From b69fdb4ec950776d74fb10ed44a624089dbb23af Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Fri, 31 Aug 2012 02:42:57 +0000 Subject: [PATCH] PR ld/14464 * elf64-ppc.c (ppc64_elf_relocate_section): Map symbols defined by a linker script in .opd to corresponding input .opd section. --- bfd/ChangeLog | 6 ++++++ bfd/elf64-ppc.c | 27 +++++++++++++++++++++++++++ 2 files changed, 33 insertions(+) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 3ec6b2f197..a26977d83d 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2012-08-31 Alan Modra + + PR ld/14464 + * elf64-ppc.c (ppc64_elf_relocate_section): Map symbols defined + by a linker script in .opd to corresponding input .opd section. + 2012-08-28 Maciej W. Rozycki * elf32-ppc.c (ppc_elf_relocate_section): Assert that dynindx is diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index 71403c36f1..27574b9d7a 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -12328,6 +12328,33 @@ ppc64_elf_relocate_section (bfd *output_bfd, unresolved_reloc, warned); sym_name = h_elf->root.root.string; sym_type = h_elf->type; + if (sec != NULL + && sec->owner == output_bfd + && strcmp (sec->name, ".opd") == 0) + { + /* This is a symbol defined in a linker script. All + such are defined in output sections, even those + defined by simple assignment from a symbol defined in + an input section. Transfer the symbol to an + appropriate input .opd section, so that a branch to + this symbol will be mapped to the location specified + by the opd entry. */ + struct bfd_link_order *lo; + for (lo = sec->map_head.link_order; lo != NULL; lo = lo->next) + if (lo->type == bfd_indirect_link_order) + { + asection *isec = lo->u.indirect.section; + if (h_elf->root.u.def.value >= isec->output_offset + && h_elf->root.u.def.value < (isec->output_offset + + isec->size)) + { + h_elf->root.u.def.value -= isec->output_offset; + h_elf->root.u.def.section = isec; + sec = isec; + break; + } + } + } } h = (struct ppc_link_hash_entry *) h_elf;