-/* Do various things to symbol tables (other than lookup)), for GDB.
- Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc.
+/* Do various things to symbol tables (other than lookup), for GDB.
+ Copyright 1986, 1987, 1989, 1991-1996, 1998, 2000 Free Software Foundation, Inc.
-This file is part of GDB.
+ This file is part of GDB.
-GDB 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 1, 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.
-GDB 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 GDB; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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 "param.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 <stdio.h>
-#include <obstack.h>
+#include "gdb_string.h"
-static void free_symtab ();
+#ifndef DEV_TTY
+#define DEV_TTY "/dev/tty"
+#endif
-\f
-/* Free all the symtabs that are currently installed,
- and all storage associated with them.
- Leaves us in a consistent state with no symtabs installed. */
+/* 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;
-void
-free_all_symtabs ()
-{
- register struct symtab *s, *snext;
+/* Prototypes for local functions */
- /* All values will be invalid because their types will be! */
+static void dump_symtab (struct objfile *, struct symtab *,
+ struct ui_file *);
- clear_value_history ();
- clear_displays ();
- clear_internalvars ();
-#if defined (CLEAR_SOLIB)
- CLEAR_SOLIB ();
-#endif
- set_default_breakpoint (0, 0, 0, 0);
+static void dump_psymtab (struct objfile *, struct partial_symtab *,
+ struct ui_file *);
- current_source_symtab = 0;
+static void dump_msymbols (struct objfile *, struct ui_file *);
- for (s = symtab_list; s; s = snext)
- {
- snext = s->next;
- free_symtab (s);
- }
- symtab_list = 0;
- obstack_free (symbol_obstack, 0);
- obstack_init (symbol_obstack);
-
- if (misc_function_vector)
- free (misc_function_vector);
- misc_function_count = 0;
- misc_function_vector = 0;
- clear_pc_function_cache();
-}
+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 *);
+\f
/* Free a struct block <- B and all the symbols defined in that block. */
static void
-free_symtab_block (b)
- struct block *b;
+free_symtab_block (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.
which maybe per symtab even when the rest is not).
It is s->free_code that says which alternative to use. */
-static void
-free_symtab (s)
- register struct symtab *s;
+void
+free_symtab (register struct symtab *s)
{
register int i, n;
register struct blockvector *bv;
- register struct typevector *tv;
switch (s->free_code)
{
case free_nothing:
- /* All the contents are part of a big block of memory
- and some other symtab is in charge of freeing that block.
- Therefore, do 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. */
+ 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);
- /* Free the type vector. */
- tv = TYPEVECTOR (s);
- free (tv);
+ 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 symbatb, except for our linetable.
- Free that now. */
- free (LINETABLE (s));
+ or by some other symtab, except for our linetable.
+ Free that now. */
+ if (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);
}
-/* If a symtab for filename NAME is found, free it along
- with any dependent breakpoints, displays, etc.
- Used when loading new versions of object modules with the "add-file"
- command.
-
- FIXME. I think this is not the right way to do this. It needs further
- investigation, though. -- gnu@cygnus */
+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
-free_named_symtab (name)
- char *name;
+print_objfile_statistics (void)
{
- register struct symtab *s;
- register struct symtab *prev;
- struct blockvector *bv;
+ struct objfile *objfile;
-#if 0 /* FIXME */
- /* Look for a symtab with the specified name.
- We can't use lookup_symtab () for this, since it
- might generate a recursive call to psymtab_to_symtab (). */
+ 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 (struct objfile *objfile)
+{
+ struct symtab *symtab;
+ struct partial_symtab *psymtab;
- for (s = symtab_list; s; s = s->next)
+ 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)
{
- if (!strcmp (name, s->filename))
- break;
- prev = s;
+ 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 (s)
+ if (objfile->symtabs)
{
- if (s == symtab_list)
- symtab_list = s->next;
- else
- prev->next = s->next;
-
- /* For now, delete all breakpoints, displays, etc., whether or
- not they depend on the symtab being freed. This should be
- changed so that only those data structures affected are deleted. */
-
- /* But don't delete anything if the symtab is empty.
- This test is necessary due to a bug in "dbxread.c" that
- causes empty symtabs to be created for N_SO symbols that
- contain the pathname of the object file. (This problem
- has been fixed in GDB 3.9x). */
-
- bv = BLOCKLIST (s);
- if (BLOCKLIST_NBLOCKS (bv) > 2
- || BLOCK_NSYMS (BLOCKVECTOR_BLOCK (bv, 0))
- || BLOCK_NSYMS (BLOCKVECTOR_BLOCK (bv, 1)))
+ printf_filtered ("Symtabs:\n");
+ for (symtab = objfile->symtabs;
+ symtab != NULL;
+ symtab = symtab->next)
{
- /* Took the following line out because GDB ends up printing it
- many times when a given module is loaded, because each module
- contains many symtabs. */
- /*
- printf ("Clearing breakpoints and resetting debugger state.\n");
- */
-
- clear_value_history ();
- clear_displays ();
- clear_internalvars ();
- clear_breakpoints ();
- set_default_breakpoint (0, 0, 0, 0);
- current_source_symtab = 0;
+ 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. */
- free_symtab (s);
+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;
}
- else
- /* It is still possible that some breakpoints will be affected
- even though no symtab was found, since the file might have
- been compiled without debugging, and hence not be associated
- with a symtab. In order to handle this correctly, we would need
- to keep a list of text address ranges for undebuggable files.
- For now, we do nothing, since this is a fairly obscure case. */
- ;
-#endif /* FIXME */
+ 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");
}
-\f
-static int block_depth ();
-static void print_symbol ();
+static void
+dump_psymtab (struct objfile *objfile, struct partial_symtab *psymtab,
+ struct ui_file *outfile)
+{
+ int i;
-void
-print_symtabs (filename)
- char *filename;
+ 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)
{
- 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();
- if (filename == 0)
- error_no_arg ("file to write symbol data in");
+ 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));
- 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)
+ /* First print the line table. */
+ l = LINETABLE (symtab);
+ if (l)
{
- /* First print the line table. */
- fprintf (outfile, "Symtab for file %s\n\n", s->filename);
- fprintf (outfile, "Line table:\n\n");
- l = LINETABLE (s);
+ fprintf_filtered (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, " 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_host_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_host_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 (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 ();
- fprintf (outfile, "\n\n");
+ 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);
}
-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 (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 (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_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_EXTERNAL:
- fprintf (outfile, "external at 0x%x", SYMBOL_VALUE_ADDRESS (symbol));
+ case LOC_OPTIMIZED_OUT:
+ fprintf_filtered (outfile, "optimized out");
break;
- default:
- fprintf (outfile, "botched symbol class %x", SYMBOL_CLASS (symbol));
+ default:
+ fprintf_filtered (outfile, "botched symbol class %x",
+ SYMBOL_CLASS (symbol));
break;
}
}
- fprintf (outfile, "\n");
+ 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),
+ 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");
+ }
+ }
+}
+\f
+
/* Return the nexting depth of a block within other blocks in its symtab. */
static int
-block_depth (block)
- struct block *block;
+block_depth (struct block *block)
{
register int i = 0;
- while (block = BLOCK_SUPERBLOCK (block)) i++;
+ while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
+ {
+ i++;
+ }
return i;
}
\f
-/*
- * Free all partial_symtab storage.
- */
+
+/* Increase the space allocated for LISTP, which is probably
+ global_psymbols or static_psymbols. This space will eventually
+ be freed in free_objfile(). */
+
void
-free_all_psymtabs()
+extend_psymbol_list (register struct psymbol_allocation_list *listp,
+ struct objfile *objfile)
{
- obstack_free (psymbol_obstack, 0);
- obstack_init (psymbol_obstack);
- partial_symtab_list = (struct partial_symtab *) 0;
+ 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;
}
-\f
+
+
+/* Do early runtime initializations. */
void
-_initialize_symmisc ()
+_initialize_symmisc (void)
{
- symtab_list = (struct symtab *) 0;
- partial_symtab_list = (struct partial_symtab *) 0;
-
- add_com ("printsyms", class_obscure, print_symtabs,
- "Print dump of current symbol definitions to file OUTFILE.");
+ std_in = stdin;
+ std_out = stdout;
+ std_err = stderr;
}
-