X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fsymmisc.c;h=ca40a69f75a63945aeaa97aef201b0094832075b;hb=feb129926a8d12656f1ca4b7a8bb10268d3af4fb;hp=3c1df3e1f7af93a67c41b1d9c46f61c911457d8d;hpb=b440b1e9e4376498e106e92967563898a1f2ce4b;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/symmisc.c b/gdb/symmisc.c index 3c1df3e1f7..ca40a69f75 100644 --- a/gdb/symmisc.c +++ b/gdb/symmisc.c @@ -1,48 +1,101 @@ /* Do various things to symbol tables (other than lookup), for GDB. - Copyright 1986, 1987, 1989, 1991 Free Software Foundation, Inc. + Copyright 1986, 87, 89, 91, 92, 93, 94, 95, 96, 1998 + Free Software Foundation, Inc. -This file is part of GDB. + 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 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. + 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ + 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 #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 "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 PARAMS ((struct objfile *, struct symtab *, + GDB_FILE *)); + +static void dump_psymtab PARAMS ((struct objfile *, struct partial_symtab *, + GDB_FILE *)); + +static void dump_msymbols PARAMS ((struct objfile *, GDB_FILE *)); + +static void dump_objfile PARAMS ((struct objfile *)); -#include +static int block_depth PARAMS ((struct block *)); + +static void print_partial_symbols PARAMS ((struct partial_symbol **, int, + char *, GDB_FILE *)); + +static void free_symtab_block PARAMS ((struct objfile *, struct block *)); + +void _initialize_symmisc PARAMS ((void)); + +struct print_symbol_args + { + struct symbol *symbol; + int depth; + GDB_FILE *outfile; + }; + +static int print_symbol PARAMS ((PTR)); + +static void +free_symtab_block PARAMS ((struct objfile *, struct block *)); + /* Free a struct block <- B and all the symbols defined in that block. */ static void -free_symtab_block (b) +free_symtab_block (objfile, b) + struct objfile *objfile; struct block *b; { register int i, n; n = BLOCK_NSYMS (b); for (i = 0; i < n; i++) { - free (SYMBOL_NAME (BLOCK_SYM (b, i))); - free (BLOCK_SYM (b, i)); + mfree (objfile->md, SYMBOL_NAME (BLOCK_SYM (b, i))); + mfree (objfile->md, (PTR) BLOCK_SYM (b, i)); } - free (b); + mfree (objfile->md, (PTR) b); } /* Free all the storage associated with the struct symtab <- S. @@ -64,318 +117,696 @@ free_symtab (s) { 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. */ + 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. */ + 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 (BLOCKVECTOR_BLOCK (bv, i)); + free_symtab_block (s->objfile, BLOCKVECTOR_BLOCK (bv, i)); /* Free the blockvector itself. */ - free (bv); + mfree (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. */ + or by some other symtab, except for our linetable. + Free that now. */ if (LINETABLE (s)) - free (LINETABLE (s)); + mfree (s->objfile->md, (PTR) LINETABLE (s)); break; } /* If there is a single block of memory to free, free it. */ - if (s->free_ptr) - free (s->free_ptr); + if (s->free_ptr != NULL) + mfree (s->objfile->md, s->free_ptr); /* Free source-related stuff */ - if (s->line_charpos) - free (s->line_charpos); - if (s->fullname) - free (s->fullname); - free (s); + if (s->line_charpos != NULL) + mfree (s->objfile->md, (PTR) s->line_charpos); + if (s->fullname != NULL) + mfree (s->objfile->md, s->fullname); + if (s->debugformat != NULL) + mfree (s->objfile->md, s->debugformat); + mfree (s->objfile->md, (PTR) s); +} + +void +print_symbol_bcache_statistics () +{ + 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--; } - -static int block_depth (); -static void print_symbol (); -static void print_partial_symbol (); void -printsyms_command (filename) - char *filename; +print_objfile_statistics () +{ + 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", + obstack_memory_used (&objfile->psymbol_cache.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 (objfile) + struct objfile *objfile; +{ + struct symtab *symtab; + struct partial_symtab *psymtab; + + printf_filtered ("\nObject file %s: ", objfile->name); + printf_filtered ("Objfile at "); + gdb_print_address (objfile, gdb_stdout); + printf_filtered (", bfd at "); + gdb_print_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_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_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 (objfile, outfile) + struct objfile *objfile; + GDB_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 (objfile, psymtab, outfile) + struct objfile *objfile; + struct partial_symtab *psymtab; + GDB_FILE *outfile; +{ + int i; + + fprintf_filtered (outfile, "\nPartial symtab for source file %s ", + psymtab->filename); + fprintf_filtered (outfile, "(object "); + gdb_print_address (psymtab, outfile); + fprintf_filtered (outfile, ")\n\n"); + fprintf_unfiltered (outfile, " Read from object file %s (", + objfile->name); + gdb_print_address (objfile, outfile); + fprintf_unfiltered (outfile, ")\n"); + + if (psymtab->readin) + { + fprintf_filtered (outfile, + " Full symtab was read (at "); + gdb_print_address (psymtab->symtab, outfile); + fprintf_filtered (outfile, " by function at "); + gdb_print_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_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 (objfile, symtab, outfile) + struct objfile *objfile; + struct symtab *symtab; + GDB_FILE *outfile; { - FILE *outfile; - register struct symtab *s; register int i, j; int len, blen; register struct linetable *l; struct blockvector *bv; register struct block *b; int depth; - struct cleanup *cleanups; - extern int fclose(); - char *symname; - - if (filename == 0) - error_no_arg ("file to write symbol data in"); - - /* If a second arg is supplied, it is a source file name to match on */ - symname = strchr (filename, ' '); - if (symname) - *symname++ = '\0'; - - filename = tilde_expand (filename); - make_cleanup (free, filename); - - outfile = fopen (filename, "w"); - if (outfile == 0) - perror_with_name (filename); - - cleanups = make_cleanup (fclose, outfile); - immediate_quit++; - for (s = symtab_list; s; s = s->next) + 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_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) { - /* If source file name is specified, reject all but that one. */ - if (symname) - if (0 != strncmp (symname, s->filename, strlen (symname))) - continue; - - fprintf (outfile, "Symtab for file %s\n", s->filename); - fprintf (outfile, "Read from object file %s (%x)\n", s->objfile->name, - s->objfile); - - /* First print the line table. */ - l = LINETABLE (s); - if (l) { - fprintf (outfile, "\nLine table:\n\n"); - len = l->nitems; - for (i = 0; i < len; i++) - fprintf (outfile, " line %d at %x\n", l->item[i].line, - l->item[i].pc); - } - /* Now print the block info. */ - fprintf (outfile, "\nBlockvector:\n\n"); - bv = BLOCKVECTOR (s); + 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 (outfile, "block #%03d (object 0x%x) ", i, b); - fprintf (outfile, "[0x%x..0x%x]", BLOCK_START (b), BLOCK_END (b)); + fprintf_filtered (outfile, "block #%03d, object at ", i); + gdb_print_address (b, outfile); if (BLOCK_SUPERBLOCK (b)) - fprintf (outfile, " (under 0x%x)", BLOCK_SUPERBLOCK (b)); - if (BLOCK_FUNCTION (b)) - fprintf (outfile, " %s", SYMBOL_NAME (BLOCK_FUNCTION (b))); - fputc ('\n', outfile); + { + fprintf_filtered (outfile, " under "); + gdb_print_address (BLOCK_SUPERBLOCK (b), outfile); + } blen = BLOCK_NSYMS (b); + 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 */ for (j = 0; j < blen; j++) { - print_symbol (BLOCK_SYM (b, j), depth + 1, outfile); + struct print_symbol_args s; + s.symbol = BLOCK_SYM (b, j); + 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 (args, from_tty) + char *args; + int from_tty; +{ + char **argv; + GDB_FILE *outfile; + struct cleanup *cleanups; + char *symname = NULL; + char *filename = DEV_TTY; + struct objfile *objfile; + struct symtab *s; - fprintf (outfile, "\n\n"); + 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 (free, filename); + outfile = gdb_fopen (filename, FOPEN_WT); + if (outfile == 0) + perror_with_name (filename); + make_cleanup ((make_cleanup_func) gdb_fclose, (char *) &outfile); + + immediate_quit++; + ALL_SYMTABS (objfile, s) + if (symname == NULL || (STREQ (symname, s->filename))) + dump_symtab (objfile, s, outfile); immediate_quit--; do_cleanups (cleanups); } -static void -print_symbol (symbol, depth, outfile) - struct symbol *symbol; - int depth; - FILE *outfile; +/* 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 (args) + PTR args; { + struct symbol *symbol = ((struct print_symbol_args *) args)->symbol; + int depth = ((struct print_symbol_args *) args)->depth; + GDB_FILE *outfile = ((struct print_symbol_args *) args)->outfile; + print_spaces (depth, outfile); if (SYMBOL_NAMESPACE (symbol) == LABEL_NAMESPACE) { - fprintf (outfile, "label %s at 0x%x\n", SYMBOL_NAME (symbol), - SYMBOL_VALUE_ADDRESS (symbol)); - return; + 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_NAME (SYMBOL_TYPE (symbol))) + if (TYPE_TAG_NAME (SYMBOL_TYPE (symbol))) { - type_print_1 (SYMBOL_TYPE (symbol), "", outfile, 1, depth); + LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth); } else { - fprintf (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)); - type_print_1 (SYMBOL_TYPE (symbol), "", outfile, 1, depth); + 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 (outfile, ";\n"); + fprintf_filtered (outfile, ";\n"); } else { if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF) - fprintf (outfile, "typedef "); + fprintf_filtered (outfile, "typedef "); if (SYMBOL_TYPE (symbol)) { - type_print_1 (SYMBOL_TYPE (symbol), SYMBOL_NAME (symbol), - outfile, 1, depth); - fprintf (outfile, "; "); + /* 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 (outfile, "%s ", SYMBOL_NAME (symbol)); + fprintf_filtered (outfile, "%s ", SYMBOL_SOURCE_NAME (symbol)); switch (SYMBOL_CLASS (symbol)) { case LOC_CONST: - fprintf (outfile, "const %ld (0x%lx),", - SYMBOL_VALUE (symbol), SYMBOL_VALUE (symbol)); + fprintf_filtered (outfile, "const %ld (0x%lx)", + SYMBOL_VALUE (symbol), + SYMBOL_VALUE (symbol)); break; case LOC_CONST_BYTES: - fprintf (outfile, "const %u hex bytes:", - TYPE_LENGTH (SYMBOL_TYPE (symbol))); { unsigned i; - for (i = 0; i < TYPE_LENGTH (SYMBOL_TYPE (symbol)); i++) - fprintf (outfile, " %2x", - (unsigned)SYMBOL_VALUE_BYTES (symbol) [i]); - fprintf (outfile, ","); + 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 (outfile, "static at 0x%x,", SYMBOL_VALUE_ADDRESS (symbol)); + 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 (outfile, "register %ld,", SYMBOL_VALUE (symbol)); + fprintf_filtered (outfile, "register %ld", SYMBOL_VALUE (symbol)); break; case LOC_ARG: - fprintf (outfile, "arg at 0x%lx,", SYMBOL_VALUE (symbol)); + fprintf_filtered (outfile, "arg at offset 0x%lx", + SYMBOL_VALUE (symbol)); break; case LOC_LOCAL_ARG: - fprintf (outfile, "arg at offset 0x%x from fp,", - SYMBOL_VALUE (symbol)); + fprintf_filtered (outfile, "arg at offset 0x%lx from fp", + SYMBOL_VALUE (symbol)); + break; case LOC_REF_ARG: - fprintf (outfile, "reference arg at 0x%lx,", SYMBOL_VALUE (symbol)); + fprintf_filtered (outfile, "reference arg at 0x%lx", SYMBOL_VALUE (symbol)); break; case LOC_REGPARM: - fprintf (outfile, "parameter register %ld,", SYMBOL_VALUE (symbol)); + 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 (outfile, "local at 0x%lx,", SYMBOL_VALUE (symbol)); + 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 (outfile, "label at 0x%lx", SYMBOL_VALUE_ADDRESS (symbol)); + 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 (outfile, "block (object 0x%x) starting at 0x%x,", - SYMBOL_BLOCK_VALUE (symbol), - BLOCK_START (SYMBOL_BLOCK_VALUE (symbol))); + fprintf_filtered (outfile, "block object "); + gdb_print_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; - default: - fprintf (outfile, "botched symbol class %x", SYMBOL_CLASS (symbol)); + 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 (outfile, "\n"); + fprintf_filtered (outfile, "\n"); + return 1; } void -printpsyms_command (filename) - char *filename; +maintenance_print_psymbols (args, from_tty) + char *args; + int from_tty; { - FILE *outfile; - struct partial_symtab *p; + char **argv; + GDB_FILE *outfile; struct cleanup *cleanups; - extern int fclose(); - char *symname; + char *symname = NULL; + char *filename = DEV_TTY; + struct objfile *objfile; + struct partial_symtab *ps; - if (filename == 0) - error_no_arg ("file to write partial symbol data in"); + dont_repeat (); - /* If a second arg is supplied, it is a source file name to match on */ - symname = strchr (filename, ' '); - if (symname) - *symname++ = '\0'; + 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 (free, filename); - - outfile = fopen (filename, "w"); + + outfile = gdb_fopen (filename, FOPEN_WT); if (outfile == 0) perror_with_name (filename); + make_cleanup ((make_cleanup_func) gdb_fclose, &outfile); - cleanups = make_cleanup (fclose, outfile); immediate_quit++; - - for (p = partial_symtab_list; p; p = p->next) - { - /* If source file name is specified, reject all but that one. */ - if (symname) - if (0 != strncmp (symname, p->filename, strlen (symname))) - continue; - - fprintf_filtered (outfile, "Partial symtab for source file %s ", - p->filename); - fprintf_filtered (outfile, "(object 0x%x)\n\n", p); - fprintf (outfile, " Read from object file %s (0x%x)\n", p->objfile->name, - p->objfile); - - if (p->readin) - fprintf_filtered (outfile, " Full symtab was read (at 0x%x by function at 0x%x)\n", - p->symtab, p->read_symtab); - fprintf_filtered (outfile, " Relocate symbols by 0x%x\n", p->addr); - fprintf_filtered (outfile, " Symbols cover text addresses 0x%x-0x%x\n", - p->textlow, p->texthigh); - fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n", - p->number_of_dependencies); - if (p->n_global_syms > 0) - print_partial_symbol (global_psymbols.list + p->globals_offset, - p->n_global_syms, "Global", outfile); - if (p->n_static_syms > 0) - print_partial_symbol (static_psymbols.list + p->statics_offset, - p->n_static_syms, "Static", outfile); - fprintf_filtered (outfile, "\n\n"); - } - + 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_symbol (p, count, what, outfile) -struct partial_symbol *p; -int count; -char *what; -FILE *outfile; +print_partial_symbols (p, count, what, outfile) + struct partial_symbol **p; + int count; + char *what; + GDB_FILE *outfile; { - fprintf_filtered (outfile, " %s partial symbols:\n", what); while (count-- > 0) { - fprintf_filtered (outfile, " `%s', ", SYMBOL_NAME(p)); - switch (SYMBOL_NAMESPACE (p)) + 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); @@ -393,7 +824,7 @@ FILE *outfile; fputs_filtered (", ", outfile); break; } - switch (SYMBOL_CLASS (p)) + switch (SYMBOL_CLASS (*p)) { case LOC_UNDEF: fputs_filtered ("undefined", outfile); @@ -404,6 +835,9 @@ FILE *outfile; 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; @@ -416,6 +850,9 @@ FILE *outfile; 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; @@ -434,132 +871,213 @@ FILE *outfile; 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 ("", outfile); break; } fputs_filtered (", ", outfile); - fprintf_filtered (outfile, "0x%x\n", SYMBOL_VALUE (p)); + print_address_numeric (SYMBOL_VALUE_ADDRESS (*p), 1, outfile); + fprintf_filtered (outfile, "\n"); p++; } } -/* Return the nexting depth of a block within other blocks in its symtab. */ - -static int -block_depth (block) - struct block *block; -{ - register int i = 0; - while (block = BLOCK_SUPERBLOCK (block)) i++; - return i; -} - -static void -printobjfiles_command () +void +maintenance_print_msymbols (args, from_tty) + char *args; + int from_tty; { + char **argv; + GDB_FILE *outfile; + struct cleanup *cleanups; + char *filename = DEV_TTY; + char *symname = NULL; struct objfile *objfile; - struct symtab *symtab; - struct partial_symtab *psymtab; - int first; - for (objfile = object_files; objfile; objfile = objfile->next) { - printf_filtered ("\nObject file %s: ", objfile->name); - printf_filtered ("Objfile at %x, bfd at %x\n\n", objfile, objfile->obfd); + dont_repeat (); - if (objfile->psymtabs) { - printf_filtered ("Psymtabs:\n"); - for (psymtab = objfile->psymtabs; - psymtab; - psymtab = psymtab->objfile_chain) { - printf_filtered ("%s at %x, ", psymtab->filename, psymtab); - if (psymtab->objfile != objfile) - printf_filtered ("NOT ON CHAIN! "); - wrap_here (" "); - } - printf_filtered ("\n\n"); + 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 (objfile->symtabs) { - printf_filtered ("Symtabs:\n"); - for (symtab = objfile->symtabs; - symtab; - symtab = symtab->objfile_chain) { - printf_filtered ("%s at %x, ", symtab->filename, symtab); - if (symtab->objfile != objfile) - printf_filtered ("NOT ON CHAIN! "); - wrap_here (" "); - } - printf_filtered ("\n\n"); + 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]; + } } - } - /* Now check for psymtabs that aren't owned by an objfile. */ + filename = tilde_expand (filename); + make_cleanup (free, filename); - first = 1; - for (psymtab = partial_symtab_list; psymtab; psymtab = psymtab->next) { - for (objfile = object_files; objfile; objfile = objfile->next) { - if (psymtab->objfile == objfile) - goto next; - } - if (first) - printf_filtered ("Psymtabs that aren't owned by any objfile:\n"); - first = 0; - printf_filtered (" %s at %x, psymtab->objfile %x\n", psymtab->filename, - psymtab, psymtab->objfile); - next: ; - } + outfile = gdb_fopen (filename, FOPEN_WT); + if (outfile == 0) + perror_with_name (filename); + make_cleanup ((make_cleanup_func) gdb_fclose, &outfile); - /* Now check for symtabs that aren't owned by an objfile. */ + 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); +} - first = 1; - for (symtab = symtab_list; symtab; symtab = symtab->next) { - for (objfile = object_files; objfile; objfile = objfile->next) { - if (symtab->objfile == objfile) - goto next2; - } - if (first) - printf_filtered ("Symtabs that aren't owned by any objfile:\n"); - first = 0; - printf_filtered (" %s at %x, symtab->objfile %x\n", symtab->filename, - symtab, symtab->objfile); - next2: ; +void +maintenance_print_objfiles (ignore, from_tty) + 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 (ignore, from_tty) + 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), + 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), + 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"); + } } } -struct cplus_struct_type cplus_struct_default; -void -allocate_cplus_struct_type (type) - struct type *type; +/* Return the nexting depth of a block within other blocks in its symtab. */ + +static int +block_depth (block) + struct block *block; { - if (!HAVE_CPLUS_STRUCT (type)) + register int i = 0; + while ((block = BLOCK_SUPERBLOCK (block)) != NULL) { - int nfields = TYPE_NFIELDS (type); - TYPE_CPLUS_SPECIFIC (type) = (struct cplus_struct_type *) - obstack_alloc (symbol_obstack, sizeof (struct cplus_struct_type)); - *(TYPE_CPLUS_SPECIFIC(type)) = cplus_struct_default; + i++; } + return i; } + -/* Increase the space allocated for LISTP. */ +/* 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(listp) +extend_psymbol_list (listp, objfile) register struct psymbol_allocation_list *listp; + struct objfile *objfile; { int new_size; if (listp->size == 0) { new_size = 255; - listp->list = (struct partial_symbol *) - xmalloc (new_size * sizeof (struct partial_symbol)); + 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 *) - xrealloc (listp->list, new_size * sizeof (struct partial_symbol)); + 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 */ @@ -567,77 +1085,12 @@ extend_psymbol_list(listp) listp->size = new_size; } -#ifdef DEBUG - -/* The work performed by this function is normally done by the macro - ADD_PSYMBOL_TO_LIST defined in symfile.h. When debugging gdb, this - function makes things easier. */ - -void -add_psymbol_to_list (name, namelength, namespace, class, listp, psymval) - char *name; - int namelength; - enum namespace namespace; - enum address_class class; - struct psymbol_allocation_list *listp; - unsigned long psymval; -{ - register struct partial_symbol *psym; - - if (listp -> next >= listp -> list + listp -> size) - extend_psymbol_list (listp); - psym = listp -> next++; - SYMBOL_NAME (psym) = (char *) obstack_alloc (psymbol_obstack, - namelength + 1); - memcpy (SYMBOL_NAME (psym), name, namelength); - SYMBOL_NAME (psym)[namelength] = '\0'; - SYMBOL_NAMESPACE (psym) = namespace; - SYMBOL_CLASS (psym) = class; - SYMBOL_VALUE (psym) = psymval; -} - -/* The work performed by this function is normally done by the macro - ADD_PSYMBOL_ADDR_TO_LIST defined in symfile.h. When debugging gdb, this - function makes things easier. */ - -void -add_psymbol_addr_to_list (name, namelength, namespace, class, listp, psymval) - char *name; - int namelength; - enum namespace namespace; - enum address_class class; - struct psymbol_allocation_list *listp; - CORE_ADDR psymval; -{ - register struct partial_symbol *psym; - - if (listp -> next >= listp -> list + listp -> size) - extend_psymbol_list (listp); - psym = listp -> next++; - SYMBOL_NAME (psym) = (char *) obstack_alloc (psymbol_obstack, - namelength + 1); - memcpy (SYMBOL_NAME (psym), name, namelength); - SYMBOL_NAME (psym)[namelength] = '\0'; - SYMBOL_NAMESPACE (psym) = namespace; - SYMBOL_CLASS (psym) = class; - SYMBOL_VALUE_ADDRESS (psym) = psymval; -} - -#endif /* DEBUG */ +/* Do early runtime initializations. */ void _initialize_symmisc () { - symtab_list = (struct symtab *) 0; - partial_symtab_list = (struct partial_symtab *) 0; - - add_com ("printsyms", class_obscure, printsyms_command, - "Print dump of current symbol definitions to file OUTFILE.\n\ -If a SOURCE file is specified, dump only that file's symbols."); - add_com ("printpsyms", class_obscure, printpsyms_command, - "Print dump of current partial symbol definitions to file OUTFILE.\n\ -If a SOURCE file is specified, dump only that file's partial symbols."); - add_com ("printobjfiles", class_obscure, printobjfiles_command, - "Print dump of current object file definitions."); + std_in = stdin; + std_out = stdout; + std_err = stderr; } -