#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 "gdb_obstack.h"
#include "exceptions.h"
#include "language.h"
#include "bcache.h"
#include "demangle.h"
#include "block.h"
#include "gdb_regex.h"
#include "gdb_stat.h"
#include "dictionary.h"
#include "gdb_assert.h"
#include "gdb_string.h"
#include "readline/readline.h"
#ifndef DEV_TTY
#define DEV_TTY "/dev/tty"
#endif
FILE *std_in;
FILE *std_out;
FILE *std_err;
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 partial_symbol **, int,
char *, struct ui_file *);
static void free_symtab_block (struct objfile *, struct block *);
void _initialize_symmisc (void);
struct print_symbol_args
{
struct symbol *symbol;
int depth;
struct ui_file *outfile;
};
static int print_symbol (void *);
static void free_symtab_block (struct objfile *, struct block *);
static void
free_symtab_block (struct objfile *objfile, struct block *b)
{
struct dict_iterator iter;
struct symbol *sym;
ALL_BLOCK_SYMBOLS (b, iter, sym)
{
xfree (DEPRECATED_SYMBOL_NAME (sym));
xfree (sym);
}
dict_free (BLOCK_DICT (b));
xfree (b);
}
void
free_symtab (struct symtab *s)
{
int i, n;
struct blockvector *bv;
switch (s->free_code)
{
case free_nothing:
break;
case free_contents:
bv = BLOCKVECTOR (s);
n = BLOCKVECTOR_NBLOCKS (bv);
for (i = 0; i < n; i++)
free_symtab_block (s->objfile, BLOCKVECTOR_BLOCK (bv, i));
xfree (bv);
case free_linetable:
if (LINETABLE (s))
xfree (LINETABLE (s));
break;
}
if (s->free_func != NULL)
s->free_func (s);
if (s->line_charpos != NULL)
xfree (s->line_charpos);
if (s->fullname != NULL)
xfree (s->fullname);
if (s->debugformat != NULL)
xfree (s->debugformat);
xfree (s);
}
void
print_symbol_bcache_statistics (void)
{
struct objfile *objfile;
immediate_quit++;
ALL_OBJFILES (objfile)
{
printf_filtered (_("Byte cache statistics for '%s':\n"), objfile->name);
print_bcache_statistics (objfile->psymbol_cache, "partial symbol cache");
}
immediate_quit--;
}
void
print_objfile_statistics (void)
{
struct objfile *objfile;
struct symtab *s;
struct partial_symtab *ps;
int i, linetables, blockvectors;
immediate_quit++;
ALL_OBJFILES (objfile)
{
printf_filtered (_("Statistics for '%s':\n"), objfile->name);
if (OBJSTAT (objfile, n_stabs) > 0)
printf_filtered (_(" Number of \"stab\" symbols read: %d\n"),
OBJSTAT (objfile, n_stabs));
if (OBJSTAT (objfile, n_minsyms) > 0)
printf_filtered (_(" Number of \"minimal\" symbols read: %d\n"),
OBJSTAT (objfile, n_minsyms));
if (OBJSTAT (objfile, n_psyms) > 0)
printf_filtered (_(" Number of \"partial\" symbols read: %d\n"),
OBJSTAT (objfile, n_psyms));
if (OBJSTAT (objfile, n_syms) > 0)
printf_filtered (_(" Number of \"full\" symbols read: %d\n"),
OBJSTAT (objfile, n_syms));
if (OBJSTAT (objfile, n_types) > 0)
printf_filtered (_(" Number of \"types\" defined: %d\n"),
OBJSTAT (objfile, n_types));
i = 0;
ALL_OBJFILE_PSYMTABS (objfile, ps)
{
if (ps->readin == 0)
i++;
}
printf_filtered (_(" Number of psym tables (not yet expanded): %d\n"), i);
i = linetables = blockvectors = 0;
ALL_OBJFILE_SYMTABS (objfile, s)
{
i++;
if (s->linetable != NULL)
linetables++;
if (s->primary == 1)
blockvectors++;
}
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 psymbol cache: %d\n"),
bcache_memory_used (objfile->psymbol_cache));
printf_filtered (_(" Total memory used for macro cache: %d\n"),
bcache_memory_used (objfile->macro_cache));
}
immediate_quit--;
}
static void
dump_objfile (struct objfile *objfile)
{
struct symtab *symtab;
struct partial_symtab *psymtab;
printf_filtered ("\nObject file %s: ", objfile->name);
printf_filtered ("Objfile at ");
gdb_print_host_address (objfile, gdb_stdout);
printf_filtered (", bfd at ");
gdb_print_host_address (objfile->obfd, gdb_stdout);
printf_filtered (", %d minsyms\n\n",
objfile->minimal_symbol_count);
if (objfile->psymtabs)
{
printf_filtered ("Psymtabs:\n");
ALL_OBJFILE_PSYMTABS (objfile, psymtab)
{
printf_filtered ("%s at ", psymtab->filename);
gdb_print_host_address (psymtab, gdb_stdout);
printf_filtered (" from ");
printf_filtered ("0x%s", paddr_nz (psymtab->textlow));
printf_filtered (" to ");
printf_filtered ("0x%s", paddr_nz (psymtab->texthigh));
if (psymtab->objfile != objfile)
{
printf_filtered (" (NOT ON CHAIN)");
}
printf_filtered ("\n");
}
printf_filtered ("\n");
}
if (objfile->symtabs)
{
printf_filtered ("Symtabs:\n");
ALL_OBJFILE_SYMTABS (objfile, symtab)
{
printf_filtered ("%s at ", symtab->filename);
gdb_print_host_address (symtab, gdb_stdout);
if (symtab->objfile != objfile)
{
printf_filtered (" (NOT ON CHAIN)");
}
printf_filtered ("\n");
}
printf_filtered ("\n");
}
}
static void
dump_msymbols (struct objfile *objfile, struct ui_file *outfile)
{
struct minimal_symbol *msymbol;
int index;
char ms_type;
fprintf_filtered (outfile, "\nObject file %s:\n\n", objfile->name);
if (objfile->minimal_symbol_count == 0)
{
fprintf_filtered (outfile, "No minimal symbols found.\n");
return;
}
for (index = 0, msymbol = objfile->msymbols;
DEPRECATED_SYMBOL_NAME (msymbol) != NULL; msymbol++, index++)
{
switch (msymbol->type)
{
case mst_unknown:
ms_type = 'u';
break;
case mst_text:
ms_type = 'T';
break;
case mst_solib_trampoline:
ms_type = 'S';
break;
case mst_data:
ms_type = 'D';
break;
case mst_bss:
ms_type = 'B';
break;
case mst_abs:
ms_type = 'A';
break;
case mst_file_text:
ms_type = 't';
break;
case mst_file_data:
ms_type = 'd';
break;
case mst_file_bss:
ms_type = 'b';
break;
default:
ms_type = '?';
break;
}
fprintf_filtered (outfile, "[%2d] %c ", index, ms_type);
deprecated_print_address_numeric (SYMBOL_VALUE_ADDRESS (msymbol), 1, outfile);
fprintf_filtered (outfile, " %s", DEPRECATED_SYMBOL_NAME (msymbol));
if (SYMBOL_BFD_SECTION (msymbol))
fprintf_filtered (outfile, " section %s",
bfd_section_name (objfile->obfd,
SYMBOL_BFD_SECTION (msymbol)));
if (SYMBOL_DEMANGLED_NAME (msymbol) != NULL)
{
fprintf_filtered (outfile, " %s", SYMBOL_DEMANGLED_NAME (msymbol));
}
#if defined(SOFUN_ADDRESS_MAYBE_MISSING) && !defined(TM_NEXTSTEP)
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 (struct objfile *objfile, struct partial_symtab *psymtab,
struct ui_file *outfile)
{
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 (" ");
deprecated_print_address_numeric (ANOFFSET (psymtab->section_offsets, i),
1,
outfile);
}
fprintf_filtered (outfile, "\n");
fprintf_filtered (outfile, " Symbols cover text addresses ");
deprecated_print_address_numeric (psymtab->textlow, 1, outfile);
fprintf_filtered (outfile, "-");
deprecated_print_address_numeric (psymtab->texthigh, 1, outfile);
fprintf_filtered (outfile, "\n");
fprintf_filtered (outfile, " Depends on %d other partial symtabs.\n",
psymtab->number_of_dependencies);
for (i = 0; i < psymtab->number_of_dependencies; i++)
{
fprintf_filtered (outfile, " %d ", i);
gdb_print_host_address (psymtab->dependencies[i], outfile);
fprintf_filtered (outfile, " %s\n",
psymtab->dependencies[i]->filename);
}
if (psymtab->n_global_syms > 0)
{
print_partial_symbols (objfile->global_psymbols.list
+ psymtab->globals_offset,
psymtab->n_global_syms, "Global", outfile);
}
if (psymtab->n_static_syms > 0)
{
print_partial_symbols (objfile->static_psymbols.list
+ psymtab->statics_offset,
psymtab->n_static_syms, "Static", outfile);
}
fprintf_filtered (outfile, "\n");
}
static void
dump_symtab_1 (struct objfile *objfile, struct symtab *symtab,
struct ui_file *outfile)
{
int i;
struct dict_iterator iter;
int len;
struct linetable *l;
struct blockvector *bv;
struct symbol *sym;
struct block *b;
int depth;
fprintf_filtered (outfile, "\nSymtab for file %s\n", symtab->filename);
if (symtab->dirname)
fprintf_filtered (outfile, "Compilation directory is %s\n",
symtab->dirname);
fprintf_filtered (outfile, "Read from object file %s (", objfile->name);
gdb_print_host_address (objfile, outfile);
fprintf_filtered (outfile, ")\n");
fprintf_filtered (outfile, "Language: %s\n", language_str (symtab->language));
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);
deprecated_print_address_numeric (l->item[i].pc, 1, outfile);
fprintf_filtered (outfile, "\n");
}
}
if (symtab->primary)
{
fprintf_filtered (outfile, "\nBlockvector:\n\n");
bv = BLOCKVECTOR (symtab);
len = BLOCKVECTOR_NBLOCKS (bv);
for (i = 0; i < len; i++)
{
b = BLOCKVECTOR_BLOCK (bv, i);
depth = block_depth (b) * 2;
print_spaces (depth, outfile);
fprintf_filtered (outfile, "block #%03d, object at ", i);
gdb_print_host_address (b, outfile);
if (BLOCK_SUPERBLOCK (b))
{
fprintf_filtered (outfile, " under ");
gdb_print_host_address (BLOCK_SUPERBLOCK (b), outfile);
}
fprintf_filtered (outfile, ", %d syms/buckets in ",
dict_size (BLOCK_DICT (b)));
if (!BLOCK_RANGES (b))
{
deprecated_print_address_numeric (BLOCK_START (b), 1, outfile);
fprintf_filtered (outfile, "..");
deprecated_print_address_numeric (BLOCK_END (b), 1, outfile);
}
else
{
int j;
for (j = 0; j < BLOCK_RANGES (b)->nelts; j++)
{
if (j > 0)
fprintf_filtered (outfile, "\n");
deprecated_print_address_numeric (BLOCK_RANGE_START (b, j), 1,
outfile);
fprintf_filtered (outfile, "..");
deprecated_print_address_numeric (BLOCK_RANGE_END (b, j), 1,
outfile);
}
}
if (BLOCK_FUNCTION (b))
{
fprintf_filtered (outfile, ", function %s", DEPRECATED_SYMBOL_NAME (BLOCK_FUNCTION (b)));
if (SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)) != NULL)
{
fprintf_filtered (outfile, ", %s",
SYMBOL_DEMANGLED_NAME (BLOCK_FUNCTION (b)));
}
}
if (BLOCK_GCC_COMPILED (b))
fprintf_filtered (outfile, ", compiled with gcc%d", BLOCK_GCC_COMPILED (b));
fprintf_filtered (outfile, "\n");
ALL_BLOCK_SYMBOLS (b, iter, sym)
{
struct print_symbol_args s;
s.symbol = sym;
s.depth = depth + 1;
s.outfile = outfile;
catch_errors (print_symbol, &s, "Error printing symbol:\n",
RETURN_MASK_ALL);
}
}
fprintf_filtered (outfile, "\n");
}
else
{
fprintf_filtered (outfile, "\nBlockvector same as previous symtab\n\n");
}
}
static void
dump_symtab (struct objfile *objfile, struct symtab *symtab,
struct ui_file *outfile)
{
enum language saved_lang;
saved_lang = set_language (symtab->language);
dump_symtab_1 (objfile, symtab, outfile);
set_language (saved_lang);
}
void
maintenance_print_symbols (char *args, int from_tty)
{
char **argv;
struct ui_file *outfile;
struct cleanup *cleanups;
char *symname = NULL;
char *filename = DEV_TTY;
struct objfile *objfile;
struct symtab *s;
dont_repeat ();
if (args == NULL)
{
error (_("\
Arguments missing: an output file name and an optional symbol file name"));
}
else if ((argv = buildargv (args)) == NULL)
{
nomem (0);
}
cleanups = make_cleanup_freeargv (argv);
if (argv[0] != NULL)
{
filename = argv[0];
if (argv[1] != NULL)
{
symname = argv[1];
}
}
filename = tilde_expand (filename);
make_cleanup (xfree, filename);
outfile = gdb_fopen (filename, FOPEN_WT);
if (outfile == 0)
perror_with_name (filename);
make_cleanup_ui_file_delete (outfile);
immediate_quit++;
ALL_SYMTABS (objfile, s)
if (symname == NULL || strcmp (symname, s->filename) == 0)
dump_symtab (objfile, s, outfile);
immediate_quit--;
do_cleanups (cleanups);
}
static int
print_symbol (void *args)
{
struct symbol *symbol = ((struct print_symbol_args *) args)->symbol;
int depth = ((struct print_symbol_args *) args)->depth;
struct ui_file *outfile = ((struct print_symbol_args *) args)->outfile;
print_spaces (depth, outfile);
if (SYMBOL_DOMAIN (symbol) == LABEL_DOMAIN)
{
fprintf_filtered (outfile, "label %s at ", SYMBOL_PRINT_NAME (symbol));
deprecated_print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile);
if (SYMBOL_BFD_SECTION (symbol))
fprintf_filtered (outfile, " section %s\n",
bfd_section_name (SYMBOL_BFD_SECTION (symbol)->owner,
SYMBOL_BFD_SECTION (symbol)));
else
fprintf_filtered (outfile, "\n");
return 1;
}
if (SYMBOL_DOMAIN (symbol) == STRUCT_DOMAIN)
{
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")),
DEPRECATED_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))
{
LA_PRINT_TYPE (SYMBOL_TYPE (symbol), SYMBOL_PRINT_NAME (symbol),
outfile,
TYPE_CODE (SYMBOL_TYPE (symbol)) != TYPE_CODE_ENUM,
depth);
fprintf_filtered (outfile, "; ");
}
else
fprintf_filtered (outfile, "%s ", SYMBOL_PRINT_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]);
}
break;
case LOC_STATIC:
fprintf_filtered (outfile, "static at ");
deprecated_print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile);
if (SYMBOL_BFD_SECTION (symbol))
fprintf_filtered (outfile, " section %s",
bfd_section_name
(SYMBOL_BFD_SECTION (symbol)->owner,
SYMBOL_BFD_SECTION (symbol)));
break;
case LOC_INDIRECT:
fprintf_filtered (outfile, "extern global at *(");
deprecated_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 ");
deprecated_print_address_numeric (SYMBOL_VALUE_ADDRESS (symbol), 1, outfile);
if (SYMBOL_BFD_SECTION (symbol))
fprintf_filtered (outfile, " section %s",
bfd_section_name
(SYMBOL_BFD_SECTION (symbol)->owner,
SYMBOL_BFD_SECTION (symbol)));
break;
case LOC_BLOCK:
fprintf_filtered (outfile, "block object ");
if (SYMBOL_BLOCK_VALUE (symbol) != NULL)
{
gdb_print_host_address (SYMBOL_BLOCK_VALUE (symbol), outfile);
fprintf_filtered (outfile, ", ");
if (!BLOCK_RANGES (SYMBOL_BLOCK_VALUE (symbol)))
{
deprecated_print_address_numeric (BLOCK_START (SYMBOL_BLOCK_VALUE (symbol)),
1,
outfile);
fprintf_filtered (outfile, "..");
deprecated_print_address_numeric (BLOCK_END (SYMBOL_BLOCK_VALUE (symbol)),
1,
outfile);
}
else
{
int j;
for (j =0;
j < BLOCK_RANGES (SYMBOL_BLOCK_VALUE (symbol))->nelts; j++)
{
if (j > 0)
fprintf_filtered (outfile, ",");
deprecated_print_address_numeric (BLOCK_RANGE_START (SYMBOL_BLOCK_VALUE (symbol), j), 1, outfile);
fprintf_filtered (outfile, "..");
deprecated_print_address_numeric (BLOCK_RANGE_END (SYMBOL_BLOCK_VALUE (symbol), j), 1, outfile);
}
}
}
else
fprintf_filtered (outfile, "having NULL block!");
if (SYMBOL_BFD_SECTION (symbol))
fprintf_filtered (outfile, " section %s",
bfd_section_name
(SYMBOL_BFD_SECTION (symbol)->owner,
SYMBOL_BFD_SECTION (symbol)));
break;
case LOC_COMPUTED:
case LOC_COMPUTED_ARG:
fprintf_filtered (outfile, "computed at runtime");
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 (char *args, int from_tty)
{
char **argv;
struct ui_file *outfile;
struct cleanup *cleanups;
char *symname = NULL;
char *filename = DEV_TTY;
struct objfile *objfile;
struct partial_symtab *ps;
dont_repeat ();
if (args == NULL)
{
error (_("print-psymbols takes an output file name and optional symbol file name"));
}
else if ((argv = buildargv (args)) == NULL)
{
nomem (0);
}
cleanups = make_cleanup_freeargv (argv);
if (argv[0] != NULL)
{
filename = argv[0];
if (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 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'", DEPRECATED_SYMBOL_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:
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_INDIRECT:
fputs_filtered ("extern global", outfile);
break;
case LOC_REGISTER:
fputs_filtered ("register", outfile);
break;
case LOC_ARG:
fputs_filtered ("pass by value", outfile);
break;
case LOC_REF_ARG:
fputs_filtered ("pass by reference", outfile);
break;
case LOC_REGPARM:
fputs_filtered ("register parameter", outfile);
break;
case LOC_REGPARM_ADDR:
fputs_filtered ("register address parameter", outfile);
break;
case LOC_LOCAL:
fputs_filtered ("stack parameter", outfile);
break;
case LOC_TYPEDEF:
fputs_filtered ("type", outfile);
break;
case LOC_LABEL:
fputs_filtered ("label", outfile);
break;
case LOC_BLOCK:
fputs_filtered ("function", outfile);
break;
case LOC_CONST_BYTES:
fputs_filtered ("constant bytes", outfile);
break;
case LOC_LOCAL_ARG:
fputs_filtered ("shuffled arg", outfile);
break;
case LOC_UNRESOLVED:
fputs_filtered ("unresolved", outfile);
break;
case LOC_OPTIMIZED_OUT:
fputs_filtered ("optimized out", outfile);
break;
case LOC_COMPUTED:
case LOC_COMPUTED_ARG:
fputs_filtered ("computed at runtime", outfile);
break;
default:
fputs_filtered ("<invalid location>", outfile);
break;
}
fputs_filtered (", ", outfile);
deprecated_print_address_numeric (SYMBOL_VALUE_ADDRESS (*p), 1, outfile);
fprintf_filtered (outfile, "\n");
p++;
}
}
void
maintenance_print_msymbols (char *args, int from_tty)
{
char **argv;
struct ui_file *outfile;
struct cleanup *cleanups;
char *filename = DEV_TTY;
char *symname = NULL;
struct objfile *objfile;
struct stat sym_st, obj_st;
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 (argv[1] != NULL)
{
symname = xfullpath (argv[1]);
make_cleanup (xfree, symname);
if (symname && stat (symname, &sym_st))
perror_with_name (symname);
}
}
filename = tilde_expand (filename);
make_cleanup (xfree, filename);
outfile = gdb_fopen (filename, FOPEN_WT);
if (outfile == 0)
perror_with_name (filename);
make_cleanup_ui_file_delete (outfile);
immediate_quit++;
ALL_OBJFILES (objfile)
if (symname == NULL
|| (!stat (objfile->name, &obj_st) && sym_st.st_ino == obj_st.st_ino))
dump_msymbols (objfile, outfile);
immediate_quit--;
fprintf_filtered (outfile, "\n\n");
do_cleanups (cleanups);
}
void
maintenance_print_objfiles (char *ignore, int from_tty)
{
struct objfile *objfile;
dont_repeat ();
immediate_quit++;
ALL_OBJFILES (objfile)
dump_objfile (objfile);
immediate_quit--;
}
void
maintenance_info_symtabs (char *regexp, int from_tty)
{
struct objfile *objfile;
if (regexp)
re_comp (regexp);
ALL_OBJFILES (objfile)
{
struct symtab *symtab;
int printed_objfile_start = 0;
ALL_OBJFILE_SYMTABS (objfile, symtab)
if (! regexp
|| re_exec (symtab->filename))
{
if (! printed_objfile_start)
{
printf_filtered ("{ objfile %s ", objfile->name);
wrap_here (" ");
printf_filtered ("((struct objfile *) %p)\n", objfile);
printed_objfile_start = 1;
}
printf_filtered (" { symtab %s ", symtab->filename);
wrap_here (" ");
printf_filtered ("((struct symtab *) %p)\n", 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 *) %p)%s\n",
symtab->blockvector,
symtab->primary ? " (primary)" : "");
printf_filtered (" debugformat %s\n", symtab->debugformat);
printf_filtered (" }\n");
}
if (printed_objfile_start)
printf_filtered ("}\n");
}
}
void
maintenance_info_psymtabs (char *regexp, int from_tty)
{
struct objfile *objfile;
if (regexp)
re_comp (regexp);
ALL_OBJFILES (objfile)
{
struct partial_symtab *psymtab;
int printed_objfile_start = 0;
ALL_OBJFILE_PSYMTABS (objfile, psymtab)
if (! regexp
|| re_exec (psymtab->filename))
{
if (! printed_objfile_start)
{
printf_filtered ("{ objfile %s ", objfile->name);
wrap_here (" ");
printf_filtered ("((struct objfile *) %p)\n", objfile);
printed_objfile_start = 1;
}
printf_filtered (" { psymtab %s ", psymtab->filename);
wrap_here (" ");
printf_filtered ("((struct partial_symtab *) %p)\n", psymtab);
printf_filtered (" readin %s\n",
psymtab->readin ? "yes" : "no");
printf_filtered (" fullname %s\n",
psymtab->fullname ? psymtab->fullname : "(null)");
printf_filtered (" text addresses ");
deprecated_print_address_numeric (psymtab->textlow, 1, gdb_stdout);
printf_filtered (" -- ");
deprecated_print_address_numeric (psymtab->texthigh, 1, gdb_stdout);
printf_filtered ("\n");
printf_filtered (" globals ");
if (psymtab->n_global_syms)
{
printf_filtered ("(* (struct partial_symbol **) %p @ %d)\n",
(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 **) %p @ %d)\n",
(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];
printf_filtered (" psymtab %s "
"((struct partial_symtab *) %p)\n",
dep->filename, dep);
}
printf_filtered (" }\n");
}
else
printf_filtered ("(none)\n");
printf_filtered (" }\n");
}
if (printed_objfile_start)
printf_filtered ("}\n");
}
}
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)
{
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, DEPRECATED_SYMBOL_NAME (*psym),
NULL, SYMBOL_DOMAIN (*psym));
if (!sym)
{
printf_filtered ("Static symbol `");
puts_filtered (DEPRECATED_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, DEPRECATED_SYMBOL_NAME (*psym),
NULL, SYMBOL_DOMAIN (*psym));
if (!sym)
{
printf_filtered ("Global symbol `");
puts_filtered (DEPRECATED_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 ");
deprecated_print_address_numeric (ps->textlow, 1, gdb_stdout);
printf_filtered (" - ");
deprecated_print_address_numeric (ps->texthigh, 1, gdb_stdout);
printf_filtered ("\n");
continue;
}
if (ps->texthigh == 0)
continue;
if (!block_contains_pc (b, ps->textlow)
|| !block_contains_pc (b, ps->texthigh))
{
printf_filtered ("Psymtab ");
puts_filtered (ps->filename);
printf_filtered (" covers ");
deprecated_print_address_numeric (ps->textlow, 1, gdb_stdout);
printf_filtered (" - ");
deprecated_print_address_numeric (ps->texthigh, 1, gdb_stdout);
printf_filtered (" but symtab covers only ");
if (!BLOCK_RANGES (b))
{
deprecated_print_address_numeric (BLOCK_START (b), 1, gdb_stdout);
printf_filtered (" - ");
deprecated_print_address_numeric (BLOCK_END (b), 1, gdb_stdout);
printf_filtered ("\n");
}
else
{
int i;
for (i = 0; i < BLOCK_RANGES (b)->nelts; i++)
{
if (i > 0)
printf_filtered (", ");
deprecated_print_address_numeric (BLOCK_RANGE_START (b, i),
1, gdb_stdout);
printf_filtered (" - ");
deprecated_print_address_numeric (BLOCK_RANGE_END (b, i),
1, gdb_stdout);
}
printf_filtered ("\n");
}
}
}
}
static int
block_depth (struct block *block)
{
int i = 0;
while ((block = BLOCK_SUPERBLOCK (block)) != NULL)
{
i++;
}
return i;
}
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 *));
}
listp->next = listp->list + listp->size;
listp->size = new_size;
}
#define EQUIVALENCE_HASH_SIZE 127
struct equivalence_entry
{
char *name;
struct minimal_symbol *msymbol;
struct equivalence_entry *next;
};
static void
equivalence_table_initialize (struct objfile *ofile)
{
ofile->equivalence_table
= (void *) xcalloc (EQUIVALENCE_HASH_SIZE,
sizeof (struct equivalence_table *));
}
void
equivalence_table_delete (struct objfile *ofile)
{
struct equivalence_entry *entry;
struct equivalence_entry **table;
int i;
if (ofile->equivalence_table == NULL)
return;
table = (struct equivalence_entry **) ofile->equivalence_table;
for (i = 0; i < EQUIVALENCE_HASH_SIZE; i++)
{
entry = table[i];
while (entry != NULL)
{
xfree (entry->name);
entry = entry->next;
}
}
xfree (table);
ofile->equivalence_table = NULL;
}
void
equivalence_table_add (struct objfile *ofile, const char *name,
const char *name_end, struct minimal_symbol *msymbol)
{
struct equivalence_entry *new_entry;
struct equivalence_entry **table;
int hash;
int len = name_end - name;
gdb_assert (ofile->equivalence_table != NULL);
table = (struct equivalence_entry **) ofile->equivalence_table;
new_entry = (struct equivalence_entry *)
xmalloc (sizeof (struct equivalence_entry));
new_entry->name = (char *) xmalloc (len + 1);
memcpy (new_entry->name, name, len);
new_entry->name[len] = '\0';
new_entry->msymbol = msymbol;
hash = msymbol_hash (new_entry->name) % EQUIVALENCE_HASH_SIZE;
new_entry->next = table[hash];
table[hash] = new_entry;
}
void
equivalence_table_build (struct objfile *ofile)
{
struct equivalence_entry **table;
struct minimal_symbol *msymbol;
const char *name, *name_end;
if (ofile->equivalence_table != NULL)
equivalence_table_delete (ofile);
if (! ofile->check_for_equivalence)
return;
equivalence_table_initialize (ofile);
table = (struct equivalence_entry **) ofile->equivalence_table;
ALL_OBJFILE_MSYMBOLS (ofile, msymbol)
{
name = SYMBOL_LINKAGE_NAME (msymbol);
if (name[0] == '_')
continue;
name_end = strchr (name, '$');
if (name_end == NULL || *name_end == '\0')
continue;
if (!(isupper(name_end[1]) || isdigit(name_end[1])))
continue;
equivalence_table_add (ofile, name, name_end, msymbol);
}
}
struct minimal_symbol **
find_equivalent_msymbol (struct minimal_symbol *msymbol)
{
int hash;
struct equivalence_entry **table;
struct equivalence_entry *entry;
struct objfile *ofile;
struct obj_section *osect;
struct minimal_symbol **msymbol_list;
int nsyms = 0, max_nsyms = 5;
char *name = SYMBOL_LINKAGE_NAME (msymbol);
if (name == NULL)
return NULL;
osect = find_pc_sect_section (SYMBOL_VALUE_ADDRESS (msymbol),
SYMBOL_BFD_SECTION (msymbol));
if (osect == NULL)
return NULL;
ofile = osect->objfile;
table = (struct equivalence_entry **) ofile->equivalence_table;
if (table == NULL)
return NULL;
hash = msymbol_hash (name) % EQUIVALENCE_HASH_SIZE;
if (table[hash] == NULL)
return NULL;
msymbol_list = (struct minimal_symbol **)
xcalloc (max_nsyms + 1, sizeof (struct minimal_symbol *));
for (entry = table[hash]; entry != NULL; entry = entry->next)
{
if (strcmp(name, entry->name) == 0)
{
if (nsyms == max_nsyms)
{
int i;
struct minimal_symbol **new_list;
max_nsyms = max_nsyms * 2;
new_list = (struct minimal_symbol **)
xcalloc (max_nsyms + 1, sizeof (struct minimal_symbol *));
for (i = 0; i < nsyms; i++)
new_list[i] = msymbol_list[i];
xfree (msymbol_list);
msymbol_list = new_list;
}
msymbol_list[nsyms++] = entry->msymbol;
}
}
return msymbol_list;
}
void
_initialize_symmisc (void)
{
std_in = stdin;
std_out = stdout;
std_err = stderr;
}