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Clear non_elf on ELF linker defined symbols.

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2010-09-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11812
	* elf32-i386.c (elf_i386_size_dynamic_sections): Don't
	 allocate .got.plt section if there are no GOT nor PLT
	 entries and there is no refeence to _GLOBAL_OFFSET_TABLE_.
	 * elf64-x86-64.c (elf64_x86_64_size_dynamic_sections): Li.kewise.

	* elflink.c (_bfd_elf_define_linkage_sym): Clear non_elf.
This commit is contained in:
H.J. Lu
2010-10-01 04:28:04 +00:00
parent a5916a62fd
commit e28df02b6c
4 changed files with 31 additions and 6 deletions
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10
bfd/ChangeLog
View File

@@ -1,3 +1,13 @@
2010-09-30 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11812
* elf32-i386.c (elf_i386_size_dynamic_sections): Don't
allocate .got.plt section if there are no GOT nor PLT
entries and there is no refeence to _GLOBAL_OFFSET_TABLE_.
* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections): Li.kewise.
* elflink.c (_bfd_elf_define_linkage_sym): Clear non_elf.
2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.

11
bfd/elf32-i386.c
View File

@@ -2559,9 +2559,16 @@ elf_i386_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->elf.sgotplt)
{
struct elf_link_hash_entry *got;
got = elf_link_hash_lookup (elf_hash_table (info),
"_GLOBAL_OFFSET_TABLE_",
FALSE, FALSE, FALSE);
/* Don't allocate .got.plt section if there are no GOT nor PLT
entries. */
if ((htab->elf.sgotplt->size
entries and there is no refeence to _GLOBAL_OFFSET_TABLE_. */
if ((got == NULL
|| !got->ref_regular_nonweak)
&& (htab->elf.sgotplt->size
== get_elf_backend_data (output_bfd)->got_header_size)
&& (htab->elf.splt == NULL
|| htab->elf.splt->size == 0)

11
bfd/elf64-x86-64.c
View File

@@ -2378,9 +2378,16 @@ elf64_x86_64_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->elf.sgotplt)
{
struct elf_link_hash_entry *got;
got = elf_link_hash_lookup (elf_hash_table (info),
"_GLOBAL_OFFSET_TABLE_",
FALSE, FALSE, FALSE);
/* Don't allocate .got.plt section if there are no GOT nor PLT
entries. */
if ((htab->elf.sgotplt->size
entries and there is no refeence to _GLOBAL_OFFSET_TABLE_. */
if ((got == NULL
|| !got->ref_regular_nonweak)
&& (htab->elf.sgotplt->size
== get_elf_backend_data (output_bfd)->got_header_size)
&& (htab->elf.splt == NULL
|| htab->elf.splt->size == 0)

1
bfd/elflink.c
View File

@@ -86,6 +86,7 @@ _bfd_elf_define_linkage_sym (bfd *abfd,
return NULL;
h = (struct elf_link_hash_entry *) bh;
h->def_regular = 1;
h->non_elf = 0;
h->type = STT_OBJECT;
h->other = (h->other & ~ELF_ST_VISIBILITY (-1)) | STV_HIDDEN;