gdbserver: add support for FDPIC loadmaps
[deliverable/binutils-gdb.git] / gdb / gdbserver / ChangeLog
index a93ca7904bb78f4a8575d5cf146f9844f7968e13..abd8fbe1bdcd9c7da6ce9a006fbbfaea4b5aa37c 100644 (file)
@@ -1,3 +1,459 @@
+2011-09-29  Mike Frysinger  <vapier@gentoo.org>
+
+       * linux-low.c (target_loadseg): Add defined PTRACE_GETFDPIC to the
+       ifdef check.
+       [PT_GETDSBT] (target_loadmap): Wrap in a defined PT_GETDSBT check.
+       [!PT_GETDSBT] (target_loadmap): New definition.
+       (LINUX_LOADMAP, LINUX_LOADMAP_EXEC, LINUX_LOADMAP_INTERP): Define.
+       (linux_read_loadmap): Change PTRACE_GETDSBT_EXEC to
+       LINUX_LOADMAP_EXEC, PTRACE_GETDSBT_INTERP to LINUX_LOADMAP_INTERP,
+       and PT_GETDSBT to LINUX_LOADMAP.
+       [!PT_GETDSBT] (linux_read_loadmap): Define to NULL.
+       (linux_target_ops): Delete unnecessary ifdef PT_GETDSBT check.
+
+2011-09-21  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+       * linux-arm-low.c (struct arm_linux_hwbp_cap): Remove.
+       (arm_linux_hwbp_cap): New static variable.
+       (arm_linux_get_hwbp_cap): Replace by ...
+       (arm_linux_init_hwbp_cap): ... this new function.
+       (arm_linux_get_hw_breakpoint_count): Use arm_linux_hwbp_cap.
+       (arm_linux_get_hw_watchpoint_count): Likewise.
+       (arm_linux_get_hw_watchpoint_max_length): Likewise.
+       (arm_arch_setup): Call arm_linux_init_hwbp_cap.
+       (arm_prepare_to_resume): Use perror_with_name instead of error.
+
+2011-09-21  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+       * linux-arm-low.c: Include <signal.h>.
+       (PTRACE_GETHBPREGS, PTRACE_SETHBPREGS): Define if necessary.
+       (struct arm_linux_hwbp_cap): New data type.
+       (arm_hwbp_type, arm_hwbp_control_t): New typedefs.
+       (struct arm_linux_hw_breakpoint): New data type.
+       (MAX_BPTS, MAX_WPTS): Define.
+       (struct arch_process_info, struct arch_lwp_info): New data types.
+       (arm_linux_get_hwbp_cap): New function.
+       (arm_linux_get_hw_breakpoint_count): Likewise.
+       (arm_linux_get_hw_watchpoint_count): Likewise.
+       (arm_linux_get_hw_watchpoint_max_length): Likewise.
+       (arm_hwbp_control_initialize): Likewise.
+       (arm_hwbp_control_is_enabled): Likewise.
+       (arm_hwbp_control_is_initialized): Likewise.
+       (arm_hwbp_control_disable): Likewise.
+       (arm_linux_hw_breakpoint_equal): Likewise.
+       (arm_linux_hw_point_initialize): Likewise.
+       (struct update_registers_data): New data structure.
+       (update_registers_callback: New function.
+       (arm_insert_point): Likewise.
+       (arm_remove_point): Likewise.
+       (arm_stopped_by_watchpoint): Likewise.
+       (arm_stopped_data_address): Likewise.
+       (arm_new_process): Likewise.
+       (arm_new_thread): Likewise.
+       (arm_prepare_to_resume): Likewise.
+       (the_low_target): Register arm_insert_point, arm_remove_point,
+       arm_stopped_by_watchpoint, arm_stopped_data_address, arm_new_process,
+       arm_new_thread, and arm_prepare_to_resume.
+
+2011-09-15  Stan Shebs  <stan@codesourcery.com>
+
+       * server.h (struct emit_ops): Add compare-goto fields.
+       * tracepoint.c (gdb_agent_op_sizes): New table.
+       (emit_eq_goto): New function.
+       (emit_ne_goto): New function.
+       (emit_lt_goto): New function.
+       (emit_le_goto): New function.
+       (emit_gt_goto): New function.
+       (emit_ge_goto): New function.
+       (is_goto_target): New function.
+       (compile_bytecodes): Recognize special cases of compare-goto
+       combinations and call specialized emitters for them.
+       * linux-x86-low.c (amd64_emit_eq_goto): New function.
+       (amd64_emit_ne_goto): New function.
+       (amd64_emit_lt_goto): New function.
+       (amd64_emit_le_goto): New function.
+       (amd64_emit_gt_goto): New function.
+       (amd64_emit_ge_goto): New function.
+       (amd64_emit_ops): Add the new functions.
+       (i386_emit_eq_goto): New function.
+       (i386_emit_ne_goto): New function.
+       (i386_emit_lt_goto): New function.
+       (i386_emit_le_goto): New function.
+       (i386_emit_gt_goto): New function.
+       (i386_emit_ge_goto): New function.
+       (i386_emit_ops): Add the new functions.
+
+2011-09-08  Stan Shebs  <stan@codesourcery.com>
+
+       * linux-x86-low.c (i386_emit_prologue): Save %ebx.
+       (i386_emit_epilogue): Restore %ebx.
+
+2011-08-31  Jie Zhang  <jzhang918@gmail.com>
+
+       * server.c (step_thread): Remove definition.
+       (process_serial_event): Don't handle Hs.
+       * server.h (step_thread): Remove declaration.
+       * target.c (set_desired_inferior): Remove use of step_thread.
+
+2011-08-24  Luis Machado  <lgustavo@codesourcery.com>
+
+       * linux-low.c: Include linux-procfs.h.
+       (linux_attach_lwp_1): Update comments.
+       (linux_attach): Scan for existing threads when attaching to a
+       process that is the tgid.
+       * Makefile.in: Update dependencies.
+
+2011-08-24  Luis Machado  <lgustavo@codesourcery.com>
+
+       * configure.srv: Add linux-procfs.o dependencies.
+
+2011-08-14  Yao Qi  <yao@codesourcery.com>
+
+       * target.h (struct target_ops): Fix indent.
+       * win32-low.c (win32_target_ops): Fix comment.
+
+2011-08-14  Andrew Jenner  <andrew@codesourcery.com>
+           Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in (clean): Remove tic6x-*.c files.
+       (linux-tic6x-low.o, tic6x-c62x-linux.o, tic6x-c64x-linux.o): New rules.
+       (tic6x-c64xp-linux.o, tic6x-c62x-linux.c, tic6x-c64x-linux.c): Likewise.
+       (tic6x-c64xp-linux.c): Likewise.
+       * configure.srv: Add support for tic6x-*-uclinux.
+       * linux-tic6x-low.c: New.
+       * linux-low.c (PT_TEXT_ADDR, PT_DATA_ADDR, PT_TEXT_END_ADDR): Define.
+
+2011-08-14  Andrew Stubbs <ams@codesourcery.com>
+           Yao Qi  <yao@codesourcery.com>
+
+       * target.h (struct target_ops): Add read_loadmap.
+       * linux-low.c (struct target_loadseg): New type.
+       (struct target_loadmap): New type.
+       (linux_read_loadmap): New function.
+       (linux_target_ops): Add linux_read_loadmap.
+       * server.c (handle_query): Support qXfer:fdpic:read packet.
+       * win32-low.c (win32_target_ops): Initialize field `read_loadmap' to NULL.
+
+2011-08-05  Eli Zaretskii  <eliz@gnu.org>
+
+       * win32-low.c: Include <stdint.h>.
+
+2011-07-22  Pedro Alves  <pedro@codesourcery.com>
+
+       * i386-low.c (i386_insert_aligned_watchpoint): Don't pass the info
+       to the inferior here.
+       (i386_remove_aligned_watchpoint): Ditto.
+       (i386_handle_nonaligned_watchpoint): Return immediate on fail to
+       fit part of the watchpoint in the debug registers.
+       (i386_update_inferior_debug_regs): New.
+       (i386_low_insert_watchpoint): Work on a local mirror of the debug
+       registers, and only update the inferior on success.
+       (i386_low_remove_watchpoint): Ditto.
+
+2011-07-22  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+       * linux-low.c (compare_ints, unique, list_threads, show_process,
+       linux_core_of_thread): Delete.
+       (linux_target_ops): Change linux_core_of_thread to
+       linux_common_core_of_thread.
+       (linux_qxfer_osdata): Defer to linux_common_xfer_osdata.
+       * utils.c (malloc_failure): Change type of argument.
+       (xmalloc, xrealloc, xcalloc, xsnprintf): Delete.
+       * Makefile.in (SFILES): Add common/common-utils.c, common/xml-utils.c,
+       common/linux-osdata.c, common/ptid.c and common/buffer.c.
+       (OBS): Add xml-utils.o, common-utils.o, ptid.o and buffer.o.
+       (IPA_OBJS): Add common-utils-ipa.o.
+       (ptid_h, linux_osdata_h): New macros.
+       (server_h): Add common/common-utils.h, common/xml-utils.h,
+       common/buffer.h, common/gdb_assert.h, common/gdb_locale.h and
+       common/ptid.h.
+       (common-utils-ipa.o, common-utils.o, xml-utils.o, linux-osdata.o,
+       ptid.o, buffer.o): New rules.
+       (linux-low.o): Add common/linux-osdata.h as a dependency.
+       * configure.srv (srv_tgtobj): Add linux-osdata.o to Linux targets.
+       * configure.ac: Add AC_HEADER_DIRENT check.
+       * config.in: Regenerate.
+       * configure: Regenerate.
+       * remote-utils.c (xml_escape_text): Delete.
+       (buffer_grow, buffer_free, buffer_init, buffer_finish,
+       buffer_xml_printf): Move to common/buffer.c.
+       * server.c (main): Remove call to initialize_inferiors.
+       * server.h (struct ptid, ptid_t, minus_one_ptid, null_ptid,
+       ptid_build, pid_to_ptid, ptid_get_pid, ptid_get_lwp, ptid_get_tid,
+       ptid_equal, ptid_is_pid, initialize_inferiors, xml_escape_text,
+       internal_error, gdb_assert, gdb_assert_fail): Delete.
+       (struct buffer, buffer_grow, buffer_free, buffer_init, buffer_finish,
+       buffer_xml_printf, buffer_grow_str, buffer_grow_str0): Move to
+       common/buffer.h.
+       * inferiors.c (null_ptid, minus_one_ptid, ptid_build, pid_to_ptid,
+       ptid_get_pid, ptid_get_lwp, ptid_get_tid, ptid_equal, ptid_is_pid,
+       initialize_inferiors): Delete.
+
+2011-07-20  Pedro Alves  <pedro@codesourcery.com>
+
+       * tracepoint.c (tracepoint_look_up_symbols): Return upon the first
+       symbol error.
+
+2011-05-31  Pedro Alves  <pedro@codesourcery.com>
+
+       * linux-x86-low.c (i386_dr_low_get_addr): Fix off by one in
+       assertion.
+       * win32-i386-low.c (i386_dr_low_get_addr): Ditto.
+
+2011-05-26  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in (thread-db.o): Track dependence to
+       common/gdb_thread_db.h.
+       * thread-db.c: include gdb_thread_db.h from right place.
+
+2011-05-16  Adrian Cornish  <gnu@bluedreamer.com>
+
+       * linux-i386-ipa.c (supply_static_tracepoint_registers): Pass
+       __FILE__ and __LINE__ to internal_error.
+
+2011-05-13  Doug Evans  <dje@google.com>
+
+       * thread-db.c (try_thread_db_load_from_sdir): New function.
+       (try_thread_db_load_from_dir): New function.
+       (thread_db_load_search): Handle $sdir, ignore $pdir.
+       Remove trying of system directories if search of
+       libthread-db-search-path fails, that is now done via $sdir.
+
+2011-05-12  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+       * server.c (handle_query): Add EnableDisableTracepoints to the list
+       of supported features.
+       * tracepoint.c (clear_installed_tracepoints): Uninstall disabled
+       tracepoints.
+       (cmd_qtenable_disable): New.
+       (cmd_qtstart): Install tracepoints even if disabled.
+       (handle_tracepoint_general_set): Add call to cmd_qtenable_disable on
+       receiving a QTEnable or QTDisable packet.
+       (gdb_collect): Skip data collection if fast tracepoint is disabled.
+       (ust_marker_to_static_tracepoint): Do not ignore disabled static
+       tracepoints.
+       (gdb_probe): Skip data collection if static tracepoint is disabled.
+
+2011-05-10  Doug Evans  <dje@google.com>
+
+       * thread-db.c (thread_db_handle_monitor_command): Handle elided path.
+
+2011-05-04  Doug Evans  <dje@google.com>
+
+       * linux-low.c (linux_join): Skip process lookup.
+       * spu-low.c (spu_join): Ditto.
+       * server.c (join_inferiors_callback): Delete.
+       (process_serial_event): For 'D' packet (detach) call join_inferior
+       directly.
+
+2011-05-04  Joseph Myers  <joseph@codesourcery.com>
+
+       * README: Don't mention xscale*-*-linux*.
+       * configure.srv (xscale*-*-linux*): Don't handle target.
+
+2011-04-27  Nathan Froyd  <froydnj@codesourcery.com>
+
+       * linux-x86-low.c (amd64_emit_const): Call memcpy instead of
+       casting pointers.
+       (amd64_emit_reg, amd64_emit_int_call_1, amd64_emit_void_call_2):
+       (i386_emit_const, i386_emit_reg, i386_emit_int_call_1):
+       (i386_emit_void_call_2): Likewise.
+
+2011-04-26  Yao Qi  <yao@codesourcery.com>
+
+        * linux-low.c: Move common macros to linux-ptrace.h.
+        Include linux-ptrace.h.
+       * Makefile.in (linux_ptrace_h): New.
+       (linux-low.o): Depends on linux-ptrace.h.
+
+2011-04-24  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * remote-utils.c (handle_accept_event): Close LISTEN_DESC only if
+       RUN_ONCE.  Comment for the LISTEN_DESC delete_file_handler call.
+       (remote_prepare): New function with most of the TCP code from ...
+       (remote_open): ... here.  Detect PORT here unconditionally.  Move also
+       setting transport_is_reliable.
+       * server.c (run_once): New variable.
+       (gdbserver_usage): Document it.
+       (main): Set run_once for `--once'.  Call remote_prepare.  Exit after
+       the first run if RUN_ONCE.
+       * server.h (run_once, remote_prepare): New declarations.
+
+2011-04-19  Tom Tromey  <tromey@redhat.com>
+
+       * win32-low.c (handle_load_dll): Remove duplicate "the".
+
+2011-04-07  Pierre Muller  <muller@ics.u-strasbg.fr>
+
+       Remove support for old Cygwin 1.5 versions.
+       * win32-low.c (win32_create_inferior): Use new cygwin_path_list
+       function to avoid warning.
+       (win32_add_one_solib): Use cygwin_conv_path function to avoid
+       warning.
+
+2011-03-18  Pierre Muller  <muller@ics.u-strasbg.fr>
+
+       * gdbserver/server.h (Macro _): Define it if not available.
+
+2011-03-14  Michael Snyder  <msnyder@vmware.com>
+
+       * hostio.c (handle_close): Remove unnecessary null test.
+
+2011-03-10  Joel Brobecker  <brobecker@adacore.com>
+
+       * Makefile.in (maintainer-clean realclean distclean): Remove
+       "make ...  subdir_do" command.
+
+2011-03-10  Michael Snyder  <msnyder@vmware.com>
+
+       * tracepoint.c (tracepoint_finish_step): Fix loop variable.
+
+       * server.c (handle_v_run): Free alloced buffer on early return.
+
+2011-03-09  Yao Qi  <yao@codesourcery.com>
+
+       Revert:
+       2011-03-04  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in: Remove GNU make feature --directory.
+
+       2011-03-05  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in (CLEANDIRS, REQUIRED_SUBDIRS): New variable.
+       (subdir_do): New make target.  Copied from gdb/Makefile.
+       (maintainer-clean, realclean, distclean, clean): Call corresponding
+       make targets in common/Makefile.
+
+       2011-02-11  Yao Qi  <yao@codesourcery.com>
+
+       * configure.ac: Call AC_PROG_RANLIB.
+       * Makefile.in: Remove signals.o from OBS.  Link libcommon.a.
+       * configure: Regenerate.
+
+2011-03-07  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * remote-utils.c (putpkt_binary_1): Calculate BUF2 size dynamically.
+
+2011-03-06  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in (REQUIRED_SUBDIRS): Remove $(LIBCOMMON_DIR).
+
+2011-03-05  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in (CLEANDIRS, REQUIRED_SUBDIRS): New variable.
+       (subdir_do): New make target.  Copied from gdb/Makefile.
+       (maintainer-clean, realclean, distclean, clean): Call corresponding
+       make targets in common/Makefile.
+
+2011-03-04  Yao Qi  <yao@codesourcery.com>
+
+       * Makefile.in: Remove GNU make feature --directory.
+
+2011-03-04  Michael Snyder  <msnyder@vmware.com>
+
+       * server.c (queue_stop_reply): Call xmalloc not malloc.
+
+2011-03-02  Michael Snyder  <msnyder@vmware.com>
+
+       * linux-arm-low.c (arm_arch_setup): Replace malloc with xmalloc.
+
+2011-02-28  Michael Snyder  <msnyder@vmware.com>
+
+       * tracepoint.c (cmd_qtv): Discard unused value 'packet'.
+       (cmd_qtframe): Ditto.
+       (cmd_qtbuffer): Ditto.
+       (cmd_bigqtbuffer): Ditto.
+
+       * utils.c (decimal2str): Initialize 'width' to nine, then
+       don't mess with it.
+
+2011-02-28  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * hostio.c (require_data): Free *data, not data.
+
+2011-02-28  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * hostio.c (require_data): Use free, not xfree.
+
+2011-02-27  Michael Snyder  <msnyder@vmware.com>
+
+       * server.c (handle_query): Discard unused value.
+
+       * hostio.c (require_data): Free malloc memory before returning
+       error.
+
+2011-02-26  Michael Snyder  <msnyder@vmware.com>
+
+       * linux-low.c (list_threads): Call closedir for dirent.
+
+2011-02-27  Michael Snyder  <msnyder@vmware.com>
+
+       * i386-low.c (i386-length_and_rw_bits): Comment the fact that
+       a case statement falls through.
+
+       * linux-low.c (linux_xfer_siginfo): Fix fencepost error.
+
+       * linux-amd64-ipa.c (gdb_agent_get_raw_reg): Fix fencepost error
+       in comparison.
+
+2011-02-26  Michael Snyder  <msnyder@vmware.com>
+
+       * utils.c (decimal2str): Eliminate dead code and dead param.
+       (pulongest): Drop dead param from call to decimal2str.
+       (plongest): Ditto.
+
+2011-02-24  Joel Brobecker  <brobecker@adacore.com>
+
+       Revert the following patch (not approved yet):
+       2011-02-21  Hui Zhu  <teawater@gmail.com>
+       * tracepoint.c (tp_printf): New function.
+       (eval_agent_expr): Handle gdb_agent_op_printf.
+
+2011-02-21  Hui Zhu  <teawater@gmail.com>
+
+       * tracepoint.c (tp_printf): New function.
+       (eval_agent_expr): Handle gdb_agent_op_printf.
+
+2011-02-18  Tom Tromey  <tromey@redhat.com>
+
+       * Makefile.in (tracepoint-ipa.o): Depend on ax.def.
+       (tracepoint.o): Likewise.
+       * tracepoint.c (enum gdb_agent_op): Use ax.def.
+       (gdb_agent_op_names): Likewise.
+
+2011-02-18  Tom Tromey  <tromey@redhat.com>
+
+       * tracepoint.c (enum gdb_agent_op) <gdb_agent_op_pick,
+       gdb_agent_op_rot>: New constants.
+       (gdb_agent_op_names): Add pick and roll.
+       (eval_agent_expr) <gdb_agent_op_pick, gdb_agent_op_rot>: New
+       cases.
+
+2011-02-15  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * aclocal.m4: Regenerated with aclocal-1.11.1.
+
+2011-02-14  Pedro Alves  <pedro@codesourcery.com>
+
+       * server.c (handle_qxfer_traceframe_info): New.
+       (qxfer_packets): Register "traceframe-info".
+       (handle_query): Report support for qXfer:traceframe-info:read+.
+       * tracepoint.c (match_blocktype): New.
+       (traceframe_find_block_type): Rename to ...
+       (traceframe_walk_blocks): ... this.  Add callback filter argument,
+       and use it.
+       (traceframe_find_block_type): New, reimplemented on top of
+       traceframe_walk_blocks.
+       (build_traceframe_info_xml): New.
+       (traceframe_read_info): New.
+       * server.h (traceframe_read_info): Declare.
+
+2011-02-11  Yao Qi  <yao@codesourcery.com>
+
+       * configure.ac: Call AC_PROG_RANLIB.
+       * Makefile.in: Remove signals.o from OBS.  Link libcommon.a.
+       * configure: Regenerate.
+
 2011-02-07  Pedro Alves  <pedro@codesourcery.com>
 
        * server.c (gdb_read_memory): Change return semantics to allow
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