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binutils-gdb
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* elf-bfd.h (elf_discarded_section): Define. 

* elflink.h (elf_link_input_bfd): Use it.
	(elf_reloc_symbol_deleted_p): Likewise.

	* elf64-alpha.c (elf64_alpha_relocate_section): Don't warn about
	overflows for pc relative relocs against discarded sections.
This commit is contained in:
Jakub Jelinek 2001-12-17 22:44:12 +00:00
parent f94cac6552
commit ed4de5e2e0
4 changed files with 28 additions and 16 deletions
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9
bfd/ChangeLog
View File

@ -1,3 +1,12 @@
2001-12-17 Jakub Jelinek <jakub@redhat.com>
* elf-bfd.h (elf_discarded_section): Define.
* elflink.h (elf_link_input_bfd): Use it.
(elf_reloc_symbol_deleted_p): Likewise.
* elf64-alpha.c (elf64_alpha_relocate_section): Don't warn about
overflows for pc relative relocs against discarded sections.
2001-12-17 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
* elf32-mips.c (_bfd_mips_elf_relocate_section): Formatting.

6
bfd/elf-bfd.h
View File

@ -883,6 +883,12 @@ struct bfd_elf_section_data
#define elf_group_name(sec) (elf_section_data(sec)->group_name)
#define elf_next_in_group(sec) (elf_section_data(sec)->next_in_group)
/* Return true if section has been discarded. */
#define elf_discarded_section(sec) \
(!bfd_is_abs_section(sec) \
&& bfd_is_abs_section((sec)->output_section) \
&& elf_section_data (sec)->sec_info_type != ELF_INFO_TYPE_MERGE)
#define get_elf_backend_data(abfd) \
((struct elf_backend_data *) (abfd)->xvec->backend_data)

9
bfd/elf64-alpha.c
View File

@ -3628,6 +3628,15 @@ elf64_alpha_relocate_section (output_bfd, info, input_bfd, input_section,
{
const char *name;
/* Don't warn if the overflow is due to pc relative reloc
against discarded section. Section optimization code should
handle it. */
if (r_symndx < symtab_hdr->sh_info
&& sec != NULL && howto->pc_relative
&& elf_discarded_section (sec))
break;
if (h != NULL)
name = h->root.root.root.string;
else

20
bfd/elflink.h
View File

@ -6551,11 +6551,7 @@ elf_link_input_bfd (finfo, input_bfd)
discarded section. */
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& ! bfd_is_abs_section (h->root.u.def.section)
&& bfd_is_abs_section (h->root.u.def.section
->output_section)
&& (elf_section_data (h->root.u.def.section)
->sec_info_type != ELF_INFO_TYPE_MERGE))
&& elf_discarded_section (h->root.u.def.section))
{
#if BFD_VERSION_DATE < 20031005
if ((o->flags & SEC_DEBUGGING) != 0)
@ -6584,11 +6580,7 @@ elf_link_input_bfd (finfo, input_bfd)
{
asection *sec = finfo->sections[r_symndx];
if (sec != NULL
&& ! bfd_is_abs_section (sec)
&& bfd_is_abs_section (sec->output_section)
&& (elf_section_data (sec)->sec_info_type
!= ELF_INFO_TYPE_MERGE))
if (sec != NULL && elf_discarded_section (sec))
{
#if BFD_VERSION_DATE < 20031005
if ((o->flags & SEC_DEBUGGING) != 0
@ -8085,9 +8077,7 @@ elf_reloc_symbol_deleted_p (offset, cookie)
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& ! bfd_is_abs_section (h->root.u.def.section)
&& bfd_is_abs_section (h->root.u.def.section
->output_section))
&& elf_discarded_section (h->root.u.def.section))
return true;
else
return false;
@ -8103,9 +8093,7 @@ elf_reloc_symbol_deleted_p (offset, cookie)
if (isym.st_shndx < SHN_LORESERVE || isym.st_shndx > SHN_HIRESERVE)
{
isec = section_from_elf_index (rcookie->abfd, isym.st_shndx);
if (isec != NULL
&& ! bfd_is_abs_section (isec)
&& bfd_is_abs_section (isec->output_section))
if (isec != NULL && elf_discarded_section (isec))
return true;
}
}