76 Commits

Author SHA1 Message Date
ec48365dd8 * event-loop.c (event_handle_func): Adjust to use gdb_fildes_t.
(struct gdb_event) <fd>: Change type to gdb_fildes_t.
	(struct file_handler) <fd>: Change type to gdb_fildes_t.
	(process_event): Change local fd's type to gdb_fildes_t.
	(create_file_handler): Adjust prototype.
	(delete_file_handler): Adjust prototype.
	(handle_file_event): Adjust prototype.  Use pfildes.
	(create_file_event): Adjsut prototype.
	* remote-utils.c (remote_desc, listen_desc): Change type to
	gdb_fildes_t.
	* server.h: New gdb_fildes_t typedef.
	[USE_WIN32API]: Include winsock2.h.
	(delete_file_handler, add_file_handler): Adjust prototypes.
	(pfildes): Declare.
	* utils.c (pfildes): New.
2010-08-27 16:02:49 +00:00
0fb4aa4bfc Static tracepoints support, and UST integration.
gdb/gdbserver/
	* configure.ac: Handle --with-ust.  substitute ustlibs and ustinc.
	* mem-break.c (uninsert_all_breakpoints)
	(reinsert_all_breakpoints): New.
	* mem-break.h (reinsert_all_breakpoints, uninsert_all_breakpoints):
	* tracepoint.c (ust_loaded, helper_thread_id, cmd_buf): New.
	(gdb_agent_ust_loaded, helper_thread_id)
	(gdb_agent_helper_thread_id): New macros.
	(struct ipa_sym_addresses): Add addr_ust_loaded,
	addr_helper_thread_id, addr_cmd_buf.
	(symbol_list): Add ust_loaded, helper_thread_id, cmd_buf.
	(in_process_agent_loaded_ust): New.
	(write_e_ust_not_loaded): New.
	(maybe_write_ipa_ust_not_loaded): New.
	(struct collect_static_trace_data_action): New.
	(enum tracepoint_type) <static_tracepoint>: New.
	(struct tracepoint) <handle>: Mention static tracepoints.
	(struct static_tracepoint_ctx): New.
	(CMD_BUF_SIZE): New.
	(add_tracepoint_action): Handle static tracepoint actions.
	(unprobe_marker_at): New.
	(clear_installed_tracepoints): Handle static tracepoints.
	(cmd_qtdp): Handle static tracepoints.
	(probe_marker_at): New.
	(cmd_qtstart): Handle static tracepoints.
	(response_tracepoint): Handle static tracepoints.
	(cmd_qtfstm, cmd_qtsstm, cmd_qtstmat): New.
	(handle_tracepoint_query): Handle qTfSTM, qTsSTM and qTSTMat.
	(get_context_regcache): Handle static tracepoints.
	(do_action_at_tracepoint): Handle static tracepoint actions.
	(traceframe_find_block_type): Handle static trace data blocks.
	(traceframe_read_sdata): New.
	(download_tracepoints): Download static tracepoint actions.
	[HAVE_UST] Include ust/ust.h, dlfcn.h, sys/socket.h, and sys/un.h.
	(GDB_PROBE_NAME): New.
	(ust_ops): New.
	(GET_UST_SYM): New.
	(USTF): New.
	(dlsym_ust): New.
	(ust_marker_to_static_tracepoint): New.
	(gdb_probe): New.
	(collect_ust_data_at_tracepoint): New.
	(gdb_ust_probe): New.
	(UNIX_PATH_MAX, SOCK_DIR): New.
	(gdb_ust_connect_sync_socket): New.
	(resume_thread, stop_thread): New.
	(run_inferior_command): New.
	(init_named_socket): New.
	(gdb_ust_socket_init): New.
	(cstr_to_hexstr): New.
	(next_st): New.
	(first_marker, next_marker): New.
	(response_ust_marker): New.
	(cmd_qtfstm, cmd_qtsstm): New.
	(unprobe_marker_at, probe_marker_at): New.
	(cmd_qtstmat, gdb_ust_thread): New.
	(gdb_ust_init): New.
	(initialize_tracepoint_ftlib): Call gdb_ust_init.
	* linux-amd64-ipa.c [HAVE_UST]: Include ust/processor.h
	(ST_REGENTRY): New.
	(x86_64_st_collect_regmap): New.
	(X86_64_NUM_ST_COLLECT_GREGS): New.
	(AMD64_RIP_REGNUM): New.
	(supply_static_tracepoint_registers): New.
	* linux-i386-ipa.c [HAVE_UST]: Include ust/processor.h
	(ST_REGENTRY): New.
	(i386_st_collect_regmap): New.
	(i386_NUM_ST_COLLECT_GREGS): New.
	(supply_static_tracepoint_registers): New.
	* server.c (handle_query): Handle qXfer:statictrace:read.
	<qSupported>: Report support for StaticTracepoints, and
	qXfer:statictrace:read features.
	* server.h (traceframe_read_sdata)
	(supply_static_tracepoint_registers): Declare.
	* remote-utils.c (convert_int_to_ascii, hexchars, ishex, tohex)
	(unpack_varlen_hex): Include in IPA build.
	* Makefile.in (ustlibs, ustinc): New.
	(IPA_OBJS): Add remote-utils-ipa.o.
	($(IPA_LIB)): Link -ldl and -lpthread.
	(UST_CFLAGS): New.
	(IPAGENT_CFLAGS): Add UST_CFLAGS.
	* config.in, configure: Regenerate.

	gdb/
	* NEWS: Mention new support for static tracepoints.
	(New packets): Mention qTfSTM, qTsSTM, qTSTMat and
	qXfer:statictrace:read.
	(New features in the GDB remote stub, GDBserver): Mention static
	tracepoints support using an UST based backend.
	(New commands): Mention "info static-tracepoint-markers" and
	"strace".
	* breakpoint.c (is_marker_spec): New.
	(is_tracepoint): Handle static tracepoints.
	(validate_commands_for_breakpoint): Static tracepoints can't do
	while-stepping.
	(static_tracepoints_here): New.
	(bpstat_what): Handle static tracepoints.
	(print_one_breakpoint_location, allocate_bp_location, mention):
	Ditto.
	(create_breakpoint_sal): Ditto.
	(decode_static_tracepoint_spec): New.
	(create_breakpoint): Replace `hardwareflag', and `traceflag' with
	`type_wanted'.  Adjust.  Handle static tracepoint marker
	locations.
	(break_command_1): Adjust.
	(update_static_tracepoint): New.
	(update_breakpoint_locations): Handle static tracepoints.
	(breakpoint_re_set_one): Handle static tracepoint marker
	locations.
	(disable_command, enable_command): Handle static tracepoints.
	(trace_command, ftrace_command): Adjust.
	(strace_command): New.
	(create_tracepoint_from_upload): Adjust.
	(save_breakpoints): Handle static tracepoints.
	(_initialize_breakpoint): Install the "strace" command.
	* breakpoint.h (enum bptype): New bp_static_tracepoint type.
	(struct breakpoint): New fields static_trace_marker_id and
	static_trace_marker_id_idx.
	(breakpoints_here_p): Declare.
	(create_breakpoint): Adjust.
	(static_tracepoints_here): Declare.
	* remote.c (struct remote_state) <static_tracepoints>: New field.
	(PACKET_qXfer_statictrace_read, PACKET_StaticTracepoints): New.
	(remote_static_tracepoint_marker_at): New.
	(remote_static_tracepoint_markers_by_strid): New.
	(remote_static_tracepoint_feature): New.
	(remote_disconnected_tracing_feature): Handle "StaticTracepoints".
	(remote_xfer_partial): Handle TARGET_OBJECT_STATIC_TRACE_DATA.
	(remote_supports_static_tracepoints): New.
	(remote_download_tracepoint): Download static tracepoints.
	(init_remote_ops): Install remote_static_tracepoint_marker_at and
	remote_static_tracepoint_markers_by_strid.
	(_initialize_remote): Install set|show remote static-tracepoints,
	and set|show remote read-sdata-object commands.
	* target.c (update_current_target): Inherit and default
	to_static_tracepoint_marker_at, and
	to_static_tracepoint_markers_by_strid.
	* target.h (static_tracepoint_marker): Forward declare.
	(enum target_object): New object TARGET_OBJECT_STATIC_TRACE_DATA.
	(static_tracepoint_marker_p): New typedef.
	(DEF_VEC_P(static_tracepoint_marker_p)): New VEC type.
	(struct target_ops): New fields to_static_tracepoint_marker_at and
	to_static_tracepoint_markers_by_strid.
	(target_static_tracepoint_marker_at)
	(target_static_tracepoint_markers_by_strid): New.
	* tracepoint.c: Include source.h.
	(validate_actionline): Handle $_sdata.
	(struct collection_list): New field strace_data.
	(add_static_trace_data): New.
	(clear_collection_list): Clear strace_data.
	(stringify_collection_list): Account for a possible static trace
	data collection.
	(encode_actions_1): Encode an $_sdata collection.
	(parse_tracepoint_definition): Handle static tracepoints.
	(parse_static_tracepoint_marker_definition): New.
	(release_static_tracepoint_marker): New.
	(print_one_static_tracepoint_marker): New.
	(info_static_tracepoint_markers_command): New.
	(sdata_make_value): New.
	(_initialize_tracepoint): Create the $_sdata convenience variable.
	Add the "info static-tracepoint-markers" command.
	Mention $_sdata in the "collect" command's help output.
	* tracepoint.h (struct static_tracepoint_marker): New.
	(parse_static_tracepoint_marker_definition)
	(release_static_tracepoint_marker): Declare.
	* mi/mi-cmd-break.c (mi_cmd_break_insert): Adjust.
	* python/py-breakpoint.c (bppy_new): Adjust.

	doc/
	* gdb.texinfo (Convenience Variables): Document $_sdata.
	(Commands to Set Tracepoints): Describe static tracepoints.  Add
	`Listing Static Tracepoint Markers' menu entry.  Document
	"strace".
	(Tracepoint Action Lists): Document collecting $_sdata.
	(Listing Static Tracepoint Markers): New subsection.
	(Tracepoints support in gdbserver): Mention static tracepoints.
	(remote packets, enabling and disabling): Mention
	read-sdata-object.
	(General Query Packets) <qSupported>: Document qXfer:sdata:read
	and StaticTracepoint.
	Mention qTfSTM, qTsSTM and qTSTMat as tracepoint packets.
	Document qXfer:sdata:read.
	(Tracepoint packets): Document qTfSTM, qTsSTM and qTSTMat.
2010-07-01 10:36:12 +00:00
4e29fb547e * linux-x86-low.c (amd64_emit_const, amd64_emit_void_call_2)
(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.
2010-06-15 10:44:48 +00:00
6a271cae85 gdb/
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.
2010-06-14 22:16:09 +00:00
fa593d66d5 gdb/gdbserver/
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.
2010-06-01 13:20:52 +00:00
24b066ba2b * event-loop.c (struct callback_event): New struct.
(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 20:53:21 +00:00
9836d6ea69 gdb/gdbserver/
* 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.
2010-05-03 18:13:36 +00:00
e8470a0645 * server.h (buffer_xml_printf): Remove redundant `;'. 2010-04-12 13:51:22 +00:00
8336d594d5 GDBserver disconnected tracing support.
* 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.
2010-04-11 16:33:56 +00:00
219f2f2398 gdb/gdbserver/
* 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.
2010-04-09 03:40:00 +00:00
8b07ae33f0 * linux-low.c (linux_wait_1): Avoid setting need_step_over is
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.
2010-04-01 14:25:34 +00:00
d50171e439 Teach linux gdbserver to step-over-breakpoints.
* 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.
2010-03-24 00:05:03 +00:00
e92d13d5bc gdb/gdbserver/
* server.h (internal_error): Declare.
	(gdb_assert, ASSERT_FUNCTION, gdb_assert_fail): Define.
	* utils.c (internal_error): New function.
2010-03-16 17:47:52 +00:00
4c38e0a4fc Update copyright year in most headers.
Automatic update by copyright.sh.
2010-01-01 07:32:07 +00:00
aa5ca48fad Add h/w watchpoint support to x86-linux, win32-i386.
* 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.
2009-06-30 16:35:25 +00:00
e09875d410 gdb:
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.
2009-05-24 21:06:53 +00:00
9f76782569 * inferiors.c (started_inferior_callback): New function.
(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.
2009-04-30 22:21:06 +00:00
7fe519cb21 * inferiors.c (get_thread_process): Make global.
* 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.
2009-04-03 20:15:51 +00:00
95954743cb 2009-04-01 Pedro Alves <pedro@codesourcery.com>
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 22:50:24 +00:00
bd99dc8583 Non-stop mode support.
* 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 22:48:05 +00:00
5b1c542ea1 Decouple target code from remote protocol.
* 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.
2009-04-01 22:31:45 +00:00
2aecd87f56 * Makefile.in (GDB_CFLAGS): Add -I$(srcdir)/common.
(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.
2009-03-02 00:45:13 +00:00
aef93bd75f * regcache.c (new_register_cache): No need to check result of xcalloc.
* 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.
2009-01-19 00:16:46 +00:00
5436304513 * target.h (target_signal_to_string): Make return type const char *.
(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 *.
2009-01-15 22:07:20 +00:00
0fb0cc7590 Updated copyright notices for most files. 2009-01-03 05:58:08 +00:00
bca929d3a6 * utils.c (xmalloc,xcalloc,xstrdup): New fns.
* 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.
2008-12-14 20:51:04 +00:00
07e059b5a9 Implement -list-thread-groups --available
* 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.
2008-12-02 07:57:38 +00:00
a6f3e723d3 gdb/doc/
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.
2008-08-12 15:18:31 +00:00
ec56be1b4d * configure.ac: Check for memmem declaration.
* 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.
2008-07-31 17:46:33 +00:00
db42f21025 * remote-utils.c (prepare_resume_reply): If requested, don't
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.
2008-06-27 13:22:15 +00:00
08388c79d5 New "find" command.
* 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.
2008-05-09 17:02:03 +00:00
bb9c3d36f1 * regcache.c (registers_length): Remove.
(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.
2008-05-08 19:46:56 +00:00
d05b4ac3aa gdb/ChangeLog:
* 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 ().
2008-02-27 03:27:40 +00:00
59a016f09f * hostio.c: Don't include errno.h.
(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.
2008-02-01 00:08:25 +00:00
9b254dd1ce Updated copyright notices for most files. 2008-01-01 22:53:26 +00:00
a20d5e98e5 * linux-low.c (linux_wait, linux_resume): Do not handle async I/O.
* 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.
2007-12-07 01:41:29 +00:00
a6b151f187 * remote.c (remote_cmdlist): New variable.
(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.
2007-11-30 21:50:19 +00:00
24a09b5f37 * inferiors.c (change_inferior_id): Delete.
(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.
2007-10-23 20:05:03 +00:00
a9762ec78a Switch the license of all .c files to GPLv3.
Switch the license of all .h files to GPLv3.
        Switch the license of all .cc files to GPLv3.
2007-08-23 18:08:50 +00:00
255e7678a9 2007-07-17 Pedro Alves <pedro_alves@portugalmail.pt>
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.
2007-07-17 12:51:41 +00:00
0e7f50da78 ChangeLog:
* 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.
2007-06-12 14:38:32 +00:00
7390519ea0 * server.h (check_remote_input_interrupt_request): New function.
* 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.
2007-05-10 22:04:50 +00:00
68070c10c7 gdb/
* 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.
2007-03-29 01:06:48 +00:00
bce7165daa * remote-utils.c (monitor_output): Constify msg parameter.
* 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.
2007-03-27 22:46:08 +00:00
c74d0ad827 * gdb.texinfo (Monitor commands for gdbserver): New subsection.
* 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.
2007-02-26 20:10:18 +00:00
6aba47ca06 Copyright updates for 2007. 2007-01-09 17:59:20 +00:00
89be209149 gdb/
* 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.
2006-11-16 15:08:25 +00:00
dae5f5cf4b * acinclude.m4 (SRV_CHECK_TLS_GET_ADDR): New.
* 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.
2006-10-17 16:02:27 +00:00
b80864fbe5 gdb/
* 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.
2006-07-23 03:52:15 +00:00
01f9e8fab8 * remote-utils.c (remote_escape_output, remote_unescape_input): New.
(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.
2006-06-22 15:20:47 +00:00