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2008-10-052008-10-05 Michael Snyder <msnyder@promb-2s-dhcp59.eng.vmware.com>Michael Snyder1-1/+1
* infrun.c (handle_inferior_event): Fix typo in comment.
2008-10-032008-10-03 Paul Pluzhnikov <ppluzhnikov@google.com>Paul Pluzhnikov1-10/+5
* utils.c, defs.h (gdb_buildargv): New fn. Wrap buildargv and check for out-of-memory condition. * exec.c (exec_file_command): Call it. * infrun.c (handle_command, xdb_handle_command): Likewise. * interps.c (interpreter_exec_cmd): Likewise. * linux-nat.c (linux_nat_info_proc_cmd): Likewise. * procfs.c (info_proc_cmd): Likewise. * remote-mips.c (common_open): Likewise. * remote-sim.c (gdbsim_kill, gdbsim_create_inferior) (gdbsim_open): Likewise. * remote.c (extended_remote_run, remote_put_command) (remote_get_command, remote_delete_command): Likewise. * ser-mingw.c (pipe_windows_open): Likesise. * source.c (add_path, show_substitute_path_command) (unset_substitute_path_command, set_substitute_path_command): Likewise. * stack.c (backtrace_command): Likewise. * symfile.c (symbol_file_command, generic_load) (add_symbol_file_command): Likesise. * symmisc.c (maintenance_print_symbols, maintenance_print_psymbols) (maintenance_print_msymbols): Likewise.
2008-10-02 * mips-linux-tdep.c (mips_linux_in_dynsym_resolve_code): UpdateDaniel Jacobowitz1-1/+1
comments. (mips_linux_skip_resolver): Also use glibc_skip_solib_resolver. (mips_linux_init_abi): Do not override skip_trampoline_code. * configure.tgt (mips*-*-linux*): Add glibc-tdep.o. * mips-tdep.c (mips32_scan_prologue): Stop scanning at branches. (mips_stub_frame_sniffer): Use the stub frame sniffer for PIC stubs. (mips_skip_mips16_trampoline_code): Rename from mips_skip_trampoline_code. (mips_skip_pic_trampoline_code, mips_skip_trampoline_code): New. * infrun.c (handle_inferior_event): Do not pass zero to in_solib_dynsym_resolve_code.
2008-09-22 * infrun.c (follow_exec): Don't do a generic mourn. InsteadPedro Alves1-4/+2
inline the required bits. * breakpoint.h (enum inf_context): Add inf_execd.
2008-09-22 * infrun.c (handle_inferior_event): In the follow exec case,Pedro Alves1-20/+11
context-switch before doing anything else.
2008-09-22 Make the stop_soon global be per-inferior instead.Pedro Alves1-17/+36
* infcmd.c (attach_command_post_wait): Adjust. (attach_command): Likewise. * inferior.h (stop_soon): Delete. (struct inferior): Add stop_soon member. * infrun.c (stop_soon): Delete. (clear_proceed_status, start_remote) (fetch_inferior_event, handle_inferior_event): Adjust. (signal_stop_state): Don't check stop_soon here. Check in callers instead. (save_inferior_status, restore_inferior_status): Adjust. * linux-nat.c (linux_nat_resume, linux_nat_wait): Always pass signals to common code if starting up the inferior. * inferior.h (struct inferior_info): Added stop_soon member. * inferior.c (add_inferior) Clear stop_soon. * mips-tdep.c (heuristic_proc_start): Adjust. * nto-procfs.c (procfs_create_inferior): Adjust. * solib-irix.c (irix_solib_create_inferior_hook): Adjust. * solib-osf.c (osf_solib_create_inferior_hook): Adjust. * solib-sunos.c (sunos_solib_create_inferior_hook): Adjust. * solib-svr4.c (svr4_solib_create_inferior_hook): Adjust. * win32-nat.c (do_initial_win32_stuff): Adjust. * alpha-tdep.c (alpha_heuristic_proc_start): Adjust.
2008-09-17 Fix a crash on uninitialized ECS->EVENT_THREAD for a newly found thread.Jan Kratochvil1-8/+8
* infrun.c (wait_for_inferior): Move this ECS->EVENT_THREAD initialization ... (fetch_inferior_event): ... and this ECS->EVENT_THREAD initialization ... (handle_inferior_event): ... here after the add_thread call together with the local adjust_pc_after_break and reinit_frame_cache calls.
2008-09-11 * defs.h (struct gdbarch): Add forward declaration.Ulrich Weigand1-1/+1
(set_next_address): Add GDBARCH argument. * printcmd.c (set_next_address): Use it to find pointer type. * breakpoint.c (breakpoint_1): Update call. * source.c (line_info): Likewise. * findcmd.c (find_command): Use current_gdbarch to find pointer type. * breakpoint.c (set_breakpoint_count): Use platform-neutral types for internal variable values. * infrun.c (handle_inferior_event): Likewise. * source.c (forward_search_command, reverse_search_command): Likewise. * tracepoint.c (set_tracepoint_count, set_traceframe_num, set_tracepoint_num, set_traceframe_context): Likewise.
2008-09-09gdb/Pedro Alves1-10/+8
* infrun.c (normal_stop): Run hook-stop last. gdb/testsuite/ * gdb.base/hook-stop-continue.c: New. * gdb.base/hook-stop-continue.exp: New.
2008-09-08 * inferior.h (context_switch_to): Delete.Pedro Alves1-30/+1
* infrun.c (context_switch): Don't save and load infrun state. (context_switch_to): Delete. * infcmd.c (proceed_thread_callback): Replace context_switch_to calls by switch_to_thread calls. * gdbthread.h (save_infrun_state, load_infrun_state): Delete. * thread.c (main_thread_state, main_thread_executing): Delete. (inferior_thread): Delete references to them. (add_thread_silent): Fix case where we're adding a thread with the same ptid as an exited thread. Remove references to context-switching. (load_infrun_state, save_infrun_state): Delete. (thread_alive, is_thread_state, any_running, is_executing) (set_executing): Remove the special handling for targets that don't register any thread. (restore_current_thread, thread_apply_all_command) (do_captured_thread_select): Unconditionally call switch_to_thread. * mi/mi-main.c (mi_cmd_execute): Check for exited threads. Call switch_to_thread instead of context_switch_to.
2008-09-08 * infrun.c (context_switch): Don't context-switch the continuations.Pedro Alves1-4/+2
2008-09-08 Remove the global stop_step in favour of a per-threadPedro Alves1-19/+20
stop_step. * inferior.h (stop_step): Delete. * gdbthread.h (struct thread_info): Add comments to stop_step. (save_infrun_state, load_infrun_state): Remove stop_step argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_step argument, and references to it. * infrun.c (clear_proceed_status): Clear stop_step. (fetch_inferior_event): Adjust. (context_switch): Don't context-switch stop_step. (handle_inferior_event): Adjust. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * infcmd.c (stop_step): Delete. (step_1, step_1_continuation, step_once, until_next_command): Adjust.
2008-09-08 Remove the global step_multi in favour of a per-threadPedro Alves1-8/+18
step_multi. * inferior.h (step_multi): Delete. * gdbthread.h (struct thread_info): Add comments around step_multi. (save_infrun_state, load_infrun_state): Remove step_multi parameter. * thread.c (load_infrun_state, save_infrun_state): Remove step_multi argument, and references to it. * infcmd.c (step_multi): Delete. (step_1): Adjust. (step_1_continuation, until_next_command): Adjust. * infrun.c (fetch_inferior_event): Adjust. (context_switch): Don't context-switch step_multi. (print_stop_reason, normal_stop): Adjust.
2008-09-08 Remove the global stop_signal in favour of a per-threadPedro Alves1-49/+82
stop_signal. * inferior.h (stop_signal): Delete. * gdbthread.h (save_infrun_state, load_infrun_state): Remove stop_signal argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_signal argument. Don't reference it. * infcmd.c (stop_signal): Delete. (program_info): Adjust. * infrun.c (resume): Clear stop_signal. (proceed): Adjust. Pass the last stop_signal to the thread we're resuming. (context_switch): Don't context-switch stop_signal. (handle_inferior_event, keep_going): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * fbsd-nat.c: Include "gdbthread.h". (find_signalled_thread, find_stop_signal): New. (fbsd_make_corefile_notes): Use it. * fork-child.c (startup_inferior): Adjust. * linux-nat.c (get_pending_status): Adjust. (linux_nat_do_thread_registers): Adjust. (find_signalled_thread, find_stop_signal): New. (linux_nat_do_thread_registers): Add stop_signal parameter. (struct linux_nat_corefile_thread_data): Add stop_signal member. (linux_nat_corefile_thread_callback): Pass stop_signal. (linux_nat_do_registers): Delete. (linux_nat_make_corefile_notes): Use find_stop_signal. Assume there's always a thread. * procfs.c (find_signalled_thread, find_stop_signal): New. (find_stop_signal): New. (procfs_do_thread_registers): Add stop_signal parameter. (struct procfs_corefile_thread_data): Add stop_signal member. (procfs_corefile_thread_callback): Pass args->stop_signal. (procfs_make_note_section): Find the last stop_signal. * solib-irix.c: Include gdbthread.h. (irix_solib_create_inferior_hook): Adjust. * solib-osf.c: Include gdbthread.h. (osf_solib_create_inferior_hook): Adjust. * solib-sunos.c: Include gdbthread.h. (sunos_solib_create_inferior_hook): Adjust. * solib-svr4.c: Include gdbthread.h. (svr4_solib_create_inferior_hook): Adjust. * win32-nat.c (do_initial_win32_stuff): Adjust.
2008-09-08 * gdbthread.h (struct thread_info): Add comments aroundPedro Alves1-11/+10
proceed_to_finish. (save_infrun_state, load_infrun_state): Remove proceed_to_finish argument. * thread.c (load_infrun_state, save_infrun_state): Delete proceed_to_finish argument and references to it. * infcall.c (call_function_by_hand): Adjust. * infcmd.c (finish_command): Adjust. * infrun.c (proceed_to_finish): Delete. (clear_proceed_status): Adjust. (context_switch): Don't context-switch proceed_to_finish. (normal_stop, save_inferior_status, restore_inferior_status): Adjust.
2008-09-08 * inferior.h (stop_bpstat): Delete.Pedro Alves1-30/+35
* breakpoint.h (bpstat_do_actions): Remove bpstat* argument. * breakpoint.c (bpstat_do_actions): Rename to ... (bpstat_do_actions_1): ... this. Make static. Change return type to int. Return true if a breakpoint proceeded. (bpstat_do_actions): New, as wrapper around bpstat_do_actions_1. (delete_breakpoint): Don't reference the global stop_bpstat; it's gone. * gdbthread.h (struct thread_info): Add stop_bpstat. (save_infrun_state, load_infrun_state): Remove stop_bpstat argument. * thread.c (load_infrun_state, save_infrun_state): Remove stop_bpstat argument, and the code referencing it. * infcall.c: Include "gdbthread.h". (call_function_by_hand): Adjust. * exceptions.c: Include "gdbthread.h". (throw_exception): Adjust. * infcmd.c (stop_bpstat): Delete. (continue_command): In all-stop, set the ignore count on the thread that reported the stop. In non-stop, set it on the current thread. (finish_command_continuation): Adjust. (program_info): Adjust. * infrun.c (clear_proceed_status): Adjust. (context_switch): Don't context-switch stop_bpstat. (handle_inferior_event): Adjust. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * inf-loop.c (inferior_event_handler): Remove parameter to bpstat_do_actions call. * top.c (command_loop): Remove parameter to bpstat_do_actions call. Call it unconditionally. * event-top.c (command_handler): Ditto. * python/python.c (execute_gdb_command): Ditto.
2008-09-08 * inferior.h (step_over_calls): Delete.Pedro Alves1-12/+11
* gdbthread.h (save_infrun_state, load_infrun_state): Remove step_over_calls argument. * thread.c (save_infrun_state, load_infrun_state): Remove step_over_calls argument. Adjust. * infcmd.c (step_over_calls): Delete. (step_1): Adjust. * infrun.c (clear_proceed_status): Adjust. (context_switch): Don't context-switch step_over_calls. (handle_inferior_event, save_inferior_status) (restore_inferior_status): Adjust.
2008-09-08 Remove context switching in favour of accessing thread_info fieldsPedro Alves1-202/+194
directly. * infrun.c (stepping_over_breakpoint, step_resume_breakpoint): Delete. (struct thread_stepping_state): Delete. (gtss, tss): Delete. (follow_inferior_reset_breakpoints, follow_exec) (resume, clear_proceed_status): Adjust. (prev_pc): Delete. (proceed, start_remote, init_wait_for_inferior): Adjust. (struct execution_control_state): Add event_thread member. (delete_step_resume_breakpoint_callback) (delete_step_thread_step_resume_breakpoint) (delete_step_thread_step_resume_breakpoint_cleanup) (delete_step_thread_step_resume_breakpoint): New. (wait_for_inferior, init_execution_control_state): Use delete_step_thread_step_resume_breakpoint_cleanup. (wait_for_inferior): Set the event_thread. (fetch_inferior_event): Ditto. Delete the step-resume breakpoint with delete_step_thread_step_resume_breakpoint. (init_thread_stepping_state): Change parameter type to thread_info. Adjust. (context_switch): Don't context switch prev_pc, stepping_over_breakpoint, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, tss->stepping_over_breakpoint, tss->stepping_through_solib_after_catch, tss->stepping_through_solib_catchpoints, tss->current_line, or tss->current_symtab. (adjust_pc_after_break, handle_inferior_event) (currently_stepping, step_into_function) (insert_step_resume_breakpoint_at_sal) (insert_longjmp_resume_breakpoint, keep_going): Adjust. (clear_stepping_state): New. (normal_stop): Adjust. (save_inferior_status, restore_inferior_status): Adjust. * gdbthread.h (struct thread_info): Comments describing the members moved here. Add step_after_step_resume_breakpoint. (delete_step_resume_breakpoint): Add thread_info argument. (save_infrun_state, load_infrun_state): Remove prev_pc, trap_expected, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, another_trap, stepping_through_solib_after_catch, stepping_through_solib_catchpoints, current_line and current_symtab function arguments. (inferior_thread): Declare. * thread.c (inferior_thread): New. (delete_step_resume_breakpoint): Add a thread_info parameter and rewrite. (load_infrun_state, save_infrun_state): Remove prev_pc, trap_expected, step_resume_breakpoint, step_range_start, step_range_end, step_frame_id, stepping_over_breakpoint, stepping_through_solib_after_catch, stepping_through_solib_catchpoints, current_line and current_symtab args. Remove code referencing them. * infcmd.c (step_range_start, step_range_end, step_frame_id): Delete. (step_1, step_once, until_next_command): Adjust. * inferior.h (step_range_start, step_range_end, step_frame_id): Delete. * linux-nat.c (linux_child_follow_fork): If following the child, move the step state to it. Adjust. * inf-ptrace.c (inf_ptrace_follow_fork): Ditto. * inf-ttrace.c (inf_ttrace_follow_fork): Ditto.
2008-08-26 * dummy-frame.h (dummy_frame_pop): Add prototype.Ulrich Weigand1-27/+0
* dummy-frame.c: Include "observer.h". (dummy_frame_push): Do not check for stale frames. (dummy_frame_pop): New function. (cleanup_dummy_frames): New function. (_initialize_dummy_frame): Install it as inferior_created observer. * frame.h (struct frame_id): Update comments. (frame_id_inner): Remove prototype. * frame.c (frame_id_inner): Make static. Add comments. (frame_find_by_id): Update frame_id_inner safety net check to avoid false positives for targets using non-contiguous stack ranges. (get_prev_frame_1): Update frame_id_inner safety net check. (frame_pop): Call dummy_frame_pop when popping a dummy frame. * stack.c (return_command): Directly pop the selected frame. * infrun.c (handle_inferior_event): Remove dead code. * i386-tdep.c (i386_push_dummy_call): Update comment.
2008-08-22 * infrun.c (adjust_pc_after_break): Do not call get_thread_regcacheUlrich Weigand1-7/+9
if the thread has already exited.
2008-08-22 * infrun.c (proceed): Move back setting previous_inferior_ptidPedro Alves1-3/+10
from here ... (wait_for_inferior): ... to here. (fetch_inferior_event): ... and here.
2008-08-19 * infrun.c (resume): If the thread is placed to the deferred stepVladimir Prus1-1/+5
queue, mark it as running.
2008-08-182008-08-18 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-0/+26
gdb/doc/ * observer.texi (thread_ptid_changed): New. gdb/ * gdbthread.h (thread_change_ptid): Declare. * infrun.c (infrun_thread_ptid_changed): New. (_initialize_infrun): Attach infrun_thread_ptid_changed to the thread_ptid_changed observer. * regcache.c (regcache_thread_ptid_changed): New. (_initialize_regcache): Attach regcache_thread_ptid_changed to the thread_ptid_changed observer. * thread.c (thread_change_ptid): New.
2008-08-16 * infrun.c (fetch_inferior_event): Only call normal_stop if notPedro Alves1-1/+3
stopping quietly.
2008-07-22 Scrub remnants of IN_SOLIB_DYNSYM_RESOLVE_CODE.Stan Shebs1-15/+4
* gdbarch.sh: Adjust comment to refer to in_solib_dynsym_resolve_code(). * gdbarch.h, gdbarch.c: Update. * solib-osf.c: Ditto. * infrun.c: Ditto. (handle_inferior_event): Use in_solib_dynsym_resolve_code unconditionally. * config/mips/nm-irix5.h: Remove undef of IN_SOLIB_DYNSYM_RESOLVE_CODE. * gdbint.texinfo: Refer to target_so_ops.in_dynsym_resolve_code instead of IN_SOLIB_DYNSYM_RESOLVE_CODE.
2008-07-15Revert frame_unwind_caller_pc / frame_unwind_caller_id.Daniel Jacobowitz1-8/+6
2008-07-15 * frame.c (frame_unwind_id): Renamed to ...Daniel Jacobowitz1-6/+8
(frame_unwind_caller_id): ... this. All callers updated. (frame_pc_unwind): Renamed to ... (frame_unwind_caller_pc): ... this. All callers updated. * frame.h: Document frame_unwind_caller_WHAT functions. (frame_unwind_id): Renamed to ... (frame_unwind_caller_id): ... this. (frame_pc_unwind): Renamed to ... (frame_unwind_caller_pc): ... this. * hppa-tdep.c (hppa_find_unwind_entry_in_block): Correct comment. * stack.c (parse_frame_specification_1): Do not rely on frame_unwind_id.
2008-07-15 * infrun.c (handle_inferior_event): Tag threads as stoppedLuis Machado1-23/+23
before inserting breakpoints.
2008-07-122008-07-12 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-20/+23
* infrun.c (struct thread_stepping_state): Delete sal member. (init_thread_stepping_state): Add local sal. Use it instead of tss->sal. (handle_inferior_event): New local stop_pc_sal. Use it instead of tss->sal. (step_into_function): Add local stop_func_sal. Use it instead of tss->sal.
2008-07-12 * infrun.c (resume): Discard cleanups on early exit path.Vladimir Prus1-4/+7
2008-07-12 * infrun.c (normal_stop): For MI, report which threadsVladimir Prus1-2/+15
were stopped.
2008-07-11 * infrun.c (handle_inferior_event): Also ignore aPedro Alves1-5/+12
TARGET_SIGNAL_TRAP on a STOP_QUIETLY_NO_SIGSTOP.
2008-07-11 Exited threads.Pedro Alves1-1/+25
* thread.c (enum thread_state): New. (thread_state main_thread_running): Delete, in favor of... (thread_state main_thread_state): ... this. Update throughout. (clear_thread_inferior_resources): New, split from free_thread. (free_thread): Call clear_thread_inferior_resources. (init_thread_list): Set main thread to stopped state. (add_thread_silent): Take care of PTID reuses. (delete_thread): If deleting inferior_ptid or a thread with refcount > 0, mark it as exited, but still keep it in the list. Only notify of thread exits, if we haven't done so yet. (iterate_over_threads): Make it safe to delete threads while iterating over them. (do_captured_list_thread_ids): Don't account for exited threads. (thread_alive): Check for the THREAD_EXITED state, and don't set ptid to -1 on exited threads. (set_running): Update to account for extra possible states. (is_thread_state): New. (is_stopped, is_exited): New. (is_running): Implement in terms of is_thread_state. (any_running): Update. (print_thread_info): Update. Account for exited threads. Don't warn about missed frame restoring here, its done in the cleanup. (switch_to_thread): Don't read from a thread that has gone. (restore_current_thread): In non-stop mode, do a full context switch. (restore_selected_frame): Add a frame_level argument. Rewrite. (struct current_thread_cleanup): Add selected_frame_level and was_stopped members. (do_restore_current_thread_cleanup): Check if thread was stopped and still is, and if the target has registers, stack and memory before restoring the selected frame. Don't delete the cleanup argument here. (restore_current_thread_cleanup_dtor): New. (make_cleanup_restore_current_thread): Remove all arguments. Rewrite. (thread_apply_all_command): Update. Prune threads. (thread_apply_command): Update. (thread_command): Account for currently selected exited thread. (do_captured_thread_select): Check for a running thread. Prune threads. (_initialize_thread): Make "info threads", "thread", "thread apply", and "thread apply all" appliable without a selected thread. * gdbthread.h (struct thread_info): Replace running_ by state_. Add refcount. (is_exited, is_stopped): Declare. (make_cleanup_restore_current_thread): Remove all arguments. * infrun.c: Include "event-top.h". (fetch_inferior_event): In non-stop mode, restore selected thread and frame after handling the event and running breakpoint commands. Display GDB prompt if needed. (normal_stop): In non-stop mode, don't print thread switching notice. * cli/cli-decode.c (set_cmd_no_selected_thread_ok) (get_cmd_no_selected_thread_ok): New. * cli/cli-decode.h (CMD_NO_SELECTED_THREAD_OK): New. (set_cmd_no_selected_thread_ok, get_cmd_no_selected_thread_ok): Declare. * cli/cli-cmds.c: Set "pwd", "help", "info", "show" as no-selected-thread ok. * top.c (execute_command): Check for non no-selected-thread-ok commands. * linux-nat.c (struct saved_ptids, threads_to_delete) (record_dead_thread, prune_lwps): Delete. (exit_lwp): Unconditionally delete thread. (linux_nat_resume): Remove prune_lwps call. * infcmd.c (proceed_thread_callback): Check if !is_stopped instead of is_running. Adjust to make_cleanup_restore_current_thread interface change. * mi/mi-main.c (mi_cmd_execute): Only allow a few commands if the selected thread has exited. * inf-loop.c (inferior_event_handler): Don't display the prompt here. * varobj.c (c_value_of_root): Update. * defs.h (make_cleanup_dtor): Declare. * utils.c (make_cleanup_dtor): New. * Makefile.in (infrun.o): Depend on $(event_top_h).
2008-07-09 Non-stop inferior control.Pedro Alves1-29/+96
* infrun.c (resume): In non-stop mode, always resume just one thread. (proceed): Don't call prepare_to_proceed in non-stop mode. (fetch_inferior_event): In non-stop mode, switch context before handling the event. (error_is_running, ensure_not_running): New. (handle_inferior_event): In non-stop mode: Mark only the event thread as stopped. Require that the target module manages adding threads to the thread list. Assert that there isn't a deferred_step_ptid set. Don't switch to infwait_thread_hop_state. (normal_stop): Only mark not-running if inferior hasn't exited. In non-stop mode, only mark the event thread. * thread.c:Include "cli/cli-decode.h". (print_thread_info): Don't read from a running thread. Output "(running)" if thread is running. (switch_to_thread): Don't read stop_pc if thread is executing. (do_restore_current_thread_cleanup): Don't write to a running thread. (thread_apply_all_command): Don't read from a running thread. In non-stop mode, do a full context-switch instead of just switching threads. (thread_apply_command): In non-stop mode, do a full context-switch instead of just switching threads. (do_captured_thread_select): Likewise. Inform user if selected thread is running. (_initialize_thread): Mark "info threads" and "thread" and async_ok. * inf-loop.c (inferior_event_handler): In non-stop mode, don't unregister the target from the event loop. * infcmd.c (continue_command, step_1, jump_command) (signal_command): Ensure the selected thread isn't running. (interrupt_target_command): In non-stop mode, interrupt only the selected thread. * inferior.h (error_is_running, ensure_not_running): Declare. * target.h (struct target_ops): Add ptid argument to the to_stop member. (target_stop): Add ptid_t argument. * target.c (update_current_target): Add ptid argument to to_stop's type. (debug_to_stop): Add ptid_t argument. (debug_to_rcmd): Set to_stop_ptid. * remote.c (remote_stop): Add ptid_t argument. (async_remote_interrupt): Add inferior_ptid to target_stop. * inf-ptrace.c (inf_ptrace_stop): Add ptid argument. * Makefile.in (thread.o): Depend on $(cli_decode_h).
2008-07-09 Don't rely on ecs->wait_for_more.Pedro Alves1-27/+16
* infrun.c (proceed): Clear the stepping state, set previous_inferior_ptid and clear infwait state. (wait_for_inferior): Don't clear the stepping state, set previous_inferior_ptid, or clear the infwait state here. (fetch_inferior_event): Don't clear the stepping state, set previous_inferior_ptid, or clear the infwait state here. Don't condition on wait_for_more.
2008-07-09 Refactor infrun a bit.Pedro Alves1-122/+161
* infrun.c (currently_stepping): Take a struct thread_stepping_state instead of an execution_control_state. (struct thread_stepping_state): New, split from execution_control_state. (gtss, tss): New globals. (proceed): Clear the stepping state, set previous_inferior_ptid and clear infwait state. (init_wait_for_inferior): Clear the stepping state, previous_inferior_ptid and infwait state. (waiton_ptid, infwait_state): New, split from execution_control_state. (struct execution_control_state): Members that persist through events moved out to either struct thred_stepping_state or made global. Deleted unneeded wp, saved_inferior_ptid, tmpstatus. (wait_for_inferior, fetch_inferior_event): Use local execution_control_state. Update to execution_control_state split. (init_execution_control_state): Adjust. (init_thread_stepping_state): New, extracted from init_execution_control_state. (context_switch): Take a ptid instead of an execution_control_state. (context_switch_to): Adjust. (adjust_pc_after_break): Adjust. (init_infwait_state): New. (handle_inferior_event): Adjust.
2008-07-09 Per-thread commands.Pedro Alves1-22/+45
* gdbthread.h: Remove unneeded forward declarations. Include "inferior.h". (struct thread_info): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi and stop_signal members. (save_infrun_state): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat parameters. (load_infrun_state): Add continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat parameters. * thread.c (load_infrun_state): In non-stop mode, load continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi and stop_signal. (save_infrun_state): Store continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (save_infrun_state): Store continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (free_thread): Clear The thread's stop_bpstat. * inferior.h (context_switch_to): Declare. * infrun.c (ecss): New global. (context_switch): Context switch continuations, intermediate_continuations, proceed_to_finish, step_over_calls, stop_step, step_multi, stop_signal and stop_bpstat. (wait_for_inferior): Use global ecss. (async_ecss, async_ecs): Delete. (fetch_inferior_event): Use global ecss. (context_switch_to): New. * top.c (execute_command): In non-stop, only check if the current thread is running, in all-stop, check if there's any thread running. * breakpoint.c (bpstat_remove_breakpoint): New. (bpstat_remove_breakpoint_callback): New. (delete_breakpoint): Clear the stop_bpstats of all threads. * mi/mi-main.c (mi_cmd_execute): In non-stop, only check if the current thread is running, in all-stop, check if there's any thread running. * Makefile.in (gdbthread_h): Depend on $(inferior_h).
2008-07-09 Add non_stop global.Pedro Alves1-0/+46
* inferior.h (non_stop): Declare. * infrun.c (non_stop, non_stop_1): New. (set_non_stop, show_non_stop): New. (_initialize_infrun): Add "set/show non-stop" command.
2008-07-09 Adjust fork/vfork/exec to pass ptids around.Pedro Alves1-13/+13
* target.h (struct target_waitstatus): Store related_pid as a ptid. (inferior_has_forked, inferior_has_vforked, inferior_has_execd): Take a ptid_t. * breakpoint.h (struct breakpoint): Change forked_inferior_pid type to ptid. * breakpoint.c (print_it_typical, bpstat_check_location) (print_one_breakpoint_location, set_raw_breakpoint_without_location) (create_fork_vfork_event_catchpoint): Adjust. * infrun.c (fork_event): Change parent_pid and child_pid types to ptid. (follow_exec, inferior_has_forked, inferior_has_vforked) (inferior_has_execd): Take a ptid_t and don't trim it. * linux-thread-db.c (thread_db_wait): Don't trim the returned ptid. * linux-nat.c (linux_child_follow_fork): Adjust. * inf-ptrace.c (inf_ptrace_wait): Adjust. * inf-ttrace.c (inf_ttrace_wait): Adjust. * win32-nat.c (get_win32_debug_event): Don't set related_pid.
2008-07-09 Add "executing" property to threads.Pedro Alves1-0/+5
* inferior.h (target_executing): Delete. * gdbthread.h (struct thread_info): Add executing_ field. (set_executing, is_executing): New. * thread.c (main_thread_executing): New. (init_thread_list): Clear it and also main_thread_running. (is_running): Return false if target has no execution. (any_running, is_executing, set_executing): New. * top.c: Include "gdbthread.h". (target_executing): Delete. (execute_command): Replace target_executing check by any_running. * event-top.c: Include "gdbthread.h". (display_gdb_prompt, command_handler): Replace target_executing by is_running. * inf-loop.c: Include "gdbthread.h". Don't mark as not executing here. Replace target_executing by is_running. * infrun.c (handle_inferior_event): Mark all threads as not-executing. * linux-nat.c (linux_nat_resume): Don't mark thread as executing here. * stack.c (get_selected_block): Return null if inferior is executing. * target.c (target_resume): Mark resumed ptid as executing. * breakpoint.c (until_break_command): Replace target_executing check by is_executing. * remote.c (remote_async_resume): Don't mark inferior as executing here. * mi/mi-interp.c (mi_cmd_interpreter_exec): Replace target_executing by any_running. * mi/mi-main.c (mi_cmd_exec_interrupt, mi_cmd_execute) (mi_execute_async_cli_command): Replace target_executing by is_running. * frame.c (get_current_frame): Error out if the current thread is executing. (has_stack_frames): New. (get_selected_frame, deprecated_safe_get_selected_frame): Check has_stack_frames. * Makefile.in (event-top.o, frame.o, inf-loop.o, top.o): Depend on $(gdbthread_h).
2008-07-08 * infrun.c (follow_exec): Reset shared libraries before adding thePedro Alves1-5/+9
main exec file.
2008-06-28 * breakpoint.c (moribund_locations): New.Vladimir Prus1-0/+2
(bpstat_stop_status): Process moribund locations. (update_global_location_list): Add removed locations to moribund_locations. (breakpoint_retire_moribund): New. * breakpoint.h (struct bp_location): New field events_till_retirement. (breakpoint_retire_moribund): Declare. * thread.c (thread_count): New. * infrun.c (handle_inferior_event): Call breakpoint_retire_moribund. * gdbthread.h (thread_count): Declare.
2008-06-27 * infrun.c (start_remote): Don't clear thread list here.Pedro Alves1-1/+0
* monitor.c (monitor_open): Include "gdbthread.h". Clear thread list here. * remote.c (record_currthread): Upgrade the main thread and its entry in the thread list if this is the first time we hear about threads. (remote_thread_alive): Consider magic_null_ptid or a ptid without a tid member always alive. (remote_find_new_threads): Don't update the main thread here. (remote_start_remote): Clear thread list here. Always add the main thread. (extended_remote_attach_1): Add the main thread here. (extended_remote_mourn_1): Re-add the main thread here. (extended_remote_create_inferior_1): Add a main thread. * Makefile.in (monitor.o): Depend on $(gdbthread_h).
2008-06-242008-06-24 Michael Snyder <msnyder@specifix.com>Michael Snyder1-6/+5
* infrun.c (_initialize_infrun): White space and typo fix.
2008-06-13 Don't suppress *running when doing finish.Vladimir Prus1-1/+1
* infcall.c (call_function_by_hand): Set both suppress_resume_observer and suppress_stop_observer. * infcmd.c (suppress_run_stop_observers): Split into... (suppress_resume_observer, suppress_stop_observer): ...those. (finish_command_continuation): Clear suppress_stop_observer. (finish_command): Set suppress_stop_observer. * inferior.h (suppress_run_stop_observers): Split into... (suppress_resume_observer, suppress_stop_observer): ...those. * infrun.c (normal_stop): Check for suppress_stop_observer. * thread.c (set_running): Check for suppress_resume_observer.
2008-06-10 Implement *running.Vladimir Prus1-1/+2
* Makefile.in: Update dependencies. * gdbthread.h (struct thread_info): New field running_. (set_running, is_running): New. * thread.c (set_running, is_running): New. * inferior.h (suppress_normal_stop_observer): Rename to... (suppress_run_stop_observers): ..this. * infcmd.c (suppress_normal_stop_observer): Rename to... (suppress_run_stop_observers): ..this. (finish_command_continuation, finish_command): Adjust. * infcall.c (call_function_by_hand): Adjust. * infrun.c (normal_stop): Call set_running. * target.c (target_resume): New. Call set_running. * target.h (target_resume): Convert from macro to a function. * mi/mi-interp.c (mi_on_resume): New. (mi_interpreter_init): Register mi_on_resume.
2008-06-10 Suppress normal stop observer when it's problematic.Vladimir Prus1-1/+2
* inferior.h (suppress_normal_stop_observer): New. * infcall.c (call_function_by_hand): Disable stop events when doing function calls. * infmcd.c (suppress_normal_stop_observer): New. (finish_command_continuation): Call normal_stop observer explicitly. (finish_command): Disable stop events inside proceed. * infrun.c (normal_stop): Don't call normal stop observer if suppressed of if multi-step is in progress.
2008-06-06* annotate.c (annotate_thread_changed): New function.Nick Roberts1-0/+1
* thread.c (thread_command) : Use it. * infrun.c (normal_stop): Use it.
2008-05-04gdb/Pedro Alves1-26/+60
* breakpoint.c (update_breakpoints_after_exec): Delete bp_longjmp and bp_longjmp_resume breakpoints. (breakpoint_address_is_meaningful): Claim bp_longjmp_resume as meaningful. (create_longjmp_breakpoint): Don't create bp_longjmp_resume breakpoints. Create bp_longjmp breakpoints as momentary breakpoints. (enable_longjmp_breakpoint): Delete. (set_longjmp_breakpoint): New. (disable_longjmp_breakpoint): Delete. (delete_longjmp_breakpoint): New. (set_longjmp_resume_breakpoint): Delete. (set_momentary_breakpoint_at_pc): New. (breakpoint_re_set_one): Don't delete bp_longjmp and bp_longjmp_resume breakpoints. (breakpoint_re_set): Don't create longjmp and longjmp-resume breakpoints. * infrun.c (step_resume_breakpoint): Add comment. (struct execution_control_state): Delete handling_longjmp member. (init_execution_control_state). Don't clear handling_longjmp. (context_switch): Don't context switch handling_longjmp. (handle_inferior_event): If handling a bp_longjmp breakpoint, create a bp_longjmp_resume breakpoint, and set it as current step_resume_breakpoint, then step over the longjmp breakpoint. If handling a bp_longjmp_resume breakpoint, don't delete the longjmp breakpoint, delete the longjmp-resume breakpoint, and stop stepping. (currently_stepping): Remove handling_longjmp from expression. (insert_step_resume_breakpoint_at_sal): Update comment. (insert_longjmp_resume_breakpoint): New. * breakpoint.h (set_momentary_breakpoint_at_pc): Declare. (enable_longjmp_breakpoint, disable_longjmp_breakpoint): Delete declarations. (set_longjmp_breakpoint, delete_longjmp_breakpoint): Declare. (set_longjmp_resume_breakpoint): Delete declaration. * gdbthread.h (save_infrun_state): Remove handling_longjmp parameter. (load_infrun_state): Delete *handling_longjmp parameter. * thread.c (save_infrun_state): Remove handling_longjmp parameter. Update body. (load_infrun_state): Delete *handling_longjmp parameter. Update body. * infcmd.c (disable_longjmp_breakpoint_cleanup): Delete. (delete_longjmp_breakpoint_cleanup): New. (step_1): Call set_longjmp_breakpoint instead of enable_longjmp_breakpoint. Use delete_longjmp_breakpoint_cleanup instead of disable_longjmp_breakpoint_cleanup when making cleanup. (step_1_continuation): Pass thread id in the continuation args to step_once. (step_once): Add thread parameter. Pass thread id the the continuation. gdb/testsuite/ * gdb.cp/annota2.exp: Adjust to breakpoints invalidations at different times.
2008-05-04 * inferior.h (read_pc_pid, write_pc_pid): Remove.Ulrich Weigand1-44/+58
* regcache.h (regcache_read_pc, regcache_write_pc): Add prototypes. * regcache.c (read_pc_pid): Remove, replace by ... (regcache_read_pc): ... this function. (write_pc_pid): Remove, replace by ... (regcache_write_pc): ... this function. (read_pc, write_pc): Update. * infrun.c (displaced_step_prepare): Replace read_pc_pid and write_pc_pid by regcache_read_pc and regcache_write_pc. (displaced_step_fixup): Likewise. (resume): Likewise. Use regcache arch instead of current_gdbarch. (prepare_to_proceed): Likewise. (proceed): Likewise. (adjust_pc_after_break): Likewise. (handle_inferior_event): Likewise. * linux-nat.c (cancel_breakpoint): Likewise. * linux-thread-db.c (check_event): Likewise. * aix-thread.c (aix_thread_wait): Likewise. * tracepoint.c (trace_dump_command): Likewise.