against __GLOBAL_OFFSET_TABLE__ need never be dynamic. Tweak
last change to REL32 relocs so that they are counted as
possibly dynamic as per REL24 and REL14.
* elf32-mips.c (mips_elf_adjust_addend): New function, mostly split
out from...
(_bfd_mips_elf_relocate_section): ...here. Use it to adjust r_addend
for final links too.
ld/testsuite/
* ld-mips/emit-relocs-1a.s, ld-mips/emit-relocs-1b.s,
* ld-mips/emit-relocs-1.ld, ld-mips/emit-relocs-1.d: New test.
* ld-mips/mips-elf.exp: Run it.
* configure.in (bfd_elf32_bigarm_vec): Include elf-vxworks.lo.
(bfd_elf32_bigarm_symbian_vec): Likewise.
(bfd_elf32_bigarm_vxworks_vec): Likewise.
(bfd_elf32_littlearm_vec): Likewise.
(bfd_elf32_littlearm_symbian_vec): Likewise.
(bfd_elf32_littlearm_vxworks_vec): Likewise.
* configure: Regenerate.
* elf32-arm.c: Include libiberty.h and elf-vxworks.h.
(RELOC_SECTION, RELOC_SIZE, SWAP_RELOC_IN, SWAP_RELOC_OUT): New macros.
(elf32_arm_vxworks_bed): Add forward declaration.
(elf32_arm_howto_table_1): Fix the masks for R_ASM_ABS12.
(elf32_arm_vxworks_exec_plt0_entry): New table.
(elf32_arm_vxworks_exec_plt_entry): Likewise.
(elf32_arm_vxworks_shared_plt_entry): Likewise.
(elf32_arm_link_hash_table): Add vxworks_p and srelplt2 fields.
(reloc_section_p): New function.
(create_got_section): Use RELOC_SECTION.
(elf32_arm_create_dynamic_sections): Likewise. Call
elf_vxworks_create_dynamic_sections for VxWorks targets.
Choose between the two possible values of plt_header_size
and plt_entry_size.
(elf32_arm_link_hash_table_create): Initialize vxworks_p and srelplt2.
(elf32_arm_abs12_reloc): New function.
(elf32_arm_final_link_relocate): Call it. Allow the creation of
dynamic R_ARM_ABS12 relocs on VxWorks. Use reloc_section_p,
RELOC_SIZE, SWAP_RELOC_OUT and RELOC_SECTION. Initialize the
r_addend fields of relocs. On rela targets, skip any code that
adjusts in-place addends. When using _bfd_link_final_relocate
to perform a final relocation, pass rel->r_addend as the addend
argument.
(elf32_arm_merge_private_bfd_data): If one of the bfds is a VxWorks
object, ignore flags that are not standard on VxWorks.
(elf32_arm_check_relocs): Allow the creation of dynamic R_ARM_ABS12
relocs on VxWorks. Use reloc_section_p.
(elf32_arm_adjust_dynamic_symbol): Use RELOC_SECTION and RELOC_SIZE.
(allocate_dynrelocs): Use RELOC_SIZE. Account for the size of
.rela.plt.unloaded relocs on VxWorks targets.
(elf32_arm_size_dynamic_sections): Use RELOC_SIZE. Check for
.rela.plt.unloaded as well as .rel(a).plt. Add DT_RELA* tags
instead of DT_REL* tags on RELA targets.
(elf32_arm_finish_dynamic_symbol): Use RELOC_SECTION, RELOC_SIZE
and SWAP_RELOC_OUT. Initialize r_addend fields. Handle VxWorks
PLT entries. Do not make _GLOBAL_OFFSET_TABLE_ absolute on VxWorks.
(elf32_arm_finish_dynamic_sections): Use RELOC_SECTION, RELOC_SIZE
and SWAP_RELOC_OUT. Initialize r_addend fields. Handle DT_RELASZ
like DT_RELSZ. Handle the VxWorks form of initial PLT entry.
Correct the .rela.plt.unreloaded symbol indexes.
(elf32_arm_output_symbol_hook): Call the VxWorks version of this
hook on VxWorks targets.
(elf32_arm_vxworks_link_hash_table_create): Set vxworks_p to true.
Minor formatting tweak.
(elf32_arm_vxworks_final_write_processing): New function.
(elf_backend_add_symbol_hook): Override for VxWorks and reset
for Symbian.
(elf_backend_final_write_processing): Likewise.
(elf_backend_emit_relocs): Likewise.
(elf_backend_want_plt_sym): Likewise.
(ELF_MAXPAGESIZE): Likewise.
(elf_backend_may_use_rel_p): Minor formatting tweak.
(elf_backend_may_use_rela_p): Likewise.
(elf_backend_default_use_rela_p): Likewise.
(elf_backend_rela_normal): Likewise.
* Makefile.in (elf32-arm.lo): Depend on elf-vxworks.h.
gas/
* config/tc-arm.c (md_apply_fix): Install a value of zero into a
BFD_RELOC_ARM_OFFSET_IMM field if we're going to generate a RELA
R_ARM_ABS12 reloc.
(tc_gen_reloc): Keep the original fx_offset for RELA pc-relative
relocs, but adjust by md_pcrel_from_section. Create R_ARM_ABS12
relocations for BFD_RELOC_ARM_OFFSET_IMM on RELA targets.
gas/testsuite/
* gas/arm/abs12.s, gas/arm/abs12.d: New test.
* gas/arm/pic.d: Skip for *-*-vxworks*...
* gas/arm/pic_vxworks.d: ...use this version instead.
* gas/arm/unwind_vxworks.d: Fix expected output.
ld/
* emulparams/armelf_vxworks.sh: Include vxworks.sh.
(MAXPAGESIZE): Define.
* emulparams/vxworks.sh: Undefine.
* Makefile.am (earmelf_vxworks.c): Depend on vxworks.sh and vxworks.em.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-arm/vxworks1.dd, ld-arm/vxworks1.ld, ld-arm/vxworks1-lib.dd,
* ld-arm/vxworks1-lib.nd, ld-arm/vxworks1-lib.rd,
* ld-arm/vxworks1-lib.s, ld-arm/vxworks1.rd, ld-arm/vxworks1.s,
* ld-arm/vxworks1-static.d, ld-arm/vxworks2.s, ld-arm/vxworks2.sd,
* ld-arm/vxworks2-static.sd: New tests.
* ld-arm/arm-elf.exp: Run them.
* elf32-ppc.c (is_ppc_elf_target): Return true if the target is
bfd_elf32_powerpc_vxworks_vec.
ld/testsuite/
* ld-i386/vxworks1.ld (.data): New section.
* ld-i386/vxworks1-lib.s: Add a pointer to a local symbol.
* ld-i386/vxworks1-lib.rd: Test for the associated reloc.
* ld-powerpc/vxworks1.ld (.data): New section.
* ld-powerpc/vxworks1-lib.s: Add a pointer to a local symbol.
* ld-powerpc/vxworks1-lib.rd: Test for the associated reloc.
* elf32-i386.c (elf_i386_create_dynamic_sections): Use
elf_vxworks_create_dynamic_sections.
(elf_i386_size_dynamic_sections): Remove VxWorks GOT and PLT
symbol handling.
* elf32-ppc.c (ppc_elf_create_dynamic_sections): Use
elf_vxworks_create_dynamic_sections.
(ppc_elf_size_dynamic_sections): Remove VxWorks GOT and PLT
symbol handling.
* elf-vxworks.c (elf_vxworks_create_dynamic_sections): New function.
* elf-vxworks.h (elf_vxworks_create_dynamic_sections): Declare.
ld/testsuite/
* ld-i386/ld-i386/vxworks1-lib.nd: New test.
* ld-i386/i386.exp: Run it.
* ld-powerpc/ld-powerpc/vxworks1-lib.nd: New test.
* ld-powerpc/powerc.exp: Run it.
* elf32-ppc.c (ppc_elf_plt_type): New enumeration.
(ppc_elf_link_hash_table): Replace old_got and new_got with
plt_type and can_use_new_plt.
(ppc_elf_create_dynamic_sections): Add SEC_HAS_CONTENTS,
SEC_LOAD and SEC_READONLY to the VxWorks .plt flags.
(ppc_elf_check_relocs): Set can_use_new_plt instead of new_plt.
Move from plt_type == PLT_UNSET to PLT_OLD instead of setting old_plt.
(ppc_elf_select_plt_layout): Move from plt_type == PLT_UNSET to
either plt_type == PLT_OLD or plt_type == PLT_NEW. Assert that
this function should not be called for VxWorks targets.
(ppc_elf_tls_setup): Use plt_type instead of old_got.
(allocate_got): Likewise. Rearrange so that max_before_header
is only used for PLT_OLD and PLT_NEW.
(allocate_dynrelocs): Use plt_type instead of old_got and is_vxworks.
(ppc_elf_size_dynamic_sections): Likewise.
(ppc_elf_relax_section): Likewise.
(ppc_elf_relocate_section): Likewise.
(ppc_elf_finish_dynamic_symbol): Likewise.
(ppc_elf_vxworks_link_hash_table_create): Initialize plt_type.
ld/
* emulparams/elf32ppccommon.sh: New file, extracted from...
* emulparams/elf32ppc.sh: ...here.
* emulparams/elf32ppcvxworks.sh: Include elf32ppccommon.sh
instead of elf32ppc.sh.
(BSS_PLT): Remove override.
* Makefile.am (eelf32lppc.c): Depend on elf32ppccommons.h.
(eelf32lppcnto.c, eelf32lppcsim.c, eelf32ppcnto.c): Likewise.
(eelf32ppc.c, eelf32ppc_fbsd.c, eelf32ppcsimm): Likewise.
(eelf32ppclinux.c): Likewise.
(eelf32ppcvxworks.c): Likewise. Add missing vxworks.sh dependency.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-powerpc/vxworks1-lib.s, ld-powerpc/vxworks1-lib.dd,
* ld-powerpc/vxworks1-lib.rd, ld-powerpc/vxworks1.s,
* ld-powerpc/vxworks1.dd, ld-powerpc/vxworks1.rd,
* ld-powerpc/vxworks1.ld, ld-powerpc/vxworks1.sd: New test.
* ld-powerpc/powerpc.exp: Run it.
* elf32-i386.c (elf_i386_link_hash_table): Add next_tls_desc_index.
(elf_i386_link_hash_table_create): Initialize it.
(elf_i386_compute_jump_table_size): Use it instead of
srelplt->reloc_count.
(allocate_dynrelocs): Likewise.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
ld/testsuite/
* ld-i386/emit-relocs.s, ld-i386/emit-relocs.d: New test.
* ld-i386/i386.exp: Run it.
Alan Modra
Ben Elliston
Richard Sandiford
H.J. Lu
Paul Brook
Nick Clifton
Nathan Sidwell
DJ Delorie
Jakub Jelinek
Carlos O'Donell