Rewrite __start and __stop symbol handling

[thirdparty/binutils-gdb.git] / bfd / ChangeLog

2017-06-16  Alan Modra  <amodra@gmail.com>

	PR ld/20022
	PR ld/21557
	PR ld/21562
	PR ld/21571
	* targets.c (struct bfd_target): Add _bfd_define_start_stop.
	(BFD_JUMP_TABLE_LINK): Likewise.
	* elf-bfd.h (bfd_elf_define_start_stop): Declare.
	* elflink.c (_bfd_elf_gc_mark_rsec): Update comment.
	(bfd_elf_define_start_stop): New function.
	* linker.c (bfd_generic_define_start_stop): New function.
	* coff64-rs6000.c (rs6000_xcoff64_vec, rs6000_xcoff64_aix_vec): Init
	new field.
	* aout-adobe.c (aout_32_bfd_define_start_stop): Define.
	* aout-target.h (MY_bfd_define_start_stop): Define.
	* aout-tic30.c (MY_bfd_define_start_stop): Define.
	* binary.c (binary_bfd_define_start_stop): Define.
	* bout.c (b_out_bfd_define_start_stop): Define.
	* coff-alpha.c (_bfd_ecoff_bfd_define_start_stop): Define.
	* coff-mips.c (_bfd_ecoff_bfd_define_start_stop): Define.
	* coff-rs6000.c (_bfd_xcoff_bfd_define_start_stop): Define.
	* coffcode.h (coff_bfd_define_start_stop): Define.
	* elfxx-target.h (bfd_elfNN_bfd_define_start_stop): Define.
	* i386msdos.c (msdos_bfd_define_start_stop): Define.
	* i386os9k.c (os9k_bfd_define_start_stop): Define.
	* ieee.c (ieee_bfd_define_start_stop): Define.
	* ihex.c (ihex_bfd_define_start_stop): Define.
	* libbfd-in.h (_bfd_nolink_bfd_define_start_stop): Define.
	* mach-o-target.c (bfd_mach_o_bfd_define_start_stop): Define.
	* mmo.c (mmo_bfd_define_start_stop): Define.
	* nlm-target.h (nlm_bfd_define_start_stop): Define.
	* oasys.c (oasys_bfd_define_start_stop): Define.
	* pef.c (bfd_pef_bfd_define_start_stop): Define.
	* plugin.c (bfd_plugin_bfd_define_start_stop): Define.
	* ppcboot.c (ppcboot_bfd_define_start_stop): Define.
	* som.c (som_bfd_define_start_stop): Define.
	* srec.c (srec_bfd_define_start_stop): Define.
	* tekhex.c (tekhex_bfd_define_start_stop): Define.
	* versados.c (versados_bfd_define_start_stop): Define.
	* vms-alpha.c (vms_bfd_define_start_stop): Define.
	(alpha_vms_bfd_define_start_stop): Define.
	* xsym.c (bfd_sym_bfd_define_start_stop): Define.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.

2017-06-16  Jiong Wang  <jiong.wang@arm.com>

	* elfnn-aarch64.c (elfNN_aarch64_final_link_relocate): Use
	SYMBOL_REFERENCES_LOCAL.

2017-06-15  Jiong Wang  <jiong.wang@arm.com>

	PR ld/21532
	* elfnn-aarch64.c (ELIMINATE_COPY_RELOCS): Set to 1.
	(elfNN_aarch64_final_link_relocate): Also propagate relocations to
	runtime for if there needs copy relocation elimination.
	(need_copy_relocation_p): New function.  Return true for symbol with
	pc-relative references and if it's against read-only sections.
	(elfNN_aarch64_adjust_dynamic_symbol): Use need_copy_relocation_p.
	(elfNN_aarch64_check_relocs): Allocate dynrelocs for relocation types
	that are related with accessing external objects.
	(elfNN_aarch64_gc_sweep_hook): Sync the relocation types with the change
	in elfNN_aarch64_check_relocs.

2017-06-15  Nick Clifton  <nickc@redhat.com>

	PR binutils/21582
	* ieee.c (ieee_object_p): Use a static buffer to avoid compiler
	bugs.
	PR binutils/21581
	(ieee_archive_p): Likewise.

2017-06-15  Nick Clifton  <nickc@redhat.com>

	PR binutils/21579
	* vms-alpha.c (_bfd_vms_slurp_etir): Extend check of cmd_length.

2017-06-14  Max Filippov  <jcmvbkbc@gmail.com>

	* elf32-xtensa.c (elf_xtensa_be_plt_entry,
	elf_xtensa_le_plt_entry): Add dimension for the ABI to arrays,
	keep both windowed and call0 ABI PLT definitions.
	(elf_xtensa_create_plt_entry): Use selected ABI to choose upper
	elf_xtensa_*_plt_entry endex.
	(ELF_MAXPAGESIZE): Fix at minimal supported MMU page size.

2017-06-14  Nick Clifton  <nickc@redhat.com>

	PR binutils/21578
	* elf32-sh.c (sh_elf_set_mach_from_flags): Fix check for invalid
	flag value.

2017-06-14  Nick Clifton  <nickc@redhat.com>

	PR binutils/21589
	* vms-alpha.c (_bfd_vms_get_value): Add an extra parameter - the
	maximum value for the ascic pointer.  Check that name processing
	does not read beyond this value.
	(_bfd_vms_slurp_etir): Add checks for attempts to read beyond the
	end of etir record.

2017-06-14  Nick Clifton  <nickc@redhat.com>

	PR binutils/21591
	* versados.c (versados_mkobject): Zero the allocated tdata structure.
	(process_otr): Check for an invalid offset in the otr structure.

2017-06-14  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.bfd (epiphany-*-elf): Accept epiphany-*-*.

2017-06-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/20022
	PR ld/21557
	PR ld/21562
	PR ld/21571
	* elf-bfd.h (elf_link_hash_entry): Add start_stop.  Change the
	vtable field to a union.
	(_bfd_elf_is_start_stop): Removed.
	* elf32-i386.c (elf_i386_convert_load_reloc): Also check for
	__start_SECNAME and __stop_SECNAME symbols.
	* elf64-x86-64.c (elf_x86_64_convert_load_reloc): Likewise.
	* elflink.c (_bfd_elf_is_start_stop): Removed.
	(_bfd_elf_gc_mark_rsec): Check start_stop instead of calling
	_bfd_elf_is_start_stop.
	(elf_gc_propagate_vtable_entries_used): Skip __start_SECNAME and
	__stop_SECNAME symbols.  Updated.
	(elf_gc_smash_unused_vtentry_relocs): Likewise.
	(bfd_elf_gc_record_vtinherit): Likewise.
	(bfd_elf_gc_record_vtentry): Likewise.

2017-06-13  Nick Clifton  <nickc@redhat.com>

	PR ld/21524
	* elflink.c (elf_link_adjust_relocs): Generate an error when
	encountering a reloc against a symbol removed by garbage
	collection.

2017-06-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (elf_backend_data): Add struct bfd_link_info *
	to merge_gnu_properties.
	* elf-properties.c (elf_merge_gnu_properties): Add struct
	bfd_link_info * and pass it to merge_gnu_properties.
	(elf_merge_gnu_property_list): Add struct bfd_link_info *
	and pass it to elf_merge_gnu_properties.
	(_bfd_elf_link_setup_gnu_properties): Pass info to
	elf_merge_gnu_property_list.
	* elf32-i386.c (elf_i386_merge_gnu_properties): Add struct
	bfd_link_info *.
	* elf64-x86-64.c (elf_x86_64_merge_gnu_properties): Likewise.

2017-06-11  Joe Zbiciak  <joe.zbiciak@leftturnonly.info>

	PR 21564
	* binary.c (binary_set_section_contents): Scale lma by octets
	per byte to set filepos.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_check_relocs): Fixed conditions to generate
	dynamic sections.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_size_dynamic_sections): Changed condition to
	require TEXTREL.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* arc-got.h (relocate_fix_got_relocs_for_got_info): Added TCB_SIZE to
	patched section contents for TLS IE reloc.
	* elf32-arc.c: Remove TCB_SIZE preprocessor macro.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_relocate_section): Added "call" to
	RELOC_FOR_GLOBAL_SYMBOL macro.

2018-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_relocate_section): Small refactor and condition
	changes.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* config/tc-arc.c (md_undefined_symbol): Changed.
	* config/tc-arc.h (DYNAMIC_STRUCT_NAME): Removed.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_relocate_section): Fixed reassign of indirect
	symbols.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (elf_arc_check_relocs): Added condition to disable
	warning and "Bad value" for local symbols ARC_32 or ARC_32_ME relocs.

2017-06-08  Cupertino Miranda  <cmiranda@synopsys.com>

	* elf32-arc.c (ADD_RELA): Changed to only work when dynamic
	object is created.

2017-06-08  Richard Earnshaw  <rearnsha@arm.com>

	* elf32-arm.c (elf32_arm_merge_eabi_attributes): Remove assertion
	that the input bfd has Tag_FP_ARCH non-zero if Tag_ABI_HardFP_use
	is non-zero.  Add clarifying comments.

2017-06-08  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_check_relocs): Set local IFUNC symbol
	name.  Use local IFUNC symbol name string to report unsupported
	non-PIC call to IFUNC function.
	(elf_i386_relocate_section): Dump local IFUNC name with minfo
	when generating R_386_IRELATIVE relocation.
	(elf_i386_finish_dynamic_symbol): Likewise.
	* elf_x86_64_check_relocs (elf_x86_64_check_relocs): Set local
	IFUNC symbol name.
	(elf_x86_64_relocate_section): Dump local IFUNC name with minfo
	when generating R_X86_64_IRELATIVE relocation.
	(elf_x86_64_finish_dynamic_symbol): Likewise.

2017-06-06  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elf.c (setup_group): Make sure BFD sections are created for all
	group sections in the input file when processing SHF_GROUP
	sections.
	(bfd_section_from_shdr): Avoid duplicating logic already
	implemented in `setup_group'.

2017-06-06  Daniel Bonniot de Ruisselet  <bonniot@gmail.com>

	PR binutils/21546
	* peXXigen.c (pe_print_idata): Use the address of the first thunk
	if the hint address is zero.

2017-06-06  James Clarke  <jrtc27@jrtc27.com>

	PR ld/19579
	* elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_symbol): Check
	ELF_COMMON_DEF_P for common symbols.

2017-06-06  Andrew Burgess  <andrew.burgess@embecosm.com>

	* elf.c (_bfd_elf_make_section_from_shdr): Don't initially mark
	SEC_GROUP sections as SEC_EXCLUDE.
	(bfd_elf_set_group_contents): Replace use of abort with an assert.
	(assign_section_numbers): Use resolve_section_groups flag instead
	of relocatable link type.
	(_bfd_elf_init_private_section_data): Use resolve_section_groups
	flag instead of checking the final_link flag for part of the
	checks in here.  Fix white space as a result.
	* elflink.c (elf_link_input_bfd): Use resolve_section_groups flag
	instead of relocatable link type.
	(bfd_elf_final_link): Likewise.

2017-06-06  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elfxx-mips.c (_bfd_mips_elf_relocate_section): Remove unused
	variable `bed'.
	* elf32-score.c (score_elf_final_link_relocate): Likewise.
	(s3_bfd_score_elf_check_relocs): Likewise.
	* elf32-score7.c (s7_bfd_score_elf_relocate_section): Likewise.
	(score_elf_final_link_relocate): Likewise.
	(s7_bfd_score_elf_check_relocs): Likewise.

2017-06-06  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elflink.c (init_reloc_cookie_rels): Remove unused variable
	`bed'.

2017-06-06  Maciej W. Rozycki  <macro@imgtec.com>

	* elf-bfd.h (RELOC_AGAINST_DISCARDED_SECTION): Subtract `count'
	from `reloc_count' rather than decrementing it.
	* elf.c (bfd_section_from_shdr): Multiply the adjustment to
	`reloc_count' by `int_rels_per_ext_rel'.
	* elf32-score.c (score_elf_final_link_relocate): Do not multiply
	`reloc_count' by `int_rels_per_ext_rel' for last relocation
	entry determination.
	(s3_bfd_score_elf_check_relocs): Likewise.
	* elf32-score7.c (score_elf_final_link_relocate): Likewise.
	(s7_bfd_score_elf_relocate_section): Likewise.
	(s7_bfd_score_elf_check_relocs): Likewise.
	* elf64-mips.c (mips_elf64_get_reloc_upper_bound): Remove
	prototype and function.
	(mips_elf64_slurp_one_reloc_table): Do not update `reloc_count'.
	(mips_elf64_slurp_reloc_table): Assert that `reloc_count' is
	triple rather than once the sum of REL and RELA relocation entry
	counts.
	(bfd_elf64_get_reloc_upper_bound): Remove macro.
	* elflink.c (_bfd_elf_link_read_relocs): Do not multiply
	`reloc_count' by `int_rels_per_ext_rel' for internal relocation
	storage allocation size determination.
	(elf_link_input_bfd): Multiply `.ctors' and `.dtors' section's
	size by `int_rels_per_ext_rel'.  Do not multiply `reloc_count'
	by `int_rels_per_ext_rel' for last relocation entry
	determination.
	(bfd_elf_final_link): Do not multiply `reloc_count' by
	`int_rels_per_ext_rel' for internal relocation storage
	allocation size determination.
	(init_reloc_cookie_rels): Do not multiply `reloc_count' by
	`int_rels_per_ext_rel' for last relocation entry determination.
	(elf_gc_smash_unused_vtentry_relocs): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_check_relocs): Likewise.
	(_bfd_mips_elf_relocate_section): Likewise.

2017-06-05  Alan Modra  <amodra@gmail.com>

	PR 21529
	* linker.c (_bfd_generic_link_output_symbols): Handle BSF_GNU_UNIQUE.

2017-06-01  John Baldwin  <jhb@FreeBSD.org>

	* elf.c (elfcore_grok_freebsd_psinfo): Use ELF header class to
	determine structure sizes.
	(elfcore_grok_freebsd_prstatus): Likewise.

2017-06-01  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (struct ppc_link_hash_table): Add has_plt_localentry0.
	(ppc64_elf_merge_symbol_attribute): Merge localentry bits from
	dynamic objects.
	(is_elfv2_localentry0): New function.
	(ppc64_elf_tls_setup): Default params->plt_localentry0.
	(plt_stub_size): Adjust size for tls_get_addr_opt stub.
	(build_tls_get_addr_stub): Use a simpler stub when r2 is not saved.
	(ppc64_elf_size_stubs): Leave stub_type as ppc_stub_plt_call for
	optimized localentry:0 stubs.
	(ppc64_elf_build_stubs): Save r2 in ELFv2 __glink_PLTresolve.
	(ppc64_elf_relocate_section): Leave nop unchanged for optimized
	localentry:0 stubs.
	(ppc64_elf_finish_dynamic_sections): Set PPC64_OPT_LOCALENTRY in
	DT_PPC64_OPT.
	* elf64-ppc.h (struct ppc64_elf_params): Add plt_localentry0.

2017-05-30  Casey Smith  <clegg89@gmail.com>

	PR ld/21523
	* elf32-arm.c (elf32_arm_final_link_relocate): Install an absolute
	value when processing the R_ARM_THM_ALU_PREL_11_0 reloc.

2017-05-30  Anton Kolesov  Anton.Kolesov@synopsys.com

	* cpu-arc.c (arc_compatible): New function.

2017-05-30  Anton Kolesov  <anton.kolesov@synopsys.com>

	* cpu-arc.c (arch_info_struct): Remove duplicate ARC600 entry.

2017-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/21519
	* bfdio.c (bfd_get_file_size): New function.
	* bfd-in2.h: Regenerated.

2017-05-23  Dilian Palauzov  <git-dpa@aegee.org>

	* elf32-arc.c (arc_elf_merge_attributes): Add fall through
	comments.

2017-05-22  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_setup_gnu_properties): Use
	dynobj instead of htab->elf.dynobj.

2017-05-19  Maciej W. Rozycki  <macro@imgtec.com>

	* elf64-mips.c (mips_elf64_canonicalize_reloc): Remove prototype
	and function.
	(mips_elf64_canonicalize_dynamic_reloc): Likewise.
	(mips_elf64_slurp_one_reloc_table): Set `reloc_count' to the
	actual number of internal relocations retrieved.  Adjust
	function description.
	(bfd_elf64_canonicalize_reloc): Remove macro.
	(bfd_elf64_canonicalize_dynamic_reloc): Likewise.

2017-05-19  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* archures.c (bfd_mach_sparc_v9m8): Define.
	(bfd_mach_sparc_v8plusm8): Likewise.
	(bfd_mach_sparc_v9_p): Adjust to M8.
	(bfd_mach_sparc_64bit_p): Likewise.
	* aoutx.h (machine_type): Handle bfd_mach_sparc_v9m8 and
	bfd_mach_sparc_v8plusm8.
	* bfd-in2.h: Regenerated.
	* cpu-sparc.c (arch_info_struct): Entries for sparc:v9m8 and
	sparc:v8plusm8.
	* elfxx-sparc.c (_bfd_sparc_elf_object_p): Handle
	bfd_mach_sparc_v8plusm8 and bfd_mach_sparc_v9m8 using the new hw
	capabilities ONADDSUB, ONMUL, ONDIV, DICTUNP, FPCPSHL, RLE and
	SHA3.
	* elf32-sparc.c (elf32_sparc_final_write_processing): Handle
	bfd_mach_sparc_v8plusm8.

2017-05-19  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_gc_mark_extra_sections): Don't keep
	debug and special sections when no non-note alloc sections in an
	object are kept.

2017-05-18  Alan Modra  <amodra@gmail.com>

	* arc-got.h: Don't compare boolean values against TRUE or FALSE.
	* elf-m10300.c: Likewise.
	* elf.c: Likewise.
	* elf32-arc.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-nds32.c: Likewise.
	* elf32-tilepro.c: Likewise.
	* elflink.c: Likewise.
	* elfnn-aarch64.c: Likewise.
	* elfnn-riscv.c: Likewise.
	* elfxx-tilegx.c: Likewise.
	* mach-o.c: Likewise.
	* peXXigen.c: Likewise.
	* vms-alpha.c: Likewise.
	* vms-lib.c: Likewise.

2017-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/20882
	* elflink.c (elf_gc_mark_debug_section): New function.
	(_bfd_elf_gc_mark_extra_sections): Mark any debug sections
	referenced by kept debug sections.

2017-05-16  Alan Modra  <amodra@gmail.com>

	* elf-m10300.c: Rename occurrences of non_ir_ref.
	* elf32-arm.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-cr16.c: Likewise.
	* elf32-cris.c: Likewise.
	* elf32-d10v.c: Likewise.
	* elf32-dlx.c: Likewise.
	* elf32-fr30.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i370.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-iq2000.c: Likewise.
	* elf32-lm32.c: Likewise.
	* elf32-m32c.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-mcore.c: Likewise.
	* elf32-metag.c: Likewise.
	* elf32-microblaze.c: Likewise.
	* elf32-moxie.c: Likewise.
	* elf32-msp430.c: Likewise.
	* elf32-mt.c: Likewise.
	* elf32-nios2.c: Likewise.
	* elf32-or1k.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-rl78.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-score.c: Likewise.
	* elf32-score7.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* elf32-tilepro.c: Likewise.
	* elf32-v850.c: Likewise.
	* elf32-vax.c: Likewise.
	* elf32-xstormy16.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-mmix.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elflink.c: Likewise.
	* elfnn-aarch64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfnn-riscv.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elfxx-sparc.c: Likewise.
	* elfxx-tilegx.c: Likewise.
	* linker.c: Likewise.

2017-05-16  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (add_symbol_adjust): Transfer non_ir_ref_dynamic.
	* elflink.c (elf_link_add_object_symbols): Update to use
	non_ir_ref_dynamic.
	(elf_link_input_bfd): Test non_ir_ref_dynamic in addition to
	non_ir_ref.
	* linker.c (_bfd_generic_link_add_one_symbol): Likewise.

2017-05-15  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (print_mips_ases): Handle MIPS16e2 ASE.

2017-05-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_parse_gnu_properties): Merge
	GNU_PROPERTY_X86_ISA_1_USED and GNU_PROPERTY_X86_ISA_1_NEEDED
	properties.
	* elf64-x86-64.c (elf_x86_64_parse_gnu_properties): Likewise.

2017-05-11  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_hash_entry): Rename plt_bnd
	to plt_second.
	(elf_x86_64_link_hash_table): Rename plt_bnd/plt_bnd_eh_frame
	to plt_second/plt_second_eh_frame.
	(elf_x86_64_link_hash_newfunc): Updated.
	(elf_x86_64_allocate_dynrelocs): Likewise.
	(elf_x86_64_size_dynamic_sections): Likewise.
	(elf_x86_64_relocate_section): Likewise.
	(elf_x86_64_finish_dynamic_symbol): Likewise.
	(elf_x86_64_finish_dynamic_sections): Likewise.
	(elf_x86_64_plt_type): Rename plt_bnd to plt_second.
	(elf_x86_64_get_synthetic_symtab): Updated.  Also scan the
	.plt.sec section.
	(elf_backend_setup_gnu_properties): Updated.  Create the
	.plt.sec section instead of the .plt.sec section.

2017-05-11  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_allocate_dynrelocs): Partially revert
	commit 25070364b0ce33eed46aa5d78ebebbec6accec7e.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewse.

2017-05-10  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elf64-sparc.c (elf64_sparc_set_reloc): New function.
	(bfd_elf64_set_reloc): Define.
	(elf64_sparc_write_relocs): Use `canon_reloc_count'.

2017-05-10  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* targets.c (BFD_JUMP_TABLE_RELOCS): Add NAME##_set_reloc.
	(struct bfd_target): New field _bfd_set_reloc.
	* bfd.c (bfd_set_reloc): Call backend _set_bfd.
	* reloc.c (_bfd_generic_set_reloc): New function.
	* coffcode.h (coff_set_reloc): Define to _bfd_generic_set_reloc.
	* nlm-target.h (nlm_set_reloc): Likewise.
	* coff-rs6000.c (_bfd_xcoff_set_reloc): Likewise.
	* aout-tic30.c (MY_set_reloc): Likewise.
	* aout-target.h (MY_set_reloc): Likewise.
	* elfxx-target.h (bfd_elfNN_set_reloc): Likewise.
	* coff-alpha.c (_bfd_ecoff_set_reloc): Likewise.
	* mach-o-target.c (bfd_mach_o_set_reloc): Likewise.
	* vms-alpha.c (alpha_vms_set_reloc): Likewise.
	* aout-adobe.c (aout_32_set_reloc): Likewise.
	* bout.c (b_out_set_reloc): Likewise.
	* coff-mips.c (_bfd_ecoff_set_reloc): Likewise.
	* i386os9k.c (aout_32_set_reloc): Likewise.
	* ieee.c (ieee_set_reloc): Likewise.
	* oasys.c (oasys_set_reloc): Likewise.
	* som.c (som_set_reloc): Likewise.
	* versados.c (versados_set_reloc): Likewise.
	* coff64-rs6000.c (rs6000_xcoff64_vec): Add
	_bfd_generic_set_reloc.
	(rs6000_xcoff64_aix_vec): LIkewise.
	* libbfd.c (_bfd_norelocs_set_reloc): New function.
	* libbfd-in.h: Prototype for _bfd_norelocs_set_reloc.
	* i386msdos.c (msdos_set_reloc): Define to
	_bfd_norelocs_set_reloc.
	* elfcode.h (elf_set_reloc): Define.
	* bfd-in2.h: Regenerated.

2017-05-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21481
	* elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Use .plt.bnd
	for IFUNC function address.

2017-05-10  Claudiu Zissulescu  <claziss@synopsys.com>

	* elf32-arc.c (FEATURE_LIST_NAME): Define.
	(CONFLICT_LIST): Likewise.
	(opcode/arc-attrs.h): Include.
	(arc_elf_print_private_bfd_data): Print OSABI v4 flag.
	(arc_extract_features): New file.
	(arc_stralloc): Likewise.
	(arc_elf_merge_attributes): Likewise.
	(arc_elf_merge_private_bfd_data): Use object attributes.
	(bfd_arc_get_mach_from_attributes): New function.
	(arc_elf_object_p): Use object attributes.
	(arc_elf_final_write_processing): Likewise.
	(elf32_arc_obj_attrs_arg_type): New function.
	(elf32_arc_obj_attrs_handle_unknown): Likewise.
	(elf32_arc_section_from_shdr): Likewise.
	(elf_backend_obj_attrs_vendor): Define.
	(elf_backend_obj_attrs_section): Likewise.
	(elf_backend_obj_attrs_arg_type): Likewise.
	(elf_backend_obj_attrs_section_type): Likewise.
	(elf_backend_obj_attrs_handle_unknown): Likewise.
	(elf_backend_section_from_shdr): Likewise.

2017-05-09  Andrew Goedhart  <Andrewgoedhart@simplepowersolutions.co.za>

	PR ld/21458
	* elf32-arm.c (elf32_arm_final_link_relocate): Set the bottom bit
	of the value when resolving a R_ARM_THM_ALU_PREL_11_0 relocation
	and the destination is a Thumb symbol.

2017-05-08  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_get_synthetic_symtab): Add missing
	initializer to silence GCC 4.2.
	* lf64-x86-64.c (elf_x86_64_get_synthetic_symtab): Likewise.

2017-05-08  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (PLT_ENTRY_SIZE): Renamed to ...
	(LAZY_PLT_ENTRY_SIZE): This.
	(NON_LAZY_PLT_ENTRY_SIZE): New.
	(elf_x86_64_plt0_entry): Renamed to ...
	(elf_x86_64_lazy_plt0_entry): This.
	(elf_x86_64_plt_entry): Renamed to ...
	(elf_x86_64_lazy_plt_entry): This.
	(elf_x86_64_bnd_plt0_entry): Renamed to ...
	(elf_x86_64_lazy_bnd_plt0_entry): This.
	(elf_x86_64_legacy_plt_entry): Removed.
	(elf_x86_64_bnd_plt_entry): Renamed to ...
	(elf_x86_64_lazy_bnd_plt_entry): This.
	(elf_x86_64_legacy_plt2_entry): Renamed to ...
	(elf_x86_64_non_lazy_plt_entry): This.
	(elf_x86_64_bnd_plt2_entry): Renamed to ...
	(elf_x86_64_non_lazy_bnd_plt_entry): This.
	(elf_x86_64_eh_frame_plt): Renamed to ...
	(elf_x86_64_eh_frame_lazy_plt): This.
	(elf_x86_64_eh_frame_bnd_plt): Renamed to ...
	(elf_x86_64_eh_frame_lazy_bnd_plt): This.
	(elf_x86_64_eh_frame_plt_got): Renamed to ...
	(elf_x86_64_eh_frame_non_lazy_plt): This.
	(elf_x86_64_lazy_plt_layout): New.
	(elf_x86_64_non_lazy_plt_layout): Likewise.
	(elf_x86_64_plt_layout): Likewise.
	(elf_x86_64_backend_data): Remove PLT layout information.  Add
	os for target system.
	(GET_PLT_ENTRY_SIZE): Removed.
	(elf_x86_64_lazy_plt): New.
	(elf_x86_64_non_lazy_plt): Likewise.
	(elf_x86_64_lazy_bnd_plt): Likewise.
	(elf_x86_64_non_lazy_bnd_plt): Likewise.
	(elf_x86-64_arch_bed): Updated.
	(elf_x86_64_link_hash_table): Add plt, lazy_plt and non_lazy_plt.
	(elf_x86_64_create_dynamic_sections): Removed.
	(elf_x86_64_check_relocs): Don't check elf.dynobj.  Don't call
	_bfd_elf_create_ifunc_sections nor _bfd_elf_create_got_section.
	(elf_x86-64_adjust_dynamic_symbol): Updated.
	(elf_x86_64_allocate_dynrelocs): Updated.  Pass 0 as PLT header
	size to _bfd_elf_allocate_ifunc_dyn_relocs and don't allocate
	size for PLT0 if there is no PLT0.  Get plt_entry_size from
	non_lazy_plt for non-lazy PLT entries.
	(elf_x86_64_size_dynamic_sections): Updated.  Get plt_entry_size
	from non_lazy_plt for non-lazy PLT entries.
	(elf_x86-64_relocate_section): Updated.  Properly get PLT index
	if there is no PLT0.
	(elf_x86_64_finish_dynamic_symbol): Updated.  Fill the first slot
	in the PLT entry with generic PLT layout.  Fill the non-lazy PLT
	entries with non-lazy PLT layout.  Don't fill the second and third
	slots in the PLT entry if there is no PLT0.
	(elf_x86_64_finish_dynamic_sections): Updated.  Don't fill PLT0
	if there is no PLT0.  Set sh_entsize on the .plt.got section.
	(compare_relocs): New.
	(elf_x86_64_plt_type): Likewise.
	(elf_x86_64_plt): Likewise.
	(elf_x86_64_nacl_plt): New. Forward declaration.
	(elf_x86_64_get_plt_sym_val): Removed.
	(elf_x86_64_get_synthetic_symtab): Rewrite to check PLT sections
	against all dynamic relocations.
	(elf_x86_64_link_setup_gnu_properties): New function.
	(elf_backend_create_dynamic_sections): Updated.
	(elf_backend_setup_gnu_properties): New.
	(elf_x86_64_nacl_plt): New.
	(elf_x86_64_nacl_arch_bed): Updated.

2017-05-08  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (PLT_ENTRY_SIZE): Renamed to ...
	(LAZY_PLT_ENTRY_SIZE): This.
	(NON_LAZY_PLT_ENTRY_SIZE): New.
	(elf_i386_plt0_entry): Renamed to ...
	(elf_i386_lazy_plt0_entry): This.
	(elf_i386_plt_entry): Renamed to ...
	(elf_i386_lazy_plt_entry): This.
	(elf_i386_pic_plt0_entry): Renamed to ...
	(elf_i386_pic_lazy_plt0_entry): This.
	(elf_i386_pic_plt_entry): Renamed to ...
	(elf_i386_pic_lazy_plt_entry): This.
	(elf_i386_got_plt_entry): Renamed to ...
	(elf_i386_non_lazy_plt_entry): This.
	(elf_i386_pic_got_plt_entry): Renamed to ...
	(elf_i386_pic_non_lazy_plt_entry): This.
	(elf_i386_eh_frame_plt): Renamed to ...
	(elf_i386_eh_frame_lazy_plt): This.
	(elf_i386_eh_frame_plt_got): Renamed to ...
	(elf_i386_eh_frame_non_lazy_plt): This.
	(elf_i386_plt_layout): Renamed to ...
	(elf_i386_lazy_plt_layout): This.  Remove eh_frame_plt_got and
	eh_frame_plt_got_size.
	(elf_i386_non_lazy_plt_layout): New.
	(elf_i386_plt_layout): Likewise.
	(elf_i386_non_lazy_plt): Likewise.
	(GET_PLT_ENTRY_SIZE): Removed.
	(elf_i386_plt): Renamed to ...
	(elf_i386_lazy_plt): This.
	(elf_i386_backend_data): Remove plt.  Rename is_vxworks to os.
	(elf_i386_arch_bed): Updated.
	(elf_i386_link_hash_table): Add plt, lazy_plt and non_lazy_plt.
	(elf_i386_create_dynamic_sections): Removed.
	(elf_i386_check_relocs): Don't check elf.dynobj.  Don't call
	_bfd_elf_create_ifunc_sections nor _bfd_elf_create_got_section.
	(elf_i386_adjust_dynamic_symbol): Updated.
	(elf_i386_allocate_dynrelocs): Updated.  Pass 0 as PLT header
	size to _bfd_elf_allocate_ifunc_dyn_relocs and don't allocate
	size for PLT0 if there is no PLT0.
	(elf_i386_size_dynamic_sections): Updated.  Check whether GOT
	output section is discarded only if GOT isn't empty.
	(elf_i386_relocate_section): Updated.  Properly get PLT index
	if there is no PLT0.
	(elf_i386_finish_dynamic_symbol): Updated.  Don't fill the
	second and third slots in the PLT entry if there is no PLT0.
	(elf_i386_finish_dynamic_sections): Updated.  Don't fill PLT0
	if there is no PLT0.  Set sh_entsize on the .plt.got section.
	(elf_i386_nacl_plt): Forward declaration.
	(elf_i386_get_plt_sym_val): Removed.
	(elf_i386_get_synthetic_symtab): Rewrite to check PLT sections
	against all dynamic relocations.
	(elf_i386_link_setup_gnu_properties): New function.
	(elf_backend_create_dynamic_sections): Updated.
	(elf_backend_setup_gnu_properties): New.
	(elf_i386_nacl_plt): Updated.
	(elf_i386_nacl_arch_bed): Likewise.
	(elf_i386_vxworks_arch_bed): Likewise.

2017-05-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* elflink.c (elf_output_implib): Remove executable flag from import
	library bfd.
	* elf32-arm.c (elf32_arm_filter_implib_symbols): Assert that the import
	library is a relocatable object file.

2017-05-01  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	PR ld/21404
	* elf32-avr.c (avr_should_move_sym): New function.
	(avr_should_reduce_sym_size): Likewise.
	(avr_should_increase_sym_size): Likewise.
	(elf32_avr_relax_delete_bytes): Adjust symbol values
	and sizes by calling new functions.

2017-05-01  Palmer Dabbelt  <palmer@dabbelt.com>

	* config.bfd (riscv32-*): Enable rv64.

2017-05-02  Alan Modra  <amodra@gmail.com>

	PR 21384
	* elflink.c (bfd_elf_link_mark_dynamic_symbol): Test h->non_elf
	rather than h->root.type == bfd_link_hash_new.
	(bfd_elf_record_link_assignment): Similarly, call
	bfd_elf_link_mark_dynamic_symbol when h->non_elf.

2017-04-29  Alan Modra  <amodra@gmail.com>

	PR 21432
	* reloc.c (reloc_offset_in_range): New function.
	(bfd_perform_relocation, bfd_install_relocation): Use it.
	(_bfd_final_link_relocate): Likewise.

2017-04-28  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_allocate_dynrelocs): Check plt_got
	before using .plt.got.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.

2017-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Use "="
	instead of "+=" to update 0.

2017-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_create_dynamic_sections): Create the
	.plt.got section here.
	(elf_i386_check_relocs): Don't create the .plt.got section.
	* elf64-x86-64.c (elf_x86_64_create_dynamic_sections): Create
	the .plt.got and .plt.bnd sections here.
	(elf_x86_64_check_relocs): Don't create the .plt.got nor
	.plt.bnd sections.

2017-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_hash_entry): Remove
	has_bnd_reloc.
	(elf_x86_64_link_hash_newfunc): Don't clear has_bnd_reloc.
	(elf_x86_64_copy_indirect_symbol): Don't copy has_bnd_reloc.
	(elf_x86_64_check_relocs): Don't set has_bnd_reloc.
	(elf_x86_64_finish_dynamic_symbol): Check bndplt instead of
	has_bnd_reloc.

2017-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (elf_backend_data): Change setup_gnu_properties
	to return bfd *.
	(_bfd_elf_link_setup_gnu_properties): Return bfd *.
	* elf-properties.c (_bfd_elf_link_setup_gnu_properties): Return
	the first relocatable ELF input with GNU properties.

2017-04-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_finish_dynamic_sections): Simplify
	VxWorks for non-PIC.

2017-04-27  Alan Modra  <amodra@gmail.com>

	* elf-bfd.h (struct elf_backend_data): Make asection param of
	elf_backend_eh_frame_address_size const.
	(_bfd_elf_eh_frame_address_size): Likewise.
	* elf32-m32c.c (_bfd_m32c_elf_eh_frame_address_size): Likewise.
	* elf32-msp430.c (elf32_msp430_eh_frame_address_size): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_eh_frame_address_size): Likewise.
	* elfxx-mips.h (_bfd_mips_elf_eh_frame_address_size): Likewise.
	* elf-eh-frame.c (_bfd_elf_eh_frame_address_size): Likewise.
	(next_cie_fde_offset): Constify params.
	(offset_adjust, adjust_eh_frame_local_symbols): Likewise.

2017-04-27  Alan Modra  <amodra@gmail.com>

	* elf-bfd.h (struct eh_cie_fde): Add aug_str_len and aug_data_len.
	(_bfd_elf_adjust_eh_frame_global_symbol): Declare.
	* elf-eh-frame.c (_bfd_elf_parse_eh_frame): Set aug_str_len and
	aug_data_len.
	(offset_adjust): New function.
	(_bfd_elf_adjust_eh_frame_global_symbol): Likewise.
	(adjust_eh_frame_local_symbols): Likewise.
	(_bfd_elf_discard_section_eh_frame): Call adjust_eh_frame_local_symbols
	after changing anything.  Return true if anything changed.
	* elflink.c (bfd_elf_discard_info): If .eh_frame changed, call
	_bfd_elf_adjust_eh_frame_global_symbol for globals.

2017-04-27  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_link_hash_hide_symbol): Clear dynstr_index
	when force_local.

2017-04-27  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (UNDEFWEAK_NO_DYNAMIC_RELOC): Define.
	(ppc_elf_select_plt_layout, ppc_elf_tls_setup): Use it.
	(ppc_elf_adjust_dynamic_symbol, allocate_dynrelocs): Likewise.
	(ppc_elf_relocate_section): Likewise.  Delete silly optimisation
	for undef and undefweak dyn_relocs.
	* elf64-ppc.c (UNDEFWEAK_NO_DYNAMIC_RELOC): Define.
	(ppc64_elf_adjust_dynamic_symbol, ppc64_elf_tls_setup): Use it.
	(allocate_got, allocate_dynrelocs): Likewise.
	(ppc64_elf_relocate_section): Likewise.

2017-04-26  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_size_dynamic_sections): Alwasys add
	DT_PLTRELSZ, DT_PLTREL and DT_JMPREL for .rel.plt section.
	* elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Alwasys
	add DT_PLTRELSZ, DT_PLTREL and DT_JMPREL for .rela.plt section.

2017-04-26  Nick Clifton  <nickc@redhat.com>

	PR binutils/21434
	* reloc.c (bfd_perform_relocation): Check for a negative address
	in the reloc.

2017-04-26  Maciej W. Rozycki  <macro@imgtec.com>

	PR ld/21334
	* elf-bfd.h (elf_backend_data): Add `always_renumber_dynsyms'
	member.
	* elfxx-target.h [!elf_backend_always_renumber_dynsyms]
	(elf_backend_always_renumber_dynsyms): Define.
	(elfNN_bed): Initialize `always_renumber_dynsyms' member.
	* elfxx-mips.h (elf_backend_always_renumber_dynsyms): Define.
	* elflink.c (bfd_elf_size_dynamic_sections): Also call
	`_bfd_elf_link_renumber_dynsyms' if the backend has requested
	it.
	(bfd_elf_size_dynsym_hash_dynstr): Likewise.

2017-04-26  Maciej W. Rozycki  <macro@imgtec.com>

	* elflink.c (bfd_elf_size_dynamic_sections): Only call
	`_bfd_elf_link_renumber_dynsyms' after section GC if dynamic
	sections have been created.

2017-04-26  Nick Clifton  <nickc@redhat.com>

	PR binutils/21431
	* compress.c (bfd_init_section_compress_status): Check the return
	value from bfd_malloc.

2017-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_hash_entry): Add
	no_finish_dynamic_symbol.
	(elf_x86_64_link_hash_newfunc): Set no_finish_dynamic_symbol to
	0.
	(elf_x86_64_allocate_dynrelocs): If a symbol isn't undefined
	weak symbol, don't make it dynamic.
	(elf_x86_64_relocate_section): If a symbol isn't dynamic in PIC,
	set no_finish_dynamic_symbol and generate R_X86_64_RELATIVE
	relocation for GOT reference.
	(elf_x86_64_finish_dynamic_symbol): Abort if
	no_finish_dynamic_symbol isn't 0.

2017-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21402
	* elf32-i386.c (elf_i386_allocate_dynrelocs): If a symbol isn't
	undefined weak symbol, don't make it dynamic.
	(elf_i386_relocate_section): If a symbol isn't dynamic in PIC,
	set no_finish_dynamic_symbol and generate R_386_RELATIVE
	relocation for R_386_GOT32.

2017-04-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21425
	* elf32-i386.c (ELF_MAXPAGESIZE): Set to 0x1000 for VxWorks.

2017-04-23  Alan Modra  <amodra@gmail.com>

	PR 21414
	* section.c (GLOBAL_SYM_INIT): Make available in bfd.h.
	* elf.c (lcomm_sym): New.
	(_bfd_elf_large_com_section): Use lcomm_sym section symbol.
	* bfd-in2.h: Regenerate.

2017-04-23  Alan Modra  <amodra@gmail.com>

	PR 21412
	* elf-bfd.h (struct elf_backend_data <get_reloc_section>): Change
	parameters and comment.
	(_bfd_elf_get_reloc_section): Delete.
	(_bfd_elf_plt_get_reloc_section): Declare.
	* elf.c (_bfd_elf_plt_get_reloc_section, elf_get_reloc_section):
	New functions.  Don't blindly skip over assumed .rel/.rela prefix.
	Extracted from..
	(_bfd_elf_get_reloc_section): ..here.  Delete.
	(assign_section_numbers): Call elf_get_reloc_section.
	* elf64-ppc.c (elf_backend_get_reloc_section): Define.
	* elfxx-target.h (elf_backend_get_reloc_section): Update.

2017-04-23  Alan Modra  <amodra@gmail.com>

	PR 21409
	* dwarf2.c (_bfd_dwarf2_find_nearest_line): Don't segfault when
	no symbols.

2017-04-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21402
	* elf32-i386.c (elf_i386_link_hash_entry): Add
	no_finish_dynamic_symbol.
	(elf_i386_link_hash_newfunc): Set no_finish_dynamic_symbol to 0.
	(elf_i386_allocate_dynrelocs): If a symbol isn't undefined weak
	symbol, don't make it dynamic in PIE.
	(elf_i386_relocate_section): If a symbol isn't dynamic in PIE,
	set no_finish_dynamic_symbol and generate R_386_RELATIVE
	relocation for R_386_GOT32
	(elf_i386_finish_dynamic_symbol): Abort if no_finish_dynamic_symbol
	isn't 0.

2017-04-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/19617
	PR ld/21086
	* elflink.c (elf_link_add_object_symbols): Require
	--no-dynamic-linker with -E/--dynamic-list when creating
	dynamic sections.

2017-04-20  Maciej W. Rozycki  <macro@imgtec.com>

	* elflink.c (_bfd_elf_symbol_refs_local_p): Always return TRUE
	if forced local.

2017-04-20  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (_bfd_mips_elf_final_link): Reorder comment about
	dynamic symbol sorting.

2017-04-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21382
	* elflink.c (elf_link_add_object_symbols): Preserve
	dynamic_ref_after_ir_def when restoring the symbol table for
	unneeded dynamic object.

2017-04-19  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21401
	* elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Don't abort
	on on undefined IFUNC symbol in the second PLT.

2017-04-19  Wedson Almeida Filho  <wedsonaf@gmail.com>

	* peXXigen.c (pe_print_reloc): Correct chunk_end.

2017-04-19  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_adjust_dynamic_symbol): Hide undefweak
	or make dynamic for info->dynamic_undefined_weak 0 and 1.
	* elf32-ppc.c:Formatting.
	(ensure_undefweak_dynamic): Don't make dynamic when
	info->dynamic_undefined_weak is zero.
	(allocate_dynrelocs): Discard undefweak dyn_relocs for
	info->dynamic_undefined_weak.  Discard undef dyn_relocs when
	not default visibility.  Discard undef and undefweak
	dyn_relocs earlier.
	(ppc_elf_relocate_section): Adjust to suit.
	* elf64-ppc.c: Formatting.
	(ensure_undefweak_dynamic): Don't make dynamic when
	info->dynamic_undefined_weak is zero.
	(allocate_dynrelocs): Discard undefweak dyn_relocs for
	info->dynamic_undefined_weak.  Discard them earlier.

2017-04-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21389
	* elflink.c (bfd_elf_size_dynamic_sections): Get soname index
	before generating the version definition section.

2017-04-17  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_merge_symbol): Undo dynamic linking
	state when a regular object file defines a symbol with
	incompatible type to that defined by an earlier shared lib.

2017-04-13  Alan Modra  <amodra@gmail.com>

	* coffcode.h: Wrap some overly long _bfd_error_handler args.
	* elf.c: Likewise.
	* elf32-arm.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-mep.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elflink.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.

2017-04-13  Alan Modra  <amodra@gmail.com>

	* aoutx.h: Use %B and %A in error messages throughout file.
	* aout-cris.c: Likewise.
	* archive.c: Likewise.
	* binary.c: Likewise.
	* coff-rs6000.c: Likewise.
	* coff-tic4x.c: Likewise.
	* coffcode.h: Likewise.
	* coffgen.c: Likewise.
	* cofflink.c: Likewise.
	* coffswap.h: Likewise.
	* cpu-arm.c: Likewise.
	* elf-eh-frame.c: Likewise.
	* elf-m10300.c: Likewise.
	* elf.c: Likewise.
	* elf32-arc.c: Likewise.
	* elf32-arm.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-frv.c: Likewise.
	* elf32-iq2000.c: Likewise.
	* elf32-m32c.c: Likewise.
	* elf32-microblaze.c: Likewise.
	* elf32-nds32.c: Likewise.
	* elf32-rl78.c: Likewise.
	* elf32-rx.c: Likewise.
	* elf32-score.c: Likewise.
	* elf32-score7.c: Likewise.
	* elf32-sh64.c: Likewise.
	* elf32-v850.c: Likewise.
	* elf32-vax.c: Likewise.
	* elf32-visium.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-mmix.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elfcode.h: Likewise.
	* elfnn-aarch64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* hpux-core.c: Likewise.
	* ieee.c: Likewise.
	* ihex.c: Likewise.
	* linker.c: Likewise.
	* merge.c: Likewise.
	* mmo.c: Likewise.
	* oasys.c: Likewise.
	* pdp11.c: Likewise.
	* peXXigen.c: Likewise.
	* rs6000-core.c: Likewise.
	* vms-alpha.c: Likewise.
	* xcofflink.c: Likewise.

2017-04-13  Alan Modra  <amodra@gmail.com>

	* bfd.c (PRINT_TYPE): Define.
	(_doprnt): New function.
	(error_handler_internal): Use _doprnt.
	* coff-arm.c: Put %A and %B arguments to _bfd_error_handler
	calls in their natural order, throughout file.
	* coff-mcore.c: Likewise.
	* coff-ppc.c: Likewise.
	* coff-tic80.c: Likewise.
	* cofflink.c: Likewise.
	* elf-s390-common.c: Likewise.
	* elf.c: Likewise.
	* elf32-arm.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-msp430.c: Likewise.
	* elf32-spu.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elflink.c: Likewise.
	* elfnn-aarch64.c: Likewise.
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.

2017-04-13  Alan Modra  <amodra@gmail.com>

	* elf32-arm.c (arm_type_of_stub): Supply missing args to "long
	branch veneers" error.  Fix double space and format message.
	* elf32-avr.c (avr_add_stub): Do not pass NULL as %B arg.
	* elf64-ppc.c (tocsave_find): Supply missing %B arg.

2017-04-13  Alan Modra  <amodra@gmail.com>

	* bfd-in2.h: Regenerate.

2017-04-11  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-properties.c (_bfd_elf_parse_gnu_properties): Remove the
	extra `\n' in warning/error messages.
	* elf32-i386.c (elf_i386_parse_gnu_properties): Likewise.
	* elf64-x86-64.c (elf_x86_64_parse_gnu_properties): Likewise.

2017-04-11  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-properties.c (_bfd_elf_parse_gnu_properties): Ignore
	processor-specific properties with generic ELF target vector.

2017-04-10  Qing Zhao  <qing.zhao@oracle.com>

        * elf32-sparc.c (elf_backend_fixup_symbol): New.
        * elf64-sparc.c (elf_backend_fixup_symbol): New.
        * elfxx-sparc.c (UNDEFINED_WEAK_RESOLVED_TO_ZERO): New.
        (_bfd_sparc_elf_link_hash_entry): Add has_got_reloc and
        has_non_got_reloc.
        (link_hash_newfunc): Initialize has_got_reloc and
	has_non_got_reloc.
        (_bfd_sparc_elf_size_dynamic_sections): Set interp to .interp
        section.
        (_bfd_sparc_elf_copy_indirect_symbol): Copy has_got_reloc and
        has_non_got_reloc.
        (_bfd_sparc_elf_check_relocs): Set has_got_reloc and
        has_non_got_reloc.
        (_bfd_sparc_elf_fixup_symbol): New function.
        (allocate_dynrelocs): Don't allocate space for dynamic
        relocations and discard relocations against resolved undefined
        weak symbols in executable.  Don't make resolved undefined weak
        symbols in executable dynamic.  Keep dynamic non-GOT/non-PLT
        relocation against undefined weak symbols in PIE.
        (_bfd_sparc_elf_relocate_section): Don't generate dynamic
        relocations against resolved undefined weak symbols in PIE
        (_bfd_sparc_elf_finish_dynamic_symbol): Keep PLT/GOT entries
        without ynamic PLT/GOT relocations for resolved undefined weak
        symbols.
        Don't generate dynamic relocation against resolved undefined
        weak symbol in executable.
        (pie_finish_undefweak_symbol): New function.
        (_bfd_sparc_elf_finish_dynamic_sections): Call
        pie_finish_undefweak_symbol on all symbols in PIE.
        * elfxx-sparc.h (_bfd_sparc_elf_link_hash_table): Add interp.
        (_bfd_sparc_elf_fixup_symbol): New function.

2017-04-10  Nick Clifton  <nickc@redhat.com>

	* config.bfd: Remove ns32k from obsolete list.

2017-04-10  Alan Modra  <amodra@gmail.com>

	PR 21287
	* elf.c (special_sections_f): Match .fini_array and .fini_array.*.
	(special_sections_i): Likewise for .init_array.
	(special_sections_p): Likewise for .preinit_array.

2017-04-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/19579
	PR ld/21306
	* elf32-s390.c (elf_s390_finish_dynamic_symbol): Check
	ELF_COMMON_DEF_P for common symbols.
	* elf64-s390.c (elf_s390_finish_dynamic_symbol): Likewise.
	* elf64-x86-64.c (elf_x86_64_relocate_section): Likewise.
	* elflink.c (_bfd_elf_merge_symbol): Revert commits
	202ac193bbbecc96a4978d1ac3d17148253f9b01 and
	07492f668d2173da7a2bda3707ff0985e0f460b6.

2017-04-07  Pedro Alves  <palves@redhat.com>

	* opncls.c (bfd_get_debug_link_info): Rename to...
	(bfd_get_debug_link_info_1): ... this.  Change type of second
	parameter to void pointer.  Adjust.
	(bfd_get_debug_link_info): Reimplement on top of
	bfd_get_debug_link_info_1.
	(separate_debug_file_exists, separate_alt_debug_file_exists):
	Change type of second parameter to void pointer.  Adjust.
	(get_func_type, check_func_type): Change type of second parameter
	to void pointer.
	(find_separate_debug_file): Add 'func_data' parameter.  Pass it to
	the callback functions instead of passing the address of a local.
	(bfd_follow_gnu_debuglink): Pass address of unsigned long local to
	find_separate_debug_file.
	(get_alt_debug_link_info_shim): Change type of second parameter to
	void pointer.  Adjust.
	(bfd_follow_gnu_debugaltlink): Adjust to pass NULL to
	find_separate_debug_file.
	(get_build_id_name, bfd_boolean check_build_id_file): Change type
	of second parameter to void pointer.  Adjust.
	(bfd_follow_build_id_debuglink): Pass address of bfd_build_id
	pointer local to find_separate_debug_file.

2017-04-07  Tristan Gingold  <gingold@gingold-Precision-7510>

	* coffgen.c (_bfd_coff_gc_mark_hook): Handle PE weak
	external symbols with a definition.
	(_bfd_coff_gc_mark_extra_sections): Fix typo.

2017-04-07  Alan Modra  <amodra@gmail.com>

	* po/SRC-POTFILES.in: Regenerate.

2017-04-05  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_gc_sweep_hook): Support ELFv2 PLT
	reference counting.

2017-04-02  Jon Turney  <jon.turney@dronecode.org.uk>

	(_bfd_XXi_swap_aouthdr_out): For clarity, use defines rather than
	numbers for DataDirectory entry indicies passed to
	add_data_entry().

2017-04-04  H.J. Lu  <hongjiu.lu@intel.com>

	* elf.c (get_program_header_size): Add a GNU_MBIND segment for
	each GNU_MBIND section and align GNU_MBIND section to page size.
	(_bfd_elf_map_sections_to_segments): Create a GNU_MBIND
	segment for each GNU_MBIND section.
	(_bfd_elf_init_private_section_data): Copy sh_info from input
	for GNU_MBIND section.

2017-04-03  Palmer Dabbelt  <palmer@dabbelt.com>

	* elfnn-riscv.c (GP_NAME): Delete.
	(riscv_global_pointer_value): Change GP_NAME to RISCV_GP_SYMBOL.
	(_bfd_riscv_relax_lui): Likewise.

2017-04-04  Nick Clifton  <nickc@redhat.com>

	PR binutils/21342
	* elflink.c (_bfd_elf_define_linkage_sym): Prevent null pointer
	dereference.
	(bfd_elf_final_link): Only initialize the extended symbol index
	section if there are extended symbol tables to list.

2017-04-03  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.am (BFD32_BACKENDS): Add elf-properties.lo.
	(BFD32_BACKENDS_CFILES): Add elf-properties.c.
	* configure.ac (elf): Add elf-properties.lo.
	* Makefile.in: Regenerated.
	* configure: Likewise.
	* elf-bfd.h (elf_property_kind): New.
	(elf_property): Likewise.
	(elf_property_list): Likewise.
	(elf_properties): Likewise.
	(_bfd_elf_parse_gnu_properties): Likewise.
	(_bfd_elf_get_property): Likewise.
	(_bfd_elf_link_setup_gnu_properties): Likewise.
	(elf_backend_data): Add parse_gnu_properties, merge_gnu_properties
	and setup_gnu_properties.
	(elf_obj_tdata): Add properties.
	* elf-properties.c: New file.
	* elf32-i386.c (elf_i386_parse_gnu_properties): New.
	(elf_i386_merge_gnu_properties): Likewise.
	(elf_backend_parse_gnu_properties): Likewise.
	(elf_backend_merge_gnu_properties): Likewise.
	* elf64-x86-64.c (elf_x86_64_parse_gnu_properties): Likewise.
	(elf_x86_64_merge_gnu_properties): Likewise.
	(elf_backend_parse_gnu_properties): Likewise.
	(elf_backend_merge_gnu_properties): Likewise.
	* elfxx-target.h (elf_backend_merge_gnu_properties): Likewise.
	(elf_backend_parse_gnu_properties): Likewise.
	(elf_backend_setup_gnu_properties): Likewise.
	(elfNN_bed): Add elf_backend_parse_gnu_properties,
	elf_backend_merge_gnu_properties and
	elf_backend_setup_gnu_properties.

2017-03-30  Pip Cet  <pipcet@gmail.com>

	* elf32-wasm32.c: Add relocation code, two relocs.
	* reloc.c: Add wasm32 relocations.
	* libbfd.h: Regenerate.
	* bfd-in2.h: Regenerate.
	* bfd/po/bfd.pot: Regenerate.

2017-03-29  Nick Clifton  <nickc@redhat.com>

	PR binutils/18025
	* coff-bfd.h (struct coff_section_data): Add new fields:
	saved_bias and bias.
	* coffgen.c (coff_find_nearest_line_with_names): Cache the bias
	computed for PE binaries.
	* dwarf2.c (scan_unit_for_symbols): Only warn once about each
	missing abbrev.

2017-03-28  Hans-Peter Nilsson  <hp@axis.com>

	PR ld/16044
	* elf32-cris.c (elf_cris_adjust_gotplt_to_got): Adjust BFD_ASSERT
	to handle a local symbol with a hash-symbol-entry; without PLT.
	Add BFD_ASSERT for an incidental case with GOT entry present.
	(cris_elf_check_relocs): Increment PLT refcount only if the symbol
	isn't forced-or-set local.

2017-03-27  Pip Cet  <pipcet@gmail.com>

	* wasm-module.c: New file to support WebAssembly modules.
	* wasm-module.h: New file to support WebAssembly modules.
	* doc/webassembly.texi: Start documenting wasm-module.c.
	* config.bfd: Add wasm_vec.
	* targets.c: Likewise.
	* configure.ac: Likewise.
	* Makefile.am: Add entries for wasm-module.c.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.

2017-03-27  Pip Cet  <pipcet@gmail.com>

	* cpu-wasm32.c: New file to support wasm32 architecture.
	* elf32-wasm32.c: New file to support wasm32 architecture.
	* Makefile.am: Add wasm32 architecture.
	* archures.c: Likewise.
	* config.bfd: Likewise.
	* configure.ac: Likewise.
	* targets.c: Likewise.
	* Makefile.in: Regenerate.
	* bfd-in2.h: Regenerate.
	* configure: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.

2017-03-20  Alan Modra  <amodra@gmail.com>

	PR 21266
	* elf64-ppc.c (compare_symbols): Stabilize sort.

2017-03-18  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (struct ppc_link_hash_table): Add
	local_ifunc_resolver and maybe_local_ifunc_resolver.
	(ppc_build_one_stub): Set flags on emitting dynamic
	relocation to ifunc.
	(ppc64_elf_relocate_section): Likewise.
	(ppc64_elf_finish_dynamic_symbol): Likewise.
	(ppc64_elf_finish_dynamic_sections): Error on DT_TEXTREL with
	local dynamic relocs to ifuncs.
	* elf32-ppc.c (struct ppc_elf_link_hash_table): Add
	local_ifunc_resolver and maybe_local_ifunc_resolver.
	(ppc_elf_relocate_section): Set flag on emitting dynamic
	relocation to ifuncs.
	(ppc_elf_finish_dynamic_symbol): Likewise.
	(ppc_elf_finish_dynamic_sections): Error on DT_TEXTREL with local
	dynamic relocs to ifuncs.

2017-03-13  Nick Clifton  <nickc@redhat.com>

	PR binutils/21202
	* reloc.c (BFD_RELOC_AARCH64_TLSDESC_LD64_LO12_NC): Rename to
	BFD_RELOC_AARCH64_TLSDESC_LD64_LO12.
	(BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC): Rename to
	BFD_RELOC_AARCH64_TLSDESC_ADD_LO12.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
	* elfnn-aarch64.c (IS_AARCH64_TLS_RELAX_RELOC): Update reloc
	names.
	(IS_AARCH64_TLSDESC_RELOC): Likewise.
	(elfNN_aarch64_howto_table): Likewise.
	(aarch64_tls_transition_without_check): Likewise.
	(aarch64_reloc_got_type): Likewise.
	(elfNN_aarch64_final_link_relocate): Likewise.
	(elfNN_aarch64_tls_relax): Likewise.
	(elfNN_aarch64_relocate_section): Likewise.
	(elfNN_aarch64_gc_sweep_hook): Likewise.
	(elfNN_aarch64_check_relocs): Likewise.
	* elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
	(_bfd_aarch64_elf_resolve_relocation): Likewise.

2017-03-11  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c: Remove ATTRIBUTE_UNUSED throughout when function
	parameter is in fact used.  Whitespace fixes.
	* elf64-ppc.c: Likewise.

2017-03-09  Sam Thursfield  <sam.thursfield@codethink.co.uk>

	* rs6000-core.c (CORE_NEW): Simplify macro when
	AIX_CORE_DUMPX_CORE and BFD64 are true to avoid compile warning.

2017-03-07  Alan Modra  <amodra@gmail.com>

	PR 21224
	PR 20519
	* elf64-ppc.c (ppc64_elf_relocate_section): Add missing
	dyn_relocs check.

2017-03-05  Alan Modra  <amodra@gmail.com>

	* elf-bfd.h (struct eh_cie_fde): Add u.cie.per_encoding_aligned8.
	* elf-eh-frame.c (size_of_output_cie_fde): Don't align here.
	(next_cie_fde_offset): New function.
	(_bfd_elf_parse_eh_frame): Set u.cie.per_encoding_aligned8.
	(_bfd_elf_discard_section_eh_frame): Align zero terminator to
	four bytes.  Align CIEs to four or eight bytes depending on
	per_encoding_aligned8.  Align FDEs according to their encoding.
	Pad last FDE to output section alignment.
	(_bfd_elf_write_section_eh_frame): Adjust to suit.  Remove
	assertion.
	* elf64-ppc.c (glink_eh_frame_cie): Delete padding.
	(ppc64_elf_size_stubs): Pad glink eh_frame as per elf-eh-frame.c.
	(ppc64_elf_finish_dynamic_sections): Adjust to suit.

2017-03-02  Martin Bickel  <binutils@ineranves.de>

	PR ld/21212
	* elf.c (rewrite_elf_program_header): Do not issue a warning for
	empty segments which have a zero filesz, but a non-zero memsz.

2017-03-02  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (ppc_elf_vle_split16): Correct insn mask typo.

2017-02-28  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_ha_reloc): Revert last change.
	(ppc64_elf_relocate_section): Likewise.

2017-02-28  Alan Modra  <amodra@gmail.com>

	PR 20995
	* elf32-nios2.c (nios2_elf32_relocate_section): Use htab
	rather than elf32_nios2_hash_table or elf_hash_table.
	(create_got_section): Likewise.
	(nios2_elf32_finish_dynamic_symbol): Likewise.
	(nios2_elf32_adjust_dynamic_symbol): Likewise.
	(nios2_elf32_size_dynamic_sections): Likewise.
	(nios2_elf32_check_relocs): Delete dynobj, sgot, and srelgot
	vars.  Use htab equivalents directly instead.  Don't create
	all dynamic sections on needing just the GOT.  Use a goto
	rather than a fall-through with reloc test.  Ensure
	htab->dynobj is set when making dynamic sreloc section.
	(nios2_elf32_finish_dynamic_sections): Delete dynobj, use htab
	equivalent directly instead.  Don't segfault on looking for
	.dynamic when dynamic sections have not been created.  Don't
	segfault on .got.plt being discarded.
	(nios2_elf32_size_dynamic_sections): Delete plt and got vars.
	Don't set "relocs" on .rela.plt.  Do handle .sbss.  Delete
	fixme and another not so relevant comment.
	(nios2_elf_add_symbol_hook): Delete dynobj var.  If not
	already set, set hash table dynobj on creating .sbss.

2017-02-28  Alan Modra  <amodra@gmail.com>

	* reloc.c (BFD_RELOC_PPC_16DX_HA): New.
	* elf64-ppc.c (ppc64_elf_howto_raw <R_PPC64_16DX_HA>): New howto.
	(ppc64_elf_reloc_type_lookup): Translate new bfd reloc.
	(ppc64_elf_ha_reloc): Correct overflow test on REL16DX_HA.
	(ppc64_elf_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_howto_raw <R_PPC_16DX_HA>): New howto.
	(ppc_elf_reloc_type_lookup): Translate new bfd reloc.
	(ppc_elf_check_relocs): Handle R_PPC_16DX_HA to pacify gcc.
	* libbfd.h: Regenerate.
	* bfd-in2.h: Regenerate.

2017-02-28  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_create_dynamic_sections): Don't make
	dynamic .data.rel.ro read-only.
	* elf32-arm.c (elf32_arm_finish_dynamic_symbol): Compare section
	rather than section flags when deciding where copy reloc goes.
	* elf32-cris.c (elf_cris_finish_dynamic_symbol): Likewise.
	* elf32-hppa.c (elf32_hppa_finish_dynamic_symbol): Likewise.
	* elf32-i386.c (elf_i386_finish_dynamic_symbol): Likewise.
	* elf32-metag.c (elf_metag_finish_dynamic_symbol): Likewise.
	* elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol): Likewise.
	* elf32-nios2.c (nios2_elf32_finish_dynamic_symbol): Likewise.
	* elf32-or1k.c (or1k_elf_finish_dynamic_symbol): Likewise.
	* elf32-ppc.c (ppc_elf_finish_dynamic_symbol): Likewise.
	* elf32-s390.c (elf_s390_finish_dynamic_symbol): Likewise.
	* elf32-tic6x.c (elf32_tic6x_finish_dynamic_symbol): Likewise.
	* elf32-tilepro.c (tilepro_elf_finish_dynamic_symbol): Likewise.
	* elf64-ppc.c (ppc64_elf_finish_dynamic_symbol): Likewise.
	* elf64-s390.c (elf_s390_finish_dynamic_symbol): Likewise.
	* elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Likewise.
	* elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_symbol): Likewise.
	* elfnn-riscv.c (riscv_elf_finish_dynamic_symbol): Likewise.
	* elfxx-mips.c (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_finish_dynamic_symbol): Likewise.
	* elfxx-tilegx.c (tilegx_elf_finish_dynamic_symbol): Likewise.

2017-02-28  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_perform_relocation): Also handle the
	`jalr $0, $25' instruction encoding.

2017-02-27  Nick Clifton  <nickc@redhat.com>

	PR ld/21180
	* elf32-microblaze.c (microblaze_elf_finish_dynamic_symbol): Avoid
	generating a seg-fault when encountering a symbol that has been
	deleted by garbage collection.

2017-02-25  Alan Modra  <amodra@gmail.com>

	* elf32-arc.c (struct dynamic_sections): Delete.
	(enum dyn_section_types): Delete.
	(dyn_section_names): Delete.
	(arc_create_dynamic_sections): Delete.
	(elf_arc_finish_dynamic_sections): Don't call the above.  Don't
	segfault on discarded .rela.plt section.
	(elf_arc_size_dynamic_sections): Formatting.  Don't call
	arc_create_dynamic_sections.  Don't allocate memory for sections
	handled by the generic linker.  Correct code finding relocs in
	read-only sections.  Set SEC_EXCLUDE on zero size .got,
	.got.plt, and .dynbss sections.  Do set .interp for pies.

2017-02-24  Andrew Waterman  <andrew@sifive.com>

	* elfnn-riscv.c (GP_NAME): New macro.
	(riscv_global_pointer_value): Use it.
	(_bfd_riscv_relax_lui): If symbol and global pointer are in same
	output section, consider only that section's alignment.

2017-02-23  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.h (_bfd_mips_relax_section): Remove prototype.
	* elfxx-mips.c (_bfd_mips_relax_section): Remove function.
	* elf64-mips.c (bfd_elf64_bfd_relax_section): Remove macro.
	* elfn32-mips.c (bfd_elf32_bfd_relax_section): Likewise.

2017-02-23  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_calculate_relocation) <R_MIPS_JALR>
	<R_MICROMIPS_JALR>: Discard relocation if `cross_mode_jump_p'
	or misaligned.

2017-02-23  Alan Modra  <amodra@gmail.com>

	PR 20744
	* elf32-ppc.c (ppc_elf_howto_raw): Correct dst_mask on all VLE
	16D relocations.
	(ppc_elf_vle_split16): Correct field mask and shift for 16D relocs.
	(ppc_elf_relocate_section): Correct calculation for VLE SDAREL
	relocs.

2017-02-22  Maciej W. Rozycki  <macro@imgtec.com>

	PR ld/20828
	* elflink.c (bfd_elf_size_dynamic_sections): Move symbol version
	processing ahead of the call to `elf_gc_sweep_symbol'.

2017-02-22  Nick Clifton  <nickc@redhat.com>

	PR binutils/21193
	* opncls.c (bfd_create_gnu_debuglink_section): Give the newly
	created section 4-byte alignment.

2017-02-22  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_finish_dynamic_sections): Don't segfault
	on .got or .plt output section being discarded by script.
	* elf32-ppc.c (ppc_elf_finish_dynamic_sections): Likewise.  Move
	vxworks splt temp.

2017-02-21  Alan Modra  <amodra@gmail.com>

	* elf64-alpha.c (elf64_alpha_size_dynamic_sections): Only emit
	DT_RELA, DT_RELASZ, and DT_RELAENT when DT_RELASZ is non-zero.

2017-02-20  Alan Modra  <amodra@gmail.com>

	PR 21181
	* elflink.c (bfd_elf_final_link): Make DT_REL/DT_RELA zero
	if DT_RELSZ/DT_RELASZ is zero.

2017-02-17  Nick Clifton  <nickc@redhat.com>

	* compress.c (bfd_get_full_section_contents): Remember to reduce
	compressed size by the sizeof the compression header when
	decompressing the contents.

2017-02-17  Pedro Alves  <palves@redhat.com>

	* srec.c (Chunk): Rename to ...
	(_bfd_srec_len): ... this.
	(S3Forced): Rename to ...
	(_bfd_srec_forceS3): ... this.
	* objcopy.c: Adjust all references.

2017-02-17  Pedro Alves  <palves@redhat.com>

	* archive.c (bsd_write_armap): Rename to ...
	(_bfd_bsd_write_armap): ... this.
	(coff_write_armap): Rename to ...
	(_bfd_coff_write_armap): ... this.
	* libbfd-in.h (bsd_write_armap): Rename to ...
	(_bfd_bsd_write_armap): ... this.
	(coff_write_armap): Rename to ...
	(_bfd_coff_write_armap): ... this.
	* aout-target.h, aout-tic30.c: Adjust all users.
	* libbfd.h: Regenerate.

2017-02-17  Pedro Alves  <palves@redhat.com>

	* bfd-in.h (bfd_read, bfd_write): Adjust to rename.
	(warn_deprecated): Rename to ...
	(_bfd_warn_deprecated): ... this.
	* libbfd.c (warn_deprecated): Rename to ...
	(_bfd_warn_deprecated): ... this.
	* bfd-in2.h: Regenerate.

2017-02-17  Pedro Alves  <palves@redhat.com>

	* bfdio.c (real_ftell): Rename to ...
	(_bfd_real_ftell): ... this.
	(real_fseek): Rename to ...
	(_bfd_real_fseek): ... this.
	(real_fopen): Rename to ...
	(_bfd_real_fopen): ... this.
	* libbfd-in.h (real_ftell): Rename to ...
	(_bfd_real_ftell): ... this.
	(real_fseek): Rename to ...
	(_bfd_real_fseek): ... this.
	(real_fopen): Rename to ...
	(_bfd_real_fopen): ... this.
	* cache.c, dwarf2.c, opncls.c: Adjust all callers.
	* libbfd.h: Regenerate.

2017-02-17  Pedro Alves  <palves@redhat.com>

	* dwarf2.c, elf-attrs.c, elf32-nds32.c: Adjust all callers.
	* libbfd.c (read_unsigned_leb128): Rename to ...
	(_bfd_read_unsigned_leb128): ... this.
	(read_signed_leb128): Rename to ...
	(_bfd_read_signed_leb128): ... this.
	(safe_read_leb128): Rename to ...
	(_bfd_safe_read_leb128): ... this.
	* libbfd-in.h (read_unsigned_leb128): Rename to ...
	(_bfd_read_unsigned_leb128): ... this.
	(read_signed_leb128): Rename to ...
	(_bfd_read_signed_leb128): ... this.
	(safe_read_leb128): Rename to ...
	(_bfd_safe_read_leb128): ... this.
	* libbfd.h: Renegerate.

2017-02-16  Andrew Burgess  <andrew.burgess@embecosm.com>

	* dwarf2.c (_bfd_dwarf2_find_nearest_line): Perform symbol lookup
	before trying to fine matching file and line information.

2017-02-16  Andrew Burgess  <andrew.burgess@embecosm.com>

	* dwarf2.c (struct dwarf2_debug): Add orig_bfd member.
	(_bfd_dwarf2_slurp_debug_info): If stashed debug information does
	not match current bfd, then reload debug information.  Record bfd
	we're loading debug info for in the stash.  If we have debug
	informatin in the cache then perform section placement before
	returning.

2017-02-16  Alan Modra  <amodra@gmail.com>

	PR 21000
	* elf-bfd.h (struct elf_backend_data): Add no_page_alias.
	* elfxx-target.h (elf_backend_no_page_alias): Define.
	(elfNN_bed): Init new field.
	* elf.c (assign_file_positions_for_load_sections): If no_page_alias
	ensure PT_LOAD segment starts on a new page.
	* elf32-hppa.c (elf_backend_no_page_alias): Define.

2017-02-16  Alan Modra  <amodra@gmail.com>

	PR 21132
	* elf32-hppa.c (allocate_plt_static): Allocate space for relocs
	if pic.

2017-02-16  Jiong Wang <jiong.wang@arm.com>

	* bfd.c (BFD_FLAGS_SAVED): Add BFD_LINKER_CREATED.
	* bfd-in2.h: Regenerated.

2017-02-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21168
	* elf32-i386.c (elf_i386_relocate_section): Allow
	"lea foo@GOT, %reg" in PIC.

2017-02-15  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/20244
	* elf32-i386.c (elf_i386_relocate_section): Properly get IFUNC
	symbol name when reporting R_386_GOT32/R_386_GOT32X relocation
	error against local IFUNC symbol without a base register for
	PIC.

2017-02-15  Maciej W. Rozycki  <macro@imgtec.com>

	* elf32-ppc.c (ppc_elf_check_relocs): Use `%H:' rather than
	`%P: %H:' with `info->callbacks->einfo'.
	(ppc_elf_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_check_relocs): Likewise.
	(ppc64_elf_edit_toc): Likewise.
	(ppc64_elf_relocate_section): Likewise.

2017-02-14  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_gc_mark_dynamic_ref): Support
	--gc-keep-exported, and test versioned field of sym rather than
	looking for @ in name.

2017-02-13  Palmer Dabbelt  <palmer@dabbelt.com>

	* elfnn-riscv.c (riscv_global_pointer_value): Change _gp to
	__global_pointer$.

2017-02-13  Nick Clifton  <nickc@redhat.com>

	PR binutils/21151
	* dwarf2.c (_bfd_dwarf2_find_nearest_line): Check for an invalid
	unit length field.

2017-02-07  Andrew Waterman  <andrew@sifive.com>

	* elfnn-riscv.c (riscv_elf_finish_dynamic_sections): Only write PLT
	entry size if PLT header is written.

2017-02-06  Sheldon Lobo  <sheldon.lobo@oracle.com>

	Fix sparc64 dynamic relocation processing to use the dynamic
        symbol count.
	* elf64-sparc.c (elf64_sparc_slurp_one_reloc_table): Use 'dynamic'
	to determine if bfd_get_symcount() or bfd_get_dynamic_symcount()
	should be used.

2017-02-03  Nick Clifton  <nickc@redhat.com>

	PR 21096
	* coffcode.h (coff_write_object_contents): Enlarge size of
	s_name_buf in order to avoid compile time warning about possible
	integer truncation.
	* elf32-nds32.c (nds32_elf_ex9_import_table): Mask off lower
	32-bits of insn value before printing into buffer.

2017-02-02  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_hash_sort_data): Add
	`max_local_dynindx'.
	(mips_elf_sort_hash_table): Handle it.
	(mips_elf_sort_hash_table_f) <GGA_NONE>: For forced local
	symbols bump up `max_local_dynindx' rather than
	`max_non_got_dynindx'.

2017-02-02  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_hash_sort_data): Convert the
	`min_got_dynindx', `max_unref_got_dynindx' and
	`max_non_got_dynindx' members to the `bfd_size_type' data type.
	(mips_elf_sort_hash_table): Adjust accordingly.

2017-02-02  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_sort_hash_table): Use `htab' throughout
	to access the hash table.

2017-02-02  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.c (mips_elf_sort_hash_table): Move assertion on
	non-NULL `htab' to the beginning.

2017-02-02  Maciej W. Rozycki  <macro@imgtec.com>

	* elflink.c (elf_gc_sweep): Wrap overlong line.

2017-01-30  Maciej W. Rozycki  <macro@imgtec.com>

	* elfxx-mips.h (_bfd_mips_elf_insn32): Rename prototype to...
	(_bfd_mips_elf_linker_flags): ... this.  Add another parameter.
	* elfxx-mips.c (mips_elf_link_hash_table): Add
	`ignore_branch_isa' member.
	(mips_elf_perform_relocation): Do not treat an ISA mode mismatch
	in branch relocation calculation as an error if
	`ignore_branch_isa' has been set.
	(_bfd_mips_elf_insn32): Rename to...
	(_bfd_mips_elf_linker_flags): ... this.  Rename the `on'
	parameter to `insn32' and add an `ignore_branch_isa' parameter.
	Handle the new parameter.

2017-01-27  Hans-Peter Nilsson  <hp@axis.com>

	* elf32-cris.c (elf_cris_finish_dynamic_symbol): Remove now unused
	local variable dynobj.

	PR ld/20995
	* elf32-cris.c (elf_cris_size_dynamic_sections): Handle sdynrelro.
	(elf_cris_adjust_dynamic_symbol): Place variables copied into the
	executable from read-only sections into sdynrelro.
	(elf_cris_finish_dynamic_symbol): Select sreldynrelro for
	dynamic relocs in sdynrelro.
	(elf_backend_want_dynrelro): Define.

2017-01-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.bfd (*-*-rtemsaout*): Mark as removed.

2017-01-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.bfd (powerpcle-*-rtems*): Do not mark as removed.
	(arm-*-rtems*): Move to (arm*-*-eabi*).
	(i[3-7]86-*-rtems*): Move to (i[3-7]86-*-elf*).
	(m68-*-rtems*): Move to (m68*-*-elf*).

2017-01-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.bfd (*-*-rtemscoff*): Mark as removed.

2017-01-24  Maciej W. Rozycki  <macro@imgtec.com>

	PR ld/20828
	* elflink.c (bfd_elf_record_link_assignment): Revert last
	change and don't ever clear `forced_local'.  Set `mark'
	unconditionally.
	(elf_gc_sweep_symbol_info, elf_gc_sweep_symbol): Reorder within
	file.
	(elf_gc_sweep): Move the call to `elf_gc_sweep_symbol'...
	(bfd_elf_size_dynamic_sections): ... here.
	* elf32-ppc.c (ppc_elf_tls_setup): Don't clear `forced_local'
	and set `mark' instead in `__tls_get_addr_opt' processing.
	* elf64-ppc.c (ppc64_elf_tls_setup): Likewise.

2017-01-24  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Merge two cases
	where dynamic relocs are preferable.  Allow ifunc too.
	(ensure_undefweak_dynamic): New function.
	(allocate_dynrelocs): Use it here.  Move plt handling last and
	don't make symbols dynamic, simplifying loop.  Only make undef
	weak symbols with GOT entries dynamic.  Correct condition
	for GOT relocs.  Handle dynamic relocs on ifuncs.  Correct
	comments.  Remove goto.
	(ppc_elf_relocate_section): Correct test for using dynamic
	symbol on GOT relocs.  Rearrange test for emitting GOT relocs
	to suit.  Set up explicit tls_index entries and implicit GOT
	tls_index entries resolvable at link time for
	__tls_get_addr_opt.  Simplify test to clear mem for prelink.
	* elf64-ppc.c (allocate_got): Correct condition for GOT relocs.
	(ensure_undefweak_dynamic): New function.
	(allocate_dynrelocs): Use it here.  Only make undef weak symbols
	with GOT entries dynamic.  Remove unnecessary test of
	WILL_CALL_FINISH_DYNAMIC_SYMBOL in PLT handling.
	(ppc64_elf_relocate_section): Correct test for using dynamic
	symbol on GOT relocs.  Rearrange test for emitting GOT relocs
	to suit.  Set up explicit tls_index entries and implicit GOT
	tls_index entries resolvable at link time for __tls_get_addr_opt.
	Simplify expression to clear mem for prelink.

2017-01-23  Yury Norov  <ynorov@caviumnetworks.com>

	* elfnn-aarch64.c: Fix relaxations for ILP32 mode.

2017-01-20  Jiong Wang <jiong.wang@arm.com>

	* elfnn-aarch64.c (elf_aarch64_hash_symbol): New function.
	(elf_backend_hash_symbol): Define.

2017-01-18  Maciej W. Rozycki  <macro@imgtec.com>

	PR ld/20828
	* elflink.c (bfd_elf_record_link_assignment): Clear any
	`forced_local' marking for DSO symbols that are not being
	provided.

2017-01-17  Kuan-Lin Chen  <kuanlinchentw@gmail.com>

	* elfnn-riscv.c (riscv_elf_object_p): New function.

2017-01-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21038
	* elf64-x86-64.c (elf_x86_64_link_hash_table): Add
	plt_bnd_eh_frame.
	(elf_x86_64_check_relocs): Create .eh_frame section for the
	.plt.bnd section.
	(elf_x86_64_size_dynamic_sections): Allocate and initialize
	.eh_frame section for the .plt.bnd section.
	(elf_x86_64_finish_dynamic_sections): Adjust .eh_frame section
	for the .plt.bnd section.

2017-01-12  Nick Clifton  <nickc@redhat.com>

	PR binutils/20876
	* opncls.c (find_separate_debug_file): Add include_dirs
	parameter.  Only include the directory part of the bfd's filename
	in search paths if include_dirs is true.  Add a couple of extra
	locations for looking for debug files.
	( bfd_follow_gnu_debuglink): Update invocation of
	find_separate_debug_file.
	(bfd_follow_gnu_debugaltlink): Likewise.
	(get_build_id): New function: Finds the build-id of the given bfd.
	(get_build_id_name): New function: Computes the name of the
	separate debug info file for a bfd, based upon its build-id.
	(check_build_id_file): New function: Checks to see if a separate
	debug info file exists at the given location, and that its
	build-id matches that of the original bfd.
	(bfd_follow_build_id_debuglink): New function: Finds a separate
	debug info file for a given bfd by using the build-id method.
	* dwarf2.c (_bfd_dwarf2_slurp_debug_info): Try using the build-id
	method of locating a separate debug info file before using the
	debuglink method.
	* bfd-in2.h: Regenerate.

2017-01-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/21038
	* elf64-x86-64.c (elf_x86_64_eh_frame_bnd_plt): New.
	(elf_x86_64_bnd_arch_bed): Use elf_x86_64_eh_frame_bnd_plt and
	elf_x86_64_eh_frame_plt_got.
	(elf_x86_64_size_dynamic_sections): Get unwind info from
	elf_x86_64_bnd_arch_bed for the BND PLT.

2017-01-11  Jeremy Soller  <jackpot51@gmail.com>

	* config.bfd: Add entries for i686-redox and x86_64-redox.

2017-01-10  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_check_relocs): Align .eh_frame section
	to 4 bytes.
	* elf64-x86-64.c (elf_x86_64_create_dynamic_sections): Align
	.eh_frame section to 4 bytes for x32.
	(elf_x86_64_check_relocs): Likewise.

2017-01-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/20830
	* elf32-i386.c (elf_i386_eh_frame_plt_got): New.
	(PLT_GOT_FDE_LENGTH): Likewise.
	(elf_i386_plt_layout): Add eh_frame_plt_got and
	eh_frame_plt_got_size.
	(elf_i386_plt): Updated.
	(elf_i386_link_hash_table): Add plt_got_eh_frame.
	(elf_i386_check_relocs): Create .eh_frame section for .plt.got.
	(elf_i386_size_dynamic_sections): Allocate and initialize
	.eh_frame section for .plt.got.
	(elf_i386_finish_dynamic_sections): Adjust .eh_frame section for
	.plt.got.
	(elf_i386_nacl_plt): Add FIXME for eh_frame_plt_got and
	eh_frame_plt_got_size.
	* elf64-x86-64.c (elf_x86_64_eh_frame_plt_got): New.
	(PLT_GOT_FDE_LENGTH): Likewise.
	(elf_x86_64_backend_data): Add eh_frame_plt_got and
	eh_frame_plt_got_size.
	(elf_x86_64_arch_bed): Updated.
	(elf_x86_64_bnd_arch_bed): Add FIXME for eh_frame_plt_got and
	eh_frame_plt_got_size.
	(elf_x86_64_nacl_arch_bed): Likewise.
	(elf_x86_64_link_hash_table): Add plt_got_eh_frame.
	(elf_x86_64_check_relocs): Create .eh_frame section for .plt.got.
	(elf_x86_64_size_dynamic_sections): Allocate and initialize
	.eh_frame section for .plt.got.
	(elf_x86_64_finish_dynamic_sections): Adjust .eh_frame section
	for .plt.got.

2017-01-10  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_size_dynamic_sections): Set
	plt_eh_frame->size to eh_frame_plt_size and use eh_frame_plt.

2017-01-09  Nick Clifton  <nickc@redhat.com>

	* dwarf2.c (lookup_address_in_function_table): Return early if
	there are no functions in the given comp unit, or if the high
	address of the last function in the comp unit is less than the
	desired address.

2017-01-09  Nick Clifton  <nickc@redhat.com>

	PR binutils/21013
	* coffgen.c (_bfd_coff_get_external_symbols): Generate an error
	message if there are too many symbols to load.

2017-01-04  James Clarke  <jrtc27@jrtc27.com>

	* elf64-alpha.c (elf64_alpha_relax_opt_call): Don't set tsec_free
	if relocs are cached.

2017-01-03  Rich Felker  <bugdal@aerifal.cx>

	PR ld/21017
	* elf32-microblaze.c (microblaze_elf_check_relocs): Add an entry
	for R_MICROBLAZE_GOTOFF_64.

2017-01-03  Nick Clifton  <nickc@redhat.com>

	* mach-o.c (bfd_mach_o_lookup_uuid_command): Fix compile time
	warning about using a possibly uninitialised variable.

2017-01-02  Alan Modra  <amodra@gmail.com>

	* elf32-hppa.c (ensure_undef_weak_dynamic): New function.
	(allocate_plt_static, allocate_dynrelocs): Use it.

2017-01-02  Alan Modra  <amodra@gmail.com>

	* elf-hppa.h (elf_hppa_fake_sections): Set SHF_INFO_LINK for
	.PARISC.unwind section.

2017-01-02  Alan Modra  <amodra@gmail.com>

	PR ld/20989
	* elfxx-sparc.c (gdop_relative_offset_ok): New function.
	(_bfd_sparc_elf_relocate_section): Use it to validate GOT
	indirect to GOT pointer relative code edit.

2017-01-02  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2016
\f
Copyright (C) 2017 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.

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