+2009-11-17 Nathan Sidwell <nathan@codesourcery.com>
+2009-11-17 Vladimir Prus <vladimir@codesourcery.com>
+
+ * Makefile.in (reg-cf.o, reg-cf.c): New targets.
+ * configure.ac: Check for __mcoldfire__ and set
+ gdb_cv_m68k_is_coldfire.
+ * configure.srv: Use gdb_cv_m68k_is_coldfire to select between
+ reg-cf.o and reg-m68k.o.
+ * configure: Regenerated.
+
+2009-11-16 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_remove_process): Add `detaching' parameter.
+ Pass it to thread_db_free.
+ (linux_kill, linux_detach, linux_wait_1): Adjust to pass the
+ proper `detaching' argument to linux_remove_process.
+ * linux-low.h (thread_db_free): Add `detaching' parameter.
+ * thread-db.c (thread_db_init): Pass false as `detaching' argument
+ to thread_db_free.
+ (thread_db_free): Add `detaching' parameter. Only
+ call td_ta_clear_event if detaching from process.
+
+2009-11-12 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * thread-db.c (thread_db_free): Fix typo.
+
+2009-11-11 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ PR gdb/10838
+ * thread-db.c (thread_db_free): Call td_ta_clear_event.
+
+2009-11-03 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.ac (i[34567]86-*): Check if we're targetting x86-64
+ with an i686 compiler.
+ * configure.srv (i[34567]86-*-linux*): Pull in x86-64 handling if
+ needed.
+ * configure: Rebuilt.
+
+2009-10-29 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR gdb/10783
+
+ * server.c (handle_search_memory_1): Correct read_addr initialization
+ in loop for searching subsequent chunks.
+
+2009-10-29 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ * configure.ac: New --with-libthread-db option.
+ * thread-db.c: Allow direct dependence on libthread_db.
+ (thread_db_free): Adjust.
+ * config.in: Regenerate.
+ * configure: Likewise.
+
+2009-10-28 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ PR gdb/10757
+ * thread-db.c (attach_thread): New function.
+ (maybe_attach_thread): Return success/failure.
+ (find_new_threads_callback): Adjust.
+ (thread_db_find_new_threads): Loop until no new threads.
+
+2009-10-13 Pedro Alves <pedro@codesourcery.com>
+
+ * proc-service.c (ps_lgetregs): Formatting.
+
+2009-10-08 Paul Pluzhnikov <ppluzhnikov@google.com>
+
+ * acinclude.m4: (SRV_CHECK_THREAD_DB, SRV_CHECK_TLS_GET_ADDR): Remove.
+ * configure.ac: Adjust.
+ * linux-low.h (struct process_info_private): Move members to struct
+ thread_db.
+ (thread_db_free, thread_db_handle_monitor_command): New prototype.
+ * linux-low.c (linux_remove_process): Adjust.
+ (linux_wait_for_event_1, linux_look_up_symbols): Likewise.
+ * server.c (handle_query): Move code ...
+ (handle_monitor_command): ... here. New function.
+ * target.h (struct target_ops): New member.
+ * thread-db.c (struct thread_db): New.
+ (libthread_db_search_path): New variable.
+ (thread_db_create_event, thread_db_enable_reporting)
+ (find_one_thread, maybe_attach_thread, find_new_threads_callback)
+ (thread_db_find_new_threads, (thread_db_get_tls_address): Adjust.
+ (try_thread_db_load_1, dladdr_to_soname): New functions.
+ (try_thread_db_load, thread_db_load_search): New functions.
+ (thread_db_init): Search for libthread_db.
+ (thread_db_free): New function.
+ (thread_db_handle_monitor_command): Likewise.
+ * config.in: Regenerate.
+ * configure: Regenerate.
+
+2009-09-27 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * spu-low.c (spu_kill): Wait for inferior to terminate.
+ Call clear_inferiors.
+ (spu_detach): Call clear_inferiors.
+
+2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * aclocal.m4: Regenerate.
+ * config.in: Likewise.
+ * configure: Likewise.
+
+2009-07-31 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * linux-ppc-low.c (INSTR_SC, NR_spu_run): Define.
+ (parse_spufs_run): New function.
+ (ppc_get_pc, ppc_set_pc): Detect and handle SPU PC.
+ (ppc_breakpoint_at): Handle SPU breakpoints.
+
+2009-07-31 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * linux-low.c: Include <sys/stat.h> and <sys/vfs.h>.
+ (SPUFS_MAGIC): Define.
+ (spu_enumerate_spu_ids): New function.
+ (linux_qxfer_spu): New function.
+ (linux_target_ops): Install linux_qxfer_spu.
+
+2009-07-31 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * configure.srv (powerpc*-*-linux*): Add powerpc-cell32l.o
+ and powerpc-cell64l.o to srv_regobj. Add rs6000/powerpc-cell32l.xml
+ and rs6000/powerpc-cell64l.xml to srv_xmlfiles.
+ * Makefile.in (powerpc-cell32l.o, powerpc-cell32l.c): New rules.
+ (powerpc-cell64l.o, powerpc-cell64l.c): Likewise.
+ (clean): Handle powerpc-cell32l.c and powerpc-cell64l.c.
+ * linux-ppc-low.c (PPC_FEATURE_CELL): Define.
+ (init_registers_powerpc_cell32l): Add prototype.
+ (init_registers_powerpc_cell64l): Likewise.
+ (ppc_arch_setup): Detect Cell/B.E. architecture.
+
+2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (datarootdir): New variable.
+
+2009-07-28 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * linux-low.c (linux_write_memory): Update debugging output.
+ * Makefile.in (clean): Add new descriptions.
+ (arm-with-vfpv2.o, arm-with-vfpv2.c, arm-with-vfpv3.o)
+ (arm-with-vfpv3.c, arm-with-neon.o, arm-with-neon.c): New rules.
+ * configure.srv: Add new files for arm*-*-linux*.
+ * linux-arm-low.c: Add new declarations.
+ (PTRACE_GETVFPREGS, PTRACE_SETVFPREGS): Define if undefined.
+ (arm_hwcap, HWCAP_VFP, HWCAP_IWMMXT, HWCAP_NEON, HWCAP_VFPv3)
+ (HWCAP_VFPv3D16): New.
+ (arm_fill_wmmxregset, arm_store_wmmxregset): Check HWCAP_IWMMXT
+ instead of __IWMMXT__.
+ (arm_fill_vfpregset, arm_store_vfpregset, arm_get_hwcap)
+ (arm_arch_setup): New.
+ (target_regsets): Remove #ifdef. Add VFP regset.
+ (the_low_target): Use arm_arch_setup.
+
+2009-07-28 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * linux-low.c (linux_kill_one_lwp): Adjust kernel workaround to skip
+ the main thread again.
+
+2009-07-06 Aleksandar Ristovski <aristovski@qnx.com>
+
+ Adding Neutrino gdbserver.
+ * configure: Regenerated.
+ * configure.ac: Add case for srv_qnx and set LIBS accordingly.
+ * configure.srv (i[34567]86-*-nto*): New target.
+ * nto-low.c, nto-low.h, nto-x86-low.c: New files.
+ * remote-utils.c [__QNX__]: Include sys/iomgr.h
+ (nto_comctrl) [__QNX__]: New function.
+ (enable_async_io, disable_async_io) [__QNX__]: Call nto_comctrl.
+
+2009-07-05 Danny Backx <dannybackx@users.sourceforge.net>
+
+ * configure.srv (i[34567]86-*-mingw32ce*): Add i386-low.o to
+ srv_tgtobj.
+
+2009-07-04 Danny Backx <dannybackx@users.sourceforge.net>
+ Pedro Alves <pedro@codesourcery.com>
+
+ * win32-i386-low.c (i386_get_thread_context): Handle systems that
+ don't support CONTEXT_EXTENDED_REGISTERS.
+ (i386_win32_breakpoint, i386_win32_breakpoint_len): New.
+ (the_low_target): Install them.
+ * win32-low.c (get_child_debug_event): Handle WaitForDebugEvent
+ failing with ERROR_PIPE_NOT_CONNECTED.
+
+2009-06-30 Doug Evans <dje@google.com>
+ Pierre Muller <muller@ics.u-strasbg.fr>
+
+ 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.
+
+2009-06-25 Pedro Alves <pedro@codesourcery.com>
+
+ * server.c (process_serial_event): Re-return unsupported, not
+ error, if the type isn't recognized. Re-allow supporting only
+ insert or remove packets. Also call require_running for
+ breakpoints. Add missing break statement to default case. Tidy.
+ * target.h (struct target_ops): Rename insert_watchpoint to
+ insert_point, and remove_watchpoint to remove_point.
+
+ * linux-low.h (struct linux_target_ops): Likewise.
+ * linux-low.c (linux_insert_watchpoint): Rename to ...
+ (linux_insert_point): ... this. Adjust.
+ (linux_remove_watchpoint): Rename to ...
+ (linux_remove_point): ... this. Adjust.
+ (linux_target_ops): Adjust.
+ * linux-crisv32-low.c (cris_insert_watchpoint): Rename to ...
+ (cris_insert_point): ... this.
+ (cris_remove_watchpoint): Rename to ...
+ (cris_remove_point): ... this.
+ (the_low_target): Adjust.
+
+2009-06-24 Pierre Muller <muller@ics.u-strasbg.fr>
+
+ * server.c (handle_v_kill): Pass signal_pid to
+ kill_inferior if multi_process is zero.
+
+2009-06-23 Aleksandar Ristovski <aristovski@qnx.com>
+
+ * server.c (process_serial_event): Add support for Z0 and Z1 packet.
+ * target.h (target_ops): Comment for *_watchpoint to make it clear
+ the functions can get types '0' and '1'.
+
+2009-06-22 Aleksandar Ristovski <aristovski@qnx.com>
+
+ * linux-low.c (usr_fetch_inferior_registers): Remove check for regno 0.
+ * proc-service.c (ps_lgetregs): Pass -1 to fetch all registers.
+ * regcache.c (get_regcache): Likewise.
+ * spu-low.c (spu_fetch_registers): Remove 0 to -1 conversion.
+ * win32-low.c (child_fetch_inferior_registers): Remove check for
+ regno 0.
+
+2009-06-19 Aleksandar Ristovski <aristovski@qnx.com>
+ Pedro Alves <pedro@codesourcery.com>
+
+ * target.h (struct target_ops) <supports_multi_process>: New
+ callback.
+ (target_supports_multi_process): New.
+ * server.c (handle_query): Even if GDB reports support, only
+ enable multi-process if the target also supports it. Report
+ multi-process support only if the target backend supports it.
+ * linux-low.c (linux_supports_multi_process): New function.
+ (linux_target_ops): Install it as target_supports_multi_process
+ callback.
+
+2009-05-24 Doug Evans <dje@google.com>
+
+ 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.
+
+ * linux-low.c (handle_extended_wait): Use linux_resume_one_lwp
+ to resume the newly created thread, don't call ptrace (PTRACE_CONT)
+ directly.
+
+ * linux-low.c (get_stop_pc): Print pc if debug_threads.
+ (check_removed_breakpoint, linux_wait_for_lwp): Ditto.
+ (linux_resume_one_lwp): Ditto.
+
+2009-05-23 Doug Evans <dje@google.com>
+
+ * linux-low.c (linux_resume_one_lwp): Change type of first arg
+ from struct inferior_list_entry * to struct lwp_info *.
+ All callers updated.
+
+2009-05-13 Doug Evans <dje@google.com>
+
+ * linux-x86-low.c: Don't include assert.h.
+ (x86_siginfo_fixup): Use fatal, not assert.
+ (x86_arch_setup): Fix comment.
+
+2009-05-12 Doug Evans <dje@google.com>
+
+ Biarch support for i386/amd64 gdbserver.
+ * Makefile.in (SFILES): Remove linux-i386-low.c, linux-x86-64-low.c.
+ Add linux-x86-low.c.
+ (linux-i386-low.o, linux-x86-64-low.o): Delete.
+ (linux-x86-low.o): Add.
+ * linux-x86-64-low.c: Delete.
+ * linux-i386-low.c: Delete.
+ * linux-x86-low.c: New file.
+ * configure.srv (i?86-linux srv_tgtobj): Replace linux-i386-low.o with
+ linux-x86-low.o.
+ (x86_64-linux srv_tgtobj): Replace linux-x86-64-low.o with
+ linux-x86-low.o.
+ (x86_64-linux srv_regobj): Add reg-i386-linux.o.
+ * linux-low.c: Include ansidecl.h, elf/common.h, elf/external.h.
+ (linux_child_pid_to_exec_file): New function.
+ (elf_64_header_p, elf_64_file_p): New functions.
+ (siginfo_fixup): New function.
+ (linux_xfer_siginfo): New local inf_siginfo. Call siginfo_fixup to
+ give target a chance to convert layout.
+ * linux-low.h (linux_target_ops): New member siginfo_fixup.
+ (linux_child_pid_to_exec_file, elf_64_file_p): Declare.
+
+2009-05-07 Doug Evans <dje@google.com>
+
+ * linux-low.c (regsets_fetch_inferior_registers): Fix memory leak.
+ (regsets_store_inferior_registers): Ditto.
+
+2009-05-06 Pedro Alves <pedro@codesourcery.com>
+
+ PR server/10048
+
+ * linux-low.c (must_set_ptrace_flags): Delete.
+ (linux_create_inferior): Set `lwp->must_set_ptrace_flags' instead
+ of the global.
+ (linux_attach_lwp_1): Don't set PTRACE_SETOPTIONS here. Set
+ `lwp->must_set_ptrace_flags' instead.
+ (linux_wait_for_event_1): Set ptrace options here.
+ (linux_wait_1): ... not here.
+
+2009-04-30 Doug Evans <dje@google.com>
+
+ * 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.
+
+ * inferiors.c (remove_process): Fix memory leak, free process.
+ * linux-low.c (linux_remove_process): New function.
+ (linux_kill): Call it instead of remove_process.
+ (linux_detach, linux_wait_1): Ditto.
+
+2009-04-19 Danny Backx <dannybackx@users.sourceforge.net>
+
+ * configure.srv: Add x86 Windows CE target.
+
+2009-04-03 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * 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 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * remote-utils.c (prepare_resume_reply): Null-terminate packet.
+ * spu-low.c (current_tid): Rename to ...
+ (current_ptid): ... this.
+ (fetch_ppc_register, fetch_ppc_memory, store_ppc_memory,
+ spu_proc_xfer_spu, spu_resume, spu_request_interrupt): Use
+ ptid_get_lwp (current_ptid) instead of current_tid.
+ (spu_kill, spu_detach, spu_join, spu_wait): Use pid argument
+ instead of current_tid. Use find_process_pid to verify pid
+ argument is valid. Pass proper argument to remove_process.
+ (spu_thread_alive): Compare current_ptid instead of current_tid.
+ (spu_resume): Likewise.
+
+2009-04-02 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (usr_store_inferior_registers): Declare local `pid'
+ variable.
+
+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 Pedro Alves <pedro@codesourcery.com>
+
+ 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 Pedro Alves <pedro@codesourcery.com>
Decouple target code from remote protocol.