/* Generic symbol file reading for the GNU debugger, GDB.
- Copyright (C) 1990-2013 Free Software Foundation, Inc.
+ Copyright (C) 1990-2014 Free Software Foundation, Inc.
Contributed by Cygnus Support, using pieces from other GDB modules.
#include "stack.h"
#include "gdb_bfd.h"
#include "cli/cli-utils.h"
-#include "target.h"
#include <sys/types.h>
#include <fcntl.h>
#include <string.h>
-#include "gdb_stat.h"
+#include <sys/stat.h>
#include <ctype.h>
#include <time.h>
#include <sys/time.h>
low = bfd_get_section_vma (abfd, sect);
high = low + bfd_get_section_size (sect);
- data = XZALLOC (struct symfile_segment_data);
+ data = XCNEW (struct symfile_segment_data);
data->num_segments = 1;
- data->segment_bases = XCALLOC (1, CORE_ADDR);
- data->segment_sizes = XCALLOC (1, CORE_ADDR);
+ data->segment_bases = XCNEW (CORE_ADDR);
+ data->segment_sizes = XCNEW (CORE_ADDR);
num_sections = bfd_count_sections (abfd);
- data->segment_info = XCALLOC (num_sections, int);
+ data->segment_info = XCNEWVEC (int, num_sections);
for (i = 0, sect = abfd->sections; sect != NULL; i++, sect = sect->next)
{
read_symbols (struct objfile *objfile, int add_flags)
{
(*objfile->sf->sym_read) (objfile, add_flags);
+ objfile->per_bfd->minsyms_read = 1;
/* find_separate_debug_file_in_section should be called only if there is
single binary with no existing separate debug info file. */
static void
init_entry_point_info (struct objfile *objfile)
{
+ struct entry_info *ei = &objfile->per_bfd->ei;
+
+ if (ei->initialized)
+ return;
+ ei->initialized = 1;
+
/* Save startup file's range of PC addresses to help blockframe.c
decide where the bottom of the stack is. */
{
/* Executable file -- record its entry point so we'll recognize
the startup file because it contains the entry point. */
- objfile->ei.entry_point = bfd_get_start_address (objfile->obfd);
- objfile->ei.entry_point_p = 1;
+ ei->entry_point = bfd_get_start_address (objfile->obfd);
+ ei->entry_point_p = 1;
}
else if (bfd_get_file_flags (objfile->obfd) & DYNAMIC
&& bfd_get_start_address (objfile->obfd) != 0)
/* Some shared libraries may have entry points set and be
runnable. There's no clear way to indicate this, so just check
for values other than zero. */
- objfile->ei.entry_point = bfd_get_start_address (objfile->obfd);
- objfile->ei.entry_point_p = 1;
+ ei->entry_point = bfd_get_start_address (objfile->obfd);
+ ei->entry_point_p = 1;
}
else
{
/* Examination of non-executable.o files. Short-circuit this stuff. */
- objfile->ei.entry_point_p = 0;
+ ei->entry_point_p = 0;
}
- if (objfile->ei.entry_point_p)
+ if (ei->entry_point_p)
{
- CORE_ADDR entry_point = objfile->ei.entry_point;
+ struct obj_section *osect;
+ CORE_ADDR entry_point = ei->entry_point;
+ int found;
/* Make certain that the address points at real code, and not a
function descriptor. */
/* Remove any ISA markers, so that this matches entries in the
symbol table. */
- objfile->ei.entry_point
+ ei->entry_point
= gdbarch_addr_bits_remove (get_objfile_arch (objfile), entry_point);
+
+ found = 0;
+ ALL_OBJFILE_OSECTIONS (objfile, osect)
+ {
+ struct bfd_section *sect = osect->the_bfd_section;
+
+ if (entry_point >= bfd_get_section_vma (objfile->obfd, sect)
+ && entry_point < (bfd_get_section_vma (objfile->obfd, sect)
+ + bfd_get_section_size (sect)))
+ {
+ ei->the_bfd_section_index
+ = gdb_bfd_section_index (objfile->obfd, sect);
+ found = 1;
+ break;
+ }
+ }
+
+ if (!found)
+ ei->the_bfd_section_index = SECT_OFF_TEXT (objfile);
}
}
void
set_initial_language (void)
{
- enum language lang = language_unknown;
+ enum language lang = main_language ();
- if (language_of_main != language_unknown)
- lang = language_of_main;
- else
+ if (lang == language_unknown)
{
char *name = main_name ();
struct symbol *sym = lookup_symbol (name, NULL, VAR_DOMAIN, NULL);
objfile->psymtabs_addrmap = NULL;
objfile->free_psymtabs = NULL;
objfile->template_symbols = NULL;
- objfile->msymbols = NULL;
- objfile->minimal_symbol_count = 0;
- memset (&objfile->msymbol_hash, 0,
- sizeof (objfile->msymbol_hash));
- memset (&objfile->msymbol_demangled_hash, 0,
- sizeof (objfile->msymbol_demangled_hash));
/* obstack_init also initializes the obstack so it is
empty. We could use obstack_specify_allocation but
symtab = (struct symtab *)
obstack_alloc (&objfile->objfile_obstack, sizeof (struct symtab));
memset (symtab, 0, sizeof (*symtab));
- symtab->filename = (char *) bcache (filename, strlen (filename) + 1,
- objfile->per_bfd->filename_cache);
+ symtab->filename = bcache (filename, strlen (filename) + 1,
+ objfile->per_bfd->filename_cache);
symtab->fullname = NULL;
symtab->language = deduce_language_from_filename (filename);
symtab->debugformat = "unknown";
static int
simple_read_overlay_table (void)
{
- struct minimal_symbol *novlys_msym;
+ struct bound_minimal_symbol novlys_msym;
struct bound_minimal_symbol ovly_table_msym;
struct gdbarch *gdbarch;
int word_size;
simple_free_overlay_table ();
novlys_msym = lookup_minimal_symbol ("_novlys", NULL, NULL);
- if (! novlys_msym)
+ if (! novlys_msym.minsym)
{
error (_("Error reading inferior's overlay table: "
"couldn't find `_novlys' variable\n"
word_size = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
byte_order = gdbarch_byte_order (gdbarch);
- cache_novlys = read_memory_integer (SYMBOL_VALUE_ADDRESS (novlys_msym),
+ cache_novlys = read_memory_integer (BMSYMBOL_VALUE_ADDRESS (novlys_msym),
4, byte_order);
cache_ovly_table
= (void *) xmalloc (cache_novlys * sizeof (*cache_ovly_table));
- cache_ovly_table_base = SYMBOL_VALUE_ADDRESS (ovly_table_msym.minsym);
+ cache_ovly_table_base = BMSYMBOL_VALUE_ADDRESS (ovly_table_msym);
read_target_long_array (cache_ovly_table_base,
(unsigned int *) cache_ovly_table,
cache_novlys * 4, word_size, byte_order);
{
/* Does its cached location match what's currently in the
symtab? */
- struct minimal_symbol *minsym
+ struct bound_minimal_symbol minsym
= lookup_minimal_symbol ("_ovly_table", NULL, NULL);
- if (minsym == NULL)
+ if (minsym.minsym == NULL)
error (_("Error reading inferior's overlay table: couldn't "
"find `_ovly_table' array\n"
"in inferior. Use `overlay manual' mode."));
- if (cache_ovly_table_base == SYMBOL_VALUE_ADDRESS (minsym))
+ if (cache_ovly_table_base == BMSYMBOL_VALUE_ADDRESS (minsym))
/* Then go ahead and try to look up this single section in
the cache. */
if (simple_overlay_update_1 (osect))
remove_target_sections ((void *) objfile);
}
+/* Wrapper around the quick_symbol_functions expand_symtabs_matching "method".
+ Expand all symtabs that match the specified criteria.
+ See quick_symbol_functions.expand_symtabs_matching for details. */
+
+void
+expand_symtabs_matching (expand_symtabs_file_matcher_ftype *file_matcher,
+ expand_symtabs_symbol_matcher_ftype *symbol_matcher,
+ enum search_domain kind,
+ void *data)
+{
+ struct objfile *objfile;
+
+ ALL_OBJFILES (objfile)
+ {
+ if (objfile->sf)
+ objfile->sf->qf->expand_symtabs_matching (objfile, file_matcher,
+ symbol_matcher, kind,
+ data);
+ }
+}
+
+/* Wrapper around the quick_symbol_functions map_symbol_filenames "method".
+ Map function FUN over every file.
+ See quick_symbol_functions.map_symbol_filenames for details. */
+
+void
+map_symbol_filenames (symbol_filename_ftype *fun, void *data,
+ int need_fullname)
+{
+ struct objfile *objfile;
+
+ ALL_OBJFILES (objfile)
+ {
+ if (objfile->sf)
+ objfile->sf->qf->map_symbol_filenames (objfile, fun, data,
+ need_fullname);
+ }
+}
+
void
_initialize_symfile (void)
{