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| author | Alexandre Oliva <aoliva@redhat.com> | 2002-02-08 05:33:27 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@redhat.com> | 2002-02-08 05:33:27 +0000 |
| commit | fbca6ad9f37cba55a02e4df8a925b638426ed87e (patch) | |
| tree | 6c96ed916b3bbff5a35996d82dc76ebca72d86b3 /bfd/elf64-sh64.c | |
| parent | 61e31d88f09f2e648d05bf547cb7ef7916db37dd (diff) | |
| download | gdb-fbca6ad9f37cba55a02e4df8a925b638426ed87e.zip gdb-fbca6ad9f37cba55a02e4df8a925b638426ed87e.tar.gz gdb-fbca6ad9f37cba55a02e4df8a925b638426ed87e.tar.bz2 | |
Contribute sh64-elf.
2002-01-23 Alexandre Oliva <aoliva@redhat.com>
* reloc.c (R_SH_GOTPLT32, R_SH_GOT_LOW16, R_SH_GOT_MEDLOW16,
R_SH_GOT_MEDHI16, R_SH_GOT_HI16, R_SH_GOTPLT_LOW16,
R_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_HI16,
R_SH_PLT_LOW16, R_SH_PLT_MEDLOW16, R_SH_PLT_MEDHI16,
R_SH_PLT_HI16, R_SH_GOTOFF_LOW16, R_SH_GOTOFF_MEDLOW16,
R_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_HI16, R_SH_GOTPC_LOW16,
R_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDHI16, R_SH_GOTPC_HI16,
R_SH_GOT10BY4, R_SH_GOTPLT10BY4, R_SH_GOT10BY8, R_SH_GOTPLT10BY8,
R_SH_COPY64, R_SH_GLOB_DAT64, R_SH_JMP_SLOT64, R_SH_RELATIVE64):
New relocs.
* libbfd.h, bfd-in2.h: Rebuilt.
* elf32-sh.c (sh_elf_howto_table): Define new relocs.
(sh_reloc_map): Map them.
(PLT_ENTRY_SIZE, elf_sh_plt0_entry_be, elf_sh_plt0_entry_le,
elf_sh_plt_entry_be, elf_sh_plt_entry_le, elf_sh_pic_plt_entry_be,
elf_sh_pic_plt_entry_le, elf_sh_plt0_entry, elf_sh_plt_entry,
elf_sh_pic_plt_entry, elf_sh_sizeof_plt, elf_sh_plt_plt0_offset,
elf_sh_plt0_gotplt_offset, elf_sh_plt_temp_offset,
elf_sh_plt_symbol_offset, elf_sh_plt_reloc_offset,
movi_shori_putval) [INCLUDE_SHMEDIA]: New.
(elf_sh_link_hash_entry) [INCLUDE_SHMEDIA]: Add
datalabel_got_offset.
(sh_elf_link_hash_newfunc): Initialize it.
(sh_elf_relocate_section): Augment the scope of
seen_stt_datalabel. Introduce GOTPLT support. Extend GOTPC, PLT,
GOT and GOTOFF handling to new SHmedia relocation types. Support
GOT_BIAS.
(sh_elf_check_relocs): Likewise.
(sh_elf_finish_dynamic_symbol) [TARGET_SHMEDIA]: Set up values in
PLT entries using movi_shori_putval. Support GOT_BIAS.
(sh_elf_finish_dynamic_sections): Likewise.
* elf32-sh64.c (shmedia_prepare_reloc): Do not add addend to
relocation, it's now done by the caller.
(GOT_BIAS): New.
* elf64-sh64.c (GOT_BIAS, PLT_ENTRY_SIZE, elf_sh64_sizeof_plt,
elf_sh64_plt_plt0_offset, elf_sh64_plt0_gotplt_offset,
elf_sh64_plt_temp_offset, elf_sh64_plt_symbol_offset,
elf_sh64_plt_reloc_offset, ELF_DYNAMIC_INTERPRETER,
elf_sh64_pcrel_relocs_copied, elf_sh64_link_hash_entry,
elf_sh64_link_hash_table, sh64_elf64_link_hash_traverse,
sh64_elf64_hash_table): New.
(sh_elf64_howto_table): Introduce new relocs.
(sh_elf64_info_to_howto): Accept new PIC relocs.
(sh_elf64_relocate_section): Augment the scope of
seen_stt_datalabel. Support new PIC relocs.
(sh_elf64_check_relocs): Support new PIC relocs.
(elf_sh64_plt0_entry_be, elf_sh64_plt0_entry_le,
elf_sh64_plt_entry_be, elf_sh64_plt_entry_le,
elf_sh64_pic_plt_entry_be, elf_sh64_pic_plt_entry_le,
elf_sh64_plt0_entry, elf_sh64_plt_entry, elf_sh64_pic_plt_entry,
sh64_elf64_link_hash_newfunc, sh64_elf64_link_hash_table_create,
movi_shori_putval, movi_3shori_putval,
sh64_elf64_create_dynamic_sections,
sh64_elf64_adjust_dynamic_symbol, sh64_elf64_discard_copies,
sh64_elf64_size_dynamic_sections,
sh64_elf64_finish_dynamic_symbol,
sh64_elf64_finish_dynamic_sections): New.
(elf_backend_create_dynamic-sections,
bfd_elf64_bfd_link_hash_table_create,
elf_backend_adjust_dynamic_symbol,
elf_backend_size_dynamic_sections,
elf_backend_finish_dynamic_symbol,
elf_backend_finish_dynamic_sections, elf_backend_want_got_plt,
elf_backend_plt_readonly, elf_backend_want_plt_sym,
elf_backend_got_header_size, elf_backend_plt_header_size):
Define.
2001-05-16 Alexandre Oliva <aoliva@redhat.com>
* elf32-sh.c: Renumbered and renamed some SH5 relocations to
match official numbers and names; moved unmaching ones to the
range 0xf2-0xff.
* elf32-sh64.c, elf64-sh64.c: Likewise.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh.c (sh_elf_relax_section): Don't relax SHmedia
sections.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh64.c (shmedia_prepare_reloc): Validate relocs that must
be aligned.
* elf64-sh64.c (sh_elf64_relocate_section): Ditto.
2001-01-14 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (bfd_elf32_bfd_copy_private_section_data): Define.
(sh64_elf_fake_sections): Set type to SHT_SH5_CR_SORTED for a
.cranges section with SEC_SORT_ENTRIES set.
(sh64_backend_section_from_shdr): Set SEC_SORT_ENTRIES on an
incoming sorted .cranges section.
(sh64_bfd_elf_copy_private_section_data): New.
(sh64_elf_final_write_processing): Only sort .cranges and modify
start address if called by linker.
2001-01-08 Ben Elliston <bje@redhat.com>
* elf32-sh64.c (sh64_elf_final_write_processing): Activate
Hans-Peter Nilsson's set bit 0 patch from 2001-01-06.
* elf64-sh64.c (sh64_elf64_final_write_processing): Ditto.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh_elf64_howto_table): No open brace at start of
line. Add comments before all entries.
<R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct and clarify describing
comment.
(sh_elf64_reloc): Correct head comment.
(sh_elf64_relocate_section): Correct spacing.
<relocating for a local symbol>: Do not honour STO_SH5_ISA32;
instead call reloc_dangerous callback.
<case R_SH_SHMEDIA_CODE>: New case.
(sh_elf64_gc_mark_hook): Correct spacing.
(sh_elf64_check_relocs): Ditto.
* elf32-sh64.c (shmedia_prepare_reloc) <case R_SH_SHMEDIA_CODE>:
New case.
* elf32-sh.c: Correct #endif comments for #ifndef-wrapped
functions.
(sh_elf_howto_table) <R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct,
clarify describing comment. Add comments before all entries.
(sh_elf_relocate_section) <relocating for a local symbol>: Do not
honour STO_SH5_ISA32; instead call reloc_dangerous callback.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
Sort .cranges section in final link. Prepare to set bit 0 on
entry address.
* elf32-sh64.c (struct sh64_find_section_vma_data): New.
(sh64_elf_link_output_symbol_hook): Fix typo in prototype.
(sh64_elf_set_mach_from_flags): Set SEC_DEBUGGING on incoming
.cranges section.
(sh64_backend_section_from_shdr): New, to recognize
SHT_SH5_CR_SORTED on incoming .cranges section.
(elf_backend_section_from_shdr): Define.
(sh64_elf_final_write_processing): Sort outgoing .cranges
section. (New, temporarily disabled:) Set bit 0 on entry address
according to ISA type.
(sh64_find_section_for_address): New.
(crange_qsort_cmpb, crange_qsort_cmpl, crange_bsearch_cmpb,
crange_bsearch_cmpl): Move here from opcodes/sh64-dis.c.
(sh64_address_in_cranges): Move here from opcodes/sh64-dis.c. Use
bfd_malloc, not xmalloc.
(sh64_get_contents_type): Move here from opcodes/sh64-dis.c. Make
global.
* elf32-sh64.c (sh64_elf64_final_write_processing): New, (but
temporarily disabled) setting bit 0 on entry address.
(elf_backend_final_write_processing): Define.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_PT_16>: Adjust fields to
be a proper relocation for PTA and PTB rather than a marker.
<R_SH_IMMU5, R_SH_IMMS6, R_SH_IMMU6, R_SH_IMMS10, R_SH_IMMS10BY2,
R_SH_IMMS10BY4, R_SH_IMMS10BY8, R_SH_IMMS16, R_SH_IMMU16,
R_SH_IMM_LOW16, R_SH_IMM_LOW16_PCREL, R_SH_IMM_MEDLOW16,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16, R_SH_IMM_HI16_PCREL, R_SH_64, R_SH_64_PCREL>:
Zero src_mask.
* elf64-sh64.c: Ditto.
(sh_elf64_relocate_section) <case R_SH_PT_16>: New case.
* elf32-sh64.c: Include opcodes/sh64-opc.h
(shmedia_prepare_reloc): Take a bfd_link_info pointer as first
argument. Drop const qualifiers from "bfd *" and "bfd_byte *"
parameters. No unused parameters. Caller changed.
<case R_SH_PT_16>: New case.
* Makefile.am (elf32-sh64.lo): Add dependency on sh64-opc.h.
* Makefile.in: Regenerate.
2000-12-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): Set SHF_SH5_ISA32 for
all code sections.
(sh_elf64_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh64_elf_merge_private_data): Ditto.
* elf32-sh64.c (sh64_elf_fake_sections): Use sh64_elf_section_data
to access stored section flags.
(sh64_elf_final_write_processing): Return immediately unless
called by linker. Use sh64_elf_section_data (cranges) to get size
of linker-generated cranges entries.
(sh64_elf_copy_private_data): Add missing "return true".
(sh64_elf_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh_elf64_merge_private_data): Ditto.
2000-12-19 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): New, copy of
elf64-sh64.c:sh64_elf_fake_sections.
(elf_backend_fake_sections): Define as sh64_elf64_fake_sections.
2000-12-18 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_copy_private_data_internal): Delete.
(sh64_elf_final_write_processing): New.
(elf_backend_final_write_processing): Define.
(sh64_elf_fake_sections): Get header flags from tdata field.
(sh64_elf_copy_private_data): Do not call
sh64_elf_copy_private_data_internal, just copy e_flags field.
(sh64_elf_merge_private_data): Do not call
sh64_elf_copy_private_data_internal.
2000-12-12 Hans-Peter Nilsson <hpn@cygnus.com>
Remove EF_SH64_ABI64, let ELF size make difference.
Remove SH64-specific BFD section flag.
* elf32-sh64.c (sh64_elf_fake_sections): Recognize section as
containing SHmedia through elf_section_data (asect)->tdata
non-zero, not using a BFD section flag.
(sh64_elf_set_mach_from_flags): Don't recognize EF_SH64_ABI64.
(sh64_elf_merge_private_data): Similar.
(elf_backend_section_flags): Don't define.
(sh64_elf_backend_section_flags): Delete.
* elf64-sh64.c (sh_elf64_set_mach_from_flags): Recognize EF_SH64,
not EF_SH64_ABI64.
(sh_elf64_merge_private_data): Similar.
* section.c (Section flags definitions): Don't define
SEC_SH_ISA_SHMEDIA.
(bfd-in2.h): Regenerate.
2000-12-09 Hans-Peter Nilsson <hpn@cygnus.com>
Make DataLabel references work with partial linking.
* elf32-sh64.c: Fix formatting.
(sh64_elf_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf_link_output_symbol_hook.
(sh64_elf_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
* elf64-sh64.c (sh64_elf64_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf64_link_output_symbol_hook.
(sh64_elf64_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
2000-12-07 Hans-Peter Nilsson <hpn@cygnus.com>
Implement semantics for inter-file DataLabel references.
* elf64-sh64.c (DATALABEL_SUFFIX): Define.
(sh64_elf64_add_symbol_hook): New.
(sh_elf64_relocate_section): If passing an indirect symbol with
st_type STT_DATALABEL on the way to a symbol with st_other
STO_SH5_ISA32, do not bitor 1 to the relocation.
(elf_backend_add_symbol_hook): Define to
sh64_elf64_add_symbol_hook.
* elf64-sh32.c: Tweak comments.
(DATALABEL_SUFFIX): Define.
(sh64_elf_add_symbol_hook): New.
(elf_backend_add_symbol_hook): Define to sh64_elf_add_symbol_hook.
* elf32-sh.c (sh_elf_relocate_section): If passing an indirect
symbol with st_type STT_DATALABEL on the way to a symbol with
st_other STO_SH5_ISA32, do not bitor 1 to the relocation.
2000-12-05 Hans-Peter Nilsson <hpn@cygnus.com>
Pass through STT_DATALABEL.
* elf32-sh64.c (sh64_elf_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
* elf64-sh64.c (sh64_elf64_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
2000-11-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c: Tweak comments.
(sh64_elf_copy_private_data_internal): Add prototype.
(bfd_elf32_bfd_set_private_flags): Define.
(sh64_elf_copy_private_data_internal): Compare machine name, not
textual BFD target name, to check whether to copy section flag
SHF_SH5_ISA32.
(sh64_elf_merge_private_data): Validize bfd_get_arch_size.
Tweak section-contents-type-mismatch message.
(shmedia_prepare_reloc): Add ATTRIBUTE_UNUSED markers.
Validize reloc-types.
* elf64-sh64.c: New file.
* targets.c (bfd_elf64_sh64_vec, bfd_elf64_sh64l_vec): Declare.
* Makefile.am (BFD64_BACKENDS): Add elf64-sh64.lo.
(BFD64_BACKENDS_CFILES): Add elf64-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* config.bfd (sh64-*-elf*): Add bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure.in: Handle bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
2000-11-29 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_set_mach_from_flags): Do not recognize
anything else but EF_SH64 and EF_SH64_ABI64.
(sh64_elf_merge_private_data): Emit error for anything else but
EF_SH64 and EF_SH64_ABI64.
* config.bfd: Remove bfd_elf32_shblin_vec and bfd_elf32_shlin_vec
from targ_selvecs.
* configure.in: Add cofflink.lo to bfd_elf32_sh64_vec and
bfd_elf32_sh64l_vec as a temporary measure.
* configure: Regenerate.
2000-11-27 Hans-Peter Nilsson <hpn@cygnus.com>
* cpu-sh.c (arch_info_struct): Include sh5 item
unconditionalized.
* config.bfd (sh64-*-elf*): Do not set targ_cflags.
Add targ_selvecs bfd_elf32_sh_vec, bfd_elf32_shl_vec,
bfd_elf32_shblin_vec and bfd_elf32_shlin_vec.
* elf32-sh64.c: Tweak comments.
(sh64_elf_set_mach_from_flags): Recognize all machine flags that
are proper subsets of SH64 as bfd_mach_sh5. Add EF_SH64_ABI64.
(sh64_elf_copy_private_data_internal): Wrap long line.
(sh64_elf_merge_private_data): Rewrite to allow objects from
SH64 subsets to be linked together.
(INCLUDE_SHMEDIA): Define.
* elf32-sh.c (sh_elf_relocate_section) <local symbol>:
Parenthesize plus-expression inside or-expression.
<global symbol>: Ditto.
(sh_elf_set_mach_from_flags): Remove code refusing
deleted EF_SH64_32BIT_ABI flag.
2000-11-26 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_IMM_LOW16_PCREL,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16_PCREL, R_SH_64_PCREL>: Set pcrel_offset to true.
(sh_elf_relocate_section) <local symbol>: Or 1 in
calculation of relocation if sym->st_other & STO_SH5_ISA32.
<global symbol>: Ditto if h->other & STO_SH5_ISA32.
* elf32-sh64.c (shmedia_prepare_reloc): Add rel->r_addend to
relocation.
2000-11-24 Hans-Peter Nilsson <hpn@cygnus.com>
* Makefile.am (BFD32_BACKENDS): Add elf32-sh64.lo.
(BFD32_BACKENDS_CFILES): Add elf32-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* archures.c: Add bfd_mach_sh5.
* config.bfd: Map targ_cpu sh* to bfd_sh_arch.
Handle sh64-*-elf*. Set targ_cflags to -DINCLUDE_SHMEDIA.
* configure.in: Handle bfd_elf32_sh64_vec and bfd_elf32_sh64l_vec.
* configure: Regenerate.
* reloc.c (BFD_RELOC_SH_SHMEDIA_CODE, BFD_RELOC_SH_IMMU5,
BFD_RELOC_SH_IMMS6, BFD_RELOC_SH_IMMS6BY32, BFD_RELOC_SH_IMMU6,
BFD_RELOC_SH_IMMS10, BFD_RELOC_SH_IMMS10BY2,
BFD_RELOC_SH_IMMS10BY4, BFD_RELOC_SH_IMMS10BY8,
BFD_RELOC_SH_IMMS16, BFD_RELOC_SH_IMMU16, BFD_RELOC_SH_IMM_LOW16,
BFD_RELOC_SH_IMM_LOW16_PCREL, BFD_RELOC_SH_IMM_MEDLOW16,
BFD_RELOC_SH_IMM_MEDLOW16_PCREL, BFD_RELOC_SH_IMM_MEDHI16,
BFD_RELOC_SH_IMM_MEDHI16_PCREL, BFD_RELOC_SH_IMM_HI16,
BFD_RELOC_SH_IMM_HI16_PCREL, BFD_RELOC_SH_PT_16): New relocations.
* cpu-sh.c [INCLUDE_SHMEDIA] (arch_info_struct): Define and link
in item for SH5.
* elf32-sh.c [INCLUDE_SHMEDIA] (sh_elf_howto_table): Add howto items
for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_rel): Add mappings for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_elf_relocate_section) [default]: Call
shmedia_prepare_reloc, goto final_link_relocate if it returns
non-zero, else fail as before.
(sh_elf_set_mach_from_flags): Provide function only if not defined
as macro. Do not recognize objects with EF_SH64_32BIT_ABI set.
(sh_elf_set_private_flags): Provide function only if not defined
as a macro.
(sh_elf_copy_private_data): Similar.
(sh_elf_merge_private_data): Similar.
* section.c (SEC_SH_ISA_SHMEDIA): New.
* targets.c (bfd_elf32_sh64_vec, bfd_elf32_sh64l_vec): Declare.
* elf32-sh64.c: New file.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
Diffstat (limited to 'bfd/elf64-sh64.c')
| -rw-r--r-- | bfd/elf64-sh64.c | 4193 |
1 files changed, 4193 insertions, 0 deletions
diff --git a/bfd/elf64-sh64.c b/bfd/elf64-sh64.c new file mode 100644 index 0000000..143a560 --- /dev/null +++ b/bfd/elf64-sh64.c @@ -0,0 +1,4193 @@ +/* Hitachi SH64-specific support for 64-bit ELF + Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. + + This file is part of BFD, the Binary File Descriptor library. + + 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. + + 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. + + 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. */ + +#define SH64_ELF64 + +#include "bfd.h" +#include "sysdep.h" +#include "bfdlink.h" +#include "libbfd.h" +#include "elf-bfd.h" +#include "elf/sh.h" + +/* Add a suffix for datalabel indirection symbols. It must not match any + other symbols; user symbols with or without version or other + decoration. It must only be used internally and not emitted by any + means. */ +#define DATALABEL_SUFFIX " DL" + +#define GOT_BIAS (-((long)-32768)) + +#define PLT_ENTRY_SIZE 64 + +/* Return size of a PLT entry. */ +#define elf_sh64_sizeof_plt(info) PLT_ENTRY_SIZE + +/* Return offset of the PLT0 address in an absolute PLT entry. */ +#define elf_sh64_plt_plt0_offset(info) 32 + +/* Return offset of the linker in PLT0 entry. */ +#define elf_sh64_plt0_gotplt_offset(info) 0 + +/* Return offset of the trampoline in PLT entry */ +#define elf_sh64_plt_temp_offset(info) 33 /* Add one because it's SHmedia. */ + +/* Return offset of the symbol in PLT entry. */ +#define elf_sh64_plt_symbol_offset(info) 0 + +/* Return offset of the relocation in PLT entry. */ +#define elf_sh64_plt_reloc_offset(info) (info->shared ? 52 : 44) + +#define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1" + +/* The sh 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_sh64_pcrel_relocs_copied +{ + /* Next section. */ + struct elf_sh64_pcrel_relocs_copied *next; + /* A section in dynobj. */ + asection *section; + /* Number of relocs copied in this section. */ + bfd_size_type count; +}; + +/* sh ELF linker hash entry. */ + +struct elf_sh64_link_hash_entry +{ + struct elf_link_hash_entry root; + + bfd_vma datalabel_got_offset; + + /* Number of PC relative relocs copied for this symbol. */ + struct elf_sh_pcrel_relocs_copied *pcrel_relocs_copied; +}; + +/* sh ELF linker hash table. */ + +struct elf_sh64_link_hash_table +{ + struct elf_link_hash_table root; +}; + +/* Traverse an sh ELF linker hash table. */ + +#define sh64_elf64_link_hash_traverse(table, func, info) \ + (elf_link_hash_traverse \ + (&(table)->root, \ + (boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (func), \ + (info))) + +/* Get the sh ELF linker hash table from a link_info structure. */ + +#define sh64_elf64_hash_table(p) \ + ((struct elf_sh64_link_hash_table *) ((p)->hash)) + +static boolean sh_elf64_copy_private_data PARAMS ((bfd *, bfd *)); +static boolean sh_elf64_copy_private_data_internal PARAMS ((bfd *, bfd *)); +static boolean sh_elf64_merge_private_data PARAMS ((bfd *, bfd *)); +static bfd_reloc_status_type sh_elf64_ignore_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +static bfd_reloc_status_type sh_elf64_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +static reloc_howto_type *sh_elf64_reloc_type_lookup + PARAMS ((bfd *, bfd_reloc_code_real_type)); +static void sh_elf64_info_to_howto + PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); +static boolean sh_elf64_relocate_section + PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, + Elf_Internal_Rela *, Elf_Internal_Sym *, asection **)); +static bfd_byte *sh_elf64_get_relocated_section_contents + PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, + bfd_byte *, boolean, asymbol **)); +static boolean sh_elf64_set_mach_from_flags PARAMS ((bfd *)); +static boolean sh_elf64_set_private_flags PARAMS ((bfd *, flagword)); +static asection *sh_elf64_gc_mark_hook + PARAMS ((bfd *, struct bfd_link_info *, Elf_Internal_Rela *, + struct elf_link_hash_entry *, Elf_Internal_Sym *)); +static boolean sh_elf64_gc_sweep_hook + PARAMS ((bfd *, struct bfd_link_info *, asection *, + const Elf_Internal_Rela *)); +static boolean sh_elf64_check_relocs + PARAMS ((bfd *, struct bfd_link_info *, asection *, + const Elf_Internal_Rela *)); +static int sh64_elf64_get_symbol_type PARAMS ((Elf_Internal_Sym *, int)); +static boolean sh64_elf64_add_symbol_hook + PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *, + const char **, flagword *, asection **, bfd_vma *)); +extern boolean sh64_elf64_link_output_symbol_hook + PARAMS ((bfd *, struct bfd_link_info *, const char *, Elf_Internal_Sym *, + asection *)); +static boolean sh64_elf64_fake_sections + PARAMS ((bfd *, Elf_Internal_Shdr *, asection *)); +static void sh64_elf64_final_write_processing PARAMS ((bfd *, boolean)); + +static reloc_howto_type sh_elf64_howto_table[] = { + /* No relocation. */ + HOWTO (R_SH_NONE, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_NONE", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + false), /* pcrel_offset */ + + /* 32 bit absolute relocation. Setting partial_inplace to true and + src_mask to a non-zero value is similar to the COFF toolchain. */ + HOWTO (R_SH_DIR32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + sh_elf64_reloc, /* special_function */ + "R_SH_DIR32", /* name */ + true, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + false), /* pcrel_offset */ + + /* 32 bit PC relative relocation. */ + HOWTO (R_SH_REL32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + true, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_REL32", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffffffff, /* dst_mask */ + true), /* pcrel_offset */ + + /* For 32-bit sh, this is R_SH_DIR8WPN. */ + EMPTY_HOWTO (3), + + /* For 32-bit sh, this is R_SH_IND12W. */ + EMPTY_HOWTO (4), + + /* For 32-bit sh, this is R_SH_DIR8WPL. */ + EMPTY_HOWTO (5), + + /* For 32-bit sh, this is R_SH_DIR8WPZ. */ + EMPTY_HOWTO (6), + + /* For 32-bit sh, this is R_SH_DIR8BP. */ + EMPTY_HOWTO (7), + + /* For 32-bit sh, this is R_SH_DIR8W. */ + EMPTY_HOWTO (8), + + /* For 32-bit sh, this is R_SH_DIR8L. */ + EMPTY_HOWTO (9), + + EMPTY_HOWTO (10), + EMPTY_HOWTO (11), + EMPTY_HOWTO (12), + EMPTY_HOWTO (13), + EMPTY_HOWTO (14), + EMPTY_HOWTO (15), + EMPTY_HOWTO (16), + EMPTY_HOWTO (17), + EMPTY_HOWTO (18), + EMPTY_HOWTO (19), + EMPTY_HOWTO (20), + EMPTY_HOWTO (21), + EMPTY_HOWTO (22), + EMPTY_HOWTO (23), + EMPTY_HOWTO (24), + + /* The remaining relocs are a GNU extension used for relaxing. The + final pass of the linker never needs to do anything with any of + these relocs. Any required operations are handled by the + relaxation code. */ + + /* A 16 bit switch table entry. This is generated for an expression + such as ``.word L1 - L2''. The offset holds the difference + between the reloc address and L2. */ + HOWTO (R_SH_SWITCH16, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_SWITCH16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + true), /* pcrel_offset */ + + /* A 32 bit switch table entry. This is generated for an expression + such as ``.long L1 - L2''. The offset holds the difference + between the reloc address and L2. */ + HOWTO (R_SH_SWITCH32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_SWITCH32", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + true), /* pcrel_offset */ + + /* For 32-bit sh, this is R_SH_USES. */ + EMPTY_HOWTO (27), + + /* For 32-bit sh, this is R_SH_COUNT. */ + EMPTY_HOWTO (28), + + /* For 32-bit sh, this is R_SH_ALIGN. FIXME: For linker relaxation, + this might be emitted. When linker relaxation is implemented, we + might want to use it. */ + EMPTY_HOWTO (29), + + /* For 32-bit sh, this is R_SH_CODE. FIXME: For linker relaxation, + this might be emitted. When linker relaxation is implemented, we + might want to use it. */ + EMPTY_HOWTO (30), + + /* For 32-bit sh, this is R_SH_DATA. FIXME: For linker relaxation, + this might be emitted. When linker relaxation is implemented, we + might want to use it. */ + EMPTY_HOWTO (31), + + /* For 32-bit sh, this is R_SH_LABEL. FIXME: For linker relaxation, + this might be emitted. When linker relaxation is implemented, we + might want to use it. */ + EMPTY_HOWTO (32), + + /* An 8 bit switch table entry. This is generated for an expression + such as ``.word L1 - L2''. The offset holds the difference + between the reloc address and L2. */ + HOWTO (R_SH_SWITCH8, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_SWITCH8", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + true), /* pcrel_offset */ + + /* GNU extension to record C++ vtable hierarchy */ + HOWTO (R_SH_GNU_VTINHERIT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + NULL, /* special_function */ + "R_SH_GNU_VTINHERIT", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + false), /* pcrel_offset */ + + /* GNU extension to record C++ vtable member usage */ + HOWTO (R_SH_GNU_VTENTRY, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_elf_rel_vtable_reloc_fn, /* special_function */ + "R_SH_GNU_VTENTRY", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + false), /* pcrel_offset */ + + /* For 32-bit sh, this is R_SH_LOOP_START. */ + EMPTY_HOWTO (36), + + /* For 32-bit sh, this is R_SH_LOOP_END. */ + EMPTY_HOWTO (37), + + EMPTY_HOWTO (38), + EMPTY_HOWTO (39), + EMPTY_HOWTO (40), + EMPTY_HOWTO (41), + EMPTY_HOWTO (42), + EMPTY_HOWTO (43), + EMPTY_HOWTO (44), + + /* Used in SHLLI.L and SHLRI.L. */ + HOWTO (R_SH_DIR5U, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 5, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR5U", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in SHARI, SHLLI et al. */ + HOWTO (R_SH_DIR6U, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 6, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR6U", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in BxxI, LDHI.L et al. */ + HOWTO (R_SH_DIR6S, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 6, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR6S", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in ADDI, ANDI et al. */ + HOWTO (R_SH_DIR10S, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 10, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10S", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in LD.UW, ST.W et al. */ + HOWTO (R_SH_DIR10SW, /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 11, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SW", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_DIR10SL, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_DIR10SQ, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SQ", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + EMPTY_HOWTO (52), + EMPTY_HOWTO (53), + EMPTY_HOWTO (54), + EMPTY_HOWTO (55), + EMPTY_HOWTO (56), + EMPTY_HOWTO (57), + EMPTY_HOWTO (58), + EMPTY_HOWTO (59), + EMPTY_HOWTO (60), + EMPTY_HOWTO (61), + EMPTY_HOWTO (62), + EMPTY_HOWTO (63), + EMPTY_HOWTO (64), + EMPTY_HOWTO (65), + EMPTY_HOWTO (66), + EMPTY_HOWTO (67), + EMPTY_HOWTO (68), + EMPTY_HOWTO (69), + EMPTY_HOWTO (70), + EMPTY_HOWTO (71), + EMPTY_HOWTO (72), + EMPTY_HOWTO (73), + EMPTY_HOWTO (74), + EMPTY_HOWTO (75), + EMPTY_HOWTO (76), + EMPTY_HOWTO (77), + EMPTY_HOWTO (78), + EMPTY_HOWTO (79), + EMPTY_HOWTO (80), + EMPTY_HOWTO (81), + EMPTY_HOWTO (82), + EMPTY_HOWTO (83), + EMPTY_HOWTO (84), + EMPTY_HOWTO (85), + EMPTY_HOWTO (86), + EMPTY_HOWTO (87), + EMPTY_HOWTO (88), + EMPTY_HOWTO (89), + EMPTY_HOWTO (90), + EMPTY_HOWTO (91), + EMPTY_HOWTO (92), + EMPTY_HOWTO (93), + EMPTY_HOWTO (94), + EMPTY_HOWTO (95), + EMPTY_HOWTO (96), + EMPTY_HOWTO (97), + EMPTY_HOWTO (98), + EMPTY_HOWTO (99), + EMPTY_HOWTO (100), + EMPTY_HOWTO (101), + EMPTY_HOWTO (102), + EMPTY_HOWTO (103), + EMPTY_HOWTO (104), + EMPTY_HOWTO (105), + EMPTY_HOWTO (106), + EMPTY_HOWTO (107), + EMPTY_HOWTO (108), + EMPTY_HOWTO (109), + EMPTY_HOWTO (110), + EMPTY_HOWTO (111), + EMPTY_HOWTO (112), + EMPTY_HOWTO (113), + EMPTY_HOWTO (114), + EMPTY_HOWTO (115), + EMPTY_HOWTO (116), + EMPTY_HOWTO (117), + EMPTY_HOWTO (118), + EMPTY_HOWTO (119), + EMPTY_HOWTO (120), + EMPTY_HOWTO (121), + EMPTY_HOWTO (122), + EMPTY_HOWTO (123), + EMPTY_HOWTO (124), + EMPTY_HOWTO (125), + EMPTY_HOWTO (126), + EMPTY_HOWTO (127), + EMPTY_HOWTO (128), + EMPTY_HOWTO (129), + EMPTY_HOWTO (130), + EMPTY_HOWTO (131), + EMPTY_HOWTO (132), + EMPTY_HOWTO (133), + EMPTY_HOWTO (134), + EMPTY_HOWTO (135), + EMPTY_HOWTO (136), + EMPTY_HOWTO (137), + EMPTY_HOWTO (138), + EMPTY_HOWTO (139), + EMPTY_HOWTO (140), + EMPTY_HOWTO (141), + EMPTY_HOWTO (142), + EMPTY_HOWTO (143), + EMPTY_HOWTO (144), + EMPTY_HOWTO (145), + EMPTY_HOWTO (146), + EMPTY_HOWTO (147), + EMPTY_HOWTO (148), + EMPTY_HOWTO (149), + EMPTY_HOWTO (150), + EMPTY_HOWTO (151), + EMPTY_HOWTO (152), + EMPTY_HOWTO (153), + EMPTY_HOWTO (154), + EMPTY_HOWTO (155), + EMPTY_HOWTO (156), + EMPTY_HOWTO (157), + EMPTY_HOWTO (158), + EMPTY_HOWTO (159), + + /* Relocs for dynamic linking for 32-bit SH would follow. We don't have + any dynamic linking support for 64-bit SH at present. */ + + EMPTY_HOWTO (160), + EMPTY_HOWTO (161), + EMPTY_HOWTO (162), + EMPTY_HOWTO (163), + EMPTY_HOWTO (164), + EMPTY_HOWTO (165), + EMPTY_HOWTO (166), + EMPTY_HOWTO (167), + EMPTY_HOWTO (168), + + /* Back to SH5 relocations. */ + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTPLT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTPLT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTPLT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTPLT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_PLT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_PLT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_PLT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_PLT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTOFF_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTOFF_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTOFF_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTOFF_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTPC_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTPC_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTPC_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTPC_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_GOT10BY4, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT10BY4", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_GOTPLT10BY4, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT10BY4", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_GOT10BY8, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT10BY8", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_GOTPLT10BY8, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT10BY8", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_SH_COPY64, /* type */ + 0, /* rightshift */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_COPY64", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_SH_GLOB_DAT64, /* type */ + 0, /* rightshift */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GLOB_DAT64", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_SH_JMP_SLOT64, /* type */ + 0, /* rightshift */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_JMP_SLOT64", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + false), /* pcrel_offset */ + + HOWTO (R_SH_RELATIVE64, /* type */ + 0, /* rightshift */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_RELATIVE64", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + false), /* pcrel_offset */ + + EMPTY_HOWTO (197), + EMPTY_HOWTO (198), + EMPTY_HOWTO (199), + EMPTY_HOWTO (200), + EMPTY_HOWTO (201), + EMPTY_HOWTO (202), + EMPTY_HOWTO (203), + EMPTY_HOWTO (204), + EMPTY_HOWTO (205), + EMPTY_HOWTO (206), + EMPTY_HOWTO (207), + EMPTY_HOWTO (208), + EMPTY_HOWTO (209), + EMPTY_HOWTO (210), + EMPTY_HOWTO (211), + EMPTY_HOWTO (212), + EMPTY_HOWTO (213), + EMPTY_HOWTO (214), + EMPTY_HOWTO (215), + EMPTY_HOWTO (216), + EMPTY_HOWTO (217), + EMPTY_HOWTO (218), + EMPTY_HOWTO (219), + EMPTY_HOWTO (220), + EMPTY_HOWTO (221), + EMPTY_HOWTO (222), + EMPTY_HOWTO (223), + EMPTY_HOWTO (224), + EMPTY_HOWTO (225), + EMPTY_HOWTO (226), + EMPTY_HOWTO (227), + EMPTY_HOWTO (228), + EMPTY_HOWTO (229), + EMPTY_HOWTO (230), + EMPTY_HOWTO (231), + EMPTY_HOWTO (232), + EMPTY_HOWTO (233), + EMPTY_HOWTO (234), + EMPTY_HOWTO (235), + EMPTY_HOWTO (236), + EMPTY_HOWTO (237), + EMPTY_HOWTO (238), + EMPTY_HOWTO (239), + EMPTY_HOWTO (240), + EMPTY_HOWTO (241), + + /* Relocations for SHmedia code. None of these are partial_inplace or + use the field being relocated. */ + + /* The assembler will generate this reloc before a block of SHmedia + instructions. A section should be processed as assuming it contains + data, unless this reloc is seen. Note that a block of SHcompact + instructions are instead preceded by R_SH_CODE. + This is currently not implemented, but should be used for SHmedia + linker relaxation. */ + HOWTO (R_SH_SHMEDIA_CODE, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf64_ignore_reloc, /* special_function */ + "R_SH_SHMEDIA_CODE", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + false), /* pcrel_offset */ + + /* The assembler will generate this reloc at a PTA or PTB instruction, + and the linker checks the right type of target, or changes a PTA to a + PTB, if the original insn was PT. */ + HOWTO (R_SH_PT_16, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 18, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PT_16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in unexpanded MOVI. */ + HOWTO (R_SH_IMMS16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMMS16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in SHORI. */ + HOWTO (R_SH_IMMU16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMMU16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_IMM_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_LOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x - $) & 65536). */ + HOWTO (R_SH_IMM_LOW16_PCREL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_LOW16_PCREL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_IMM_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDLOW16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 16) & 65536). */ + HOWTO (R_SH_IMM_MEDLOW16_PCREL, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDLOW16_PCREL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_IMM_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDHI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 32) & 65536). */ + HOWTO (R_SH_IMM_MEDHI16_PCREL, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDHI16_PCREL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_IMM_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_HI16", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + false), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 48) & 65536). */ + HOWTO (R_SH_IMM_HI16_PCREL, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_HI16_PCREL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + true), /* pcrel_offset */ + + /* For the .uaquad pseudo. */ + HOWTO (R_SH_64, /* type */ + 0, /* rightshift */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + false, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_64", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + false), /* pcrel_offset */ + + /* For the .uaquad pseudo, (x - $). */ + HOWTO (R_SH_64_PCREL, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + true, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_64_PCREL", /* name */ + false, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + true), /* pcrel_offset */ + +}; + +/* This function is used for relocs which are only used for relaxing, + which the linker should otherwise ignore. */ + +static bfd_reloc_status_type +sh_elf64_ignore_reloc (abfd, reloc_entry, symbol, data, input_section, + output_bfd, error_message) + bfd *abfd ATTRIBUTE_UNUSED; + arelent *reloc_entry; + asymbol *symbol ATTRIBUTE_UNUSED; + PTR data ATTRIBUTE_UNUSED; + asection *input_section; + bfd *output_bfd; + char **error_message ATTRIBUTE_UNUSED; +{ + if (output_bfd != NULL) + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; +} + +/* This function is used for normal relocs. This used to be like the COFF + function, and is almost certainly incorrect for other ELF targets. + + See sh_elf_reloc in elf32-sh.c for the original. */ + +static bfd_reloc_status_type +sh_elf64_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, + error_message) + bfd *abfd; + arelent *reloc_entry; + asymbol *symbol_in; + PTR data; + asection *input_section; + bfd *output_bfd; + char **error_message ATTRIBUTE_UNUSED; +{ + unsigned long insn; + bfd_vma sym_value; + enum elf_sh_reloc_type r_type; + bfd_vma addr = reloc_entry->address; + bfd_byte *hit_data = addr + (bfd_byte *) data; + + r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type; + + if (output_bfd != NULL) + { + /* Partial linking--do nothing. */ + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; + } + + if (symbol_in != NULL + && bfd_is_und_section (symbol_in->section)) + return bfd_reloc_undefined; + + if (bfd_is_com_section (symbol_in->section)) + sym_value = 0; + else + sym_value = (symbol_in->value + + symbol_in->section->output_section->vma + + symbol_in->section->output_offset); + + switch (r_type) + { + case R_SH_DIR32: + insn = bfd_get_32 (abfd, hit_data); + insn += sym_value + reloc_entry->addend; + bfd_put_32 (abfd, insn, hit_data); + break; + + default: + abort (); + break; + } + + return bfd_reloc_ok; +} + +/* This structure is used to map BFD reloc codes to SH ELF relocs. */ + +struct elf_reloc_map +{ + bfd_reloc_code_real_type bfd_reloc_val; + unsigned char elf_reloc_val; +}; + +/* An array mapping BFD reloc codes to SH ELF relocs. */ + +static const struct elf_reloc_map sh64_reloc_map[] = +{ + { BFD_RELOC_NONE, R_SH_NONE }, + { BFD_RELOC_32, R_SH_DIR32 }, + { BFD_RELOC_CTOR, R_SH_DIR32 }, + { BFD_RELOC_32_PCREL, R_SH_REL32 }, + { BFD_RELOC_8_PCREL, R_SH_SWITCH8 }, + { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 }, + { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 }, + { BFD_RELOC_VTABLE_INHERIT, R_SH_GNU_VTINHERIT }, + { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY }, + { BFD_RELOC_SH_GOT_LOW16, R_SH_GOT_LOW16 }, + { BFD_RELOC_SH_GOT_MEDLOW16, R_SH_GOT_MEDLOW16 }, + { BFD_RELOC_SH_GOT_MEDHI16, R_SH_GOT_MEDHI16 }, + { BFD_RELOC_SH_GOT_HI16, R_SH_GOT_HI16 }, + { BFD_RELOC_SH_GOTPLT_LOW16, R_SH_GOTPLT_LOW16 }, + { BFD_RELOC_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDLOW16 }, + { BFD_RELOC_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_MEDHI16 }, + { BFD_RELOC_SH_GOTPLT_HI16, R_SH_GOTPLT_HI16 }, + { BFD_RELOC_SH_PLT_LOW16, R_SH_PLT_LOW16 }, + { BFD_RELOC_SH_PLT_MEDLOW16, R_SH_PLT_MEDLOW16 }, + { BFD_RELOC_SH_PLT_MEDHI16, R_SH_PLT_MEDHI16 }, + { BFD_RELOC_SH_PLT_HI16, R_SH_PLT_HI16 }, + { BFD_RELOC_SH_GOTOFF_LOW16, R_SH_GOTOFF_LOW16 }, + { BFD_RELOC_SH_GOTOFF_MEDLOW16, R_SH_GOTOFF_MEDLOW16 }, + { BFD_RELOC_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_MEDHI16 }, + { BFD_RELOC_SH_GOTOFF_HI16, R_SH_GOTOFF_HI16 }, + { BFD_RELOC_SH_GOTPC_LOW16, R_SH_GOTPC_LOW16 }, + { BFD_RELOC_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDLOW16 }, + { BFD_RELOC_SH_GOTPC_MEDHI16, R_SH_GOTPC_MEDHI16 }, + { BFD_RELOC_SH_GOTPC_HI16, R_SH_GOTPC_HI16 }, + { BFD_RELOC_SH_COPY64, R_SH_COPY64 }, + { BFD_RELOC_SH_GLOB_DAT64, R_SH_GLOB_DAT64 }, + { BFD_RELOC_SH_JMP_SLOT64, R_SH_JMP_SLOT64 }, + { BFD_RELOC_SH_RELATIVE64, R_SH_RELATIVE64 }, + { BFD_RELOC_SH_GOT10BY4, R_SH_GOT10BY4 }, + { BFD_RELOC_SH_GOT10BY8, R_SH_GOT10BY8 }, + { BFD_RELOC_SH_GOTPLT10BY4, R_SH_GOTPLT10BY4 }, + { BFD_RELOC_SH_GOTPLT10BY8, R_SH_GOTPLT10BY8 }, + { BFD_RELOC_SH_PT_16, R_SH_PT_16 }, + { BFD_RELOC_SH_SHMEDIA_CODE, R_SH_SHMEDIA_CODE }, + { BFD_RELOC_SH_IMMU5, R_SH_DIR5U }, + { BFD_RELOC_SH_IMMS6, R_SH_DIR6S }, + { BFD_RELOC_SH_IMMU6, R_SH_DIR6U }, + { BFD_RELOC_SH_IMMS10, R_SH_DIR10S }, + { BFD_RELOC_SH_IMMS10BY2, R_SH_DIR10SW }, + { BFD_RELOC_SH_IMMS10BY4, R_SH_DIR10SL }, + { BFD_RELOC_SH_IMMS10BY8, R_SH_DIR10SQ }, + { BFD_RELOC_SH_IMMS16, R_SH_IMMS16 }, + { BFD_RELOC_SH_IMMU16, R_SH_IMMU16 }, + { BFD_RELOC_SH_IMM_LOW16, R_SH_IMM_LOW16 }, + { BFD_RELOC_SH_IMM_LOW16_PCREL, R_SH_IMM_LOW16_PCREL }, + { BFD_RELOC_SH_IMM_MEDLOW16, R_SH_IMM_MEDLOW16 }, + { BFD_RELOC_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDLOW16_PCREL }, + { BFD_RELOC_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16 }, + { BFD_RELOC_SH_IMM_MEDHI16_PCREL, R_SH_IMM_MEDHI16_PCREL }, + { BFD_RELOC_SH_IMM_HI16, R_SH_IMM_HI16 }, + { BFD_RELOC_SH_IMM_HI16_PCREL, R_SH_IMM_HI16_PCREL }, + { BFD_RELOC_64, R_SH_64 }, + { BFD_RELOC_64_PCREL, R_SH_64_PCREL }, +}; + +/* Given a BFD reloc code, return the howto structure for the + corresponding SH ELf reloc. */ + +static reloc_howto_type * +sh_elf64_reloc_type_lookup (abfd, code) + bfd *abfd ATTRIBUTE_UNUSED; + bfd_reloc_code_real_type code; +{ + unsigned int i; + + for (i = 0; i < sizeof (sh64_reloc_map) / sizeof (struct elf_reloc_map); i++) + { + if (sh64_reloc_map[i].bfd_reloc_val == code) + return &sh_elf64_howto_table[(int) sh64_reloc_map[i].elf_reloc_val]; + } + + return NULL; +} + +/* Given an ELF reloc, fill in the howto field of a relent. + + See sh_elf_info_to_howto in elf32-sh.c for the original. */ + +static void +sh_elf64_info_to_howto (abfd, cache_ptr, dst) + bfd *abfd ATTRIBUTE_UNUSED; + arelent *cache_ptr; + Elf_Internal_Rela *dst; +{ + unsigned int r; + + r = ELF64_R_TYPE (dst->r_info); + + BFD_ASSERT (r <= (unsigned int) R_SH_64_PCREL); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC || r > R_SH_LAST_INVALID_RELOC); + BFD_ASSERT (r < R_SH_DIR8WPN || r > R_SH_LAST_INVALID_RELOC_2); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_GOTPLT32); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4); + + cache_ptr->howto = &sh_elf64_howto_table[r]; +} + +/* Relocate an SH ELF section. + + See sh_elf_info_to_howto in elf32-sh.c for the original. */ + +static boolean +sh_elf64_relocate_section (output_bfd, info, input_bfd, input_section, + contents, relocs, local_syms, local_sections) + bfd *output_bfd ATTRIBUTE_UNUSED; + 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; + bfd *dynobj; + bfd_vma *local_got_offsets; + asection *sgot; + asection *sgotplt; + asection *splt; + asection *sreloc; + bfd_vma disp, dropped; + + symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (input_bfd); + dynobj = elf_hash_table (info)->dynobj; + local_got_offsets = elf_local_got_offsets (input_bfd); + + sgot = NULL; + sgotplt = NULL; + splt = 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; + Elf_Internal_Sym *sym; + asection *sec; + struct elf_link_hash_entry *h; + bfd_vma relocation; + bfd_vma addend = (bfd_vma)0; + bfd_reloc_status_type r; + int seen_stt_datalabel = 0; + + r_symndx = ELF64_R_SYM (rel->r_info); + + r_type = ELF64_R_TYPE (rel->r_info); + + if (r_type == (int) R_SH_NONE) + continue; + + if (r_type < 0 + || r_type > R_SH_64_PCREL + || (r_type >= (int) R_SH_FIRST_INVALID_RELOC + && r_type <= (int) R_SH_LAST_INVALID_RELOC) + || (r_type >= (int) R_SH_DIR8WPN + && r_type <= (int) R_SH_LAST_INVALID_RELOC_2) + || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_3 + && r_type <= R_SH_GOTPLT32) + || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_4 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_4)) + { + bfd_set_error (bfd_error_bad_value); + return false; + } + + howto = sh_elf64_howto_table + r_type; + + /* 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]; + relocation = ((sec->output_section->vma + + sec->output_offset + + sym->st_value) + | ((sym->st_other & STO_SH5_ISA32) != 0)); + + /* A local symbol never has STO_SH5_ISA32, so we don't need + datalabel processing here. Make sure this does not change + without notice. */ + if ((sym->st_other & STO_SH5_ISA32) != 0) + ((*info->callbacks->reloc_dangerous) + (info, + _("Unexpected STO_SH5_ISA32 on local symbol is not handled"), + input_bfd, input_section, rel->r_offset)); + + if (info->relocateable) + { + /* This is a relocateable link. We don't have to change + 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. */ + sym = local_syms + r_symndx; + if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) + goto final_link_relocate; + + continue; + } + } + else + { + /* Section symbols are never (?) placed in the hash table, so + we can just ignore hash relocations when creating a + relocateable object file. */ + if (info->relocateable) + continue; + + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + while (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + { + /* If the reference passes a symbol marked with + STT_DATALABEL, then any STO_SH5_ISA32 on the final value + doesn't count. */ + seen_stt_datalabel |= h->type == STT_DATALABEL; + 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; + /* In these cases, we don't need the relocation value. + We check specially because in some obscure cases + sec->output_section will be NULL. */ + if (r_type == R_SH_GOTPC_LOW16 + || r_type == R_SH_GOTPC_MEDLOW16 + || r_type == R_SH_GOTPC_MEDHI16 + || r_type == R_SH_GOTPC_HI16 + || ((r_type == R_SH_PLT_LOW16 + || r_type == R_SH_PLT_MEDLOW16 + || r_type == R_SH_PLT_MEDHI16 + || r_type == R_SH_PLT_HI16) + && h->plt.offset != (bfd_vma) -1) + || ((r_type == R_SH_GOT_LOW16 + || r_type == R_SH_GOT_MEDLOW16 + || r_type == R_SH_GOT_MEDHI16 + || r_type == R_SH_GOT_HI16) + && 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)) + /* The cases above are those in which relocation is + overwritten in the switch block below. The cases + below are those in which we must defer relocation + to run-time, because we can't resolve absolute + addresses when creating a shared library. */ + || (info->shared + && ((! info->symbolic && h->dynindx != -1) + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0) + && ((r_type == R_SH_64 + && !(ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)) + || r_type == R_SH_64_PCREL) + && ((input_section->flags & SEC_ALLOC) != 0 + /* DWARF will emit R_SH_DIR32 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))) + relocation = 0; + else if (sec->output_section == NULL) + { + (*_bfd_error_handler) + (_("%s: warning: unresolvable relocation against symbol `%s' from %s section"), + bfd_get_filename (input_bfd), h->root.root.string, + bfd_get_section_name (input_bfd, input_section)); + relocation = 0; + } + else + relocation = ((h->root.u.def.value + + sec->output_section->vma + + sec->output_offset) + /* A STO_SH5_ISA32 causes a "bitor 1" to the + symbol value, unless we've seen + STT_DATALABEL on the way to it. */ + | ((h->other & STO_SH5_ISA32) != 0 + && ! seen_stt_datalabel)); + } + else if (h->root.type == bfd_link_hash_undefweak) + relocation = 0; + else if (info->shared && !info->symbolic && !info->no_undefined) + relocation = 0; + else + { + if (! ((*info->callbacks->undefined_symbol) + (info, h->root.root.string, input_bfd, + input_section, rel->r_offset, true))) + return false; + relocation = 0; + } + } + + disp = (relocation + - input_section->output_section->vma + - input_section->output_offset + - rel->r_offset); + dropped = 0; + switch ((int)r_type) + { + case R_SH_PT_16: dropped = disp & 2; break; + case R_SH_DIR10SW: dropped = disp & 1; break; + case R_SH_DIR10SL: dropped = disp & 3; break; + case R_SH_DIR10SQ: dropped = disp & 7; break; + } + if (dropped != 0) + { + (*_bfd_error_handler) + (_("%s: error: unaligned relocation type %d at %08x reloc %08x\n"), + bfd_get_filename (input_bfd), (int)r_type, (unsigned)rel->r_offset, (unsigned)relocation); + bfd_set_error (bfd_error_bad_value); + return false; + } + switch ((int)r_type) + { + case R_SH_64: + case R_SH_64_PCREL: + if (info->shared + && (input_section->flags & SEC_ALLOC) != 0 + && (r_type != R_SH_64_PCREL + || (h != NULL + && h->dynindx != -1 + && (! info->symbolic + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + { + Elf_Internal_Rela outrel; + boolean skip, relocate; + + /* 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) + return false; + + 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); + } + + skip = false; + + outrel.r_offset + = _bfd_elf_section_offset (output_bfd, + &elf_hash_table (info)->stab_info, + input_section, + rel->r_offset); + + if (outrel.r_offset == (bfd_vma) -1) + skip = true; + + outrel.r_offset += (input_section->output_section->vma + + input_section->output_offset); + + if (skip) + { + memset (&outrel, 0, sizeof outrel); + relocate = false; + } + else if (r_type == R_SH_64_PCREL) + { + BFD_ASSERT (h != NULL && h->dynindx != -1); + relocate = false; + outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64_PCREL); + outrel.r_addend = rel->r_addend; + } + else + { + /* h->dynindx may be -1 if this symbol was marked to + become local. */ + if (h == NULL + || ((info->symbolic || h->dynindx == -1) + && (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) != 0)) + { + relocate = true; + outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); + outrel.r_addend = relocation + rel->r_addend; + } + else + { + BFD_ASSERT (h->dynindx != -1); + relocate = false; + outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64); + outrel.r_addend = relocation + rel->r_addend; + } + } + + bfd_elf64_swap_reloca_out (output_bfd, &outrel, + (((Elf64_External_Rela *) + sreloc->contents) + + sreloc->reloc_count)); + ++sreloc->reloc_count; + + /* If this reloc is against an external symbol, we do + not want to fiddle with the addend. Otherwise, we + need to include the symbol value so that it becomes + an addend for the dynamic reloc. */ + if (! relocate) + continue; + } + else if (r_type == R_SH_64) + addend = rel->r_addend; + goto final_link_relocate; + + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: + /* Relocation is to the entry for this symbol in the + procedure linkage table. */ + + if (h == NULL + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN + || ! info->shared + || info->symbolic + || h->dynindx == -1 + || h->plt.offset == (bfd_vma) -1 + || h->got.offset != (bfd_vma) -1) + goto force_got; + + /* Relocation is to the entry for this symbol in the global + offset table extension for the procedure linkage table. */ + if (sgotplt == NULL) + { + sgotplt = bfd_get_section_by_name (dynobj, ".got.plt"); + BFD_ASSERT (sgotplt != NULL); + } + + relocation = (sgotplt->output_offset + + ((h->plt.offset / elf_sh64_sizeof_plt (info) + - 1 + 3) * 8)); + + relocation -= GOT_BIAS; + + goto final_link_relocate; + + force_got: + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: + /* Relocation is to the entry for this symbol in the global + offset table. */ + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } + + if (h != NULL) + { + bfd_vma off; + + off = h->got.offset; + if (seen_stt_datalabel) + { + struct elf_sh64_link_hash_entry *hsh; + + hsh = (struct elf_sh64_link_hash_entry *)h; + off = hsh->datalabel_got_offset; + } + BFD_ASSERT (off != (bfd_vma) -1); + + if (! elf_hash_table (info)->dynamic_sections_created + || (info->shared + && (info->symbolic || h->dynindx == -1 + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))) + { + /* This is actually a static link, or it is a + -Bsymbolic link and the symbol is defined + locally, or 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_64 (output_bfd, relocation, + sgot->contents + off); + if (seen_stt_datalabel) + { + struct elf_sh64_link_hash_entry *hsh; + + hsh = (struct elf_sh64_link_hash_entry *)h; + hsh->datalabel_got_offset |= 1; + } + else + h->got.offset |= 1; + } + } + + relocation = sgot->output_offset + off; + } + else + { + bfd_vma off; + + if (rel->r_addend) + { + BFD_ASSERT (local_got_offsets != NULL + && (local_got_offsets[symtab_hdr->sh_info + + r_symndx] + != (bfd_vma) -1)); + + off = local_got_offsets[symtab_hdr->sh_info + + r_symndx]; + } + else + { + BFD_ASSERT (local_got_offsets != NULL + && local_got_offsets[r_symndx] != (bfd_vma) -1); + + off = local_got_offsets[r_symndx]; + } + + /* The offset must always be a multiple of 8. We use + the least significant bit to record whether we have + already generated the necessary reloc. */ + if ((off & 1) != 0) + off &= ~1; + else + { + bfd_put_64 (output_bfd, relocation, sgot->contents + off); + + if (info->shared) + { + asection *srelgot; + Elf_Internal_Rela outrel; + + srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); + BFD_ASSERT (srelgot != NULL); + + outrel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + off); + outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); + outrel.r_addend = relocation; + bfd_elf64_swap_reloca_out (output_bfd, &outrel, + (((Elf64_External_Rela *) + srelgot->contents) + + srelgot->reloc_count)); + ++srelgot->reloc_count; + } + + if (rel->r_addend) + local_got_offsets[symtab_hdr->sh_info + r_symndx] |= 1; + else + local_got_offsets[r_symndx] |= 1; + } + + relocation = sgot->output_offset + off; + } + + relocation -= GOT_BIAS; + + goto final_link_relocate; + + case R_SH_GOTOFF_LOW16: + case R_SH_GOTOFF_MEDLOW16: + case R_SH_GOTOFF_MEDHI16: + case R_SH_GOTOFF_HI16: + /* Relocation is relative to the start of the global offset + table. */ + + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } + + /* Note that sgot->output_offset is not involved in this + calculation. We always want the start of .got. If we + defined _GLOBAL_OFFSET_TABLE in a different way, as is + permitted by the ABI, we might have to change this + calculation. */ + relocation -= sgot->output_section->vma; + + relocation -= GOT_BIAS; + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_GOTPC_LOW16: + case R_SH_GOTPC_MEDLOW16: + case R_SH_GOTPC_MEDHI16: + case R_SH_GOTPC_HI16: + /* Use global offset table as symbol value. */ + + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } + + relocation = sgot->output_section->vma; + + relocation += GOT_BIAS; + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_PLT_LOW16: + case R_SH_PLT_MEDLOW16: + case R_SH_PLT_MEDHI16: + case R_SH_PLT_HI16: + /* Relocation is to the entry for this symbol in the + procedure linkage table. */ + + /* Resolve a PLT reloc against a local symbol directly, + without using the procedure linkage table. */ + if (h == NULL) + goto final_link_relocate; + + if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + goto final_link_relocate; + + if (h->plt.offset == (bfd_vma) -1) + { + /* We didn't make a PLT entry for this symbol. This + happens when statically linking PIC code, or when + using -Bsymbolic. */ + goto final_link_relocate; + } + + if (splt == NULL) + { + splt = bfd_get_section_by_name (dynobj, ".plt"); + BFD_ASSERT (splt != NULL); + } + + relocation = (splt->output_section->vma + + splt->output_offset + + h->plt.offset); + relocation++; + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_DIR32: + case R_SH_SHMEDIA_CODE: + case R_SH_PT_16: + case R_SH_DIR5U: + case R_SH_DIR6S: + case R_SH_DIR6U: + case R_SH_DIR10S: + case R_SH_DIR10SW: + case R_SH_DIR10SL: + case R_SH_DIR10SQ: + case R_SH_IMMS16: + case R_SH_IMMU16: + case R_SH_IMM_LOW16: + case R_SH_IMM_LOW16_PCREL: + case R_SH_IMM_MEDLOW16: + case R_SH_IMM_MEDLOW16_PCREL: + case R_SH_IMM_MEDHI16: + case R_SH_IMM_MEDHI16_PCREL: + case R_SH_IMM_HI16: + case R_SH_IMM_HI16_PCREL: + addend = rel->r_addend; + /* Fall through. */ + case R_SH_REL32: + final_link_relocate: + r = _bfd_final_link_relocate (howto, input_bfd, input_section, + contents, rel->r_offset, + relocation, addend); + break; + + default: + bfd_set_error (bfd_error_bad_value); + return false; + + } + + 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) + return false; + 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))) + return false; + } + break; + } + } + } + + return true; +} + +/* This is a version of bfd_generic_get_relocated_section_contents + that uses sh_elf64_relocate_section. + + See sh_elf_relocate_section in elf32-sh.c for the original. */ + +static bfd_byte * +sh_elf64_get_relocated_section_contents (output_bfd, link_info, link_order, + data, relocateable, symbols) + bfd *output_bfd; + struct bfd_link_info *link_info; + struct bfd_link_order *link_order; + bfd_byte *data; + boolean relocateable; + asymbol **symbols; +{ + Elf_Internal_Shdr *symtab_hdr; + Elf_Internal_Shdr *shndx_hdr; + asection *input_section = link_order->u.indirect.section; + bfd *input_bfd = input_section->owner; + asection **sections = NULL; + Elf_Internal_Rela *internal_relocs = NULL; + Elf64_External_Sym *external_syms = NULL; + Elf_External_Sym_Shndx *shndx_buf = NULL; + Elf_External_Sym_Shndx *shndx; + Elf_Internal_Sym *internal_syms = NULL; + + /* We only need to handle the case of relaxing, or of having a + particular set of section contents, specially. */ + if (relocateable + || elf_section_data (input_section)->this_hdr.contents == NULL) + return bfd_generic_get_relocated_section_contents (output_bfd, link_info, + link_order, data, + relocateable, + symbols); + + symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; + shndx_hdr = &elf_tdata (input_bfd)->symtab_shndx_hdr; + + memcpy (data, elf_section_data (input_section)->this_hdr.contents, + input_section->_raw_size); + + if ((input_section->flags & SEC_RELOC) != 0 + && input_section->reloc_count > 0) + { + Elf_Internal_Sym *isymp; + asection **secpp; + Elf64_External_Sym *esym, *esymend; + bfd_size_type amt; + + if (symtab_hdr->contents != NULL) + external_syms = (Elf64_External_Sym *) symtab_hdr->contents; + else + { + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf64_External_Sym); + + external_syms = (Elf64_External_Sym *) bfd_malloc (amt); + if (external_syms == NULL && symtab_hdr->sh_info > 0) + goto error_return; + + if (bfd_seek (input_bfd, symtab_hdr->sh_offset, SEEK_SET) != 0 + || (bfd_bread ((PTR) external_syms, amt, input_bfd) != amt)) + goto error_return; + } + + if (symtab_hdr->sh_info != 0 && shndx_hdr->sh_size != 0) + { + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf_External_Sym_Shndx); + + shndx_buf = (Elf_External_Sym_Shndx *) bfd_malloc (amt); + if (shndx_buf == NULL) + goto error_return; + + if (bfd_seek (input_bfd, shndx_hdr->sh_offset, SEEK_SET) != 0 + || bfd_bread ((PTR) shndx_buf, amt, input_bfd) != amt) + goto error_return; + } + + internal_relocs = (_bfd_elf64_link_read_relocs + (input_bfd, input_section, (PTR) NULL, + (Elf_Internal_Rela *) NULL, false)); + if (internal_relocs == NULL) + goto error_return; + + internal_syms = ((Elf_Internal_Sym *) + bfd_malloc (symtab_hdr->sh_info + * sizeof (Elf_Internal_Sym))); + if (internal_syms == NULL && symtab_hdr->sh_info > 0) + goto error_return; + + sections = (asection **) bfd_malloc (symtab_hdr->sh_info + * sizeof (asection *)); + if (sections == NULL && symtab_hdr->sh_info > 0) + goto error_return; + + isymp = internal_syms; + secpp = sections; + esym = external_syms; + esymend = esym + symtab_hdr->sh_info; + shndx = shndx_buf; + for (; esym < esymend; + ++esym, ++isymp, ++secpp, shndx = (shndx ? shndx + 1 : NULL)) + { + asection *isec; + + bfd_elf64_swap_symbol_in (input_bfd, esym, shndx, isymp); + + if (isymp->st_shndx == SHN_UNDEF) + isec = bfd_und_section_ptr; + else if (isymp->st_shndx > 0 && isymp->st_shndx < SHN_LORESERVE) + isec = bfd_section_from_elf_index (input_bfd, isymp->st_shndx); + else if (isymp->st_shndx == SHN_ABS) + isec = bfd_abs_section_ptr; + else if (isymp->st_shndx == SHN_COMMON) + isec = bfd_com_section_ptr; + else + { + /* Who knows? */ + isec = NULL; + } + + *secpp = isec; + } + + if (! sh_elf64_relocate_section (output_bfd, link_info, input_bfd, + input_section, data, internal_relocs, + internal_syms, sections)) + goto error_return; + + if (sections != NULL) + free (sections); + sections = NULL; + if (internal_syms != NULL) + free (internal_syms); + internal_syms = NULL; + if (external_syms != NULL && symtab_hdr->contents == NULL) + free (external_syms); + external_syms = NULL; + if (internal_relocs != elf_section_data (input_section)->relocs) + free (internal_relocs); + internal_relocs = NULL; + } + + return data; + + error_return: + if (internal_relocs != NULL + && internal_relocs != elf_section_data (input_section)->relocs) + free (internal_relocs); + if (external_syms != NULL && symtab_hdr->contents == NULL) + free (external_syms); + if (internal_syms != NULL) + free (internal_syms); + if (sections != NULL) + free (sections); + return NULL; +} + +/* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections. */ + +boolean +sh64_elf64_fake_sections (output_bfd, elf_section_hdr, asect) + bfd *output_bfd ATTRIBUTE_UNUSED; + Elf_Internal_Shdr *elf_section_hdr; + asection *asect; +{ + /* Code sections can only contain SH64 code, so mark them as such. */ + if (bfd_get_section_flags (output_bfd, asect) & SEC_CODE) + elf_section_hdr->sh_flags |= SHF_SH5_ISA32; + + return true; +} + +static boolean +sh_elf64_set_mach_from_flags (abfd) + bfd *abfd; +{ + flagword flags = elf_elfheader (abfd)->e_flags; + + switch (flags & EF_SH_MACH_MASK) + { + case EF_SH5: + /* Just one, but keep the switch construct to make additions easy. */ + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh5); + break; + + default: + bfd_set_error (bfd_error_wrong_format); + return false; + } + return true; +} + +/* Function to keep SH64 specific file flags. + + See sh64_elf_set_private_flags in elf32-sh64.c for the original. */ + +static boolean +sh_elf64_set_private_flags (abfd, flags) + bfd * abfd; + flagword flags; +{ + BFD_ASSERT (! elf_flags_init (abfd) + || elf_elfheader (abfd)->e_flags == flags); + + elf_elfheader (abfd)->e_flags = flags; + elf_flags_init (abfd) = true; + return sh_elf64_set_mach_from_flags (abfd); +} + +/* Copy the SHF_SH5_ISA32 attribute that we keep on all sections with + code, to keep attributes the same as for SHmedia in 32-bit ELF. */ + +static boolean +sh_elf64_copy_private_data_internal (ibfd, obfd) + bfd * ibfd; + bfd * obfd; +{ + Elf_Internal_Shdr **o_shdrp; + asection *isec; + asection *osec; + + if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return true; + + o_shdrp = elf_elfsections (obfd); + for (osec = obfd->sections; osec; osec = osec->next) + { + int oIndex = ((struct bfd_elf_section_data *) elf_section_data (osec))->this_idx; + for (isec = ibfd->sections; isec; isec = isec->next) + { + if (strcmp (osec->name, isec->name) == 0) + { + /* Note that we're not disallowing mixing data and code. */ + if ((elf_section_data (isec)->this_hdr.sh_flags + & SHF_SH5_ISA32) != 0) + o_shdrp[oIndex]->sh_flags |= SHF_SH5_ISA32; + break; + } + } + } + + return sh_elf64_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags); +} + +static boolean +sh_elf64_copy_private_data (ibfd, obfd) + bfd * ibfd; + bfd * obfd; +{ + return sh_elf64_copy_private_data_internal (ibfd, obfd); +} + +static boolean +sh_elf64_merge_private_data (ibfd, obfd) + bfd *ibfd; + bfd *obfd; +{ + flagword old_flags, new_flags; + + if (_bfd_generic_verify_endian_match (ibfd, obfd) == false) + return false; + + if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return true; + + if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd)) + { + const char *msg; + + if (bfd_get_arch_size (ibfd) == 32 + && bfd_get_arch_size (obfd) == 64) + msg = _("%s: compiled as 32-bit object and %s is 64-bit"); + else if (bfd_get_arch_size (ibfd) == 64 + && bfd_get_arch_size (obfd) == 32) + msg = _("%s: compiled as 64-bit object and %s is 32-bit"); + else + msg = _("%s: object size does not match that of target %s"); + + (*_bfd_error_handler) (msg, bfd_get_filename (ibfd), + bfd_get_filename (obfd)); + bfd_set_error (bfd_error_wrong_format); + return false; + } + + old_flags = elf_elfheader (obfd)->e_flags; + new_flags = elf_elfheader (ibfd)->e_flags; + if (! elf_flags_init (obfd)) + { + /* This happens when ld starts out with a 'blank' output file. */ + elf_flags_init (obfd) = true; + elf_elfheader (obfd)->e_flags = old_flags = new_flags; + } + /* We don't allow linking in anything else than SH64 code, and since + this is a 64-bit ELF, we assume the 64-bit ABI is used. Add code + here as things change. */ + else if ((new_flags & EF_SH_MACH_MASK) != EF_SH5) + { + (*_bfd_error_handler) + ("%s: does not use the SH64 64-bit ABI as previous modules do", + bfd_get_filename (ibfd)); + bfd_set_error (bfd_error_bad_value); + return false; + } + + sh_elf64_copy_private_data_internal (ibfd, obfd); + + /* I can't think of anything sane other than old_flags being EF_SH5 and + that we need to preserve that. */ + elf_elfheader (obfd)->e_flags = old_flags; + + return sh_elf64_set_mach_from_flags (obfd); +} + +/* Return the section that should be marked against GC for a given + relocation. */ + +static asection * +sh_elf64_gc_mark_hook (abfd, info, rel, h, sym) + bfd *abfd; + 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 (ELF64_R_TYPE (rel->r_info)) + { + case R_SH_GNU_VTINHERIT: + case R_SH_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; + + default: + break; + } + } + } + else + { + if (!(elf_bad_symtab (abfd) + && ELF_ST_BIND (sym->st_info) != STB_LOCAL) + && ! ((sym->st_shndx <= 0 || sym->st_shndx >= SHN_LORESERVE) + && sym->st_shndx != SHN_COMMON)) + return bfd_section_from_elf_index (abfd, sym->st_shndx); + } + + return NULL; +} + +/* Update the got entry reference counts for the section being removed. */ + +static boolean +sh_elf64_gc_sweep_hook (abfd, info, sec, relocs) + bfd *abfd ATTRIBUTE_UNUSED; + struct bfd_link_info *info ATTRIBUTE_UNUSED; + asection *sec ATTRIBUTE_UNUSED; + const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED; +{ + /* No got and plt entries for 64-bit SH at present. */ + return true; +} + +/* 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. */ + +static boolean +sh_elf64_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; + bfd *dynobj; + bfd_vma *local_got_offsets; + asection *sgot; + asection *srelgot; + asection *sreloc; + + sgot = NULL; + srelgot = NULL; + sreloc = NULL; + + if (info->relocateable) + return true; + + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (abfd); + sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof(Elf64_External_Sym); + if (!elf_bad_symtab (abfd)) + sym_hashes_end -= symtab_hdr->sh_info; + + dynobj = elf_hash_table (info)->dynobj; + local_got_offsets = elf_local_got_offsets (abfd); + + rel_end = relocs + sec->reloc_count; + for (rel = relocs; rel < rel_end; rel++) + { + struct elf_link_hash_entry *h; + unsigned long r_symndx; + + r_symndx = ELF64_R_SYM (rel->r_info); + if (r_symndx < symtab_hdr->sh_info) + h = NULL; + else + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + + /* Some relocs require a global offset table. */ + if (dynobj == NULL) + { + switch (ELF64_R_TYPE (rel->r_info)) + { + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: + case R_SH_GOTOFF_LOW16: + case R_SH_GOTOFF_MEDLOW16: + case R_SH_GOTOFF_MEDHI16: + case R_SH_GOTOFF_HI16: + case R_SH_GOTPC_LOW16: + case R_SH_GOTPC_MEDLOW16: + case R_SH_GOTPC_MEDHI16: + case R_SH_GOTPC_HI16: + elf_hash_table (info)->dynobj = dynobj = abfd; + if (! _bfd_elf_create_got_section (dynobj, info)) + return false; + break; + + default: + break; + } + } + + switch (ELF64_R_TYPE (rel->r_info)) + { + /* This relocation describes the C++ object vtable hierarchy. + Reconstruct it for later use during GC. */ + case R_SH_GNU_VTINHERIT: + if (!_bfd_elf64_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) + return false; + break; + + /* This relocation describes which C++ vtable entries are actually + used. Record for later use during GC. */ + case R_SH_GNU_VTENTRY: + if (!_bfd_elf64_gc_record_vtentry (abfd, sec, h, rel->r_addend)) + return false; + break; + + force_got: + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: + /* This symbol requires a global offset table entry. */ + + 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)) + return false; + } + } + + if (h != NULL) + { + if (h->type == STT_DATALABEL) + { + struct elf_sh64_link_hash_entry *hsh; + + h = (struct elf_link_hash_entry *) h->root.u.i.link; + hsh = (struct elf_sh64_link_hash_entry *)h; + if (hsh->datalabel_got_offset != (bfd_vma) -1) + break; + + hsh->datalabel_got_offset = sgot->_raw_size; + } + else + { + if (h->got.offset != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + h->got.offset = sgot->_raw_size; + } + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf64_link_record_dynamic_symbol (info, h)) + return false; + } + + srelgot->_raw_size += sizeof (Elf64_External_Rela); + } + else + { + /* This is a global offset table entry for a local + symbol. */ + if (local_got_offsets == NULL) + { + size_t size; + register unsigned int i; + + size = symtab_hdr->sh_info * sizeof (bfd_vma); + /* Reserve space for both the datalabel and + codelabel local GOT offsets. */ + size *= 2; + local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); + if (local_got_offsets == NULL) + return false; + elf_local_got_offsets (abfd) = local_got_offsets; + for (i = 0; i < symtab_hdr->sh_info; i++) + local_got_offsets[i] = (bfd_vma) -1; + for (; i < 2 * symtab_hdr->sh_info; i++) + local_got_offsets[i] = (bfd_vma) -1; + } + if ((rel->r_addend & 1) != 0) + { + if (local_got_offsets[symtab_hdr->sh_info + + r_symndx] != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + local_got_offsets[symtab_hdr->sh_info + + r_symndx] = sgot->_raw_size; + } + else + { + if (local_got_offsets[r_symndx] != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + local_got_offsets[r_symndx] = sgot->_raw_size; + } + + if (info->shared) + { + /* If we are generating a shared object, we need to + output a R_SH_RELATIVE reloc so that the dynamic + linker can adjust this GOT entry. */ + srelgot->_raw_size += sizeof (Elf64_External_Rela); + } + } + + sgot->_raw_size += 8; + + break; + + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: + /* If this is a local symbol, we resolve it directly without + creating a procedure linkage table entry. */ + + if (h == NULL + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN + || ! info->shared + || info->symbolic + || h->dynindx == -1 + || h->got.offset != (bfd_vma) -1) + goto force_got; + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf64_link_record_dynamic_symbol (info, h)) + return false; + } + + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + + break; + + case R_SH_PLT_LOW16: + case R_SH_PLT_MEDLOW16: + case R_SH_PLT_MEDHI16: + case R_SH_PLT_HI16: + /* 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; + + if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + break; + + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + + break; + + case R_SH_64: + case R_SH_64_PCREL: + if (h != NULL) + h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF; + + /* If we are creating a shared library, and this is a reloc + against a global symbol, or a non PC relative reloc + against a local symbol, then we need to copy the reloc + into the shared library. However, if we are linking with + -Bsymbolic, we do not need to copy a reloc against a + global symbol which is defined in an object we are + including in the link (i.e., DEF_REGULAR is set). 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 + && (ELF32_R_TYPE (rel->r_info) != R_SH_64_PCREL + || (h != NULL + && (! info->symbolic + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + { + /* 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) + return false; + + 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) + { + flagword flags; + + sreloc = bfd_make_section (dynobj, name); + flags = (SEC_HAS_CONTENTS | SEC_READONLY + | SEC_IN_MEMORY | SEC_LINKER_CREATED); + if ((sec->flags & SEC_ALLOC) != 0) + flags |= SEC_ALLOC | SEC_LOAD; + if (sreloc == NULL + || ! bfd_set_section_flags (dynobj, sreloc, flags) + || ! bfd_set_section_alignment (dynobj, sreloc, 2)) + return false; + } + } + + sreloc->_raw_size += sizeof (Elf64_External_Rela); + + /* If we are linking with -Bsymbolic, and this is a + global symbol, 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 only called if we are using an elf_sh linker + hash table, which means that h is really a pointer to + an elf_sh_link_hash_entry. */ + if (h != NULL && info->symbolic + && ELF64_R_TYPE (rel->r_info) == R_SH_64_PCREL) + { + struct elf_sh64_link_hash_entry *eh; + struct elf_sh64_pcrel_relocs_copied *p; + + eh = (struct elf_sh64_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_sh64_pcrel_relocs_copied *) + bfd_alloc (dynobj, sizeof *p)); + if (p == NULL) + return false; + p->next = eh->pcrel_relocs_copied; + eh->pcrel_relocs_copied = p; + p->section = sreloc; + p->count = 0; + } + + ++p->count; + } + } + + break; + } + } + + return true; +} + +static int +sh64_elf64_get_symbol_type (elf_sym, type) + Elf_Internal_Sym * elf_sym; + int type; +{ + if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL) + return STT_DATALABEL; + + return type; +} + +/* FIXME: This is a copy of sh64_elf_add_symbol_hook in elf32-sh64.c. + Either file can presumably exist without the other, but do not differ + in elf-size-ness. How to share? + + Hook called by the linker routine which adds symbols from an object + file. We must make indirect symbols for undefined symbols marked with + STT_DATALABEL, so relocations passing them will pick up that attribute + and neutralize STO_SH5_ISA32 found on the symbol definition. + + There is a problem, though: We want to fill in the hash-table entry for + this symbol and signal to the caller that no further processing is + needed. But we don't have the index for this hash-table entry. We + rely here on that the current entry is the first hash-entry with NULL, + which seems brittle. Also, iterating over the hash-table to find that + entry is a linear operation on the number of symbols in this input + file, and this function should take constant time, so that's not good + too. Only comfort is that DataLabel references should only be found in + hand-written assembly code and thus be rare. FIXME: Talk maintainers + into adding an option to elf_add_symbol_hook (preferably) for the index + or the hash entry, alternatively adding the index to Elf_Internal_Sym + (not so good). */ + +static boolean +sh64_elf64_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp) + bfd *abfd; + struct bfd_link_info *info; + const Elf_Internal_Sym *sym; + const char **namep; + flagword *flagsp ATTRIBUTE_UNUSED; + asection **secp; + bfd_vma *valp; +{ + /* We want to do this for relocatable as well as final linking. */ + if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL) + { + struct elf_link_hash_entry *h; + + /* For relocateable links, we register the DataLabel sym in its own + right, and tweak the name when it's output. Otherwise, we make + an indirect symbol of it. */ + flagword flags + = info->relocateable || info->emitrelocations + ? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT; + + char *dl_name + = bfd_malloc (strlen (*namep) + sizeof (DATALABEL_SUFFIX)); + struct elf_link_hash_entry ** sym_hash = elf_sym_hashes (abfd); + + BFD_ASSERT (sym_hash != NULL); + + /* Allocation may fail. */ + if (dl_name == NULL) + return false; + + strcpy (dl_name, *namep); + strcat (dl_name, DATALABEL_SUFFIX); + + h = (struct elf_link_hash_entry *) + bfd_link_hash_lookup (info->hash, dl_name, false, false, false); + + if (h == NULL) + { + /* No previous datalabel symbol. Make one. */ + if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name, + flags, *secp, *valp, + *namep, false, + get_elf_backend_data (abfd)->collect, + (struct bfd_link_hash_entry **) &h)) + { + free (dl_name); + return false; + } + + h->elf_link_hash_flags &=~ ELF_LINK_NON_ELF; + h->type = STT_DATALABEL; + } + else + /* If a new symbol was created, it holds the allocated name. + Otherwise, we don't need it anymore and should deallocate it. */ + free (dl_name); + + if (h->type != STT_DATALABEL + || ((info->relocateable || info->emitrelocations) + && h->root.type != bfd_link_hash_undefined) + || (! info->relocateable && !info->emitrelocations + && h->root.type != bfd_link_hash_indirect)) + { + /* Make sure we don't get confused on invalid input. */ + (*_bfd_error_handler) + (_("%s: encountered datalabel symbol in input"), + bfd_get_filename (abfd)); + bfd_set_error (bfd_error_bad_value); + return false; + } + + /* Now find the hash-table slot for this entry and fill it in. */ + while (*sym_hash != NULL) + sym_hash++; + *sym_hash = h; + + /* Signal to caller to skip this symbol - we've handled it. */ + *namep = NULL; + } + + return true; +} + +/* This hook function is called before the linker writes out a global + symbol. For relocatable links, DataLabel symbols will be present in + linker output. We cut off the special suffix on those symbols, so the + right name appears in the output. + + When linking and emitting relocations, there can appear global symbols + that are not referenced by relocs, but rather only implicitly through + DataLabel references, a relation that is not visible to the linker. + Since no stripping of global symbols in done when doing such linking, + we don't need to look up and make sure to emit the main symbol for each + DataLabel symbol. */ + +boolean +sh64_elf64_link_output_symbol_hook (abfd, info, cname, sym, input_sec) + bfd *abfd ATTRIBUTE_UNUSED; + struct bfd_link_info *info; + const char *cname; + Elf_Internal_Sym *sym; + asection *input_sec ATTRIBUTE_UNUSED; +{ + char *name = (char *) cname; + + if (info->relocateable || info->emitrelocations) + { + if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL) + name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0; + } + + return true; +} + +/* Set bit 0 on the entry address; it always points to SHmedia code. This + is mostly for symmetry with the 32-bit format, where code can be + SHcompact and we need to make a distinction to make sure execution + starts in the right ISA mode. It is also convenient for a loader, + which would otherwise have to set this bit when loading a TR register + before jumping to the program entry. */ + +static void +sh64_elf64_final_write_processing (abfd, linker) + bfd *abfd; + boolean linker ATTRIBUTE_UNUSED; +{ + /* FIXME: Perhaps we shouldn't do this if the entry address was supplied + numerically, but we currently lack the infrastructure to recognize + that: The entry symbol, and info whether it is numeric or a symbol + name is kept private in the linker. */ + if (elf_elfheader (abfd)->e_type == ET_EXEC) + elf_elfheader (abfd)->e_entry |= 1; +} + +/* First entry in an absolute procedure linkage table look like this. */ + +static const bfd_byte elf_sh64_plt0_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x10, /* movi .got.plt >> 48, r17 */ + 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 32) & 65535, r17 */ + 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 16) & 65535, r17 */ + 0xc8, 0x00, 0x01, 0x10, /* shori .got.plt & 65535, r17 */ + 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ + 0x6b, 0xf1, 0x46, 0x00, /* ptabs r17, tr0 */ + 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ +}; + +static const bfd_byte elf_sh64_plt0_entry_le[PLT_ENTRY_SIZE] = +{ + 0x10, 0x01, 0x00, 0xcc, /* movi .got.plt >> 16, r17 */ + 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 32) & 65535, r17 */ + 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 16) & 65535, r17 */ + 0x10, 0x01, 0x00, 0xc8, /* shori .got.plt & 65535, r17 */ + 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ + 0x00, 0x46, 0xf1, 0x6b, /* ptabs r17, tr0 */ + 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ +}; + +/* Sebsequent entries in an absolute procedure linkage table look like + this. */ + +static const bfd_byte elf_sh64_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x90, /* movi nameN-in-GOT >> 48, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 32) & 65535, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 16) & 65535, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori nameN-in-GOT & 65535, r25 */ + 0x8d, 0x90, 0x01, 0x90, /* ld.q r25, 0, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0xcc, 0x00, 0x01, 0x90, /* movi .PLT0 >> 16, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori .PLT0 & 65535, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ + 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ +}; + +static const bfd_byte elf_sh64_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x90, 0x01, 0x00, 0xcc, /* movi nameN-in-GOT >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ + 0x90, 0x01, 0x90, 0x8d, /* ld.q r25, 0, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0x90, 0x01, 0x00, 0xcc, /* movi .PLT0 >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori .PLT0 & 65535, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ + 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ +}; + +/* Entries in a PIC procedure linkage table look like this. */ + +static const bfd_byte elf_sh64_pic_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x90, /* movi nameN@GOT >> 16, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori nameN@GOT & 65535, r25 */ + 0x40, 0xc3, 0x65, 0x90, /* ldx.q r12, r25, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0xce, 0x00, 0x01, 0x10, /* movi -GOT_BIAS, r17 */ + 0x00, 0xcb, 0x45, 0x10, /* sub r12, r17, r17 */ + 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ + 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ + 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ +}; + +static const bfd_byte elf_sh64_pic_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x90, 0x01, 0x00, 0xcc, /* movi nameN@GOT >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN@GOT & 65535, r25 */ + 0x90, 0x65, 0xc3, 0x40, /* ldx.q r12, r25, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0x10, 0x01, 0x00, 0xce, /* movi -GOT_BIAS, r17 */ + 0x10, 0x45, 0xcb, 0x00, /* sub r12, r17, r17 */ + 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ + 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ + 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ +}; + +static const bfd_byte *elf_sh64_plt0_entry; +static const bfd_byte *elf_sh64_plt_entry; +static const bfd_byte *elf_sh64_pic_plt_entry; + +/* Create an entry in an sh ELF linker hash table. */ + +static struct bfd_hash_entry * +sh64_elf64_link_hash_newfunc (entry, table, string) + struct bfd_hash_entry *entry; + struct bfd_hash_table *table; + const char *string; +{ + struct elf_sh64_link_hash_entry *ret = + (struct elf_sh64_link_hash_entry *) entry; + + /* Allocate the structure if it has not already been allocated by a + subclass. */ + if (ret == (struct elf_sh64_link_hash_entry *) NULL) + ret = ((struct elf_sh64_link_hash_entry *) + bfd_hash_allocate (table, + sizeof (struct elf_sh64_link_hash_entry))); + if (ret == (struct elf_sh64_link_hash_entry *) NULL) + return (struct bfd_hash_entry *) ret; + + /* Call the allocation method of the superclass. */ + ret = ((struct elf_sh64_link_hash_entry *) + _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, + table, string)); + if (ret != (struct elf_sh64_link_hash_entry *) NULL) + { + ret->pcrel_relocs_copied = NULL; + ret->datalabel_got_offset = (bfd_vma) -1; + } + + return (struct bfd_hash_entry *) ret; +} + +/* Create an sh64 ELF linker hash table. */ + +static struct bfd_link_hash_table * +sh64_elf64_link_hash_table_create (abfd) + bfd *abfd; +{ + struct elf_sh64_link_hash_table *ret; + + ret = ((struct elf_sh64_link_hash_table *) + bfd_alloc (abfd, sizeof (struct elf_sh64_link_hash_table))); + if (ret == (struct elf_sh64_link_hash_table *) NULL) + return NULL; + + if (! _bfd_elf_link_hash_table_init (&ret->root, abfd, + sh64_elf64_link_hash_newfunc)) + { + bfd_release (abfd, ret); + return NULL; + } + + return &ret->root.root; +} + +inline static void +movi_shori_putval (output_bfd, value, addr) + bfd *output_bfd; + unsigned long value; + char *addr; +{ + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr) + | ((value >> 6) & 0x3fffc00), + addr); + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr + 4) + | ((value << 10) & 0x3fffc00), + addr + 4); +} + +inline static void +movi_3shori_putval (output_bfd, value, addr) + bfd *output_bfd; + bfd_vma value; + char *addr; +{ + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr) + | ((value >> 38) & 0x3fffc00), + addr); + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr + 4) + | ((value >> 22) & 0x3fffc00), + addr + 4); + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr + 8) + | ((value >> 6) & 0x3fffc00), + addr + 8); + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr + 12) + | ((value << 10) & 0x3fffc00), + addr + 12); +} + +/* Create dynamic sections when linking against a dynamic object. */ + +static boolean +sh64_elf64_create_dynamic_sections (abfd, info) + bfd *abfd; + struct bfd_link_info *info; +{ + flagword flags, pltflags; + register asection *s; + struct elf_backend_data *bed = get_elf_backend_data (abfd); + int ptralign = 0; + + switch (bed->s->arch_size) + { + case 32: + ptralign = 2; + break; + + case 64: + ptralign = 3; + break; + + default: + bfd_set_error (bfd_error_bad_value); + return false; + } + + /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and + .rel[a].bss sections. */ + + flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY + | SEC_LINKER_CREATED); + + pltflags = flags; + pltflags |= SEC_CODE; + if (bed->plt_not_loaded) + pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS); + if (bed->plt_readonly) + pltflags |= SEC_READONLY; + + s = bfd_make_section (abfd, ".plt"); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, pltflags) + || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment)) + return false; + + if (bed->want_plt_sym) + { + /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the + .plt section. */ + struct elf_link_hash_entry *h = NULL; + if (! (_bfd_generic_link_add_one_symbol + (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s, + (bfd_vma) 0, (const char *) NULL, false, + get_elf_backend_data (abfd)->collect, + (struct bfd_link_hash_entry **) &h))) + return false; + h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR; + h->type = STT_OBJECT; + + if (info->shared + && ! _bfd_elf_link_record_dynamic_symbol (info, h)) + return false; + } + + s = bfd_make_section (abfd, + bed->default_use_rela_p ? ".rela.plt" : ".rel.plt"); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return false; + + if (! _bfd_elf_create_got_section (abfd, info)) + return false; + + { + const char *secname; + char *relname; + flagword secflags; + asection *sec; + + for (sec = abfd->sections; sec; sec = sec->next) + { + secflags = bfd_get_section_flags (abfd, sec); + if ((secflags & (SEC_DATA | SEC_LINKER_CREATED)) + || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS)) + continue; + secname = bfd_get_section_name (abfd, sec); + relname = (char *) bfd_malloc (strlen (secname) + 6); + strcpy (relname, ".rela"); + strcat (relname, secname); + s = bfd_make_section (abfd, relname); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return false; + } + } + + if (bed->want_dynbss) + { + /* The .dynbss section is a place to put symbols which are defined + by dynamic objects, are referenced by regular objects, and are + not functions. We must allocate space for them in the process + image and use a R_*_COPY reloc to tell the dynamic linker to + initialize them at run time. The linker script puts the .dynbss + section into the .bss section of the final image. */ + s = bfd_make_section (abfd, ".dynbss"); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, SEC_ALLOC)) + return false; + + /* The .rel[a].bss section holds copy relocs. This section is not + normally needed. We need to create it here, though, so that the + linker will map it to an output section. We can't just create it + only if we need it, because we will not know whether we need it + until we have seen all the input files, and the first time the + main linker code calls BFD after examining all the input files + (size_dynamic_sections) the input sections have already been + mapped to the output sections. If the section turns out not to + be needed, we can discard it later. We will never need this + section when generating a shared object, since they do not use + copy relocs. */ + if (! info->shared) + { + s = bfd_make_section (abfd, + (bed->default_use_rela_p + ? ".rela.bss" : ".rel.bss")); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return false; + } + } + + return true; +} + +/* 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. */ + +static boolean +sh64_elf64_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) + { + /* This case can occur if we saw a PLT reloc in an input + file, but the symbol was never referred to by a dynamic + object. In such a case, we don't actually need to build + a procedure linkage table, and we can just do a REL64 + reloc instead. */ + BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0); + return true; + } + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf64_link_record_dynamic_symbol (info, h)) + return false; + } + + 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 += elf_sh64_sizeof_plt (info); + + /* We also need to make an entry in the .got.plt section, which + will be placed in the .got section by the linker script. */ + + s = bfd_get_section_by_name (dynobj, ".got.plt"); + BFD_ASSERT (s != NULL); + s->_raw_size += 8; + + /* We also need to make an entry in the .rela.plt section. */ + + s = bfd_get_section_by_name (dynobj, ".rela.plt"); + BFD_ASSERT (s != NULL); + s->_raw_size += sizeof (Elf64_External_Rela); + + return true; + } + + /* If this is a weak symbol, and there is a real definition, the + processor independent code will have arranged for us to see the + real definition first, and we can just use the same value. */ + if (h->weakdef != NULL) + { + 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; + return true; + } + + /* 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) + return true; + + /* If there are no references to this symbol that do not use the + GOT, we don't need to generate a copy reloc. */ + if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0) + return true; + + /* We must allocate the symbol in our .dynbss section, which will + become part of the .bss section of the executable. There will be + an entry for this symbol in the .dynsym section. The dynamic + 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_SH_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 (Elf64_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)) + return false; + } + + /* 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; + + return true; +} + +/* This function is called via sh_elf_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. */ + +static boolean +sh64_elf64_discard_copies (h, ignore) + struct elf_sh64_link_hash_entry *h; + PTR ignore ATTRIBUTE_UNUSED; +{ + struct elf_sh64_pcrel_relocs_copied *s; + + /* We only discard relocs for symbols defined in a regular object. */ + if ((h->root.elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) + return true; + + for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) + s->section->_raw_size -= s->count * sizeof (Elf64_External_Rela); + + return true; +} + +/* Set the sizes of the dynamic sections. */ + +static boolean +sh64_elf64_size_dynamic_sections (output_bfd, info) + bfd *output_bfd; + struct bfd_link_info *info; +{ + bfd *dynobj; + asection *s; + boolean plt; + boolean relocs; + boolean reltext; + + 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 section. + However, if we are not creating the dynamic sections, we will + not actually use these entries. Reset the size of .rela.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; + } + + /* 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) + sh64_elf64_link_hash_traverse (sh64_elf64_hash_table (info), + sh64_elf64_discard_copies, + (PTR) NULL); + + /* The check_relocs and adjust_dynamic_symbol entry points have + determined the sizes of the various dynamic sections. Allocate + memory for them. */ + plt = false; + relocs = false; + reltext = false; + for (s = dynobj->sections; s != NULL; s = s->next) + { + const char *name; + boolean strip; + + 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); + + strip = false; + + if (strcmp (name, ".plt") == 0) + { + if (s->_raw_size == 0) + { + /* Strip this section if we don't need it; see the + comment below. */ + strip = true; + } + else + { + /* Remember whether there is a PLT. */ + plt = true; + } + } + else if (strncmp (name, ".rela", 5) == 0) + { + if (s->_raw_size == 0) + { + /* If we don't need this section, strip it from the + output file. This is mostly to handle .rela.bss and + .rela.plt. We must create both sections in + create_dynamic_sections, because they must be created + before the linker maps input sections to output + sections. The linker does that before + adjust_dynamic_symbol is called, and it is that + function which decides whether anything needs to go + into these sections. */ + strip = true; + } + else + { + asection *target; + + /* Remember whether there are any reloc sections other + than .rela.plt. */ + if (strcmp (name, ".rela.plt") != 0) + { + const char *outname; + + relocs = true; + + /* If this relocation section applies to a read only + section, then we probably need a DT_TEXTREL + entry. The entries in the .rela.plt section + really apply to the .got section, which we + created ourselves and so know is not 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) + reltext = true; + } + + /* We use the reloc_count field as a counter if we need + to copy relocs into the output file. */ + s->reloc_count = 0; + } + } + else if (strncmp (name, ".got", 4) != 0) + { + /* 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) + return false; + } + + if (elf_hash_table (info)->dynamic_sections_created) + { + /* Add some entries to the .dynamic section. We fill in the + values later, in sh64_elf64_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. */ + if (! info->shared) + { + if (! bfd_elf64_add_dynamic_entry (info, DT_DEBUG, 0)) + return false; + } + + if (plt) + { + if (! bfd_elf64_add_dynamic_entry (info, DT_PLTGOT, 0) + || ! bfd_elf64_add_dynamic_entry (info, DT_PLTRELSZ, 0) + || ! bfd_elf64_add_dynamic_entry (info, DT_PLTREL, DT_RELA) + || ! bfd_elf64_add_dynamic_entry (info, DT_JMPREL, 0)) + return false; + } + + if (relocs) + { + if (! bfd_elf64_add_dynamic_entry (info, DT_RELA, 0) + || ! bfd_elf64_add_dynamic_entry (info, DT_RELASZ, 0) + || ! bfd_elf64_add_dynamic_entry (info, DT_RELAENT, + sizeof (Elf64_External_Rela))) + return false; + } + + if (reltext) + { + if (! bfd_elf64_add_dynamic_entry (info, DT_TEXTREL, 0)) + return false; + } + } + + return true; +} + +/* Finish up dynamic symbol handling. We set the contents of various + dynamic sections here. */ + +static boolean +sh64_elf64_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 *srel; + + bfd_vma plt_index; + bfd_vma got_offset; + Elf_Internal_Rela rel; + + /* 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"); + srel = bfd_get_section_by_name (dynobj, ".rela.plt"); + BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL); + + /* 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 / elf_sh64_sizeof_plt (info) - 1; + + /* Get the offset into the .got table of the entry that + corresponds to this function. Each .got entry is 8 bytes. + The first three are reserved. */ + got_offset = (plt_index + 3) * 8; + + got_offset -= GOT_BIAS; + + /* Fill in the entry in the procedure linkage table. */ + if (! info->shared) + { + if (elf_sh64_plt_entry == NULL) + { + elf_sh64_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh64_plt_entry_be : elf_sh64_plt_entry_le); + } + memcpy (splt->contents + h->plt.offset, elf_sh64_plt_entry, + elf_sh64_sizeof_plt (info)); + movi_3shori_putval (output_bfd, + (sgot->output_section->vma + + sgot->output_offset + + got_offset), + (splt->contents + h->plt.offset + + elf_sh64_plt_symbol_offset (info))); + + movi_shori_putval (output_bfd, + (splt->output_section->vma + splt->output_offset), + (splt->contents + h->plt.offset + + elf_sh64_plt_plt0_offset (info))); + } + else + { + if (elf_sh64_pic_plt_entry == NULL) + { + elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh64_pic_plt_entry_be : + elf_sh64_pic_plt_entry_le); + } + memcpy (splt->contents + h->plt.offset, elf_sh64_pic_plt_entry, + elf_sh64_sizeof_plt (info)); + movi_shori_putval (output_bfd, got_offset, + (splt->contents + h->plt.offset + + elf_sh64_plt_symbol_offset (info))); + } + + got_offset += GOT_BIAS; + + movi_shori_putval (output_bfd, + plt_index * sizeof (Elf64_External_Rela), + (splt->contents + h->plt.offset + + elf_sh64_plt_reloc_offset (info))); + + /* Fill in the entry in the global offset table. */ + bfd_put_64 (output_bfd, + (splt->output_section->vma + + splt->output_offset + + h->plt.offset + + elf_sh64_plt_temp_offset (info)), + sgot->contents + got_offset); + + /* Fill in the entry in the .rela.plt section. */ + rel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + got_offset); + rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_JMP_SLOT64); + rel.r_addend = 0; + rel.r_addend = GOT_BIAS; + bfd_elf64_swap_reloca_out (output_bfd, &rel, + ((Elf64_External_Rela *) srel->contents + + plt_index)); + + 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 *srel; + Elf_Internal_Rela rel; + + /* This symbol has an entry in the global offset table. Set it + up. */ + + sgot = bfd_get_section_by_name (dynobj, ".got"); + srel = bfd_get_section_by_name (dynobj, ".rela.got"); + BFD_ASSERT (sgot != NULL && srel != NULL); + + rel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + (h->got.offset &~ 1)); + + /* If this is a -Bsymbolic link, and the symbol is defined + locally, we just want to emit a RELATIVE reloc. Likewise if + the symbol was forced to be local because of a version file. + The entry in the global offset table will already have been + initialized in the relocate_section function. */ + if (info->shared + && (info->symbolic || h->dynindx == -1) + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)) + { + rel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); + rel.r_addend = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + } + else + { + bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); + rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_GLOB_DAT64); + rel.r_addend = 0; + } + + bfd_elf64_swap_reloca_out (output_bfd, &rel, + ((Elf64_External_Rela *) srel->contents + + srel->reloc_count)); + ++srel->reloc_count; + } + + if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0) + { + asection *s; + Elf_Internal_Rela rel; + + /* 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); + + rel.r_offset = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_COPY64); + rel.r_addend = 0; + bfd_elf64_swap_reloca_out (output_bfd, &rel, + ((Elf64_External_Rela *) s->contents + + s->reloc_count)); + ++s->reloc_count; + } + + /* 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; + + return true; +} + +/* Finish up the dynamic sections. */ + +static boolean +sh64_elf64_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; + Elf64_External_Dyn *dyncon, *dynconend; + + BFD_ASSERT (sdyn != NULL); + + dyncon = (Elf64_External_Dyn *) sdyn->contents; + dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->_raw_size); + for (; dyncon < dynconend; dyncon++) + { + Elf_Internal_Dyn dyn; + const char *name; + asection *s; + + bfd_elf64_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_elf64_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_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + + case DT_RELASZ: + /* My reading of the SVR4 ABI indicates that the + procedure linkage table relocs (DT_JMPREL) should be + included in the overall relocs (DT_RELA). This is + what Solaris does. However, UnixWare can not handle + that case. 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_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + } + } + + /* Fill in the first entry in the procedure linkage table. */ + splt = bfd_get_section_by_name (dynobj, ".plt"); + if (splt && splt->_raw_size > 0) + { + if (info->shared) + { + if (elf_sh64_pic_plt_entry == NULL) + { + elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh64_pic_plt_entry_be : + elf_sh64_pic_plt_entry_le); + } + memcpy (splt->contents, elf_sh64_pic_plt_entry, + elf_sh64_sizeof_plt (info)); + } + else + { + if (elf_sh64_plt0_entry == NULL) + { + elf_sh64_plt0_entry = (bfd_big_endian (output_bfd) ? + elf_sh64_plt0_entry_be : + elf_sh64_plt0_entry_le); + } + memcpy (splt->contents, elf_sh64_plt0_entry, PLT_ENTRY_SIZE); + movi_3shori_putval (output_bfd, + sgot->output_section->vma + + sgot->output_offset, + splt->contents + + elf_sh64_plt0_gotplt_offset (info)); + } + + /* UnixWare sets the entsize of .plt to 8, although that doesn't + really seem like the right value. */ + elf_section_data (splt->output_section)->this_hdr.sh_entsize = 8; + } + } + + /* Fill in the first three entries in the global offset table. */ + if (sgot->_raw_size > 0) + { + if (sdyn == NULL) + bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents); + else + bfd_put_64 (output_bfd, + sdyn->output_section->vma + sdyn->output_offset, + sgot->contents); + bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 8); + bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 16); + } + + elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 8; + + return true; +} + + +#ifndef ELF_ARCH +#define TARGET_BIG_SYM bfd_elf64_sh64_vec +#define TARGET_BIG_NAME "elf64-sh64" +#define TARGET_LITTLE_SYM bfd_elf64_sh64l_vec +#define TARGET_LITTLE_NAME "elf64-sh64l" +#define ELF_ARCH bfd_arch_sh +#define ELF_MACHINE_CODE EM_SH +#define ELF_MAXPAGESIZE 128 + +#define elf_symbol_leading_char '_' +#endif /* ELF_ARCH */ + +#define bfd_elf64_bfd_reloc_type_lookup sh_elf64_reloc_type_lookup +#define elf_info_to_howto sh_elf64_info_to_howto + +/* Note: there's no relaxation at present. */ + +#define elf_backend_relocate_section sh_elf64_relocate_section +#define bfd_elf64_bfd_get_relocated_section_contents \ + sh_elf64_get_relocated_section_contents +#define elf_backend_object_p sh_elf64_set_mach_from_flags +#define bfd_elf64_bfd_set_private_flags \ + sh_elf64_set_private_flags +#define bfd_elf64_bfd_copy_private_bfd_data \ + sh_elf64_copy_private_data +#define bfd_elf64_bfd_merge_private_bfd_data \ + sh_elf64_merge_private_data +#define elf_backend_fake_sections sh64_elf64_fake_sections + +#define elf_backend_gc_mark_hook sh_elf64_gc_mark_hook +#define elf_backend_gc_sweep_hook sh_elf64_gc_sweep_hook +#define elf_backend_check_relocs sh_elf64_check_relocs + +#define elf_backend_can_gc_sections 1 + +#define elf_backend_get_symbol_type sh64_elf64_get_symbol_type + +#define elf_backend_add_symbol_hook sh64_elf64_add_symbol_hook + +#define elf_backend_link_output_symbol_hook \ + sh64_elf64_link_output_symbol_hook + +#define elf_backend_final_write_processing \ + sh64_elf64_final_write_processing + +#define elf_backend_create_dynamic_sections \ + sh64_elf64_create_dynamic_sections +#define bfd_elf64_bfd_link_hash_table_create \ + sh64_elf64_link_hash_table_create +#define elf_backend_adjust_dynamic_symbol \ + sh64_elf64_adjust_dynamic_symbol +#define elf_backend_size_dynamic_sections \ + sh64_elf64_size_dynamic_sections +#define elf_backend_finish_dynamic_symbol \ + sh64_elf64_finish_dynamic_symbol +#define elf_backend_finish_dynamic_sections \ + sh64_elf64_finish_dynamic_sections + +#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 24 +#define elf_backend_plt_header_size PLT_ENTRY_SIZE + +#include "elf64-target.h" |