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

2020-04-23  Anton Kolesov  <anton.kolesov@synopsys.com>

        * elf-bfd.h (elfcore_write_arc_v2): Add prototype.
        * elf.c (elfcore_grok_arc_v2): New function.
        (elfcore_grok_note): Call the new function to handle the corresponding
        note.
        (elfcore_write_arc_v2): New function.
        (elfcore_write_register_note): Call the new function to handle the
        corresponding pseudo-sections.

2020-04-22  Max Filippov  <jcmvbkbc@gmail.com>

        PR ld/25861
        * bfd-in2.h: Regenerated.
        * elf32-xtensa.c (elf_howto_table): New entries for
        R_XTENSA_PDIFF{8,16,32} and R_XTENSA_NDIFF{8,16,32}.
        (elf_xtensa_reloc_type_lookup, elf_xtensa_do_reloc)
        (relax_section): Add cases for R_XTENSA_PDIFF{8,16,32} and
        R_XTENSA_NDIFF{8,16,32}.
        * libbfd.h (bfd_reloc_code_real_names): Add names for
        BFD_RELOC_XTENSA_PDIFF{8,16,32} and
        BFD_RELOC_XTENSA_NDIFF{8,16,32}.
        * reloc.c: Add documentation for BFD_RELOC_XTENSA_PDIFF{8,16,32}
        and BFD_RELOC_XTENSA_NDIFF{8,16,32}.

2020-04-21  Tamar Christina  <tamar.christina@arm.com>

        PR binutils/24753
        * compress.c (bfd_get_full_section_contents): Exclude sections with no
        content.

2020-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/25849
        * elf-bfd.h (elf_backend_data): Add
        elf_backend_strip_zero_sized_dynamic_sections.
        (_bfd_elf_strip_zero_sized_dynamic_sections): New prototype.
        * elf64-alpha.c (elf_backend_strip_zero_sized_dynamic_sections):
        New macro.
        * elflink.c (_bfd_elf_strip_zero_sized_dynamic_sections): New
        function.
        * elfxx-target.h (elf_backend_strip_zero_sized_dynamic_sections):
        New macro.
        (elfNN_bed): Add elf_backend_strip_zero_sized_dynamic_sections.

2020-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        * elf64-alpha.c (alpha_elf_reloc_entry): Replace reltext with
        sec.
        (elf64_alpha_check_relocs): Set sec instead of reltext.  Warn
        DT_TEXTREL with -M.
        (elf64_alpha_calc_dynrel_sizes): Warn DT_TEXTREL with -M.

2020-04-21  Nick Clifton  <nickc@redhat.com>

        * po/sr.po: Updated Serbian translation.

2020-04-21  Alan Modra  <amodra@gmail.com>

        * elf32-sh.c (sh_elf_relocate_section): Remove STO_SH5_ISA32
        processing.

2020-04-20  Stephen Casner  <casner@acm.org>

        * pdp11.c (N_STAB): Modify value to avoid conflict with N_EXT
        causing globals from linker script to be treated as debug symbols.
        (translate_symbol_table): Don't sign-extend symbol values from 16
        to 64 bits in nm output.

2020-04-20  Alan Modra  <amodra@gmail.com>

        * elf64-ppc.c (ppc64_elf_size_stubs): Strip relbrlt too.

2020-04-18  Alan Modra  <amodra@gmail.com>

        * section.c (bfd_is_const_section): Correct test for special
        sections.
        * bfd-in2.h: Regenerate.

2020-04-17  Alan Modra  <amodra@gmail.com>

        PR 25842
        * elf.c (_bfd_elf_get_symbol_version_string): Don't segfault on
        NULL nodename.

2020-04-16  Nick Clifton  <nickc@redhat.com>

        PR 25803
        * elfxx-mips.c (_bfd_mips_elf_adjust_dynamic_symbol): Replace an
        abort with a more helpful error message.

2020-04-16  Alan Modra  <amodra@gmail.com>

        PR 25827
        * dwarf2.c (scan_unit_for_symbols): Wrap overlong lines.  Don't
        strdup(0).

2020-04-15  Fangrui Song <maskray@google.com>

        PR binutils/24613
        * coff-rs6000.c (xcoff_ppc_relocate_section): Change RM_GENERATE_ERROR
        to RM_DIAGNOSE plus a check of warn_unresolved_syms.
        * coff64-rs6000.c (xcoff_ppc_relocate_section): Likewise.
        * elf-bfd.h (_bfd_elf_large_com_section): Likewise.
        * elf32-m32r.c (m32r_elf_relocate_section): Likewise.
        * elf32-score.c (s3_bfd_score_elf_relocate_section): Likewise.
        * elf32-score7.c (s7_bfd_score_elf_relocate_section): Likewise.
        * elf32-sh.c (sh_elf_relocate_section): Likewise.
        * elf32-spu.c (spu_elf_relocate_section): Likewise.
        * elf64-hppa.c (elf64_hppa_relocate_section): Likewise.
        * elflink.c (elf_link_output_extsym): Likewise.
        * elfxx-mips.c (mips_elf_calculate_relocation): Likewise.

2020-04-15  Alan Modra  <amodra@gmail.com>

        PR 25823
        * peXXigen.c (_bfd_XXi_swap_sym_in <C_SECTION>): Don't use a
        pointer into strings that may be freed for section name, always
        allocate a new string.

2020-04-14  Juan Manuel Guerrero  <juan.guerrero@gmx.de>
            Jan W. Jagersma  <jwjagersma@gmail.com>

        * coff-go32.c (COFF_GO32, IMAGE_SCN_LNK_NRELOC_OVFL)
        (coff_SWAP_scnhdr_in, coff_SWAP_scnhdr_out): Define.
        (_bfd_go32_swap_scnhdr_in, _bfd_go32_swap_scnhdr_out)
        (_bfd_go32_mkobject): New functions.
        * coff-stgo32.c (IMAGE_SCN_LNK_NRELOC_OVFL)
        (coff_SWAP_scnhdr_in, coff_SWAP_scnhdr_out): Define.
        (go32exe_mkobject): Call _bfd_go32_mkobject.
        * coffcode.h (COFF_WITH_EXTENDED_RELOC_COUNTER): Define.
        (coff_set_alignment_hook): Define function for COFF_GO32_EXE
        and COFF_GO32.
        (coff_write_relocs): Enable extended reloc counter code if
        COFF_WITH_EXTENDED_RELOC_COUNTER is defined.  Test for obj_go32.
        (coff_write_object_contents): Likewise.  Pad section headers
        for COFF_GO32 and COFF_GO32EXE.  Use bfd_coff_swap_scnhdr_out
        instead of coff_swap_scnhdr_out.
        * cofflink.c (_bfd_coff_final_link): Test also for obj_go32 to
        enable extended reloc counter.
        * coffswap.h: (coff_swap_scnhdr_in, coff_swap_scnhdr_out):
        Declare with ATTRIBUTE_UNUSED.
        * libcoff-in.h: (struct coff_tdata): New field go32.
        (obj_go32): Define.
        * libcoff.h: Regenerate.

2020-04-14  Fangrui Song  <maskray@google.com>

        PR gas/25768
        * elf.c (assign_section_numbers): Always set .stab sh_entsize to
        12.

2020-04-14  Stephen Casner  <casner@acm.org>

        PR ld/25677
        * pdp11.c: Add implementation of --imagic option.
        (adjust_o_magic): Fix objcopy --extract-symbol test.
        * libaout.h (enum aout_magic): Add i_magic.

2020-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
            Nick Clifton  <nickc@redhat.com>

        * elf32-sparc.c (sparc_final_write_processing): Fix whitespace.
        <0>: Ignore.
        <default>: Error rather than abort.

2020-04-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/25767
        * elf.c (_bfd_elf_fixup_group_sections): Remove zero-sized
        relocation section from section group.

2020-04-02  Jan W. Jagersma  <jwjagersma@gmail.com>

        * bfdio.c (bfd_bread, bfd_tell, bfd_seek, bfd_mmap): Always add
        bfd->origin to file offset.
        * bfdwin.c (bfd_get_file_window): Likewise.
        * bfd.c: Clarify the use of the bfd->origin field.
        * bfd-in2.h: Regenerate.
        * coff-i386.c: Don't include go32exe.h. Allow overriding
        coff_write_object_contents via COFF_WRITE_CONTENTS.
        * coff-stgo32.c (go32exe_cleanup, go32exe_mkobject)
        (go32exe_write_object_contents): New functions.
        (go32exe_temp_stub, go32exe_temp_stub_size): New static globals.
        (COFF_WRITE_CONTENTS, GO32EXE_DEFAULT_STUB_SIZE): Define.
        (create_go32_stub): Remove check for 2k size limit.  Read stub
        from go32exe_temp_stub if present.
        (go32_stubbed_coff_bfd_copy_private_bfd_data): Allocate and
        copy variable-length stub.
        (go32_check_format): Read stub to go32exe_temp_stub, set
        origin, return go32exe_cleanup.
        (adjust_filehdr_in_post, adjust_filehdr_out_pre)
        (adjust_filehdr_out_post, adjust_scnhdr_in_post)
        (adjust_scnhdr_out_pre, adjust_scnhdr_out_post)
        (adjust_aux_in_post, adjust_aux_out_pre, adjust_aux_out_post):
        Remove functions and their associated #defines.
        * coffcode.h (coff_mkobject_hook): Remove stub copying code.
        * libcoff-in.h: (struct coff_tdata): New field stub_size.
        Rename field go32stub to stub.
        * libcoff.h: Regenerate.
        * coff-stgo32.c (go32_check_format): Rename to...
        (go32exe_check_format): ...this.
        (go32_stubbed_coff_bfd_copy_private_bfd_data): Rename to...
        (go32exe_copy_private_bfd_data): ...this.
        (stub_bytes): Rename to...
        (go32exe_default_stub): ...this.
        (create_go32_stub): Rename to...
        (go32exe_create_stub): ...this.
        * coff-stgo32.c (go32exe_copy_private_bfd_data): Avoid realloc
        when possible.

2020-04-01  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/25749
        PR ld/25754
        * elf32-i386.c (elf_i386_convert_load_reloc): Convert load
        relocation to R_386_32 for relocation against non-preemptible
        absolute symbol.
        (elf_i386_check_relocs): Call _bfd_elf_x86_valid_reloc_p.  Don't
        allocate dynamic relocation for non-preemptible absolute symbol.
        (elf_i386_relocate_section): Pass sec to
        GENERATE_DYNAMIC_RELOCATION_P.
        * elf64-x86-64.c (R_X86_64_converted_reloc_bit): Moved.
        (elf_x86_64_convert_load_reloc): Covert load relocation to
        R_X86_64_32S or R_X86_64_32 for relocation against non-preemptible
        absolute symbol.  Don't convert to R_X86_64_32S nor R_X86_64_32
        for non-preemptible absolute symbol if they overflow.
        (elf_x86_64_check_relocs): Call _bfd_elf_x86_valid_reloc_p.  Set
        tls_type for GOT slot to GOT_ABS for non-preemptible absolute
        symbol.  Don't allocate dynamic relocation for non-preemptible
        absolute symbol.
        (elf_x86_64_relocate_section): Don't generate relative relocation
        for GOTPCREL relocations aganst local absolute symbol.  Pass sec
        to GENERATE_DYNAMIC_RELOCATION_P.
        * elfxx-x86.c (elf_x86_allocate_dynrelocs): No dynamic relocation
        against non-preemptible absolute symbol.
        (_bfd_elf_x86_valid_reloc_p): New function.
        (_bfd_x86_elf_size_dynamic_sections): No dynamic relocation for
        GOT_ABS GOT slot.
        * elfxx-x86.h (GENERATE_DYNAMIC_RELOCATION_P): Add an SEC
        argument.  Don't generate dynamic relocation against
        non-preemptible absolute symbol.
        (ABS_SYMBOL_P): New.
        (GENERATE_RELATIVE_RELOC_P): Don't generate relative relocation
        against non-preemptible absolute symbol.
        (GOT_ABS): New.
        (R_X86_64_converted_reloc_bit): New.  Moved from elf64-x86-64.c.
        (_bfd_elf_x86_valid_reloc_p): New.

2020-04-01  Tamar Christina  <tamar.christina@arm.com>

        PR ld/16017
        * elf32-arm.c (elf32_arm_populate_plt_entry): Set LSB of the PLT0
        address in the GOT if in thumb only mode.

2020-04-01  Tamar Christina  <tamar.christina@arm.com>

        * elf32-arm.c (elf32_thumb2_plt_entry): Fix PC-rel offset.

2020-04-01  Hans-Peter Nilsson  <hp@bitrange.com>

        * mmo.c (mmo_scan): Create .text section only when needed, not
        from the start.

2020-03-31  Alan Modra  <amodra@gmail.com>

        * coff-alpha.c (alpha_ecoff_get_elt_at_filepos): Correct bfd_bread
        return value check.

2020-03-31  Alan Modra  <amodra@gmail.com>

        * vms-alpha.c (image_write): Check bounds for sections without
        contents too.  Error on non-zero write to section without
        contents.
        (_bfd_vms_slurp_etir): Check return of image_write* functions.

2020-03-31  Alan Modra  <amodra@gmail.com>

        * tekhex.c (pass_over): Check is_eof before reading buffer.

2020-03-30  Nick Clifton  <nickc@redhat.com>

        PR binutils/pr25662
        * libcoff-in.h (struct pe_tdata): Rename the insert_timestamp
        field to timestamp and make it an integer.
        * libcoff.h: Regenerate.
        * peXXigen.c (_bfd_XXi_only_swap_filehdr_out): Test the timestamp
        field in the pe_data structure rather than the insert_timestamp
        field.

2020-03-30  Alan Modra  <amodra@gmail.com>

        PR 25745
        * elf64-ppc.c (ppc64_elf_build_stubs): Use asprintf to form
        statistics message.

2020-03-26  Nick Clifton  <nickc@redhat.com>

        * cofflink.c (bfd_coff_get_internal_extra_pe_aouthdr): Delete.
        * libbfd-in.h (bfd_coff_get_internal_extra_pe_aouthdr): Remove
        prototype.
        * libbfd.h: Regenerate.

2020-03-26  Alan Modra  <amodra@gmail.com>

        * i386msdos.c (msdos_object_p): Catch -1 return from bfd_bread.

2020-03-26  Alan Modra  <amodra@gmail.com>

        * vms-alpha.c (dst_define_location): Limit size of dst_ptr_offsets
        array.
        (_bfd_vms_slurp_object_records): Rename "err" to "ok".

2020-03-25  Nick Clifton  <nickc@redhat.com>

        * cofflink.c (bfd_coff_get_internal_extra_pe_aouthdr): New
        function.
        * libbfd-in.h (bfd_coff_get_internal_extra_pe_aouthdr): Prototype.
        * libbfd.h: Regenerate.

2020-03-25  Shahab Vahedi  <shahab@synopsys.com>

        * elf32-arc.c (PRINT_DEBUG_RELOC_INFO_BEFORE): Use the
        correct field name in the output string.

2020-03-25  Alan Modra  <amodra@gmail.com>

        PR 25662
        * elf.c (assign_file_positions_for_load_sections): Adjust offset
        for SHT_NOBITS section if first in segment.

2020-03-24  H.J. Lu  <hongjiu.lu@intel.com>

        PR binutils/25708
        * elf-bfd.h (_bfd_elf_get_symbol_version_name): Renamed to ...
        (_bfd_elf_get_symbol_version_string): This.
        * elf.c (_bfd_elf_get_symbol_version_name): Renamed to ...
        (_bfd_elf_get_symbol_version_string): This.
        (bfd_elf_print_symbol): Pass TRUE to
        _bfd_elf_get_symbol_version_string.
        * libbfd-in.h (_bfd_nosymbols_get_symbol_version_string): Add a
        bfd_boolean argument.
        * syms.c (_bfd_nosymbols_get_symbol_version_string): Likewise.
        * targets.c  (_bfd_get_symbol_version_string): Likewise.
        (bfd_get_symbol_version_string): Likewise.
        * bfd-in2.h: Regenerated.

2020-03-24  Nick Clifton  <nickc@redhat.com>
            Jaydeep Chauhan  <jaydeepchauhan1494@gmail.com>

        PR 25713
        * bfdio.c (_bfd_real_fopen): Add code to handle long filenames on
        Win32 systems.

2020-03-24  Nick Clifton  <nickc@redhat.com>

        PR 25681
        * elf.c (_bfd_elf_map_sections_to_segments): When looking for a
        segment to use for PT_GNU_RELRO, ignore empty sections in a
        segment's current list.

2020-03-24  H.J. Lu  <hongjiu.lu@intel.com>

        PR binutils/25717
        * elf-bfd.h (elf_obj_tdata): Change num_group to unsigned int.

2020-03-24  H.J. Lu  <hongjiu.lu@intel.com>

        PR binutils/25708
        * elf-bfd.h (_bfd_elf_get_symbol_version_name): New.
        * elf.c (_bfd_elf_get_symbol_version_name): New function.  Based
        on the previous _bfd_elf_get_symbol_version_string.
        (_bfd_elf_get_symbol_version_string): Use it.

2020-03-24  Alan Modra  <amodra@gmail.com>

        * archive.c (_bfd_generic_read_ar_hdr_mag): Sanity check extended
        name size.  Use bfd_malloc rather than bfd_zmalloc, clearing just
        struct areltdata.

2020-03-23  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * elflink.c (_bfd_elf_tls_setup): Mention .tdata in comment.

2020-03-23  Alan Modra  <amodra@gmail.com>

        * ecoff.c (_bfd_ecoff_slurp_armap): Sanity check parsed_size and
        symbol count.  Allocate an extra byte to ensure name strings
        are terminated.  Sanity check name offsets.  Release memory on
        error return.

2020-03-23  Alan Modra  <amodra@gmail.com>

        * i386msdos.c (msdos_object_p): Don't access e_lfanew when that
        field hasn't been read.  Remove unnecessary casts.

2020-03-22  Alan Modra  <amodra@gmail.com>

        * coff64-rs6000.c (xcoff64_slurp_armap): Ensure size is large
        enough to read number of symbols.

2020-03-20  H.J. Lu  <hongjiu.lu@intel.com>

        * configure.ac (HAVE_EXECUTABLE_SUFFIX): Removed.
        (EXECUTABLE_SUFFIX): Likewise.
        * config.in: Regenerated.
        * configure: Likewise.
        * plugin.c (bfd_plugin_close_and_cleanup): Defined as
        _bfd_generic_close_and_cleanup.
        (plugin_list_entry): Remove resolution_file, resolution_option,
        real_bfd, real_nsyms, real_syms, lto_nsyms, lto_syms, gcc,
        lto_wrapper, gcc_env and initialized,
        (need_lto_wrapper_p): Removed.
        (get_lto_wrapper): Likewise.
        (setup_lto_wrapper_env): Likewise.
        (register_all_symbols_read): Likewise.
        (egister_cleanup): Likewise.
        (get_symbols): Likewise.
        (add_input_file): Likewise.
        (bfd_plugin_set_program_name): Remove need_lto_wrapper.
        (add_symbols): Updated.
        (try_claim): Likewise.
        (try_load_plugin): Likewise.
        (bfd_plugin_canonicalize_symtab): Likewise.
        * plugin.h (bfd_plugin_set_program_name): Remove int argument.
        (plugin_data_struct): Remove real_bfd, real_nsyms and real_syms.

2020-03-19  H.J. Lu  <hongjiu.lu@intel.com>

        PR binutils/25640
        * plugin.c (plugin_list_entry): Add has_symbol_type.
        (add_symbols_v2): New function.
        (bfd_plugin_open_input): Don't invoke LTO wrapper if LTO plugin
        provides symbol type.
        (try_load_plugin): Add LDPT_ADD_SYMBOLS_V2.
        (bfd_plugin_canonicalize_symtab): Use LTO plugin symbol type if
        available.

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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