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PR ld/4424

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* config.bfd (targ_selvecs): Add bfd_elf64_alpha_vec for
	alpha/FreeBSD.  Add bfd_elf64_sparc_vec for sparc64/FreeBSD.
	Add bfd_elf32_i386_vec and bfd_efi_app_ia32_vec for i386/FreeBSD.
	(targ64_selvecs): Set for i386/FreeBSD.
	* elf-bfd.h (elf_backend_data): Add relocs_compatible.
	(_bfd_elf_default_relocs_compatible): Declare.
	(_bfd_elf_relocs_compatible): Declare.
	* elfxx-target.h (elf_backend_relocs_compatible): Define.
	(elfNN_bed): Init new relocs_compatible field.
	* elflink.c (_bfd_elf_default_relocs_compatible): New function.
	(_bfd_elf_relocs_compatible): New function.
	(elf_link_add_object_symbols): Call bed->relocs_compatible.
	* elf32-i386.c (elf_backend_relocs_compatible): Define.
	* elf64-alpha.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
This commit is contained in:
Alan Modra
2007-10-18 09:13:51 +00:00
parent ec4f988b1b
commit 13285a1b2c
9 changed files with 84 additions and 7 deletions
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38
bfd/elflink.c
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@@ -3252,6 +3252,40 @@ elf_finalize_dynstr (bfd *output_bfd, struct bfd_link_info *info)
return TRUE;
}
/* Return TRUE iff relocations for INPUT are compatible with OUTPUT.
The default is to only match when the INPUT and OUTPUT are exactly
the same target. */
bfd_boolean
_bfd_elf_default_relocs_compatible (const bfd_target *input,
const bfd_target *output)
{
return input == output;
}
/* Return TRUE iff relocations for INPUT are compatible with OUTPUT.
This version is used when different targets for the same architecture
are virtually identical. */
bfd_boolean
_bfd_elf_relocs_compatible (const bfd_target *input,
const bfd_target *output)
{
const struct elf_backend_data *obed, *ibed;
if (input == output)
return TRUE;
ibed = xvec_get_elf_backend_data (input);
obed = xvec_get_elf_backend_data (output);
if (ibed->arch != obed->arch)
return FALSE;
/* If both backends are using this function, deem them compatible. */
return ibed->relocs_compatible == obed->relocs_compatible;
}
/* Add symbols from an ELF object file to the linker hash table. */
static bfd_boolean
@@ -4639,8 +4673,8 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
different format. It probably can't be done. */
if (! dynamic
&& is_elf_hash_table (htab)
&& htab->root.creator == abfd->xvec
&& bed->check_relocs != NULL)
&& bed->check_relocs != NULL
&& (*bed->relocs_compatible) (abfd->xvec, htab->root.creator))
{
asection *o;