/* Debug logging for the symbol file functions for the GNU debugger, GDB.
- Copyright (C) 2013-2019 Free Software Foundation, Inc.
+ Copyright (C) 2013-2021 Free Software Foundation, Inc.
Contributed by Cygnus Support, using pieces from other GDB modules.
return symtab_to_filename_for_display (symtab);
}
\f
-/* Debugging version of struct quick_symbol_functions. */
-static int
-debug_qf_has_symbols (struct objfile *objfile)
+/* See objfiles.h. */
+
+bool
+objfile::has_partial_symbols ()
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- int retval;
+ bool retval = false;
- retval = debug_data->real_sf->qf->has_symbols (objfile);
+ /* If we have not read psymbols, but we have a function capable of reading
+ them, then that is an indication that they are in fact available. Without
+ this function the symbols may have been already read in but they also may
+ not be present in this objfile. */
+ for (const auto &iter : qf)
+ {
+ if ((flags & OBJF_PSYMTABS_READ) == 0
+ && iter->can_lazily_read_symbols ())
+ retval = true;
+ else
+ retval = iter->has_symbols (this);
+ if (retval)
+ break;
+ }
- fprintf_filtered (gdb_stdlog, "qf->has_symbols (%s) = %d\n",
- objfile_debug_name (objfile), retval);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->has_symbols (%s) = %d\n",
+ objfile_debug_name (this), retval);
return retval;
}
-static struct symtab *
-debug_qf_find_last_source_symtab (struct objfile *objfile)
+struct symtab *
+objfile::find_last_source_symtab ()
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- struct symtab *retval;
+ struct symtab *retval = nullptr;
- fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (%s)\n",
- objfile_debug_name (objfile));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (%s)\n",
+ objfile_debug_name (this));
- retval = debug_data->real_sf->qf->find_last_source_symtab (objfile);
+ for (const auto &iter : qf)
+ {
+ retval = iter->find_last_source_symtab (this);
+ if (retval != nullptr)
+ break;
+ }
- fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (...) = %s\n",
- retval ? debug_symtab_name (retval) : "NULL");
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->find_last_source_symtab (...) = %s\n",
+ retval ? debug_symtab_name (retval) : "NULL");
return retval;
}
-static void
-debug_qf_forget_cached_source_info (struct objfile *objfile)
+void
+objfile::forget_cached_source_info ()
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog, "qf->forget_cached_source_info (%s)\n",
- objfile_debug_name (objfile));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->forget_cached_source_info (%s)\n",
+ objfile_debug_name (this));
- debug_data->real_sf->qf->forget_cached_source_info (objfile);
+ for (const auto &iter : qf)
+ iter->forget_cached_source_info (this);
}
-static bool
-debug_qf_map_symtabs_matching_filename
- (struct objfile *objfile, const char *name, const char *real_path,
+bool
+objfile::map_symtabs_matching_filename
+ (const char *name, const char *real_path,
gdb::function_view<bool (symtab *)> callback)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog,
- "qf->map_symtabs_matching_filename (%s, \"%s\", \"%s\", %s)\n",
- objfile_debug_name (objfile), name,
- real_path ? real_path : NULL,
- host_address_to_string (&callback));
-
- bool retval = (debug_data->real_sf->qf->map_symtabs_matching_filename
- (objfile, name, real_path, callback));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->map_symtabs_matching_filename (%s, \"%s\", "
+ "\"%s\", %s)\n",
+ objfile_debug_name (this), name,
+ real_path ? real_path : NULL,
+ host_address_to_string (&callback));
+
+ bool retval = false;
+ for (const auto &iter : qf)
+ {
+ retval = (iter->map_symtabs_matching_filename
+ (this, name, real_path, callback));
+ if (retval)
+ break;
+ }
- fprintf_filtered (gdb_stdlog,
- "qf->map_symtabs_matching_filename (...) = %d\n",
- retval);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->map_symtabs_matching_filename (...) = %d\n",
+ retval);
return retval;
}
-static struct compunit_symtab *
-debug_qf_lookup_symbol (struct objfile *objfile, block_enum kind,
- const char *name, domain_enum domain)
+struct compunit_symtab *
+objfile::lookup_symbol (block_enum kind, const char *name, domain_enum domain)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- struct compunit_symtab *retval;
+ struct compunit_symtab *retval = nullptr;
- fprintf_filtered (gdb_stdlog,
- "qf->lookup_symbol (%s, %d, \"%s\", %s)\n",
- objfile_debug_name (objfile), kind, name,
- domain_name (domain));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->lookup_symbol (%s, %d, \"%s\", %s)\n",
+ objfile_debug_name (this), kind, name,
+ domain_name (domain));
- retval = debug_data->real_sf->qf->lookup_symbol (objfile, kind, name,
- domain);
+ for (const auto &iter : qf)
+ {
+ retval = iter->lookup_symbol (this, kind, name, domain);
+ if (retval != nullptr)
+ break;
+ }
- fprintf_filtered (gdb_stdlog, "qf->lookup_symbol (...) = %s\n",
- retval
- ? debug_symtab_name (compunit_primary_filetab (retval))
- : "NULL");
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->lookup_symbol (...) = %s\n",
+ retval
+ ? debug_symtab_name (compunit_primary_filetab (retval))
+ : "NULL");
return retval;
}
-static void
-debug_qf_print_stats (struct objfile *objfile)
+void
+objfile::print_stats (bool print_bcache)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog, "qf->print_stats (%s)\n",
- objfile_debug_name (objfile));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->print_stats (%s, %d)\n",
+ objfile_debug_name (this), print_bcache);
- debug_data->real_sf->qf->print_stats (objfile);
+ for (const auto &iter : qf)
+ iter->print_stats (this, print_bcache);
}
-static void
-debug_qf_dump (struct objfile *objfile)
+void
+objfile::dump ()
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog, "qf->dump (%s)\n",
- objfile_debug_name (objfile));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->dump (%s)\n",
+ objfile_debug_name (this));
- debug_data->real_sf->qf->dump (objfile);
+ for (const auto &iter : qf)
+ iter->dump (this);
}
-static void
-debug_qf_expand_symtabs_for_function (struct objfile *objfile,
- const char *func_name)
+void
+objfile::expand_symtabs_for_function (const char *func_name)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog,
- "qf->expand_symtabs_for_function (%s, \"%s\")\n",
- objfile_debug_name (objfile), func_name);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->expand_symtabs_for_function (%s, \"%s\")\n",
+ objfile_debug_name (this), func_name);
- debug_data->real_sf->qf->expand_symtabs_for_function (objfile, func_name);
+ for (const auto &iter : qf)
+ iter->expand_symtabs_for_function (this, func_name);
}
-static void
-debug_qf_expand_all_symtabs (struct objfile *objfile)
+void
+objfile::expand_all_symtabs ()
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog, "qf->expand_all_symtabs (%s)\n",
- objfile_debug_name (objfile));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog, "qf->expand_all_symtabs (%s)\n",
+ objfile_debug_name (this));
- debug_data->real_sf->qf->expand_all_symtabs (objfile);
+ for (const auto &iter : qf)
+ iter->expand_all_symtabs (this);
}
-static void
-debug_qf_expand_symtabs_with_fullname (struct objfile *objfile,
- const char *fullname)
+void
+objfile::expand_symtabs_with_fullname (const char *fullname)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog,
- "qf->expand_symtabs_with_fullname (%s, \"%s\")\n",
- objfile_debug_name (objfile), fullname);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->expand_symtabs_with_fullname (%s, \"%s\")\n",
+ objfile_debug_name (this), fullname);
- debug_data->real_sf->qf->expand_symtabs_with_fullname (objfile, fullname);
+ for (const auto &iter : qf)
+ iter->expand_symtabs_with_fullname (this, fullname);
}
-static void
-debug_qf_map_matching_symbols
- (struct objfile *objfile,
- const lookup_name_info &name, domain_enum domain,
+void
+objfile::map_matching_symbols
+ (const lookup_name_info &name, domain_enum domain,
int global,
gdb::function_view<symbol_found_callback_ftype> callback,
symbol_compare_ftype *ordered_compare)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog,
- "qf->map_matching_symbols (%s, %s, %d, %s)\n",
- objfile_debug_name (objfile),
- domain_name (domain), global,
- host_address_to_string (ordered_compare));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->map_matching_symbols (%s, %s, %d, %s)\n",
+ objfile_debug_name (this),
+ domain_name (domain), global,
+ host_address_to_string (ordered_compare));
- debug_data->real_sf->qf->map_matching_symbols (objfile, name,
- domain, global,
- callback,
- ordered_compare);
+ for (const auto &iter : qf)
+ iter->map_matching_symbols (this, name, domain, global,
+ callback, ordered_compare);
}
-static void
-debug_qf_expand_symtabs_matching
- (struct objfile *objfile,
- gdb::function_view<expand_symtabs_file_matcher_ftype> file_matcher,
- const lookup_name_info &lookup_name,
+bool
+objfile::expand_symtabs_matching
+ (gdb::function_view<expand_symtabs_file_matcher_ftype> file_matcher,
+ const lookup_name_info *lookup_name,
gdb::function_view<expand_symtabs_symbol_matcher_ftype> symbol_matcher,
gdb::function_view<expand_symtabs_exp_notify_ftype> expansion_notify,
enum search_domain kind)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog,
- "qf->expand_symtabs_matching (%s, %s, %s, %s, %s)\n",
- objfile_debug_name (objfile),
- host_address_to_string (&file_matcher),
- host_address_to_string (&symbol_matcher),
- host_address_to_string (&expansion_notify),
- search_domain_name (kind));
-
- debug_data->real_sf->qf->expand_symtabs_matching (objfile,
- file_matcher,
- lookup_name,
- symbol_matcher,
- expansion_notify,
- kind);
-}
-
-static struct compunit_symtab *
-debug_qf_find_pc_sect_compunit_symtab (struct objfile *objfile,
- struct bound_minimal_symbol msymbol,
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->expand_symtabs_matching (%s, %s, %s, %s, %s)\n",
+ objfile_debug_name (this),
+ host_address_to_string (&file_matcher),
+ host_address_to_string (&symbol_matcher),
+ host_address_to_string (&expansion_notify),
+ search_domain_name (kind));
+
+ for (const auto &iter : qf)
+ if (!iter->expand_symtabs_matching (this, file_matcher, lookup_name,
+ symbol_matcher, expansion_notify,
+ kind))
+ return false;
+ return true;
+}
+
+struct compunit_symtab *
+objfile::find_pc_sect_compunit_symtab (struct bound_minimal_symbol msymbol,
CORE_ADDR pc,
struct obj_section *section,
int warn_if_readin)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- struct compunit_symtab *retval;
-
- fprintf_filtered (gdb_stdlog,
- "qf->find_pc_sect_compunit_symtab (%s, %s, %s, %s, %d)\n",
- objfile_debug_name (objfile),
- host_address_to_string (msymbol.minsym),
- hex_string (pc),
- host_address_to_string (section),
- warn_if_readin);
+ struct compunit_symtab *retval = nullptr;
- retval
- = debug_data->real_sf->qf->find_pc_sect_compunit_symtab (objfile, msymbol,
- pc, section,
- warn_if_readin);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->find_pc_sect_compunit_symtab (%s, %s, %s, %s, %d)\n",
+ objfile_debug_name (this),
+ host_address_to_string (msymbol.minsym),
+ hex_string (pc),
+ host_address_to_string (section),
+ warn_if_readin);
+
+ for (const auto &iter : qf)
+ {
+ retval = iter->find_pc_sect_compunit_symtab (this, msymbol, pc, section,
+ warn_if_readin);
+ if (retval != nullptr)
+ break;
+ }
- fprintf_filtered (gdb_stdlog,
- "qf->find_pc_sect_compunit_symtab (...) = %s\n",
- retval
- ? debug_symtab_name (compunit_primary_filetab (retval))
- : "NULL");
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->find_pc_sect_compunit_symtab (...) = %s\n",
+ retval
+ ? debug_symtab_name (compunit_primary_filetab (retval))
+ : "NULL");
return retval;
}
-static void
-debug_qf_map_symbol_filenames (struct objfile *objfile,
- symbol_filename_ftype *fun, void *data,
- int need_fullname)
+void
+objfile::map_symbol_filenames (gdb::function_view<symbol_filename_ftype> fun,
+ bool need_fullname)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- fprintf_filtered (gdb_stdlog,
- "qf->map_symbol_filenames (%s, %s, %s, %d)\n",
- objfile_debug_name (objfile),
- host_address_to_string (fun),
- host_address_to_string (data),
- need_fullname);
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->map_symbol_filenames (%s, ..., %d)\n",
+ objfile_debug_name (this),
+ need_fullname);
- debug_data->real_sf->qf->map_symbol_filenames (objfile, fun, data,
- need_fullname);
+ for (const auto &iter : qf)
+ iter->map_symbol_filenames (this, fun, need_fullname);
}
-static struct compunit_symtab *
-debug_qf_find_compunit_symtab_by_address (struct objfile *objfile,
- CORE_ADDR address)
+struct compunit_symtab *
+objfile::find_compunit_symtab_by_address (CORE_ADDR address)
{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
- fprintf_filtered (gdb_stdlog,
- "qf->find_compunit_symtab_by_address (%s, %s)\n",
- objfile_debug_name (objfile),
- hex_string (address));
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->find_compunit_symtab_by_address (%s, %s)\n",
+ objfile_debug_name (this),
+ hex_string (address));
struct compunit_symtab *result = NULL;
- if (debug_data->real_sf->qf->map_symbol_filenames != NULL)
- result
- = debug_data->real_sf->qf->find_compunit_symtab_by_address (objfile,
- address);
+ for (const auto &iter : qf)
+ {
+ result = iter->find_compunit_symtab_by_address (this, address);
+ if (result != nullptr)
+ break;
+ }
- fprintf_filtered (gdb_stdlog,
- "qf->find_compunit_symtab_by_address (...) = %s\n",
- result
- ? debug_symtab_name (compunit_primary_filetab (result))
- : "NULL");
+ if (debug_symfile)
+ fprintf_filtered (gdb_stdlog,
+ "qf->find_compunit_symtab_by_address (...) = %s\n",
+ result
+ ? debug_symtab_name (compunit_primary_filetab (result))
+ : "NULL");
return result;
}
-static const struct quick_symbol_functions debug_sym_quick_functions =
-{
- debug_qf_has_symbols,
- debug_qf_find_last_source_symtab,
- debug_qf_forget_cached_source_info,
- debug_qf_map_symtabs_matching_filename,
- debug_qf_lookup_symbol,
- debug_qf_print_stats,
- debug_qf_dump,
- debug_qf_expand_symtabs_for_function,
- debug_qf_expand_all_symtabs,
- debug_qf_expand_symtabs_with_fullname,
- debug_qf_map_matching_symbols,
- debug_qf_expand_symtabs_matching,
- debug_qf_find_pc_sect_compunit_symtab,
- debug_qf_find_compunit_symtab_by_address,
- debug_qf_map_symbol_filenames
-};
+enum language
+objfile::lookup_global_symbol_language (const char *name,
+ domain_enum domain,
+ bool *symbol_found_p)
+{
+ enum language result = language_unknown;
+ *symbol_found_p = false;
+
+ for (const auto &iter : qf)
+ {
+ result = iter->lookup_global_symbol_language (this, name, domain,
+ symbol_found_p);
+ if (*symbol_found_p)
+ break;
+ }
+
+ return result;
+}
+
+void
+objfile::require_partial_symbols (bool verbose)
+{
+ if ((flags & OBJF_PSYMTABS_READ) == 0)
+ {
+ flags |= OBJF_PSYMTABS_READ;
+
+ bool printed = false;
+ for (const auto &iter : qf)
+ {
+ if (iter->can_lazily_read_symbols ())
+ {
+ if (verbose && !printed)
+ {
+ printf_filtered (_("Reading symbols from %s...\n"),
+ objfile_name (this));
+ printed = true;
+ }
+ iter->read_partial_symbols (this);
+ }
+ }
+ if (printed && !objfile_has_symbols (this))
+ printf_filtered (_("(No debugging symbols found in %s)\n"),
+ objfile_name (this));
+ }
+}
+
\f
/* Debugging version of struct sym_probe_fns. */
debug_data->real_sf->sym_read (objfile, symfile_flags);
}
-static void
-debug_sym_read_psymbols (struct objfile *objfile)
-{
- const struct debug_sym_fns_data *debug_data
- = symfile_debug_objfile_data_key.get (objfile);
-
- fprintf_filtered (gdb_stdlog, "sf->sym_read_psymbols (%s)\n",
- objfile_debug_name (objfile));
-
- debug_data->real_sf->sym_read_psymbols (objfile);
-}
-
static void
debug_sym_finish (struct objfile *objfile)
{
debug_data->real_sf->sym_offsets (objfile, info);
}
-static struct symfile_segment_data *
+static symfile_segment_data_up
debug_sym_segments (bfd *abfd)
{
/* This API function is annoying, it doesn't take a "this" pointer.
debug_sym_new_init,
debug_sym_init,
debug_sym_read,
- debug_sym_read_psymbols,
debug_sym_finish,
debug_sym_offsets,
debug_sym_segments,
debug_sym_read_linetable,
debug_sym_relocate,
&debug_sym_probe_fns,
- &debug_sym_quick_functions
};
\f
/* Install the debugging versions of the symfile functions for OBJFILE.
COPY_SF_PTR (real_sf, debug_data, sym_new_init, debug_sym_new_init);
COPY_SF_PTR (real_sf, debug_data, sym_init, debug_sym_init);
COPY_SF_PTR (real_sf, debug_data, sym_read, debug_sym_read);
- COPY_SF_PTR (real_sf, debug_data, sym_read_psymbols,
- debug_sym_read_psymbols);
COPY_SF_PTR (real_sf, debug_data, sym_finish, debug_sym_finish);
COPY_SF_PTR (real_sf, debug_data, sym_offsets, debug_sym_offsets);
COPY_SF_PTR (real_sf, debug_data, sym_segments, debug_sym_segments);
COPY_SF_PTR (real_sf, debug_data, sym_relocate, debug_sym_relocate);
if (real_sf->sym_probe_fns)
debug_data->debug_sf.sym_probe_fns = &debug_sym_probe_fns;
- debug_data->debug_sf.qf = &debug_sym_quick_functions;
#undef COPY_SF_PTR
static void
set_debug_symfile (const char *args, int from_tty, struct cmd_list_element *c)
{
- struct program_space *pspace;
-
- ALL_PSPACES (pspace)
+ for (struct program_space *pspace : program_spaces)
for (objfile *objfile : pspace->objfiles ())
{
if (debug_symfile)
fprintf_filtered (file, _("Symfile debugging is %s.\n"), value);
}
+void _initialize_symfile_debug ();
void
-_initialize_symfile_debug (void)
+_initialize_symfile_debug ()
{
add_setshow_boolean_cmd ("symfile", no_class, &debug_symfile, _("\
Set debugging of the symfile functions."), _("\
projects / deliverable / binutils-gdb.git / blobdiff