void (*post_add_symbol_hook) PARAMS ((void));
void (*target_new_objfile_hook) PARAMS ((struct objfile *));
+static void clear_symtab_users_cleanup (void *ignore);
+
/* Global variables owned by this file */
int readnow_symbol_files; /* Read full symbols immediately */
for (stp = start, oidx = 0; stp != end; stp++)
{
- if (strcmp (stp->the_bfd_section->name, ".text") == 0)
- sap->text_addr = stp->addr;
- else if (strcmp (stp->the_bfd_section->name, ".data") == 0)
- sap->data_addr = stp->addr;
- else if (strcmp (stp->the_bfd_section->name, ".bss") == 0)
- sap->bss_addr = stp->addr;
-
if (stp->the_bfd_section->flags & (SEC_ALLOC | SEC_LOAD)
&& oidx < MAX_SECTIONS)
{
struct section_addr_info *addrs;
{
int i;
+ asection *sect = NULL;
objfile->num_sections = SECT_OFF_MAX;
objfile->section_offsets = (struct section_offsets *)
obstack_alloc (&objfile->psymbol_obstack, SIZEOF_SECTION_OFFSETS);
memset (objfile->section_offsets, 0, SIZEOF_SECTION_OFFSETS);
- /* If user explicitly specified values for data and bss, set them here. */
-
- if (addrs->text_addr)
- ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT) = addrs->text_addr;
- if (addrs->data_addr)
- ANOFFSET (objfile->section_offsets, SECT_OFF_DATA) = addrs->data_addr;
- if (addrs->bss_addr)
- ANOFFSET (objfile->section_offsets, SECT_OFF_BSS) = addrs->bss_addr;
-
- /* Now calculate offsets for other sections. */
+ /* Now calculate offsets for section that were specified by the
+ caller. */
for (i = 0; i < MAX_SECTIONS && addrs->other[i].name; i++)
{
struct other_sections *osp ;
osp = &addrs->other[i] ;
- if (addrs->other[i].addr == 0)
+ if (osp->addr == 0)
continue;
-#if 0
- if (strcmp (".text", osp->name) == 0)
- SECT_OFF_TEXT = osp->sectindex ;
- else if (strcmp (".data", osp->name) == 0)
- SECT_OFF_DATA = osp->sectindex ;
- else if (strcmp (".bss", osp->name) == 0)
- SECT_OFF_BSS = osp->sectindex ;
-#endif
+
/* Record all sections in offsets */
+ /* The section_offsets in the objfile are here filled in using
+ the BFD index. */
ANOFFSET (objfile->section_offsets, osp->sectindex) = osp->addr;
}
-}
+ /* Remember the bfd indexes for the .text, .data, .bss and
+ .rodata sections. */
+
+ sect = bfd_get_section_by_name (objfile->obfd, ".text");
+ if (sect)
+ objfile->sect_index_text = sect->index;
+
+ sect = bfd_get_section_by_name (objfile->obfd, ".data");
+ if (sect)
+ objfile->sect_index_data = sect->index;
+
+ sect = bfd_get_section_by_name (objfile->obfd, ".bss");
+ if (sect)
+ objfile->sect_index_bss = sect->index;
+
+ sect = bfd_get_section_by_name (objfile->obfd, ".rodata");
+ if (sect)
+ objfile->sect_index_rodata = sect->index;
+
+}
/* Process a symbol file, as either the main file or as a dynamically
loaded file.
/* Make sure that partially constructed symbol tables will be cleaned up
if an error occurs during symbol reading. */
- old_chain = make_cleanup ((make_cleanup_func) free_objfile, objfile);
+ old_chain = make_cleanup_free_objfile (objfile);
if (mainline)
{
/* We will modify the main symbol table, make sure that all its users
will be cleaned up if an error occurs during symbol reading. */
- make_cleanup ((make_cleanup_func) clear_symtab_users, 0);
+ make_cleanup (clear_symtab_users_cleanup, 0 /*ignore*/);
/* Since no error yet, throw away the old symbol table. */
We no longer warn if the lowest section is not a text segment (as
happens for the PA64 port. */
- if (mainline)
- {
- /* No offset from objfile addresses. */
- addrs -> text_addr = 0;
- addrs -> data_addr = 0;
- addrs -> bss_addr = 0;
- }
- else
+ if (!mainline)
{
/* Find lowest loadable section to be used as starting point for
continguous sections. FIXME!! won't work without call to find
if (lower_sect == NULL)
warning ("no loadable sections found in added symbol-file %s",
objfile->name);
- else if ((bfd_get_section_flags (objfile->obfd, lower_sect) & SEC_CODE)
- == 0)
- warning ("Lowest section in %s is %s at %s",
- objfile->name,
- bfd_section_name (objfile->obfd, lower_sect),
- paddr (bfd_section_vma (objfile->obfd, lower_sect)));
+ else
+ if ((bfd_get_section_flags (objfile->obfd, lower_sect) & SEC_CODE) == 0)
+ warning ("Lowest section in %s is %s at %s",
+ objfile->name,
+ bfd_section_name (objfile->obfd, lower_sect),
+ paddr (bfd_section_vma (objfile->obfd, lower_sect)));
if (lower_sect != NULL)
lower_offset = bfd_section_vma (objfile->obfd, lower_sect);
else
(the loadable section directly below it in memory).
this_offset = lower_offset = lower_addr - lower_orig_addr */
- /* FIXME: These sections will not need special treatment because ALL
- sections are in the other sections table */
-
- if (addrs->text_addr != 0)
- {
- sect = bfd_get_section_by_name (objfile->obfd, ".text");
- if (sect)
- {
- addrs->text_addr -= bfd_section_vma (objfile->obfd, sect);
- lower_offset = addrs->text_addr;
- }
- }
- else
- /* ??? who's below me? */
- addrs->text_addr = lower_offset;
-
- if (addrs->data_addr != 0)
- {
- sect = bfd_get_section_by_name (objfile->obfd, ".data");
- if (sect)
- {
- addrs->data_addr -= bfd_section_vma (objfile->obfd, sect);
- lower_offset = addrs->data_addr;
- }
- }
- else
- addrs->data_addr = lower_offset;
-
- if (addrs->bss_addr != 0)
- {
- sect = bfd_get_section_by_name (objfile->obfd, ".bss");
- if (sect)
- {
- addrs->bss_addr -= bfd_section_vma (objfile->obfd, sect);
- lower_offset = addrs->bss_addr;
- }
- }
- else
- addrs->bss_addr = lower_offset;
-
- /* Now calculate offsets for other sections. */
+ /* Calculate offsets for sections. */
for (i=0 ; i < MAX_SECTIONS && addrs->other[i].name; i++)
{
-
- if (addrs->other[i].addr != 0)
+ if (addrs->other[i].addr != 0)
{
- sect=bfd_get_section_by_name(objfile->obfd, addrs->other[i].name);
+ sect = bfd_get_section_by_name (objfile->obfd, addrs->other[i].name);
if (sect)
{
addrs->other[i].addr -= bfd_section_vma (objfile->obfd, sect);
lower_offset = addrs->other[i].addr;
+ /* This is the index used by BFD. */
addrs->other[i].sectindex = sect->index ;
}
else
CORE_ADDR s_addr = 0;
int i;
- if (strcmp (s->the_bfd_section->name, ".text") == 0)
- s_addr = addrs->text_addr;
- else if (strcmp (s->the_bfd_section->name, ".data") == 0)
- s_addr = addrs->data_addr;
- else if (strcmp (s->the_bfd_section->name, ".bss") == 0)
- s_addr = addrs->bss_addr;
- else
for (i = 0;
!s_addr && i < MAX_SECTIONS && addrs->other[i].name;
i++)
/* FIXME: should be checking for errors from bfd_close (for one thing,
on error it does not free all the storage associated with the
bfd). */
- make_cleanup ((make_cleanup_func) bfd_close, loadfile_bfd);
+ make_cleanup_bfd_close (loadfile_bfd);
if (!bfd_check_format (loadfile_bfd, bfd_object))
{
else
addr = strtoul (val, NULL, 10);
- if (strcmp (sec, ".text") == 0)
- section_addrs.text_addr = addr;
- else if (strcmp (sec, ".data") == 0)
- section_addrs.data_addr = addr;
- else if (strcmp (sec, ".bss") == 0)
- section_addrs.bss_addr = addr;
-
/* Here we store the section offsets in the order they were
entered on the command line. */
section_addrs.other[sec_num].name = sec;
/* If we get an error, blow away this objfile (not sure if
that is the correct response for things like shared
libraries). */
- old_cleanups = make_cleanup ((make_cleanup_func) free_objfile,
- objfile);
+ old_cleanups = make_cleanup_free_objfile (objfile);
/* We need to do this whenever any symbols go away. */
- make_cleanup ((make_cleanup_func) clear_symtab_users, 0);
+ make_cleanup (clear_symtab_users_cleanup, 0 /*ignore*/);
/* Clean up any state BFD has sitting around. We don't need
to close the descriptor but BFD lacks a way of closing the
target_new_objfile_hook (NULL);
}
+static void
+clear_symtab_users_cleanup (void *ignore)
+{
+ clear_symtab_users ();
+}
+
/* clear_symtab_users_once:
This function is run after symbol reading, or from a cleanup.