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

2020-03-20  Alan Modra  <amodra@gmail.com>

	* coff-rs6000.c (_bfd_xcoff_slurp_armap): Ensure size is large
	enough to read number of symbols.

2020-03-20  Alan Modra  <amodra@gmail.com>

	* elf.c (_bfd_elf_setup_sections): Don't test known non-NULL
	backend functions for NULL before calling.
	(copy_special_section_fields, _bfd_elf_copy_private_bfd_data),
	(bfd_section_from_shdr, assign_section_numbers): Likewise.
	* elfcode.h (elf_write_relocs, elf_slurp_reloc_table): Likewise.
	* elfnn-ia64.c (ignore_errors): New function.
	(elf_backend_link_order_error_handler): Redefine as ignore_errors.

2020-03-19  Nick Clifton  <nickc@redhat.com>

	PR 25676
	* dwarf2.c (struct varinfo): Add unit_offset field to record the
	location of the varinfo in the unit's debug info data.  Change the
	type of the stack field to a boolean.
	(lookup_var_by_offset): New function.  Returns the varinfo
	structure for the variable described at the given offset in the
	unit's debug info.
	(scan_unit_for_symbols): Add support for variables which have the
	DW_AT_specification attribute.

2020-03-19  Nick Clifton  <nickc@redhat.com>

	PR 25699
	* elf.c (bfd_elf_set_group_contents): Replace assertion with an
	error return.

2020-03-19  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* elfxx-riscv.c (riscv_parse_subset): Don't use C99.

2020-03-18  Nick Clifton  <nickc@redhat.com>

	PR 25673
	* elf.c (_bfd_elf_write_secondary_reloc_section): Fix illegal
	memory access when processing a corrupt secondary reloc section.

2020-03-18  Christophe Lyon  <christophe.lyon@linaro.org>

	* elf32-arm.c (arm_build_one_stub): Emit a fatal error message
	instead of calling abort.
	* elf32-csky.c (csky_build_one_stub): Likewise.
	* elf32-hppa.c (hppa_build_one_stub): Likewise.
	* elf32-m68hc11.c (m68hc11_elf_build_one_stub): Likewise.
	* elf32-m68hc12.c (m68hc12_elf_build_one_stub): Likewise.
	* elf32-metag.c (metag_build_one_stub): Likewise.
	* elf32-nios2.c (nios2_build_one_stub): Likewise.
	* elf64-ppc.c (ppc_build_one_stub): Likewise.
	(ppc_size_one_stub): Likewise.
	* elfnn-aarch64.c (aarch64_build_one_stub): Likewise.

2020-03-17  Nick Clifton  <nickc@redhat.com>

	PR 25688
	* elf.c (_bfd_elf_copy_special_section_fields): Replace assertions
	with error messages.

2020-03-17  Nick Clifton  <nickc@redhat.com>

	PR 25687
	* elf.c (_bfd_elf_slurp_secondary_reloc_section): Remove redundant
	free.  Add free on another failure path.

2020-03-16  Alan Modra  <amodra@gmail.com>

	PR 25675
	* elf.c (elf_sort_segments): Don't call bfd_octets_per_byte unless
	we have a non-zero section count.  Do lma comparison in octets.

2020-03-16  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (dst_restore_location): Validate index into
	dst_ptr_offsets array before accessing.  Return status.
	(dst_retrieve_location): Similarly, making "loc" parameter a
	pointer to return value.
	(_bfd_vms_slurp_etir): Update calls to above functions.

2020-03-14  Kamil Rytarowski  <n54@gmx.com>

	* configure.ac: Include netbsd-core.lo for all NetBSD arm and mips
	targets.
	* configure: Regenerated.

2020-03-14  Alan Modra  <amodra@gmail.com>

	* section.c (BFD_FAKE_SECTIONS): Formatting.
	* bfd-in2.h: Regenerate.

2020-03-13  Kamil Rytarowski  <n54@gmx.com>

	* elf.c (elfcore_grok_netbsd_note): Add support for
	NT_NETBSDCORE_LWPSTATUS notes.

2020-03-13  Christophe Lyon  <christophe.lyon@linaro.org>

	* bfd-in2.h: Regenerate.
	* section.c (asection): Add already_assigned field.
	(BFD_FAKE_SECTION): Add default initializer for it.
	* ecoff.c (bfd_debug_section): Initialize already_assigned field.
	* elf32-arm.c (arm_build_one_stub): Add support for
	non_contiguous_regions.
	* elf32-csky.c (csky_build_one_stub): Likewise.
	* elf32-hppa.c (hppa_build_one_stub): Likewise.
	* elf32-m68hc11.c (m68hc11_elf_build_one_stub): Likewise.
	* elf32-m68hc12.c (m68hc12_elf_build_one_stub): Likewise.
	* elf32-metag.c (metag_build_one_stub): Likewise.
	* elf32-nios2.c (nios2_build_one_stub): Likewise.
	* elf64-ppc.c (ppc_build_one_stub): Likewise.
	(ppc_size_one_stub): Likewise.
	* elfnn-aarch64.c (aarch64_build_one_stub): Likewise.
	* elflink.c (elf_link_input_bfd): Likewise.

2020-03-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/24920
	* elf-linker-x86.h (elf_linker_x86_params): Add
	static_before_all_inputs and has_dynamic_linker.
	* elfxx-x86.c (_bfd_x86_elf_link_setup_gnu_properties): Report
	dynamic input objects if -static is passed at command-line
	before all input files without --dynamic-linker unless
	--no-dynamic-linker is used.

2020-03-13  Kamil Rytarowski  <n54@gmx.com>

	* elf.c (elfcore_grok_netbsd_note): Add support for aarch64.

2020-03-13  Christian Eggers  <ceggers@gmx.de>

	* bfd.c (bfd_record_phdr): New local "opb".  Fix assignment of
	"p_paddr" from "at".
	* elfcode.h (bfd_from_remote_memory): Add units to several
	parameters.  New local "opb".  Fix usage of p_align.  Fix
	calculation of "localbase" from "ehdr_vma" and "p_vaddr".  Fix
	call of target_read_memory.
	* elflink.c (elf_fixup_link_order): Fix scope of "s" local.  Fix
	calculation of "offset" and "output_offset".
	(bfd_elf_final_link): New local "opb".  Fix calculation of "size"
	from "offset" and fix calculation of "end" from "vma+size".  Fix
	comparison between "sh_addr" and "vma"/"output_offset".
	(bfd_elf_discard_info): Fix calculation of "eh_alignment".
	* elf-bfd.h (struct elf_link_hash_table): Add unit to tls_size
	member.
	* elf.c (_bfd_elf_map_sections_to_segments): Add unit (bytes/
	octets) to "wrap_to2 and "phdr_size" locals.  Fix calculation of
	"wrap_to" value.  Add unit (bytes) to phdr_lma variable.  Fix
	assignment of p_paddr from phdr_lma.  Fix comparison between
	"lma+size" and "next->lma".
	(elf_sort_segments): Fix assignment from p_paddr to lma.
	(assign_file_positions_for_load_sections): Add unit (bytes) to
	local "align".  Fix calculation of local "off_adjust".  Fix
	calculation of local "filehdr_vaddr".
	(assign_file_positions_for_non_load_sections): New local "opb".
	Fix calculation of "end" from "p_size". Fix comparison between
	"vma+SECTION_SIZE" and "start".  Fix calculation of "p_memsz"
	from "end" and "p_vaddr".
	(rewrite_elf_program_header): Fix comparison between p_vaddr and
	vma.  Fix assignment to p_paddr from lma.  Fix comparison between
	p_paddr and lma.  Fix assignment to p_paddr from lma.
	* merge.c (sec_merge_emit): New local "opb". Convert
	"alignment_power" to octets.
	(_bfd_add_merge_section): New locals "alignment_power" and
	"opb".  Fix comparison between "alignment_power" and
	"sizeof(align)".
	(_bfd_merge_sections): New local "opb".  Divide size by opb
	before checking align mask.

2020-03-13  Christian Eggers  <ceggers@gmx.de>

	* elf.c (_bfd_elf_make_section_from_shdr): Introduce new temp
	opb.  Divide Elf_Internal_Shdr::sh_addr by opb when setting
	section LMA/VMA.
	(_bfd_elf_make_section_from_phdr): Similarly.
	(elf_fake_sections): Fix calculation of
	Elf_Internal_shdr::sh_addr from section VMA.
	(_bfd_elf_map_sections_to_segments): Fix mixup between octets
	and bytes.
	(assign_file_positions_for_load_sections): Fix calculations of
	Elf_Internal_shdr::p_vaddr and p_paddr from section LMA/VMA.  Fix
	comparison between program header address and section LMA.
	(assign_file_positions_for_non_load_sections): Likewise.
	(rewrite_elf_program_header): Likewise.  Introduce new temp opb.
	(IS_CONTAINED_BY_VMA): Add parameter opb.
	(IS_CONTAINED_BY_LMA,IS_SECTION_IN_INPUT_SEGMENT,
	INCLUDE_SECTION_IN_SEGMENT): Likewise.
	(copy_elf_program_header): Update call to ELF_SECTION_IN_SEGMENT.
	Fix calculations of p_addr_valid and p_vaddr_offset.
	* elflink.c (elf_link_add_object_symbols): Multiply section VMA
	with octets per byte when comparing against p_vaddr.

2020-03-11  Alan Modra  <amodra@gmail.com>

	* som.c (setup_sections): Sanity check subspace.name.

2020-03-11  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_inline_plt): Do increment rel in for loop.

2020-03-10  Alan Modra  <amodra@gmail.com>

	PR 25648
	* ihex.c (ihex_write_object_contents): Don't assume ordering of
	addresses here.

2020-03-09  Alan Modra  <amodra@gmail.com>

	* wasm-module.c (wasm_scan): Sanity check file name length
	before allocating memory.  Move common section setup code.  Do
	without bfd_tell to calculate section size.

2020-03-06  Nick Clifton  <nickc@redhat.com>

	* elf.c (_bfd_elf_set_section_contents): Replace call to abort
	with error messages and failure return values.

2020-03-05  Max Filippov  <jcmvbkbc@gmail.com>

	* elf32-xtensa.c (shrink_dynamic_reloc_sections): Shrink dynamic
	relocation sections for any removed reference to a dynamic symbol.

2020-03-05  Nick Clifton  <nickc@redhat.com>

	* elf-bfd.h (struct elf_backend_data): Add new fields:
	init_secondary_reloc_section, slurp_secondary_reloc_section,
	write_secondary_reloc_section.
	(_bfd_elf_init_secondary_reloc_section): Prototype.
	(_bfd_elf_slurp_secondary_reloc_section): Prototype.
	(_bfd_elf_write_secondary_reloc_section): Prototype.
	* elf.c ( bfd_section_from_shdr): Invoke the new
	init_secondary_reloc_section backend function, if defined, when a
	second reloc section is encountered.
	(swap_out_syms): Invoke the new symbol_section_index function, if
	defined, when computing the section index of an OS/PROC specific
	symbol.
	(_bfd_elf_init_secondary_reloc_section): New function.
	(_bfd_elf_slurp_secondary_reloc_section): New function.
	(_bfd_elf_write_secondary_reloc_section): New function.
	(_bfd_elf_copy_special_section_fields): New function.
	* elfcode.h (elf_write_relocs): Invoke the new
	write_secondary_relocs function, if defined, in order to emit
	secondary relocs.
	(elf_slurp_reloc_table): Invoke the new slurp_secondary_relocs
	function, if defined, in order to read in secondary relocs.
	* elfxx-target.h (elf_backend_copy_special_section_fields):
	Provide a non-NULL default definition.
	(elf_backend_init_secondary_reloc_section): Likewise.
	(elf_backend_slurp_secondary_reloc_section): Likewise.
	(elf_backend_write_secondary_reloc_section): Likewise.
	(struct elf_backend_data elfNN_bed): Add initialisers for the new
	fields.
        * configure.ac (score_elf32_[bl]e_vec): Add elf64.lo
        * configure: Regenerate.

2020-03-05  Alan Modra  <amodra@gmail.com>

	* archive64.c (_bfd_archive_64_bit_slurp_armap): Check parsed_size
	against file size before allocating memory.  Use bfd_alloc rather
	than bfd_zalloc for carsym/strings memory.

2020-03-04  Alan Modra  <amodra@gmail.com>

	* elf.c (elf_fake_sections): Ensure sh_addralign is such that
	sh_addr mod sh_addalign is zero.

2020-03-04  Alan Modra  <amodra@gmail.com>

	* format.c (bfd_check_format_matches): Call cleanup on error exit.

2020-03-03  Alan Modra  <amodra@gmail.com>

	* format.c (struct bfd_preserve): Add cleanup field.
	(bfd_preserve_save): Add cleanup param and save.
	(bfd_preserve_restore): Return cleanup.
	(bfd_preserve_finish): Call the cleanup for the discarded match.
	(bfd_check_format_matches): Pass cleanup to bfd_preserve_save,
	and clear when preserving a match.  Restore cleanup too when
	restoring that match.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* cisco-core.c (cisco_core_file_p): Return bfd_cleanup.
	* hpux-core.c (hpux_core_core_file_p): Update prototype.
	* sco5-core.c (sco5_core_file_p): Return bfd_cleanup.
	(core_sco5_vec): Correct initialisers.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* aix386-core.c (aix386_core_file_p): Return bfd_cleanup.
	* aix5ppc-core.c (xcoff64_core_p): Likewise.
	* cisco-core.c (cisco_core_file_validate): Likewise.
	* hppabsd-core.c (hppabsd_core_core_file_p): Likewise.
	* hpux-core.c (hpux_core_core_file_p): Likewise.
	* irix-core.c (irix_core_core_file_p): Likewise.
	* lynx-core.c (lynx_core_file_p): Likewise.
	* netbsd-core.c (netbsd_core_file_p): Likewise.
	* osf-core.c (osf_core_core_file_p): Likewise.
	* ptrace-core.c (ptrace_unix_core_file_p): Likewise.
	* sco5-core.c (sco5_core_file_p): Likewise.

2020-03-02  H.J. Lu  <hongjiu.lu@intel.com>

	* trad-core.c (trad_unix_core_file_p): Return bfd_cleanup.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* targets.c (bfd_cleanup): New typedef.
	(struct bfd <_bfd_check_format>): Return a bfd_cleanup.
	* libbfd-in.h (_bfd_no_cleanup): Define.
	* format.c (bfd_reinit): Add cleanup parameter, call it.
	(bfd_check_format_matches): Set cleanup from _bfd_check_format
	call and pass to bfd_reinit.  Delete temp, use abfd->xvec instead.
	* aout-target.h (callback, object_p): Return bfd_cleanup.
	* aout-tic30.c (tic30_aout_callback, tic30_aout_object_p): Likewise.
	* archive.c (bfd_generic_archive_p): Likewise.
	* binary.c (binary_object_p): Likewise.
	* coff-alpha.c (alpha_ecoff_object_p): Likewise.
	* coff-ia64.c (ia64coff_object_p): Likewise.
	* coff-rs6000.c (_bfd_xcoff_archive_p, rs6000coff_core_p): Likewise.
	* coff-sh.c (coff_small_object_p): Likewise.
	* coff-stgo32.c (go32_check_format): Likewise.
	* coff64-rs6000.c (xcoff64_archive_p, rs6000coff_core_p),
	(xcoff64_core_p): Likewise.
	* coffgen.c (coff_real_object_p, coff_object_p): Likewise.
	* elf-bfd.h (bfd_elf32_object_p, bfd_elf32_core_file_p),
	(bfd_elf64_object_p, bfd_elf64_core_file_p): Likewise.
	* elfcode.h (elf_object_p): Likewise.
	* elfcore.h (elf_core_file_p): Likewise.
	* i386msdos.c (msdos_object_p): Likewise.
	* ihex.c (ihex_object_p): Likewise.
	* libaout.h (some_aout_object_p): Likewise.
	* libbfd-in.h (bfd_generic_archive_p, _bfd_dummy_target),
	(_bfd_vms_lib_alpha_archive_p, _bfd_vms_lib_ia64_archive_p): Likewise.
	* libbfd.c (_bfd_dummy_target): Likewise.
	* libcoff-in.h (coff_object_p): Likewise.
	* mach-o-aarch64.c (bfd_mach_o_arm64_object_p),
	(bfd_mach_o_arm64_core_p): Likewise.
	* mach-o-arm.c (bfd_mach_o_arm_object_p),
	(bfd_mach_o_arm_core_p): Likewise.
	* mach-o-i386.c (bfd_mach_o_i386_object_p),
	(bfd_mach_o_i386_core_p): Likewise.
	* mach-o-x86-64.c (bfd_mach_o_x86_64_object_p),
	(bfd_mach_o_x86_64_core_p): Likewise.
	* mach-o.c (bfd_mach_o_header_p, bfd_mach_o_gen_object_p),
	(bfd_mach_o_gen_core_p, bfd_mach_o_fat_archive_p): Likewise.
	* mach-o.h (bfd_mach_o_object_p, bfd_mach_o_core_p),
	(bfd_mach_o_fat_archive_p, bfd_mach_o_header_p): Likewise.
	* mmo.c (mmo_object_p): Likewise.
	* pef.c (bfd_pef_object_p, bfd_pef_xlib_object_p): Likewise.
	* peicode.h (coff_real_object_p, pe_ILF_object_p),
	(pe_bfd_object_p): Likewise.
	* plugin.c (ld_plugin_object_p, bfd_plugin_object_p): Likewise.
	* ppcboot.c (ppcboot_object_p): Likewise.
	* rs6000-core.c (rs6000coff_core_p): Likewise.
	* som.c (som_object_setup, som_object_p): Likewise.
	* srec.c (srec_object_p, symbolsrec_object_p): Likewise.
	* tekhex.c (tekhex_object_p): Likewise.
	* vms-alpha.c (alpha_vms_object_p): Likewise.
	* vms-lib.c (_bfd_vms_lib_archive_p, _bfd_vms_lib_alpha_archive_p),
	(_bfd_vms_lib_ia64_archive_p, _bfd_vms_lib_txt_archive_p): Likewise.
	* wasm-module.c (wasm_object_p): Likewise.
	* xsym.c (bfd_sym_object_p): Likewise.
	* xsym.h (bfd_sym_object_p): Likewise.
	* aoutx.h (some_aout_object_p): Likewise, and callback parameter
	return type.
	* pdp11.c (some_aout_object_p): Likewise.
	* plugin.c (register_ld_plugin_object_p): Update object_p
	parameter type.
	* plugin.h (register_ld_plugin_object_p): Likewise.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
	* libcoff.h: Regenerate.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* coff-alpha.c (alpha_ecoff_le_vec): Add SEC_SMALL_DATA to
	applicable section flags.
	* coff-mips.c (mips_ecoff_le_vec, mips_ecoff_be_vec): Likewise.
	(mips_ecoff_bele_vec): Likewise.
	* coffcode.h (sec_to_styp_flags): Set SEC_SMALL_DATA for .sdata
	and .sbss sections.
	* ecoff.c (_bfd_ecoff_new_section_hook): Likewise.
	(_bfd_ecoff_styp_to_sec_flags): Likewise.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* elf32-m32r.c (m32r_elf_section_flags): New function.
	(elf_backend_section_flags): Define.
	* elf32-nds32.c (nds32_elf_section_flags): New function.
	(elf_backend_section_flags): Define.
	* elf32-ppc.c (ppc_elf_section_from_shdr): Set SEC_SMALL_DATA for
	.sbss and .sdata sections.
	* elf32-v850.c (v850_elf_section_from_shdr): Set SEC_SMALL_DATA
	for SHF_V850_GPREL sections.
	* elf64-alpha.c (elf64_alpha_section_from_shdr): Delete outdated
	FIXME.
	* elf64-hppa.c (elf64_hppa_section_from_shdr): Set SEC_SMALL_DATA
	for SHF_PARISC_SHORT sections.
	* elf64-ppc.c (ppc64_elf_section_flags): New function.
	(elf_backend_section_flags): Define.
	* elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Set SEC_SMALL_DATA
	for SHF_MIPS_GPREL sections.  Delete FIXME.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* elf-bfd.h (elf_backend_section_flags): Remove flagword* param.
	* elf.c (_bfd_elf_make_section_from_shdr): Set section flags before
	calling elf_backend_section_flags with adjusted params.  Use
	newsect->flags past that point.
	(_bfd_elf_new_section_hook): Always set sh_type and sh_flags for
	special sections.
	(_bfd_elf_init_private_section_data): Allow normal sh_type sections
	to have their type overridden, and all sh_flags but processor and
	os specific.
	* elf32-arm.c (elf32_arm_section_flags): Adjust for changed params.
	* elf32-mep.c (mep_elf_section_flags): Likewise.
	* elf32-nios2.c (nios2_elf32_section_flags): Likewise.
	* elf64-alpha.c (elf64_alpha_section_flags): Likewise.
	* elf64-ia64-vms.c (elf64_ia64_section_flags): Likewise.
	* elfnn-ia64.c (elfNN_ia64_section_flags): Likewise.
	* elfnn-aarch64.c (elfNN_aarch64_size_stubs): Exclude the linker
	stub BFD and non-aarch64 input files when scanning for stubs.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* coff-alpha.c (alpha_ecoff_get_elt_at_filepos): Provide an upper
	limit to decompressed element size.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* vms-lib.c (vms_traverse_index): Add recur_count param and
	update calls.  Fail on excessive recursion.

2020-03-02  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (vms_get_remaining_object_record): Use
	bfd_realloc_or_free rather than bfd_realloc.
	(add_symbol_entry, vector_grow1, alpha_vms_slurp_relocs): Likewise.
	(dst_define_location, parse_module): Likewise, and check realloc
	return status before using memory.  Return status from function
	adjusting all callers.

2020-02-28  Alan Modra  <amodra@gmail.com>

	* vms-lib.c (_bfd_vms_lib_archive_p): Free memory on error paths.

2020-02-28  Alan Modra  <amodra@gmail.com>

	* vms-alpha.c (alpha_vms_object_p): Use _bfd_malloc_and_read.
	Remove duplicate undersize check.

2020-02-27  Alan Modra  <amodra@gmail.com>

	PR 24511
	* mmo.c (mmo_scan): Set SEC_DATA for .data.

2020-02-27  Alan Modra  <amodra@gmail.com>

	PR 24511
	* syms.c (stt): Trim off all but 'e', 'i' and 'p' entries.
	(coff_section_type): Adjust comment.
	(decode_section_type): Likewise.  Call coff_section_type before
	decode_section_type.
	(bfd_decode_symclass): Use 'c' for common sections other than
	the standard one.

2020-02-27  Alan Modra  <amodra@gmail.com>

	* coff-rs6000.c (_bfd_xcoff_read_ar_hdr): Put all data in one
	malloc'd block.

2020-02-27  Alan Modra  <amodra@gmail.com>

	* bfd.c (bfd_stat_arch_elt): Use vector of containing archive,
	if file is an archive element.
	* bfd-in2.h: Regenerate.

2020-02-26  Alan Modra  <amodra@gmail.com>

	* archive.c (do_slurp_bsd_armap): Increase minimum parsed_size, and
	bfd_set_error on failing test.  Don't bother changing bfd_error on
	file read error.  Check symdef_count is multiple of BSD_SYMDEF_SIZE.
	Check sym name is within string buffer.  Use size_t for some vars.
	(do_slurp_coff_armap): Use size_t for some variables, fix size of
	int_buf.  Don't change bfd_error on file read error.  Use
	_bfd_mul_overflow when calculating carsym buffer size.  Reorder
	calculations to catch overflows before they occur.  malloc and
	free raw armap rather than using bfd_alloc.  Read raw armap before
	allocating carsym+strings buffer.
	(_bfd_slurp_extended_name_table): Localize variables.  Check
	name size against file size.

2020-02-26  Alan Modra  <amodra@gmail.com>

	* vms-lib.c (vms_lib_read_index): Release correct buffer.

2020-02-26  Alan Modra  <amodra@gmail.com>

	* elf32-rx.c (rx_elf_relocate_section): Use bfd_malloc rather than
	malloc.  Check for NULL return from bfd_malloc.
	(rx_table_find, rx_table_map): Likewise.
	(rx_set_section_contents): Check bfd_alloc return.
	(rx_dump_symtab): Don't alloc internal_syms or external_syms.

2020-02-26  Alan Modra  <amodra@gmail.com>

	* aoutx.h: Indent labels correctly.  Format error strings.
	* archive.c: Likewise.
	* archive64.c: Likewise.
	* coff-arm.c: Likewise.
	* coff-rs6000.c: Likewise.
	* coff-stgo32.c: Likewise.
	* cpu-arm.c: Likewise.
	* dwarf2.c: Likewise.
	* elf-ifunc.c: Likewise.
	* elf-properties.c: Likewise.
	* elf-s390-common.c: Likewise.
	* elf-strtab.c: Likewise.
	* elf.c: Likewise.
	* elf32-arm.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-cr16.c: Likewise.
	* elf32-csky.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-msp430.c: Likewise.
	* elf32-nds32.c: Likewise.
	* elf32-nios2.c: Likewise.
	* elf32-pru.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-ia64-vms.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfcode.h: Likewise.
	* elfcore.h: 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-x86.c: Likewise.
	* i386lynx.c: Likewise.
	* merge.c: Likewise.
	* pdp11.c: Likewise.
	* plugin.c: Likewise.
	* reloc.c: Likewise.

2020-02-26  Alan Modra  <amodra@gmail.com>

	PR 25593
	* elf-bfd.h (struct elf_link_hash_table): Rename "loaded" to
	"dyn_loaded".
	(bfd_elf_add_dt_needed_tag): Declare.
	* elf-strtab.c (_bfd_elf_strtab_restore): Handle NULL buf.
	* elflink.c (bfd_elf_add_dt_needed_tag): Make global and rename
	from elf_add_dt_needed_tag.  Remove soname and doit param.
	(elf_link_add_object_symbols): Don't use elf_add_dt_needed_tag
	to see whether as-needed lib is already loaded, use dyn_loaded
	list instead.  When saving and restoring around as-needed lib
	handle possibility that dynstr has not been initialised.  Don't
	add DT_NEEDED tags here.  Limit dyn_loaded list to dynamic libs.
	Mark libs loaded via DT_NEEDED entries of other libs with
	DYN_NO_NEEDED if they should not be mentioned in DT_NEEDED of
	the output.
	(elf_link_check_versioned_symbol): Remove now unneccesary
	DYNAMIC check when traversing dyn_loaded list.

2020-02-26  Alan Modra  <amodra@gmail.com>

	* bfdio.c (bfd_get_file_size): Ignore bogus archive element sizes.

2020-02-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/25584
	* plugin.c (need_lto_wrapper_p): New.
	(bfd_plugin_set_program_name): Add an int argument to set
	need_lto_wrapper_p.
	(get_lto_wrapper): Return FALSE if need_lto_wrapper_p isn't
	set.
	* plugin.h (bfd_plugin_set_program_name): Add an int argument.

2020-02-24  Alan Modra  <amodra@gmail.com>

	* vms-lib.c (_bfd_vms_lib_archive_p): Correct overflow checks.

2020-02-24  Alan Modra  <amodra@gmail.com>

	* vms-lib.c (struct carsym_mem): Add limit.
	(vms_add_index): Heed limit.
	(vms_traverse_index): Catch buffer overflows.  Remove outdated fixme.
	(vms_lib_read_index): Set up limit.  Catch 32-bit overflow.
	Always return actual number read.
	(_bfd_vms_lib_archive_p): Catch buffer overflows.  Replace
	assertion with error exit.

2020-02-22  Alan Modra  <amodra@gmail.com>

	PR 25585
	* elf.c (assign_file_positions_for_load_sections): Continue linking
	on "PHDR segment not covered by LOAD segment" errors.

2020-02-21  Alan Modra  <amodra@gmail.com>

	* mach-o.c (bfd_mach_o_canonicalize_relocs): Fix ineffective
	overflow check.
	(bfd_mach_o_canonicalize_reloc): Likewise.
	(bfd_mach_o_canonicalize_dynamic_reloc): Likewise.  Sanity check
	counts and offsets against file size.
	(bfd_mach_o_build_dysymtab): Fix ineffective overflow check.
	(bfd_mach_o_mangle_sections): Remove unnecessary overflow check.
	(bfd_mach_o_read_symtab_symbols): Sanity check count and offset
	against file size.  Delete symbol table error message.
	(bfd_mach_o_read_dysymtab): Sanity check counts and offsets
	against file size.
	(bfd_mach_o_read_symtab): Likewise.
	(bfd_mach_o_read_command): Pass file size.
	(bfd_mach_o_scan): Sanity check command count against file size.

2020-02-21  Alan Modra  <amodra@gmail.com>

	PR 25569
	* aoutx.h (adjust_o_magic, adjust_z_magic, adjust_n_magic): Use
	"text", "data" and "bss" section pointer vars.  Don't update
	section size, just exec header sizes.
	(adjust_sizes_and_vmas): Don't update text section size.  Set
	initial exec header a_text.  Print exec headers sizes.
	* pdp11.c (adjust_o_magic, adjust_z_magic, adjust_n_magic),
	(adjust_sizes_and_vmas): Similarly.  Formatting.
	(final_link): Correct final file extension.

2020-02-20  Nick Clifton  <nickc@redhat.com>

	* elf-bfd.h (struct elf_backend_data): Add symbol_section_index
	callback.
	* elfxx-target.h (elf_backend_symbol_section_index): Provide
	default definition.
	(elfNN_bed): Initialise the symbol_section_index field.
	* elf.c (swap_out_syms): Call symbol_section_index, if defined, on
	OS and PROC specific section indicies.  Warn if converting other
	reserved incidies to SHN_ABS.

2020-02-19  Sergey Belyashov  <sergey.belyashov@gmail.com>

	PR 25537
	* cpu-z80.c: Add machine type compatibility checking.

2020-02-19  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/25355
	* plugin.c (plugin_list_entry): Remove handle.
	(try_load_plugin): Call dlclose before return.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* libbfd-in.h (_bfd_constant_p): Define.
	(_bfd_alloc_and_read, _bfd_malloc_and_read): Check read size against
	file size before allocating memory.
	* coffgen.c (_bfd_coff_get_external_symbols): Remove file size check.
	* elf.c (bfd_elf_get_str_section): Likewise.
	(_bfd_elf_slurp_version_tables): Likewise.
	* libbfd.h: Regenerate.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* libbfd-in.h (_bfd_alloc_and_read, _bfd_malloc_and_read): New.
	* aoutx.h (aout_get_external_symbols): Replace calls to
	bfd_[m]alloc and bfd_bread with call to _bfd_[m]alloc_and_read.
	(slurp_reloc_table): Likewise.
	* archive.c (do_slurp_bsd_armap): Likewise.
	(do_slurp_coff_armap): Likewise.
	* archive64.c (_bfd_archive_64_bit_slurp_armap): Likewise.
	* coff-rs6000.c (_bfd_xcoff_slurp_armap): Likewise.
	* coff64-rs6000.c (xcoff64_slurp_armap): Likewise.
	* coffcode.h (coff_set_arch_mach_hook, buy_and_read): Likewise.
	* coffgen.c (coff_real_object_p, coff_object_p, build_debug_section),
	(_bfd_coff_get_external_symbols): Likewise.
	* ecoff.c (ecoff_slurp_symbolic_header),
	(_bfd_ecoff_slurp_symbolic_info, ecoff_slurp_reloc_table),
	(_bfd_ecoff_slurp_armap, ecoff_link_add_object_symbols, READ),
	(ecoff_indirect_link_order): Likewise.
	* elf.c (bfd_elf_get_str_section, setup_group, elf_read_notes),
	(_bfd_elf_slurp_version_tables): Likewise.
	* elf32-m32c.c (m32c_elf_relax_section): Likewise.
	* elf32-rl78.c (rl78_elf_relax_section): Likewise.
	* elf32-rx.c (elf32_rx_relax_section): Likewise.
	* elf64-alpha.c (READ): Likewise.
	* elf64-mips.c (mips_elf64_slurp_one_reloc_table): Likewise.
	* elf64-sparc.c (elf64_sparc_slurp_one_reloc_table): Likewise.
	* elfcode.h (elf_slurp_symbol_table),
	(elf_slurp_reloc_table_from_section): Likewise.
	* elflink.c (elf_link_add_object_symbols),
	(elf_link_check_versioned_symbol): Likewise.
	* elfxx-mips.c (READ): Likewise.
	* i386lynx.c (slurp_reloc_table): Likewise.
	* lynx-core.c (lynx_core_file_p): Likewise.
	* mach-o.c (bfd_mach_o_canonicalize_relocs),
	(bfd_mach_o_read_symtab_strtab, bfd_mach_o_alloc_and_read),
	(bfd_mach_o_read_prebound_dylib, bfd_mach_o_read_dyld_content
	* pdp11.c (aout_get_external_symbols, slurp_reloc_table
	* pef.c (bfd_pef_print_loader_section, bfd_pef_scan_start_address),
	(bfd_pef_parse_symbols): Likewise.
	* peicode.h (pe_ILF_object_p, pe_bfd_object_p
	* som.c (setup_sections, som_slurp_string_table),
	(som_slurp_reloc_table, som_bfd_count_ar_symbols),
	(som_bfd_fill_in_ar_symbols): Likewise.
	* vms-alpha.c (module_find_nearest_line, evax_bfd_print_dst),
	(evax_bfd_print_image): Likewise.
	* vms-lib.c (_bfd_vms_lib_archive_p): Likewise.
	* wasm-module.c (wasm_scan): Likewise.
	* xcofflink.c (xcoff_link_add_symbols): Likewise.
	* xsym.c (bfd_sym_read_name_table),
	(bfd_sym_print_type_information_table_entry): Likewise.
	* libbfd.h: Regenerate.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* aoutx.h (slurp_reloc_table): Allocate reloc_cache after
	reading external relocs.
	* ecoff.c (ecoff_slurp_reloc_table): Likewise.
	* archive.c (_bfd_write_archive_contents): Don't twiddle bfd_error
	after bfd_bread.
	* archive64.c (_bfd_archive_64_bit_slurp_armap): Remove unnecessary
	bfd_release.
	* elf32-m32c.c (m32c_offset_for_reloc): Make shndx_buf a bfd_byte*.
	(m32c_elf_relax_section): Likewise.
	* elf32-rl78.c (rl78_offset_for_reloc): Likewise.
	(rl78_elf_relax_section): Likewise.
	* elf32-rx.c (rx_offset_for_reloc): Likewise.
	(elf32_rx_relax_section): Likewise.
	* mach-o.c (bfd_mach_o_alloc_and_read): Move earlier with better
	parameter types and use..
	(bfd_mach_o_read_dylinker, bfd_mach_o_read_dylib),
	(bfd_mach_o_read_fvmlib, bfd_mach_o_read_str): ..in these functions.
	* peicode.h (pe_bfd_object_p): Don't zero the part of opthdr
	being read from file, just the extra.
	* som.c (som_slurp_symbol_table): Allocate internal symbol buffer
	after reading external syms.  Free on failure.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* coffcode.h (buy_and_read, coff_slurp_line_table),
	(coff_slurp_symbol_table, coff_slurp_reloc_table): Replace
	bfd_[z][m]alloc2 calls with _bfd_mul_overflow followed by the
	corresponding bfd_alloc call.  Adjust variables to suit.
	* coffgen.c (_bfd_coff_get_external_symbols): Likewise.
	* ecoff.c (_bfd_ecoff_slurp_symbolic_info),
	(_bfd_ecoff_slurp_symbol_table, READ): Likewise.
	* elf.c (bfd_elf_get_elf_syms, setup_group, bfd_section_from_shdr),
	(swap_out_syms, _bfd_elf_slurp_version_tables): Likewise.
	* elf32-m32c.c (m32c_elf_relax_section): Likewise.
	* elf32-rl78.c (rl78_elf_relax_section): Likewise.
	* elf32-rx.c (elf32_rx_relax_section): Likewise.
	* elf64-alpha.c (READ): Likewise.
	* elfcode.h (elf_object_p, elf_write_relocs, elf_write_shdrs_and_ehdr),
	(elf_slurp_symbol_table, elf_slurp_reloc_table),
	(bfd_from_remote_memory): Likewise.
	* elfcore.h (core_find_build_id): Likewise.
	* elfxx-mips.c (READ): Likewise.
	* mach-o.c (bfd_mach_o_mangle_sections),
	(bfd_mach_o_read_symtab_symbols, bfd_mach_o_read_thread),
	(bfd_mach_o_read_dysymtab, bfd_mach_o_flatten_sections),
	(bfd_mach_o_scan, bfd_mach_o_fat_archive_p): Likewise.
	* som.c (setup_sections, som_prep_for_fixups)
	(som_build_and_write_symbol_table, som_slurp_symbol_table),
	(som_slurp_reloc_table, som_bfd_count_ar_symbols),
	(som_bfd_fill_in_ar_symbols, som_slurp_armap),
	(som_bfd_ar_write_symbol_stuff): Likewise.
	* vms-alpha.c (vector_grow1): Likewise.
	* vms-lib.c (vms_add_index): Likewise.
	* wasm-module.c (wasm_scan_name_function_section): Likewise.
	* libbfd.c (bfd_malloc2, bfd_realloc2, bfd_zmalloc2): Delete.
	* opncls.c (bfd_alloc2, bfd_zalloc2): Delete.
	* libbfd-in.h (bfd_malloc2, bfd_realloc2, bfd_zmalloc2),
	(bfd_alloc2, bfd_zalloc2): Delete.
	(_bfd_mul_overflow): Define.
	* libbfd.h: Regenerate.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* elf.c (bfd_section_from_shdr): Use bfd_zalloc rather than
	bfd_zalloc2.
	(assign_section_numbers): Likewise.
	(elf_map_symbols): Likewise, and bfd_alloc rather than bfd_alloc2.
	(_bfd_elf_map_sections_to_segments): Use bfd_malloc rather than
	bfd_malloc2, size_t amt, and unsigned tls_count.
	(rewrite_elf_program_header): Use bfd_malloc and size_t amt.
	* elflink.c (elf_create_symbuf): Use bfd_malloc.
	(elf_output_implib): Use bfd_alloc.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* bfd.c (struct bfd): Move format and direction to other
	bitfields.  Add "size".
	* bfdio.c (bfd_get_size): Cache size when not writing file.
	* opncls.c (bfd_get_debug_link_info_1): Allow for bfd_get_size
	returning zero, ie. unknown.
	(bfd_get_alt_debug_link_info): Likewise.
	* bfd-in2.h: Regenerate.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* coffgen.c (_bfd_coff_get_external_symbols): Don't call
	bfd_get_file_size twice.
	(_bfd_coff_read_string_table): Allow for bfd_get_file_size
	zero, ie. unknown, return.
	* elf-attrs.c (_bfd_elf_parse_attributes): Likewise.
	* elfcode.h (elf_swap_shdr_in): Likewise.
	(elf_object_p): Don't call bfd_get_file_size twice and correct
	file size check.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* mach-o.c (bfd_mach_o_flatten_sections): Return a bfd_boolean,
	FALSE if memory alloc fails.  Adjust calls.
	* som.c (som_prep_for_fixups): Likewise.
	* vms-alpha.c (alpha_vms_add_fixup_lp, alpha_vms_add_fixup_ca),
	(alpha_vms_add_fixup_qr, alpha_vms_add_fixup_lr),
	(alpha_vms_add_lw_reloc, alpha_vms_add_qw_reloc): Likewise.
	* som.c (som_build_and_write_symbol_table): Return via error_return
	on seek failure.
	* vms-alpha.c (VEC_APPEND): Adjust for vector_grow1 changes.
	(VEC_APPEND_EL): Delete.
	(vector_grow1): Return pointer to element.  Catch overflow.
	Return NULL on memory allocation failure.
	(alpha_vms_add_fixup_lp): Replace VEC_APPEND_EL with VEC_APPEND.
	(alpha_vms_add_fixup_ca): Likewise.
	(alpha_vms_link_add_object_symbols): Check VEC_APPEND result
	before using.
	* elf.c (bfd_section_from_shdr): Check bfd_zalloc2 result.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* aix386-core.c (aix386_core_file_p): Use size_t for "amt".
	* aout-target.h (object_p): Likewise.
	* aout-tic30.c (tic30_aout_object_p): Likewise.
	* aoutx.h (some_aout_object_p, mkobject, make_empty_symbol),
	(emit_stringtab, write_syms, link_hash_table_create),
	(aout_link_write_other_symbol): Likewise.
	* archive.c (_bfd_generic_mkarchive, bfd_generic_archive_p),
	(bfd_ar_hdr_from_filesystem, _bfd_write_archive_contents),
	(_bfd_compute_and_write_armap): Likewise.
	* archures.c (bfd_arch_list): Likewise.
	* bfd.c (bfd_record_phdr): Likewise.
	* binary.c (binary_canonicalize_symtab): Likewise.
	* cisco-core.c (cisco_core_file_validate): Likewise.
	* coff-arm.c (coff_arm_link_hash_table_create, find_thumb_glue),
	(find_arm_glue, record_arm_to_thumb_glue),
	(record_thumb_to_arm_glue): Likewise.
	* coff-ppc.c (ppc_coff_link_hash_table_create, record_toc),
	(ppc_allocate_toc_section): Likewise.
	* coff-rs6000.c (_bfd_xcoff_mkobject, _bfd_xcoff_archive_p): Likewise.
	* coff-sh.c (sh_relax_section): Likewise.
	* coff64-rs6000.c (xcoff64_archive_p): Likewise.
	* coffcode.h (handle_COMDAT, coff_new_section_hook),
	(coff_set_alignment_hook, coff_mkobject),
	(coff_compute_section_file_positions): Likewise.
	* coffgen.c (coff_make_empty_symbol, coff_bfd_make_debug_symbol),
	(coff_find_nearest_line_with_names),
	( bfd_coff_set_symbol_class): Likewise.
	* cofflink.c (_bfd_coff_link_hash_table_create),
	(_bfd_coff_link_input_bfd): Likewise.
	* dwarf1.c (alloc_dwarf1_unit, alloc_dwarf1_func): Likewise.
	* dwarf2.c (read_abbrevs, read_attribute_value, add_line_info),
	(build_line_info_table, sort_line_sequences),
	(line_info_add_include_dir, line_info_add_file_name),
	(decode_line_info, scan_unit_for_symbols, parse_comp_unit),
	(place_sections, _bfd_dwarf2_slurp_debug_info): Likewise.
	* ecoff.c (_bfd_ecoff_mkobject, _bfd_ecoff_make_empty_symbol),
	(_bfd_ecoff_find_nearest_line),
	(_bfd_ecoff_bfd_link_hash_table_create): Likewise.
	* ecofflink.c (bfd_ecoff_debug_init): Likewise.
	* elf-hppa.h (_bfd_elf_hppa_gen_reloc_type): Likewise.
	* elf-m10300.c (mn10300_elf_relax_section),
	(elf32_mn10300_link_hash_table_create): Likewise.
	* elf-strtab.c (_bfd_elf_strtab_init): Likewise.
	* elf.c (make_mapping, copy_elf_program_header): Likewise.
	* elf32-arm.c (elf32_arm_link_hash_table_create),
	(elf32_arm_setup_section_lists, elf32_arm_check_relocs),
	(elf32_arm_new_section_hook): Likewise.
	* elf32-avr.c (elf_avr_new_section_hook),
	(elf32_avr_link_hash_table_create, get_local_syms),
	(elf32_avr_setup_section_lists): Likewise.
	* elf32-bfin.c (bfinfdpic_elf_link_hash_table_create),
	(bfin_link_hash_table_create): Likewise.
	* elf32-cr16.c (elf32_cr16_link_hash_table_create): Likewise.
	* elf32-cris.c (elf_cris_link_hash_table_create): Likewise.
	* elf32-csky.c (csky_elf_link_hash_table_create),
	(csky_elf_check_relocs, elf32_csky_setup_section_lists): Likewise.
	* elf32-frv.c (frvfdpic_elf_link_hash_table_create): Likewise.
	* elf32-hppa.c (elf32_hppa_link_hash_table_create),
	(elf32_hppa_setup_section_lists, get_local_syms): Likewise.
	* elf32-i386.c (elf_i386_check_relocs): Likewise.
	* elf32-lm32.c (lm32_elf_link_hash_table_create): Likewise.
	* elf32-m32r.c (m32r_elf_link_hash_table_create),
	(m32r_elf_check_relocs): Likewise.
	* elf32-m68hc1x.c (m68hc11_elf_hash_table_create),
	(elf32_m68hc11_setup_section_lists),
	(elf32_m68hc11_size_stubs): Likewise.
	* elf32-m68k.c (elf_m68k_link_hash_table_create): Likewise.
	* elf32-metag.c (elf_metag_link_hash_table_create),
	(elf_metag_setup_section_lists): Likewise.
	* elf32-microblaze.c (microblaze_elf_link_hash_table_create),
	(microblaze_elf_check_relocs): Likewise.
	* elf32-nds32.c (nds32_elf_link_hash_table_create),
	(nds32_elf_check_relocs): Likewise.
	* elf32-nios2.c (nios2_elf32_setup_section_lists),
	(get_local_syms, nios2_elf32_check_relocs),
	(nios2_elf32_link_hash_table_create): Likewise.
	* elf32-or1k.c (or1k_elf_link_hash_table_create),
	(or1k_elf_check_relocs): Likewise.
	* elf32-ppc.c (ppc_elf_modify_segment_map, update_plt_info): Likewise.
	* elf32-pru.c (pru_elf32_link_hash_table_create): Likewise.
	* elf32-s390.c (elf_s390_link_hash_table_create),
	(elf_s390_check_relocs): Likewise.
	* elf32-score.c (score_elf_create_got_section),
	(s3_elf32_score_new_section_hook),
	(elf32_score_link_hash_table_create): Likewise.
	* elf32-score7.c (score_elf_create_got_section),
	(s7_elf32_score_new_section_hook): Likewise.
	* elf32-sh.c (sh_elf_link_hash_table_create),
	(sh_elf_check_relocs): Likewise.
	* elf32-tic6x.c (elf32_tic6x_link_hash_table_create),
	(elf32_tic6x_new_section_hook, elf32_tic6x_check_relocs): Likewise.
	* elf32-tilepro.c (tilepro_elf_link_hash_table_create),
	(tilepro_elf_check_relocs): Likewise.
	* elf32-v850.c (remember_hi16s_reloc): Likewise.
	* elf32-vax.c (elf_vax_link_hash_table_create): Likewise.
	* elf32-xtensa.c (elf_xtensa_link_hash_table_create),
	(elf_xtensa_new_section_hook): Likewise.
	* elf64-alpha.c (elf64_alpha_bfd_link_hash_table_create),
	(get_got_entry, elf64_alpha_check_relocs): Likewise.
	* elf64-hppa.c (elf64_hppa_hash_table_create): Likewise.
	* elf64-ia64-vms.c (elf64_ia64_object_p): Likewise.
	* elf64-mmix.c (mmix_elf_new_section_hook): Likewise.
	* elf64-ppc.c (ppc64_elf_new_section_hook),
	(ppc64_elf_link_hash_table_create, update_local_sym_info),
	(update_plt_info, ppc64_elf_check_relocs): Likewise.
	* elf64-s390.c (elf_s390_link_hash_table_create),
	(elf_s390_check_relocs): Likewise.
	* elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
	* elflink.c (bfd_elf_link_record_local_dynamic_symbol),
	(_bfd_elf_link_find_version_dependencies, elf_link_add_object_symbols),
	(elf_link_add_archive_symbols, compute_bucket_count),
	(bfd_elf_size_dynsym_hash_dynstr, _bfd_elf_link_hash_table_create),
	(bfd_elf_get_bfd_needed_list, elf_link_swap_symbols_out),
	(bfd_elf_final_link): Likewise.
	* elfnn-aarch64.c (elfNN_aarch64_link_hash_table_create),
	(elfNN_aarch64_setup_section_lists, elfNN_aarch64_check_relocs),
	(elfNN_aarch64_new_section_hook): Likewise.
	* elfnn-ia64.c (elfNN_ia64_object_p): Likewise.
	* elfnn-riscv.c (riscv_elf_link_hash_table_create),
	(riscv_elf_check_relocs): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_new_section_hook),
	(_bfd_mips_elf_add_symbol_hook, _bfd_mips_elf_check_relocs),
	(_bfd_mips_elf_modify_segment_map, _bfd_mips_elf_set_section_contents),
	(_bfd_mips_elf_link_hash_table_create): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_link_hash_table_create),
	(_bfd_sparc_elf_check_relocs),
	(_bfd_sparc_elf_new_section_hook): Likewise.
	* elfxx-tilegx.c (tilegx_elf_link_hash_table_create),
	(tilegx_elf_check_relocs): Likewise.
	* elfxx-x86.c (_bfd_x86_elf_link_hash_table_create): Likewise.
	* format.c (bfd_check_format_matches): Likewise.
	* hash.c (_bfd_stringtab_init): Likewise.
	* ihex.c (ihex_scan): Likewise.
	* irix-core.c (irix_core_core_file_p): Likewise.
	* linker.c (bfd_wrapped_link_hash_lookup),
	(_bfd_generic_link_hash_table_create),
	(_bfd_generic_reloc_link_order): Likewise.
	* lynx-core.c (lynx_core_file_p): Likewise.
	* netbsd-core.c (netbsd_core_file_p): Likewise.
	* osf-core.c (osf_core_core_file_p): Likewise.
	* pdp11.c (some_aout_object_p, mkobject, make_empty_symbol),
	(link_hash_table_create, aout_link_write_other_symbol): Likewise.
	* peXXigen.c (_bfd_XX_bfd_copy_private_section_data): Likewise.
	* peicode.h (pe_mkobject): Likewise.
	* ppcboot.c (ppcboot_mkobject, ppcboot_canonicalize_symtab): Likewise.
	* ptrace-core.c (ptrace_unix_core_file_p): Likewise.
	* sco5-core.c (read_uarea): Likewise.
	* som.c (hppa_som_gen_reloc_type, som_object_p, som_prep_headers),
	(som_write_fixups, som_write_space_strings, som_write_symbol_strings),
	(som_finish_writing, som_canonicalize_symtab, som_new_section_hook),
	(som_bfd_copy_private_section_data, bfd_som_set_section_attributes),
	(bfd_som_attach_aux_hdr, som_write_armap): Likewise.
	* srec.c (srec_scan): Likewise.
	* syms.c (_bfd_generic_make_empty_symbol): Likewise.
	* targets.c (bfd_target_list): Likewise.
	* tekhex.c (first_phase, tekhex_sizeof_headers): Likewise.
	* trad-core.c (trad_unix_core_file_p): Likewise.
	* vms-alpha.c (vms_initialize, alpha_vms_bfd_link_hash_table_create),
	(vms_new_section_hook): Likewise.
	* wasm-module.c (wasm_make_empty_symbol): Likewise.
	* xcofflink.c (xcoff_get_section_contents),
	(_bfd_xcoff_bfd_link_hash_table_create, xcoff_set_import_path),
	(xcoff_find_function, bfd_xcoff_link_record_set, xcoff_build_ldsym),
	(bfd_xcoff_size_dynamic_sections, xcoff_link_input_bfd): Likewise.

2020-02-19  Alan Modra  <amodra@gmail.com>

	* elfxx-riscv.c (riscv_multi_letter_ext_valid_p): Don't use C99.

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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