| /* Do various things to symbol tables (other than lookup), for GDB. |
| |
| Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, |
| 1995, 1996, 1997, 1998, 1999, 2000, 2002 Free Software Foundation, |
| Inc. |
| |
| This file is part of GDB. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "defs.h" |
| #include "symtab.h" |
| #include "gdbtypes.h" |
| #include "bfd.h" |
| #include "symfile.h" |
| #include "objfiles.h" |
| #include "breakpoint.h" |
| #include "command.h" |
| #include "gdb_obstack.h" |
| #include "language.h" |
| #include "bcache.h" |
| |
| #include "gdb_string.h" |
| |
| #ifndef DEV_TTY |
| #define DEV_TTY "/dev/tty" |
| #endif |
| |
| /* Unfortunately for debugging, stderr is usually a macro. This is painful |
| when calling functions that take FILE *'s from the debugger. |
| So we make a variable which has the same value and which is accessible when |
| debugging GDB with itself. Because stdin et al need not be constants, |
| we initialize them in the _initialize_symmisc function at the bottom |
| of the file. */ |
| FILE *std_in; |
| FILE *std_out; |
| FILE *std_err; |
| |
| /* Prototypes for local functions */ |
| |
| static void dump_symtab (struct objfile *, struct symtab *, |
| struct ui_file *); |
| |
| static void dump_psymtab (struct objfile *, struct partial_symtab *, |
| struct ui_file *); |
| |
| static void dump_msymbols (struct objfile *, struct ui_file *); |
| |
| static void dump_objfile (struct objfile *); |
| |
| static int block_depth (struct block *); |
| |
| static void print_partial_symbols (struct partial_symbol **, int, |
| char *, struct ui_file *); |
| |
| static void free_symtab_block (struct objfile *, struct block *); |
| |
| void _initialize_symmisc (void); |
| |
| struct print_symbol_args |
| { |
| struct symbol *symbol; |
| int depth; |
| struct ui_file *outfile; |
| }; |
| |
| static int print_symbol (PTR); |
| |
| static void free_symtab_block (struct objfile *, struct block *); |
| |
| |
| /* Free a struct block <- B and all the symbols defined in that block. */ |
| |
| static void |
| free_symtab_block (struct objfile *objfile, struct block *b) |
| { |
| register int i, n; |
| struct symbol *sym, *next_sym; |
| |
| n = BLOCK_BUCKETS (b); |
| for (i = 0; i < n; i++) |
| { |
| for (sym = BLOCK_BUCKET (b, i); sym; sym = next_sym) |
| { |
| next_sym = sym->hash_next; |
| xmfree (objfile->md, SYMBOL_NAME (sym)); |
| xmfree (objfile->md, (PTR) sym); |
| } |
| } |
| xmfree (objfile->md, (PTR) b); |
| } |
| |
| /* Free all the storage associated with the struct symtab <- S. |
| Note that some symtabs have contents malloc'ed structure by structure, |
| while some have contents that all live inside one big block of memory, |
| and some share the contents of another symbol table and so you should |
| not free the contents on their behalf (except sometimes the linetable, |
| which maybe per symtab even when the rest is not). |
| It is s->free_code that says which alternative to use. */ |
| |
| void |
| free_symtab (register struct symtab *s) |
| { |
| register int i, n; |
| register struct blockvector *bv; |
| |
| switch (s->free_code) |
| { |
| case free_nothing: |
| /* All the contents are part of a big block of memory (an obstack), |
| and some other symtab is in charge of freeing that block. |
| Therefore, do nothing. */ |
| break; |
| |
| case free_contents: |
| /* Here all the contents were malloc'ed structure by structure |
| and must be freed that way. */ |
| /* First free the blocks (and their symbols. */ |
| bv = BLOCKVECTOR (s); |
| n = BLOCKVECTOR_NBLOCKS (bv); |
| for (i = 0; i < n; i++) |
| free_symtab_block (s->objfile, BLOCKVECTOR_BLOCK (bv, i)); |
| /* Free the blockvector itself. */ |
| xmfree (s->objfile->md, (PTR) bv); |
| /* Also free the linetable. */ |
| |
| case free_linetable: |
| /* Everything will be freed either by our `free_ptr' |
| or by some other symtab, except for our linetable. |
| Free that now. */ |
| if (LINETABLE (s)) |
| xmfree (s->objfile->md, (PTR) LINETABLE (s)); |
| break; |
| } |
| |
| /* If there is a single block of memory to free, free it. */ |
| if (s->free_ptr != NULL) |
| xmfree (s->objfile->md, s->free_ptr); |
| |
| /* Free source-related stuff */ |
| if (s->line_charpos != NULL) |
| xmfree (s->objfile->md, (PTR) s->line_charpos); |
| if (s->fullname != NULL) |
| xmfree (s->objfile->md, s->fullname); |
| if (s->debugformat != NULL) |
| xmfree (s->objfile->md, s->debugformat); |
| xmfree (s->objfile->md, (PTR) s); |
| } |
| |
| void |
| print_symbol_bcache_statistics (void) |
| { |
| struct objfile *objfile; |
| |
| immediate_quit++; |
| ALL_OBJFILES (objfile) |
| { |
| printf_filtered ("Byte cache statistics for '%s':\n", objfile->name); |
| print_bcache_statistics (objfile->psymbol_cache, "partial symbol cache"); |
| } |
| immediate_quit--; |
| } |
| |
| void |
| print_objfile_statistics (void) |
| { |
| struct objfile *objfile; |
| |
| immediate_quit++; |
| ALL_OBJFILES (objfile) |
| { |
| printf_filtered ("Statistics for '%s':\n", objfile->name); |
| if (OBJSTAT (objfile, n_stabs) > 0) |
| printf_filtered (" Number of \"stab\" symbols read: %d\n", |
| OBJSTAT (objfile, n_stabs)); |
| if (OBJSTAT (objfile, n_minsyms) > 0) |
| printf_filtered (" Number of \"minimal\" symbols read: %d\n", |
| OBJSTAT (objfile, n_minsyms)); |
| if (OBJSTAT (objfile, n_psyms) > 0) |
| printf_filtered (" Number of \"partial\" symbols read: %d\n", |
| OBJSTAT (objfile, n_psyms)); |
| if (OBJSTAT (objfile, n_syms) > 0) |
| printf_filtered (" Number of \"full\" symbols read: %d\n", |
| OBJSTAT (objfile, n_syms)); |
| if (OBJSTAT (objfile, n_types) > 0) |
| printf_filtered (" Number of \"types\" defined: %d\n", |
| OBJSTAT (objfile, n_types)); |
| if (OBJSTAT (objfile, sz_strtab) > 0) |
| printf_filtered (" Space used by a.out string tables: %d\n", |
| OBJSTAT (objfile, sz_strtab)); |
| printf_filtered (" Total memory used for psymbol obstack: %d\n", |
| obstack_memory_used (&objfile->psymbol_obstack)); |
| printf_filtered (" Total memory used for psymbol cache: %d\n", |
| bcache_memory_used (objfile->psymbol_cache)); |
| printf_filtered (" Total memory used for macro cache: %d\n", |
| bcache_memory_used (objfile->macro_cache)); |
| printf_filtered (" Total memory used for symbol obstack: %d\n", |
| obstack_memory_used (&objfile->symbol_obstack)); |
| printf_filtered (" Total memory used for type obstack: %d\n", |
| obstack_memory_used (&objfile->type_obstack)); |
| } |
| immediate_quit--; |
| } |
| |
| static void |
| dump_objfile (struct objfile *objfile) |
| { |
| struct symtab *symtab; |
| struct partial_symtab *psymtab; |
| |
| printf_filtered ("\nObject file %s: ", objfile->name); |
| printf_filtered ("Objfile at "); |
| gdb_print_host_address (objfile, gdb_stdout); |
| printf_filtered (", bfd at "); |
| gdb_print_host_address (objfile->obfd, gdb_stdout); |
| printf_filtered (", %d minsyms\n\n", |
| objfile->minimal_symbol_count); |
| |
| if (objfile->psymtabs) |
| { |
| printf_filtered ("Psymtabs:\n"); |
| for (psymtab = objfile->psymtabs; |
| psymtab != NULL; |
| psymtab = psymtab->next) |
| { |
| printf_filtered ("%s at ", |
| psymtab->filename); |
| gdb_print_host_address (psymtab, gdb_stdout); |
| printf_filtered (", "); |
| if (psymtab->objfile != objfile) |
| { |
| printf_filtered ("NOT ON CHAIN! "); |
| } |
| wrap_here (" "); |
| } |
| printf_filtered ("\n\n"); |
| } |
| |
| if (objfile->symtabs) |
| { |
| printf_filtered ("Symtabs:\n"); |
| for (symtab = objfile->symtabs; |
| symtab != NULL; |
| symtab = symtab->next) |
| { |
| printf_filtered ("%s at ", symtab->filename); |
| gdb_print_host_address (symtab, gdb_stdout); |
| printf_filtered (", "); |
| if (symtab->objfile != objfile) |
| { |
| printf_filtered ("NOT ON CHAIN! "); |
| } |
| wrap_here (" "); |
| } |
| printf_filtered ("\n\n"); |
| } |
| } |
| |
| /* Print minimal symbols from this objfile. */ |
| |
| static void |
| dump_msymbols (struct objfile *objfile, struct ui_file *outfile) |
| { |
| struct minimal_symbol *msymbol; |
| int index; |
| char ms_type; |
| |
| fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile->name); |
| if (objfile->minimal_symbol_count == 0) |
| { |
| fprintf_filtered (outfile, "No minimal symbols found.\n"); |
| return; |
| } |
| for (index = 0, msymbol = objfile->msymbols; |
| SYMBOL_NAME (msymbol) != NULL; msymbol++, index++) |
| { |
| switch (msymbol->type) |
| { |
| case mst_unknown: |
| ms_type = 'u'; |
| break; |
| case mst_text: |
| ms_type = 'T'; |
| break; |
| case mst_solib_trampoline: |
| ms_type = 'S'; |
| break; |
| case mst_data: |
| ms_type = 'D'; |
| break; |
| case mst_bss: |
| ms_type = 'B'; |
| break; |
| case mst_abs: |
| ms_type = 'A'; |
| break; |
| case mst_file_text: |
| ms_type = 't'; |
| break; |
| case mst_file_data: |
| ms_type = 'd'; |
| break; |
| case mst_file_bss: |
| ms_type = 'b'; |
| break; |
| default: |
| ms_type = '?'; |
| break; |
| } |
| fprintf_filtered (outfile, "[%2d] %c ", index, ms_type); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (msymbol), 1, outfile); |
| fprintf_filtered (outfile, " %s", SYMBOL_NAME (msymbol)); |
| if (SYMBOL_BFD_SECTION (msymbol)) |
| fprintf_filtered (outfile, " section %s", |
| bfd_section_name (objfile->obfd, |
| SYMBOL_BFD_SECTION (msymbol))); |
| if (SYMBOL_DEMANGLED_NAME (msymbol) != NULL) |
| { |
| fprintf_filtered (outfile, " %s", SYMBOL_DEMANGLED_NAME (msymbol)); |
| } |
| #ifdef SOFUN_ADDRESS_MAYBE_MISSING |
| if (msymbol->filename) |
| fprintf_filtered (outfile, " %s", msymbol->filename); |
| #endif |
| fputs_filtered ("\n", outfile); |
| } |
| if (objfile->minimal_symbol_count != index) |
| { |
| warning ("internal error: minimal symbol count %d != %d", |
| objfile->minimal_symbol_count, index); |
| } |
| fprintf_filtered (outfile, "\n"); |
| } |
| |
| static void |
| dump_psymtab (struct objfile *objfile, struct partial_symtab *psymtab, |
| struct ui_file *outfile) |
| { |
| int i; |
| |
| fprintf_filtered (outfile, "\nPartial symtab for source file %s ", |
| psymtab->filename); |
| fprintf_filtered (outfile, "(object "); |
| gdb_print_host_address (psymtab, outfile); |
| fprintf_filtered (outfile, ")\n\n"); |
| fprintf_unfiltered (outfile, " Read from object file %s (", |
| objfile->name); |
| gdb_print_host_address (objfile, outfile); |
| fprintf_unfiltered (outfile, ")\n"); |
| |
| if (psymtab->readin) |
| { |
| fprintf_filtered (outfile, |
| " Full symtab was read (at "); |
| gdb_print_host_address (psymtab->symtab, outfile); |
| fprintf_filtered (outfile, " by function at "); |
| gdb_print_host_address ((PTR) psymtab->read_symtab, outfile); |
| fprintf_filtered (outfile, ")\n"); |
| } |
| |
| fprintf_filtered (outfile, " Relocate symbols by "); |
| for (i = 0; i < psymtab->objfile->num_sections; ++i) |
| { |
| if (i != 0) |
| fprintf_filtered (outfile, ", "); |
| wrap_here (" "); |
| print_address_numeric (ANOFFSET (psymtab->section_offsets, i), |
| 1, |
| outfile); |
| } |
| fprintf_filtered (outfile, "\n"); |
| |
| fprintf_filtered (outfile, " Symbols cover text addresses "); |
| print_address_numeric (psymtab->textlow, 1, outfile); |
| fprintf_filtered (outfile, "-"); |
| print_address_numeric (psymtab->texthigh, 1, outfile); |
| fprintf_filtered (outfile, "\n"); |
| fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n", |
| psymtab->number_of_dependencies); |
| for (i = 0; i < psymtab->number_of_dependencies; i++) |
| { |
| fprintf_filtered (outfile, " %d ", i); |
| gdb_print_host_address (psymtab->dependencies[i], outfile); |
| fprintf_filtered (outfile, " %s\n", |
| psymtab->dependencies[i]->filename); |
| } |
| if (psymtab->n_global_syms > 0) |
| { |
| print_partial_symbols (objfile->global_psymbols.list |
| + psymtab->globals_offset, |
| psymtab->n_global_syms, "Global", outfile); |
| } |
| if (psymtab->n_static_syms > 0) |
| { |
| print_partial_symbols (objfile->static_psymbols.list |
| + psymtab->statics_offset, |
| psymtab->n_static_syms, "Static", outfile); |
| } |
| fprintf_filtered (outfile, "\n"); |
| } |
| |
| static void |
| dump_symtab (struct objfile *objfile, struct symtab *symtab, |
| struct ui_file *outfile) |
| { |
| register int i, j; |
| int len, blen; |
| register struct linetable *l; |
| struct blockvector *bv; |
| struct symbol *sym; |
| register struct block *b; |
| int depth; |
| |
| fprintf_filtered (outfile, "\nSymtab for file %s\n", symtab->filename); |
| if (symtab->dirname) |
| fprintf_filtered (outfile, "Compilation directory is %s\n", |
| symtab->dirname); |
| fprintf_filtered (outfile, "Read from object file %s (", objfile->name); |
| gdb_print_host_address (objfile, outfile); |
| fprintf_filtered (outfile, ")\n"); |
| fprintf_filtered (outfile, "Language: %s\n", language_str (symtab->language)); |
| |
| /* First print the line table. */ |
| l = LINETABLE (symtab); |
| if (l) |
| { |
| fprintf_filtered (outfile, "\nLine table:\n\n"); |
| len = l->nitems; |
| for (i = 0; i < len; i++) |
| { |
| fprintf_filtered (outfile, " line %d at ", l->item[i].line); |
| print_address_numeric (l->item[i].pc, 1, outfile); |
| fprintf_filtered (outfile, "\n"); |
| } |
| } |
| /* Now print the block info, but only for primary symtabs since we will |
| print lots of duplicate info otherwise. */ |
| if (symtab->primary) |
| { |
| fprintf_filtered (outfile, "\nBlockvector:\n\n"); |
| bv = BLOCKVECTOR (symtab); |
| len = BLOCKVECTOR_NBLOCKS (bv); |
| for (i = 0; i < len; i++) |
| { |
| b = BLOCKVECTOR_BLOCK (bv, i); |
| depth = block_depth (b) * 2; |
| print_spaces (depth, outfile); |
| fprintf_filtered (outfile, "block #%03d, object at ", i); |
| gdb_print_host_address (b, outfile); |
| if (BLOCK_SUPERBLOCK (b)) |
| { |
| fprintf_filtered (outfile, " under "); |
| gdb_print_host_address (BLOCK_SUPERBLOCK (b), outfile); |
| } |
| /* drow/2002-07-10: We could save the total symbols count |
| even if we're using a hashtable, but nothing else but this message |
| wants it. */ |
| blen = BLOCK_BUCKETS (b); |
| if (BLOCK_HASHTABLE (b)) |
| fprintf_filtered (outfile, ", %d buckets in ", blen); |
| else |
| fprintf_filtered (outfile, ", %d syms in ", blen); |
| print_address_numeric (BLOCK_START (b), 1, outfile); |
| fprintf_filtered (outfile, ".."); |
| print_address_numeric (BLOCK_END (b), 1, outfile); |
| if (BLOCK_FUNCTION (b)) |
| { |
| fprintf_filtered (outfile, ", function %s", SYMBOL_NAME (BLOCK_FUNCTION (b))); |
| if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL) |
| { |
| fprintf_filtered (outfile, ", %s", |
| SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b))); |
| } |
| } |
| if (BLOCK_GCC_COMPILED (b)) |
| fprintf_filtered (outfile, ", compiled with gcc%d", BLOCK_GCC_COMPILED (b)); |
| fprintf_filtered (outfile, "\n"); |
| /* Now print each symbol in this block (in no particular order, if |
| we're using a hashtable). */ |
| ALL_BLOCK_SYMBOLS (b, j, sym) |
| { |
| struct print_symbol_args s; |
| s.symbol = sym; |
| s.depth = depth + 1; |
| s.outfile = outfile; |
| catch_errors (print_symbol, &s, "Error printing symbol:\n", |
| RETURN_MASK_ALL); |
| } |
| } |
| fprintf_filtered (outfile, "\n"); |
| } |
| else |
| { |
| fprintf_filtered (outfile, "\nBlockvector same as previous symtab\n\n"); |
| } |
| } |
| |
| void |
| maintenance_print_symbols (char *args, int from_tty) |
| { |
| char **argv; |
| struct ui_file *outfile; |
| struct cleanup *cleanups; |
| char *symname = NULL; |
| char *filename = DEV_TTY; |
| struct objfile *objfile; |
| struct symtab *s; |
| |
| dont_repeat (); |
| |
| if (args == NULL) |
| { |
| error ("\ |
| Arguments missing: an output file name and an optional symbol file name"); |
| } |
| else if ((argv = buildargv (args)) == NULL) |
| { |
| nomem (0); |
| } |
| cleanups = make_cleanup_freeargv (argv); |
| |
| if (argv[0] != NULL) |
| { |
| filename = argv[0]; |
| /* If a second arg is supplied, it is a source file name to match on */ |
| if (argv[1] != NULL) |
| { |
| symname = argv[1]; |
| } |
| } |
| |
| filename = tilde_expand (filename); |
| make_cleanup (xfree, filename); |
| |
| outfile = gdb_fopen (filename, FOPEN_WT); |
| if (outfile == 0) |
| perror_with_name (filename); |
| make_cleanup_ui_file_delete (outfile); |
| |
| immediate_quit++; |
| ALL_SYMTABS (objfile, s) |
| if (symname == NULL || (STREQ (symname, s->filename))) |
| dump_symtab (objfile, s, outfile); |
| immediate_quit--; |
| do_cleanups (cleanups); |
| } |
| |
| /* Print symbol ARGS->SYMBOL on ARGS->OUTFILE. ARGS->DEPTH says how |
| far to indent. ARGS is really a struct print_symbol_args *, but is |
| declared as char * to get it past catch_errors. Returns 0 for error, |
| 1 for success. */ |
| |
| static int |
| print_symbol (PTR args) |
| { |
| struct symbol *symbol = ((struct print_symbol_args *) args)->symbol; |
| int depth = ((struct print_symbol_args *) args)->depth; |
| struct ui_file *outfile = ((struct print_symbol_args *) args)->outfile; |
| |
| print_spaces (depth, outfile); |
| if (SYMBOL_NAMESPACE (symbol) == LABEL_NAMESPACE) |
| { |
| fprintf_filtered (outfile, "label %s at ", SYMBOL_SOURCE_NAME (symbol)); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile); |
| if (SYMBOL_BFD_SECTION (symbol)) |
| fprintf_filtered (outfile, " section %s\n", |
| bfd_section_name (SYMBOL_BFD_SECTION (symbol)->owner, |
| SYMBOL_BFD_SECTION (symbol))); |
| else |
| fprintf_filtered (outfile, "\n"); |
| return 1; |
| } |
| if (SYMBOL_NAMESPACE (symbol) == STRUCT_NAMESPACE) |
| { |
| if (TYPE_TAG_NAME (SYMBOL_TYPE (symbol))) |
| { |
| LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth); |
| } |
| else |
| { |
| fprintf_filtered (outfile, "%s %s = ", |
| (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM |
| ? "enum" |
| : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT |
| ? "struct" : "union")), |
| SYMBOL_NAME (symbol)); |
| LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth); |
| } |
| fprintf_filtered (outfile, ";\n"); |
| } |
| else |
| { |
| if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF) |
| fprintf_filtered (outfile, "typedef "); |
| if (SYMBOL_TYPE (symbol)) |
| { |
| /* Print details of types, except for enums where it's clutter. */ |
| LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_SOURCE_NAME (symbol), |
| outfile, |
| TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM, |
| depth); |
| fprintf_filtered (outfile, "; "); |
| } |
| else |
| fprintf_filtered (outfile, "%s ", SYMBOL_SOURCE_NAME (symbol)); |
| |
| switch (SYMBOL_CLASS (symbol)) |
| { |
| case LOC_CONST: |
| fprintf_filtered (outfile, "const %ld (0x%lx)", |
| SYMBOL_VALUE (symbol), |
| SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_CONST_BYTES: |
| { |
| unsigned i; |
| struct type *type = check_typedef (SYMBOL_TYPE (symbol)); |
| fprintf_filtered (outfile, "const %u hex bytes:", |
| TYPE_LENGTH (type)); |
| for (i = 0; i < TYPE_LENGTH (type); i++) |
| fprintf_filtered (outfile, " %02x", |
| (unsigned) SYMBOL_VALUE_BYTES (symbol)[i]); |
| } |
| break; |
| |
| case LOC_STATIC: |
| fprintf_filtered (outfile, "static at "); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile); |
| if (SYMBOL_BFD_SECTION (symbol)) |
| fprintf_filtered (outfile, " section %s", |
| bfd_section_name |
| (SYMBOL_BFD_SECTION (symbol)->owner, |
| SYMBOL_BFD_SECTION (symbol))); |
| break; |
| |
| case LOC_INDIRECT: |
| fprintf_filtered (outfile, "extern global at *("); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile); |
| fprintf_filtered (outfile, "),"); |
| break; |
| |
| case LOC_REGISTER: |
| fprintf_filtered (outfile, "register %ld", SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_ARG: |
| fprintf_filtered (outfile, "arg at offset 0x%lx", |
| SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_LOCAL_ARG: |
| fprintf_filtered (outfile, "arg at offset 0x%lx from fp", |
| SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_REF_ARG: |
| fprintf_filtered (outfile, "reference arg at 0x%lx", SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_REGPARM: |
| fprintf_filtered (outfile, "parameter register %ld", SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_REGPARM_ADDR: |
| fprintf_filtered (outfile, "address parameter register %ld", SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_LOCAL: |
| fprintf_filtered (outfile, "local at offset 0x%lx", |
| SYMBOL_VALUE (symbol)); |
| break; |
| |
| case LOC_BASEREG: |
| fprintf_filtered (outfile, "local at 0x%lx from register %d", |
| SYMBOL_VALUE (symbol), SYMBOL_BASEREG (symbol)); |
| break; |
| |
| case LOC_BASEREG_ARG: |
| fprintf_filtered (outfile, "arg at 0x%lx from register %d", |
| SYMBOL_VALUE (symbol), SYMBOL_BASEREG (symbol)); |
| break; |
| |
| case LOC_TYPEDEF: |
| break; |
| |
| case LOC_LABEL: |
| fprintf_filtered (outfile, "label at "); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile); |
| if (SYMBOL_BFD_SECTION (symbol)) |
| fprintf_filtered (outfile, " section %s", |
| bfd_section_name |
| (SYMBOL_BFD_SECTION (symbol)->owner, |
| SYMBOL_BFD_SECTION (symbol))); |
| break; |
| |
| case LOC_BLOCK: |
| fprintf_filtered (outfile, "block object "); |
| gdb_print_host_address (SYMBOL_BLOCK_VALUE (symbol), outfile); |
| fprintf_filtered (outfile, ", "); |
| print_address_numeric (BLOCK_START (SYMBOL_BLOCK_VALUE (symbol)), |
| 1, |
| outfile); |
| fprintf_filtered (outfile, ".."); |
| print_address_numeric (BLOCK_END (SYMBOL_BLOCK_VALUE (symbol)), |
| 1, |
| outfile); |
| if (SYMBOL_BFD_SECTION (symbol)) |
| fprintf_filtered (outfile, " section %s", |
| bfd_section_name |
| (SYMBOL_BFD_SECTION (symbol)->owner, |
| SYMBOL_BFD_SECTION (symbol))); |
| break; |
| |
| case LOC_UNRESOLVED: |
| fprintf_filtered (outfile, "unresolved"); |
| break; |
| |
| case LOC_OPTIMIZED_OUT: |
| fprintf_filtered (outfile, "optimized out"); |
| break; |
| |
| default: |
| fprintf_filtered (outfile, "botched symbol class %x", |
| SYMBOL_CLASS (symbol)); |
| break; |
| } |
| } |
| fprintf_filtered (outfile, "\n"); |
| return 1; |
| } |
| |
| void |
| maintenance_print_psymbols (char *args, int from_tty) |
| { |
| char **argv; |
| struct ui_file *outfile; |
| struct cleanup *cleanups; |
| char *symname = NULL; |
| char *filename = DEV_TTY; |
| struct objfile *objfile; |
| struct partial_symtab *ps; |
| |
| dont_repeat (); |
| |
| if (args == NULL) |
| { |
| error ("print-psymbols takes an output file name and optional symbol file name"); |
| } |
| else if ((argv = buildargv (args)) == NULL) |
| { |
| nomem (0); |
| } |
| cleanups = make_cleanup_freeargv (argv); |
| |
| if (argv[0] != NULL) |
| { |
| filename = argv[0]; |
| /* If a second arg is supplied, it is a source file name to match on */ |
| if (argv[1] != NULL) |
| { |
| symname = argv[1]; |
| } |
| } |
| |
| filename = tilde_expand (filename); |
| make_cleanup (xfree, filename); |
| |
| outfile = gdb_fopen (filename, FOPEN_WT); |
| if (outfile == 0) |
| perror_with_name (filename); |
| make_cleanup_ui_file_delete (outfile); |
| |
| immediate_quit++; |
| ALL_PSYMTABS (objfile, ps) |
| if (symname == NULL || (STREQ (symname, ps->filename))) |
| dump_psymtab (objfile, ps, outfile); |
| immediate_quit--; |
| do_cleanups (cleanups); |
| } |
| |
| static void |
| print_partial_symbols (struct partial_symbol **p, int count, char *what, |
| struct ui_file *outfile) |
| { |
| fprintf_filtered (outfile, " %s partial symbols:\n", what); |
| while (count-- > 0) |
| { |
| fprintf_filtered (outfile, " `%s'", SYMBOL_NAME (*p)); |
| if (SYMBOL_DEMANGLED_NAME (*p) != NULL) |
| { |
| fprintf_filtered (outfile, " `%s'", SYMBOL_DEMANGLED_NAME (*p)); |
| } |
| fputs_filtered (", ", outfile); |
| switch (SYMBOL_NAMESPACE (*p)) |
| { |
| case UNDEF_NAMESPACE: |
| fputs_filtered ("undefined namespace, ", outfile); |
| break; |
| case VAR_NAMESPACE: |
| /* This is the usual thing -- don't print it */ |
| break; |
| case STRUCT_NAMESPACE: |
| fputs_filtered ("struct namespace, ", outfile); |
| break; |
| case LABEL_NAMESPACE: |
| fputs_filtered ("label namespace, ", outfile); |
| break; |
| default: |
| fputs_filtered ("<invalid namespace>, ", outfile); |
| break; |
| } |
| switch (SYMBOL_CLASS (*p)) |
| { |
| case LOC_UNDEF: |
| fputs_filtered ("undefined", outfile); |
| break; |
| case LOC_CONST: |
| fputs_filtered ("constant int", outfile); |
| break; |
| case LOC_STATIC: |
| fputs_filtered ("static", outfile); |
| break; |
| case LOC_INDIRECT: |
| fputs_filtered ("extern global", outfile); |
| break; |
| case LOC_REGISTER: |
| fputs_filtered ("register", outfile); |
| break; |
| case LOC_ARG: |
| fputs_filtered ("pass by value", outfile); |
| break; |
| case LOC_REF_ARG: |
| fputs_filtered ("pass by reference", outfile); |
| break; |
| case LOC_REGPARM: |
| fputs_filtered ("register parameter", outfile); |
| break; |
| case LOC_REGPARM_ADDR: |
| fputs_filtered ("register address parameter", outfile); |
| break; |
| case LOC_LOCAL: |
| fputs_filtered ("stack parameter", outfile); |
| break; |
| case LOC_TYPEDEF: |
| fputs_filtered ("type", outfile); |
| break; |
| case LOC_LABEL: |
| fputs_filtered ("label", outfile); |
| break; |
| case LOC_BLOCK: |
| fputs_filtered ("function", outfile); |
| break; |
| case LOC_CONST_BYTES: |
| fputs_filtered ("constant bytes", outfile); |
| break; |
| case LOC_LOCAL_ARG: |
| fputs_filtered ("shuffled arg", outfile); |
| break; |
| case LOC_UNRESOLVED: |
| fputs_filtered ("unresolved", outfile); |
| break; |
| case LOC_OPTIMIZED_OUT: |
| fputs_filtered ("optimized out", outfile); |
| break; |
| default: |
| fputs_filtered ("<invalid location>", outfile); |
| break; |
| } |
| fputs_filtered (", ", outfile); |
| print_address_numeric (SYMBOL_VALUE_ADDRESS (*p), 1, outfile); |
| fprintf_filtered (outfile, "\n"); |
| p++; |
| } |
| } |
| |
| void |
| maintenance_print_msymbols (char *args, int from_tty) |
| { |
| char **argv; |
| struct ui_file *outfile; |
| struct cleanup *cleanups; |
| char *filename = DEV_TTY; |
| char *symname = NULL; |
| struct objfile *objfile; |
| |
| dont_repeat (); |
| |
| if (args == NULL) |
| { |
| error ("print-msymbols takes an output file name and optional symbol file name"); |
| } |
| else if ((argv = buildargv (args)) == NULL) |
| { |
| nomem (0); |
| } |
| cleanups = make_cleanup_freeargv (argv); |
| |
| if (argv[0] != NULL) |
| { |
| filename = argv[0]; |
| /* If a second arg is supplied, it is a source file name to match on */ |
| if (argv[1] != NULL) |
| { |
| symname = argv[1]; |
| } |
| } |
| |
| filename = tilde_expand (filename); |
| make_cleanup (xfree, filename); |
| |
| outfile = gdb_fopen (filename, FOPEN_WT); |
| if (outfile == 0) |
| perror_with_name (filename); |
| make_cleanup_ui_file_delete (outfile); |
| |
| immediate_quit++; |
| ALL_OBJFILES (objfile) |
| if (symname == NULL || (STREQ (symname, objfile->name))) |
| dump_msymbols (objfile, outfile); |
| immediate_quit--; |
| fprintf_filtered (outfile, "\n\n"); |
| do_cleanups (cleanups); |
| } |
| |
| void |
| maintenance_print_objfiles (char *ignore, int from_tty) |
| { |
| struct objfile *objfile; |
| |
| dont_repeat (); |
| |
| immediate_quit++; |
| ALL_OBJFILES (objfile) |
| dump_objfile (objfile); |
| immediate_quit--; |
| } |
| |
| /* Check consistency of psymtabs and symtabs. */ |
| |
| void |
| maintenance_check_symtabs (char *ignore, int from_tty) |
| { |
| register struct symbol *sym; |
| register struct partial_symbol **psym; |
| register struct symtab *s = NULL; |
| register struct partial_symtab *ps; |
| struct blockvector *bv; |
| register struct objfile *objfile; |
| register struct block *b; |
| int length; |
| |
| ALL_PSYMTABS (objfile, ps) |
| { |
| s = PSYMTAB_TO_SYMTAB (ps); |
| if (s == NULL) |
| continue; |
| bv = BLOCKVECTOR (s); |
| b = BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK); |
| psym = ps->objfile->static_psymbols.list + ps->statics_offset; |
| length = ps->n_static_syms; |
| while (length--) |
| { |
| sym = lookup_block_symbol (b, SYMBOL_NAME (*psym), |
| NULL, SYMBOL_NAMESPACE (*psym)); |
| if (!sym) |
| { |
| printf_filtered ("Static symbol `"); |
| puts_filtered (SYMBOL_NAME (*psym)); |
| printf_filtered ("' only found in "); |
| puts_filtered (ps->filename); |
| printf_filtered (" psymtab\n"); |
| } |
| psym++; |
| } |
| b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK); |
| psym = ps->objfile->global_psymbols.list + ps->globals_offset; |
| length = ps->n_global_syms; |
| while (length--) |
| { |
| sym = lookup_block_symbol (b, SYMBOL_NAME (*psym), |
| NULL, SYMBOL_NAMESPACE (*psym)); |
| if (!sym) |
| { |
| printf_filtered ("Global symbol `"); |
| puts_filtered (SYMBOL_NAME (*psym)); |
| printf_filtered ("' only found in "); |
| puts_filtered (ps->filename); |
| printf_filtered (" psymtab\n"); |
| } |
| psym++; |
| } |
| if (ps->texthigh < ps->textlow) |
| { |
| printf_filtered ("Psymtab "); |
| puts_filtered (ps->filename); |
| printf_filtered (" covers bad range "); |
| print_address_numeric (ps->textlow, 1, gdb_stdout); |
| printf_filtered (" - "); |
| print_address_numeric (ps->texthigh, 1, gdb_stdout); |
| printf_filtered ("\n"); |
| continue; |
| } |
| if (ps->texthigh == 0) |
| continue; |
| if (ps->textlow < BLOCK_START (b) || ps->texthigh > BLOCK_END (b)) |
| { |
| printf_filtered ("Psymtab "); |
| puts_filtered (ps->filename); |
| printf_filtered (" covers "); |
| print_address_numeric (ps->textlow, 1, gdb_stdout); |
| printf_filtered (" - "); |
| print_address_numeric (ps->texthigh, 1, gdb_stdout); |
| printf_filtered (" but symtab covers only "); |
| print_address_numeric (BLOCK_START (b), 1, gdb_stdout); |
| printf_filtered (" - "); |
| print_address_numeric (BLOCK_END (b), 1, gdb_stdout); |
| printf_filtered ("\n"); |
| } |
| } |
| } |
| |
| |
| /* Return the nexting depth of a block within other blocks in its symtab. */ |
| |
| static int |
| block_depth (struct block *block) |
| { |
| register int i = 0; |
| while ((block = BLOCK_SUPERBLOCK (block)) != NULL) |
| { |
| i++; |
| } |
| return i; |
| } |
| |
| |
| /* Increase the space allocated for LISTP, which is probably |
| global_psymbols or static_psymbols. This space will eventually |
| be freed in free_objfile(). */ |
| |
| void |
| extend_psymbol_list (register struct psymbol_allocation_list *listp, |
| struct objfile *objfile) |
| { |
| int new_size; |
| if (listp->size == 0) |
| { |
| new_size = 255; |
| listp->list = (struct partial_symbol **) |
| xmmalloc (objfile->md, new_size * sizeof (struct partial_symbol *)); |
| } |
| else |
| { |
| new_size = listp->size * 2; |
| listp->list = (struct partial_symbol **) |
| xmrealloc (objfile->md, (char *) listp->list, |
| new_size * sizeof (struct partial_symbol *)); |
| } |
| /* Next assumes we only went one over. Should be good if |
| program works correctly */ |
| listp->next = listp->list + listp->size; |
| listp->size = new_size; |
| } |
| |
| |
| /* Do early runtime initializations. */ |
| void |
| _initialize_symmisc (void) |
| { |
| std_in = stdin; |
| std_out = stdout; |
| std_err = stderr; |
| } |