bfd/
* elf32-arm.c (elf32_arm_stub_long_branch_v4t_thumb_thumb,
elf32_arm_stub_long_branch_v4t_thumb_thumb_pic): Two new long
branch stubs.
(elf32_arm_stub_type): New enum values for the two new stubs.
(arm_type_of_stub): Make use of the two new stubs.
(arm_size_one_stub): Handle the two new stubs.
testsuite/
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Update expected
results.
* ld-arm/farcall-thumb-thumb.d: Likewise.
* elf-bfd.h (NUM_SHDR_ENTRIES): Cope with an empty section.
* elflink.c (elf_link_read_relocs_from_section): Use
NUM_SHDR_ENTRIES. Gracefully handle the case where there are
relocs but no symbol table.
* elf32-arm.c (elf32_arm_check_relocs): Likewise.
bfd/
* elf32-arm.c (group_sections): Take next section size into
account before accepting to group it.
testsuite/
* ld-arm/arm-elf.exp: Add new farcall-group-limit test.
* ld-arm/farcall-group-limit.d: New file.
* ld-arm/farcall-group3.s: New file.
* ld-arm/farcall-group4.s: New file.
bfd/
* elf32-arm.c (stub_reloc_type): Removed.
(insn_sequence): Renamed reloc_type field to r_type.
(elf32_arm_stub_long_branch_v4t_arm_thumb_pic): New stub.
(elf32_arm_stub_long_branch_v4t_thumb_arm_pic): Likewise.
(elf32_arm_stub_long_branch_thumb_only_pic): Likewise.
(elf32_arm_stub_type): Add new enum entries for the new stubs.
(arm_stub_is_thumb): Catch new stubs.
(arm_type_of_stub): Handle new stubs.
(arm_size_one_stub): Use ARRAY_SIZE. Handle new stubs.
(bfd_elf32_arm_process_before_allocation): Remove useless
condition.
testsuite/
* ld-arm/arm-elf.exp: Add 3 tests for the 3 new stubs.
* ld-arm/farcall-thumb-arm-pic-veneer.d: New expected result, the
test is now expected to pass.
* ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise.
* elf32-arm.c (elf32_arm_stub_long_branch_any_any_pic): Rename
to elf32_arm_stub_long_branch_any_arm_pic.
(elf32_arm_stub_long_branch_any_thumb_pic): New.
(enum elf32_arm_stub_type, arm_type_of_stub)
(arm_size_one_stub): Handle any to ARM PIC and any to Thumb PIC
separately.
ld/testsuite/
* ld-arm/farcall-arm-thumb-blx-pic-veneer.d,
ld-arm/farcall-arm-thumb-pic-veneer.d,
ld-arm/farcall-thumb-thumb-blx-pic-veneer.d: Update for fixed
Thumb PIC stub.
bfd/
* elf32-arm.c (PREV_SEC): Update comment.
(group_sections): Rename argument to stubs_always_after_branch.
Reverse the list and place stubs at the end of input sections.
Undefine NEXT_SEC.
(elf32_arm_size_stubs): Update to use stubs_always_after_branch.
ld/
* ld.texinfo (ARM): Document changed meaning of --stub-group-size.
* emultempl/armelf.em (hook_in_stub): Insert after the input section.
(elf32_arm_add_stub_section): Update comment.
(PARSE_AND_LIST_OPTIONS): Update help for --stub-group-size.
2009-02-24 Daniel Jacobowitz <dan@codesourcery.com>
ld/testsuite/
* ld-arm/arm-elf.exp (armeabitests): Update duplicate test names.
Use normal output files for big-endian.
* ld-arm/farcall-arm-arm-be.d, ld-arm/farcall-thumb-arm-be.d: Delete.
* ld-arm/farcall-arm-arm-be8.d, ld-arm/farcall-arm-arm-pic-veneer.d,
ld-arm/farcall-arm-arm.d, ld-arm/farcall-arm-thumb-blx-pic-veneer.d,
ld-arm/farcall-arm-thumb-blx.d, ld-arm/farcall-arm-thumb-pic-veneer.d,
ld-arm/farcall-arm-thumb.d, ld-arm/farcall-group-size2.d,
ld-arm/farcall-group.d, ld-arm/farcall-mix.d, ld-arm/farcall-mix2.d,
ld-arm/farcall-thumb-arm-be8.d,
ld-arm/farcall-thumb-arm-blx-pic-veneer.d,
ld-arm/farcall-thumb-arm-blx.d, ld-arm/farcall-thumb-arm-short.d,
ld-arm/farcall-thumb-arm.d,
ld-arm/farcall-thumb-thumb-blx-pic-veneer.d,
ld-arm/farcall-thumb-thumb-blx.d, ld-arm/farcall-thumb-thumb-m.d,
ld-arm/farcall-thumb-thumb.d, ld-arm/thumb2-bl-as-thumb1-bad.d,
ld-arm/thumb2-bl-bad.d: Update for moved stubs.
bfd/
* elf32-arm.c (stub_insn_type): New type.
(stub_reloc_type): Likewise.
(insn_sequence): Likewise.
(elf32_arm_stub_long_branch_any_any): Encode using insn_sequence.
(elf32_arm_stub_long_branch_v4t_arm_thumb): Likewise.
(elf32_arm_stub_long_branch_thumb_only): Likewise.
(elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise.
(elf32_arm_stub_short_branch_v4t_thumb_arm): Likewise.
(elf32_arm_stub_long_branch_any_any_pic): Likewise.
(elf32_arm_stub_hash_entry): Add new helper fields.
(stub_hash_newfunc): Initialize these new fields.
(arm_build_one_stub): Encode Arm and Thumb instructions separately
to take endianness into account.
(arm_size_one_stub): Compute size of stubs using insn_sequence.
(arm_map_one_stub): Code is now more generic, thanks to
insn_sequence.
ld/testsuite/
* ld-arm/arm-elf.exp: Add new farcall-thumb-arm-be8 test.
* ld-arm/farcall-thumb-arm-be8.d: New expected result.
* ld-arm/farcall-arm-arm-be8.d: Replace wildcards by instructions.
bfd/
* elf32-arm.c (elf32_arm_stub_long_branch_thumb_only): Fix stub
code.
(elf32_arm_stub_long_branch_v4t_thumb_arm): Likewise.
(arm_type_of_stub): Use Thumb-only long branch stub (non-PIC) when
BLX is not available. Fix typo in warning message. Add comments
and improve formatting.
(arm_build_one_stub): Adjust to new
elf32_arm_stub_long_branch_v4t_thumb_arm stub.
(arm_map_one_stub): Likewise.
testsuite/
* ld-arm/arm-elf.exp: Rewrite non-EABI variants of
thumb2-bl-as-thumb1-bad and thumb2-bl-bad tests, which now
pass. farcall-thumb-thumb now passes in EABI mode.
* ld-arm/farcall-thumb-arm-pic-veneer.d: Fixed name, source, as
and ld flags to match intended test.
* ld-arm/farcall-thumb-arm.d: New expected result.
* ld-arm/farcall-thumb-thumb-m.d: Likewise.
* ld-arm/farcall-thumb-thumb-m-pic-veneer.d: Fixed name and ld
flags.
* ld-arm/farcall-thumb-thumb-pic-veneer.d: Likewise.
* ld-arm/farcall-thumb-thumb.d: New expected result, this test is
now expected to pass.
* ld-arm/thumb2-bl-as-thumb1-bad-noeabi.d: Likewise.
* ld-arm/thumb2-bl-bad-noeabi.d: Likewise.
* ld-arm/thumb2-bl-as-thumb1-bad.d: Update addresses according to
new use.
* ld-arm/thumb2-bl-as-thumb1-bad.s: Update comment.
* elf32-arm.c (bfd_elf32_arm_vfp11_erratum_scan): Skip BFDs with
EXEC_P or DYNAMIC flags, and skip sections which are being linked
with --just-symbols (-R).
bfd/
* elf-attrs.c (is_default_attr): Support defaultless attributes.
(bfd_elf_add_obj_attr_int): Get type from _bfd_elf_obj_attrs_arg_type.
(bfd_elf_add_obj_attr_string): Likewise.
(bfd_elf_add_obj_attr_int_string): Likewise.
(_bfd_elf_parse_attributes): Allow for unknown flag bits in type.
* elf-bfd.h (struct obj_attribute): Document new flag bit.
* elf32-arm.c (elf32_arm_obj_attrs_arg_type): Specify that
Tag_nodefaults has no default value.
(elf32_arm_merge_eabi_attributes): Modify the Tag_nodefaults
comment to reflect the new state.
gas/
* read.c (s_vendor_attribute): Allow for unknown flag bits in type.
Julian Brown <julian@codesourcery.com>
bfd/
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 71 to include all known
ARM attributes in ABI 2.07.
* elf32-arm.c (get_secondary_compatible_arch): New function.
(set_secondary_compatible_arch): New function.
(tag_cpu_arch_combine): New function.
(elf32_arm_copy_one_eabi_other_attribute): Delete function.
(elf32_arm_copy_eabi_other_attribute_list): Delete function.
(elf32_arm_merge_eabi_attributes): Rename order_312 to order_021 to
make it fit with order_01243.
Add support for Tag_also_compatible_with,
Tag_CPU_unaligned_access, Tag_T2EE_use, Tag_Virtualization_use,
Tag_MPextension_use, Tag_nodefaults and Tag_conformance.
Improve/tidy up support for Tag_CPU_raw_name, Tag_CPU_name,
Tag_CPU_arch, Tag_ABI_HardFP_use, Tag_VFP_HP_extension,
Tag_ABI_FP_denormal, Tag_ABI_PCS_GOT_use, Tag_ABI_align8_needed,
Tag_VFP_arch and Tag_ABI_FP_16bit_format.
Rework the way unknown attributes are handled.
Defer errors until all attributes have been processed.
gas/
* config/tc-arm.c (cpu_arch): Change ARM_ARCH_V6M to 11.
include/elf/
* arm.h (TAG_CPU_ARCH_V6_M, TAG_CPU_ARCH_V6S_M): New defines.
(MAX_TAG_CPU_ARCH, TAG_CPU_ARCH_V4T_PLUS_V6_M): New defines.
(Tag_NEON_arch): Rename to Tag_Advanced_SIMD_arch to match ARM ABI
version 2.07.
(Tag_undefined39, Tag_nodefaults): New enum values.
(Tag_also_compatible_with, Tag_T2EE_use): Likewise.
(Tag_conformance, Tag_Virtualization_use): Likewise.
(Tag_undefined69, Tag_MPextension_use): Likewise.
bfd/
* elf-attrs.c (bfd_elf_add_obj_attr_compat): Rename to
bfd_elf_add_obj_attr_int_string.
Read Tag_compatibility from its new location in the attribute array,
rather than the attribute list.
(_bfd_elf_copy_obj_attributes): bfd_elf_add_obj_attr_compat ->
bfd_elf_add_obj_attr_int_string.
(_bfd_elf_parse_attributes): Likewise.
(_bfd_elf_merge_object_attributes): There's now only one
Tag_compatibility, and it's in the array, not the list.
* elf-bfd.h (NUM_KNOWN_OBJ_ATTRIBUTES): Set to 33 to include
Tag_compatibility.
(bfd_elf_add_obj_attr_compat): Rename to
bfd_elf_add_obj_attr_int_string.
(bfd_elf_add_proc_attr_compat): Rename to
bfd_elf_add_proc_attr_int_string.
* elf32-arm.c (elf32_arm_merge_eabi_attributes): Explicitly don't handle
Tag_compatibility.
gas/
* read.c (s_vendor_attribute): bfd_elf_add_obj_attr_compat ->
bfd_elf_add_obj_attr_int_string.
* common.h (STT_IFUNC): Define.
elfcpp/
* elfcpp.h (enum STT): Add STT_IFUNC.
bfd/
* syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION.
Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags
to remove gaps.
(bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION.
(bfd_decode_symclass): Likewise.
* elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into
STT_IFUNC.
(elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC.
(_bfd_elf_is_function_type): Likewise.
* elf32-arm.c (arm_elf_find_function): Likewise.
(elf32_arm_adjust_dynamic_symbol): Likewise.
(elf32_arm_swap_symbol_in): Likewise.
(elf32_arm_additional_program_headers): Likewise.
* elf32-i386.c (is_indirect_symbol): New function.
(elf_i386_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (is_indirect_symbol): New function.
(elf64_x86_64_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
* elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into
BSF_INDIRECT_FUNCTION.
* elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support
for STT_IFUNC symbols.
(get_ifunc_reloc_section_name): New function.
(_bfd_elf_make_ifunc_reloc_section): New function.
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field.
* bfd-in2.h: Regenerate.
gas/
* config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type.
* doc/as.texinfo: Document new feature.
* NEWS: Mention new feature.
gas/testsuite/
* gas/elf/type.s: Add test of STT_IFUNC symbol type.
* gas/elf/type.e: Update expected disassembly.
* gas/elf/elf.exp: Update grep of symbol types.
ld/
* NEWS: Mention new feature.
* pe-dll.c (process_def_file): Replace use of redundant
BFD_FORT_COMM_DEFAULT_VALUE with 0.
* scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn
sections.
ld/testsuite/
* ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc
descriptions.
* ld-mips-elf/reloc-1-n64.d: Likewise.
* ld-i386/ifunc.d: New test.
* ld-i386/ifunc.s: Source file for the new test.
* ld-i386/i386.exp: Run the new test.
* elf32-arm.c (elf32_arm_final_link_relocate): Do not turn
branches to undefine weak symbols into branches to the next
instruction if creating PLT entries for those symbols.
ld/testsuite:
* ld-arm/thumb2-bl-undefweak.d, ld-arm/thumb2-bl-undefweak.s: New.
* ld-arm/arm-elf.exp: Run thumb2-bl-undefweak test.
given name matches the name of the reloc-containing section
associated with the given section.
(get_dynamic_reloc_section_name): New function. Computes the name
of the section that contains the dynamic relocs associated with
the given section.
(_bfd_elf_get_dynamic_reloc_section): New function. Returns a
pointer to the section containing the dynamic relocs associated
with the given section.
(_bfd_elf_make_dynamic_reloc_section): New function. Creates a
section to contain the dynamic relocs associated with a given
section.
* elf-bfd.h: Prototype the new functions.
* elf-m10300.c (mn10300_elf_check_relocs): Use new functions.
(mn10300_elf_final_link_relocs): Likewise.
* elf32-arm.c (reloc_section_p): Delete - replaced by new
functions.
(elf32_arm_final_link_relocate): Use new functions.
(elf32_arm_check_relocs): Likewise.
* elf32-cris.c (cris_elf_relocate_section): Likewise.
(elf_cris_check_relocs): Likewise.
* elf32-hppa.c (elf32_hppa_check_relocs): Likewise.
* elf32-i370.c (i370_elf_check_relocs): Likewise.
(i370_elf_relocate_section): Likewise.
* elf32-i386.c (elf_i386_check_relocs): Likewise.
* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
(m32r_elf_check_relocs): Likewise.
* elf32-m68k.c (elf_m68k_check_relocs): Likewise.
* elf32_ppc.c (ppc_elf_check_relocs): Likewise.
(ppc_elf_relocate_section): Likewise.
* elf32-s390.c (elf_s390_check_relocs): Likewise.
* elf32-sh.c (sh_elf_relocate_section): Likewise.
(sh_elf_check_relocs): Likewise.
* elf32-vax.c (elf_vax_check_relocs): Likewise.
(elf_vax_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_check_relocs): Likewise.
* elf64-ppc.c (ppc64_elf_check_relocs): Likewise.
* elf64-s390.c (elf_s390_check_relocs): Likewise.
* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Likewise.
* elf32-bfin.c (bfin_check_relocs): Remove redundant local
variable 'sreloc'.
(bfin_relocate_section): Likewise.
* elf32-v850.c (v850_elf_check_relocs): Likewise.
(bfd_elf32_arm_allocate_interworking_sections): Move common code
into...
(arm_allocate_glue_section_space): ... New function.
(bfd_elf32_arm_add_glue_sections_to_bfd): Move common code
into...
(arm_make_glue_section): ... New function.
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add new parameter.
* bfd-in2.h: Regenerate.
* elf32-arm.c (struct elf_arm_obj_tdata): Add field
no_wchar_size_warning.
(bfd_elf32_arm_set_target_relocs): Add new parameter
no_wchar_warn.
(elf32_arm_merge_eabi_attributes): Give a warning, not an error,
for conflicting wchar_t attributes. Do not warn if
--no-wchar-size-warning. Make diagnostic text more specific.
ld:
* ld.texinfo (--no-wchar-size-warning): Document new ARM option.
* emultempl/armelf.em (no_wchar_size_warning): New.
(arm_elf_create_output_section_statements): Pass
no_wchar_size_warning to arm_elf_create_output_section_statements.
(OPTION_NO_WCHAR_SIZE_WARNING): New.
(PARSE_AND_LIST_LONGOPTS): Add no-wchar-size-warning.
(PARSE_AND_LIST_OPTIONS): List --no-wchar-size-warning.
(PARSE_AND_LIST_ARGS_CASES): Handle --no-wchar-size-warning.
ld/testsuite:
* ld-arm/attr-merge-wchar-0.s,ld-arm/attr-merge-wchar-2.s,
ld-arm/attr-merge-wchar-4.s, ld-arm/attr-merge-wchar-00-nowarn.d,
ld-arm/attr-merge-wchar-00.d, ld-arm/attr-merge-wchar-02-nowarn.d,
ld-arm/attr-merge-wchar-02.d, ld-arm/attr-merge-wchar-04-nowarn.d,
ld-arm/attr-merge-wchar-04.d, ld-arm/attr-merge-wchar-20-nowarn.d,
ld-arm/attr-merge-wchar-20.d, ld-arm/attr-merge-wchar-22-nowarn.d,
ld-arm/attr-merge-wchar-22.d, ld-arm/attr-merge-wchar-24-nowarn.d,
ld-arm/attr-merge-wchar-24.d, ld-arm/attr-merge-wchar-40-nowarn.d,
ld-arm/attr-merge-wchar-40.d, ld-arm/attr-merge-wchar-42-nowarn.d,
ld-arm/attr-merge-wchar-42.d, ld-arm/attr-merge-wchar-44-nowarn.d,
ld-arm/attr-merge-wchar-44.d: New.
* ld-arm/arm-elf.exp: Run new tests.
bfd/
* elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key,
glist): New fields.
(struct elf_m68k_got_entry_key, struct elf_m68k_got_entry,
struct elf_m68k_got, struct elf_m68k_bfd2got_entry,
struct elf_m68k_multi_got): New data structures.
(struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p,
allow_multigot_p, multi_got_): New fields.
(elf_m68k_multi_got): New macro.
(elf_m68k_link_hash_newfunc): Initialize new fields of
struct elf_m68k_link_hash_entry.
(elf_m68k_link_hash_table_create): Initialize new fields of
struct elf_m68k_link_hash_table.
(elf_m68k_link_hash_table_free): New static function implementing hook.
(elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New
static functions for struct elf_m68k_got.
(elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash,
elf_m68k_got_entry_eq): New static functions for
struct elf_m68k_got_entry.
(ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT,
ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros.
(enum elf_m68k_get_entry_howto): New enum.
(elf_m68k_get_got_entry, elf_m68k_update_got_entry_type,
elf_m68k_remove_got_entry_type): New static functions for
struct elf_m68k_got_entry.
(elf_m68k_add_entry_to_got): New static function.
(elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq,
elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static
functions for struct elf_m68k_bfd2got_entry.
(struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1,
elf_m68k_can_merge_gots): New traversal.
(struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1,
elf_m68k_merge_gots): Ditto.
(struct elf_m68k_finalize_got_offsets_arg,
elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto.
(struct elf_m68k_partition_multi_got_arg,
elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1,
elf_m68k_partition_multi_got): Ditto.
(elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static
functions.
(elf_m68k_copy_indirect_symbol): New static function implementing
a hook.
(elf_m68k_check_relocs): Update to add entries to multi-GOT.
(elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT.
(elf_m68k_always_size_sections): Assign BFDs to GOTs.
(elf_m68k_relocate_section): Update to properly handle GOT relocations.
(elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries
of a global symbol.
(bfd_elf_m68k_set_target_options): New function.
(bfd_elf32_bfd_link_hash_table_free): Define hook.
(bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link
to skip generic calculation of GOT offsets.
(elf_backend_copy_indirect_symbol): Define hook.
* bfd-in.h (bfd_elf_m68k_set_target_options): Declare function.
* bfd-in2.h: Regenerate.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
bfd/
* elf32-arm.c (elf32_arm_howto_table_1): Fix bitmasks for MOVW and
MOVT relocations.
(elf32_arm_final_link_relocate): Fix off by one MOVW/MOVT sign
extension.
(elf32_arm_relocate_section): Handle MOVW and MOVT
relocations. Improve safety check for other weird relocations.
(elf32_arm_check_relocs): Only set h->needs_plt for branch/call
relocations.
gas/
* config/tc-arm.c (md_apply_fix): Use correct offset range.
ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): Add movw-merge and arm-app-movw.
* ld-arm/arm-app-movw.s: New test.
* ld-arm/arm-app.r: Update expected output.
* ld-arm/movw-merge.d: New test.
* ld-arm/movw-merge.s: New test.
* libbfd.c (bfd_realloc_or_free): New function. Performs like
bfd_realloc, but if the (re)allocation fails, the pointer is
freed.
* libbfd-in.h: Prototype.
* libbfd.h: Regenerate.
* bfdio.c (bfd_bwrite): Use the new function.
(bfd_seek): Likewise.
* bfdwin.c:(bfd_get_file_window): Likewise.
* elf-strtab.c (_bfd_elf_strtab_add): Likewise.
* elf32-ppc.c (ppc_elf_relax_section): Likewise.
* elf32-xtensa.c (vsprintf_msg): Likewise.
* mach-o.c (bfd_mach_o_core_fetch_environment): Likewise.
* stabs.c (_bfd_link_seciton_stabs): Likewise.
* vms-misc.c (_bfd_vms_get_record): Likewise.
* vms-tir.c (check_section): Likewise.
* vms.c (vms_new_section_hook): Likewise.
* elf32-arm.c (elf32_arm_section_map_add): Check that the
allocation of sec_data->map succeeded before using it.
* elflink.c (elf_link_output_sym): Do not overwrite finfo->
symshndxbuf until it is known that the reallocation succeeded.
