Commit graph

562 commits

Author SHA1 Message Date
Yao Qi
8d00225bba gdb/gdbserver:
* tracepoint.c (do_action_at_tracepoint): Write `stop_pc' in
	debug log.
2012-03-02 00:18:51 +00:00
Yao Qi
19560ba53e gdb/gdbserver:
* tracepoint.c (collect_ust_data_at_tracepoint): Remove parameters
	`stop_pc' and `tpoint'.  Update caller.
2012-03-02 00:12:47 +00:00
Maciej W. Rozycki
1faeff088b gdb/
* features/mips-dsp.xml: New file.
	* features/mips64-dsp.xml: New file.
	* features/mips-dsp-linux.xml: New file.
	* features/mips64-dsp-linux.xml: New file.
	* features/Makefile (WHICH): Add mips-dsp-linux and
	mips64-dsp-linux.
	(mips-dsp-expedite, mips64-dsp-expedite): New variables.
	* features/mips-dsp-linux.c: New file.
	* features/mips64-dsp-linux.c: New file.
	* regformats/mips-dsp-linux.dat: New file.
	* regformats/mips64-dsp-linux.dat: New file.
	* mips-linux-nat.c (mips_linux_register_addr): Handle DSP
	registers.
	(mips64_linux_register_addr): Likewise.
	(mips64_linux_regsets_fetch_registers): Likewise.
	(mips64_linux_regsets_store_registers): Likewise.
	(mips64_linux_fetch_registers): Update call to
	mips64_linux_regsets_fetch_registers.
	(mips64_linux_store_registers): Update call to
	mips64_linux_regsets_store_registers.
	(mips_linux_read_description): Probe for DSP registers.
	(_initialize_mips_linux_nat): Call initialize_tdesc_mips_dsp_linux
	and initialize_tdesc_mips64_dsp_linux.
	* mips-linux-tdep.c (supply_gregset, mips64_supply_gregset):
	Remove padding of no longer used embedded register slots.
	* mips-linux-tdep.h (DSP_BASE, DSP_CONTROL): New macros.
	(MIPS_RESTART_REGNUM): Redefine enum value.
	* mips-tdep.c (mips_generic_reg_names): Remove trailing null
	strings.
	(mips_tx39_reg_names): Likewise.
	(mips_linux_reg_names): New array of register names for Linux
	targets.
	(mips_register_name): Check for a null pointer in
	mips_processor_reg_names and return an empty string.
	(mips_register_type): Exclude embedded registers for the IRIX
	and Linux ABIs.
	(mips_pseudo_register_type): Likewise.  Use dynamic numbers to
	refer to FP registers, LO, HI, BadVAddr, Cause and PC.  Handle
	DSP registers.
	(mips_stab_reg_to_regnum): Handle DSP accumulators.
	(mips_dwarf_dwarf2_ecoff_reg_to_regnum): Likewise.
	(mips_gdbarch_init): Likewise.  Initialize internal register
	indices for the Linux ABI.  Use dynamic numbers to refer to
	registers, as applicable, while parsing the target description.
	* mips-tdep.h (struct mips_regnum): Add dspacc/dspctl offsets.

	gdb/doc/
	* gdb.texinfo (MIPS Features): Add org.gnu.gdb.mips.dsp.

	gdb/gdbserver/
	* 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.

	gdb/testsuite/
	* gdb.xml/tdesc-regs.exp: Add "mips-dsp.xml" to the list of MIPS
	core registers.
2012-03-01 22:19:48 +00:00
Yao Qi
c03e6ccce2 gdb/gdbserver:
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.

gdb/testsuite:

2012-02-29  Yao Qi  <yao@codesourcery.com>
	    Pedro Alves  <palves@redhat.com>

	* gdb.trace/trace-mt.c: New
	* gdb.trace/trace-mt.exp: New.
2012-02-29 13:59:41 +00:00
Pedro Alves
644cebc98c 2012-02-27 Pedro Alves <palves@redhat.com>
gdb/gdbserver/
	* linux-low.c (pid_is_stopped): Delete, moved to common/.
	(linux_attach_lwp_1): Adjust to use linux_proc_pid_is_stopped.

	gdb/
	* linux-nat.c (pid_is_stopped): Delete, moved to common/.
	(linux_nat_post_attach_wait): Adjust to use
	linux_proc_pid_is_stopped.

	* common/linux-procfs.h (linux_proc_pid_is_stopped): Declare.
	* common/linux-procfs.c (linux_proc_pid_is_stopped): New function,
	based on pid_is_stopped from both linux-nat.c and
	gdbserver/linux-low.c, and renamed.
2012-02-27 16:22:16 +00:00
Pedro Alves
c14d7ab2b6 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.
2012-02-27 16:19:19 +00:00
Luis Machado
412c89dd53 2012-02-25 Luis Machado <lgustavo@codesourcery.com>
* mem-break.c (clear_gdb_breakpoint_conditions): Fix de-allocation
	of conditions.
2012-02-25 19:54:50 +00:00
Maciej W. Rozycki
b745defe51 * linux-mips-low.c (mips_regmap): Correct the index of $f9. 2012-02-24 16:16:02 +00:00
Luis Machado
9f3a5c850e 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 15:15:56 +00:00
Luis Machado
5e1dc49674 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 15:13:37 +00:00
Pedro Alves
277e4e5235 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.
2012-02-24 14:46:48 +00:00
Yao Qi
bf4c19f73e gdb/gdbserver/
* 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.
2012-02-16 10:38:15 +00:00
Yao Qi
d73f2619de gdb/gdbserver/
* server.c: (handle_monitor_command): Add a new parameter
	`own_buf'.
	(handle_query): Update caller.
2012-02-11 13:36:41 +00:00
Joel Brobecker
f8255c2a40 [gdbserver] return ENOSYS if readlink not supported.
This reproduces on the GDBserver side what GDB does when readlink is
not supported.

gdb/gdbserver/ChangeLog:

        * 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.
2012-02-09 17:29:34 +00:00
Pedro Alves
da84f473b7 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 18:06:40 +00:00
Pedro Alves
e886a1732a gdbserver/
2012-02-02  Pedro Alves  <palves@redhat.com>

	* tracepoint.c (cmd_qtminftpilen): Return 0 if there's no current
	inferior.

gdb/
2012-02-02  Pedro Alves  <palves@redhat.com>

	* remote.c (remote_get_min_fast_tracepoint_insn_len): Return 0 if
	the current inferior has no execution.  Make sure the current
	remote process matches gdb's current inferior.
2012-02-02 18:04:29 +00:00
Pedro Alves
be07f1a20c 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.
2012-01-27 19:23:43 +00:00
Jan Kratochvil
d8301ad1da gdb/gdbserver/
* 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.
2012-01-25 18:25:13 +00:00
Pedro Alves
01b1789443 2012-01-23 Pedro Alves <palves@redhat.com>
* server.c (main): Avoid yet another case of infinite loop while
	detaching/killing after a longjmp.
2012-01-23 16:40:26 +00:00
Jan Kratochvil
e825046fcf gdb/gdbserver/
Code cleanup.
	* linux-low.c (linux_wait_for_event_1): Use ptid_is_pid.
2012-01-20 20:02:25 +00:00
Ulrich Weigand
b9e7b9c3de ChangeLog:
* configure.ac [AC_CHECK_FUNCS]: Check for readlink.
	* config.in, configure: Regenerate.

	* target.h (struct target_ops): Add to_fileio_readlink.
	(target_fileio_readlink): Add prototype.
	* target.c (target_fileio_readlink): New function.

	* inf-child.c: Conditionally include <sys/param.h>.
	(inf_child_fileio_readlink): New function.
	(inf_child_target): Install it.

	* remote.c (PACKET_vFile_readlink): New enum value.
	(remote_hostio_readlink): New function.
	(init_remote_ops): Install it.
	(_initialize_remote): Handle vFile:readlink packet type.

doc/ChangeLog:

	* gdb.texinfo (Remote Configuration): Document
	"set remote hostio-readlink-packet" command.
	(General Query Packets): Document vFile:readlink packet.

gdbserver/ChangeLog:

	* hostio.c (handle_readlink): New function.
	(handle_vFile): Call it to handle "vFile:readlink" packets.
2012-01-20 09:47:32 +00:00
Ulrich Weigand
901f991244 2012-01-20 Pedro Alves <palves@redhat.com>
Ulrich Weigand  <ulrich.weigand@linaro.org>

ChangeLog:

	* remote.c (remote_multi_process_p): Only check for multi-process
	protocol feature, do not check for extended protocol.
	(remote_supports_multi_process): Check for extended protocol here.
	(set_general_process): Likewise.
	(extended_remote_kill): Likewise.
	(remote_pid_to_str): Likewise.
	(remote_query_supported): Always query multiprocess mode.

gdbserver/ChangeLog:

	* server.c (handle_v_requests): Only support vAttach and vRun to
	start multiple processes when in extended protocol mode.
2012-01-20 09:44:35 +00:00
Pedro Alves
fc1ab1a0ff 2012-01-17 Pedro Alves <palves@redhat.com>
* tracepoint.c (initialize_tracepoint): Use mmap instead of
	memalign plus mprotect to allocate the scratch buffer.
2012-01-17 17:22:10 +00:00
Pedro Alves
7d5d4e982d 2012-01-13 Pedro Alves <palves@redhat.com>
* server.c (attach_inferior): Clear `cont_thread'.
2012-01-13 20:06:40 +00:00
Pedro Alves
f128d5e9da 2012-01-13 Pedro Alves <palves@redhat.com>
* server.c (main): Avoid infinite loop while detaching/killing
	after a longjmp.
2012-01-13 20:02:36 +00:00
Doug Evans
06db92f054 * server.c (start_inferior): Set last_ptid in --wrapper case. 2012-01-09 17:17:50 +00:00
Yao Qi
32d929991d * tracepoint.c [IN_PROCESS_AGENT] (debug_threads): Macro
defined.
	[IN_PROCESS_AGENT] (debug_agent): New global variable.
2012-01-06 05:58:29 +00:00
Yao Qi
5e0a92a986 gdb/gdbserver/
* tracepoint.c (cmd_qtdp): Print debug message
	for static tracepoint.
2012-01-04 14:39:12 +00:00
Yao Qi
ae639e8c92 gdb/gdbserver/
* tracepoint.c (trace_vdebug): Differentiate debug message
	between gdbserver and IPA.
2012-01-04 14:34:49 +00:00
Yao Qi
f72429c5cc gdb/gdbserver/
* tracepoint.c (tracepoint_was_hit): Don't collect for
	static tracepoint.
2012-01-03 02:26:52 +00:00
Joel Brobecker
12c3e59c33 Update the copyright header of various files...
... to follow the correct syntax (according to the gospel of
gnulib's update-copyright). In other words:
  - no comma after the last year;
  - FSF spelled exactly "Free Software Foundation, Inc.", with
    the comma and the period at the end.

sim/common/ChangeLog:

	* dv-sockser.h, sim-assert.h, sim-fpu.c: Reformat the copyright
	header.

sim/m32c/ChangeLog:

	* blinky.S, gloss.S, sample.S: Reformat copyright header.

sim/mn10300/ChangeLog:

	* sim-main.h: Reformat copyright header.

sim/ppc/ChangeLog:

	* dp-bit.c: Reformat copyright header.

gdb/ChangeLog:

        * gdb/common/gdb_thread_db.h, gdb/dbxread.c, gdb/environ.c,
        gdb/gcore.h, gdb/rs6000-tdep.h, gdb/s390-nat.c, gdb/tic6x-tdep.c:
        Reformat the copyright header.

gdb/gdbserver/ChangeLog:

	* terminal.h: Reformat copyright header.

gdb/testsuite/ChangeLog:

	* dg-extract-results.sh, gdb.arch/gcore.c, gdb.arch/gdb1558.c,
	gdb.arch/i386-gnu-cfi.c, gdb.base/complex.c, gdb.base/cvexpr.c,
	gdb.base/gcore.c, gdb.base/gdb1555-main.c, gdb.base/gdb1555.c,
	gdb.base/gdb1821.c, gdb.base/long_long.c, gdb.base/restore.c,
	gdb.base/sepdebug.c, gdb.base/type-opaque-lib.c,
	gdb.base/type-opaque-main.c, gdb.cp/maint.exp, gdb.cp/namespace1.cc,
	gdb.cp/pr9631.cc, gdb.cp/psmang1.cc, gdb.cp/psmang2.cc,
	gdb.cp/try_catch.cc, gdb.cp/virtfunc.cc, gdb.hp/gdb.base-hp/reg.exp,
	gdb.mi/basics.c, gdb.mi/mi-stack.c, gdb.mi/mi-var-child.c,
	gdb.mi/mi2-var-child.exp, gdb.mi/var-cmd.c,
	gdb.threads/thread_check.c: Reformat copyright header.
2012-01-02 15:37:37 +00:00
Joel Brobecker
6782781204 gdb/gdbserver/gdbreplay: Update copyright year in version out
gdb/ChangeLog:

	* top.c (print_gdb_version): Update copyright year.

gdb/gdbserver/ChangeLog:

	* server.c (gdbserver_version): Update copyright year.
	* gdbreplay.c (gdbreplay_version): Likewise.
2012-01-02 08:59:35 +00:00
Jan Kratochvil
3e52c33d23 gdb/gdbserver/
* 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 20:55:08 +00:00
Hui Zhu
66f1260e72 2011-12-18 Hui Zhu <teawater@gmail.com>
* linux-low.c (linux_create_inferior): Save return value to ret.
2011-12-18 15:49:04 +00:00
Doug Evans
e7b06c57d8 * 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.
2011-12-16 19:10:58 +00:00
Doug Evans
e77616d77a * remote-utils.c (prepare_resume_reply): Remove extraneous \n
in debugging output.
2011-12-16 18:45:48 +00:00
Yao Qi
8206719361 gdb/gdbserver/
* tracepoint.c: Include sys/syscall.h.
	(gdb_ust_thread): Remove preprocessor conditional.
2011-12-15 12:40:03 +00:00
Pedro Alves
82bfbe7eff 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 17:33:24 +00:00
Yao Qi
712c65750b gdb/gdbserver/
* tracepoint.c (gdb_ust_thread): Don't ignore return value
	of write.
2011-12-14 07:47:15 +00:00
Yao Qi
d54d1edf1a 2011-12-14 Yao Qi <yao@codesourcery.com>
* i386-low.c (i386_low_stopped_data_address): Initialize local
	variable `control'.
2011-12-14 07:41:06 +00:00
Pedro Alves
6210a125f8 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 16:11:26 +00:00
Yao Qi
2ece82445d 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.
2011-12-13 01:26:56 +00:00
Jan Kratochvil
784867a51b gdb/gdbserver/
* linux-low.c (linux_kill): Skip PTRACE_KILL if LWP does not exist.
	Print new debug message for such case.
2011-12-08 10:28:58 +00:00
Jan Kratochvil
6bf36717da gdb/gdbserver/
Fix overlapping memcpy.
	* mem-break.c (set_raw_breakpoint_at): New variable buf.  Use it for
	the read_inferior_memory transfer.
	(delete_fast_tracepoint_jump): New variable buf.  Use it for the
	write_inferior_memory transfer.
	(set_fast_tracepoint_jump): New variable buf.  Use it for the
	read_inferior_memory and write_inferior_memory transfers.
	(uninsert_fast_tracepoint_jumps_at, reinsert_fast_tracepoint_jumps_at)
	(delete_raw_breakpoint, uninsert_raw_breakpoint): New variable buf.
	Use it for the write_inferior_memory transfer.
	(check_mem_read, check_mem_write): New gdb_asserts for overlapping
	buffers.
2011-12-06 23:29:47 +00:00
Maciej W. Rozycki
5027555691 * linux-low.c (fetch_register, store_register): Make code
consistent, fix formatting.
2011-12-06 23:09:08 +00:00
Maciej W. Rozycki
7325beb467 * linux-low.c (usr_store_inferior_registers): Factor out code
to handle individual registers into...
	(store_register): ... this new function.
2011-12-06 23:00:15 +00:00
Ulrich Weigand
c642a43456 ChangeLog:
* s390-tdep.h (S390_ORIG_R2_REGNUM): Define.
	(S390_LAST_BREAK_REGNUM): Likewise.
	(S390_SYSTEM_CALL_REGNUM): Likewise.
	(S390_NUM_REGS): Update.

	(s390_regmap_last_break): Add declaration.
	(s390x_regmap_last_break): Likewise.
	(s390_regmap_system_call): Likewise.

	(tdesc_s390_linux32v1): Add declaration.
	(tdesc_s390_linux32v2): Likewise.
	(tdesc_s390_linux64v1): Likewise.
	(tdesc_s390_linux64v2): Likewise.
	(tdesc_s390x_linux64v1): Likewise.
	(tdesc_s390x_linux64v2): Likewise.

	* s390-tdep.c: Include new target description files
	"features/s390-linux32v1.c", "features/s390-linux32v2.c",
	"features/s390-linux64v1.c", "features/s390-linux64v2.c",
	"features/s390x-linux64v1.c", and "features/s390x-linux64v2.c".
	(s390_cannot_store_register): New function.
	(s390_write_pc): Likewise.
	(s390_dwarf_regmap): Add fields for new registers.
	(s390_regmap_gregset): Likewise.
	(s390x_regmap_gregset): Likewise.
	(s390_regmap_fpregset): Likewise.
	(s390_regmap_upper): Likewise.
	(s390_regmap_last_break): New variable.
	(s390x_regmap_last_break): Likewise.
	(s390_regmap_system_call): Likewise.
	(s390_last_break_regset): Likewise.
	(s390x_last_break_regset): Likewise.
	(s390_system_call_regset): Likewise.
	(s390_upper_regset_sections): Rename to ...
	(s390_linux64_regset_sections): ... this.
	(s390_linux32_regset_sections): New variable.
	(s390x_linux64_regset_sections): Likewise.
	(s390_linux32v1_regset_sections): Likewise.
	(s390_linux32v2_regset_sections): Likewise.
	(s390_linux64v1_regset_sections): Likewise.
	(s390_linux64v2_regset_sections): Likewise.
	(s390x_linux64v1_regset_sections): Likewise.
	(s390x_linux64v2_regset_sections): Likewise.
	(s390_regset_from_core_section): Handle .reg-s390-last-break and
	.reg-s390-system-call core file sections.
	(s390_core_read_description): Check for presence of
	.reg-s390-last-break and .reg-s390-system-call core file
	sections and return appropriate target description.
	(s390_gdbarch_init): Detect Linux-specific registers "orig_r2",
	"last_break" and "system_call" in target description.  Install
	appropriate gdbarch_core_regset_sections array.
	Call set_gdbarch_cannot_store_register and set_gdbarch_write_pc.
	(_initialize_s390_tdep): Initialize additional target descriptions.

	* s390-nat.c: Include "elf/common.h".
	(PTRACE_GETREGSET, PTRACE_SETREGSET): Define if undefined.
	(have_regset_last_break): New static variable.
	(have_regset_system_call): Likewise.
	(s390_native_supply): Handle S390_ORIG_R2_REGNUM.
	(s390_native_collect): Likewise.
	(fetch_regset, store_regset, check_regset): New functions.
	(s390_linux_fetch_inferior_registers): Handle S390_LAST_BREAK_REGNUM
	and S390_SYSTEM_CALL_REGNUM.
	(s390_linux_store_inferior_registers): Likewise.
	(s390_read_description): Check for presence of NT_S390_LAST_BREAK
	and NT_S390_SYSTEM_CALL regsets and use appropriate description.

	* features/Makefile (WHICH): Add s390-linux32v1, s390-linux64v1,
	s390x-linux64v1, s390-linux32v2, s390-linux64v2, and s390x-linux64v2.
	(s390-linux32v1-expedite): Define.
	(s390-linux32v2-expedite): Likewise.
	(s390-linux64v1-expedite): Likewise.
	(s390-linux64v2-expedite): Likewise.
	(s390x-linux64v1-expedite): Likewise.
	(s390x-linux64v2-expedite): Likewise.

	* features/s390-linux32.xml: Add orig_r2 register.
	* features/s390-linux64.xml: Likewise.
	* features/s390x-linux64.xml: Likewise.
	* features/s390-linux32v1.xml: New file.
	* features/s390-linux32v2.xml: Likewise.
	* features/s390-linux64v1.xml: Likewise.
	* features/s390-linux64v2.xml: Likewise.
	* features/s390x-linux64v1.xml: Likewise.
	* features/s390x-linux64v2.xml: Likewise.

	* features/s390-linux32.c: Regenerate.
	* features/s390-linux64.c: Likewise.
	* features/s390x-linux64.c: Likewise.
	* features/s390-linux32v1.c: New generated file.
	* features/s390-linux32v2.c: Likewise.
	* features/s390-linux64v1.c: Likewise.
	* features/s390-linux64v2.c: Likewise.
	* features/s390x-linux64v1.c: Likewise.
	* features/s390x-linux64v2.c: Likewise.

	* regformats/s390-linux32.dat: Regenerate.
	* regformats/s390-linux64.dat: Regenerate.
	* regformats/s390x-linux64.dat: Regenerate.
	* regformats/s390-linux32v1.dat: New generated file.
	* regformats/s390-linux32v2.dat: Likewise.
	* regformats/s390-linux64v1.dat: Likewise.
	* regformats/s390-linux64v2.dat: Likewise.
	* regformats/s390x-linux64v1.dat: Likewise.
	* regformats/s390x-linux64v2.dat: Likewise.

gdbserver/ChangeLog:

	* Makefile.in (s390-linux32v1.o, s390-linux32v1.c): New rules.
	(s390-linux32v2.o, s390-linux32v2.c): Likewise.
	(s390-linux64v1.o, s390-linux64v1.c): Likewise.
	(s390-linux64v2.o, s390-linux64v2.c): Likewise.
	(s390x-linux64v1.o, s390x-linux64v1.c): Likewise.
	(s390x-linux64v2.o, s390x-linux64v2.c): Likewise.
	* configure.srv [s390*-*-linux*] (srv_regobj): Add new objects.
	(srv_xmlfiles): Add new XML files.

	* linux-s390-low.c: Include "elf/common.h", <sys/ptrace.h>,
	and <sys/uio.h>.
	(PTRACE_GETREGSET, PTRACE_SETREGSET): Define if undefined.
	(init_registers_s390_linux32v1): Add prototype.
	(init_registers_s390_linux32v2): Likewise.
	(init_registers_s390_linux64v1): Likewise.
	(init_registers_s390_linux64v2): Likewise.
	(init_registers_s390x_linux64v1): Likewise.
	(init_registers_s390x_linux64v2): Likewise.
	(s390_num_regs): Increment to 52.
	(s390_regmap): Add orig_r2 register.
	(s390_num_regs_3264): Increment to 68.
	(s390_regmap_3264): Add orig_r2 register.
	(s390_collect_ptrace_register): Handle orig_r2 register.
	(s390_supply_ptrace_register): Likewise.
	(s390_fill_last_break): New function.
	(s390_store_last_break): Likewise.
	(s390_fill_system_call): New function.
	(s390_store_system_call): Likewise.
	(target_regsets): Handle NT_S390_LAST_BREAK and NT_S390_SYSTEM_CALL
	register sets.
	(s390_check_regset): New function.
	(s390_arch_setup): Check for presence of NT_S390_LAST_BREAK and
	NT_S390_SYSTEM_CALL regsets and use appropriate description.
	Update target_regsets for available register sets.

testsuite/ChangeLog:

	* gdb.base/callfuncs.exp (fetch_all_registers): Filter out read-only
	last_break register on s390*-*-* targets.
2011-12-06 14:14:50 +00:00
Jan Kratochvil
2268b414f4 gdb/
* Makefile.in (XMLFILES): Add library-list-svr4.dtd.
	* features/library-list-svr4.dtd: New file.
	* remote.c (PACKET_qXfer_libraries_svr4): New.
	(remote_protocol_features): new entry for PACKET_qXfer_libraries_svr4.
	(remote_xfer_partial): Handle TARGET_OBJECT_LIBRARIES_SVR4.
	* solib-svr4.c (struct svr4_library_list): New.
	[HAVE_LIBEXPAT]: Include xml-support.h.
	[HAVE_LIBEXPAT] (svr4_library_list_start_library)
	[HAVE_LIBEXPAT] (svr4_library_list_start_list, svr4_library_attributes)
	[HAVE_LIBEXPAT] (svr4_library_list_children)
	[HAVE_LIBEXPAT] (svr4_library_list_attributes)
	[HAVE_LIBEXPAT] (svr4_library_list_elements, svr4_parse_libraries)
	[HAVE_LIBEXPAT] (svr4_current_sos_via_xfer_libraries)
	[!HAVE_LIBEXPAT] (svr4_current_sos_via_xfer_libraries): New.
	(svr4_read_so_list): Extend the corruption message by addresses.
	(svr4_current_sos): New variable library_list, call
	svr4_current_sos_via_xfer_libraries.
	* target.h (enum target_object): New TARGET_OBJECT_LIBRARIES_SVR4.

gdb/gdbserver/
	* linux-low.c (get_phdr_phnum_from_proc_auxv, get_dynamic, get_r_debug)
	(read_one_ptr, struct link_map_offsets, linux_qxfer_libraries_svr4):
	New.
	(struct linux_target_ops): Install linux_qxfer_libraries_svr4.
	* linux-low.h (struct process_info_private): New member r_debug.
	* server.c (handle_qxfer_libraries): Call
	the_target->qxfer_libraries_svr4.
	(handle_qxfer_libraries_svr4): New function.
	(qxfer_packets): New entry "libraries-svr4".
	(handle_query): Check QXFER_LIBRARIES_SVR4 and report libraries-svr4.
	* target.h (struct target_ops): New member qxfer_libraries_svr4.
	* remote.c (remote_xfer_partial): Call add_packet_config_cmd for
	PACKET_qXfer_libraries_svr4.

gdb/doc/
	* gdb.texinfo (Requirements, Remote Protocol): Reference also `Library
	List Format for SVR4 Targets'.
	(General Query Packets): New item qXfer:libraries-svr4:read.
	(Library List Format for SVR4 Targets): New node.

gdb/testsuite/
	* gdb.base/solib-corrupted.exp: Suppress test on is_remote target.
	(corrupted list): Adjust the expectation.
2011-12-02 22:26:54 +00:00
Ulrich Weigand
d6db1fabcc ChangeLog:
* s390-nat.c (SUBOFF): Remove.
	(s390_native_supply, s390_native_collect): New functions.
	(supply_gregset, supply_fpregset): Use s390_native_supply.
	(fill_gregset, fill_fpregset): Use s390_native_collect.

	* s390-tdep.c (s390_pseudo_register_reggroup_p): Update comment.
	(s390_unwind_pseudo_register): New function.
	(s390_prologue_frame_unwind_cache): Unwind PSW address and mask
	registers instead of PC and CC.
	(s390_backchain_frame_unwind_cache): Likewise.
	(s390_sigtramp_frame_unwind_cache): Do not unwind PC, CC, or
	full GPR pseudos.
	(s390_trad_frame_prev_register): New function.
	(s390_frame_prev_register): Use it.
	(s390_sigtramp_frame_prev_register): Likewise.
	(s390_dwarf2_prev_register): Use s390_unwind_pseudo_register.
	(s390_dwarf2_frame_init_reg): Unwind PSW address and mask.  Use
	special callback to unwind any pseudo.

	* features/s390-core32.xml: Add pswm/pswa to save/restore group.
	* features/s390-core64.xml: Likewise.
	* features/s390x-core64.xml: Likewise.
	* features/s390-linux32.c: Regenerate.
	* features/s390-linux64.c: Likewise.
	* features/s390x-linux64.c: Likewise.

gdbserver/ChangeLog:

	* linux-s390-low.c (s390_collect_ptrace_register): Fully convert
	PSW address/mask between 8-byte and 16-byte formats.
	(s390_supply_ptrace_register): Likewise.
	(s390_get_pc, s390_set_pc): 4-byte PSW address always includes
	basic addressing mode bit.
2011-11-30 16:06:55 +00:00
Stan Shebs
242f5f1ced 2011-11-24 Stan Shebs <stan@codesourcery.com>
* tracepoint.c (cmd_qtstatus): Use plongest instead of %llx.
2011-11-25 04:41:15 +00:00