- break;
-
- default:
- return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
- }
- }
- }
- else
- {
- struct _opd_sec_data *opd;
-
- rsec = bfd_section_from_elf_index (sec->owner, sym->st_shndx);
- opd = get_opd_info (rsec);
- if (opd != NULL && opd->func_sec != NULL)
- {
- rsec->gc_mark = 1;
-
- rsec = opd->func_sec[OPD_NDX (sym->st_value + rel->r_addend)];
- }
- }
-
- return rsec;
-}
-
-/* Update the .got, .plt. and dynamic reloc reference counts for the
- section being removed. */
-
-static bfd_boolean
-ppc64_elf_gc_sweep_hook (bfd *abfd, struct bfd_link_info *info,
- asection *sec, const Elf_Internal_Rela *relocs)
-{
- struct ppc_link_hash_table *htab;
- Elf_Internal_Shdr *symtab_hdr;
- struct elf_link_hash_entry **sym_hashes;
- struct got_entry **local_got_ents;
- const Elf_Internal_Rela *rel, *relend;
-
- if (bfd_link_relocatable (info))
- return TRUE;
-
- if ((sec->flags & SEC_ALLOC) == 0)
- return TRUE;
-
- elf_section_data (sec)->local_dynrel = NULL;
-
- htab = ppc_hash_table (info);
- if (htab == NULL)
- return FALSE;
-
- symtab_hdr = &elf_symtab_hdr (abfd);
- sym_hashes = elf_sym_hashes (abfd);
- local_got_ents = elf_local_got_ents (abfd);
-
- relend = relocs + sec->reloc_count;
- for (rel = relocs; rel < relend; rel++)
- {
- unsigned long r_symndx;
- enum elf_ppc64_reloc_type r_type;
- struct elf_link_hash_entry *h = NULL;
- struct plt_entry **plt_list;
- unsigned char tls_type = 0;
-
- r_symndx = ELF64_R_SYM (rel->r_info);
- r_type = ELF64_R_TYPE (rel->r_info);
- if (r_symndx >= symtab_hdr->sh_info)
- {
- struct ppc_link_hash_entry *eh;
- struct elf_dyn_relocs **pp;
- struct elf_dyn_relocs *p;
-
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
- h = elf_follow_link (h);
- eh = (struct ppc_link_hash_entry *) h;
-
- for (pp = &eh->dyn_relocs; (p = *pp) != NULL; pp = &p->next)
- if (p->sec == sec)
- {
- /* Everything must go for SEC. */
- *pp = p->next;
- break;
- }
- }
-
- switch (r_type)
- {
- case R_PPC64_GOT_TLSLD16:
- case R_PPC64_GOT_TLSLD16_LO:
- case R_PPC64_GOT_TLSLD16_HI:
- case R_PPC64_GOT_TLSLD16_HA:
- tls_type = TLS_TLS | TLS_LD;
- goto dogot;
-
- case R_PPC64_GOT_TLSGD16:
- case R_PPC64_GOT_TLSGD16_LO:
- case R_PPC64_GOT_TLSGD16_HI:
- case R_PPC64_GOT_TLSGD16_HA:
- tls_type = TLS_TLS | TLS_GD;
- goto dogot;
-
- case R_PPC64_GOT_TPREL16_DS:
- case R_PPC64_GOT_TPREL16_LO_DS:
- case R_PPC64_GOT_TPREL16_HI:
- case R_PPC64_GOT_TPREL16_HA:
- tls_type = TLS_TLS | TLS_TPREL;
- goto dogot;
-
- case R_PPC64_GOT_DTPREL16_DS:
- case R_PPC64_GOT_DTPREL16_LO_DS:
- case R_PPC64_GOT_DTPREL16_HI:
- case R_PPC64_GOT_DTPREL16_HA:
- tls_type = TLS_TLS | TLS_DTPREL;
- goto dogot;
-
- case R_PPC64_GOT16:
- case R_PPC64_GOT16_DS:
- case R_PPC64_GOT16_HA:
- case R_PPC64_GOT16_HI:
- case R_PPC64_GOT16_LO:
- case R_PPC64_GOT16_LO_DS:
- dogot:
- {
- struct got_entry *ent;
-
- if (h != NULL)
- ent = h->got.glist;
- else
- ent = local_got_ents[r_symndx];
-
- for (; ent != NULL; ent = ent->next)
- if (ent->addend == rel->r_addend
- && ent->owner == abfd
- && ent->tls_type == tls_type)
- break;
- if (ent == NULL)
- abort ();
- if (ent->got.refcount > 0)
- ent->got.refcount -= 1;
- }
- break;
-
- case R_PPC64_PLT16_HA:
- case R_PPC64_PLT16_HI:
- case R_PPC64_PLT16_LO:
- case R_PPC64_PLT32:
- case R_PPC64_PLT64:
- case R_PPC64_REL14:
- case R_PPC64_REL14_BRNTAKEN:
- case R_PPC64_REL14_BRTAKEN:
- case R_PPC64_REL24:
- plt_list = NULL;
- if (h != NULL)
- plt_list = &h->plt.plist;
- else if (local_got_ents != NULL)
- {
- struct plt_entry **local_plt = (struct plt_entry **)
- (local_got_ents + symtab_hdr->sh_info);
- unsigned char *local_got_tls_masks = (unsigned char *)
- (local_plt + symtab_hdr->sh_info);
- if ((local_got_tls_masks[r_symndx] & PLT_IFUNC) != 0)
- plt_list = local_plt + r_symndx;
- }
- if (plt_list)
- {
- struct plt_entry *ent;