elf: Strip zero-sized dynamic sections

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

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
\f
Copyright (C) 2020 Free Software Foundation, Inc.

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

Local Variables:
mode: change-log
left-margin: 8
fill-column: 74
version-control: never
End: