2ad5709f00
* Makefile.in (SFILES): Add bcache.c.
(symtab_h): Add bcache.h.
(HFILES_NO_SRCDIR): add bcache.h
(COMMON_OBJS): Add bcache.o
(bcache.o): New target.
* dbxread.c (start_psymtab): Make global_syms & static_syms
type "partial_symbol **".
* hpread.c (hpread_start_symtab): Ditto.
* os9kread.c (os9k_start_psymtab): Ditto.
* stabsread.h (start_psymtab): Ditto.
* {symfile.c, symfile.h} (start_psymtab_common): Ditto.
* maint.c (maintenance_print_statistics): Call
print_symbol_bcache_statistics.
* objfiles.c (allocate_objfile): Initialize psymbol bcache malloc
and free pointers.
* solib.c (allocate_rt_common_objfile): Ditto.
* symfile.c (reread_symbols): Ditto.
(free_objfile): Free psymbol bcache when objfile is freed.
(objfile_relocate): Use new indirect psymbol pointers.
* objfiles.h (struct objfile): Add psymbol cache.
* symfile.c (compare_psymbols): Now passed pointers to pointers to
psymbols.
(reread_symbols): Free psymbol bcache when freeing other objfile
resources.
(add_psymbol_to_list, add_psymbol_addr_to_list): Initialize new
psymbol using the psymbol bcache.
(init_psymbol_list): Psymbol lists now contain pointers rather than
the actual psymbols.
* symfile.h (psymbol_allocation_list): Psymbol lists now dynamically
grown arrays of pointers.
(ADD_PSYMBOL_VT_TO_LIST): Initialize new symbol using the psymbol
bcache.
* symmisc.c (print_partial_symbols): Now takes pointer to pointer
to partial symbol.
(print_symbol_bcache_statistics): New function to print per objfile
bcache statistics.
(print_partial_symbol, print_partial_symbols,
maintenance_check_symtabs, extend_psymbol_list):
Account for change to pointer to pointer to partial symbol.
* symtab.c (find_pc_psymbol, lookup_partial_symbol, decode_line_2,
make_symbol_completion_list):
Account for change to pointer to pointer to partial symbol.
* symtab.h (bcache.h): Include.
* xcoffread.c (xcoff_start_psymtab): Make global_syms & static_syms
type "partial_symbol **".
1050 lines
28 KiB
C
1050 lines
28 KiB
C
/* Do various things to symbol tables (other than lookup), for GDB.
|
||
Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996
|
||
Free Software Foundation, Inc.
|
||
|
||
This file is part of GDB.
|
||
|
||
This program is free software; you can redistribute it and/or modify
|
||
it under the terms of the GNU General Public License as published by
|
||
the Free Software Foundation; either version 2 of the License, or
|
||
(at your option) any later version.
|
||
|
||
This program is 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 "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 "gdb_string.h"
|
||
|
||
#ifndef DEV_TTY
|
||
#define DEV_TTY "/dev/tty"
|
||
#endif
|
||
|
||
/* Unfortunately for debugging, stderr is usually a macro. This is painful
|
||
when calling functions that take FILE *'s from the debugger.
|
||
So we make a variable which has the same value and which is accessible when
|
||
debugging GDB with itself. Because stdin et al need not be constants,
|
||
we initialize them in the _initialize_symmisc function at the bottom
|
||
of the file. */
|
||
FILE *std_in;
|
||
FILE *std_out;
|
||
FILE *std_err;
|
||
|
||
/* Prototypes for local functions */
|
||
|
||
static void
|
||
dump_symtab PARAMS ((struct objfile *, struct symtab *, GDB_FILE *));
|
||
|
||
static void
|
||
dump_psymtab PARAMS ((struct objfile *, struct partial_symtab *, GDB_FILE *));
|
||
|
||
static void
|
||
dump_msymbols PARAMS ((struct objfile *, GDB_FILE *));
|
||
|
||
static void
|
||
dump_objfile PARAMS ((struct objfile *));
|
||
|
||
static int
|
||
block_depth PARAMS ((struct block *));
|
||
|
||
static void
|
||
print_partial_symbols PARAMS ((struct partial_symbol **, int, char *, GDB_FILE *));
|
||
|
||
struct print_symbol_args {
|
||
struct symbol *symbol;
|
||
int depth;
|
||
GDB_FILE *outfile;
|
||
};
|
||
|
||
static int print_symbol PARAMS ((char *));
|
||
|
||
static void
|
||
free_symtab_block PARAMS ((struct objfile *, struct block *));
|
||
|
||
|
||
/* Free a struct block <- B and all the symbols defined in that block. */
|
||
|
||
static void
|
||
free_symtab_block (objfile, b)
|
||
struct objfile *objfile;
|
||
struct block *b;
|
||
{
|
||
register int i, n;
|
||
n = BLOCK_NSYMS (b);
|
||
for (i = 0; i < n; i++)
|
||
{
|
||
mfree (objfile -> md, SYMBOL_NAME (BLOCK_SYM (b, i)));
|
||
mfree (objfile -> md, (PTR) BLOCK_SYM (b, i));
|
||
}
|
||
mfree (objfile -> md, (PTR) b);
|
||
}
|
||
|
||
/* Free all the storage associated with the struct symtab <- S.
|
||
Note that some symtabs have contents malloc'ed structure by structure,
|
||
while some have contents that all live inside one big block of memory,
|
||
and some share the contents of another symbol table and so you should
|
||
not free the contents on their behalf (except sometimes the linetable,
|
||
which maybe per symtab even when the rest is not).
|
||
It is s->free_code that says which alternative to use. */
|
||
|
||
void
|
||
free_symtab (s)
|
||
register struct symtab *s;
|
||
{
|
||
register int i, n;
|
||
register struct blockvector *bv;
|
||
|
||
switch (s->free_code)
|
||
{
|
||
case free_nothing:
|
||
/* All the contents are part of a big block of memory (an obstack),
|
||
and some other symtab is in charge of freeing that block.
|
||
Therefore, do nothing. */
|
||
break;
|
||
|
||
case free_contents:
|
||
/* Here all the contents were malloc'ed structure by structure
|
||
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 (s -> objfile, BLOCKVECTOR_BLOCK (bv, i));
|
||
/* Free the blockvector itself. */
|
||
mfree (s -> objfile -> md, (PTR) bv);
|
||
/* Also free the linetable. */
|
||
|
||
case free_linetable:
|
||
/* Everything will be freed either by our `free_ptr'
|
||
or by some other symtab, except for our linetable.
|
||
Free that now. */
|
||
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 != NULL)
|
||
mfree (s -> objfile -> md, s -> free_ptr);
|
||
|
||
/* Free source-related stuff */
|
||
if (s -> line_charpos != NULL)
|
||
mfree (s -> objfile -> md, (PTR) s -> line_charpos);
|
||
if (s -> fullname != NULL)
|
||
mfree (s -> objfile -> md, s -> fullname);
|
||
mfree (s -> objfile -> md, (PTR) s);
|
||
}
|
||
|
||
#if MAINTENANCE_CMDS
|
||
|
||
void
|
||
print_symbol_bcache_statistics ()
|
||
{
|
||
struct objfile *objfile;
|
||
|
||
immediate_quit++;
|
||
ALL_OBJFILES (objfile)
|
||
{
|
||
printf_filtered ("Cached obstack statistics for '%s':\n", objfile -> name);
|
||
print_bcache_statistics (&objfile -> psymbol_cache, "partial symbol obstack");
|
||
}
|
||
immediate_quit--;
|
||
}
|
||
|
||
void
|
||
print_objfile_statistics ()
|
||
{
|
||
struct objfile *objfile;
|
||
|
||
immediate_quit++;
|
||
ALL_OBJFILES (objfile)
|
||
{
|
||
printf_filtered ("Statistics for '%s':\n", objfile -> name);
|
||
if (OBJSTAT (objfile, n_stabs) > 0)
|
||
printf_filtered (" Number of \"stab\" symbols read: %d\n",
|
||
OBJSTAT (objfile, n_stabs));
|
||
if (OBJSTAT (objfile, n_minsyms) > 0)
|
||
printf_filtered (" Number of \"minimal symbols read: %d\n",
|
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OBJSTAT (objfile, n_minsyms));
|
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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 symbol obstack: %d\n",
|
||
obstack_memory_used (&objfile -> symbol_obstack));
|
||
printf_filtered (" Total memory used for type obstack: %d\n",
|
||
obstack_memory_used (&objfile -> type_obstack));
|
||
}
|
||
immediate_quit--;
|
||
}
|
||
|
||
static void
|
||
dump_objfile (objfile)
|
||
struct objfile *objfile;
|
||
{
|
||
struct symtab *symtab;
|
||
struct partial_symtab *psymtab;
|
||
|
||
printf_filtered ("\nObject file %s: ", objfile -> name);
|
||
printf_filtered ("Objfile at ");
|
||
gdb_print_address (objfile, gdb_stdout);
|
||
printf_filtered (", bfd at ");
|
||
gdb_print_address (objfile->obfd, gdb_stdout);
|
||
printf_filtered (", %d minsyms\n\n",
|
||
objfile->minimal_symbol_count);
|
||
|
||
if (objfile -> psymtabs)
|
||
{
|
||
printf_filtered ("Psymtabs:\n");
|
||
for (psymtab = objfile -> psymtabs;
|
||
psymtab != NULL;
|
||
psymtab = psymtab -> next)
|
||
{
|
||
printf_filtered ("%s at ",
|
||
psymtab -> filename);
|
||
gdb_print_address (psymtab, gdb_stdout);
|
||
printf_filtered (", ");
|
||
if (psymtab -> objfile != objfile)
|
||
{
|
||
printf_filtered ("NOT ON CHAIN! ");
|
||
}
|
||
wrap_here (" ");
|
||
}
|
||
printf_filtered ("\n\n");
|
||
}
|
||
|
||
if (objfile -> symtabs)
|
||
{
|
||
printf_filtered ("Symtabs:\n");
|
||
for (symtab = objfile -> symtabs;
|
||
symtab != NULL;
|
||
symtab = symtab->next)
|
||
{
|
||
printf_filtered ("%s at ", symtab -> filename);
|
||
gdb_print_address (symtab, gdb_stdout);
|
||
printf_filtered (", ");
|
||
if (symtab -> objfile != objfile)
|
||
{
|
||
printf_filtered ("NOT ON CHAIN! ");
|
||
}
|
||
wrap_here (" ");
|
||
}
|
||
printf_filtered ("\n\n");
|
||
}
|
||
}
|
||
|
||
/* Print minimal symbols from this objfile. */
|
||
|
||
static void
|
||
dump_msymbols (objfile, outfile)
|
||
struct objfile *objfile;
|
||
GDB_FILE *outfile;
|
||
{
|
||
struct minimal_symbol *msymbol;
|
||
int index;
|
||
char ms_type;
|
||
|
||
fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile -> name);
|
||
if (objfile -> minimal_symbol_count == 0)
|
||
{
|
||
fprintf_filtered (outfile, "No minimal symbols found.\n");
|
||
return;
|
||
}
|
||
for (index = 0, msymbol = objfile -> msymbols;
|
||
SYMBOL_NAME (msymbol) != NULL; msymbol++, index++)
|
||
{
|
||
switch (msymbol -> type)
|
||
{
|
||
case mst_unknown:
|
||
ms_type = 'u';
|
||
break;
|
||
case mst_text:
|
||
ms_type = 'T';
|
||
break;
|
||
case mst_solib_trampoline:
|
||
ms_type = 'S';
|
||
break;
|
||
case mst_data:
|
||
ms_type = 'D';
|
||
break;
|
||
case mst_bss:
|
||
ms_type = 'B';
|
||
break;
|
||
case mst_abs:
|
||
ms_type = 'A';
|
||
break;
|
||
case mst_file_text:
|
||
ms_type = 't';
|
||
break;
|
||
case mst_file_data:
|
||
ms_type = 'd';
|
||
break;
|
||
case mst_file_bss:
|
||
ms_type = 'b';
|
||
break;
|
||
default:
|
||
ms_type = '?';
|
||
break;
|
||
}
|
||
fprintf_filtered (outfile, "[%2d] %c %#10lx %s", index, ms_type,
|
||
SYMBOL_VALUE_ADDRESS (msymbol), SYMBOL_NAME (msymbol));
|
||
if (SYMBOL_DEMANGLED_NAME (msymbol) != NULL)
|
||
{
|
||
fprintf_filtered (outfile, " %s", SYMBOL_DEMANGLED_NAME (msymbol));
|
||
}
|
||
#ifdef SOFUN_ADDRESS_MAYBE_MISSING
|
||
if (msymbol->filename)
|
||
fprintf_filtered (outfile, " %s", msymbol->filename);
|
||
#endif
|
||
fputs_filtered ("\n", outfile);
|
||
}
|
||
if (objfile -> minimal_symbol_count != index)
|
||
{
|
||
warning ("internal error: minimal symbol count %d != %d",
|
||
objfile -> minimal_symbol_count, index);
|
||
}
|
||
fprintf_filtered (outfile, "\n");
|
||
}
|
||
|
||
static void
|
||
dump_psymtab (objfile, psymtab, outfile)
|
||
struct objfile *objfile;
|
||
struct partial_symtab *psymtab;
|
||
GDB_FILE *outfile;
|
||
{
|
||
int i;
|
||
|
||
fprintf_filtered (outfile, "\nPartial symtab for source file %s ",
|
||
psymtab -> filename);
|
||
fprintf_filtered (outfile, "(object ");
|
||
gdb_print_address (psymtab, outfile);
|
||
fprintf_filtered (outfile, ")\n\n");
|
||
fprintf_unfiltered (outfile, " Read from object file %s (",
|
||
objfile -> name);
|
||
gdb_print_address (objfile, outfile);
|
||
fprintf_unfiltered (outfile, ")\n");
|
||
|
||
if (psymtab -> readin)
|
||
{
|
||
fprintf_filtered (outfile,
|
||
" Full symtab was read (at ");
|
||
gdb_print_address (psymtab->symtab, outfile);
|
||
fprintf_filtered (outfile, " by function at ");
|
||
gdb_print_address ((PTR)psymtab->read_symtab, outfile);
|
||
fprintf_filtered (outfile, ")\n");
|
||
}
|
||
|
||
fprintf_filtered (outfile, " Relocate symbols by ");
|
||
for (i = 0; i < psymtab->objfile->num_sections; ++i)
|
||
{
|
||
if (i != 0)
|
||
fprintf_filtered (outfile, ", ");
|
||
wrap_here (" ");
|
||
print_address_numeric (ANOFFSET (psymtab->section_offsets, i),
|
||
1,
|
||
outfile);
|
||
}
|
||
fprintf_filtered (outfile, "\n");
|
||
|
||
fprintf_filtered (outfile, " Symbols cover text addresses ");
|
||
print_address_numeric (psymtab->textlow, 1, outfile);
|
||
fprintf_filtered (outfile, "-");
|
||
print_address_numeric (psymtab->texthigh, 1, outfile);
|
||
fprintf_filtered (outfile, "\n");
|
||
fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n",
|
||
psymtab -> number_of_dependencies);
|
||
for (i = 0; i < psymtab -> number_of_dependencies; i++)
|
||
{
|
||
fprintf_filtered (outfile, " %d ", i);
|
||
gdb_print_address (psymtab -> dependencies[i], outfile);
|
||
fprintf_filtered (outfile, " %s\n",
|
||
psymtab -> dependencies[i] -> filename);
|
||
}
|
||
if (psymtab -> n_global_syms > 0)
|
||
{
|
||
print_partial_symbols (objfile -> global_psymbols.list
|
||
+ psymtab -> globals_offset,
|
||
psymtab -> n_global_syms, "Global", outfile);
|
||
}
|
||
if (psymtab -> n_static_syms > 0)
|
||
{
|
||
print_partial_symbols (objfile -> static_psymbols.list
|
||
+ psymtab -> statics_offset,
|
||
psymtab -> n_static_syms, "Static", outfile);
|
||
}
|
||
fprintf_filtered (outfile, "\n");
|
||
}
|
||
|
||
static void
|
||
dump_symtab (objfile, symtab, outfile)
|
||
struct objfile *objfile;
|
||
struct symtab *symtab;
|
||
GDB_FILE *outfile;
|
||
{
|
||
register int i, j;
|
||
int len, blen;
|
||
register struct linetable *l;
|
||
struct blockvector *bv;
|
||
register struct block *b;
|
||
int depth;
|
||
|
||
fprintf_filtered (outfile, "\nSymtab for file %s\n", symtab->filename);
|
||
fprintf_filtered (outfile, "Read from object file %s (", objfile->name);
|
||
gdb_print_address (objfile, outfile);
|
||
fprintf_filtered (outfile, ")\n");
|
||
fprintf_filtered (outfile, "Language: %s\n", language_str (symtab -> language));
|
||
|
||
/* First print the line table. */
|
||
l = LINETABLE (symtab);
|
||
if (l)
|
||
{
|
||
fprintf_filtered (outfile, "\nLine table:\n\n");
|
||
len = l->nitems;
|
||
for (i = 0; i < len; i++)
|
||
{
|
||
fprintf_filtered (outfile, " line %d at ", l->item[i].line);
|
||
print_address_numeric (l->item[i].pc, 1, outfile);
|
||
fprintf_filtered (outfile, "\n");
|
||
}
|
||
}
|
||
/* Now print the block info. */
|
||
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_filtered (outfile, "block #%03d (object ", i);
|
||
gdb_print_address (b, outfile);
|
||
fprintf_filtered (outfile, ") ");
|
||
fprintf_filtered (outfile, "[");
|
||
print_address_numeric (BLOCK_START (b), 1, outfile);
|
||
fprintf_filtered (outfile, "..");
|
||
print_address_numeric (BLOCK_END (b), 1, outfile);
|
||
fprintf_filtered (outfile, "]");
|
||
if (BLOCK_SUPERBLOCK (b))
|
||
{
|
||
fprintf_filtered (outfile, " (under ");
|
||
gdb_print_address (BLOCK_SUPERBLOCK (b), outfile);
|
||
fprintf_filtered (outfile, ")");
|
||
}
|
||
if (BLOCK_FUNCTION (b))
|
||
{
|
||
fprintf_filtered (outfile, " %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, " gcc%d compiled", BLOCK_GCC_COMPILED(b));
|
||
fprintf_filtered (outfile, "\n");
|
||
blen = BLOCK_NSYMS (b);
|
||
for (j = 0; j < blen; j++)
|
||
{
|
||
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");
|
||
}
|
||
|
||
void
|
||
maintenance_print_symbols (args, from_tty)
|
||
char *args;
|
||
int from_tty;
|
||
{
|
||
char **argv;
|
||
GDB_FILE *outfile;
|
||
struct cleanup *cleanups;
|
||
char *symname = NULL;
|
||
char *filename = DEV_TTY;
|
||
struct objfile *objfile;
|
||
struct symtab *s;
|
||
|
||
dont_repeat ();
|
||
|
||
if (args == NULL)
|
||
{
|
||
error ("\
|
||
Arguments missing: an output file name and an optional symbol file name");
|
||
}
|
||
else if ((argv = buildargv (args)) == NULL)
|
||
{
|
||
nomem (0);
|
||
}
|
||
cleanups = make_cleanup (freeargv, (char *) argv);
|
||
|
||
if (argv[0] != NULL)
|
||
{
|
||
filename = argv[0];
|
||
/* If a second arg is supplied, it is a source file name to match on */
|
||
if (argv[1] != NULL)
|
||
{
|
||
symname = argv[1];
|
||
}
|
||
}
|
||
|
||
filename = tilde_expand (filename);
|
||
make_cleanup (free, filename);
|
||
|
||
outfile = gdb_fopen (filename, FOPEN_WT);
|
||
if (outfile == 0)
|
||
perror_with_name (filename);
|
||
make_cleanup (fclose, (char *) outfile);
|
||
|
||
immediate_quit++;
|
||
ALL_SYMTABS (objfile, s)
|
||
if (symname == NULL || (STREQ (symname, s -> filename)))
|
||
dump_symtab (objfile, s, outfile);
|
||
immediate_quit--;
|
||
do_cleanups (cleanups);
|
||
}
|
||
|
||
/* Print symbol ARGS->SYMBOL on ARGS->OUTFILE. ARGS->DEPTH says how
|
||
far to indent. ARGS is really a struct print_symbol_args *, but is
|
||
declared as char * to get it past catch_errors. Returns 0 for error,
|
||
1 for success. */
|
||
|
||
static int
|
||
print_symbol (args)
|
||
char *args;
|
||
{
|
||
struct symbol *symbol = ((struct print_symbol_args *)args)->symbol;
|
||
int depth = ((struct print_symbol_args *)args)->depth;
|
||
GDB_FILE *outfile = ((struct print_symbol_args *)args)->outfile;
|
||
|
||
print_spaces (depth, outfile);
|
||
if (SYMBOL_NAMESPACE (symbol) == LABEL_NAMESPACE)
|
||
{
|
||
fprintf_filtered (outfile, "label %s at ", SYMBOL_SOURCE_NAME (symbol));
|
||
print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile);
|
||
fprintf_filtered (outfile, "\n");
|
||
return 1;
|
||
}
|
||
if (SYMBOL_NAMESPACE (symbol) == STRUCT_NAMESPACE)
|
||
{
|
||
if (TYPE_TAG_NAME (SYMBOL_TYPE (symbol)))
|
||
{
|
||
LA_PRINT_TYPE (SYMBOL_TYPE (symbol), "", outfile, 1, depth);
|
||
}
|
||
else
|
||
{
|
||
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_filtered (outfile, ";\n");
|
||
}
|
||
else
|
||
{
|
||
if (SYMBOL_CLASS (symbol) == LOC_TYPEDEF)
|
||
fprintf_filtered (outfile, "typedef ");
|
||
if (SYMBOL_TYPE (symbol))
|
||
{
|
||
/* 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_filtered (outfile, "%s ", SYMBOL_SOURCE_NAME (symbol));
|
||
|
||
switch (SYMBOL_CLASS (symbol))
|
||
{
|
||
case LOC_CONST:
|
||
fprintf_filtered (outfile, "const %ld (0x%lx),",
|
||
SYMBOL_VALUE (symbol),
|
||
SYMBOL_VALUE (symbol));
|
||
break;
|
||
|
||
case LOC_CONST_BYTES:
|
||
{
|
||
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++)
|
||
fprintf_filtered (outfile, " %02x",
|
||
(unsigned)SYMBOL_VALUE_BYTES (symbol) [i]);
|
||
fprintf_filtered (outfile, ",");
|
||
}
|
||
break;
|
||
|
||
case LOC_STATIC:
|
||
fprintf_filtered (outfile, "static at ");
|
||
print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1,outfile);
|
||
fprintf_filtered (outfile, ",");
|
||
break;
|
||
|
||
case LOC_REGISTER:
|
||
fprintf_filtered (outfile, "register %ld,", SYMBOL_VALUE (symbol));
|
||
break;
|
||
|
||
case LOC_ARG:
|
||
fprintf_filtered (outfile, "arg at offset 0x%lx,",
|
||
SYMBOL_VALUE (symbol));
|
||
break;
|
||
|
||
case LOC_LOCAL_ARG:
|
||
fprintf_filtered (outfile, "arg at offset 0x%lx from fp,",
|
||
SYMBOL_VALUE (symbol));
|
||
break;
|
||
|
||
case LOC_REF_ARG:
|
||
fprintf_filtered (outfile, "reference arg at 0x%lx,", SYMBOL_VALUE (symbol));
|
||
break;
|
||
|
||
case LOC_REGPARM:
|
||
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_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_filtered (outfile, "label at ");
|
||
print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile);
|
||
break;
|
||
|
||
case LOC_BLOCK:
|
||
fprintf_filtered (outfile, "block (object ");
|
||
gdb_print_address (SYMBOL_BLOCK_VALUE (symbol), outfile);
|
||
fprintf_filtered (outfile, ") starting at ");
|
||
print_address_numeric (BLOCK_START (SYMBOL_BLOCK_VALUE (symbol)),
|
||
1,
|
||
outfile);
|
||
fprintf_filtered (outfile, ",");
|
||
break;
|
||
|
||
case LOC_UNRESOLVED:
|
||
fprintf_filtered (outfile, "unresolved");
|
||
break;
|
||
|
||
case LOC_OPTIMIZED_OUT:
|
||
fprintf_filtered (outfile, "optimized out");
|
||
break;
|
||
|
||
default:
|
||
fprintf_filtered (outfile, "botched symbol class %x",
|
||
SYMBOL_CLASS (symbol));
|
||
break;
|
||
}
|
||
}
|
||
fprintf_filtered (outfile, "\n");
|
||
return 1;
|
||
}
|
||
|
||
void
|
||
maintenance_print_psymbols (args, from_tty)
|
||
char *args;
|
||
int from_tty;
|
||
{
|
||
char **argv;
|
||
GDB_FILE *outfile;
|
||
struct cleanup *cleanups;
|
||
char *symname = NULL;
|
||
char *filename = DEV_TTY;
|
||
struct objfile *objfile;
|
||
struct 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, (char *) argv);
|
||
|
||
if (argv[0] != NULL)
|
||
{
|
||
filename = argv[0];
|
||
/* If a second arg is supplied, it is a source file name to match on */
|
||
if (argv[1] != NULL)
|
||
{
|
||
symname = argv[1];
|
||
}
|
||
}
|
||
|
||
filename = tilde_expand (filename);
|
||
make_cleanup (free, filename);
|
||
|
||
outfile = gdb_fopen (filename, FOPEN_WT);
|
||
if (outfile == 0)
|
||
perror_with_name (filename);
|
||
make_cleanup (fclose, 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 (p, count, what, outfile)
|
||
struct partial_symbol **p;
|
||
int count;
|
||
char *what;
|
||
GDB_FILE *outfile;
|
||
{
|
||
fprintf_filtered (outfile, " %s partial symbols:\n", what);
|
||
while (count-- > 0)
|
||
{
|
||
fprintf_filtered (outfile, " `%s'", SYMBOL_NAME(*p));
|
||
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_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);
|
||
/* FIXME-32x64: Need to use SYMBOL_VALUE_ADDRESS, etc.; this
|
||
could be 32 bits when some of the other fields in the union
|
||
are 64. */
|
||
fprintf_filtered (outfile, "0x%lx\n", SYMBOL_VALUE (*p));
|
||
p++;
|
||
}
|
||
}
|
||
|
||
void
|
||
maintenance_print_msymbols (args, from_tty)
|
||
char *args;
|
||
int from_tty;
|
||
{
|
||
char **argv;
|
||
GDB_FILE *outfile;
|
||
struct cleanup *cleanups;
|
||
char *filename = DEV_TTY;
|
||
char *symname = NULL;
|
||
struct objfile *objfile;
|
||
|
||
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 (free, filename);
|
||
|
||
outfile = gdb_fopen (filename, FOPEN_WT);
|
||
if (outfile == 0)
|
||
perror_with_name (filename);
|
||
make_cleanup (fclose, 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 (ignore, from_tty)
|
||
char *ignore;
|
||
int from_tty;
|
||
{
|
||
struct objfile *objfile;
|
||
|
||
dont_repeat ();
|
||
|
||
immediate_quit++;
|
||
ALL_OBJFILES (objfile)
|
||
dump_objfile (objfile);
|
||
immediate_quit--;
|
||
}
|
||
|
||
/* Check consistency of psymtabs and symtabs. */
|
||
|
||
void
|
||
maintenance_check_symtabs (ignore, from_tty)
|
||
char *ignore;
|
||
int from_tty;
|
||
{
|
||
register struct symbol *sym;
|
||
register struct partial_symbol **psym;
|
||
register struct symtab *s = NULL;
|
||
register struct partial_symtab *ps;
|
||
struct blockvector *bv;
|
||
register struct objfile *objfile;
|
||
register struct block *b;
|
||
int length;
|
||
|
||
ALL_PSYMTABS (objfile, ps)
|
||
{
|
||
s = PSYMTAB_TO_SYMTAB(ps);
|
||
if (s == NULL)
|
||
continue;
|
||
bv = BLOCKVECTOR (s);
|
||
b = BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK);
|
||
psym = ps->objfile->static_psymbols.list + ps->statics_offset;
|
||
length = ps->n_static_syms;
|
||
while (length--)
|
||
{
|
||
sym = lookup_block_symbol (b, SYMBOL_NAME (*psym),
|
||
SYMBOL_NAMESPACE (*psym));
|
||
if (!sym)
|
||
{
|
||
printf_filtered ("Static symbol `");
|
||
puts_filtered (SYMBOL_NAME (*psym));
|
||
printf_filtered ("' only found in ");
|
||
puts_filtered (ps->filename);
|
||
printf_filtered (" psymtab\n");
|
||
}
|
||
psym++;
|
||
}
|
||
b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
|
||
psym = ps->objfile->global_psymbols.list + ps->globals_offset;
|
||
length = ps->n_global_syms;
|
||
while (length--)
|
||
{
|
||
sym = lookup_block_symbol (b, SYMBOL_NAME (*psym),
|
||
SYMBOL_NAMESPACE (*psym));
|
||
if (!sym)
|
||
{
|
||
printf_filtered ("Global symbol `");
|
||
puts_filtered (SYMBOL_NAME (*psym));
|
||
printf_filtered ("' only found in ");
|
||
puts_filtered (ps->filename);
|
||
printf_filtered (" psymtab\n");
|
||
}
|
||
psym++;
|
||
}
|
||
if (ps->texthigh < ps->textlow)
|
||
{
|
||
printf_filtered ("Psymtab ");
|
||
puts_filtered (ps->filename);
|
||
printf_filtered (" covers bad range ");
|
||
print_address_numeric (ps->textlow, 1, stdout);
|
||
printf_filtered (" - ");
|
||
print_address_numeric (ps->texthigh, 1, 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, stdout);
|
||
printf_filtered (" - ");
|
||
print_address_numeric (ps->texthigh, 1, stdout);
|
||
printf_filtered (" but symtab covers only ");
|
||
print_address_numeric (BLOCK_START (b), 1, stdout);
|
||
printf_filtered (" - ");
|
||
print_address_numeric (BLOCK_END (b), 1, stdout);
|
||
printf_filtered ("\n");
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/* Return the nexting depth of a block within other blocks in its symtab. */
|
||
|
||
static int
|
||
block_depth (block)
|
||
struct block *block;
|
||
{
|
||
register int i = 0;
|
||
while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
|
||
{
|
||
i++;
|
||
}
|
||
return i;
|
||
}
|
||
|
||
#endif /* MAINTENANCE_CMDS */
|
||
|
||
|
||
/* Increase the space allocated for LISTP, which is probably
|
||
global_psymbols or static_psymbols. This space will eventually
|
||
be freed in free_objfile(). */
|
||
|
||
void
|
||
extend_psymbol_list (listp, objfile)
|
||
register struct psymbol_allocation_list *listp;
|
||
struct objfile *objfile;
|
||
{
|
||
int new_size;
|
||
if (listp->size == 0)
|
||
{
|
||
new_size = 255;
|
||
listp->list = (struct partial_symbol **)
|
||
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;
|
||
}
|
||
|
||
|
||
/* Do early runtime initializations. */
|
||
void
|
||
_initialize_symmisc ()
|
||
{
|
||
std_in = stdin;
|
||
std_out = stdout;
|
||
std_err = stderr;
|
||
}
|