bfd/ChangeLog

2020-02-13  H.J. Lu  <hongjiu.lu@intel.com>

	* plugin.c (try_load_plugin): Make plugin_list_iter an argument
	and use it if it isn't NULL.  Remove has_plugin_p argument.  Add
	a build_list_p argument.  Don't search plugin_list.  Short circuit
	when building the plugin list.
	(has_plugin): Renamed to has_plugin_list.
	(bfd_plugin_set_plugin): Don't set has_plugin.
	(bfd_plugin_specified_p): Check plugin_list instead.
	(build_plugin_list): New function.
	(load_plugin): Call build_plugin_list and use plugin_list.

2020-02-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/25355
	* plugin.c (try_claim): Always clean up for LTO wrapper.
	(try_load_plugin): Treat each object as independent.  Create a
	copy for plugin name.

2020-02-11  Nick Clifton  <nickc@redhat.com>

	* elf32-msp430.c (msp430_final_link_relocate): Always use longs
	for addresses in print statements.
	(msp430_elf_relax_delete_bytes): Likewise.
	(msp430_elf_relax_add_words): Likewise.
	(msp430_elf_relax_section): Likewise.

2020-02-11  H.J. Lu  <hongjiu.lu@intel.com>

	* plugin.c (add_symbols): Clear plugin_data memory.

2020-02-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/25355
	* configure.ac (HAVE_EXECUTABLE_SUFFIX): New AC_DEFINE.
	(EXECUTABLE_SUFFIX): Likewise.
	* config.in: Regenerated.
	* configure: Likewise.
	* plugin.c (bfd_plugin_close_and_cleanup): Removed.
	(plugin_list_entry): Add all_symbols_read, cleanup_handler,
	gcc, lto_wrapper, resolution_file, resolution_option, gcc_env,
	real_bfd, real_nsyms, real_syms, lto_nsyms and lto_syms.
	(get_lto_wrapper): New.
	(setup_lto_wrapper_env): Likewise.
	(current_plugin): Likewise.
	(register_all_symbols_read): Likewise.
	(register_cleanup): Likewise.
	(get_symbols): Likewise.
	(add_input_file): Likewise.
	(bfd_plugin_close_and_cleanup): Likewise.
	(claim_file): Removed.
	(register_claim_file): Set current_plugin->claim_file.
	(add_symbols): Make a copy of LTO symbols.  Set lto_nsyms and
	lto_syms in current_plugin.
	(try_claim): Use current_plugin->claim_file.  Call LTO plugin
	all_symbols_read handler.  Copy real symbols to plugin_data.
	Call LTO plugin cleanup handler.  Clean up for LTO wrapper.
	(try_load_plugin): Don't reuse the previous plugin for LTO
	wrapper.  Set up GCC LTO wrapper if possible.  Don't set
	plugin_list_iter->claim_file.
	(bfd_plugin_canonicalize_symtab): Use real LTO symbols if
	possible.
	* plugin.h (plugin_data_struct): Add real_bfd, real_nsyms and
	real_syms.

2020-02-10  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

	* elf32-msp430.c (msp430_elf_relax_section): Before relaxing a branch,
	check if previous instruction matches a conditional jump inserted
	earlier. Invert conditional jump and delete branch in this case.

2020-02-10  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

	* elf32-msp430.c (msp430_elf_relax_add_two_words): Rename to
	msp430_elf_relax_add_words. Support insertion of either one or two
	words.
	(msp430_elf_relax_section): Catch opcode of 0x3c00 when relocation
	needs to be grown. Handle insertion of branch instruction to replace
	jump.

2020-02-10  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

	* elf32-msp430.c (msp430_final_link_relocate): Add printf statements for
	debugging relocations.
	(msp430_elf_relax_delete_bytes): Likewise.
	(msp430_elf_relax_add_two_words): Likewise.
	(msp430_elf_relax_section): Likewise.

2020-02-10  Alan Modra  <amodra@gmail.com>

	* archures.c: Wrap overlong z80 comments.
	* bfd-in2.h: Regenerate.

2020-02-07  Sergey Belyashov  <sergey.belyashov@gmail.com>

	PR 25469
	* archures.c: Add GBZ80 and Z80N machine values.
	* reloc.c: Add BFD_RELOC_Z80_16_BE.
	* coff-z80.c: Add support for new reloc.
	* coffcode.h: Add support for new machine values.
	* cpu-z80.c: Add support for new machine names.
	* elf32-z80.c: Add support for new reloc.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.

2020-02-07  Nick Clifton  <nickc@redhat.com>

	PR 23932
	* elf.c (rewrite_elf_program_header): Do not complain if no
	sections are mapped to a segment.

2020-02-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/25490
	* elflink.c (_bfd_elf_gc_mark_extra_sections): Issue an error
	for garbage collection on __patchable_function_entries section
	without linked-to section.

2020-02-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/25381
	* bfd-in2.h: Regenerated.
	* elflink.c (_bfd_elf_gc_mark_extra_sections): Call mark_hook
	on section if gc_mark of any of its linked-to sections is set
	and don't set gc_mark again.
	* section.c (asection): Add linked_to_symbol_name to map_head
	union.

2020-02-06  Maciej W. Rozycki  <macro@wdc.com>

	* elf32-v850.c (v850_elf_relax_section): Fix the index used for
	reporting an unrecognized instruction with R_V850_LONGJUMP.

2020-02-05  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc_stub_plt_branch): Match comment with reality.

2020-02-04  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (ppc_elf_relocate_section): After applying
	R_PPC_VLE_ADDR20, goto copy_reloc.

2020-02-02  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd-in2.h: Regenerated.
	* section.c (SEC_ASSEMBLER_SECTION_ID): Fix a typo in comments.

2020-02-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/25380
	* bfd-in2.h: Regenerated.
	* ecoff.c (bfd_debug_section): Add section_id.
	* section.c (bfd_section): Add section_id.
	(SEC_ASSEMBLER_SECTION_ID): New.
	(BFD_FAKE_SECTION): Add section_id.

2020-02-01  Nick Clifton  <nickc@redhat.com>

	* config.bfd: Move the c30-aout and tic30-aout targets onto the
	obsolete list.

2020-01-31  Sandra Loosemore  <sandra@codesourcery.com>

	* elf-eh-frame.c (_bfd_elf_write_section_eh_frame): DW_EH_PE_datarel
	encodings are relative to the GOT on nios2, too.

2020-01-31  Alan Modra  <amodra@gmail.com>

	* Makefile.am (elf32-target.h, elf64-target.h): Don't use a temp
	file.  Use $< and $@ in rules.
	(elf32-aarch64.c, elf64-aarch64.c): Likewise.
	(elf32-ia64.c, elf64-ia64.c): Likewise.
	(elf32-riscv.c, elf64-riscv.c): Likewise.
	(peigen.c, pepigen.c, pex64igen.c): Likewise.
	(elf32-aarch64.c, elf64-aarch64.c): Don't emit $srcdir on #line.
	(elf32-riscv.c, elf64-riscv.c): Likewise, and use $(SED).
	(elf32-ia64.c, elf64-ia64.c): Do emit #line.
	(peigen.c, pepigen.c, pex64igen.c): Likewise.
	* Makefile.in: Regenerate.

2020-01-31  Alan Modra  <amodra@gmail.com>

	PR 4110
	* elf.c (setup_group): Don't clear entire section contents,
	just the padding after group flags.  Release alloc'd memory
	after a seek or read failure.

2020-01-16  Jon Turney  <jon.turney@dronecode.org.uk>

	* peXXigen.c (pe_is_repro): New function.
	(_bfd_XX_print_private_bfd_data_common): Note timestamp is
	actually a build hash if PE_IMAGE_DEBUG_TYPE_REPRO is present.

2020-01-16  Jon Turney  <jon.turney@dronecode.org.uk>

	* peXXigen.c (debug_type_names): Add names for new debug data type
	values.

2020-01-16  Jon Turney  <jon.turney@dronecode.org.uk>

	* peXXigen.c (pe_print_debugdata): Fix the iteration variable for
	inner loop.  Fix a memory leak.

2020-01-30  Alan Modra  <amodra@gmail.com>

	* coffgen.c (coff_real_object_p): Don't clear obj_coff_keep_syms
	or obj_coff_keep_strings here.
	(coff_get_normalized_symtab): Free external syms directly.
	* xcofflink.c (xcoff_link_input_bfd): Restore obj_coff_keep_syms
	on error exit path.

2020-01-27  Jim Wilson  <jimw@sifive.com>

	* cpu-riscv.c (riscv_scan): New.
	(N): Change bfd_default_scan to riscv_scan.

2020-01-27  Andreas Schwab  <schwab@suse.de>

	* Makefile.am (ALL_MACHINES): Remove cpu-plugin.lo.
	(ALL_MACHINES_CFILES): Remove cpu-plugin.c.
	* Makefile.in: Regenerate.
	* cpu-plugin.c: Remove.
	* archures.c (enum bfd_architecture): Remove bfd_arch_plugin.
	(bfd_plugin_arch): Remove declaration.
	* bfd-in2.h: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.

2020-01-27  H.J. Lu  <hongjiu.lu@intel.com>
	    Alan Modra  <amodra@gmail.com>

	PR ld/25458
	* elflink.c (_bfd_elf_gc_mark_rsec): Mark all weak aliases.

2020-01-24  Jim Wilson  <jimw@sifive.com>

	* elfxx-riscv.c (riscv_get_prefix_class): Format s case like others.
	(riscv_parse_prefixed_ext): Fix s extension comment and reword to
	avoid over long line.

2020-01-24  Nick Clifton  <nickc@redhat.com>

	PR 25447
	* coffgen.c (_bfd_coff_close_and_cleanup): Do not clear the keep
	syms and keep strings flags as these may have been set in order to
	prevent a bogus call to free.

2020-01-23  Nick Clifton  <nickc@redhat.com>

	* po/fr.po: Updated French translation.

2020-01-23  Alan Modra  <amodra@gmail.com>

	PR 25444
	* elf.c (assign_file_positions_for_load_sections): Avoid divide
	by zero when p_align is zero.

2020-01-22  Maxim Blinov  <maxim.blinov@embecosm.com>

	* bfd/elfnn-riscv.c (riscv_skip_prefix): New.
	(riscv_prefix_cmp): Likewise.
	(riscv_non_std_ext_p): Deleted.
	(riscv_std_sv_ext_p): Likewise.
	(riscv_non_std_sv_ext_p): Likewise.
	(riscv_merge_non_std_and_sv_ext): Rename to...
	(riscv_merge_multi_letter_ext): and modified to use riscv_prefix_cmp.
	(riscv_merge_arch_attr_info): Replace 3 calls to
	riscv_merge_non_std_and_sv_ext with single call to
	riscv_merge_multi_letter_ext.
	* bfd/elfxx-riscv.c (riscv_parse_std_ext): Break if we
	encounter a 'z' prefix.
	(riscv_get_prefix_class): New function, return prefix class based
	on first few characters of input string.
	(riscv_parse_config): New structure to factor out minor differences
	in extension class parsing behaviour.
	(riscv_parse_sv_or_non_std_ext): Rename to...
	(riscv_parse_prefixed_ext): and parameterise with
	riscv_parse_config.
	(riscv_std_z_ext_strtab, riscv_std_s_ext_strtab): New.
	(riscv_multi_letter_ext_valid_p): New.
	(riscv_ext_x_valid_p, riscv_ext_z_valid_p, riscv_ext_s_valid_p): New.
	(riscv_parse_subset): Delegate all non-single-letter parsing work
	to riscv_parse_prefixed_ext.
	* bfd/elfxx-riscv.h (riscv_isa_ext_class): New type.
	(riscv_get_prefix_class): Declare.

2020-01-22  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (struct ppc_link_hash_table): Add tga_group.
	(ppc64_elf_archive_symbol_lookup): Extract __tls_get_addr_opt for
	__tls_get_addr_desc.
	(ppc64_elf_size_stubs): Add section for linker generated
	__tls_get_addr_desc wrapper function.  Loop at least once if
	generating this function.
	(emit_tga_desc, emit_tga_desc_eh_frame): New functions.
	(ppc64_elf_build_stubs): Generate __tls_get_addr_desc.

2020-01-22  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.h (struct ppc64_elf_params): Add no_tls_get_addr_regsave.
	* elf64-ppc.c (struct ppc_link_hash_table): Add tga_desc and
	tga_desc_fd.
	(is_tls_get_addr): Match tga_desc and tga_desc_df too.
	(STDU_R1_0R1, ADDI_R1_R1): Define.
	(tls_get_addr_prologue, tls_get_addr_epilogue): New functions.
	(ppc64_elf_tls_setup): Set up tga_desc and tga_desc_fd.  Indirect
	tga_desc_fd to opt_fd, and tga_desc to opt.  Set
	no_tls_get_addr_regsave.
	(branch_reloc_hash_match): Add hash3 and hash4.
	(ppc64_elf_tls_optimize): Handle tga_desc_fd and tga_desc too.
	(ppc64_elf_size_dynamic_sections): Likewise.
	(ppc64_elf_relocate_section): Likewise.
	(plt_stub_size, build_plt_stub): Likewise.  Size regsave
	__tls_get_addr stub.
	(build_tls_get_addr_stub): Build regsave __tls_get_addr stub and
	eh_frame.
	(ppc_size_one_stub): Handle tga_desc_fd and tga_desc too.  Size
	eh_frame for regsave __tls_get_addr.

2020-01-22  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_size_stubs): Correct condition under
	which __tls_get_addr calls will be eliminated.

2020-01-20  Nick Clifton  <nickc@redhat.com>

	* po/pt.po: Updates Portuguese translation.
	* po/ru.po: Updated Russian translation.
	* po/uk.po: Updated Ukranian translation.

2020-01-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/25416
	* elf64-x86-64.c (elf_x86_64_check_tls_transition): Support
	"rex leal x@tlsdesc(%rip), %reg" and "call *x@tlsdesc(%eax)" in
	X32 mode.
	(elf_x86_64_relocate_section): In x32 mode, for GDesc -> LE
	transition, relax "rex leal x@tlsdesc(%rip), %reg" to
	"rex movl $x@tpoff, %reg", for GDesc -> IE transition, relax
	"rex leal x@tlsdesc(%rip), %reg" to
	"rex movl x@gottpoff(%rip), %eax".  For both transitions, relax
	"call *(%eax)" to "nopl (%rax)".

2020-01-20  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (LD_R11_0R3, CMPDI_R11_0, STD_R11_0R1, LD_R11_0R1),
	(MTLR_R11): Don't define.
	(LD_R0_0R3, CMPDI_R0_0): Define.
	(build_tls_get_addr_stub): Don't use r11 in stub.

2020-01-20  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc_elf_hash_entry): New function, use throughout file.
	(defined_sym_val, is_tls_get_addr): Likewise.

2020-01-18  Nick Clifton  <nickc@redhat.com>

	* version.m4 (BFD_VERSION): Set to 2.34.50.
	* configure: Regenerate.
	* po/bfd.pot: Regenerate.

2020-01-18  Nick Clifton  <nickc@redhat.com>

	Binutils 2.34 branch created.

2020-01-17  Christian Biesinger  <cbiesinger@google.com>

	* coff-arm.c: Fix spelling error (seperate).
	* elfxx-riscv.c (riscv_parse_sv_or_non_std_ext): Fix spelling
	error (seperate).
	* sysdep.h (strnlen): Fix spelling error (seperate).

2020-01-15  Lars Brinkhoff  <lars@nocrew.org>

	PR 20694
	* pdp11.c (TARGET_PAGE_SIZE): Set to 8192.

2020-01-15  Alan Modra  <amodra@gmail.com>

	PR 25384
	* elf64-ppc.c (ELIMINATE_COPY_RELOCS): Update comment.
	(ppc64_elf_adjust_dynamic_symbol): Don't allow .dynbss copies
	of function symbols unless dot symbols are present.  Do warn
	whenever one is created, regardles of whether a PLT entry is
	also emitted for the function symbol.

2020-01-14  Alan Modra  <amodra@gmail.com>

	* som.c (som_bfd_count_ar_symbols): Error when file position
	of symbols on chains is not strictly increasing.

2020-01-14  Alan Modra  <amodra@gmail.com>

	* vms.h (VMS_DEBUG): Define as 0.
	* vms-alpha.c (image_write): Move debug output after bounds check.
	Tidy bounds check.
	(_bfd_vms_slurp_eihd): Warning fix.
	(_bfd_vms_slurp_etir): Init variables to avoid bogus warnings.

2020-01-13  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (_bfd_vms_slurp_egsd): Ensure minimum size even
	for "ignored" records.

2020-01-13  Alan Modra  <amodra@gmail.com>

	* wasm-module.c (wasm_scan_name_function_section): Formatting.
	Delete asect name check.  Move asect NULL check to wasm_object_p.
	Correct bounds check of sizes against end.  Replace uses of
	bfd_zalloc with bfd_alloc, zeroing only necessary bytes.  Use
	just one bfd_release.
	(wasm_scan): Don't use malloc/strdup for section names,
	bfd_alloc instead.  Simplify code prefixing section name.
	Formatting.  Don't attempt to free memory here..
	(wasm_object_p): ..do so here.

2020-01-10  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	PR ld/22269
	* elf32-arm.c (elf32_arm_final_link_relocate): Use
	UNDEFWEAK_NO_DYNAMIC_RELOC.
	(allocate_dynrelocs_for_symbol): Likewise.

2020-01-10  Tamar Christina  <tamar.christina@arm.com>

	PR 25210
	* elfnn-aarch64.c (_bfd_aarch64_create_stub_section): Remove elfclass.

2020-01-10  Alan Modra  <amodra@gmail.com>

	* coff-alpha.c (alpha_ecoff_object_p): Calculate size in bfd_size_type.

2020-01-09  Nick Clifton  <nickc@redhat.com>

	PR 25221
	* bfd.c (bfd_convert_section_contents): Check for a compress
	header size that is larger than the actual section size.

2020-01-08  Alan Modra  <amodra@gmail.com>

	PR 25351
	* elflink.c (bfd_elf_final_link): Call _bfd_fix_excluded_sec_syms
	after removing sections.

2020-01-06  Jim Wilson  <jimw@sifive.com>

	PR 25205
	* elfnn-riscv.c (riscv_elf_relocate_section) <R_RISCV_CALL>: Add
	check for !bfd_link_pic (info).
	<R_RISCV_CALL_PLT>: Move next to R_RISCV_CALL.
	<R_RISCV_JAL>: Add comment.
	(_bfd_riscv_relax_section): For plt.offset check, add check for
	bfd_link_pic (info).  Add comment.

2020-01-06  Alan Modra  <amodra@gmail.com>

	* format.c (bfd_check_format_matches): Ignore bfd_error on target
	match failures.  Don't init to bfd_error_wrong_format before
	calling _bfd_check_format.

2020-01-06  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (_bfd_vms_push, _bfd_vms_pop): Return pass/fail
	status rather than exiting on stack overflow or underflow.
	(_bfd_vms_slurp_etir): Adjust to suit.

2020-01-06  Alan Modra  <amodra@gmail.com>

	* som.c (som_bfd_fill_in_ar_symbols): Bounds check som_dict index.

2020-01-06  Alan Modra  <amodra@gmail.com>

	* mach-o.c (bfd_mach_o_read_dylinker): Don't read past end of
	command.  Check name offset is within command.
	(bfd_mach_o_read_dylib, bfd_mach_o_read_prebound_dylib),
	(bfd_mach_o_read_prebind_cksum, bfd_mach_o_read_twolevel_hints),
	(bfd_mach_o_read_fvmlib, bfd_mach_o_read_dysymtab),
	(bfd_mach_o_read_symtab, bfd_mach_o_read_uuid),
	(bfd_mach_o_read_linkedit, bfd_mach_o_read_str),
	(bfd_mach_o_read_dyld_info, bfd_mach_o_read_version_min),
	(bfd_mach_o_read_encryption_info, bfd_mach_o_read_source_version),
	(bfd_mach_o_read_encryption_info_64, bfd_mach_o_read_main),
	(bfd_mach_o_read_note, bfd_mach_o_read_build_version),
	(bfd_mach_o_read_segment): Similarly.
	(bfd_mach_o_read_thread): Properly bound check thread struct.
	Don't repeat checks on second loop.
	(bfd_mach_o_read_command): Fail on invalid command length.

2020-01-04  Alan Modra  <amodra@gmail.com>

	* format.c (bfd_check_format_matches): Add preserve_match.
	Save initial bfd state in "preserve", matched bfd state in
	"preserve_match".  Save just the first match.  Release
	bfd_alloc memory.  Restore and finish preserved state as
	appropriate on all function exit paths.

2020-01-04  Alan Modra  <amodra@gmail.com>

	* mmo.c (mmo_mkobject): Allocate tdata with bfd_zalloc.

2020-01-04  Alan Modra  <amodra@gmail.com>

	* coffgen.c (coff_real_object_p): Free malloc'd memory on target
	match too.

2020-01-03  Nick Clifton  <nickc@redhat.com>

	PR 25307
	(bfd_pef_parse_function_stubs): Correct the test that ensures that
	there is enough data remaining in the code buffer before
	attempting to read a function stub.

2020-01-03  Nick Clifton  <nickc@redhat.com>

	PR 25308
	* elf-properties.c (_bfd_elf_convert_gnu_properties): Check the
	return value from bfd_malloc.
	* elf32-arm.c (bfd_elf32_arm_vfp11_fix_veneer_locations): Likewise.
	(bfd_elf32_arm_stm32l4xx_fix_veneer_locations): Likewise.
	(elf32_arm_filter_cmse_symbols): Likewise.
	(elf32_arm_write_section): Likewise.
	* mach-o.c (bfd_mach_o_core_fetch_environment): Likewise.
	(bfd_mach_o_follow_dsym): Likewise.
	* pef.c (bfd_pef_print_loader_section): Likewise.
	(bfd_pef_scan_start_address): Likewise.
	(bfd_pef_parse_function_stubs): Likewise.
	(bfd_pef_parse_symbols): Likewise.

2020-01-03  Sergei Trofimovich  <siarheit@google.com>

        * elfnn-ia64.c (elfNN_ia64_merge_private_bfd_data): don't fail
        on binary inputs ld/PR25316.
        (is_ia64_elf): new helper to filter on ia64 objects.

2020-01-03  Jan Beulich  <jbeulich@suse.com>

	* mach-o.c (cpusubtype, bfd_mach_o_header_p): Insert underscore
	in parameter names.
	(bfd_mach_o_scan): Insert underscore in two variable names.

2020-01-02  Sergey Belyashov  <sergey.belyashov@gmail.com>

	* Makefile.am: Add z80-elf target support.
	* configure.ac: Likewise.
	* targets.c: Likewise.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* config.bfd: Add z80-elf target support and new arches: ez80 and
	z180.
	* elf32-z80.c: New file.
	* archures.c: Add new z80 architectures: eZ80 and Z180.
	* coffcode.h: Likewise.
	* cpu-z80.c: Likewise.
	* coff-z80.c: Add new relocations for Z80 target and local label
	check.
	* reloc.c: Add new relocs.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.

2020-01-02  Tamar Christina  <tamar.christina@arm.com>

	PR 25210
	PR 24753
	* elfnn-aarch64.c (_bfd_aarch64_create_stub_section): Set ELF class.

2020-01-01  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2019

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