/* Intel 80386/80486-specific support for 32-bit ELF
- Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- Free Software Foundation, Inc.
+ Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+ 2003, 2004, 2005 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. */
#include "bfd.h"
#include "sysdep.h"
&& ((indx = r_type - R_386_vt_offset) - R_386_tls
>= R_386_vt - R_386_tls))
{
- (*_bfd_error_handler) (_("%s: invalid relocation type %d"),
- bfd_archive_filename (abfd), (int) r_type);
+ (*_bfd_error_handler) (_("%B: invalid relocation type %d"),
+ abfd, (int) r_type);
indx = R_386_NONE;
}
cache_ptr->howto = &elf_howto_table[indx];
}
\f
/* Support for core dump NOTE sections. */
+
static bfd_boolean
elf_i386_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
- size_t raw_size;
+ size_t size;
- switch (note->descsz)
+ if (note->namesz == 8 && strcmp (note->namedata, "FreeBSD") == 0)
{
- default:
- return FALSE;
+ int pr_version = bfd_get_32 (abfd, note->descdata);
+
+ if (pr_version != 1)
+ return FALSE;
+
+ /* pr_cursig */
+ elf_tdata (abfd)->core_signal = bfd_get_32 (abfd, note->descdata + 20);
+
+ /* pr_pid */
+ elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
+
+ /* pr_reg */
+ offset = 28;
+ size = bfd_get_32 (abfd, note->descdata + 8);
+ }
+ else
+ {
+ switch (note->descsz)
+ {
+ default:
+ return FALSE;
- case 144: /* Linux/i386 */
- /* pr_cursig */
- elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
+ case 144: /* Linux/i386 */
+ /* pr_cursig */
+ elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
- /* pr_pid */
- elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
+ /* pr_pid */
+ elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
- /* pr_reg */
- offset = 72;
- raw_size = 68;
+ /* pr_reg */
+ offset = 72;
+ size = 68;
- break;
+ break;
+ }
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg",
- raw_size, note->descpos + offset);
+ size, note->descpos + offset);
}
static bfd_boolean
elf_i386_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
- switch (note->descsz)
+ if (note->namesz == 8 && strcmp (note->namedata, "FreeBSD") == 0)
{
- default:
+ int pr_version = bfd_get_32 (abfd, note->descdata);
+
+ if (pr_version != 1)
return FALSE;
- case 124: /* Linux/i386 elf_prpsinfo */
- elf_tdata (abfd)->core_program
- = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
- elf_tdata (abfd)->core_command
- = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);
+ elf_tdata (abfd)->core_program
+ = _bfd_elfcore_strndup (abfd, note->descdata + 8, 17);
+ elf_tdata (abfd)->core_command
+ = _bfd_elfcore_strndup (abfd, note->descdata + 25, 81);
+ }
+ else
+ {
+ switch (note->descsz)
+ {
+ default:
+ return FALSE;
+
+ case 124: /* Linux/i386 elf_prpsinfo. */
+ elf_tdata (abfd)->core_program
+ = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
+ elf_tdata (abfd)->core_command
+ = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);
+ }
}
/* Note that for some reason, a spurious space is tacked
onto the end of the args in some (at least one anyway)
implementations, so strip it off if it exists. */
-
{
char *command = elf_tdata (abfd)->core_command;
int n = strlen (command);
return TRUE;
}
-static bfd_boolean
-elf_i386_object_p (bfd *abfd)
-{
- /* Allocate our special target data. */
- struct elf_i386_obj_tdata *new_tdata;
- bfd_size_type amt = sizeof (struct elf_i386_obj_tdata);
- new_tdata = bfd_zalloc (abfd, amt);
- if (new_tdata == NULL)
- return FALSE;
- new_tdata->root = *abfd->tdata.elf_obj_data;
- abfd->tdata.any = new_tdata;
- return TRUE;
-}
-
/* i386 ELF linker hash table. */
struct elf_i386_link_hash_table
if (!htab->sgot || !htab->sgotplt)
abort ();
- htab->srelgot = bfd_make_section (dynobj, ".rel.got");
+ htab->srelgot = bfd_make_section_with_flags (dynobj, ".rel.got",
+ (SEC_ALLOC | SEC_LOAD
+ | SEC_HAS_CONTENTS
+ | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED
+ | SEC_READONLY));
if (htab->srelgot == NULL
- || ! bfd_set_section_flags (dynobj, htab->srelgot,
- (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY | SEC_LINKER_CREATED
- | SEC_READONLY))
|| ! bfd_set_section_alignment (dynobj, htab->srelgot, 2))
return FALSE;
return TRUE;
if (ELIMINATE_COPY_RELOCS
&& ind->root.type != bfd_link_hash_indirect
- && (dir->elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0)
- /* If called to transfer flags for a weakdef during processing
- of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF.
- We clear it ourselves for ELIMINATE_COPY_RELOCS. */
- dir->elf_link_hash_flags |=
- (ind->elf_link_hash_flags & (ELF_LINK_HASH_REF_DYNAMIC
- | ELF_LINK_HASH_REF_REGULAR
- | ELF_LINK_HASH_REF_REGULAR_NONWEAK
- | ELF_LINK_HASH_NEEDS_PLT
- | ELF_LINK_POINTER_EQUALITY_NEEDED));
+ && dir->dynamic_adjusted)
+ {
+ /* If called to transfer flags for a weakdef during processing
+ of elf_adjust_dynamic_symbol, don't copy non_got_ref.
+ We clear it ourselves for ELIMINATE_COPY_RELOCS. */
+ dir->ref_dynamic |= ind->ref_dynamic;
+ dir->ref_regular |= ind->ref_regular;
+ dir->ref_regular_nonweak |= ind->ref_regular_nonweak;
+ dir->needs_plt |= ind->needs_plt;
+ dir->pointer_equality_needed |= ind->pointer_equality_needed;
+ }
else
_bfd_elf_link_hash_copy_indirect (bed, dir, ind);
}
if (r_symndx >= NUM_SHDR_ENTRIES (symtab_hdr))
{
- (*_bfd_error_handler) (_("%s: bad symbol index: %d"),
- bfd_archive_filename (abfd),
+ (*_bfd_error_handler) (_("%B: bad symbol index: %d"),
+ abfd,
r_symndx);
return FALSE;
}
if (h == NULL)
continue;
- h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 1;
h->plt.refcount += 1;
break;
else
{
(*_bfd_error_handler)
- (_("%s: `%s' accessed both as normal and "
+ (_("%B: `%s' accessed both as normal and "
"thread local symbol"),
- bfd_archive_filename (abfd),
+ abfd,
h ? h->root.root.string : "<local>");
return FALSE;
}
sections have not yet been mapped to output sections.
Tentatively set the flag for now, and correct in
adjust_dynamic_symbol. */
- h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
+ h->non_got_ref = 1;
/* We may need a .plt entry if the function this reloc
refers to is in a shared lib. */
h->plt.refcount += 1;
if (r_type != R_386_PC32)
- h->elf_link_hash_flags |= ELF_LINK_POINTER_EQUALITY_NEEDED;
+ h->pointer_equality_needed = 1;
}
/* If we are creating a shared library, and this is a reloc
|| (h != NULL
&& (! info->symbolic
|| h->root.type == bfd_link_hash_defweak
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0))))
+ || !h->def_regular))))
|| (ELIMINATE_COPY_RELOCS
&& !info->shared
&& (sec->flags & SEC_ALLOC) != 0
&& h != NULL
&& (h->root.type == bfd_link_hash_defweak
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0)))
+ || !h->def_regular)))
{
struct elf_i386_dyn_relocs *p;
struct elf_i386_dyn_relocs **head;
name + 4) != 0)
{
(*_bfd_error_handler)
- (_("%s: bad relocation section name `%s\'"),
- bfd_archive_filename (abfd), name);
+ (_("%B: bad relocation section name `%s\'"),
+ abfd, name);
}
if (htab->elf.dynobj == NULL)
{
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;
}
/* This relocation describes the C++ object vtable hierarchy.
Reconstruct it for later use during GC. */
case R_386_GNU_VTINHERIT:
- if (!_bfd_elf32_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_386_GNU_VTENTRY:
- if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_offset))
+ if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_offset))
return FALSE;
break;
struct elf_i386_dyn_relocs *p;
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;
eh = (struct elf_i386_link_hash_entry *) h;
for (pp = &eh->dyn_relocs; (p = *pp) != NULL; pp = &p->next)
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 (h->plt.refcount <= 0
|| SYMBOL_CALLS_LOCAL (info, h)
such a case, we don't actually need to build a procedure
linkage table, and we can just do a PC32 reloc instead. */
h->plt.offset = (bfd_vma) -1;
- h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 0;
}
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;
if (ELIMINATE_COPY_RELOCS || info->nocopyreloc)
- h->elf_link_hash_flags
- = ((h->elf_link_hash_flags & ~ELF_LINK_NON_GOT_REF)
- | (h->weakdef->elf_link_hash_flags & ELF_LINK_NON_GOT_REF));
+ h->non_got_ref = h->u.weakdef->non_got_ref;
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 -z nocopyreloc was given, we won't generate them either. */
if (info->nocopyreloc)
{
- h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF;
+ h->non_got_ref = 0;
return TRUE;
}
we'll be keeping the dynamic relocs and avoiding the copy reloc. */
if (p == NULL)
{
- h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF;
+ h->non_got_ref = 0;
return TRUE;
}
}
runtime process image. */
if ((h->root.u.def.section->flags & SEC_ALLOC) != 0)
{
- htab->srelbss->_raw_size += sizeof (Elf32_External_Rel);
- h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY;
+ htab->srelbss->size += sizeof (Elf32_External_Rel);
+ h->needs_copy = 1;
}
/* We need to figure out the alignment required for this symbol. I
/* Apply the required alignment. */
s = htab->sdynbss;
- 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 (htab->elf.dynobj, s))
{
if (! bfd_set_section_alignment (htab->elf.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;
}
-/* This is the condition under which elf_i386_finish_dynamic_symbol
- will be called from elflink.h. If elflink.h doesn't call our
- finish_dynamic_symbol routine, we'll need to do something about
- initializing any .plt and .got entries in elf_i386_relocate_section. */
-#define WILL_CALL_FINISH_DYNAMIC_SYMBOL(DYN, SHARED, H) \
- ((DYN) \
- && ((SHARED) \
- || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) \
- && ((H)->dynindx != -1 \
- || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0))
-
/* Allocate space in .plt, .got and associated reloc sections for
dynamic relocs. */
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
- && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
+ && !h->forced_local)
{
- if (! bfd_elf32_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;
- h->plt.offset = s->_raw_size;
+ h->plt.offset = s->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 = h->plt.offset;
}
/* Make room for this entry. */
- s->_raw_size += PLT_ENTRY_SIZE;
+ s->size += PLT_ENTRY_SIZE;
/* We also need to make an entry in the .got.plt section, which
will be placed in the .got section by the linker script. */
- htab->sgotplt->_raw_size += 4;
+ htab->sgotplt->size += 4;
/* We also need to make an entry in the .rel.plt section. */
- htab->srelplt->_raw_size += sizeof (Elf32_External_Rel);
+ htab->srelplt->size += sizeof (Elf32_External_Rel);
}
else
{
h->plt.offset = (bfd_vma) -1;
- h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 0;
}
}
else
{
h->plt.offset = (bfd_vma) -1;
- h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
+ h->needs_plt = 0;
}
/* If R_386_TLS_{IE_32,IE,GOTIE} symbol is now local to the binary,
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
- && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
+ && !h->forced_local)
{
- if (! bfd_elf32_link_record_dynamic_symbol (info, h))
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
s = htab->sgot;
- h->got.offset = s->_raw_size;
- s->_raw_size += 4;
+ h->got.offset = s->size;
+ s->size += 4;
/* R_386_TLS_GD needs 2 consecutive GOT slots. */
if (tls_type == GOT_TLS_GD || tls_type == GOT_TLS_IE_BOTH)
- s->_raw_size += 4;
+ s->size += 4;
dyn = htab->elf.dynamic_sections_created;
/* R_386_TLS_IE_32 needs one dynamic relocation,
R_386_TLS_IE resp. R_386_TLS_GOTIE needs one dynamic relocation,
need two), R_386_TLS_GD needs one if local symbol and two if
global. */
if (tls_type == GOT_TLS_IE_BOTH)
- htab->srelgot->_raw_size += 2 * sizeof (Elf32_External_Rel);
+ htab->srelgot->size += 2 * sizeof (Elf32_External_Rel);
else if ((tls_type == GOT_TLS_GD && h->dynindx == -1)
|| (tls_type & GOT_TLS_IE))
- htab->srelgot->_raw_size += sizeof (Elf32_External_Rel);
+ htab->srelgot->size += sizeof (Elf32_External_Rel);
else if (tls_type == GOT_TLS_GD)
- htab->srelgot->_raw_size += 2 * sizeof (Elf32_External_Rel);
+ htab->srelgot->size += 2 * sizeof (Elf32_External_Rel);
else if ((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
|| h->root.type != bfd_link_hash_undefweak)
&& (info->shared
|| WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, 0, h)))
- htab->srelgot->_raw_size += sizeof (Elf32_External_Rel);
+ htab->srelgot->size += sizeof (Elf32_External_Rel);
}
else
h->got.offset = (bfd_vma) -1;
symbols which turn out to need copy relocs or are not
dynamic. */
- if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0
- && (((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ if (!h->non_got_ref
+ && ((h->def_dynamic
+ && !h->def_regular)
|| (htab->elf.dynamic_sections_created
&& (h->root.type == bfd_link_hash_undefweak
|| h->root.type == bfd_link_hash_undefined))))
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
- && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
+ && !h->forced_local)
{
- if (! bfd_elf32_link_record_dynamic_symbol (info, h))
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
return FALSE;
}
for (p = eh->dyn_relocs; p != NULL; p = p->next)
{
asection *sreloc = elf_section_data (p->sec)->sreloc;
- sreloc->_raw_size += p->count * sizeof (Elf32_External_Rel);
+ sreloc->size += p->count * sizeof (Elf32_External_Rel);
}
return TRUE;
s = bfd_get_section_by_name (dynobj, ".interp");
if (s == NULL)
abort ();
- s->_raw_size = sizeof ELF_DYNAMIC_INTERPRETER;
+ s->size = sizeof ELF_DYNAMIC_INTERPRETER;
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
}
}
else if (p->count != 0)
{
srel = elf_section_data (p->sec)->sreloc;
- srel->_raw_size += p->count * sizeof (Elf32_External_Rel);
+ srel->size += p->count * sizeof (Elf32_External_Rel);
if ((p->sec->output_section->flags & SEC_READONLY) != 0)
info->flags |= DF_TEXTREL;
}
{
if (*local_got > 0)
{
- *local_got = s->_raw_size;
- s->_raw_size += 4;
+ *local_got = s->size;
+ s->size += 4;
if (*local_tls_type == GOT_TLS_GD
|| *local_tls_type == GOT_TLS_IE_BOTH)
- s->_raw_size += 4;
+ s->size += 4;
if (info->shared
|| *local_tls_type == GOT_TLS_GD
|| (*local_tls_type & GOT_TLS_IE))
{
if (*local_tls_type == GOT_TLS_IE_BOTH)
- srel->_raw_size += 2 * sizeof (Elf32_External_Rel);
+ srel->size += 2 * sizeof (Elf32_External_Rel);
else
- srel->_raw_size += sizeof (Elf32_External_Rel);
+ srel->size += sizeof (Elf32_External_Rel);
}
}
else
{
/* Allocate 2 got entries and 1 dynamic reloc for R_386_TLS_LDM
relocs. */
- htab->tls_ldm_got.offset = htab->sgot->_raw_size;
- htab->sgot->_raw_size += 8;
- htab->srelgot->_raw_size += sizeof (Elf32_External_Rel);
+ htab->tls_ldm_got.offset = htab->sgot->size;
+ htab->sgot->size += 8;
+ htab->srelgot->size += sizeof (Elf32_External_Rel);
}
else
htab->tls_ldm_got.offset = -1;
}
else if (strncmp (bfd_get_section_name (dynobj, s), ".rel", 4) == 0)
{
- if (s->_raw_size != 0 && s != htab->srelplt)
+ if (s->size != 0 && s != htab->srelplt)
relocs = TRUE;
/* We use the reloc_count field as a counter if we need
continue;
}
- if (s->_raw_size == 0)
+ if (s->size == 0)
{
/* If we don't need this section, strip it from the
output file. This is mostly to handle .rel.bss and
function which decides whether anything needs to go
into these sections. */
- _bfd_strip_section_from_output (info, s);
+ s->flags |= SEC_EXCLUDE;
continue;
}
section's contents are written out. This should not happen,
but this way if it does, we get a R_386_NONE reloc instead
of garbage. */
- s->contents = bfd_zalloc (dynobj, s->_raw_size);
+ s->contents = bfd_zalloc (dynobj, s->size);
if (s->contents == NULL)
return FALSE;
}
the .dynamic section. The DT_DEBUG entry is filled in by the
dynamic linker and used by the debugger. */
#define add_dynamic_entry(TAG, VAL) \
- bfd_elf32_add_dynamic_entry (info, (TAG), (VAL))
+ _bfd_elf_add_dynamic_entry (info, TAG, VAL)
if (info->executable)
{
return FALSE;
}
- if (htab->splt->_raw_size != 0)
+ if (htab->splt->size != 0)
{
if (!add_dynamic_entry (DT_PLTGOT, 0)
|| !add_dynamic_entry (DT_PLTRELSZ, 0)
&& ((indx = r_type - R_386_tls_offset) - R_386_ext
>= R_386_tls - R_386_ext))
{
+ (*_bfd_error_handler)
+ (_("%B: unrecognized relocation (0x%x) in section `%A'"),
+ input_bfd, input_section, r_type);
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
{
bfd_boolean warned;
- RELOC_FOR_GLOBAL_SYMBOL (h, sym_hashes, r_symndx, symtab_hdr, relocation, sec, unresolved_reloc, info, warned);
+ RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
+ r_symndx, symtab_hdr, sym_hashes,
+ h, sec, relocation,
+ unresolved_reloc, warned);
}
switch (r_type)
if (off >= (bfd_vma) -2)
abort ();
- relocation = htab->sgot->output_offset + off;
+ relocation = htab->sgot->output_section->vma
+ + htab->sgot->output_offset + off
+ - htab->sgotplt->output_section->vma
+ - htab->sgotplt->output_offset;
break;
case R_386_GOTOFF:
/* Relocation is relative to the start of the global offset
table. */
- /* Note that sgot->output_offset is not involved in this
- calculation. We always want the start of .got. If we
- defined _GLOBAL_OFFSET_TABLE in a different way, as is
+ /* Check to make sure it isn't a protected function symbol
+ for shared library since it may not be local when used
+ as function address. */
+ if (info->shared
+ && h
+ && h->def_regular
+ && h->type == STT_FUNC
+ && ELF_ST_VISIBILITY (h->other) == STV_PROTECTED)
+ {
+ (*_bfd_error_handler)
+ (_("%B: relocation R_386_GOTOFF against protected function `%s' can not be used when making a shared object"),
+ input_bfd, h->root.root.string);
+ bfd_set_error (bfd_error_bad_value);
+ return FALSE;
+ }
+
+ /* Note that sgot is not involved in this
+ calculation. We always want the start of .got.plt. If we
+ defined _GLOBAL_OFFSET_TABLE_ in a different way, as is
permitted by the ABI, we might have to change this
calculation. */
- relocation -= htab->sgot->output_section->vma;
+ relocation -= htab->sgotplt->output_section->vma
+ + htab->sgotplt->output_offset;
break;
case R_386_GOTPC:
/* Use global offset table as symbol value. */
- relocation = htab->sgot->output_section->vma;
+ relocation = htab->sgotplt->output_section->vma
+ + htab->sgotplt->output_offset;
unresolved_reloc = FALSE;
break;
/* r_symndx will be zero only for relocs against symbols
from removed linkonce sections, or sections discarded by
a linker script. */
- if (r_symndx == 0
- || (input_section->flags & SEC_ALLOC) == 0)
+ if (r_symndx == 0)
+ {
+ /* Zero the section contents. eh_frame generated by old
+ versions of gcc isn't edited by elf-eh-frame.c, so
+ FDEs for discarded linkonce functions might remain.
+ Putting zeros here will zero such FDE's address range.
+ This is a hint to unwinders and other consumers of
+ exception handling info that the FDE is invalid. */
+ bfd_put_32 (input_bfd, 0, contents + rel->r_offset);
+ break;
+ }
+
+ if ((input_section->flags & SEC_ALLOC) == 0)
break;
if ((info->shared
&& !info->shared
&& h != NULL
&& h->dynindx != -1
- && (h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0
- && (((h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_DYNAMIC) != 0
- && (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0)
+ && !h->non_got_ref
+ && ((h->def_dynamic
+ && !h->def_regular)
|| h->root.type == bfd_link_hash_undefweak
|| h->root.type == bfd_link_hash_undefined)))
{
&& (r_type == R_386_PC32
|| !info->shared
|| !info->symbolic
- || (h->elf_link_hash_flags
- & ELF_LINK_HASH_DEF_REGULAR) == 0))
+ || !h->def_regular))
outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
else
{
BFD_ASSERT (rel->r_offset >= 2);
type = bfd_get_8 (input_bfd, contents + rel->r_offset - 2);
BFD_ASSERT (type == 0x8d || type == 0x04);
- BFD_ASSERT (rel->r_offset + 9 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 9 <= input_section->size);
BFD_ASSERT (bfd_get_8 (input_bfd,
contents + rel->r_offset + 4)
== 0xe8);
else
{
BFD_ASSERT ((val & 0xf8) == 0x80 && (val & 7) != 4);
- if (rel->r_offset + 10 <= input_section->_raw_size
+ if (rel->r_offset + 10 <= input_section->size
&& bfd_get_8 (input_bfd,
contents + rel->r_offset + 9) == 0x90)
{
addl $foo, %reg. */
BFD_ASSERT (rel->r_offset >= 1);
val = bfd_get_8 (input_bfd, contents + rel->r_offset - 1);
- BFD_ASSERT (rel->r_offset + 4 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 4 <= input_section->size);
if (val == 0xa1)
{
/* movl foo, %eax. */
BFD_ASSERT (rel->r_offset >= 2);
type = bfd_get_8 (input_bfd, contents + rel->r_offset - 2);
val = bfd_get_8 (input_bfd, contents + rel->r_offset - 1);
- BFD_ASSERT (rel->r_offset + 4 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 4 <= input_section->size);
BFD_ASSERT ((val & 0xc0) == 0x80 && (val & 7) != 4);
if (type == 0x8b)
{
abort ();
if (r_type == ELF32_R_TYPE (rel->r_info))
{
- relocation = htab->sgot->output_offset + off;
+ bfd_vma g_o_t = htab->sgotplt->output_section->vma
+ + htab->sgotplt->output_offset;
+ relocation = htab->sgot->output_section->vma
+ + htab->sgot->output_offset + off - g_o_t;
if ((r_type == R_386_TLS_IE || r_type == R_386_TLS_GOTIE)
&& tls_type == GOT_TLS_IE_BOTH)
relocation += 4;
if (r_type == R_386_TLS_IE)
- relocation += htab->sgot->output_section->vma;
+ relocation += g_o_t;
unresolved_reloc = FALSE;
}
else
BFD_ASSERT (rel->r_offset >= 2);
type = bfd_get_8 (input_bfd, contents + rel->r_offset - 2);
BFD_ASSERT (type == 0x8d || type == 0x04);
- BFD_ASSERT (rel->r_offset + 9 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 9 <= input_section->size);
BFD_ASSERT (bfd_get_8 (input_bfd, contents + rel->r_offset + 4)
== 0xe8);
BFD_ASSERT (rel + 1 < relend);
/* leal foo(%reg), %eax; call ___tls_get_addr; nop
Change it into:
movl %gs:0, %eax; subl $foo@gottpoff(%reg), %eax. */
- BFD_ASSERT (rel->r_offset + 10 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 10 <= input_section->size);
BFD_ASSERT ((val & 0xf8) == 0x80 && (val & 7) != 4);
BFD_ASSERT (bfd_get_8 (input_bfd,
contents + rel->r_offset + 9)
if (tls_type == GOT_TLS_IE_BOTH)
off += 4;
}
- bfd_put_32 (output_bfd, htab->sgot->output_offset + off,
+ bfd_put_32 (output_bfd,
+ htab->sgot->output_section->vma
+ + htab->sgot->output_offset + off
+ - htab->sgotplt->output_section->vma
+ - htab->sgotplt->output_offset,
contents + roff + 8);
/* Skip R_386_PLT32. */
rel++;
== 0x8d);
val = bfd_get_8 (input_bfd, contents + rel->r_offset - 1);
BFD_ASSERT ((val & 0xf8) == 0x80 && (val & 7) != 4);
- BFD_ASSERT (rel->r_offset + 9 <= input_section->_raw_size);
+ BFD_ASSERT (rel->r_offset + 9 <= input_section->size);
BFD_ASSERT (bfd_get_8 (input_bfd, contents + rel->r_offset + 4)
== 0xe8);
BFD_ASSERT (rel + 1 < relend);
bfd_elf32_swap_reloc_out (output_bfd, &outrel, loc);
htab->tls_ldm_got.offset |= 1;
}
- relocation = htab->sgot->output_offset + off;
+ relocation = htab->sgot->output_section->vma
+ + htab->sgot->output_offset + off
+ - htab->sgotplt->output_section->vma
+ - htab->sgotplt->output_offset;
unresolved_reloc = FALSE;
break;
not process them. */
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
- && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0))
+ && h->def_dynamic))
{
(*_bfd_error_handler)
- (_("%s(%s+0x%lx): unresolvable relocation against symbol `%s'"),
- bfd_archive_filename (input_bfd),
- bfd_get_section_name (input_bfd, input_section),
+ (_("%B(%A+0x%lx): unresolvable relocation against symbol `%s'"),
+ input_bfd,
+ input_section,
(long) rel->r_offset,
h->root.root.string);
return FALSE;
if (r == bfd_reloc_overflow)
{
if (! ((*info->callbacks->reloc_overflow)
- (info, name, howto->name, 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;
}
else
{
(*_bfd_error_handler)
- (_("%s(%s+0x%lx): reloc against `%s': error %d"),
- bfd_archive_filename (input_bfd),
- bfd_get_section_name (input_bfd, input_section),
+ (_("%B(%A+0x%lx): reloc against `%s': error %d"),
+ input_bfd, input_section,
(long) rel->r_offset, name, (int) r);
return FALSE;
}
loc = htab->srelplt->contents + plt_index * sizeof (Elf32_External_Rel);
bfd_elf32_swap_reloc_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 if there were any
called from a binary, there is no need to slow down
shared libraries because of that. */
sym->st_shndx = SHN_UNDEF;
- if ((h->elf_link_hash_flags & ELF_LINK_POINTER_EQUALITY_NEEDED) == 0)
+ if (!h->pointer_equality_needed)
sym->st_value = 0;
}
}
bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
}
- if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
+ if (h->needs_copy)
{
Elf_Internal_Rela rel;
bfd_byte *loc;
abort ();
dyncon = (Elf32_External_Dyn *) sdyn->contents;
- dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
+ dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
for (; dyncon < dynconend; dyncon++)
{
Elf_Internal_Dyn dyn;
continue;
case DT_PLTGOT:
- dyn.d_un.d_ptr = htab->sgot->output_section->vma;
+ s = htab->sgotplt;
+ dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
break;
case DT_JMPREL:
case DT_PLTRELSZ:
s = htab->srelplt;
- dyn.d_un.d_val = s->_raw_size;
+ dyn.d_un.d_val = s->size;
break;
case DT_RELSZ:
s = htab->srelplt;
if (s == NULL)
continue;
- dyn.d_un.d_val -= s->_raw_size;
+ dyn.d_un.d_val -= s->size;
break;
case DT_REL:
continue;
if (dyn.d_un.d_ptr != s->output_section->vma + s->output_offset)
continue;
- dyn.d_un.d_ptr += s->_raw_size;
+ dyn.d_un.d_ptr += s->size;
break;
}
}
/* Fill in the first entry in the procedure linkage table. */
- if (htab->splt && htab->splt->_raw_size > 0)
+ if (htab->splt && htab->splt->size > 0)
{
if (info->shared)
memcpy (htab->splt->contents,
if (htab->sgotplt)
{
/* Fill in the first three entries in the global offset table. */
- if (htab->sgotplt->_raw_size > 0)
+ if (htab->sgotplt->size > 0)
{
bfd_put_32 (output_bfd,
(sdyn == NULL ? 0
elf_section_data (htab->sgotplt->output_section)->this_hdr.sh_entsize = 4;
}
+
+ if (htab->sgot && htab->sgot->size > 0)
+ elf_section_data (htab->sgot->output_section)->this_hdr.sh_entsize = 4;
+
return TRUE;
}
+/* Return address for Ith PLT stub in section PLT, for relocation REL
+ or (bfd_vma) -1 if it should not be included. */
+
+static bfd_vma
+elf_i386_plt_sym_val (bfd_vma i, const asection *plt,
+ const arelent *rel ATTRIBUTE_UNUSED)
+{
+ return plt->vma + (i + 1) * PLT_ENTRY_SIZE;
+}
+
+
#define TARGET_LITTLE_SYM bfd_elf32_i386_vec
#define TARGET_LITTLE_NAME "elf32-i386"
#define ELF_ARCH bfd_arch_i386
#define elf_info_to_howto_rel elf_i386_info_to_howto_rel
#define bfd_elf32_mkobject elf_i386_mkobject
-#define elf_backend_object_p elf_i386_object_p
#define bfd_elf32_bfd_is_local_label_name elf_i386_is_local_label_name
#define bfd_elf32_bfd_link_hash_table_create elf_i386_link_hash_table_create
#define elf_backend_reloc_type_class elf_i386_reloc_type_class
#define elf_backend_relocate_section elf_i386_relocate_section
#define elf_backend_size_dynamic_sections elf_i386_size_dynamic_sections
+#define elf_backend_plt_sym_val elf_i386_plt_sym_val
#include "elf32-target.h"
projects / deliverable / binutils-gdb.git / blobdiff