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2005-02-10 Paul Brook <paul@codesourcery.com>

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* elflink.c (bfd_elf_record_link_assignment): Make hidden and internal
	symbols local.
	(elf_link_renumber_hash_table_dynsyms): Ignore local symbols.
	(elf_link_renumber_local_hash_table_dynsyms): New function.
	(_bfd_elf_link_renumber_dynsyms): Number local dynamic symbols.
ld/testsuite/
	* ld-elfvsb/hidden2.s: New file
	* ld-elfvsb/hidden2.d: New file
	* ld-elfvsb/hidden2.ld: New file
This commit is contained in:
Paul Brook
2005-02-10 14:09:43 +00:00
parent 620b81c130
commit 6fa3860b3b
6 changed files with 74 additions and 3 deletions
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44
bfd/elflink.c
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@@ -484,6 +484,14 @@ bfd_elf_record_link_assignment (bfd *output_bfd ATTRIBUTE_UNUSED,
h->def_regular = 1;
/* STV_HIDDEN and STV_INTERNAL symbols must be STB_LOCAL in shared objects
and executables. */
if (!info->relocatable
&& h->dynindx != -1
&& (ELF_ST_VISIBILITY (h->other) == STV_HIDDEN
|| ELF_ST_VISIBILITY (h->other) == STV_INTERNAL))
h->forced_local = 1;
if ((h->def_dynamic
|| h->ref_dynamic
|| info->shared)
@@ -624,6 +632,31 @@ elf_link_renumber_hash_table_dynsyms (struct elf_link_hash_entry *h,
if (h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
if (h->forced_local)
return TRUE;
if (h->dynindx != -1)
h->dynindx = ++(*count);
return TRUE;
}
/* Like elf_link_renumber_hash_table_dynsyms, but just number symbols with
STB_LOCAL binding. */
static bfd_boolean
elf_link_renumber_local_hash_table_dynsyms (struct elf_link_hash_entry *h,
void *data)
{
size_t *count = data;
if (h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
if (!h->forced_local)
return TRUE;
if (h->dynindx != -1)
h->dynindx = ++(*count);
@@ -667,9 +700,10 @@ _bfd_elf_link_omit_section_dynsym (bfd *output_bfd ATTRIBUTE_UNUSED,
}
/* Assign dynsym indices. In a shared library we generate a section
symbol for each output section, which come first. Next come all of
the back-end allocated local dynamic syms, followed by the rest of
the global symbols. */
symbol for each output section, which come first. Next come symbols
which have been forced to local binding. Then all of the back-end
allocated local dynamic syms, followed by the rest of the global
symbols. */
unsigned long
_bfd_elf_link_renumber_dynsyms (bfd *output_bfd, struct bfd_link_info *info)
@@ -687,6 +721,10 @@ _bfd_elf_link_renumber_dynsyms (bfd *output_bfd, struct bfd_link_info *info)
elf_section_data (p)->dynindx = ++dynsymcount;
}
elf_link_hash_traverse (elf_hash_table (info),
elf_link_renumber_local_hash_table_dynsyms,
&dynsymcount);
if (elf_hash_table (info)->dynlocal)
{
struct elf_link_local_dynamic_entry *p;