+2011-01-28 Pedro Alves <pedro@codesourcery.com>
+
+ * regcache.c (init_register_cache): Initialize
+ regcache->register_status.
+ (free_register_cache): Release regcache->register_status.
+ (regcache_cpy): Copy register_status.
+ (registers_to_string): Print 'x's for unavailable registers.
+ (supply_register): Mark the register's status valid or
+ unavailable, depending on whether a buffer was passed in or not.
+ (supply_register_zeroed): New.
+ (supply_regblock): Mark the registers' status valid or
+ unavailable, depending on whether a buffer was passed in or not.
+ * regcache.h (REG_UNAVAILABLE, REG_VALID): New defines.
+ (struct regcache): New `register_status' field.
+ (supply_register_zeroed): Declare.
+ * i387-fp.c (i387_xsave_to_cache): Zero out registers using
+ supply_register_zeroed, rather than passing a NULL buffer to
+ supply_register.
+ * tracepoint.c (fetch_traceframe_registers): Update comment.
+
+2011-01-28 Pedro Alves <pedro@codesourcery.com>
+
+ * i387-fp.c (i387_xsave_to_cache): Make passing NULL as register
+ buffer explicit.
+
+2011-01-25 Pedro Alves <pedro@codesourcery.com>
+
+ * server.h (decode_xfer_write): Change prototype.
+ * remote-utils.c (decode_xfer_write): Remove `annex' parameter,
+ and don't extract the annex here.
+ * server.c (decode_xfer_read): Remove `annex' parameter,
+ and don't extract the annex here.
+ (decode_xfer): New.
+ (struct qxfer): New.
+ (handle_qxfer_auxv, handle_qxfer_features, handle_qxfer_libraries)
+ (handle_qxfer_osdata, handle_qxfer_siginfo, handle_qxfer_spu)
+ (handle_qxfer_statictrace): New functions, abstracted out from
+ handle_query, and made to use the struct qxfer interface.
+ (handle_threads_qxfer_proper): Rename to ...
+ (handle_qxfer_threads_proper): ... this.
+ (handle_threads_qxfer): Rename to ...
+ (handle_qxfer_threads): ... this. Adjust.
+ (qxfer_packets): New array.
+ (handle_qxfer): New function.
+ (handle_query): Use handle_qxfer.
+
+2011-01-05 Michael Snyder <msnyder@msnyder-server.eng.vmware.com>
+
+ * gdbreplay.c: Shorten lines of >= 80 columns.
+ * linux-low.c: Ditto.
+ * linux-ppc-low.c: Ditto.
+ * linux-s390-low.c: Ditto.
+ * linux-sparc-low.c: Ditto.
+ * linux-x86-low.c: Ditto.
+ * linux-xtensa-low.c: Ditto.
+ * mem-break.c: Ditto.
+ * nto-low.c: Ditto.
+ * regcache.h: Ditto.
+ * remote-utils.c: Ditto.
+ * server.c: Ditto.
+ * server.h: Ditto.
+ * thread-db.c: Ditto.
+ * tracepoint.c: Ditto.
+ * utils.c: Ditto.
+ * win32-low.h: Ditto.
+
+2011-01-05 Joel Brobecker <brobecker@adacore.com>
+
+ * gdbserver/configure.ac, gdbserver/gdbserver.1: Copyright year
+ update.
+
+2011-01-01 Joel Brobecker <brobecker@adacore.com>
+
+ * server.c (gdbserver_version): Update copyright year in version
+ output.
+ * gdbreplay.c (gdbreplay_version): Ditto.
+
+2010-12-29 Jie Zhang <jie.zhang@analog.com>
+
+ * configure.srv (bfin-*-*linux*): Handle Blackfin/Linux targets.
+ * linux-bfin-low.c: New file.
+ * linux-low.c: Define PT_TEXT_ADDR, PT_TEXT_END_ADDR, and
+ PT_DATA_ADDR for BFIN targets.
+ * Makefile.in (SFILES): Add linux-bfin-low.c.
+ (clean): Remove reg-bfin.c.
+ (linux-bfin-low.o, reg-bfin.o, reg-bfin.c): New targets.
+ * README: Mention supported Blackfin targets.
+
+2010-12-23 Mike Frysinger <vapier@gentoo.org>
+
+ * .gitignore: New file.
+
+2010-11-16 Mike Frysinger <vapier@gentoo.org>
+
+ * linux-low.c (linux_tracefork_child): Add char* cast to arg.
+
+2010-10-22 Jie Zhang <jie@codesourcery.com>
+
+ * Makefile.in: Add FLAGS_TO_PASS variable.
+ (install): Remove dependency of install-only and recursively
+ invoke make for install-only.
+
+2010-10-04 Doug Evans <dje@google.com>
+
+ * Makefile.in (uninstall): Use $(DESTDIR).
+
+2010-09-24 Pedro Alves <pedro@codesourcery.com>
+
+ PR gdb/11842
+
+ * linux-x86-low.c (compat_siginfo_from_siginfo)
+ (siginfo_from_compat_siginfo): Also copy si_pid and si_uid when
+ si_code is < 0. Check for si_code == SI_TIMER before checking for
+ si_code < 0.
+
+2010-09-13 Joel Brobecker <brobecker@adacore.com>
+
+ * lynx-i386-low.c: New file.
+ * configure.srv: Add handling of i[34567]86-*-lynxos* targets.
+
+2010-09-13 Joel Brobecker <brobecker@adacore.com>
+
+ * lynx-low.c (ptrace_request_to_str): Remove handling for
+ request values that have been removed in LynxOS 5.x.
+
+2010-09-13 Joel Brobecker <brobecker@adacore.com>
+
+ * lynx-low.c, lynx-ppc-loc.c: Include <sys/ptrace.h> instead of
+ <ptrace.h>
+
+2010-09-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * configure.ac: Add --enable-inprocess-agent option.
+ * configure: Rebuilt.
+
+2010-09-06 Yao Qi <yao@codesourcery.com>
+
+ * linux-low.c (linux_kill): Remove unused variable.
+ (linux_stabilize_threads): Likewise.
+ * server.c (start_inferior): Likewise.
+ (queue_stop_reply_callback): Likewise.
+ * tracepoint.c (do_action_at_tracepoint): Likewise.
+
+2010-09-06 Yao Qi <yao@codesourcery.com>
+
+ * linux-low.c (maybe_move_out_of_jump_pad): Restore current_inferior
+ on return.
+
+2010-09-06 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ * target.c (mywait) <TARGET_WAITKIND_EXITED>: Fix to use INTEGER.
+
+2010-09-06 Pedro Alves <pedro@codesourcery.com>
+
+ * Makefile.in (install-only): Replace $IPA_DEPFILES with
+ "$(IPA_DEPFILES)".
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * gdbserver/lynx-low.c, gdbserver/lynx-low.h,
+ gdbserver/lynx-ppc-low.c: New files.
+ * Makefile.in (lynx_low_h): New variable.
+ (lynx-low.o, lynx-ppc-low.o): New rules.
+ * configure.ac: On LynxOS, link with -lnetinet.
+ * configure.srv: Add handling of powerpc-*-lynxos* targets.
+ * configure: regenerate.
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * Makefile.in (vasprintf.o, vsnprintf.o): New rules.
+ * configure.ac: Add check for vasprintf and vsnprintf.
+ * configure, config.in: Regenerate.
+ * server.h (vasprintf, vsnprintf): Add conditional declarations.
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * gdbreplay.c: Move include of alloca.h up, next to include of
+ malloc.h.
+ * server.h: Add include of malloc.h.
+ * mem-break.c: Remove include of malloc.h.
+ * server.c, tracepoint.c, utils.c, win32-low.c: Likewise.
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * Makefile.in (memmem.o): Build with -Wno-error.
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * utils.c (xsnprintf): Make non-static.
+ * server.h: Add xsnprintf declaration.
+ * linux-low.c, nto-low.c, target.c, thread-db.c, tracepoint.c:
+ replace calls to snprintf by calls to xsnprintf throughout.
+
+2010-09-01 Joel Brobecker <brobecker@adacore.com>
+
+ * configure.ac: Add configure check for alloca.
+ * configure, config.in: Regenerate.
+ * server.h: Include alloca.h if it exists.
+ * gdbreplay.c: Include alloca.h if it exists.
+
+2010-08-28 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (__SIGRTMIN): Define if not already defined.
+ (linux_create_inferior): Check for __ANDROID__ rather than
+ __SIGRTMIN.
+ (enqueue_one_deferred_signal): Don't requeue non-RT signals that
+ are already deferred.
+ (linux_wait_1): Check for __ANDROID__ rather than __SIGRTMIN.
+ (linux_resume_one_thread): Don't queue a SIGSTOP if the lwp is
+ stopped and already has a pending signal to report.
+ (proceed_one_lwp): : Don't queue a SIGSTOP if the lwp already has
+ a pending signal to report or is moving out of a jump pad.
+ (linux_init_signals): Check for __ANDROID__ rather than
+ __SIGRTMIN.
+
+2010-08-28 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_stabilize_threads): Wrap debug output in a
+ debug_threads check. Avoid a linear search when not doing debug
+ output.
+
+2010-08-27 Pedro Alves <pedro@codesourcery.com>
+
+ * 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 Pedro Alves <pedro@codesourcery.com>
+
+ * configure.ac (build_warnings): Add -Wno-char-subscripts.
+ * configure: Regenerate.
+
+2010-08-27 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_unprepare_to_access_memory): Rename to ...
+ (linux_done_accessing_memory): ... this.
+ (linux_target_ops): Adjust.
+ * linux-x86-low.c (x86_insert_point, x86_remove_point): Adjust.
+ * nto-low.c (nto_target_ops): Adjust comment.
+ * server.c (gdb_read_memory, gdb_write_memory): Adjust.
+ * spu-low.c (spu_target_ops): Adjust comment.
+ * target.h (target_ops): Rename unprepare_to_access_memory field
+ to done_accessing_memory.
+ (unprepare_to_access_memory): Rename to ...
+ (done_accessing_memory): ... this.
+
+2010-08-26 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_prepare_to_access_memory): New.
+ (linux_unprepare_to_access_memory): New.
+ (linux_target_ops): Install them.
+ * server.c (read_memory): Rename to ...
+ (gdb_read_memory): ... this. Use
+ prepare_to_access_memory/prepare_to_access_memory.
+ (write_memory): Rename to ...
+ (gdb_write_memory): ... this. Use
+ prepare_to_access_memory/prepare_to_access_memory.
+ (handle_search_memory_1): Adjust.
+ (process_serial_event): Adjust.
+ * target.h (struct target_ops): New fields
+ prepare_to_access_memory and unprepare_to_access_memory.
+ (prepare_to_access_memory, unprepare_to_access_memory): New.
+ * linux-x86-low.c (x86_insert_point, x86_remove_point): Use
+ prepare_to_access_memory/prepare_to_access_memory.
+ * nto-low.c (nto_target_ops): Adjust.
+ * spu-low.c (spu_target_ops): Adjust.
+ * win32-low.c (win32_target_ops): Adjust.
+
+2010-08-26 Pedro Alves <pedro@codesourcery.com>
+
+ * Makefile.in (WARN_CFLAGS): Get it from configure.
+ (WERROR_CFLAGS): New.
+ (INTERNAL_CFLAGS): Add WERROR_CFLAGS.
+ * configure.ac: Introduce --enable-werror, which adds -Werror to
+ the compiler command line. Enabled by default. Disable with
+ --disable-werror. Add -Wdeclaration-after-statement
+ Wpointer-arith and -Wformat-nonliteral to warning flags.
+ * configure: Regenerate.
+
+2010-08-26 Pedro Alves <pedro@codesourcery.com>
+
+ * mem-break.c [HAVE_MALLOC_H]: Include malloc.h.
+
+2010-08-26 Pedro Alves <pedro@codesourcery.com>
+
+ * gdbreplay.c (remote_error): New.
+ (gdbchar): New.
+ (expect): Use gdbchar. Check for error reading from GDB.
+ Clarify sync error output.
+ (play): Check for errors writing to GDB.
+ * linux-low.c (sigchld_handler): Really ignore `write' errors.
+ * remote-utils.c (getpkt): Check for errors writing to the remote
+ descriptor.
+
+2010-08-25 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_wait_1): Move non-debugging code out of
+ `debug_threads' control.
+
+2010-08-25 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.c (linux_wait_1): Don't set last_status here.
+ * server.c (push_event, queue_stop_reply_callback): Assert we're
+ not pushing a TARGET_WAITKIND_IGNORE event.
+ (start_inferior, start_inferior, attach_inferior, handle_v_cont)
+ (myresume, handle_target_event): Set the thread's last_resume_kind
+ and last_status from the target returned status.
+
+2010-08-25 Pedro Alves <pedro@codesourcery.com>
+
+ PR threads/10729
+
+ * linux-x86-low.c (update_debug_registers_callback): New.
+ (i386_dr_low_set_addr): Use it.
+ (i386_dr_low_get_addr): New.
+ (i386_dr_low_set_control): Use update_debug_registers_callback.
+ (i386_dr_low_get_control): New.
+ (i386_dr_low_get_status): Adjust.
+ * linux-low.c (linux_stop_lwp): New.
+ * linux-low.h (linux_stop_lwp): Declare.
+
+ * i386-low.c (I386_DR_GET_RW_LEN): Take the dr7 contents as
+ argument instead of a i386_debug_reg_state.
+ (I386_DR_WATCH_HIT): Take the dr6 contents as argument instead of
+ a i386_debug_reg_state.
+ (i386_insert_aligned_watchpoint): Adjust.
+ (i386_remove_aligned_watchpoint): Adjust.
+ (i386_low_stopped_data_address): Read the debug registers from the
+ inferior instead of from the mirrors.
+ * i386-low.h (struct i386_debug_reg_state): Extend comment.
+ (i386_dr_low_get_addr): Declare.
+ (i386_dr_low_get_control): Declare.
+ (i386_dr_low_get_status): Change prototype.
+
+ * win32-i386-low.c (dr_status_mirror, dr_control_mirror): New globals.
+ (i386_dr_low_get_addr): New.
+ (i386_dr_low_get_control): New.
+ (i386_dr_low_get_status): Adjust prototype. Return
+ dr_status_mirror.
+ (i386_initial_stuff): Clear dr_status_mirror and
+ dr_control_mirror.
+ (i386_get_thread_context): Adjust.
+ (i386_set_thread_context): Adjust.
+ (i386_thread_added): Adjust.
+
+2010-08-24 Pedro Alves <pedro@codesourcery.com>
+
+ * linux-low.h (linux_thread_area): Delete declaration.
+
+2010-08-11 Thomas Schwinge <thomas@codesourcery.com>
+
+ * linux-low.c (linux_wait_1): Correctly return the ptid of the child
+ after its termination.
+
+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.
+