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* xcoffread.c (xcoff_sym_fns): Update.

Browse Source 
* symfile.h (struct sym_fns) <sym_read_psymbols>: New field.
	(enum symfile_add_flags) <SYMFILE_NO_READ>: New constant.
	* symfile.c (syms_from_objfile): Handle SYMFILE_NO_READ.
	(symbol_file_add_with_addrs_or_offsets): Likewise.
	(reread_symbols): Handle OBJF_PSYMTABS_READ.
	* somread.c (som_sym_fns): Update.
	* psymtab.h (require_partial_symbols): Declare.
	* psymtab.c (require_partial_symbols): New function.
	(ALL_OBJFILE_PSYMTABS_REQUIRED): New macro.
	(ALL_OBJFILE_PSYMTABS): Undef.
	(ALL_PSYMTABS): Move from psympriv.h.
	(lookup_partial_symtab, find_pc_sect_psymtab)
	(lookup_symbol_aux_psymtabs, relocate_psymtabs)
	(find_last_source_symtab_from_partial)
	(forget_cached_source_info_partial)
	(print_psymtab_stats_for_objfile, read_symtabs_for_function)
	(expand_partial_symbol_tables, read_psymtabs_with_filename)
	(map_symbol_names_psymtab, map_symbol_filenames_psymtab)
	(find_symbol_file_from_partial, map_matching_symbols_psymtab)
	(expand_symtabs_matching_via_partial, maintenance_info_psymtabs):
	Use ALL_OBJFILE_PSYMTABS_REQUIRED.
	* psympriv.h (ALL_PSYMTABS): Move to psymtab.c.
	* objfiles.h (OBJF_PSYMTABS_READ): New macro.
	* objfiles.c (objfile_has_partial_symbols): Handle lazily-read
	psymtabs.
	* mipsread.c (ecoff_sym_fns): Update.
	* machoread.c (macho_sym_fns): Update.
	* elfread.c (elf_symfile_read): Set up for lazy psymtab reading.
	(read_psyms): New function.
	(elf_sym_fns, elf_sym_fns_gdb_index): Update.
	(elf_sym_fns_lazy_psyms): New global.
	* dwarf2read.c (dwarf2_initialize_objfile): Don't call
	dwarf2_build_psymtabs.
	* dbxread.c (aout_sym_fns): Update.
	* coffread.c (coff_sym_fns): Update.
This commit is contained in:
Tom Tromey 2011-03-07 16:17:29 +00:00
parent fda326dd1d
commit b11896a527
16 changed files with 214 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
gdb/ChangeLog
View File

@ -1,3 +1,42 @@
2011-03-07 Tom Tromey <tromey@redhat.com>
* xcoffread.c (xcoff_sym_fns): Update.
* symfile.h (struct sym_fns) <sym_read_psymbols>: New field.
(enum symfile_add_flags) <SYMFILE_NO_READ>: New constant.
* symfile.c (syms_from_objfile): Handle SYMFILE_NO_READ.
(symbol_file_add_with_addrs_or_offsets): Likewise.
(reread_symbols): Handle OBJF_PSYMTABS_READ.
* somread.c (som_sym_fns): Update.
* psymtab.h (require_partial_symbols): Declare.
* psymtab.c (require_partial_symbols): New function.
(ALL_OBJFILE_PSYMTABS_REQUIRED): New macro.
(ALL_OBJFILE_PSYMTABS): Undef.
(ALL_PSYMTABS): Move from psympriv.h.
(lookup_partial_symtab, find_pc_sect_psymtab)
(lookup_symbol_aux_psymtabs, relocate_psymtabs)
(find_last_source_symtab_from_partial)
(forget_cached_source_info_partial)
(print_psymtab_stats_for_objfile, read_symtabs_for_function)
(expand_partial_symbol_tables, read_psymtabs_with_filename)
(map_symbol_names_psymtab, map_symbol_filenames_psymtab)
(find_symbol_file_from_partial, map_matching_symbols_psymtab)
(expand_symtabs_matching_via_partial, maintenance_info_psymtabs):
Use ALL_OBJFILE_PSYMTABS_REQUIRED.
* psympriv.h (ALL_PSYMTABS): Move to psymtab.c.
* objfiles.h (OBJF_PSYMTABS_READ): New macro.
* objfiles.c (objfile_has_partial_symbols): Handle lazily-read
psymtabs.
* mipsread.c (ecoff_sym_fns): Update.
* machoread.c (macho_sym_fns): Update.
* elfread.c (elf_symfile_read): Set up for lazy psymtab reading.
(read_psyms): New function.
(elf_sym_fns, elf_sym_fns_gdb_index): Update.
(elf_sym_fns_lazy_psyms): New global.
* dwarf2read.c (dwarf2_initialize_objfile): Don't call
dwarf2_build_psymtabs.
* dbxread.c (aout_sym_fns): Update.
* coffread.c (coff_sym_fns): Update.
2011-03-07 Tom Tromey <tromey@redhat.com>
* infrun.c (print_exited_reason): Include inferior id and pid in

1
gdb/coffread.c
View File

@ -2191,6 +2191,7 @@ static const struct sym_fns coff_sym_fns =
for sym_read() */
coff_symfile_read, /* sym_read: read a symbol file into
symtab */
NULL, /* sym_read_psymbols */
coff_symfile_finish, /* sym_finish: finished with file,
cleanup */
default_symfile_offsets, /* sym_offsets: xlate external to

1
gdb/dbxread.c
View File

@ -3587,6 +3587,7 @@ static const struct sym_fns aout_sym_fns =
dbx_new_init, /* init anything gbl to entire symtab */
dbx_symfile_init, /* read initial info, setup for sym_read() */
dbx_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
dbx_symfile_finish, /* finished with file, cleanup */
default_symfile_offsets, /* parse user's offsets to internal form */
default_symfile_segments, /* Get segment information from a file. */

1
gdb/dwarf2read.c
View File

@ -2767,7 +2767,6 @@ dwarf2_initialize_objfile (struct objfile *objfile)
if (dwarf2_read_index (objfile))
return 1;
dwarf2_build_psymtabs (objfile);
return 0;
}

50
gdb/elfread.c
View File

@ -40,8 +40,9 @@
extern void _initialize_elfread (void);
/* Forward declaration. */
/* Forward declarations. */
static const struct sym_fns elf_sym_fns_gdb_index;
static const struct sym_fns elf_sym_fns_lazy_psyms;
/* The struct elfinfo is available only during ELF symbol table and
psymtab reading. It is destroyed at the completion of psymtab-reading.
@ -887,14 +888,24 @@ elf_symfile_read (struct objfile *objfile, int symfile_flags)
bfd_section_size (abfd, str_sect));
}
if (dwarf2_has_info (objfile) && dwarf2_initialize_objfile (objfile))
objfile->sf = &elf_sym_fns_gdb_index;
if (dwarf2_has_info (objfile))
{
if (dwarf2_initialize_objfile (objfile))
objfile->sf = &elf_sym_fns_gdb_index;
else
{
/* It is ok to do this even if the stabs reader made some
partial symbols, because OBJF_PSYMTABS_READ has not been
set, and so our lazy reader function will still be called
when needed. */
objfile->sf = &elf_sym_fns_lazy_psyms;
}
}
/* If the file has its own symbol tables it has no separate debug
info. `.dynsym'/`.symtab' go to MSYMBOLS, `.debug_info' goes to
SYMTABS/PSYMTABS. `.gnu_debuglink' may no longer be present with
`.note.gnu.build-id'. */
if (!objfile_has_partial_symbols (objfile))
else if (!objfile_has_partial_symbols (objfile))
{
char *debugfile;
@ -913,6 +924,15 @@ elf_symfile_read (struct objfile *objfile, int symfile_flags)
}
}
/* Callback to lazily read psymtabs. */
static void
read_psyms (struct objfile *objfile)
{
if (dwarf2_has_info (objfile))
dwarf2_build_psymtabs (objfile);
}
/* This cleans up the objfile's deprecated_sym_stab_info pointer, and
the chain of stab_section_info's, that might be dangling from
it. */
@ -1057,6 +1077,25 @@ static const struct sym_fns elf_sym_fns =
elf_new_init, /* init anything gbl to entire symtab */
elf_symfile_init, /* read initial info, setup for sym_read() */
elf_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
elf_symfile_finish, /* finished with file, cleanup */
default_symfile_offsets, /* Translate ext. to int. relocation */
elf_symfile_segments, /* Get segment information from a file. */
NULL,
default_symfile_relocate, /* Relocate a debug section. */
&psym_functions
};
/* The same as elf_sym_fns, but not registered and lazily reads
psymbols. */
static const struct sym_fns elf_sym_fns_lazy_psyms =
{
bfd_target_elf_flavour,
elf_new_init, /* init anything gbl to entire symtab */
elf_symfile_init, /* read initial info, setup for sym_read() */
elf_symfile_read, /* read a symbol file into symtab */
read_psyms, /* sym_read_psymbols */
elf_symfile_finish, /* finished with file, cleanup */
default_symfile_offsets, /* Translate ext. to int. relocation */
elf_symfile_segments, /* Get segment information from a file. */
@ -1073,6 +1112,7 @@ static const struct sym_fns elf_sym_fns_gdb_index =
elf_new_init, /* init anything gbl to entire symab */
elf_symfile_init, /* read initial info, setup for sym_red() */
elf_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
elf_symfile_finish, /* finished with file, cleanup */
default_symfile_offsets, /* Translate ext. to int. relocatin */
elf_symfile_segments, /* Get segment information from a file. */

1
gdb/machoread.c
View File

@ -843,6 +843,7 @@ static const struct sym_fns macho_sym_fns = {
macho_new_init, /* init anything gbl to entire symtab */
macho_symfile_init, /* read initial info, setup for sym_read() */
macho_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
macho_symfile_finish, /* finished with file, cleanup */
macho_symfile_offsets, /* xlate external to internal form */
default_symfile_segments, /* Get segment information from a file. */

1
gdb/mipsread.c
View File

@ -396,6 +396,7 @@ static const struct sym_fns ecoff_sym_fns =
mipscoff_new_init, /* init anything gbl to entire symtab */
mipscoff_symfile_init, /* read initial info, setup for sym_read() */
mipscoff_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
mipscoff_symfile_finish, /* finished with file, cleanup */
default_symfile_offsets, /* dummy FIXME til implem sym reloc */
default_symfile_segments, /* Get segment information from a file. */

9
gdb/objfiles.c
View File

@ -907,7 +907,14 @@ objfile_relocate (struct objfile *objfile, struct section_offsets *new_offsets)
int
objfile_has_partial_symbols (struct objfile *objfile)
{
return objfile->sf ? objfile->sf->qf->has_symbols (objfile) : 0;
if (!objfile->sf)
return 0;
/* If we have not read psymbols, but we have a function capable of
reading them, then that is an indication that they are in fact
available. */
if ((objfile->flags & OBJF_PSYMTABS_READ) == 0)
return objfile->sf->sym_read_psymbols != NULL;
return objfile->sf->qf->has_symbols (objfile);
}
/* Return non-zero if OBJFILE has full symbols. */

5
gdb/objfiles.h
View File

@ -436,6 +436,11 @@ struct objfile
#define OBJF_USERLOADED (1 << 3) /* User loaded */
/* Set if we have tried to read partial symtabs for this objfile.
This is used to allow lazy reading of partial symtabs. */
#define OBJF_PSYMTABS_READ (1 << 4)
/* The object file that contains the runtime common minimal symbols
for SunOS4. Note that this objfile has no associated BFD. */

6
gdb/psympriv.h
View File

@ -183,10 +183,4 @@ extern void discard_psymtab (struct partial_symtab *);
#define ALL_OBJFILE_PSYMTABS(objfile, p) \
for ((p) = (objfile) -> psymtabs; (p) != NULL; (p) = (p) -> next)
/* Traverse all psymtabs in all objfiles. */
#define ALL_PSYMTABS(objfile, p) \
ALL_OBJFILES (objfile) \
ALL_OBJFILE_PSYMTABS (objfile, p)
#endif /* PSYMPRIV_H */

88
gdb/psymtab.c
View File

@ -69,6 +69,60 @@ static struct partial_symbol *fixup_psymbol_section (struct partial_symbol
static struct symtab *psymtab_to_symtab (struct partial_symtab *pst);
/* Ensure that the partial symbols for OBJFILE have been loaded. This
function always returns its argument, as a convenience. */
struct objfile *
require_partial_symbols (struct objfile *objfile, int verbose)
{
if ((objfile->flags & OBJF_PSYMTABS_READ) == 0)
{
objfile->flags |= OBJF_PSYMTABS_READ;
if (objfile->sf->sym_read_psymbols)
{
if (verbose)
{
printf_unfiltered (_("Reading symbols from %s..."),
objfile->name);
gdb_flush (gdb_stdout);
}
(*objfile->sf->sym_read_psymbols) (objfile);
if (verbose)
{
if (!objfile_has_symbols (objfile))
{
wrap_here ("");
printf_unfiltered (_("(no debugging symbols found)..."));
wrap_here ("");
}
printf_unfiltered (_("done.\n"));
}
}
}
return objfile;
}
/* Traverse all psymtabs in one objfile, requiring that the psymtabs
be read in. */
#define ALL_OBJFILE_PSYMTABS_REQUIRED(objfile, p) \
for ((p) = require_partial_symbols (objfile, 1)->psymtabs; \
(p) != NULL; \
(p) = (p)->next)
/* We want to make sure this file always requires psymtabs. */
#undef ALL_OBJFILE_PSYMTABS
/* Traverse all psymtabs in all objfiles. */
#define ALL_PSYMTABS(objfile, p) \
ALL_OBJFILES (objfile) \
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p)
/* Lookup the partial symbol table of a source file named NAME.
*If* there is no '/' in the name, a match after a '/'
in the psymtab filename will also work. */
@ -79,7 +133,7 @@ lookup_partial_symtab (struct objfile *objfile, const char *name,
{
struct partial_symtab *pst;
ALL_OBJFILE_PSYMTABS (objfile, pst)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst)
{
if (FILENAME_CMP (name, pst->filename) == 0)
{
@ -117,7 +171,7 @@ lookup_partial_symtab (struct objfile *objfile, const char *name,
/* Now, search for a matching tail (only if name doesn't have any dirs). */
if (lbasename (name) == name)
ALL_OBJFILE_PSYMTABS (objfile, pst)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst)
{
if (FILENAME_CMP (lbasename (pst->filename), name) == 0)
return (pst);
@ -280,7 +334,7 @@ find_pc_sect_psymtab (struct objfile *objfile, CORE_ADDR pc,
its CUs may be missing in PSYMTABS_ADDRMAP as they may be varying
debug info type in single OBJFILE. */
ALL_OBJFILE_PSYMTABS (objfile, pst)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst)
if (pc >= pst->textlow && pc < pst->texthigh)
{
struct partial_symtab *best_pst;
@ -423,7 +477,7 @@ lookup_symbol_aux_psymtabs (struct objfile *objfile,
struct partial_symtab *ps;
const int psymtab_index = (block_index == GLOBAL_BLOCK ? 1 : 0);
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
if (!ps->readin && lookup_partial_symbol (ps, name, psymtab_index, domain))
return PSYMTAB_TO_SYMTAB (ps);
@ -635,7 +689,7 @@ relocate_psymtabs (struct objfile *objfile,
struct partial_symbol **psym;
struct partial_symtab *p;
ALL_OBJFILE_PSYMTABS (objfile, p)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p)
{
p->textlow += ANOFFSET (delta, SECT_OFF_TEXT (objfile));
p->texthigh += ANOFFSET (delta, SECT_OFF_TEXT (objfile));
@ -667,7 +721,7 @@ find_last_source_symtab_from_partial (struct objfile *ofp)
struct partial_symtab *ps;
struct partial_symtab *cs_pst = 0;
ALL_OBJFILE_PSYMTABS (ofp, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (ofp, ps)
{
const char *name = ps->filename;
int len = strlen (name);
@ -696,7 +750,7 @@ forget_cached_source_info_partial (struct objfile *objfile)
{
struct partial_symtab *pst;
ALL_OBJFILE_PSYMTABS (objfile, pst)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst)
{
if (pst->fullname != NULL)
{
@ -873,7 +927,7 @@ print_psymtab_stats_for_objfile (struct objfile *objfile)
struct partial_symtab *ps;
i = 0;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
if (ps->readin == 0)
i++;
@ -915,7 +969,7 @@ read_symtabs_for_function (struct objfile *objfile, const char *func_name)
{
struct partial_symtab *ps;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
if (ps->readin)
continue;
@ -933,7 +987,7 @@ expand_partial_symbol_tables (struct objfile *objfile)
{
struct partial_symtab *psymtab;
ALL_OBJFILE_PSYMTABS (objfile, psymtab)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, psymtab)
{
psymtab_to_symtab (psymtab);
}
@ -944,7 +998,7 @@ read_psymtabs_with_filename (struct objfile *objfile, const char *filename)
{
struct partial_symtab *p;
ALL_OBJFILE_PSYMTABS (objfile, p)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, p)
{
if (strcmp (filename, p->filename) == 0)
PSYMTAB_TO_SYMTAB (p);
@ -957,7 +1011,7 @@ map_symbol_names_psymtab (struct objfile *objfile,
{
struct partial_symtab *ps;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
struct partial_symbol **psym;
@ -995,7 +1049,7 @@ map_symbol_filenames_psymtab (struct objfile *objfile,
{
struct partial_symtab *ps;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
const char *fullname;
@ -1044,7 +1098,7 @@ find_symbol_file_from_partial (struct objfile *objfile, const char *name)
{
struct partial_symtab *pst;
ALL_OBJFILE_PSYMTABS (objfile, pst)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, pst)
{
if (lookup_partial_symbol (pst, name, 1, VAR_DOMAIN))
return pst->filename;
@ -1095,7 +1149,7 @@ map_matching_symbols_psymtab (const char *name, domain_enum namespace,
const int block_kind = global ? GLOBAL_BLOCK : STATIC_BLOCK;
struct partial_symtab *ps;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
QUIT;
if (ps->readin
@ -1128,7 +1182,7 @@ expand_symtabs_matching_via_partial (struct objfile *objfile,
{
struct partial_symtab *ps;
ALL_OBJFILE_PSYMTABS (objfile, ps)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, ps)
{
struct partial_symbol **psym;
struct partial_symbol **bound, **gbound, **sbound;
@ -1640,7 +1694,7 @@ maintenance_info_psymtabs (char *regexp, int from_tty)
actually find a symtab whose name matches. */
int printed_objfile_start = 0;
ALL_OBJFILE_PSYMTABS (objfile, psymtab)
ALL_OBJFILE_PSYMTABS_REQUIRED (objfile, psymtab)
{
QUIT;

8
gdb/psymtab.h
View File

@ -38,4 +38,12 @@ extern const struct quick_symbol_functions psym_functions;
extern const struct quick_symbol_functions dwarf2_gdb_index_functions;
/* Ensure that the partial symbols for OBJFILE have been loaded. If
VERBOSE is non-zero, then this will print a message when symbols
are loaded. This function always returns its argument, as a
convenience. */
extern struct objfile *require_partial_symbols (struct objfile *objfile,
int verbose);
#endif /* PSYMTAB_H */

1
gdb/somread.c
View File

@ -433,6 +433,7 @@ static const struct sym_fns som_sym_fns =
som_new_init, /* init anything gbl to entire symtab */
som_symfile_init, /* read initial info, setup for sym_read() */
som_symfile_read, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
som_symfile_finish, /* finished with file, cleanup */
som_symfile_offsets, /* Translate ext. to int. relocation */
default_symfile_segments, /* Get segment information from a file. */

26
gdb/symfile.c
View File

@ -1019,6 +1019,9 @@ syms_from_objfile (struct objfile *objfile,
(*objfile->sf->sym_read) (objfile, add_flags);
if ((add_flags & SYMFILE_NO_READ) == 0)
require_partial_symbols (objfile, 0);
/* Discard cleanups as symbol reading was successful. */
discard_cleanups (old_chain);
@ -1079,9 +1082,15 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
struct cleanup *my_cleanups;
const char *name = bfd_get_filename (abfd);
const int from_tty = add_flags & SYMFILE_VERBOSE;
const int should_print = ((from_tty || info_verbose)
&& (readnow_symbol_files
|| (add_flags & SYMFILE_NO_READ) == 0));
if (readnow_symbol_files)
flags |= OBJF_READNOW;
{
flags |= OBJF_READNOW;
add_flags &= ~SYMFILE_NO_READ;
}
my_cleanups = make_cleanup_bfd_close (abfd);
@ -1100,7 +1109,7 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
/* We either created a new mapped symbol table, mapped an existing
symbol table file which has not had initial symbol reading
performed, or need to read an unmapped symbol table. */
if (from_tty || info_verbose)
if (should_print)
{
if (deprecated_pre_add_symbol_hook)
deprecated_pre_add_symbol_hook (name);
@ -1121,7 +1130,7 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
if ((flags & OBJF_READNOW))
{
if (from_tty || info_verbose)
if (should_print)
{
printf_unfiltered (_("expanding to full symbols..."));
wrap_here ("");
@ -1132,15 +1141,14 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
objfile->sf->qf->expand_all_symtabs (objfile);
}
if ((from_tty || info_verbose)
&& !objfile_has_symbols (objfile))
if (should_print && !objfile_has_symbols (objfile))
{
wrap_here ("");
printf_unfiltered (_("(no debugging symbols found)..."));
wrap_here ("");
}
if (from_tty || info_verbose)
if (should_print)
{
if (deprecated_post_add_symbol_hook)
deprecated_post_add_symbol_hook ();
@ -2497,6 +2505,12 @@ reread_symbols (void)
/* Do not set flags as this is safe and we don't want to be
verbose. */
(*objfile->sf->sym_read) (objfile, 0);
if ((objfile->flags & OBJF_PSYMTABS_READ) != 0)
{
objfile->flags &= ~OBJF_PSYMTABS_READ;
require_partial_symbols (objfile, 0);
}
if (!objfile_has_symbols (objfile))
{
wrap_here ("");

13
gdb/symfile.h
View File

@ -326,6 +326,13 @@ struct sym_fns
void (*sym_read) (struct objfile *, int);
/* Read the partial symbols for an objfile. This may be NULL, in
which case gdb assumes that sym_read already read the partial
symbols. This may only be non-NULL if the objfile actually does
have debuginfo available. */
void (*sym_read_psymbols) (struct objfile *);
/* Called when we are finished with an objfile. Should do all
cleanup that is specific to the object file format for the
particular objfile. */
@ -408,7 +415,11 @@ enum symfile_add_flags
SYMFILE_MAINLINE = 1 << 2,
/* Do not call breakpoint_re_set when adding this symbol file. */
SYMFILE_DEFER_BP_RESET = 1 << 3
SYMFILE_DEFER_BP_RESET = 1 << 3,
/* Do not immediately read symbols for this file. By default,
symbols are read when the objfile is created. */
SYMFILE_NO_READ = 1 << 4
};
extern void syms_from_objfile (struct objfile *,

1
gdb/xcoffread.c
View File

@ -3084,6 +3084,7 @@ static const struct sym_fns xcoff_sym_fns =
xcoff_new_init, /* init anything gbl to entire symtab */
xcoff_symfile_init, /* read initial info, setup for sym_read() */
xcoff_initial_scan, /* read a symbol file into symtab */
NULL, /* sym_read_psymbols */
xcoff_symfile_finish, /* finished with file, cleanup */
xcoff_symfile_offsets, /* xlate offsets ext->int form */
default_symfile_segments, /* Get segment information from a file. */