/* ELF linking support for BFD.
Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006, 2007, 2008, 2009, 2010, 2011
+ 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
flags = bed->dynamic_sec_flags;
- s = bfd_make_section_with_flags (abfd,
- (bed->rela_plts_and_copies_p
- ? ".rela.got" : ".rel.got"),
- (bed->dynamic_sec_flags
- | SEC_READONLY));
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->rela_plts_and_copies_p
+ ? ".rela.got" : ".rel.got"),
+ (bed->dynamic_sec_flags
+ | SEC_READONLY));
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
htab->srelgot = s;
- s = bfd_make_section_with_flags (abfd, ".got", flags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".got", flags);
if (s == NULL
|| !bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
if (bed->want_got_plt)
{
- s = bfd_make_section_with_flags (abfd, ".got.plt", flags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".got.plt", flags);
if (s == NULL
|| !bfd_set_section_alignment (abfd, s,
bed->s->log_file_align))
shared library does not. */
if (info->executable)
{
- s = bfd_make_section_with_flags (abfd, ".interp",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".interp",
+ flags | SEC_READONLY);
if (s == NULL)
return FALSE;
}
/* Create sections to hold version informations. These are removed
if they are not needed. */
- s = bfd_make_section_with_flags (abfd, ".gnu.version_d",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".gnu.version_d",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
- s = bfd_make_section_with_flags (abfd, ".gnu.version",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".gnu.version",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, 1))
return FALSE;
- s = bfd_make_section_with_flags (abfd, ".gnu.version_r",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".gnu.version_r",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
- s = bfd_make_section_with_flags (abfd, ".dynsym",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynsym",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
- s = bfd_make_section_with_flags (abfd, ".dynstr",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynstr",
+ flags | SEC_READONLY);
if (s == NULL)
return FALSE;
- s = bfd_make_section_with_flags (abfd, ".dynamic", flags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynamic", flags);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
if (info->emit_hash)
{
- s = bfd_make_section_with_flags (abfd, ".hash", flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".hash",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
if (info->emit_gnu_hash)
{
- s = bfd_make_section_with_flags (abfd, ".gnu.hash",
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd, ".gnu.hash",
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
if (bed->plt_readonly)
pltflags |= SEC_READONLY;
- s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
+ s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
return FALSE;
return FALSE;
}
- s = bfd_make_section_with_flags (abfd,
- (bed->rela_plts_and_copies_p
- ? ".rela.plt" : ".rel.plt"),
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->rela_plts_and_copies_p
+ ? ".rela.plt" : ".rel.plt"),
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
image and use a R_*_COPY reloc to tell the dynamic linker to
initialize them at run time. The linker script puts the .dynbss
section into the .bss section of the final image. */
- s = bfd_make_section_with_flags (abfd, ".dynbss",
- (SEC_ALLOC
- | SEC_LINKER_CREATED));
+ s = bfd_make_section_anyway_with_flags (abfd, ".dynbss",
+ (SEC_ALLOC | SEC_LINKER_CREATED));
if (s == NULL)
return FALSE;
copy relocs. */
if (! info->shared)
{
- s = bfd_make_section_with_flags (abfd,
- (bed->rela_plts_and_copies_p
- ? ".rela.bss" : ".rel.bss"),
- flags | SEC_READONLY);
+ s = bfd_make_section_anyway_with_flags (abfd,
+ (bed->rela_plts_and_copies_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
if (s == NULL
|| ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
return FALSE;
/* Silently discard TLS symbols from --just-syms. There's no way to
combine a static TLS block with a new TLS block for this executable. */
if (ELF_ST_TYPE (sym->st_info) == STT_TLS
- && sec->sec_info_type == ELF_INFO_TYPE_JUST_SYMS)
+ && sec->sec_info_type == SEC_INFO_TYPE_JUST_SYMS)
{
*skip = TRUE;
return TRUE;
over to the real definition. */
if (h->u.weakdef != NULL)
{
- struct elf_link_hash_entry *weakdef;
-
- weakdef = h->u.weakdef;
- while (h->root.type == bfd_link_hash_indirect)
- h = (struct elf_link_hash_entry *) h->root.u.i.link;
-
- BFD_ASSERT (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak);
- BFD_ASSERT (weakdef->def_dynamic);
-
/* If the real definition is defined by a regular object file,
don't do anything special. See the longer description in
_bfd_elf_adjust_dynamic_symbol, below. */
- if (weakdef->def_regular)
+ if (h->u.weakdef->def_regular)
h->u.weakdef = NULL;
else
{
+ struct elf_link_hash_entry *weakdef = h->u.weakdef;
+
+ while (h->root.type == bfd_link_hash_indirect)
+ h = (struct elf_link_hash_entry *) h->root.u.i.link;
+
+ BFD_ASSERT (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak);
+ BFD_ASSERT (weakdef->def_dynamic);
BFD_ASSERT (weakdef->root.type == bfd_link_hash_defined
|| weakdef->root.type == bfd_link_hash_defweak);
(*bed->elf_backend_copy_indirect_symbol) (eif->info, weakdef, h);
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& ((sec = h->root.u.def.section)->flags & SEC_MERGE)
- && sec->sec_info_type == ELF_INFO_TYPE_MERGE)
+ && sec->sec_info_type == SEC_INFO_TYPE_MERGE)
{
bfd *output_bfd = (bfd *) data;
/* ld --just-symbols and dynamic objects don't mix very well.
ld shouldn't allow it. */
if ((s = abfd->sections) != NULL
- && s->sec_info_type == ELF_INFO_TYPE_JUST_SYMS)
+ && s->sec_info_type == SEC_INFO_TYPE_JUST_SYMS)
abort ();
/* If this dynamic lib was specified on the command line with
sec = bfd_section_from_elf_index (abfd, isym->st_shndx);
if (sec == NULL)
sec = bfd_abs_section_ptr;
- else if (elf_discarded_section (sec))
+ else if (discarded_section (sec))
{
/* Symbols from discarded section are undefined. We keep
its visibility. */
dynsym = TRUE;
}
+ /* We don't want to make debug symbol dynamic. */
if (definition && (sec->flags & SEC_DEBUGGING) && !info->relocatable)
- {
- /* We don't want to make debug symbol dynamic. */
- dynsym = FALSE;
- }
+ dynsym = FALSE;
+
+ /* Nor should we make plugin symbols dynamic. */
+ if ((abfd->flags & BFD_PLUGIN) != 0)
+ dynsym = FALSE;
if (definition)
h->target_internal = isym->st_target_internal;
{
struct bfd_hash_entry *p;
struct elf_link_hash_entry *h;
+ bfd_size_type size;
+ unsigned int alignment_power;
for (p = htab->root.table.table[i]; p != NULL; p = p->next)
{
if (h->dynindx >= old_dynsymcount)
_bfd_elf_strtab_delref (htab->dynstr, h->dynstr_index);
+ /* Preserve the maximum alignment and size for common
+ symbols even if this dynamic lib isn't on DT_NEEDED
+ since it can still be loaded at the run-time by another
+ dynamic lib. */
+ if (h->root.type == bfd_link_hash_common)
+ {
+ size = h->root.u.c.size;
+ alignment_power = h->root.u.c.p->alignment_power;
+ }
+ else
+ {
+ size = 0;
+ alignment_power = 0;
+ }
memcpy (p, old_ent, htab->root.table.entsize);
old_ent = (char *) old_ent + htab->root.table.entsize;
h = (struct elf_link_hash_entry *) p;
memcpy (h->root.u.i.link, old_ent, htab->root.table.entsize);
old_ent = (char *) old_ent + htab->root.table.entsize;
}
+ else if (h->root.type == bfd_link_hash_common)
+ {
+ if (size > h->root.u.c.size)
+ h->root.u.c.size = size;
+ if (alignment_power > h->root.u.c.p->alignment_power)
+ h->root.u.c.p->alignment_power = alignment_power;
+ }
}
}
&string_offset))
goto error_return;
if (secdata->sec_info)
- stab->sec_info_type = ELF_INFO_TYPE_STABS;
+ stab->sec_info_type = SEC_INFO_TYPE_STABS;
}
}
}
return TRUE;
}
\f
-/* Indicate that we are only retrieving symbol values from this
- section. */
-
-void
-_bfd_elf_link_just_syms (asection *sec, struct bfd_link_info *info)
-{
- if (is_elf_hash_table (info->hash))
- sec->sec_info_type = ELF_INFO_TYPE_JUST_SYMS;
- _bfd_generic_link_just_syms (sec, info);
-}
-
/* Make sure sec_info_type is cleared if sec_info is cleared too. */
static void
merge_sections_remove_hook (bfd *abfd ATTRIBUTE_UNUSED,
asection *sec)
{
- BFD_ASSERT (sec->sec_info_type == ELF_INFO_TYPE_MERGE);
- sec->sec_info_type = ELF_INFO_TYPE_NONE;
+ BFD_ASSERT (sec->sec_info_type == SEC_INFO_TYPE_MERGE);
+ sec->sec_info_type = SEC_INFO_TYPE_NONE;
}
/* Finish SHF_MERGE section merging. */
sec, &secdata->sec_info))
return FALSE;
else if (secdata->sec_info)
- sec->sec_info_type = ELF_INFO_TYPE_MERGE;
+ sec->sec_info_type = SEC_INFO_TYPE_MERGE;
}
if (elf_hash_table (info)->merge_info != NULL)
{
bfd_boolean failed;
bfd_boolean localsyms;
- struct elf_final_link_info *finfo;
+ struct elf_final_link_info *flaginfo;
};
static bfd_boolean
resolve_symbol (const char *name,
bfd *input_bfd,
- struct elf_final_link_info *finfo,
+ struct elf_final_link_info *flaginfo,
bfd_vma *result,
Elf_Internal_Sym *isymbuf,
size_t locsymcount)
#endif
if (candidate && strcmp (candidate, name) == 0)
{
- asection *sec = finfo->sections [i];
+ asection *sec = flaginfo->sections [i];
*result = _bfd_elf_rel_local_sym (input_bfd, sym, &sec, 0);
*result += sec->output_offset + sec->output_section->vma;
}
/* Hmm, haven't found it yet. perhaps it is a global. */
- global_entry = bfd_link_hash_lookup (finfo->info->hash, name,
+ global_entry = bfd_link_hash_lookup (flaginfo->info->hash, name,
FALSE, FALSE, TRUE);
if (!global_entry)
return FALSE;
eval_symbol (bfd_vma *result,
const char **symp,
bfd *input_bfd,
- struct elf_final_link_info *finfo,
+ struct elf_final_link_info *flaginfo,
bfd_vma dot,
Elf_Internal_Sym *isymbuf,
size_t locsymcount,
if (symbol_is_section)
{
- if (!resolve_section (symbuf, finfo->output_bfd->sections, result)
- && !resolve_symbol (symbuf, input_bfd, finfo, result,
+ if (!resolve_section (symbuf, flaginfo->output_bfd->sections, result)
+ && !resolve_symbol (symbuf, input_bfd, flaginfo, result,
isymbuf, locsymcount))
{
undefined_reference ("section", symbuf);
}
else
{
- if (!resolve_symbol (symbuf, input_bfd, finfo, result,
+ if (!resolve_symbol (symbuf, input_bfd, flaginfo, result,
isymbuf, locsymcount)
- && !resolve_section (symbuf, finfo->output_bfd->sections,
+ && !resolve_section (symbuf, flaginfo->output_bfd->sections,
result))
{
undefined_reference ("symbol", symbuf);
if (*sym == ':') \
++sym; \
*symp = sym; \
- if (!eval_symbol (&a, symp, input_bfd, finfo, dot, \
+ if (!eval_symbol (&a, symp, input_bfd, flaginfo, dot, \
isymbuf, locsymcount, signed_p)) \
return FALSE; \
if (signed_p) \
if (*sym == ':') \
++sym; \
*symp = sym; \
- if (!eval_symbol (&a, symp, input_bfd, finfo, dot, \
+ if (!eval_symbol (&a, symp, input_bfd, flaginfo, dot, \
isymbuf, locsymcount, signed_p)) \
return FALSE; \
++*symp; \
- if (!eval_symbol (&b, symp, input_bfd, finfo, dot, \
+ if (!eval_symbol (&b, symp, input_bfd, flaginfo, dot, \
isymbuf, locsymcount, signed_p)) \
return FALSE; \
if (signed_p) \
/* Flush the output symbols to the file. */
static bfd_boolean
-elf_link_flush_output_syms (struct elf_final_link_info *finfo,
+elf_link_flush_output_syms (struct elf_final_link_info *flaginfo,
const struct elf_backend_data *bed)
{
- if (finfo->symbuf_count > 0)
+ if (flaginfo->symbuf_count > 0)
{
Elf_Internal_Shdr *hdr;
file_ptr pos;
bfd_size_type amt;
- hdr = &elf_tdata (finfo->output_bfd)->symtab_hdr;
+ hdr = &elf_tdata (flaginfo->output_bfd)->symtab_hdr;
pos = hdr->sh_offset + hdr->sh_size;
- amt = finfo->symbuf_count * bed->s->sizeof_sym;
- if (bfd_seek (finfo->output_bfd, pos, SEEK_SET) != 0
- || bfd_bwrite (finfo->symbuf, amt, finfo->output_bfd) != amt)
+ amt = flaginfo->symbuf_count * bed->s->sizeof_sym;
+ if (bfd_seek (flaginfo->output_bfd, pos, SEEK_SET) != 0
+ || bfd_bwrite (flaginfo->symbuf, amt, flaginfo->output_bfd) != amt)
return FALSE;
hdr->sh_size += amt;
- finfo->symbuf_count = 0;
+ flaginfo->symbuf_count = 0;
}
return TRUE;
/* Add a symbol to the output symbol table. */
static int
-elf_link_output_sym (struct elf_final_link_info *finfo,
+elf_link_output_sym (struct elf_final_link_info *flaginfo,
const char *name,
Elf_Internal_Sym *elfsym,
asection *input_sec,
struct elf_link_hash_entry *);
const struct elf_backend_data *bed;
- bed = get_elf_backend_data (finfo->output_bfd);
+ bed = get_elf_backend_data (flaginfo->output_bfd);
output_symbol_hook = bed->elf_backend_link_output_symbol_hook;
if (output_symbol_hook != NULL)
{
- int ret = (*output_symbol_hook) (finfo->info, name, elfsym, input_sec, h);
+ int ret = (*output_symbol_hook) (flaginfo->info, name, elfsym, input_sec, h);
if (ret != 1)
return ret;
}
elfsym->st_name = 0;
else
{
- elfsym->st_name = (unsigned long) _bfd_stringtab_add (finfo->symstrtab,
+ elfsym->st_name = (unsigned long) _bfd_stringtab_add (flaginfo->symstrtab,
name, TRUE, FALSE);
if (elfsym->st_name == (unsigned long) -1)
return 0;
}
- if (finfo->symbuf_count >= finfo->symbuf_size)
+ if (flaginfo->symbuf_count >= flaginfo->symbuf_size)
{
- if (! elf_link_flush_output_syms (finfo, bed))
+ if (! elf_link_flush_output_syms (flaginfo, bed))
return 0;
}
- dest = finfo->symbuf + finfo->symbuf_count * bed->s->sizeof_sym;
- destshndx = finfo->symshndxbuf;
+ dest = flaginfo->symbuf + flaginfo->symbuf_count * bed->s->sizeof_sym;
+ destshndx = flaginfo->symshndxbuf;
if (destshndx != NULL)
{
- if (bfd_get_symcount (finfo->output_bfd) >= finfo->shndxbuf_size)
+ if (bfd_get_symcount (flaginfo->output_bfd) >= flaginfo->shndxbuf_size)
{
bfd_size_type amt;
- amt = finfo->shndxbuf_size * sizeof (Elf_External_Sym_Shndx);
+ amt = flaginfo->shndxbuf_size * sizeof (Elf_External_Sym_Shndx);
destshndx = (Elf_External_Sym_Shndx *) bfd_realloc (destshndx,
amt * 2);
if (destshndx == NULL)
return 0;
- finfo->symshndxbuf = destshndx;
+ flaginfo->symshndxbuf = destshndx;
memset ((char *) destshndx + amt, 0, amt);
- finfo->shndxbuf_size *= 2;
+ flaginfo->shndxbuf_size *= 2;
}
- destshndx += bfd_get_symcount (finfo->output_bfd);
+ destshndx += bfd_get_symcount (flaginfo->output_bfd);
}
- bed->s->swap_symbol_out (finfo->output_bfd, elfsym, dest, destshndx);
- finfo->symbuf_count += 1;
- bfd_get_symcount (finfo->output_bfd) += 1;
+ bed->s->swap_symbol_out (flaginfo->output_bfd, elfsym, dest, destshndx);
+ flaginfo->symbuf_count += 1;
+ bfd_get_symcount (flaginfo->output_bfd) += 1;
return 1;
}
{
struct elf_link_hash_entry *h = (struct elf_link_hash_entry *) bh;
struct elf_outext_info *eoinfo = (struct elf_outext_info *) data;
- struct elf_final_link_info *finfo = eoinfo->finfo;
+ struct elf_final_link_info *flaginfo = eoinfo->flaginfo;
bfd_boolean strip;
Elf_Internal_Sym sym;
asection *input_sec;
return TRUE;
}
- bed = get_elf_backend_data (finfo->output_bfd);
+ bed = get_elf_backend_data (flaginfo->output_bfd);
if (h->root.type == bfd_link_hash_undefined)
{
/* If we are reporting errors for this situation then do so now. */
if (!ignore_undef
&& h->ref_dynamic
- && (!h->ref_regular || finfo->info->gc_sections)
- && ! elf_link_check_versioned_symbol (finfo->info, bed, h)
- && finfo->info->unresolved_syms_in_shared_libs != RM_IGNORE)
+ && (!h->ref_regular || flaginfo->info->gc_sections)
+ && ! elf_link_check_versioned_symbol (flaginfo->info, bed, h)
+ && flaginfo->info->unresolved_syms_in_shared_libs != RM_IGNORE)
{
- if (! (finfo->info->callbacks->undefined_symbol
- (finfo->info, h->root.root.string,
+ if (! (flaginfo->info->callbacks->undefined_symbol
+ (flaginfo->info, h->root.root.string,
h->ref_regular ? NULL : h->root.u.undef.abfd,
- NULL, 0, finfo->info->unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)))
+ NULL, 0, flaginfo->info->unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)))
{
bfd_set_error (bfd_error_bad_value);
eoinfo->failed = TRUE;
/* We should also warn if a forced local symbol is referenced from
shared libraries. */
- if (! finfo->info->relocatable
- && (! finfo->info->shared)
+ if (!flaginfo->info->relocatable
+ && flaginfo->info->executable
&& h->forced_local
&& h->ref_dynamic
+ && h->def_regular
&& !h->dynamic_def
&& !h->dynamic_weak
- && ! elf_link_check_versioned_symbol (finfo->info, bed, h))
+ && ! elf_link_check_versioned_symbol (flaginfo->info, bed, h))
{
bfd *def_bfd;
const char *msg;
msg = _("%B: hidden symbol `%s' in %B is referenced by DSO");
else
msg = _("%B: local symbol `%s' in %B is referenced by DSO");
- def_bfd = finfo->output_bfd;
+ def_bfd = flaginfo->output_bfd;
if (h->root.u.def.section != bfd_abs_section_ptr)
def_bfd = h->root.u.def.section->owner;
- (*_bfd_error_handler) (msg, finfo->output_bfd, def_bfd,
+ (*_bfd_error_handler) (msg, flaginfo->output_bfd, def_bfd,
h->root.root.string);
bfd_set_error (bfd_error_bad_value);
eoinfo->failed = TRUE;
&& !h->def_regular
&& !h->ref_regular)
strip = TRUE;
- else if (finfo->info->strip == strip_all)
+ else if (flaginfo->info->strip == strip_all)
strip = TRUE;
- else if (finfo->info->strip == strip_some
- && bfd_hash_lookup (finfo->info->keep_hash,
+ else if (flaginfo->info->strip == strip_some
+ && bfd_hash_lookup (flaginfo->info->keep_hash,
h->root.root.string, FALSE, FALSE) == NULL)
strip = TRUE;
- else if (finfo->info->strip_discarded
- && (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- && elf_discarded_section (h->root.u.def.section))
+ else if ((h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && ((flaginfo->info->strip_discarded
+ && discarded_section (h->root.u.def.section))
+ || (h->root.u.def.section->owner != NULL
+ && (h->root.u.def.section->owner->flags & BFD_PLUGIN) != 0)))
strip = TRUE;
else if ((h->root.type == bfd_link_hash_undefined
|| h->root.type == bfd_link_hash_undefweak)
if (input_sec->output_section != NULL)
{
sym.st_shndx =
- _bfd_elf_section_from_bfd_section (finfo->output_bfd,
+ _bfd_elf_section_from_bfd_section (flaginfo->output_bfd,
input_sec->output_section);
if (sym.st_shndx == SHN_BAD)
{
(*_bfd_error_handler)
(_("%B: could not find output section %A for input section %A"),
- finfo->output_bfd, input_sec->output_section, input_sec);
+ flaginfo->output_bfd, input_sec->output_section, input_sec);
bfd_set_error (bfd_error_nonrepresentable_section);
eoinfo->failed = TRUE;
return FALSE;
but in nonrelocatable files they are virtual
addresses. */
sym.st_value = h->root.u.def.value + input_sec->output_offset;
- if (! finfo->info->relocatable)
+ if (! flaginfo->info->relocatable)
{
sym.st_value += input_sec->output_section->vma;
if (h->type == STT_TLS)
{
- asection *tls_sec = elf_hash_table (finfo->info)->tls_sec;
+ asection *tls_sec = elf_hash_table (flaginfo->info)->tls_sec;
if (tls_sec != NULL)
sym.st_value -= tls_sec->vma;
else
{
/* The TLS section may have been garbage collected. */
- BFD_ASSERT (finfo->info->gc_sections
+ BFD_ASSERT (flaginfo->info->gc_sections
&& !input_sec->gc_mark);
}
}
STT_GNU_IFUNC symbol must go through PLT. */
if ((h->type == STT_GNU_IFUNC
&& h->def_regular
- && !finfo->info->relocatable)
+ && !flaginfo->info->relocatable)
|| ((h->dynindx != -1
|| h->forced_local)
- && ((finfo->info->shared
+ && ((flaginfo->info->shared
&& (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
|| h->root.type != bfd_link_hash_undefweak))
|| !h->forced_local)
- && elf_hash_table (finfo->info)->dynamic_sections_created))
+ && elf_hash_table (flaginfo->info)->dynamic_sections_created))
{
if (! ((*bed->elf_backend_finish_dynamic_symbol)
- (finfo->output_bfd, finfo->info, h, &sym)))
+ (flaginfo->output_bfd, flaginfo->info, h, &sym)))
{
eoinfo->failed = TRUE;
return FALSE;
/* If a non-weak symbol with non-default visibility is not defined
locally, it is a fatal error. */
- if (! finfo->info->relocatable
+ if (! flaginfo->info->relocatable
&& ELF_ST_VISIBILITY (sym.st_other) != STV_DEFAULT
&& ELF_ST_BIND (sym.st_info) != STB_WEAK
&& h->root.type == bfd_link_hash_undefined
msg = _("%B: internal symbol `%s' isn't defined");
else
msg = _("%B: hidden symbol `%s' isn't defined");
- (*_bfd_error_handler) (msg, finfo->output_bfd, h->root.root.string);
+ (*_bfd_error_handler) (msg, flaginfo->output_bfd, h->root.root.string);
bfd_set_error (bfd_error_bad_value);
eoinfo->failed = TRUE;
return FALSE;
/* If this symbol should be put in the .dynsym section, then put it
there now. We already know the symbol index. We also fill in
the entry in the .hash section. */
- if (h->dynindx != -1
- && elf_hash_table (finfo->info)->dynamic_sections_created)
+ if (flaginfo->dynsym_sec != NULL
+ && h->dynindx != -1
+ && elf_hash_table (flaginfo->info)->dynamic_sections_created)
{
bfd_byte *esym;
sym.st_name = h->dynstr_index;
- esym = finfo->dynsym_sec->contents + h->dynindx * bed->s->sizeof_sym;
- if (! check_dynsym (finfo->output_bfd, &sym))
+ esym = flaginfo->dynsym_sec->contents + h->dynindx * bed->s->sizeof_sym;
+ if (! check_dynsym (flaginfo->output_bfd, &sym))
{
eoinfo->failed = TRUE;
return FALSE;
}
- bed->s->swap_symbol_out (finfo->output_bfd, &sym, esym, 0);
+ bed->s->swap_symbol_out (flaginfo->output_bfd, &sym, esym, 0);
- if (finfo->hash_sec != NULL)
+ if (flaginfo->hash_sec != NULL)
{
size_t hash_entry_size;
bfd_byte *bucketpos;
size_t bucketcount;
size_t bucket;
- bucketcount = elf_hash_table (finfo->info)->bucketcount;
+ bucketcount = elf_hash_table (flaginfo->info)->bucketcount;
bucket = h->u.elf_hash_value % bucketcount;
hash_entry_size
- = elf_section_data (finfo->hash_sec)->this_hdr.sh_entsize;
- bucketpos = ((bfd_byte *) finfo->hash_sec->contents
+ = elf_section_data (flaginfo->hash_sec)->this_hdr.sh_entsize;
+ bucketpos = ((bfd_byte *) flaginfo->hash_sec->contents
+ (bucket + 2) * hash_entry_size);
- chain = bfd_get (8 * hash_entry_size, finfo->output_bfd, bucketpos);
- bfd_put (8 * hash_entry_size, finfo->output_bfd, h->dynindx, bucketpos);
- bfd_put (8 * hash_entry_size, finfo->output_bfd, chain,
- ((bfd_byte *) finfo->hash_sec->contents
+ chain = bfd_get (8 * hash_entry_size, flaginfo->output_bfd, bucketpos);
+ bfd_put (8 * hash_entry_size, flaginfo->output_bfd, h->dynindx, bucketpos);
+ bfd_put (8 * hash_entry_size, flaginfo->output_bfd, chain,
+ ((bfd_byte *) flaginfo->hash_sec->contents
+ (bucketcount + 2 + h->dynindx) * hash_entry_size));
}
- if (finfo->symver_sec != NULL && finfo->symver_sec->contents != NULL)
+ if (flaginfo->symver_sec != NULL && flaginfo->symver_sec->contents != NULL)
{
Elf_Internal_Versym iversym;
Elf_External_Versym *eversym;
iversym.vs_vers = 1;
else
iversym.vs_vers = h->verinfo.vertree->vernum + 1;
- if (finfo->info->create_default_symver)
+ if (flaginfo->info->create_default_symver)
iversym.vs_vers++;
}
if (h->hidden)
iversym.vs_vers |= VERSYM_HIDDEN;
- eversym = (Elf_External_Versym *) finfo->symver_sec->contents;
+ eversym = (Elf_External_Versym *) flaginfo->symver_sec->contents;
eversym += h->dynindx;
- _bfd_elf_swap_versym_out (finfo->output_bfd, &iversym, eversym);
+ _bfd_elf_swap_versym_out (flaginfo->output_bfd, &iversym, eversym);
}
}
if (strip || (input_sec->flags & SEC_EXCLUDE) != 0)
return TRUE;
- indx = bfd_get_symcount (finfo->output_bfd);
- ret = elf_link_output_sym (finfo, h->root.root.string, &sym, input_sec, h);
+ indx = bfd_get_symcount (flaginfo->output_bfd);
+ ret = elf_link_output_sym (flaginfo, h->root.root.string, &sym, input_sec, h);
if (ret == 0)
{
eoinfo->failed = TRUE;
switch (sec->sec_info_type)
{
- case ELF_INFO_TYPE_STABS:
- case ELF_INFO_TYPE_EH_FRAME:
+ case SEC_INFO_TYPE_STABS:
+ case SEC_INFO_TYPE_EH_FRAME:
return TRUE;
default:
break;
don't have to keep them in memory. */
static bfd_boolean
-elf_link_input_bfd (struct elf_final_link_info *finfo, bfd *input_bfd)
+elf_link_input_bfd (struct elf_final_link_info *flaginfo, bfd *input_bfd)
{
int (*relocate_section)
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
bfd_vma r_type_mask;
int r_sym_shift;
- output_bfd = finfo->output_bfd;
+ output_bfd = flaginfo->output_bfd;
bed = get_elf_backend_data (output_bfd);
relocate_section = bed->elf_backend_relocate_section;
if (isymbuf == NULL && locsymcount != 0)
{
isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, locsymcount, 0,
- finfo->internal_syms,
- finfo->external_syms,
- finfo->locsym_shndx);
+ flaginfo->internal_syms,
+ flaginfo->external_syms,
+ flaginfo->locsym_shndx);
if (isymbuf == NULL)
return FALSE;
}
SEC_MERGE sections. Write out those local symbols we know are
going into the output file. */
isymend = isymbuf + locsymcount;
- for (isym = isymbuf, pindex = finfo->indices, ppsection = finfo->sections;
+ for (isym = isymbuf, pindex = flaginfo->indices, ppsection = flaginfo->sections;
isym < isymend;
isym++, pindex++, ppsection++)
{
*ppsection = NULL;
continue;
}
- else if (isec->sec_info_type == ELF_INFO_TYPE_MERGE
+ else if (isec->sec_info_type == SEC_INFO_TYPE_MERGE
&& ELF_ST_TYPE (isym->st_info) != STT_SECTION)
isym->st_value =
_bfd_merged_section_offset (output_bfd, &isec,
*ppsection = isec;
/* Don't output the first, undefined, symbol. */
- if (ppsection == finfo->sections)
+ if (ppsection == flaginfo->sections)
continue;
if (ELF_ST_TYPE (isym->st_info) == STT_SECTION)
/* If we are stripping all symbols, we don't want to output this
one. */
- if (finfo->info->strip == strip_all)
+ if (flaginfo->info->strip == strip_all)
continue;
/* If we are discarding all local symbols, we don't want to
file, then some of the local symbols may be required by
relocs; we output them below as we discover that they are
needed. */
- if (finfo->info->discard == discard_all)
+ if (flaginfo->info->discard == discard_all)
continue;
/* If this symbol is defined in a section which we are
return FALSE;
/* See if we are discarding symbols with this name. */
- if ((finfo->info->strip == strip_some
- && (bfd_hash_lookup (finfo->info->keep_hash, name, FALSE, FALSE)
+ if ((flaginfo->info->strip == strip_some
+ && (bfd_hash_lookup (flaginfo->info->keep_hash, name, FALSE, FALSE)
== NULL))
- || (((finfo->info->discard == discard_sec_merge
- && (isec->flags & SEC_MERGE) && ! finfo->info->relocatable)
- || finfo->info->discard == discard_l)
+ || (((flaginfo->info->discard == discard_sec_merge
+ && (isec->flags & SEC_MERGE) && ! flaginfo->info->relocatable)
+ || flaginfo->info->discard == discard_l)
&& bfd_is_local_label_name (input_bfd, name)))
continue;
output_section. Any special sections must be set up to meet
these requirements. */
osym.st_value += isec->output_offset;
- if (! finfo->info->relocatable)
+ if (! flaginfo->info->relocatable)
{
osym.st_value += isec->output_section->vma;
if (ELF_ST_TYPE (osym.st_info) == STT_TLS)
{
/* STT_TLS symbols are relative to PT_TLS segment base. */
- BFD_ASSERT (elf_hash_table (finfo->info)->tls_sec != NULL);
- osym.st_value -= elf_hash_table (finfo->info)->tls_sec->vma;
+ BFD_ASSERT (elf_hash_table (flaginfo->info)->tls_sec != NULL);
+ osym.st_value -= elf_hash_table (flaginfo->info)->tls_sec->vma;
}
}
indx = bfd_get_symcount (output_bfd);
- ret = elf_link_output_sym (finfo, name, &osym, isec, NULL);
+ ret = elf_link_output_sym (flaginfo, name, &osym, isec, NULL);
if (ret == 0)
return FALSE;
else if (ret == 1)
continue;
}
- if (finfo->info->relocatable
+ if (flaginfo->info->relocatable
&& (o->flags & (SEC_LINKER_CREATED | SEC_GROUP)) == SEC_GROUP)
{
/* Deal with the group signature symbol. */
if (symndx >= locsymcount
|| (elf_bad_symtab (input_bfd)
- && finfo->sections[symndx] == NULL))
+ && flaginfo->sections[symndx] == NULL))
{
struct elf_link_hash_entry *h = sym_hashes[symndx - extsymoff];
while (h->root.type == bfd_link_hash_indirect
else if (ELF_ST_TYPE (isymbuf[symndx].st_info) == STT_SECTION)
{
/* We'll use the output section target_index. */
- asection *sec = finfo->sections[symndx]->output_section;
+ asection *sec = flaginfo->sections[symndx]->output_section;
elf_section_data (osec)->this_hdr.sh_info = sec->target_index;
}
else
{
- if (finfo->indices[symndx] == -1)
+ if (flaginfo->indices[symndx] == -1)
{
/* Otherwise output the local symbol now. */
Elf_Internal_Sym sym = isymbuf[symndx];
- asection *sec = finfo->sections[symndx]->output_section;
+ asection *sec = flaginfo->sections[symndx]->output_section;
const char *name;
long indx;
int ret;
sym.st_value += o->output_offset;
indx = bfd_get_symcount (output_bfd);
- ret = elf_link_output_sym (finfo, name, &sym, o, NULL);
+ ret = elf_link_output_sym (flaginfo, name, &sym, o, NULL);
if (ret == 0)
return FALSE;
else if (ret == 1)
- finfo->indices[symndx] = indx;
+ flaginfo->indices[symndx] = indx;
else
abort ();
}
elf_section_data (osec)->this_hdr.sh_info
- = finfo->indices[symndx];
+ = flaginfo->indices[symndx];
}
}
contents = elf_section_data (o)->this_hdr.contents;
else
{
- contents = finfo->contents;
+ contents = flaginfo->contents;
if (! bfd_get_full_section_contents (input_bfd, o, &contents))
return FALSE;
}
/* Get the swapped relocs. */
internal_relocs
- = _bfd_elf_link_read_relocs (input_bfd, o, finfo->external_relocs,
- finfo->internal_relocs, FALSE);
+ = _bfd_elf_link_read_relocs (input_bfd, o, flaginfo->external_relocs,
+ flaginfo->internal_relocs, FALSE);
if (internal_relocs == NULL
&& o->reloc_count > 0)
return FALSE;
if (r_symndx >= locsymcount
|| (elf_bad_symtab (input_bfd)
- && finfo->sections[r_symndx] == NULL))
+ && flaginfo->sections[r_symndx] == NULL))
{
h = sym_hashes[r_symndx - extsymoff];
Elf_Internal_Sym *sym = isymbuf + r_symndx;
s_type = ELF_ST_TYPE (sym->st_info);
- ps = &finfo->sections[r_symndx];
+ ps = &flaginfo->sections[r_symndx];
sym_name = bfd_elf_sym_name (input_bfd, symtab_hdr,
sym, *ps);
}
if ((s_type == STT_RELC || s_type == STT_SRELC)
- && !finfo->info->relocatable)
+ && !flaginfo->info->relocatable)
{
bfd_vma val;
bfd_vma dot = (rel->r_offset
(unsigned long) rel->r_info,
(unsigned long) rel->r_offset);
#endif
- if (!eval_symbol (&val, &sym_name, input_bfd, finfo, dot,
+ if (!eval_symbol (&val, &sym_name, input_bfd, flaginfo, dot,
isymbuf, locsymcount, s_type == STT_SRELC))
return FALSE;
{
/* Complain if the definition comes from a
discarded section. */
- if ((sec = *ps) != NULL && elf_discarded_section (sec))
+ if ((sec = *ps) != NULL && discarded_section (sec))
{
BFD_ASSERT (r_symndx != STN_UNDEF);
if (action_discarded & COMPLAIN)
- (*finfo->info->callbacks->einfo)
+ (*flaginfo->info->callbacks->einfo)
(_("%X`%s' referenced in section `%A' of %B: "
"defined in discarded section `%A' of %B\n"),
sym_name, o, input_bfd, sec, sec->owner);
asection *kept;
kept = _bfd_elf_check_kept_section (sec,
- finfo->info);
+ flaginfo->info);
if (kept != NULL)
{
*ps = kept;
corresponding to the output section, which will require
the addend to be adjusted. */
- ret = (*relocate_section) (output_bfd, finfo->info,
+ ret = (*relocate_section) (output_bfd, flaginfo->info,
input_bfd, o, contents,
internal_relocs,
isymbuf,
- finfo->sections);
+ flaginfo->sections);
if (!ret)
return FALSE;
if (ret == 2
- || finfo->info->relocatable
- || finfo->info->emitrelocations)
+ || flaginfo->info->relocatable
+ || flaginfo->info->emitrelocations)
{
Elf_Internal_Rela *irela;
Elf_Internal_Rela *irelaend, *irelamid;
rel_hash_list = rel_hash;
rela_hash_list = NULL;
last_offset = o->output_offset;
- if (!finfo->info->relocatable)
+ if (!flaginfo->info->relocatable)
last_offset += o->output_section->vma;
for (next_erel = 0; irela < irelaend; irela++, next_erel++)
{
}
irela->r_offset = _bfd_elf_section_offset (output_bfd,
- finfo->info, o,
+ flaginfo->info, o,
irela->r_offset);
if (irela->r_offset >= (bfd_vma) -2)
{
irela->r_offset += o->output_offset;
/* Relocs in an executable have to be virtual addresses. */
- if (!finfo->info->relocatable)
+ if (!flaginfo->info->relocatable)
irela->r_offset += o->output_section->vma;
last_offset = irela->r_offset;
if (r_symndx >= locsymcount
|| (elf_bad_symtab (input_bfd)
- && finfo->sections[r_symndx] == NULL))
+ && flaginfo->sections[r_symndx] == NULL))
{
struct elf_link_hash_entry *rh;
unsigned long indx;
*rel_hash = NULL;
sym = isymbuf[r_symndx];
- sec = finfo->sections[r_symndx];
+ sec = flaginfo->sections[r_symndx];
if (ELF_ST_TYPE (sym.st_info) == STT_SECTION)
{
/* I suppose the backend ought to fill in the
r_symndx = osec->target_index;
if (r_symndx == STN_UNDEF)
{
- struct elf_link_hash_table *htab;
- asection *oi;
-
- htab = elf_hash_table (finfo->info);
- oi = htab->text_index_section;
- if ((osec->flags & SEC_READONLY) == 0
- && htab->data_index_section != NULL)
- oi = htab->data_index_section;
-
- if (oi != NULL)
- {
- irela->r_addend += osec->vma - oi->vma;
- r_symndx = oi->target_index;
- }
+ irela->r_addend += osec->vma;
+ osec = _bfd_nearby_section (output_bfd, osec,
+ osec->vma);
+ irela->r_addend -= osec->vma;
+ r_symndx = osec->target_index;
}
-
- BFD_ASSERT (r_symndx != STN_UNDEF);
}
}
}
else
{
- if (finfo->indices[r_symndx] == -1)
+ if (flaginfo->indices[r_symndx] == -1)
{
unsigned long shlink;
const char *name;
asection *osec;
long indx;
- if (finfo->info->strip == strip_all)
+ if (flaginfo->info->strip == strip_all)
{
/* You can't do ld -r -s. */
bfd_set_error (bfd_error_invalid_operation);
return FALSE;
sym.st_value += sec->output_offset;
- if (! finfo->info->relocatable)
+ if (! flaginfo->info->relocatable)
{
sym.st_value += osec->vma;
if (ELF_ST_TYPE (sym.st_info) == STT_TLS)
{
/* STT_TLS symbols are relative to PT_TLS
segment base. */
- BFD_ASSERT (elf_hash_table (finfo->info)
+ BFD_ASSERT (elf_hash_table (flaginfo->info)
->tls_sec != NULL);
- sym.st_value -= (elf_hash_table (finfo->info)
+ sym.st_value -= (elf_hash_table (flaginfo->info)
->tls_sec->vma);
}
}
indx = bfd_get_symcount (output_bfd);
- ret = elf_link_output_sym (finfo, name, &sym, sec,
+ ret = elf_link_output_sym (flaginfo, name, &sym, sec,
NULL);
if (ret == 0)
return FALSE;
else if (ret == 1)
- finfo->indices[r_symndx] = indx;
+ flaginfo->indices[r_symndx] = indx;
else
abort ();
}
- r_symndx = finfo->indices[r_symndx];
+ r_symndx = flaginfo->indices[r_symndx];
}
irela->r_info = ((bfd_vma) r_symndx << r_sym_shift
/* Write out the modified section contents. */
if (bed->elf_backend_write_section
- && (*bed->elf_backend_write_section) (output_bfd, finfo->info, o,
+ && (*bed->elf_backend_write_section) (output_bfd, flaginfo->info, o,
contents))
{
/* Section written out. */
}
else switch (o->sec_info_type)
{
- case ELF_INFO_TYPE_STABS:
+ case SEC_INFO_TYPE_STABS:
if (! (_bfd_write_section_stabs
(output_bfd,
- &elf_hash_table (finfo->info)->stab_info,
+ &elf_hash_table (flaginfo->info)->stab_info,
o, &elf_section_data (o)->sec_info, contents)))
return FALSE;
break;
- case ELF_INFO_TYPE_MERGE:
+ case SEC_INFO_TYPE_MERGE:
if (! _bfd_write_merged_section (output_bfd, o,
elf_section_data (o)->sec_info))
return FALSE;
break;
- case ELF_INFO_TYPE_EH_FRAME:
+ case SEC_INFO_TYPE_EH_FRAME:
{
- if (! _bfd_elf_write_section_eh_frame (output_bfd, finfo->info,
+ if (! _bfd_elf_write_section_eh_frame (output_bfd, flaginfo->info,
o, contents))
return FALSE;
}
bfd_boolean dynamic;
bfd_boolean emit_relocs;
bfd *dynobj;
- struct elf_final_link_info finfo;
+ struct elf_final_link_info flaginfo;
asection *o;
struct bfd_link_order *p;
bfd *sub;
emit_relocs = (info->relocatable
|| info->emitrelocations);
- finfo.info = info;
- finfo.output_bfd = abfd;
- finfo.symstrtab = _bfd_elf_stringtab_init ();
- if (finfo.symstrtab == NULL)
+ flaginfo.info = info;
+ flaginfo.output_bfd = abfd;
+ flaginfo.symstrtab = _bfd_elf_stringtab_init ();
+ if (flaginfo.symstrtab == NULL)
return FALSE;
if (! dynamic)
{
- finfo.dynsym_sec = NULL;
- finfo.hash_sec = NULL;
- finfo.symver_sec = NULL;
+ flaginfo.dynsym_sec = NULL;
+ flaginfo.hash_sec = NULL;
+ flaginfo.symver_sec = NULL;
}
else
{
- finfo.dynsym_sec = bfd_get_section_by_name (dynobj, ".dynsym");
- finfo.hash_sec = bfd_get_section_by_name (dynobj, ".hash");
- BFD_ASSERT (finfo.dynsym_sec != NULL);
- finfo.symver_sec = bfd_get_section_by_name (dynobj, ".gnu.version");
+ flaginfo.dynsym_sec = bfd_get_section_by_name (dynobj, ".dynsym");
+ flaginfo.hash_sec = bfd_get_section_by_name (dynobj, ".hash");
+ /* Note that dynsym_sec can be NULL (on VMS). */
+ flaginfo.symver_sec = bfd_get_section_by_name (dynobj, ".gnu.version");
/* Note that it is OK if symver_sec is NULL. */
}
- finfo.contents = NULL;
- finfo.external_relocs = NULL;
- finfo.internal_relocs = NULL;
- finfo.external_syms = NULL;
- finfo.locsym_shndx = NULL;
- finfo.internal_syms = NULL;
- finfo.indices = NULL;
- finfo.sections = NULL;
- finfo.symbuf = NULL;
- finfo.symshndxbuf = NULL;
- finfo.symbuf_count = 0;
- finfo.shndxbuf_size = 0;
+ flaginfo.contents = NULL;
+ flaginfo.external_relocs = NULL;
+ flaginfo.internal_relocs = NULL;
+ flaginfo.external_syms = NULL;
+ flaginfo.locsym_shndx = NULL;
+ flaginfo.internal_syms = NULL;
+ flaginfo.indices = NULL;
+ flaginfo.sections = NULL;
+ flaginfo.symbuf = NULL;
+ flaginfo.symshndxbuf = NULL;
+ flaginfo.symbuf_count = 0;
+ flaginfo.shndxbuf_size = 0;
/* The object attributes have been merged. Remove the input
sections from the link, and set the contents of the output
if (sec->flags & SEC_MERGE)
merged = TRUE;
- if (info->relocatable || info->emitrelocations)
+ if (esdo->this_hdr.sh_type == SHT_REL
+ || esdo->this_hdr.sh_type == SHT_RELA)
+ /* Some backends use reloc_count in relocation sections
+ to count particular types of relocs. Of course,
+ reloc sections themselves can't have relocations. */
+ reloc_count = 0;
+ else if (info->relocatable || info->emitrelocations)
reloc_count = sec->reloc_count;
else if (bed->elf_backend_count_relocs)
reloc_count = (*bed->elf_backend_count_relocs) (info, sec);
/* Allocate a buffer to hold swapped out symbols. This is to avoid
continuously seeking to the right position in the file. */
if (! info->keep_memory || max_sym_count < 20)
- finfo.symbuf_size = 20;
+ flaginfo.symbuf_size = 20;
else
- finfo.symbuf_size = max_sym_count;
- amt = finfo.symbuf_size;
+ flaginfo.symbuf_size = max_sym_count;
+ amt = flaginfo.symbuf_size;
amt *= bed->s->sizeof_sym;
- finfo.symbuf = (bfd_byte *) bfd_malloc (amt);
- if (finfo.symbuf == NULL)
+ flaginfo.symbuf = (bfd_byte *) bfd_malloc (amt);
+ if (flaginfo.symbuf == NULL)
goto error_return;
if (elf_numsections (abfd) > (SHN_LORESERVE & 0xFFFF))
{
/* Wild guess at number of output symbols. realloc'd as needed. */
amt = 2 * max_sym_count + elf_numsections (abfd) + 1000;
- finfo.shndxbuf_size = amt;
+ flaginfo.shndxbuf_size = amt;
amt *= sizeof (Elf_External_Sym_Shndx);
- finfo.symshndxbuf = (Elf_External_Sym_Shndx *) bfd_zmalloc (amt);
- if (finfo.symshndxbuf == NULL)
+ flaginfo.symshndxbuf = (Elf_External_Sym_Shndx *) bfd_zmalloc (amt);
+ if (flaginfo.symshndxbuf == NULL)
goto error_return;
}
elfsym.st_other = 0;
elfsym.st_shndx = SHN_UNDEF;
elfsym.st_target_internal = 0;
- if (elf_link_output_sym (&finfo, NULL, &elfsym, bfd_und_section_ptr,
+ if (elf_link_output_sym (&flaginfo, NULL, &elfsym, bfd_und_section_ptr,
NULL) != 1)
goto error_return;
}
elfsym.st_shndx = i;
if (!info->relocatable)
elfsym.st_value = o->vma;
- if (elf_link_output_sym (&finfo, NULL, &elfsym, o, NULL) != 1)
+ if (elf_link_output_sym (&flaginfo, NULL, &elfsym, o, NULL) != 1)
goto error_return;
}
}
files. */
if (max_contents_size != 0)
{
- finfo.contents = (bfd_byte *) bfd_malloc (max_contents_size);
- if (finfo.contents == NULL)
+ flaginfo.contents = (bfd_byte *) bfd_malloc (max_contents_size);
+ if (flaginfo.contents == NULL)
goto error_return;
}
if (max_external_reloc_size != 0)
{
- finfo.external_relocs = bfd_malloc (max_external_reloc_size);
- if (finfo.external_relocs == NULL)
+ flaginfo.external_relocs = bfd_malloc (max_external_reloc_size);
+ if (flaginfo.external_relocs == NULL)
goto error_return;
}
{
amt = max_internal_reloc_count * bed->s->int_rels_per_ext_rel;
amt *= sizeof (Elf_Internal_Rela);
- finfo.internal_relocs = (Elf_Internal_Rela *) bfd_malloc (amt);
- if (finfo.internal_relocs == NULL)
+ flaginfo.internal_relocs = (Elf_Internal_Rela *) bfd_malloc (amt);
+ if (flaginfo.internal_relocs == NULL)
goto error_return;
}
if (max_sym_count != 0)
{
amt = max_sym_count * bed->s->sizeof_sym;
- finfo.external_syms = (bfd_byte *) bfd_malloc (amt);
- if (finfo.external_syms == NULL)
+ flaginfo.external_syms = (bfd_byte *) bfd_malloc (amt);
+ if (flaginfo.external_syms == NULL)
goto error_return;
amt = max_sym_count * sizeof (Elf_Internal_Sym);
- finfo.internal_syms = (Elf_Internal_Sym *) bfd_malloc (amt);
- if (finfo.internal_syms == NULL)
+ flaginfo.internal_syms = (Elf_Internal_Sym *) bfd_malloc (amt);
+ if (flaginfo.internal_syms == NULL)
goto error_return;
amt = max_sym_count * sizeof (long);
- finfo.indices = (long int *) bfd_malloc (amt);
- if (finfo.indices == NULL)
+ flaginfo.indices = (long int *) bfd_malloc (amt);
+ if (flaginfo.indices == NULL)
goto error_return;
amt = max_sym_count * sizeof (asection *);
- finfo.sections = (asection **) bfd_malloc (amt);
- if (finfo.sections == NULL)
+ flaginfo.sections = (asection **) bfd_malloc (amt);
+ if (flaginfo.sections == NULL)
goto error_return;
}
if (max_sym_shndx_count != 0)
{
amt = max_sym_shndx_count * sizeof (Elf_External_Sym_Shndx);
- finfo.locsym_shndx = (Elf_External_Sym_Shndx *) bfd_malloc (amt);
- if (finfo.locsym_shndx == NULL)
+ flaginfo.locsym_shndx = (Elf_External_Sym_Shndx *) bfd_malloc (amt);
+ if (flaginfo.locsym_shndx == NULL)
goto error_return;
}
{
if (! sub->output_has_begun)
{
- if (! elf_link_input_bfd (&finfo, sub))
+ if (! elf_link_input_bfd (&flaginfo, sub))
goto error_return;
sub->output_has_begun = TRUE;
}
some global symbols were, in fact, converted to become local.
FIXME: Will this work correctly with the Irix 5 linker? */
eoinfo.failed = FALSE;
- eoinfo.finfo = &finfo;
+ eoinfo.flaginfo = &flaginfo;
eoinfo.localsyms = TRUE;
bfd_hash_traverse (&info->hash->table, elf_link_output_extsym, &eoinfo);
if (eoinfo.failed)
struct elf_link_hash_entry *);
if (! ((*bed->elf_backend_output_arch_local_syms)
- (abfd, info, &finfo, (out_sym_func) elf_link_output_sym)))
+ (abfd, info, &flaginfo, (out_sym_func) elf_link_output_sym)))
return FALSE;
}
symtab_hdr->sh_info = bfd_get_symcount (abfd);
if (dynamic
- && finfo.dynsym_sec->output_section != bfd_abs_section_ptr)
+ && flaginfo.dynsym_sec != NULL
+ && flaginfo.dynsym_sec->output_section != bfd_abs_section_ptr)
{
Elf_Internal_Sym sym;
- bfd_byte *dynsym = finfo.dynsym_sec->contents;
+ bfd_byte *dynsym = flaginfo.dynsym_sec->contents;
long last_local = 0;
/* Write out the section symbols for the output sections. */
}
}
- elf_section_data (finfo.dynsym_sec->output_section)->this_hdr.sh_info =
+ elf_section_data (flaginfo.dynsym_sec->output_section)->this_hdr.sh_info =
last_local + 1;
}
/* We get the global symbols from the hash table. */
eoinfo.failed = FALSE;
eoinfo.localsyms = FALSE;
- eoinfo.finfo = &finfo;
+ eoinfo.flaginfo = &flaginfo;
bfd_hash_traverse (&info->hash->table, elf_link_output_extsym, &eoinfo);
if (eoinfo.failed)
return FALSE;
struct elf_link_hash_entry *);
if (! ((*bed->elf_backend_output_arch_syms)
- (abfd, info, &finfo, (out_sym_func) elf_link_output_sym)))
+ (abfd, info, &flaginfo, (out_sym_func) elf_link_output_sym)))
return FALSE;
}
/* Flush all symbols to the file. */
- if (! elf_link_flush_output_syms (&finfo, bed))
+ if (! elf_link_flush_output_syms (&flaginfo, bed))
return FALSE;
/* Now we know the size of the symtab section. */
off, TRUE);
if (bfd_seek (abfd, symtab_shndx_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_bwrite (finfo.symshndxbuf, amt, abfd) != amt))
+ || (bfd_bwrite (flaginfo.symshndxbuf, amt, abfd) != amt))
return FALSE;
}
symstrtab_hdr->sh_type = SHT_STRTAB;
symstrtab_hdr->sh_flags = 0;
symstrtab_hdr->sh_addr = 0;
- symstrtab_hdr->sh_size = _bfd_stringtab_size (finfo.symstrtab);
+ symstrtab_hdr->sh_size = _bfd_stringtab_size (flaginfo.symstrtab);
symstrtab_hdr->sh_entsize = 0;
symstrtab_hdr->sh_link = 0;
symstrtab_hdr->sh_info = 0;
if (bfd_get_symcount (abfd) > 0)
{
if (bfd_seek (abfd, symstrtab_hdr->sh_offset, SEEK_SET) != 0
- || ! _bfd_stringtab_emit (abfd, finfo.symstrtab))
+ || ! _bfd_stringtab_emit (abfd, flaginfo.symstrtab))
return FALSE;
}
goto error_return;
/* Check for DT_TEXTREL (late, in case the backend removes it). */
- if (info->warn_shared_textrel && info->shared)
+ if (((info->warn_shared_textrel && info->shared)
+ || info->error_textrel)
+ && (o = bfd_get_section_by_name (dynobj, ".dynamic")) != NULL)
{
bfd_byte *dyncon, *dynconend;
- /* Fix up .dynamic entries. */
- o = bfd_get_section_by_name (dynobj, ".dynamic");
- BFD_ASSERT (o != NULL);
-
dyncon = o->contents;
dynconend = o->contents + o->size;
for (; dyncon < dynconend; dyncon += bed->s->sizeof_dyn)
if (dyn.d_tag == DT_TEXTREL)
{
- info->callbacks->einfo
- (_("%P: warning: creating a DT_TEXTREL in a shared object.\n"));
+ if (info->error_textrel)
+ info->callbacks->einfo
+ (_("%P%X: read-only segment has dynamic relocations.\n"));
+ else
+ info->callbacks->einfo
+ (_("%P: warning: creating a DT_TEXTREL in a shared object.\n"));
break;
}
}
goto error_return;
}
- if (finfo.symstrtab != NULL)
- _bfd_stringtab_free (finfo.symstrtab);
- if (finfo.contents != NULL)
- free (finfo.contents);
- if (finfo.external_relocs != NULL)
- free (finfo.external_relocs);
- if (finfo.internal_relocs != NULL)
- free (finfo.internal_relocs);
- if (finfo.external_syms != NULL)
- free (finfo.external_syms);
- if (finfo.locsym_shndx != NULL)
- free (finfo.locsym_shndx);
- if (finfo.internal_syms != NULL)
- free (finfo.internal_syms);
- if (finfo.indices != NULL)
- free (finfo.indices);
- if (finfo.sections != NULL)
- free (finfo.sections);
- if (finfo.symbuf != NULL)
- free (finfo.symbuf);
- if (finfo.symshndxbuf != NULL)
- free (finfo.symshndxbuf);
+ if (flaginfo.symstrtab != NULL)
+ _bfd_stringtab_free (flaginfo.symstrtab);
+ if (flaginfo.contents != NULL)
+ free (flaginfo.contents);
+ if (flaginfo.external_relocs != NULL)
+ free (flaginfo.external_relocs);
+ if (flaginfo.internal_relocs != NULL)
+ free (flaginfo.internal_relocs);
+ if (flaginfo.external_syms != NULL)
+ free (flaginfo.external_syms);
+ if (flaginfo.locsym_shndx != NULL)
+ free (flaginfo.locsym_shndx);
+ if (flaginfo.internal_syms != NULL)
+ free (flaginfo.internal_syms);
+ if (flaginfo.indices != NULL)
+ free (flaginfo.indices);
+ if (flaginfo.sections != NULL)
+ free (flaginfo.sections);
+ if (flaginfo.symbuf != NULL)
+ free (flaginfo.symbuf);
+ if (flaginfo.symshndxbuf != NULL)
+ free (flaginfo.symshndxbuf);
for (o = abfd->sections; o != NULL; o = o->next)
{
struct bfd_elf_section_data *esdo = elf_section_data (o);
return TRUE;
error_return:
- if (finfo.symstrtab != NULL)
- _bfd_stringtab_free (finfo.symstrtab);
- if (finfo.contents != NULL)
- free (finfo.contents);
- if (finfo.external_relocs != NULL)
- free (finfo.external_relocs);
- if (finfo.internal_relocs != NULL)
- free (finfo.internal_relocs);
- if (finfo.external_syms != NULL)
- free (finfo.external_syms);
- if (finfo.locsym_shndx != NULL)
- free (finfo.locsym_shndx);
- if (finfo.internal_syms != NULL)
- free (finfo.internal_syms);
- if (finfo.indices != NULL)
- free (finfo.indices);
- if (finfo.sections != NULL)
- free (finfo.sections);
- if (finfo.symbuf != NULL)
- free (finfo.symbuf);
- if (finfo.symshndxbuf != NULL)
- free (finfo.symshndxbuf);
+ if (flaginfo.symstrtab != NULL)
+ _bfd_stringtab_free (flaginfo.symstrtab);
+ if (flaginfo.contents != NULL)
+ free (flaginfo.contents);
+ if (flaginfo.external_relocs != NULL)
+ free (flaginfo.external_relocs);
+ if (flaginfo.internal_relocs != NULL)
+ free (flaginfo.internal_relocs);
+ if (flaginfo.external_syms != NULL)
+ free (flaginfo.external_syms);
+ if (flaginfo.locsym_shndx != NULL)
+ free (flaginfo.locsym_shndx);
+ if (flaginfo.internal_syms != NULL)
+ free (flaginfo.internal_syms);
+ if (flaginfo.indices != NULL)
+ free (flaginfo.indices);
+ if (flaginfo.sections != NULL)
+ free (flaginfo.sections);
+ if (flaginfo.symbuf != NULL)
+ free (flaginfo.symbuf);
+ if (flaginfo.symshndxbuf != NULL)
+ free (flaginfo.symshndxbuf);
for (o = abfd->sections; o != NULL; o = o->next)
{
struct bfd_elf_section_data *esdo = elf_section_data (o);
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
+ h->mark = 1;
+ /* If this symbol is weak and there is a non-weak definition, we
+ keep the non-weak definition because many backends put
+ dynamic reloc info on the non-weak definition for code
+ handling copy relocs. */
+ if (h->u.weakdef != NULL)
+ h->u.weakdef->mark = 1;
return (*gc_mark_hook) (sec, info, cookie->rel, h, NULL);
}
rsec = _bfd_elf_gc_mark_rsec (info, sec, gc_mark_hook, cookie);
if (rsec && !rsec->gc_mark)
{
- if (bfd_get_flavour (rsec->owner) != bfd_target_elf_flavour)
+ if (bfd_get_flavour (rsec->owner) != bfd_target_elf_flavour
+ || (rsec->owner->flags & DYNAMIC) != 0)
rsec->gc_mark = 1;
else if (!_bfd_elf_gc_mark (info, rsec, gc_mark_hook))
return FALSE;
continue;
/* Keep debug and special sections like .comment when they are
- not part of a group. */
+ not part of a group, or when we have single-member groups. */
for (isec = ibfd->sections; isec != NULL; isec = isec->next)
- if (elf_next_in_group (isec) == NULL
+ if ((elf_next_in_group (isec) == NULL
+ || elf_next_in_group (isec) == isec)
&& ((isec->flags & SEC_DEBUGGING) != 0
|| (isec->flags & (SEC_ALLOC | SEC_LOAD | SEC_RELOC)) == 0))
isec->gc_mark = 1;
static bfd_boolean
elf_gc_sweep_symbol (struct elf_link_hash_entry *h, void *data)
{
- if (((h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- && !h->root.u.def.section->gc_mark
- && (!(h->root.u.def.section->owner->flags & DYNAMIC)
- || (h->plt.refcount <= 0
- && h->got.refcount <= 0)))
- || (h->root.type == bfd_link_hash_undefined
- && h->plt.refcount <= 0
- && h->got.refcount <= 0))
- {
- struct elf_gc_sweep_symbol_info *inf =
- (struct elf_gc_sweep_symbol_info *) data;
+ if (!h->mark
+ && (((h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak)
+ && !(h->def_regular
+ && h->root.u.def.section->gc_mark))
+ || h->root.type == bfd_link_hash_undefined
+ || h->root.type == bfd_link_hash_undefweak))
+ {
+ struct elf_gc_sweep_symbol_info *inf;
+
+ inf = (struct elf_gc_sweep_symbol_info *) data;
(*inf->hide_symbol) (inf->info, h, TRUE);
+ h->def_regular = 0;
+ h->ref_regular = 0;
+ h->ref_regular_nonweak = 0;
}
return TRUE;
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& (h->ref_dynamic
- || (!info->executable
+ || ((!info->executable || info->export_dynamic)
&& h->def_regular
&& ELF_ST_VISIBILITY (h->other) != STV_INTERNAL
&& ELF_ST_VISIBILITY (h->other) != STV_HIDDEN
{ "SHF_EXCLUDE", SHF_EXCLUDE },
};
-void
+/* Returns TRUE if the section is to be included, otherwise FALSE. */
+bfd_boolean
bfd_elf_lookup_section_flags (struct bfd_link_info *info,
- struct flag_info *finfo)
+ struct flag_info *finfo,
+ asection *section)
{
- bfd *output_bfd = info->output_bfd;
- const struct elf_backend_data *bed = get_elf_backend_data (output_bfd);
- struct flag_info_list *tf = finfo->flag_list;
- int with_hex = 0;
- int without_hex = 0;
+ const bfd_vma sh_flags = elf_section_flags(section);
- for (tf = finfo->flag_list; tf != NULL; tf = tf->next)
+ if (finfo->flags_initialized == FALSE)
{
- int i;
- if (bed->elf_backend_lookup_section_flags_hook)
+ const struct elf_backend_data *bed =
+ get_elf_backend_data (info->output_bfd);
+ struct flag_info_list *tf = finfo->flag_list;
+ int with_hex = 0;
+ int without_hex = 0;
+
+ for (tf = finfo->flag_list; tf != NULL; tf = tf->next)
{
- flagword hexval =
- (*bed->elf_backend_lookup_section_flags_hook) ((char *) tf->name);
+ unsigned i;
- if (hexval != 0)
+ if (bed->elf_backend_lookup_section_flags_hook)
{
- if (tf->with == with_flags)
- with_hex |= hexval;
- else if (tf->with == without_flags)
- without_hex |= hexval;
- tf->valid = TRUE;
- continue;
+ flagword hexval =
+ (*bed->elf_backend_lookup_section_flags_hook) ((char*)tf->name);
+
+ if (hexval != 0)
+ {
+ if (tf->with == with_flags)
+ with_hex |= hexval;
+ else if (tf->with == without_flags)
+ without_hex |= hexval;
+ tf->valid = TRUE;
+ continue;
+ }
}
- }
- for (i = 0; i < 12; i++)
- {
- if (!strcmp (tf->name, elf_flags_to_names[i].flag_name))
+ for (i = 0;
+ i < sizeof(elf_flags_to_names) / sizeof(elf_flags_to_name_table);
+ ++i)
{
- if (tf->with == with_flags)
- with_hex |= elf_flags_to_names[i].flag_value;
- else if (tf->with == without_flags)
- without_hex |= elf_flags_to_names[i].flag_value;
- tf->valid = TRUE;
- continue;
+ if (!strcmp (tf->name, elf_flags_to_names[i].flag_name))
+ {
+ if (tf->with == with_flags)
+ with_hex |= elf_flags_to_names[i].flag_value;
+ else if (tf->with == without_flags)
+ without_hex |= elf_flags_to_names[i].flag_value;
+ tf->valid = TRUE;
+ break;
+ }
+ }
+ if (tf->valid == FALSE)
+ {
+ info->callbacks->einfo
+ (_("Unrecognized INPUT_SECTION_FLAG %s\n"), tf->name);
+ return FALSE;
}
}
- if (tf->valid == FALSE)
- {
- info->callbacks->einfo
- (_("Unrecognized INPUT_SECTION_FLAG %s\n"), tf->name);
- return;
- }
+ finfo->flags_initialized = TRUE;
+ finfo->only_with_flags |= with_hex;
+ finfo->not_with_flags |= without_hex;
}
- finfo->flags_initialized = TRUE;
- finfo->only_with_flags |= with_hex;
- finfo->not_with_flags |= without_hex;
- return;
+ if (finfo->only_with_flags != 0
+ && finfo->not_with_flags != 0
+ && ((finfo->not_with_flags & sh_flags) != 0
+ || (finfo->only_with_flags & sh_flags)
+ != finfo->only_with_flags))
+ return FALSE;
+
+ if (finfo->only_with_flags != 0
+ && (finfo->only_with_flags & sh_flags)
+ != finfo->only_with_flags)
+ return FALSE;
+
+ if (finfo->not_with_flags != 0
+ && (finfo->not_with_flags & sh_flags) != 0)
+ return FALSE;
+
+ return TRUE;
}
struct alloc_got_off_arg {
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
- && elf_discarded_section (h->root.u.def.section))
+ && discarded_section (h->root.u.def.section))
return TRUE;
else
return FALSE;
/* Need to: get the symbol; get the section. */
isym = &rcookie->locsyms[r_symndx];
isec = bfd_section_from_elf_index (rcookie->abfd, isym->st_shndx);
- if (isec != NULL && elf_discarded_section (isec))
+ if (isec != NULL && discarded_section (isec))
return TRUE;
}
return FALSE;
if (stab != NULL
&& (stab->size == 0
|| bfd_is_abs_section (stab->output_section)
- || stab->sec_info_type != ELF_INFO_TYPE_STABS))
+ || stab->sec_info_type != SEC_INFO_TYPE_STABS))
stab = NULL;
if (stab == NULL
projects / deliverable / binutils-gdb.git / blobdiff