Recognize more program breakpoint patterns

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

2020-01-29  Luis Machado  <luis.machado@linaro.org>

        * aarch64-tdep.c (BRK_INSN_MASK): Define to 0xffe0001f.
        (BRK_INSN_MASK): Define to 0xd4200000.
        (aarch64_program_breakpoint_here_p): New function.
        (aarch64_gdbarch_init): Set gdbarch_program_breakpoint_here_p hook.
        * arch-utils.c (default_program_breakpoint_here_p): Moved from
        breakpoint.c.
        * arch-utils.h (default_program_breakpoint_here_p): Moved from
        breakpoint.h
        * breakpoint.c (bp_loc_is_permanent): Changed return type to bool and
        call gdbarch_program_breakpoint_here_p.
        (program_breakpoint_here): Moved to arch-utils.c, renamed to
        default_program_breakpoint_here_p, changed return type to bool and
        simplified.
        * breakpoint.h (program_breakpoint_here): Moved prototype to
        arch-utils.h, renamed to default_program_breakpoint_here_p and changed
        return type to bool.
        * gdbarch.c: Regenerate.
        * gdbarch.h: Regenerate.
        * gdbarch.sh (program_breakpoint_here_p): New method.
        * infrun.c (handle_signal_stop): Call
        gdbarch_program_breakpoint_here_p.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * ctfread.c (struct ctf_fp_info): Reindent.
        (_initialize_ctfread): Remove.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * psymtab.c (partial_map_expand_apply)
        (psym_find_pc_sect_compunit_symtab, psym_lookup_symbol)
        (psymtab_to_symtab, psym_find_last_source_symtab, dump_psymtab)
        (psym_print_stats, psym_expand_symtabs_for_function)
        (psym_map_symbol_filenames, psym_map_matching_symbols)
        (psym_expand_symtabs_matching)
        (partial_symtab::read_dependencies, maintenance_info_psymtabs)
        (maintenance_check_psymtabs): Use new methods.
        * psympriv.h (struct partial_symtab) <readin_p,
        get_compunit_symtab>: New methods.
        <readin, compunit_symtab>: Remove members.
        (struct standard_psymtab): New.
        (struct legacy_psymtab): Derive from standard_psymtab.
        * dwarf2read.h (struct dwarf2_psymtab): Derive from
        standard_psymtab.
        * ctfread.c (struct ctf_psymtab): Derive from standard_psymtab.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_psymtab_to_symtab_1): Call
        read_dependencies.  Add assert.
        * psymtab.c (partial_symtab::read_dependencies): New method.
        * psympriv.h (struct partial_symtab) <read_dependencies>: New
        method.
        * mdebugread.c (psymtab_to_symtab_1): Call read_dependencies.
        * dwarf2read.c (dwarf2_psymtab::expand_psymtab): Call
        read_dependencies.
        * dbxread.c (dbx_psymtab_to_symtab_1): Call read_dependencies.
        Add assert.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_psymtab_to_symtab_1): Change argument order.
        Call expand_psymtab.
        (xcoff_read_symtab): Call expand_psymtab.
        (xcoff_start_psymtab, xcoff_end_psymtab): Set
        legacy_expand_psymtab.
        * psympriv.h (struct partial_symtab) <expand_psymtab>: New
        method.
        (struct legacy_psymtab) <expand_psymtab>: Implement.
        <legacy_expand_psymtab>: New member.
        * mdebugread.c (mdebug_read_symtab): Call expand_psymtab.
        (parse_partial_symbols): Set legacy_expand_psymtab.
        (psymtab_to_symtab_1): Change argument order.  Call
        expand_psymtab.
        (new_psymtab): Set legacy_expand_psymtab.
        * dwarf2read.h (struct dwarf2_psymtab) <expand_psymtab>: Declare.
        * dwarf2read.c (dwarf2_psymtab::read_symtab): Call
        expand_psymtab.
        (dwarf2_psymtab::expand_psymtab): Rename from
        psymtab_to_symtab_1.  Call expand_psymtab.
        * dbxread.c (start_psymtab): Set legacy_expand_psymtab.
        (dbx_end_psymtab): Likewise.
        (dbx_psymtab_to_symtab_1): Change argument order. Call
        expand_psymtab.
        (dbx_read_symtab): Call expand_psymtab.
        * ctfread.c (struct ctf_psymtab) <expand_psymtab>: Declare.
        (ctf_psymtab::expand_psymtab): Rename from psymtab_to_symtab.
        (ctf_psymtab::read_symtab): Call expand_psymtab.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_read_symtab): Remove prints.  Add assert.
        * psymtab.c (psymtab_to_symtab): Print verbose "Reading"
        messages.
        * mdebugread.c (mdebug_read_symtab): Remove prints.
        * dwarf2read.c (dwarf2_psymtab::read_symtab): Remove prints.  Add
        assert.
        * dbxread.c (dbx_read_symtab): Remove prints.  Add assert.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (this_symtab_psymtab, read_xcoff_symtab)
        (xcoff_psymtab_to_symtab_1, xcoff_read_symtab)
        (xcoff_start_psymtab, xcoff_end_psymtab, scan_xcoff_symtab): Use
        legacy_symtab.
        * stabsread.h (dbx_end_psymtab): Use legacy_symtab.
        * psymtab.c (psymtab_to_symtab): Call method.
        (dump_psymtab): Update.
        * psympriv.h (struct partial_symtab): Add virtual destructor.
        <read_symtab>: New method.
        (struct legacy_symtab): New.
        * mdebugread.c (mdebug_read_symtab): Use legacy_psymtab.
        (struct pst_map) <pst>: Now a legacy_psymtab.
        (parse_procedure, parse_partial_symbols, psymtab_to_symtab_1)
        (new_psymtab): Use legacy_psymtab.
        * dwarf2read.h (struct dwarf2_psymtab): New.
        (struct dwarf2_per_cu_data) <psymtab>: Use it.
        * dwarf2read.c (dwarf2_create_include_psymtab)
        (dwarf2_build_include_psymtabs, create_type_unit_group)
        (create_partial_symtab, process_psymtab_comp_unit_reader)
        (build_type_psymtabs_reader, build_type_psymtab_dependencies)
        (set_partial_user): Use dwarf2_psymtab.
        (dwarf2_psymtab::read_symtab): Rename from dwarf2_read_symtab.
        (psymtab_to_symtab_1, process_full_comp_unit)
        (process_full_type_unit, dwarf2_ranges_read)
        (dwarf2_get_pc_bounds, psymtab_include_file_name)
        (dwarf_decode_lines): Use dwarf2_psymtab.
        * dwarf-index-write.c (psym_index_map): Use dwarf2_psymtab.
        (add_address_entry_worker, write_one_signatured_type)
        (recursively_count_psymbols, recursively_write_psymbols)
        (write_one_signatured_type, psyms_seen_size, write_gdbindex)
        (write_debug_names): Likewise.
        * dbxread.c (struct header_file_location): Take a legacy_psymtab.
        <pst>: Now a legacy_psymtab.
        (find_corresponding_bincl_psymtab): Return a legacy_psymtab.
        (read_dbx_symtab, start_psymtab, dbx_end_psymtab)
        (dbx_psymtab_to_symtab_1, read_ofile_symtab): Use legacy_psymtab.
        * ctfread.c (struct ctf_psymtab): New.
        (ctf_start_symtab, ctf_end_symtab, psymtab_to_symtab): Take a
        ctf_psymtab.
        (ctf_psymtab::read_symtab): Rename from ctf_read_symtab.
        (create_partial_symtab): Return a ctf_psymtab.
        (scan_partial_symbols): Update.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_start_psymtab): Use new.
        * psymtab.c (partial_symtab::partial_symtab): New constructor,
        renamed from start_psymtab_common.
        * psympriv.h (struct partial_symtab): Add new constructor.
        (start_psymtab_common): Don't declare.
        * mdebugread.c (parse_partial_symbols): Use new.
        * dwarf2read.c (create_partial_symtab): Use new.
        * dbxread.c (start_psymtab): Use new.
        * ctfread.c (create_partial_symtab): Use new.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_end_psymtab): Use new.
        * psymtab.c (start_psymtab_common): Use new.
        (partial_symtab::partial_symtab): Rename from allocate_psymtab.
        Update.
        * psympriv.h (struct partial_symtab): Add parameters to
        constructor.  Don't inline.
        (allocate_psymtab): Don't declare.
        * mdebugread.c (new_psymtab): Use new.
        * dwarf2read.c (dwarf2_create_include_psymtab): Use new.
        * dbxread.c (dbx_end_psymtab): Use new.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * psymtab.h (class psymtab_storage) <install_psymtab>: Rename from
        allocate_psymtab.  Update documentation.
        * psymtab.c (psymtab_storage::install_psymtab): Rename from
        allocate_psymtab.  Do not use new.
        (allocate_psymtab): Use new.  Update.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * xcoffread.c (xcoff_psymtab_to_symtab_1): Update.
        * psymtab.c (psym_print_stats): Update.
        * psympriv.h (struct partial_symtab) <readin,
        psymtabs_addrmap_supported, anonymous>: Now bool.
        * mdebugread.c (psymtab_to_symtab_1): Update.
        * dwarf2read.c (create_type_unit_group, create_partial_symtab)
        (build_type_psymtabs_reader, psymtab_to_symtab_1)
        (process_full_comp_unit, process_full_type_unit): Update.
        * dbxread.c (dbx_psymtab_to_symtab_1): Update.
        * ctfread.c (psymtab_to_symtab): Update.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * mdebugread.c (parse_partial_symbols): Use discard_psymtab.
        * psymtab.h (class psymtab_storage) <free_psymtabs>: Remove.
        * psymtab.c (psymtab_storage): Delete psymtabs.
        (psymtab_storage::allocate_psymtab): Use new.
        (psymtab_storage::discard_psymtab): Use delete.
        * psympriv.h (struct partial_symtab): Add constructor and
        initializers.

2020-01-26  Tom Tromey  <tom@tromey.com>

        * machoread.c: Do not include psympriv.h.

2020-01-25  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

        * NEWS: Mention the new option and the set/show commands.

2020-01-25  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

        * exec.c (exec_file_mismatch_names, exec_file_mismatch_mode)
        (show_exec_file_mismatch_command, set_exec_file_mismatch_command)
        (validate_exec_file): New variables, enums, functions.
        (exec_file_locate_attach, print_section_info): Style the filenames.
        (_initialize_exec): Install show_exec_file_mismatch_command and
         set_exec_file_mismatch_command.
        * gdbcore.h (validate_exec_file): Declare.
        * infcmd.c (attach_command): Call validate_exec_file.
        * remote.c ( remote_target::remote_add_inferior): Likewise.

2020-01-24  Andrew Burgess  <andrew.burgess@embecosm.com>

        * frame.c (find_frame_sal): Move call to get_next_frame into more
        inner scope.
        * inline-frame.c (inilne_state) <inline_state>: Update argument
        types.
        (inilne_state) <skipped_symbol>: Rename to...
        (inilne_state) <skipped_symbols>: ...this, and change to a vector.
        (skip_inline_frames): Build vector of skipped symbols and use this
        to reate the inline_state.
        (inline_skipped_symbol): Add a comment and some assertions, fetch
        skipped symbol from the list.

2020-01-24  Andrew Burgess  <andrew.burgess@embecosm.com>

        * buildsym.c (lte_is_less_than): Delete.
        (buildsym_compunit::end_symtab_with_blockvector): Create local
        lambda function to sort line table entries, and use
        std::stable_sort instead of std::sort.
        * symtab.c (find_pc_sect_line): Skip backward over end of sequence
        markers when looking for a previous line.

2020-01-24  Andrew Burgess  <andrew.burgess@embecosm.com>

        * dwarf2read.c (lnp_state_machine::record_line): Include
        end_sequence parameter in debug print out.  Record the line if we
        are at an end_sequence marker even if it's not the start of a
        statement.
        * symmisc.c (maintenance_print_one_line_table): Print end of
        sequence markers with 'END' not '0'.

2020-01-24  Pedro Alves  <palves@redhat.com>

        PR gdb/25410
        * thread.c (scoped_restore_current_thread::restore): Use
        switch_to_inferior_no_thread.
        * exec.c: Include "progspace-and-thread.h".
        (add_target_sections, remove_target_sections):
        scoped_restore_current_pspace_and_thread instead of
        scoped_restore_current_thread.
        * infrun.c (handle_vfork_child_exec_or_exit): Assign the pspace
        and aspace to the inferior before calling clone_program_space.
        Remove stale comment.

2020-01-24  Christian Biesinger  <cbiesinger@google.com>

        * arm-nbsd-nat.c (arm_nbsd_nat_target::fetch_registers): Rename to...
        (arm_netbsd_nat_target::fetch_registers): ...this.
        (arm_nbsd_nat_target::store_registers): Rename to...
        (arm_netbsd_nat_target::store_registers): ...this.

2020-01-24  Christian Biesinger  <cbiesinger@google.com>

        * arm-nbsd-nat.c: Define _KERNTYPES to get the declaration of
        register_t.

2020-01-24  Christian Biesinger  <cbiesinger@google.com>

        * aarch64-fbsd-tdep.c (aarch64_fbsd_iterate_over_regset_sections):
        Update comment.
        * aarch64-linux-tdep.c (aarch64_linux_iterate_over_regset_sections):
        Likewise.
        * arm-fbsd-tdep.c (arm_fbsd_iterate_over_regset_sections): Likewise.
        * gdbcore.h (deprecated_add_core_fns): Update comment to point to
        the correct replacement (iterate_over_regset_sections).
        * riscv-fbsd-tdep.c (riscv_fbsd_iterate_over_regset_sections):
        Update comment.

2020-01-24  Graham Markall  <graham.markall@embecosm.com>

        PR gdb/23718
        * gdb/python/python.c (execute_gdb_command): Call
        async_enable_stdin in catch block.

2020-01-24  Andrew Burgess  <andrew.burgess@embecosm.com>

        * event-loop.c (start_event_loop): Wrap async_enable_stdin with
        SWITCH_THRU_ALL_UIS.

2020-01-24  Andrew Burgess  <andrew.burgess@embecosm.com>

        PR tui/9765
        * minsyms.c (lookup_minimal_symbol_by_pc_section): Update header
        comment, add extra parameter, and update to store previous symbol
        when appropriate.
        * minsyms.h (lookup_minimal_symbol_by_pc_section): Update comment,
        add extra parameter.
        * tui/tui-disasm.c (tui_disassemble): Update header comment,
        remove unneeded parameter, add try/catch around gdb_print_insn,
        rewrite to add items to asm_lines vector.
        (tui_find_backward_disassembly_start_address): New function.
        (tui_find_disassembly_address): Updated throughout.
        (tui_disasm_window::set_contents): Update for changes to
        tui_disassemble.
        (tui_disasm_window::do_scroll_vertical): No need to adjust the
        number of lines to scroll.

2020-01-23  Simon Marchi  <simon.marchi@polymtl.ca>

        * objfiles.h (ALL_OBJFILE_OSECTIONS): Move up.
        (SECT_OFF_DATA): Likewise.
        (SECT_OFF_RODATA): Likewise.
        (SECT_OFF_TEXT): Likewise.
        (SECT_OFF_BSS): Likewise.
        (struct objfile) <text_section_offset, data_section_offset>: New
        methods.
        * amd64-windows-tdep.c (amd64_windows_find_unwind_info): Use
        objfile::text_section_offset.
        * coff-pe-read.c (add_pe_forwarded_sym): Likewise.
        * coffread.c (coff_symtab_read): Likewise.
        (enter_linenos): Likewise.
        (process_coff_symbol): Likewise.
        * ctfread.c (get_objfile_text_range): Likewise.
        * dtrace-probe.c (dtrace_probe::get_relocated_address):
        Use objfile::data_section_offset.
        * dwarf2-frame.c (execute_cfa_program): Use
        objfile::text_section_offset.
        (dwarf2_frame_find_fde): Likewise.
        * dwarf2read.c (create_addrmap_from_index): Likewise.
        (create_addrmap_from_aranges): Likewise.
        (dw2_find_pc_sect_compunit_symtab): Likewise.
        (process_psymtab_comp_unit_reader): Likewise.
        (add_partial_symbol): Likewise.
        (add_partial_subprogram): Likewise.
        (process_full_comp_unit): Likewise.
        (read_file_scope): Likewise.
        (read_func_scope): Likewise.
        (read_lexical_block_scope): Likewise.
        (read_call_site_scope): Likewise.
        (dwarf2_rnglists_process): Likewise.
        (dwarf2_ranges_process): Likewise.
        (dwarf2_ranges_read): Likewise.
        (dwarf_decode_lines_1): Likewise.
        (new_symbol): Likewise.
        (dwarf2_fetch_die_loc_sect_off): Likewise.
        (dwarf2_per_cu_text_offset): Likewise.
        * hppa-bsd-tdep.c (hppabsd_find_global_pointer): Likewise.
        * hppa-tdep.c (read_unwind_info): Likewise.
        * ia64-tdep.c (ia64_find_unwind_table): Likewise.
        * psympriv.h (struct partial_symtab): Likewise.
        * psymtab.c (find_pc_sect_psymtab): Likewise.
        * solib-svr4.c (enable_break): Likewise.
        * stap-probe.c (relocate_address): Use
        objfile::data_section_offset.
        * xcoffread.c (enter_line_range): Use
        objfile::text_section_offset.
        (read_xcoff_symtab): Likewise.

2020-01-23  Simon Marchi  <simon.marchi@efficios.com>

        * darwin-nat.c (darwin_nat_target::wait_1): Move `inf`
        declaration to narrower scopes.

2020-01-23  Simon Marchi  <simon.marchi@efficios.com>

        * darwin-nat.h (struct darwin_exception_msg, enum
        darwin_msg_state, struct darwin_thread_info, darwin_thread_t):
        Move up.
        (class darwin_nat_target) <wait_1, check_new_threads,
        decode_exception_message, decode_message, stop_inferior,
        init_thread_list, ptrace_him, cancel_breakpoint>: Declare.
        * darwin-nat.c (darwin_check_new_threads): Rename to...
        (darwin_nat_target::check_new_threads): ... this.
        (darwin_suspend_inferior_it): Remove.
        (darwin_decode_exception_message): Rename to...
        (darwin_nat_target::decode_exception_message): ... this.
        (darwin_nat_target::resume): Pass target to find_inferior_ptid.
        (darwin_decode_message): Rename to...
        (darwin_nat_target::decode_message): ... this.
        (cancel_breakpoint): Rename to...
        (darwin_nat_target::cancel_breakpoint): ... this.
        (darwin_wait): Rename to...
        (darwin_nat_target::wait_1): ... this.  Use range-based for loop
        instead of iterate_over_inferiors.
        (darwin_nat_target::wait): Call wait_1 instead of darwin_wait.
        (darwin_stop_inferior): Rename to...
        (darwin_nat_target::stop_inferior): ... this.
        (darwin_nat_target::kill): Call wait_1 instead of darwin_wait.
        (darwin_init_thread_list): Rename to...
        (darwin_nat_target::init_thread_list): ... this.
        (darwin_ptrace_him): Rename to...
        (darwin_nat_target::ptrace_him): ... this.
        (darwin_nat_target::create_inferior): Pass lambda function to
        fork_inferior.
        (darwin_nat_target::detach): Call stop_inferior instead of
        darwin_stop_inferior.
        * fork-inferior.h (fork_inferior): Change init_trace_fun
        parameter to gdb::function_view.
        * fork-inferior.c (fork_inferior): Likewise.

2020-01-23  Hannes Domani  <ssbssa@yahoo.de>

        * i386-cygwin-tdep.c (core_process_module_section): Update.
        * windows-nat.c (struct lm_info_windows): Add text_offset.
        (windows_xfer_shared_libraries): Update.
        * windows-tdep.c (windows_xfer_shared_library):
        Add text_offset_cached argument.
        * windows-tdep.h (windows_xfer_shared_library): Update.

2020-01-21  Simon Marchi  <simon.marchi@efficios.com>

        * gdbarch.sh: Add declaration for _initialize_gdbarch.

2020-01-21  Simon Marchi  <simon.marchi@efficios.com>

        * remote-sim.c (check_for_duplicate_sim_descriptor): Remove.
        (get_sim_inferior_data): Remove use of iterate_over_inferiors,
        replace with range-based for.
        (gdbsim_interrupt_inferior): Remove.
        (gdbsim_target::interrupt): Replace iterate_over_inferiors use
        with a range-based for.  Inline code from
        gdbsim_interrupt_inferior.

2020-01-21  Simon Marchi  <simon.marchi@efficios.com>

        * infrun.c (proceed): Fix indentation.

2020-01-21  Tom Tromey  <tromey@adacore.com>

        * source-cache.c (source_cache::ensure): Call ext_lang_colorize.
        * python/python.c (python_extension_ops): Update.
        (gdbpy_colorize): New function.
        * python/lib/gdb/__init__.py (colorize): New function.
        * extension.h (ext_lang_colorize): Declare.
        * extension.c (ext_lang_colorize): New function.
        * extension-priv.h (struct extension_language_ops) <colorize>: New
        member.
        * cli/cli-style.c (_initialize_cli_style): Update help text.

2020-01-21  Luis Machado  <luis.machado@linaro.org>

        * aarch64-tdep.c (struct aarch64_displaced_step_closure)
        <cond>: Change type to bool.
        (aarch64_displaced_step_b_cond): Update cond to use bool type.
        (aarch64_displaced_step_cb): Likewise.
        (aarch64_displaced_step_tb): Likewise.

2020-01-21  Luis Machado  <luis.machado@linaro.org>

        * aarch64-tdep.c (aarch64_displaced_step_fixup): Add more debugging
        output.

2020-01-21  Luis Machado  <luis.machado@linaro.org>

        * aarch64-tdep.c (struct aarch64_displaced_step_closure )
        <pc_adjust>: Adjust the documentation.
        (aarch64_displaced_step_fixup): Check if PC really moved before
        adjusting it.

2020-01-19  Tom Tromey  <tom@tromey.com>

        * disasm.c (~gdb_disassembler): New destructor.
        (gdb_buffered_insn_length): Call disassemble_free_target.
        * disasm.h (class gdb_disassembler): Declare destructor.  Use
        DISABLE_COPY_AND_ASSIGN.

2020-01-19  Tom Tromey  <tom@tromey.com>

        * dwarf2read.c (abbrev_table_up): Move typedef earlier.
        (die_reader_func_ftype): Remove.
        (cutu_reader): New class.
        (dw2_get_file_names_reader): Remove "data" parameter.
        (dw2_get_file_names): Use cutu_reader.
        (create_debug_type_hash_table): Update.
        (read_cutu_die_from_dwo): Update comment.
        (lookup_dwo_unit): Add dwo_name parameter.
        (cutu_reader::init_tu_and_read_dwo_dies): Now a method.  Remove
        die_reader_func_ftype and data parameters.
        (cutu_reader::cutu_reader): Rename from init_cutu_and_read_dies.
        Remove die_reader_func_ftype and data parameters.
        (~cutu_reader): New; from init_cutu_and_read_dies.
        (cutu_reader::cutu_reader): Rename from
        init_cutu_and_read_dies_no_follow.  Remove die_reader_func_ftype
        and data parameters.
        (init_cutu_and_read_dies_simple): Remove.
        (struct process_psymtab_comp_unit_data): Remove.
        (process_psymtab_comp_unit_reader): Remove data parameter; add
        want_partial_unit and pretend_language parameters.
        (process_psymtab_comp_unit): Use cutu_reader.
        (build_type_psymtabs_reader): Remove data parameter.
        (build_type_psymtabs_1): Use cutu_reader.
        (process_skeletonless_type_unit): Likewise.
        (load_partial_comp_unit_reader): Remove.
        (load_partial_comp_unit): Use cutu_reader.
        (load_full_comp_unit_reader): Remove.
        (load_full_comp_unit): Use cutu_reader.
        (struct create_dwo_cu_data): Remove.
        (create_dwo_cu_reader): Remove datap parameter; add dwo_file and
        dwo_unit parameters.
        (create_cus_hash_table): Use cutu_reader.
        (struct dwarf2_read_addr_index_data): Remove.
        (dwarf2_read_addr_index_reader): Remove.
        (dwarf2_read_addr_index): Use cutu_reader.
        (read_signatured_type_reader): Remove.
        (read_signatured_type): Use cutu_reader.

2020-01-19  Tom Tromey  <tom@tromey.com>

        * tui/tui.c (tui_show_assembly): Use tui_suppress_output.
        * tui/tui-wingeneral.h (class tui_suppress_output): New.
        (tui_wrefresh): Declare.
        * tui/tui-wingeneral.c (suppress_output): New global.
        (tui_suppress_output, ~tui_suppress_output): New constructor and
        destructor.
        (tui_wrefresh): New function.
        (tui_gen_win_info::refresh_window): Use tui_wrefresh.
        (tui_gen_win_info::make_window): Call wnoutrefresh when needed.
        * tui/tui-regs.h (struct tui_data_window) <no_refresh>: Declare
        method.
        * tui/tui-regs.c (tui_data_window::erase_data_content): Call
        tui_wrefresh.
        (tui_data_window::no_refresh): New method.
        (tui_data_item_window::refresh_window): Call tui_wrefresh.
        (tui_reg_command): Use tui_suppress_output
        * tui/tui-layout.c (tui_set_layout): Use tui_suppress_output.
        * tui/tui-data.h (struct tui_gen_win_info) <no_refresh>: New
        method.
        * tui/tui-command.c (tui_refresh_cmd_win): Call tui_wrefresh.

2020-01-19  Tom Tromey  <tom@tromey.com>

        * tui/tui-winsource.c (tui_update_source_windows_with_line):
        Handle case where symtab is null.

2020-01-19  Simon Marchi  <simon.marchi@polymtl.ca>

        * linux-fork.c (one_fork_p): Simplify.

2020-01-17  Simon Marchi  <simon.marchi@efficios.com>

        * top.c (struct qt_args): Remove.
        (kill_or_detach): Change return type to void, replace `void *`
        parameter with a proper one.
        (print_inferior_quit_action):  Likewise.
        (quit_confirm): Use range-based for loop to iterate over inferiors.
        (quit_force): Likewise.

2020-01-17  Simon Marchi  <simon.marchi@efficios.com>

        * mi/mi-main.c (run_one_inferior): Change return type to void, replace
        `void *` parameter with proper parameters.
        (mi_cmd_exec_run): Use range-based loop to iterate over inferiors.
        (print_one_inferior): Change return type to void, replace `void *`
        parameter with proper parameters.
        (mi_cmd_list_thread_groups): Use range-based loop to iterate over
        inferiors.
        (get_other_inferior): Remove.
        (mi_cmd_remove_inferior): Use range-based loop to iterate over
        inferiors.

2020-01-17  Simon Marchi  <simon.marchi@efficios.com>

        * mi/mi-interp.c (report_initial_inferior): Remove.
        (mi_interp::init): Use range-based for to iterate over inferiors.

2020-01-17  Simon Marchi  <simon.marchi@efficios.com>

        * python/py-inferior.c (build_inferior_list): Remove.
        (gdbpy_ref): Use range-based for loop to iterate over inferiors.

2020-01-16  Christian Biesinger  <cbiesinger@google.com>

        * btrace.c (btrace_compute_ftrace_1): Fix spelling error (Unkown).
        (btrace_stitch_trace): Likewise.
        * charset.c (intermediate_encoding): Likewise (vaild).
        * nat/linux-btrace.c (linux_read_pt): Likewise (Unkown).
        * python/py-record-btrace.c (struct PyMethodDef): Likewise (occurences).
        * record-btrace.c (record_btrace_print_conf): Likewise (unkown).

2020-01-16  Hannes Domani  <ssbssa@yahoo.de>

        * windows-tdep.c (windows_get_tlb_type):
        Add rtl_user_process_parameters type.

2020-01-16  Pedro Alves  <palves@redhat.com>
            Norbert Lange  <nolange79@gmail.com>

        PR build/24805
        * gdbsupport/gdb_proc_service.h (PS_EXPORT): New.
        (ps_get_thread_area, ps_getpid, ps_lcontinue, ps_lgetfpregs)
        (ps_lgetregs, ps_lsetfpregs, ps_lsetregs, ps_lstop, ps_pcontinue)
        (ps_pdread, ps_pdwrite, ps_pglobal_lookup, ps_pstop, ps_ptread)
        (ps_ptwrite, ps_lgetxregs, ps_lgetxregsize, ps_lsetxregs)
        (ps_plog): Redeclare exported functions with default visibility.

2020-01-16  Nitika Achra  <Nitika.Achra@amd.com>

        * dwarf2loc.c (decode_debug_loclists_addresses): Handle
        DW_LLE_base_addressx, DW_LLE_startx_length, DW_LLE_start_length.

2020-01-15  Simon Marchi  <simon.marchi@efficios.com>

        * infcmd.c (post_create_inferior): Use get_thread_regcache
        instead of get_current_regcache.

2020-01-14  Tom Tromey  <tom@tromey.com>

        PR symtab/12535:
        * python/python.c (gdbpy_decode_line): Treat empty string the same
        as no argument.

2020-01-14  Tom Tromey  <tom@tromey.com>

        * Makefile.in (CLIBS): Remove second use of $(LIBIBERTY).

2020-01-14  Tom Tromey  <tom@tromey.com>

        * nat/linux-btrace.c: Don't include <config.h>.
        * nat/linux-ptrace.c: Don't include <config.h>.
        * nat/x86-linux-dregs.c: Don't include <config.h>.

2020-01-14  Tom Tromey  <tom@tromey.com>

        * configure: Rebuild.
        * configure.ac: Move many checks to ../gdbsupport/common.m4.

2020-01-14  Tom Tromey  <tom@tromey.com>

        * nat/x86-linux-dregs.c: Include configh.h.
        * nat/linux-ptrace.c: Include configh.h.
        * nat/linux-btrace.c: Include configh.h.
        * defs.h: Include config.h, bfd.h.
        * configure.ac: Don't source common.host.
        (CONFIG_OBS, CONFIG_SRCS): Remove gdbsupport files.
        * configure: Rebuild.
        * acinclude.m4: Update path.
        * Makefile.in (SUPPORT, LIBSUPPORT, INCSUPPORT): New variables.
        (CONFIG_SRC_SUBDIR): Remove gdbsupport.
        (INTERNAL_CFLAGS_BASE): Add INCSUPPORT.
        (CLIBS): Add LIBSUPPORT.
        (CDEPS): Likewise.
        (COMMON_SFILES): Remove gdbsupport files.
        (HFILES_NO_SRCDIR): Likewise.
        (stamp-version): Update path to create-version.sh.
        (ALLDEPFILES): Remove gdbsupport files.

2020-01-14  Tom Tromey  <tom@tromey.com>

        * gdbsupport/common.m4 (GDB_AC_COMMON): Define WIN32APILIBS and
        USE_WIN32API when needed.
        * configure.ac (USE_WIN32API): Don't define.
        (WIN32LIBS): Use WIN32APILIBS.
        * configure: Rebuild.

2020-01-14  Tom Tromey  <tom@tromey.com>

        * configure: Rebuild.
        * gdbsupport/common.m4 (GDB_AC_COMMON): Fix indentation.

2020-01-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * skip.c (skip_function_command): Make skip w/o arguments use the
        name of the inlined function if pc is inside any inlined function.

2020-01-14  Luis Machado  <luis.machado@linaro.org>

        * inf-ptrace.c (inf_ptrace_target::resume): Update comments.
        * infrun.c (resume_1): Likewise.
        (handle_inferior_event): Remove stale comment.
        * linux-nat.c (linux_nat_target::resume): Update comments.
        (save_stop_reason): Likewise.
        (linux_nat_filter_event): Likewise.
        * linux-nat.h (struct lwp_info) <stop_pc>, <stop_reason>: Likewise.

2020-01-13  Andrew Burgess  <andrew.burgess@embecosm.com>

        * elfread.c (record_minimal_symbol): Set section index to 0 for
        non-allocatable sections.


2020-01-13  Ali Tamur <tamur@google.com>

        * dwarf2read.c (dwarf2_debug_sections): Add debug_str_offsets sections.
        (dwarf2_cu): Add str_offsets_base field.  Change the type of addr_base
        to gdb::optional.  Update comments.
        (dwo_file): Update comments.
        (read_attribute): Update API to take an additional out parameter,
        need_reprocess.  This is used to mark attributes that need other
        attributes (e.g. str_offsets_base) for correct computation which may not
        have been read yet.
        (read_attribute_reprocess): New function declaration.
        (read_addr_index): Likewise.
        (read_dwo_str_index): Likewise.
        (read_stub_str_index): Likewise.
        (dwarf2_per_objfile::locate_sections): Handle debug_str_offsets section.
        (lookup_addr_base): New function definition.
        (lookup_ranges_base): Likewise.
        (read_cutu_die_from_dwo): Use the new functions: lookup_addr_base,
        lookup_ranges_base.
        (init_cutu_and_read_dies): Update comments.
        (init_cutu_and_read_dies_no_follow): Change API to take parent compile
        unit.  This is used to inherit parent's str_offsets_base and addr_base.
        Update comments.
        (init_cutu_and_read_dies_simple): Reflect API changes.
        (skip_one_die): Reflect API changes.  Handle DW_FORM_rnglistx.
        (create_cus_hash_table): Change API to take parent compile unit.  
        Reflect API changes.
        (open_and_init_dwo_file): Reflect API changes.
        (dwarf2_get_pc_bounds): Update comments.
        (dwarf2_record_block_ranges): Likewise.
        (read_full_die_1): Change implementation to reprocess attributes that
        need str_offsets_base and addr_base.
        (partial_die_info::read): Likewise.
        (read_attribute_reprocess): New function definition.
        (read_attribute_value): Change API to take an additional out parameter,
        need_reprocess.  Handle DW_FORM_rnglistx.  No longer trigger an error
        when a non-dwo compile unit has index based attributes.
        (read_attribute): Reflect API changes.
        (read_addr_index_1): Reflect API changes.  Update comments.
        (dwarf2_read_addr_index_data): Reflect API changes.
        (dwarf2_read_addr_index): Likewise.
        (read_str_index): Change API and implementation.  This becomes a helper
        to be used by the new string index related methods.  Update error
        message and comments.
        (read_dwo_str_index): New function definition.
        (read_stub_str_index): Likewise.
        * dwarf2read.h (dwarf2_per_objfile): Add str_offsets field.
        * symfile.h (dwarf2_debug_sections): Likewise.
        * xcoffread.c (dwarf2_debug_sections): Likewise.

2020-01-13  Simon Marchi  <simon.marchi@efficios.com>

        * gdbcore.h (struct core_fns) <core_read_registers>: Change
        core_reg_sect type to gdb_byte *.
        * arm-nbsd-nat.c (fetch_elfcore_registers): Likewise.
        * cris-tdep.c (fetch_core_registers): Likewise.
        * corelow.c (core_target::get_core_register_section): Change
        type of `contents` to gdb::byte_vector.

2020-01-13  Andrew Burgess  <andrew.burgess@embecosm.com>

        * tui/tui-wingeneral.c (box_win): Position the title in the center
        of the border.

2020-01-13  Simon Marchi  <simon.marchi@polymtl.ca>

        * corelow.c (core_target::get_core_register_section): Use
          std::vector instead of alloca.

2020-01-13  Simon Marchi  <simon.marchi@efficios.com>

        * warning.m4: Add -Wmissing-declarations to build_warnings.
        * configure: Re-generate.

2020-01-13  Simon Marchi  <simon.marchi@efficios.com>

        * python/python.c (init__gdb_module): Add declaration.

2020-01-13  Simon Marchi  <simon.marchi@efficios.com>

        * aarch64-fbsd-nat.c (_initialize_aarch64_fbsd_nat): Add declaration.
        * aarch64-fbsd-tdep.c (_initialize_aarch64_fbsd_tdep): Add declaration.
        * aarch64-linux-nat.c (_initialize_aarch64_linux_nat): Add declaration.
        * aarch64-linux-tdep.c (_initialize_aarch64_linux_tdep): Add declaration.
        * aarch64-newlib-tdep.c (_initialize_aarch64_newlib_tdep): Add declaration.
        * aarch64-tdep.c (_initialize_aarch64_tdep): Add declaration.
        * ada-exp.y (_initialize_ada_exp): Add declaration.
        * ada-lang.c (_initialize_ada_language): Add declaration.
        * ada-tasks.c (_initialize_tasks): Add declaration.
        * agent.c (_initialize_agent): Add declaration.
        * aix-thread.c (_initialize_aix_thread): Add declaration.
        * alpha-bsd-nat.c (_initialize_alphabsd_nat): Add declaration.
        * alpha-linux-nat.c (_initialize_alpha_linux_nat): Add declaration.
        * alpha-linux-tdep.c (_initialize_alpha_linux_tdep): Add declaration.
        * alpha-nbsd-tdep.c (_initialize_alphanbsd_tdep): Add declaration.
        * alpha-obsd-tdep.c (_initialize_alphaobsd_tdep): Add declaration.
        * alpha-tdep.c (_initialize_alpha_tdep): Add declaration.
        * amd64-darwin-tdep.c (_initialize_amd64_darwin_tdep): Add declaration.
        * amd64-dicos-tdep.c (_initialize_amd64_dicos_tdep): Add declaration.
        * amd64-fbsd-nat.c (_initialize_amd64fbsd_nat): Add declaration.
        * amd64-fbsd-tdep.c (_initialize_amd64fbsd_tdep): Add declaration.
        * amd64-linux-nat.c (_initialize_amd64_linux_nat): Add declaration.
        * amd64-linux-tdep.c (_initialize_amd64_linux_tdep): Add declaration.
        * amd64-nbsd-nat.c (_initialize_amd64nbsd_nat): Add declaration.
        * amd64-nbsd-tdep.c (_initialize_amd64nbsd_tdep): Add declaration.
        * amd64-obsd-nat.c (_initialize_amd64obsd_nat): Add declaration.
        * amd64-obsd-tdep.c (_initialize_amd64obsd_tdep): Add declaration.
        * amd64-sol2-tdep.c (_initialize_amd64_sol2_tdep): Add declaration.
        * amd64-tdep.c (_initialize_amd64_tdep): Add declaration.
        * amd64-windows-nat.c (_initialize_amd64_windows_nat): Add declaration.
        * amd64-windows-tdep.c (_initialize_amd64_windows_tdep): Add declaration.
        * annotate.c (_initialize_annotate): Add declaration.
        * arc-newlib-tdep.c (_initialize_arc_newlib_tdep): Add declaration.
        * arc-tdep.c (_initialize_arc_tdep): Add declaration.
        * arch-utils.c (_initialize_gdbarch_utils): Add declaration.
        * arm-fbsd-nat.c (_initialize_arm_fbsd_nat): Add declaration.
        * arm-fbsd-tdep.c (_initialize_arm_fbsd_tdep): Add declaration.
        * arm-linux-nat.c (_initialize_arm_linux_nat): Add declaration.
        * arm-linux-tdep.c (_initialize_arm_linux_tdep): Add declaration.
        * arm-nbsd-nat.c (_initialize_arm_netbsd_nat): Add declaration.
        * arm-nbsd-tdep.c (_initialize_arm_netbsd_tdep): Add declaration.
        * arm-obsd-tdep.c (_initialize_armobsd_tdep): Add declaration.
        * arm-pikeos-tdep.c (_initialize_arm_pikeos_tdep): Add declaration.
        * arm-symbian-tdep.c (_initialize_arm_symbian_tdep): Add declaration.
        * arm-tdep.c (_initialize_arm_tdep): Add declaration.
        * arm-wince-tdep.c (_initialize_arm_wince_tdep): Add declaration.
        * auto-load.c (_initialize_auto_load): Add declaration.
        * auxv.c (_initialize_auxv): Add declaration.
        * avr-tdep.c (_initialize_avr_tdep): Add declaration.
        * ax-gdb.c (_initialize_ax_gdb): Add declaration.
        * bfin-linux-tdep.c (_initialize_bfin_linux_tdep): Add declaration.
        * bfin-tdep.c (_initialize_bfin_tdep): Add declaration.
        * break-catch-sig.c (_initialize_break_catch_sig): Add declaration.
        * break-catch-syscall.c (_initialize_break_catch_syscall): Add declaration.
        * break-catch-throw.c (_initialize_break_catch_throw): Add declaration.
        * breakpoint.c (_initialize_breakpoint): Add declaration.
        * bsd-uthread.c (_initialize_bsd_uthread): Add declaration.
        * btrace.c (_initialize_btrace): Add declaration.
        * charset.c (_initialize_charset): Add declaration.
        * cli/cli-cmds.c (_initialize_cli_cmds): Add declaration.
        * cli/cli-dump.c (_initialize_cli_dump): Add declaration.
        * cli/cli-interp.c (_initialize_cli_interp): Add declaration.
        * cli/cli-logging.c (_initialize_cli_logging): Add declaration.
        * cli/cli-script.c (_initialize_cli_script): Add declaration.
        * cli/cli-style.c (_initialize_cli_style): Add declaration.
        * coff-pe-read.c (_initialize_coff_pe_read): Add declaration.
        * coffread.c (_initialize_coffread): Add declaration.
        * compile/compile-cplus-types.c (_initialize_compile_cplus_types): Add declaration.
        * compile/compile.c (_initialize_compile): Add declaration.
        * complaints.c (_initialize_complaints): Add declaration.
        * completer.c (_initialize_completer): Add declaration.
        * copying.c (_initialize_copying): Add declaration.
        * corefile.c (_initialize_core): Add declaration.
        * corelow.c (_initialize_corelow): Add declaration.
        * cp-abi.c (_initialize_cp_abi): Add declaration.
        * cp-namespace.c (_initialize_cp_namespace): Add declaration.
        * cp-support.c (_initialize_cp_support): Add declaration.
        * cp-valprint.c (_initialize_cp_valprint): Add declaration.
        * cris-linux-tdep.c (_initialize_cris_linux_tdep): Add declaration.
        * cris-tdep.c (_initialize_cris_tdep): Add declaration.
        * csky-linux-tdep.c (_initialize_csky_linux_tdep): Add declaration.
        * csky-tdep.c (_initialize_csky_tdep): Add declaration.
        * ctfread.c (_initialize_ctfread): Add declaration.
        * d-lang.c (_initialize_d_language): Add declaration.
        * darwin-nat-info.c (_initialize_darwin_info_commands): Add declaration.
        * darwin-nat.c (_initialize_darwin_nat): Add declaration.
        * dbxread.c (_initialize_dbxread): Add declaration.
        * dcache.c (_initialize_dcache): Add declaration.
        * disasm-selftests.c (_initialize_disasm_selftests): Add declaration.
        * disasm.c (_initialize_disasm): Add declaration.
        * dtrace-probe.c (_initialize_dtrace_probe): Add declaration.
        * dummy-frame.c (_initialize_dummy_frame): Add declaration.
        * dwarf-index-cache.c (_initialize_index_cache): Add declaration.
        * dwarf-index-write.c (_initialize_dwarf_index_write): Add declaration.
        * dwarf2-frame-tailcall.c (_initialize_tailcall_frame): Add declaration.
        * dwarf2-frame.c (_initialize_dwarf2_frame): Add declaration.
        * dwarf2expr.c (_initialize_dwarf2expr): Add declaration.
        * dwarf2loc.c (_initialize_dwarf2loc): Add declaration.
        * dwarf2read.c (_initialize_dwarf2_read): Add declaration.
        * elfread.c (_initialize_elfread): Add declaration.
        * exec.c (_initialize_exec): Add declaration.
        * extension.c (_initialize_extension): Add declaration.
        * f-lang.c (_initialize_f_language): Add declaration.
        * f-valprint.c (_initialize_f_valprint): Add declaration.
        * fbsd-nat.c (_initialize_fbsd_nat): Add declaration.
        * fbsd-tdep.c (_initialize_fbsd_tdep): Add declaration.
        * filesystem.c (_initialize_filesystem): Add declaration.
        * findcmd.c (_initialize_mem_search): Add declaration.
        * findvar.c (_initialize_findvar): Add declaration.
        * fork-child.c (_initialize_fork_child): Add declaration.
        * frame-base.c (_initialize_frame_base): Add declaration.
        * frame-unwind.c (_initialize_frame_unwind): Add declaration.
        * frame.c (_initialize_frame): Add declaration.
        * frv-linux-tdep.c (_initialize_frv_linux_tdep): Add declaration.
        * frv-tdep.c (_initialize_frv_tdep): Add declaration.
        * ft32-tdep.c (_initialize_ft32_tdep): Add declaration.
        * gcore.c (_initialize_gcore): Add declaration.
        * gdb-demangle.c (_initialize_gdb_demangle): Add declaration.
        * gdb_bfd.c (_initialize_gdb_bfd): Add declaration.
        * gdbarch-selftests.c (_initialize_gdbarch_selftests): Add declaration.
        * gdbarch.c (_initialize_gdbarch): Add declaration.
        * gdbtypes.c (_initialize_gdbtypes): Add declaration.
        * gnu-nat.c (_initialize_gnu_nat): Add declaration.
        * gnu-v2-abi.c (_initialize_gnu_v2_abi): Add declaration.
        * gnu-v3-abi.c (_initialize_gnu_v3_abi): Add declaration.
        * go-lang.c (_initialize_go_language): Add declaration.
        * go32-nat.c (_initialize_go32_nat): Add declaration.
        * guile/guile.c (_initialize_guile): Add declaration.
        * h8300-tdep.c (_initialize_h8300_tdep): Add declaration.
        * hppa-linux-nat.c (_initialize_hppa_linux_nat): Add declaration.
        * hppa-linux-tdep.c (_initialize_hppa_linux_tdep): Add declaration.
        * hppa-nbsd-nat.c (_initialize_hppanbsd_nat): Add declaration.
        * hppa-nbsd-tdep.c (_initialize_hppanbsd_tdep): Add declaration.
        * hppa-obsd-nat.c (_initialize_hppaobsd_nat): Add declaration.
        * hppa-obsd-tdep.c (_initialize_hppabsd_tdep): Add declaration.
        * hppa-tdep.c (_initialize_hppa_tdep): Add declaration.
        * i386-bsd-nat.c (_initialize_i386bsd_nat): Add declaration.
        * i386-cygwin-tdep.c (_initialize_i386_cygwin_tdep): Add declaration.
        * i386-darwin-nat.c (_initialize_i386_darwin_nat): Add declaration.
        * i386-darwin-tdep.c (_initialize_i386_darwin_tdep): Add declaration.
        * i386-dicos-tdep.c (_initialize_i386_dicos_tdep): Add declaration.
        * i386-fbsd-nat.c (_initialize_i386fbsd_nat): Add declaration.
        * i386-fbsd-tdep.c (_initialize_i386fbsd_tdep): Add declaration.
        * i386-gnu-nat.c (_initialize_i386gnu_nat): Add declaration.
        * i386-gnu-tdep.c (_initialize_i386gnu_tdep): Add declaration.
        * i386-go32-tdep.c (_initialize_i386_go32_tdep): Add declaration.
        * i386-linux-nat.c (_initialize_i386_linux_nat): Add declaration.
        * i386-linux-tdep.c (_initialize_i386_linux_tdep): Add declaration.
        * i386-nbsd-nat.c (_initialize_i386nbsd_nat): Add declaration.
        * i386-nbsd-tdep.c (_initialize_i386nbsd_tdep): Add declaration.
        * i386-nto-tdep.c (_initialize_i386nto_tdep): Add declaration.
        * i386-obsd-nat.c (_initialize_i386obsd_nat): Add declaration.
        * i386-obsd-tdep.c (_initialize_i386obsd_tdep): Add declaration.
        * i386-sol2-nat.c (_initialize_amd64_sol2_nat): Add declaration.
        * i386-sol2-tdep.c (_initialize_i386_sol2_tdep): Add declaration.
        * i386-tdep.c (_initialize_i386_tdep): Add declaration.
        * i386-windows-nat.c (_initialize_i386_windows_nat): Add declaration.
        * ia64-libunwind-tdep.c (_initialize_libunwind_frame): Add declaration.
        * ia64-linux-nat.c (_initialize_ia64_linux_nat): Add declaration.
        * ia64-linux-tdep.c (_initialize_ia64_linux_tdep): Add declaration.
        * ia64-tdep.c (_initialize_ia64_tdep): Add declaration.
        * ia64-vms-tdep.c (_initialize_ia64_vms_tdep): Add declaration.
        * infcall.c (_initialize_infcall): Add declaration.
        * infcmd.c (_initialize_infcmd): Add declaration.
        * inflow.c (_initialize_inflow): Add declaration.
        * infrun.c (_initialize_infrun): Add declaration.
        * interps.c (_initialize_interpreter): Add declaration.
        * iq2000-tdep.c (_initialize_iq2000_tdep): Add declaration.
        * jit.c (_initialize_jit): Add declaration.
        * language.c (_initialize_language): Add declaration.
        * linux-fork.c (_initialize_linux_fork): Add declaration.
        * linux-nat.c (_initialize_linux_nat): Add declaration.
        * linux-tdep.c (_initialize_linux_tdep): Add declaration.
        * linux-thread-db.c (_initialize_thread_db): Add declaration.
        * lm32-tdep.c (_initialize_lm32_tdep): Add declaration.
        * m2-lang.c (_initialize_m2_language): Add declaration.
        * m32c-tdep.c (_initialize_m32c_tdep): Add declaration.
        * m32r-linux-nat.c (_initialize_m32r_linux_nat): Add declaration.
        * m32r-linux-tdep.c (_initialize_m32r_linux_tdep): Add declaration.
        * m32r-tdep.c (_initialize_m32r_tdep): Add declaration.
        * m68hc11-tdep.c (_initialize_m68hc11_tdep): Add declaration.
        * m68k-bsd-nat.c (_initialize_m68kbsd_nat): Add declaration.
        * m68k-bsd-tdep.c (_initialize_m68kbsd_tdep): Add declaration.
        * m68k-linux-nat.c (_initialize_m68k_linux_nat): Add declaration.
        * m68k-linux-tdep.c (_initialize_m68k_linux_tdep): Add declaration.
        * m68k-tdep.c (_initialize_m68k_tdep): Add declaration.
        * machoread.c (_initialize_machoread): Add declaration.
        * macrocmd.c (_initialize_macrocmd): Add declaration.
        * macroscope.c (_initialize_macroscope): Add declaration.
        * maint-test-options.c (_initialize_maint_test_options): Add declaration.
        * maint-test-settings.c (_initialize_maint_test_settings): Add declaration.
        * maint.c (_initialize_maint_cmds): Add declaration.
        * mdebugread.c (_initialize_mdebugread): Add declaration.
        * memattr.c (_initialize_mem): Add declaration.
        * mep-tdep.c (_initialize_mep_tdep): Add declaration.
        * mi/mi-cmd-env.c (_initialize_mi_cmd_env): Add declaration.
        * mi/mi-cmds.c (_initialize_mi_cmds): Add declaration.
        * mi/mi-interp.c (_initialize_mi_interp): Add declaration.
        * mi/mi-main.c (_initialize_mi_main): Add declaration.
        * microblaze-linux-tdep.c (_initialize_microblaze_linux_tdep): Add declaration.
        * microblaze-tdep.c (_initialize_microblaze_tdep): Add declaration.
        * mips-fbsd-nat.c (_initialize_mips_fbsd_nat): Add declaration.
        * mips-fbsd-tdep.c (_initialize_mips_fbsd_tdep): Add declaration.
        * mips-linux-nat.c (_initialize_mips_linux_nat): Add declaration.
        * mips-linux-tdep.c (_initialize_mips_linux_tdep): Add declaration.
        * mips-nbsd-nat.c (_initialize_mipsnbsd_nat): Add declaration.
        * mips-nbsd-tdep.c (_initialize_mipsnbsd_tdep): Add declaration.
        * mips-sde-tdep.c (_initialize_mips_sde_tdep): Add declaration.
        * mips-tdep.c (_initialize_mips_tdep): Add declaration.
        * mips64-obsd-nat.c (_initialize_mips64obsd_nat): Add declaration.
        * mips64-obsd-tdep.c (_initialize_mips64obsd_tdep): Add declaration.
        * mipsread.c (_initialize_mipsread): Add declaration.
        * mn10300-linux-tdep.c (_initialize_mn10300_linux_tdep): Add declaration.
        * mn10300-tdep.c (_initialize_mn10300_tdep): Add declaration.
        * moxie-tdep.c (_initialize_moxie_tdep): Add declaration.
        * msp430-tdep.c (_initialize_msp430_tdep): Add declaration.
        * nds32-tdep.c (_initialize_nds32_tdep): Add declaration.
        * nios2-linux-tdep.c (_initialize_nios2_linux_tdep): Add declaration.
        * nios2-tdep.c (_initialize_nios2_tdep): Add declaration.
        * nto-procfs.c (_initialize_procfs): Add declaration.
        * objc-lang.c (_initialize_objc_language): Add declaration.
        * observable.c (_initialize_observer): Add declaration.
        * opencl-lang.c (_initialize_opencl_language): Add declaration.
        * or1k-linux-tdep.c (_initialize_or1k_linux_tdep): Add declaration.
        * or1k-tdep.c (_initialize_or1k_tdep): Add declaration.
        * osabi.c (_initialize_gdb_osabi): Add declaration.
        * osdata.c (_initialize_osdata): Add declaration.
        * p-valprint.c (_initialize_pascal_valprint): Add declaration.
        * parse.c (_initialize_parse): Add declaration.
        * ppc-fbsd-nat.c (_initialize_ppcfbsd_nat): Add declaration.
        * ppc-fbsd-tdep.c (_initialize_ppcfbsd_tdep): Add declaration.
        * ppc-linux-nat.c (_initialize_ppc_linux_nat): Add declaration.
        * ppc-linux-tdep.c (_initialize_ppc_linux_tdep): Add declaration.
        * ppc-nbsd-nat.c (_initialize_ppcnbsd_nat): Add declaration.
        * ppc-nbsd-tdep.c (_initialize_ppcnbsd_tdep): Add declaration.
        * ppc-obsd-nat.c (_initialize_ppcobsd_nat): Add declaration.
        * ppc-obsd-tdep.c (_initialize_ppcobsd_tdep): Add declaration.
        * printcmd.c (_initialize_printcmd): Add declaration.
        * probe.c (_initialize_probe): Add declaration.
        * proc-api.c (_initialize_proc_api): Add declaration.
        * proc-events.c (_initialize_proc_events): Add declaration.
        * proc-service.c (_initialize_proc_service): Add declaration.
        * procfs.c (_initialize_procfs): Add declaration.
        * producer.c (_initialize_producer): Add declaration.
        * psymtab.c (_initialize_psymtab): Add declaration.
        * python/python.c (_initialize_python): Add declaration.
        * ravenscar-thread.c (_initialize_ravenscar): Add declaration.
        * record-btrace.c (_initialize_record_btrace): Add declaration.
        * record-full.c (_initialize_record_full): Add declaration.
        * record.c (_initialize_record): Add declaration.
        * regcache-dump.c (_initialize_regcache_dump): Add declaration.
        * regcache.c (_initialize_regcache): Add declaration.
        * reggroups.c (_initialize_reggroup): Add declaration.
        * remote-notif.c (_initialize_notif): Add declaration.
        * remote-sim.c (_initialize_remote_sim): Add declaration.
        * remote.c (_initialize_remote): Add declaration.
        * reverse.c (_initialize_reverse): Add declaration.
        * riscv-fbsd-nat.c (_initialize_riscv_fbsd_nat): Add declaration.
        * riscv-fbsd-tdep.c (_initialize_riscv_fbsd_tdep): Add declaration.
        * riscv-linux-nat.c (_initialize_riscv_linux_nat): Add declaration.
        * riscv-linux-tdep.c (_initialize_riscv_linux_tdep): Add declaration.
        * riscv-tdep.c (_initialize_riscv_tdep): Add declaration.
        * rl78-tdep.c (_initialize_rl78_tdep): Add declaration.
        * rs6000-aix-tdep.c (_initialize_rs6000_aix_tdep): Add declaration.
        * rs6000-lynx178-tdep.c (_initialize_rs6000_lynx178_tdep):
        Add declaration.
        * rs6000-nat.c (_initialize_rs6000_nat): Add declaration.
        * rs6000-tdep.c (_initialize_rs6000_tdep): Add declaration.
        * run-on-main-thread.c (_initialize_run_on_main_thread): Add declaration.
        * rust-exp.y (_initialize_rust_exp): Add declaration.
        * rx-tdep.c (_initialize_rx_tdep): Add declaration.
        * s12z-tdep.c (_initialize_s12z_tdep): Add declaration.
        * s390-linux-nat.c (_initialize_s390_nat): Add declaration.
        * s390-linux-tdep.c (_initialize_s390_linux_tdep): Add declaration.
        * s390-tdep.c (_initialize_s390_tdep): Add declaration.
        * score-tdep.c (_initialize_score_tdep): Add declaration.
        * ser-go32.c (_initialize_ser_dos): Add declaration.
        * ser-mingw.c (_initialize_ser_windows): Add declaration.
        * ser-pipe.c (_initialize_ser_pipe): Add declaration.
        * ser-tcp.c (_initialize_ser_tcp): Add declaration.
        * ser-uds.c (_initialize_ser_socket): Add declaration.
        * ser-unix.c (_initialize_ser_hardwire): Add declaration.
        * serial.c (_initialize_serial): Add declaration.
        * sh-linux-tdep.c (_initialize_sh_linux_tdep): Add declaration.
        * sh-nbsd-nat.c (_initialize_shnbsd_nat): Add declaration.
        * sh-nbsd-tdep.c (_initialize_shnbsd_tdep): Add declaration.
        * sh-tdep.c (_initialize_sh_tdep): Add declaration.
        * skip.c (_initialize_step_skip): Add declaration.
        * sol-thread.c (_initialize_sol_thread): Add declaration.
        * solib-aix.c (_initialize_solib_aix): Add declaration.
        * solib-darwin.c (_initialize_darwin_solib): Add declaration.
        * solib-dsbt.c (_initialize_dsbt_solib): Add declaration.
        * solib-frv.c (_initialize_frv_solib): Add declaration.
        * solib-svr4.c (_initialize_svr4_solib): Add declaration.
        * solib-target.c (_initialize_solib_target): Add declaration.
        * solib.c (_initialize_solib): Add declaration.
        * source-cache.c (_initialize_source_cache): Add declaration.
        * source.c (_initialize_source): Add declaration.
        * sparc-linux-nat.c (_initialize_sparc_linux_nat): Add declaration.
        * sparc-linux-tdep.c (_initialize_sparc_linux_tdep): Add declaration.
        * sparc-nat.c (_initialize_sparc_nat): Add declaration.
        * sparc-nbsd-nat.c (_initialize_sparcnbsd_nat): Add declaration.
        * sparc-nbsd-tdep.c (_initialize_sparcnbsd_tdep): Add declaration.
        * sparc-obsd-tdep.c (_initialize_sparc32obsd_tdep): Add declaration.
        * sparc-sol2-tdep.c (_initialize_sparc_sol2_tdep): Add declaration.
        * sparc-tdep.c (_initialize_sparc_tdep): Add declaration.
        * sparc64-fbsd-nat.c (_initialize_sparc64fbsd_nat): Add declaration.
        * sparc64-fbsd-tdep.c (_initialize_sparc64fbsd_tdep): Add declaration.
        * sparc64-linux-nat.c (_initialize_sparc64_linux_nat): Add declaration.
        * sparc64-linux-tdep.c (_initialize_sparc64_linux_tdep): Add declaration.
        * sparc64-nat.c (_initialize_sparc64_nat): Add declaration.
        * sparc64-nbsd-nat.c (_initialize_sparc64nbsd_nat): Add declaration.
        * sparc64-nbsd-tdep.c (_initialize_sparc64nbsd_tdep): Add declaration.
        * sparc64-obsd-nat.c (_initialize_sparc64obsd_nat): Add declaration.
        * sparc64-obsd-tdep.c (_initialize_sparc64obsd_tdep): Add declaration.
        * sparc64-sol2-tdep.c (_initialize_sparc64_sol2_tdep): Add declaration.
        * sparc64-tdep.c (_initialize_sparc64_adi_tdep): Add declaration.
        * stabsread.c (_initialize_stabsread): Add declaration.
        * stack.c (_initialize_stack): Add declaration.
        * stap-probe.c (_initialize_stap_probe): Add declaration.
        * std-regs.c (_initialize_frame_reg): Add declaration.
        * symfile-debug.c (_initialize_symfile_debug): Add declaration.
        * symfile-mem.c (_initialize_symfile_mem): Add declaration.
        * symfile.c (_initialize_symfile): Add declaration.
        * symmisc.c (_initialize_symmisc): Add declaration.
        * symtab.c (_initialize_symtab): Add declaration.
        * target.c (_initialize_target): Add declaration.
        * target-connection.c (_initialize_target_connection): Add
        declaration.
        * target-dcache.c (_initialize_target_dcache): Add declaration.
        * target-descriptions.c (_initialize_target_descriptions): Add declaration.
        * thread.c (_initialize_thread): Add declaration.
        * tic6x-linux-tdep.c (_initialize_tic6x_linux_tdep): Add declaration.
        * tic6x-tdep.c (_initialize_tic6x_tdep): Add declaration.
        * tilegx-linux-nat.c (_initialize_tile_linux_nat): Add declaration.
        * tilegx-linux-tdep.c (_initialize_tilegx_linux_tdep): Add declaration.
        * tilegx-tdep.c (_initialize_tilegx_tdep): Add declaration.
        * tracectf.c (_initialize_ctf): Add declaration.
        * tracefile-tfile.c (_initialize_tracefile_tfile): Add declaration.
        * tracefile.c (_initialize_tracefile): Add declaration.
        * tracepoint.c (_initialize_tracepoint): Add declaration.
        * tui/tui-hooks.c (_initialize_tui_hooks): Add declaration.
        * tui/tui-interp.c (_initialize_tui_interp): Add declaration.
        * tui/tui-layout.c (_initialize_tui_layout): Add declaration.
        * tui/tui-regs.c (_initialize_tui_regs): Add declaration.
        * tui/tui-stack.c (_initialize_tui_stack): Add declaration.
        * tui/tui-win.c (_initialize_tui_win): Add declaration.
        * tui/tui.c (_initialize_tui): Add declaration.
        * typeprint.c (_initialize_typeprint): Add declaration.
        * ui-style.c (_initialize_ui_style): Add declaration.
        * unittests/array-view-selftests.c (_initialize_array_view_selftests): Add declaration.
        * unittests/child-path-selftests.c (_initialize_child_path_selftests): Add declaration.
        * unittests/cli-utils-selftests.c (_initialize_cli_utils_selftests): Add declaration.
        * unittests/common-utils-selftests.c (_initialize_common_utils_selftests): Add declaration.
        * unittests/copy_bitwise-selftests.c (_initialize_copy_bitwise_utils_selftests): Add declaration.
        * unittests/environ-selftests.c (_initialize_environ_selftests): Add declaration.
        * unittests/filtered_iterator-selftests.c
        (_initialize_filtered_iterator_selftests): Add declaration.
        * unittests/format_pieces-selftests.c (_initialize_format_pieces_selftests): Add declaration.
        * unittests/function-view-selftests.c (_initialize_function_view_selftests): Add declaration.
        * unittests/help-doc-selftests.c (_initialize_help_doc_selftests): Add declaration.
        * unittests/lookup_name_info-selftests.c (_initialize_lookup_name_info_selftests): Add declaration.
        * unittests/main-thread-selftests.c
        (_initialize_main_thread_selftests): Add declaration.
        * unittests/memory-map-selftests.c (_initialize_memory_map_selftests): Add declaration.
        * unittests/memrange-selftests.c (_initialize_memrange_selftests): Add declaration.
        * unittests/mkdir-recursive-selftests.c (_initialize_mkdir_recursive_selftests): Add declaration.
        * unittests/observable-selftests.c (_initialize_observer_selftest): Add declaration.
        * unittests/offset-type-selftests.c (_initialize_offset_type_selftests): Add declaration.
        * unittests/optional-selftests.c (_initialize_optional_selftests): Add declaration.
        * unittests/parse-connection-spec-selftests.c (_initialize_parse_connection_spec_selftests): Add declaration.
        * unittests/rsp-low-selftests.c (_initialize_rsp_low_selftests): Add declaration.
        * unittests/scoped_fd-selftests.c (_initialize_scoped_fd_selftests): Add declaration.
        * unittests/scoped_mmap-selftests.c (_initialize_scoped_mmap_selftests): Add declaration.
        * unittests/scoped_restore-selftests.c (_initialize_scoped_restore_selftests): Add declaration.
        * unittests/string_view-selftests.c (_initialize_string_view_selftests): Add declaration.
        * unittests/style-selftests.c (_initialize_style_selftest): Add declaration.
        * unittests/tracepoint-selftests.c (_initialize_tracepoint_selftests): Add declaration.
        * unittests/tui-selftests.c (_initialize_tui_selftest): Add
        declaration.
        * unittests/unpack-selftests.c (_initialize_unpack_selftests): Add declaration.
        * unittests/utils-selftests.c (_initialize_utils_selftests): Add declaration.
        * unittests/vec-utils-selftests.c (_initialize_vec_utils_selftests): Add declaration.
        * unittests/xml-utils-selftests.c (_initialize_xml_utils): Add declaration.
        * user-regs.c (_initialize_user_regs): Add declaration.
        * utils.c (_initialize_utils): Add declaration.
        * v850-tdep.c (_initialize_v850_tdep): Add declaration.
        * valops.c (_initialize_valops): Add declaration.
        * valprint.c (_initialize_valprint): Add declaration.
        * value.c (_initialize_values): Add declaration.
        * varobj.c (_initialize_varobj): Add declaration.
        * vax-bsd-nat.c (_initialize_vaxbsd_nat): Add declaration.
        * vax-nbsd-tdep.c (_initialize_vaxnbsd_tdep): Add declaration.
        * vax-tdep.c (_initialize_vax_tdep): Add declaration.
        * windows-nat.c (_initialize_windows_nat): Add declaration.
        (_initialize_check_for_gdb_ini): Add declaration.
        (_initialize_loadable): Add declaration.
        * windows-tdep.c (_initialize_windows_tdep): Add declaration.
        * x86-bsd-nat.c (_initialize_x86_bsd_nat): Add declaration.
        * x86-linux-nat.c (_initialize_x86_linux_nat): Add declaration.
        * xcoffread.c (_initialize_xcoffread): Add declaration.
        * xml-support.c (_initialize_xml_support): Add declaration.
        * xstormy16-tdep.c (_initialize_xstormy16_tdep): Add declaration.
        * xtensa-linux-nat.c (_initialize_xtensa_linux_nat): Add declaration.
        * xtensa-linux-tdep.c (_initialize_xtensa_linux_tdep): Add declaration.
        * xtensa-tdep.c (_initialize_xtensa_tdep): Add declaration.

2020-01-13  Simon Marchi  <simon.marchi@polymtl.ca>

        * regformats/regdat.sh: Generate declaration for init function.

2020-01-13  Simon Marchi  <simon.marchi@polymtl.ca>

        * remote-sim.c (next_pid, INITIAL_PID, sim_inferior_data): Move
        up.
        (gdbsim_target) <get_inferior_data_by_ptid, resume_one_inferior,
        close_one_inferior>: New methods.
        (get_sim_inferior_data_by_ptid): Move to gdbsim_target,
        pass down target to find_inferior_pid.
        (gdbsim_target::fetch_registers, gdbsim_target::store_registers):
        Pass down target to find_inferior_ptid.
        (gdbsim_target::create_inferior): Pass down target to
        add_thread_silent.
        (gdbsim_close_inferior): Move to gdbsim_close_inferior, pass
        target down to find_inferior_ptid and switch_to_thread.
        (gdbsim_target::close): Update to call close_one_inferior.
        (struct resume_data): Remove.
        (gdbsim_resume_inferior): Move to gdbsim_target.  Take arguments
        directly, rather than through a void pointer.
        (gdbsim_target::resume): Update to call resume_one_inferior.

2020-01-12  Simon Marchi  <simon.marchi@polymtl.ca>

        * gdbsupport/gdb_wait.c: Include gdb_wait.h.

2020-01-12  Pedro Alves  <palves@redhat.com>

        * bsd-kvm.c (bsd_kvm_target::close): Call exit_inferior_silent
        directly for the current inferior instead of
        discard_all_inferiors.
        (discard_all_inferiors): Delete.

2020-01-11  Tom Tromey  <tom@tromey.com>

        * tui/tui-wingeneral.c (box_win): Check cli_styling.
        * tui/tui-winsource.c (tui_source_window_base::refill): Use
        deprecated_safe_get_selected_frame.

2020-01-10  Tankut Baris Aktemur  <tankut.baris.aktemur@intel.com>

        * inferior.c (print_inferior): Switch inferior before printing it.

2020-01-10  Aleksandar Paunovic  <aleksandar.paunovic@intel.com>
            Pedro Alves  <palves@redhat.com>

        * progspace-and-thread.c (switch_to_program_space_and_thread):
        Assert there's an inferior for PSPACE.  Use
        switch_to_inferior_no_thread to switch the inferior too.
        * progspace.c (program_space::~program_space): Call
        clear_symtab_users here, with SYMFILE_DEFER_BP_RESET.
        (program_space::free_all_objfiles): Don't call clear_symtab_users
        here.
        * symfile.c (symbol_file_clear): Call clear_symtab_users here.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * NEWS: Mention multi-target debugging, "info connections", and
        "add-inferior -no-connection".

2020-01-10  Pedro Alves  <palves@redhat.com>

        * infrun.c: Include "target-connection.h".
        (check_multi_target_resumption): New.
        (proceed): Call it.
        * target-connection.c (make_target_connection_string): Make
        extern.
        * target-connection.h (make_target_connection_string): Declare.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * Makefile.in (COMMON_SFILES): Add target-connection.c.
        * inferior.c (uiout_field_connection): New function.
        (print_inferior): Add new "connection-id" column.
        (add_inferior_command): Show connection number/string of added
        inferior.
        * process-stratum-target.h
        (process_stratum_target::connection_string): New virtual method.
        (process_stratum_target::connection_number): New field.
        * remote.c (remote_target::connection_string): New override.
        * target-connection.c: New file.
        * target-connection.h: New file.
        * target.c (decref_target): Remove process_stratum targets from
        the connection list.
        (target_stack::push): Add process_stratum targets to the
        connection list.

2020-01-10  Pedro Alves  <palves@redhat.com>

        Revert:
        2016-04-12  Pedro Alves  <palves@redhat.com>
        * serial.c (serial_open, serial_fdopen_ops, do_serial_close):
        Remove references to name.
        * serial.h (struct serial) <name>: Delete.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * gdbarch-selftests.c (register_to_value_test): Remove "target
        already pushed" check.

2020-01-10  Pedro Alves  <palves@redhat.com>
            John Baldwin  <jhb@FreeBSD.org>

        * aarch64-linux-nat.c
        (aarch64_linux_nat_target::thread_architecture): Adjust.
        * ada-tasks.c (print_ada_task_info): Adjust find_thread_ptid call.
        (task_command_1): Likewise.
        * aix-thread.c (sync_threadlists, aix_thread_target::resume)
        (aix_thread_target::wait, aix_thread_target::fetch_registers)
        (aix_thread_target::store_registers)
        (aix_thread_target::thread_alive): Adjust.
        * amd64-fbsd-tdep.c: Include "inferior.h".
        (amd64fbsd_get_thread_local_address): Pass down target.
        * amd64-linux-nat.c (ps_get_thread_area): Use ps_prochandle
        thread's gdbarch instead of target_gdbarch.
        * break-catch-sig.c (signal_catchpoint_print_it): Adjust call to
        get_last_target_status.
        * break-catch-syscall.c (print_it_catch_syscall): Likewise.
        * breakpoint.c (breakpoints_should_be_inserted_now): Consider all
        inferiors.
        (update_inserted_breakpoint_locations): Skip if inferiors with no
        execution.
        (update_global_location_list): When handling moribund locations,
        find representative inferior for location's pspace, and use thread
        count of its process_stratum target.
        * bsd-kvm.c (bsd_kvm_target_open): Pass target down.
        * bsd-uthread.c (bsd_uthread_target::wait): Use
        as_process_stratum_target and adjust thread_change_ptid and
        add_thread calls.
        (bsd_uthread_target::update_thread_list): Use
        as_process_stratum_target and adjust find_thread_ptid,
        thread_change_ptid and add_thread calls.
        * btrace.c (maint_btrace_packet_history_cmd): Adjust
        find_thread_ptid call.
        * corelow.c (add_to_thread_list): Adjust add_thread call.
        (core_target_open): Adjust add_thread_silent and thread_count
        calls.
        (core_target::pid_to_str): Adjust find_inferior_ptid call.
        * ctf.c (ctf_target_open): Adjust add_thread_silent call.
        * event-top.c (async_disconnect): Pop targets from all inferiors.
        * exec.c (add_target_sections): Push exec target on all inferiors
        sharing the program space.
        (remove_target_sections): Remove the exec target from all
        inferiors sharing the program space.
        (exec_on_vfork): New.
        * exec.h (exec_on_vfork): Declare.
        * fbsd-nat.c (fbsd_add_threads): Add fbsd_nat_target parameter.
        Pass it down.
        (fbsd_nat_target::update_thread_list): Adjust.
        (fbsd_nat_target::resume): Adjust.
        (fbsd_handle_debug_trap): Add fbsd_nat_target parameter.  Pass it
        down.
        (fbsd_nat_target::wait, fbsd_nat_target::post_attach): Adjust.
        * fbsd-tdep.c (fbsd_corefile_thread): Adjust
        get_thread_arch_regcache call.
        * fork-child.c (gdb_startup_inferior): Pass target down to
        startup_inferior and set_executing.
        * gdbthread.h (struct process_stratum_target): Forward declare.
        (add_thread, add_thread_silent, add_thread_with_info)
        (in_thread_list): Add process_stratum_target parameter.
        (find_thread_ptid(inferior*, ptid_t)): New overload.
        (find_thread_ptid, thread_change_ptid): Add process_stratum_target
        parameter.
        (all_threads()): Delete overload.
        (all_threads, all_non_exited_threads): Add process_stratum_target
        parameter.
        (all_threads_safe): Use brace initialization.
        (thread_count): Add process_stratum_target parameter.
        (set_resumed, set_running, set_stop_requested, set_executing)
        (threads_are_executing, finish_thread_state): Add
        process_stratum_target parameter.
        (switch_to_thread): Use is_current_thread.
        * i386-fbsd-tdep.c: Include "inferior.h".
        (i386fbsd_get_thread_local_address): Pass down target.
        * i386-linux-nat.c (i386_linux_nat_target::low_resume): Adjust.
        * inf-child.c (inf_child_target::maybe_unpush_target): Remove
        have_inferiors check.
        * inf-ptrace.c (inf_ptrace_target::create_inferior)
        (inf_ptrace_target::attach): Adjust.
        * infcall.c (run_inferior_call): Adjust.
        * infcmd.c (run_command_1): Pass target to
        scoped_finish_thread_state.
        (proceed_thread_callback): Skip inferiors with no execution.
        (continue_command): Rename 'all_threads' local to avoid hiding
        'all_threads' function.  Adjust get_last_target_status call.
        (prepare_one_step): Adjust set_running call.
        (signal_command): Use user_visible_resume_target.  Compare thread
        pointers instead of inferior_ptid.
        (info_program_command): Adjust to pass down target.
        (attach_command): Mark target's 'thread_executing' flag.
        (stop_current_target_threads_ns): New, factored out from ...
        (interrupt_target_1): ... this.  Switch inferior before making
        target calls.
        * inferior-iter.h
        (struct all_inferiors_iterator, struct all_inferiors_range)
        (struct all_inferiors_safe_range)
        (struct all_non_exited_inferiors_range): Filter on
        process_stratum_target too.  Remove explicit.
        * inferior.c (inferior::inferior): Push dummy target on target
        stack.
        (find_inferior_pid, find_inferior_ptid, number_of_live_inferiors):
        Add process_stratum_target parameter, and pass it down.
        (have_live_inferiors): Adjust.
        (switch_to_inferior_and_push_target): New.
        (add_inferior_command, clone_inferior_command): Handle
        "-no-connection" parameter.  Use
        switch_to_inferior_and_push_target.
        (_initialize_inferior): Mention "-no-connection" option in
        the help of "add-inferior" and "clone-inferior" commands.
        * inferior.h: Include "process-stratum-target.h".
        (interrupt_target_1): Use bool.
        (struct inferior) <push_target, unpush_target, target_is_pushed,
        find_target_beneath, top_target, process_target, target_at,
        m_stack>: New.
        (discard_all_inferiors): Delete.
        (find_inferior_pid, find_inferior_ptid, number_of_live_inferiors)
        (all_inferiors, all_non_exited_inferiors): Add
        process_stratum_target parameter.
        * infrun.c: Include "gdb_select.h" and <unordered_map>.
        (target_last_proc_target): New global.
        (follow_fork_inferior): Push target on new inferior.  Pass target
        to add_thread_silent.  Call exec_on_vfork.  Handle target's
        reference count.
        (follow_fork): Adjust get_last_target_status call.  Also consider
        target.
        (follow_exec): Push target on new inferior.
        (struct execution_control_state) <target>: New field.
        (user_visible_resume_target): New.
        (do_target_resume): Call target_async.
        (resume_1): Set target's threads_executing flag.  Consider resume
        target.
        (commit_resume_all_targets): New.
        (proceed): Also consider resume target.  Skip threads of inferiors
        with no execution.  Commit resumtion in all targets.
        (start_remote): Pass current inferior to wait_for_inferior.
        (infrun_thread_stop_requested): Consider target as well.  Pass
        thread_info pointer to clear_inline_frame_state instead of ptid.
        (infrun_thread_thread_exit): Consider target as well.
        (random_pending_event_thread): New inferior parameter.  Use it.
        (do_target_wait): Rename to ...
        (do_target_wait_1): ... this.  Add inferior parameter, and pass it
        down.
        (threads_are_resumed_pending_p, do_target_wait): New.
        (prepare_for_detach): Adjust calls.
        (wait_for_inferior): New inferior parameter.  Handle it.  Use
        do_target_wait_1 instead of do_target_wait.
        (fetch_inferior_event): Adjust.  Switch to representative
        inferior.  Pass target down.
        (set_last_target_status): Add process_stratum_target parameter.
        Save target in global.
        (get_last_target_status): Add process_stratum_target parameter and
        handle it.
        (nullify_last_target_wait_ptid): Clear 'target_last_proc_target'.
        (context_switch): Check inferior_ptid == null_ptid before calling
        inferior_thread().
        (get_inferior_stop_soon): Pass down target.
        (wait_one): Rename to ...
        (poll_one_curr_target): ... this.
        (struct wait_one_event): New.
        (wait_one): New.
        (stop_all_threads): Adjust.
        (handle_no_resumed, handle_inferior_event): Adjust to consider the
        event's target.
        (switch_back_to_stepped_thread): Also consider target.
        (print_stop_event): Update.
        (normal_stop): Update.  Also consider the resume target.
        * infrun.h (wait_for_inferior): Remove declaration.
        (user_visible_resume_target): New declaration.
        (get_last_target_status, set_last_target_status): New
        process_stratum_target parameter.
        * inline-frame.c (clear_inline_frame_state(ptid_t)): Add
        process_stratum_target parameter, and use it.
        (clear_inline_frame_state (thread_info*)): New.
        * inline-frame.c (clear_inline_frame_state(ptid_t)): Add
        process_stratum_target parameter.
        (clear_inline_frame_state (thread_info*)): Declare.
        * linux-fork.c (delete_checkpoint_command): Pass target down to
        find_thread_ptid.
        (checkpoint_command): Adjust.
        * linux-nat.c (linux_nat_target::follow_fork): Switch to thread
        instead of just tweaking inferior_ptid.
        (linux_nat_switch_fork): Pass target down to thread_change_ptid.
        (exit_lwp): Pass target down to find_thread_ptid.
        (attach_proc_task_lwp_callback): Pass target down to
        add_thread/set_running/set_executing.
        (linux_nat_target::attach): Pass target down to
        thread_change_ptid.
        (get_detach_signal): Pass target down to find_thread_ptid.
        Consider last target status's target.
        (linux_resume_one_lwp_throw, resume_lwp)
        (linux_handle_syscall_trap, linux_handle_extended_wait, wait_lwp)
        (stop_wait_callback, save_stop_reason, linux_nat_filter_event)
        (linux_nat_wait_1, resume_stopped_resumed_lwps): Pass target down.
        (linux_nat_target::async_wait_fd): New.
        (linux_nat_stop_lwp, linux_nat_target::thread_address_space): Pass
        target down.
        * linux-nat.h (linux_nat_target::async_wait_fd): Declare.
        * linux-tdep.c (get_thread_arch_regcache): Pass target down.
        * linux-thread-db.c (struct thread_db_info::process_target): New
        field.
        (add_thread_db_info): Save target.
        (get_thread_db_info): New process_stratum_target parameter.  Also
        match target.
        (delete_thread_db_info): New process_stratum_target parameter.
        Also match target.
        (thread_from_lwp): Adjust to pass down target.
        (thread_db_notice_clone): Pass down target.
        (check_thread_db_callback): Pass down target.
        (try_thread_db_load_1): Always push the thread_db target.
        (try_thread_db_load, record_thread): Pass target down.
        (thread_db_target::detach): Pass target down.  Always unpush the
        thread_db target.
        (thread_db_target::wait, thread_db_target::mourn_inferior): Pass
        target down.  Always unpush the thread_db target.
        (find_new_threads_callback, thread_db_find_new_threads_2)
        (thread_db_target::update_thread_list): Pass target down.
        (thread_db_target::pid_to_str): Pass current inferior down.
        (thread_db_target::get_thread_local_address): Pass target down.
        (thread_db_target::resume, maintenance_check_libthread_db): Pass
        target down.
        * nto-procfs.c (nto_procfs_target::update_thread_list): Adjust.
        * procfs.c (procfs_target::procfs_init_inferior): Declare.
        (proc_set_current_signal, do_attach, procfs_target::wait): Adjust.
        (procfs_init_inferior): Rename to ...
        (procfs_target::procfs_init_inferior): ... this and adjust.
        (procfs_target::create_inferior, procfs_notice_thread)
        (procfs_do_thread_registers): Adjust.
        * ppc-fbsd-tdep.c: Include "inferior.h".
        (ppcfbsd_get_thread_local_address): Pass down target.
        * proc-service.c (ps_xfer_memory): Switch current inferior and
        program space as well.
        (get_ps_regcache): Pass target down.
        * process-stratum-target.c
        (process_stratum_target::thread_address_space)
        (process_stratum_target::thread_architecture): Pass target down.
        * process-stratum-target.h
        (process_stratum_target::threads_executing): New field.
        (as_process_stratum_target): New.
        * ravenscar-thread.c
        (ravenscar_thread_target::update_inferior_ptid): Pass target down.
        (ravenscar_thread_target::wait, ravenscar_add_thread): Pass target
        down.
        * record-btrace.c (record_btrace_target::info_record): Adjust.
        (record_btrace_target::record_method)
        (record_btrace_target::record_is_replaying)
        (record_btrace_target::fetch_registers)
        (get_thread_current_frame_id, record_btrace_target::resume)
        (record_btrace_target::wait, record_btrace_target::stop): Pass
        target down.
        * record-full.c (record_full_wait_1): Switch to event thread.
        Pass target down.
        * regcache.c (regcache::regcache)
        (get_thread_arch_aspace_regcache, get_thread_arch_regcache): Add
        process_stratum_target parameter and handle it.
        (current_thread_target): New global.
        (get_thread_regcache): Add process_stratum_target parameter and
        handle it.  Switch inferior before calling target method.
        (get_thread_regcache): Pass target down.
        (get_thread_regcache_for_ptid): Pass target down.
        (registers_changed_ptid): Add process_stratum_target parameter and
        handle it.
        (registers_changed_thread, registers_changed): Pass target down.
        (test_get_thread_arch_aspace_regcache): New.
        (current_regcache_test): Define a couple local test_target_ops
        instances and use them for testing.
        (readwrite_regcache): Pass process_stratum_target parameter.
        (cooked_read_test, cooked_write_test): Pass mock_target down.
        * regcache.h (get_thread_regcache, get_thread_arch_regcache)
        (get_thread_arch_aspace_regcache): Add process_stratum_target
        parameter.
        (regcache::target): New method.
        (regcache::regcache, regcache::get_thread_arch_aspace_regcache)
        (regcache::registers_changed_ptid): Add process_stratum_target
        parameter.
        (regcache::m_target): New field.
        (registers_changed_ptid): Add process_stratum_target parameter.
        * remote.c (remote_state::supports_vCont_probed): New field.
        (remote_target::async_wait_fd): New method.
        (remote_unpush_and_throw): Add remote_target parameter.
        (get_current_remote_target): Adjust.
        (remote_target::remote_add_inferior): Push target.
        (remote_target::remote_add_thread)
        (remote_target::remote_notice_new_inferior)
        (get_remote_thread_info): Pass target down.
        (remote_target::update_thread_list): Skip threads of inferiors
        bound to other targets.  (remote_target::close): Don't discard
        inferiors.  (remote_target::add_current_inferior_and_thread)
        (remote_target::process_initial_stop_replies)
        (remote_target::start_remote)
        (remote_target::remote_serial_quit_handler): Pass down target.
        (remote_target::remote_unpush_target): New remote_target
        parameter.  Unpush the target from all inferiors.
        (remote_target::remote_unpush_and_throw): New remote_target
        parameter.  Pass it down.
        (remote_target::open_1): Check whether the current inferior has
        execution instead of checking whether any inferior is live.  Pass
        target down.
        (remote_target::remote_detach_1): Pass down target.  Use
        remote_unpush_target.
        (extended_remote_target::attach): Pass down target.
        (remote_target::remote_vcont_probe): Set supports_vCont_probed.
        (remote_target::append_resumption): Pass down target.
        (remote_target::append_pending_thread_resumptions)
        (remote_target::remote_resume_with_hc, remote_target::resume)
        (remote_target::commit_resume): Pass down target.
        (remote_target::remote_stop_ns): Check supports_vCont_probed.
        (remote_target::interrupt_query)
        (remote_target::remove_new_fork_children)
        (remote_target::check_pending_events_prevent_wildcard_vcont)
        (remote_target::remote_parse_stop_reply)
        (remote_target::process_stop_reply): Pass down target.
        (first_remote_resumed_thread): New remote_target parameter.  Pass
        it down.
        (remote_target::wait_as): Pass down target.
        (unpush_and_perror): New remote_target parameter.  Pass it down.
        (remote_target::readchar, remote_target::remote_serial_write)
        (remote_target::getpkt_or_notif_sane_1)
        (remote_target::kill_new_fork_children, remote_target::kill): Pass
        down target.
        (remote_target::mourn_inferior): Pass down target.  Use
        remote_unpush_target.
        (remote_target::core_of_thread)
        (remote_target::remote_btrace_maybe_reopen): Pass down target.
        (remote_target::pid_to_exec_file)
        (remote_target::thread_handle_to_thread_info): Pass down target.
        (remote_target::async_wait_fd): New.
        * riscv-fbsd-tdep.c: Include "inferior.h".
        (riscv_fbsd_get_thread_local_address): Pass down target.
        * sol2-tdep.c (sol2_core_pid_to_str): Pass down target.
        * sol-thread.c (sol_thread_target::wait, ps_lgetregs, ps_lsetregs)
        (ps_lgetfpregs, ps_lsetfpregs, sol_update_thread_list_callback):
        Adjust.
        * solib-spu.c (spu_skip_standalone_loader): Pass down target.
        * solib-svr4.c (enable_break): Pass down target.
        * spu-multiarch.c (parse_spufs_run): Pass down target.
        * spu-tdep.c (spu2ppu_sniffer): Pass down target.
        * target-delegates.c: Regenerate.
        * target.c (g_target_stack): Delete.
        (current_top_target): Return the current inferior's top target.
        (target_has_execution_1): Refer to the passed-in inferior's top
        target.
        (target_supports_terminal_ours): Check whether the initial
        inferior was already created.
        (decref_target): New.
        (target_stack::push): Incref/decref the target.
        (push_target, push_target, unpush_target): Adjust.
        (target_stack::unpush): Defref target.
        (target_is_pushed): Return bool.  Adjust to refer to the current
        inferior's target stack.
        (dispose_inferior): Delete, and inline parts ...
        (target_preopen): ... here.  Only dispose of the current inferior.
        (target_detach): Hold strong target reference while detaching.
        Pass target down.
        (target_thread_name): Add assertion.
        (target_resume): Pass down target.
        (target_ops::beneath, find_target_at): Adjust to refer to the
        current inferior's target stack.
        (get_dummy_target): New.
        (target_pass_ctrlc): Pass the Ctrl-C to the first inferior that
        has a thread running.
        (initialize_targets): Rename to ...
        (_initialize_target): ... this.
        * target.h: Include "gdbsupport/refcounted-object.h".
        (struct target_ops): Inherit refcounted_object.
        (target_ops::shortname, target_ops::longname): Make const.
        (target_ops::async_wait_fd): New method.
        (decref_target): Declare.
        (struct target_ops_ref_policy): New.
        (target_ops_ref): New typedef.
        (get_dummy_target): Declare function.
        (target_is_pushed): Return bool.
        * thread-iter.c (all_matching_threads_iterator::m_inf_matches)
        (all_matching_threads_iterator::all_matching_threads_iterator):
        Handle filter target.
        * thread-iter.h (struct all_matching_threads_iterator, struct
        all_matching_threads_range, class all_non_exited_threads_range):
        Filter by target too.  Remove explicit.
        * thread.c (threads_executing): Delete.
        (inferior_thread): Pass down current inferior.
        (clear_thread_inferior_resources): Pass down thread pointer
        instead of ptid_t.
        (add_thread_silent, add_thread_with_info, add_thread): Add
        process_stratum_target parameter.  Use it for thread and inferior
        searches.
        (is_current_thread): New.
        (thread_info::deletable): Use it.
        (find_thread_ptid, thread_count, in_thread_list)
        (thread_change_ptid, set_resumed, set_running): New
        process_stratum_target parameter.  Pass it down.
        (set_executing): New process_stratum_target parameter.  Pass it
        down.  Adjust reference to 'threads_executing'.
        (threads_are_executing): New process_stratum_target parameter.
        Adjust reference to 'threads_executing'.
        (set_stop_requested, finish_thread_state): New
        process_stratum_target parameter.  Pass it down.
        (switch_to_thread): Also match inferior.
        (switch_to_thread): New process_stratum_target parameter.  Pass it
        down.
        (update_threads_executing): Reimplement.
        * top.c (quit_force): Pop targets from all inferior.
        (gdb_init): Don't call initialize_targets.
        * windows-nat.c (windows_nat_target) <get_windows_debug_event>:
        Declare.
        (windows_add_thread, windows_delete_thread): Adjust.
        (get_windows_debug_event): Rename to ...
        (windows_nat_target::get_windows_debug_event): ... this.  Adjust.
        * tracefile-tfile.c (tfile_target_open): Pass down target.
        * gdbsupport/common-gdbthread.h (struct process_stratum_target):
        Forward declare.
        (switch_to_thread): Add process_stratum_target parameter.
        * mi/mi-interp.c (mi_on_resume_1): Add process_stratum_target
        parameter.  Use it.
        (mi_on_resume): Pass target down.
        * nat/fork-inferior.c (startup_inferior): Add
        process_stratum_target parameter.  Pass it down.
        * nat/fork-inferior.h (startup_inferior): Add
        process_stratum_target parameter.
        * python/py-threadevent.c (py_get_event_thread): Pass target down.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * remote.c (remote_target::start_remote): Don't set inferior_ptid
        directly.  Instead find the first thread in the thread list and
        use switch_to_thread.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * remote.c (remote_target::remote_add_inferior): Don't bind a
        process to the current inferior if the current inferior is already
        bound to a process.

2020-01-10  Tankut Baris Aktemur  <tankut.baris.aktemur@intel.com>
            Pedro Alves  <palves@redhat.com>

        * remote.c (remote_target::remote_parse_stop_reply) <W/X packets>:
        If no process is specified, return null_ptid instead of
        inferior_ptid.
        (remote_target::wait_as): Handle TARGET_WAITKIND_EXITED /
        TARGET_WAITKIND_SIGNALLED with no pid.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * remote.c (first_remote_resumed_thread): New.
        (remote_target::wait_as): Use it as default event_ptid instead of
        inferior_ptid.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * infrun.c (handle_no_resumed): Use all_non_exited_inferiors.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * tracefile-tfile.c (tfile_target::close): Assert that trace_fd is
        not -1.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * break-catch-sig.c (signal_catchpoint_print_it): Don't pass a
        ptid to get_last_target_status.
        * break-catch-syscall.c (print_it_catch_syscall): Don't pass a
        ptid to get_last_target_status.
        * infcmd.c (continue_command): Don't pass a target_waitstatus to
        get_last_target_status.
        (info_program_command): Don't pass a target_waitstatus to
        get_last_target_status.
        * infrun.c (init_wait_for_inferior): Use
        nullify_last_target_wait_ptid.
        (get_last_target_status): Handle nullptr arguments.
        (nullify_last_target_wait_ptid): Clear target_last_waitstatus.
        (print_stop_event): Don't pass a ptid to get_last_target_status.
        (normal_stop): Don't pass a ptid to get_last_target_status.
        * infrun.h (get_last_target_status, set_last_target_status): Move
        comments here and update.
        (nullify_last_target_wait_ptid): Declare.
        * linux-fork.c (fork_load_infrun_state): Remove local extern
        declaration of nullify_last_target_wait_ptid.
        * linux-nat.c (get_detach_signal): Don't pass a target_waitstatus
        to get_last_target_status.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * gdbthread.h (scoped_restore_current_thread)
        <dont_restore, restore, m_dont_restore>: Declare.
        * thread.c (thread_alive): Add assertion.  Return bool.
        (switch_to_thread_if_alive): New.
        (prune_threads): Switch inferior/thread.
        (print_thread_info_1): Switch thread before calling target methods.
        (scoped_restore_current_thread::restore): New, factored out from
        ...
        (scoped_restore_current_thread::~scoped_restore_current_thread):
        ... this.
        (scoped_restore_current_thread::scoped_restore_current_thread):
        Add assertion.
        (thread_apply_all_command, thread_select): Use
        switch_to_thread_if_alive.
        * infrun.c (proceed, restart_threads, handle_signal_stop)
        (switch_back_to_stepped_thread): Switch current thread before
        calling target methods.

2020-01-10  Pedro Alves <palves@redhat.com>

        * inferior.c (switch_to_inferior_no_thread): New function,
        factored out from ...
        (inferior_command): ... here.
        * inferior.h (switch_to_inferior_no_thread): Declare.
        * mi/mi-main.c (run_one_inferior): Use
        switch_to_inferior_no_thread.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * infcmd.c (kill_command): Remove dead code.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * remote.c (remote_target::mourn_inferior): No longer check
        whether the target is running.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * corelow.c (core_target::has_execution): Change parameter type to
        inferior pointer.
        * inferior.c (number_of_live_inferiors): Use
        inferior::has_execution instead of target_has_execution_1.
        * inferior.h (inferior::has_execution): New.
        * linux-thread-db.c (thread_db_target::update_thread_list): Use
        inferior::has_execution instead of target_has_execution_1.
        * process-stratum-target.c
        (process_stratum_target::has_execution): Change parameter type to
        inferior pointer.  Check the inferior's PID instead of
        inferior_ptid.
        * process-stratum-target.h
        (process_stratum_target::has_execution): Change parameter type to
        inferior pointer.
        * record-full.c (record_full_core_target::has_execution): Change
        parameter type to inferior pointer.
        * target.c (target_has_execution_1): Change parameter type to
        inferior pointer.
        (target_has_execution_current): Adjust.
        * target.h (target_ops::has_execution): Change parameter type to
        inferior pointer.
        (target_has_execution_1): Change parameter type to inferior
        pointer.  Change return type to bool.
        * tracefile.h (tracefile_target::has_execution): Change parameter
        type to inferior pointer.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * exceptions.c (print_flush): Remove current_top_target() check.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * remote.c (show_remote_exec_file): Show the current inferior's
        exec-file instead of the command variable's value.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * record-full.c (record_full_resume_ptid): New global.
        (record_full_target::resume): Set it.
        (record_full_wait_1): Use record_full_resume_ptid instead of
        inferior_ptid.

2020-01-10  Pedro Alves  <palves@redhat.com>

        * gdbthread.h (scoped_restore_current_thread)
        <dont_restore, restore, m_dont_restore>: Declare.
        * thread.c (thread_alive): Add assertion.  Return bool.
        (switch_to_thread_if_alive): New.
        (prune_threads): Switch inferior/thread.
        (print_thread_info_1): Switch thread before calling target methods.
        (scoped_restore_current_thread::restore): New, factored out from
        ...
        (scoped_restore_current_thread::~scoped_restore_current_thread):
        ... this.
        (scoped_restore_current_thread::scoped_restore_current_thread):
        Add assertion.
        (thread_apply_all_command, thread_select): Use
        switch_to_thread_if_alive.

2020-01-10  George Barrett  <bob@bob131.so>

        * stap-probe.c (stap_modify_semaphore): Don't check for null
        semaphores.
        (stap_probe::set_semaphore, stap_probe::clear_semaphore): Check
        for null semaphores.

2020-01-09  Andrew Burgess  <andrew.burgess@embecosm.com>

        * tui/tui-source.c (tui_source_window::do_scroll_vertical): Update
        all source windows, and maintain horizontal scroll status while
        doing so.

2020-01-09  Tom Tromey  <tom@tromey.com>

        PR tui/18932:
        * tui/tui-source.c (tui_source_window::do_scroll_vertical): Call
        update_source_window, not print_source_lines.

2020-01-09  Andrew Burgess  <andrew.burgess@embecosm.com>

        * tui/tui.c (tui_enable): Register tui hooks after calling
        tui_display_main.

2020-01-09  Christian Biesinger  <cbiesinger@google.com>

        * gdbsupport/common-defs.h: Don't define _FORTIFY_SOURCE on MinGW.

2020-01-08  Simon Marchi  <simon.marchi@efficios.com>

        * thread.c (print_thread_info_1): Fix indentation.

2020-01-09  Christian Biesinger  <cbiesinger@google.com>

        * symtab.c (general_symbol_info::compute_and_set_names): Move the
        unique_xmalloc_ptr outside the if to always free the demangled name.

2020-01-08  Tom Tromey  <tromey@adacore.com>

        * xcoffread.c (enter_line_range, read_xcoff_symtab)
        (process_xcoff_symbol, xcoff_symfile_offsets): Update.
        * symtab.h (MSYMBOL_VALUE_ADDRESS): Update.
        (struct section_offsets, ANOFFSET, SIZEOF_N_SECTION_OFFSETS):
        Remove.
        (section_offsets): New typedef.
        * symtab.c (fixup_section, get_msymbol_address): Update.
        * symmisc.c (dump_msymbols): Update.
        * symfile.h (relative_addr_info_to_section_offsets)
        (symfile_map_offsets_to_segments): Update.
        * symfile.c (build_section_addr_info_from_objfile)
        (init_objfile_sect_indices): Update.
        (struct place_section_arg): Change type of "offsets".
        (place_section): Update.
        (relative_addr_info_to_section_offsets): Change type of
        "section_offsets".  Remove "num_sections" parameter.
        (default_symfile_offsets, syms_from_objfile_1)
        (set_objfile_default_section_offset): Update.
        (reread_symbols): No need to preserve section offsets by hand.
        (symfile_map_offsets_to_segments): Change type of "offsets".
        * stap-probe.c (relocate_address): Update.
        * stabsread.h (process_one_symbol): Update.
        * solib-target.c (struct lm_info_target) <offsets>: Change type.
        (solib_target_relocate_section_addresses): Update.
        * solib-svr4.c (enable_break, svr4_relocate_main_executable):
        Update.
        * solib-frv.c (frv_relocate_main_executable): Update.
        * solib-dsbt.c (dsbt_relocate_main_executable): Update.
        * solib-aix.c (solib_aix_get_section_offsets): Change return
        type.
        (solib_aix_solib_create_inferior_hook): Update.
        * remote.c (remote_target::get_offsets): Update.
        * psymtab.c (find_pc_sect_psymtab): Update.
        * psympriv.h (struct partial_symbol) <address, text_low,
        text_high>: Update.
        * objfiles.h (obj_section_offset): Update.
        (struct objfile) <section_offsets>: Change type.
        <num_sections>: Remove.
        (objfile_relocate): Update.
        * objfiles.c (entry_point_address_query): Update
        (relocate_one_symbol): Change type of "section_offsets".
        (objfile_relocate1, objfile_relocate1): Change type of
        "new_offsets".
        (objfile_rebase1): Update.
        * mipsread.c (mipscoff_symfile_read): Update.
        (read_alphacoff_dynamic_symtab): Remove "section_offsets"
        parameter.
        * mdebugread.c (parse_symbol): Change type of "section_offsets".
        (parse_external, psymtab_to_symtab_1): Update.
        * machoread.c (macho_symfile_offsets): Update.
        * ia64-tdep.c (ia64_find_unwind_table): Update.
        * hppa-tdep.c (read_unwind_info): Update.
        * hppa-bsd-tdep.c (hppabsd_find_global_pointer): Update.
        * dwarf2read.c (create_addrmap_from_index)
        (create_addrmap_from_aranges, dw2_find_pc_sect_compunit_symtab)
        (process_psymtab_comp_unit_reader, add_partial_symbol)
        (add_partial_subprogram, process_full_comp_unit)
        (read_file_scope, read_func_scope, read_lexical_block_scope)
        (read_call_site_scope, dwarf2_rnglists_process)
        (dwarf2_ranges_process, dwarf2_ranges_read)
        (dwarf_decode_lines_1, var_decode_location, new_symbol)
        (dwarf2_fetch_die_loc_sect_off, dwarf2_per_cu_text_offset):
        Update.
        * dwarf2-frame.c (execute_cfa_program, dwarf2_frame_find_fde):
        Update.
        * dtrace-probe.c (dtrace_probe::get_relocated_address): Update.
        * dbxread.c (read_dbx_symtab, read_ofile_symtab): Update.
        (process_one_symbol): Change type of "section_offsets".
        * ctfread.c (get_objfile_text_range): Update.
        * coffread.c (coff_symtab_read, enter_linenos)
        (process_coff_symbol): Update.
        * coff-pe-read.c (add_pe_forwarded_sym): Update.
        * amd64-windows-tdep.c (amd64_windows_find_unwind_info): Update.

2020-01-08  Tom Tromey  <tromey@adacore.com>

        * dwarf2read.c (parse_macro_definition): Use std::string.
        (parse_macro_definition): Likewise.

2020-01-08  Tom Tromey  <tromey@adacore.com>

        * dwarf2read.c (abbrev_table_read_table): Use std::vector.
        (ATTR_ALLOC_CHUNK): Remove.

2020-01-08  Tom Tromey  <tromey@adacore.com>

        * dwarf2read.c (fixup_go_packaging): Use unique_xmalloc_ptr.

2020-01-08  Tom Tromey  <tromey@adacore.com>

        * dwarf2read.c (add_partial_symbol): Use unique_xmalloc_ptr.
        (dwarf2_compute_name, open_dwo_file): Likewise.
        (process_enumeration_scope): Use std::vector.
        (guess_partial_die_structure_name): Use unique_xmalloc_ptr.
        (partial_die_info::fixup, dwarf2_start_subfile)
        (guess_full_die_structure_name, dwarf2_name): Likewise.
        (determine_prefix): Update.
        (guess_full_die_structure_name): Make return type const.
        (partial_die_full_name): Return unique_xmalloc_ptr.
        (DW_FIELD_ALLOC_CHUNK): Remove.

2020-01-07  Tom Tromey  <tromey@adacore.com>

        PR build/24937:
        * stap-probe.c (class stap_static_probe_ops): Add constructor.

2020-01-02  Jon Turney  <jon.turney@dronecode.org.uk>

        * cli/cli-style.c: Set cli_styling to 'true' in the Cygwin build.

2020-01-06  Andrew Burgess  <andrew.burgess@embecosm.com>

        * stack.c (print_frame_info): Move disassemble_next_line code
        inside source_print block.

2020-01-06  Eli Zaretskii  <eliz@gnu.org>

        * gdbsupport/gdb_wait.c: Include <signal.h> instead of
        gdb/signals.h, as we are now using native signal symbols.

2020-01-06  Shahab Vahedi  <shahab@synopsys.com>

        * tui/tui-disasm.c (tui_disasm_window::addr_is_displayed): Avoid
        overflow by an early check of content vs threshold.
        * tui/tui-source.c (tui_source_window::line_is_displayed):
        Likewise.

2020-01-06  Eli Zaretskii  <eliz@gnu.org>

        * NEWS: Mention the recent fix of $_exitsignal on MS-Windows.

2020-01-02  Jon Turney  <jon.turney@dronecode.org.uk>

        * coff-pe-read.c (read_pe_exported_syms): Don't try to read the
        export table if no section contains it's RVA.

2020-01-06  Eli Zaretskii  <eliz@gnu.org>

        * windows-tdep.c: Fix a typo in WINDOWS_SIGABRT.

2020-01-06  Hannes Domani  <ssbssa@yahoo.de>

        * source.c (print_source_lines_base): Set last_line_listed.

2020-01-06  Shahab Vahedi  <shahab@synopsys.com>

        * tui/tui-disasm.c: Remove trailing spaces.

2020-01-06  Eli Zaretskii  <eliz@gnu.org>
            Pedro Alves  <palves@redhat.com>

        * Makefile.in (COMMON_SFILES): Add gdbsupport/gdb_wait.c.
        * windows-tdep.c: New enumeration of WINDOWS_SIG* signals.
        (windows_gdb_signal_to_target): New function, uses the above
        enumeration to convert GDB internal signal codes to equivalent
        Windows codes.
        (windows_init_abi): Call set_gdbarch_gdb_signal_to_target.
        * windows-nat.c: Include "gdb_wait.h".
        (get_windows_debug_event): Extract the fatal exception from the
        exit status and convert to the equivalent Posix signal number.
        * cli/cli-cmds.c (exit_status_set_internal_vars): Account for the
        possibility that WTERMSIG returns GDB_SIGNAL_UNKNOWN.
        * gdbsupport/gdb_wait.c: New file, implements
        windows_status_to_termsig.
        * gdbsupport/gdb_wait.h (WIFEXITED, WIFSIGNALED, WEXITSTATUS)
        (WTERMSIG) [__MINGW32__]: Separate definitions for MinGW.

2020-01-05  Andrew Burgess  <andrew.burgess@embecosm.com>

        * tui/tui-layout.c (tui_add_win_to_layout): Use tui_set_layout not
        show_layout.

2020-01-05  Luis Machado  <luis.machado@linaro.org>

        * aarch64-linux-nat.c
        (aarch64_linux_nat_target::thread_architecture): Use bfd_arch_aarch64
        and bfd_mach_aarch64.

2020-01-03  Philippe Waroquiers  <philippe.waroquiers@skynet.be>

        * ui-file.c (stdio_file::can_emit_style_escape)
        (tee_file::can_emit_style_escape): Ensure style is used also on
        gdb_stderr when gdb_stderr is a tty supporting styling, similarly
        to gdb_stdout.
        * main.c (set_gdb_data_directory): Use file style to output the
        warning that the given pathname is not a directory.
        * top.c (show_history_filename, gdb_safe_append_history)
        (show_gdb_datadir): Use file style.

2020-01-03  Hannes Domani  <ssbssa@yahoo.de>

        * solib-target.c (struct lm_info_target):
        Change offsets to be a unique_xmalloc_ptr.
        (solib_target_relocate_section_addresses): Update.

2020-01-03  Hannes Domani  <ssbssa@yahoo.de>

        * windows-nat.c (windows_clear_solib): Free so_list linked list.

2020-01-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * MAINTAINERS (Write After Approval): Add myself.

2020-01-02  Luis Machado  <luis.machado@linaro.org>

        * proc-service.c (get_ps_regcache): Remove reference to obsolete
        Cell BE architecture.
        * target.h (struct target_ops) <thread_architecture>: Likewise.

2020-01-01  Hannes Domani  <ssbssa@yahoo.de>

        * Makefile.in: Use INSTALL_PROGRAM_ENV.

2020-01-01  Hannes Domani  <ssbssa@yahoo.de>

        * MAINTAINERS (Write After Approval): Add myself.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * gdbarch.sh: Update copyright year range of generated files.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        Update copyright year range in all GDB files.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * copyright.py: Convert to Python 3.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * copyright.py: Adapt after move of gnulib directory from gdb
        directory to toplevel directory.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * copyright.py (main): Exit if run from the wrong directory.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * top.c (print_gdb_version): Change copyright year to 2020.

2020-01-01  Joel Brobecker  <brobecker@adacore.com>

        * config/djgpp/fnchange.lst: Add entry for gdb/ChangeLog-2019.

For older changes see ChangeLog-2019.
\f
Local Variables:
mode: change-log
left-margin: 8
fill-column: 74
version-control: never
coding: utf-8
End: