1999-05-03 15:29:11 +08:00
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/* D10V-specific support for 32-bit ELF
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2003-06-25 14:40:27 +08:00
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Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003
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Free Software Foundation, Inc.
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1999-05-03 15:29:11 +08:00
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Contributed by Martin Hunt (hunt@cygnus.com).
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "bfd.h"
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#include "sysdep.h"
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#include "libbfd.h"
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#include "elf-bfd.h"
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2000-06-07 11:43:33 +08:00
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#include "elf/d10v.h"
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1999-05-03 15:29:11 +08:00
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static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
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PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
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static void d10v_info_to_howto_rel
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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
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PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
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2001-08-25 17:49:44 +08:00
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static asection * elf32_d10v_gc_mark_hook
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2002-07-01 16:06:47 +08:00
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PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
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2001-08-25 17:49:44 +08:00
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struct elf_link_hash_entry *, Elf_Internal_Sym *));
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2002-11-30 16:39:46 +08:00
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static bfd_boolean elf32_d10v_gc_sweep_hook
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2001-08-25 17:49:44 +08:00
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PARAMS ((bfd *, struct bfd_link_info *, asection *,
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const Elf_Internal_Rela *));
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2002-11-30 16:39:46 +08:00
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static bfd_boolean elf32_d10v_check_relocs
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2001-08-25 17:49:44 +08:00
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PARAMS ((bfd *, struct bfd_link_info *, asection *,
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const Elf_Internal_Rela *));
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2002-11-30 16:39:46 +08:00
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static bfd_boolean elf32_d10v_relocate_section
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2001-08-25 17:49:44 +08:00
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *,
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bfd_byte *, Elf_Internal_Rela *, Elf_Internal_Sym *,
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asection **));
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/* Use REL instead of RELA to save space. */
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2002-10-17 10:59:15 +08:00
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#define USE_REL 1
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1999-05-03 15:29:11 +08:00
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static reloc_howto_type elf_d10v_howto_table[] =
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2001-08-25 17:49:44 +08:00
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{
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/* This reloc does nothing. */
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HOWTO (R_D10V_NONE, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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2001-12-04 18:48:58 +08:00
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complain_overflow_dont, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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"R_D10V_NONE", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0, /* src_mask */
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0, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* An PC Relative 10-bit relocation, shifted by 2 */
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/* right container */
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HOWTO (R_D10V_10_PCREL_R, /* type */
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2, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2002-06-17 21:43:50 +08:00
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7, /* bitsize */
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2002-11-30 16:39:46 +08:00
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TRUE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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2002-06-17 21:43:50 +08:00
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complain_overflow_bitfield, /* complain_on_overflow */
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2001-08-25 17:49:44 +08:00
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bfd_elf_generic_reloc, /* special_function */
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"R_D10V_10_PCREL_R", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-12-04 18:48:58 +08:00
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0xff, /* src_mask */
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2001-08-25 17:49:44 +08:00
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0xff, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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TRUE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* An PC Relative 10-bit relocation, shifted by 2 */
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/* left container */
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HOWTO (R_D10V_10_PCREL_L, /* type */
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2, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2002-06-17 21:43:50 +08:00
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7, /* bitsize */
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2002-11-30 16:39:46 +08:00
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TRUE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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15, /* bitpos */
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2002-06-17 21:43:50 +08:00
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complain_overflow_bitfield, /* complain_on_overflow */
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2001-08-25 17:49:44 +08:00
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bfd_elf_generic_reloc, /* special_function */
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"R_D10V_10_PCREL_L", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-12-04 18:48:58 +08:00
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0x07f8000, /* src_mask */
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0x07f8000, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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TRUE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* A 16 bit absolute relocation */
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HOWTO (R_D10V_16, /* type */
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0, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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16, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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2001-12-04 18:48:58 +08:00
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bfd_elf_generic_reloc, /* special_function */
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2001-08-25 17:49:44 +08:00
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"R_D10V_16", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0xffff, /* src_mask */
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0xffff, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* An 18 bit absolute relocation, right shifted 2 */
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HOWTO (R_D10V_18, /* type */
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2, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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2001-12-04 18:48:58 +08:00
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16, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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2001-12-04 18:48:58 +08:00
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bfd_elf_generic_reloc, /* special_function */
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2001-08-25 17:49:44 +08:00
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"R_D10V_18", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0xffff, /* src_mask */
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0xffff, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* A relative 18 bit relocation, right shifted by 2 */
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HOWTO (R_D10V_18_PCREL, /* type */
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2, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2002-06-17 21:43:50 +08:00
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15, /* bitsize */
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2002-11-30 16:39:46 +08:00
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TRUE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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2002-06-17 21:43:50 +08:00
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complain_overflow_bitfield, /* complain_on_overflow */
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2001-12-04 18:48:58 +08:00
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bfd_elf_generic_reloc, /* special_function */
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2001-08-25 17:49:44 +08:00
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"R_D10V_18_PCREL", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0xffff, /* src_mask */
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0xffff, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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TRUE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* A 32 bit absolute relocation */
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HOWTO (R_D10V_32, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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2001-12-04 18:48:58 +08:00
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complain_overflow_dont, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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2001-08-25 17:49:44 +08:00
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"R_D10V_32", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0xffffffff, /* src_mask */
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0xffffffff, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* GNU extension to record C++ vtable hierarchy */
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HOWTO (R_D10V_GNU_VTINHERIT, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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NULL, /* special_function */
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"R_D10V_GNU_VTINHERIT", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0, /* src_mask */
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0, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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/* GNU extension to record C++ vtable member usage */
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HOWTO (R_D10V_GNU_VTENTRY, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* bitsize */
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2002-11-30 16:39:46 +08:00
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FALSE, /* pc_relative */
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2001-08-25 17:49:44 +08:00
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_elf_rel_vtable_reloc_fn, /* special_function */
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"R_D10V_GNU_VTENTRY", /* name */
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2002-11-30 16:39:46 +08:00
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FALSE, /* partial_inplace */
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2001-08-25 17:49:44 +08:00
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0, /* src_mask */
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0, /* dst_mask */
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2002-11-30 16:39:46 +08:00
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FALSE), /* pcrel_offset */
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2001-08-25 17:49:44 +08:00
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};
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1999-05-03 15:29:11 +08:00
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/* Map BFD reloc types to D10V ELF reloc types. */
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struct d10v_reloc_map
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2001-08-25 17:49:44 +08:00
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{
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bfd_reloc_code_real_type bfd_reloc_val;
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unsigned char elf_reloc_val;
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};
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static const struct d10v_reloc_map d10v_reloc_map[] =
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{
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{ BFD_RELOC_NONE, R_D10V_NONE, },
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|
|
{ BFD_RELOC_D10V_10_PCREL_R, R_D10V_10_PCREL_R },
|
|
|
|
{ BFD_RELOC_D10V_10_PCREL_L, R_D10V_10_PCREL_L },
|
|
|
|
{ BFD_RELOC_16, R_D10V_16 },
|
|
|
|
{ BFD_RELOC_D10V_18, R_D10V_18 },
|
|
|
|
{ BFD_RELOC_D10V_18_PCREL, R_D10V_18_PCREL },
|
|
|
|
{ BFD_RELOC_32, R_D10V_32 },
|
|
|
|
{ BFD_RELOC_VTABLE_INHERIT, R_D10V_GNU_VTINHERIT },
|
|
|
|
{ BFD_RELOC_VTABLE_ENTRY, R_D10V_GNU_VTENTRY },
|
|
|
|
};
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
static reloc_howto_type *
|
|
|
|
bfd_elf32_bfd_reloc_type_lookup (abfd, code)
|
1999-07-12 18:30:21 +08:00
|
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
1999-05-03 15:29:11 +08:00
|
|
|
bfd_reloc_code_real_type code;
|
|
|
|
{
|
|
|
|
unsigned int i;
|
|
|
|
|
|
|
|
for (i = 0;
|
|
|
|
i < sizeof (d10v_reloc_map) / sizeof (struct d10v_reloc_map);
|
|
|
|
i++)
|
|
|
|
{
|
|
|
|
if (d10v_reloc_map[i].bfd_reloc_val == code)
|
|
|
|
return &elf_d10v_howto_table[d10v_reloc_map[i].elf_reloc_val];
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the howto pointer for an D10V ELF reloc. */
|
|
|
|
|
|
|
|
static void
|
|
|
|
d10v_info_to_howto_rel (abfd, cache_ptr, dst)
|
1999-07-12 18:30:21 +08:00
|
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
1999-05-03 15:29:11 +08:00
|
|
|
arelent *cache_ptr;
|
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
|
|
|
Elf_Internal_Rela *dst;
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
unsigned int r_type;
|
|
|
|
|
|
|
|
r_type = ELF32_R_TYPE (dst->r_info);
|
|
|
|
BFD_ASSERT (r_type < (unsigned int) R_D10V_max);
|
|
|
|
cache_ptr->howto = &elf_d10v_howto_table[r_type];
|
|
|
|
}
|
|
|
|
|
|
|
|
static asection *
|
2002-07-01 16:06:47 +08:00
|
|
|
elf32_d10v_gc_mark_hook (sec, info, rel, h, sym)
|
|
|
|
asection *sec;
|
|
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED;
|
|
|
|
Elf_Internal_Rela *rel;
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
Elf_Internal_Sym *sym;
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
if (h != NULL)
|
|
|
|
{
|
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
|
|
{
|
|
|
|
case R_D10V_GNU_VTINHERIT:
|
|
|
|
case R_D10V_GNU_VTENTRY:
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
switch (h->root.type)
|
|
|
|
{
|
|
|
|
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;
|
1999-07-12 15:35:20 +08:00
|
|
|
|
|
|
|
default:
|
|
|
|
break;
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
2002-07-01 16:06:47 +08:00
|
|
|
return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
|
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
static bfd_boolean
|
1999-05-03 15:29:11 +08:00
|
|
|
elf32_d10v_gc_sweep_hook (abfd, info, sec, relocs)
|
1999-07-12 18:30:21 +08:00
|
|
|
bfd *abfd ATTRIBUTE_UNUSED;
|
|
|
|
struct bfd_link_info *info ATTRIBUTE_UNUSED;
|
|
|
|
asection *sec ATTRIBUTE_UNUSED;
|
|
|
|
const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED;
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
|
|
|
/* we don't use got and plt entries for d10v */
|
2002-11-30 16:39:46 +08:00
|
|
|
return TRUE;
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Look through the relocs for a section during the first phase.
|
|
|
|
Since we don't do .gots or .plts, we just need to consider the
|
|
|
|
virtual table relocs for gc. */
|
2000-12-04 04:44:04 +08:00
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
static bfd_boolean
|
1999-05-03 15:29:11 +08:00
|
|
|
elf32_d10v_check_relocs (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, **sym_hashes_end;
|
|
|
|
const Elf_Internal_Rela *rel;
|
|
|
|
const Elf_Internal_Rela *rel_end;
|
2000-12-04 04:44:04 +08:00
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
if (info->relocatable)
|
2002-11-30 16:39:46 +08:00
|
|
|
return TRUE;
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
|
|
|
sym_hashes = elf_sym_hashes (abfd);
|
2000-12-04 04:44:04 +08:00
|
|
|
sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof (Elf32_External_Sym);
|
1999-05-03 15:29:11 +08:00
|
|
|
if (!elf_bad_symtab (abfd))
|
|
|
|
sym_hashes_end -= symtab_hdr->sh_info;
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
rel_end = relocs + sec->reloc_count;
|
|
|
|
for (rel = relocs; rel < rel_end; rel++)
|
|
|
|
{
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
unsigned long r_symndx;
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
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];
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
|
|
|
{
|
|
|
|
/* This relocation describes the C++ object vtable hierarchy.
|
|
|
|
Reconstruct it for later use during GC. */
|
|
|
|
case R_D10V_GNU_VTINHERIT:
|
|
|
|
if (!_bfd_elf32_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
break;
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
/* This relocation describes which C++ vtable entries are actually
|
|
|
|
used. Record for later use during GC. */
|
|
|
|
case R_D10V_GNU_VTENTRY:
|
|
|
|
if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_offset))
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2000-12-04 04:44:04 +08:00
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
return TRUE;
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Relocate a D10V ELF section. */
|
2002-11-30 16:39:46 +08:00
|
|
|
static bfd_boolean
|
1999-05-03 15:29:11 +08:00
|
|
|
elf32_d10v_relocate_section (output_bfd, info, input_bfd, input_section,
|
|
|
|
contents, relocs, local_syms, local_sections)
|
2001-11-23 20:17:21 +08:00
|
|
|
bfd *output_bfd;
|
1999-05-03 15:29:11 +08:00
|
|
|
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;
|
|
|
|
{
|
|
|
|
Elf_Internal_Shdr *symtab_hdr;
|
|
|
|
struct elf_link_hash_entry **sym_hashes;
|
|
|
|
Elf_Internal_Rela *rel, *relend;
|
|
|
|
const char *name;
|
|
|
|
|
|
|
|
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
|
|
|
|
sym_hashes = elf_sym_hashes (input_bfd);
|
|
|
|
|
|
|
|
rel = relocs;
|
|
|
|
relend = relocs + input_section->reloc_count;
|
|
|
|
for (; rel < relend; rel++)
|
|
|
|
{
|
|
|
|
int r_type;
|
|
|
|
reloc_howto_type *howto;
|
|
|
|
unsigned long r_symndx;
|
|
|
|
Elf_Internal_Sym *sym;
|
|
|
|
asection *sec;
|
|
|
|
struct elf_link_hash_entry *h;
|
|
|
|
bfd_vma relocation;
|
|
|
|
bfd_reloc_status_type r;
|
|
|
|
|
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
|
|
r_type = ELF32_R_TYPE (rel->r_info);
|
|
|
|
|
|
|
|
if (r_type == R_D10V_GNU_VTENTRY
|
|
|
|
|| r_type == R_D10V_GNU_VTINHERIT )
|
|
|
|
continue;
|
|
|
|
|
|
|
|
howto = elf_d10v_howto_table + r_type;
|
|
|
|
|
2003-06-25 14:40:27 +08:00
|
|
|
if (info->relocatable)
|
1999-05-03 15:29:11 +08:00
|
|
|
{
|
2003-06-25 14:40:27 +08:00
|
|
|
/* This is a relocatable link. We don't have to change
|
1999-05-03 15:29:11 +08:00
|
|
|
anything, unless the reloc is against a section symbol,
|
|
|
|
in which case we have to adjust according to where the
|
|
|
|
section symbol winds up in the output section. */
|
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
|
|
{
|
|
|
|
sym = local_syms + r_symndx;
|
|
|
|
if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
|
|
|
|
{
|
|
|
|
sec = local_sections[r_symndx];
|
|
|
|
rel->r_addend += sec->output_offset + sym->st_value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* This is a final link. */
|
|
|
|
h = NULL;
|
|
|
|
sym = NULL;
|
|
|
|
sec = NULL;
|
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
|
|
|
{
|
|
|
|
sym = local_syms + r_symndx;
|
|
|
|
sec = local_sections[r_symndx];
|
2001-11-23 20:17:21 +08:00
|
|
|
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, sec, rel);
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
|
|
|
while (h->root.type == bfd_link_hash_indirect
|
|
|
|
|| h->root.type == bfd_link_hash_warning)
|
|
|
|
h = (struct elf_link_hash_entry *) h->root.u.i.link;
|
|
|
|
if (h->root.type == bfd_link_hash_defined
|
|
|
|
|| h->root.type == bfd_link_hash_defweak)
|
|
|
|
{
|
|
|
|
sec = h->root.u.def.section;
|
|
|
|
relocation = (h->root.u.def.value
|
|
|
|
+ sec->output_section->vma
|
|
|
|
+ sec->output_offset);
|
|
|
|
}
|
|
|
|
else if (h->root.type == bfd_link_hash_undefweak)
|
|
|
|
relocation = 0;
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (!((*info->callbacks->undefined_symbol)
|
|
|
|
(info, h->root.root.string, input_bfd,
|
2002-11-30 16:39:46 +08:00
|
|
|
input_section, rel->r_offset, TRUE)))
|
|
|
|
return FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
relocation = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
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 || *name == '\0')
|
|
|
|
name = bfd_section_name (input_bfd, sec);
|
|
|
|
}
|
2000-12-04 04:44:04 +08:00
|
|
|
|
1999-05-03 15:29:11 +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)
|
|
|
|
{
|
|
|
|
const char * msg = (const char *) 0;
|
|
|
|
|
|
|
|
switch (r)
|
|
|
|
{
|
|
|
|
case bfd_reloc_overflow:
|
|
|
|
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;
|
1999-05-03 15:29:11 +08:00
|
|
|
break;
|
|
|
|
|
|
|
|
case bfd_reloc_undefined:
|
|
|
|
if (!((*info->callbacks->undefined_symbol)
|
|
|
|
(info, name, input_bfd, input_section,
|
2002-11-30 16:39:46 +08:00
|
|
|
rel->r_offset, TRUE)))
|
|
|
|
return FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
break;
|
|
|
|
|
|
|
|
case bfd_reloc_outofrange:
|
2002-02-09 03:18:35 +08:00
|
|
|
msg = _("internal error: out of range error");
|
1999-05-03 15:29:11 +08:00
|
|
|
goto common_error;
|
|
|
|
|
|
|
|
case bfd_reloc_notsupported:
|
2002-02-09 03:18:35 +08:00
|
|
|
msg = _("internal error: unsupported relocation error");
|
1999-05-03 15:29:11 +08:00
|
|
|
goto common_error;
|
|
|
|
|
|
|
|
case bfd_reloc_dangerous:
|
2002-02-09 03:18:35 +08:00
|
|
|
msg = _("internal error: dangerous error");
|
1999-05-03 15:29:11 +08:00
|
|
|
goto common_error;
|
|
|
|
|
|
|
|
default:
|
2002-02-09 03:18:35 +08:00
|
|
|
msg = _("internal error: unknown error");
|
1999-05-03 15:29:11 +08:00
|
|
|
/* fall through */
|
|
|
|
|
|
|
|
common_error:
|
|
|
|
if (!((*info->callbacks->warning)
|
|
|
|
(info, msg, name, input_bfd, input_section,
|
|
|
|
rel->r_offset)))
|
2002-11-30 16:39:46 +08:00
|
|
|
return FALSE;
|
1999-05-03 15:29:11 +08:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2002-11-30 16:39:46 +08:00
|
|
|
return TRUE;
|
1999-05-03 15:29:11 +08:00
|
|
|
}
|
|
|
|
#define ELF_ARCH bfd_arch_d10v
|
2001-09-13 07:53:31 +08:00
|
|
|
#define ELF_MACHINE_CODE EM_D10V
|
|
|
|
#define ELF_MACHINE_ALT1 EM_CYGNUS_D10V
|
1999-05-03 15:29:11 +08:00
|
|
|
#define ELF_MAXPAGESIZE 0x1000
|
|
|
|
|
|
|
|
#define TARGET_BIG_SYM bfd_elf32_d10v_vec
|
|
|
|
#define TARGET_BIG_NAME "elf32-d10v"
|
|
|
|
|
|
|
|
#define elf_info_to_howto 0
|
|
|
|
#define elf_info_to_howto_rel d10v_info_to_howto_rel
|
|
|
|
#define elf_backend_object_p 0
|
|
|
|
#define elf_backend_final_write_processing 0
|
|
|
|
#define elf_backend_gc_mark_hook elf32_d10v_gc_mark_hook
|
|
|
|
#define elf_backend_gc_sweep_hook elf32_d10v_gc_sweep_hook
|
|
|
|
#define elf_backend_check_relocs elf32_d10v_check_relocs
|
|
|
|
#define elf_backend_relocate_section elf32_d10v_relocate_section
|
|
|
|
#define elf_backend_can_gc_sections 1
|
|
|
|
|
|
|
|
#include "elf32-target.h"
|