+2010-08-09 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (gdb_wants_lwp_stopped): Delete.
+ (gdb_wants_all_stopped): Delete.
+ (linux_wait_1): Don't call them.
+ * server.c (handle_v_cont): Tag all threads as want-stopped.
+ (gdb_wants_thread_stopped): Fix comments. Tag the thread that
+ stopped as "client-wants-stopped".
+
+2010-07-31 Pedro Alves <pedro@codesourcery.com>
+
+ * Makefile.in (signals_h): New.
+ (server_h): Depend on it.
+ (server.o): Don't depend on $(signals_def).
+ (signals.o): Depend on $(signals_def).
+
+2010-07-31 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * Makefile.in (signals_def): New.
+ (server_h): Append include/gdb/signals.h and signals_def.
+ (server.o): Append signals_def.
+
+2010-07-25 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * server.c (handle_target_event): Use target_signal_to_host for
+ resume_info.sig initialization.
+ * target.h (struct thread_resume) <sig>: New comment.
+
+2010-07-20 Ozkan Sezer <sezeroz@gmail.com>
+
+ * server.c (handle_query): strcpy() the returned string from paddress()
+ instead of sprintf().
+ * utils.c (paddress): Return phex_nz().
+
+2010-07-07 Joel Brobecker <brobecker@adacore.com>
+
+ * server.c (handle_v_cont): Call mourn_inferior if process
+ just exited.
+ (myresume): Likewise.
+
+2010-07-01 Pedro Alves <pedro@codesourcery.com>
+
+ Static tracepoints, and integration with UST.
+
+ * 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.
+
+2010-06-20 Ian Lance Taylor <iant@google.com>
+ Pedro Alves <pedro@codesourcery.com>
+
+ * linux-x86-low.c (always_true): Delete.
+ (EMIT_ASM, EMIT_ASM32): Use an uncondition asm jmp instead of
+ trying to fool the compiler with always_true.
+
+2010-06-20 Pedro Alves <pedro@codesourcery.com>
+
+ * tracepoint.c (condition_true_at_tracepoint): Don't run compiled
+ conditions in gdbserver.
+
+2010-06-19 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * spu-low.c (spu_read_memory): Wrap around local store limit.
+ (spu_write_memory): Likewise.
+
+2010-06-15 Pedro Alves <pedro@codesourcery.com>
+
+ * 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.
+
+2010-06-14 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 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * linux-ppc-low.c (ppc_arch_setup): Use private regcache to test MSR.
+ * linux-s390-low.c (ppc_arch_setup): Use private regcache to test PSW.
+
+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.
+
+2010-06-01 Pedro Alves <pedro@codesourcery.com>
+
+ * server.c (handle_query) <qSupported>: Do two passes over the
+ qSupported string to avoid nesting strtok.
+
+2010-05-28 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * Makefile.in (SFILES): Add $(srcdir)/proc-service.list.
+ (CDEPS): New.
+ * configure.ac (RDYNAMIC): New AC_MSG_CHECKING wrapping. Test also
+ -Wl,--dynamic-list.
+ * configure: Regenerate.
+ * proc-service.list: New.
+
+2010-05-28 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * linux-low.c (linux_core_of_thread): Fix crash on invalid CONTENT.
+ New comment.
+
+2010-05-26 Ozkan Sezer <sezeroz@gmail.com>
+
+ * gdbreplay.c (remote_open): Check error return from socket() call by
+ its equality to -1 not by it being negative.
+ * remote-utils.c (remote_open): Likewise.
+
+2010-05-23 Pedro Alves <pedro@codesourcery.com>
+
+ * config.h: Regenerate.
+
+2010-05-19 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * linux-m68k-low.c (ps_get_thread_area): Don't define if kernel
+ doesn't provide PTRACE_GET_THREAD_AREA.
+
+2010-05-19 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * linux-m68k-low.c: Include <asm/ptrace.h>
+ (ps_get_thread_area): Implement.
+
+2010-05-03 Doug Evans <dje@google.com>
+
+ * 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 Pedro Alves <pedro@codesourcery.com>
+
+ * 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 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_kill, linux_detach): Adjust.
+ (status_pending_p_callback): Remove redundant statement. Check
+ for !TARGET_WAITIKIND_IGNORE, instead of
+ TARGET_WAITKIND_STOPPED.
+ (handle_tracepoints): Make sure LWP is locked. Adjust.
+ (linux_wait_for_event_1): Adjust.
+ (linux_cancel_breakpoints): New.
+ (unsuspend_one_lwp): New.
+ (unsuspend_all_lwps): New.
+ (linux_wait_1): If finishing a step-over, unsuspend all lwps.
+ (send_sigstop_callback): Change return type to int, add new
+ `except' parameter and handle it.
+ (suspend_and_send_sigstop_callback): New.
+ (stop_all_lwps): Add new `suspend' and `expect' parameters, and
+ pass them down. If SUSPEND, also increment the lwp's suspend
+ count.
+ (linux_resume_one_lwp): Add notice about resuming a suspended LWP.
+ (need_step_over_p): Don't consider suspended LWPs.
+ (start_step_over): Adjust.
+ (proceed_one_lwp): Change return type to int, add new `except'
+ parameter and handle it.
+ (unsuspend_and_proceed_one_lwp): New.
+ (proceed_all_lwps): Use find_inferior instead of
+ for_each_inferior.
+ (unstop_all_lwps): Add `unsuspend' parameter. If UNSUSPEND, them
+ also decrement the suspend count of LWPs. Pass `except' down,
+ instead of hacking its suspend count.
+ (linux_pause_all): Add `freeze' parameter. Adjust.
+ (linux_unpause_all): New.
+ (linux_target_ops): Install linux_unpause_all.
+ * server.c (handle_status): Adjust.
+ * target.h (struct target_ops): New fields `unpause_all' and
+ `cancel_breakpoints'. Add new parameter to `pause_all'.
+ (pause_all): Add new `freeze' parameter.
+ (unpause_all): New.
+ (cancel_breakpoints): New.
+ * tracepoint.c (clear_installed_tracepoints): Pause threads, and
+ cancel breakpoints.
+ (cmd_qtstart): Pause threads.
+ (stop_tracing): Pause threads, and cancel breakpoints.
+ * win32-low.c (win32_target_ops): Adjust.
+
+2010-05-03 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_wait_for_event_1): Move passing the signal to
+ the inferior right away from here...
+ (linux_wait_1): ... to here, and adjust to check the thread's
+ last_resume_kind instead of the lwp's step or stop_expected flags.
+
+2010-05-02 Pedro Alves <pedro@codesourcery.com>
+
+ * README: Use consistent `GDB' and `GDBserver' spellings.
+
+2010-05-02 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_kill_one_lwp): Assume the lwp is stopped.
+ (linux_kill): Stop all lwps here. Don't delete the main lwp here.
+ (linux_detach_one_lwp): Assume the lwp is stopped.
+ (any_thread_of): Delete.
+ (linux_detach): Stop all lwps here. Don't blindly delete all
+ breakpoints.
+ (delete_lwp_callback): New.
+ (linux_mourn): Delete all lwps of the process that is gone.
+ (linux_wait_1): Don't delete the last lwp of the process here.
+ * mem-break.h (mark_breakpoints_out): Declare.
+ * mem-break.c (mark_breakpoints_out): New.
+ (free_all_breakpoints): Use it.
+ * server.c (handle_target_event): If the process is gone, mark
+ breakpoints out.
+ * thread-db.c (struct thread_db) <create_bp>: New field.
+ (thread_db_enable_reporting): Fix prototype. Store a thread event
+ breakpoint reference in the thread_db struct.
+ (thread_db_load_search): Clear the thread_db object.
+ (try_thread_db_load_1): Ditto.
+ (switch_to_process): New.
+ (disable_thread_event_reporting): Use it.
+ (remove_thread_event_breakpoints): New.
+ (thread_db_detach, thread_db_mourn): Use it.
+
+2010-05-01 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_enable_event_reporting): New.
+ (linux_wait_for_event_1, handle_extended_wait): Use it.
+
+2010-04-30 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_kill_one_lwp, linux_kill)
+ (linux_detach_one_lwp): Adjust to send_sigstop interface change.
+ (send_sigstop): Take an lwp_info as parameter instead. Queue a
+ SIGSTOP even if the LWP is stopped.
+ (send_sigstop_callback): New.
+ (stop_all_lwps): Use send_sigstop_callback instead.
+ (linux_resume_one_thread): Adjust.
+ (proceed_one_lwp): Still proceed an LWP that the client has
+ requested to stop, if we haven't reported it as stopped yet. Make
+ sure that LWPs the client want stopped, have a pending SIGSTOP.
+
+2010-04-26 Doug Evans <dje@google.com>
+
+ * server.c (handle_general_set): Make static.
+
+ * remote-utils.c (putpkt_binary_1): Call readchar instead of read.
+ Print received char after testing for error/eof instead of before.
+ (input_interrupt): Tweak comment.
+
+2010-04-23 Doug Evans <dje@google.com>
+
+ * server.c (start_inferior): Print inferior argv if --debug.
+
+2010-04-21 Aleksandar Ristovski <aristovski@qnx.com>
+
+ * Makefile.in (nto_low_h nto-low.o nto-x86-low.o): New dependency lists.
+ * nto-x86-low.c: Include server.h
+
+2010-04-20 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * win32-i386-low.c: Use __x86_64__ macro instead of __x86_64 to
+ be consistent with other sources of this directory.
+ (init_registers_amd64): Correct name of source file of this function
+ in the comment.
+
+2010-04-19 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * configure.srv (x86_64-*-mingw*): New configuration for Windows
+ 64-bit executables.
+
+2010-04-19 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * win32-i386-low.c: Add 64-bit support.
+ (CONTEXT_EXTENDED_REGISTERS): Set macro to zero if not exisiting.
+ (init_registers_amd64): Declare.
+ (mappings): Add 64-bit version of array.
+ (init_windows_x86): New function.
+ (the_low_target): Change init_arch field to init_windows_x86.
+
+2010-04-19 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * win32-low.c: Adapt to support also 64-bit architecture.
+ (child_xfer_memory): Use uintptr_t type for local variable `addr'.
+ (get_image_name): Use SIZE_T type for local variable `done'.
+ (psapi_get_dll_name): Use LPVOID type for parameter `BaseAddress'.
+ (toolhelp_get_dll_name): Idem.
+ (handle_load_dll): Use CORE_ADDR type for local variable `load_addr'.
+ Use uintptr_t typecast to avoid warning.
+ (handle_unload_dll): Use uintptr_t typecast to avoid warning.
+ (handle_exception): Use phex_nz to avoid warning.
+ (win32_wait): Remove unused local variable `process'.
+
+2010-04-19 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * configure.srv (srv_amd64_regobj): Replace `x86-64-avx.o' by
+ `amd64-avx.o'.
+
+2010-04-17 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * configure.ac: Use `ws2_32' library for srv_mingw.
+ * configure: Regenerate.
+ * gdbreplay.c: Include winsock2.h instead of winsock.h.
+ * remote-utils.c: Likewise.
+
+2010-04-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ * linux-x86-low.c (xmltarget_amd64_linux_no_xml): Define only
+ if __x86_64__ is defined.
+
+2010-04-16 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * configure: Regenerate.
+
+2010-04-16 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * server.c (handle_query): Handle 'qGetTIBAddr' query.
+ * target.h (target_ops): New get_tib_address field.
+ * win32-low.h (win32_thread_info): Add thread_local_base field.
+ * win32-low.c (child_add_thread): Add tlb argument.
+ Set thread_local_base field to TLB.
+ (get_child_debug_event): Adapt to child_add_thread change.
+ (win32_get_tib_address): New function.
+ (win32_target_ops): Set get_tib_address field to
+ win32_get_tib_address.
+ * linux-low.c (linux_target_ops): Set get_tib_address field to NULL.
+
+2010-04-12 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_mourn): Also remove the process.
+ * server.c (handle_target_event): Don't remove the process here.
+ * nto-low.c (nto_mourn): New.
+ (nto_target_ops): Install it.
+ * spu-low.c (spu_mourn): New.
+ (spu_target_ops): Install it.
+ * win32-low.c (win32_mourn): New.
+ (win32_target_ops): Install it.
+
+2010-04-12 Pedro Alves <pedro@codesourcery.com>
+
+ * server.h (buffer_xml_printf): Remove redundant `;'.
+
+2010-04-12 Pedro Alves <pedro@codesourcery.com>
+
+ * regcache.c (set_register_cache): Invalidate regcaches before
+ changing the register cache layout.
+ (regcache_invalidate_one): Allow a NULL regcache.
+ * linux-x86-low.c (x86_linux_update_xmltarget): Invalidate
+ regcaches before changing the register cache layout or the target
+ regsets.
+
+2010-04-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * linux-x86-low.c (x86_linux_update_xmltarget): Avoid unused
+ variable warning on Linux/x86-64.
+
+2010-04-11 Pedro Alves <pedro@codesourcery.com>
+
+ 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 Pedro Alves <pedro@codesourcery.com>
+
+ * regcache.c (realloc_register_cache): Invalidate inferior's
+ regcache before recreating it.
+
+2010-04-09 Pedro Alves <pedro@codesourcery.com>
+
+ * tracepoint.c (cmd_qtstatus): Report trace buffer circularity.
+
+2010-04-09 Stan Shebs <stan@codesourcery.com>
+ Pedro Alves <pedro@codesourcery.com>
+
+ * 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.
+
+2010-04-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Makefile.in (clean): Also remove i386-mmx.c i386-mmx-linux.c.
+ (i386-mmx.o): New.
+ (i386-mmx.c): Likewise.
+ (i386-mmx-linux.o): Likewise.
+ (i386-mmx-linux.c): Likewise.
+
+ * configure.srv (srv_i386_regobj): Add i386-mmx.o.
+ (srv_i386_linux_regobj): Add i386-mmx-linux.o.
+ (srv_i386_xmlfiles): Add i386/i386-mmx.xml.
+ (srv_i386_linux_xmlfiles): Add i386/i386-mmx-linux.xml.
+
+ * linux-x86-low.c (init_registers_i386_mmx_linux): New.
+ (x86_linux_update_xmltarget): Call init_registers_i386_mmx_linux
+ and return if ptrace PTRACE_GETFPXREGS failed in 32bit.
+
+2010-04-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Makefile.in (clean): Updated.
+ (i386-avx.o): New.
+ (i386-avx.c): Likewise.
+ (i386-avx-linux.o): Likewise.
+ (i386-avx-linux.c): Likewise.
+ (amd64-avx.o): Likewise.
+ (amd64-avx.c): Likewise.
+ (amd64-avx-linux.o): Likewise.
+ (amd64-avx-linux.c): Likewise.
+
+ * configure.srv (srv_i386_regobj): Add i386-avx.o.
+ (srv_i386_linux_regobj): Add i386-avx-linux.o.
+ (srv_amd64_regobj): Add amd64-avx.o.
+ (srv_amd64_linux_regobj): Add amd64-avx-linux.o.
+ (srv_i386_32bit_xmlfiles): Add i386/32bit-avx.xml.
+ (srv_i386_64bit_xmlfiles): Add i386/64bit-avx.xml.
+ (srv_i386_xmlfiles): Add i386/i386-avx.xml.
+ (srv_amd64_xmlfiles): Add i386/amd64-avx.xml.
+ (srv_i386_linux_xmlfiles): Add i386/i386-avx-linux.xml.
+ (srv_amd64_linux_xmlfiles): Add i386/amd64-avx-linux.xml.
+
+ * i387-fp.c: Include "i386-xstate.h".
+ (i387_xsave): New.
+ (i387_cache_to_xsave): Likewise.
+ (i387_xsave_to_cache): Likewise.
+ (x86_xcr0): Likewise.
+
+ * i387-fp.h (i387_cache_to_xsave): Likewise.
+ (i387_xsave_to_cache): Likewise.
+ (x86_xcr0): Likewise.
+
+ * linux-arm-low.c (target_regsets): Initialize nt_type to 0.
+ * linux-crisv32-low.c (target_regsets): Likewise.
+ * linux-m68k-low.c (target_regsets): Likewise.
+ * linux-mips-low.c (target_regsets): Likewise.
+ * linux-ppc-low.c (target_regsets): Likewise.
+ * linux-s390-low.c (target_regsets): Likewise.
+ * linux-sh-low.c (target_regsets): Likewise.
+ * linux-sparc-low.c (target_regsets): Likewise.
+ * linux-xtensa-low.c (target_regsets): Likewise.
+
+ * linux-low.c: Include <sys/uio.h>.
+ (regsets_fetch_inferior_registers): Support nt_type.
+ (regsets_store_inferior_registers): Likewise.
+ (linux_process_qsupported): New.
+ (linux_target_ops): Add linux_process_qsupported.
+
+ * linux-low.h (regset_info): Add nt_type.
+ (linux_target_ops): Add process_qsupported.
+
+ * linux-x86-low.c: Include "i386-xstate.h", "elf/common.h"
+ and <sys/uio.h>.
+ (init_registers_i386_avx_linux): New.
+ (init_registers_amd64_avx_linux): Likewise.
+ (xmltarget_i386_linux_no_xml): Likewise.
+ (xmltarget_amd64_linux_no_xml): Likewise.
+ (PTRACE_GETREGSET): Likewise.
+ (PTRACE_SETREGSET): Likewise.
+ (x86_fill_xstateregset): Likewise.
+ (x86_store_xstateregset): Likewise.
+ (use_xml): Likewise.
+ (x86_linux_update_xmltarget): Likewise.
+ (x86_linux_process_qsupported): Likewise.
+ (target_regsets): Add NT_X86_XSTATE entry and Initialize nt_type.
+ (x86_arch_setup): Don't call init_registers_amd64_linux nor
+ init_registers_i386_linux here. Call
+ x86_linux_update_xmltarget.
+ (the_low_target): Add x86_linux_process_qsupported.
+
+ * server.c (handle_query): Call target_process_qsupported.
+
+ * target.h (target_ops): Add process_qsupported.
+ (target_process_qsupported): New.
+
+2010-04-03 Pedro Alves <pedro@codesourcery.com>
+
+ * inferiors.c (add_thread): Set last_status kind to
+ TARGET_WAITKIND_IGNORE.
+ * linux-low.c (cancel_breakpoint): Remove unnecessary regcache
+ fetch. Use ptid_of. Avoid unnecessary get_lwp_thread calls.
+ (linux_wait_1): Move `thread' local definition to block that uses
+ it. Don't NULL initialize `event_child'.
+ (linux_resume_one_thread): Avoid unnecessary get_lwp_thread calls.
+ Alway set the thread's last_status to TARGET_WAITKIND_IGNORE.
+ * linux-x86-low.c (x86_breakpoint_at): Read raw memory.
+
+2010-04-01 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (get_stop_pc): Don't adjust the PC if stopped with
+ an extended waitstatus, or by a watchpoint.
+ (cancel_breakpoints_callback): Don't cancel a breakpoint if the
+ thread was stepping or has been stopped by a watchpoint.
+
2010-04-01 Pedro Alves <pedro@codesourcery.com>
* mem-break.c (struct raw_breakpoint): New field shlib_disabled.