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authorAlan Modra <amodra@bigpond.net.au>2013-03-27 13:25:48 +0000
committerAlan Modra <amodra@bigpond.net.au>2013-03-27 13:25:48 +0000
commite5535d769578d8c8c482e1f796d2380cf22f54ae (patch)
treeb3aaef0e1d0e976dc4f6faf37df705dbd5db7a5e /bfd/elf32-ppc.c
parent18ab9dcb730d7310000f42feb8853d973ee46312 (diff)
downloadbinutils-redhat-e5535d769578d8c8c482e1f796d2380cf22f54ae.tar.gz
* elf32-ppc.c (ppc_elf_check_relocs): Set PLT_IFUNC in local got
masks for all local ifunc syms. (allocate_dynrelocs): Don't use htab->relgot for ifunc. (ppc_elf_size_dynamic_sections): Likewise. (ppc_elf_relocate_section): Likewise.
Diffstat (limited to 'bfd/elf32-ppc.c')
-rw-r--r--bfd/elf32-ppc.c37
1 files changed, 24 insertions, 13 deletions
diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index c05f2f01a9..05d6e351ad 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -3921,13 +3921,11 @@ ppc_elf_check_relocs (bfd *abfd,
if (isym == NULL)
return FALSE;
- if (ELF_ST_TYPE (isym->st_info) == STT_GNU_IFUNC
- && (!info->shared
- || is_branch_reloc (r_type)))
+ if (ELF_ST_TYPE (isym->st_info) == STT_GNU_IFUNC)
{
struct plt_entry **ifunc;
- bfd_vma addend;
+ /* Set PLT_IFUNC flag for this sym, no GOT entry yet. */
ifunc = update_local_sym_info (abfd, symtab_hdr, r_symndx,
PLT_IFUNC);
if (ifunc == NULL)
@@ -3936,15 +3934,19 @@ ppc_elf_check_relocs (bfd *abfd,
/* STT_GNU_IFUNC symbols must have a PLT entry;
In a non-pie executable even when there are
no plt calls. */
- addend = 0;
- if (r_type == R_PPC_PLTREL24)
+ if (!info->shared
+ || is_branch_reloc (r_type))
{
- ppc_elf_tdata (abfd)->makes_plt_call = 1;
- if (info->shared)
- addend = rel->r_addend;
+ bfd_vma addend = 0;
+ if (r_type == R_PPC_PLTREL24)
+ {
+ ppc_elf_tdata (abfd)->makes_plt_call = 1;
+ if (info->shared)
+ addend = rel->r_addend;
+ }
+ if (!update_plt_info (abfd, ifunc, got2, addend))
+ return FALSE;
}
- if (!update_plt_info (abfd, ifunc, got2, addend))
- return FALSE;
}
}
@@ -5901,6 +5903,9 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
|| eh->elf.root.type != bfd_link_hash_undefweak))
{
asection *rsec = htab->relgot;
+
+ if (eh->elf.type == STT_GNU_IFUNC)
+ rsec = htab->reliplt;
/* All the entries we allocated need relocs.
Except LD only needs one. */
if ((eh->tls_mask & TLS_LD) != 0
@@ -6181,8 +6186,12 @@ ppc_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
{
*local_got = allocate_got (htab, need);
if (info->shared)
- htab->relgot->size += (need
- * (sizeof (Elf32_External_Rela) / 4));
+ {
+ asection *srel = htab->relgot;
+ if ((*lgot_masks & PLT_IFUNC) != 0)
+ srel = htab->reliplt;
+ srel->size += need * (sizeof (Elf32_External_Rela) / 4);
+ }
}
}
else
@@ -7987,6 +7996,8 @@ ppc_elf_relocate_section (bfd *output_bfd,
asection *rsec = htab->relgot;
bfd_byte * loc;
+ if (ifunc != NULL)
+ rsec = htab->reliplt;
outrel.r_offset = (htab->got->output_section->vma
+ htab->got->output_offset
+ off);