/* Do various things to symbol tables (other than lookup), for GDB.
Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2007, 2008, 2009
+ 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of GDB.
#include "gdb_string.h"
#include "readline/readline.h"
+#include "psymtab.h"
+
#ifndef DEV_TTY
#define DEV_TTY "/dev/tty"
#endif
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 gdbarch *,
- struct partial_symbol **, int,
- char *, struct ui_file *);
-
void _initialize_symmisc (void);
struct print_symbol_args
void
free_symtab (struct symtab *s)
{
- int i, n;
- struct blockvector *bv;
-
switch (s->free_code)
{
case free_nothing:
struct program_space *pspace;
struct objfile *objfile;
struct symtab *s;
- struct partial_symtab *ps;
int i, linetables, blockvectors;
immediate_quit++;
if (OBJSTAT (objfile, n_types) > 0)
printf_filtered (_(" Number of \"types\" defined: %d\n"),
OBJSTAT (objfile, n_types));
- i = 0;
- ALL_OBJFILE_PSYMTABS (objfile, ps)
- {
- if (ps->readin == 0)
- i++;
- }
- printf_filtered (_(" Number of psym tables (not yet expanded): %d\n"), i);
+ if (objfile->sf)
+ objfile->sf->qf->print_stats (objfile);
i = linetables = blockvectors = 0;
ALL_OBJFILE_SYMTABS (objfile, s)
{
dump_objfile (struct objfile *objfile)
{
struct symtab *symtab;
- struct partial_symtab *psymtab;
printf_filtered ("\nObject file %s: ", objfile->name);
printf_filtered ("Objfile at ");
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->sf)
+ objfile->sf->qf->dump (objfile);
if (objfile->symtabs)
{
fprintf_filtered (outfile, "\n");
}
-static void
-dump_psymtab (struct objfile *objfile, struct partial_symtab *psymtab,
- struct ui_file *outfile)
-{
- struct gdbarch *gdbarch = get_objfile_arch (objfile);
- 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 (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 (" ");
- fputs_filtered (paddress (gdbarch,
- ANOFFSET (psymtab->section_offsets, i)),
- outfile);
- }
- fprintf_filtered (outfile, "\n");
-
- fprintf_filtered (outfile, " Symbols cover text addresses ");
- fputs_filtered (paddress (gdbarch, psymtab->textlow), outfile);
- fprintf_filtered (outfile, "-");
- fputs_filtered (paddress (gdbarch, psymtab->texthigh), 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 (gdbarch,
- objfile->global_psymbols.list
- + psymtab->globals_offset,
- psymtab->n_global_syms, "Global", outfile);
- }
- if (psymtab->n_static_syms > 0)
- {
- print_partial_symbols (gdbarch,
- objfile->static_psymbols.list
- + psymtab->statics_offset,
- psymtab->n_static_syms, "Static", outfile);
- }
- fprintf_filtered (outfile, "\n");
-}
-
static void
dump_symtab_1 (struct objfile *objfile, struct symtab *symtab,
struct ui_file *outfile)
struct gdbarch *gdbarch = get_objfile_arch (objfile);
int i;
struct dict_iterator iter;
- int len, blen;
+ int len;
struct linetable *l;
struct blockvector *bv;
struct symbol *sym;
ALL_BLOCK_SYMBOLS (b, iter, sym)
{
struct print_symbol_args s;
+
s.gdbarch = gdbarch;
s.symbol = sym;
s.depth = depth + 1;
{
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++)
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"));
- }
- argv = gdb_buildargv (args);
- 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 || strcmp (symname, ps->filename) == 0)
- dump_psymtab (objfile, ps, outfile);
- immediate_quit--;
- do_cleanups (cleanups);
-}
-
-static void
-print_partial_symbols (struct gdbarch *gdbarch,
- 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_LINKAGE_NAME (*p));
- if (SYMBOL_DEMANGLED_NAME (*p) != NULL)
- {
- fprintf_filtered (outfile, " `%s'", SYMBOL_DEMANGLED_NAME (*p));
- }
- fputs_filtered (", ", outfile);
- switch (SYMBOL_DOMAIN (*p))
- {
- case UNDEF_DOMAIN:
- fputs_filtered ("undefined domain, ", outfile);
- break;
- case VAR_DOMAIN:
- /* This is the usual thing -- don't print it */
- break;
- case STRUCT_DOMAIN:
- fputs_filtered ("struct domain, ", outfile);
- break;
- case LABEL_DOMAIN:
- fputs_filtered ("label domain, ", outfile);
- break;
- default:
- fputs_filtered ("<invalid domain>, ", 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_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_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_UNRESOLVED:
- fputs_filtered ("unresolved", outfile);
- break;
- case LOC_OPTIMIZED_OUT:
- fputs_filtered ("optimized out", outfile);
- break;
- case LOC_COMPUTED:
- fputs_filtered ("computed at runtime", outfile);
- break;
- default:
- fputs_filtered ("<invalid location>", outfile);
- break;
- }
- fputs_filtered (", ", outfile);
- fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (*p)), outfile);
- fprintf_filtered (outfile, "\n");
- p++;
- }
-}
-
void
maintenance_print_msymbols (char *args, int from_tty)
{
printf_filtered ("}\n");
}
}
-
-
-/* List all the partial symbol tables whose names match REGEXP (optional). */
-void
-maintenance_info_psymtabs (char *regexp, int from_tty)
-{
- struct program_space *pspace;
- struct objfile *objfile;
-
- if (regexp)
- re_comp (regexp);
-
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
- {
- struct gdbarch *gdbarch = get_objfile_arch (objfile);
- struct partial_symtab *psymtab;
-
- /* We don't want to print anything for this objfile until we
- actually find a symtab whose name matches. */
- int printed_objfile_start = 0;
-
- ALL_OBJFILE_PSYMTABS (objfile, psymtab)
- {
- QUIT;
-
- if (! regexp
- || re_exec (psymtab->filename))
- {
- if (! printed_objfile_start)
- {
- printf_filtered ("{ objfile %s ", objfile->name);
- wrap_here (" ");
- printf_filtered ("((struct objfile *) %s)\n",
- host_address_to_string (objfile));
- printed_objfile_start = 1;
- }
-
- printf_filtered (" { psymtab %s ", psymtab->filename);
- wrap_here (" ");
- printf_filtered ("((struct partial_symtab *) %s)\n",
- host_address_to_string (psymtab));
-
- printf_filtered (" readin %s\n",
- psymtab->readin ? "yes" : "no");
- printf_filtered (" fullname %s\n",
- psymtab->fullname ? psymtab->fullname : "(null)");
- printf_filtered (" text addresses ");
- fputs_filtered (paddress (gdbarch, psymtab->textlow),
- gdb_stdout);
- printf_filtered (" -- ");
- fputs_filtered (paddress (gdbarch, psymtab->texthigh),
- gdb_stdout);
- printf_filtered ("\n");
- printf_filtered (" globals ");
- if (psymtab->n_global_syms)
- {
- printf_filtered ("(* (struct partial_symbol **) %s @ %d)\n",
- host_address_to_string (psymtab->objfile->global_psymbols.list
- + psymtab->globals_offset),
- psymtab->n_global_syms);
- }
- else
- printf_filtered ("(none)\n");
- printf_filtered (" statics ");
- if (psymtab->n_static_syms)
- {
- printf_filtered ("(* (struct partial_symbol **) %s @ %d)\n",
- host_address_to_string (psymtab->objfile->static_psymbols.list
- + psymtab->statics_offset),
- psymtab->n_static_syms);
- }
- else
- printf_filtered ("(none)\n");
- printf_filtered (" dependencies ");
- if (psymtab->number_of_dependencies)
- {
- int i;
-
- printf_filtered ("{\n");
- for (i = 0; i < psymtab->number_of_dependencies; i++)
- {
- struct partial_symtab *dep = psymtab->dependencies[i];
-
- /* Note the string concatenation there --- no comma. */
- printf_filtered (" psymtab %s "
- "((struct partial_symtab *) %s)\n",
- dep->filename,
- host_address_to_string (dep));
- }
- printf_filtered (" }\n");
- }
- else
- printf_filtered ("(none)\n");
- printf_filtered (" }\n");
- }
- }
-
- if (printed_objfile_start)
- printf_filtered ("}\n");
- }
-}
-
-
-/* Check consistency of psymtabs and symtabs. */
-
-void
-maintenance_check_symtabs (char *ignore, int from_tty)
-{
- struct symbol *sym;
- struct partial_symbol **psym;
- struct symtab *s = NULL;
- struct partial_symtab *ps;
- struct blockvector *bv;
- struct objfile *objfile;
- struct block *b;
- int length;
-
- ALL_PSYMTABS (objfile, ps)
- {
- struct gdbarch *gdbarch = get_objfile_arch (objfile);
- 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_LINKAGE_NAME (*psym),
- NULL, SYMBOL_DOMAIN (*psym));
- if (!sym)
- {
- printf_filtered ("Static symbol `");
- puts_filtered (SYMBOL_LINKAGE_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_LINKAGE_NAME (*psym),
- NULL, SYMBOL_DOMAIN (*psym));
- if (!sym)
- {
- printf_filtered ("Global symbol `");
- puts_filtered (SYMBOL_LINKAGE_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 ");
- fputs_filtered (paddress (gdbarch, ps->textlow), gdb_stdout);
- printf_filtered (" - ");
- fputs_filtered (paddress (gdbarch, ps->texthigh), 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 ");
- fputs_filtered (paddress (gdbarch, ps->textlow), gdb_stdout);
- printf_filtered (" - ");
- fputs_filtered (paddress (gdbarch, ps->texthigh), gdb_stdout);
- printf_filtered (" but symtab covers only ");
- fputs_filtered (paddress (gdbarch, BLOCK_START (b)), gdb_stdout);
- printf_filtered (" - ");
- fputs_filtered (paddress (gdbarch, BLOCK_END (b)), gdb_stdout);
- printf_filtered ("\n");
- }
- }
-}
\f
/* Return the nexting depth of a block within other blocks in its symtab. */
block_depth (struct block *block)
{
int i = 0;
+
while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
{
i++;
}
\f
-/* 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 (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 *));
- }
- else
- {
- new_size = listp->size * 2;
- listp->list = (struct partial_symbol **)
- xrealloc ((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)