Commit Graph

1513 Commits

Author SHA1 Message Date
Marc Khouzam 1763a38854 2008-06-04 Marc Khouzam <marc.khouzam@ericsson.com>
* gdb.texinfo (GDB/MI File Transfer Commands): Typo
	in -target-file-get section.
2008-06-04 23:24:19 +00:00
Pedro Alves 9b562ab842 * gdb.texinfo (vAttach, vRun): Re-remove requirement of the stub
killing the inferior when it is already debugging a process.
2008-05-22 21:21:41 +00:00
Pedro Alves d0d064dfec * gdb.texinfo (vAttach): Re-remove requirement of the stub killing
the inferior when it is already debugging a process.
2008-05-22 21:15:05 +00:00
Joel Brobecker 8dfa32fcf5 * gdb.texinfo (Continuing and Stepping): Document the new "fin"
abbreviation for "finish".
2008-05-21 17:57:21 +00:00
Nick Roberts ebdf8c8c8e Add @r{, annotation} marker to new-thread function index entry. 2008-05-21 01:59:49 +00:00
Nick Roberts 55f996a733 *** empty log message *** 2008-05-20 21:10:31 +00:00
Nick Roberts 173142693f (Multi-threaded Apps): New node for new annotation. 2008-05-20 21:09:37 +00:00
Daniel Jacobowitz ba2b1c567f * gdbarch.sh: Delete dwarf_reg_to_regnum.
* gdbarch.c, gdbarch.h: Regenerated.
	* amd64-tdep.c, arm-tdep.c, h8300-tdep.c, hppa-linux-tdep.c,
	hppa-tdep.c, i386-tdep.c, m32c-tdep.c, m68k-tdep.c, mips-tdep.c,
	s390-tdep.c, xtensa-tdep.c: Do not set dwarf_reg_to_regnum.

	* gdbint.texinfo (Target Conditionals): Delete entry for
	gdbarch_dwarf_reg_to_regnum.
2008-05-16 00:27:24 +00:00
Doug Evans a3c83fae41 remove cruft from previous checkin 2008-05-09 18:08:56 +00:00
Doug Evans 08388c79d5 New "find" command.
* NEWS: Document find command and qSearch:memory packet.
	* Makefile.in (SFILES): Add findcmd.c.
	(COMMON_OBJS): Add findcmd.o.
	(findcmd.o): New rule.
	* findcmd.c: New file.
	* target.h (target_ops): New member to_search_memory.
	(simple_search_memory): Declare.
	(target_search_memory): Declare.
	* target.c (simple_search_memory): New fn.
	(target_search_memory): New fn.
	* remote.c (PACKET_qSearch_memory): New packet kind.
	(remote_search_memory): New fn.
	(init_remote_ops): Init to_search_memory.
	(init_extended_remote_ops): Ditto.
	(_initialize_remote): Add qSearch:memory packet config command.

	* gdbserver/server.h (decode_search_memory_packet): Declare.
	* gdbserver/remote-utils.c (decode_search_memory_packet): New fn.
	* gdbserver/server.c (handle_search_memory_1): New fn.
	(handle_search_memory): New fn.
	(handle_query): Process qSearch:memory packets.

	* doc/gdb.texinfo: Document "find" command, qSearch:memory packet.

	* testsuite/gdb.base/find.exp: New file.
	* testsuite/gdb.base/find.c: New file.
2008-05-09 17:02:03 +00:00
Doug Evans d14508fea9 * NEWS: Mention new /m modifier for disassemble command.
* cli/cli-cmds.c (print_disassembly): New function.
	(disassemble_current_function): New function
	(disassemble_command): Recognize /m modifier, print mixed
	source+assembly.
	(init_cli_cmds): Update disassemble help text.

	* gdb.texinfo (disassemble): Document /m modifier.
2008-05-05 21:14:37 +00:00
Vladimir Prus e2b7ddeae3 * top.c (command_line_handler_continuation): Remove.
(execute_command): Do not install the above.
2008-05-05 09:47:47 +00:00
Vladimir Prus 8eb415422a * gdb.texinfo (GDB/MI Output Records): Add
missing semicolon.
2008-05-04 09:30:53 +00:00
Vladimir Prus 82f68b1c00 * gdb.texinfo (GDB/MI Output Records):
Document =thread-create and =thread-exited.
2008-05-03 15:40:12 +00:00
Vladimir Prus fa0f268daf * gdb.texinfo (GDB/MI Development and Front Ends):
Document *thread-created and *thread-exited.
2008-05-03 15:36:24 +00:00
Vladimir Prus 063bfe2e12 2008-05-03 Pedro Alves <pedro@codesourcery.com>
* thread.c (delete_thread): Call observer_notify_thread_exit.
        * mi/mi-interp.c (mi_interpreter_init): Register mi_thread_exit as
        thread_exit observer.
        (mi_thread_exit): New.
2008-05-03 15:10:42 +00:00
Pedro Alves 237fc4c9cd Implement displaced stepping.
gdb/
	* gdbarch.sh (max_insn_length): New 'variable'.
	(displaced_step_copy, displaced_step_fixup)
	(displaced_step_free_closure, displaced_step_location): New
	functions.
	(struct displaced_step_closure): Add forward declaration.
	* gdbarch.c, gdbarch.h: Regenerated.

	* arch-utils.c: #include "objfiles.h".
	(simple_displaced_step_copy_insn)
	(simple_displaced_step_free_closure)
	(displaced_step_at_entry_point): New functions.
	* arch-utils.h (simple_displaced_step_copy_insn)
	(simple_displaced_step_free_closure)
	(displaced_step_at_entry_point): New prototypes.

	* i386-tdep.c (I386_MAX_INSN_LEN): Rename to...
	(I386_MAX_MATCHED_INSN_LEN): ... this.
	(i386_absolute_jmp_p, i386_absolute_call_p)
	(i386_ret_p, i386_call_p, i386_breakpoint_p, i386_syscall_p)
	(i386_displaced_step_fixup): New functions.
	(struct i386_insn, i386_match_insn): Update.
	(i386_gdbarch_init): Set gdbarch_max_insn_length.
	* i386-tdep.h (I386_MAX_INSN_LEN): New.
	(i386_displaced_step_fixup): New prototype.
	* i386-linux-tdep.c (i386_linux_init_abi): Include "arch-utils.h".
	Register gdbarch_displaced_step_copy,
	gdbarch_displaced_step_fixup, gdbarch_displaced_step_free_closure,
	and gdbarch_displaced_step_location functions.

	* infrun.c (debug_displaced): New variable.
	(show_debug_displaced): New function.
	(struct displaced_step_request): New struct.
	(displaced_step_request_queue, displaced_step_ptid)
	(displaced_step_gdbarch, displaced_step_closure)
	(displaced_step_original, displaced_step_copy)
	(displaced_step_saved_copy, can_use_displaced_stepping): New
	variables.
	(show_can_use_displaced_stepping, use_displaced_stepping)
	(displaced_step_clear, cleanup_displaced_step_closure)
	(displaced_step_dump_bytes, displaced_step_prepare)
	(displaced_step_clear_cleanup, write_memory_ptid)
	(displaced_step_fixup): New functions.
	(resume): Call displaced_step_prepare.
	(proceed): Call read_pc once, and remember the value.  If using
	displaced stepping, don't remove breakpoints.
	(handle_inferior_event): Call displaced_step_fixup.  Add some
	debugging output.  When we try to step over a breakpoint, but get
	a signal to deliver to the thread instead, ensure the step-resume
	breakpoint is actually inserted.  If a thread hop is needed, and
	displaced stepping is enabled, don't remove breakpoints.
	(init_wait_for_inferior): Call displaced_step_clear.
	(_initialize_infrun): Add "set debug displaced" command.  Add
	"maint set can-use-displaced-stepping" command.  Clear
	displaced_step_ptid.
	* inferior.h (debug_displaced): Declare variable.
	(displaced_step_dump_bytes): Declare function.

	* Makefile.in (arch-utils.o, i386-linux-tdep.o): Update
	dependencies.

	gdb/testsuite/
	* gdb.asm/asmsrc1.s: Add scratch space.

	gdb/doc/
	* gdb.texinfo (Debugging Output): Document "set/show debug
	displaced".
	(Maintenance Commands): Document "maint set/show
	can-use-displaced-stepping".
2008-05-02 16:49:54 +00:00
Daniel Jacobowitz 0428b8f567 * arm-tdep.c (arm_mode_strings, arm_fallback_mode_string)
(arm_force_mode_string, arm_show_fallback_mode)
	(arm_show_force_mode): New.
	(arm_pc_is_thumb): Honor fallback-mode and force-mode.  Use
	arm_frame_is_thumb.
	(_initialize_arm_tdep): Add "set arm fallback-mode"
	and "set arm force-mode".
	* NEWS: Document new commands.

	* gdb.texinfo (ARM): Document set/show arm fallback-mode
	and set/show arm force-mode.
2008-05-02 16:00:36 +00:00
Andreas Schwab 5009afc5ba * target.h (struct target_ops): Add
to_watchpoint_addr_within_range.
(target_watchpoint_addr_within_range): New function.
* target.c (update_current_target): Inherit
to_watchpoint_addr_within_range, defaulting to
default_watchpoint_addr_within_range.
(default_watchpoint_addr_within_range): New function.
(debug_to_watchpoint_addr_within_range): New function.
(setup_target_debug): Set to_watchpoint_addr_within_range.
* ppc-linux-nat.c (ppc_linux_watchpoint_addr_within_range):
New function.
(_initialize_ppc_linux_nat): Set to_watchpoint_addr_within_range.
* breakpoint.c (watchpoints_triggered): Use
target_watchpoint_addr_within_range.

* gdbint.texinfo (Algorithms): Describe
target_watchpoint_addr_within_range.
2008-05-02 11:07:25 +00:00
Daniel Jacobowitz 669fac235d Convert frame unwinders to use the current frame and
"struct value".

	* frame.c (frame_debug): Make global.
	(get_frame_id): Pass this frame to unwinder routines.
	(frame_pc_unwind): Remove unused unwind->prev_pc support.
	(do_frame_register_read): Do not discard the return value of
	frame_register_read.
	(frame_register_unwind): Remove debug messages.  Use
	frame_unwind_register_value.
	(frame_unwind_register_value, get_frame_register_value): New
	functions.
	(create_new_frame, get_frame_base_address, get_frame_locals_address)
	(get_frame_args_address, get_frame_type): Pass this frame to
	unwinder routines.
	(frame_cleanup_after_sniffer, frame_prepare_for_sniffer): New
	functions.
	* frame.h: Update comments.
	(frame_debug, frame_unwind_register_value, get_frame_register_value)
	(frame_prepare_for_sniffer): Declare.
	* frame-unwind.h: Update comments and parameter names.
	(default_frame_sniffer): Declare.
	(frame_prev_register_ftype): Return a struct value *.
	(struct frame_unwind): Remove prev_pc member.
	(frame_unwind_sniffer_ftype, frame_unwind_append_sniffer): Delete.
	(frame_unwind_append_unwinder, frame_unwind_got_optimized)
	(frame_unwind_got_register, frame_unwind_got_memory)
	(frame_unwind_got_constant, frame_unwind_got_address): Declare.
	* frame-base.h: Update comments and parameter names.
	* valops.c (value_fetch_lazy): Use get_frame_register_value.  Iterate
	if necessary.  Add debugging output.
	* sentinel-frame.c (sentinel_frame_prev_register)
	(sentinel_frame_this_id): Update for new signature.
	(sentinel_frame_prev_pc): Delete.
	(sentinel_frame_unwinder): Remove prev_pc.
	* ia64-tdep.c (ia64_libunwind_frame_unwind): Do not initialize
	prev_pc.
	* libunwind-frame.c (libunwind_frame_unwind): Likewise.
	* frame-unwind.c (struct frame_unwind_table_entry): Remove sniffer.
	(frame_unwind_append_sniffer): Delete.
	(frame_unwind_append_unwinder): New function.
	(frame_unwind_find_by_frame): Take this frame.  Only use sniffers
	from unwinders.  Use frame_prepare_for_sniffer.
	(default_frame_sniffer, frame_unwind_got_optimized)
	(frame_unwind_got_register, frame_unwind_got_memory)
	(frame_unwind_got_constant, frame_unwind_got_address): New functions.
	* dummy-frame.c (dummy_frame_sniffer): Use gdbarch_dummy_id.
	(dummy_frame_prev_register, dummy_frame_this_id): Update for new
	signature.
	* gdbarch.sh: Replace unwind_dummy_id with dummy_id.
	* gdbarch.c, gdbarch.c: Regenerated.
	* frame-base.c (default_frame_base_address)
	(default_frame_locals_address, default_frame_args_address): Update
	for new signature.
	(frame_base_find_by_frame): Pass this frame to unwinder routines.
	* infcall.c (call_function_by_hand): Update comments.
	* Makefile.in (frame-unwind.o): Update dependencies.

	* gdbint.texinfo (Stack Frames): New chapter.
	(Algorithms): Move Frames text to the new chapter.
	(Target Conditionals): Delete SAVE_DUMMY_FRAME_TOS.  Document
	gdbarch_dummy_id instead of gdbarch_unwind_dummy_id.
2008-04-30 21:16:46 +00:00
Vladimir Prus 721c02def4 * mi/mi-main.c (last_async_command): Rename to current_token.
(previous_async_command): Remove.
        (mi_cmd_gdb_exit): Adjust.
        (mi_cmd_exec_interrupt): Don't dance with previous_async_command.
        (mi_cmd_target_select): Adjust.
        (mi_cmd_execute): Don't set previous_async_command.  Free token
        here even in async mode.
        (mi_execute_async_cli_command): Adjust.
        (mi_exec_async_cli_cmd_continuation): Adjust.  Do not free the
        token.
        (mi_load_progress): Adjust.
2008-04-24 12:09:49 +00:00
Vladimir Prus 74960c6002 * breakpoint.h (bp_location_p): New typedef.
Register a vector of bp_location_p.
	* breakpoint.c (always_inserted_mode)
	(show_always_inserted_mode): New.
	(unlink_locations_from_global_list): Remove.
	(update_global_location_list)
	(update_global_location_list_nothrow): New.
	(update_watchpoint): Don't free locations.
	(should_insert_location): New.
	(insert_bp_location): Use should_insert_location.
	(insert_breakpoint_locations): Copied from
	insert_breakpoints.
	(insert_breakpoint): Use insert_breakpoint_locations.
	(bpstat_stop_status): Call update_global_location_list
	when disabling breakpoint.
	(allocate_bp_location): Don't add to bp_location_chain.
	(set_raw_breakpoint)
	(create_longjmp_breakpoint, enable_longjmp_breakpoint)
	(disable_longjmp_breakpoint, create_overlay_event_breakpoint)
	(enable_overlay_breakpoints, disable_overlay_breakpoints)
	(set_longjmp_resume_breakpoint)
	(enable_watchpoints_after_interactive_call_stop)
	(disable_watchpoints_before_interactive_call_start)
	(create_internal_breakpoint)
	(create_fork_vfork_event_catchpoint)
	(create_exec_event_catchpoint, set_momentary_breakpoint)
	(create_breakpoints, break_command_1, watch_command_1)
	(create_exception_catchpoint)
	(handle_gnu_v3_exceptions)
	(disable_breakpoint, breakpoint_re_set_one)
	(create_thread_event_breakpoint, create_solib_event_breakpoint)
	(create_ada_exception_breakpoint): : Don't call check_duplicates.
	Call update_global_location_list.
	(delete_breakpoint): Don't remove locations and don't
	try to reinsert them. Call update_global_location_list.
	(update_breakpoint_locations): Likewise.
	(restore_always_inserted_mode): New.
	(update_breakpoints_after_exec): Temporary disable
	always inserted mode.
	* Makefile.in: Update dependencies.

	* infrun.c (proceed): Remove breakpoints while stepping
	over breakpoint.
	(handle_inferior_event): Don't remove or insert
	breakpoints.
	* linux-fork.c (checkpoint_command): Remove breakpoints
	before fork and insert after.
	(linux_fork_context): Remove breakpoints before switch
	and insert after.
	* target.c (target_disconnect, target_detach): Remove
	breakpoints from target.
2008-04-24 10:21:45 +00:00
Corinna Vinschen c055b1010f doc/ChangeLog:
--------------

	* gdb.texinfo (Set SH Calling convention): New @item.
	(Show SH Calling convention): Ditto.

ChangeLog:
----------

	* NEWS: Add information on calling convention and new SH CLI options.

	* sh-tdep.c (sh_cc_gcc): New static string.
	(sh_cc_renesas): Ditto.
	(sh_cc_enum): New static string array.
	(sh_active_calling_convention): New static string pointer denoting
	active user chosen ABI.
	(sh_is_renesas_calling_convention): New function to return function
	specific ABI, or user choice if necessary.
	(sh_use_struct_convention): Rename first argument and turn around its
	meaning.  Check for renesas ABI and return accordingly.
	(sh_use_struct_convention_nofpu): New function.
	(sh_next_flt_argreg): Get function type as third parameter.  Check
	for renesas ABI and choose floating registers accordingly.
	(sh_push_dummy_call_fpu): Check for ABI and choose argument slot and
	struct return slot accordingly.
	(sh_push_dummy_call_nofpu): Ditto.
	(sh_return_value_nofpu): Call sh_use_struct_convention_nofpu from here.
	Evaluate ABI and give to sh_use_struct_convention_nofpu.
	(sh_return_value_fpu):  Evaluate ABI and give to
	sh_use_struct_convention.
	(show_sh_command): New function.
	(set_sh_command): Ditto.
	(_initialize_sh_tdep): Initialize `set/show sh calling-convention
	CLI command.

	* gdbarch.sh (return_value): Add func_type argument.
	* gdbarch.c: Regenerate.
	* gdbarch.h: Ditto.
	* eval.c (evaluate_subexp_standard): Rename local variable value_type to
	val_type so as not to collide with value_type function.  Call
	using_struct_return with additional function type argument.
	* infcall.c (call_function_by_hand): Call using_struct_return and
	gdbarch_return_value with additional function type argument.
	* infcmd.c (print_return_value): Take addition func_type argument.
	Call gdbarch_return_value with additional function type argument.
	(finish_command_continuation): Call print_return_value with additional
	function type argument.
	(finish_command): Ditto.
	* sparc-tdep.c (sparc32_push_dummy_code): Call using_struct_return with
	additional function type argument.
	* stack.c (return_command): Call using_struct_return and
	gdbarch_return_value with additional function type argument.
	* value.c (using_struct_return): Take additional function type argument.
	* value.h (using_struct_return): Accommodate declaration.
	* alpha-tdep.c (alpha_return_value): Add func_type argument.
	* amd64-tdep.c (amd64_return_value): Ditto.
	* arm-tdep.c (arm_return_value): Ditto.
	* avr-tdep.c (avr_return_value): Ditto.
	* cris-tdep.c (cris_return_value): Ditto.
	* frv-tdep.c (frv_return_value): Ditto.
	* h8300-tdep.c (h8300_return_value): Ditto.
	(h8300h_return_value): Ditto.
	* hppa-tdep.c (hppa32_return_value): Ditto.
	(hppa64_return_value): Ditto.
	* i386-tdep.c (i386_return_value): Ditto.
	* ia64-tdep.c (ia64_return_value): Ditto.
	* iq2000-tdep.c (iq2000_return_value): Ditto.
	* m32c-tdep.c (m32c_return_value): Ditto.
	* m32r-tdep.c (m32r_return_value): Ditto.
	* m68hc11-tdep.c (m68hc11_return_value): Ditto.
	* m68k-tdep.c (m68k_return_value): Ditto.
	(m68k_svr4_return_value): Ditto.
	* m88k-tdep.c  (m88k_return_value): Ditto.
	* mep-tdep.c (mep_return_value): Ditto.
	* mips-tdep.c (mips_eabi_return_value): Ditto.
	(mips_n32n64_return_value): Ditto.
	(mips_o32_return_value): Ditto.
	(mips_o64_return_value): Ditto.
	* mn10300-tdep.c (mn10300_return_value): Ditto.
	* mt-tdep.c (mt_return_value): Ditto.
	* ppc-linux-tdep.c (ppc_linux_return_value): Ditto.
	* ppc-sysv-tdep.c (ppc_sysv_abi_return_value): Ditto.
	(ppc_sysv_abi_broken_return_value): Ditto.
	(ppc64_sysv_abi_return_value): Ditto.
	* ppc-tdep.h (ppc_sysv_abi_return_value): Ditto.
	(ppc_sysv_abi_broken_return_value): Ditto.
	(ppc64_sysv_abi_return_value): Ditto.
	* ppcnbsd-tdep.c (ppcnbsd_return_value): Ditto.
	* rs6000-tdep.c (rs6000_return_value): Ditto.
	* s390-tdep.c (s390_return_value): Ditto.
	* score-tdep.c (score_return_value): Ditto.
	* sh-tdep.c (sh_return_value_nofpu): Ditto.
	(sh_return_value_fpu): Ditto.
	* sh64-tdep.c (sh64_return_value): Ditto.
	* sparc-tdep.c (sparc32_return_value): Ditto.
	* sparc64-tdep.c (sparc64_return_value): Ditto.
	* spu-tdep.c (spu_return_value): Ditto.
	* v850-tdep.c (v850_return_value): Ditto.
	* vax-tdep.c (vax_return_value): Ditto.
	* xstormy16-tdep.c (xstormy16_return_value): Ditto.
	* xtensa-tdep.c (xtensa_return_value): Ditto.

	* gdbtypes.h (struct type): Add calling_convention member.
	* dwarf2read.c (read_subroutine_type): Add calling convention read
	from DW_AT_calling_convention attribute to function type.
2008-04-22 11:03:42 +00:00
Markus Deuling 68837c9d8d * gdb.texinfo (Fortran Operators): Describe '%' operator. 2008-04-22 06:51:04 +00:00
Eli Zaretskii 2e9132cc00 * gdb.texinfo (Set Breaks): Mention that multiple location
breakpoints need line number info.  Add index entries.
2008-04-20 09:06:44 +00:00
Craig Silverstein 31fffb0212 * NEWS: Add information on compressed debug sections.
* doc/gdb.texinfo (Requirements): Add an optional requirement
      on zlib.
      * doc/gdbint.texinfo (Debugging File Formats): Add new
      subsection for Compressed DWARF 2.
2008-04-20 00:03:25 +00:00
Aleksandar Ristovski a47ec5feb4 * gdb.texinfo (GDB/MI Simple Examples): Added 'disp' field to the
sample output for 'stopped,reason="breakpoint-hit"' message.
	(GDB/MI Program Execution): Likewise.
2008-04-16 13:14:18 +00:00
Marc Khouzam de051565df gdb/ChangeLog
2008-04-09  Marc Khouzam  <marc.khouzam@ericsson.com>

        * mi/mi-cmd-var.c: Include "mi-getopt.h".
        (mi_parse_format): New.  Factored out from mi_cmd_var_set_format.
        (mi_cmd_var_set_format): Use new mi_parse_format.
        (mi_cmd_var_evaluate_expression): Support for -f option to specify
        format.
        * Makefile.in (mi-cmd-var.o): Update dependencies.

        * varobj.h (varobj_get_formatted_value): Declare.
        * varobj.c (my_value_of_variable): Added format parameter.
        (cplus_value_of_variable): Likewise.
        (java_value_of_variable): Likewise.
        (c_value_of_variable): Likewise.  Evaluate expression based
        on format parameter.
        (struct language_specific): Add format parameter to function member
        *value_of_variable.
        (varobj_get_formatted_value): New.
        (varobj_get_value): Added format parameter to method call.

gdb/doc/ChangeLog
2008-04-09  Marc Khouzam  <marc.khouzam@ericsson.com>

        * gdb.texinfo (GDB/MI Variable Objects): Add anchor to
        -var-set-format.  Add -f option to -var-evaluate-expression.

gdb/testsuite/ChangeLog
2008-04-09  Marc Khouzam  <marc.khouzam@ericsson.com>

        * gdb.mi/mi2-var-display.exp: Added tests for the new -f
        option of -var-evaluate-expression.
        * gdb.mi/mi2-var-display.exp: Likewise.
2008-04-09 13:29:55 +00:00
Joel Brobecker 6ba66d6a97 * gdb.texinfo (Breakpoint Menus): Delete. Contents moved inside
new node "Ambiguous Expressions".  Replace references to this
        node by references to "Ambiguous Expressions" throughout.
        (Ambiguous Expressions): New node.
2008-04-03 21:51:12 +00:00
Daniel Jacobowitz 1e26b4f86a * gdb.texinfo (MIPS Features, PowerPC Features): Add @node. 2008-03-26 18:37:47 +00:00
Pedro Alves b84876c212 gdb/
* target.h (struct target_ops): Delete to_async_mask_value and add
	to_async_mask.
	(target_is_async_p, target_async): Formatting.
	(target_async_mask_value): Delete.
	(target_async_mask): Delete function declaration, and add new
	target macro with the same name.

	* target.c (update_current_target): Replace to_async_mask_value by
	to_async_mask.  Default to_async_mask to return_one.
	(target_async_mask): Delete.
	(find_default_can_async_p, find_default_is_async_p): New.
	(init_dummy_target): register find_default_can_async_p and
	find_default_is_async_p on the dummy target.

	* linux-nat.c: Include inf-loop.h, event-loop.h and event-top.h.
	(debug_linux_nat_async): New global.
	(show_debug_linux_nat_async): New function.
	(linux_nat_async_enabled, linux_nat_async_mask_value)
	(linux_nat_event_pipe, linux_nat_num_queued_events)
	(linux_nat_async_events_enabled): New globals.
	(struct waitpid_result): New struct.
	(waitpid_queue): New global.
	(queued_waitpid, push_waitpid, drain_queued_events): New.
	(my_waitpid): Call queued_waitpid.
	(linux_child_follow_fork): Disable async events during the call.
	(blocked_mask): Delete.
	(sync_sigchld_action, async_sigchld_action): New globals.
	(lin_lwp_attach_lwp): In sync mode, don't reblock SIGCHLD.  In
	async mode, block events during the call.
	(linux_nat_create_inferior): New.
	(linux_nat_attach): In sync mode, restore the mask states.  In
	async mode, wake the event loop immediatelly.
	(detach_callback): Drain all queued events of the lwp we're
	detaching from.
	(linux_nat_detach): Block async mode, and drain events of the main
	process.
	(linux_nat_resume): If in async mode, mask async events during the
	call.  If short circuiting, force event loop to wake up.  If
	resuming, set target_executing, and register target events in the
	event loop.
	(pipe_to_local_event_queue, local_event_queue_to_pipe): New.
	(linux_nat_wait): In async mode, block events during the call.
	Only enable/disable passing SIGINT to the inferior in sync mode.
	Get events from local waitpid queue.  If no interesting events was
	found, return to events loop.  Reregister target events in the
	event loop on exit.  In sync mode, no need to reblock SIGCHLD.
	(linux_nat_kill): Disable events on entry.
	(linux_nat_mourn_inferior): In sync mode, don't restore the masks
	here.  Detach async mode from the event loop if there are no more
	forks available, otherwise leave it on.
	(sigchld_handler): Assure this is called only in sync mode.
	(linux_async_permitted, linux_async_permitted_1): New globals.
	(set_maintenance_linux_async_permitted)
	(show_maintenance_linux_async_permitted): New functions.
	(linux_nat_is_async_p, linux_nat_can_async_p)
	(linux_nat_async_mask): New.
	(linux_nat_event_pipe_pop, linux_nat_event_pipe_push): New.
	(get_pending_events, async_sigchld_handler): New.
	(linux_nat_async_events): New.
	(async_terminal_is_ours): New global.
	(linux_nat_terminal_inferior, linux_nat_terminal_ours): New.
	(async_client_callback, async_client_context): New.
	(linux_nat_async_file_handler, linux_nat_async)
	(linux_nat_disable_async, linux_nat_enable_async): New.
	(linux_nat_add_target): Register linux_nat_create_inferior,
	linux_nat_can_async_p, linux_nat_is_async_p, linux_nat_async,
	linux_nat_async_mask, linux_nat_terminal_inferior and
	linux_nat_terminal_ours.
	(_initialize_linux_nat): Remove local action variable, and update
	code that used it to use sync_sigchld_action.  Add new
	"lin-lwp-async" debug set/show command.  Put the "lin-lwp" debug
	set/show command in the maintenance class.  Add new "linux-async"
	maintenance set/show command.  Block SIGCHLD by default.  Setup
	async_sichld_action, and sync_sigchld_action.  Install the default
	async mode.
	(lin_thread_get_thread_signals): Use a local sigset_t for blocking
	the cancel signals.

	* linux-thread-db.c (re_check_for_thread_db): New.
	(clear_lwpid_callback): Handle TARGET_WAITKIND_IGNORE.
	(thread_db_can_async_p, thread_db_is_async_p, thread_db_async)
	(thread_db_async_mask): New.
	(init_thread_db_ops): Register thread_db_can_async_p,
	thread_db_is_async_p, thread_db_async and thread_db_async_mask.

	* remote.c (remote_async_mask_value): New.
	(remote_return_zero): New.
	(init_remote_ops): Register remote_return_zero as callbacks of
	to_can_async_p and to_is_async_p.
	(remote_can_async_p, remote_is_async_p, remote_async): Update to
	use remote_async_mask_value.
	(remote_async_mask): New.
	(init_remote_async_ops): Remove to_async_mask_value setting and
	register remote_async_mask as to_async_mask callback in
	remote_async_ops.

	* Makefile.in (linux-nat.o): Update.

gdb/doc/
	* gdb.texinfo (Debugging Output): Document
	"set/show debug lin-lwp-async".
	(Maintenance Commands): Document "maint set/show linux-async".
2008-03-21 17:09:35 +00:00
Daniel Jacobowitz 6309237547 * eval.c (evaluate_subexp_for_address): Clarify error message.
Use value_must_coerce_to_target.
	* infcall.c (value_arg_coerce): Call value_coerce_to_target.
	* valops.c (value_assign): Call value_coerce_to_target when
	assigning to anything but internalvars.  Leave GDB-side arrays
	as arrays when assigning to internalvars.
	(value_must_coerce_to_target, value_coerce_to_target): New.
	(value_coerce_array, value_addr): Call value_coerce_to_target.
	(value_array): Create the array in GDB's memory instead of
	the inferior's.
	* value.h (value_must_coerce_to_target, value_coerce_to_target):
	Declare.

	* gdb.texinfo (Expressions): Update description of malloced arrays.

	* gdb.base/printcmds.exp (test_print_array_constants): Do not expect
	*& to work on created array elements.
	(Top level): Test print $pc with a file.  Test string operations
	without a target.
	* gdb.base/ptype.exp: Do not expect *& to work on created array
	elements.
2008-03-21 15:02:38 +00:00
Vladimir Prus 8e8901c5c2 Implement -thread-info.
* gdbthread.h (print_thread_info): Declare.

        * thread.c (print_thread_info): New, extracted
        from info_threads_command and adjusted to
        work for CLI and MI.
        (info_threads_command): Use print_thread_info.
	* Makefile.in: Update dependencies.

        * mi/mi-cmds.c (mi_cmds): Specify a handler
        for -thread-info.
        * mi/mi-cmds.h (mi_cmd_thread_info): Declare.
        * mi/mi-main.c (mi_cmd_thread_info): New.
        (mi_cmd_list_features): Include 'thread-info'.
2008-03-15 13:53:25 +00:00
Pedro Alves 1fddbabb01 * features/library-list.dtd: Allow "section" elements as children
of "library".  Add "section" element and describe its attributes.

	* solib-target.c (struct lm_info): Add section_bases member.
	(library_list_start_segment): Error out if seen a section element.
	(library_list_start_section): New.
	(library_list_end_library): New.
	(solib_target_free_library_list): Free section_bases.
	(section_attributes): New.
	(library_children): Make "segment" optional.  Add "section" child.
	(library_list_children): Register library_list_end_library.
	(solib_target_relocate_section_addresses): Handle section bases.

	* NEWS: Mention new qXfer:libraries:read section offsets support.

doc/
	* gdb.texinfo (Library List Format): Update to mention the
	possibility to pass section addresses instead of segment
	addresses.
2008-03-14 22:30:07 +00:00
Vladimir Prus 683f2885af Implement MI notification for new threads.
* doc/observer.texi (new_thread): Document.
        * observer.sh: Forward declare struct thread_info.
        * thread.c (add_thread): Notify observer.

        * interps.h (interp_init_ftype): New parameter
        top_level.
        (interp_set): Likewise.
        (top_level_interpreter_data): Declare.
        * interps.c (interp_set): New parameter top_level.
        Pass it to interpreter's init function.  Remember
        top level interpreter.
        (interpreter_exec_cmd): Adjust.
        (top_level_interpreter_data): New.
        * main.c (captured_main): Pass 1 for top_level
        parameter of interp_set.
	* cli/cli-interp.c (cli_interpreter_init): New
        parameter top_level.
        * tui/tui-interp.c (tui_init): New parameter top_level.

        * mi/mi-interp.c (mi_new_thread): New.
        (mi_interpreter_init): If top level, register
        observer for new threads.

        * Makefile.in (mi-interp.o, thread.o): Update dependencies.
2008-03-14 17:21:08 +00:00
Daniel Jacobowitz ccd213ac7e * Makefile.in (fork-child.o): Update.
* NEWS: Document "set exec-wrapper" and the gdbserver --wrapper
	argument.  Gather all gdbserver features together.
	* fork-child.c (exec_wrapper): New variable.
	(fork_inferior): Use it.
	(startup_inferior): Skip an extra trap if using "set exec-wrapper".
	(unset_exec_wrapper_command, _initialize_fork_child): New.

	* gdb.texinfo (Starting): Document "set exec-wrapper".
	(Server): Document gdbserver --wrapper.

	* server.c (wrapper_argv): New.
	(start_inferior): Handle wrapper_argv.  If set, expect an extra
	trap.
	(gdbserver_usage): Document --wrapper.
	(main): Parse --wrapper.
2008-03-10 23:14:06 +00:00
Daniel Jacobowitz fa4727a64f * breakpoint.c (fetch_watchpoint_value): New function.
(update_watchpoint): Set and clear val_valid.  Use
	fetch_watchpoint_value.  Handle unreadable values on the
	value chain.  Correct check for user-requested array watchpoints.
	(breakpoint_init_inferior): Clear val_valid.
	(watchpoint_value_print): New function.
	(print_it_typical): Use it.  Do not free or clear old_val.  Print
	watchpoints even if old_val == NULL.
	(watchpoint_check): Use fetch_watchpoint_value.  Check for values
	becoming readable or unreadable.
	(watch_command_1): Use fetch_watchpoint_value.  Set val_valid.
	(do_enable_watchpoint): Likewise.
	* breakpoint.h (struct breakpoint): Update comment for val.  Add
	val_valid.
	* NEWS: Mention watchpoints on inaccessible memory.

	* gdb.base/watchpoint.c (global_ptr, func4): New.
	(main): Call func4.
	* gdb.base/watchpoint.exp: Call test_inaccessible_watchpoint.
	(test_inaccessible_watchpoint): New.

	* gdb.texinfo (Set Watchpoints): Mention watchpoints on
	unreadable memory.  Delete obsolete SPARClite reference.
2008-03-03 13:24:12 +00:00
Daniel Jacobowitz 8edfe26932 * infcmd.c (kill_if_already_running): Make static. Use
target_require_runnable.
	* target.c (target_require_runnable): New.
	* target.h (target_require_runnable): Declare.

	* gdb.texinfo (Starting): Mention always-running targets.
	(Target Commands): Add an anchor for load.
	(Connecting): Explain continue instead of run.
2008-02-28 16:26:18 +00:00
Daniel Jacobowitz 1843f87b0a Add changelog entries for last commit. 2008-02-27 20:59:38 +00:00
Daniel Jacobowitz 75feb17dd5 * utils.c (debug_timestamp): New.
(vfprintf_unfiltered): Print timestamps if requested.
	(show_debug_timestamp): New.
	(initialize_utils): Register "set debug timestamp".
	* NEWS: Mention "set debug timestamp".  Add GDB 6.8 section.

	* gdb.texinfo (Debugging Output): Document "set debug timestamp".
2008-02-27 20:50:49 +00:00
Nick Roberts b3db744786 (Set Breaks): Revert description of Enb column of
breakpoint table.
2008-02-25 20:34:40 +00:00
Nick Roberts f908262953 *** empty log message *** 2008-02-25 20:33:39 +00:00
Pedro Alves fd96d2509c doc/
* gdb.texinfo (vAttach, vRun): Remove requirement of the stub
	killing the inferior when it is already debugging a process.

gdbserver/
	* server.c (handle_v_requests): When handling the vRun and vAttach
	packets, if already debugging a process, don't kill it.  Return an
	error instead.
2008-02-19 21:36:54 +00:00
Markus Deuling 36af4ef676 Add script to build and test GDB using enable-targets=all.
* gdb_buildall.sh: New file.

doc/
        * gdbint.texinfo (Build Script): New section. Mention new build script
        gdb_buildall.sh.
2008-02-13 05:05:29 +00:00
Eli Zaretskii d35a425727 Fix dates of entries. Commit a forgotten entry from 2008-01-26. 2008-02-09 13:39:06 +00:00
Jim Blandy cda4ce5a10 * gdb.texinfo (Help): Summarize 'info args' correctly. 2008-02-03 18:55:27 +00:00
Thiago Jung Bauermann 4acd40f3d3 * gdb.texinfo: (Decimal Floating Point): Mention pseudo-registers
available in PowerPC architecture.
	(Embedded Processors): Change node name of PowerPC item in menu.
	(PowerPC): Rename to...
	(PowerPC Embedded): this.
	(Architectures): Add new PowerPC item in menu.
	(PowerPC): New node.
2008-01-31 13:38:49 +00:00
Daniel Jacobowitz 6e6c6f5087 * gdb.texinfo (Multi-Process Mode for gdbserver): Use @kbd for
commands.
2008-01-30 13:14:40 +00:00
Daniel Jacobowitz 5ee187d794 * gdb.texinfo (Setting Catchpoints): Mention features
supported on GNU/Linux.
2008-01-30 13:11:15 +00:00
Nick Roberts 44288b4427 (GDB/MI File Commands): Describe new output
field for MI command -file-list-exec-source-file.
2008-01-30 04:27:11 +00:00