+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.