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* elf64-ppc.c (dec_dynrel_count): Don't report errors for local

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syms in gc'd sections.
	(ppc64_elf_edit_opd): Don't adjust reloc counts when NO_OPD_RELOCS.
	(elf_backend_action_discarded): Define.
	(ppc64_elf_action_discarded): New function.
This commit is contained in:
Alan Modra
2005-10-23 13:12:09 +00:00
parent d9072af4b7
commit 60124e1830
2 changed files with 42 additions and 8 deletions
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8
bfd/ChangeLog
View File

@ -1,3 +1,11 @@
2005-10-23 Alan Modra <amodra@bigpond.net.au>
* elf64-ppc.c (dec_dynrel_count): Don't report errors for local
syms in gc'd sections.
(ppc64_elf_edit_opd): Don't adjust reloc counts when NO_OPD_RELOCS.
(elf_backend_action_discarded): Define.
(ppc64_elf_action_discarded): New function.
2005-10-19 Paul Brook <paul@codesourcery.com> 2005-10-19 Paul Brook <paul@codesourcery.com>
* elf32-arm.c (find_arm_elf_section_entry): New function. * elf32-arm.c (find_arm_elf_section_entry): New function.

42
bfd/elf64-ppc.c
View File

@ -95,6 +95,7 @@ static bfd_vma opd_entry_value
#define elf_backend_hide_symbol ppc64_elf_hide_symbol #define elf_backend_hide_symbol ppc64_elf_hide_symbol
#define elf_backend_always_size_sections ppc64_elf_func_desc_adjust #define elf_backend_always_size_sections ppc64_elf_func_desc_adjust
#define elf_backend_size_dynamic_sections ppc64_elf_size_dynamic_sections #define elf_backend_size_dynamic_sections ppc64_elf_size_dynamic_sections
#define elf_backend_action_discarded ppc64_elf_action_discarded
#define elf_backend_relocate_section ppc64_elf_relocate_section #define elf_backend_relocate_section ppc64_elf_relocate_section
#define elf_backend_finish_dynamic_symbol ppc64_elf_finish_dynamic_symbol #define elf_backend_finish_dynamic_symbol ppc64_elf_finish_dynamic_symbol
#define elf_backend_reloc_type_class ppc64_elf_reloc_type_class #define elf_backend_reloc_type_class ppc64_elf_reloc_type_class
@ -6120,15 +6121,24 @@ dec_dynrel_count (bfd_vma r_info,
if (h != NULL) if (h != NULL)
pp = &((struct ppc_link_hash_entry *) h)->dyn_relocs; pp = &((struct ppc_link_hash_entry *) h)->dyn_relocs;
else if (sym_sec != NULL)
{
void *vpp = &elf_section_data (sym_sec)->local_dynrel;
pp = (struct ppc_dyn_relocs **) vpp;
}
else else
{ {
void *vpp = &elf_section_data (sec)->local_dynrel; if (sym_sec != NULL)
pp = (struct ppc_dyn_relocs **) vpp; {
void *vpp = &elf_section_data (sym_sec)->local_dynrel;
pp = (struct ppc_dyn_relocs **) vpp;
}
else
{
void *vpp = &elf_section_data (sec)->local_dynrel;
pp = (struct ppc_dyn_relocs **) vpp;
}
/* elf_gc_sweep may have already removed all dyn relocs associated
with local syms for a given section. Don't report a dynreloc
miscount. */
if (*pp == NULL)
return TRUE;
} }
while ((p = *pp) != NULL) while ((p = *pp) != NULL)
@ -6476,7 +6486,8 @@ ppc64_elf_edit_opd (bfd *obfd, struct bfd_link_info *info,
if (skip) if (skip)
{ {
if (!info->relocatable if (!NO_OPD_RELOCS
&& !info->relocatable
&& !dec_dynrel_count (rel->r_info, sec, info, && !dec_dynrel_count (rel->r_info, sec, info,
NULL, h, sym_sec)) NULL, h, sym_sec))
goto error_ret; goto error_ret;
@ -9454,6 +9465,21 @@ ppc64_elf_restore_symbols (struct bfd_link_info *info)
elf_link_hash_traverse (&htab->elf, undo_symbol_twiddle, info); elf_link_hash_traverse (&htab->elf, undo_symbol_twiddle, info);
} }
/* What to do when ld finds relocations against symbols defined in
discarded sections. */
static unsigned int
ppc64_elf_action_discarded (asection *sec)
{
if (strcmp (".opd", sec->name) == 0)
return 0;
if (strcmp (".toc", sec->name) == 0)
return 0;
return _bfd_elf_default_action_discarded (sec);
}
/* The RELOCATE_SECTION function is called by the ELF backend linker /* The RELOCATE_SECTION function is called by the ELF backend linker
to handle the relocations for a section. to handle the relocations for a section.