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 struct compunit_symtab *cu;
87 int i, linetables, blockvectors;
90 for (objfile *objfile : all_objfiles (pspace))
93 printf_filtered (_("Statistics for '%s':\n"), objfile_name (objfile));
94 if (OBJSTAT (objfile, n_stabs) > 0)
95 printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
96 OBJSTAT (objfile, n_stabs));
97 if (objfile->per_bfd->n_minsyms > 0)
98 printf_filtered (_(" Number of \"minimal\" symbols read: %d\n"),
99 objfile->per_bfd->n_minsyms);
100 if (OBJSTAT (objfile, n_psyms) > 0)
101 printf_filtered (_(" Number of \"partial\" symbols read: %d\n"),
102 OBJSTAT (objfile, n_psyms));
103 if (OBJSTAT (objfile, n_syms) > 0)
104 printf_filtered (_(" Number of \"full\" symbols read: %d\n"),
105 OBJSTAT (objfile, n_syms));
106 if (OBJSTAT (objfile, n_types) > 0)
107 printf_filtered (_(" Number of \"types\" defined: %d\n"),
108 OBJSTAT (objfile, n_types));
110 objfile->sf->qf->print_stats (objfile);
111 i = linetables = blockvectors = 0;
112 ALL_OBJFILE_FILETABS (objfile, cu, s)
115 if (SYMTAB_LINETABLE (s) != NULL)
118 ALL_OBJFILE_COMPUNITS (objfile, cu)
120 printf_filtered (_(" Number of symbol tables: %d\n"), i);
121 printf_filtered (_(" Number of symbol tables with line tables: %d\n"),
123 printf_filtered (_(" Number of symbol tables with blockvectors: %d\n"),
126 if (OBJSTAT (objfile, sz_strtab) > 0)
127 printf_filtered (_(" Space used by string tables: %d\n"),
128 OBJSTAT (objfile, sz_strtab));
129 printf_filtered (_(" Total memory used for objfile obstack: %s\n"),
130 pulongest (obstack_memory_used (&objfile
131 ->objfile_obstack)));
132 printf_filtered (_(" Total memory used for BFD obstack: %s\n"),
133 pulongest (obstack_memory_used (&objfile->per_bfd
134 ->storage_obstack)));
135 printf_filtered (_(" Total memory used for psymbol cache: %d\n"),
136 bcache_memory_used (psymbol_bcache_get_bcache
137 (objfile->psymbol_cache)));
138 printf_filtered (_(" Total memory used for macro cache: %d\n"),
139 bcache_memory_used (objfile->per_bfd->macro_cache));
140 printf_filtered (_(" Total memory used for file name cache: %d\n"),
141 bcache_memory_used (objfile->per_bfd->filename_cache));
146 dump_objfile (struct objfile *objfile)
148 struct compunit_symtab *cust;
149 struct symtab *symtab;
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 ALL_OBJFILE_FILETABS (objfile, cust, symtab)
167 printf_filtered ("%s at ", symtab_to_filename_for_display (symtab));
168 gdb_print_host_address (symtab, gdb_stdout);
169 printf_filtered (", ");
170 if (SYMTAB_OBJFILE (symtab) != objfile)
172 printf_filtered ("NOT ON CHAIN! ");
176 printf_filtered ("\n\n");
180 /* Print minimal symbols from this objfile. */
183 dump_msymbols (struct objfile *objfile, struct ui_file *outfile)
185 struct gdbarch *gdbarch = get_objfile_arch (objfile);
186 struct minimal_symbol *msymbol;
190 fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile_name (objfile));
191 if (objfile->per_bfd->minimal_symbol_count == 0)
193 fprintf_filtered (outfile, "No minimal symbols found.\n");
197 ALL_OBJFILE_MSYMBOLS (objfile, msymbol)
199 struct obj_section *section = MSYMBOL_OBJ_SECTION (objfile, msymbol);
201 switch (MSYMBOL_TYPE (msymbol))
209 case mst_text_gnu_ifunc:
210 case mst_data_gnu_ifunc:
213 case mst_solib_trampoline:
238 fprintf_filtered (outfile, "[%2d] %c ", index, ms_type);
239 fputs_filtered (paddress (gdbarch, MSYMBOL_VALUE_ADDRESS (objfile,
242 fprintf_filtered (outfile, " %s", MSYMBOL_LINKAGE_NAME (msymbol));
245 if (section->the_bfd_section != NULL)
246 fprintf_filtered (outfile, " section %s",
247 bfd_section_name (objfile->obfd,
248 section->the_bfd_section));
250 fprintf_filtered (outfile, " spurious section %ld",
251 (long) (section - objfile->sections));
253 if (MSYMBOL_DEMANGLED_NAME (msymbol) != NULL)
255 fprintf_filtered (outfile, " %s", MSYMBOL_DEMANGLED_NAME (msymbol));
257 if (msymbol->filename)
258 fprintf_filtered (outfile, " %s", msymbol->filename);
259 fputs_filtered ("\n", outfile);
262 if (objfile->per_bfd->minimal_symbol_count != index)
264 warning (_("internal error: minimal symbol count %d != %d"),
265 objfile->per_bfd->minimal_symbol_count, index);
267 fprintf_filtered (outfile, "\n");
271 dump_symtab_1 (struct symtab *symtab, struct ui_file *outfile)
273 struct objfile *objfile = SYMTAB_OBJFILE (symtab);
274 struct gdbarch *gdbarch = get_objfile_arch (objfile);
276 struct dict_iterator iter;
279 const struct blockvector *bv;
284 fprintf_filtered (outfile, "\nSymtab for file %s\n",
285 symtab_to_filename_for_display (symtab));
286 if (SYMTAB_DIRNAME (symtab) != NULL)
287 fprintf_filtered (outfile, "Compilation directory is %s\n",
288 SYMTAB_DIRNAME (symtab));
289 fprintf_filtered (outfile, "Read from object file %s (",
290 objfile_name (objfile));
291 gdb_print_host_address (objfile, outfile);
292 fprintf_filtered (outfile, ")\n");
293 fprintf_filtered (outfile, "Language: %s\n",
294 language_str (symtab->language));
296 /* First print the line table. */
297 l = SYMTAB_LINETABLE (symtab);
300 fprintf_filtered (outfile, "\nLine table:\n\n");
302 for (i = 0; i < len; i++)
304 fprintf_filtered (outfile, " line %d at ", l->item[i].line);
305 fputs_filtered (paddress (gdbarch, l->item[i].pc), outfile);
306 fprintf_filtered (outfile, "\n");
309 /* Now print the block info, but only for compunit symtabs since we will
310 print lots of duplicate info otherwise. */
311 if (symtab == COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)))
313 fprintf_filtered (outfile, "\nBlockvector:\n\n");
314 bv = SYMTAB_BLOCKVECTOR (symtab);
315 len = BLOCKVECTOR_NBLOCKS (bv);
316 for (i = 0; i < len; i++)
318 b = BLOCKVECTOR_BLOCK (bv, i);
319 depth = block_depth (b) * 2;
320 print_spaces (depth, outfile);
321 fprintf_filtered (outfile, "block #%03d, object at ", i);
322 gdb_print_host_address (b, outfile);
323 if (BLOCK_SUPERBLOCK (b))
325 fprintf_filtered (outfile, " under ");
326 gdb_print_host_address (BLOCK_SUPERBLOCK (b), outfile);
328 /* drow/2002-07-10: We could save the total symbols count
329 even if we're using a hashtable, but nothing else but this message
331 fprintf_filtered (outfile, ", %d syms/buckets in ",
332 dict_size (BLOCK_DICT (b)));
333 fputs_filtered (paddress (gdbarch, BLOCK_START (b)), outfile);
334 fprintf_filtered (outfile, "..");
335 fputs_filtered (paddress (gdbarch, BLOCK_END (b)), outfile);
336 if (BLOCK_FUNCTION (b))
338 fprintf_filtered (outfile, ", function %s",
339 SYMBOL_LINKAGE_NAME (BLOCK_FUNCTION (b)));
340 if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL)
342 fprintf_filtered (outfile, ", %s",
343 SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)));
346 fprintf_filtered (outfile, "\n");
347 /* Now print each symbol in this block (in no particular order, if
348 we're using a hashtable). Note that we only want this
349 block, not any blocks from included symtabs. */
350 ALL_DICT_SYMBOLS (BLOCK_DICT (b), iter, sym)
354 print_symbol (gdbarch, sym, depth + 1, outfile);
356 CATCH (ex, RETURN_MASK_ERROR)
358 exception_fprintf (gdb_stderr, ex,
359 "Error printing symbol:\n");
364 fprintf_filtered (outfile, "\n");
368 const char *compunit_filename
369 = symtab_to_filename_for_display (COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)));
371 fprintf_filtered (outfile,
372 "\nBlockvector same as owning compunit: %s\n\n",
378 dump_symtab (struct symtab *symtab, struct ui_file *outfile)
380 /* Set the current language to the language of the symtab we're dumping
381 because certain routines used during dump_symtab() use the current
382 language to print an image of the symbol. We'll restore it later.
383 But use only real languages, not placeholders. */
384 if (symtab->language != language_unknown
385 && symtab->language != language_auto)
387 enum language saved_lang;
389 saved_lang = set_language (symtab->language);
391 dump_symtab_1 (symtab, outfile);
393 set_language (saved_lang);
396 dump_symtab_1 (symtab, outfile);
400 maintenance_print_symbols (const char *args, int from_tty)
402 struct ui_file *outfile = gdb_stdout;
403 char *address_arg = NULL, *source_arg = NULL, *objfile_arg = NULL;
408 gdb_argv argv (args);
410 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
412 if (strcmp (argv[i], "-pc") == 0)
414 if (argv[i + 1] == NULL)
415 error (_("Missing pc value"));
416 address_arg = argv[++i];
418 else if (strcmp (argv[i], "-source") == 0)
420 if (argv[i + 1] == NULL)
421 error (_("Missing source file"));
422 source_arg = argv[++i];
424 else if (strcmp (argv[i], "-objfile") == 0)
426 if (argv[i + 1] == NULL)
427 error (_("Missing objfile name"));
428 objfile_arg = argv[++i];
430 else if (strcmp (argv[i], "--") == 0)
432 /* End of options. */
436 else if (argv[i][0] == '-')
438 /* Future proofing: Don't allow OUTFILE to begin with "-". */
439 error (_("Unknown option: %s"), argv[i]);
446 if (address_arg != NULL && source_arg != NULL)
447 error (_("Must specify at most one of -pc and -source"));
449 stdio_file arg_outfile;
451 if (argv != NULL && argv[outfile_idx] != NULL)
453 if (argv[outfile_idx + 1] != NULL)
454 error (_("Junk at end of command"));
455 gdb::unique_xmalloc_ptr<char> outfile_name
456 (tilde_expand (argv[outfile_idx]));
457 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
458 perror_with_name (outfile_name.get ());
459 outfile = &arg_outfile;
462 if (address_arg != NULL)
464 CORE_ADDR pc = parse_and_eval_address (address_arg);
465 struct symtab *s = find_pc_line_symtab (pc);
468 error (_("No symtab for address: %s"), address_arg);
469 dump_symtab (s, outfile);
473 struct objfile *objfile;
474 struct compunit_symtab *cu;
478 ALL_OBJFILES (objfile)
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 ALL_OBJFILE_FILETABS (objfile, cu, s)
491 int print_for_source = 0;
494 if (source_arg != NULL)
497 = compare_filenames_for_search
498 (symtab_to_filename_for_display (s), source_arg);
501 if (source_arg == NULL
503 dump_symtab (s, outfile);
507 if (source_arg != NULL && !found)
508 error (_("No symtab for source file: %s"), source_arg);
512 /* Print symbol SYMBOL on OUTFILE. DEPTH says how far to indent. */
515 print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
516 int depth, ui_file *outfile)
518 struct obj_section *section;
520 if (SYMBOL_OBJFILE_OWNED (symbol))
521 section = SYMBOL_OBJ_SECTION (symbol_objfile (symbol), symbol);
525 print_spaces (depth, outfile);
526 if (SYMBOL_DOMAIN (symbol) == LABEL_DOMAIN)
528 fprintf_filtered (outfile, "label %s at ", SYMBOL_PRINT_NAME (symbol));
529 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
532 fprintf_filtered (outfile, " section %s\n",
533 bfd_section_name (section->the_bfd_section->owner,
534 section->the_bfd_section));
536 fprintf_filtered (outfile, "\n");
540 if (SYMBOL_DOMAIN (symbol) == STRUCT_DOMAIN)
542 if (TYPE_NAME (SYMBOL_TYPE (symbol)))
544 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
545 &type_print_raw_options);
549 fprintf_filtered (outfile, "%s %s = ",
550 (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM
552 : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT
553 ? "struct" : "union")),
554 SYMBOL_LINKAGE_NAME (symbol));
555 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
556 &type_print_raw_options);
558 fprintf_filtered (outfile, ";\n");
562 if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF)
563 fprintf_filtered (outfile, "typedef ");
564 if (SYMBOL_TYPE (symbol))
566 /* Print details of types, except for enums where it's clutter. */
567 LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_PRINT_NAME (symbol),
569 TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM,
571 &type_print_raw_options);
572 fprintf_filtered (outfile, "; ");
575 fprintf_filtered (outfile, "%s ", SYMBOL_PRINT_NAME (symbol));
577 switch (SYMBOL_CLASS (symbol))
580 fprintf_filtered (outfile, "const %s (%s)",
581 plongest (SYMBOL_VALUE (symbol)),
582 hex_string (SYMBOL_VALUE (symbol)));
585 case LOC_CONST_BYTES:
588 struct type *type = check_typedef (SYMBOL_TYPE (symbol));
590 fprintf_filtered (outfile, "const %u hex bytes:",
592 for (i = 0; i < TYPE_LENGTH (type); i++)
593 fprintf_filtered (outfile, " %02x",
594 (unsigned) SYMBOL_VALUE_BYTES (symbol)[i]);
599 fprintf_filtered (outfile, "static at ");
600 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
603 fprintf_filtered (outfile, " section %s",
604 bfd_section_name (section->the_bfd_section->owner,
605 section->the_bfd_section));
609 if (SYMBOL_IS_ARGUMENT (symbol))
610 fprintf_filtered (outfile, "parameter register %s",
611 plongest (SYMBOL_VALUE (symbol)));
613 fprintf_filtered (outfile, "register %s",
614 plongest (SYMBOL_VALUE (symbol)));
618 fprintf_filtered (outfile, "arg at offset %s",
619 hex_string (SYMBOL_VALUE (symbol)));
623 fprintf_filtered (outfile, "reference arg at %s",
624 hex_string (SYMBOL_VALUE (symbol)));
627 case LOC_REGPARM_ADDR:
628 fprintf_filtered (outfile, "address parameter register %s",
629 plongest (SYMBOL_VALUE (symbol)));
633 fprintf_filtered (outfile, "local at offset %s",
634 hex_string (SYMBOL_VALUE (symbol)));
641 fprintf_filtered (outfile, "label at ");
642 fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
645 fprintf_filtered (outfile, " section %s",
646 bfd_section_name (section->the_bfd_section->owner,
647 section->the_bfd_section));
651 fprintf_filtered (outfile, "block object ");
652 gdb_print_host_address (SYMBOL_BLOCK_VALUE (symbol), outfile);
653 fprintf_filtered (outfile, ", ");
654 fputs_filtered (paddress (gdbarch,
655 BLOCK_START (SYMBOL_BLOCK_VALUE (symbol))),
657 fprintf_filtered (outfile, "..");
658 fputs_filtered (paddress (gdbarch,
659 BLOCK_END (SYMBOL_BLOCK_VALUE (symbol))),
662 fprintf_filtered (outfile, " section %s",
663 bfd_section_name (section->the_bfd_section->owner,
664 section->the_bfd_section));
668 fprintf_filtered (outfile, "computed at runtime");
672 fprintf_filtered (outfile, "unresolved");
675 case LOC_OPTIMIZED_OUT:
676 fprintf_filtered (outfile, "optimized out");
680 fprintf_filtered (outfile, "botched symbol class %x",
681 SYMBOL_CLASS (symbol));
685 fprintf_filtered (outfile, "\n");
689 maintenance_print_msymbols (const char *args, int from_tty)
691 struct ui_file *outfile = gdb_stdout;
692 char *objfile_arg = NULL;
693 struct objfile *objfile;
698 gdb_argv argv (args);
700 for (i = 0; argv != NULL && argv[i] != NULL; ++i)
702 if (strcmp (argv[i], "-objfile") == 0)
704 if (argv[i + 1] == NULL)
705 error (_("Missing objfile name"));
706 objfile_arg = argv[++i];
708 else if (strcmp (argv[i], "--") == 0)
710 /* End of options. */
714 else if (argv[i][0] == '-')
716 /* Future proofing: Don't allow OUTFILE to begin with "-". */
717 error (_("Unknown option: %s"), argv[i]);
724 stdio_file arg_outfile;
726 if (argv != NULL && argv[outfile_idx] != NULL)
728 if (argv[outfile_idx + 1] != NULL)
729 error (_("Junk at end of command"));
730 gdb::unique_xmalloc_ptr<char> outfile_name
731 (tilde_expand (argv[outfile_idx]));
732 if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
733 perror_with_name (outfile_name.get ());
734 outfile = &arg_outfile;
737 ALL_OBJFILES (objfile)
740 if (objfile_arg == NULL
741 || compare_filenames_for_search (objfile_name (objfile), objfile_arg))
742 dump_msymbols (objfile, outfile);
747 maintenance_print_objfiles (const char *regexp, int from_tty)
749 struct program_space *pspace;
757 for (objfile *objfile : all_objfiles (pspace))
761 || re_exec (objfile_name (objfile)))
762 dump_objfile (objfile);
766 /* List all the symbol tables whose names match REGEXP (optional). */
769 maintenance_info_symtabs (const char *regexp, int from_tty)
771 struct program_space *pspace;
779 for (objfile *objfile : all_objfiles (pspace))
781 struct compunit_symtab *cust;
782 struct symtab *symtab;
784 /* We don't want to print anything for this objfile until we
785 actually find a symtab whose name matches. */
786 int printed_objfile_start = 0;
788 ALL_OBJFILE_COMPUNITS (objfile, cust)
790 int printed_compunit_symtab_start = 0;
792 ALL_COMPUNIT_FILETABS (cust, symtab)
797 || re_exec (symtab_to_filename_for_display (symtab)))
799 if (! printed_objfile_start)
801 printf_filtered ("{ objfile %s ", objfile_name (objfile));
803 printf_filtered ("((struct objfile *) %s)\n",
804 host_address_to_string (objfile));
805 printed_objfile_start = 1;
807 if (! printed_compunit_symtab_start)
809 printf_filtered (" { ((struct compunit_symtab *) %s)\n",
810 host_address_to_string (cust));
811 printf_filtered (" debugformat %s\n",
812 COMPUNIT_DEBUGFORMAT (cust));
813 printf_filtered (" producer %s\n",
814 COMPUNIT_PRODUCER (cust) != NULL
815 ? COMPUNIT_PRODUCER (cust)
817 printf_filtered (" dirname %s\n",
818 COMPUNIT_DIRNAME (cust) != NULL
819 ? COMPUNIT_DIRNAME (cust)
821 printf_filtered (" blockvector"
822 " ((struct blockvector *) %s)\n",
823 host_address_to_string
824 (COMPUNIT_BLOCKVECTOR (cust)));
825 printed_compunit_symtab_start = 1;
828 printf_filtered ("\t{ symtab %s ",
829 symtab_to_filename_for_display (symtab));
831 printf_filtered ("((struct symtab *) %s)\n",
832 host_address_to_string (symtab));
833 printf_filtered ("\t fullname %s\n",
834 symtab->fullname != NULL
837 printf_filtered ("\t "
838 "linetable ((struct linetable *) %s)\n",
839 host_address_to_string (symtab->linetable));
840 printf_filtered ("\t}\n");
844 if (printed_compunit_symtab_start)
845 printf_filtered (" }\n");
848 if (printed_objfile_start)
849 printf_filtered ("}\n");
853 /* Check consistency of symtabs.
854 An example of what this checks for is NULL blockvectors.
855 They can happen if there's a bug during debug info reading.
856 GDB assumes they are always non-NULL.
858 Note: This does not check for psymtab vs symtab consistency.
859 Use "maint check-psymtabs" for that. */
862 maintenance_check_symtabs (const char *ignore, int from_tty)
864 struct program_space *pspace;
867 for (objfile *objfile : all_objfiles (pspace))
869 struct compunit_symtab *cust;
871 /* We don't want to print anything for this objfile until we
872 actually find something worth printing. */
873 int printed_objfile_start = 0;
875 ALL_OBJFILE_COMPUNITS (objfile, cust)
877 int found_something = 0;
878 struct symtab *symtab = compunit_primary_filetab (cust);
882 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
884 /* Add more checks here. */
888 if (! printed_objfile_start)
890 printf_filtered ("{ objfile %s ", objfile_name (objfile));
892 printf_filtered ("((struct objfile *) %s)\n",
893 host_address_to_string (objfile));
894 printed_objfile_start = 1;
896 printf_filtered (" { symtab %s\n",
897 symtab_to_filename_for_display (symtab));
898 if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
899 printf_filtered (" NULL blockvector\n");
900 printf_filtered (" }\n");
904 if (printed_objfile_start)
905 printf_filtered ("}\n");
909 /* Expand all symbol tables whose name matches an optional regexp. */
912 maintenance_expand_symtabs (const char *args, int from_tty)
914 struct program_space *pspace;
917 /* We use buildargv here so that we handle spaces in the regexp
918 in a way that allows adding more arguments later. */
919 gdb_argv argv (args);
927 error (_("Extra arguments after regexp."));
935 for (objfile *objfile : all_objfiles (pspace))
939 objfile->sf->qf->expand_symtabs_matching
941 [&] (const char *filename, bool basenames)
943 /* KISS: Only apply the regexp to the complete file name. */
945 && (regexp == NULL || re_exec (filename)));
947 lookup_name_info::match_any (),
948 [] (const char *symname)
950 /* Since we're not searching on symbols, just return true. */
960 /* Return the nexting depth of a block within other blocks in its symtab. */
963 block_depth (struct block *block)
967 while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
975 /* Used by MAINTENANCE_INFO_LINE_TABLES to print the information about a
976 single line table. */
979 maintenance_print_one_line_table (struct symtab *symtab, void *data)
981 struct linetable *linetable;
982 struct objfile *objfile;
984 objfile = symtab->compunit_symtab->objfile;
985 printf_filtered (_("objfile: %s ((struct objfile *) %s)\n"),
986 objfile_name (objfile),
987 host_address_to_string (objfile));
988 printf_filtered (_("compunit_symtab: ((struct compunit_symtab *) %s)\n"),
989 host_address_to_string (symtab->compunit_symtab));
990 printf_filtered (_("symtab: %s ((struct symtab *) %s)\n"),
991 symtab_to_fullname (symtab),
992 host_address_to_string (symtab));
993 linetable = SYMTAB_LINETABLE (symtab);
994 printf_filtered (_("linetable: ((struct linetable *) %s):\n"),
995 host_address_to_string (linetable));
997 if (linetable == NULL)
998 printf_filtered (_("No line table.\n"));
999 else if (linetable->nitems <= 0)
1000 printf_filtered (_("Line table has no lines.\n"));
1005 /* Leave space for 6 digits of index and line number. After that the
1006 tables will just not format as well. */
1007 printf_filtered (_("%-6s %6s %s\n"),
1008 _("INDEX"), _("LINE"), _("ADDRESS"));
1010 for (i = 0; i < linetable->nitems; ++i)
1012 struct linetable_entry *item;
1014 item = &linetable->item [i];
1015 printf_filtered (_("%-6d %6d %s\n"), i, item->line,
1016 core_addr_to_string (item->pc));
1023 /* Implement the 'maint info line-table' command. */
1026 maintenance_info_line_tables (const char *regexp, int from_tty)
1028 struct program_space *pspace;
1035 ALL_PSPACES (pspace)
1036 for (objfile *objfile : all_objfiles (pspace))
1038 struct compunit_symtab *cust;
1039 struct symtab *symtab;
1041 ALL_OBJFILE_COMPUNITS (objfile, cust)
1043 ALL_COMPUNIT_FILETABS (cust, symtab)
1048 || re_exec (symtab_to_filename_for_display (symtab)))
1049 maintenance_print_one_line_table (symtab, NULL);
1057 /* Do early runtime initializations. */
1060 _initialize_symmisc (void)
1066 add_cmd ("symbols", class_maintenance, maintenance_print_symbols, _("\
1067 Print dump of current symbol definitions.\n\
1068 Usage: mt print symbols [-pc ADDRESS] [--] [OUTFILE]\n\
1069 mt print symbols [-objfile OBJFILE] [-source SOURCE] [--] [OUTFILE]\n\
1070 Entries in the full symbol table are dumped to file OUTFILE,\n\
1071 or the terminal if OUTFILE is unspecified.\n\
1072 If ADDRESS is provided, dump only the file for that address.\n\
1073 If SOURCE is provided, dump only that file's symbols.\n\
1074 If OBJFILE is provided, dump only that file's minimal symbols."),
1075 &maintenanceprintlist);
1077 add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, _("\
1078 Print dump of current minimal symbol definitions.\n\
1079 Usage: mt print msymbols [-objfile OBJFILE] [--] [OUTFILE]\n\
1080 Entries in the minimal symbol table are dumped to file OUTFILE,\n\
1081 or the terminal if OUTFILE is unspecified.\n\
1082 If OBJFILE is provided, dump only that file's minimal symbols."),
1083 &maintenanceprintlist);
1085 add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
1086 _("Print dump of current object file definitions.\n\
1087 With an argument REGEXP, list the object files with matching names."),
1088 &maintenanceprintlist);
1090 add_cmd ("symtabs", class_maintenance, maintenance_info_symtabs, _("\
1091 List the full symbol tables for all object files.\n\
1092 This does not include information about individual symbols, blocks, or\n\
1093 linetables --- just the symbol table structures themselves.\n\
1094 With an argument REGEXP, list the symbol tables with matching names."),
1095 &maintenanceinfolist);
1097 add_cmd ("line-table", class_maintenance, maintenance_info_line_tables, _("\
1098 List the contents of all line tables, from all symbol tables.\n\
1099 With an argument REGEXP, list just the line tables for the symbol\n\
1100 tables with matching names."),
1101 &maintenanceinfolist);
1103 add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
1105 Check consistency of currently expanded symtabs."),
1108 add_cmd ("expand-symtabs", class_maintenance, maintenance_expand_symtabs,
1109 _("Expand symbol tables.\n\
1110 With an argument REGEXP, only expand the symbol tables with matching names."),