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PR ld/13387

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* elf32-hppa.c (elf32_hppa_hide_symbol): Make STT_GNU_IFUNC symbol
	go through PLT.  Reset plt field with init_plt_offset.
	(elf32_hppa_adjust_dynamic_symbol): Ensure that a PLT slot is
	allocated for symbols referenced by a plabel.
This commit is contained in:
Dave Anglin 2011-11-06 20:25:17 +00:00
parent 6f809020fa
commit 4340287bb5
2 changed files with 19 additions and 2 deletions
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8
bfd/ChangeLog
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@ -1,3 +1,11 @@
2011-11-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR ld/13387
* elf32-hppa.c (elf32_hppa_hide_symbol): Make STT_GNU_IFUNC symbol
go through PLT. Reset plt field with init_plt_offset.
(elf32_hppa_adjust_dynamic_symbol): Ensure that a PLT slot is
allocated for symbols referenced by a plabel.
2011-11-02 DJ Delorie <dj@redhat.com> 2011-11-02 DJ Delorie <dj@redhat.com>
* elf32-rl78.c (rl78_elf_merge_private_bfd_data): Delete unused * elf32-rl78.c (rl78_elf_merge_private_bfd_data): Delete unused

13
bfd/elf32-hppa.c
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@ -1789,10 +1789,12 @@ elf32_hppa_hide_symbol (struct bfd_link_info *info,
} }
} }
if (! hppa_elf_hash_entry (eh)->plabel) /* STT_GNU_IFUNC symbol must go through PLT. */
if (! hppa_elf_hash_entry (eh)->plabel
&& eh->type != STT_GNU_IFUNC)
{ {
eh->needs_plt = 0; eh->needs_plt = 0;
eh->plt = elf_hash_table (info)->init_plt_refcount; eh->plt = elf_hash_table (info)->init_plt_offset;
} }
} }
@ -1814,6 +1816,13 @@ elf32_hppa_adjust_dynamic_symbol (struct bfd_link_info *info,
if (eh->type == STT_FUNC if (eh->type == STT_FUNC
|| eh->needs_plt) || eh->needs_plt)
{ {
/* If the symbol is used by a plabel, we must allocate a PLT slot.
The refcounts are not reliable when it has been hidden since
hide_symbol can be called before the plabel flag is set. */
if (hppa_elf_hash_entry (eh)->plabel
&& eh->plt.refcount <= 0)
eh->plt.refcount = 1;
if (eh->plt.refcount <= 0 if (eh->plt.refcount <= 0
|| (eh->def_regular || (eh->def_regular
&& eh->root.type != bfd_link_hash_defweak && eh->root.type != bfd_link_hash_defweak