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 : all_objfiles (pspace))
70 printf_filtered (_("Byte cache statistics for '%s':\n"),
71 objfile_name (objfile));
72 print_bcache_statistics (psymbol_bcache_get_bcache (objfile->psymbol_cache),
73 "partial symbol cache");
74 print_bcache_statistics (objfile->per_bfd->macro_cache,
75 "preprocessor macro cache");
76 print_bcache_statistics (objfile->per_bfd->filename_cache,
82 print_objfile_statistics (void)
84 struct program_space *pspace;
85 int i, linetables, blockvectors;
88 for (objfile *objfile : all_objfiles (pspace))
91 printf_filtered (_("Statistics for '%s':\n"), objfile_name (objfile));
92 if (OBJSTAT (objfile, n_stabs) > 0)
93 printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
94 OBJSTAT (objfile, n_stabs));
95 if (objfile->per_bfd->n_minsyms > 0)
96 printf_filtered (_(" Number of \"minimal\" symbols read: %d\n"),
97 objfile->per_bfd->n_minsyms);
98 if (OBJSTAT (objfile, n_psyms) > 0)
99 printf_filtered (_(" Number of \"partial\" symbols read: %d\n"),
100 OBJSTAT (objfile, n_psyms));
101 if (OBJSTAT (objfile, n_syms) > 0)
102 printf_filtered (_(" Number of \"full\" symbols read: %d\n"),
103 OBJSTAT (objfile, n_syms));
104 if (OBJSTAT (objfile, n_types) > 0)
105 printf_filtered (_(" Number of \"types\" defined: %d\n"),
106 OBJSTAT (objfile, n_types));
108 objfile->sf->qf->print_stats (objfile);
110 ALL_OBJFILE_FILETABS (objfile, cu, s)
113 if (SYMTAB_LINETABLE (s) != NULL)
116 blockvectors = std::distance (objfile_compunits (objfile).begin (),
117 objfile_compunits (objfile).end ());
118 printf_filtered (_(" Number of symbol tables: %d\n"), i);
119 printf_filtered (_(" Number of symbol tables with line tables: %d\n"),
121 printf_filtered (_(" Number of symbol tables with blockvectors: %d\n"),
124 if (OBJSTAT (objfile, sz_strtab) > 0)
125 printf_filtered (_(" Space used by string tables: %d\n"),
126 OBJSTAT (objfile, sz_strtab));
127 printf_filtered (_(" Total memory used for objfile obstack: %s\n"),
128 pulongest (obstack_memory_used (&objfile
129 ->objfile_obstack)));
130 printf_filtered (_(" Total memory used for BFD obstack: %s\n"),
131 pulongest (obstack_memory_used (&objfile->per_bfd
132 ->storage_obstack)));
133 printf_filtered (_(" Total memory used for psymbol cache: %d\n"),
134 bcache_memory_used (psymbol_bcache_get_bcache
135 (objfile->psymbol_cache)));
136 printf_filtered (_(" Total memory used for macro cache: %d\n"),
137 bcache_memory_used (objfile->per_bfd->macro_cache));
138 printf_filtered (_(" Total memory used for file name cache: %d\n"),
139 bcache_memory_used (objfile->per_bfd->filename_cache));
144 dump_objfile (struct objfile *objfile)
146 printf_filtered ("\nObject file %s: ", objfile_name (objfile));
147 printf_filtered ("Objfile at ");
148 gdb_print_host_address (objfile, gdb_stdout);
149 printf_filtered (", bfd at ");
150 gdb_print_host_address (objfile->obfd, gdb_stdout);
151 printf_filtered (", %d minsyms\n\n",
152 objfile->per_bfd->minimal_symbol_count);
155 objfile->sf->qf->dump (objfile);
157 if (objfile->compunit_symtabs != NULL)
159 printf_filtered ("Symtabs:\n");
160 ALL_OBJFILE_FILETABS (objfile, cust, symtab)
162 printf_filtered ("%s at ", symtab_to_filename_for_display (symtab));
163 gdb_print_host_address (symtab, gdb_stdout);
164 printf_filtered (", ");
165 if (SYMTAB_OBJFILE (symtab) != objfile)
167 printf_filtered ("NOT ON CHAIN! ");
171 printf_filtered ("\n\n");
175 /* Print minimal symbols from this objfile. */
178 dump_msymbols (struct objfile *objfile, struct ui_file *outfile)
180 struct gdbarch *gdbarch = get_objfile_arch (objfile);
184 fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile_name (objfile));
185 if (objfile->per_bfd->minimal_symbol_count == 0)
187 fprintf_filtered (outfile, "No minimal symbols found.\n");
191 for (minimal_symbol *msymbol : objfile_msymbols (objfile))
193 struct obj_section *section = MSYMBOL_OBJ_SECTION (objfile, msymbol);
195 switch (MSYMBOL_TYPE (msymbol))
203 case mst_text_gnu_ifunc:
204 case mst_data_gnu_ifunc:
207 case mst_solib_trampoline:
232 fprintf_filtered (outfile, "[%2d] %c ", index, ms_type);
233 fputs_filtered (paddress (gdbarch, MSYMBOL_VALUE_ADDRESS (objfile,
236 fprintf_filtered (outfile, " %s", MSYMBOL_LINKAGE_NAME (msymbol));
239 if (section->the_bfd_section != NULL)
240 fprintf_filtered (outfile, " section %s",
241 bfd_section_name (objfile->obfd,
242 section->the_bfd_section));
244 fprintf_filtered (outfile, " spurious section %ld",
245 (long) (section - objfile->sections));
247 if (MSYMBOL_DEMANGLED_NAME (msymbol) != NULL)
249 fprintf_filtered (outfile, " %s", MSYMBOL_DEMANGLED_NAME (msymbol));
251 if (msymbol->filename)
252 fprintf_filtered (outfile, " %s", msymbol->filename);
253 fputs_filtered ("\n", outfile);
256 if (objfile->per_bfd->minimal_symbol_count != index)
258 warning (_("internal error: minimal symbol count %d != %d"),
259 objfile->per_bfd->minimal_symbol_count, index);
261 fprintf_filtered (outfile, "\n");
265 dump_symtab_1 (struct symtab *symtab, struct ui_file *outfile)
267 struct objfile *objfile = SYMTAB_OBJFILE (symtab);
268 struct gdbarch *gdbarch = get_objfile_arch (objfile);
270 struct dict_iterator iter;
273 const struct blockvector *bv;
278 fprintf_filtered (outfile, "\nSymtab for file %s\n",
279 symtab_to_filename_for_display (symtab));
280 if (SYMTAB_DIRNAME (symtab) != NULL)
281 fprintf_filtered (outfile, "Compilation directory is %s\n",
282 SYMTAB_DIRNAME (symtab));
283 fprintf_filtered (outfile, "Read from object file %s (",
284 objfile_name (objfile));
285 gdb_print_host_address (objfile, outfile);
286 fprintf_filtered (outfile, ")\n");
287 fprintf_filtered (outfile, "Language: %s\n",
288 language_str (symtab->language));
290 /* First print the line table. */
291 l = SYMTAB_LINETABLE (symtab);
294 fprintf_filtered (outfile, "\nLine table:\n\n");
296 for (i = 0; i < len; i++)
298 fprintf_filtered (outfile, " line %d at ", l->item[i].line);
299 fputs_filtered (paddress (gdbarch, l->item[i].pc), outfile);
300 fprintf_filtered (outfile, "\n");
303 /* Now print the block info, but only for compunit symtabs since we will
304 print lots of duplicate info otherwise. */
305 if (symtab == COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)))
307 fprintf_filtered (outfile, "\nBlockvector:\n\n");
308 bv = SYMTAB_BLOCKVECTOR (symtab);
309 len = BLOCKVECTOR_NBLOCKS (bv);
310 for (i = 0; i < len; i++)
312 b = BLOCKVECTOR_BLOCK (bv, i);
313 depth = block_depth (b) * 2;
314 print_spaces (depth, outfile);
315 fprintf_filtered (outfile, "block #%03d, object at ", i);
316 gdb_print_host_address (b, outfile);
317 if (BLOCK_SUPERBLOCK (b))
319 fprintf_filtered (outfile, " under ");
320 gdb_print_host_address (BLOCK_SUPERBLOCK (b), outfile);
322 /* drow/2002-07-10: We could save the total symbols count
323 even if we're using a hashtable, but nothing else but this message
325 fprintf_filtered (outfile, ", %d syms/buckets in ",
326 dict_size (BLOCK_DICT (b)));
327 fputs_filtered (paddress (gdbarch, BLOCK_START (b)), outfile);
328 fprintf_filtered (outfile, "..");
329 fputs_filtered (paddress (gdbarch, BLOCK_END (b)), outfile);
330 if (BLOCK_FUNCTION (b))
332 fprintf_filtered (outfile, ", function %s",
333 SYMBOL_LINKAGE_NAME (BLOCK_FUNCTION (b)));
334 if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL)
336 fprintf_filtered (outfile, ", %s",
337 SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)));
340 fprintf_filtered (outfile, "\n");
341 /* Now print each symbol in this block (in no particular order, if
342 we're using a hashtable). Note that we only want this
343 block, not any blocks from included symtabs. */
344 ALL_DICT_SYMBOLS (BLOCK_DICT (b), iter, sym)
348 print_symbol (gdbarch, sym, depth + 1, outfile);
350 CATCH (ex, RETURN_MASK_ERROR)
352 exception_fprintf (gdb_stderr, ex,
353 "Error printing symbol:\n");
358 fprintf_filtered (outfile, "\n");
362 const char *compunit_filename
363 = symtab_to_filename_for_display (COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)));
365 fprintf_filtered (outfile,
366 "\nBlockvector same as owning compunit: %s\n\n",
372 dump_symtab (struct symtab *symtab, struct ui_file *outfile)
374 /* Set the current language to the language of the symtab we're dumping
375 because certain routines used during dump_symtab() use the current
376 language to print an image of the symbol. We'll restore it later.
377 But use only real languages, not placeholders. */
378 if (symtab->language != language_unknown
379 && symtab->language != language_auto)
381 enum language saved_lang;
383 saved_lang = set_language (symtab->language);
385 dump_symtab_1 (symtab, outfile);
387 set_language (saved_lang);
390 dump_symtab_1 (symtab, outfile);
394 maintenance_print_symbols (const char *args, int from_tty)
396 struct ui_file *outfile = gdb_stdout;
397 char *address_arg = NULL, *source_arg = NULL, *objfile_arg = NULL;
402 gdb_argv argv (args);
404 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
406 if (strcmp (argv[i], "-pc") == 0)
408 if (argv[i + 1] == NULL)
409 error (_("Missing pc value"));
410 address_arg = argv[++i];
412 else if (strcmp (argv[i], "-source") == 0)
414 if (argv[i + 1] == NULL)
415 error (_("Missing source file"));
416 source_arg = argv[++i];
418 else if (strcmp (argv[i], "-objfile") == 0)
420 if (argv[i + 1] == NULL)
421 error (_("Missing objfile name"));
422 objfile_arg = argv[++i];
424 else if (strcmp (argv[i], "--") == 0)
426 /* End of options. */
430 else if (argv[i][0] == '-')
432 /* Future proofing: Don't allow OUTFILE to begin with "-". */
433 error (_("Unknown option: %s"), argv[i]);
440 if (address_arg != NULL && source_arg != NULL)
441 error (_("Must specify at most one of -pc and -source"));
443 stdio_file arg_outfile;
445 if (argv != NULL && argv[outfile_idx] != NULL)
447 if (argv[outfile_idx + 1] != NULL)
448 error (_("Junk at end of command"));
449 gdb::unique_xmalloc_ptr<char> outfile_name
450 (tilde_expand (argv[outfile_idx]));
451 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
452 perror_with_name (outfile_name.get ());
453 outfile = &arg_outfile;
456 if (address_arg != NULL)
458 CORE_ADDR pc = parse_and_eval_address (address_arg);
459 struct symtab *s = find_pc_line_symtab (pc);
462 error (_("No symtab for address: %s"), address_arg);
463 dump_symtab (s, outfile);
469 for (objfile *objfile : all_objfiles (current_program_space))
471 int print_for_objfile = 1;
473 if (objfile_arg != NULL)
475 = compare_filenames_for_search (objfile_name (objfile),
477 if (!print_for_objfile)
480 ALL_OBJFILE_FILETABS (objfile, cu, s)
482 int print_for_source = 0;
485 if (source_arg != NULL)
488 = compare_filenames_for_search
489 (symtab_to_filename_for_display (s), source_arg);
492 if (source_arg == NULL
494 dump_symtab (s, outfile);
498 if (source_arg != NULL && !found)
499 error (_("No symtab for source file: %s"), source_arg);
503 /* Print symbol SYMBOL on OUTFILE. DEPTH says how far to indent. */
506 print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
507 int depth, ui_file *outfile)
509 struct obj_section *section;
511 if (SYMBOL_OBJFILE_OWNED (symbol))
512 section = SYMBOL_OBJ_SECTION (symbol_objfile (symbol), symbol);
516 print_spaces (depth, outfile);
517 if (SYMBOL_DOMAIN (symbol) == LABEL_DOMAIN)
519 fprintf_filtered (outfile, "label %s at ", SYMBOL_PRINT_NAME (symbol));
520 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
523 fprintf_filtered (outfile, " section %s\n",
524 bfd_section_name (section->the_bfd_section->owner,
525 section->the_bfd_section));
527 fprintf_filtered (outfile, "\n");
531 if (SYMBOL_DOMAIN (symbol) == STRUCT_DOMAIN)
533 if (TYPE_NAME (SYMBOL_TYPE (symbol)))
535 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
536 &type_print_raw_options);
540 fprintf_filtered (outfile, "%s %s = ",
541 (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM
543 : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT
544 ? "struct" : "union")),
545 SYMBOL_LINKAGE_NAME (symbol));
546 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
547 &type_print_raw_options);
549 fprintf_filtered (outfile, ";\n");
553 if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF)
554 fprintf_filtered (outfile, "typedef ");
555 if (SYMBOL_TYPE (symbol))
557 /* Print details of types, except for enums where it's clutter. */
558 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_PRINT_NAME (symbol),
560 TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM,
562 &type_print_raw_options);
563 fprintf_filtered (outfile, "; ");
566 fprintf_filtered (outfile, "%s ", SYMBOL_PRINT_NAME (symbol));
568 switch (SYMBOL_CLASS (symbol))
571 fprintf_filtered (outfile, "const %s (%s)",
572 plongest (SYMBOL_VALUE (symbol)),
573 hex_string (SYMBOL_VALUE (symbol)));
576 case LOC_CONST_BYTES:
579 struct type *type = check_typedef (SYMBOL_TYPE (symbol));
581 fprintf_filtered (outfile, "const %u hex bytes:",
583 for (i = 0; i < TYPE_LENGTH (type); i++)
584 fprintf_filtered (outfile, " %02x",
585 (unsigned) SYMBOL_VALUE_BYTES (symbol)[i]);
590 fprintf_filtered (outfile, "static at ");
591 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
594 fprintf_filtered (outfile, " section %s",
595 bfd_section_name (section->the_bfd_section->owner,
596 section->the_bfd_section));
600 if (SYMBOL_IS_ARGUMENT (symbol))
601 fprintf_filtered (outfile, "parameter register %s",
602 plongest (SYMBOL_VALUE (symbol)));
604 fprintf_filtered (outfile, "register %s",
605 plongest (SYMBOL_VALUE (symbol)));
609 fprintf_filtered (outfile, "arg at offset %s",
610 hex_string (SYMBOL_VALUE (symbol)));
614 fprintf_filtered (outfile, "reference arg at %s",
615 hex_string (SYMBOL_VALUE (symbol)));
618 case LOC_REGPARM_ADDR:
619 fprintf_filtered (outfile, "address parameter register %s",
620 plongest (SYMBOL_VALUE (symbol)));
624 fprintf_filtered (outfile, "local at offset %s",
625 hex_string (SYMBOL_VALUE (symbol)));
632 fprintf_filtered (outfile, "label at ");
633 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
636 fprintf_filtered (outfile, " section %s",
637 bfd_section_name (section->the_bfd_section->owner,
638 section->the_bfd_section));
642 fprintf_filtered (outfile, "block object ");
643 gdb_print_host_address (SYMBOL_BLOCK_VALUE (symbol), outfile);
644 fprintf_filtered (outfile, ", ");
645 fputs_filtered (paddress (gdbarch,
646 BLOCK_START (SYMBOL_BLOCK_VALUE (symbol))),
648 fprintf_filtered (outfile, "..");
649 fputs_filtered (paddress (gdbarch,
650 BLOCK_END (SYMBOL_BLOCK_VALUE (symbol))),
653 fprintf_filtered (outfile, " section %s",
654 bfd_section_name (section->the_bfd_section->owner,
655 section->the_bfd_section));
659 fprintf_filtered (outfile, "computed at runtime");
663 fprintf_filtered (outfile, "unresolved");
666 case LOC_OPTIMIZED_OUT:
667 fprintf_filtered (outfile, "optimized out");
671 fprintf_filtered (outfile, "botched symbol class %x",
672 SYMBOL_CLASS (symbol));
676 fprintf_filtered (outfile, "\n");
680 maintenance_print_msymbols (const char *args, int from_tty)
682 struct ui_file *outfile = gdb_stdout;
683 char *objfile_arg = NULL;
688 gdb_argv argv (args);
690 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
692 if (strcmp (argv[i], "-objfile") == 0)
694 if (argv[i + 1] == NULL)
695 error (_("Missing objfile name"));
696 objfile_arg = argv[++i];
698 else if (strcmp (argv[i], "--") == 0)
700 /* End of options. */
704 else if (argv[i][0] == '-')
706 /* Future proofing: Don't allow OUTFILE to begin with "-". */
707 error (_("Unknown option: %s"), argv[i]);
714 stdio_file arg_outfile;
716 if (argv != NULL && argv[outfile_idx] != NULL)
718 if (argv[outfile_idx + 1] != NULL)
719 error (_("Junk at end of command"));
720 gdb::unique_xmalloc_ptr<char> outfile_name
721 (tilde_expand (argv[outfile_idx]));
722 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
723 perror_with_name (outfile_name.get ());
724 outfile = &arg_outfile;
727 for (objfile *objfile : all_objfiles (current_program_space))
730 if (objfile_arg == NULL
731 || compare_filenames_for_search (objfile_name (objfile), objfile_arg))
732 dump_msymbols (objfile, outfile);
737 maintenance_print_objfiles (const char *regexp, int from_tty)
739 struct program_space *pspace;
747 for (objfile *objfile : all_objfiles (pspace))
751 || re_exec (objfile_name (objfile)))
752 dump_objfile (objfile);
756 /* List all the symbol tables whose names match REGEXP (optional). */
759 maintenance_info_symtabs (const char *regexp, int from_tty)
761 struct program_space *pspace;
769 for (objfile *objfile : all_objfiles (pspace))
771 /* We don't want to print anything for this objfile until we
772 actually find a symtab whose name matches. */
773 int printed_objfile_start = 0;
775 for (compunit_symtab *cust : objfile_compunits (objfile))
777 int printed_compunit_symtab_start = 0;
779 for (symtab *symtab : compunit_filetabs (cust))
784 || re_exec (symtab_to_filename_for_display (symtab)))
786 if (! printed_objfile_start)
788 printf_filtered ("{ objfile %s ", objfile_name (objfile));
790 printf_filtered ("((struct objfile *) %s)\n",
791 host_address_to_string (objfile));
792 printed_objfile_start = 1;
794 if (! printed_compunit_symtab_start)
796 printf_filtered (" { ((struct compunit_symtab *) %s)\n",
797 host_address_to_string (cust));
798 printf_filtered (" debugformat %s\n",
799 COMPUNIT_DEBUGFORMAT (cust));
800 printf_filtered (" producer %s\n",
801 COMPUNIT_PRODUCER (cust) != NULL
802 ? COMPUNIT_PRODUCER (cust)
804 printf_filtered (" dirname %s\n",
805 COMPUNIT_DIRNAME (cust) != NULL
806 ? COMPUNIT_DIRNAME (cust)
808 printf_filtered (" blockvector"
809 " ((struct blockvector *) %s)\n",
810 host_address_to_string
811 (COMPUNIT_BLOCKVECTOR (cust)));
812 printed_compunit_symtab_start = 1;
815 printf_filtered ("\t{ symtab %s ",
816 symtab_to_filename_for_display (symtab));
818 printf_filtered ("((struct symtab *) %s)\n",
819 host_address_to_string (symtab));
820 printf_filtered ("\t fullname %s\n",
821 symtab->fullname != NULL
824 printf_filtered ("\t "
825 "linetable ((struct linetable *) %s)\n",
826 host_address_to_string (symtab->linetable));
827 printf_filtered ("\t}\n");
831 if (printed_compunit_symtab_start)
832 printf_filtered (" }\n");
835 if (printed_objfile_start)
836 printf_filtered ("}\n");
840 /* Check consistency of symtabs.
841 An example of what this checks for is NULL blockvectors.
842 They can happen if there's a bug during debug info reading.
843 GDB assumes they are always non-NULL.
845 Note: This does not check for psymtab vs symtab consistency.
846 Use "maint check-psymtabs" for that. */
849 maintenance_check_symtabs (const char *ignore, int from_tty)
851 struct program_space *pspace;
854 for (objfile *objfile : all_objfiles (pspace))
856 /* We don't want to print anything for this objfile until we
857 actually find something worth printing. */
858 int printed_objfile_start = 0;
860 for (compunit_symtab *cust : objfile_compunits (objfile))
862 int found_something = 0;
863 struct symtab *symtab = compunit_primary_filetab (cust);
867 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
869 /* Add more checks here. */
873 if (! printed_objfile_start)
875 printf_filtered ("{ objfile %s ", objfile_name (objfile));
877 printf_filtered ("((struct objfile *) %s)\n",
878 host_address_to_string (objfile));
879 printed_objfile_start = 1;
881 printf_filtered (" { symtab %s\n",
882 symtab_to_filename_for_display (symtab));
883 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
884 printf_filtered (" NULL blockvector\n");
885 printf_filtered (" }\n");
889 if (printed_objfile_start)
890 printf_filtered ("}\n");
894 /* Expand all symbol tables whose name matches an optional regexp. */
897 maintenance_expand_symtabs (const char *args, int from_tty)
899 struct program_space *pspace;
902 /* We use buildargv here so that we handle spaces in the regexp
903 in a way that allows adding more arguments later. */
904 gdb_argv argv (args);
912 error (_("Extra arguments after regexp."));
920 for (objfile *objfile : all_objfiles (pspace))
924 objfile->sf->qf->expand_symtabs_matching
926 [&] (const char *filename, bool basenames)
928 /* KISS: Only apply the regexp to the complete file name. */
930 && (regexp == NULL || re_exec (filename)));
932 lookup_name_info::match_any (),
933 [] (const char *symname)
935 /* Since we're not searching on symbols, just return true. */
945 /* Return the nexting depth of a block within other blocks in its symtab. */
948 block_depth (struct block *block)
952 while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
960 /* Used by MAINTENANCE_INFO_LINE_TABLES to print the information about a
961 single line table. */
964 maintenance_print_one_line_table (struct symtab *symtab, void *data)
966 struct linetable *linetable;
967 struct objfile *objfile;
969 objfile = symtab->compunit_symtab->objfile;
970 printf_filtered (_("objfile: %s ((struct objfile *) %s)\n"),
971 objfile_name (objfile),
972 host_address_to_string (objfile));
973 printf_filtered (_("compunit_symtab: ((struct compunit_symtab *) %s)\n"),
974 host_address_to_string (symtab->compunit_symtab));
975 printf_filtered (_("symtab: %s ((struct symtab *) %s)\n"),
976 symtab_to_fullname (symtab),
977 host_address_to_string (symtab));
978 linetable = SYMTAB_LINETABLE (symtab);
979 printf_filtered (_("linetable: ((struct linetable *) %s):\n"),
980 host_address_to_string (linetable));
982 if (linetable == NULL)
983 printf_filtered (_("No line table.\n"));
984 else if (linetable->nitems <= 0)
985 printf_filtered (_("Line table has no lines.\n"));
990 /* Leave space for 6 digits of index and line number. After that the
991 tables will just not format as well. */
992 printf_filtered (_("%-6s %6s %s\n"),
993 _("INDEX"), _("LINE"), _("ADDRESS"));
995 for (i = 0; i < linetable->nitems; ++i)
997 struct linetable_entry *item;
999 item = &linetable->item [i];
1000 printf_filtered (_("%-6d %6d %s\n"), i, item->line,
1001 core_addr_to_string (item->pc));
1008 /* Implement the 'maint info line-table' command. */
1011 maintenance_info_line_tables (const char *regexp, int from_tty)
1013 struct program_space *pspace;
1020 ALL_PSPACES (pspace)
1021 for (objfile *objfile : all_objfiles (pspace))
1023 for (compunit_symtab *cust : objfile_compunits (objfile))
1025 for (symtab *symtab : compunit_filetabs (cust))
1030 || re_exec (symtab_to_filename_for_display (symtab)))
1031 maintenance_print_one_line_table (symtab, NULL);
1039 /* Do early runtime initializations. */
1042 _initialize_symmisc (void)
1048 add_cmd ("symbols", class_maintenance, maintenance_print_symbols, _("\
1049 Print dump of current symbol definitions.\n\
1050 Usage: mt print symbols [-pc ADDRESS] [--] [OUTFILE]\n\
1051 mt print symbols [-objfile OBJFILE] [-source SOURCE] [--] [OUTFILE]\n\
1052 Entries in the full symbol table are dumped to file OUTFILE,\n\
1053 or the terminal if OUTFILE is unspecified.\n\
1054 If ADDRESS is provided, dump only the file for that address.\n\
1055 If SOURCE is provided, dump only that file's symbols.\n\
1056 If OBJFILE is provided, dump only that file's minimal symbols."),
1057 &maintenanceprintlist);
1059 add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, _("\
1060 Print dump of current minimal symbol definitions.\n\
1061 Usage: mt print msymbols [-objfile OBJFILE] [--] [OUTFILE]\n\
1062 Entries in the minimal symbol table are dumped to file OUTFILE,\n\
1063 or the terminal if OUTFILE is unspecified.\n\
1064 If OBJFILE is provided, dump only that file's minimal symbols."),
1065 &maintenanceprintlist);
1067 add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
1068 _("Print dump of current object file definitions.\n\
1069 With an argument REGEXP, list the object files with matching names."),
1070 &maintenanceprintlist);
1072 add_cmd ("symtabs", class_maintenance, maintenance_info_symtabs, _("\
1073 List the full symbol tables for all object files.\n\
1074 This does not include information about individual symbols, blocks, or\n\
1075 linetables --- just the symbol table structures themselves.\n\
1076 With an argument REGEXP, list the symbol tables with matching names."),
1077 &maintenanceinfolist);
1079 add_cmd ("line-table", class_maintenance, maintenance_info_line_tables, _("\
1080 List the contents of all line tables, from all symbol tables.\n\
1081 With an argument REGEXP, list just the line tables for the symbol\n\
1082 tables with matching names."),
1083 &maintenanceinfolist);
1085 add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
1087 Check consistency of currently expanded symtabs."),
1090 add_cmd ("expand-symtabs", class_maintenance, maintenance_expand_symtabs,
1091 _("Expand symbol tables.\n\
1092 With an argument REGEXP, only expand the symbol tables with matching names."),