2002-05-30 10:14:13 +08:00
|
|
|
|
/* VAX series support for 32-bit ELF
|
2003-02-18 02:24:40 +08:00
|
|
|
|
Copyright 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
|
2002-05-30 10:14:13 +08:00
|
|
|
|
Free Software Foundation, Inc.
|
|
|
|
|
Contributed by Matt Thomas <matt@3am-software.com>.
|
|
|
|
|
|
2003-02-18 02:24:40 +08:00
|
|
|
|
This file is part of BFD, the Binary File Descriptor library.
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
2003-02-18 02:24:40 +08:00
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
|
|
|
it under the terms of the GNU General Public License as published by
|
|
|
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
|
|
|
(at your option) any later version.
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
2003-02-18 02:24:40 +08:00
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
|
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
|
GNU General Public License for more details.
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
2003-02-18 02:24:40 +08:00
|
|
|
|
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. */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
#include "bfd.h"
|
|
|
|
|
#include "sysdep.h"
|
|
|
|
|
#include "bfdlink.h"
|
|
|
|
|
#include "libbfd.h"
|
|
|
|
|
#include "elf-bfd.h"
|
|
|
|
|
#include "elf/vax.h"
|
|
|
|
|
|
|
|
|
|
static reloc_howto_type *reloc_type_lookup
|
|
|
|
|
PARAMS ((bfd *, bfd_reloc_code_real_type));
|
|
|
|
|
static void rtype_to_howto
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
|
2002-05-30 10:14:13 +08:00
|
|
|
|
static struct bfd_hash_entry *elf_vax_link_hash_newfunc
|
|
|
|
|
PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
|
|
|
|
|
static struct bfd_link_hash_table *elf_vax_link_hash_table_create
|
|
|
|
|
PARAMS ((bfd *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_check_relocs
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *, asection *,
|
|
|
|
|
const Elf_Internal_Rela *));
|
|
|
|
|
static asection *elf_vax_gc_mark_hook
|
2002-07-01 16:06:47 +08:00
|
|
|
|
PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
|
2002-05-30 10:14:13 +08:00
|
|
|
|
struct elf_link_hash_entry *, Elf_Internal_Sym *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_gc_sweep_hook
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *, asection *,
|
|
|
|
|
const Elf_Internal_Rela *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_adjust_dynamic_symbol
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_size_dynamic_sections
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_relocate_section
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
|
|
|
|
|
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_finish_dynamic_symbol
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
|
|
|
|
|
Elf_Internal_Sym *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_finish_dynamic_sections
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, struct bfd_link_info *));
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf32_vax_set_private_flags
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, flagword));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf32_vax_merge_private_bfd_data
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, bfd *));
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf32_vax_print_private_bfd_data
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((bfd *, PTR));
|
|
|
|
|
|
|
|
|
|
static reloc_howto_type howto_table[] = {
|
|
|
|
|
HOWTO (R_VAX_NONE, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
0, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_NONE", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0x00000000, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_32, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_32", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_16, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
16, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_16", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0x0000ffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_8, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
8, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_8", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0x000000ff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_PC32, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_PC32", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_PC16, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
16, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_signed, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_PC16", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0x0000ffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_PC8, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
8, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_signed, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_PC8", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0x000000ff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_GOT32, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_GOT32", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_PLT32, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_PLT32", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
TRUE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
EMPTY_HOWTO (-1),
|
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_COPY, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
0, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_COPY", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_GLOB_DAT, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_GLOB_DAT", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_JMP_SLOT, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_JMP_SLOT", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
HOWTO (R_VAX_RELATIVE, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
32, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
bfd_elf_generic_reloc, /* special_function */
|
|
|
|
|
"R_VAX_RELATIVE", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0xffffffff, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* GNU extension to record C++ vtable hierarchy */
|
|
|
|
|
HOWTO (R_VAX_GNU_VTINHERIT, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
0, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
NULL, /* special_function */
|
|
|
|
|
"R_VAX_GNU_VTINHERIT", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* GNU extension to record C++ vtable member usage */
|
|
|
|
|
HOWTO (R_VAX_GNU_VTENTRY, /* type */
|
|
|
|
|
0, /* rightshift */
|
|
|
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
|
|
|
|
0, /* bitsize */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* pc_relative */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* bitpos */
|
|
|
|
|
complain_overflow_dont, /* complain_on_overflow */
|
|
|
|
|
_bfd_elf_rel_vtable_reloc_fn, /* special_function */
|
|
|
|
|
"R_VAX_GNU_VTENTRY", /* name */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE, /* partial_inplace */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
0, /* src_mask */
|
|
|
|
|
0, /* dst_mask */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
FALSE), /* pcrel_offset */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
rtype_to_howto (abfd, cache_ptr, dst)
|
|
|
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
|
|
|
arelent *cache_ptr;
|
|
|
|
|
Elf_Internal_Rela *dst;
|
|
|
|
|
{
|
|
|
|
|
BFD_ASSERT (ELF32_R_TYPE(dst->r_info) < (unsigned int) R_VAX_max);
|
|
|
|
|
cache_ptr->howto = &howto_table[ELF32_R_TYPE(dst->r_info)];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define elf_info_to_howto rtype_to_howto
|
|
|
|
|
|
|
|
|
|
static const struct
|
|
|
|
|
{
|
|
|
|
|
bfd_reloc_code_real_type bfd_val;
|
|
|
|
|
int elf_val;
|
|
|
|
|
} reloc_map[] = {
|
|
|
|
|
{ BFD_RELOC_NONE, R_VAX_NONE },
|
|
|
|
|
{ BFD_RELOC_32, R_VAX_32 },
|
|
|
|
|
{ BFD_RELOC_16, R_VAX_16 },
|
|
|
|
|
{ BFD_RELOC_8, R_VAX_8 },
|
|
|
|
|
{ BFD_RELOC_32_PCREL, R_VAX_PC32 },
|
|
|
|
|
{ BFD_RELOC_16_PCREL, R_VAX_PC16 },
|
|
|
|
|
{ BFD_RELOC_8_PCREL, R_VAX_PC8 },
|
|
|
|
|
{ BFD_RELOC_32_GOT_PCREL, R_VAX_GOT32 },
|
|
|
|
|
{ BFD_RELOC_32_PLT_PCREL, R_VAX_PLT32 },
|
|
|
|
|
{ BFD_RELOC_NONE, R_VAX_COPY },
|
|
|
|
|
{ BFD_RELOC_VAX_GLOB_DAT, R_VAX_GLOB_DAT },
|
|
|
|
|
{ BFD_RELOC_VAX_JMP_SLOT, R_VAX_JMP_SLOT },
|
|
|
|
|
{ BFD_RELOC_VAX_RELATIVE, R_VAX_RELATIVE },
|
|
|
|
|
{ BFD_RELOC_CTOR, R_VAX_32 },
|
|
|
|
|
{ BFD_RELOC_VTABLE_INHERIT, R_VAX_GNU_VTINHERIT },
|
|
|
|
|
{ BFD_RELOC_VTABLE_ENTRY, R_VAX_GNU_VTENTRY },
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static reloc_howto_type *
|
|
|
|
|
reloc_type_lookup (abfd, code)
|
|
|
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
|
|
|
bfd_reloc_code_real_type code;
|
|
|
|
|
{
|
|
|
|
|
unsigned int i;
|
|
|
|
|
for (i = 0; i < sizeof (reloc_map) / sizeof (reloc_map[0]); i++)
|
|
|
|
|
{
|
|
|
|
|
if (reloc_map[i].bfd_val == code)
|
|
|
|
|
return &howto_table[reloc_map[i].elf_val];
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define bfd_elf32_bfd_reloc_type_lookup reloc_type_lookup
|
|
|
|
|
#define ELF_ARCH bfd_arch_vax
|
|
|
|
|
/* end code generated by elf.el */
|
|
|
|
|
|
|
|
|
|
/* Functions for the VAX ELF linker. */
|
|
|
|
|
|
|
|
|
|
/* The name of the dynamic interpreter. This is put in the .interp
|
|
|
|
|
section. */
|
|
|
|
|
|
|
|
|
|
#define ELF_DYNAMIC_INTERPRETER "/usr/libexec/ld.elf_so"
|
|
|
|
|
|
|
|
|
|
/* The size in bytes of an entry in the procedure linkage table. */
|
|
|
|
|
|
|
|
|
|
#define PLT_ENTRY_SIZE 12
|
|
|
|
|
|
|
|
|
|
/* The first entry in a procedure linkage table looks like this. See
|
|
|
|
|
the SVR4 ABI VAX supplement to see how this works. */
|
|
|
|
|
|
|
|
|
|
static const bfd_byte elf_vax_plt0_entry[PLT_ENTRY_SIZE] =
|
|
|
|
|
{
|
|
|
|
|
0xdd, 0xef, /* pushl l^ */
|
|
|
|
|
0, 0, 0, 0, /* offset to .plt.got + 4 */
|
|
|
|
|
0x17, 0xff, /* jmp @L^(pc) */
|
|
|
|
|
0, 0, 0, 0, /* offset to .plt.got + 8 */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* Subsequent entries in a procedure linkage table look like this. */
|
|
|
|
|
|
|
|
|
|
static const bfd_byte elf_vax_plt_entry[PLT_ENTRY_SIZE] =
|
|
|
|
|
{
|
|
|
|
|
0x40, 0x00, /* .word ^M<r6> */
|
|
|
|
|
0x16, 0xef, /* jsb L^(pc) */
|
|
|
|
|
0, 0, 0, 0, /* replaced with offset to start of .plt */
|
|
|
|
|
0, 0, 0, 0, /* index into .rela.plt */
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* The VAX linker needs to keep track of the number of relocs that it
|
|
|
|
|
decides to copy in check_relocs for each symbol. This is so that it
|
|
|
|
|
can discard PC relative relocs if it doesn't need them when linking
|
|
|
|
|
with -Bsymbolic. We store the information in a field extending the
|
|
|
|
|
regular ELF linker hash table. */
|
|
|
|
|
|
|
|
|
|
/* This structure keeps track of the number of PC relative relocs we have
|
|
|
|
|
copied for a given symbol. */
|
|
|
|
|
|
|
|
|
|
struct elf_vax_pcrel_relocs_copied
|
|
|
|
|
{
|
|
|
|
|
/* Next section. */
|
|
|
|
|
struct elf_vax_pcrel_relocs_copied *next;
|
|
|
|
|
/* A section in dynobj. */
|
|
|
|
|
asection *section;
|
|
|
|
|
/* Number of relocs copied in this section. */
|
|
|
|
|
bfd_size_type count;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* VAX ELF linker hash entry. */
|
|
|
|
|
|
|
|
|
|
struct elf_vax_link_hash_entry
|
|
|
|
|
{
|
|
|
|
|
struct elf_link_hash_entry root;
|
|
|
|
|
|
|
|
|
|
/* Number of PC relative relocs copied for this symbol. */
|
|
|
|
|
struct elf_vax_pcrel_relocs_copied *pcrel_relocs_copied;
|
|
|
|
|
|
|
|
|
|
bfd_vma got_addend;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* VAX ELF linker hash table. */
|
|
|
|
|
|
|
|
|
|
struct elf_vax_link_hash_table
|
|
|
|
|
{
|
|
|
|
|
struct elf_link_hash_table root;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* Declare this now that the above structures are defined. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_discard_copies
|
2002-05-30 10:14:13 +08:00
|
|
|
|
PARAMS ((struct elf_vax_link_hash_entry *, PTR));
|
|
|
|
|
|
2002-09-28 06:28:17 +08:00
|
|
|
|
/* Declare this now that the above structures are defined. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean elf_vax_instantiate_got_entries
|
2002-09-28 06:28:17 +08:00
|
|
|
|
PARAMS ((struct elf_link_hash_entry *, PTR));
|
|
|
|
|
|
2002-05-30 10:14:13 +08:00
|
|
|
|
/* Traverse an VAX ELF linker hash table. */
|
|
|
|
|
|
|
|
|
|
#define elf_vax_link_hash_traverse(table, func, info) \
|
|
|
|
|
(elf_link_hash_traverse \
|
|
|
|
|
(&(table)->root, \
|
2002-11-30 16:39:46 +08:00
|
|
|
|
(bfd_boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (func), \
|
2002-05-30 10:14:13 +08:00
|
|
|
|
(info)))
|
|
|
|
|
|
|
|
|
|
/* Get the VAX ELF linker hash table from a link_info structure. */
|
|
|
|
|
|
|
|
|
|
#define elf_vax_hash_table(p) \
|
|
|
|
|
((struct elf_vax_link_hash_table *) (p)->hash)
|
|
|
|
|
|
|
|
|
|
/* Create an entry in an VAX ELF linker hash table. */
|
|
|
|
|
|
|
|
|
|
static struct bfd_hash_entry *
|
|
|
|
|
elf_vax_link_hash_newfunc (entry, table, string)
|
|
|
|
|
struct bfd_hash_entry *entry;
|
|
|
|
|
struct bfd_hash_table *table;
|
|
|
|
|
const char *string;
|
|
|
|
|
{
|
|
|
|
|
struct elf_vax_link_hash_entry *ret =
|
|
|
|
|
(struct elf_vax_link_hash_entry *) entry;
|
|
|
|
|
|
|
|
|
|
/* Allocate the structure if it has not already been allocated by a
|
|
|
|
|
subclass. */
|
|
|
|
|
if (ret == (struct elf_vax_link_hash_entry *) NULL)
|
|
|
|
|
ret = ((struct elf_vax_link_hash_entry *)
|
|
|
|
|
bfd_hash_allocate (table,
|
|
|
|
|
sizeof (struct elf_vax_link_hash_entry)));
|
|
|
|
|
if (ret == (struct elf_vax_link_hash_entry *) NULL)
|
|
|
|
|
return (struct bfd_hash_entry *) ret;
|
|
|
|
|
|
|
|
|
|
/* Call the allocation method of the superclass. */
|
|
|
|
|
ret = ((struct elf_vax_link_hash_entry *)
|
|
|
|
|
_bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret,
|
|
|
|
|
table, string));
|
|
|
|
|
if (ret != (struct elf_vax_link_hash_entry *) NULL)
|
|
|
|
|
{
|
|
|
|
|
ret->pcrel_relocs_copied = NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return (struct bfd_hash_entry *) ret;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Create an VAX ELF linker hash table. */
|
|
|
|
|
|
|
|
|
|
static struct bfd_link_hash_table *
|
|
|
|
|
elf_vax_link_hash_table_create (abfd)
|
|
|
|
|
bfd *abfd;
|
|
|
|
|
{
|
|
|
|
|
struct elf_vax_link_hash_table *ret;
|
|
|
|
|
bfd_size_type amt = sizeof (struct elf_vax_link_hash_table);
|
|
|
|
|
|
|
|
|
|
ret = (struct elf_vax_link_hash_table *) bfd_malloc (amt);
|
|
|
|
|
if (ret == (struct elf_vax_link_hash_table *) NULL)
|
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
|
|
if (! _bfd_elf_link_hash_table_init (&ret->root, abfd,
|
|
|
|
|
elf_vax_link_hash_newfunc))
|
|
|
|
|
{
|
|
|
|
|
free (ret);
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return &ret->root.root;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Keep vax-specific flags in the ELF header */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf32_vax_set_private_flags (abfd, flags)
|
|
|
|
|
bfd *abfd;
|
|
|
|
|
flagword flags;
|
|
|
|
|
{
|
|
|
|
|
elf_elfheader (abfd)->e_flags = flags;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
elf_flags_init (abfd) = TRUE;
|
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Merge backend specific data from an object file to the output
|
|
|
|
|
object file when linking. */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf32_vax_merge_private_bfd_data (ibfd, obfd)
|
|
|
|
|
bfd *ibfd;
|
|
|
|
|
bfd *obfd;
|
|
|
|
|
{
|
|
|
|
|
flagword out_flags;
|
|
|
|
|
flagword in_flags;
|
|
|
|
|
|
|
|
|
|
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|
|
|
|
|
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
in_flags = elf_elfheader (ibfd)->e_flags;
|
|
|
|
|
out_flags = elf_elfheader (obfd)->e_flags;
|
|
|
|
|
|
|
|
|
|
if (!elf_flags_init (obfd))
|
|
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
|
elf_flags_init (obfd) = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_elfheader (obfd)->e_flags = in_flags;
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Display the flags field */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf32_vax_print_private_bfd_data (abfd, ptr)
|
|
|
|
|
bfd *abfd;
|
|
|
|
|
PTR ptr;
|
|
|
|
|
{
|
|
|
|
|
FILE *file = (FILE *) ptr;
|
|
|
|
|
|
|
|
|
|
BFD_ASSERT (abfd != NULL && ptr != NULL);
|
|
|
|
|
|
|
|
|
|
/* Print normal ELF private data. */
|
|
|
|
|
_bfd_elf_print_private_bfd_data (abfd, ptr);
|
|
|
|
|
|
|
|
|
|
/* Ignore init flag - it may not be set, despite the flags field containing valid data. */
|
|
|
|
|
|
|
|
|
|
/* xgettext:c-format */
|
|
|
|
|
fprintf (file, _("private flags = %lx:"), elf_elfheader (abfd)->e_flags);
|
|
|
|
|
|
2002-07-02 00:43:38 +08:00
|
|
|
|
if (elf_elfheader (abfd)->e_flags & EF_VAX_NONPIC)
|
2002-05-30 10:14:13 +08:00
|
|
|
|
fprintf (file, _(" [nonpic]"));
|
|
|
|
|
|
2002-07-02 00:43:38 +08:00
|
|
|
|
if (elf_elfheader (abfd)->e_flags & EF_VAX_DFLOAT)
|
2002-05-30 10:14:13 +08:00
|
|
|
|
fprintf (file, _(" [d-float]"));
|
|
|
|
|
|
2002-07-02 00:43:38 +08:00
|
|
|
|
if (elf_elfheader (abfd)->e_flags & EF_VAX_GFLOAT)
|
2002-05-30 10:14:13 +08:00
|
|
|
|
fprintf (file, _(" [g-float]"));
|
|
|
|
|
|
|
|
|
|
fputc ('\n', file);
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
/* Look through the relocs for a section during the first phase, and
|
|
|
|
|
allocate space in the global offset table or procedure linkage
|
|
|
|
|
table. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_check_relocs (abfd, info, sec, relocs)
|
|
|
|
|
bfd *abfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
asection *sec;
|
|
|
|
|
const Elf_Internal_Rela *relocs;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
|
|
|
struct elf_link_hash_entry **sym_hashes;
|
|
|
|
|
const Elf_Internal_Rela *rel;
|
|
|
|
|
const Elf_Internal_Rela *rel_end;
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *srelgot;
|
|
|
|
|
asection *sreloc;
|
|
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
|
if (info->relocatable)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
|
|
|
|
sym_hashes = elf_sym_hashes (abfd);
|
|
|
|
|
|
|
|
|
|
sgot = NULL;
|
|
|
|
|
srelgot = NULL;
|
|
|
|
|
sreloc = NULL;
|
|
|
|
|
|
|
|
|
|
rel_end = relocs + sec->reloc_count;
|
|
|
|
|
for (rel = relocs; rel < rel_end; rel++)
|
|
|
|
|
{
|
|
|
|
|
unsigned long r_symndx;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
|
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
|
|
|
|
|
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
|
|
|
h = NULL;
|
|
|
|
|
else
|
|
|
|
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
|
|
|
|
|
|
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
|
|
|
{
|
|
|
|
|
case R_VAX_GOT32:
|
|
|
|
|
if (h != NULL
|
|
|
|
|
&& strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
/* This symbol requires a global offset table entry. */
|
|
|
|
|
|
|
|
|
|
if (dynobj == NULL)
|
|
|
|
|
{
|
|
|
|
|
/* Create the .got section. */
|
|
|
|
|
elf_hash_table (info)->dynobj = dynobj = abfd;
|
|
|
|
|
if (!_bfd_elf_create_got_section (dynobj, info))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (sgot == NULL)
|
|
|
|
|
{
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got");
|
|
|
|
|
BFD_ASSERT (sgot != NULL);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (srelgot == NULL
|
|
|
|
|
&& (h != NULL || info->shared))
|
|
|
|
|
{
|
|
|
|
|
srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
|
|
|
|
|
if (srelgot == NULL)
|
|
|
|
|
{
|
|
|
|
|
srelgot = bfd_make_section (dynobj, ".rela.got");
|
|
|
|
|
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))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
{
|
|
|
|
|
struct elf_vax_link_hash_entry *eh;
|
|
|
|
|
|
|
|
|
|
eh = (struct elf_vax_link_hash_entry *) h;
|
|
|
|
|
if (h->got.refcount == -1)
|
|
|
|
|
{
|
|
|
|
|
h->got.refcount = 1;
|
|
|
|
|
eh->got_addend = rel->r_addend;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
h->got.refcount++;
|
|
|
|
|
if (eh->got_addend != (bfd_vma) rel->r_addend)
|
|
|
|
|
(*_bfd_error_handler)
|
|
|
|
|
(_("%s: warning: GOT addend of %ld to `%s' does not match previous GOT addend of %ld"),
|
|
|
|
|
bfd_get_filename (abfd), rel->r_addend,
|
|
|
|
|
h->root.root.string,
|
|
|
|
|
eh->got_addend);
|
2002-06-03 09:57:10 +08:00
|
|
|
|
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_PLT32:
|
|
|
|
|
/* This symbol requires a procedure linkage table entry. We
|
|
|
|
|
actually build the entry in adjust_dynamic_symbol,
|
|
|
|
|
because this might be a case of linking PIC code which is
|
|
|
|
|
never referenced by a dynamic object, in which case we
|
|
|
|
|
don't need to generate a procedure linkage table entry
|
|
|
|
|
after all. */
|
|
|
|
|
|
|
|
|
|
/* If this is a local symbol, we resolve it directly without
|
|
|
|
|
creating a procedure linkage table entry. */
|
|
|
|
|
if (h == NULL)
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
|
|
|
|
|
if (h->plt.refcount == -1)
|
|
|
|
|
h->plt.refcount = 1;
|
|
|
|
|
else
|
|
|
|
|
h->plt.refcount++;
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_PC8:
|
|
|
|
|
case R_VAX_PC16:
|
|
|
|
|
case R_VAX_PC32:
|
|
|
|
|
/* If we are creating a shared library and this is not a local
|
|
|
|
|
symbol, we need to copy the reloc into the shared library.
|
|
|
|
|
However when linking with -Bsymbolic and this is a global
|
|
|
|
|
symbol which is defined in an object we are including in the
|
|
|
|
|
link (i.e., DEF_REGULAR is set), then we can resolve the
|
|
|
|
|
reloc directly. At this point we have not seen all the input
|
|
|
|
|
files, so it is possible that DEF_REGULAR is not set now but
|
|
|
|
|
will be set later (it is never cleared). We account for that
|
|
|
|
|
possibility below by storing information in the
|
|
|
|
|
pcrel_relocs_copied field of the hash table entry. */
|
|
|
|
|
if (!(info->shared
|
|
|
|
|
&& (sec->flags & SEC_ALLOC) != 0
|
|
|
|
|
&& h != NULL
|
|
|
|
|
&& (!info->symbolic
|
|
|
|
|
|| (h->elf_link_hash_flags
|
|
|
|
|
& ELF_LINK_HASH_DEF_REGULAR) == 0)))
|
|
|
|
|
{
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
{
|
|
|
|
|
/* Make sure a plt entry is created for this symbol if
|
|
|
|
|
it turns out to be a function defined by a dynamic
|
|
|
|
|
object. */
|
|
|
|
|
if (h->plt.refcount == -1)
|
|
|
|
|
h->plt.refcount = 1;
|
|
|
|
|
else
|
|
|
|
|
h->plt.refcount++;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
/* Fall through. */
|
|
|
|
|
case R_VAX_8:
|
|
|
|
|
case R_VAX_16:
|
|
|
|
|
case R_VAX_32:
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
{
|
|
|
|
|
/* Make sure a plt entry is created for this symbol if it
|
|
|
|
|
turns out to be a function defined by a dynamic object. */
|
|
|
|
|
if (h->plt.refcount == -1)
|
|
|
|
|
h->plt.refcount = 1;
|
|
|
|
|
else
|
|
|
|
|
h->plt.refcount++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* If we are creating a shared library, we need to copy the
|
|
|
|
|
reloc into the shared library. */
|
|
|
|
|
if (info->shared
|
|
|
|
|
&& (sec->flags & SEC_ALLOC) != 0)
|
|
|
|
|
{
|
|
|
|
|
/* When creating a shared object, we must copy these
|
|
|
|
|
reloc types into the output file. We create a reloc
|
|
|
|
|
section in dynobj and make room for this reloc. */
|
|
|
|
|
if (sreloc == NULL)
|
|
|
|
|
{
|
|
|
|
|
const char *name;
|
|
|
|
|
|
|
|
|
|
name = (bfd_elf_string_from_elf_section
|
|
|
|
|
(abfd,
|
|
|
|
|
elf_elfheader (abfd)->e_shstrndx,
|
|
|
|
|
elf_section_data (sec)->rel_hdr.sh_name));
|
|
|
|
|
if (name == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
BFD_ASSERT (strncmp (name, ".rela", 5) == 0
|
|
|
|
|
&& strcmp (bfd_get_section_name (abfd, sec),
|
|
|
|
|
name + 5) == 0);
|
|
|
|
|
|
|
|
|
|
sreloc = bfd_get_section_by_name (dynobj, name);
|
|
|
|
|
if (sreloc == NULL)
|
|
|
|
|
{
|
|
|
|
|
sreloc = bfd_make_section (dynobj, name);
|
|
|
|
|
if (sreloc == NULL
|
|
|
|
|
|| !bfd_set_section_flags (dynobj, sreloc,
|
|
|
|
|
(SEC_ALLOC
|
|
|
|
|
| SEC_LOAD
|
|
|
|
|
| SEC_HAS_CONTENTS
|
|
|
|
|
| SEC_IN_MEMORY
|
|
|
|
|
| SEC_LINKER_CREATED
|
|
|
|
|
| SEC_READONLY))
|
|
|
|
|
|| !bfd_set_section_alignment (dynobj, sreloc, 2))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
if (sec->flags & SEC_READONLY)
|
|
|
|
|
info->flags |= DF_TEXTREL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
sreloc->_raw_size += sizeof (Elf32_External_Rela);
|
|
|
|
|
|
|
|
|
|
/* If we are linking with -Bsymbolic, we count the number of
|
|
|
|
|
PC relative relocations we have entered for this symbol,
|
|
|
|
|
so that we can discard them again if the symbol is later
|
|
|
|
|
defined by a regular object. Note that this function is
|
2002-12-21 06:41:13 +08:00
|
|
|
|
only called if we are using a vaxelf linker hash table,
|
2002-05-30 10:14:13 +08:00
|
|
|
|
which means that h is really a pointer to an
|
|
|
|
|
elf_vax_link_hash_entry. */
|
|
|
|
|
if ((ELF32_R_TYPE (rel->r_info) == R_VAX_PC8
|
|
|
|
|
|| ELF32_R_TYPE (rel->r_info) == R_VAX_PC16
|
|
|
|
|
|| ELF32_R_TYPE (rel->r_info) == R_VAX_PC32)
|
|
|
|
|
&& info->symbolic)
|
|
|
|
|
{
|
|
|
|
|
struct elf_vax_link_hash_entry *eh;
|
|
|
|
|
struct elf_vax_pcrel_relocs_copied *p;
|
|
|
|
|
|
|
|
|
|
eh = (struct elf_vax_link_hash_entry *) h;
|
|
|
|
|
|
|
|
|
|
for (p = eh->pcrel_relocs_copied; p != NULL; p = p->next)
|
|
|
|
|
if (p->section == sreloc)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
if (p == NULL)
|
|
|
|
|
{
|
|
|
|
|
p = ((struct elf_vax_pcrel_relocs_copied *)
|
|
|
|
|
bfd_alloc (dynobj, (bfd_size_type) sizeof *p));
|
|
|
|
|
if (p == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
p->next = eh->pcrel_relocs_copied;
|
|
|
|
|
eh->pcrel_relocs_copied = p;
|
|
|
|
|
p->section = sreloc;
|
|
|
|
|
p->count = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
++p->count;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
/* This relocation describes the C++ object vtable hierarchy.
|
|
|
|
|
Reconstruct it for later use during GC. */
|
|
|
|
|
case R_VAX_GNU_VTINHERIT:
|
|
|
|
|
if (!_bfd_elf32_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
/* This relocation describes which C++ vtable entries are actually
|
|
|
|
|
used. Record for later use during GC. */
|
|
|
|
|
case R_VAX_GNU_VTENTRY:
|
|
|
|
|
if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_addend))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Return the section that should be marked against GC for a given
|
|
|
|
|
relocation. */
|
|
|
|
|
|
|
|
|
|
static asection *
|
2002-07-01 16:06:47 +08:00
|
|
|
|
elf_vax_gc_mark_hook (sec, info, rel, h, sym)
|
|
|
|
|
asection *sec;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED;
|
|
|
|
|
Elf_Internal_Rela *rel;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
Elf_Internal_Sym *sym;
|
|
|
|
|
{
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
{
|
|
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
|
|
|
{
|
|
|
|
|
case R_VAX_GNU_VTINHERIT:
|
|
|
|
|
case R_VAX_GNU_VTENTRY:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
switch (h->root.type)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case bfd_link_hash_defined:
|
|
|
|
|
case bfd_link_hash_defweak:
|
|
|
|
|
return h->root.u.def.section;
|
|
|
|
|
|
|
|
|
|
case bfd_link_hash_common:
|
|
|
|
|
return h->root.u.c.p->section;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
2002-07-01 16:06:47 +08:00
|
|
|
|
return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Update the got entry reference counts for the section being removed. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_gc_sweep_hook (abfd, info, sec, relocs)
|
|
|
|
|
bfd *abfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
asection *sec;
|
|
|
|
|
const Elf_Internal_Rela *relocs;
|
|
|
|
|
{
|
|
|
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
|
|
|
struct elf_link_hash_entry **sym_hashes;
|
|
|
|
|
const Elf_Internal_Rela *rel, *relend;
|
|
|
|
|
unsigned long r_symndx;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
|
|
|
|
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
|
|
|
|
sym_hashes = elf_sym_hashes (abfd);
|
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
if (dynobj == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
relend = relocs + sec->reloc_count;
|
|
|
|
|
for (rel = relocs; rel < relend; rel++)
|
|
|
|
|
{
|
|
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
|
|
|
{
|
|
|
|
|
case R_VAX_GOT32:
|
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
|
|
|
if (r_symndx >= symtab_hdr->sh_info)
|
|
|
|
|
{
|
|
|
|
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
|
|
|
|
if (h->got.refcount > 0)
|
2002-09-28 06:28:17 +08:00
|
|
|
|
--h->got.refcount;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_PLT32:
|
|
|
|
|
case R_VAX_PC8:
|
|
|
|
|
case R_VAX_PC16:
|
|
|
|
|
case R_VAX_PC32:
|
|
|
|
|
case R_VAX_8:
|
|
|
|
|
case R_VAX_16:
|
|
|
|
|
case R_VAX_32:
|
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
|
|
|
if (r_symndx >= symtab_hdr->sh_info)
|
|
|
|
|
{
|
|
|
|
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
|
|
|
|
if (h->plt.refcount > 0)
|
|
|
|
|
--h->plt.refcount;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Adjust a symbol defined by a dynamic object and referenced by a
|
|
|
|
|
regular object. The current definition is in some section of the
|
|
|
|
|
dynamic object, but we're not including those sections. We have to
|
|
|
|
|
change the definition to something the rest of the link can
|
|
|
|
|
understand. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_adjust_dynamic_symbol (info, h)
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
asection *s;
|
|
|
|
|
unsigned int power_of_two;
|
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
|
|
|
|
|
/* 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)));
|
|
|
|
|
|
|
|
|
|
/* 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)
|
|
|
|
|
{
|
|
|
|
|
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
|
|
|
|
|
/* We must always create the plt entry if it was referenced
|
|
|
|
|
by a PLTxxO relocation. In this case we already recorded
|
|
|
|
|
it as a dynamic symbol. */
|
|
|
|
|
&& h->dynindx == -1)
|
|
|
|
|
{
|
|
|
|
|
/* This case can occur if we saw a PLTxx 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 PCxx
|
|
|
|
|
reloc instead. */
|
|
|
|
|
BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0);
|
|
|
|
|
h->plt.offset = (bfd_vma) -1;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* GC may have rendered this entry unused. */
|
|
|
|
|
if (h->plt.refcount <= 0)
|
|
|
|
|
{
|
|
|
|
|
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
|
|
|
|
|
h->plt.offset = (bfd_vma) -1;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Make sure this symbol is output as a dynamic symbol. */
|
|
|
|
|
if (h->dynindx == -1)
|
|
|
|
|
{
|
|
|
|
|
if (! bfd_elf32_link_record_dynamic_symbol (info, h))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".plt");
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
|
|
|
|
|
/* 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 this symbol is not defined in a regular file, and we are
|
|
|
|
|
not generating a shared library, then set the symbol to this
|
|
|
|
|
location in the .plt. This is required to make function
|
|
|
|
|
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->root.u.def.section = s;
|
|
|
|
|
h->root.u.def.value = s->_raw_size;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
h->plt.offset = s->_raw_size;
|
|
|
|
|
|
|
|
|
|
/* Make room for this entry. */
|
|
|
|
|
s->_raw_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. */
|
|
|
|
|
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".got.plt");
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
s->_raw_size += 4;
|
|
|
|
|
|
|
|
|
|
/* 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 (Elf32_External_Rela);
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Reinitialize the plt offset now that it is not used as a reference
|
|
|
|
|
count any more. */
|
|
|
|
|
h->plt.offset = (bfd_vma) -1;
|
|
|
|
|
|
|
|
|
|
/* 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)
|
|
|
|
|
{
|
|
|
|
|
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;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* This is a reference to a symbol defined by a dynamic object which
|
|
|
|
|
is not a function. */
|
|
|
|
|
|
|
|
|
|
/* If we are creating a shared library, we must presume that the
|
|
|
|
|
only references to the symbol are via the global offset table.
|
|
|
|
|
For such cases we need not do anything here; the relocations will
|
|
|
|
|
be handled correctly by relocate_section. */
|
|
|
|
|
if (info->shared)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* 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
|
|
|
|
|
object will contain position independent code, so all references
|
|
|
|
|
from the dynamic object to this symbol will go through the global
|
|
|
|
|
offset table. The dynamic linker will use the .dynsym entry to
|
|
|
|
|
determine the address it must put in the global offset table, so
|
|
|
|
|
both the dynamic object and the regular object will refer to the
|
|
|
|
|
same memory location for the variable. */
|
|
|
|
|
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".dynbss");
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
|
|
|
|
|
/* We must generate a R_VAX_COPY reloc to tell the dynamic linker to
|
|
|
|
|
copy the initial value out of the dynamic object and into the
|
|
|
|
|
runtime process image. We need to remember the offset into the
|
|
|
|
|
.rela.bss section we are going to use. */
|
|
|
|
|
if ((h->root.u.def.section->flags & SEC_ALLOC) != 0)
|
|
|
|
|
{
|
|
|
|
|
asection *srel;
|
|
|
|
|
|
|
|
|
|
srel = bfd_get_section_by_name (dynobj, ".rela.bss");
|
|
|
|
|
BFD_ASSERT (srel != NULL);
|
|
|
|
|
srel->_raw_size += sizeof (Elf32_External_Rela);
|
|
|
|
|
h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* We need to figure out the alignment required for this symbol. I
|
|
|
|
|
have no idea how ELF linkers handle this. */
|
|
|
|
|
power_of_two = bfd_log2 (h->size);
|
|
|
|
|
if (power_of_two > 3)
|
|
|
|
|
power_of_two = 3;
|
|
|
|
|
|
|
|
|
|
/* Apply the required alignment. */
|
|
|
|
|
s->_raw_size = BFD_ALIGN (s->_raw_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))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 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;
|
|
|
|
|
|
|
|
|
|
/* Increment the section size to make room for the symbol. */
|
|
|
|
|
s->_raw_size += h->size;
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Set the sizes of the dynamic sections. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_size_dynamic_sections (output_bfd, info)
|
|
|
|
|
bfd *output_bfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
asection *s;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
bfd_boolean plt;
|
|
|
|
|
bfd_boolean relocs;
|
|
|
|
|
bfd_boolean reltext;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
BFD_ASSERT (dynobj != NULL);
|
|
|
|
|
|
|
|
|
|
if (elf_hash_table (info)->dynamic_sections_created)
|
|
|
|
|
{
|
|
|
|
|
/* Set the contents of the .interp section to the interpreter. */
|
|
|
|
|
if (!info->shared)
|
|
|
|
|
{
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".interp");
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
s->_raw_size = sizeof ELF_DYNAMIC_INTERPRETER;
|
|
|
|
|
s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
/* We may have created entries in the .rela.got and .got sections.
|
|
|
|
|
However, if we are not creating the dynamic sections, we will
|
|
|
|
|
not actually use these entries. Reset the size of .rela.got
|
|
|
|
|
and .got, which will cause it to get stripped from the output
|
|
|
|
|
file below. */
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".rela.got");
|
|
|
|
|
if (s != NULL)
|
|
|
|
|
s->_raw_size = 0;
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".got.plt");
|
|
|
|
|
if (s != NULL)
|
|
|
|
|
s->_raw_size = 0;
|
|
|
|
|
s = bfd_get_section_by_name (dynobj, ".got");
|
|
|
|
|
if (s != NULL)
|
|
|
|
|
s->_raw_size = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* If this is a -Bsymbolic shared link, then we need to discard all PC
|
|
|
|
|
relative relocs against symbols defined in a regular object. We
|
|
|
|
|
allocated space for them in the check_relocs routine, but we will not
|
|
|
|
|
fill them in in the relocate_section routine. */
|
|
|
|
|
if (info->shared && info->symbolic)
|
|
|
|
|
elf_vax_link_hash_traverse (elf_vax_hash_table (info),
|
2002-09-28 06:28:17 +08:00
|
|
|
|
elf_vax_discard_copies,
|
|
|
|
|
(PTR) NULL);
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
/* If this is a -Bsymbolic shared link or a static link, we need to
|
2002-09-28 06:28:17 +08:00
|
|
|
|
discard all the got entries we've recorded. Otherwise, we need to
|
|
|
|
|
instantiate (allocate space for them). */
|
|
|
|
|
elf_link_hash_traverse (elf_hash_table (info),
|
|
|
|
|
elf_vax_instantiate_got_entries,
|
|
|
|
|
(PTR) info);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* The check_relocs and adjust_dynamic_symbol entry points have
|
|
|
|
|
determined the sizes of the various dynamic sections. Allocate
|
|
|
|
|
memory for them. */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
plt = FALSE;
|
|
|
|
|
relocs = FALSE;
|
|
|
|
|
reltext = FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
for (s = dynobj->sections; s != NULL; s = s->next)
|
|
|
|
|
{
|
|
|
|
|
const char *name;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
bfd_boolean strip;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
if ((s->flags & SEC_LINKER_CREATED) == 0)
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
/* It's OK to base decisions on the section name, because none
|
|
|
|
|
of the dynobj section names depend upon the input files. */
|
|
|
|
|
name = bfd_get_section_name (dynobj, s);
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
strip = FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
if (strcmp (name, ".plt") == 0)
|
|
|
|
|
{
|
|
|
|
|
if (s->_raw_size == 0)
|
|
|
|
|
{
|
|
|
|
|
/* Strip this section if we don't need it; see the
|
|
|
|
|
comment below. */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
strip = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
/* Remember whether there is a PLT. */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
plt = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
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. */
|
2002-11-30 16:39:46 +08:00
|
|
|
|
strip = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
asection *target;
|
|
|
|
|
|
|
|
|
|
/* Remember whether there are any reloc sections other
|
|
|
|
|
than .rela.plt. */
|
|
|
|
|
if (strcmp (name, ".rela.plt") != 0)
|
|
|
|
|
{
|
|
|
|
|
const char *outname;
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
relocs = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* If this relocation section applies to a read only
|
|
|
|
|
section, then we probably need a DT_TEXTREL
|
|
|
|
|
entry. .rela.plt is actually associated with
|
|
|
|
|
.got.plt, which is never readonly. */
|
|
|
|
|
outname = bfd_get_section_name (output_bfd,
|
|
|
|
|
s->output_section);
|
|
|
|
|
target = bfd_get_section_by_name (output_bfd, outname + 5);
|
|
|
|
|
if (target != NULL
|
|
|
|
|
&& (target->flags & SEC_READONLY) != 0
|
|
|
|
|
&& (target->flags & SEC_ALLOC) != 0)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
reltext = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* We use the reloc_count field as a counter if we need
|
|
|
|
|
to copy relocs into the output file. */
|
|
|
|
|
s->reloc_count = 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
2002-09-29 07:15:50 +08:00
|
|
|
|
else if (strncmp (name, ".got", 4) != 0)
|
2002-05-30 10:14:13 +08:00
|
|
|
|
{
|
|
|
|
|
/* It's not one of our sections, so don't allocate space. */
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (strip)
|
|
|
|
|
{
|
|
|
|
|
_bfd_strip_section_from_output (info, s);
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Allocate memory for the section contents. */
|
|
|
|
|
s->contents = (bfd_byte *) bfd_alloc (dynobj, s->_raw_size);
|
|
|
|
|
if (s->contents == NULL && s->_raw_size != 0)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (elf_hash_table (info)->dynamic_sections_created)
|
|
|
|
|
{
|
|
|
|
|
/* Add some entries to the .dynamic section. We fill in the
|
|
|
|
|
values later, in elf_vax_finish_dynamic_sections, but we
|
|
|
|
|
must add the entries now so that we get the correct size for
|
|
|
|
|
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, (bfd_vma) (TAG), (bfd_vma) (VAL))
|
|
|
|
|
|
|
|
|
|
if (!info->shared)
|
|
|
|
|
{
|
|
|
|
|
if (!add_dynamic_entry (DT_DEBUG, 0))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (plt)
|
|
|
|
|
{
|
|
|
|
|
if (!add_dynamic_entry (DT_PLTGOT, 0)
|
|
|
|
|
|| !add_dynamic_entry (DT_PLTRELSZ, 0)
|
|
|
|
|
|| !add_dynamic_entry (DT_PLTREL, DT_RELA)
|
|
|
|
|
|| !add_dynamic_entry (DT_JMPREL, 0))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (relocs)
|
|
|
|
|
{
|
|
|
|
|
if (!add_dynamic_entry (DT_RELA, 0)
|
|
|
|
|
|| !add_dynamic_entry (DT_RELASZ, 0)
|
|
|
|
|
|| !add_dynamic_entry (DT_RELAENT, sizeof (Elf32_External_Rela)))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (reltext || (info->flags & DF_TEXTREL) != 0)
|
|
|
|
|
{
|
|
|
|
|
if (!add_dynamic_entry (DT_TEXTREL, 0))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
#undef add_dynamic_entry
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* This function is called via elf_vax_link_hash_traverse if we are
|
|
|
|
|
creating a shared object with -Bsymbolic. It discards the space
|
|
|
|
|
allocated to copy PC relative relocs against symbols which are defined
|
|
|
|
|
in regular objects. We allocated space for them in the check_relocs
|
|
|
|
|
routine, but we won't fill them in in the relocate_section routine. */
|
|
|
|
|
|
|
|
|
|
/*ARGSUSED*/
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_discard_copies (h, ignore)
|
|
|
|
|
struct elf_vax_link_hash_entry *h;
|
|
|
|
|
PTR ignore ATTRIBUTE_UNUSED;
|
|
|
|
|
{
|
|
|
|
|
struct elf_vax_pcrel_relocs_copied *s;
|
|
|
|
|
|
|
|
|
|
if (h->root.root.type == bfd_link_hash_warning)
|
|
|
|
|
h = (struct elf_vax_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)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
for (s = h->pcrel_relocs_copied; s != NULL; s = s->next)
|
|
|
|
|
s->section->_raw_size -= s->count * sizeof (Elf32_External_Rela);
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
2002-09-28 06:28:17 +08:00
|
|
|
|
/* This function is called via elf_link_hash_traverse. It looks for entries
|
|
|
|
|
that have GOT or PLT (.GOT) references. If creating a static object or a
|
|
|
|
|
shared object with -Bsymbolic, it resets the reference count back to 0
|
|
|
|
|
and sets the offset to -1 so normal PC32 relocation will be done. If
|
|
|
|
|
creating a shared object or executable, space in the .got and .rela.got
|
|
|
|
|
will be reserved for the symbol. */
|
|
|
|
|
|
|
|
|
|
/*ARGSUSED*/
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-09-28 06:28:17 +08:00
|
|
|
|
elf_vax_instantiate_got_entries (h, infoptr)
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
PTR infoptr;
|
|
|
|
|
{
|
|
|
|
|
struct bfd_link_info *info = (struct bfd_link_info *) infoptr;
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *srelgot;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
|
2002-09-28 06:28:17 +08:00
|
|
|
|
/* We don't care about non-GOT (and non-PLT) entries. */
|
|
|
|
|
if (h->got.refcount <= 0 && h->plt.refcount <= 0)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-09-28 06:28:17 +08:00
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
if (dynobj == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-09-28 06:28:17 +08:00
|
|
|
|
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got");
|
|
|
|
|
srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
|
|
|
|
|
|
|
|
|
|
if (!elf_hash_table (info)->dynamic_sections_created
|
|
|
|
|
|| (info->shared && info->symbolic))
|
|
|
|
|
{
|
|
|
|
|
h->got.refcount = 0;
|
|
|
|
|
h->got.offset = (bfd_vma) -1;
|
|
|
|
|
h->plt.refcount = 0;
|
|
|
|
|
h->plt.offset = (bfd_vma) -1;
|
|
|
|
|
}
|
|
|
|
|
else if (h->got.refcount > 0)
|
|
|
|
|
{
|
|
|
|
|
/* Make sure this symbol is output as a dynamic symbol. */
|
|
|
|
|
if (h->dynindx == -1)
|
|
|
|
|
{
|
|
|
|
|
if (!bfd_elf32_link_record_dynamic_symbol (info, h))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-09-28 06:28:17 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Allocate space in the .got and .rela.got sections. */
|
|
|
|
|
sgot->_raw_size += 4;
|
|
|
|
|
srelgot->_raw_size += sizeof (Elf32_External_Rela);
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-09-28 06:28:17 +08:00
|
|
|
|
}
|
|
|
|
|
|
2002-05-30 10:14:13 +08:00
|
|
|
|
/* Relocate an VAX ELF section. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_relocate_section (output_bfd, info, input_bfd, input_section,
|
|
|
|
|
contents, relocs, local_syms, local_sections)
|
|
|
|
|
bfd *output_bfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
bfd *input_bfd;
|
|
|
|
|
asection *input_section;
|
|
|
|
|
bfd_byte *contents;
|
|
|
|
|
Elf_Internal_Rela *relocs;
|
|
|
|
|
Elf_Internal_Sym *local_syms;
|
|
|
|
|
asection **local_sections;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
|
|
|
struct elf_link_hash_entry **sym_hashes;
|
|
|
|
|
bfd_vma *local_got_offsets;
|
|
|
|
|
bfd_vma plt_index;
|
|
|
|
|
bfd_vma got_offset;
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *splt;
|
|
|
|
|
asection *sgotplt;
|
|
|
|
|
asection *sreloc;
|
|
|
|
|
Elf_Internal_Rela *rel;
|
|
|
|
|
Elf_Internal_Rela *relend;
|
|
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
|
if (info->relocatable)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-07-23 20:29:33 +08:00
|
|
|
|
|
2002-05-30 10:14:13 +08:00
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
|
|
|
|
|
sym_hashes = elf_sym_hashes (input_bfd);
|
|
|
|
|
local_got_offsets = elf_local_got_offsets (input_bfd);
|
|
|
|
|
|
|
|
|
|
sgot = NULL;
|
|
|
|
|
splt = NULL;
|
|
|
|
|
sgotplt = NULL;
|
|
|
|
|
sreloc = NULL;
|
|
|
|
|
|
|
|
|
|
rel = relocs;
|
|
|
|
|
relend = relocs + input_section->reloc_count;
|
|
|
|
|
for (; rel < relend; rel++)
|
|
|
|
|
{
|
|
|
|
|
int r_type;
|
|
|
|
|
reloc_howto_type *howto;
|
|
|
|
|
unsigned long r_symndx;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
Elf_Internal_Sym *sym;
|
|
|
|
|
asection *sec;
|
|
|
|
|
bfd_vma relocation;
|
|
|
|
|
bfd_reloc_status_type r;
|
|
|
|
|
|
|
|
|
|
r_type = ELF32_R_TYPE (rel->r_info);
|
|
|
|
|
if (r_type < 0 || r_type >= (int) R_VAX_max)
|
|
|
|
|
{
|
|
|
|
|
bfd_set_error (bfd_error_bad_value);
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
howto = howto_table + r_type;
|
|
|
|
|
|
|
|
|
|
/* This is a final link. */
|
2002-07-23 20:29:33 +08:00
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
h = NULL;
|
|
|
|
|
sym = NULL;
|
|
|
|
|
sec = NULL;
|
|
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
|
|
|
{
|
|
|
|
|
sym = local_syms + r_symndx;
|
|
|
|
|
sec = local_sections[r_symndx];
|
|
|
|
|
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, sec, rel);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
2003-08-20 16:37:19 +08:00
|
|
|
|
bfd_boolean unresolved_reloc;
|
|
|
|
|
bfd_boolean warned;
|
|
|
|
|
|
|
|
|
|
RELOC_FOR_GLOBAL_SYMBOL (h, sym_hashes, r_symndx,
|
|
|
|
|
symtab_hdr, relocation, sec,
|
|
|
|
|
unresolved_reloc, info,
|
|
|
|
|
warned);
|
|
|
|
|
|
|
|
|
|
if ((h->root.type == bfd_link_hash_defined
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|| h->root.type == bfd_link_hash_defweak)
|
2003-08-20 16:37:19 +08:00
|
|
|
|
&& ((r_type == R_VAX_PLT32
|
2002-05-30 10:14:13 +08:00
|
|
|
|
&& h->plt.offset != (bfd_vma) -1
|
|
|
|
|
&& elf_hash_table (info)->dynamic_sections_created)
|
|
|
|
|
|| (r_type == R_VAX_GOT32
|
|
|
|
|
&& strcmp (h->root.root.string,
|
|
|
|
|
"_GLOBAL_OFFSET_TABLE_") != 0
|
|
|
|
|
&& 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))
|
|
|
|
|
|| (info->shared
|
|
|
|
|
&& ((! info->symbolic && h->dynindx != -1)
|
|
|
|
|
|| (h->elf_link_hash_flags
|
|
|
|
|
& ELF_LINK_HASH_DEF_REGULAR) == 0)
|
|
|
|
|
&& ((input_section->flags & SEC_ALLOC) != 0
|
|
|
|
|
/* DWARF will emit R_VAX_32 relocations in its
|
|
|
|
|
sections against symbols defined externally
|
|
|
|
|
in shared libraries. We can't do anything
|
|
|
|
|
with them here. */
|
|
|
|
|
|
|
|
|
|
|| ((input_section->flags & SEC_DEBUGGING) != 0
|
|
|
|
|
&& (h->elf_link_hash_flags
|
|
|
|
|
& ELF_LINK_HASH_DEF_DYNAMIC) != 0))
|
|
|
|
|
&& (r_type == R_VAX_8
|
|
|
|
|
|| r_type == R_VAX_16
|
|
|
|
|
|| r_type == R_VAX_32
|
|
|
|
|
|| r_type == R_VAX_PC8
|
|
|
|
|
|| r_type == R_VAX_PC16
|
2003-08-20 16:37:19 +08:00
|
|
|
|
|| r_type == R_VAX_PC32))))
|
|
|
|
|
/* In these cases, we don't need the relocation
|
|
|
|
|
value. We check specially because in some
|
|
|
|
|
obscure cases sec->output_section will be NULL. */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
relocation = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
switch (r_type)
|
|
|
|
|
{
|
|
|
|
|
case R_VAX_GOT32:
|
|
|
|
|
/* Relocation is to the address of the entry for this symbol
|
|
|
|
|
in the global offset table. */
|
2002-09-28 06:28:17 +08:00
|
|
|
|
if (h == NULL || h->got.offset == (bfd_vma) -1)
|
2002-05-30 10:14:13 +08:00
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
/* Relocation is the offset of the entry for this symbol in
|
|
|
|
|
the global offset table. */
|
|
|
|
|
|
|
|
|
|
{
|
|
|
|
|
bfd_vma off;
|
|
|
|
|
|
|
|
|
|
if (sgot == NULL)
|
|
|
|
|
{
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got");
|
|
|
|
|
BFD_ASSERT (sgot != NULL);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
BFD_ASSERT (h != NULL);
|
|
|
|
|
off = h->got.offset;
|
|
|
|
|
BFD_ASSERT (off != (bfd_vma) -1);
|
2002-09-28 06:28:17 +08:00
|
|
|
|
BFD_ASSERT (off < sgot->_raw_size);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
if (info->shared
|
|
|
|
|
&& h->dynindx == -1
|
|
|
|
|
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
|
|
|
|
|
{
|
|
|
|
|
/* The symbol was forced to be local
|
|
|
|
|
because of a version file.. We must initialize
|
|
|
|
|
this entry in the global offset table. Since
|
|
|
|
|
the offset must always be a multiple of 4, we
|
|
|
|
|
use the least significant bit to record whether
|
|
|
|
|
we have initialized it already.
|
|
|
|
|
|
|
|
|
|
When doing a dynamic link, we create a .rela.got
|
|
|
|
|
relocation entry to initialize the value. This
|
|
|
|
|
is done in the finish_dynamic_symbol routine. */
|
|
|
|
|
if ((off & 1) != 0)
|
|
|
|
|
off &= ~1;
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
bfd_put_32 (output_bfd, relocation + rel->r_addend,
|
|
|
|
|
sgot->contents + off);
|
|
|
|
|
h->got.offset |= 1;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
bfd_put_32 (output_bfd, rel->r_addend, sgot->contents + off);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
relocation = sgot->output_offset + off;
|
2002-09-28 06:28:17 +08:00
|
|
|
|
/* The GOT relocation uses the addend. */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
rel->r_addend = 0;
|
|
|
|
|
|
2002-09-28 06:28:17 +08:00
|
|
|
|
/* Change the reference to be indirect. */
|
|
|
|
|
contents[rel->r_offset - 1] |= 0x10;
|
|
|
|
|
relocation += sgot->output_section->vma;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_PLT32:
|
|
|
|
|
/* Relocation is to the entry for this symbol in the
|
|
|
|
|
procedure linkage table. */
|
|
|
|
|
|
|
|
|
|
/* Resolve a PLTxx reloc against a local symbol directly,
|
|
|
|
|
without using the procedure linkage table. */
|
|
|
|
|
if (h == NULL)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
if (h->plt.offset == (bfd_vma) -1
|
|
|
|
|
|| !elf_hash_table (info)->dynamic_sections_created)
|
|
|
|
|
{
|
|
|
|
|
/* We didn't make a PLT entry for this symbol. This
|
|
|
|
|
happens when statically linking PIC code, or when
|
|
|
|
|
using -Bsymbolic. */
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (splt == NULL)
|
|
|
|
|
{
|
|
|
|
|
splt = bfd_get_section_by_name (dynobj, ".plt");
|
|
|
|
|
BFD_ASSERT (splt != NULL);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (sgotplt == NULL)
|
|
|
|
|
{
|
|
|
|
|
sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
|
|
|
|
|
BFD_ASSERT (splt != NULL);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
plt_index = h->plt.offset / PLT_ENTRY_SIZE - 1;
|
|
|
|
|
|
|
|
|
|
/* Get the offset into the .got table of the entry that
|
|
|
|
|
corresponds to this function. Each .got entry is 4 bytes.
|
|
|
|
|
The first two are reserved. */
|
|
|
|
|
got_offset = (plt_index + 3) * 4;
|
|
|
|
|
|
|
|
|
|
/* We want the relocate to point into the .got.plt instead
|
2002-06-03 09:57:10 +08:00
|
|
|
|
of the plt itself. */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
relocation = (sgotplt->output_section->vma
|
|
|
|
|
+ sgotplt->output_offset
|
|
|
|
|
+ got_offset);
|
|
|
|
|
contents[rel->r_offset-1] |= 0x10; /* make indirect */
|
|
|
|
|
if (rel->r_addend == 2)
|
|
|
|
|
{
|
|
|
|
|
h->plt.offset |= 1;
|
|
|
|
|
}
|
|
|
|
|
else if (rel->r_addend != 0)
|
|
|
|
|
(*_bfd_error_handler)
|
|
|
|
|
(_("%s: warning: PLT addend of %d to `%s' from %s section ignored"),
|
|
|
|
|
bfd_get_filename (input_bfd), rel->r_addend,
|
|
|
|
|
h->root.root.string,
|
|
|
|
|
bfd_get_section_name (input_bfd, input_section));
|
|
|
|
|
rel->r_addend = 0;
|
|
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_PC8:
|
|
|
|
|
case R_VAX_PC16:
|
|
|
|
|
case R_VAX_PC32:
|
|
|
|
|
if (h == NULL)
|
|
|
|
|
break;
|
|
|
|
|
/* Fall through. */
|
|
|
|
|
case R_VAX_8:
|
|
|
|
|
case R_VAX_16:
|
|
|
|
|
case R_VAX_32:
|
|
|
|
|
if (info->shared
|
|
|
|
|
&& r_symndx != 0
|
|
|
|
|
&& (input_section->flags & SEC_ALLOC) != 0
|
|
|
|
|
&& ((r_type != R_VAX_PC8
|
|
|
|
|
&& r_type != R_VAX_PC16
|
|
|
|
|
&& r_type != R_VAX_PC32)
|
|
|
|
|
|| (!info->symbolic
|
|
|
|
|
|| (h->elf_link_hash_flags
|
|
|
|
|
& ELF_LINK_HASH_DEF_REGULAR) == 0)))
|
|
|
|
|
{
|
|
|
|
|
Elf_Internal_Rela outrel;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
bfd_byte *loc;
|
2002-11-30 16:39:46 +08:00
|
|
|
|
bfd_boolean skip, relocate;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* When generating a shared object, these relocations
|
|
|
|
|
are copied into the output file to be resolved at run
|
|
|
|
|
time. */
|
|
|
|
|
if (sreloc == NULL)
|
|
|
|
|
{
|
|
|
|
|
const char *name;
|
|
|
|
|
|
|
|
|
|
name = (bfd_elf_string_from_elf_section
|
|
|
|
|
(input_bfd,
|
|
|
|
|
elf_elfheader (input_bfd)->e_shstrndx,
|
|
|
|
|
elf_section_data (input_section)->rel_hdr.sh_name));
|
|
|
|
|
if (name == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
BFD_ASSERT (strncmp (name, ".rela", 5) == 0
|
|
|
|
|
&& strcmp (bfd_get_section_name (input_bfd,
|
|
|
|
|
input_section),
|
|
|
|
|
name + 5) == 0);
|
|
|
|
|
|
|
|
|
|
sreloc = bfd_get_section_by_name (dynobj, name);
|
|
|
|
|
BFD_ASSERT (sreloc != NULL);
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
skip = FALSE;
|
|
|
|
|
relocate = FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
outrel.r_offset =
|
|
|
|
|
_bfd_elf_section_offset (output_bfd, info, input_section,
|
|
|
|
|
rel->r_offset);
|
|
|
|
|
if (outrel.r_offset == (bfd_vma) -1)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
skip = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
if (outrel.r_offset == (bfd_vma) -2)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
skip = TRUE, relocate = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
outrel.r_offset += (input_section->output_section->vma
|
|
|
|
|
+ input_section->output_offset);
|
|
|
|
|
|
|
|
|
|
if (skip)
|
|
|
|
|
memset (&outrel, 0, sizeof outrel);
|
|
|
|
|
/* h->dynindx may be -1 if the symbol was marked to
|
|
|
|
|
become local. */
|
|
|
|
|
else if (h != NULL
|
|
|
|
|
&& ((! info->symbolic && h->dynindx != -1)
|
|
|
|
|
|| (h->elf_link_hash_flags
|
|
|
|
|
& ELF_LINK_HASH_DEF_REGULAR) == 0))
|
|
|
|
|
{
|
|
|
|
|
BFD_ASSERT (h->dynindx != -1);
|
|
|
|
|
outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
|
|
|
|
|
outrel.r_addend = relocation + rel->r_addend;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
if (r_type == R_VAX_32)
|
|
|
|
|
{
|
2002-11-30 16:39:46 +08:00
|
|
|
|
relocate = TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
outrel.r_info = ELF32_R_INFO (0, R_VAX_RELATIVE);
|
|
|
|
|
BFD_ASSERT (bfd_get_signed_32 (input_bfd,
|
|
|
|
|
&contents[rel->r_offset]) == 0);
|
|
|
|
|
outrel.r_addend = relocation + rel->r_addend;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
long indx;
|
|
|
|
|
|
|
|
|
|
if (h == NULL)
|
|
|
|
|
sec = local_sections[r_symndx];
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
BFD_ASSERT (h->root.type == bfd_link_hash_defined
|
|
|
|
|
|| (h->root.type
|
|
|
|
|
== bfd_link_hash_defweak));
|
|
|
|
|
sec = h->root.u.def.section;
|
|
|
|
|
}
|
|
|
|
|
if (sec != NULL && bfd_is_abs_section (sec))
|
|
|
|
|
indx = 0;
|
|
|
|
|
else if (sec == NULL || sec->owner == NULL)
|
|
|
|
|
{
|
|
|
|
|
bfd_set_error (bfd_error_bad_value);
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
asection *osec;
|
|
|
|
|
|
|
|
|
|
osec = sec->output_section;
|
|
|
|
|
indx = elf_section_data (osec)->dynindx;
|
|
|
|
|
BFD_ASSERT (indx > 0);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
outrel.r_info = ELF32_R_INFO (indx, r_type);
|
|
|
|
|
outrel.r_addend = relocation + rel->r_addend;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!strcmp (bfd_get_section_name (input_bfd, input_section),
|
2002-06-03 09:57:10 +08:00
|
|
|
|
".text") != 0 ||
|
2002-05-30 10:14:13 +08:00
|
|
|
|
(info->shared
|
|
|
|
|
&& ELF32_R_TYPE(outrel.r_info) != R_VAX_32
|
|
|
|
|
&& ELF32_R_TYPE(outrel.r_info) != R_VAX_RELATIVE
|
|
|
|
|
&& ELF32_R_TYPE(outrel.r_info) != R_VAX_COPY
|
|
|
|
|
&& ELF32_R_TYPE(outrel.r_info) != R_VAX_JMP_SLOT
|
|
|
|
|
&& ELF32_R_TYPE(outrel.r_info) != R_VAX_GLOB_DAT))
|
|
|
|
|
{
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
(*_bfd_error_handler)
|
|
|
|
|
(_("%s: warning: %s relocation against symbol `%s' from %s section"),
|
|
|
|
|
bfd_get_filename (input_bfd), howto->name,
|
|
|
|
|
h->root.root.string,
|
|
|
|
|
bfd_get_section_name (input_bfd, input_section));
|
|
|
|
|
else
|
|
|
|
|
(*_bfd_error_handler)
|
|
|
|
|
(_("%s: warning: %s relocation to 0x%x from %s section"),
|
|
|
|
|
bfd_get_filename (input_bfd), howto->name,
|
|
|
|
|
outrel.r_addend,
|
|
|
|
|
bfd_get_section_name (input_bfd, input_section));
|
|
|
|
|
}
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
loc = sreloc->contents;
|
|
|
|
|
loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rela);
|
|
|
|
|
bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* This reloc will be computed at runtime, so there's no
|
|
|
|
|
need to do anything now, except for R_VAX_32
|
|
|
|
|
relocations that have been turned into
|
|
|
|
|
R_VAX_RELATIVE. */
|
|
|
|
|
if (!relocate)
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case R_VAX_GNU_VTINHERIT:
|
|
|
|
|
case R_VAX_GNU_VTENTRY:
|
|
|
|
|
/* These are no-ops in the end. */
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
/* VAX PCREL relocations are from the end of relocation, not the start.
|
2002-09-28 06:28:17 +08:00
|
|
|
|
So subtract the difference from the relocation amount since we can't
|
|
|
|
|
add it to the offset. */
|
2002-05-30 10:14:13 +08:00
|
|
|
|
if (howto->pc_relative && howto->pcrel_offset)
|
2002-09-28 06:28:17 +08:00
|
|
|
|
relocation -= bfd_get_reloc_size(howto);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
|
|
|
|
|
contents, rel->r_offset,
|
|
|
|
|
relocation, rel->r_addend);
|
|
|
|
|
|
|
|
|
|
if (r != bfd_reloc_ok)
|
|
|
|
|
{
|
|
|
|
|
switch (r)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
case bfd_reloc_outofrange:
|
|
|
|
|
abort ();
|
|
|
|
|
case bfd_reloc_overflow:
|
|
|
|
|
{
|
|
|
|
|
const char *name;
|
|
|
|
|
|
|
|
|
|
if (h != NULL)
|
|
|
|
|
name = h->root.root.string;
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
name = bfd_elf_string_from_elf_section (input_bfd,
|
|
|
|
|
symtab_hdr->sh_link,
|
|
|
|
|
sym->st_name);
|
|
|
|
|
if (name == NULL)
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
if (*name == '\0')
|
|
|
|
|
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)))
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return FALSE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Finish up dynamic symbol handling. We set the contents of various
|
|
|
|
|
dynamic sections here. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_finish_dynamic_symbol (output_bfd, info, h, sym)
|
|
|
|
|
bfd *output_bfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
|
Elf_Internal_Sym *sym;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
|
|
|
|
|
if (h->plt.offset != (bfd_vma) -1)
|
|
|
|
|
{
|
|
|
|
|
asection *splt;
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *srela;
|
|
|
|
|
bfd_vma plt_index;
|
|
|
|
|
bfd_vma got_offset;
|
|
|
|
|
bfd_vma addend;
|
|
|
|
|
Elf_Internal_Rela rela;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
bfd_byte *loc;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* This symbol has an entry in the procedure linkage table. Set
|
|
|
|
|
it up. */
|
|
|
|
|
BFD_ASSERT (h->dynindx != -1);
|
|
|
|
|
|
|
|
|
|
splt = bfd_get_section_by_name (dynobj, ".plt");
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got.plt");
|
|
|
|
|
srela = bfd_get_section_by_name (dynobj, ".rela.plt");
|
|
|
|
|
BFD_ASSERT (splt != NULL && sgot != NULL && srela != NULL);
|
|
|
|
|
|
|
|
|
|
addend = 2 * (h->plt.offset & 1);
|
|
|
|
|
h->plt.offset &= ~1;
|
|
|
|
|
|
|
|
|
|
/* Get the index in the procedure linkage table which
|
|
|
|
|
corresponds to this symbol. This is the index of this symbol
|
|
|
|
|
in all the symbols for which we are making plt entries. The
|
|
|
|
|
first entry in the procedure linkage table is reserved. */
|
|
|
|
|
plt_index = h->plt.offset / PLT_ENTRY_SIZE - 1;
|
|
|
|
|
|
|
|
|
|
/* Get the offset into the .got table of the entry that
|
|
|
|
|
corresponds to this function. Each .got entry is 4 bytes.
|
|
|
|
|
The first two are reserved. */
|
|
|
|
|
got_offset = (plt_index + 3) * 4;
|
|
|
|
|
|
|
|
|
|
/* Fill in the entry in the procedure linkage table. */
|
|
|
|
|
memcpy (splt->contents + h->plt.offset, elf_vax_plt_entry,
|
|
|
|
|
PLT_ENTRY_SIZE);
|
|
|
|
|
|
|
|
|
|
/* The offset is relative to the first extension word. */
|
|
|
|
|
bfd_put_32 (output_bfd,
|
|
|
|
|
-(h->plt.offset + 8),
|
|
|
|
|
splt->contents + h->plt.offset + 4);
|
|
|
|
|
|
|
|
|
|
bfd_put_32 (output_bfd, plt_index * sizeof (Elf32_External_Rela),
|
|
|
|
|
splt->contents + h->plt.offset + 8);
|
|
|
|
|
|
|
|
|
|
/* Fill in the entry in the global offset table. */
|
|
|
|
|
bfd_put_32 (output_bfd,
|
|
|
|
|
(splt->output_section->vma
|
|
|
|
|
+ splt->output_offset
|
|
|
|
|
+ h->plt.offset) + addend,
|
|
|
|
|
sgot->contents + got_offset);
|
|
|
|
|
|
|
|
|
|
/* Fill in the entry in the .rela.plt section. */
|
|
|
|
|
rela.r_offset = (sgot->output_section->vma
|
|
|
|
|
+ sgot->output_offset
|
|
|
|
|
+ got_offset);
|
|
|
|
|
rela.r_info = ELF32_R_INFO (h->dynindx, R_VAX_JMP_SLOT);
|
|
|
|
|
rela.r_addend = addend;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
loc = srela->contents + plt_index * sizeof (Elf32_External_Rela);
|
|
|
|
|
bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
|
|
|
|
|
{
|
|
|
|
|
/* Mark the symbol as undefined, rather than as defined in
|
|
|
|
|
the .plt section. Leave the value alone. */
|
|
|
|
|
sym->st_shndx = SHN_UNDEF;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (h->got.offset != (bfd_vma) -1)
|
|
|
|
|
{
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *srela;
|
|
|
|
|
Elf_Internal_Rela rela;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
bfd_byte *loc;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* This symbol has an entry in the global offset table. Set it
|
|
|
|
|
up. */
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got");
|
|
|
|
|
srela = bfd_get_section_by_name (dynobj, ".rela.got");
|
|
|
|
|
BFD_ASSERT (sgot != NULL && srela != NULL);
|
|
|
|
|
|
|
|
|
|
rela.r_offset = (sgot->output_section->vma
|
|
|
|
|
+ sgot->output_offset
|
|
|
|
|
+ (h->got.offset &~ 1));
|
|
|
|
|
|
|
|
|
|
/* If the symbol was forced to be local because of a version file
|
|
|
|
|
locally we just want to emit a RELATIVE reloc. The entry in
|
|
|
|
|
the global offset table will already have been initialized in
|
|
|
|
|
the relocate_section function. */
|
|
|
|
|
if (info->shared
|
|
|
|
|
&& h->dynindx == -1
|
|
|
|
|
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
|
|
|
|
|
{
|
|
|
|
|
rela.r_info = ELF32_R_INFO (0, R_VAX_RELATIVE);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
rela.r_info = ELF32_R_INFO (h->dynindx, R_VAX_GLOB_DAT);
|
|
|
|
|
}
|
|
|
|
|
rela.r_addend = bfd_get_signed_32 (output_bfd,
|
|
|
|
|
(sgot->contents
|
|
|
|
|
+ (h->got.offset & ~1)));
|
|
|
|
|
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
loc = srela->contents;
|
|
|
|
|
loc += srela->reloc_count++ * sizeof (Elf32_External_Rela);
|
|
|
|
|
bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
|
|
|
|
|
{
|
|
|
|
|
asection *s;
|
|
|
|
|
Elf_Internal_Rela rela;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
bfd_byte *loc;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
/* This symbol needs a copy reloc. Set it up. */
|
|
|
|
|
BFD_ASSERT (h->dynindx != -1
|
|
|
|
|
&& (h->root.type == bfd_link_hash_defined
|
|
|
|
|
|| h->root.type == bfd_link_hash_defweak));
|
|
|
|
|
|
|
|
|
|
s = bfd_get_section_by_name (h->root.u.def.section->owner,
|
|
|
|
|
".rela.bss");
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
|
|
|
|
|
rela.r_offset = (h->root.u.def.value
|
|
|
|
|
+ h->root.u.def.section->output_section->vma
|
|
|
|
|
+ h->root.u.def.section->output_offset);
|
|
|
|
|
rela.r_info = ELF32_R_INFO (h->dynindx, R_VAX_COPY);
|
|
|
|
|
rela.r_addend = 0;
|
include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
(Elf_Internal_Rel): Delete.
bfd/ChangeLog
* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
Elf64_Internal_* with Elf_Internal_*. Replace Elf_Internal_Rel
with Elf_Internal_Rela.
* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
* elf-hppa.h (elf_hppa_internal_shdr): Delete. Use Elf_Internal_Shdr
throughout instead.
* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
Remove INLINE keyword.
(elf_swap_reloc_in): Likewise. Also clear r_addend.
(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
as a bfd_byte *.
(elf_write_relocs): Consolidate REL and RELA code.
(elf_slurp_reloc_table_from_section): Simplify REL code.
(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
RELA code.
(elf_link_adjust_relocs): Likewise. Don't malloc space for temp
reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
(elf_link_output_relocs): Likewise.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
(struct elf_link_sort_rela): Remove union.
(elf_link_sort_cmp1): Update to suit.
(elf_link_sort_cmp2): Here too.
(elf_link_sort_relocs): Consolidate REL and RELA code. Fix memory
over-allocation for int_rels_per_ext_rel != 1 case.
* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
* elf32-i386.c: Likewise.
* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
elf64-sparc.c, elf64-x86-64.c: Likewise.
* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
* elfxx-mips.c (sort_dynamic_relocs): Likewise for
bfd_elf32_swap_reloc_in.
* elf32-arm.h: Update elf32_arm_info_to_howto calls.
* elf32-mips.c: Likewise for mips_info_to_howto_rel.
(mips_elf64_swap_reloc_in): Zero r_addend.
(mips_elf64_be_swap_reloc_in): Likewise.
(mips_elf64_slurp_one_reloc_table): Simplify.
* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
* elf64-hppa.c (hppa64_elf_size_info): Likewise.
* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 19:55:43 +08:00
|
|
|
|
loc = s->contents + s->reloc_count++ * sizeof (Elf32_External_Rela);
|
|
|
|
|
bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* 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)
|
|
|
|
|
sym->st_shndx = SHN_ABS;
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Finish up the dynamic sections. */
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
static bfd_boolean
|
2002-05-30 10:14:13 +08:00
|
|
|
|
elf_vax_finish_dynamic_sections (output_bfd, info)
|
|
|
|
|
bfd *output_bfd;
|
|
|
|
|
struct bfd_link_info *info;
|
|
|
|
|
{
|
|
|
|
|
bfd *dynobj;
|
|
|
|
|
asection *sgot;
|
|
|
|
|
asection *sdyn;
|
|
|
|
|
|
|
|
|
|
dynobj = elf_hash_table (info)->dynobj;
|
|
|
|
|
|
|
|
|
|
sgot = bfd_get_section_by_name (dynobj, ".got.plt");
|
|
|
|
|
BFD_ASSERT (sgot != NULL);
|
|
|
|
|
sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
|
|
|
|
|
|
|
|
|
|
if (elf_hash_table (info)->dynamic_sections_created)
|
|
|
|
|
{
|
|
|
|
|
asection *splt;
|
|
|
|
|
Elf32_External_Dyn *dyncon, *dynconend;
|
|
|
|
|
|
|
|
|
|
splt = bfd_get_section_by_name (dynobj, ".plt");
|
|
|
|
|
BFD_ASSERT (splt != NULL && sdyn != NULL);
|
|
|
|
|
|
|
|
|
|
dyncon = (Elf32_External_Dyn *) sdyn->contents;
|
|
|
|
|
dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
|
|
|
|
|
for (; dyncon < dynconend; dyncon++)
|
|
|
|
|
{
|
|
|
|
|
Elf_Internal_Dyn dyn;
|
|
|
|
|
const char *name;
|
|
|
|
|
asection *s;
|
|
|
|
|
|
|
|
|
|
bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
|
|
|
|
|
|
|
|
|
|
switch (dyn.d_tag)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case DT_PLTGOT:
|
|
|
|
|
name = ".got";
|
|
|
|
|
goto get_vma;
|
|
|
|
|
case DT_JMPREL:
|
|
|
|
|
name = ".rela.plt";
|
|
|
|
|
get_vma:
|
|
|
|
|
s = bfd_get_section_by_name (output_bfd, name);
|
|
|
|
|
BFD_ASSERT (s != NULL);
|
|
|
|
|
dyn.d_un.d_ptr = s->vma;
|
|
|
|
|
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
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;
|
|
|
|
|
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case DT_RELASZ:
|
|
|
|
|
/* The procedure linkage table relocs (DT_JMPREL) should
|
|
|
|
|
not be included in the overall relocs (DT_RELA).
|
|
|
|
|
Therefore, we override the DT_RELASZ entry here to
|
|
|
|
|
make it not include the JMPREL relocs. Since the
|
|
|
|
|
linker script arranges for .rela.plt to follow all
|
|
|
|
|
other relocation sections, we don't have to worry
|
|
|
|
|
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;
|
|
|
|
|
}
|
|
|
|
|
bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Fill in the first entry in the procedure linkage table. */
|
|
|
|
|
if (splt->_raw_size > 0)
|
|
|
|
|
{
|
|
|
|
|
memcpy (splt->contents, elf_vax_plt0_entry, PLT_ENTRY_SIZE);
|
|
|
|
|
bfd_put_32 (output_bfd,
|
|
|
|
|
(sgot->output_section->vma
|
|
|
|
|
+ sgot->output_offset + 4
|
|
|
|
|
- (splt->output_section->vma + 6)),
|
|
|
|
|
splt->contents + 2);
|
|
|
|
|
bfd_put_32 (output_bfd,
|
|
|
|
|
(sgot->output_section->vma
|
|
|
|
|
+ sgot->output_offset + 8
|
|
|
|
|
- (splt->output_section->vma + 12)),
|
|
|
|
|
splt->contents + 8);
|
2002-06-03 09:57:10 +08:00
|
|
|
|
elf_section_data (splt->output_section)->this_hdr.sh_entsize
|
2002-05-30 10:14:13 +08:00
|
|
|
|
= PLT_ENTRY_SIZE;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Fill in the first three entries in the global offset table. */
|
|
|
|
|
if (sgot->_raw_size > 0)
|
|
|
|
|
{
|
|
|
|
|
if (sdyn == NULL)
|
|
|
|
|
bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents);
|
|
|
|
|
else
|
|
|
|
|
bfd_put_32 (output_bfd,
|
|
|
|
|
sdyn->output_section->vma + sdyn->output_offset,
|
|
|
|
|
sgot->contents);
|
|
|
|
|
bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 4);
|
|
|
|
|
bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 8);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
|
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
|
return TRUE;
|
2002-05-30 10:14:13 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define TARGET_LITTLE_SYM bfd_elf32_vax_vec
|
|
|
|
|
#define TARGET_LITTLE_NAME "elf32-vax"
|
|
|
|
|
#define ELF_MACHINE_CODE EM_VAX
|
|
|
|
|
#define ELF_MAXPAGESIZE 0x1000
|
|
|
|
|
|
|
|
|
|
#define elf_backend_create_dynamic_sections \
|
|
|
|
|
_bfd_elf_create_dynamic_sections
|
|
|
|
|
#define bfd_elf32_bfd_link_hash_table_create \
|
|
|
|
|
elf_vax_link_hash_table_create
|
|
|
|
|
#define bfd_elf32_bfd_final_link _bfd_elf32_gc_common_final_link
|
|
|
|
|
|
|
|
|
|
#define elf_backend_check_relocs elf_vax_check_relocs
|
|
|
|
|
#define elf_backend_adjust_dynamic_symbol \
|
|
|
|
|
elf_vax_adjust_dynamic_symbol
|
|
|
|
|
#define elf_backend_size_dynamic_sections \
|
|
|
|
|
elf_vax_size_dynamic_sections
|
|
|
|
|
#define elf_backend_relocate_section elf_vax_relocate_section
|
|
|
|
|
#define elf_backend_finish_dynamic_symbol \
|
|
|
|
|
elf_vax_finish_dynamic_symbol
|
|
|
|
|
#define elf_backend_finish_dynamic_sections \
|
|
|
|
|
elf_vax_finish_dynamic_sections
|
|
|
|
|
#define elf_backend_gc_mark_hook elf_vax_gc_mark_hook
|
|
|
|
|
#define elf_backend_gc_sweep_hook elf_vax_gc_sweep_hook
|
|
|
|
|
#define bfd_elf32_bfd_merge_private_bfd_data \
|
|
|
|
|
elf32_vax_merge_private_bfd_data
|
|
|
|
|
#define bfd_elf32_bfd_set_private_flags \
|
|
|
|
|
elf32_vax_set_private_flags
|
|
|
|
|
#define bfd_elf32_bfd_print_private_bfd_data \
|
|
|
|
|
elf32_vax_print_private_bfd_data
|
|
|
|
|
|
|
|
|
|
#define elf_backend_can_gc_sections 1
|
|
|
|
|
#define elf_backend_want_got_plt 1
|
|
|
|
|
#define elf_backend_plt_readonly 1
|
|
|
|
|
#define elf_backend_want_plt_sym 0
|
|
|
|
|
#define elf_backend_got_header_size 16
|
2002-07-23 20:29:33 +08:00
|
|
|
|
#define elf_backend_rela_normal 1
|
2002-05-30 10:14:13 +08:00
|
|
|
|
|
|
|
|
|
#include "elf32-target.h"
|