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2009-06-18 H.J. Lu <hongjiu.lu@intel.com>

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* elf32-i386.c (elf_i386_check_relocs): Cache or free isymbuf.
	* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
This commit is contained in:
H.J. Lu 2009-06-18 12:49:41 +00:00
parent 5e486aa133
commit 14aae7232b
3 changed files with 71 additions and 30 deletions
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5
bfd/ChangeLog
View File

@ -1,3 +1,8 @@
2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
* elf32-i386.c (elf_i386_check_relocs): Cache or free isymbuf.
* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
2009-06-18 Nick Clifton <nickc@redhat.com>
* elflink.c (elf_link_sort_relocs): Return early if there are no

46
bfd/elf32-i386.c
View File

@ -1313,7 +1313,7 @@ elf_i386_check_relocs (bfd *abfd,
h = elf_i386_get_local_sym_hash (htab, abfd, rel,
TRUE);
if (h == NULL)
return FALSE;
goto error_return;
/* Fake a STT_GNU_IFUNC symbol. */
h->type = STT_GNU_IFUNC;
@ -1350,7 +1350,7 @@ elf_i386_check_relocs (bfd *abfd,
case R_386_GOT32:
case R_386_GOTOFF:
if (!_bfd_elf_create_ifunc_sections (abfd, info))
return FALSE;
goto error_return;
break;
}
@ -1380,7 +1380,7 @@ elf_i386_check_relocs (bfd *abfd,
? h->root.root.string : "a local symbol"),
__FUNCTION__);
bfd_set_error (bfd_error_bad_value);
return FALSE;
goto error_return;
case R_386_32:
h->non_got_ref = 1;
@ -1394,7 +1394,7 @@ elf_i386_check_relocs (bfd *abfd,
(abfd, info, sec, sreloc,
&((struct elf_i386_link_hash_entry *) h)->dyn_relocs);
if (sreloc == NULL)
return FALSE;
goto error_return;
}
break;
@ -1411,7 +1411,7 @@ elf_i386_check_relocs (bfd *abfd,
if (htab->elf.sgot == NULL
&& !_bfd_elf_create_got_section (htab->elf.dynobj,
info))
return FALSE;
goto error_return;
break;
}
@ -1423,7 +1423,7 @@ elf_i386_check_relocs (bfd *abfd,
symtab_hdr, sym_hashes,
&r_type, GOT_UNKNOWN,
rel, rel_end, h))
return FALSE;
goto error_return;
switch (r_type)
{
@ -1504,7 +1504,7 @@ elf_i386_check_relocs (bfd *abfd,
+ sizeof (bfd_vma) + sizeof(char));
local_got_refcounts = bfd_zalloc (abfd, size);
if (local_got_refcounts == NULL)
return FALSE;
goto error_return;
elf_local_got_refcounts (abfd) = local_got_refcounts;
elf_i386_local_tlsdesc_gotent (abfd)
= (bfd_vma *) (local_got_refcounts + symtab_hdr->sh_info);
@ -1535,7 +1535,7 @@ elf_i386_check_relocs (bfd *abfd,
"thread local symbol"),
abfd,
h ? h->root.root.string : "<local>");
return FALSE;
goto error_return;
}
}
@ -1557,7 +1557,7 @@ elf_i386_check_relocs (bfd *abfd,
if (htab->elf.dynobj == NULL)
htab->elf.dynobj = abfd;
if (!_bfd_elf_create_got_section (htab->elf.dynobj, info))
return FALSE;
goto error_return;
}
if (r_type != R_386_TLS_IE)
break;
@ -1639,7 +1639,7 @@ elf_i386_check_relocs (bfd *abfd,
(sec, htab->elf.dynobj, 2, abfd, /*rela?*/ FALSE);
if (sreloc == NULL)
return FALSE;
goto error_return;
}
/* If this is a global symbol, we count the number of
@ -1659,7 +1659,7 @@ elf_i386_check_relocs (bfd *abfd,
s = bfd_section_from_r_symndx (abfd, &htab->sym_sec,
sec, r_symndx);
if (s == NULL)
return FALSE;
goto error_return;
vpp = &elf_section_data (s)->local_dynrel;
head = (struct elf_dyn_relocs **)vpp;
@ -1671,7 +1671,7 @@ elf_i386_check_relocs (bfd *abfd,
bfd_size_type amt = sizeof *p;
p = bfd_alloc (htab->elf.dynobj, amt);
if (p == NULL)
return FALSE;
goto error_return;
p->next = *head;
*head = p;
p->sec = sec;
@ -1689,7 +1689,7 @@ elf_i386_check_relocs (bfd *abfd,
Reconstruct it for later use during GC. */
case R_386_GNU_VTINHERIT:
if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
return FALSE;
goto error_return;
break;
/* This relocation describes which C++ vtable entries are actually
@ -1698,7 +1698,7 @@ elf_i386_check_relocs (bfd *abfd,
BFD_ASSERT (h != NULL);
if (h != NULL
&& !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_offset))
return FALSE;
goto error_return;
break;
default:
@ -1706,7 +1706,25 @@ elf_i386_check_relocs (bfd *abfd,
}
}
if (isymbuf != NULL
&& (unsigned char *) isymbuf != symtab_hdr->contents)
{
if (!info->keep_memory)
free (isymbuf);
else
{
/* Cache the symbols for elf_link_input_bfd. */
symtab_hdr->contents = (unsigned char *) isymbuf;
}
}
return TRUE;
error_return:
if (isymbuf != NULL
&& (unsigned char *) isymbuf != symtab_hdr->contents)
free (isymbuf);
return FALSE;
}
/* Return the section that should be marked against GC for a given

50
bfd/elf64-x86-64.c
View File

@ -1094,7 +1094,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
h = elf64_x86_64_get_local_sym_hash (htab, abfd, rel,
TRUE);
if (h == NULL)
return FALSE;
goto error_return;
/* Fake a STT_GNU_IFUNC symbol. */
h->type = STT_GNU_IFUNC;
@ -1134,7 +1134,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
case R_X86_64_GOTPCREL:
case R_X86_64_GOTPCREL64:
if (!_bfd_elf_create_ifunc_sections (abfd, info))
return FALSE;
goto error_return;
break;
}
@ -1164,7 +1164,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
? h->root.root.string : "a local symbol"),
__FUNCTION__);
bfd_set_error (bfd_error_bad_value);
return FALSE;
goto error_return;
case R_X86_64_64:
h->non_got_ref = 1;
@ -1178,7 +1178,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
(abfd, info, sec, sreloc,
&((struct elf64_x86_64_link_hash_entry *) h)->dyn_relocs);
if (sreloc == NULL)
return FALSE;
goto error_return;
}
break;
@ -1201,7 +1201,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
if (htab->elf.sgot == NULL
&& !_bfd_elf_create_got_section (htab->elf.dynobj,
info))
return FALSE;
goto error_return;
break;
}
@ -1213,7 +1213,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
symtab_hdr, sym_hashes,
&r_type, GOT_UNKNOWN,
rel, rel_end, h))
return FALSE;
goto error_return;
switch (r_type)
{
@ -1230,7 +1230,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
x86_64_elf_howto_table[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
goto error_return;
}
break;
@ -1290,7 +1290,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
local_got_refcounts = ((bfd_signed_vma *)
bfd_zalloc (abfd, size));
if (local_got_refcounts == NULL)
return FALSE;
goto error_return;
elf_local_got_refcounts (abfd) = local_got_refcounts;
elf64_x86_64_local_tlsdesc_gotent (abfd)
= (bfd_vma *) (local_got_refcounts + symtab_hdr->sh_info);
@ -1318,7 +1318,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
(*_bfd_error_handler)
(_("%B: '%s' accessed both as normal and thread local symbol"),
abfd, h ? h->root.root.string : "<local>");
return FALSE;
goto error_return;
}
}
@ -1342,7 +1342,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
htab->elf.dynobj = abfd;
if (!_bfd_elf_create_got_section (htab->elf.dynobj,
info))
return FALSE;
goto error_return;
}
break;
@ -1391,7 +1391,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
x86_64_elf_howto_table[r_type].name,
(h) ? h->root.root.string : "a local symbol");
bfd_set_error (bfd_error_bad_value);
return FALSE;
goto error_return;
}
/* Fall through. */
@ -1467,7 +1467,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
(sec, htab->elf.dynobj, 3, abfd, /*rela?*/ TRUE);
if (sreloc == NULL)
return FALSE;
goto error_return;
}
/* If this is a global symbol, we count the number of
@ -1487,7 +1487,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
s = bfd_section_from_r_symndx (abfd, &htab->sym_sec,
sec, r_symndx);
if (s == NULL)
return FALSE;
goto error_return;
/* Beware of type punned pointers vs strict aliasing
rules. */
@ -1503,7 +1503,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
p = ((struct elf_dyn_relocs *)
bfd_alloc (htab->elf.dynobj, amt));
if (p == NULL)
return FALSE;
goto error_return;
p->next = *head;
*head = p;
p->sec = sec;
@ -1521,7 +1521,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
Reconstruct it for later use during GC. */
case R_X86_64_GNU_VTINHERIT:
if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
return FALSE;
goto error_return;
break;
/* This relocation describes which C++ vtable entries are actually
@ -1530,7 +1530,7 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
BFD_ASSERT (h != NULL);
if (h != NULL
&& !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
return FALSE;
goto error_return;
break;
default:
@ -1538,7 +1538,25 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
}
}
if (isymbuf != NULL
&& (unsigned char *) isymbuf != symtab_hdr->contents)
{
if (!info->keep_memory)
free (isymbuf);
else
{
/* Cache the symbols for elf_link_input_bfd. */
symtab_hdr->contents = (unsigned char *) isymbuf;
}
}
return TRUE;
error_return:
if (isymbuf != NULL
&& (unsigned char *) isymbuf != symtab_hdr->contents)
free (isymbuf);
return FALSE;
}
/* Return the section that should be marked against GC for a given