GDB (xrefs)
/tmp/gdb-7.10/gdb/symfile-debug.c
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1 /* Debug logging for the symbol file functions for the GNU debugger, GDB.
2 
3  Copyright (C) 2013-2015 Free Software Foundation, Inc.
4 
5  Contributed by Cygnus Support, using pieces from other GDB modules.
6 
7  This file is part of GDB.
8 
9  This program is free software; you can redistribute it and/or modify
10  it under the terms of the GNU General Public License as published by
11  the Free Software Foundation; either version 3 of the License, or
12  (at your option) any later version.
13 
14  This program is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  GNU General Public License for more details.
18 
19  You should have received a copy of the GNU General Public License
20  along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 
22 /* Note: Be careful with functions that can throw errors.
23  We want to see a logging message regardless of whether an error was thrown.
24  This typically means printing a message before calling the real function
25  and then if the function returns a result printing a message after it
26  returns. */
27 
28 #include "defs.h"
29 #include "gdbcmd.h"
30 #include "objfiles.h"
31 #include "observer.h"
32 #include "source.h"
33 #include "symtab.h"
34 #include "symfile.h"
35 
36 /* We need to save a pointer to the real symbol functions.
37  Plus, the debug versions are malloc'd because we have to NULL out the
38  ones that are NULL in the real copy. */
39 
41 {
42  const struct sym_fns *real_sf;
43  struct sym_fns debug_sf;
44 };
45 
46 /* We need to record a pointer to the real set of functions for each
47  objfile. */
48 static const struct objfile_data *symfile_debug_objfile_data_key;
49 
50 /* If non-zero all calls to the symfile functions are logged. */
51 static int debug_symfile = 0;
52 
53 /* Return non-zero if symfile debug logging is installed. */
54 
55 static int
56 symfile_debug_installed (struct objfile *objfile)
57 {
58  return (objfile->sf != NULL
59  && objfile_data (objfile, symfile_debug_objfile_data_key) != NULL);
60 }
61 
62 /* Utility return the name to print for SYMTAB. */
63 
64 static const char *
66 {
67  return symtab_to_filename_for_display (symtab);
68 }
69 
70 /* Debugging version of struct quick_symbol_functions. */
71 
72 static int
73 debug_qf_has_symbols (struct objfile *objfile)
74 {
75  const struct debug_sym_fns_data *debug_data =
76  objfile_data (objfile, symfile_debug_objfile_data_key);
77  int retval;
78 
79  retval = debug_data->real_sf->qf->has_symbols (objfile);
80 
81  fprintf_filtered (gdb_stdlog, "qf->has_symbols (%s) = %d\n",
82  objfile_debug_name (objfile), retval);
83 
84  return retval;
85 }
86 
87 static struct symtab *
88 debug_qf_find_last_source_symtab (struct objfile *objfile)
89 {
90  const struct debug_sym_fns_data *debug_data =
91  objfile_data (objfile, symfile_debug_objfile_data_key);
92  struct symtab *retval;
93 
94  fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (%s)\n",
95  objfile_debug_name (objfile));
96 
97  retval = debug_data->real_sf->qf->find_last_source_symtab (objfile);
98 
99  fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (...) = %s\n",
100  retval ? debug_symtab_name (retval) : "NULL");
101 
102  return retval;
103 }
104 
105 static void
106 debug_qf_forget_cached_source_info (struct objfile *objfile)
107 {
108  const struct debug_sym_fns_data *debug_data =
109  objfile_data (objfile, symfile_debug_objfile_data_key);
110 
111  fprintf_filtered (gdb_stdlog, "qf->forget_cached_source_info (%s)\n",
112  objfile_debug_name (objfile));
113 
114  debug_data->real_sf->qf->forget_cached_source_info (objfile);
115 }
116 
117 static int
118 debug_qf_map_symtabs_matching_filename (struct objfile *objfile,
119  const char *name,
120  const char *real_path,
121  int (*callback) (struct symtab *,
122  void *),
123  void *data)
124 {
125  const struct debug_sym_fns_data *debug_data =
126  objfile_data (objfile, symfile_debug_objfile_data_key);
127  int retval;
128 
130  "qf->map_symtabs_matching_filename (%s, \"%s\", \"%s\", %s, %s)\n",
131  objfile_debug_name (objfile), name,
132  real_path ? real_path : NULL,
133  host_address_to_string (callback),
134  host_address_to_string (data));
135 
136  retval = debug_data->real_sf->qf->map_symtabs_matching_filename
137  (objfile, name, real_path, callback, data);
138 
140  "qf->map_symtabs_matching_filename (...) = %d\n",
141  retval);
142 
143  return retval;
144 }
145 
146 static struct compunit_symtab *
147 debug_qf_lookup_symbol (struct objfile *objfile, int kind, const char *name,
148  domain_enum domain)
149 {
150  const struct debug_sym_fns_data *debug_data =
151  objfile_data (objfile, symfile_debug_objfile_data_key);
152  struct compunit_symtab *retval;
153 
155  "qf->lookup_symbol (%s, %d, \"%s\", %s)\n",
156  objfile_debug_name (objfile), kind, name,
157  domain_name (domain));
158 
159  retval = debug_data->real_sf->qf->lookup_symbol (objfile, kind, name,
160  domain);
161 
162  fprintf_filtered (gdb_stdlog, "qf->lookup_symbol (...) = %s\n",
163  retval
165  : "NULL");
166 
167  return retval;
168 }
169 
170 static void
171 debug_qf_print_stats (struct objfile *objfile)
172 {
173  const struct debug_sym_fns_data *debug_data =
174  objfile_data (objfile, symfile_debug_objfile_data_key);
175 
176  fprintf_filtered (gdb_stdlog, "qf->print_stats (%s)\n",
177  objfile_debug_name (objfile));
178 
179  debug_data->real_sf->qf->print_stats (objfile);
180 }
181 
182 static void
183 debug_qf_dump (struct objfile *objfile)
184 {
185  const struct debug_sym_fns_data *debug_data =
186  objfile_data (objfile, symfile_debug_objfile_data_key);
187 
188  fprintf_filtered (gdb_stdlog, "qf->dump (%s)\n",
189  objfile_debug_name (objfile));
190 
191  debug_data->real_sf->qf->dump (objfile);
192 }
193 
194 static void
195 debug_qf_relocate (struct objfile *objfile,
196  const struct section_offsets *new_offsets,
197  const struct section_offsets *delta)
198 {
199  const struct debug_sym_fns_data *debug_data =
200  objfile_data (objfile, symfile_debug_objfile_data_key);
201 
202  fprintf_filtered (gdb_stdlog, "qf->relocate (%s, %s, %s)\n",
203  objfile_debug_name (objfile),
204  host_address_to_string (new_offsets),
205  host_address_to_string (delta));
206 
207  debug_data->real_sf->qf->relocate (objfile, new_offsets, delta);
208 }
209 
210 static void
211 debug_qf_expand_symtabs_for_function (struct objfile *objfile,
212  const char *func_name)
213 {
214  const struct debug_sym_fns_data *debug_data =
215  objfile_data (objfile, symfile_debug_objfile_data_key);
216 
218  "qf->expand_symtabs_for_function (%s, \"%s\")\n",
219  objfile_debug_name (objfile), func_name);
220 
221  debug_data->real_sf->qf->expand_symtabs_for_function (objfile, func_name);
222 }
223 
224 static void
225 debug_qf_expand_all_symtabs (struct objfile *objfile)
226 {
227  const struct debug_sym_fns_data *debug_data =
228  objfile_data (objfile, symfile_debug_objfile_data_key);
229 
230  fprintf_filtered (gdb_stdlog, "qf->expand_all_symtabs (%s)\n",
231  objfile_debug_name (objfile));
232 
233  debug_data->real_sf->qf->expand_all_symtabs (objfile);
234 }
235 
236 static void
237 debug_qf_expand_symtabs_with_fullname (struct objfile *objfile,
238  const char *fullname)
239 {
240  const struct debug_sym_fns_data *debug_data =
241  objfile_data (objfile, symfile_debug_objfile_data_key);
242 
244  "qf->expand_symtabs_with_fullname (%s, \"%s\")\n",
245  objfile_debug_name (objfile), fullname);
246 
247  debug_data->real_sf->qf->expand_symtabs_with_fullname (objfile, fullname);
248 }
249 
250 static void
251 debug_qf_map_matching_symbols (struct objfile *objfile,
252  const char *name, domain_enum domain,
253  int global,
254  int (*callback) (struct block *,
255  struct symbol *, void *),
256  void *data,
257  symbol_compare_ftype *match,
258  symbol_compare_ftype *ordered_compare)
259 {
260  const struct debug_sym_fns_data *debug_data =
261  objfile_data (objfile, symfile_debug_objfile_data_key);
262 
264  "qf->map_matching_symbols (%s, \"%s\", %s, %d, %s, %s, %s, %s)\n",
265  objfile_debug_name (objfile), name,
266  domain_name (domain), global,
267  host_address_to_string (callback),
268  host_address_to_string (data),
269  host_address_to_string (match),
270  host_address_to_string (ordered_compare));
271 
272  debug_data->real_sf->qf->map_matching_symbols (objfile, name,
273  domain, global,
274  callback, data,
275  match,
276  ordered_compare);
277 }
278 
279 static void
281  (struct objfile *objfile,
282  expand_symtabs_file_matcher_ftype *file_matcher,
283  expand_symtabs_symbol_matcher_ftype *symbol_matcher,
284  expand_symtabs_exp_notify_ftype *expansion_notify,
285  enum search_domain kind, void *data)
286 {
287  const struct debug_sym_fns_data *debug_data =
288  objfile_data (objfile, symfile_debug_objfile_data_key);
289 
291  "qf->expand_symtabs_matching (%s, %s, %s, %s, %s, %s)\n",
292  objfile_debug_name (objfile),
293  host_address_to_string (file_matcher),
294  host_address_to_string (symbol_matcher),
295  host_address_to_string (expansion_notify),
296  search_domain_name (kind),
297  host_address_to_string (data));
298 
299  debug_data->real_sf->qf->expand_symtabs_matching (objfile,
300  file_matcher,
301  symbol_matcher,
302  expansion_notify,
303  kind, data);
304 }
305 
306 static struct compunit_symtab *
307 debug_qf_find_pc_sect_compunit_symtab (struct objfile *objfile,
308  struct bound_minimal_symbol msymbol,
309  CORE_ADDR pc,
310  struct obj_section *section,
311  int warn_if_readin)
312 {
313  const struct debug_sym_fns_data *debug_data =
314  objfile_data (objfile, symfile_debug_objfile_data_key);
315  struct compunit_symtab *retval;
316 
318  "qf->find_pc_sect_compunit_symtab (%s, %s, %s, %s, %d)\n",
319  objfile_debug_name (objfile),
320  host_address_to_string (msymbol.minsym),
321  hex_string (pc),
322  host_address_to_string (section),
323  warn_if_readin);
324 
325  retval
326  = debug_data->real_sf->qf->find_pc_sect_compunit_symtab (objfile, msymbol,
327  pc, section,
328  warn_if_readin);
329 
331  "qf->find_pc_sect_compunit_symtab (...) = %s\n",
332  retval
334  : "NULL");
335 
336  return retval;
337 }
338 
339 static void
340 debug_qf_map_symbol_filenames (struct objfile *objfile,
341  symbol_filename_ftype *fun, void *data,
342  int need_fullname)
343 {
344  const struct debug_sym_fns_data *debug_data =
345  objfile_data (objfile, symfile_debug_objfile_data_key);
347  "qf->map_symbol_filenames (%s, %s, %s, %d)\n",
348  objfile_debug_name (objfile),
350  host_address_to_string (data),
351  need_fullname);
352 
353  debug_data->real_sf->qf->map_symbol_filenames (objfile, fun, data,
354  need_fullname);
355 }
356 
357 static const struct quick_symbol_functions debug_sym_quick_functions =
358 {
374 };
375 
376 /* Debugging version of struct sym_probe_fns. */
377 
378 static VEC (probe_p) *
379 debug_sym_get_probes (struct objfile *objfile)
380 {
381  const struct debug_sym_fns_data *debug_data =
382  objfile_data (objfile, symfile_debug_objfile_data_key);
383  VEC (probe_p) *retval;
384 
385  retval = debug_data->real_sf->sym_probe_fns->sym_get_probes (objfile);
386 
388  "probes->sym_get_probes (%s) = %s\n",
389  objfile_debug_name (objfile),
390  host_address_to_string (retval));
391 
392  return retval;
393 }
394 
395 static const struct sym_probe_fns debug_sym_probe_fns =
396 {
397  debug_sym_get_probes,
398 };
399 
400 /* Debugging version of struct sym_fns. */
401 
402 static void
403 debug_sym_new_init (struct objfile *objfile)
404 {
405  const struct debug_sym_fns_data *debug_data =
406  objfile_data (objfile, symfile_debug_objfile_data_key);
407 
408  fprintf_filtered (gdb_stdlog, "sf->sym_new_init (%s)\n",
409  objfile_debug_name (objfile));
410 
411  debug_data->real_sf->sym_new_init (objfile);
412 }
413 
414 static void
415 debug_sym_init (struct objfile *objfile)
416 {
417  const struct debug_sym_fns_data *debug_data =
418  objfile_data (objfile, symfile_debug_objfile_data_key);
419 
420  fprintf_filtered (gdb_stdlog, "sf->sym_init (%s)\n",
421  objfile_debug_name (objfile));
422 
423  debug_data->real_sf->sym_init (objfile);
424 }
425 
426 static void
427 debug_sym_read (struct objfile *objfile, int symfile_flags)
428 {
429  const struct debug_sym_fns_data *debug_data =
430  objfile_data (objfile, symfile_debug_objfile_data_key);
431 
432  fprintf_filtered (gdb_stdlog, "sf->sym_read (%s, 0x%x)\n",
433  objfile_debug_name (objfile), symfile_flags);
434 
435  debug_data->real_sf->sym_read (objfile, symfile_flags);
436 }
437 
438 static void
439 debug_sym_read_psymbols (struct objfile *objfile)
440 {
441  const struct debug_sym_fns_data *debug_data =
442  objfile_data (objfile, symfile_debug_objfile_data_key);
443 
444  fprintf_filtered (gdb_stdlog, "sf->sym_read_psymbols (%s)\n",
445  objfile_debug_name (objfile));
446 
447  debug_data->real_sf->sym_read_psymbols (objfile);
448 }
449 
450 static void
451 debug_sym_finish (struct objfile *objfile)
452 {
453  const struct debug_sym_fns_data *debug_data =
454  objfile_data (objfile, symfile_debug_objfile_data_key);
455 
456  fprintf_filtered (gdb_stdlog, "sf->sym_finish (%s)\n",
457  objfile_debug_name (objfile));
458 
459  debug_data->real_sf->sym_finish (objfile);
460 }
461 
462 static void
463 debug_sym_offsets (struct objfile *objfile,
464  const struct section_addr_info *info)
465 {
466  const struct debug_sym_fns_data *debug_data =
467  objfile_data (objfile, symfile_debug_objfile_data_key);
468 
469  fprintf_filtered (gdb_stdlog, "sf->sym_offsets (%s, %s)\n",
470  objfile_debug_name (objfile),
471  host_address_to_string (info));
472 
473  debug_data->real_sf->sym_offsets (objfile, info);
474 }
475 
476 static struct symfile_segment_data *
478 {
479  /* This API function is annoying, it doesn't take a "this" pointer.
480  Fortunately it is only used in one place where we (re-)lookup the
481  sym_fns table to use. Thus we will never be called. */
482  gdb_assert_not_reached ("debug_sym_segments called");
483 }
484 
485 static void
486 debug_sym_read_linetable (struct objfile *objfile)
487 {
488  const struct debug_sym_fns_data *debug_data =
489  objfile_data (objfile, symfile_debug_objfile_data_key);
490 
491  fprintf_filtered (gdb_stdlog, "sf->sym_read_linetable (%s)\n",
492  objfile_debug_name (objfile));
493 
494  debug_data->real_sf->sym_read_linetable (objfile);
495 }
496 
497 static bfd_byte *
498 debug_sym_relocate (struct objfile *objfile, asection *sectp, bfd_byte *buf)
499 {
500  const struct debug_sym_fns_data *debug_data =
501  objfile_data (objfile, symfile_debug_objfile_data_key);
502  bfd_byte *retval;
503 
504  retval = debug_data->real_sf->sym_relocate (objfile, sectp, buf);
505 
507  "sf->sym_relocate (%s, %s, %s) = %s\n",
508  objfile_debug_name (objfile),
509  host_address_to_string (sectp),
511  host_address_to_string (retval));
512 
513  return retval;
514 }
515 
516 /* Template of debugging version of struct sym_fns.
517  A copy is made, with sym_flavour updated, and a pointer to the real table
518  installed in real_sf, and then a pointer to the copy is installed in the
519  objfile. */
520 
521 static const struct sym_fns debug_sym_fns =
522 {
533  &debug_sym_quick_functions
534 };
535 
536 /* Free the copy of sym_fns recorded in the registry. */
537 
538 static void
539 symfile_debug_free_objfile (struct objfile *objfile, void *datum)
540 {
541  xfree (datum);
542 }
543 
544 /* Install the debugging versions of the symfile functions for OBJFILE.
545  Do not call this if the debug versions are already installed. */
546 
547 static void
548 install_symfile_debug_logging (struct objfile *objfile)
549 {
550  const struct sym_fns *real_sf;
551  struct debug_sym_fns_data *debug_data;
552 
553  /* The debug versions should not already be installed. */
554  gdb_assert (!symfile_debug_installed (objfile));
555 
556  real_sf = objfile->sf;
557 
558  /* Alas we have to preserve NULL entries in REAL_SF. */
559  debug_data = XCNEW (struct debug_sym_fns_data);
560 
561 #define COPY_SF_PTR(from, to, name, func) \
562  do { \
563  if ((from)->name) \
564  (to)->debug_sf.name = func; \
565  } while (0)
566 
567  COPY_SF_PTR (real_sf, debug_data, sym_new_init, debug_sym_new_init);
568  COPY_SF_PTR (real_sf, debug_data, sym_init, debug_sym_init);
569  COPY_SF_PTR (real_sf, debug_data, sym_read, debug_sym_read);
570  COPY_SF_PTR (real_sf, debug_data, sym_read_psymbols,
572  COPY_SF_PTR (real_sf, debug_data, sym_finish, debug_sym_finish);
573  COPY_SF_PTR (real_sf, debug_data, sym_offsets, debug_sym_offsets);
574  COPY_SF_PTR (real_sf, debug_data, sym_segments, debug_sym_segments);
575  COPY_SF_PTR (real_sf, debug_data, sym_read_linetable,
577  COPY_SF_PTR (real_sf, debug_data, sym_relocate, debug_sym_relocate);
578  if (real_sf->sym_probe_fns)
580  debug_data->debug_sf.qf = &debug_sym_quick_functions;
581 
582 #undef COPY_SF_PTR
583 
584  debug_data->real_sf = real_sf;
585  set_objfile_data (objfile, symfile_debug_objfile_data_key, debug_data);
586  objfile->sf = &debug_data->debug_sf;
587 }
588 
589 /* Uninstall the debugging versions of the symfile functions for OBJFILE.
590  Do not call this if the debug versions are not installed. */
591 
592 static void
593 uninstall_symfile_debug_logging (struct objfile *objfile)
594 {
595  struct debug_sym_fns_data *debug_data;
596 
597  /* The debug versions should be currently installed. */
599 
600  debug_data = objfile_data (objfile, symfile_debug_objfile_data_key);
601 
602  objfile->sf = debug_data->real_sf;
603  xfree (debug_data);
604  set_objfile_data (objfile, symfile_debug_objfile_data_key, NULL);
605 }
606 
607 /* Call this function to set OBJFILE->SF.
608  Do not set OBJFILE->SF directly. */
609 
610 void
611 objfile_set_sym_fns (struct objfile *objfile, const struct sym_fns *sf)
612 {
613  if (symfile_debug_installed (objfile))
614  {
615  gdb_assert (debug_symfile);
616  /* Remove the current one, and reinstall a new one later. */
618  }
619 
620  /* Assume debug logging is disabled. */
621  objfile->sf = sf;
622 
623  /* Turn debug logging on if enabled. */
624  if (debug_symfile)
626 }
627 
628 static void
629 set_debug_symfile (char *args, int from_tty, struct cmd_list_element *c)
630 {
631  struct program_space *pspace;
632  struct objfile *objfile;
633 
634  ALL_PSPACES (pspace)
635  ALL_PSPACE_OBJFILES (pspace, objfile)
636  {
637  if (debug_symfile)
638  {
639  if (!symfile_debug_installed (objfile))
641  }
642  else
643  {
644  if (symfile_debug_installed (objfile))
646  }
647  }
648 }
649 
650 static void
651 show_debug_symfile (struct ui_file *file, int from_tty,
652  struct cmd_list_element *c, const char *value)
653 {
654  fprintf_filtered (file, _("Symfile debugging is %s.\n"), value);
655 }
656 
658 
659 void
661 {
662  symfile_debug_objfile_data_key
663  = register_objfile_data_with_cleanup (NULL, symfile_debug_free_objfile);
664 
665  add_setshow_boolean_cmd ("symfile", no_class, &debug_symfile, _("\
666 Set debugging of the symfile functions."), _("\
667 Show debugging of the symfile functions."), _("\
668 When enabled, all calls to the symfile functions are logged."),
671 
672  /* Note: We don't need a new-objfile observer because debug logging
673  will be installed when objfile init'n calls objfile_set_sym_fns. */
674 }
static void debug_qf_relocate(struct objfile *objfile, const struct section_offsets *new_offsets, const struct section_offsets *delta)
static const struct sym_probe_fns debug_sym_probe_fns
const char * symtab_to_filename_for_display(struct symtab *symtab)
Definition: source.c:1171
struct sym_fns debug_sf
Definition: symfile-debug.c:43
void(* forget_cached_source_info)(struct objfile *objfile)
Definition: symfile.h:177
static void debug_sym_new_init(struct objfile *objfile)
void(* expand_symtabs_matching)(struct objfile *objfile, expand_symtabs_file_matcher_ftype *file_matcher, expand_symtabs_symbol_matcher_ftype *symbol_matcher, expand_symtabs_exp_notify_ftype *expansion_notify, enum search_domain kind, void *data)
Definition: symfile.h:290
bfd_vma CORE_ADDR
Definition: common-types.h:41
void xfree(void *)
Definition: common-utils.c:97
static void debug_qf_expand_symtabs_with_fullname(struct objfile *objfile, const char *fullname)
static void debug_qf_dump(struct objfile *objfile)
enum domain_enum_tag domain_enum
void( expand_symtabs_exp_notify_ftype)(struct compunit_symtab *symtab, void *data)
Definition: symfile.h:146
struct compunit_symtab *(* find_pc_sect_compunit_symtab)(struct objfile *objfile, struct bound_minimal_symbol msymbol, CORE_ADDR pc, struct obj_section *section, int warn_if_readin)
Definition: symfile.h:304
static void debug_qf_forget_cached_source_info(struct objfile *objfile)
void objfile_set_sym_fns(struct objfile *objfile, const struct sym_fns *sf)
static void debug_sym_finish(struct objfile *objfile)
void(* expand_symtabs_with_fullname)(struct objfile *objfile, const char *fullname)
Definition: symfile.h:240
void(* print_stats)(struct objfile *objfile)
Definition: symfile.h:215
static struct compunit_symtab * debug_qf_lookup_symbol(struct objfile *objfile, int kind, const char *name, domain_enum domain)
search_domain
Definition: symtab.h:473
#define _(String)
Definition: gdb_locale.h:40
static struct symtab * debug_qf_find_last_source_symtab(struct objfile *objfile)
Definition: symfile-debug.c:88
void(* sym_read)(struct objfile *, int)
Definition: symfile.h:350
const struct sym_probe_fns * sym_probe_fns
Definition: symfile.h:394
const char * search_domain_name(enum search_domain e)
Definition: symtab.c:272
static int debug_qf_has_symbols(struct objfile *objfile)
Definition: symfile-debug.c:73
struct compunit_symtab *(* lookup_symbol)(struct objfile *objfile, int block_index, const char *name, domain_enum domain)
Definition: symfile.h:208
static const char * debug_symtab_name(struct symtab *symtab)
Definition: symfile-debug.c:65
static void debug_qf_expand_symtabs_for_function(struct objfile *objfile, const char *func_name)
static int symfile_debug_installed(struct objfile *objfile)
Definition: symfile-debug.c:56
int(* map_symtabs_matching_filename)(struct objfile *objfile, const char *name, const char *real_path, int(*callback)(struct symtab *, void *), void *data)
Definition: symfile.h:191
static int debug_symfile
Definition: symfile-debug.c:51
static void debug_qf_expand_symtabs_matching(struct objfile *objfile, expand_symtabs_file_matcher_ftype *file_matcher, expand_symtabs_symbol_matcher_ftype *symbol_matcher, expand_symtabs_exp_notify_ftype *expansion_notify, enum search_domain kind, void *data)
static void debug_qf_expand_all_symtabs(struct objfile *objfile)
void initialize_file_ftype(void)
Definition: defs.h:281
void fprintf_filtered(struct ui_file *stream, const char *format,...)
Definition: utils.c:2351
static const struct quick_symbol_functions debug_sym_quick_functions
static int debug_qf_map_symtabs_matching_filename(struct objfile *objfile, const char *name, const char *real_path, int(*callback)(struct symtab *, void *), void *data)
static void debug_sym_offsets(struct objfile *objfile, const struct section_addr_info *info)
static void debug_qf_map_symbol_filenames(struct objfile *objfile, symbol_filename_ftype *fun, void *data, int need_fullname)
struct symtab * compunit_primary_filetab(const struct compunit_symtab *cust)
Definition: symtab.c:287
static struct compunit_symtab * debug_qf_find_pc_sect_compunit_symtab(struct objfile *objfile, struct bound_minimal_symbol msymbol, CORE_ADDR pc, struct obj_section *section, int warn_if_readin)
#define gdb_assert_not_reached(message)
Definition: gdb_assert.h:56
const struct sym_fns * sf
Definition: objfiles.h:347
int( expand_symtabs_symbol_matcher_ftype)(const char *name, void *data)
Definition: symfile.h:139
void(* sym_new_init)(struct objfile *)
Definition: symfile.h:337
void(* dump)(struct objfile *objfile)
Definition: symfile.h:219
struct symtab *(* find_last_source_symtab)(struct objfile *objfile)
Definition: symfile.h:174
#define gdb_assert(expr)
Definition: gdb_assert.h:33
void(* expand_all_symtabs)(struct objfile *objfile)
Definition: symfile.h:233
const char * domain_name(domain_enum e)
Definition: symtab.c:255
void(* expand_symtabs_for_function)(struct objfile *objfile, const char *func_name)
Definition: symfile.h:229
void(* sym_offsets)(struct objfile *, const struct section_addr_info *)
Definition: symfile.h:372
struct cmd_list_element * setdebuglist
Definition: cli-cmds.c:173
void(* sym_finish)(struct objfile *)
Definition: symfile.h:363
Definition: symtab.h:925
void(* relocate)(struct objfile *objfile, const struct section_offsets *new_offsets, const struct section_offsets *delta)
Definition: symfile.h:223
struct ui_file * gdb_stdlog
Definition: main.c:73
Definition: probe.h:185
void(* sym_read_psymbols)(struct objfile *)
Definition: symfile.h:357
Definition: block.h:60
Definition: value.c:172
static VEC(probe_p)
int( symbol_compare_ftype)(const char *string1, const char *string2)
Definition: symfile.h:41
void(* sym_read_linetable)(struct objfile *)
Definition: symfile.h:384
#define ALL_PSPACES(pspace)
Definition: progspace.h:232
static void install_symfile_debug_logging(struct objfile *objfile)
int( expand_symtabs_file_matcher_ftype)(const char *filename, void *data, int basenames)
Definition: symfile.h:133
static void show_debug_symfile(struct ui_file *file, int from_tty, struct cmd_list_element *c, const char *value)
struct minimal_symbol * minsym
Definition: minsyms.h:32
const char * objfile_debug_name(const struct objfile *objfile)
Definition: objfiles.c:1521
#define COPY_SF_PTR(from, to, name, func)
static void uninstall_symfile_debug_logging(struct objfile *objfile)
static void debug_sym_read_psymbols(struct objfile *objfile)
initialize_file_ftype _initialize_symfile_debug
static struct symfile_segment_data * debug_sym_segments(bfd *abfd)
static void debug_qf_map_matching_symbols(struct objfile *objfile, const char *name, domain_enum domain, int global, int(*callback)(struct block *, struct symbol *, void *), void *data, symbol_compare_ftype *match, symbol_compare_ftype *ordered_compare)
void(* map_matching_symbols)(struct objfile *, const char *name, domain_enum domain, int global, int(*callback)(struct block *, struct symbol *, void *), void *data, symbol_compare_ftype *match, symbol_compare_ftype *ordered_compare)
Definition: symfile.h:260
Definition: symtab.h:703
static void debug_qf_print_stats(struct objfile *objfile)
static const struct objfile_data * symfile_debug_objfile_data_key
Definition: symfile-debug.c:48
struct cmd_list_element * showdebuglist
Definition: cli-cmds.c:175
static void debug_sym_read(struct objfile *objfile, int symfile_flags)
static void debug_sym_read_linetable(struct objfile *objfile)
static void set_debug_symfile(char *args, int from_tty, struct cmd_list_element *c)
void(* sym_init)(struct objfile *)
Definition: symfile.h:343
const struct quick_symbol_functions * qf
Definition: symfile.h:398
const struct sym_fns * real_sf
Definition: symfile-debug.c:42
int(* has_symbols)(struct objfile *objfile)
Definition: symfile.h:170
static bfd_byte * debug_sym_relocate(struct objfile *objfile, asection *sectp, bfd_byte *buf)
#define ALL_PSPACE_OBJFILES(ss, obj)
Definition: objfiles.h:576
bfd_byte *(* sym_relocate)(struct objfile *, asection *sectp, bfd_byte *buf)
Definition: symfile.h:390
static void symfile_debug_free_objfile(struct objfile *objfile, void *datum)
void( symbol_filename_ftype)(const char *filename, const char *fullname, void *data)
Definition: symfile.h:127
void add_setshow_boolean_cmd(const char *name, enum command_class theclass, int *var, const char *set_doc, const char *show_doc, const char *help_doc, cmd_sfunc_ftype *set_func, show_value_ftype *show_func, struct cmd_list_element **set_list, struct cmd_list_element **show_list)
Definition: cli-decode.c:541
static void debug_sym_init(struct objfile *objfile)
void(* map_symbol_filenames)(struct objfile *objfile, symbol_filename_ftype *fun, void *data, int need_fullname)
Definition: symfile.h:311