/* Do various things to symbol tables (other than lookup), for GDB.
- Copyright (C) 1986-2000, 2002-2004, 2007-2012 Free Software
- Foundation, Inc.
+ Copyright (C) 1986-2020 Free Software Foundation, Inc.
This file is part of GDB.
#include "breakpoint.h"
#include "command.h"
#include "gdb_obstack.h"
-#include "exceptions.h"
#include "language.h"
#include "bcache.h"
#include "block.h"
#include "gdb_regex.h"
-#include "gdb_stat.h"
+#include <sys/stat.h>
#include "dictionary.h"
#include "typeprint.h"
-
-#include "gdb_string.h"
-#include "readline/readline.h"
+#include "gdbcmd.h"
+#include "source.h"
+#include "readline/tilde.h"
#include "psymtab.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
/* Prototypes for local functions */
-static void dump_symtab (struct objfile *, struct 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 *);
-
-void _initialize_symmisc (void);
+static int block_depth (const struct block *);
-struct print_symbol_args
- {
- struct gdbarch *gdbarch;
- struct symbol *symbol;
- int depth;
- struct ui_file *outfile;
- };
-
-static int print_symbol (void *);
+static void print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
+ int depth, ui_file *outfile);
\f
void
print_symbol_bcache_statistics (void)
{
- struct program_space *pspace;
- struct objfile *objfile;
-
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
- {
- QUIT;
- printf_filtered (_("Byte cache statistics for '%s':\n"), objfile->name);
- print_bcache_statistics (psymbol_bcache_get_bcache (objfile->psymbol_cache),
- "partial symbol cache");
- print_bcache_statistics (objfile->per_bfd->macro_cache,
- "preprocessor macro cache");
- print_bcache_statistics (objfile->per_bfd->filename_cache,
- "file name cache");
- }
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
+ {
+ QUIT;
+ printf_filtered (_("Byte cache statistics for '%s':\n"),
+ objfile_name (objfile));
+ objfile->partial_symtabs->psymbol_cache.print_statistics
+ ("partial symbol cache");
+ objfile->per_bfd->string_cache.print_statistics ("string cache");
+ }
}
void
print_objfile_statistics (void)
{
- struct program_space *pspace;
- struct objfile *objfile;
- struct symtab *s;
int i, linetables, blockvectors;
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
- {
- QUIT;
- 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 (objfile->sf)
- objfile->sf->qf->print_stats (objfile);
- i = linetables = blockvectors = 0;
- ALL_OBJFILE_SYMTABS (objfile, s)
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
{
- i++;
- if (s->linetable != NULL)
- linetables++;
- if (s->primary == 1)
- blockvectors++;
+ QUIT;
+ printf_filtered (_("Statistics for '%s':\n"), objfile_name (objfile));
+ if (OBJSTAT (objfile, n_stabs) > 0)
+ printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
+ OBJSTAT (objfile, n_stabs));
+ if (objfile->per_bfd->n_minsyms > 0)
+ printf_filtered (_(" Number of \"minimal\" symbols read: %d\n"),
+ objfile->per_bfd->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 (objfile->sf)
+ objfile->sf->qf->print_stats (objfile);
+ i = linetables = 0;
+ for (compunit_symtab *cu : objfile->compunits ())
+ {
+ for (symtab *s : compunit_filetabs (cu))
+ {
+ i++;
+ if (SYMTAB_LINETABLE (s) != NULL)
+ linetables++;
+ }
+ }
+ blockvectors = std::distance (objfile->compunits ().begin (),
+ objfile->compunits ().end ());
+ printf_filtered (_(" Number of symbol tables: %d\n"), i);
+ printf_filtered (_(" Number of symbol tables with line tables: %d\n"),
+ linetables);
+ printf_filtered (_(" Number of symbol tables with blockvectors: %d\n"),
+ blockvectors);
+
+ if (OBJSTAT (objfile, sz_strtab) > 0)
+ printf_filtered (_(" Space used by string tables: %d\n"),
+ OBJSTAT (objfile, sz_strtab));
+ printf_filtered (_(" Total memory used for objfile obstack: %s\n"),
+ pulongest (obstack_memory_used (&objfile
+ ->objfile_obstack)));
+ printf_filtered (_(" Total memory used for BFD obstack: %s\n"),
+ pulongest (obstack_memory_used (&objfile->per_bfd
+ ->storage_obstack)));
+ printf_filtered
+ (_(" Total memory used for psymbol cache: %d\n"),
+ objfile->partial_symtabs->psymbol_cache.memory_used ());
+ printf_filtered (_(" Total memory used for string cache: %d\n"),
+ objfile->per_bfd->string_cache.memory_used ());
}
- printf_filtered (_(" Number of symbol tables: %d\n"), i);
- printf_filtered (_(" Number of symbol tables with line tables: %d\n"),
- linetables);
- printf_filtered (_(" Number of symbol tables with blockvectors: %d\n"),
- blockvectors);
-
- 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 objfile obstack: %d\n"),
- obstack_memory_used (&objfile->objfile_obstack));
- printf_filtered (_(" Total memory used for BFD obstack: %d\n"),
- obstack_memory_used (&objfile->per_bfd->storage_obstack));
- printf_filtered (_(" Total memory used for psymbol cache: %d\n"),
- bcache_memory_used (psymbol_bcache_get_bcache
- (objfile->psymbol_cache)));
- printf_filtered (_(" Total memory used for macro cache: %d\n"),
- bcache_memory_used (objfile->per_bfd->macro_cache));
- printf_filtered (_(" Total memory used for file name cache: %d\n"),
- bcache_memory_used (objfile->per_bfd->filename_cache));
- }
}
static void
dump_objfile (struct objfile *objfile)
{
- struct symtab *symtab;
-
- printf_filtered ("\nObject file %s: ", objfile->name);
+ printf_filtered ("\nObject file %s: ", objfile_name (objfile));
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);
+ objfile->per_bfd->minimal_symbol_count);
if (objfile->sf)
objfile->sf->qf->dump (objfile);
- if (objfile->symtabs)
+ if (objfile->compunit_symtabs != NULL)
{
printf_filtered ("Symtabs:\n");
- for (symtab = objfile->symtabs;
- symtab != NULL;
- symtab = symtab->next)
+ for (compunit_symtab *cu : objfile->compunits ())
{
- printf_filtered ("%s at ", symtab->filename);
- gdb_print_host_address (symtab, gdb_stdout);
- printf_filtered (", ");
- if (symtab->objfile != objfile)
+ for (symtab *symtab : compunit_filetabs (cu))
{
- printf_filtered ("NOT ON CHAIN! ");
+ printf_filtered ("%s at ",
+ symtab_to_filename_for_display (symtab));
+ gdb_print_host_address (symtab, gdb_stdout);
+ printf_filtered (", ");
+ if (SYMTAB_OBJFILE (symtab) != objfile)
+ {
+ printf_filtered ("NOT ON CHAIN! ");
+ }
+ wrap_here (" ");
}
- wrap_here (" ");
}
printf_filtered ("\n\n");
}
static void
dump_msymbols (struct objfile *objfile, struct ui_file *outfile)
{
- struct gdbarch *gdbarch = get_objfile_arch (objfile);
- struct minimal_symbol *msymbol;
+ struct gdbarch *gdbarch = objfile->arch ();
int index;
char ms_type;
- fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile->name);
- if (objfile->minimal_symbol_count == 0)
+ fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile_name (objfile));
+ if (objfile->per_bfd->minimal_symbol_count == 0)
{
fprintf_filtered (outfile, "No minimal symbols found.\n");
return;
}
index = 0;
- ALL_OBJFILE_MSYMBOLS (objfile, msymbol)
+ for (minimal_symbol *msymbol : objfile->msymbols ())
{
- struct obj_section *section = SYMBOL_OBJ_SECTION (msymbol);
+ struct obj_section *section = MSYMBOL_OBJ_SECTION (objfile, msymbol);
switch (MSYMBOL_TYPE (msymbol))
{
ms_type = 'T';
break;
case mst_text_gnu_ifunc:
+ case mst_data_gnu_ifunc:
ms_type = 'i';
break;
case mst_solib_trampoline:
break;
}
fprintf_filtered (outfile, "[%2d] %c ", index, ms_type);
- fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (msymbol)),
- outfile);
- fprintf_filtered (outfile, " %s", SYMBOL_LINKAGE_NAME (msymbol));
+
+ /* Use the relocated address as shown in the symbol here -- do
+ not try to respect copy relocations. */
+ CORE_ADDR addr = (msymbol->value.address
+ + objfile->section_offsets[msymbol->section]);
+ fputs_filtered (paddress (gdbarch, addr), outfile);
+ fprintf_filtered (outfile, " %s", msymbol->linkage_name ());
if (section)
- fprintf_filtered (outfile, " section %s",
- bfd_section_name (objfile->obfd,
- section->the_bfd_section));
- if (SYMBOL_DEMANGLED_NAME (msymbol) != NULL)
{
- fprintf_filtered (outfile, " %s", SYMBOL_DEMANGLED_NAME (msymbol));
+ if (section->the_bfd_section != NULL)
+ fprintf_filtered (outfile, " section %s",
+ bfd_section_name (section->the_bfd_section));
+ else
+ fprintf_filtered (outfile, " spurious section %ld",
+ (long) (section - objfile->sections));
+ }
+ if (msymbol->demangled_name () != NULL)
+ {
+ fprintf_filtered (outfile, " %s", msymbol->demangled_name ());
}
if (msymbol->filename)
fprintf_filtered (outfile, " %s", msymbol->filename);
fputs_filtered ("\n", outfile);
index++;
}
- if (objfile->minimal_symbol_count != index)
+ if (objfile->per_bfd->minimal_symbol_count != index)
{
warning (_("internal error: minimal symbol count %d != %d"),
- objfile->minimal_symbol_count, index);
+ objfile->per_bfd->minimal_symbol_count, index);
}
fprintf_filtered (outfile, "\n");
}
static void
-dump_symtab_1 (struct objfile *objfile, struct symtab *symtab,
- struct ui_file *outfile)
+dump_symtab_1 (struct symtab *symtab, struct ui_file *outfile)
{
- struct gdbarch *gdbarch = get_objfile_arch (objfile);
+ struct objfile *objfile = SYMTAB_OBJFILE (symtab);
+ struct gdbarch *gdbarch = objfile->arch ();
int i;
- struct dict_iterator iter;
+ struct mdict_iterator miter;
int len;
struct linetable *l;
- struct blockvector *bv;
+ const struct blockvector *bv;
struct symbol *sym;
- struct block *b;
+ const struct block *b;
int depth;
- fprintf_filtered (outfile, "\nSymtab for file %s\n", symtab->filename);
- if (symtab->dirname)
+ fprintf_filtered (outfile, "\nSymtab for file %s at %s\n",
+ symtab_to_filename_for_display (symtab),
+ host_address_to_string (symtab));
+
+ if (SYMTAB_DIRNAME (symtab) != NULL)
fprintf_filtered (outfile, "Compilation directory is %s\n",
- symtab->dirname);
- fprintf_filtered (outfile, "Read from object file %s (", objfile->name);
+ SYMTAB_DIRNAME (symtab));
+ fprintf_filtered (outfile, "Read from object file %s (",
+ objfile_name (objfile));
gdb_print_host_address (objfile, outfile);
fprintf_filtered (outfile, ")\n");
fprintf_filtered (outfile, "Language: %s\n",
language_str (symtab->language));
/* First print the line table. */
- l = LINETABLE (symtab);
+ l = SYMTAB_LINETABLE (symtab);
if (l)
{
fprintf_filtered (outfile, "\nLine table:\n\n");
{
fprintf_filtered (outfile, " line %d at ", l->item[i].line);
fputs_filtered (paddress (gdbarch, l->item[i].pc), outfile);
+ if (l->item[i].is_stmt)
+ fprintf_filtered (outfile, "\t(stmt)");
fprintf_filtered (outfile, "\n");
}
}
- /* Now print the block info, but only for primary symtabs since we will
+ /* Now print the block info, but only for compunit symtabs since we will
print lots of duplicate info otherwise. */
- if (symtab->primary)
+ if (is_main_symtab_of_compunit_symtab (symtab))
{
fprintf_filtered (outfile, "\nBlockvector:\n\n");
- bv = BLOCKVECTOR (symtab);
+ bv = SYMTAB_BLOCKVECTOR (symtab);
len = BLOCKVECTOR_NBLOCKS (bv);
for (i = 0; i < len; i++)
{
even if we're using a hashtable, but nothing else but this message
wants it. */
fprintf_filtered (outfile, ", %d syms/buckets in ",
- dict_size (BLOCK_DICT (b)));
+ mdict_size (BLOCK_MULTIDICT (b)));
fputs_filtered (paddress (gdbarch, BLOCK_START (b)), outfile);
fprintf_filtered (outfile, "..");
fputs_filtered (paddress (gdbarch, BLOCK_END (b)), outfile);
if (BLOCK_FUNCTION (b))
{
fprintf_filtered (outfile, ", function %s",
- SYMBOL_LINKAGE_NAME (BLOCK_FUNCTION (b)));
- if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL)
+ BLOCK_FUNCTION (b)->linkage_name ());
+ if (BLOCK_FUNCTION (b)->demangled_name () != NULL)
{
fprintf_filtered (outfile, ", %s",
- SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)));
+ BLOCK_FUNCTION (b)->demangled_name ());
}
}
fprintf_filtered (outfile, "\n");
/* Now print each symbol in this block (in no particular order, if
we're using a hashtable). Note that we only want this
block, not any blocks from included symtabs. */
- ALL_DICT_SYMBOLS (BLOCK_DICT (b), iter, sym)
+ ALL_DICT_SYMBOLS (BLOCK_MULTIDICT (b), miter, sym)
{
- struct print_symbol_args s;
-
- s.gdbarch = gdbarch;
- s.symbol = sym;
- s.depth = depth + 1;
- s.outfile = outfile;
- catch_errors (print_symbol, &s, "Error printing symbol:\n",
- RETURN_MASK_ERROR);
+ try
+ {
+ print_symbol (gdbarch, sym, depth + 1, outfile);
+ }
+ catch (const gdb_exception_error &ex)
+ {
+ exception_fprintf (gdb_stderr, ex,
+ "Error printing symbol:\n");
+ }
}
}
fprintf_filtered (outfile, "\n");
}
else
{
- fprintf_filtered (outfile, "\nBlockvector same as previous symtab\n\n");
+ const char *compunit_filename
+ = symtab_to_filename_for_display (COMPUNIT_FILETABS (SYMTAB_COMPUNIT (symtab)));
+
+ fprintf_filtered (outfile,
+ "\nBlockvector same as owning compunit: %s\n\n",
+ compunit_filename);
+ }
+
+ /* Print info about the user of this compunit_symtab, and the
+ compunit_symtabs included by this one. */
+ if (is_main_symtab_of_compunit_symtab (symtab))
+ {
+ struct compunit_symtab *cust = SYMTAB_COMPUNIT (symtab);
+
+ if (cust->user != nullptr)
+ {
+ const char *addr
+ = host_address_to_string (COMPUNIT_FILETABS (cust->user));
+ fprintf_filtered (outfile, "Compunit user: %s\n", addr);
+ }
+ if (cust->includes != nullptr)
+ for (i = 0; ; ++i)
+ {
+ struct compunit_symtab *include = cust->includes[i];
+ if (include == nullptr)
+ break;
+ const char *addr
+ = host_address_to_string (COMPUNIT_FILETABS (include));
+ fprintf_filtered (outfile, "Compunit include: %s\n", addr);
+ }
}
}
static void
-dump_symtab (struct objfile *objfile, struct symtab *symtab,
- struct ui_file *outfile)
+dump_symtab (struct symtab *symtab, struct ui_file *outfile)
{
/* Set the current language to the language of the symtab we're dumping
because certain routines used during dump_symtab() use the current
if (symtab->language != language_unknown
&& symtab->language != language_auto)
{
- enum language saved_lang;
-
- saved_lang = set_language (symtab->language);
-
- dump_symtab_1 (objfile, symtab, outfile);
-
- set_language (saved_lang);
+ scoped_restore_current_language save_lang;
+ set_language (symtab->language);
+ dump_symtab_1 (symtab, outfile);
}
else
- dump_symtab_1 (objfile, symtab, outfile);
+ dump_symtab_1 (symtab, outfile);
}
-void
-maintenance_print_symbols (char *args, int from_tty)
+static void
+maintenance_print_symbols (const 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;
+ struct ui_file *outfile = gdb_stdout;
+ char *address_arg = NULL, *source_arg = NULL, *objfile_arg = NULL;
+ int i, outfile_idx;
dont_repeat ();
- if (args == NULL)
- {
- error (_("Arguments missing: an output file name "
- "and an optional symbol file name"));
- }
- argv = gdb_buildargv (args);
- cleanups = make_cleanup_freeargv (argv);
+ gdb_argv argv (args);
- if (argv[0] != NULL)
+ for (i = 0; argv != NULL && argv[i] != NULL; ++i)
{
- filename = argv[0];
- /* If a second arg is supplied, it is a source file name to match on. */
- if (argv[1] != NULL)
+ if (strcmp (argv[i], "-pc") == 0)
+ {
+ if (argv[i + 1] == NULL)
+ error (_("Missing pc value"));
+ address_arg = argv[++i];
+ }
+ else if (strcmp (argv[i], "-source") == 0)
+ {
+ if (argv[i + 1] == NULL)
+ error (_("Missing source file"));
+ source_arg = argv[++i];
+ }
+ else if (strcmp (argv[i], "-objfile") == 0)
+ {
+ if (argv[i + 1] == NULL)
+ error (_("Missing objfile name"));
+ objfile_arg = argv[++i];
+ }
+ else if (strcmp (argv[i], "--") == 0)
+ {
+ /* End of options. */
+ ++i;
+ break;
+ }
+ else if (argv[i][0] == '-')
{
- symname = argv[1];
+ /* Future proofing: Don't allow OUTFILE to begin with "-". */
+ error (_("Unknown option: %s"), argv[i]);
}
+ else
+ break;
}
+ outfile_idx = i;
- filename = tilde_expand (filename);
- make_cleanup (xfree, filename);
+ if (address_arg != NULL && source_arg != NULL)
+ error (_("Must specify at most one of -pc and -source"));
- outfile = gdb_fopen (filename, FOPEN_WT);
- if (outfile == 0)
- perror_with_name (filename);
- make_cleanup_ui_file_delete (outfile);
+ stdio_file arg_outfile;
- ALL_SYMTABS (objfile, s)
+ if (argv != NULL && argv[outfile_idx] != NULL)
{
- QUIT;
- if (symname == NULL || filename_cmp (symname, s->filename) == 0)
- dump_symtab (objfile, s, outfile);
+ if (argv[outfile_idx + 1] != NULL)
+ error (_("Junk at end of command"));
+ gdb::unique_xmalloc_ptr<char> outfile_name
+ (tilde_expand (argv[outfile_idx]));
+ if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
+ perror_with_name (outfile_name.get ());
+ outfile = &arg_outfile;
+ }
+
+ if (address_arg != NULL)
+ {
+ CORE_ADDR pc = parse_and_eval_address (address_arg);
+ struct symtab *s = find_pc_line_symtab (pc);
+
+ if (s == NULL)
+ error (_("No symtab for address: %s"), address_arg);
+ dump_symtab (s, outfile);
+ }
+ else
+ {
+ int found = 0;
+
+ for (objfile *objfile : current_program_space->objfiles ())
+ {
+ int print_for_objfile = 1;
+
+ if (objfile_arg != NULL)
+ print_for_objfile
+ = compare_filenames_for_search (objfile_name (objfile),
+ objfile_arg);
+ if (!print_for_objfile)
+ continue;
+
+ for (compunit_symtab *cu : objfile->compunits ())
+ {
+ for (symtab *s : compunit_filetabs (cu))
+ {
+ int print_for_source = 0;
+
+ QUIT;
+ if (source_arg != NULL)
+ {
+ print_for_source
+ = compare_filenames_for_search
+ (symtab_to_filename_for_display (s), source_arg);
+ found = 1;
+ }
+ if (source_arg == NULL
+ || print_for_source)
+ dump_symtab (s, outfile);
+ }
+ }
+ }
+
+ if (source_arg != NULL && !found)
+ error (_("No symtab for source file: %s"), source_arg);
}
- do_cleanups (cleanups);
}
-/* Print symbol ARGS->SYMBOL on ARGS->OUTFILE. ARGS->DEPTH says how
- far to indent. ARGS is really a struct print_symbol_args *, but is
- declared as char * to get it past catch_errors. Returns 0 for error,
- 1 for success. */
+/* Print symbol SYMBOL on OUTFILE. DEPTH says how far to indent. */
-static int
-print_symbol (void *args)
+static void
+print_symbol (struct gdbarch *gdbarch, struct symbol *symbol,
+ int depth, ui_file *outfile)
{
- struct gdbarch *gdbarch = ((struct print_symbol_args *) args)->gdbarch;
- 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;
- struct obj_section *section = SYMBOL_OBJ_SECTION (symbol);
+ struct obj_section *section;
+
+ if (SYMBOL_OBJFILE_OWNED (symbol))
+ section = SYMBOL_OBJ_SECTION (symbol_objfile (symbol), symbol);
+ else
+ section = NULL;
print_spaces (depth, outfile);
if (SYMBOL_DOMAIN (symbol) == LABEL_DOMAIN)
{
- fprintf_filtered (outfile, "label %s at ", SYMBOL_PRINT_NAME (symbol));
+ fprintf_filtered (outfile, "label %s at ", symbol->print_name ());
fputs_filtered (paddress (gdbarch, SYMBOL_VALUE_ADDRESS (symbol)),
outfile);
if (section)
fprintf_filtered (outfile, " section %s\n",
- bfd_section_name (section->the_bfd_section->owner,
- section->the_bfd_section));
+ bfd_section_name (section->the_bfd_section));
else
fprintf_filtered (outfile, "\n");
- return 1;
+ return;
}
+
if (SYMBOL_DOMAIN (symbol) == STRUCT_DOMAIN)
{
- if (TYPE_TAG_NAME (SYMBOL_TYPE (symbol)))
+ if (SYMBOL_TYPE (symbol)->name ())
{
LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
&type_print_raw_options);
else
{
fprintf_filtered (outfile, "%s %s = ",
- (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_ENUM
+ (SYMBOL_TYPE (symbol)->code () == TYPE_CODE_ENUM
? "enum"
- : (TYPE_CODE (SYMBOL_TYPE (symbol)) == TYPE_CODE_STRUCT
+ : (SYMBOL_TYPE (symbol)->code () == TYPE_CODE_STRUCT
? "struct" : "union")),
- SYMBOL_LINKAGE_NAME (symbol));
+ symbol->linkage_name ());
LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth,
&type_print_raw_options);
}
if (SYMBOL_TYPE (symbol))
{
/* Print details of types, except for enums where it's clutter. */
- LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_PRINT_NAME (symbol),
+ LA_PRINT_TYPE (SYMBOL_TYPE (symbol), symbol->print_name (),
outfile,
- TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM,
+ SYMBOL_TYPE (symbol)->code () != TYPE_CODE_ENUM,
depth,
&type_print_raw_options);
fprintf_filtered (outfile, "; ");
}
else
- fprintf_filtered (outfile, "%s ", SYMBOL_PRINT_NAME (symbol));
+ fprintf_filtered (outfile, "%s ", symbol->print_name ());
switch (SYMBOL_CLASS (symbol))
{
unsigned i;
struct type *type = check_typedef (SYMBOL_TYPE (symbol));
- fprintf_filtered (outfile, "const %u hex bytes:",
- TYPE_LENGTH (type));
+ fprintf_filtered (outfile, "const %s hex bytes:",
+ pulongest (TYPE_LENGTH (type)));
for (i = 0; i < TYPE_LENGTH (type); i++)
fprintf_filtered (outfile, " %02x",
(unsigned) SYMBOL_VALUE_BYTES (symbol)[i]);
outfile);
if (section)
fprintf_filtered (outfile, " section %s",
- bfd_section_name (section->the_bfd_section->owner,
- section->the_bfd_section));
+ bfd_section_name (section->the_bfd_section));
break;
case LOC_REGISTER:
outfile);
if (section)
fprintf_filtered (outfile, " section %s",
- bfd_section_name (section->the_bfd_section->owner,
- section->the_bfd_section));
+ bfd_section_name (section->the_bfd_section));
break;
case LOC_BLOCK:
outfile);
if (section)
fprintf_filtered (outfile, " section %s",
- bfd_section_name (section->the_bfd_section->owner,
- section->the_bfd_section));
+ bfd_section_name (section->the_bfd_section));
break;
case LOC_COMPUTED:
}
}
fprintf_filtered (outfile, "\n");
- return 1;
}
-void
-maintenance_print_msymbols (char *args, int from_tty)
+static void
+maintenance_print_msymbols (const char *args, int from_tty)
{
- char **argv;
- struct ui_file *outfile;
- struct cleanup *cleanups;
- char *filename = DEV_TTY;
- char *symname = NULL;
- struct program_space *pspace;
- struct objfile *objfile;
-
- struct stat sym_st, obj_st;
+ struct ui_file *outfile = gdb_stdout;
+ char *objfile_arg = NULL;
+ int i, outfile_idx;
dont_repeat ();
- if (args == NULL)
- {
- error (_("print-msymbols takes an output file "
- "name and optional symbol file name"));
- }
- argv = gdb_buildargv (args);
- cleanups = make_cleanup_freeargv (argv);
+ gdb_argv argv (args);
- if (argv[0] != NULL)
+ for (i = 0; argv != NULL && argv[i] != NULL; ++i)
{
- filename = argv[0];
- /* If a second arg is supplied, it is a source file name to match on. */
- if (argv[1] != NULL)
+ if (strcmp (argv[i], "-objfile") == 0)
+ {
+ if (argv[i + 1] == NULL)
+ error (_("Missing objfile name"));
+ objfile_arg = argv[++i];
+ }
+ else if (strcmp (argv[i], "--") == 0)
+ {
+ /* End of options. */
+ ++i;
+ break;
+ }
+ else if (argv[i][0] == '-')
{
- symname = xfullpath (argv[1]);
- make_cleanup (xfree, symname);
- if (symname && stat (symname, &sym_st))
- perror_with_name (symname);
+ /* Future proofing: Don't allow OUTFILE to begin with "-". */
+ error (_("Unknown option: %s"), argv[i]);
}
+ else
+ break;
}
+ outfile_idx = i;
- filename = tilde_expand (filename);
- make_cleanup (xfree, filename);
+ stdio_file arg_outfile;
- outfile = gdb_fopen (filename, FOPEN_WT);
- if (outfile == 0)
- perror_with_name (filename);
- make_cleanup_ui_file_delete (outfile);
+ if (argv != NULL && argv[outfile_idx] != NULL)
+ {
+ if (argv[outfile_idx + 1] != NULL)
+ error (_("Junk at end of command"));
+ gdb::unique_xmalloc_ptr<char> outfile_name
+ (tilde_expand (argv[outfile_idx]));
+ if (!arg_outfile.open (outfile_name.get (), FOPEN_WT))
+ perror_with_name (outfile_name.get ());
+ outfile = &arg_outfile;
+ }
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
- {
- QUIT;
- if (symname == NULL || (!stat (objfile->name, &obj_st)
- && sym_st.st_ino == obj_st.st_ino))
- dump_msymbols (objfile, outfile);
- }
- fprintf_filtered (outfile, "\n\n");
- do_cleanups (cleanups);
+ for (objfile *objfile : current_program_space->objfiles ())
+ {
+ QUIT;
+ if (objfile_arg == NULL
+ || compare_filenames_for_search (objfile_name (objfile), objfile_arg))
+ dump_msymbols (objfile, outfile);
+ }
}
-void
-maintenance_print_objfiles (char *ignore, int from_tty)
+static void
+maintenance_print_objfiles (const char *regexp, int from_tty)
{
- struct program_space *pspace;
- struct objfile *objfile;
-
dont_repeat ();
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
+ if (regexp)
+ re_comp (regexp);
+
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
{
QUIT;
- dump_objfile (objfile);
+ if (! regexp
+ || re_exec (objfile_name (objfile)))
+ dump_objfile (objfile);
}
}
/* List all the symbol tables whose names match REGEXP (optional). */
-void
-maintenance_info_symtabs (char *regexp, int from_tty)
+static void
+maintenance_info_symtabs (const char *regexp, int from_tty)
{
- struct program_space *pspace;
- struct objfile *objfile;
+ dont_repeat ();
if (regexp)
re_comp (regexp);
- ALL_PSPACES (pspace)
- ALL_PSPACE_OBJFILES (pspace, objfile)
- {
- struct symtab *symtab;
-
- /* We don't want to print anything for this objfile until we
- actually find a symtab whose name matches. */
- int printed_objfile_start = 0;
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
+ {
+ /* 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_SYMTABS (objfile, symtab)
- {
- QUIT;
+ for (compunit_symtab *cust : objfile->compunits ())
+ {
+ int printed_compunit_symtab_start = 0;
+
+ for (symtab *symtab : compunit_filetabs (cust))
+ {
+ QUIT;
+
+ if (! regexp
+ || re_exec (symtab_to_filename_for_display (symtab)))
+ {
+ if (! printed_objfile_start)
+ {
+ printf_filtered ("{ objfile %s ", objfile_name (objfile));
+ wrap_here (" ");
+ printf_filtered ("((struct objfile *) %s)\n",
+ host_address_to_string (objfile));
+ printed_objfile_start = 1;
+ }
+ if (! printed_compunit_symtab_start)
+ {
+ printf_filtered (" { ((struct compunit_symtab *) %s)\n",
+ host_address_to_string (cust));
+ printf_filtered (" debugformat %s\n",
+ COMPUNIT_DEBUGFORMAT (cust));
+ printf_filtered (" producer %s\n",
+ COMPUNIT_PRODUCER (cust) != NULL
+ ? COMPUNIT_PRODUCER (cust)
+ : "(null)");
+ printf_filtered (" dirname %s\n",
+ COMPUNIT_DIRNAME (cust) != NULL
+ ? COMPUNIT_DIRNAME (cust)
+ : "(null)");
+ printf_filtered (" blockvector"
+ " ((struct blockvector *) %s)\n",
+ host_address_to_string
+ (COMPUNIT_BLOCKVECTOR (cust)));
+ printf_filtered (" user"
+ " ((struct compunit_symtab *) %s)\n",
+ cust->user != nullptr
+ ? host_address_to_string (cust->user)
+ : "(null)");
+ if (cust->includes != nullptr)
+ {
+ printf_filtered (" ( includes\n");
+ for (int i = 0; ; ++i)
+ {
+ struct compunit_symtab *include
+ = cust->includes[i];
+ if (include == nullptr)
+ break;
+ const char *addr
+ = host_address_to_string (include);
+ printf_filtered (" (%s %s)\n",
+ "(struct compunit_symtab *)",
+ addr);
+ }
+ printf_filtered (" )\n");
+ }
+ printed_compunit_symtab_start = 1;
+ }
+
+ printf_filtered ("\t{ symtab %s ",
+ symtab_to_filename_for_display (symtab));
+ wrap_here (" ");
+ printf_filtered ("((struct symtab *) %s)\n",
+ host_address_to_string (symtab));
+ printf_filtered ("\t fullname %s\n",
+ symtab->fullname != NULL
+ ? symtab->fullname
+ : "(null)");
+ printf_filtered ("\t "
+ "linetable ((struct linetable *) %s)\n",
+ host_address_to_string (symtab->linetable));
+ printf_filtered ("\t}\n");
+ }
+ }
+
+ if (printed_compunit_symtab_start)
+ printf_filtered (" }\n");
+ }
- if (! regexp
- || re_exec (symtab->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;
- }
+ if (printed_objfile_start)
+ printf_filtered ("}\n");
+ }
+}
- printf_filtered (" { symtab %s ", symtab->filename);
- wrap_here (" ");
- printf_filtered ("((struct symtab *) %s)\n",
- host_address_to_string (symtab));
- printf_filtered (" dirname %s\n",
- symtab->dirname ? symtab->dirname : "(null)");
- printf_filtered (" fullname %s\n",
- symtab->fullname ? symtab->fullname : "(null)");
- printf_filtered (" "
- "blockvector ((struct blockvector *) %s)%s\n",
- host_address_to_string (symtab->blockvector),
- symtab->primary ? " (primary)" : "");
- printf_filtered (" "
- "linetable ((struct linetable *) %s)\n",
- host_address_to_string (symtab->linetable));
- printf_filtered (" debugformat %s\n",
- symtab->debugformat);
- printf_filtered (" }\n");
- }
- }
+/* Check consistency of symtabs.
+ An example of what this checks for is NULL blockvectors.
+ They can happen if there's a bug during debug info reading.
+ GDB assumes they are always non-NULL.
+
+ Note: This does not check for psymtab vs symtab consistency.
+ Use "maint check-psymtabs" for that. */
- if (printed_objfile_start)
- printf_filtered ("}\n");
+static void
+maintenance_check_symtabs (const char *ignore, int from_tty)
+{
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
+ {
+ /* We don't want to print anything for this objfile until we
+ actually find something worth printing. */
+ int printed_objfile_start = 0;
+
+ for (compunit_symtab *cust : objfile->compunits ())
+ {
+ int found_something = 0;
+ struct symtab *symtab = compunit_primary_filetab (cust);
+
+ QUIT;
+
+ if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
+ found_something = 1;
+ /* Add more checks here. */
+
+ if (found_something)
+ {
+ if (! printed_objfile_start)
+ {
+ printf_filtered ("{ objfile %s ", objfile_name (objfile));
+ wrap_here (" ");
+ printf_filtered ("((struct objfile *) %s)\n",
+ host_address_to_string (objfile));
+ printed_objfile_start = 1;
+ }
+ printf_filtered (" { symtab %s\n",
+ symtab_to_filename_for_display (symtab));
+ if (COMPUNIT_BLOCKVECTOR (cust) == NULL)
+ printf_filtered (" NULL blockvector\n");
+ printf_filtered (" }\n");
+ }
+ }
+
+ if (printed_objfile_start)
+ printf_filtered ("}\n");
+ }
+}
+
+/* Expand all symbol tables whose name matches an optional regexp. */
+
+static void
+maintenance_expand_symtabs (const char *args, int from_tty)
+{
+ char *regexp = NULL;
+
+ /* We use buildargv here so that we handle spaces in the regexp
+ in a way that allows adding more arguments later. */
+ gdb_argv argv (args);
+
+ if (argv != NULL)
+ {
+ if (argv[0] != NULL)
+ {
+ regexp = argv[0];
+ if (argv[1] != NULL)
+ error (_("Extra arguments after regexp."));
+ }
}
+
+ if (regexp)
+ re_comp (regexp);
+
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
+ {
+ if (objfile->sf)
+ {
+ objfile->sf->qf->expand_symtabs_matching
+ (objfile,
+ [&] (const char *filename, bool basenames)
+ {
+ /* KISS: Only apply the regexp to the complete file name. */
+ return (!basenames
+ && (regexp == NULL || re_exec (filename)));
+ },
+ NULL,
+ NULL,
+ NULL,
+ ALL_DOMAIN);
+ }
+ }
}
\f
/* Return the nexting depth of a block within other blocks in its symtab. */
static int
-block_depth (struct block *block)
+block_depth (const struct block *block)
{
int i = 0;
}
\f
+/* Used by MAINTENANCE_INFO_LINE_TABLES to print the information about a
+ single line table. */
+
+static int
+maintenance_print_one_line_table (struct symtab *symtab, void *data)
+{
+ struct linetable *linetable;
+ struct objfile *objfile;
+
+ objfile = symtab->compunit_symtab->objfile;
+ printf_filtered (_("objfile: %s ((struct objfile *) %s)\n"),
+ objfile_name (objfile),
+ host_address_to_string (objfile));
+ printf_filtered (_("compunit_symtab: ((struct compunit_symtab *) %s)\n"),
+ host_address_to_string (symtab->compunit_symtab));
+ printf_filtered (_("symtab: %s ((struct symtab *) %s)\n"),
+ symtab_to_fullname (symtab),
+ host_address_to_string (symtab));
+ linetable = SYMTAB_LINETABLE (symtab);
+ printf_filtered (_("linetable: ((struct linetable *) %s):\n"),
+ host_address_to_string (linetable));
+
+ if (linetable == NULL)
+ printf_filtered (_("No line table.\n"));
+ else if (linetable->nitems <= 0)
+ printf_filtered (_("Line table has no lines.\n"));
+ else
+ {
+ /* Leave space for 6 digits of index and line number. After that the
+ tables will just not format as well. */
+ struct ui_out *uiout = current_uiout;
+ ui_out_emit_table table_emitter (uiout, 4, -1, "line-table");
+ uiout->table_header (6, ui_left, "index", _("INDEX"));
+ uiout->table_header (6, ui_left, "line", _("LINE"));
+ uiout->table_header (18, ui_left, "address", _("ADDRESS"));
+ uiout->table_header (1, ui_left, "is-stmt", _("IS-STMT"));
+ uiout->table_body ();
+
+ for (int i = 0; i < linetable->nitems; ++i)
+ {
+ struct linetable_entry *item;
+
+ item = &linetable->item [i];
+ ui_out_emit_tuple tuple_emitter (uiout, nullptr);
+ uiout->field_signed ("index", i);
+ if (item->line > 0)
+ uiout->field_signed ("line", item->line);
+ else
+ uiout->field_string ("line", _("END"));
+ uiout->field_core_addr ("address", objfile->arch (),
+ item->pc);
+ uiout->field_string ("is-stmt", item->is_stmt ? "Y" : "");
+ uiout->text ("\n");
+ }
+ }
+
+ return 0;
+}
+
+/* Implement the 'maint info line-table' command. */
+
+static void
+maintenance_info_line_tables (const char *regexp, int from_tty)
+{
+ dont_repeat ();
+
+ if (regexp != NULL)
+ re_comp (regexp);
+
+ for (struct program_space *pspace : program_spaces)
+ for (objfile *objfile : pspace->objfiles ())
+ {
+ for (compunit_symtab *cust : objfile->compunits ())
+ {
+ for (symtab *symtab : compunit_filetabs (cust))
+ {
+ QUIT;
+
+ if (regexp == NULL
+ || re_exec (symtab_to_filename_for_display (symtab)))
+ maintenance_print_one_line_table (symtab, NULL);
+ }
+ }
+ }
+}
+
+\f
+
/* Do early runtime initializations. */
+void _initialize_symmisc ();
void
-_initialize_symmisc (void)
+_initialize_symmisc ()
{
std_in = stdin;
std_out = stdout;
std_err = stderr;
+
+ add_cmd ("symbols", class_maintenance, maintenance_print_symbols, _("\
+Print dump of current symbol definitions.\n\
+Usage: mt print symbols [-pc ADDRESS] [--] [OUTFILE]\n\
+ mt print symbols [-objfile OBJFILE] [-source SOURCE] [--] [OUTFILE]\n\
+Entries in the full symbol table are dumped to file OUTFILE,\n\
+or the terminal if OUTFILE is unspecified.\n\
+If ADDRESS is provided, dump only the file for that address.\n\
+If SOURCE is provided, dump only that file's symbols.\n\
+If OBJFILE is provided, dump only that file's minimal symbols."),
+ &maintenanceprintlist);
+
+ add_cmd ("msymbols", class_maintenance, maintenance_print_msymbols, _("\
+Print dump of current minimal symbol definitions.\n\
+Usage: mt print msymbols [-objfile OBJFILE] [--] [OUTFILE]\n\
+Entries in the minimal symbol table are dumped to file OUTFILE,\n\
+or the terminal if OUTFILE is unspecified.\n\
+If OBJFILE is provided, dump only that file's minimal symbols."),
+ &maintenanceprintlist);
+
+ add_cmd ("objfiles", class_maintenance, maintenance_print_objfiles,
+ _("Print dump of current object file definitions.\n\
+With an argument REGEXP, list the object files with matching names."),
+ &maintenanceprintlist);
+
+ add_cmd ("symtabs", class_maintenance, maintenance_info_symtabs, _("\
+List the full symbol tables for all object files.\n\
+This does not include information about individual symbols, blocks, or\n\
+linetables --- just the symbol table structures themselves.\n\
+With an argument REGEXP, list the symbol tables with matching names."),
+ &maintenanceinfolist);
+
+ add_cmd ("line-table", class_maintenance, maintenance_info_line_tables, _("\
+List the contents of all line tables, from all symbol tables.\n\
+With an argument REGEXP, list just the line tables for the symbol\n\
+tables with matching names."),
+ &maintenanceinfolist);
+
+ add_cmd ("check-symtabs", class_maintenance, maintenance_check_symtabs,
+ _("\
+Check consistency of currently expanded symtabs."),
+ &maintenancelist);
+
+ add_cmd ("expand-symtabs", class_maintenance, maintenance_expand_symtabs,
+ _("Expand symbol tables.\n\
+With an argument REGEXP, only expand the symbol tables with matching names."),
+ &maintenancelist);
}
projects / deliverable / binutils-gdb.git / blobdiff