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* elf32-ppc.c (ppc_elf_copy_indirect_symbol): Test whether the

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weakdef sym has already been adjusted before treating it specially.
	* elf32-i386.c (elf_i386_copy_indirect_symbol): Don't copy
	ELF_LINK_NON_GOT_REF for weakdefs when symbol already adjusted.
	* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
	(ppc64_elf_check_relocs): Set ELF_LINK_NON_GOT_REF.
This commit is contained in:
Alan Modra
2003-05-01 10:22:46 +00:00
parent 130cacceca
commit 81848ca0c8
4 changed files with 41 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
bfd/ChangeLog
View File

@ -1,7 +1,11 @@
2003-04-30 Nick Clifton <nickc@redhat.com> 2003-05-01 Alan Modra <amodra@bigpond.net.au>
* elf32-h8300.c (elf32_h8_relax_section): Do not crash when * elf32-ppc.c (ppc_elf_copy_indirect_symbol): Test whether the
encountering relocs against the *ABS* section. weakdef sym has already been adjusted before treating it specially.
* elf32-i386.c (elf_i386_copy_indirect_symbol): Don't copy
ELF_LINK_NON_GOT_REF for weakdefs when symbol already adjusted.
* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
(ppc64_elf_check_relocs): Set ELF_LINK_NON_GOT_REF.
2003-04-28 H.J. Lu <hjl@gnu.org> 2003-04-28 H.J. Lu <hjl@gnu.org>

12
bfd/elf32-i386.c
View File

@ -838,6 +838,18 @@ elf_i386_copy_indirect_symbol (bed, dir, ind)
edir->tls_type = eind->tls_type; edir->tls_type = eind->tls_type;
eind->tls_type = GOT_UNKNOWN; eind->tls_type = GOT_UNKNOWN;
} }
if (ELIMINATE_COPY_RELOCS
&& ind->root.type != bfd_link_hash_indirect
&& (dir->elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0)
/* If called to transfer flags for a weakdef during processing
of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF.
We clear it ourselves for ELIMINATE_COPY_RELOCS. */
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));
else
_bfd_elf_link_hash_copy_indirect (bed, dir, ind); _bfd_elf_link_hash_copy_indirect (bed, dir, ind);
} }

4
bfd/elf32-ppc.c
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@ -374,7 +374,9 @@ ppc_elf_copy_indirect_symbol (bed, dir, ind)
edir->tls_mask |= eind->tls_mask; edir->tls_mask |= eind->tls_mask;
if (ELIMINATE_COPY_RELOCS && ind->root.type != bfd_link_hash_indirect) if (ELIMINATE_COPY_RELOCS
&& ind->root.type != bfd_link_hash_indirect
&& (dir->elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0)
/* If called to transfer flags for a weakdef during processing /* If called to transfer flags for a weakdef during processing
of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF. of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF.
We clear it ourselves for ELIMINATE_COPY_RELOCS. */ We clear it ourselves for ELIMINATE_COPY_RELOCS. */

27
bfd/elf64-ppc.c
View File

@ -3272,6 +3272,7 @@ ppc64_elf_copy_indirect_symbol (bed, dir, ind)
struct elf_link_hash_entry *dir, *ind; struct elf_link_hash_entry *dir, *ind;
{ {
struct ppc_link_hash_entry *edir, *eind; struct ppc_link_hash_entry *edir, *eind;
flagword mask;
edir = (struct ppc_link_hash_entry *) dir; edir = (struct ppc_link_hash_entry *) dir;
eind = (struct ppc_link_hash_entry *) ind; eind = (struct ppc_link_hash_entry *) ind;
@ -3316,20 +3317,24 @@ ppc64_elf_copy_indirect_symbol (bed, dir, ind)
edir->is_entry |= eind->is_entry; edir->is_entry |= eind->is_entry;
edir->tls_mask |= eind->tls_mask; edir->tls_mask |= eind->tls_mask;
/* Copy down any references that we may have already seen to the mask = (ELF_LINK_HASH_REF_DYNAMIC | ELF_LINK_HASH_REF_REGULAR
symbol which just became indirect. */ | ELF_LINK_HASH_REF_REGULAR_NONWEAK | ELF_LINK_NON_GOT_REF);
edir->elf.elf_link_hash_flags |= /* If called to transfer flags for a weakdef during processing
(eind->elf.elf_link_hash_flags of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF.
& (ELF_LINK_HASH_REF_DYNAMIC We clear it ourselves for ELIMINATE_COPY_RELOCS. */
| ELF_LINK_HASH_REF_REGULAR if (ELIMINATE_COPY_RELOCS
| ELF_LINK_HASH_REF_REGULAR_NONWEAK && eind->elf.root.type != bfd_link_hash_indirect
| ELF_LINK_NON_GOT_REF)); && (edir->elf.elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0)
mask &= ~ELF_LINK_NON_GOT_REF;
edir->elf.elf_link_hash_flags |= eind->elf.elf_link_hash_flags & mask;
/* If we were called to copy over info for a weak sym, that's all. */ /* If we were called to copy over info for a weak sym, that's all. */
if (eind->elf.root.type != bfd_link_hash_indirect) if (eind->elf.root.type != bfd_link_hash_indirect)
return; return;
/* Copy over got entries. */ /* Copy over got entries that we may have already seen to the
symbol which just became indirect. */
if (eind->elf.got.glist != NULL) if (eind->elf.got.glist != NULL)
{ {
if (edir->elf.got.glist != NULL) if (edir->elf.got.glist != NULL)
@ -3877,6 +3882,10 @@ ppc64_elf_check_relocs (abfd, info, sec, relocs)
case R_PPC64_UADDR32: case R_PPC64_UADDR32:
case R_PPC64_UADDR64: case R_PPC64_UADDR64:
case R_PPC64_TOC: case R_PPC64_TOC:
if (h != NULL && !info->shared)
/* We may need a copy reloc. */
h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
/* Don't propagate .opd relocs. */ /* Don't propagate .opd relocs. */
if (NO_OPD_RELOCS && opd_sym_map != NULL) if (NO_OPD_RELOCS && opd_sym_map != NULL)
break; break;