Merge GDB 7.5.1

gdb/gdbserver/ChangeLog

-2012-01-06  Joel Brobecker  <brobecker@adacore.com>
+2012-09-05  Michael Brandt  <michael.brandt@axis.com>
 
+        * linux-crisv32-low.c: Fix compile errors.
+
+2012-08-22  Keith Seitz  <keiths@redhat.com>
+
+        * server.h: Include build-gnulib-gbserver/config.h.
+        * gdbreplay.c: Likewise.
+
+2012-08-02  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+        * hostio.c (handle_pread): If pread fails, fall back to attempting
+        lseek/read.
+        (handle_pwrite): Likewise for pwrite.
+
+2012-08-01  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+        * linux-arm-low.c (arm_linux_hw_point_initialize): Distinguish
+        between unsupported TYPE and unimplementable ADDR/LEN combination.
+        (arm_insert_point): Act on new return value.
+
+2012-08-01  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+        * linux-arm-low.c (arm_linux_hw_point_initialize): Do not attempt
+        to 4-byte-align HW breakpoint addresses for Thumb.
+
+2012-07-27  Yao Qi  <yao@codesourcery.com>
+
+        * server.c (process_point_options): Stop at 'X' when parsing.
+
+2012-07-07  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * gdbserver/linux-low.c (initialize_low): Call
+        linux_ptrace_init_warnings.
+
+2012-07-02  Doug Evans  <dje@google.com>
+
+        * mem-break.c (gdb_no_commands_at_breakpoint): Fix cast from
+        pointer to int.
+
+2012-07-02  Stan Shebs  <stan@codesourcery.com>
+
+        * Makefile.in (WARN_CFLAGS_NO_FORMAT): Define.
+        (ax.o): Add it to build rule.
+        (ax-ipa.o): Ditto.
+        (OBS): Add format.o.
+        (IPA_OBS): Add format.o.
+        * server.c (handle_query): Claim support for breakpoint commands.
+        (process_point_options): Add command case.
+        (process_serial_event): Leave running if there are printfs in
+        effect.
+        * mem-break.h (any_persistent_commands): Declare.
+        (add_breakpoint_commands): Declare.
+        (gdb_no_commands_at_breakpoint): Declare.
+        (run_breakpoint_commands): Declare.
+        * mem-break.c (struct point_command_list): New struct.
+        (struct breakpoint): New field command_list.
+        (any_persistent_commands): New function.
+        (add_commands_to_breakpoint): New function.
+        (add_breakpoint_commands): New function.
+        (gdb_no_commands_at_breakpoint): New function.
+        (run_breakpoint_commands): New function.
+        * linux-low.c (linux_wait_1): Test for and run breakpoint commands
+        locally.
+        * ax.c: Include format.h.
+        (ax_printf): New function.
+        (gdb_eval_agent_expr): Add printf opcode.
+
+2012-06-13  Yao Qi  <yao@codesourcery.com>
+
+        * server.c (start_inferior): Remove duplicated writes to fields
+        'last_resume_kind' and 'last_status' of 'current_inferior'.
+
+2012-06-12  Yao Qi  <yao@codesourcery.com>
+            Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (linux_set_resume_request): Simplify predicate.  Add
+        comment.
+        * server.c (handle_v_cont): Extend comment.
+
+2012-06-11  Yao Qi  <yao@codesourcery.com>
+
+        * linux-low.c (linux_attach): Add 'static'.
+
+2012-06-06  Yao Qi  <yao@codesourcery.com>
+
+        * ax.c (gdb_eval_agent_expr): Print `top' in hex.
+
+2012-06-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        Fix gcc -flto compilation warning.
+        * server.c (main): Make variable multi_mode and attach volatile.
+
+2012-05-30  Thiago Jung Bauermann  <thiago.bauermann@linaro.org>
+
+        * linux-low.c (get_r_debug): Disable code using DT_MIPS_RLD_MAP
+        if the platform doesn't know about it.
+
+2012-05-30  Jeff Kenton  <jkenton@tilera.com>
+
+        * Makefile.in (SFILES): Add linux-tile-low.c.
+        (linux-tile-low.o, reg-tilegx.o, reg-tilegx.c): New rules.
+        * configure.srv: Handle tilegx-*-linux*.
+        * linux-tile-low.c: New file.
+
+2012-05-28  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-low.c (linux_qxfer_libraries_svr4): Return -1 if R_DEBUG is -1.
+
+2012-05-24  Pedro Alves  <palves@redhat.com>
+
+        PR gdb/7205
+
+        Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
+
+2012-05-24  Pedro Alves  <palves@redhat.com>
+
+        PR gdb/7205
+
+        Replace target_signal with gdb_signal throughout.
+
+2012-05-22  Maciej W. Rozycki  <macro@codesourcery.com>
+
+        * linux-low.c (linux_store_registers): Avoid the copying sequence
+        when no data has been retrieved by ptrace.
+
+2012-05-22  Will Deacon  <will.deacon@arm.com>
+
+        * linux-low (__UCLIBC__ && !(__UCLIBC_HAS_MMU__ || __ARCH_HAS_MMU__)):
+        Include asm/ptrace.h.
+        (PT_TEXT_ADDR, PT_DATA_ADDR, PT_TEXT_END_ADDR): Define only if not
+        already defined.
+
+2012-05-21  Maciej W. Rozycki  <macro@codesourcery.com>
+
+        * linux-low.c (linux_store_registers): Don't re-retrieve data
+        with ptrace that has already been obtained from /proc.  Always
+        copy any data retrieved with ptrace to the buffer supplied.
+
+2012-05-11  Yao Qi  <yao@codesourcery.com>
+            Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (enum stopping_threads_kind): New.
+        (stopping_threads): Change type to `enum stopping_threads_kind'.
+        (handle_extended_wait): If stopping and suspending threads, leave
+        the new_lwp suspended too.
+        (linux_wait_for_event): Adjust.
+        (stop_all_lwps): Set `stopping_threads' to
+        STOPPING_AND_SUSPENDING_THREADS or STOPPING_THREADS depending on
+        whether we're suspending threads or just stopping them.  Assert no
+        recursion happens.
+
+2012-04-29  Yao Qi  <yao@codesourcery.com>
+
+        * server.h: Move some code to ...
+        * gdbthread.h: ... here.  New.
+        * Makefile.in (inferiors.o, regcache.o): Depends on gdbthread.h
+        (remote-utils.o, server.o, target.o tracepoint.o): Likewise.
+        (nto-low.o, win32-low.o): Likewise.
+        * inferiors.c, linux-low.h, nto-low.c: Include gdbthread.h.
+        * regcache.c, remote-utils.c, server.c: Likewise.
+        * target.c, tracepoint.c, win32-low.c: Likewise.
+
+2012-04-24  Thiago Jung Bauermann  <thiago.bauermann@linaro.org>
+
+        * linux-low.h (PTRACE_ARG3_TYPE): Move macro from linux-low.c.
+        (PTRACE_ARG4_TYPE): Likewise.
+        (PTRACE_XFER_TYPE): Likewise.
+        * linux-arm-low.c (arm_prepare_to_resume): Cast third argument of
+        ptrace to PTRACE_ARG3_TYPE.
+        * linux-low.c (PTRACE_ARG3_TYPE): Move macro to linux-low.h.
+        (PTRACE_ARG4_TYPE): Likewise.
+        (PTRACE_XFER_TYPE): Likewise.
+        (linux_detach_one_lwp): Cast fourth argument of
+        ptrace to long then PTRACE_ARG4_TYPE.
+        (regsets_fetch_inferior_registers): Cast third argument of
+        ptrace to long then PTRACE_ARG3_TYPE.
+        (regsets_store_inferior_registers): Likewise.
+
+2012-04-20  Pedro Alves  <palves@redhat.com>
+
+        * configure: Regenerate.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (GNULIB_BUILDDIR): New.
+        (LIBGNU, INCGNU, GNULIB_H): Adjust.
+        (SUBDIRS, CLEANDIRS, REQUIRED_SUBDIRS): New.
+        (all, install-only, uninstall, clean-info, all-lib, clean): No
+        longer pass GNULIB_FLAGS_TO_PASS.  Use subdir_do.
+        (maintainer-clean realclean distclean): Use subdir_do.
+        (subdir_do): New.
+        (gnulib/import/Makefile): Adjust.  Replace gnulib/import with
+        $(GNULIB_BUILDDIR).  Don't pass argument to config.status.
+        * acinclude.m4: Include acx_configure_dir.m4.
+        * configure.ac: Remove gl_EARLY, gl_INIT, and AM_INIT_AUTOMAKE
+        calls.  Call AC_PROG_RANLIB.  Configure gnulib using
+        ACX_CONFIGURE_DIR.
+        (GNULIB): New.
+        (GNULIB_STDINT_H): Adjust.
+        (AC_OUTPUT): Don't output gnulib/Makefile anymore.
+        * gdbreplay.c: Include build-gnulib/config.h.
+        * server.h: Likewise.
+        * aclocal.m4: Regenerate.
+        * config.in: Regenerate.
+        * configure: Regenerate.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (LIBGNU, INCGNU): Adjust.
+        (GNULIB_FLAGS_TO_PASS, GNULIB_H): Adjust.
+        (all, install-only, uninstall, clean-info, all-lib, clean)
+        (maintainer-clean, Makefile, gnulib/Makefile): Adjust.
+        * configure.ac: Adjust AC_OUTPUT output.
+        * aclocal.m4: Regenerate.
+        * configure: Regenerate.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (generated_files): New.
+        (server_h): Remove the explicit dependency on config.h, and depend
+        on $generated_files.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (INCGNU): Add -Ignulib.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (GNULIB_INCLUDE_DIR): Rename to ...
+        (INCGNU): ... this, and spell out -I here.
+        (GNULIB_LIB): Rename to ...
+        (LIBGNU): ... this.
+        (INCLUDE_CFLAGS, gdbserver$(EXEEXT), $(GNULIB_LIB) rule): Adjust.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * config.in: Regenerate.
+
+2012-04-19  Pedro Alves  <palves@redhat.com>
+
+        * configure.ac: Remove AC_CHECK_DECLS check for memmem.
+        * server.h (memmem): Remove declaration.
+        * config.in: Regenerate.
+        * configure: Regenerate.
+
+2012-04-19  Yao Qi  <yao@codesourcery.com>
+
+        * Makefile.in (SFILES): Add common/vec.c.
+        (OBS): Add vec.o.
+        (vec.o): New rule.
+
+2012-04-19  Yao Qi  <yao@codesourcery.com>
+
+        * remote-utils.c (prepare_resume_reply): Replace with macro
+        target_core_of_thread.
+        * server.c (handle_qxfer_threads_proper): Likewise.
+        * target.h (traget_core_of_thread): New macro.
+
+2012-04-18  Pedro Alves  <palves@redhat.com>
+
+        * aclocal.m4: Regenerate.
+        * configure: Regenerate.
+
+2012-04-16  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (cmd_qtstart): Download tracepoints even when they are
+        duplicated on address.
+
+2012-04-16  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (COPY_FIELD_TO_BUF): New macro.
+        (struct tracepoint_action_ops) <send>: New field.
+        (m_tracepoint_action_send, r_tracepoint_action_send): New.
+        (agent_expr_send, x_tracepoint_action_send): New.
+        (l_tracepoint_action_send): New.
+        (cmd_qtdp): Download and install tracepoint
+        according to `use_agent'.
+        (run_inferior_command): Add one more parameter `len'.
+        Update callers.
+        (tracepoint_send_agent): New.
+        (cmd_qtdp, cmd_qtstart): Call tracepoint_send_agent.
+
+2012-04-16  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (download_tracepoints): Moved to ...
+        (cmd_qtstart): ... here.
+
+2012-04-14  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c: Include inttypes.h.
+        (struct collect_memory_action): Use sized types.
+        (struct tracepoint): Likewise.
+        (cmd_qtdp, stop_tracing): Update print specifiers.
+        (cmd_qtp, response_tracepoint): Likewise.
+        (collect_data_at_tracepoint): Likewise.
+        (collect_data_at_step): Likewise.
+
+2012-04-14  Yao Qi  <yao@codesourcery.com>
+
+        Import gnulib module inttypes.
+        * aclocal.m4, config.in, configure: Regenerated.
+
+2012-04-14  Yao Qi  <yao@codesourcery.com>
+
+        * Makefile.in (maintainer-clean, realclean, distclean): Remove
+        Makefile and config.status at last.
+
+2012-04-13  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c: Include stdint.h unconditionally.
+
+2012-04-13  Thiago Jung Bauermann  <thiago.bauermann@linaro.org>
+
+        * acinclude.m4 (GDBSERVER_HAVE_THREAD_DB_TYPE): New macro based
+        on BFD_HAVE_SYS_PROCFS_TYPE.
+        * configure.ac: Look for lwpid_t and psaddr_t in libthread_db.h.
+        * configure: Regenerate.
+        * config.in: Likewise.
+
+2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+        * Makefile.in (clean): Also remove x32.c x32-linux.c
+        x32-avx.c x32-avx-linux.c.
+        (x32.o): New target.
+        (x32.c): Likewise.
+        (x32-linux.o): Likewise.
+        (x32-linux.c): Likewise.
+        (x32-avx.o): Likewise.
+        (x32-avx.c): Likewise.
+        (x32-avx-linux.o): Likewise.
+        (x32-avx-linux.c): Likewise.
+
+        * configure.srv (srv_amd64_regobj): Add x32.o x32-avx.o.
+        (srv_amd64_linux_regobj): Add x32-linux.o x32-avx-linux.o.
+        (srv_i386_64bit_xmlfiles): Add i386/x32-core.xml.
+        (srv_amd64_xmlfiles): Add i386/x32.xml i386/x32-avx.xml.
+        (srv_amd64_linux_xmlfiles): Add i386/x32-linux.xml
+        i386/x32-avx-linux.xml.
+
+        * linux-x86-low.c (init_registers_x32_linux): New prototype.
+        (init_registers_x32_avx_linux): Likwise.
+        (x86_linux_update_xmltarget): Call init_registers_x32_linux
+        or init_registers_x32_avx_linux if linux_is_elf64 is false.
+
+2012-04-13  Pedro Alves  <palves@redhat.com>
+
+        * Makefile.in (GNULIB_FLAGS_TO_PASS): New.
+        (FLAGS_TO_PASS): Don't change or set $top_srcdir, $srcdir and VPATH.
+        (all, uninstall, clean-info, all-lib, clean, maintainer-clean)
+        (realclean, distclean): Explicitly pass $GNULIB_FLAGS_TO_PASS to
+        the sub-make.
+
+2012-04-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+        * linux-x86-low.c (compat_x32_clock_t): New.
+        (compat_x32_siginfo_t): Likewise.
+        (compat_x32_siginfo_from_siginfo): Likewise.
+        (siginfo_from_compat_x32_siginfo): Likewise.
+        (linux_is_elf64): Likewise.
+        (x86_siginfo_fixup): Call compat_x32_siginfo_from_siginfo
+        and siginfo_from_compat_x32_siginfo for x32.
+        (x86_arch_setup): Set linux_is_elf64.
+
+2012-04-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+        PR gdb/13969
+        * linux-low.c (linux_pid_exe_is_elf_64_file): Also return the
+        e_machine field.
+        (linux_qxfer_libraries_svr4): Update call to elf_64_file_p.
+        * linux-low.h (linux_pid_exe_is_elf_64_file): Updated.
+        * linux-x86-low.c (x86_arch_setup): Check if GDBserver is
+        compatible with process.
+
+2012-04-12  Yao Qi  <yao@codesourcery.com>
+
+        * Makefile.in: Define abs_top_srcdir and abs_srcdir.
+        (INCLUDE_CFLAGS): Append GNULIB_INCLUDE_DIR.
+        (install-only, install-info, clean): Handle sub dir gnulib.
+        (all-lib, am--refresh): New targets.
+        (memmem.o): Remove target.
+        * configure.ac: Remove AC_CONFIG_LIBOBJ_DIR.
+        Invoke gl_EARLY.  Invoke AC_CHECK_PROGS for make.
+        (AC_REPLACE_FUNCS): Remove memmem.
+        Invoke gl_INIT and AM_INIT_AUTOMAKE.
+        (AC_OUTPUT): Generate Makefile in gnulib/.
+        * aclocal.m4, config.in, configure: Regenerated.
+
+2012-04-10  Maciej W. Rozycki  <macro@codesourcery.com>
+
+        * linux-low.c (get_r_debug): Handle DT_MIPS_RLD_MAP.
+
+2012-04-05  Pedro Alves  <palves@redhat.com>
+
+        -Werror=strict-aliasing
+
+        * spu-low.c (parse_spufs_run): Avoid dereferencing type-punned
+        pointer.
+
+2012-04-04  Pedro Alves  <palves@redhat.com>
+
+        * linux-sparc-low.c (sparc_fill_gregset_to_stack)
+        (sparc_store_gregset_from_stack, sparc_store_gregset)
+        (sparc_breakpoint_at): Fix formatting.
+
+2012-03-30  Thiago Jung Bauermann  <thiago.bauermann@linaro.org>
+
+        * configure.ac: Check whether Elf32_auxv_t and Elf64_auxv_t
+        are available.
+        * linux-low.c [HAVE_ELF32_AUXV_T] (Elf32_auxv_t): Add typedef.
+        [HAVE_ELF64_AUXV_T] (Elf64_auxv_t): Likewise.
+        * config.in: Regenerate.
+        * configure: Likewise.
+
+2012-03-29  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (regsets_store_inferior_registers) [__sparc__]:
+        Correct ptrace arguments.
+
+2012-03-28  Pedro Alves  <palves@redhat.com>
+
+        * linux-ia64-low.c (ia64_regmap): Map IA64_EC_REGNUM to PT_AR_EC.
+        (IA64_GR0_REGNUM, IA64_FR0_REGNUM)
+        (IA64_FR1_REGNUM): New defines.
+        (ia64_fetch_register): New.
+        (the_low_target): Install it.
+        * linux-low.h (struct linux_target_ops) <fetch_register>: New
+        field.
+        * linux-low.c (linux_fetch_registers): Try the
+        the_low_target.fetch_register hook first.
+
+        * linux-arm-low.c (the_low_target): Adjust.
+        * linux-bfin-low.c (the_low_target): Adjust.
+        * linux-cris-low.c (the_low_target): Adjust.
+        * linux-crisv32-low.c (the_low_target): Adjust.
+        * linux-m32r-low.c (the_low_target): Adjust.
+        * linux-m68k-low.c (the_low_target): Adjust.
+        * linux-mips-low.c (the_low_target): Adjust.
+        * linux-ppc-low.c (the_low_target): Adjust.
+        * linux-s390-low.c (the_low_target): Adjust.
+        * linux-sh-low.c (the_low_target): Adjust.
+        * linux-sparc-low.c (the_low_target): Adjust.
+        * linux-tic6x-low.c (the_low_target): Adjust.
+        * linux-x86-low.c (the_low_target): Adjust.
+        * linux-xtensa-low.c (the_low_target): Adjust.
+
+2012-03-26  Pedro Alves  <palves@redhat.com>
+
+        * server.c (handle_qxfer_libraries): Don't bail early if
+        the_target->qxfer_libraries_svr4 is not NULL.
+
+2012-03-26  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (linux_qxfer_libraries_svr4): Fix pasto in comment.
+
+2012-03-23  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (linux_qxfer_libraries_svr4): Terminate the
+        "library-list-svr4" element's start tag when the the DSO list is
+        empty.
+
+2012-03-23  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (read_one_ptr): Read the inferior's pointer through
+        a variable whose type size is the same as the inferior's pointer
+        size.
+
+2012-03-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+        * linux-arm-low.c (arm_stopped_by_watchpoint): Use siginfo_t instead of
+        struct siginfo.
+        * linux-low.c (siginfo_fixup, linux_xfer_siginfo): Likewise.
+        * linux-x86-low.c (x86_siginfo_fixup): Likewise.
+        * linux-low.h: Include <signal.h>.
+        (struct siginfo): Remove forward declaration.
+        (struct linux_target_ops) <siginfo_fixup>: Use siginfo_t instead of
+        struct siginfo.
+
+2012-03-21  Mike Frysinger  <vapier@gentoo.org>
+
+        * .gitignore: Ignore more files.
+
+2012-03-19  Pedro Alves  <palves@redhat.com>
+            Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * server.c (cont_thread, general_thread): Add describing comments.
+        (start_inferior): Clear `cont_thread'.
+        (handle_v_cont): Don't set `cont_thread' if resuming all threads
+        of a process.
+
+2012-03-15  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (install_tracepoint): Move duplicated tracepoint
+        handling to ...
+        (cmd_qtdp): ... here.
+
+2012-03-15  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (struct tracepoint_action_ops): New.
+        (struct tracepoint_action) [!IN_PROCESS_AGENT] <ops>: New field.
+        (m_tracepoint_action_download): New.
+        (r_tracepoint_action_download): New.
+        (x_tracepoint_action_download): New.
+        (l_tracepoint_action_download): New.
+        (add_tracepoint_action): Install `action->ops' according type.
+        (download_tracepoint_1): Move code `download' function pointer
+        of various tracepoint_action_ops.
+
+2012-03-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-low.c (linux_attach_lwp_1): New variable buffer.  Call
+        linux_ptrace_attach_warnings.
+
+2012-03-13  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * Makefile.in (linux-ptrace.o): New.
+        * configure.srv (arm*-*-linux*, bfin-*-*linux*, crisv32-*-linux*)
+        (cris-*-linux*, i[34567]86-*-linux*, ia64-*-linux*, m32r*-*-linux*)
+        (m68*-*-linux*, m68*-*-uclinux*, mips*-*-linux*, powerpc*-*-linux*)
+        (s390*-*-linux*, sh*-*-linux*, sparc*-*-linux*, tic6x-*-uclinux)
+        (x86_64-*-linux*, xtensa*-*-linux*): Add linux-ptrace.o to SRV_TGTOBJ
+        of these targets.
+        * linux-low.c (linux_attach_lwp_1): Remove redundent else clause.
+
+2012-03-08  Yao Qi  <yao@codesourcery.com>
+            Pedro Alves  <palves@redhat.com>
+
+        Fix PR server/13392.
+        * linux-x86-low.c (amd64_install_fast_tracepoint_jump_pad): Check
+        offset of JMP insn.
+        * tracepoint.c (remove_tracepoint): New.
+        (cmd_qtdp): Call remove_tracepoint when failed to install.
+
+2012-03-07  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (get_detach_signal): New.
+        (linux_detach_one_lwp): Get rid of a pending SIGSTOP with SIGCONT.
+        Pass on pending signals to PTRACE_DETACH.  Check the result of the
+        ptrace call.
+        * server.c (program_signals, program_signals_p): New.
+        (handle_general_set): Handle QProgramSignals.
+        * server.h (program_signals, program_signals_p): Declare.
+
+2012-03-05  Pedro Alves  <palves@redhat.com>
+            Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-low.c (get_dynamic): Don't warn when PT_PHDR isn't found.
+        New comment why.
+
+2012-03-03  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (tracepoint_look_up_symbols): Update call to
+        agent_look_up_symbols.
+
+2012-03-03  Yao Qi  <yao@codesourcery.com>
+
+        * Makefile.in (linux-low.o): Keep dependence on agent.h.
+        (linux-x86-low.o): Likewise.
+        * server.h: Remove in_process_agent_loaded.
+        * tracepoint.c (in_process_agent_loaded): Removed.  Moved it
+        common/agent.c.
+        Update callers.
+
+2012-03-03  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (gdb_agent_capability): New global.
+        (in_process_agent_loaded_ust): Renamed to
+        `in_process_agent_supports_ust'.
+        Update callers.
+        (in_process_agent_supports_ust): Call agent_capability_check.
+        (clear_installed_tracepoints): Assert that agent supports
+        agent.
+
+2012-03-03  Yao Qi  <yao@codesourcery.com>
+
+        * linux-low.c (linux_supports_agent): New.
+        (linux_target_ops): Initialize field `supports_agent' with
+        linux_supports_agent.
+        * target.h (struct target_ops) <supports_agent>: New.
+        (target_supports_agent): New macro.
+        * server.c (handle_general_set): Handle packet 'QAgent'.
+        (handle_query): Send `QAgent+'.
+        * Makefile.in (server.o): Depends on agent.h.
+
+2012-03-03  Yao Qi  <yao@codesourcery.com>
+
+        * Makefile.in (OBS): Add agent.o.
+        Add new rule for agent.o.
+        Track dependence of tracepoint.c on agent.h.
+        * tracepoint.c (run_inferior_command_1):
+        (run_inferior_command): Call agent_run_command.
+        (gdb_ust_connect_sync_socket): Deleted.  Move it to
+        common/agent.c.
+        (resume_thread, stop_thread): Likewise.
+        (gdb_ust_socket_init): Renamed to ...
+        (gdb_agent_socket_init): ... New.
+        (gdb_ust_thread): Renamed to ...
+        (gdb_agent_helper_thread): ... New.
+        (gdb_ust_init): Move some code to ...
+        (gdb_agent_init): ... here.  New.
+        [HAVE_UST]: Call gdb_ust_init.
+        (initialize_tracepoint_ftlib):  Call gdb_agent_init.
+        * configure.ac: Add `sys/un.h' to AC_CHECK_HEADERS.
+        * config.in, configure: Regenerated.
+
+2012-03-02  Pedro Alves  <palves@redhat.com>
+
+        * inferiors.c (add_pid_to_list, pull_pid_from_list): Delete.
+        * linux-low.c (struct simple_pid_list): New.
+        (stopped_pids): New a struct simple_pid_list pointer.
+        (add_to_pid_list, pull_pid_from_list): New.
+        (handle_extended_wait): Don't assume the first signal new children
+        report is SIGSTOP.  Adjust call to pull_pid_from_list.
+        (linux_wait_for_lwp): Adjust.
+
+2012-03-02  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (do_action_at_tracepoint): Write `stop_pc' in
+        debug log.
+
+2012-03-02  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (collect_ust_data_at_tracepoint): Remove parameters
+        `stop_pc' and `tpoint'.  Update caller.
+
+2012-03-01  Maciej W. Rozycki  <macro@codesourcery.com>
+
+        * linux-low.h (linux_target_ops): Add regset_bitmap member.
+        * linux-low.c (use_linux_regsets): New macro.
+        [!HAVE_LINUX_REGSETS] (regsets_fetch_inferior_registers): Likewise.
+        [!HAVE_LINUX_REGSETS] (regsets_store_inferior_registers): Likewise.
+        (linux_register_in_regsets): New function.
+        (usr_fetch_inferior_registers): Skip registers covered by
+        regsets.
+        (usr_store_inferior_registers): Likewise.
+        (usr_fetch_inferior_registers): New macro.
+        (usr_store_inferior_registers): Likewise.
+        (linux_fetch_registers): Handle mixed regset/non-regset targets.
+        (linux_store_registers): Likewise.
+        * linux-mips-low.c (init_registers_mips_dsp_linux): New
+        prototype.
+        (init_registers_mips64_dsp_linux): Likewise.
+        (init_registers_mips_linux): New macro.
+        (init_registers_mips_dsp_linux): Likewise.
+        (mips_dsp_num_regs): Likewise.
+        (DSP_BASE, DSP_CONTROL): New fallback macros.
+        (mips_base_regs): New macro.
+        (mips_regmap): Use it.  Fix the size.
+        (mips_dsp_regmap): New variable.
+        (mips_dsp_regset_bitmap): Likewise.
+        (mips_arch_setup): New function.
+        (mips_cannot_fetch_register): Use the_low_target.regmap rather
+        than mips_regmap.
+        (mips_cannot_store_register): Likewise.
+        (the_low_target): Update .arch_setup, .num_regs and .regmap
+        initializers.  Add .regset_bitmap initializer.
+        * linux-arm-low.c (the_low_target): Add .regset_bitmap
+        initializer.
+        * linux-bfin-low.c (the_low_target): Likewise.
+        * linux-cris-low.c (the_low_target): Likewise.
+        * linux-crisv32-low.c (the_low_target): Likewise.
+        * linux-ia64-low.c (the_low_target): Likewise.
+        * linux-m32r-low.c (the_low_target): Likewise.
+        * linux-m68k-low.c (the_low_target): Likewise.
+        * linux-ppc-low.c (the_low_target): Likewise.
+        * linux-s390-low.c (the_low_target): Likewise.
+        * linux-sh-low.c (the_low_target): Likewise.
+        * linux-sparc-low.c (the_low_target): Likewise.
+        * linux-tic6x-low.c (the_low_target): Likewise.
+        * linux-x86-low.c (the_low_target): Likewise.
+        * linux-xtensa-low.c (the_low_target): Likewise.
+        * configure.srv <mips*-*-linux*>: Add mips-dsp-linux.o and
+        mips64-dsp-linux.o to srv_regobj.  Add mips-dsp-linux.xml,
+        mips64-dsp-linux.xml, mips-dsp.xml and mips64-dsp.xml to
+        srv_xmlfiles.
+        * Makefile.in (mips-dsp-linux.o, mips-dsp-linux.c): New targets.
+        (mips64-dsp-linux.o, mips64-dsp-linux.c): Likewise.
+
+2012-02-29  Yao Qi  <yao@codesourcery.com>
+            Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c: (linux_wait_1): Call unsuspend_all_lwps when
+        `step_over_finished' is true.
+
+2012-02-27  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (pid_is_stopped): Delete, moved to common/.
+        (linux_attach_lwp_1): Adjust to use linux_proc_pid_is_stopped.
+
+2012-02-27  Pedro Alves  <palves@redhat.com>
+
+        PR server/9684
+        * linux-low.c (pid_is_stopped): New.
+        (linux_attach_lwp_1): Handle attaching to 'T (stopped)' processes.
+
+2012-02-25  Luis Machado  <lgustavo@codesourcery.com>
+
+        * mem-break.c (clear_gdb_breakpoint_conditions): Fix de-allocation
+        of conditions.
+
+2012-02-24  Maciej W. Rozycki  <macro@codesourcery.com>
+
+        * linux-mips-low.c (mips_regmap): Correct the index of $f9.
+
+2012-02-24  Luis Machado  <lgustavo@codesourcery>
+
+        * server.c (handle_query): Advertise support for target-side
+        breakpoint condition evaluation.
+        (process_point_options): New function.
+        (process_serial_event): When inserting a breakpoint, check for
+        a target-side condition that should be evaluated.
+
+        * mem-break.c: Include regcache.h and ax.h.
+        (point_cond_list_t): New data structure.
+        (breakpoint) <cond_list>: New field.
+        (find_gdb_breakpoint_at): Make non-static.
+        (delete_gdb_breakpoint_at): Clear any target-side
+        conditions.
+        (clear_gdb_breakpoint_conditions): New function.
+        (add_condition_to_breakpoint): Likewise.
+        (add_breakpoint_condition): Likewise.
+        (gdb_condition_true_at_breakpoint): Likewise.
+        (gdb_breakpoint_here): Return result directly instead
+        of going through a local variable.
+
+        * mem-break.h (find_gdb_breakpoint_at): New prototype.
+        (clear_gdb_breakpoint_conditions): Likewise.
+        (add_breakpoint_condition): Likewise.
+        (gdb_condition_true_at_breakpoint): Likewise.
+
+        * linux-low.c (linux_wait_1): Evaluate target-side breakpoint condition.
+        (need_step_over_p): Take target-side breakpoint condition into
+        consideration.
+
+2012-02-24  Luis Machado  <lgustavo@codesourcery>
+
+        * server.h: Include tracepoint.h.
+        (agent_mem_read, agent_get_trace_state_variable_value,
+        agent_set_trace_state_variable_value,
+        agent_tsv_read, agent_mem_read_string, get_get_tsv_func_addr,
+        get_set_tsv_func_addr): New prototypes.
+
+        * ax.h: New include file.
+        * ax.c: New source file.
+
+        * tracepoint.c: Include ax.h.
+        (gdb_agent_op, gdb_agent_op_names, gdb_agent_op_sizes,
+        agent_expr, eval_result_type): Move to ax.h.
+        (parse_agent_expr): Rename to ...
+        (gdb_parse_agent_expr): ... this, make it non-static and move
+        to ax.h.
+        (unparse_agent_expr) Rename to ...
+        (gdb_unparse_agent_expr): ... this, make it non-static and move
+        to ax.h.
+        (eval_agent_expr): Rename to ...
+        (eval_tracepoint_agent_expr): ... this.
+        (agent_mem_read, agent_mem_read_string, agent_tsv_read): Remove
+        forward declarations.
+        (add_tracepoint_action): Call gdb_parse_agent_expr (...).
+        (agent_get_trace_state_variable_value): New function.
+        (agent_set_trace_state_variable_value): New function.
+        (cmd_qtdp): Call gdb_parse_agent_expr (...).
+        (response_tracepoint): Call gdb_unparse_agent_expr (...).
+        (do_action_at_tracepoint): Call eval_tracepoint_agent_expr (...).
+        (condition_true_at_tracepoint): Likewise.
+        (parse_agent_expr): Rename to ...
+        (gdb_parse_agent_expr): ... this and move to ax.c.
+        (unparse_agent_expr): Rename to ...
+        (gdb_unparse_agent_expr): ... this and move to ax.c.
+        (gdb_agent_op_name): Move to ax.c.
+        (eval_agent_expr): Rename to ...
+        (gdb_eval_agent_expr): ... this, use regcache passed as parameter
+        and move to ax.c.
+        (eval_tracepoint_agent_expr): New function.
+        (agent_mem_read, agent_mem_read_string, agent_tsv_read): Make
+        non-static. 
+        (current_insn_ptr, emit_error, struct bytecode_address): Move to
+        ax.c.
+        (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, emit_zero_ext, emit_swap, emit_stack_adjust,
+        emit_int_call_1, emit_void_call_2, emit_eq_goto, emit_ne_goto,
+        emit_lt_goto, emit_ge_goto, emit_gt_goto, emit_le_goto): Move to ax.c.
+        (get_get_tsv_func_addr, get_set_tsv_func_addr): New functions.
+        (compile_bytecodes): Remove forward declaration.
+        (is_goto_target): Move to ax.c.
+        (compile_bytecodes): Move to ax.c and call
+        agent_get_trace_state_variable_value (...) and
+        agent_set_trace_state_variable_value (...).
+
+        * Makefile.in: Update ax.c and IPA dependencies.
+
+2012-02-24  Pedro Alves  <palves@redhat.com>
+
+        * tracepoint.c (cmd_bigqtbuffer): Rename as ...
+        (cmd_bigqtbuffer_circular): ... this.  Only handle
+        'QTBuffer:circular:'.
+        (handle_tracepoint_general_set): Adjust.
+
+2012-02-16  Yao Qi  <yao@codesourcery.com>
+
+        * inferiors.c: Move code to ...
+        * dll.c: .... here.  New.
+        * server.h: Declare clear_dlls.
+        * Makefile.in (SFILES): Add dll.c.
+        (OBS): Add dll.o
+        (dll.o): New rule.
+
+2012-02-11  Yao Qi  <yao@codesourcery.com>
+
+        * server.c: (handle_monitor_command): Add a new parameter
+        `own_buf'.
+        (handle_query): Update caller.
+
+2012-02-09  Joel Brobecker  <brobecker@adacore.com>
+
+        * configure.ac: Add readlink to AC_CHECK_FUNCS list.
+        * configure, config.in: Regenerate.
+        * hostio.c: Provide an alternate implementation if HAVE_READLINK
+        is not defined.
+
+2012-02-02  Pedro Alves  <palves@redhat.com>
+
+        Try SIGKILL first, then PTRACE_KILL.
+        * linux-low.c (linux_kill_one_lwp): New.
+        (linux_kill_one_lwp): Rename to ...
+        (kill_one_lwp_callback): ... this.  Use the new
+        linux_kill_one_lwp.
+
+2012-02-02  Pedro Alves  <palves@redhat.com>
+
+        * tracepoint.c (cmd_qtminftpilen): Return 0 if there's no current
+        inferior.
+
+2012-01-27  Pedro Alves  <palves@redhat.com>
+
+        * linux-low.c (linux_child_pid_to_exec_file): Delete.
+        (elf_64_file_p): Make static.
+        (linux_pid_exe_is_elf_64_file): New.
+        * linux-low.h (linux_child_pid_to_exec_file, elf_64_file_p):
+        Delete declarations.
+        (linux_pid_exe_is_elf_64_file): Declare.
+        * linux-x86-low.c (x86_arch_setup): Use
+        linux_pid_exe_is_elf_64_file.
+
+2012-01-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-low.c (linux_wait_for_event_1): Rename to ...
+        (linux_wait_for_event): ... here and merge it with former
+        linux_wait_for_event - new variable wait_ptid, use it.
+        (linux_wait_for_event): Remove - merge it to linux_wait_for_event_1.
+
+2012-01-23  Pedro Alves  <palves@redhat.com>
+
+        * server.c (main): Avoid yet another case of infinite loop while
+        detaching/killing after a longjmp.
+
+2012-01-20  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        Code cleanup.
+        * linux-low.c (linux_wait_for_event_1): Use ptid_is_pid.
+
+2012-01-20  Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+        * hostio.c (handle_readlink): New function.
+        (handle_vFile): Call it to handle "vFile:readlink" packets.
+
+2012-01-20  Pedro Alves  <palves@redhat.com>
+            Ulrich Weigand  <ulrich.weigand@linaro.org>
+
+        * server.c (handle_v_requests): Only support vAttach and vRun to
+        start multiple processes when in extended protocol mode.
+
+2012-01-17  Pedro Alves  <palves@redhat.com>
+
+        * tracepoint.c (initialize_tracepoint): Use mmap instead of
+        memalign plus mprotect to allocate the scratch buffer.
+
+2012-01-13  Pedro Alves  <palves@redhat.com>
+
+        * server.c (attach_inferior): Clear `cont_thread'.
+
+2012-01-13  Pedro Alves  <palves@redhat.com>
+
+        * server.c (main): Avoid infinite loop while detaching/killing
+        after a longjmp.
+
+2012-01-09  Doug Evans  <dje@google.com>
+
+        * server.c (start_inferior): Set last_ptid in --wrapper case.
+
+2012-01-06  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c [IN_PROCESS_AGENT] (debug_threads): Macro
+        defined.
+        [IN_PROCESS_AGENT] (debug_agent): New global variable.
+
+2012-01-04  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (cmd_qtdp): Print debug message
+        for static tracepoint.
+
+2012-01-04  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (trace_vdebug): Differentiate debug message
+        between gdbserver and IPA.
+
+2012-01-03  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (tracepoint_was_hit): Don't collect for
+        static tracepoint.
+
+2012-01-02  Joel Brobecker  <brobecker@adacore.com>
+
         * terminal.h: Reformat copyright header.
 
 2012-01-02  Joel Brobecker  <brobecker@adacore.com>
 
         * server.c (gdbserver_version): Update copyright year.
         * gdbreplay.c (gdbreplay_version): Likewise.
 
+2011-12-18  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+        * linux-low.c (linux_create_inferior): Put empty if clause for write.
+
+        Revert:
+        2011-12-18  Hui Zhu  <teawater@gmail.com>
+        * linux-low.c (linux_create_inferior): Save return value to ret.
+
+2011-12-18  Hui Zhu  <teawater@gmail.com>
+
+        * linux-low.c (linux_create_inferior): Save return value to ret.
+
+2011-12-16  Doug Evans  <dje@google.com>
+
+        * linux-low.c (linux_create_inferior): If stdio connection,
+        redirect stdin from /dev/null, stdout to stderr.
+        * remote-utils.c (remote_is_stdio): New static global.
+        (remote_connection_is_stdio): New function.
+        (remote_prepare): Handle stdio connection.
+        (remote_open): Ditto.
+        (remote_close): Don't close stdin for stdio connections.
+        (read_prim,write_prim): New functions.  Replace all calls to
+        read/write to these.
+        * server.c (main): Watch for "-" argument.  Move call to
+        remote_prepare before start_inferior.
+        * server.h (STDIO_CONNECTION_NAME): New macro.
+        (remote_connection_is_stdio): Declare.
+
+        * remote-utils.c (prepare_resume_reply): Remove extraneous \n
+        in debugging output.
+
+2011-12-15  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c: Include sys/syscall.h.
+        (gdb_ust_thread): Remove preprocessor conditional.
+
+2011-12-14  Pedro Alves  <pedro@codesourcery.com>
+
+        * linux-low.c (linux_detach_one_lwp): Call
+        the_low_target.prepare_to_resume before detaching.
+
+2011-12-14  Yao Qi  <yao@codesourcery.com>
+
+        * tracepoint.c (gdb_ust_thread): Don't ignore return value
+        of write.
+
+2011-12-14  Yao Qi  <yao@codesourcery.com>
+
+        * i386-low.c (i386_low_stopped_data_address): Initialize local
+        variable `control'.
+
+2011-12-13  Pedro Alves  <pedro@codesourcery.com>
+
+        PR remote/13492
+
+        * i386-low.c (i386_low_stopped_data_address): Avoid fetching
+        DR_CONTROL unless necessary.  Extend comments.
+        * linux-x86-low.c (x86_linux_prepare_to_resume): Don't write to
+        DR0-3 if not used.  If any watchpoint was set, clear DR_STATUS.
+
 2011-12-13  Yao Qi  <yao@codesourcery.com>
 
         * tracepoint.c (trace_buffer_alloc): Replace magic numbers with
         macros.
         (upload_fast_traceframes, upload_fast_traceframes): Likewise.
 
 2011-12-08  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
         * linux-low.c (linux_kill): Skip PTRACE_KILL if LWP does not exist.
         Print new debug message for such case.
@@ skipping 6290 matching lines @@
         (collect_register): Change buf argument to void *.
         (collect_register_by_name): Likewise.
         * regcache.h: Add missing prototypes.
         * remote-utils.c: Include <arpa/inet.h> for inet_ntoa.
         * server.c (handle_query): New function.
         (attached): New static variable, moved out of main.
         (main): Quiet longjmp clobber warnings.
         * server.h: Add ATTR_NORETURN and ATTR_FORMAT.  Update prototypes.
         * utils.c (error): Remove NORETURN.
         (fatal): Likewise.