diff options
Diffstat (limited to 'bfd/elf.c')
| -rw-r--r-- | bfd/elf.c | 56 |
1 files changed, 56 insertions, 0 deletions
@@ -906,6 +906,60 @@ _bfd_elf_link_hash_newfunc (entry, table, string) return (struct bfd_hash_entry *) ret; } +/* Copy data from an indirect symbol to its direct symbol, hiding the + old indirect symbol. */ + +static void +_bfd_elf_link_hash_copy_indirect (table, dir, ind) + struct elf_link_hash_table *table; + struct elf_link_hash_entry *dir, *ind; +{ + /* Copy down any references that we may have already seen to the + symbol which just became indirect. */ + + dir->elf_link_hash_flags |= + (ind->elf_link_hash_flags + & (ELF_LINK_HASH_REF_DYNAMIC + | ELF_LINK_HASH_REF_REGULAR + | ELF_LINK_HASH_REF_REGULAR_NONWEAK + | ELF_LINK_NON_GOT_REF)); + + /* Copy over the global and procedure linkage table offset entries. + These may have been already set up by a check_relocs routine. */ + if (dir->got.offset == (bfd_vma) -1) + { + dir->got.offset = ind->got.offset; + ind->got.offset = (bfd_vma) -1; + } + BFD_ASSERT (ind->got.offset == (bfd_vma) -1); + + if (dir->plt.offset == (bfd_vma) -1) + { + dir->plt.offset = ind->plt.offset; + ind->plt.offset = (bfd_vma) -1; + } + BFD_ASSERT (ind->plt.offset == (bfd_vma) -1); + + if (dir->dynindx == -1) + { + dir->dynindx = ind->dynindx; + dir->dynstr_index = ind->dynstr_index; + ind->dynindx = -1; + ind->dynstr_index = 0; + } + BFD_ASSERT (ind->dynindx == -1); +} + +static void +_bfd_elf_link_hash_hide_symbol(table, h) + struct elf_link_hash_table *table; + struct elf_link_hash_entry *h; +{ + h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT; + h->dynindx = -1; + h->plt.offset = (bfd_vma) -1; +} + /* Initialize an ELF linker hash table. */ boolean @@ -925,6 +979,8 @@ _bfd_elf_link_hash_table_init (table, abfd, newfunc) table->needed = NULL; table->hgot = NULL; table->stab_info = NULL; + table->copy_indirect = _bfd_elf_link_hash_copy_indirect; + table->hide_symbol = _bfd_elf_link_hash_hide_symbol; return _bfd_link_hash_table_init (&table->root, abfd, newfunc); } |