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path: root/gdb/gdbserver/server.h
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2010-06-15 * linux-x86-low.c (amd64_emit_const, amd64_emit_void_call_2)Pedro Alves1-1/+1
(i386_emit_const, i386_emit_void_call_2): Replace int64_t uses with LONGEST uses. * server.h (struct emit_ops): Replace int64_t uses with LONGEST uses. * tracepoint.c (emit_const, emit_void_call_2): Replace int64_t uses with LONGEST uses.
2010-06-14gdb/Pedro Alves1-0/+50
2010-06-14 Pedro Alves <pedro@codesourcery.com> * NEWS: Mention GDBserver's JIT compilation of tracepoint bytecode. gdb/gdbserver/ 2010-06-14 Stan Shebs <stan@codesourcery.com> Pedro Alves <pedro@codesourcery.com> Bytecode compiler. * linux-x86-low.c: Include limits.h. (add_insns): New. (always_true): New. (EMIT_ASM): New. (EMIT_ASM32): New. (amd64_emit_prologue, amd64_emit_epilogue, amd64_emit_add) (amd64_emit_sub, amd64_emit_mul, amd64_emit_lsh) (amd64_emit_rsh_signed, amd64_emit_rsh_unsigned, amd64_emit_ext, (amd64_emit_log_not, amd64_emit_bit_and, amd64_emit_bit_or) (amd64_emit_bit_xor, amd64_emit_bit_not, amd64_emit_equal, (amd64_emit_less_signed, amd64_emit_less_unsigned, amd64_emit_ref, (amd64_emit_if_goto, amd64_emit_goto, amd64_write_goto_address) (amd64_emit_const, amd64_emit_call, amd64_emit_reg) (amd64_emit_pop, amd64_emit_stack_flush, amd64_emit_zero_ext) (amd64_emit_swap, amd64_emit_stack_adjust, amd64_emit_int_call_1) (amd64_emit_void_call_2): New. (amd64_emit_ops): New. (i386_emit_prologue, i386_emit_epilogue, i386_emit_add) (i386_emit_sub,i386_emit_mul, i386_emit_lsh, i386_emit_rsh_signed) (i386_emit_rsh_unsigned, i386_emit_ext, i386_emit_log_not) (i386_emit_bit_and, i386_emit_bit_or, i386_emit_bit_xor) (i386_emit_bit_not, i386_emit_equal, i386_emit_less_signed) (i386_emit_less_unsigned, i386_emit_ref, i386_emit_if_goto) (i386_emit_goto, i386_write_goto_address, i386_emit_const) (i386_emit_call, i386_emit_reg, i386_emit_pop) (i386_emit_stack_flush, i386_emit_zero_ext, i386_emit_swap) (i386_emit_stack_adjust, i386_emit_int_call_1) (i386_emit_void_call_2): New. (i386_emit_ops): New. (x86_emit_ops): New. (the_low_target): Install x86_emit_ops. * server.h (struct emit_ops): New. (get_raw_reg_func_addr): Declare. (current_insn_ptr, emit_error): Declare. * tracepoint.c (get_raw_reg, get_trace_state_variable_value) (set_trace_state_variable_value): New defines. (struct ipa_sym_addresses): New fields addr_get_raw_reg, addr_get_trace_state_variable_value and addr_set_trace_state_variable_value. (symbol_list): New fields for get_raw_reg, get_trace_state_variable_value and set_trace_state_variable_value. (condfn): New typedef. (struct tracepoint): New field `compiled_cond'. (do_action_at_tracepoint): Clear compiled_cond. (get_trace_state_variable_value, set_trace_state_variable_value): Export in the IPA. (condition_true_at_tracepoint): If there's a compiled condition, run that. (current_insn_ptr, emit_error): New globals. (struct bytecode_address): New. (get_raw_reg_func_addr): New. (emit_prologue, emit_epilogue, emit_add, emit_sub, emit_mul) (emit_lsh, emit_rsh_signed, emit_rsh_unsigned, emit_ext) (emit_log_not, emit_bit_and, emit_bit_or, emit_bit_xor) (emit_bit_not, emit_equal, emit_less_signed, emit_less_unsigned) (emit_ref, emit_if_goto, emit_goto, write_goto_address, emit_const) (emit_reg, emit_pop, emit_stack_flush, emit_zero_ext, emit_swap) (emit_stack_adjust, emit_int_call_1, emit_void_call_2): New. (compile_tracepoint_condition, compile_bytecodes): New. * target.h (emit_ops): Forward declare. (struct target_ops): New field emit_ops. (target_emit_ops): New. * linux-amd64-ipa.c (gdb_agent_get_raw_reg): New. * linux-i386-ipa.c (gdb_agent_get_raw_reg): New. * linux-low.c (linux_emit_ops): New. (linux_target_ops): Install it. * linux-low.h (struct linux_target_ops): New field emit_ops.
2010-06-01gdb/gdbserver/Pedro Alves1-4/+45
2010-06-01 Pedro Alves <pedro@codesourcery.com> Stan Shebs <stan@codesourcery.com> * Makefile.in (IPA_DEPFILES, extra_libraries): New. (all): Depend on $(extra_libraries). (install-only): Install the IPA. (IPA_OBJS, IPA_LIB): New. (clean): Remove the IPA lib. (IPAGENT_CFLAGS): New. (tracepoint-ipa.o, utils-ipa.o, remote-utils-ipa.o) (regcache-ipa.o, i386-linux-ipa.o, linux-i386-ipa.o) (linux-amd64-ipa.o, amd64-linux-ipa.o): New rules. * linux-amd64-ipa.c, linux-i386-ipa.c: New files. * configure.ac: Check for atomic builtins support in the compiler. (IPA_DEPFILES, extra_libraries): Define. * configure.srv (ipa_obj): Add description. (ipa_i386_linux_regobj, ipa_amd64_linux_regobj): Define. (i[34567]86-*-linux*): Set ipa_obj. (x86_64-*-linux*): Set ipa_obj. * linux-low.c (stabilizing_threads): New. (supports_fast_tracepoints): New. (linux_detach): Stabilize threads before detaching. (handle_tracepoints): Handle internal tracing breakpoints. Assert the lwp is either not stabilizing, or is moving out of a jump pad. (linux_fast_tracepoint_collecting): New. (maybe_move_out_of_jump_pad): New. (enqueue_one_deferred_signal): New. (dequeue_one_deferred_signal): New. (linux_wait_for_event_1): If moving out of a jump pad, defer pending signals to later. (linux_stabilize_threads): New. (linux_wait_1): Check if threads need moving out of jump pads, and do it if so. (stuck_in_jump_pad_callback): New. (move_out_of_jump_pad_callback): New. (lwp_running): New. (linux_resume_one_lwp): Handle moving out of jump pads. (linux_set_resume_request): Dequeue deferred signals. (need_step_over_p): Also step over fast tracepoint jumps. (start_step_over): Also uninsert fast tracepoint jumps. (finish_step_over): Also reinsert fast tracepoint jumps. (linux_install_fast_tracepoint_jump): New. (linux_target_ops): Install linux_stabilize_threads and linux_install_fast_tracepoint_jump_pad. * linux-low.h (linux_target_ops) <get_thread_area, install_fast_tracepoint_jump_pad>: New fields. (struct lwp_info) <collecting_fast_tracepoint, pending_signals_to_report, exit_jump_pad_bkpt>: New fields. (linux_get_thread_area): Declare. * linux-x86-low.c (jump_insn): New. (x86_get_thread_area): New. (append_insns): New. (push_opcode): New. (amd64_install_fast_tracepoint_jump_pad): New. (i386_install_fast_tracepoint_jump_pad): New. (x86_install_fast_tracepoint_jump_pad): New. (the_low_target): Install x86_get_thread_area and x86_install_fast_tracepoint_jump_pad. * mem-break.c (set_raw_breakpoint_at): Use read_inferior_memory. (struct fast_tracepoint_jump): New. (fast_tracepoint_jump_insn): New. (fast_tracepoint_jump_shadow): New. (find_fast_tracepoint_jump_at): New. (fast_tracepoint_jump_here): New. (delete_fast_tracepoint_jump): New. (set_fast_tracepoint_jump): New. (uninsert_fast_tracepoint_jumps_at): New. (reinsert_fast_tracepoint_jumps_at): New. (set_breakpoint_at): Use write_inferior_memory. (uninsert_raw_breakpoint): Use write_inferior_memory. (check_mem_read): Mask out fast tracepoint jumps. (check_mem_write): Mask out fast tracepoint jumps. * mem-break.h (struct fast_tracepoint_jump): Forward declare. (set_fast_tracepoint_jump): Declare. (delete_fast_tracepoint_jump) (fast_tracepoint_jump_here, uninsert_fast_tracepoint_jumps_at) (reinsert_fast_tracepoint_jumps_at): Declare. * regcache.c: Don't compile many functions when building the in-process agent library. (init_register_cache) [IN_PROCESS_AGENT]: Don't allow allocating the register buffer in the heap. (free_register_cache): If the register buffer isn't owned by the regcache, don't free it. (set_register_cache) [IN_PROCESS_AGENT]: Don't re-alocate pre-existing register caches. * remote-utils.c (convert_int_to_ascii): Constify `from' parameter type. (convert_ascii_to_int): : Constify `from' parameter type. (decode_M_packet, decode_X_packet): Replace the `to' parameter by a `to_p' pointer to pointer parameter. If TO_P is NULL, malloc the needed buffer in-place. (relocate_instruction): New. * server.c (handle_query) <qSymbols>: If the target supports tracepoints, give it a chance of looking up symbols. Report support for fast tracepoints. (handle_status): Stabilize threads. (process_serial_event): Adjust. * server.h (struct fast_tracepoint_jump): Forward declare. (struct process_info) <fast_tracepoint_jumps>: New field. (convert_ascii_to_int, convert_int_to_ascii): Adjust. (decode_X_packet, decode_M_packet): Adjust. (relocate_instruction): Declare. (in_process_agent_loaded): Declare. (tracepoint_look_up_symbols): Declare. (struct fast_tpoint_collect_status): Declare. (fast_tracepoint_collecting): Declare. (force_unlock_trace_buffer): Declare. (handle_tracepoint_bkpts): Declare. (initialize_low_tracepoint) (supply_fast_tracepoint_registers) [IN_PROCESS_AGENT]: Declare. * target.h (struct target_ops) <stabilize_threads, install_fast_tracepoint_jump_pad>: New fields. (stabilize_threads, install_fast_tracepoint_jump_pad): New. * tracepoint.c [HAVE_MALLOC_H]: Include malloc.h. [HAVE_STDINT_H]: Include stdint.h. (trace_debug_1): Rename to ... (trace_vdebug): ... this. (trace_debug): Rename to ... (trace_debug_1): ... this. Add `level' parameter. (trace_debug): New. (ATTR_USED, ATTR_NOINLINE): New. (IP_AGENT_EXPORT): New. (gdb_tp_heap_buffer, gdb_jump_pad_buffer, gdb_jump_pad_buffer_end) (collecting, gdb_collect, stop_tracing, flush_trace_buffer) (about_to_request_buffer_space, trace_buffer_is_full) (stopping_tracepoint, expr_eval_result, error_tracepoint) (tracepoints, tracing, trace_buffer_ctrl, trace_buffer_ctrl_curr) (trace_buffer_lo, trace_buffer_hi, traceframe_read_count) (traceframe_write_count, traceframes_created) (trace_state_variables) New renaming defines. (struct ipa_sym_addresses): New. (STRINGIZE_1, STRINGIZE, IPA_SYM): New. (symbol_list): New. (ipa_sym_addrs): New. (all_tracepoint_symbols_looked_up): New. (in_process_agent_loaded): New. (write_e_ipa_not_loaded): New. (maybe_write_ipa_not_loaded): New. (tracepoint_look_up_symbols): New. (debug_threads) [IN_PROCESS_AGENT]: New. (read_inferior_memory) [IN_PROCESS_AGENT]: New. (UNKNOWN_SIDE_EFFECTS): New. (stop_tracing): New. (flush_trace_buffer): New. (stop_tracing_bkpt): New. (flush_trace_buffer_bkpt): New. (read_inferior_integer): New. (read_inferior_uinteger): New. (read_inferior_data_pointer): New. (write_inferior_data_pointer): New. (write_inferior_integer): New. (write_inferior_uinteger): New. (struct collect_static_trace_data_action): Delete. (enum tracepoint_type): New. (struct tracepoint) <type>: New field `type'. <actions_str, step_actions, step_actions_str>: Only include in GDBserver. <orig_size, obj_addr_on_target, adjusted_insn_addr> <adjusted_insn_addr_end, jump_pad, jump_pad_end>: New fields. (tracepoints): Use IP_AGENT_EXPORT. (last_tracepoint): Don't include in the IPA. (stopping_tracepoint): Use IP_AGENT_EXPORT. (trace_buffer_is_full): Use IP_AGENT_EXPORT. (alloced_trace_state_variables): New. (trace_state_variables): Use IP_AGENT_EXPORT. (traceframe_t): Delete unused variable. (circular_trace_buffer): Don't include in the IPA. (trace_buffer_start): Delete. (struct trace_buffer_control): New. (trace_buffer_free): Delete. (struct ipa_trace_buffer_control): New. (GDBSERVER_FLUSH_COUNT_MASK, GDBSERVER_FLUSH_COUNT_MASK_PREV) (GDBSERVER_FLUSH_COUNT_MASK_CURR, GDBSERVER_UPDATED_FLUSH_COUNT_BIT): New. (trace_buffer_ctrl): New. (TRACE_BUFFER_CTRL_CURR): New. (trace_buffer_start, trace_buffer_free, trace_buffer_end_free): Reimplement as macros. (trace_buffer_wrap): Delete. (traceframe_write_count, traceframe_read_count) (traceframes_created, tracing): Use IP_AGENT_EXPORT. (struct tracepoint_hit_ctx) <type>: New field. (struct fast_tracepoint_ctx): New. (memory_barrier): New. (cmpxchg): New. (record_tracepoint_error): Update atomically in the IPA. (clear_inferior_trace_buffer): New. (about_to_request_buffer_space): New. (trace_buffer_alloc): Handle GDBserver and inferior simulatenous updating the same buffer. (add_tracepoint): Default the tracepoint's type to trap tracepoint, and orig_size to -1. (get_trace_state_variable) [IN_PROCESS_AGENT]: Handle allocated internal variables. (create_trace_state_variable): New parameter `gdb'. Handle it. (clear_installed_tracepoints): Clear fast tracepoint jumps. (cmd_qtdp): Handle fast tracepoints. (cmd_qtdv): Adjust. (max_jump_pad_size): New. (gdb_jump_pad_head): New. (get_jump_space_head): New. (claim_jump_space): New. (sort_tracepoints): New. (MAX_JUMP_SIZE): New. (cmd_qtstart): Handle fast tracepoints. Sync tracepoints with the IPA. (stop_tracing) [IN_PROCESS_AGENT]: Don't include the tdisconnected support. Upload fast traceframes, and delete internal IPA breakpoints. (stop_tracing_handler): New. (flush_trace_buffer_handler): New. (cmd_qtstop): Upload fast tracepoints. (response_tracepoint): Handle fast tracepoints. (tracepoint_finished_step): Upload fast traceframes. Set the tracepoint hit context's tracepoint type. (handle_tracepoint_bkpts): New. (tracepoint_was_hit): Set the tracepoint hit context's tracepoint type. Add comment about fast tracepoints. (collect_data_at_tracepoint) [IN_PROCESS_AGENT]: Don't access the non-existing action_str field. (get_context_regcache): Handle fast tracepoints. (do_action_at_tracepoint) [!IN_PROCESS_AGENT]: Don't write the PC to the regcache. (fast_tracepoint_from_jump_pad_address): New. (fast_tracepoint_from_ipa_tpoint_address): New. (collecting_t): New. (force_unlock_trace_buffer): New. (fast_tracepoint_collecting): New. (collecting): New. (gdb_collect): New. (write_inferior_data_ptr): New. (target_tp_heap): New. (target_malloc): New. (download_agent_expr): New. (UALIGN): New. (download_tracepoints): New. (download_trace_state_variables): New. (upload_fast_traceframes): New. (IPA_FIRST_TRACEFRAME): New. (IPA_NEXT_TRACEFRAME_1): New. (IPA_NEXT_TRACEFRAME): New. [IN_PROCESS_AGENT]: Include sys/mman.h and fcntl.h. [IN_PROCESS_AGENT] (gdb_tp_heap_buffer, gdb_jump_pad_buffer) (gdb_jump_pad_buffer_end): New. [IN_PROCESS_AGENT] (initialize_tracepoint_ftlib): New. (initialize_tracepoint): Adjust. [IN_PROCESS_AGENT]: Allocate the IPA heap, and jump pad scratch buffer. Initialize the low module. * utils.c (PREFIX, TOOLNAME): New. (malloc_failure): Use PREFIX. (error): In the IPA, an error causes an exit. (fatal, warning): Use PREFIX. (internal_error): Use TOOLNAME. (NUMCELLS): Increase to 10. * configure, config.in: Regenerate. gdb/ 2010-06-01 Pedro Alves <pedro@codesourcery.com> * NEWS: Mention gdbserver fast tracepoints support. gdb/doc/ 2010-06-01 Pedro Alves <pedro@codesourcery.com> * gdb.texinfo (Set Tracepoints): Mention tracepoints support in gdbserver, and add cross reference. (Tracepoints support in gdbserver): New subsection.
2010-05-03 * event-loop.c (struct callback_event): New struct.Doug Evans1-0/+4
(callback_list): New global. (append_callback_event, delete_callback_event): New functions. (process_callback): New function. (start_event_loop): Call it. * remote-utils.c (NOT_SCHEDULED): Define. (readchar_buf, readchar_bufcnt, readchar_bufp): New static globals, moved out of readchar. (readchar): Rewrite. Call reschedule before returning. (reset_readchar): New function. (remote_close): Call it. (process_remaining, reschedule): New functions. * server.h (callback_handler_func): New typedef. (append_callback_event, delete_callback_event): Declare.
2010-05-03 gdb/gdbserver/Pedro Alves1-6/+1
* proc-service.c (ps_pglobal_lookup): Use thread_db_look_up_one_symbol. * remote-utils.c (look_up_one_symbol): Add new `may_ask_gdb' parameter. Use it instead of all_symbols_looked_up. * server.h (struct process_info) <all_symbols_looked_up>: Delete field. (all_symbols_looked_up): Don't declare. (look_up_one_symbol): Add new `may_ask_gdb' parameter. * thread-db.c (struct thread_db) <all_symbols_looked_up>: New field. (thread_db_look_up_symbols): Adjust call to look_up_one_symbol. Set all_symbols_looked_up here. (thread_db_look_up_one_symbol): New. (thread_db_get_tls_address): Adjust. (thread_db_load_search, try_thread_db_load_1): Always allocate the thread_db object on the heap, and tentatively set it in the process structure. (thread_db_init): Don't set all_symbols_looked_up here. * linux-low.h (thread_db_look_up_one_symbol): Declare.
2010-04-12 * server.h (buffer_xml_printf): Remove redundant `;'.Pedro Alves1-1/+1
2010-04-11 GDBserver disconnected tracing support.Pedro Alves1-3/+19
* linux-low.c (linux_remove_process): Delete. (add_lwp): Don't set last_resume_kind here. (linux_kill): Use `mourn'. (linux_detach): Use `thread_db_detach', and `mourn'. (linux_mourn): New. (linux_attach_lwp_1): Adjust comment. (linux_attach): last_resume_kind moved the thread_info; adjust. (status_pending_p_callback): Adjust. (linux_wait_for_event_1): Adjust. (count_events_callback, select_singlestep_lwp_callback) (select_event_lwp_callback, cancel_breakpoints_callback) (db_wants_lwp_stopped, linux_wait_1, need_step_over_p) (proceed_one_lwp): Adjust. (linux_async): Add debug output. (linux_thread_stopped): New. (linux_pause_all): New. (linux_target_ops): Install linux_mourn, linux_thread_stopped and linux_pause_all. * linux-low.h (struct lwp_info): Delete last_resume_kind field. (thread_db_free): Delete declaration. (thread_db_detach, thread_db_mourn): Declare. * thread-db.c (thread_db_init): Use thread_db_mourn. (thread_db_free): Delete, split in two. (disable_thread_event_reporting): New. (thread_db_detach): New. (thread_db_mourn): New. * server.h (struct thread_info) <last_resume_kind>: New field. <attached>: Add comment. <gdb_detached>: New field. (handler_func): Change return type to int. (handle_serial_event, handle_target_event): Ditto. (gdb_connected): Declare. (tracing): Delete. (disconnected_tracing): Declare. (stop_tracing): Declare. * server.c (handle_query) <qSupported>: Report support for disconnected tracing. (queue_stop_reply_callback): Account for running threads. (gdb_wants_thread_stopped): New. (gdb_wants_all_threads_stopped): New. (gdb_reattached_process): New. (handle_status): Clear the `gdb_detached' flag of all processes. In all-stop, stop all threads. (main): Be sure to leave tfind mode. Handle disconnected tracing. (process_serial_event): If the remote connection breaks, or if an exit was forced with "monitor exit", force an event loop exit. Handle disconnected tracing on detach. (handle_serial_event): Adjust. (handle_target_event): If GDB isn't connected, forward events back to the inferior, unless the last process exited, in which case, exit gdbserver. Adjust interface. * remote-utils.c (remote_open): Don't block in accept. Instead register an event loop source on the listen socket file descriptor. Refactor bits into ... (listen_desc): ... this new global. (gdb_connected): ... this new function. (enable_async_notification): ... this new function. (handle_accept_event): ... this new function. (remote_close): Clear remote_desc. * inferiors.c (add_thread): Set the new thread's last_resume_kind. * target.h (struct target_ops) <mourn, thread_stopped, pause_all>: New fields. (mourn_inferior): Define. (target_process_qsupported): Avoid the dangling else problem. (thread_stopped): Define. (pause_all): Define. (target_waitstatus_to_string): Declare. * target.c (target_waitstatus_to_string): New. * tracepoint.c (tracing): Make extern. (disconnected_tracing): New. (stop_tracing): Make extern. Handle tracing stops due to GDB disconnecting. (cmd_qtdisconnected): New. (cmd_qtstatus): Report disconnected tracing status in trace reply. (handle_tracepoint_general_set): Handle QTDisconnected. * event-loop.c (event_handler_func): Change return type to int. (process_event): Bail out if the event handler wants the event loop to stop. (handle_file_event): Ditto. (start_event_loop): Bail out if the event handler wants the event loop to stop. * nto-low.c (nto_target_ops): Adjust. * spu-low.c (spu_wait): Don't remove the process here. (spu_target_ops): Adjust. * win32-low.c (win32_wait): Don't remove the process here. (win32_target_ops): Adjust.
2010-04-09 gdb/gdbserver/Pedro Alves1-0/+53
* server.h (LONGEST): New. (struct thread_info) <while_stepping>: New field. (unpack_varlen_hex, xrealloc, pulongest, plongest, phex_nz): Declare. (initialize_tracepoint, handle_tracepoint_general_set) (handle_tracepoint_query, tracepoint_finished_step) (tracepoint_was_hit, release_while_stepping_state_list): (current_traceframe): Declare. * server.c (handle_general_set): Handle tracepoint packets. (read_memory): New. (write_memory): New. (handle_search_memory_1): Use read_memory. (handle_query): Report support for conditional tracepoints, trace state variables, and tracepoint sources. Handle tracepoint queries. (main): Initialize the tracepoints module. (process_serial_event): Handle traceframe reads/writes. * linux-low.c (handle_tracepoints): New. (linux_wait_1): Call it. (linux_resume_one_lwp): Handle while-stepping. (linux_supports_tracepoints, linux_read_pc, linux_write_pc): New. (linux_target_ops): Install them. * linux-low.h (struct linux_target_ops) <supports_tracepoints>: New field. * linux-x86-low.c (x86_supports_tracepoints): New. (the_low_target). Install it. * mem-break.h (delete_breakpoint): Declare. * mem-break.c (delete_breakpoint): Make external. * target.h (struct target_ops): Add `supports_tracepoints', `read_pc', and `write_pc' fields. (target_supports_tracepoints): Define. * utils.c (xrealloc, decimal2str, pulongest, plongest, thirty_two) (phex_nz): New. * regcache.h (struct regcache) <registers_owned>: New field. (init_register_cache, regcache_cpy): Declare. (regcache_read_pc, regcache_write_pc): Declare. (register_cache_size): Declare. (supply_regblock): Declare. * regcache.c (init_register_cache): New. (new_register_cache): Use it. (regcache_cpy): New. (register_cache_size): New. (supply_regblock): New. (regcache_read_pc, regcache_write_pc): New. * tracepoint.c: New. * Makefile.in (OBS): Add tracepoint.o. (tracepoint.o): New rule. gdb/ * regformats/regdat.sh: Include server.h. Don't include regcache.h.
2010-04-01 * linux-low.c (linux_wait_1): Avoid setting need_step_over isPedro Alves1-0/+4
there's a GDB breakpoint at stop_pc. Always report a trap to GDB if we could tell there's a GDB breakpoint at stop_pc. (need_step_over_p): Don't do a step over if we find a GDB breakpoint at the resume PC. * mem-break.c (struct raw_breakpoint): New. (enum bkpt_type): New type `gdb_breakpoint'. (struct breakpoint): Delete the `PC', `old_data' and `inserted' fields. New field `raw'. (find_raw_breakpoint_at): New. (set_raw_breakpoint_at): Handle refcounting. Create a raw breakpoint instead. (set_breakpoint_at): Adjust. (delete_raw_breakpoint): New. (release_breakpoint): New. (delete_breakpoint): Rename to... (delete_breakpoint_1): ... this. Add proc parameter. Use release_breakpoint. Return ENOENT. (delete_breakpoint): Reimplement. (find_breakpoint_at): Delete. (find_gdb_breakpoint_at): New. (delete_breakpoint_at): Delete. (set_gdb_breakpoint_at): New. (delete_gdb_breakpoint_at): New. (gdb_breakpoint_here): New. (set_reinsert_breakpoint): Use release_breakpoint. (uninsert_breakpoint): Rename to ... (uninsert_raw_breakpoint): ... this. (uninsert_breakpoints_at): Adjust to handle raw breakpoints. (reinsert_raw_breakpoint): Change parameter type to raw_breakpoint. (reinsert_breakpoints_at): Adjust to handle raw breakpoints instead. (check_breakpoints): Adjust. Use release_breakpoint. (breakpoint_here): Rewrite using find_raw_breakpoint_at. (breakpoint_inserted_here): Ditto. (check_mem_read): Adjust to iterate over raw breakpoints instead. Don't trust the breakpoint's shadow if it is not inserted. (check_mem_write): Adjust to iterate over raw breakpoints instead. (delete_all_breakpoints): Adjust. (free_all_breakpoints): Mark all breakpoints as uninserted, and use delete_breakpoint_1. * mem-break.h (breakpoints_supported): Delete declaration. (set_gdb_breakpoint_at): Declare. (gdb_breakpoint_here): Declare. (delete_breakpoint_at): Delete. (delete_gdb_breakpoint_at): Declare. * server.h (struct raw_breakpoint): Forward declare. (struct process_info): New field `raw_breakpoints'. * linux-x86-low.c (x86_insert_point, x86_remote_point): Handle Z0 breakpoints.
2010-03-24 Teach linux gdbserver to step-over-breakpoints.Pedro Alves1-7/+18
* linux-low.c (can_hardware_single_step): New. (supports_breakpoints): New. (handle_extended_wait): If stopping threads, read the stop pc of the new cloned LWP. (get_pc): New. (get_stop_pc): Add `lwp' parameter. Handle it. Bail out if the low target doesn't support retrieving the PC. (add_lwp): Set last_resume_kind to resume_continue. (linux_attach_lwp_1): Adjust comments. Always set stop_expected. (linux_attach): Don't clear stop_expected. Set the lwp's last_resume_kind to resume_stop. (linux_detach_one_lwp): Don't check for removed breakpoints. (check_removed_breakpoint): Delete. (status_pending_p): Rename to ... (status_pending_p_callback): ... this. Don't check for removed breakpoints. Don't consider threads that are stopped from GDB's perspective. (linux_wait_for_lwp): Always read the stop_pc here. (cancel_breakpoint): New. (step_over_bkpt): New global. (linux_wait_for_event_1): Implement stepping over breakpoints. (gdb_wants_lwp_stopped): New. (gdb_wants_all_stopped): New. (linux_wait_1): Tag threads as gdb-wants-stopped. Cancel finished single-step traps here. Store the thread's last reported target wait status. (send_sigstop): Don't clear stop_expected. Always set it, instead. (mark_lwp_dead): Remove reference to pending_is_breakpoint. (cancel_finished_single_step): New. (cancel_finished_single_steps): New. (wait_for_sigstop): Don't cancel finished single-step traps here. (linux_resume_one_lwp): Don't check for removed breakpoints. Don't set `step' on non-hardware step archs. (linux_set_resume_request): Ignore resume_stop requests if already stopping or stopped. Set the lwp's last_resume_kind. (resume_status_pending_p): Don't check for removed breakpoints. (need_step_over_p): New. (start_step_over): New. (finish_step_over): New. (linux_resume_one_thread): Always queue a sigstop for resume_stop requests. Clear the thread's last reported target waitstatus. Don't use the `suspended' flag. Don't consider pending breakpoints. (linux_resume): Start a step-over if necessary. (proceed_one_lwp): New. (proceed_all_lwps): New. (unstop_all_lwps): New. * linux-low.h (struct lwp_info): Rewrite comment for the `suspended' flag. Add the `stop_pc' field. Delete the `pending_stop_pc' field. Tweak the `stepping' flag's comment. Add `'last_resume_kind' and `need_step_over' fields. * inferiors.c (struct thread_info): Delete, moved elsewhere. * mem-break.c (struct breakpoint): Delete `reinserting' flag. Delete `breakpoint_to_reinsert' field. New flag `inserted'. (set_raw_breakpoint_at): New. (set_breakpoint_at): Rewrite to use it. (reinsert_breakpoint_handler): Delete. (set_reinsert_breakpoint): New. (reinsert_breakpoint_by_bp): Delete. (delete_reinsert_breakpoints): New. (uninsert_breakpoint): Rewrite. (uninsert_breakpoints_at): New. (reinsert_breakpoint): Rewrite. (reinsert_breakpoints_at): New. (check_breakpoints): Rewrite. (breakpoint_here): New. (breakpoint_inserted_here): New. (check_mem_read): Adjust. * mem-break.h (breakpoints_supported, breakpoint_here) (breakpoint_inserted_here, set_reinsert_breakpoint): Declare. (reinsert_breakpoint_by_bp): Delete declaration. (delete_reinsert_breakpoints): Declare. (reinsert_breakpoint): Delete declaration. (reinsert_breakpoints_at): Declare. (uninsert_breakpoint): Delete declaration. (uninsert_breakpoints_at): Declare. (check_breakpoints): Adjust prototype. * server.h: Adjust include order. (struct thread_info): Declare here. Add a `last_status' field.
2010-03-16 gdb/gdbserver/Pedro Alves1-0/+30
* server.h (internal_error): Declare. (gdb_assert, ASSERT_FUNCTION, gdb_assert_fail): Define. * utils.c (internal_error): New function.
2010-01-01Update copyright year in most headers.Joel Brobecker1-1/+1
Automatic update by copyright.sh.
2009-06-30 Add h/w watchpoint support to x86-linux, win32-i386.Doug Evans1-0/+2
* Makefile.in (SFILES): Add i386-low.c (i386_low_h): Define. (i386-low.o): Add dependencies. (linux-x86-low.o): Add i386-low.h dependency. (win32-i386-low.o): Ditto. * i386-low.c: New file. * i386-low.h: New file. * configure.srv (i[34567]86-*-cygwin*): Add i386-low.o to srv_tgtobj. (i[34567]86-*-linux*, i[34567]86-*-mingw*, x86_64-*-linux*): Ditto. * linux-low.c (linux_add_process): Initialize arch_private. (linux_remove_process): Free arch_private. (add_lwp): Initialize arch_private. (delete_lwp): Free arch_private. (linux_resume_one_lwp): Call the_low_target.prepare_to_resume if provided. * linux-low.h (process_info_private): New member arch_private. (lwp_info): New member arch_private. (linux_target_ops): New members new_process, new_thread, prepare_to_resume. (ptid_of): New macro. * linux-x86-low.c: Include stddef.h, i386-low.h. (arch_process_info): New struct. (arch_lwp_info): New struct. (x86_linux_dr_get, x86_linux_dr_set): New functions. (i386_dr_low_set_addr, i386_dr_low_set_control): New functions. (i386_dr_low_get_status): New function. (x86_insert_point, x86_remove_point): New functions. (x86_stopped_by_watchpoint): New function. (x86_stopped_data_address): New function. (x86_linux_new_process, x86_linux_new_thread): New functions. (x86_linux_prepare_to_resume): New function. (the_low_target): Add entries for insert_point, remove_point, stopped_by_watchpoint, stopped_data_address, new_process, new_thread, prepare_to_resume. * server.c (debug_hw_points): New global. (monitor_show_help): Document set debug-hw-points. (handle_query): Process "set debug-hw-points". * server.h (debug_hw_points): Declare. (paddress): Declare. * utils.c (NUMCELLS, CELLSIZE): New macros. (get_sell, xsnprintf, paddress): New functions. * win32-arm-low.c (the_low_target): Add entries for insert_point, remove_point, stopped_by_watchpoint, stopped_data_address. * win32-i386-low.c: Include i386-low.h. (debug_reg_state): Replaces dr. (i386_dr_low_set_addr, i386_dr_low_set_control): New functions. (i386_dr_low_get_status): New function. (i386_insert_point, i386_remove_point): New functions. (i386_stopped_by_watchpoint): New function. (i386_stopped_data_address): New function. (i386_initial_stuff): Update. (get_thread_context,set_thread_context,i386_thread_added): Update. (the_low_target): Add entries for insert_point, remove_point, stopped_by_watchpoint, stopped_data_address. * win32-low.c (win32_insert_watchpoint): New function. (win32_remove_watchpoint): New function. (win32_stopped_by_watchpoint): New function. (win32_stopped_data_address): New function. (win32_target_ops): Add entries for insert_watchpoint, remove_watchpoint, stopped_by_watchpoint, stopped_data_address. * win32-low.h (win32_target_ops): New members insert_point, remove_point, stopped_by_watchpoint, stopped_data_address.
2009-05-24gdb:Doug Evans1-1/+1
Global renaming of find_thread_pid to find_thread_ptid. * gdbthread.h (find_thread_ptid): Renamed from find_thread_pid. * thread.c (find_thread_ptid): Renamed from find_thread_pid. All callers updated. gdbserver: Global renaming of find_thread_pid to find_thread_ptid. * server.h (find_thread_ptid): Renamed from find_thread_pid. * inferiors.c (find_thread_ptid): Renamed from find_thread_pid. All callers updated.
2009-04-30 * inferiors.c (started_inferior_callback): New function.Doug Evans1-0/+2
(attached_inferior_callback): New function. (have_started_inferiors_p, have_attached_inferiors_p): New functions. * server.c (print_started_pid, print_attached_pid): New functions. (detach_or_kill_for_exit): New function. (main): Call it instead of for_each_inferior (kill_inferior_callback). * server.h (have_started_inferiors_p): Declare. (have_attached_inferiors_p): Declare.
2009-04-03 * inferiors.c (get_thread_process): Make global.Ulrich Weigand1-0/+1
* server.h (get_thread_process): Add prototype. * thread-db.c (find_one_thread): Use get_thread_process instead of current_process. (thread_db_get_tls_address): Do not crash if called when thread layer is not yet initialized.
2009-04-012009-04-01 Pedro Alves <pedro@codesourcery.com>Pedro Alves1-11/+121
Implement the multiprocess extensions, and add linux multiprocess support. * server.h (ULONGEST): Declare. (struct ptid, ptid_t): New. (minus_one_ptid, null_ptid): Declare. (ptid_build, pid_to_ptid, ptid_get_pid, ptid_get_lwp) (ptid_get_tid, ptid_equal, ptid_is_pid): Declare. (struct inferior_list_entry): Change `id' type from unsigned from to ptid_t. (struct sym_cache, struct breakpoint, struct process_info_private): Forward declare. (struct process_info): Declare. (current_process): Declare. (all_processes): Declare. (initialize_inferiors): Declare. (add_thread): Adjust to use ptid_t. (thread_id_to_gdb_id, thread_to_gdb_id, gdb_id_to_thread_id): Ditto. (add_process, remove_process, find_thread_pid): Declare. (find_inferior_id): Adjust to use ptid_t. (cont_thread, general_thread, step_thread): Change type to ptid_t. (multi_process): Declare. (push_event): Adjust to use ptid_t. (read_ptid, write_ptid): Declare. (prepare_resume_reply): Adjust to use ptid_t. (clear_symbol_cache): Declare. * inferiors.c (all_processes): New. (null_ptid, minus_one_ptid): New. (ptid_build, pid_to_ptid, ptid_get_pid, ptid_get_lwp) (ptid_get_tid, ptid_equal, ptid_is_pid): New. (add_thread): Change unsigned long to ptid. Remove gdb_id parameter. Adjust. (thread_id_to_gdb_id, thread_to_gdb_id): Change unsigned long to ptid. (gdb_id_to_thread): Rename to ... (find_thread_pid): ... this. Change unsigned long to ptid. (gdb_id_to_thread_id, find_inferior_id): Change unsigned long to ptid. (loaded_dll, pull_pid_from_list): Adjust. (add_process, remove_process, find_process_pid) (get_thread_process, current_process, initialize_inferiors): New. * target.h (struct thread_resume) <thread>: Change type to ptid_t. (struct target_waitstatus) <related_pid>: Ditto. (struct target_ops) <kill, detach>: Add `pid' argument. Change return type to int. (struct target_ops) <join>: Add `pid' argument. (struct target_ops) <thread_alive>: Change pid's type to ptid_t. (struct target_ops) <wait>: Add `ptid' field. Change return type to ptid. (kill_inferior, detach_inferior, join_inferior): Add `pid' argument. (mywait): Add `ptid' argument. Change return type to ptid_t. (target_pid_to_str): Declare. * target.c (set_desired_inferior): Adjust to use ptids. (mywait): Add new `ptid' argument. Adjust. (target_pid_to_str): New. * mem-break.h (free_all_breakpoints): Declare. * mem-break.c (breakpoints): Delelete. (set_breakpoint_at, delete_breakpoint, find_breakpoint_at) (check_mem_read, check_mem_write, delete_all_breakpoints): Adjust to use per-process breakpoint list. (free_all_breakpoints): New. * remote-utils.c (struct sym_cache) <name>: Drop `const'. (symbol_cache, all_symbols_looked_up): Delete. (hexchars): New. (ishex, unpack_varlen_hex, write_ptid, hex_or_minus_one, read_ptid): New. (prepare_resume_reply): Change ptid argument's type from unsigned long to ptid_t. Adjust. Implement W;process and X;process. (free_sym_cache, clear_symbol_cache): New. (look_up_one_symbol): Adjust to per-process symbol cache. * * server.c (cont_thread, general_thread, step_thread): Change type to ptid_t. (attached): Delete. (multi_process): New. (last_ptid): Change type to ptid_t. (struct vstop_notif) <ptid>: Change type to ptid_t. (queue_stop_reply, push_event): Change `ptid' argument's type to ptid_t. (discard_queued_stop_replies): Add `pid' argument. (start_inferior): Adjust to use ptids. Adjust to mywait interface changes. Don't reference the `attached' global. (attach_inferior): Adjust to mywait interface changes. (handle_query): Adjust to use ptids. Parse GDB's qSupported features. Handle and report "multiprocess+". Handle "qAttached:PID". (handle_v_cont): Adjust to use ptids. Adjust to mywait interface changes. (handle_v_kill): New. (handle_v_stopped): Adjust to use target_pid_to_str. (handle_v_requests): Allow multiple attaches and runs when multiprocess extensions are in effect. Handle "vKill". (myresume): Adjust to use ptids. (queue_stop_reply_callback): Add `arg' parameter. Handle it. (handle_status): Adjust to discard_queued_stop_replies interface change. (first_thread_of, kill_inferior_callback) (detach_or_kill_inferior_callback, join_inferiors_callback): New. (main): Call initialize_inferiors. Adjust to use ptids, killing and detaching from all inferiors. Handle multiprocess packet variants. * linux-low.h: Include gdb_proc_service.h. (struct process_info_private): New. (struct linux_target_ops) <pid_of>: Use ptid_get_pid. <lwpid_of>: Use ptid_get_lwp. (get_lwp_thread): Adjust. (struct lwp_info): Add `dead' member. (find_lwp_pid): Declare. * linux-low.c (thread_db_active): Delete. (new_inferior): Adjust comment. (inferior_pid): Delete. (linux_add_process): New. (handle_extended_wait): Adjust. (add_lwp): Change unsigned long to ptid. (linux_create_inferior): Add process to processes table. Adjust to use ptids. Don't set new_inferior here. (linux_attach_lwp): Rename to ... (linux_attach_lwp_1): ... this. Add `initial' argument. Handle it. Adjust to use ptids. (linux_attach_lwp): New. (linux_attach): Add process to processes table. Don't set new_inferior here. (struct counter): New. (second_thread_of_pid_p, last_thread_of_process_p): New. (linux_kill_one_lwp): Add `args' parameter. Handle it. Adjust to multiple processes. (linux_kill): Add `pid' argument. Handle it. Adjust to multiple processes. Remove process from process table. (linux_detach_one_lwp): Add `args' parameter. Handle it. Adjust to multiple processes. (any_thread_of): New. (linux_detach): Add `pid' argument, and handle it. Remove process from processes table. (linux_join): Add `pid' argument. Handle it. (linux_thread_alive): Change unsighed long argument to ptid_t. Consider dead lwps as not being alive. (status_pending_p): Rename `dummy' argument to `arg'. Filter out threads we're not interested in. (same_lwp, find_lwp_pid): New. (linux_wait_for_lwp): Change `pid' argument's type from int to ptid_t. Adjust. (linux_wait_for_event): Rename to ... (linux_wait_for_event_1): ... this. Change `pid' argument's type from int to ptid_t. Adjust. (linux_wait_for_event): New. (linux_wait_1): Add `ptid' argument. Change return type to ptid_t. Adjust. Use last_thread_of_process_p. Remove processes that exit from the process table. (linux_wait): Add `ptid' argument. Change return type to ptid_t. Adjust. (mark_lwp_dead): New. (wait_for_sigstop): Adjust to use ptids. If a process exits while stopping all threads, mark its main lwp as dead. (linux_set_resume_request, linux_resume_one_thread): Adjust to use ptids. (fetch_register, usr_store_inferior_registers) (regsets_fetch_inferior_registers) (regsets_store_inferior_registers, linux_read_memory) (linux_write_memory): Inline `inferior_pid'. (linux_look_up_symbols): Adjust to use per-process `thread_db_active'. (linux_request_interrupt): Adjust to use ptids. (linux_read_auxv): Inline `inferior_pid'. (initialize_low): Don't reference thread_db_active. * gdb_proc_service.h (struct ps_prochandle) <pid>: Remove. * proc-service.c (ps_lgetregs): Use find_lwp_pid. (ps_getpid): Return the pid of the current inferior. * thread-db.c (proc_handle, thread_agent): Delete. (thread_db_create_event, thread_db_enable_reporting): Adjust to per-process data. (find_one_thread): Change argument type to ptid_t. Adjust to per-process data. (maybe_attach_thread): Adjust to per-process data and ptids. (thread_db_find_new_threads): Ditto. (thread_db_init): Ditto. * spu-low.c (spu_create_inferior, spu_attach): Add process to processes table. Adjust to use ptids. (spu_kill, spu_detach): Adjust interface. Remove process from processes table. (spu_join, spu_thread_alive): Adjust interface. (spu_wait): Adjust interface. Remove process from processes table. Adjust to use ptids. * win32-low.c (current_inferior_tid): Delete. (current_inferior_ptid): New. (debug_event_ptid): New. (thread_rec): Take a ptid. Adjust. (child_add_thread): Add `pid' argument. Adjust to use ptids. (child_delete_thread): Ditto. (do_initial_child_stuff): Add `attached' argument. Add process to processes table. (child_fetch_inferior_registers, child_store_inferior_registers): Adjust. (win32_create_inferior): Pass 0 to do_initial_child_stuff. (win32_attach): Pass 1 to do_initial_child_stuff. (win32_kill): Adjust interface. Remove process from processes table. (win32_detach): Ditto. (win32_join): Adjust interface. (win32_thread_alive): Take a ptid. (win32_resume): Adjust to use ptids. (get_child_debug_event): Ditto. (win32_wait): Adjust interface. Remove exiting process from processes table.
2009-04-01 Non-stop mode support.Pedro Alves1-0/+19
* server.h (non_stop): Declare. (gdb_client_data, handler_func): Declare. (delete_file_handler, add_file_handler, start_event_loop): Declare. (handle_serial_event, handle_target_event, push_event) (putpkt_notif): Declare. * target.h (enum resume_kind): New. (struct thread_resume): Replace `step' field by `kind' field. (TARGET_WNOHANG): Define. (struct target_ops) <wait>: Add `options' argument. <supports_non_stop, async, start_non_stop>: New fields. (target_supports_non_stop, target_async): New. (start_non_stop): Declare. (mywait): Add `options' argument. * target.c (mywait): Add `options' argument. Print child exit notifications here. (start_non_stop): New. * server.c (non_stop, own_buf, mem_buf): New globals. (struct vstop_notif): New. (notif_queue): New global. (queue_stop_reply, push_event, discard_queued_stop_replies) (send_next_stop_reply): New. (start_inferior): Adjust to use resume_kind. Adjust to mywait interface changes. (attach_inferior): In non-stop mode, don't wait for the target here. (handle_general_set): Handle QNonStop. (handle_query): When handling qC, return the current general thread, instead of the first thread of the list. (handle_query): If the backend supports non-stop mode, include QNonStop+ in the qSupported query response. (handle_v_cont): Adjust to use resume_kind. Handle resume_stop and non-stop mode. (handle_v_attach, handle_v_run): Handle non-stop mode. (handle_v_stopped): New. (handle_v_requests): Report support for vCont;t. Handle vStopped. (myresume): Adjust to use resume_kind. Handle non-stop. (queue_stop_reply_callback): New. (handle_status): Handle non-stop mode. (main): Clear non_stop flag on reconnection. Use the event-loop. Refactor serial protocol handling from here ... (process_serial_event): ... to this new function. When GDB selects any thread, select one here. In non-stop mode, wait until GDB acks all pending events before exiting. (handle_serial_event, handle_target_event): New. * remote-utils.c (remote_open): Install remote_desc in the event loop. (remote_close): Remove remote_desc from the event loop. (putpkt_binary): Rename to... (putpkt_binary_1): ... this. Add `is_notic' argument. Handle it. (putpkt_binary): New as wrapper around putpkt_binary_1. (putpkt_notif): New. (prepare_resume_reply): In non-stop mode, don't change the general_thread. * event-loop.c: New. * Makefile.in (OBJ): Add event-loop.o. (event-loop.o): New rule. * linux-low.h (pid_of): Moved here. (lwpid_of): New. (get_lwp_thread): Use lwpid_of. (struct lwp_info): Delete `lwpid' field. Add `suspended' field. * linux-low.c (pid_of): Delete. (inferior_pid): Use lwpid_of. (linux_event_pipe): New. (target_is_async_p): New. (delete_lwp): New. (handle_extended_wait): Use lwpid_of. (add_lwp): Don't set lwpid field. (linux_attach_lwp): Adjust debug output. Use lwpid_of. (linux_kill_one_lwp): If killing a running lwp, stop it first. Use lwpid_of. Adjust to linux_wait_for_event interface changes. (linux_detach_one_lwp): If detaching from a running lwp, stop it first. Adjust to linux_wait_for_event interface changes. Use lwpid_of. (linux_detach): Don't delete the main lwp here. (linux_join): Use my_waitpid. Avoid signal_pid. Use lwpid_of. (status_pending_p): Don't consider explicitly suspended lwps. (linux_wait_for_lwp): Take an integer pid instead of a lwp_info pointer. Add OPTIONS argument. Change return type to int. Use my_waitpid instead of sleeping. Handle WNOHANG. Use lwpid_of. (linux_wait_for_event): Take an integer pid instead of a lwp_info pointer. Add status pointer argument. Return a pid instead of a status. Use lwpid_of. Adjust to linux_wait_for_lwp interface changes. In non-stop mode, don't switch to a random thread. (linux_wait): Rename to... (linux_wait_1): ... this. Add target_options argument, and handle it. Adjust to use resume_kind. Use lwpid_of. In non-stop mode, don't handle the continue thread. Handle TARGET_WNOHANG. Merge clean exit and signal exit code. Don't stop all threads in non-stop mode. In all-stop mode, only stop all threads when reporting a stop to GDB. Handle explicit thread stop requests. (async_file_flush, async_file_mark): New. (linux_wait): New. (send_sigstop): Use lwpid_of. (wait_for_sigstop): Use lwpid_of. Adjust to linux_wait_for_event interface changes. In non-stop mode, don't switch to a random thread. (linux_resume_one_lwp): Use lwpid_of. (linux_continue_one_thread, linux_queue_one_thread): Merge into ... (linux_resume_one_thread): ... this. Handle resume_stop. In non-stop mode, don't look for pending flag in all threads. (resume_status_pending_p): Don't consider explicitly suspended threads. (my_waitpid): Reimplement. Emulate __WALL. (linux_request_interrupt, linux_read_offsets, linux_xfer_siginfo): Use lwpid_of. (sigchld_handler, linux_supports_non_stop, linux_async) (linux_start_non_stop): New. (linux_target_ops): Register linux_supports_non_stop, linux_async and linux_start_non_stop. (initialize_low): Install SIGCHLD handler. * thread-db.c (thread_db_create_event, find_one_thread) (thread_db_get_tls_address): Use lwpid_of. * win32-low.c (win32_detach): Adjust to use resume_kind. (win32_wait): Add `options' argument. * spu-low.c (spu_resume): Adjust to use resume_kind. (spu_wait): Add `options' argument.
2009-04-01 Decouple target code from remote protocol.Pedro Alves1-3/+3
* target.h (enum target_waitkind): New. (struct target_waitstatus): New. (struct target_ops) <wait>: Return an unsigned long. Take a target_waitstatus pointer instead of a char pointer. (mywait): Likewise. * target.c (mywait): Change prototype to return an unsigned long. Take a target_waitstatus pointer instead of a char pointer. Adjust. * server.h (thread_from_wait, old_thread_from_wait): Delete declarations. (prepare_resume_reply): Change prototype to take a target_waitstatus. * server.c (thread_from_wait, old_thread_from_wait): Delete. (last_status, last_ptid): New. (start_inferior): Remove "statusptr" argument. Adjust. Return a pid instead of a signal. (attach_inferior): Remove "status" and "signal" parameters. Adjust. (handle_query): For qGetTLSAddr, parse the thread id with strtol, not as an address. (handle_v_cont, handle_v_attach, handle_v_run, handle_v_kill) (handle_v_requests, myresume): Remove "status" and "signal" parameters. Adjust. (handle_status): New. (main): Delete local `status'. Adjust. * remote-utils.c: Include target.h. (prepare_resume_reply): Change prototype to take a target_waitstatus. Adjust. * linux-low.c (linux_wait): Adjust to new target_ops->wait interface. * spu-low.c (spu_wait): Adjust. * win32-low.c (enum target_waitkind, struct target_waitstatus): Delete. (win32_wait): Adjust.
2009-03-02 * Makefile.in (GDB_CFLAGS): Add -I$(srcdir)/common.Doug Evans1-7/+1
(init.c): signals/ -> common/. (signals.o): Update. * target.h (target_signal_to_string,target_signal_to_string) (target_signal_from_name,target_signal_to_host_p) (target_signal_from_host,target_signal_to_host): Move to ... * common/gdb_signals.h: ... here. New file. * common/signals.c: Moved here from signals/signals.c. #include gdb_signals.h, remove #include of target.h in gdb case. (target_signal_from_command,default_target_signal_to_host) (default_target_signal_from_host): Move inside #ifndef GDBSERVER. * gdbserver/Makefile.in (INCLUDE_CFLAGS): Add -I$(srcdir)/../common. (server_h): Add gdb_signals.h. (signals.o): Update. * server.h (target_signal_from_host,target_signal_to_host_p) (target_signal_to_host,target_signal_to_name): Moved to gdb_signals.h.
2009-01-19 * regcache.c (new_register_cache): No need to check result of xcalloc.Doug Evans1-0/+1
* server.c (handle_search_memory): Back out calls to xmalloc, result is checked and error is returned to user upon failure. (handle_query): Ditto. Add more checks for result of malloc. (handle_v_cont): Check result of malloc, report error back to user upon failure. (handle_v_run): Ditto. Call freeargv. * server.h (freeargv): Declare. * utils.c (freeargv): New fn.
2009-01-15 * target.h (target_signal_to_string): Make return type const char *.Doug Evans1-2/+2
(target_signal_to_name): Ditto. (target_signal_from_name): Make arg const char *. * thread-db.c (thread_db_err_str): Make return type const char *. * utils.c (perror_with_name): Make arg const char *. * infrun.c (sig_print_info): Update. * signals/signals.c (signals): Make array and struct members const. (target_signal_to_string): Make return type const char *. (target_signal_to_name): Ditto. (target_signal_from_name): Make arg const char *. * gdbserver/gdbreplay.c (perror_with_name): Make arg const char *. * gdbserver/server.h (target_signal_to_name): Make return type const char *.
2009-01-03 Updated copyright notices for most files.Joel Brobecker1-1/+1
2008-12-14 * utils.c (xmalloc,xcalloc,xstrdup): New fns.Doug Evans1-0/+11
* server.h (ATTR_MALLOC): New macro. (xmalloc,xcalloc,xstrdup): Declare. * hostio.c: Replace malloc,calloc,strdup with xmalloc,xcalloc,xstrdup. * inferiors.c: Ditto. * linux-low.c: Ditto. * mem-break.c: Ditto. * regcache.c: Ditto. * remote-utils.c: Ditto. * server.c: Ditto. * target.c: Ditto. * win32-low.c: Ditto.
2008-12-02 Implement -list-thread-groups --availableVladimir Prus1-0/+34
* Makefile.in (XMLFILES): Add osdata.dtd. (SFILES): Add osdata.c. (COMMON_OBS): Add osdata.o. * linux-nat.c: Include pwd.h, sys/types.h, gdb_dirent.h and xml-support.h. (linux_nat_xfer_osdata): New function. (linux_xfer_partial): Handle TARGET_OBJECT_OSDATA. * osdata.c: New file. * osdata.h: New file. * remote.c (PACKET_qXfer_osdata): New packet enum. (remote_protocol_features): Add "qXfer:osdata:read". (remote_read_qxfer): Handle TARGET_OBJECT_OSDATA. (extended_remote_can_run): New. (init_extended_remote_ops): Set to_can_run to extended_remote_can_run. (_initialize_remote): Add packet config command for "qXfer:osdata:read". * xml-support.c (obstack_xml_printf): New function. * xml-support.h (obstack_xml_printf): Declare. * target.c (target_get_osdata): New function. * target.h (enum target_object): Add TARGET_OBJECT_OSDATA. (target_os_data): Declare. * features/osdata.dtd: New file. * mi/mi-main.c (mi_list_thread_groups): Handle the --available option.
2008-08-12gdb/doc/Sandra Loosemore1-0/+2
2008-08-12 Sandra Loosemore <sandra@codesourcery.com> * gdb.texinfo (Remote Configuration): Document set remote noack-packet. (Remote Protocol): Add Packet Acknowledgment to menu. (Overview): Mention +/- can be disabled, and point to new section where this is discussed in detail. (General Query Packets): Document QStartNoAckMode packet, and corresponding qSupported reply. (Packet Acknowledgment): New section. gdb/ 2008-08-12 Pedro Alves <pedro@codesourcery.com> Add no-ack mode to the remote protocol --- optionally stop ACKing packets and responses when we have a reliable communication medium. Based on Apple's GDB, by Jason Molenda <jmolenda@apple.com> * remote.c (struct remote_state): Add noack_mode field. (PACKET_QStartNoAckMode): New. (remote_start_remote): Don't any outstanding packet here. (remote_open_1): Clear noack_mode. Ack any outstanding packet here. Activate noack mode if requested. (remote_protocol_features): Add QStartNoAckMode. (remote_open_1): (putpkt_binary): Don't send ack in noack mode. (read_frame): Don't recompute the checksum in noack mode. (getpkt_sane): Skip sending ack if in noack mode. (_initialize_remote): Add set/show remote noack mode. * NEWS: Note the new features. gdb/gdbserver/ 2008-08-12 Pedro Alves <pedro@codesourcery.com> * remote-utils.c (noack_mode, transport_is_reliable): New globals. (remote_open): Set or clear transport_is_reliable. (putpkt_binary): Don't expect acks in noack mode. (getpkt): Don't send ack/nac in noack mode. * server.c (handle_general_set): Handle QStartNoAckMode. (handle_query): If connected by tcp pass QStartNoAckMode+ in qSupported. (main): Reset noack_mode on every connection. * server.h (noack_mode): Declare.
2008-07-31 * configure.ac: Check for memmem declaration.Pedro Alves1-0/+4
* server.c [HAVE_MALLOC_H]: Include malloc.h. (disable_packet_vCont, disable_packet_Tthread, disable_packet_qC) (disable_packet_qfThreadInfo): Unconditionally compile. * server.h [!HAVE_DECL_MEMMEM]: Declare memmem. * configure, config.in: Regenerate.
2008-06-27 * remote-utils.c (prepare_resume_reply): If requested, don'tPedro Alves1-0/+5
output "thread:TID" in the T stop reply. * server.c (disable_packet_vCont, disable_packet_Tthread) (disable_packet_qC, disable_packet_qfThreadInfo): New globals. (handle_query): If requested, disable support for qC, qfThreadInfo and qsThreadInfo. (handle_v_requests): If requested, disable support for vCont. (gdbserver_show_disableable): New. (main): Handle --disable-packet and --disable-packet=LIST. * server.h (disable_packet_vCont, disable_packet_Tthread) (disable_packet_qC, disable_packet_qfThreadInfo): Declare.
2008-05-09 New "find" command.Doug Evans1-0/+4
* NEWS: Document find command and qSearch:memory packet. * Makefile.in (SFILES): Add findcmd.c. (COMMON_OBJS): Add findcmd.o. (findcmd.o): New rule. * findcmd.c: New file. * target.h (target_ops): New member to_search_memory. (simple_search_memory): Declare. (target_search_memory): Declare. * target.c (simple_search_memory): New fn. (target_search_memory): New fn. * remote.c (PACKET_qSearch_memory): New packet kind. (remote_search_memory): New fn. (init_remote_ops): Init to_search_memory. (init_extended_remote_ops): Ditto. (_initialize_remote): Add qSearch:memory packet config command. * gdbserver/server.h (decode_search_memory_packet): Declare. * gdbserver/remote-utils.c (decode_search_memory_packet): New fn. * gdbserver/server.c (handle_search_memory_1): New fn. (handle_search_memory): New fn. (handle_query): Process qSearch:memory packets. * doc/gdb.texinfo: Document "find" command, qSearch:memory packet. * testsuite/gdb.base/find.exp: New file. * testsuite/gdb.base/find.c: New file.
2008-05-08 * regcache.c (registers_length): Remove.Ulrich Weigand1-5/+4
(set_register_cache): Verify that PBUFSIZ is large enough to hold a full register packet. * regcache.h (registers_length): Remove prototype. * server.h (PBUFSIZ): Define to 16384.
2008-02-27gdb/ChangeLog:Ulrich Weigand1-4/+0
* regformats/regdat.sh: Rename init_registers function in generated file to init_registers_${name}. * regformats/reg-crisv32.dat: Set "name" to crisv32. * regformats/reg-ppc64.dat: Set "name" to ppc64. * regformats/reg-s390x.dat: Set "name" to s390x. gdbserver/ChangeLog: * server.h (init_registers): Remove prototype. * linux-low.h (struct linux_target_ops): Add arch_setup field. * linux-low.c (initialize_low): Call the_low_target.arch_setup () instead of init_registers (). * linux-arm-low.c (init_registers_arm): Add prototype. (init_registers_arm_with_iwmmxt): Likewise. (the_low_target): Add initializer for arch_setup field. * linux-cris-low.c (init_registers_cris): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-crisv32-low.c (init_registers_crisv32): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-i386-low.c (init_registers_i386_linux): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-ia64-low.c (init_registers_ia64): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-m32r-low.c (init_registers_m32r): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-m68k-low.c (init_registers_m68k): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-mips-low.c (init_registers_mips_linux): Add prototype. (init_registers_mips64_linux): Likewise. (the_low_target): Add initializer for arch_setup field. * linux-ppc-low.c (init_registers_ppc): Add prototype. (init_registers_powerpc_32, init_registers_powerpc_e500): Likewise. (the_low_target): Add initializer for arch_setup field. * linux-ppc64-low.c (init_registers_ppc64): Add prototype. (init_registers_powerpc_64): Likewise. (the_low_target): Add initializer for arch_setup field. * linux-s390-low.c (init_registers_s390): Add prototype. (init_registers_s390x): Likewise. (the_low_target): Add initializer for arch_setup field. * linux-sh-low.c (init_registers_sh): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-x86-64-low.c (init_registers_x86_64_linux): Add prototype. (the_low_target): Add initializer for arch_setup field. * linux-xtensa-low.c (init_registers_xtensa): Add prototype. (the_low_target): Add initializer for arch_setup field. * win32-low.h (struct win32_target_ops): Add arch_setup field. * win32-low.c (initialize_low): Call the_low_target.arch_setup () instead of init_registers (). * win32-arm-low.c (init_registers_arm): Add prototype. (the_low_target): Add initializer for arch_setup field. * win32-i386-low.c (init_registers_i386): Add prototype. (the_low_target): Add initializer for arch_setup field. * spu-low.c (init_registers_spu): Add prototype. (initialize_low): Call initialie_registers_spu () instead of initialize_registers ().
2008-02-01 * hostio.c: Don't include errno.h.Pedro Alves1-0/+3
(errno_to_fileio_errno): Move to hostio-errno. * hostio.c: (hostio_error): Remove the error parameter. Defer the error number outputting to the target->hostio_last_error callback. (hostio_packet_error): Use FILEIO_EINVAL directly. (handle_open, handle_pread, hostio_error, handle_unlink): Update calls to hostio_error. * hostio-errno.c: New. * server.h (hostio_last_error_from_errno): Declare. * target.h (target_ops): Add hostio_last_error member. * linux-low.c (linux_target_op): Register hostio_last_error_from_errno as hostio_last_error handler. * spu-low.c (spu_target_ops): Likewise. * win32-low.c [_WIN32_WCE] (win32_error_to_fileio_error) (wince_hostio_last_error): New functions. (win32_target_ops) [_WIN32_WCE]: Register wince_hostio_last_error as hostio_last_error handler. (win32_target_ops) [!_WIN32_WCE]: Register hostio_last_error_from_errno as hostio_last_error handler. * Makefile.in (SFILES): Add hostio.c and hostio-errno.c. (hostio-errno.o): New rule. * configure.ac (GDBSERVER_DEPFILES): Add $srv_hostio_err_objs. * configure.srv (srv_hostio_err_objs): New variable. Default to hostio-errno.o. (arm*-*-mingw32ce*): Set srv_hostio_err_objs to "". * configure: Regenerate.
2008-01-01 Updated copyright notices for most files.Daniel Jacobowitz1-1/+1
2007-12-07 * linux-low.c (linux_wait, linux_resume): Do not handle async I/O.Daniel Jacobowitz1-2/+1
* remote-utils.c (remote_open): Do not call disable_async_io. (block_async_io): Delete. (unblock_async_io): Make static. (initialize_async_io): New. * server.c (handle_v_cont): Handle async I/O here. (myresume): Likewise. Move other common resume tasks here... (main): ... from here. Call initialize_async_io. Disable async I/O before the main loop. * server.h (initialize_async_io): Declare. (block_async_io, unblock_async_io): Delete prototypes. * spu-low.c (spu_resume, spu_wait): Do not handle async I/O here.
2007-11-30 * remote.c (remote_cmdlist): New variable.Daniel Jacobowitz1-0/+3
(PACKET_vFile_open, PACKET_vFile_pread, PACKET_vFile_pwrite) (PACKET_vFile_close, PACKET_vFile_unlink): New constants. (remote_buffer_add_string, remote_buffer_add_bytes) (remote_buffer_add_int, remote_hostio_parse_result) (remote_hostio_send_command, remote_hostio_open, remote_hostio_pwrite) (remote_hostio_pread, remote_hostio_close, remote_hostio_unlink) (remote_fileio_errno_to_host, remote_hostio_error, fclose_cleanup) (remote_hostio_close_cleanup, remote_file_put, remote_file_get) (remote_file_delete, remote_put_command, remote_get_command) (remote_delete_command, remote_command): New functions. (_initialize_remote): Register new packets and commands. * Makefile.in (gdb_fileio_h): New variable. (remote.o): Update. (SUBDIR_MI_OBS): Add mi-cmd-target.o. (SUBDIR_MI_SRCS): Add mi/mi-cmd-target.c. (mi-cmd-target.o): New rule. * mi/mi-cmd-target.c: New file. * mi/mi-cmds.c (mi_cmds): Add target-file-delete, target-file-get, and target-file-put. * mi/mi-cmds.h (mi_cmd_target_file_get, mi_cmd_target_file_put) (mi_cmd_target_file_delete): Declare. * remote.h (remote_file_put, remote_file_get, remote_file_delete): Declare. * NEWS: Describe new file transfer support. * gdb.texinfo (Debugging Programs with Multiple Processes): Correct formatting. (Remote Debugging): Add File Transfer section. (Remote Configuration): Document Host I/O packets. (GDB/MI): Add GDB/MI File Transfer Commands section. (Remote Protocol): Add Host I/O Packets section. (Packets): Add vFile. * Makefile.in (OBS): Add hostio.o. (hostio.o): New rule. * server.h (handle_vFile): Declare. * hostio.c: New file. * server.c (handle_v_requests): Take packet_len and new_packet_len for binary packets. Call handle_vFile. (main): Update call to handle_v_requests. * gdb.server/file-transfer.exp, gdb.server/transfer.txt, gdb.mi/mi-file-transfer.exp: New.
2007-10-23 * inferiors.c (change_inferior_id): Delete.Daniel Jacobowitz1-2/+2
(add_pid_to_list, pull_pid_from_list): New. * linux-low.c (PTRACE_SETOPTIONS, PTRACE_GETEVENTMSG) (PTRACE_O_TRACESYSGOOD, PTRACE_O_TRACEFORK, PTRACE_O_TRACEVFORK) (PTRACE_O_TRACECLONE, PTRACE_O_TRACEEXEC, PTRACE_O_TRACEVFORKDONE) (PTRACE_O_TRACEEXIT, PTRACE_EVENT_FORK, PTRACE_EVENT_VFORK) (PTRACE_EVENT_CLONE, PTRACE_EVENT_EXEC, PTRACE_EVENT_VFORK_DONE) (PTRACE_EVENT_EXIT, __WALL): Provide default definitions. (stopped_pids, thread_db_active, must_set_ptrace_flags): New variables. (using_threads): Always set to 1. (handle_extended_wait): New. (add_process): Do not set TID. (linux_create_inferior): Set must_set_ptrace_flags. (linux_attach_lwp): Remove TID argument. Do not check using_threads. Use PTRACE_SETOPTIONS. Call new_thread_notify. Update all callers. (linux_thread_alive): Rename TID argument to LWPID. (linux_wait_for_process): Handle unknown processes. Do not use TID. (linux_wait_for_event): Do not use TID or check using_threads. Update call to dead_thread_notify. Call handle_extended_wait. (linux_create_inferior): Use PTRACE_SETOPTIONS. (send_sigstop): Delete sigstop_sent. (wait_for_sigstop): Avoid TID. (linux_supports_tracefork_flag, linux_tracefork_child, my_waitpid) (linux_test_for_tracefork): New. (linux_lookup_signals): Use thread_db_active and linux_supports_tracefork_flag. (initialize_low): Use thread_db_active and linux_test_for_tracefork. * linux-low.h (get_process_thread): Avoid TID. (struct process_ifo): Move thread_known and tid to the end. Remove sigstop_sent. (linux_attach_lwp, thread_db_init): Update prototypes. * server.h (change_inferior_id): Delete prototype. (add_pid_to_list, pull_pid_from_list): New prototypes. * thread-db.c (thread_db_use_events): New. (find_first_thread): Rename to... (find_one_thread): ...this. Update callers and messages. Do not call fatal. Check thread_db_use_events. Do not call change_inferior_id or new_thread_notify. (maybe_attach_thread): Update. Do not call new_thread_notify. (thread_db_init): Set thread_db_use_events. Check use_events. * utils.c (fatal, warning): Correct message prefix.
2007-08-23 Switch the license of all .c files to GPLv3.Joel Brobecker1-4/+2
Switch the license of all .h files to GPLv3. Switch the license of all .cc files to GPLv3.
2007-07-172007-07-17 Pedro Alves <pedro_alves@portugalmail.pt>Daniel Jacobowitz1-0/+15
Daniel Jacobowitz <dan@codesourcery.com> * config/i386/cygwin.mt (TDEPFILES): Add solib-target.o. * coff-pe-read.c (read_pe_exported_syms): Delete verbose printf. * NEWS: Mention gdbserver DLL support. * gdb.base/unload.c (dlopen, dlsym, dlclose, dlerror): Define for __WIN32__. (SHLIB_NAME): Delete definition. Always pass dlerror to fprintf. * gdb.base/unload.exp: Use shared library test routines. * inferiors.c (all_dlls, dlls_changed, get_dll): New. (add_thread): Minor cleanups. (clear_inferiors): Move lower in the file. Clear the DLL list. (free_one_dll, match_dll, loaded_dll, unloaded_dll, clear_list): New. * remote-utils.c (prepare_resume_reply): Check dlls_changed. (xml_escape_text): New. * server.c (handle_query): Handle qXfer:libraries:read. Report it for qSupported. (handle_v_cont): Report errors. (gdbserver_version): Update. (main): Correct size of own_buf. Do not report initial DLL events. * server.h (struct dll_info, all_dlls, dlls_changed, loaded_dll) (unloaded_dll, xml_escape_text): New. * win32-low.c (enum target_waitkind): Update comments. (win32_add_one_solib, get_image_name, winapi_EnumProcessModules) (winapi_GetModuleInformation, winapi_GetModuleFileNameExA) (win32_EnumProcessModules, win32_GetModuleInformation) (win32_GetModuleFileNameExA, load_psapi, psapi_get_dll_name) (winapi_CreateToolhelp32Snapshot, winapi_Module32First) (winapi_Module32Next, win32_CreateToolhelp32Snapshot) (win32_Module32First, win32_Module32Next, load_toolhelp) (toolhelp_get_dll_name, handle_load_dll, handle_unload_dll): New. (get_child_debug_event): Handle DLL events. (win32_wait): Likewise.
2007-06-12ChangeLog:Ulrich Weigand1-0/+3
* remote.c (remote_write_qxfer): New function. (remote_xfer_partial): Add handling for TARGET_OBJECT_SPU. (remote_read_qxfer): Do not cache empty objects. (_initialize_remote): Add PACKET_qXfer_spu_read and PACKET_qXfer_spu_write. doc/ChangeLog: * gdb.texinfo (General Query Packets): Document qXfer:spu:read and qXfer:spu:write packets and mention them under qSupported. gdbserver/ChangeLog: * remote-utils.c (decode_xfer_write): New function. * server.h (decode_xfer_write): Add prototype. * server.c (handle_query): Add PACKET_LEN argument. Support qXfer:spu:read and qXfer:spu:write packets. (main): Pass packet_len to handle_query. * spu-low.c (spu_target_ops): Add spu_proc_xfer_spu. * target.h (target_ops): Add qxfer_spu.
2007-05-10 * server.h (check_remote_input_interrupt_request): New function.Pedro Alves1-0/+1
* remote_utils.c (INVALID_DESCRIPTOR): New define. (remote_desc): Initialize with INVALID_DESCRIPTOR. (input_interrupt): Expose on USE_WIN32API too. Fix whitespace. (check_remote_input_interrupt_request): New function. * server.h (check_remote_input_interrupt_request): Declare. * win32-low.(winapi_DebugBreakProcess, winapi_GenerateConsoleCtrlEvent): New typedefs. (get_child_debug_event): Lower Win32 debug event polling from 1 sec to 250 ms. (win32_wait): Check for remote interrupt request with check_remote_input_interrupt_request. (win32_request_interrupt): New function. (win32_target_op): Set request_interrupt to win32_request_interrupt.
2007-03-29gdb/Pedro Alves1-0/+12
* arm-wince-tdep.c: New. * config/arm/wince.mt (DEPRECATED_TM_FILE): Use tm-arm.h. (MT_CFLAGS): Delete. (TM_CLIBS): Delete. (TDEPFILES): Add arm-wince-tdep.o, corelow.o, solib.o, solib-legacy.o, solib-svr4.o, and remove wince.o. * configure.tgt (arm*-*-mingw32ce*): Add. * signals/signals.c [HAVE_SIGNAL_H]: Check. (do_target_signal_to_host): Silence 'not used' warning. * config/arm/tm-wince.h: Remove. gdb/gdbserver/ * gdbserver/configure.ac: Add errno checking. (AC_CHECK_HEADERS): Add errno.h, fcntl.h, signal.h, sys/file.h and malloc.h. (AC_CHECK_DECLS): Add perror. (srv_mingwce): Handle. * gdbserver/configure.srv (i[34567]86-*-cygwin*): Add win32-i386-low.o to srv_tgtobj. (i[34567]86-*-mingw*): Likewise. (arm*-*-mingw32ce*): Add case. * gdbreplay.c [HAVE_SYS_FILE_H, HAVE_SIGNAL_H, HAVE_FCNTL_H, HAVE_ERRNO_H, HAVE_MALLOC_H]: Check. [__MINGW32CE__] (strerror): New function. [__MINGW32CE__] (errno): Define to GetLastError. [__MINGW32CE__] (COUNTOF): New macro. (remote_open): Remove extra close call. * mem-break.c (delete_breakpoint_at): New function. * mem-break.h (delete_breakpoint_at): Declare. * remote-utils.c [HAVE_SYS_FILE_H, HAVE_SIGNAL_H, HAVE_FCNTL_H, HAVE_UNISTD_H, HAVE_ERRNO_H]: Check. [USE_WIN32API] (read, write): Add char* casts. * server.c [HAVE_UNISTD_H, HAVE_SIGNAL_H]: Check. * server.h: Include wincecompat.h on Windows CE. [HAVE_ERRNO_H]: Check. (perror): Declare if not declared. * utils.c: Add stdlib.h, errno.h and malloc.h includes. (perror_with_name): Remove errno declaration. * wincecompat.h: New. * wincecompat.c: New. * win32-low.h: New. * win32-arm-low.c: New. * win32-i386-low.c: New. (win32-low.c): Include mem-break.h and win32-low.h, and winnt.h. (OUTMSG2): Make it safe. (_T): New macro. (COUNTOF): New macro. (NUM_REGS): Get it from the low target. (CONTEXT_EXTENDED_REGISTERS, CONTEXT_FLOATING_POINT, CONTEXT_DEBUG_REGISTERS): Add fallbacks to 0. (thread_rec): Let low target handle debug registers. (child_add_thread): Likewise. (child_init_thread_list): Likewise. (continue_one_thread): Likewise. (regptr): New. (do_child_fetch_inferior_registers): Move to ... * win32-i386-low.c: ... here, and rename to ... (do_fetch_inferior_registers): ... this. * win32-low.c (child_fetch_inferior_registers): Go through the low target. (do_child_store_inferior_registers): Use regptr. (strwinerror): New function. (win32_create_inferior): Handle Windows CE. Use strwinerror instead of strerror on Windows error codes. Add program to the error output. Don't close the main thread handle on Windows CE. (win32_attach): Use coredll.dll on Windows CE. (win32_kill): Close current process and current thread handles. (win32_detach): Use coredll.dll on Windows CE. (win32_resume): Let low target handle debug registers, and step request. (handle_exception): Add/Remove initial breakpoint. Avoid non-existant WSTOPSIG on Windows CE. (win32_read_inferior_memory): Cast to remove warning. (win32_arch_string): Go through the low target. (initialize_low): Call set_breakpoint_data with the low target's breakpoint. * win32-low.c (dr, FLAG_TRACE_BIT, FCS_REGNUM, FOP_REGNUM, mappings): Move to ... * win32-i386-low.c: ... here. * win32-low.c (win32_thread_info): Move to ... * win32-low.h: ... here. * Makefile.in (SFILES): Add win32-low.c, win32-i386-low.c, win32-arm-low.c and wincecompat.c. (all:): Add $EXEEXT. (install-only:): Likewise. (gdbserver:): Likewise. (gdbreplay:): Likewise. * config.in: Regenerate. * configure: Regenerate.
2007-03-27 * remote-utils.c (monitor_output): Constify msg parameter.Pedro Alves1-1/+1
* server.h (monitor_output): Likewise. * win32-i386-low.c (handle_output_debug_string): New. (win32_kill): Handle OUTPUT_DEBUG_STRING_EVENT events using handle_output_debug_string. (get_child_debug_event): Likewise.
2007-02-26 * gdb.texinfo (Monitor commands for gdbserver): New subsection.Daniel Jacobowitz1-0/+4
* remote-utils.c (monitor_output): New function. * server.c (debug_threads): Define here. (monitor_show_help): New function. (handle_query): Handle qRcmd. (main): Do not handle 'd' packet. * server.h (debug_threads, remote_debug, monitor_output): Declare. * linux-low.c, spu-low.c, win32-i386-low.c: Remove definitions of debug_threads. * gdb.server/server-mon.exp: New test.
2007-01-09Copyright updates for 2007.Daniel Jacobowitz1-2/+1
2006-11-16gdb/Daniel Jacobowitz1-0/+2
* remote.c (PACKET_QPassSignals): New. (last_pass_packet, remote_pass_signals): New. (remote_protocol_features): Add QPassSignals. (remote_query_supported): Correct an infinite loop. (remote_open_1): Reset last_pass_packet. (remote_resume): Call remote_pass_signals. (_initialize_remote): Register "set remote pass-signals". gdb/doc/ * gdb.texinfo (Remote configuration): Mention "pass-signals-packet". (General Query Packets): Document QPassSignals. Fix a typo. gdb/gdbserver/ * linux-low.c (linux_wait_for_event): Reformat. Use the pass_signals array. * remote-utils.c (decode_address_to_semicolon): New. * server.c (pass_signals, handle_general_set): New. (handle_query): Mention QPassSignals for qSupported. (main): Call handle_general_set. * server.h (pass_signals, decode_address_to_semicolon): New.
2006-10-17 * acinclude.m4 (SRV_CHECK_TLS_GET_ADDR): New.Daniel Jacobowitz1-0/+2
* configure.ac: Use it. Define HAVE_TD_THR_TLS_GET_ADDR. * config.in, configure: Regenerated. * inferiors.c (gdb_id_to_thread): New function. (gdb_id_to_thread_id): Use it. * linux-low.c (linux_target_ops): Use thread_db_get_tls_address. * linux-low.h (struct process_info): Add th member. (thread_db_get_tls_address): New prototype. * remote-utils.c (decode_address): Make non-static. * server.c (handle_query): Handle qGetTLSAddr. * server.h (gdb_id_to_thread, decode_address): New prototypes. * target.h (struct target_ops): Add get_tls_address. * thread-db.c (maybe_attach_thread): Save the thread handle. (thread_db_get_tls_address): New.
2006-07-23gdb/Daniel Jacobowitz1-0/+1
* configure.tgt: Build gdbserver for Cygwin and mingw32. gdb/gdbserver/ * configure.ac: Check for more headers which are missing on Windows. Automatically supply -lwsock32 and USE_WIN32API. * configure.srv: Add Cygwin and mingw32. * remote-utils.c: Don't include headers unconditionally which are missing on mingw32. Include <winsock.h> for mingw32. (remote_open): Adjust for mingw32 support. Flush standard error after writing to it. (remote_close, putpkt_binary, input_interrupt, block_async_io) (unblock_async_io, enable_async_io, disable_async_io) (readchar, getpkt): Update for Winsock support. (prepare_resume_reply): Expect a protocol signal number. * server.c: Disable <sys/wait.h> on mingw32. (start_inferior): Adjust for mingw32 support. Flush standard error after writing to it. (attach_inferior): Likewise. Use protocol signal numbers. (main): Skip 'D' packet on mingw32. Use protocol signal numbers and names. * win32-i386-low.c: New file. * Makefile.in (XM_CLIBS): Set. (gdbserver, gdbreplay): Use $(INTERNAL_CFLAGS). (win32-i386-low.o): New dependency rule. * linux-low.c (linux_wait): Use target signal numbers. * target.h (struct target_ops): Doc fix. * server.h (target_signal_to_name): New prototype. * gdbreplay.c: Don't include headers unconditionally which are missing on mingw32. Include <winsock.h> for mingw32. (remote_close, remote_open): Adjust for Winsock support. * configure, config.in: Regenerated.
2006-06-22 * remote-utils.c (remote_escape_output, remote_unescape_input): New.Daniel Jacobowitz1-0/+9
(putpkt_binary): Renamed from putpkt and adjusted for binary data. (putpkt): New wrapper for putpkt_binary. (readchar): Don't mask off the high bit. (decode_X_packet): New function. * server.c (main): Call putpkt_binary if a handler sets the packet length. Save the length of the incoming packet. Handle 'X'. * server.h (gdb_byte, remote_escape_output, decode_X_packet): New.
2006-05-30 * remote-utils.c (all_symbols_looked_up): New variable.Daniel Jacobowitz1-2/+5
(look_up_one_symbol): Check it. * server.h (look_up_one_symbol): New declaration. * thread-db.c (thread_db_init): Set all_symbols_looked_up.
2006-02-01 * Makefile.in (OBS): Add version.o.Daniel Jacobowitz1-0/+4
(STAGESTUFF): Delete. (version.o): Add dependencies. (version.c): Replace rule. (clean): Remove version.c. * server.c (gdbserver_version): New. (gdbserver_usage): Use printf. (main): Handle --version and --help. * server.h (version, host_name): Add declarations.