(null)"); | |
ccefe4c4 TT |
1937 | printf_filtered (" text addresses "); |
1938 | fputs_filtered (paddress (gdbarch, psymtab->textlow), | |
1939 | gdb_stdout); | |
1940 | printf_filtered (" -- "); | |
1941 | fputs_filtered (paddress (gdbarch, psymtab->texthigh), | |
1942 | gdb_stdout); | |
1943 | printf_filtered ("\n"); | |
9750bca9 JK |
1944 | printf_filtered (" psymtabs_addrmap_supported %s\n", |
1945 | (psymtab->psymtabs_addrmap_supported | |
1946 | ? "yes" : "no")); | |
ccefe4c4 TT |
1947 | printf_filtered (" globals "); |
1948 | if (psymtab->n_global_syms) | |
1949 | { | |
1950 | printf_filtered ("(* (struct partial_symbol **) %s @ %d)\n", | |
5c80ed9d | 1951 | host_address_to_string (objfile->global_psymbols.list |
ccefe4c4 TT |
1952 | + psymtab->globals_offset), |
1953 | psymtab->n_global_syms); | |
1954 | } | |
1955 | else | |
1956 | printf_filtered ("(none)\n"); | |
1957 | printf_filtered (" statics "); | |
1958 | if (psymtab->n_static_syms) | |
1959 | { | |
1960 | printf_filtered ("(* (struct partial_symbol **) %s @ %d)\n", | |
5c80ed9d | 1961 | host_address_to_string (objfile->static_psymbols.list |
ccefe4c4 TT |
1962 | + psymtab->statics_offset), |
1963 | psymtab->n_static_syms); | |
1964 | } | |
1965 | else | |
1966 | printf_filtered ("(none)\n"); | |
1967 | printf_filtered (" dependencies "); | |
1968 | if (psymtab->number_of_dependencies) | |
1969 | { | |
1970 | int i; | |
1971 | ||
1972 | printf_filtered ("{\n"); | |
1973 | for (i = 0; i < psymtab->number_of_dependencies; i++) | |
1974 | { | |
1975 | struct partial_symtab *dep = psymtab->dependencies[i]; | |
1976 | ||
1977 | /* Note the string concatenation there --- no comma. */ | |
1978 | printf_filtered (" psymtab %s " | |
1979 | "((struct partial_symtab *) %s)\n", | |
1980 | dep->filename, | |
1981 | host_address_to_string (dep)); | |
1982 | } | |
1983 | printf_filtered (" }\n"); | |
1984 | } | |
1985 | else | |
1986 | printf_filtered ("(none)\n"); | |
1987 | printf_filtered (" }\n"); | |
1988 | } | |
1989 | } | |
1990 | ||
1991 | if (printed_objfile_start) | |
1992 | printf_filtered ("}\n"); | |
1993 | } | |
1994 | } | |
1995 | ||
7d0c9981 | 1996 | /* Check consistency of currently expanded psymtabs vs symtabs. */ |
ccefe4c4 | 1997 | |
dfc7bb5b | 1998 | static void |
7d0c9981 | 1999 | maintenance_check_psymtabs (char *ignore, int from_tty) |
ccefe4c4 TT |
2000 | { |
2001 | struct symbol *sym; | |
2002 | struct partial_symbol **psym; | |
2003 | struct symtab *s = NULL; | |
2004 | struct partial_symtab *ps; | |
346d1dfe | 2005 | const struct blockvector *bv; |
ccefe4c4 TT |
2006 | struct objfile *objfile; |
2007 | struct block *b; | |
2008 | int length; | |
2009 | ||
2010 | ALL_PSYMTABS (objfile, ps) | |
2011 | { | |
2012 | struct gdbarch *gdbarch = get_objfile_arch (objfile); | |
ad3bbd48 | 2013 | |
7d0c9981 DE |
2014 | /* We don't call psymtab_to_symtab here because that may cause symtab |
2015 | expansion. When debugging a problem it helps if checkers leave | |
2016 | things unchanged. */ | |
2017 | s = ps->symtab; | |
2018 | ||
2019 | /* First do some checks that don't require the associated symtab. */ | |
2020 | if (ps->texthigh < ps->textlow) | |
2021 | { | |
2022 | printf_filtered ("Psymtab "); | |
2023 | puts_filtered (ps->filename); | |
2024 | printf_filtered (" covers bad range "); | |
2025 | fputs_filtered (paddress (gdbarch, ps->textlow), gdb_stdout); | |
2026 | printf_filtered (" - "); | |
2027 | fputs_filtered (paddress (gdbarch, ps->texthigh), gdb_stdout); | |
2028 | printf_filtered ("\n"); | |
2029 | continue; | |
2030 | } | |
2031 | ||
2032 | /* Now do checks requiring the associated symtab. */ | |
ccefe4c4 TT |
2033 | if (s == NULL) |
2034 | continue; | |
2035 | bv = BLOCKVECTOR (s); | |
2036 | b = BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK); | |
5c80ed9d | 2037 | psym = objfile->static_psymbols.list + ps->statics_offset; |
ccefe4c4 TT |
2038 | length = ps->n_static_syms; |
2039 | while (length--) | |
2040 | { | |
2041 | sym = lookup_block_symbol (b, SYMBOL_LINKAGE_NAME (*psym), | |
2042 | SYMBOL_DOMAIN (*psym)); | |
2043 | if (!sym) | |
2044 | { | |
2045 | printf_filtered ("Static symbol `"); | |
2046 | puts_filtered (SYMBOL_LINKAGE_NAME (*psym)); | |
2047 | printf_filtered ("' only found in "); | |
2048 | puts_filtered (ps->filename); | |
2049 | printf_filtered (" psymtab\n"); | |
2050 | } | |
2051 | psym++; | |
2052 | } | |
2053 | b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); | |
5c80ed9d | 2054 | psym = objfile->global_psymbols.list + ps->globals_offset; |
ccefe4c4 TT |
2055 | length = ps->n_global_syms; |
2056 | while (length--) | |
2057 | { | |
2058 | sym = lookup_block_symbol (b, SYMBOL_LINKAGE_NAME (*psym), | |
2059 | SYMBOL_DOMAIN (*psym)); | |
2060 | if (!sym) | |
2061 | { | |
2062 | printf_filtered ("Global symbol `"); | |
2063 | puts_filtered (SYMBOL_LINKAGE_NAME (*psym)); | |
2064 | printf_filtered ("' only found in "); | |
2065 | puts_filtered (ps->filename); | |
2066 | printf_filtered (" psymtab\n"); | |
2067 | } | |
2068 | psym++; | |
2069 | } | |
7d0c9981 DE |
2070 | if (ps->texthigh != 0 |
2071 | && (ps->textlow < BLOCK_START (b) || ps->texthigh > BLOCK_END (b))) | |
ccefe4c4 TT |
2072 | { |
2073 | printf_filtered ("Psymtab "); | |
2074 | puts_filtered (ps->filename); | |
2075 | printf_filtered (" covers "); | |
2076 | fputs_filtered (paddress (gdbarch, ps->textlow), gdb_stdout); | |
2077 | printf_filtered (" - "); | |
2078 | fputs_filtered (paddress (gdbarch, ps->texthigh), gdb_stdout); | |
2079 | printf_filtered (" but symtab covers only "); | |
2080 | fputs_filtered (paddress (gdbarch, BLOCK_START (b)), gdb_stdout); | |
2081 | printf_filtered (" - "); | |
2082 | fputs_filtered (paddress (gdbarch, BLOCK_END (b)), gdb_stdout); | |
2083 | printf_filtered ("\n"); | |
2084 | } | |
2085 | } | |
2086 | } | |
2087 | ||
2088 | \f | |
2089 | ||
dfc7bb5b YQ |
2090 | extern initialize_file_ftype _initialize_psymtab; |
2091 | ||
2092 | void | |
2093 | _initialize_psymtab (void) | |
2094 | { | |
2095 | add_cmd ("psymbols", class_maintenance, maintenance_print_psymbols, _("\ | |
2096 | Print dump of current partial symbol definitions.\n\ | |
2097 | Entries in the partial symbol table are dumped to file OUTFILE.\n\ | |
2098 | If a SOURCE file is specified, dump only that file's partial symbols."), | |
2099 | &maintenanceprintlist); | |
2100 | ||
2101 | add_cmd ("psymtabs", class_maintenance, maintenance_info_psymtabs, _("\ | |
2102 | List the partial symbol tables for all object files.\n\ | |
2103 | This does not include information about individual partial symbols,\n\ | |
2104 | just the symbol table structures themselves."), | |
2105 | &maintenanceinfolist); | |
2106 | ||
7d0c9981 DE |
2107 | add_cmd ("check-psymtabs", class_maintenance, maintenance_check_psymtabs, |
2108 | _("\ | |
2109 | Check consistency of currently expanded psymtabs versus symtabs."), | |
dfc7bb5b YQ |
2110 | &maintenancelist); |
2111 | } |