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* elf64-alpha.c (elf64_alpha_check_relocs): No dynamic reloc for

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TPREL in a PIE image.
        (alpha_dynamic_entries_for_reloc): Likewise.
        (elf64_alpha_relocate_section): Allow TPREL in PIE images.
        (elf64_alpha_relax_got_load): Likewise.
This commit is contained in:
Richard Henderson 2011-06-22 16:18:24 +00:00
parent 833b0ca776
commit e366eeae12
2 changed files with 27 additions and 13 deletions
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8
bfd/ChangeLog
View File

@ -1,3 +1,11 @@
2011-06-22 Richard Henderson <rth@redhat.com>
* elf64-alpha.c (elf64_alpha_check_relocs): No dynamic reloc for
TPREL in a PIE image.
(alpha_dynamic_entries_for_reloc): Likewise.
(elf64_alpha_relocate_section): Allow TPREL in PIE images.
(elf64_alpha_relax_got_load): Likewise.
2011-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
* elf32-arm.c (elf32_arm_final_link_relocate): Allow R_ARM_TLS_LE32

32
bfd/elf64-alpha.c
View File

@ -1882,10 +1882,13 @@ elf64_alpha_check_relocs (bfd *abfd, struct bfd_link_info *info,
break;
case R_ALPHA_TPREL64:
if (info->shared || maybe_dynamic)
if (info->shared && !info->pie)
{
info->flags |= DF_STATIC_TLS;
need = NEED_DYNREL;
}
else if (maybe_dynamic)
need = NEED_DYNREL;
if (info->shared)
info->flags |= DF_STATIC_TLS;
break;
}
@ -2651,7 +2654,7 @@ elf64_alpha_always_size_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
/* The number of dynamic relocations required by a static relocation. */
static int
alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared)
alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared, int pie)
{
switch (r_type)
{
@ -2661,16 +2664,18 @@ alpha_dynamic_entries_for_reloc (int r_type, int dynamic, int shared)
case R_ALPHA_TLSLDM:
return shared;
case R_ALPHA_LITERAL:
case R_ALPHA_GOTTPREL:
return dynamic || shared;
case R_ALPHA_GOTTPREL:
return dynamic || (shared && !pie);
case R_ALPHA_GOTDTPREL:
return dynamic;
/* May appear in data sections. */
case R_ALPHA_REFLONG:
case R_ALPHA_REFQUAD:
case R_ALPHA_TPREL64:
return dynamic || shared;
case R_ALPHA_TPREL64:
return dynamic || (shared && !pie);
/* Everything else is illegal. We'll issue an error during
relocate_section. */
@ -2718,7 +2723,7 @@ elf64_alpha_calc_dynrel_sizes (struct alpha_elf_link_hash_entry *h,
for (relent = h->reloc_entries; relent; relent = relent->next)
{
entries = alpha_dynamic_entries_for_reloc (relent->rtype, dynamic,
info->shared);
info->shared, info->pie);
if (entries)
{
relent->srel->size +=
@ -2761,8 +2766,8 @@ elf64_alpha_size_rela_got_1 (struct alpha_elf_link_hash_entry *h,
entries = 0;
for (gotent = h->got_entries; gotent ; gotent = gotent->next)
if (gotent->use_count > 0)
entries += alpha_dynamic_entries_for_reloc (gotent->reloc_type,
dynamic, info->shared);
entries += alpha_dynamic_entries_for_reloc (gotent->reloc_type, dynamic,
info->shared, info->pie);
if (entries > 0)
{
@ -2812,7 +2817,7 @@ elf64_alpha_size_rela_got_section (struct bfd_link_info *info)
gotent ; gotent = gotent->next)
if (gotent->use_count > 0)
entries += (alpha_dynamic_entries_for_reloc
(gotent->reloc_type, 0, info->shared));
(gotent->reloc_type, 0, info->shared, info->pie));
}
}
@ -3044,7 +3049,8 @@ elf64_alpha_relax_got_load (struct alpha_relax_info *info, bfd_vma symval,
return TRUE;
/* Can't use local-exec relocations in shared libraries. */
if (r_type == R_ALPHA_GOTTPREL && info->link_info->shared)
if (r_type == R_ALPHA_GOTTPREL
&& (info->link_info->shared && !info->link_info->pie))
return TRUE;
if (r_type == R_ALPHA_LITERAL)
@ -4509,7 +4515,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
else if (r_type == R_ALPHA_TPREL64)
{
BFD_ASSERT (elf_hash_table (info)->tls_sec != NULL);
if (!info->shared)
if (!info->shared || info->pie)
{
value -= tp_base;
goto default_reloc;
@ -4630,7 +4636,7 @@ elf64_alpha_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
case R_ALPHA_TPRELHI:
case R_ALPHA_TPRELLO:
case R_ALPHA_TPREL16:
if (info->shared)
if (info->shared && !info->pie)
{
(*_bfd_error_handler)
(_("%B: TLS local exec code cannot be linked into shared objects"),