1 /* Do various things to symbol tables (other than lookup), for GDB.
3 Copyright (C) 1986-2019 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
24 #include "filenames.h"
27 #include "breakpoint.h"
29 #include "gdb_obstack.h"
33 #include "gdb_regex.h"
35 #include "dictionary.h"
36 #include "typeprint.h"
39 #include "readline/readline.h"
43 /* Unfortunately for debugging, stderr is usually a macro. This is painful
44 when calling functions that take FILE *'s from the debugger.
45 So we make a variable which has the same value and which is accessible when
46 debugging GDB with itself. Because stdin et al need not be constants,
47 we initialize them in the _initialize_symmisc function at the bottom
53 /* Prototypes for local functions */
55 static int block_depth (struct block *);
57 static void print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
58 int depth, ui_file *outfile);
62 print_symbol_bcache_statistics (void)
64 struct program_space *pspace;
67 for (objfile *objfile : pspace->objfiles ())
70 printf_filtered (_("Byte cache statistics for '%s':\n"),
71 objfile_name (objfile));
72 print_bcache_statistics
73 (psymbol_bcache_get_bcache (objfile->partial_symtabs->psymbol_cache),
74 "partial symbol cache");
75 print_bcache_statistics (objfile->per_bfd->macro_cache,
76 "preprocessor macro cache");
77 print_bcache_statistics (objfile->per_bfd->filename_cache,
83 print_objfile_statistics (void)
85 struct program_space *pspace;
86 int i, linetables, blockvectors;
89 for (objfile *objfile : pspace->objfiles ())
92 printf_filtered (_("Statistics for '%s':\n"), objfile_name (objfile));
93 if (OBJSTAT (objfile, n_stabs) > 0)
94 printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
95 OBJSTAT (objfile, n_stabs));
96 if (objfile->per_bfd->n_minsyms > 0)
97 printf_filtered (_(" Number of \"minimal\" symbols read: %d\n"),
98 objfile->per_bfd->n_minsyms);
99 if (OBJSTAT (objfile, n_psyms) > 0)
100 printf_filtered (_(" Number of \"partial\" symbols read: %d\n"),
101 OBJSTAT (objfile, n_psyms));
102 if (OBJSTAT (objfile, n_syms) > 0)
103 printf_filtered (_(" Number of \"full\" symbols read: %d\n"),
104 OBJSTAT (objfile, n_syms));
105 if (OBJSTAT (objfile, n_types) > 0)
106 printf_filtered (_(" Number of \"types\" defined: %d\n"),
107 OBJSTAT (objfile, n_types));
109 objfile->sf->qf->print_stats (objfile);
111 for (compunit_symtab *cu : objfile->compunits ())
113 for (symtab *s : compunit_filetabs (cu))
116 if (SYMTAB_LINETABLE (s) != NULL)
120 blockvectors = std::distance (objfile->compunits ().begin (),
121 objfile->compunits ().end ());
122 printf_filtered (_(" Number of symbol tables: %d\n"), i);
123 printf_filtered (_(" Number of symbol tables with line tables: %d\n"),
125 printf_filtered (_(" Number of symbol tables with blockvectors: %d\n"),
128 if (OBJSTAT (objfile, sz_strtab) > 0)
129 printf_filtered (_(" Space used by string tables: %d\n"),
130 OBJSTAT (objfile, sz_strtab));
131 printf_filtered (_(" Total memory used for objfile obstack: %s\n"),
132 pulongest (obstack_memory_used (&objfile
133 ->objfile_obstack)));
134 printf_filtered (_(" Total memory used for BFD obstack: %s\n"),
135 pulongest (obstack_memory_used (&objfile->per_bfd
136 ->storage_obstack)));
138 (_(" Total memory used for psymbol cache: %d\n"),
139 bcache_memory_used (psymbol_bcache_get_bcache
140 (objfile->partial_symtabs->psymbol_cache)));
141 printf_filtered (_(" Total memory used for macro cache: %d\n"),
142 bcache_memory_used (objfile->per_bfd->macro_cache));
143 printf_filtered (_(" Total memory used for file name cache: %d\n"),
144 bcache_memory_used (objfile->per_bfd->filename_cache));
149 dump_objfile (struct objfile *objfile)
151 printf_filtered ("\nObject file %s: ", objfile_name (objfile));
152 printf_filtered ("Objfile at ");
153 gdb_print_host_address (objfile, gdb_stdout);
154 printf_filtered (", bfd at ");
155 gdb_print_host_address (objfile->obfd, gdb_stdout);
156 printf_filtered (", %d minsyms\n\n",
157 objfile->per_bfd->minimal_symbol_count);
160 objfile->sf->qf->dump (objfile);
162 if (objfile->compunit_symtabs != NULL)
164 printf_filtered ("Symtabs:\n");
165 for (compunit_symtab *cu : objfile->compunits ())
167 for (symtab *symtab : compunit_filetabs (cu))
169 printf_filtered ("%s at ",
170 symtab_to_filename_for_display (symtab));
171 gdb_print_host_address (symtab, gdb_stdout);
172 printf_filtered (", ");
173 if (SYMTAB_OBJFILE (symtab) != objfile)
175 printf_filtered ("NOT ON CHAIN! ");
180 printf_filtered ("\n\n");
184 /* Print minimal symbols from this objfile. */
187 dump_msymbols (struct objfile *objfile, struct ui_file *outfile)
189 struct gdbarch *gdbarch = get_objfile_arch (objfile);
193 fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile_name (objfile));
194 if (objfile->per_bfd->minimal_symbol_count == 0)
196 fprintf_filtered (outfile, "No minimal symbols found.\n");
200 for (minimal_symbol *msymbol : objfile_msymbols (objfile))
202 struct obj_section *section = MSYMBOL_OBJ_SECTION (objfile, msymbol);
204 switch (MSYMBOL_TYPE (msymbol))
212 case mst_text_gnu_ifunc:
213 case mst_data_gnu_ifunc:
216 case mst_solib_trampoline:
241 fprintf_filtered (outfile, "[%2d] %c ", index, ms_type);
242 fputs_filtered (paddress (gdbarch, MSYMBOL_VALUE_ADDRESS (objfile,
245 fprintf_filtered (outfile, " %s", MSYMBOL_LINKAGE_NAME (msymbol));
248 if (section->the_bfd_section != NULL)
249 fprintf_filtered (outfile, " section %s",
250 bfd_section_name (objfile->obfd,
251 section->the_bfd_section));
253 fprintf_filtered (outfile, " spurious section %ld",
254 (long) (section - objfile->sections));
256 if (MSYMBOL_DEMANGLED_NAME (msymbol) != NULL)
258 fprintf_filtered (outfile, " %s", MSYMBOL_DEMANGLED_NAME (msymbol));
260 if (msymbol->filename)
261 fprintf_filtered (outfile, " %s", msymbol->filename);
262 fputs_filtered ("\n", outfile);
265 if (objfile->per_bfd->minimal_symbol_count != index)
267 warning (_("internal error: minimal symbol count %d != %d"),
268 objfile->per_bfd->minimal_symbol_count, index);
270 fprintf_filtered (outfile, "\n");
274 dump_symtab_1 (struct symtab *symtab, struct ui_file *outfile)
276 struct objfile *objfile = SYMTAB_OBJFILE (symtab);
277 struct gdbarch *gdbarch = get_objfile_arch (objfile);
279 struct mdict_iterator miter;
282 const struct blockvector *bv;
287 fprintf_filtered (outfile, "\nSymtab for file %s\n",
288 symtab_to_filename_for_display (symtab));
289 if (SYMTAB_DIRNAME (symtab) != NULL)
290 fprintf_filtered (outfile, "Compilation directory is %s\n",
291 SYMTAB_DIRNAME (symtab));
292 fprintf_filtered (outfile, "Read from object file %s (",
293 objfile_name (objfile));
294 gdb_print_host_address (objfile, outfile);
295 fprintf_filtered (outfile, ")\n");
296 fprintf_filtered (outfile, "Language: %s\n",
297 language_str (symtab->language));
299 /* First print the line table. */
300 l = SYMTAB_LINETABLE (symtab);
303 fprintf_filtered (outfile, "\nLine table:\n\n");
305 for (i = 0; i < len; i++)
307 fprintf_filtered (outfile, " line %d at ", l->item[i].line);
308 fputs_filtered (paddress (gdbarch, l->item[i].pc), outfile);
309 fprintf_filtered (outfile, "\n");
312 /* Now print the block info, but only for compunit symtabs since we will
313 print lots of duplicate info otherwise. */
314 if (symtab == COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)))
316 fprintf_filtered (outfile, "\nBlockvector:\n\n");
317 bv = SYMTAB_BLOCKVECTOR (symtab);
318 len = BLOCKVECTOR_NBLOCKS (bv);
319 for (i = 0; i < len; i++)
321 b = BLOCKVECTOR_BLOCK (bv, i);
322 depth = block_depth (b) * 2;
323 print_spaces (depth, outfile);
324 fprintf_filtered (outfile, "block #%03d, object at ", i);
325 gdb_print_host_address (b, outfile);
326 if (BLOCK_SUPERBLOCK (b))
328 fprintf_filtered (outfile, " under ");
329 gdb_print_host_address (BLOCK_SUPERBLOCK (b), outfile);
331 /* drow/2002-07-10: We could save the total symbols count
332 even if we're using a hashtable, but nothing else but this message
334 fprintf_filtered (outfile, ", %d syms/buckets in ",
335 mdict_size (BLOCK_MULTIDICT (b)));
336 fputs_filtered (paddress (gdbarch, BLOCK_START (b)), outfile);
337 fprintf_filtered (outfile, "..");
338 fputs_filtered (paddress (gdbarch, BLOCK_END (b)), outfile);
339 if (BLOCK_FUNCTION (b))
341 fprintf_filtered (outfile, ", function %s",
342 SYMBOL_LINKAGE_NAME (BLOCK_FUNCTION (b)));
343 if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL)
345 fprintf_filtered (outfile, ", %s",
346 SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)));
349 fprintf_filtered (outfile, "\n");
350 /* Now print each symbol in this block (in no particular order, if
351 we're using a hashtable). Note that we only want this
352 block, not any blocks from included symtabs. */
353 ALL_DICT_SYMBOLS (BLOCK_MULTIDICT (b), miter, sym)
357 print_symbol (gdbarch, sym, depth + 1, outfile);
359 CATCH (ex, RETURN_MASK_ERROR)
361 exception_fprintf (gdb_stderr, ex,
362 "Error printing symbol:\n");
367 fprintf_filtered (outfile, "\n");
371 const char *compunit_filename
372 = symtab_to_filename_for_display (COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)));
374 fprintf_filtered (outfile,
375 "\nBlockvector same as owning compunit: %s\n\n",
381 dump_symtab (struct symtab *symtab, struct ui_file *outfile)
383 /* Set the current language to the language of the symtab we're dumping
384 because certain routines used during dump_symtab() use the current
385 language to print an image of the symbol. We'll restore it later.
386 But use only real languages, not placeholders. */
387 if (symtab->language != language_unknown
388 && symtab->language != language_auto)
390 enum language saved_lang;
392 saved_lang = set_language (symtab->language);
394 dump_symtab_1 (symtab, outfile);
396 set_language (saved_lang);
399 dump_symtab_1 (symtab, outfile);
403 maintenance_print_symbols (const char *args, int from_tty)
405 struct ui_file *outfile = gdb_stdout;
406 char *address_arg = NULL, *source_arg = NULL, *objfile_arg = NULL;
411 gdb_argv argv (args);
413 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
415 if (strcmp (argv[i], "-pc") == 0)
417 if (argv[i + 1] == NULL)
418 error (_("Missing pc value"));
419 address_arg = argv[++i];
421 else if (strcmp (argv[i], "-source") == 0)
423 if (argv[i + 1] == NULL)
424 error (_("Missing source file"));
425 source_arg = argv[++i];
427 else if (strcmp (argv[i], "-objfile") == 0)
429 if (argv[i + 1] == NULL)
430 error (_("Missing objfile name"));
431 objfile_arg = argv[++i];
433 else if (strcmp (argv[i], "--") == 0)
435 /* End of options. */
439 else if (argv[i][0] == '-')
441 /* Future proofing: Don't allow OUTFILE to begin with "-". */
442 error (_("Unknown option: %s"), argv[i]);
449 if (address_arg != NULL && source_arg != NULL)
450 error (_("Must specify at most one of -pc and -source"));
452 stdio_file arg_outfile;
454 if (argv != NULL && argv[outfile_idx] != NULL)
456 if (argv[outfile_idx + 1] != NULL)
457 error (_("Junk at end of command"));
458 gdb::unique_xmalloc_ptr<char> outfile_name
459 (tilde_expand (argv[outfile_idx]));
460 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
461 perror_with_name (outfile_name.get ());
462 outfile = &arg_outfile;
465 if (address_arg != NULL)
467 CORE_ADDR pc = parse_and_eval_address (address_arg);
468 struct symtab *s = find_pc_line_symtab (pc);
471 error (_("No symtab for address: %s"), address_arg);
472 dump_symtab (s, outfile);
478 for (objfile *objfile : current_program_space->objfiles ())
480 int print_for_objfile = 1;
482 if (objfile_arg != NULL)
484 = compare_filenames_for_search (objfile_name (objfile),
486 if (!print_for_objfile)
489 for (compunit_symtab *cu : objfile->compunits ())
491 for (symtab *s : compunit_filetabs (cu))
493 int print_for_source = 0;
496 if (source_arg != NULL)
499 = compare_filenames_for_search
500 (symtab_to_filename_for_display (s), source_arg);
503 if (source_arg == NULL
505 dump_symtab (s, outfile);
510 if (source_arg != NULL && !found)
511 error (_("No symtab for source file: %s"), source_arg);
515 /* Print symbol SYMBOL on OUTFILE. DEPTH says how far to indent. */
518 print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
519 int depth, ui_file *outfile)
521 struct obj_section *section;
523 if (SYMBOL_OBJFILE_OWNED (symbol))
524 section = SYMBOL_OBJ_SECTION (symbol_objfile (symbol), symbol);
528 print_spaces (depth, outfile);
529 if (SYMBOL_DOMAIN (symbol) == LABEL_DOMAIN)
531 fprintf_filtered (outfile, "label %s at ", SYMBOL_PRINT_NAME (symbol));
532 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
535 fprintf_filtered (outfile, " section %s\n",
536 bfd_section_name (section->the_bfd_section->owner,
537 section->the_bfd_section));
539 fprintf_filtered (outfile, "\n");
543 if (SYMBOL_DOMAIN (symbol) == STRUCT_DOMAIN)
545 if (TYPE_NAME (SYMBOL_TYPE (symbol)))
547 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
548 &type_print_raw_options);
552 fprintf_filtered (outfile, "%s %s = ",
553 (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM
555 : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT
556 ? "struct" : "union")),
557 SYMBOL_LINKAGE_NAME (symbol));
558 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
559 &type_print_raw_options);
561 fprintf_filtered (outfile, ";\n");
565 if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF)
566 fprintf_filtered (outfile, "typedef ");
567 if (SYMBOL_TYPE (symbol))
569 /* Print details of types, except for enums where it's clutter. */
570 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_PRINT_NAME (symbol),
572 TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM,
574 &type_print_raw_options);
575 fprintf_filtered (outfile, "; ");
578 fprintf_filtered (outfile, "%s ", SYMBOL_PRINT_NAME (symbol));
580 switch (SYMBOL_CLASS (symbol))
583 fprintf_filtered (outfile, "const %s (%s)",
584 plongest (SYMBOL_VALUE (symbol)),
585 hex_string (SYMBOL_VALUE (symbol)));
588 case LOC_CONST_BYTES:
591 struct type *type = check_typedef (SYMBOL_TYPE (symbol));
593 fprintf_filtered (outfile, "const %u hex bytes:",
595 for (i = 0; i < TYPE_LENGTH (type); i++)
596 fprintf_filtered (outfile, " %02x",
597 (unsigned) SYMBOL_VALUE_BYTES (symbol)[i]);
602 fprintf_filtered (outfile, "static at ");
603 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
606 fprintf_filtered (outfile, " section %s",
607 bfd_section_name (section->the_bfd_section->owner,
608 section->the_bfd_section));
612 if (SYMBOL_IS_ARGUMENT (symbol))
613 fprintf_filtered (outfile, "parameter register %s",
614 plongest (SYMBOL_VALUE (symbol)));
616 fprintf_filtered (outfile, "register %s",
617 plongest (SYMBOL_VALUE (symbol)));
621 fprintf_filtered (outfile, "arg at offset %s",
622 hex_string (SYMBOL_VALUE (symbol)));
626 fprintf_filtered (outfile, "reference arg at %s",
627 hex_string (SYMBOL_VALUE (symbol)));
630 case LOC_REGPARM_ADDR:
631 fprintf_filtered (outfile, "address parameter register %s",
632 plongest (SYMBOL_VALUE (symbol)));
636 fprintf_filtered (outfile, "local at offset %s",
637 hex_string (SYMBOL_VALUE (symbol)));
644 fprintf_filtered (outfile, "label at ");
645 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
648 fprintf_filtered (outfile, " section %s",
649 bfd_section_name (section->the_bfd_section->owner,
650 section->the_bfd_section));
654 fprintf_filtered (outfile, "block object ");
655 gdb_print_host_address (SYMBOL_BLOCK_VALUE (symbol), outfile);
656 fprintf_filtered (outfile, ", ");
657 fputs_filtered (paddress (gdbarch,
658 BLOCK_START (SYMBOL_BLOCK_VALUE (symbol))),
660 fprintf_filtered (outfile, "..");
661 fputs_filtered (paddress (gdbarch,
662 BLOCK_END (SYMBOL_BLOCK_VALUE (symbol))),
665 fprintf_filtered (outfile, " section %s",
666 bfd_section_name (section->the_bfd_section->owner,
667 section->the_bfd_section));
671 fprintf_filtered (outfile, "computed at runtime");
675 fprintf_filtered (outfile, "unresolved");
678 case LOC_OPTIMIZED_OUT:
679 fprintf_filtered (outfile, "optimized out");
683 fprintf_filtered (outfile, "botched symbol class %x",
684 SYMBOL_CLASS (symbol));
688 fprintf_filtered (outfile, "\n");
692 maintenance_print_msymbols (const char *args, int from_tty)
694 struct ui_file *outfile = gdb_stdout;
695 char *objfile_arg = NULL;
700 gdb_argv argv (args);
702 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
704 if (strcmp (argv[i], "-objfile") == 0)
706 if (argv[i + 1] == NULL)
707 error (_("Missing objfile name"));
708 objfile_arg = argv[++i];
710 else if (strcmp (argv[i], "--") == 0)
712 /* End of options. */
716 else if (argv[i][0] == '-')
718 /* Future proofing: Don't allow OUTFILE to begin with "-". */
719 error (_("Unknown option: %s"), argv[i]);
726 stdio_file arg_outfile;
728 if (argv != NULL && argv[outfile_idx] != NULL)
730 if (argv[outfile_idx + 1] != NULL)
731 error (_("Junk at end of command"));
732 gdb::unique_xmalloc_ptr<char> outfile_name
733 (tilde_expand (argv[outfile_idx]));
734 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
735 perror_with_name (outfile_name.get ());
736 outfile = &arg_outfile;
739 for (objfile *objfile : current_program_space->objfiles ())
742 if (objfile_arg == NULL
743 || compare_filenames_for_search (objfile_name (objfile), objfile_arg))
744 dump_msymbols (objfile, outfile);
749 maintenance_print_objfiles (const char *regexp, int from_tty)
751 struct program_space *pspace;
759 for (objfile *objfile : pspace->objfiles ())
763 || re_exec (objfile_name (objfile)))
764 dump_objfile (objfile);
768 /* List all the symbol tables whose names match REGEXP (optional). */
771 maintenance_info_symtabs (const char *regexp, int from_tty)
773 struct program_space *pspace;
781 for (objfile *objfile : pspace->objfiles ())
783 /* We don't want to print anything for this objfile until we
784 actually find a symtab whose name matches. */
785 int printed_objfile_start = 0;
787 for (compunit_symtab *cust : objfile->compunits ())
789 int printed_compunit_symtab_start = 0;
791 for (symtab *symtab : compunit_filetabs (cust))
796 || re_exec (symtab_to_filename_for_display (symtab)))
798 if (! printed_objfile_start)
800 printf_filtered ("{ objfile %s ", objfile_name (objfile));
802 printf_filtered ("((struct objfile *) %s)\n",
803 host_address_to_string (objfile));
804 printed_objfile_start = 1;
806 if (! printed_compunit_symtab_start)
808 printf_filtered (" { ((struct compunit_symtab *) %s)\n",
809 host_address_to_string (cust));
810 printf_filtered (" debugformat %s\n",
811 COMPUNIT_DEBUGFORMAT (cust));
812 printf_filtered (" producer %s\n",
813 COMPUNIT_PRODUCER (cust) != NULL
814 ? COMPUNIT_PRODUCER (cust)
816 printf_filtered (" dirname %s\n",
817 COMPUNIT_DIRNAME (cust) != NULL
818 ? COMPUNIT_DIRNAME (cust)
820 printf_filtered (" blockvector"
821 " ((struct blockvector *) %s)\n",
822 host_address_to_string
823 (COMPUNIT_BLOCKVECTOR (cust)));
824 printed_compunit_symtab_start = 1;
827 printf_filtered ("\t{ symtab %s ",
828 symtab_to_filename_for_display (symtab));
830 printf_filtered ("((struct symtab *) %s)\n",
831 host_address_to_string (symtab));
832 printf_filtered ("\t fullname %s\n",
833 symtab->fullname != NULL
836 printf_filtered ("\t "
837 "linetable ((struct linetable *) %s)\n",
838 host_address_to_string (symtab->linetable));
839 printf_filtered ("\t}\n");
843 if (printed_compunit_symtab_start)
844 printf_filtered (" }\n");
847 if (printed_objfile_start)
848 printf_filtered ("}\n");
852 /* Check consistency of symtabs.
853 An example of what this checks for is NULL blockvectors.
854 They can happen if there's a bug during debug info reading.
855 GDB assumes they are always non-NULL.
857 Note: This does not check for psymtab vs symtab consistency.
858 Use "maint check-psymtabs" for that. */
861 maintenance_check_symtabs (const char *ignore, int from_tty)
863 struct program_space *pspace;
866 for (objfile *objfile : pspace->objfiles ())
868 /* We don't want to print anything for this objfile until we
869 actually find something worth printing. */
870 int printed_objfile_start = 0;
872 for (compunit_symtab *cust : objfile->compunits ())
874 int found_something = 0;
875 struct symtab *symtab = compunit_primary_filetab (cust);
879 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
881 /* Add more checks here. */
885 if (! printed_objfile_start)
887 printf_filtered ("{ objfile %s ", objfile_name (objfile));
889 printf_filtered ("((struct objfile *) %s)\n",
890 host_address_to_string (objfile));
891 printed_objfile_start = 1;
893 printf_filtered (" { symtab %s\n",
894 symtab_to_filename_for_display (symtab));
895 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
896 printf_filtered (" NULL blockvector\n");
897 printf_filtered (" }\n");
901 if (printed_objfile_start)
902 printf_filtered ("}\n");
906 /* Expand all symbol tables whose name matches an optional regexp. */
909 maintenance_expand_symtabs (const char *args, int from_tty)
911 struct program_space *pspace;
914 /* We use buildargv here so that we handle spaces in the regexp
915 in a way that allows adding more arguments later. */
916 gdb_argv argv (args);
924 error (_("Extra arguments after regexp."));
932 for (objfile *objfile : pspace->objfiles ())
936 objfile->sf->qf->expand_symtabs_matching
938 [&] (const char *filename, bool basenames)
940 /* KISS: Only apply the regexp to the complete file name. */
942 && (regexp == NULL || re_exec (filename)));
944 lookup_name_info::match_any (),
945 [] (const char *symname)
947 /* Since we're not searching on symbols, just return true. */
957 /* Return the nexting depth of a block within other blocks in its symtab. */
960 block_depth (struct block *block)
964 while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
972 /* Used by MAINTENANCE_INFO_LINE_TABLES to print the information about a
973 single line table. */
976 maintenance_print_one_line_table (struct symtab *symtab, void *data)
978 struct linetable *linetable;
979 struct objfile *objfile;
981 objfile = symtab->compunit_symtab->objfile;
982 printf_filtered (_("objfile: %s ((struct objfile *) %s)\n"),
983 objfile_name (objfile),
984 host_address_to_string (objfile));
985 printf_filtered (_("compunit_symtab: ((struct compunit_symtab *) %s)\n"),
986 host_address_to_string (symtab->compunit_symtab));
987 printf_filtered (_("symtab: %s ((struct symtab *) %s)\n"),
988 symtab_to_fullname (symtab),
989 host_address_to_string (symtab));
990 linetable = SYMTAB_LINETABLE (symtab);
991 printf_filtered (_("linetable: ((struct linetable *) %s):\n"),
992 host_address_to_string (linetable));
994 if (linetable == NULL)
995 printf_filtered (_("No line table.\n"));
996 else if (linetable->nitems <= 0)
997 printf_filtered (_("Line table has no lines.\n"));
1002 /* Leave space for 6 digits of index and line number. After that the
1003 tables will just not format as well. */
1004 printf_filtered (_("%-6s %6s %s\n"),
1005 _("INDEX"), _("LINE"), _("ADDRESS"));
1007 for (i = 0; i < linetable->nitems; ++i)
1009 struct linetable_entry *item;
1011 item = &linetable->item [i];
1012 printf_filtered (_("%-6d %6d %s\n"), i, item->line,
1013 core_addr_to_string (item->pc));
1020 /* Implement the 'maint info line-table' command. */
1023 maintenance_info_line_tables (const char *regexp, int from_tty)
1025 struct program_space *pspace;
1032 ALL_PSPACES (pspace)
1033 for (objfile *objfile : pspace->objfiles ())
1035 for (compunit_symtab *cust : objfile->compunits ())
1037 for (symtab *symtab : compunit_filetabs (cust))
1042 || re_exec (symtab_to_filename_for_display (symtab)))
1043 maintenance_print_one_line_table (symtab, NULL);
1051 /* Do early runtime initializations. */
1054 _initialize_symmisc (void)
1060 add_cmd ("symbols", class_maintenance, maintenance_print_symbols, _("\
1061 Print dump of current symbol definitions.\n\
1062 Usage: mt print symbols [-pc ADDRESS] [--] [OUTFILE]\n\
1063 mt print symbols [-objfile OBJFILE] [-source SOURCE] [--] [OUTFILE]\n\
1064 Entries in the full symbol table are dumped to file OUTFILE,\n\
1065 or the terminal if OUTFILE is unspecified.\n\
1066 If ADDRESS is provided, dump only the file for that address.\n\
1067 If SOURCE is provided, dump only that file's symbols.\n\
1068 If OBJFILE is provided, dump only that file's minimal symbols."),
1069 &maintenanceprintlist);
1071 add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, _("\
1072 Print dump of current minimal symbol definitions.\n\
1073 Usage: mt print msymbols [-objfile OBJFILE] [--] [OUTFILE]\n\
1074 Entries in the minimal symbol table are dumped to file OUTFILE,\n\
1075 or the terminal if OUTFILE is unspecified.\n\
1076 If OBJFILE is provided, dump only that file's minimal symbols."),
1077 &maintenanceprintlist);
1079 add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
1080 _("Print dump of current object file definitions.\n\
1081 With an argument REGEXP, list the object files with matching names."),
1082 &maintenanceprintlist);
1084 add_cmd ("symtabs", class_maintenance, maintenance_info_symtabs, _("\
1085 List the full symbol tables for all object files.\n\
1086 This does not include information about individual symbols, blocks, or\n\
1087 linetables --- just the symbol table structures themselves.\n\
1088 With an argument REGEXP, list the symbol tables with matching names."),
1089 &maintenanceinfolist);
1091 add_cmd ("line-table", class_maintenance, maintenance_info_line_tables, _("\
1092 List the contents of all line tables, from all symbol tables.\n\
1093 With an argument REGEXP, list just the line tables for the symbol\n\
1094 tables with matching names."),
1095 &maintenanceinfolist);
1097 add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
1099 Check consistency of currently expanded symtabs."),
1102 add_cmd ("expand-symtabs", class_maintenance, maintenance_expand_symtabs,
1103 _("Expand symbol tables.\n\
1104 With an argument REGEXP, only expand the symbol tables with matching names."),