/* SuperH SH64-specific support for 64-bit ELF
- Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
#define SH64_ELF64
#define sh64_elf64_hash_table(p) \
((struct elf_sh64_link_hash_table *) ((p)->hash))
-static bfd_boolean sh_elf64_copy_private_data
- (bfd *, bfd *);
-static bfd_boolean sh_elf64_copy_private_data_internal
- (bfd *, bfd *);
-static bfd_boolean sh_elf64_merge_private_data
- (bfd *, bfd *);
static bfd_reloc_status_type sh_elf64_ignore_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type sh_elf64_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
-static reloc_howto_type *sh_elf64_reloc_type_lookup
- (bfd *, bfd_reloc_code_real_type);
-static void sh_elf64_info_to_howto
- (bfd *, arelent *, Elf_Internal_Rela *);
-static bfd_boolean sh_elf64_relocate_section
- (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
- Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
-static bfd_byte *sh_elf64_get_relocated_section_contents
- (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *,
- bfd_boolean, asymbol **);
-static bfd_boolean sh_elf64_set_mach_from_flags
- (bfd *);
-static bfd_boolean sh_elf64_set_private_flags
- (bfd *, flagword);
-static asection *sh_elf64_gc_mark_hook
- (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
- struct elf_link_hash_entry *, Elf_Internal_Sym *);
-static bfd_boolean sh_elf64_gc_sweep_hook
- (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
-static bfd_boolean sh_elf64_check_relocs
- (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
-static int sh64_elf64_get_symbol_type
- (Elf_Internal_Sym *, int);
-static bfd_boolean sh64_elf64_add_symbol_hook
- (bfd *, struct bfd_link_info *, const Elf_Internal_Sym *, const char **,
- flagword *, asection **, bfd_vma *);
-static bfd_boolean sh64_elf64_link_output_symbol_hook
- (bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *,
- asection *);
-static bfd_boolean sh64_elf64_fake_sections
- (bfd *, Elf_Internal_Shdr *, asection *);
-static void sh64_elf64_final_write_processing
- (bfd *, bfd_boolean);
-static struct bfd_hash_entry *sh64_elf64_link_hash_newfunc
- (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
-static struct bfd_link_hash_table *sh64_elf64_link_hash_table_create
- (bfd *);
-inline static void movi_shori_putval
- (bfd *, unsigned long, char *);
-inline static void movi_3shori_putval
- (bfd *, bfd_vma, char *);
-static bfd_boolean sh64_elf64_create_dynamic_sections
- (bfd *, struct bfd_link_info *);
-static bfd_boolean sh64_elf64_adjust_dynamic_symbol
- (struct bfd_link_info *info, struct elf_link_hash_entry *);
-static bfd_boolean sh64_elf64_discard_copies
- (struct elf_sh64_link_hash_entry *, void *);
-static bfd_boolean sh64_elf64_size_dynamic_sections
- (bfd *, struct bfd_link_info *);
-static bfd_boolean sh64_elf64_finish_dynamic_symbol
- (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
- Elf_Internal_Sym *);
-static bfd_boolean sh64_elf64_finish_dynamic_sections
- (bfd *, struct bfd_link_info *);
static reloc_howto_type sh_elf64_howto_table[] = {
/* No relocation. */
}
else if (! howto->partial_inplace)
{
- relocation = _bfd_elf_rela_local_sym (output_bfd, sym, sec, rel);
+ relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
relocation |= ((sym->st_other & STO_SH5_ISA32) != 0);
}
else if ((sec->flags & SEC_MERGE)
if (howto->rightshift || howto->src_mask != 0xffffffff)
{
(*_bfd_error_handler)
- (_("%s(%s+0x%lx): %s relocation against SEC_MERGE section"),
- bfd_archive_filename (input_bfd),
- bfd_get_section_name (input_bfd, input_section),
+ (_("%B(%A+0x%lx): %s relocation against SEC_MERGE section"),
+ input_bfd, input_section,
(long) rel->r_offset, howto->name);
return FALSE;
}
&& elf_hash_table (info)->dynamic_sections_created
&& (! info->shared
|| (! info->symbolic && h->dynindx != -1)
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0))
+ || !h->def_regular))
/* The cases above are those in which relocation is
overwritten in the switch block below. The cases
below are those in which we must defer relocation
addresses when creating a shared library. */
|| (info->shared
&& ((! info->symbolic && h->dynindx != -1)
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ || !h->def_regular)
&& ((r_type == R_SH_64
&& !(ELF_ST_VISIBILITY (h->other) == STV_INTERNAL
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN))
thus ld.so will not process them. */
|| (sec->output_section == NULL
&& ((input_section->flags & SEC_DEBUGGING) != 0
- && (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_DYNAMIC) != 0)))
+ && h->def_dynamic)))
relocation = 0;
else if (sec->output_section == NULL)
{
(*_bfd_error_handler)
- (_("%s: warning: unresolvable relocation against symbol `%s' from %s section"),
- bfd_get_filename (input_bfd), h->root.root.string,
- bfd_get_section_name (input_bfd, input_section));
+ (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"),
+ input_bfd,
+ input_section,
+ (long) rel->r_offset,
+ howto->name,
+ h->root.root.string);
relocation = 0;
}
else
}
else if (h->root.type == bfd_link_hash_undefweak)
relocation = 0;
- else if (info->shared
- && !info->symbolic
- && info->unresolved_syms_in_objects == RM_IGNORE)
+ else if (info->unresolved_syms_in_objects == RM_IGNORE
+ && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
relocation = 0;
else
{
if (! ((*info->callbacks->undefined_symbol)
(info, h->root.root.string, input_bfd,
- input_section, rel->r_offset, TRUE)))
+ input_section, rel->r_offset,
+ (info->unresolved_syms_in_objects == RM_GENERATE_ERROR
+ || ELF_ST_VISIBILITY (h->other)))))
return FALSE;
relocation = 0;
}
|| (h != NULL
&& h->dynindx != -1
&& (! info->symbolic
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0))))
+ || !h->def_regular))))
{
Elf_Internal_Rela outrel;
bfd_byte *loc;
become local. */
if (h == NULL
|| ((info->symbolic || h->dynindx == -1)
- && (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) != 0))
+ && h->def_regular))
{
relocate = TRUE;
outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64);
&& (info->symbolic || h->dynindx == -1
|| ELF_ST_VISIBILITY (h->other) == STV_INTERNAL
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
+ && h->def_regular))
{
/* This is actually a static link, or it is a
-Bsymbolic link and the symbol is defined
const char *name;
if (h != NULL)
- name = h->root.root.string;
+ name = NULL;
else
{
name = (bfd_elf_string_from_elf_section
name = bfd_section_name (input_bfd, sec);
}
if (! ((*info->callbacks->reloc_overflow)
- (info, name, howto->name, (bfd_vma) 0,
- input_bfd, input_section, rel->r_offset)))
+ (info, (h ? &h->root : NULL), name, howto->name,
+ (bfd_vma) 0, input_bfd, input_section,
+ rel->r_offset)))
return FALSE;
}
break;
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
memcpy (data, elf_section_data (input_section)->this_hdr.contents,
- input_section->_raw_size);
+ input_section->size);
if ((input_section->flags & SEC_RELOC) != 0
&& input_section->reloc_count > 0)
/* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections. */
-bfd_boolean
+static bfd_boolean
sh64_elf64_fake_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
Elf_Internal_Shdr *elf_section_hdr,
asection *asect)
if (r_symndx < symtab_hdr->sh_info)
h = NULL;
else
- h = sym_hashes[r_symndx - symtab_hdr->sh_info];
+ {
+ h = sym_hashes[r_symndx - symtab_hdr->sh_info];
+ 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;
+ }
/* Some relocs require a global offset table. */
if (dynobj == NULL)
/* This relocation describes the C++ object vtable hierarchy.
Reconstruct it for later use during GC. */
case R_SH_GNU_VTINHERIT:
- if (!_bfd_elf64_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
+ if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
return FALSE;
break;
/* This relocation describes which C++ vtable entries are actually
used. Record for later use during GC. */
case R_SH_GNU_VTENTRY:
- if (!_bfd_elf64_gc_record_vtentry (abfd, sec, h, rel->r_addend))
+ if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
return FALSE;
break;
srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
if (srelgot == NULL)
{
- srelgot = bfd_make_section (dynobj, ".rela.got");
+ srelgot = bfd_make_section_with_flags (dynobj,
+ ".rela.got",
+ (SEC_ALLOC
+ | SEC_LOAD
+ | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED
+ | SEC_READONLY));
if (srelgot == NULL
- || ! bfd_set_section_flags (dynobj, srelgot,
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY
- | SEC_LINKER_CREATED
- | SEC_READONLY))
|| ! bfd_set_section_alignment (dynobj, srelgot, 2))
return FALSE;
}
if (hsh->datalabel_got_offset != (bfd_vma) -1)
break;
- hsh->datalabel_got_offset = sgot->_raw_size;
+ hsh->datalabel_got_offset = sgot->size;
}
else
{
/* We have already allocated space in the .got. */
break;
}
- h->got.offset = sgot->_raw_size;
+ h->got.offset = sgot->size;
}
/* Make sure this symbol is output as a dynamic symbol. */
if (h->dynindx == -1)
{
- if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
- srelgot->_raw_size += sizeof (Elf64_External_Rela);
+ srelgot->size += sizeof (Elf64_External_Rela);
}
else
{
break;
}
local_got_offsets[symtab_hdr->sh_info
- + r_symndx] = sgot->_raw_size;
+ + r_symndx] = sgot->size;
}
else
{
/* We have already allocated space in the .got. */
break;
}
- local_got_offsets[r_symndx] = sgot->_raw_size;
+ local_got_offsets[r_symndx] = sgot->size;
}
if (info->shared)
/* If we are generating a shared object, we need to
output a R_SH_RELATIVE reloc so that the dynamic
linker can adjust this GOT entry. */
- srelgot->_raw_size += sizeof (Elf64_External_Rela);
+ srelgot->size += sizeof (Elf64_External_Rela);
}
}
- sgot->_raw_size += 8;
+ sgot->size += 8;
break;
/* Make sure this symbol is output as a dynamic symbol. */
if (h->dynindx == -1)
{
- if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
- h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 1;
break;
|| ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)
break;
- h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 1;
break;
case R_SH_64:
case R_SH_64_PCREL:
if (h != NULL)
- h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
+ h->non_got_ref = 1;
/* If we are creating a shared library, and this is a reloc
against a global symbol, or a non PC relative reloc
&& (ELF32_R_TYPE (rel->r_info) != R_SH_64_PCREL
|| (h != NULL
&& (! info->symbolic
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0))))
+ || !h->def_regular))))
{
/* When creating a shared object, we must copy these
reloc types into the output file. We create a reloc
{
flagword flags;
- sreloc = bfd_make_section (dynobj, name);
flags = (SEC_HAS_CONTENTS | SEC_READONLY
| SEC_IN_MEMORY | SEC_LINKER_CREATED);
if ((sec->flags & SEC_ALLOC) != 0)
flags |= SEC_ALLOC | SEC_LOAD;
+ sreloc = bfd_make_section_with_flags (dynobj,
+ name,
+ flags);
if (sreloc == NULL
- || ! bfd_set_section_flags (dynobj, sreloc, flags)
|| ! bfd_set_section_alignment (dynobj, sreloc, 2))
return FALSE;
}
}
- sreloc->_raw_size += sizeof (Elf64_External_Rela);
+ sreloc->size += sizeof (Elf64_External_Rela);
/* If we are linking with -Bsymbolic, and this is a
global symbol, we count the number of PC relative
static bfd_boolean
sh64_elf64_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
- const Elf_Internal_Sym *sym, const char **namep,
+ Elf_Internal_Sym *sym, const char **namep,
flagword *flagsp ATTRIBUTE_UNUSED,
asection **secp, bfd_vma *valp)
{
/* We want to do this for relocatable as well as final linking. */
if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL
- && info->hash->creator->flavour == bfd_target_elf_flavour)
+ && is_elf_hash_table (info->hash))
{
struct elf_link_hash_entry *h;
}
h = (struct elf_link_hash_entry *) bh;
- h->elf_link_hash_flags &=~ ELF_LINK_NON_ELF;
+ h->non_elf = 0;
h->type = STT_DATALABEL;
}
else
DataLabel symbol. */
static bfd_boolean
-sh64_elf64_link_output_symbol_hook (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info,
+sh64_elf64_link_output_symbol_hook (struct bfd_link_info *info,
const char *cname,
Elf_Internal_Sym *sym,
- asection *input_sec ATTRIBUTE_UNUSED)
+ asection *input_sec ATTRIBUTE_UNUSED,
+ struct elf_link_hash_entry *h ATTRIBUTE_UNUSED)
{
char *name = (char *) cname;
if (ret == (struct elf_sh64_link_hash_table *) NULL)
return NULL;
- if (! _bfd_elf_link_hash_table_init (&ret->root, abfd,
- sh64_elf64_link_hash_newfunc))
+ if (!_bfd_elf_link_hash_table_init (&ret->root, abfd,
+ sh64_elf64_link_hash_newfunc,
+ sizeof (struct elf_sh64_link_hash_entry)))
{
free (ret);
return NULL;
}
inline static void
-movi_shori_putval (bfd *output_bfd, unsigned long value, char *addr)
+movi_shori_putval (bfd *output_bfd, unsigned long value, bfd_byte *addr)
{
bfd_put_32 (output_bfd,
bfd_get_32 (output_bfd, addr)
}
inline static void
-movi_3shori_putval (bfd *output_bfd, bfd_vma value, char *addr)
+movi_3shori_putval (bfd *output_bfd, bfd_vma value, bfd_byte *addr)
{
bfd_put_32 (output_bfd,
bfd_get_32 (output_bfd, addr)
if (bed->plt_readonly)
pltflags |= SEC_READONLY;
- s = bfd_make_section (abfd, ".plt");
+ s = bfd_make_section_with_flags (abfd, ".plt", pltflags);
if (s == NULL
- || ! bfd_set_section_flags (abfd, s, pltflags)
|| ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
return FALSE;
return FALSE;
h = (struct elf_link_hash_entry *) bh;
- h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
+ h->def_regular = 1;
h->type = STT_OBJECT;
+ elf_hash_table (info)->hplt = h;
if (info->shared
- && ! _bfd_elf_link_record_dynamic_symbol (info, h))
+ && ! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
- s = bfd_make_section (abfd,
- bed->default_use_rela_p ? ".rela.plt" : ".rel.plt");
+ s = bfd_make_section_with_flags (abfd,
+ bed->default_use_rela_p ? ".rela.plt" : ".rel.plt",
+ flags | SEC_READONLY);
if (s == NULL
- || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
relname = (char *) bfd_malloc (strlen (secname) + 6);
strcpy (relname, ".rela");
strcat (relname, secname);
- s = bfd_make_section (abfd, relname);
+ s = bfd_make_section_with_flags (abfd, relname,
+ flags | SEC_READONLY);
if (s == NULL
- || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
|| ! bfd_set_section_alignment (abfd, s, ptralign))
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 (abfd, ".dynbss");
- if (s == NULL
- || ! bfd_set_section_flags (abfd, s, SEC_ALLOC))
+ s = bfd_make_section_with_flags (abfd, ".dynbss",
+ SEC_ALLOC | SEC_LINKER_CREATED);
+ if (s == NULL)
return FALSE;
/* The .rel[a].bss section holds copy relocs. This section is not
copy relocs. */
if (! info->shared)
{
- s = bfd_make_section (abfd,
- (bed->default_use_rela_p
- ? ".rela.bss" : ".rel.bss"));
+ s = bfd_make_section_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
if (s == NULL
- || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
|| ! bfd_set_section_alignment (abfd, s, ptralign))
return FALSE;
}
/* Make sure we know what is going on here. */
BFD_ASSERT (dynobj != NULL
- && ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT)
- || h->weakdef != NULL
- || ((h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_DYNAMIC) != 0
- && (h->elf_link_hash_flags
- & ELF_LINK_HASH_REF_REGULAR) != 0
- && (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0)));
+ && (h->needs_plt
+ || h->u.weakdef != NULL
+ || (h->def_dynamic
+ && h->ref_regular
+ && !h->def_regular)));
/* If this is a function, put it in the procedure linkage table. We
will fill in the contents of the procedure linkage table later,
when we know the address of the .got section. */
if (h->type == STT_FUNC
- || (h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0)
+ || h->needs_plt)
{
if (! info->shared
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) == 0
- && (h->elf_link_hash_flags & ELF_LINK_HASH_REF_DYNAMIC) == 0)
+ && !h->def_dynamic
+ && !h->ref_dynamic)
{
/* This case can occur if we saw a PLT reloc in an input
file, but the symbol was never referred to by a dynamic
object. In such a case, we don't actually need to build
a procedure linkage table, and we can just do a REL64
reloc instead. */
- BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0);
+ BFD_ASSERT (h->needs_plt);
return TRUE;
}
/* Make sure this symbol is output as a dynamic symbol. */
if (h->dynindx == -1)
{
- if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
/* If this is the first .plt entry, make room for the special
first entry. */
- if (s->_raw_size == 0)
- s->_raw_size += PLT_ENTRY_SIZE;
+ if (s->size == 0)
+ s->size += PLT_ENTRY_SIZE;
/* If this symbol is not defined in a regular file, and we are
not generating a shared library, then set the symbol to this
pointers compare as equal between the normal executable and
the shared library. */
if (! info->shared
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ && !h->def_regular)
{
h->root.u.def.section = s;
- h->root.u.def.value = s->_raw_size;
+ h->root.u.def.value = s->size;
}
- h->plt.offset = s->_raw_size;
+ h->plt.offset = s->size;
/* Make room for this entry. */
- s->_raw_size += elf_sh64_sizeof_plt (info);
+ s->size += elf_sh64_sizeof_plt (info);
/* We also need to make an entry in the .got.plt section, which
will be placed in the .got section by the linker script. */
s = bfd_get_section_by_name (dynobj, ".got.plt");
BFD_ASSERT (s != NULL);
- s->_raw_size += 8;
+ s->size += 8;
/* We also need to make an entry in the .rela.plt section. */
s = bfd_get_section_by_name (dynobj, ".rela.plt");
BFD_ASSERT (s != NULL);
- s->_raw_size += sizeof (Elf64_External_Rela);
+ s->size += sizeof (Elf64_External_Rela);
return TRUE;
}
/* If this is a weak symbol, and there is a real definition, the
processor independent code will have arranged for us to see the
real definition first, and we can just use the same value. */
- if (h->weakdef != NULL)
+ if (h->u.weakdef != NULL)
{
- BFD_ASSERT (h->weakdef->root.type == bfd_link_hash_defined
- || h->weakdef->root.type == bfd_link_hash_defweak);
- h->root.u.def.section = h->weakdef->root.u.def.section;
- h->root.u.def.value = h->weakdef->root.u.def.value;
+ BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined
+ || h->u.weakdef->root.type == bfd_link_hash_defweak);
+ h->root.u.def.section = h->u.weakdef->root.u.def.section;
+ h->root.u.def.value = h->u.weakdef->root.u.def.value;
return TRUE;
}
/* If there are no references to this symbol that do not use the
GOT, we don't need to generate a copy reloc. */
- if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0)
+ if (!h->non_got_ref)
return TRUE;
+ if (h->size == 0)
+ {
+ (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+ h->root.root.string);
+ return TRUE;
+ }
+
/* We must allocate the symbol in our .dynbss section, which will
become part of the .bss section of the executable. There will be
an entry for this symbol in the .dynsym section. The dynamic
srel = bfd_get_section_by_name (dynobj, ".rela.bss");
BFD_ASSERT (srel != NULL);
- srel->_raw_size += sizeof (Elf64_External_Rela);
- h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY;
+ srel->size += sizeof (Elf64_External_Rela);
+ h->needs_copy = 1;
}
/* We need to figure out the alignment required for this symbol. I
power_of_two = 3;
/* Apply the required alignment. */
- s->_raw_size = BFD_ALIGN (s->_raw_size,
- (bfd_size_type) (1 << power_of_two));
+ s->size = BFD_ALIGN (s->size, (bfd_size_type) (1 << power_of_two));
if (power_of_two > bfd_get_section_alignment (dynobj, s))
{
if (! bfd_set_section_alignment (dynobj, s, power_of_two))
/* Define the symbol as being at this point in the section. */
h->root.u.def.section = s;
- h->root.u.def.value = s->_raw_size;
+ h->root.u.def.value = s->size;
/* Increment the section size to make room for the symbol. */
- s->_raw_size += h->size;
+ s->size += h->size;
return TRUE;
}
h = (struct elf_sh64_link_hash_entry *) h->root.root.u.i.link;
/* We only discard relocs for symbols defined in a regular object. */
- if ((h->root.elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ if (!h->root.def_regular)
return TRUE;
for (s = h->pcrel_relocs_copied; s != NULL; s = s->next)
- s->section->_raw_size -= s->count * sizeof (Elf64_External_Rela);
+ s->section->size -= s->count * sizeof (Elf64_External_Rela);
return TRUE;
}
{
s = bfd_get_section_by_name (dynobj, ".interp");
BFD_ASSERT (s != NULL);
- s->_raw_size = sizeof ELF_DYNAMIC_INTERPRETER;
+ s->size = sizeof ELF_DYNAMIC_INTERPRETER;
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
}
}
below. */
s = bfd_get_section_by_name (dynobj, ".rela.got");
if (s != NULL)
- s->_raw_size = 0;
+ s->size = 0;
}
/* If this is a -Bsymbolic shared link, then we need to discard all
for (s = dynobj->sections; s != NULL; s = s->next)
{
const char *name;
- bfd_boolean strip;
if ((s->flags & SEC_LINKER_CREATED) == 0)
continue;
of the dynobj section names depend upon the input files. */
name = bfd_get_section_name (dynobj, s);
- strip = FALSE;
-
if (strcmp (name, ".plt") == 0)
{
- if (s->_raw_size == 0)
- {
- /* Strip this section if we don't need it; see the
- comment below. */
- strip = TRUE;
- }
- else
- {
- /* Remember whether there is a PLT. */
- plt = TRUE;
- }
+ /* Remember whether there is a PLT. */
+ plt = s->size != 0;
}
else if (strncmp (name, ".rela", 5) == 0)
{
- if (s->_raw_size == 0)
- {
- /* If we don't need this section, strip it from the
- output file. This is mostly to handle .rela.bss and
- .rela.plt. We must create both sections in
- create_dynamic_sections, because they must be created
- before the linker maps input sections to output
- sections. The linker does that before
- adjust_dynamic_symbol is called, and it is that
- function which decides whether anything needs to go
- into these sections. */
- strip = TRUE;
- }
- else
+ if (s->size != 0)
{
asection *target;
s->reloc_count = 0;
}
}
- else if (strncmp (name, ".got", 4) != 0)
+ else if (strncmp (name, ".got", 4) != 0
+ && strcmp (name, ".dynbss") != 0)
{
/* It's not one of our sections, so don't allocate space. */
continue;
}
- if (strip)
+ if (s->size == 0)
{
- _bfd_strip_section_from_output (info, s);
+ /* If we don't need this section, strip it from the
+ output file. This is mostly to handle .rela.bss and
+ .rela.plt. We must create both sections in
+ create_dynamic_sections, because they must be created
+ before the linker maps input sections to output
+ sections. The linker does that before
+ adjust_dynamic_symbol is called, and it is that
+ function which decides whether anything needs to go
+ into these sections. */
+ s->flags |= SEC_EXCLUDE;
continue;
}
+ if ((s->flags & SEC_HAS_CONTENTS) == 0)
+ continue;
+
/* Allocate memory for the section contents. */
- s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->_raw_size);
- if (s->contents == NULL && s->_raw_size != 0)
+ s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size);
+ if (s->contents == NULL)
return FALSE;
}
dynamic linker and used by the debugger. */
if (info->executable)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_DEBUG, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0))
return FALSE;
}
if (plt)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_PLTGOT, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTRELSZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
- || ! bfd_elf64_add_dynamic_entry (info, DT_JMPREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
+ || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0))
return FALSE;
}
if (relocs)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_RELA, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELASZ, 0)
- || ! bfd_elf64_add_dynamic_entry (info, DT_RELAENT,
- sizeof (Elf64_External_Rela)))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT,
+ sizeof (Elf64_External_Rela)))
return FALSE;
}
if (reltext)
{
- if (! bfd_elf64_add_dynamic_entry (info, DT_TEXTREL, 0))
+ if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0))
return FALSE;
}
}
loc = srel->contents + plt_index * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &rel, loc);
- if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ if (!h->def_regular)
{
/* Mark the symbol as undefined, rather than as defined in
the .plt section. Leave the value alone. */
initialized in the relocate_section function. */
if (info->shared
&& (info->symbolic || h->dynindx == -1)
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
+ && h->def_regular)
{
rel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64);
rel.r_addend = (h->root.u.def.value
bfd_elf64_swap_reloca_out (output_bfd, &rel, loc);
}
- if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
+ if (h->needs_copy)
{
asection *s;
Elf_Internal_Rela rel;
/* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */
if (strcmp (h->root.root.string, "_DYNAMIC") == 0
- || strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
+ || h == elf_hash_table (info)->hgot)
sym->st_shndx = SHN_ABS;
return TRUE;
BFD_ASSERT (sdyn != NULL);
dyncon = (Elf64_External_Dyn *) sdyn->contents;
- dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
+ dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->size);
for (; dyncon < dynconend; dyncon++)
{
Elf_Internal_Dyn dyn;
case DT_PLTRELSZ:
s = bfd_get_section_by_name (output_bfd, ".rela.plt");
BFD_ASSERT (s != NULL);
- if (s->_cooked_size != 0)
- dyn.d_un.d_val = s->_cooked_size;
- else
- dyn.d_un.d_val = s->_raw_size;
+ dyn.d_un.d_val = s->size;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
about changing the DT_RELA entry. */
s = bfd_get_section_by_name (output_bfd, ".rela.plt");
if (s != NULL)
- {
- if (s->_cooked_size != 0)
- dyn.d_un.d_val -= s->_cooked_size;
- else
- dyn.d_un.d_val -= s->_raw_size;
- }
+ dyn.d_un.d_val -= s->size;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
break;
}
/* Fill in the first entry in the procedure linkage table. */
splt = bfd_get_section_by_name (dynobj, ".plt");
- if (splt && splt->_raw_size > 0)
+ if (splt && splt->size > 0)
{
if (info->shared)
{
}
/* Fill in the first three entries in the global offset table. */
- if (sgot->_raw_size > 0)
+ if (sgot->size > 0)
{
if (sdyn == NULL)
bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents);
return;
}
-static struct bfd_elf_special_section const sh64_elf64_special_sections[]=
+static const struct bfd_elf_special_section sh64_elf64_special_sections[]=
{
{ ".cranges", 8, 0, SHT_PROGBITS, 0 },
{ NULL, 0, 0, 0, 0 }
#define elf_backend_plt_readonly 1
#define elf_backend_want_plt_sym 0
#define elf_backend_got_header_size 24
-#define elf_backend_plt_header_size PLT_ENTRY_SIZE
#include "elf64-target.h"
projects / binutils.git / blobdiff