3 Copyright (C) 2000-2016 Free Software Foundation, Inc.
5 Contributed by Cygnus Solutions (a Red Hat company).
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 #include "arch-utils.h"
28 #include "gdbthread.h"
31 #include "mi-getopt.h"
32 #include "mi-console.h"
36 #include "event-loop.h"
37 #include "event-top.h"
38 #include "gdbcore.h" /* For write_memory(). */
44 #include "mi-common.h"
49 #include "splay-tree.h"
50 #include "tracepoint.h"
54 #include "extension.h"
59 #include "gdb_sys_time.h"
61 #if defined HAVE_SYS_RESOURCE_H
62 #include <sys/resource.h>
76 /* This is used to pass the current command timestamp down to
77 continuation routines. */
78 static struct mi_timestamp
*current_command_ts
;
80 static int do_timings
= 0;
83 /* Few commands would like to know if options like --thread-group were
84 explicitly specified. This variable keeps the current parsed
85 command including all option, and make it possible. */
86 static struct mi_parse
*current_context
;
88 int running_result_record_printed
= 1;
90 /* Flag indicating that the target has proceeded since the last
91 command was issued. */
94 extern void _initialize_mi_main (void);
95 static void mi_cmd_execute (struct mi_parse
*parse
);
97 static void mi_execute_cli_command (const char *cmd
, int args_p
,
99 static void mi_execute_async_cli_command (char *cli_command
,
100 char **argv
, int argc
);
101 static int register_changed_p (int regnum
, struct regcache
*,
103 static void output_register (struct frame_info
*, int regnum
, int format
,
104 int skip_unavailable
);
106 /* Controls whether the frontend wants MI in async mode. */
107 static int mi_async
= 0;
109 /* The set command writes to this variable. If the inferior is
110 executing, mi_async is *not* updated. */
111 static int mi_async_1
= 0;
114 set_mi_async_command (char *args
, int from_tty
,
115 struct cmd_list_element
*c
)
117 if (have_live_inferiors ())
119 mi_async_1
= mi_async
;
120 error (_("Cannot change this setting while the inferior is running."));
123 mi_async
= mi_async_1
;
127 show_mi_async_command (struct ui_file
*file
, int from_tty
,
128 struct cmd_list_element
*c
,
131 fprintf_filtered (file
,
132 _("Whether MI is in asynchronous mode is %s.\n"),
136 /* A wrapper for target_can_async_p that takes the MI setting into
142 return mi_async
&& target_can_async_p ();
145 /* Command implementations. FIXME: Is this libgdb? No. This is the MI
146 layer that calls libgdb. Any operation used in the below should be
149 static void timestamp (struct mi_timestamp
*tv
);
151 static void print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
152 struct mi_timestamp
*end
);
155 mi_cmd_gdb_exit (char *command
, char **argv
, int argc
)
158 = (struct mi_interp
*) interp_data (current_interpreter ());
160 /* We have to print everything right here because we never return. */
162 fputs_unfiltered (current_token
, mi
->raw_stdout
);
163 fputs_unfiltered ("^exit\n", mi
->raw_stdout
);
164 mi_out_put (current_uiout
, mi
->raw_stdout
);
165 gdb_flush (mi
->raw_stdout
);
166 /* FIXME: The function called is not yet a formal libgdb function. */
167 quit_force (NULL
, FROM_TTY
);
171 mi_cmd_exec_next (char *command
, char **argv
, int argc
)
173 /* FIXME: Should call a libgdb function, not a cli wrapper. */
174 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
175 mi_execute_async_cli_command ("reverse-next", argv
+ 1, argc
- 1);
177 mi_execute_async_cli_command ("next", argv
, argc
);
181 mi_cmd_exec_next_instruction (char *command
, char **argv
, int argc
)
183 /* FIXME: Should call a libgdb function, not a cli wrapper. */
184 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
185 mi_execute_async_cli_command ("reverse-nexti", argv
+ 1, argc
- 1);
187 mi_execute_async_cli_command ("nexti", argv
, argc
);
191 mi_cmd_exec_step (char *command
, char **argv
, int argc
)
193 /* FIXME: Should call a libgdb function, not a cli wrapper. */
194 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
195 mi_execute_async_cli_command ("reverse-step", argv
+ 1, argc
- 1);
197 mi_execute_async_cli_command ("step", argv
, argc
);
201 mi_cmd_exec_step_instruction (char *command
, char **argv
, int argc
)
203 /* FIXME: Should call a libgdb function, not a cli wrapper. */
204 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
205 mi_execute_async_cli_command ("reverse-stepi", argv
+ 1, argc
- 1);
207 mi_execute_async_cli_command ("stepi", argv
, argc
);
211 mi_cmd_exec_finish (char *command
, char **argv
, int argc
)
213 /* FIXME: Should call a libgdb function, not a cli wrapper. */
214 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
215 mi_execute_async_cli_command ("reverse-finish", argv
+ 1, argc
- 1);
217 mi_execute_async_cli_command ("finish", argv
, argc
);
221 mi_cmd_exec_return (char *command
, char **argv
, int argc
)
223 /* This command doesn't really execute the target, it just pops the
224 specified number of frames. */
226 /* Call return_command with from_tty argument equal to 0 so as to
227 avoid being queried. */
228 return_command (*argv
, 0);
230 /* Call return_command with from_tty argument equal to 0 so as to
231 avoid being queried. */
232 return_command (NULL
, 0);
234 /* Because we have called return_command with from_tty = 0, we need
235 to print the frame here. */
236 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
240 mi_cmd_exec_jump (char *args
, char **argv
, int argc
)
242 /* FIXME: Should call a libgdb function, not a cli wrapper. */
243 mi_execute_async_cli_command ("jump", argv
, argc
);
247 proceed_thread (struct thread_info
*thread
, int pid
)
249 if (!is_stopped (thread
->ptid
))
252 if (pid
!= 0 && ptid_get_pid (thread
->ptid
) != pid
)
255 switch_to_thread (thread
->ptid
);
256 clear_proceed_status (0);
257 proceed ((CORE_ADDR
) -1, GDB_SIGNAL_DEFAULT
);
261 proceed_thread_callback (struct thread_info
*thread
, void *arg
)
263 int pid
= *(int *)arg
;
265 proceed_thread (thread
, pid
);
270 exec_continue (char **argv
, int argc
)
272 prepare_execution_command (¤t_target
, mi_async_p ());
276 /* In non-stop mode, 'resume' always resumes a single thread.
277 Therefore, to resume all threads of the current inferior, or
278 all threads in all inferiors, we need to iterate over
281 See comment on infcmd.c:proceed_thread_callback for rationale. */
282 if (current_context
->all
|| current_context
->thread_group
!= -1)
285 struct cleanup
*back_to
= make_cleanup_restore_current_thread ();
287 if (!current_context
->all
)
290 = find_inferior_id (current_context
->thread_group
);
294 iterate_over_threads (proceed_thread_callback
, &pid
);
295 do_cleanups (back_to
);
304 scoped_restore save_multi
= make_scoped_restore (&sched_multi
);
306 if (current_context
->all
)
313 /* In all-stop mode, -exec-continue traditionally resumed
314 either all threads, or one thread, depending on the
315 'scheduler-locking' variable. Let's continue to do the
323 exec_direction_forward (void *notused
)
325 execution_direction
= EXEC_FORWARD
;
329 exec_reverse_continue (char **argv
, int argc
)
331 enum exec_direction_kind dir
= execution_direction
;
332 struct cleanup
*old_chain
;
334 if (dir
== EXEC_REVERSE
)
335 error (_("Already in reverse mode."));
337 if (!target_can_execute_reverse
)
338 error (_("Target %s does not support this command."), target_shortname
);
340 old_chain
= make_cleanup (exec_direction_forward
, NULL
);
341 execution_direction
= EXEC_REVERSE
;
342 exec_continue (argv
, argc
);
343 do_cleanups (old_chain
);
347 mi_cmd_exec_continue (char *command
, char **argv
, int argc
)
349 if (argc
> 0 && strcmp (argv
[0], "--reverse") == 0)
350 exec_reverse_continue (argv
+ 1, argc
- 1);
352 exec_continue (argv
, argc
);
356 interrupt_thread_callback (struct thread_info
*thread
, void *arg
)
358 int pid
= *(int *)arg
;
360 if (!is_running (thread
->ptid
))
363 if (ptid_get_pid (thread
->ptid
) != pid
)
366 target_stop (thread
->ptid
);
370 /* Interrupt the execution of the target. Note how we must play
371 around with the token variables, in order to display the current
372 token in the result of the interrupt command, and the previous
373 execution token when the target finally stops. See comments in
377 mi_cmd_exec_interrupt (char *command
, char **argv
, int argc
)
379 /* In all-stop mode, everything stops, so we don't need to try
380 anything specific. */
383 interrupt_target_1 (0);
387 if (current_context
->all
)
389 /* This will interrupt all threads in all inferiors. */
390 interrupt_target_1 (1);
392 else if (current_context
->thread_group
!= -1)
394 struct inferior
*inf
= find_inferior_id (current_context
->thread_group
);
396 iterate_over_threads (interrupt_thread_callback
, &inf
->pid
);
400 /* Interrupt just the current thread -- either explicitly
401 specified via --thread or whatever was current before
402 MI command was sent. */
403 interrupt_target_1 (0);
407 /* Callback for iterate_over_inferiors which starts the execution
408 of the given inferior.
410 ARG is a pointer to an integer whose value, if non-zero, indicates
411 that the program should be stopped when reaching the main subprogram
412 (similar to what the CLI "start" command does). */
415 run_one_inferior (struct inferior
*inf
, void *arg
)
417 int start_p
= *(int *) arg
;
418 const char *run_cmd
= start_p
? "start" : "run";
419 struct target_ops
*run_target
= find_run_target ();
420 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
424 if (inf
->pid
!= ptid_get_pid (inferior_ptid
))
426 struct thread_info
*tp
;
428 tp
= any_thread_of_process (inf
->pid
);
430 error (_("Inferior has no threads."));
432 switch_to_thread (tp
->ptid
);
437 set_current_inferior (inf
);
438 switch_to_thread (null_ptid
);
439 set_current_program_space (inf
->pspace
);
441 mi_execute_cli_command (run_cmd
, async_p
,
442 async_p
? "&" : NULL
);
447 mi_cmd_exec_run (char *command
, char **argv
, int argc
)
451 /* Parse the command options. */
456 static const struct mi_opt opts
[] =
458 {"-start", START_OPT
, 0},
467 int opt
= mi_getopt ("-exec-run", argc
, argv
, opts
, &oind
, &oarg
);
471 switch ((enum opt
) opt
)
479 /* This command does not accept any argument. Make sure the user
480 did not provide any. */
482 error (_("Invalid argument: %s"), argv
[oind
]);
484 if (current_context
->all
)
486 struct cleanup
*back_to
= save_current_space_and_thread ();
488 iterate_over_inferiors (run_one_inferior
, &start_p
);
489 do_cleanups (back_to
);
493 const char *run_cmd
= start_p
? "start" : "run";
494 struct target_ops
*run_target
= find_run_target ();
495 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
497 mi_execute_cli_command (run_cmd
, async_p
,
498 async_p
? "&" : NULL
);
504 find_thread_of_process (struct thread_info
*ti
, void *p
)
508 if (ptid_get_pid (ti
->ptid
) == pid
&& !is_exited (ti
->ptid
))
515 mi_cmd_target_detach (char *command
, char **argv
, int argc
)
517 if (argc
!= 0 && argc
!= 1)
518 error (_("Usage: -target-detach [pid | thread-group]"));
522 struct thread_info
*tp
;
526 /* First see if we are dealing with a thread-group id. */
529 struct inferior
*inf
;
530 int id
= strtoul (argv
[0] + 1, &end
, 0);
533 error (_("Invalid syntax of thread-group id '%s'"), argv
[0]);
535 inf
= find_inferior_id (id
);
537 error (_("Non-existent thread-group id '%d'"), id
);
543 /* We must be dealing with a pid. */
544 pid
= strtol (argv
[0], &end
, 10);
547 error (_("Invalid identifier '%s'"), argv
[0]);
550 /* Pick any thread in the desired process. Current
551 target_detach detaches from the parent of inferior_ptid. */
552 tp
= iterate_over_threads (find_thread_of_process
, &pid
);
554 error (_("Thread group is empty"));
556 switch_to_thread (tp
->ptid
);
559 detach_command (NULL
, 0);
563 mi_cmd_thread_select (char *command
, char **argv
, int argc
)
566 char *mi_error_message
;
567 ptid_t previous_ptid
= inferior_ptid
;
570 error (_("-thread-select: USAGE: threadnum."));
572 rc
= gdb_thread_select (current_uiout
, argv
[0], &mi_error_message
);
574 /* If thread switch did not succeed don't notify or print. */
575 if (rc
== GDB_RC_FAIL
)
577 make_cleanup (xfree
, mi_error_message
);
578 error ("%s", mi_error_message
);
581 print_selected_thread_frame (current_uiout
,
582 USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
584 /* Notify if the thread has effectively changed. */
585 if (!ptid_equal (inferior_ptid
, previous_ptid
))
587 observer_notify_user_selected_context_changed (USER_SELECTED_THREAD
588 | USER_SELECTED_FRAME
);
593 mi_cmd_thread_list_ids (char *command
, char **argv
, int argc
)
596 char *mi_error_message
;
599 error (_("-thread-list-ids: No arguments required."));
601 rc
= gdb_list_thread_ids (current_uiout
, &mi_error_message
);
603 if (rc
== GDB_RC_FAIL
)
605 make_cleanup (xfree
, mi_error_message
);
606 error ("%s", mi_error_message
);
611 mi_cmd_thread_info (char *command
, char **argv
, int argc
)
613 if (argc
!= 0 && argc
!= 1)
614 error (_("Invalid MI command"));
616 print_thread_info (current_uiout
, argv
[0], -1);
619 struct collect_cores_data
627 collect_cores (struct thread_info
*ti
, void *xdata
)
629 struct collect_cores_data
*data
= (struct collect_cores_data
*) xdata
;
631 if (ptid_get_pid (ti
->ptid
) == data
->pid
)
633 int core
= target_core_of_thread (ti
->ptid
);
636 VEC_safe_push (int, data
->cores
, core
);
643 unique (int *b
, int *e
)
653 struct print_one_inferior_data
656 VEC (int) *inferiors
;
660 print_one_inferior (struct inferior
*inferior
, void *xdata
)
662 struct print_one_inferior_data
*top_data
663 = (struct print_one_inferior_data
*) xdata
;
664 struct ui_out
*uiout
= current_uiout
;
666 if (VEC_empty (int, top_data
->inferiors
)
667 || bsearch (&(inferior
->pid
), VEC_address (int, top_data
->inferiors
),
668 VEC_length (int, top_data
->inferiors
), sizeof (int),
669 compare_positive_ints
))
671 struct collect_cores_data data
;
672 struct cleanup
*back_to
673 = make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
675 ui_out_field_fmt (uiout
, "id", "i%d", inferior
->num
);
676 ui_out_field_string (uiout
, "type", "process");
677 if (inferior
->has_exit_code
)
678 ui_out_field_string (uiout
, "exit-code",
679 int_string (inferior
->exit_code
, 8, 0, 0, 1));
680 if (inferior
->pid
!= 0)
681 ui_out_field_int (uiout
, "pid", inferior
->pid
);
683 if (inferior
->pspace
->pspace_exec_filename
!= NULL
)
685 ui_out_field_string (uiout
, "executable",
686 inferior
->pspace
->pspace_exec_filename
);
690 if (inferior
->pid
!= 0)
692 data
.pid
= inferior
->pid
;
693 iterate_over_threads (collect_cores
, &data
);
696 if (!VEC_empty (int, data
.cores
))
699 struct cleanup
*back_to_2
=
700 make_cleanup_ui_out_list_begin_end (uiout
, "cores");
702 qsort (VEC_address (int, data
.cores
),
703 VEC_length (int, data
.cores
), sizeof (int),
704 compare_positive_ints
);
706 b
= VEC_address (int, data
.cores
);
707 e
= b
+ VEC_length (int, data
.cores
);
711 ui_out_field_int (uiout
, NULL
, *b
);
713 do_cleanups (back_to_2
);
716 if (top_data
->recurse
)
717 print_thread_info (uiout
, NULL
, inferior
->pid
);
719 do_cleanups (back_to
);
725 /* Output a field named 'cores' with a list as the value. The
726 elements of the list are obtained by splitting 'cores' on
730 output_cores (struct ui_out
*uiout
, const char *field_name
, const char *xcores
)
732 struct cleanup
*back_to
= make_cleanup_ui_out_list_begin_end (uiout
,
734 char *cores
= xstrdup (xcores
);
737 make_cleanup (xfree
, cores
);
739 for (p
= strtok (p
, ","); p
; p
= strtok (NULL
, ","))
740 ui_out_field_string (uiout
, NULL
, p
);
742 do_cleanups (back_to
);
746 free_vector_of_ints (void *xvector
)
748 VEC (int) **vector
= (VEC (int) **) xvector
;
750 VEC_free (int, *vector
);
754 do_nothing (splay_tree_key k
)
759 free_vector_of_osdata_items (splay_tree_value xvalue
)
761 VEC (osdata_item_s
) *value
= (VEC (osdata_item_s
) *) xvalue
;
763 /* We don't free the items itself, it will be done separately. */
764 VEC_free (osdata_item_s
, value
);
768 splay_tree_int_comparator (splay_tree_key xa
, splay_tree_key xb
)
777 free_splay_tree (void *xt
)
779 splay_tree t
= (splay_tree
) xt
;
780 splay_tree_delete (t
);
784 list_available_thread_groups (VEC (int) *ids
, int recurse
)
787 struct osdata_item
*item
;
789 struct ui_out
*uiout
= current_uiout
;
790 struct cleanup
*cleanup
;
792 /* This keeps a map from integer (pid) to VEC (struct osdata_item *)*
793 The vector contains information about all threads for the given pid.
794 This is assigned an initial value to avoid "may be used uninitialized"
796 splay_tree tree
= NULL
;
798 /* get_osdata will throw if it cannot return data. */
799 data
= get_osdata ("processes");
800 cleanup
= make_cleanup_osdata_free (data
);
804 struct osdata
*threads
= get_osdata ("threads");
806 make_cleanup_osdata_free (threads
);
807 tree
= splay_tree_new (splay_tree_int_comparator
,
809 free_vector_of_osdata_items
);
810 make_cleanup (free_splay_tree
, tree
);
813 VEC_iterate (osdata_item_s
, threads
->items
,
817 const char *pid
= get_osdata_column (item
, "pid");
818 int pid_i
= strtoul (pid
, NULL
, 0);
819 VEC (osdata_item_s
) *vec
= 0;
821 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
824 VEC_safe_push (osdata_item_s
, vec
, item
);
825 splay_tree_insert (tree
, pid_i
, (splay_tree_value
)vec
);
829 vec
= (VEC (osdata_item_s
) *) n
->value
;
830 VEC_safe_push (osdata_item_s
, vec
, item
);
831 n
->value
= (splay_tree_value
) vec
;
836 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
839 VEC_iterate (osdata_item_s
, data
->items
,
843 struct cleanup
*back_to
;
845 const char *pid
= get_osdata_column (item
, "pid");
846 const char *cmd
= get_osdata_column (item
, "command");
847 const char *user
= get_osdata_column (item
, "user");
848 const char *cores
= get_osdata_column (item
, "cores");
850 int pid_i
= strtoul (pid
, NULL
, 0);
852 /* At present, the target will return all available processes
853 and if information about specific ones was required, we filter
854 undesired processes here. */
855 if (ids
&& bsearch (&pid_i
, VEC_address (int, ids
),
856 VEC_length (int, ids
),
857 sizeof (int), compare_positive_ints
) == NULL
)
861 back_to
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
863 ui_out_field_fmt (uiout
, "id", "%s", pid
);
864 ui_out_field_string (uiout
, "type", "process");
866 ui_out_field_string (uiout
, "description", cmd
);
868 ui_out_field_string (uiout
, "user", user
);
870 output_cores (uiout
, "cores", cores
);
874 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
877 VEC (osdata_item_s
) *children
= (VEC (osdata_item_s
) *) n
->value
;
878 struct osdata_item
*child
;
881 make_cleanup_ui_out_list_begin_end (uiout
, "threads");
884 VEC_iterate (osdata_item_s
, children
, ix_child
, child
);
887 struct cleanup
*back_to_2
=
888 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
889 const char *tid
= get_osdata_column (child
, "tid");
890 const char *tcore
= get_osdata_column (child
, "core");
892 ui_out_field_string (uiout
, "id", tid
);
894 ui_out_field_string (uiout
, "core", tcore
);
896 do_cleanups (back_to_2
);
901 do_cleanups (back_to
);
904 do_cleanups (cleanup
);
908 mi_cmd_list_thread_groups (char *command
, char **argv
, int argc
)
910 struct ui_out
*uiout
= current_uiout
;
911 struct cleanup
*back_to
;
918 AVAILABLE_OPT
, RECURSE_OPT
920 static const struct mi_opt opts
[] =
922 {"-available", AVAILABLE_OPT
, 0},
923 {"-recurse", RECURSE_OPT
, 1},
932 int opt
= mi_getopt ("-list-thread-groups", argc
, argv
, opts
,
937 switch ((enum opt
) opt
)
943 if (strcmp (oarg
, "0") == 0)
945 else if (strcmp (oarg
, "1") == 0)
948 error (_("only '0' and '1' are valid values "
949 "for the '--recurse' option"));
954 for (; oind
< argc
; ++oind
)
959 if (*(argv
[oind
]) != 'i')
960 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
962 inf
= strtoul (argv
[oind
] + 1, &end
, 0);
965 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
966 VEC_safe_push (int, ids
, inf
);
968 if (VEC_length (int, ids
) > 1)
969 qsort (VEC_address (int, ids
),
970 VEC_length (int, ids
),
971 sizeof (int), compare_positive_ints
);
973 back_to
= make_cleanup (free_vector_of_ints
, &ids
);
977 list_available_thread_groups (ids
, recurse
);
979 else if (VEC_length (int, ids
) == 1)
981 /* Local thread groups, single id. */
982 int id
= *VEC_address (int, ids
);
983 struct inferior
*inf
= find_inferior_id (id
);
986 error (_("Non-existent thread group id '%d'"), id
);
988 print_thread_info (uiout
, NULL
, inf
->pid
);
992 struct print_one_inferior_data data
;
994 data
.recurse
= recurse
;
995 data
.inferiors
= ids
;
997 /* Local thread groups. Either no explicit ids -- and we
998 print everything, or several explicit ids. In both cases,
999 we print more than one group, and have to use 'groups'
1000 as the top-level element. */
1001 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
1002 update_thread_list ();
1003 iterate_over_inferiors (print_one_inferior
, &data
);
1006 do_cleanups (back_to
);
1010 mi_cmd_data_list_register_names (char *command
, char **argv
, int argc
)
1012 struct gdbarch
*gdbarch
;
1013 struct ui_out
*uiout
= current_uiout
;
1014 int regnum
, numregs
;
1016 struct cleanup
*cleanup
;
1018 /* Note that the test for a valid register must include checking the
1019 gdbarch_register_name because gdbarch_num_regs may be allocated
1020 for the union of the register sets within a family of related
1021 processors. In this case, some entries of gdbarch_register_name
1022 will change depending upon the particular processor being
1025 gdbarch
= get_current_arch ();
1026 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1028 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-names");
1030 if (argc
== 0) /* No args, just do all the regs. */
1036 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1037 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1038 ui_out_field_string (uiout
, NULL
, "");
1040 ui_out_field_string (uiout
, NULL
,
1041 gdbarch_register_name (gdbarch
, regnum
));
1045 /* Else, list of register #s, just do listed regs. */
1046 for (i
= 0; i
< argc
; i
++)
1048 regnum
= atoi (argv
[i
]);
1049 if (regnum
< 0 || regnum
>= numregs
)
1050 error (_("bad register number"));
1052 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1053 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1054 ui_out_field_string (uiout
, NULL
, "");
1056 ui_out_field_string (uiout
, NULL
,
1057 gdbarch_register_name (gdbarch
, regnum
));
1059 do_cleanups (cleanup
);
1063 mi_cmd_data_list_changed_registers (char *command
, char **argv
, int argc
)
1065 static struct regcache
*this_regs
= NULL
;
1066 struct ui_out
*uiout
= current_uiout
;
1067 struct regcache
*prev_regs
;
1068 struct gdbarch
*gdbarch
;
1069 int regnum
, numregs
, changed
;
1071 struct cleanup
*cleanup
;
1073 /* The last time we visited this function, the current frame's
1074 register contents were saved in THIS_REGS. Move THIS_REGS over
1075 to PREV_REGS, and refresh THIS_REGS with the now-current register
1078 prev_regs
= this_regs
;
1079 this_regs
= frame_save_as_regcache (get_selected_frame (NULL
));
1080 cleanup
= make_cleanup_regcache_xfree (prev_regs
);
1082 /* Note that the test for a valid register must include checking the
1083 gdbarch_register_name because gdbarch_num_regs may be allocated
1084 for the union of the register sets within a family of related
1085 processors. In this case, some entries of gdbarch_register_name
1086 will change depending upon the particular processor being
1089 gdbarch
= get_regcache_arch (this_regs
);
1090 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1092 make_cleanup_ui_out_list_begin_end (uiout
, "changed-registers");
1096 /* No args, just do all the regs. */
1101 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1102 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1104 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1106 error (_("-data-list-changed-registers: "
1107 "Unable to read register contents."));
1109 ui_out_field_int (uiout
, NULL
, regnum
);
1113 /* Else, list of register #s, just do listed regs. */
1114 for (i
= 0; i
< argc
; i
++)
1116 regnum
= atoi (argv
[i
]);
1120 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1121 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1123 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1125 error (_("-data-list-changed-registers: "
1126 "Unable to read register contents."));
1128 ui_out_field_int (uiout
, NULL
, regnum
);
1131 error (_("bad register number"));
1133 do_cleanups (cleanup
);
1137 register_changed_p (int regnum
, struct regcache
*prev_regs
,
1138 struct regcache
*this_regs
)
1140 struct gdbarch
*gdbarch
= get_regcache_arch (this_regs
);
1141 gdb_byte prev_buffer
[MAX_REGISTER_SIZE
];
1142 gdb_byte this_buffer
[MAX_REGISTER_SIZE
];
1143 enum register_status prev_status
;
1144 enum register_status this_status
;
1146 /* First time through or after gdbarch change consider all registers
1148 if (!prev_regs
|| get_regcache_arch (prev_regs
) != gdbarch
)
1151 /* Get register contents and compare. */
1152 prev_status
= regcache_cooked_read (prev_regs
, regnum
, prev_buffer
);
1153 this_status
= regcache_cooked_read (this_regs
, regnum
, this_buffer
);
1155 if (this_status
!= prev_status
)
1157 else if (this_status
== REG_VALID
)
1158 return memcmp (prev_buffer
, this_buffer
,
1159 register_size (gdbarch
, regnum
)) != 0;
1164 /* Return a list of register number and value pairs. The valid
1165 arguments expected are: a letter indicating the format in which to
1166 display the registers contents. This can be one of: x
1167 (hexadecimal), d (decimal), N (natural), t (binary), o (octal), r
1168 (raw). After the format argument there can be a sequence of
1169 numbers, indicating which registers to fetch the content of. If
1170 the format is the only argument, a list of all the registers with
1171 their values is returned. */
1174 mi_cmd_data_list_register_values (char *command
, char **argv
, int argc
)
1176 struct ui_out
*uiout
= current_uiout
;
1177 struct frame_info
*frame
;
1178 struct gdbarch
*gdbarch
;
1179 int regnum
, numregs
, format
;
1181 struct cleanup
*list_cleanup
;
1182 int skip_unavailable
= 0;
1188 static const struct mi_opt opts
[] =
1190 {"-skip-unavailable", SKIP_UNAVAILABLE
, 0},
1194 /* Note that the test for a valid register must include checking the
1195 gdbarch_register_name because gdbarch_num_regs may be allocated
1196 for the union of the register sets within a family of related
1197 processors. In this case, some entries of gdbarch_register_name
1198 will change depending upon the particular processor being
1204 int opt
= mi_getopt ("-data-list-register-values", argc
, argv
,
1205 opts
, &oind
, &oarg
);
1209 switch ((enum opt
) opt
)
1211 case SKIP_UNAVAILABLE
:
1212 skip_unavailable
= 1;
1217 if (argc
- oind
< 1)
1218 error (_("-data-list-register-values: Usage: "
1219 "-data-list-register-values [--skip-unavailable] <format>"
1220 " [<regnum1>...<regnumN>]"));
1222 format
= (int) argv
[oind
][0];
1224 frame
= get_selected_frame (NULL
);
1225 gdbarch
= get_frame_arch (frame
);
1226 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1228 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-values");
1230 if (argc
- oind
== 1)
1232 /* No args, beside the format: do all the regs. */
1237 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1238 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1241 output_register (frame
, regnum
, format
, skip_unavailable
);
1245 /* Else, list of register #s, just do listed regs. */
1246 for (i
= 1 + oind
; i
< argc
; i
++)
1248 regnum
= atoi (argv
[i
]);
1252 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1253 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1254 output_register (frame
, regnum
, format
, skip_unavailable
);
1256 error (_("bad register number"));
1258 do_cleanups (list_cleanup
);
1261 /* Output one register REGNUM's contents in the desired FORMAT. If
1262 SKIP_UNAVAILABLE is true, skip the register if it is
1266 output_register (struct frame_info
*frame
, int regnum
, int format
,
1267 int skip_unavailable
)
1269 struct ui_out
*uiout
= current_uiout
;
1270 struct value
*val
= value_of_register (regnum
, frame
);
1271 struct cleanup
*tuple_cleanup
;
1272 struct value_print_options opts
;
1273 struct ui_file
*stb
;
1275 if (skip_unavailable
&& !value_entirely_available (val
))
1278 tuple_cleanup
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1279 ui_out_field_int (uiout
, "number", regnum
);
1287 stb
= mem_fileopen ();
1288 make_cleanup_ui_file_delete (stb
);
1290 get_formatted_print_options (&opts
, format
);
1292 val_print (value_type (val
),
1293 value_contents_for_printing (val
),
1294 value_embedded_offset (val
), 0,
1295 stb
, 0, val
, &opts
, current_language
);
1296 ui_out_field_stream (uiout
, "value", stb
);
1298 do_cleanups (tuple_cleanup
);
1301 /* Write given values into registers. The registers and values are
1302 given as pairs. The corresponding MI command is
1303 -data-write-register-values <format>
1304 [<regnum1> <value1>...<regnumN> <valueN>] */
1306 mi_cmd_data_write_register_values (char *command
, char **argv
, int argc
)
1308 struct regcache
*regcache
;
1309 struct gdbarch
*gdbarch
;
1312 /* Note that the test for a valid register must include checking the
1313 gdbarch_register_name because gdbarch_num_regs may be allocated
1314 for the union of the register sets within a family of related
1315 processors. In this case, some entries of gdbarch_register_name
1316 will change depending upon the particular processor being
1319 regcache
= get_current_regcache ();
1320 gdbarch
= get_regcache_arch (regcache
);
1321 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1324 error (_("-data-write-register-values: Usage: -data-write-register-"
1325 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1327 if (!target_has_registers
)
1328 error (_("-data-write-register-values: No registers."));
1331 error (_("-data-write-register-values: No regs and values specified."));
1334 error (_("-data-write-register-values: "
1335 "Regs and vals are not in pairs."));
1337 for (i
= 1; i
< argc
; i
= i
+ 2)
1339 int regnum
= atoi (argv
[i
]);
1341 if (regnum
>= 0 && regnum
< numregs
1342 && gdbarch_register_name (gdbarch
, regnum
)
1343 && *gdbarch_register_name (gdbarch
, regnum
))
1347 /* Get the value as a number. */
1348 value
= parse_and_eval_address (argv
[i
+ 1]);
1350 /* Write it down. */
1351 regcache_cooked_write_signed (regcache
, regnum
, value
);
1354 error (_("bad register number"));
1358 /* Evaluate the value of the argument. The argument is an
1359 expression. If the expression contains spaces it needs to be
1360 included in double quotes. */
1363 mi_cmd_data_evaluate_expression (char *command
, char **argv
, int argc
)
1365 struct cleanup
*old_chain
;
1367 struct ui_file
*stb
;
1368 struct value_print_options opts
;
1369 struct ui_out
*uiout
= current_uiout
;
1371 stb
= mem_fileopen ();
1372 old_chain
= make_cleanup_ui_file_delete (stb
);
1375 error (_("-data-evaluate-expression: "
1376 "Usage: -data-evaluate-expression expression"));
1378 expression_up expr
= parse_expression (argv
[0]);
1380 val
= evaluate_expression (expr
.get ());
1382 /* Print the result of the expression evaluation. */
1383 get_user_print_options (&opts
);
1385 common_val_print (val
, stb
, 0, &opts
, current_language
);
1387 ui_out_field_stream (uiout
, "value", stb
);
1389 do_cleanups (old_chain
);
1392 /* This is the -data-read-memory command.
1394 ADDR: start address of data to be dumped.
1395 WORD-FORMAT: a char indicating format for the ``word''. See
1397 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1398 NR_ROW: Number of rows.
1399 NR_COL: The number of colums (words per row).
1400 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1401 ASCHAR for unprintable characters.
1403 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1404 displayes them. Returns:
1406 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1409 The number of bytes read is SIZE*ROW*COL. */
1412 mi_cmd_data_read_memory (char *command
, char **argv
, int argc
)
1414 struct gdbarch
*gdbarch
= get_current_arch ();
1415 struct ui_out
*uiout
= current_uiout
;
1417 long total_bytes
, nr_cols
, nr_rows
;
1419 struct type
*word_type
;
1431 static const struct mi_opt opts
[] =
1433 {"o", OFFSET_OPT
, 1},
1439 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1444 switch ((enum opt
) opt
)
1447 offset
= atol (oarg
);
1454 if (argc
< 5 || argc
> 6)
1455 error (_("-data-read-memory: Usage: "
1456 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1458 /* Extract all the arguments. */
1460 /* Start address of the memory dump. */
1461 addr
= parse_and_eval_address (argv
[0]) + offset
;
1462 /* The format character to use when displaying a memory word. See
1463 the ``x'' command. */
1464 word_format
= argv
[1][0];
1465 /* The size of the memory word. */
1466 word_size
= atol (argv
[2]);
1470 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1474 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1478 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1482 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1486 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1489 /* The number of rows. */
1490 nr_rows
= atol (argv
[3]);
1492 error (_("-data-read-memory: invalid number of rows."));
1494 /* Number of bytes per row. */
1495 nr_cols
= atol (argv
[4]);
1497 error (_("-data-read-memory: invalid number of columns."));
1499 /* The un-printable character when printing ascii. */
1505 /* Create a buffer and read it in. */
1506 total_bytes
= word_size
* nr_rows
* nr_cols
;
1508 gdb::unique_ptr
<gdb_byte
[]> mbuf (new gdb_byte
[total_bytes
]);
1510 /* Dispatch memory reads to the topmost target, not the flattened
1512 nr_bytes
= target_read (current_target
.beneath
,
1513 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.get (),
1516 error (_("Unable to read memory."));
1518 /* Output the header information. */
1519 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
);
1520 ui_out_field_int (uiout
, "nr-bytes", nr_bytes
);
1521 ui_out_field_int (uiout
, "total-bytes", total_bytes
);
1522 ui_out_field_core_addr (uiout
, "next-row",
1523 gdbarch
, addr
+ word_size
* nr_cols
);
1524 ui_out_field_core_addr (uiout
, "prev-row",
1525 gdbarch
, addr
- word_size
* nr_cols
);
1526 ui_out_field_core_addr (uiout
, "next-page", gdbarch
, addr
+ total_bytes
);
1527 ui_out_field_core_addr (uiout
, "prev-page", gdbarch
, addr
- total_bytes
);
1529 /* Build the result as a two dimentional table. */
1531 struct ui_file
*stream
;
1532 struct cleanup
*cleanup_stream
;
1536 stream
= mem_fileopen ();
1537 cleanup_stream
= make_cleanup_ui_file_delete (stream
);
1539 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1540 for (row
= 0, row_byte
= 0;
1542 row
++, row_byte
+= nr_cols
* word_size
)
1546 struct cleanup
*cleanup_tuple
;
1547 struct cleanup
*cleanup_list_data
;
1548 struct value_print_options opts
;
1550 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1551 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
+ row_byte
);
1552 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1554 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
1555 get_formatted_print_options (&opts
, word_format
);
1556 for (col
= 0, col_byte
= row_byte
;
1558 col
++, col_byte
+= word_size
)
1560 if (col_byte
+ word_size
> nr_bytes
)
1562 ui_out_field_string (uiout
, NULL
, "N/A");
1566 ui_file_rewind (stream
);
1567 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1568 word_asize
, stream
);
1569 ui_out_field_stream (uiout
, NULL
, stream
);
1572 do_cleanups (cleanup_list_data
);
1577 ui_file_rewind (stream
);
1578 for (byte
= row_byte
;
1579 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1581 if (byte
>= nr_bytes
)
1582 fputc_unfiltered ('X', stream
);
1583 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1584 fputc_unfiltered (aschar
, stream
);
1586 fputc_unfiltered (mbuf
[byte
], stream
);
1588 ui_out_field_stream (uiout
, "ascii", stream
);
1590 do_cleanups (cleanup_tuple
);
1592 do_cleanups (cleanup_stream
);
1597 mi_cmd_data_read_memory_bytes (char *command
, char **argv
, int argc
)
1599 struct gdbarch
*gdbarch
= get_current_arch ();
1600 struct ui_out
*uiout
= current_uiout
;
1601 struct cleanup
*cleanups
;
1604 memory_read_result_s
*read_result
;
1606 VEC(memory_read_result_s
) *result
;
1608 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1615 static const struct mi_opt opts
[] =
1617 {"o", OFFSET_OPT
, 1},
1623 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1627 switch ((enum opt
) opt
)
1630 offset
= atol (oarg
);
1638 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1640 addr
= parse_and_eval_address (argv
[0]) + offset
;
1641 length
= atol (argv
[1]);
1643 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1645 cleanups
= make_cleanup (free_memory_read_result_vector
, &result
);
1647 if (VEC_length (memory_read_result_s
, result
) == 0)
1648 error (_("Unable to read memory."));
1650 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1652 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1655 struct cleanup
*t
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1660 ui_out_field_core_addr (uiout
, "begin", gdbarch
, read_result
->begin
);
1661 ui_out_field_core_addr (uiout
, "offset", gdbarch
, read_result
->begin
1663 ui_out_field_core_addr (uiout
, "end", gdbarch
, read_result
->end
);
1665 alloc_len
= (read_result
->end
- read_result
->begin
) * 2 * unit_size
+ 1;
1666 data
= (char *) xmalloc (alloc_len
);
1668 for (i
= 0, p
= data
;
1669 i
< ((read_result
->end
- read_result
->begin
) * unit_size
);
1672 sprintf (p
, "%02x", read_result
->data
[i
]);
1674 ui_out_field_string (uiout
, "contents", data
);
1678 do_cleanups (cleanups
);
1681 /* Implementation of the -data-write_memory command.
1683 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1684 offset from the beginning of the memory grid row where the cell to
1686 ADDR: start address of the row in the memory grid where the memory
1687 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1688 the location to write to.
1689 FORMAT: a char indicating format for the ``word''. See
1691 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1692 VALUE: value to be written into the memory address.
1694 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1699 mi_cmd_data_write_memory (char *command
, char **argv
, int argc
)
1701 struct gdbarch
*gdbarch
= get_current_arch ();
1702 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1705 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1706 enough when using a compiler other than GCC. */
1709 struct cleanup
*old_chain
;
1717 static const struct mi_opt opts
[] =
1719 {"o", OFFSET_OPT
, 1},
1725 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1730 switch ((enum opt
) opt
)
1733 offset
= atol (oarg
);
1741 error (_("-data-write-memory: Usage: "
1742 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1744 /* Extract all the arguments. */
1745 /* Start address of the memory dump. */
1746 addr
= parse_and_eval_address (argv
[0]);
1747 /* The size of the memory word. */
1748 word_size
= atol (argv
[2]);
1750 /* Calculate the real address of the write destination. */
1751 addr
+= (offset
* word_size
);
1753 /* Get the value as a number. */
1754 value
= parse_and_eval_address (argv
[3]);
1755 /* Get the value into an array. */
1756 buffer
= (gdb_byte
*) xmalloc (word_size
);
1757 old_chain
= make_cleanup (xfree
, buffer
);
1758 store_signed_integer (buffer
, word_size
, byte_order
, value
);
1759 /* Write it down to memory. */
1760 write_memory_with_notification (addr
, buffer
, word_size
);
1761 /* Free the buffer. */
1762 do_cleanups (old_chain
);
1765 /* Implementation of the -data-write-memory-bytes command.
1768 DATA: string of bytes to write at that address
1769 COUNT: number of bytes to be filled (decimal integer). */
1772 mi_cmd_data_write_memory_bytes (char *command
, char **argv
, int argc
)
1778 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1779 long int count_units
;
1780 struct cleanup
*back_to
;
1783 if (argc
!= 2 && argc
!= 3)
1784 error (_("Usage: ADDR DATA [COUNT]."));
1786 addr
= parse_and_eval_address (argv
[0]);
1788 len_hex
= strlen (cdata
);
1789 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1791 if (len_hex
% (unit_size
* 2) != 0)
1792 error (_("Hex-encoded '%s' must represent an integral number of "
1793 "addressable memory units."),
1796 len_bytes
= len_hex
/ 2;
1797 len_units
= len_bytes
/ unit_size
;
1800 count_units
= strtoul (argv
[2], NULL
, 10);
1802 count_units
= len_units
;
1804 databuf
= XNEWVEC (gdb_byte
, len_bytes
);
1805 back_to
= make_cleanup (xfree
, databuf
);
1807 for (i
= 0; i
< len_bytes
; ++i
)
1810 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1811 error (_("Invalid argument"));
1812 databuf
[i
] = (gdb_byte
) x
;
1815 if (len_units
< count_units
)
1817 /* Pattern is made of less units than count:
1818 repeat pattern to fill memory. */
1819 data
= (gdb_byte
*) xmalloc (count_units
* unit_size
);
1820 make_cleanup (xfree
, data
);
1822 /* Number of times the pattern is entirely repeated. */
1823 steps
= count_units
/ len_units
;
1824 /* Number of remaining addressable memory units. */
1825 remaining_units
= count_units
% len_units
;
1826 for (i
= 0; i
< steps
; i
++)
1827 memcpy (data
+ i
* len_bytes
, databuf
, len_bytes
);
1829 if (remaining_units
> 0)
1830 memcpy (data
+ steps
* len_bytes
, databuf
,
1831 remaining_units
* unit_size
);
1835 /* Pattern is longer than or equal to count:
1836 just copy count addressable memory units. */
1840 write_memory_with_notification (addr
, data
, count_units
);
1842 do_cleanups (back_to
);
1846 mi_cmd_enable_timings (char *command
, char **argv
, int argc
)
1852 if (strcmp (argv
[0], "yes") == 0)
1854 else if (strcmp (argv
[0], "no") == 0)
1865 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1869 mi_cmd_list_features (char *command
, char **argv
, int argc
)
1873 struct cleanup
*cleanup
= NULL
;
1874 struct ui_out
*uiout
= current_uiout
;
1876 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1877 ui_out_field_string (uiout
, NULL
, "frozen-varobjs");
1878 ui_out_field_string (uiout
, NULL
, "pending-breakpoints");
1879 ui_out_field_string (uiout
, NULL
, "thread-info");
1880 ui_out_field_string (uiout
, NULL
, "data-read-memory-bytes");
1881 ui_out_field_string (uiout
, NULL
, "breakpoint-notifications");
1882 ui_out_field_string (uiout
, NULL
, "ada-task-info");
1883 ui_out_field_string (uiout
, NULL
, "language-option");
1884 ui_out_field_string (uiout
, NULL
, "info-gdb-mi-command");
1885 ui_out_field_string (uiout
, NULL
, "undefined-command-error-code");
1886 ui_out_field_string (uiout
, NULL
, "exec-run-start-option");
1888 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1889 ui_out_field_string (uiout
, NULL
, "python");
1891 do_cleanups (cleanup
);
1895 error (_("-list-features should be passed no arguments"));
1899 mi_cmd_list_target_features (char *command
, char **argv
, int argc
)
1903 struct cleanup
*cleanup
= NULL
;
1904 struct ui_out
*uiout
= current_uiout
;
1906 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1908 ui_out_field_string (uiout
, NULL
, "async");
1909 if (target_can_execute_reverse
)
1910 ui_out_field_string (uiout
, NULL
, "reverse");
1911 do_cleanups (cleanup
);
1915 error (_("-list-target-features should be passed no arguments"));
1919 mi_cmd_add_inferior (char *command
, char **argv
, int argc
)
1921 struct inferior
*inf
;
1924 error (_("-add-inferior should be passed no arguments"));
1926 inf
= add_inferior_with_spaces ();
1928 ui_out_field_fmt (current_uiout
, "inferior", "i%d", inf
->num
);
1931 /* Callback used to find the first inferior other than the current
1935 get_other_inferior (struct inferior
*inf
, void *arg
)
1937 if (inf
== current_inferior ())
1944 mi_cmd_remove_inferior (char *command
, char **argv
, int argc
)
1947 struct inferior
*inf
;
1950 error (_("-remove-inferior should be passed a single argument"));
1952 if (sscanf (argv
[0], "i%d", &id
) != 1)
1953 error (_("the thread group id is syntactically invalid"));
1955 inf
= find_inferior_id (id
);
1957 error (_("the specified thread group does not exist"));
1960 error (_("cannot remove an active inferior"));
1962 if (inf
== current_inferior ())
1964 struct thread_info
*tp
= 0;
1965 struct inferior
*new_inferior
1966 = iterate_over_inferiors (get_other_inferior
, NULL
);
1968 if (new_inferior
== NULL
)
1969 error (_("Cannot remove last inferior"));
1971 set_current_inferior (new_inferior
);
1972 if (new_inferior
->pid
!= 0)
1973 tp
= any_thread_of_process (new_inferior
->pid
);
1974 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1975 set_current_program_space (new_inferior
->pspace
);
1978 delete_inferior (inf
);
1983 /* Execute a command within a safe environment.
1984 Return <0 for error; >=0 for ok.
1986 args->action will tell mi_execute_command what action
1987 to perfrom after the given command has executed (display/suppress
1988 prompt, display error). */
1991 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1993 struct mi_interp
*mi
= (struct mi_interp
*) interp_data (command_interp ());
1994 struct cleanup
*cleanup
;
1997 current_command_ts
= context
->cmd_start
;
1999 current_token
= xstrdup (context
->token
);
2000 cleanup
= make_cleanup (free_current_contents
, ¤t_token
);
2002 running_result_record_printed
= 0;
2004 switch (context
->op
)
2007 /* A MI command was read from the input stream. */
2009 /* FIXME: gdb_???? */
2010 fprintf_unfiltered (mi
->raw_stdout
,
2011 " token=`%s' command=`%s' args=`%s'\n",
2012 context
->token
, context
->command
, context
->args
);
2014 mi_cmd_execute (context
);
2016 /* Print the result if there were no errors.
2018 Remember that on the way out of executing a command, you have
2019 to directly use the mi_interp's uiout, since the command
2020 could have reset the interpreter, in which case the current
2021 uiout will most likely crash in the mi_out_* routines. */
2022 if (!running_result_record_printed
)
2024 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2025 /* There's no particularly good reason why target-connect results
2026 in not ^done. Should kill ^connected for MI3. */
2027 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
2028 ? "^connected" : "^done", mi
->raw_stdout
);
2029 mi_out_put (uiout
, mi
->raw_stdout
);
2030 mi_out_rewind (uiout
);
2031 mi_print_timing_maybe (mi
->raw_stdout
);
2032 fputs_unfiltered ("\n", mi
->raw_stdout
);
2035 /* The command does not want anything to be printed. In that
2036 case, the command probably should not have written anything
2037 to uiout, but in case it has written something, discard it. */
2038 mi_out_rewind (uiout
);
2045 /* A CLI command was read from the input stream. */
2046 /* This "feature" will be removed as soon as we have a
2047 complete set of mi commands. */
2048 /* Echo the command on the console. */
2049 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
2050 /* Call the "console" interpreter. */
2051 argv
[0] = INTERP_CONSOLE
;
2052 argv
[1] = context
->command
;
2053 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
2055 /* If we changed interpreters, DON'T print out anything. */
2056 if (current_interp_named_p (INTERP_MI
)
2057 || current_interp_named_p (INTERP_MI1
)
2058 || current_interp_named_p (INTERP_MI2
)
2059 || current_interp_named_p (INTERP_MI3
))
2061 if (!running_result_record_printed
)
2063 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2064 fputs_unfiltered ("^done", mi
->raw_stdout
);
2065 mi_out_put (uiout
, mi
->raw_stdout
);
2066 mi_out_rewind (uiout
);
2067 mi_print_timing_maybe (mi
->raw_stdout
);
2068 fputs_unfiltered ("\n", mi
->raw_stdout
);
2071 mi_out_rewind (uiout
);
2077 do_cleanups (cleanup
);
2080 /* Print a gdb exception to the MI output stream. */
2083 mi_print_exception (const char *token
, struct gdb_exception exception
)
2085 struct mi_interp
*mi
2086 = (struct mi_interp
*) interp_data (current_interpreter ());
2088 fputs_unfiltered (token
, mi
->raw_stdout
);
2089 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
2090 if (exception
.message
== NULL
)
2091 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
2093 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
2094 fputs_unfiltered ("\"", mi
->raw_stdout
);
2096 switch (exception
.error
)
2098 case UNDEFINED_COMMAND_ERROR
:
2099 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
2103 fputs_unfiltered ("\n", mi
->raw_stdout
);
2106 /* Determine whether the parsed command already notifies the
2107 user_selected_context_changed observer. */
2110 command_notifies_uscc_observer (struct mi_parse
*command
)
2112 if (command
->op
== CLI_COMMAND
)
2114 /* CLI commands "thread" and "inferior" already send it. */
2115 return (strncmp (command
->command
, "thread ", 7) == 0
2116 || strncmp (command
->command
, "inferior ", 9) == 0);
2118 else /* MI_COMMAND */
2120 if (strcmp (command
->command
, "interpreter-exec") == 0
2121 && command
->argc
> 1)
2123 /* "thread" and "inferior" again, but through -interpreter-exec. */
2124 return (strncmp (command
->argv
[1], "thread ", 7) == 0
2125 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
2129 /* -thread-select already sends it. */
2130 return strcmp (command
->command
, "thread-select") == 0;
2135 mi_execute_command (const char *cmd
, int from_tty
)
2138 struct mi_parse
*command
= NULL
;
2140 /* This is to handle EOF (^D). We just quit gdb. */
2141 /* FIXME: we should call some API function here. */
2143 quit_force (NULL
, from_tty
);
2145 target_log_command (cmd
);
2149 command
= mi_parse (cmd
, &token
);
2151 CATCH (exception
, RETURN_MASK_ALL
)
2153 mi_print_exception (token
, exception
);
2158 if (command
!= NULL
)
2160 ptid_t previous_ptid
= inferior_ptid
;
2161 struct cleanup
*cleanup
= make_cleanup (null_cleanup
, NULL
);
2163 command
->token
= token
;
2165 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2167 make_cleanup_restore_integer (command
->cmd
->suppress_notification
);
2168 *command
->cmd
->suppress_notification
= 1;
2173 command
->cmd_start
= XNEW (struct mi_timestamp
);
2174 timestamp (command
->cmd_start
);
2179 captured_mi_execute_command (current_uiout
, command
);
2181 CATCH (result
, RETURN_MASK_ALL
)
2183 /* Like in start_event_loop, enable input and force display
2184 of the prompt. Otherwise, any command that calls
2185 async_disable_stdin, and then throws, will leave input
2187 async_enable_stdin ();
2188 current_ui
->prompt_state
= PROMPT_NEEDED
;
2190 /* The command execution failed and error() was called
2192 mi_print_exception (command
->token
, result
);
2193 mi_out_rewind (current_uiout
);
2197 bpstat_do_actions ();
2199 if (/* The notifications are only output when the top-level
2200 interpreter (specified on the command line) is MI. */
2201 ui_out_is_mi_like_p (interp_ui_out (top_level_interpreter ()))
2202 /* Don't try report anything if there are no threads --
2203 the program is dead. */
2204 && thread_count () != 0
2205 /* If the command already reports the thread change, no need to do it
2207 && !command_notifies_uscc_observer (command
))
2209 struct mi_interp
*mi
2210 = (struct mi_interp
*) top_level_interpreter_data ();
2211 int report_change
= 0;
2213 if (command
->thread
== -1)
2215 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2216 && !ptid_equal (inferior_ptid
, previous_ptid
)
2217 && !ptid_equal (inferior_ptid
, null_ptid
));
2219 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2221 struct thread_info
*ti
= inferior_thread ();
2223 report_change
= (ti
->global_num
!= command
->thread
);
2228 observer_notify_user_selected_context_changed
2229 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2233 mi_parse_free (command
);
2235 do_cleanups (cleanup
);
2240 mi_cmd_execute (struct mi_parse
*parse
)
2242 struct cleanup
*cleanup
;
2244 cleanup
= prepare_execute_command ();
2246 if (parse
->all
&& parse
->thread_group
!= -1)
2247 error (_("Cannot specify --thread-group together with --all"));
2249 if (parse
->all
&& parse
->thread
!= -1)
2250 error (_("Cannot specify --thread together with --all"));
2252 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2253 error (_("Cannot specify --thread together with --thread-group"));
2255 if (parse
->frame
!= -1 && parse
->thread
== -1)
2256 error (_("Cannot specify --frame without --thread"));
2258 if (parse
->thread_group
!= -1)
2260 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2261 struct thread_info
*tp
= 0;
2264 error (_("Invalid thread group for the --thread-group option"));
2266 set_current_inferior (inf
);
2267 /* This behaviour means that if --thread-group option identifies
2268 an inferior with multiple threads, then a random one will be
2269 picked. This is not a problem -- frontend should always
2270 provide --thread if it wishes to operate on a specific
2273 tp
= any_live_thread_of_process (inf
->pid
);
2274 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2275 set_current_program_space (inf
->pspace
);
2278 if (parse
->thread
!= -1)
2280 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2283 error (_("Invalid thread id: %d"), parse
->thread
);
2285 if (is_exited (tp
->ptid
))
2286 error (_("Thread id: %d has terminated"), parse
->thread
);
2288 switch_to_thread (tp
->ptid
);
2291 if (parse
->frame
!= -1)
2293 struct frame_info
*fid
;
2294 int frame
= parse
->frame
;
2296 fid
= find_relative_frame (get_current_frame (), &frame
);
2298 /* find_relative_frame was successful */
2301 error (_("Invalid frame id: %d"), frame
);
2304 if (parse
->language
!= language_unknown
)
2306 make_cleanup_restore_current_language ();
2307 set_language (parse
->language
);
2310 current_context
= parse
;
2312 if (parse
->cmd
->argv_func
!= NULL
)
2314 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2316 else if (parse
->cmd
->cli
.cmd
!= 0)
2318 /* FIXME: DELETE THIS. */
2319 /* The operation is still implemented by a cli command. */
2320 /* Must be a synchronous one. */
2321 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2326 /* FIXME: DELETE THIS. */
2327 struct ui_file
*stb
;
2329 stb
= mem_fileopen ();
2331 fputs_unfiltered ("Undefined mi command: ", stb
);
2332 fputstr_unfiltered (parse
->command
, '"', stb
);
2333 fputs_unfiltered (" (missing implementation)", stb
);
2335 make_cleanup_ui_file_delete (stb
);
2338 do_cleanups (cleanup
);
2341 /* FIXME: This is just a hack so we can get some extra commands going.
2342 We don't want to channel things through the CLI, but call libgdb directly.
2343 Use only for synchronous commands. */
2346 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2350 struct cleanup
*old_cleanups
;
2354 run
= xstrprintf ("%s %s", cmd
, args
);
2356 run
= xstrdup (cmd
);
2358 /* FIXME: gdb_???? */
2359 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2361 old_cleanups
= make_cleanup (xfree
, run
);
2362 execute_command (run
, 0 /* from_tty */ );
2363 do_cleanups (old_cleanups
);
2369 mi_execute_async_cli_command (char *cli_command
, char **argv
, int argc
)
2371 struct cleanup
*old_cleanups
;
2375 run
= xstrprintf ("%s %s&", cli_command
, argc
? *argv
: "");
2377 run
= xstrprintf ("%s %s", cli_command
, argc
? *argv
: "");
2378 old_cleanups
= make_cleanup (xfree
, run
);
2380 execute_command (run
, 0 /* from_tty */ );
2382 /* Do this before doing any printing. It would appear that some
2383 print code leaves garbage around in the buffer. */
2384 do_cleanups (old_cleanups
);
2388 mi_load_progress (const char *section_name
,
2389 unsigned long sent_so_far
,
2390 unsigned long total_section
,
2391 unsigned long total_sent
,
2392 unsigned long grand_total
)
2394 struct timeval time_now
, delta
, update_threshold
;
2395 static struct timeval last_update
;
2396 static char *previous_sect_name
= NULL
;
2398 struct ui_out
*saved_uiout
;
2399 struct ui_out
*uiout
;
2400 struct mi_interp
*mi
2401 = (struct mi_interp
*) interp_data (current_interpreter ());
2403 /* This function is called through deprecated_show_load_progress
2404 which means uiout may not be correct. Fix it for the duration
2405 of this function. */
2406 saved_uiout
= current_uiout
;
2408 if (current_interp_named_p (INTERP_MI
)
2409 || current_interp_named_p (INTERP_MI2
))
2410 current_uiout
= mi_out_new (2);
2411 else if (current_interp_named_p (INTERP_MI1
))
2412 current_uiout
= mi_out_new (1);
2413 else if (current_interp_named_p (INTERP_MI3
))
2414 current_uiout
= mi_out_new (3);
2418 uiout
= current_uiout
;
2420 update_threshold
.tv_sec
= 0;
2421 update_threshold
.tv_usec
= 500000;
2422 gettimeofday (&time_now
, NULL
);
2424 delta
.tv_usec
= time_now
.tv_usec
- last_update
.tv_usec
;
2425 delta
.tv_sec
= time_now
.tv_sec
- last_update
.tv_sec
;
2427 if (delta
.tv_usec
< 0)
2430 delta
.tv_usec
+= 1000000L;
2433 new_section
= (previous_sect_name
?
2434 strcmp (previous_sect_name
, section_name
) : 1);
2437 struct cleanup
*cleanup_tuple
;
2439 xfree (previous_sect_name
);
2440 previous_sect_name
= xstrdup (section_name
);
2443 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2444 fputs_unfiltered ("+download", mi
->raw_stdout
);
2445 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2446 ui_out_field_string (uiout
, "section", section_name
);
2447 ui_out_field_int (uiout
, "section-size", total_section
);
2448 ui_out_field_int (uiout
, "total-size", grand_total
);
2449 do_cleanups (cleanup_tuple
);
2450 mi_out_put (uiout
, mi
->raw_stdout
);
2451 fputs_unfiltered ("\n", mi
->raw_stdout
);
2452 gdb_flush (mi
->raw_stdout
);
2455 if (delta
.tv_sec
>= update_threshold
.tv_sec
&&
2456 delta
.tv_usec
>= update_threshold
.tv_usec
)
2458 struct cleanup
*cleanup_tuple
;
2460 last_update
.tv_sec
= time_now
.tv_sec
;
2461 last_update
.tv_usec
= time_now
.tv_usec
;
2463 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2464 fputs_unfiltered ("+download", mi
->raw_stdout
);
2465 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2466 ui_out_field_string (uiout
, "section", section_name
);
2467 ui_out_field_int (uiout
, "section-sent", sent_so_far
);
2468 ui_out_field_int (uiout
, "section-size", total_section
);
2469 ui_out_field_int (uiout
, "total-sent", total_sent
);
2470 ui_out_field_int (uiout
, "total-size", grand_total
);
2471 do_cleanups (cleanup_tuple
);
2472 mi_out_put (uiout
, mi
->raw_stdout
);
2473 fputs_unfiltered ("\n", mi
->raw_stdout
);
2474 gdb_flush (mi
->raw_stdout
);
2478 current_uiout
= saved_uiout
;
2482 timestamp (struct mi_timestamp
*tv
)
2484 gettimeofday (&tv
->wallclock
, NULL
);
2485 #ifdef HAVE_GETRUSAGE
2486 getrusage (RUSAGE_SELF
, &rusage
);
2487 tv
->utime
.tv_sec
= rusage
.ru_utime
.tv_sec
;
2488 tv
->utime
.tv_usec
= rusage
.ru_utime
.tv_usec
;
2489 tv
->stime
.tv_sec
= rusage
.ru_stime
.tv_sec
;
2490 tv
->stime
.tv_usec
= rusage
.ru_stime
.tv_usec
;
2493 long usec
= get_run_time ();
2495 tv
->utime
.tv_sec
= usec
/1000000L;
2496 tv
->utime
.tv_usec
= usec
- 1000000L*tv
->utime
.tv_sec
;
2497 tv
->stime
.tv_sec
= 0;
2498 tv
->stime
.tv_usec
= 0;
2504 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2506 struct mi_timestamp now
;
2509 print_diff (file
, start
, &now
);
2513 mi_print_timing_maybe (struct ui_file
*file
)
2515 /* If the command is -enable-timing then do_timings may be true
2516 whilst current_command_ts is not initialized. */
2517 if (do_timings
&& current_command_ts
)
2518 print_diff_now (file
, current_command_ts
);
2522 timeval_diff (struct timeval start
, struct timeval end
)
2524 return ((end
.tv_sec
- start
.tv_sec
) * 1000000L)
2525 + (end
.tv_usec
- start
.tv_usec
);
2529 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2530 struct mi_timestamp
*end
)
2534 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2535 timeval_diff (start
->wallclock
, end
->wallclock
) / 1000000.0,
2536 timeval_diff (start
->utime
, end
->utime
) / 1000000.0,
2537 timeval_diff (start
->stime
, end
->stime
) / 1000000.0);
2541 mi_cmd_trace_define_variable (char *command
, char **argv
, int argc
)
2543 LONGEST initval
= 0;
2544 struct trace_state_variable
*tsv
;
2547 if (argc
!= 1 && argc
!= 2)
2548 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2552 error (_("Name of trace variable should start with '$'"));
2554 validate_trace_state_variable_name (name
);
2556 tsv
= find_trace_state_variable (name
);
2558 tsv
= create_trace_state_variable (name
);
2561 initval
= value_as_long (parse_and_eval (argv
[1]));
2563 tsv
->initial_value
= initval
;
2567 mi_cmd_trace_list_variables (char *command
, char **argv
, int argc
)
2570 error (_("-trace-list-variables: no arguments allowed"));
2572 tvariables_info_1 ();
2576 mi_cmd_trace_find (char *command
, char **argv
, int argc
)
2581 error (_("trace selection mode is required"));
2585 if (strcmp (mode
, "none") == 0)
2587 tfind_1 (tfind_number
, -1, 0, 0, 0);
2591 check_trace_running (current_trace_status ());
2593 if (strcmp (mode
, "frame-number") == 0)
2596 error (_("frame number is required"));
2597 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2599 else if (strcmp (mode
, "tracepoint-number") == 0)
2602 error (_("tracepoint number is required"));
2603 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2605 else if (strcmp (mode
, "pc") == 0)
2608 error (_("PC is required"));
2609 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2611 else if (strcmp (mode
, "pc-inside-range") == 0)
2614 error (_("Start and end PC are required"));
2615 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2616 parse_and_eval_address (argv
[2]), 0);
2618 else if (strcmp (mode
, "pc-outside-range") == 0)
2621 error (_("Start and end PC are required"));
2622 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2623 parse_and_eval_address (argv
[2]), 0);
2625 else if (strcmp (mode
, "line") == 0)
2627 struct symtabs_and_lines sals
;
2628 struct symtab_and_line sal
;
2629 static CORE_ADDR start_pc
, end_pc
;
2630 struct cleanup
*back_to
;
2633 error (_("Line is required"));
2635 sals
= decode_line_with_current_source (argv
[1],
2636 DECODE_LINE_FUNFIRSTLINE
);
2637 back_to
= make_cleanup (xfree
, sals
.sals
);
2641 if (sal
.symtab
== 0)
2642 error (_("Could not find the specified line"));
2644 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2645 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2647 error (_("Could not find the specified line"));
2649 do_cleanups (back_to
);
2652 error (_("Invalid mode '%s'"), mode
);
2654 if (has_stack_frames () || get_traceframe_number () >= 0)
2655 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2659 mi_cmd_trace_save (char *command
, char **argv
, int argc
)
2661 int target_saves
= 0;
2662 int generate_ctf
= 0;
2669 TARGET_SAVE_OPT
, CTF_OPT
2671 static const struct mi_opt opts
[] =
2673 {"r", TARGET_SAVE_OPT
, 0},
2674 {"ctf", CTF_OPT
, 0},
2680 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2685 switch ((enum opt
) opt
)
2687 case TARGET_SAVE_OPT
:
2696 if (argc
- oind
!= 1)
2697 error (_("Exactly one argument required "
2698 "(file in which to save trace data)"));
2700 filename
= argv
[oind
];
2703 trace_save_ctf (filename
, target_saves
);
2705 trace_save_tfile (filename
, target_saves
);
2709 mi_cmd_trace_start (char *command
, char **argv
, int argc
)
2711 start_tracing (NULL
);
2715 mi_cmd_trace_status (char *command
, char **argv
, int argc
)
2717 trace_status_mi (0);
2721 mi_cmd_trace_stop (char *command
, char **argv
, int argc
)
2723 stop_tracing (NULL
);
2724 trace_status_mi (1);
2727 /* Implement the "-ada-task-info" command. */
2730 mi_cmd_ada_task_info (char *command
, char **argv
, int argc
)
2732 if (argc
!= 0 && argc
!= 1)
2733 error (_("Invalid MI command"));
2735 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2738 /* Print EXPRESSION according to VALUES. */
2741 print_variable_or_computed (const char *expression
, enum print_values values
)
2743 struct cleanup
*old_chain
;
2745 struct ui_file
*stb
;
2747 struct ui_out
*uiout
= current_uiout
;
2749 stb
= mem_fileopen ();
2750 old_chain
= make_cleanup_ui_file_delete (stb
);
2752 expression_up expr
= parse_expression (expression
);
2754 if (values
== PRINT_SIMPLE_VALUES
)
2755 val
= evaluate_type (expr
.get ());
2757 val
= evaluate_expression (expr
.get ());
2759 if (values
!= PRINT_NO_VALUES
)
2760 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2761 ui_out_field_string (uiout
, "name", expression
);
2765 case PRINT_SIMPLE_VALUES
:
2766 type
= check_typedef (value_type (val
));
2767 type_print (value_type (val
), "", stb
, -1);
2768 ui_out_field_stream (uiout
, "type", stb
);
2769 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2770 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2771 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2773 struct value_print_options opts
;
2775 get_no_prettyformat_print_options (&opts
);
2777 common_val_print (val
, stb
, 0, &opts
, current_language
);
2778 ui_out_field_stream (uiout
, "value", stb
);
2781 case PRINT_ALL_VALUES
:
2783 struct value_print_options opts
;
2785 get_no_prettyformat_print_options (&opts
);
2787 common_val_print (val
, stb
, 0, &opts
, current_language
);
2788 ui_out_field_stream (uiout
, "value", stb
);
2793 do_cleanups (old_chain
);
2796 /* Implement the "-trace-frame-collected" command. */
2799 mi_cmd_trace_frame_collected (char *command
, char **argv
, int argc
)
2801 struct cleanup
*old_chain
;
2802 struct bp_location
*tloc
;
2804 struct collection_list
*clist
;
2805 struct collection_list tracepoint_list
, stepping_list
;
2806 struct traceframe_info
*tinfo
;
2808 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2809 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2810 int registers_format
= 'x';
2811 int memory_contents
= 0;
2812 struct ui_out
*uiout
= current_uiout
;
2820 static const struct mi_opt opts
[] =
2822 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2823 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2824 {"-registers-format", REGISTERS_FORMAT
, 1},
2825 {"-memory-contents", MEMORY_CONTENTS
, 0},
2832 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2836 switch ((enum opt
) opt
)
2838 case VAR_PRINT_VALUES
:
2839 var_print_values
= mi_parse_print_values (oarg
);
2841 case COMP_PRINT_VALUES
:
2842 comp_print_values
= mi_parse_print_values (oarg
);
2844 case REGISTERS_FORMAT
:
2845 registers_format
= oarg
[0];
2846 case MEMORY_CONTENTS
:
2847 memory_contents
= 1;
2853 error (_("Usage: -trace-frame-collected "
2854 "[--var-print-values PRINT_VALUES] "
2855 "[--comp-print-values PRINT_VALUES] "
2856 "[--registers-format FORMAT]"
2857 "[--memory-contents]"));
2859 /* This throws an error is not inspecting a trace frame. */
2860 tloc
= get_traceframe_location (&stepping_frame
);
2862 /* This command only makes sense for the current frame, not the
2864 old_chain
= make_cleanup_restore_current_thread ();
2865 select_frame (get_current_frame ());
2867 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2870 clist
= &stepping_list
;
2872 clist
= &tracepoint_list
;
2874 tinfo
= get_traceframe_info ();
2876 /* Explicitly wholly collected variables. */
2878 struct cleanup
*list_cleanup
;
2881 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
,
2882 "explicit-variables");
2884 const std::vector
<std::string
> &wholly_collected
2885 = clist
->wholly_collected ();
2886 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2888 const std::string
&str
= wholly_collected
[i
];
2889 print_variable_or_computed (str
.c_str (), var_print_values
);
2892 do_cleanups (list_cleanup
);
2895 /* Computed expressions. */
2897 struct cleanup
*list_cleanup
;
2902 = make_cleanup_ui_out_list_begin_end (uiout
,
2903 "computed-expressions");
2905 const std::vector
<std::string
> &computed
= clist
->computed ();
2906 for (size_t i
= 0; i
< computed
.size (); i
++)
2908 const std::string
&str
= computed
[i
];
2909 print_variable_or_computed (str
.c_str (), comp_print_values
);
2912 do_cleanups (list_cleanup
);
2915 /* Registers. Given pseudo-registers, and that some architectures
2916 (like MIPS) actually hide the raw registers, we don't go through
2917 the trace frame info, but instead consult the register cache for
2918 register availability. */
2920 struct cleanup
*list_cleanup
;
2921 struct frame_info
*frame
;
2922 struct gdbarch
*gdbarch
;
2926 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "registers");
2928 frame
= get_selected_frame (NULL
);
2929 gdbarch
= get_frame_arch (frame
);
2930 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2932 for (regnum
= 0; regnum
< numregs
; regnum
++)
2934 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2935 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2938 output_register (frame
, regnum
, registers_format
, 1);
2941 do_cleanups (list_cleanup
);
2944 /* Trace state variables. */
2946 struct cleanup
*list_cleanup
;
2951 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "tvars");
2954 make_cleanup (free_current_contents
, &tsvname
);
2956 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2958 struct cleanup
*cleanup_child
;
2959 struct trace_state_variable
*tsv
;
2961 tsv
= find_trace_state_variable_by_number (tvar
);
2963 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2967 tsvname
= (char *) xrealloc (tsvname
, strlen (tsv
->name
) + 2);
2969 strcpy (tsvname
+ 1, tsv
->name
);
2970 ui_out_field_string (uiout
, "name", tsvname
);
2972 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2974 ui_out_field_int (uiout
, "current", tsv
->value
);
2978 ui_out_field_skip (uiout
, "name");
2979 ui_out_field_skip (uiout
, "current");
2982 do_cleanups (cleanup_child
);
2985 do_cleanups (list_cleanup
);
2990 struct cleanup
*list_cleanup
;
2991 VEC(mem_range_s
) *available_memory
= NULL
;
2992 struct mem_range
*r
;
2995 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2996 make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2998 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
3000 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
3002 struct cleanup
*cleanup_child
;
3004 struct gdbarch
*gdbarch
= target_gdbarch ();
3006 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
3008 ui_out_field_core_addr (uiout
, "address", gdbarch
, r
->start
);
3009 ui_out_field_int (uiout
, "length", r
->length
);
3011 data
= (gdb_byte
*) xmalloc (r
->length
);
3012 make_cleanup (xfree
, data
);
3014 if (memory_contents
)
3016 if (target_read_memory (r
->start
, data
, r
->length
) == 0)
3021 data_str
= (char *) xmalloc (r
->length
* 2 + 1);
3022 make_cleanup (xfree
, data_str
);
3024 for (m
= 0, p
= data_str
; m
< r
->length
; ++m
, p
+= 2)
3025 sprintf (p
, "%02x", data
[m
]);
3026 ui_out_field_string (uiout
, "contents", data_str
);
3029 ui_out_field_skip (uiout
, "contents");
3031 do_cleanups (cleanup_child
);
3034 do_cleanups (list_cleanup
);
3037 do_cleanups (old_chain
);
3041 _initialize_mi_main (void)
3043 struct cmd_list_element
*c
;
3045 add_setshow_boolean_cmd ("mi-async", class_run
,
3047 Set whether MI asynchronous mode is enabled."), _("\
3048 Show whether MI asynchronous mode is enabled."), _("\
3049 Tells GDB whether MI should be in asynchronous mode."),
3050 set_mi_async_command
,
3051 show_mi_async_command
,
3055 /* Alias old "target-async" to "mi-async". */
3056 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
3057 deprecate_cmd (c
, "set mi-async");
3058 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
3059 deprecate_cmd (c
, "show mi-async");