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-rw-r--r--bfd/elf.c57
1 files changed, 44 insertions, 13 deletions
diff --git a/bfd/elf.c b/bfd/elf.c
index 763750b..e9d0af3 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -2681,13 +2681,15 @@ elf_fake_sections (bfd *abfd, asection *asect, void *failedptrarg)
*failedptr = TRUE;
}
-/* Fill in the contents of a SHT_GROUP section. */
+/* Fill in the contents of a SHT_GROUP section. Called from
+ _bfd_elf_compute_section_file_positions for gas, objcopy, and
+ when ELF targets use the generic linker, ld. Called for ld -r
+ from bfd_elf_final_link. */
void
bfd_elf_set_group_contents (bfd *abfd, asection *sec, void *failedptrarg)
{
bfd_boolean *failedptr = failedptrarg;
- unsigned long symindx;
asection *elt, *first;
unsigned char *loc;
bfd_boolean gas;
@@ -2698,20 +2700,49 @@ bfd_elf_set_group_contents (bfd *abfd, asection *sec, void *failedptrarg)
|| *failedptr)
return;
- symindx = 0;
- if (elf_group_id (sec) != NULL)
- symindx = elf_group_id (sec)->udata.i;
+ if (elf_section_data (sec)->this_hdr.sh_info == 0)
+ {
+ unsigned long symindx = 0;
+
+ /* elf_group_id will have been set up by objcopy and the
+ generic linker. */
+ if (elf_group_id (sec) != NULL)
+ symindx = elf_group_id (sec)->udata.i;
- if (symindx == 0)
+ if (symindx == 0)
+ {
+ /* If called from the assembler, swap_out_syms will have set up
+ elf_section_syms. */
+ BFD_ASSERT (elf_section_syms (abfd) != NULL);
+ symindx = elf_section_syms (abfd)[sec->index]->udata.i;
+ }
+ elf_section_data (sec)->this_hdr.sh_info = symindx;
+ }
+ else if (elf_section_data (sec)->this_hdr.sh_info == (unsigned int) -2)
{
- /* If called from the assembler, swap_out_syms will have set up
- elf_section_syms; If called for "ld -r", use target_index. */
- if (elf_section_syms (abfd) != NULL)
- symindx = elf_section_syms (abfd)[sec->index]->udata.i;
- else
- symindx = sec->target_index;
+ /* The ELF backend linker sets sh_info to -2 when the group
+ signature symbol is global, and thus the index can't be
+ set until all local symbols are output. */
+ asection *igroup = elf_sec_group (elf_next_in_group (sec));
+ struct bfd_elf_section_data *sec_data = elf_section_data (igroup);
+ unsigned long symndx = sec_data->this_hdr.sh_info;
+ unsigned long extsymoff = 0;
+ struct elf_link_hash_entry *h;
+
+ if (!elf_bad_symtab (igroup->owner))
+ {
+ Elf_Internal_Shdr *symtab_hdr;
+
+ symtab_hdr = &elf_tdata (igroup->owner)->symtab_hdr;
+ extsymoff = symtab_hdr->sh_info;
+ }
+ h = elf_sym_hashes (igroup->owner)[symndx - extsymoff];
+ while (h->root.type == bfd_link_hash_indirect
+ || h->root.type == bfd_link_hash_warning)
+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
+
+ elf_section_data (sec)->this_hdr.sh_info = h->indx;
}
- elf_section_data (sec)->this_hdr.sh_info = symindx;
/* The contents won't be allocated for "ld -r" or objcopy. */
gas = TRUE;