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_embedded_offset (val
), 0,
1294 stb
, 0, val
, &opts
, current_language
);
1295 ui_out_field_stream (uiout
, "value", stb
);
1297 do_cleanups (tuple_cleanup
);
1300 /* Write given values into registers. The registers and values are
1301 given as pairs. The corresponding MI command is
1302 -data-write-register-values <format>
1303 [<regnum1> <value1>...<regnumN> <valueN>] */
1305 mi_cmd_data_write_register_values (char *command
, char **argv
, int argc
)
1307 struct regcache
*regcache
;
1308 struct gdbarch
*gdbarch
;
1311 /* Note that the test for a valid register must include checking the
1312 gdbarch_register_name because gdbarch_num_regs may be allocated
1313 for the union of the register sets within a family of related
1314 processors. In this case, some entries of gdbarch_register_name
1315 will change depending upon the particular processor being
1318 regcache
= get_current_regcache ();
1319 gdbarch
= get_regcache_arch (regcache
);
1320 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1323 error (_("-data-write-register-values: Usage: -data-write-register-"
1324 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1326 if (!target_has_registers
)
1327 error (_("-data-write-register-values: No registers."));
1330 error (_("-data-write-register-values: No regs and values specified."));
1333 error (_("-data-write-register-values: "
1334 "Regs and vals are not in pairs."));
1336 for (i
= 1; i
< argc
; i
= i
+ 2)
1338 int regnum
= atoi (argv
[i
]);
1340 if (regnum
>= 0 && regnum
< numregs
1341 && gdbarch_register_name (gdbarch
, regnum
)
1342 && *gdbarch_register_name (gdbarch
, regnum
))
1346 /* Get the value as a number. */
1347 value
= parse_and_eval_address (argv
[i
+ 1]);
1349 /* Write it down. */
1350 regcache_cooked_write_signed (regcache
, regnum
, value
);
1353 error (_("bad register number"));
1357 /* Evaluate the value of the argument. The argument is an
1358 expression. If the expression contains spaces it needs to be
1359 included in double quotes. */
1362 mi_cmd_data_evaluate_expression (char *command
, char **argv
, int argc
)
1364 struct cleanup
*old_chain
;
1366 struct ui_file
*stb
;
1367 struct value_print_options opts
;
1368 struct ui_out
*uiout
= current_uiout
;
1370 stb
= mem_fileopen ();
1371 old_chain
= make_cleanup_ui_file_delete (stb
);
1374 error (_("-data-evaluate-expression: "
1375 "Usage: -data-evaluate-expression expression"));
1377 expression_up expr
= parse_expression (argv
[0]);
1379 val
= evaluate_expression (expr
.get ());
1381 /* Print the result of the expression evaluation. */
1382 get_user_print_options (&opts
);
1384 common_val_print (val
, stb
, 0, &opts
, current_language
);
1386 ui_out_field_stream (uiout
, "value", stb
);
1388 do_cleanups (old_chain
);
1391 /* This is the -data-read-memory command.
1393 ADDR: start address of data to be dumped.
1394 WORD-FORMAT: a char indicating format for the ``word''. See
1396 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1397 NR_ROW: Number of rows.
1398 NR_COL: The number of colums (words per row).
1399 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1400 ASCHAR for unprintable characters.
1402 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1403 displayes them. Returns:
1405 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1408 The number of bytes read is SIZE*ROW*COL. */
1411 mi_cmd_data_read_memory (char *command
, char **argv
, int argc
)
1413 struct gdbarch
*gdbarch
= get_current_arch ();
1414 struct ui_out
*uiout
= current_uiout
;
1416 long total_bytes
, nr_cols
, nr_rows
;
1418 struct type
*word_type
;
1430 static const struct mi_opt opts
[] =
1432 {"o", OFFSET_OPT
, 1},
1438 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1443 switch ((enum opt
) opt
)
1446 offset
= atol (oarg
);
1453 if (argc
< 5 || argc
> 6)
1454 error (_("-data-read-memory: Usage: "
1455 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1457 /* Extract all the arguments. */
1459 /* Start address of the memory dump. */
1460 addr
= parse_and_eval_address (argv
[0]) + offset
;
1461 /* The format character to use when displaying a memory word. See
1462 the ``x'' command. */
1463 word_format
= argv
[1][0];
1464 /* The size of the memory word. */
1465 word_size
= atol (argv
[2]);
1469 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1473 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1477 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1481 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1485 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1488 /* The number of rows. */
1489 nr_rows
= atol (argv
[3]);
1491 error (_("-data-read-memory: invalid number of rows."));
1493 /* Number of bytes per row. */
1494 nr_cols
= atol (argv
[4]);
1496 error (_("-data-read-memory: invalid number of columns."));
1498 /* The un-printable character when printing ascii. */
1504 /* Create a buffer and read it in. */
1505 total_bytes
= word_size
* nr_rows
* nr_cols
;
1507 gdb::unique_ptr
<gdb_byte
[]> mbuf (new gdb_byte
[total_bytes
]);
1509 /* Dispatch memory reads to the topmost target, not the flattened
1511 nr_bytes
= target_read (current_target
.beneath
,
1512 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.get (),
1515 error (_("Unable to read memory."));
1517 /* Output the header information. */
1518 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
);
1519 ui_out_field_int (uiout
, "nr-bytes", nr_bytes
);
1520 ui_out_field_int (uiout
, "total-bytes", total_bytes
);
1521 ui_out_field_core_addr (uiout
, "next-row",
1522 gdbarch
, addr
+ word_size
* nr_cols
);
1523 ui_out_field_core_addr (uiout
, "prev-row",
1524 gdbarch
, addr
- word_size
* nr_cols
);
1525 ui_out_field_core_addr (uiout
, "next-page", gdbarch
, addr
+ total_bytes
);
1526 ui_out_field_core_addr (uiout
, "prev-page", gdbarch
, addr
- total_bytes
);
1528 /* Build the result as a two dimentional table. */
1530 struct ui_file
*stream
;
1531 struct cleanup
*cleanup_stream
;
1535 stream
= mem_fileopen ();
1536 cleanup_stream
= make_cleanup_ui_file_delete (stream
);
1538 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1539 for (row
= 0, row_byte
= 0;
1541 row
++, row_byte
+= nr_cols
* word_size
)
1545 struct cleanup
*cleanup_tuple
;
1546 struct cleanup
*cleanup_list_data
;
1547 struct value_print_options opts
;
1549 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1550 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
+ row_byte
);
1551 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1553 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
1554 get_formatted_print_options (&opts
, word_format
);
1555 for (col
= 0, col_byte
= row_byte
;
1557 col
++, col_byte
+= word_size
)
1559 if (col_byte
+ word_size
> nr_bytes
)
1561 ui_out_field_string (uiout
, NULL
, "N/A");
1565 ui_file_rewind (stream
);
1566 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1567 word_asize
, stream
);
1568 ui_out_field_stream (uiout
, NULL
, stream
);
1571 do_cleanups (cleanup_list_data
);
1576 ui_file_rewind (stream
);
1577 for (byte
= row_byte
;
1578 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1580 if (byte
>= nr_bytes
)
1581 fputc_unfiltered ('X', stream
);
1582 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1583 fputc_unfiltered (aschar
, stream
);
1585 fputc_unfiltered (mbuf
[byte
], stream
);
1587 ui_out_field_stream (uiout
, "ascii", stream
);
1589 do_cleanups (cleanup_tuple
);
1591 do_cleanups (cleanup_stream
);
1596 mi_cmd_data_read_memory_bytes (char *command
, char **argv
, int argc
)
1598 struct gdbarch
*gdbarch
= get_current_arch ();
1599 struct ui_out
*uiout
= current_uiout
;
1600 struct cleanup
*cleanups
;
1603 memory_read_result_s
*read_result
;
1605 VEC(memory_read_result_s
) *result
;
1607 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1614 static const struct mi_opt opts
[] =
1616 {"o", OFFSET_OPT
, 1},
1622 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1626 switch ((enum opt
) opt
)
1629 offset
= atol (oarg
);
1637 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1639 addr
= parse_and_eval_address (argv
[0]) + offset
;
1640 length
= atol (argv
[1]);
1642 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1644 cleanups
= make_cleanup (free_memory_read_result_vector
, &result
);
1646 if (VEC_length (memory_read_result_s
, result
) == 0)
1647 error (_("Unable to read memory."));
1649 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1651 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1654 struct cleanup
*t
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1659 ui_out_field_core_addr (uiout
, "begin", gdbarch
, read_result
->begin
);
1660 ui_out_field_core_addr (uiout
, "offset", gdbarch
, read_result
->begin
1662 ui_out_field_core_addr (uiout
, "end", gdbarch
, read_result
->end
);
1664 alloc_len
= (read_result
->end
- read_result
->begin
) * 2 * unit_size
+ 1;
1665 data
= (char *) xmalloc (alloc_len
);
1667 for (i
= 0, p
= data
;
1668 i
< ((read_result
->end
- read_result
->begin
) * unit_size
);
1671 sprintf (p
, "%02x", read_result
->data
[i
]);
1673 ui_out_field_string (uiout
, "contents", data
);
1677 do_cleanups (cleanups
);
1680 /* Implementation of the -data-write_memory command.
1682 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1683 offset from the beginning of the memory grid row where the cell to
1685 ADDR: start address of the row in the memory grid where the memory
1686 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1687 the location to write to.
1688 FORMAT: a char indicating format for the ``word''. See
1690 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1691 VALUE: value to be written into the memory address.
1693 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1698 mi_cmd_data_write_memory (char *command
, char **argv
, int argc
)
1700 struct gdbarch
*gdbarch
= get_current_arch ();
1701 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1704 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1705 enough when using a compiler other than GCC. */
1708 struct cleanup
*old_chain
;
1716 static const struct mi_opt opts
[] =
1718 {"o", OFFSET_OPT
, 1},
1724 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1729 switch ((enum opt
) opt
)
1732 offset
= atol (oarg
);
1740 error (_("-data-write-memory: Usage: "
1741 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1743 /* Extract all the arguments. */
1744 /* Start address of the memory dump. */
1745 addr
= parse_and_eval_address (argv
[0]);
1746 /* The size of the memory word. */
1747 word_size
= atol (argv
[2]);
1749 /* Calculate the real address of the write destination. */
1750 addr
+= (offset
* word_size
);
1752 /* Get the value as a number. */
1753 value
= parse_and_eval_address (argv
[3]);
1754 /* Get the value into an array. */
1755 buffer
= (gdb_byte
*) xmalloc (word_size
);
1756 old_chain
= make_cleanup (xfree
, buffer
);
1757 store_signed_integer (buffer
, word_size
, byte_order
, value
);
1758 /* Write it down to memory. */
1759 write_memory_with_notification (addr
, buffer
, word_size
);
1760 /* Free the buffer. */
1761 do_cleanups (old_chain
);
1764 /* Implementation of the -data-write-memory-bytes command.
1767 DATA: string of bytes to write at that address
1768 COUNT: number of bytes to be filled (decimal integer). */
1771 mi_cmd_data_write_memory_bytes (char *command
, char **argv
, int argc
)
1777 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1778 long int count_units
;
1779 struct cleanup
*back_to
;
1782 if (argc
!= 2 && argc
!= 3)
1783 error (_("Usage: ADDR DATA [COUNT]."));
1785 addr
= parse_and_eval_address (argv
[0]);
1787 len_hex
= strlen (cdata
);
1788 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1790 if (len_hex
% (unit_size
* 2) != 0)
1791 error (_("Hex-encoded '%s' must represent an integral number of "
1792 "addressable memory units."),
1795 len_bytes
= len_hex
/ 2;
1796 len_units
= len_bytes
/ unit_size
;
1799 count_units
= strtoul (argv
[2], NULL
, 10);
1801 count_units
= len_units
;
1803 databuf
= XNEWVEC (gdb_byte
, len_bytes
);
1804 back_to
= make_cleanup (xfree
, databuf
);
1806 for (i
= 0; i
< len_bytes
; ++i
)
1809 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1810 error (_("Invalid argument"));
1811 databuf
[i
] = (gdb_byte
) x
;
1814 if (len_units
< count_units
)
1816 /* Pattern is made of less units than count:
1817 repeat pattern to fill memory. */
1818 data
= (gdb_byte
*) xmalloc (count_units
* unit_size
);
1819 make_cleanup (xfree
, data
);
1821 /* Number of times the pattern is entirely repeated. */
1822 steps
= count_units
/ len_units
;
1823 /* Number of remaining addressable memory units. */
1824 remaining_units
= count_units
% len_units
;
1825 for (i
= 0; i
< steps
; i
++)
1826 memcpy (data
+ i
* len_bytes
, databuf
, len_bytes
);
1828 if (remaining_units
> 0)
1829 memcpy (data
+ steps
* len_bytes
, databuf
,
1830 remaining_units
* unit_size
);
1834 /* Pattern is longer than or equal to count:
1835 just copy count addressable memory units. */
1839 write_memory_with_notification (addr
, data
, count_units
);
1841 do_cleanups (back_to
);
1845 mi_cmd_enable_timings (char *command
, char **argv
, int argc
)
1851 if (strcmp (argv
[0], "yes") == 0)
1853 else if (strcmp (argv
[0], "no") == 0)
1864 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1868 mi_cmd_list_features (char *command
, char **argv
, int argc
)
1872 struct cleanup
*cleanup
= NULL
;
1873 struct ui_out
*uiout
= current_uiout
;
1875 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1876 ui_out_field_string (uiout
, NULL
, "frozen-varobjs");
1877 ui_out_field_string (uiout
, NULL
, "pending-breakpoints");
1878 ui_out_field_string (uiout
, NULL
, "thread-info");
1879 ui_out_field_string (uiout
, NULL
, "data-read-memory-bytes");
1880 ui_out_field_string (uiout
, NULL
, "breakpoint-notifications");
1881 ui_out_field_string (uiout
, NULL
, "ada-task-info");
1882 ui_out_field_string (uiout
, NULL
, "language-option");
1883 ui_out_field_string (uiout
, NULL
, "info-gdb-mi-command");
1884 ui_out_field_string (uiout
, NULL
, "undefined-command-error-code");
1885 ui_out_field_string (uiout
, NULL
, "exec-run-start-option");
1887 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1888 ui_out_field_string (uiout
, NULL
, "python");
1890 do_cleanups (cleanup
);
1894 error (_("-list-features should be passed no arguments"));
1898 mi_cmd_list_target_features (char *command
, char **argv
, int argc
)
1902 struct cleanup
*cleanup
= NULL
;
1903 struct ui_out
*uiout
= current_uiout
;
1905 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1907 ui_out_field_string (uiout
, NULL
, "async");
1908 if (target_can_execute_reverse
)
1909 ui_out_field_string (uiout
, NULL
, "reverse");
1910 do_cleanups (cleanup
);
1914 error (_("-list-target-features should be passed no arguments"));
1918 mi_cmd_add_inferior (char *command
, char **argv
, int argc
)
1920 struct inferior
*inf
;
1923 error (_("-add-inferior should be passed no arguments"));
1925 inf
= add_inferior_with_spaces ();
1927 ui_out_field_fmt (current_uiout
, "inferior", "i%d", inf
->num
);
1930 /* Callback used to find the first inferior other than the current
1934 get_other_inferior (struct inferior
*inf
, void *arg
)
1936 if (inf
== current_inferior ())
1943 mi_cmd_remove_inferior (char *command
, char **argv
, int argc
)
1946 struct inferior
*inf
;
1949 error (_("-remove-inferior should be passed a single argument"));
1951 if (sscanf (argv
[0], "i%d", &id
) != 1)
1952 error (_("the thread group id is syntactically invalid"));
1954 inf
= find_inferior_id (id
);
1956 error (_("the specified thread group does not exist"));
1959 error (_("cannot remove an active inferior"));
1961 if (inf
== current_inferior ())
1963 struct thread_info
*tp
= 0;
1964 struct inferior
*new_inferior
1965 = iterate_over_inferiors (get_other_inferior
, NULL
);
1967 if (new_inferior
== NULL
)
1968 error (_("Cannot remove last inferior"));
1970 set_current_inferior (new_inferior
);
1971 if (new_inferior
->pid
!= 0)
1972 tp
= any_thread_of_process (new_inferior
->pid
);
1973 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1974 set_current_program_space (new_inferior
->pspace
);
1977 delete_inferior (inf
);
1982 /* Execute a command within a safe environment.
1983 Return <0 for error; >=0 for ok.
1985 args->action will tell mi_execute_command what action
1986 to perfrom after the given command has executed (display/suppress
1987 prompt, display error). */
1990 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1992 struct mi_interp
*mi
= (struct mi_interp
*) interp_data (command_interp ());
1993 struct cleanup
*cleanup
;
1996 current_command_ts
= context
->cmd_start
;
1998 current_token
= xstrdup (context
->token
);
1999 cleanup
= make_cleanup (free_current_contents
, ¤t_token
);
2001 running_result_record_printed
= 0;
2003 switch (context
->op
)
2006 /* A MI command was read from the input stream. */
2008 /* FIXME: gdb_???? */
2009 fprintf_unfiltered (mi
->raw_stdout
,
2010 " token=`%s' command=`%s' args=`%s'\n",
2011 context
->token
, context
->command
, context
->args
);
2013 mi_cmd_execute (context
);
2015 /* Print the result if there were no errors.
2017 Remember that on the way out of executing a command, you have
2018 to directly use the mi_interp's uiout, since the command
2019 could have reset the interpreter, in which case the current
2020 uiout will most likely crash in the mi_out_* routines. */
2021 if (!running_result_record_printed
)
2023 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2024 /* There's no particularly good reason why target-connect results
2025 in not ^done. Should kill ^connected for MI3. */
2026 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
2027 ? "^connected" : "^done", mi
->raw_stdout
);
2028 mi_out_put (uiout
, mi
->raw_stdout
);
2029 mi_out_rewind (uiout
);
2030 mi_print_timing_maybe (mi
->raw_stdout
);
2031 fputs_unfiltered ("\n", mi
->raw_stdout
);
2034 /* The command does not want anything to be printed. In that
2035 case, the command probably should not have written anything
2036 to uiout, but in case it has written something, discard it. */
2037 mi_out_rewind (uiout
);
2044 /* A CLI command was read from the input stream. */
2045 /* This "feature" will be removed as soon as we have a
2046 complete set of mi commands. */
2047 /* Echo the command on the console. */
2048 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
2049 /* Call the "console" interpreter. */
2050 argv
[0] = INTERP_CONSOLE
;
2051 argv
[1] = context
->command
;
2052 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
2054 /* If we changed interpreters, DON'T print out anything. */
2055 if (current_interp_named_p (INTERP_MI
)
2056 || current_interp_named_p (INTERP_MI1
)
2057 || current_interp_named_p (INTERP_MI2
)
2058 || current_interp_named_p (INTERP_MI3
))
2060 if (!running_result_record_printed
)
2062 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2063 fputs_unfiltered ("^done", mi
->raw_stdout
);
2064 mi_out_put (uiout
, mi
->raw_stdout
);
2065 mi_out_rewind (uiout
);
2066 mi_print_timing_maybe (mi
->raw_stdout
);
2067 fputs_unfiltered ("\n", mi
->raw_stdout
);
2070 mi_out_rewind (uiout
);
2076 do_cleanups (cleanup
);
2079 /* Print a gdb exception to the MI output stream. */
2082 mi_print_exception (const char *token
, struct gdb_exception exception
)
2084 struct mi_interp
*mi
2085 = (struct mi_interp
*) interp_data (current_interpreter ());
2087 fputs_unfiltered (token
, mi
->raw_stdout
);
2088 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
2089 if (exception
.message
== NULL
)
2090 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
2092 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
2093 fputs_unfiltered ("\"", mi
->raw_stdout
);
2095 switch (exception
.error
)
2097 case UNDEFINED_COMMAND_ERROR
:
2098 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
2102 fputs_unfiltered ("\n", mi
->raw_stdout
);
2105 /* Determine whether the parsed command already notifies the
2106 user_selected_context_changed observer. */
2109 command_notifies_uscc_observer (struct mi_parse
*command
)
2111 if (command
->op
== CLI_COMMAND
)
2113 /* CLI commands "thread" and "inferior" already send it. */
2114 return (strncmp (command
->command
, "thread ", 7) == 0
2115 || strncmp (command
->command
, "inferior ", 9) == 0);
2117 else /* MI_COMMAND */
2119 if (strcmp (command
->command
, "interpreter-exec") == 0
2120 && command
->argc
> 1)
2122 /* "thread" and "inferior" again, but through -interpreter-exec. */
2123 return (strncmp (command
->argv
[1], "thread ", 7) == 0
2124 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
2128 /* -thread-select already sends it. */
2129 return strcmp (command
->command
, "thread-select") == 0;
2134 mi_execute_command (const char *cmd
, int from_tty
)
2137 struct mi_parse
*command
= NULL
;
2139 /* This is to handle EOF (^D). We just quit gdb. */
2140 /* FIXME: we should call some API function here. */
2142 quit_force (NULL
, from_tty
);
2144 target_log_command (cmd
);
2148 command
= mi_parse (cmd
, &token
);
2150 CATCH (exception
, RETURN_MASK_ALL
)
2152 mi_print_exception (token
, exception
);
2157 if (command
!= NULL
)
2159 ptid_t previous_ptid
= inferior_ptid
;
2160 struct cleanup
*cleanup
= make_cleanup (null_cleanup
, NULL
);
2162 command
->token
= token
;
2164 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2166 make_cleanup_restore_integer (command
->cmd
->suppress_notification
);
2167 *command
->cmd
->suppress_notification
= 1;
2172 command
->cmd_start
= XNEW (struct mi_timestamp
);
2173 timestamp (command
->cmd_start
);
2178 captured_mi_execute_command (current_uiout
, command
);
2180 CATCH (result
, RETURN_MASK_ALL
)
2182 /* Like in start_event_loop, enable input and force display
2183 of the prompt. Otherwise, any command that calls
2184 async_disable_stdin, and then throws, will leave input
2186 async_enable_stdin ();
2187 current_ui
->prompt_state
= PROMPT_NEEDED
;
2189 /* The command execution failed and error() was called
2191 mi_print_exception (command
->token
, result
);
2192 mi_out_rewind (current_uiout
);
2196 bpstat_do_actions ();
2198 if (/* The notifications are only output when the top-level
2199 interpreter (specified on the command line) is MI. */
2200 ui_out_is_mi_like_p (interp_ui_out (top_level_interpreter ()))
2201 /* Don't try report anything if there are no threads --
2202 the program is dead. */
2203 && thread_count () != 0
2204 /* If the command already reports the thread change, no need to do it
2206 && !command_notifies_uscc_observer (command
))
2208 struct mi_interp
*mi
2209 = (struct mi_interp
*) top_level_interpreter_data ();
2210 int report_change
= 0;
2212 if (command
->thread
== -1)
2214 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2215 && !ptid_equal (inferior_ptid
, previous_ptid
)
2216 && !ptid_equal (inferior_ptid
, null_ptid
));
2218 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2220 struct thread_info
*ti
= inferior_thread ();
2222 report_change
= (ti
->global_num
!= command
->thread
);
2227 observer_notify_user_selected_context_changed
2228 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2232 mi_parse_free (command
);
2234 do_cleanups (cleanup
);
2239 mi_cmd_execute (struct mi_parse
*parse
)
2241 struct cleanup
*cleanup
;
2243 cleanup
= prepare_execute_command ();
2245 if (parse
->all
&& parse
->thread_group
!= -1)
2246 error (_("Cannot specify --thread-group together with --all"));
2248 if (parse
->all
&& parse
->thread
!= -1)
2249 error (_("Cannot specify --thread together with --all"));
2251 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2252 error (_("Cannot specify --thread together with --thread-group"));
2254 if (parse
->frame
!= -1 && parse
->thread
== -1)
2255 error (_("Cannot specify --frame without --thread"));
2257 if (parse
->thread_group
!= -1)
2259 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2260 struct thread_info
*tp
= 0;
2263 error (_("Invalid thread group for the --thread-group option"));
2265 set_current_inferior (inf
);
2266 /* This behaviour means that if --thread-group option identifies
2267 an inferior with multiple threads, then a random one will be
2268 picked. This is not a problem -- frontend should always
2269 provide --thread if it wishes to operate on a specific
2272 tp
= any_live_thread_of_process (inf
->pid
);
2273 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2274 set_current_program_space (inf
->pspace
);
2277 if (parse
->thread
!= -1)
2279 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2282 error (_("Invalid thread id: %d"), parse
->thread
);
2284 if (is_exited (tp
->ptid
))
2285 error (_("Thread id: %d has terminated"), parse
->thread
);
2287 switch_to_thread (tp
->ptid
);
2290 if (parse
->frame
!= -1)
2292 struct frame_info
*fid
;
2293 int frame
= parse
->frame
;
2295 fid
= find_relative_frame (get_current_frame (), &frame
);
2297 /* find_relative_frame was successful */
2300 error (_("Invalid frame id: %d"), frame
);
2303 if (parse
->language
!= language_unknown
)
2305 make_cleanup_restore_current_language ();
2306 set_language (parse
->language
);
2309 current_context
= parse
;
2311 if (parse
->cmd
->argv_func
!= NULL
)
2313 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2315 else if (parse
->cmd
->cli
.cmd
!= 0)
2317 /* FIXME: DELETE THIS. */
2318 /* The operation is still implemented by a cli command. */
2319 /* Must be a synchronous one. */
2320 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2325 /* FIXME: DELETE THIS. */
2326 struct ui_file
*stb
;
2328 stb
= mem_fileopen ();
2330 fputs_unfiltered ("Undefined mi command: ", stb
);
2331 fputstr_unfiltered (parse
->command
, '"', stb
);
2332 fputs_unfiltered (" (missing implementation)", stb
);
2334 make_cleanup_ui_file_delete (stb
);
2337 do_cleanups (cleanup
);
2340 /* FIXME: This is just a hack so we can get some extra commands going.
2341 We don't want to channel things through the CLI, but call libgdb directly.
2342 Use only for synchronous commands. */
2345 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2349 struct cleanup
*old_cleanups
;
2353 run
= xstrprintf ("%s %s", cmd
, args
);
2355 run
= xstrdup (cmd
);
2357 /* FIXME: gdb_???? */
2358 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2360 old_cleanups
= make_cleanup (xfree
, run
);
2361 execute_command (run
, 0 /* from_tty */ );
2362 do_cleanups (old_cleanups
);
2368 mi_execute_async_cli_command (char *cli_command
, char **argv
, int argc
)
2370 struct cleanup
*old_cleanups
;
2374 run
= xstrprintf ("%s %s&", cli_command
, argc
? *argv
: "");
2376 run
= xstrprintf ("%s %s", cli_command
, argc
? *argv
: "");
2377 old_cleanups
= make_cleanup (xfree
, run
);
2379 execute_command (run
, 0 /* from_tty */ );
2381 /* Do this before doing any printing. It would appear that some
2382 print code leaves garbage around in the buffer. */
2383 do_cleanups (old_cleanups
);
2387 mi_load_progress (const char *section_name
,
2388 unsigned long sent_so_far
,
2389 unsigned long total_section
,
2390 unsigned long total_sent
,
2391 unsigned long grand_total
)
2393 struct timeval time_now
, delta
, update_threshold
;
2394 static struct timeval last_update
;
2395 static char *previous_sect_name
= NULL
;
2397 struct ui_out
*saved_uiout
;
2398 struct ui_out
*uiout
;
2399 struct mi_interp
*mi
2400 = (struct mi_interp
*) interp_data (current_interpreter ());
2402 /* This function is called through deprecated_show_load_progress
2403 which means uiout may not be correct. Fix it for the duration
2404 of this function. */
2405 saved_uiout
= current_uiout
;
2407 if (current_interp_named_p (INTERP_MI
)
2408 || current_interp_named_p (INTERP_MI2
))
2409 current_uiout
= mi_out_new (2);
2410 else if (current_interp_named_p (INTERP_MI1
))
2411 current_uiout
= mi_out_new (1);
2412 else if (current_interp_named_p (INTERP_MI3
))
2413 current_uiout
= mi_out_new (3);
2417 uiout
= current_uiout
;
2419 update_threshold
.tv_sec
= 0;
2420 update_threshold
.tv_usec
= 500000;
2421 gettimeofday (&time_now
, NULL
);
2423 delta
.tv_usec
= time_now
.tv_usec
- last_update
.tv_usec
;
2424 delta
.tv_sec
= time_now
.tv_sec
- last_update
.tv_sec
;
2426 if (delta
.tv_usec
< 0)
2429 delta
.tv_usec
+= 1000000L;
2432 new_section
= (previous_sect_name
?
2433 strcmp (previous_sect_name
, section_name
) : 1);
2436 struct cleanup
*cleanup_tuple
;
2438 xfree (previous_sect_name
);
2439 previous_sect_name
= xstrdup (section_name
);
2442 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2443 fputs_unfiltered ("+download", mi
->raw_stdout
);
2444 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2445 ui_out_field_string (uiout
, "section", section_name
);
2446 ui_out_field_int (uiout
, "section-size", total_section
);
2447 ui_out_field_int (uiout
, "total-size", grand_total
);
2448 do_cleanups (cleanup_tuple
);
2449 mi_out_put (uiout
, mi
->raw_stdout
);
2450 fputs_unfiltered ("\n", mi
->raw_stdout
);
2451 gdb_flush (mi
->raw_stdout
);
2454 if (delta
.tv_sec
>= update_threshold
.tv_sec
&&
2455 delta
.tv_usec
>= update_threshold
.tv_usec
)
2457 struct cleanup
*cleanup_tuple
;
2459 last_update
.tv_sec
= time_now
.tv_sec
;
2460 last_update
.tv_usec
= time_now
.tv_usec
;
2462 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2463 fputs_unfiltered ("+download", mi
->raw_stdout
);
2464 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2465 ui_out_field_string (uiout
, "section", section_name
);
2466 ui_out_field_int (uiout
, "section-sent", sent_so_far
);
2467 ui_out_field_int (uiout
, "section-size", total_section
);
2468 ui_out_field_int (uiout
, "total-sent", total_sent
);
2469 ui_out_field_int (uiout
, "total-size", grand_total
);
2470 do_cleanups (cleanup_tuple
);
2471 mi_out_put (uiout
, mi
->raw_stdout
);
2472 fputs_unfiltered ("\n", mi
->raw_stdout
);
2473 gdb_flush (mi
->raw_stdout
);
2477 current_uiout
= saved_uiout
;
2481 timestamp (struct mi_timestamp
*tv
)
2483 gettimeofday (&tv
->wallclock
, NULL
);
2484 #ifdef HAVE_GETRUSAGE
2485 getrusage (RUSAGE_SELF
, &rusage
);
2486 tv
->utime
.tv_sec
= rusage
.ru_utime
.tv_sec
;
2487 tv
->utime
.tv_usec
= rusage
.ru_utime
.tv_usec
;
2488 tv
->stime
.tv_sec
= rusage
.ru_stime
.tv_sec
;
2489 tv
->stime
.tv_usec
= rusage
.ru_stime
.tv_usec
;
2492 long usec
= get_run_time ();
2494 tv
->utime
.tv_sec
= usec
/1000000L;
2495 tv
->utime
.tv_usec
= usec
- 1000000L*tv
->utime
.tv_sec
;
2496 tv
->stime
.tv_sec
= 0;
2497 tv
->stime
.tv_usec
= 0;
2503 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2505 struct mi_timestamp now
;
2508 print_diff (file
, start
, &now
);
2512 mi_print_timing_maybe (struct ui_file
*file
)
2514 /* If the command is -enable-timing then do_timings may be true
2515 whilst current_command_ts is not initialized. */
2516 if (do_timings
&& current_command_ts
)
2517 print_diff_now (file
, current_command_ts
);
2521 timeval_diff (struct timeval start
, struct timeval end
)
2523 return ((end
.tv_sec
- start
.tv_sec
) * 1000000L)
2524 + (end
.tv_usec
- start
.tv_usec
);
2528 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2529 struct mi_timestamp
*end
)
2533 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2534 timeval_diff (start
->wallclock
, end
->wallclock
) / 1000000.0,
2535 timeval_diff (start
->utime
, end
->utime
) / 1000000.0,
2536 timeval_diff (start
->stime
, end
->stime
) / 1000000.0);
2540 mi_cmd_trace_define_variable (char *command
, char **argv
, int argc
)
2542 LONGEST initval
= 0;
2543 struct trace_state_variable
*tsv
;
2546 if (argc
!= 1 && argc
!= 2)
2547 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2551 error (_("Name of trace variable should start with '$'"));
2553 validate_trace_state_variable_name (name
);
2555 tsv
= find_trace_state_variable (name
);
2557 tsv
= create_trace_state_variable (name
);
2560 initval
= value_as_long (parse_and_eval (argv
[1]));
2562 tsv
->initial_value
= initval
;
2566 mi_cmd_trace_list_variables (char *command
, char **argv
, int argc
)
2569 error (_("-trace-list-variables: no arguments allowed"));
2571 tvariables_info_1 ();
2575 mi_cmd_trace_find (char *command
, char **argv
, int argc
)
2580 error (_("trace selection mode is required"));
2584 if (strcmp (mode
, "none") == 0)
2586 tfind_1 (tfind_number
, -1, 0, 0, 0);
2590 check_trace_running (current_trace_status ());
2592 if (strcmp (mode
, "frame-number") == 0)
2595 error (_("frame number is required"));
2596 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2598 else if (strcmp (mode
, "tracepoint-number") == 0)
2601 error (_("tracepoint number is required"));
2602 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2604 else if (strcmp (mode
, "pc") == 0)
2607 error (_("PC is required"));
2608 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2610 else if (strcmp (mode
, "pc-inside-range") == 0)
2613 error (_("Start and end PC are required"));
2614 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2615 parse_and_eval_address (argv
[2]), 0);
2617 else if (strcmp (mode
, "pc-outside-range") == 0)
2620 error (_("Start and end PC are required"));
2621 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2622 parse_and_eval_address (argv
[2]), 0);
2624 else if (strcmp (mode
, "line") == 0)
2626 struct symtabs_and_lines sals
;
2627 struct symtab_and_line sal
;
2628 static CORE_ADDR start_pc
, end_pc
;
2629 struct cleanup
*back_to
;
2632 error (_("Line is required"));
2634 sals
= decode_line_with_current_source (argv
[1],
2635 DECODE_LINE_FUNFIRSTLINE
);
2636 back_to
= make_cleanup (xfree
, sals
.sals
);
2640 if (sal
.symtab
== 0)
2641 error (_("Could not find the specified line"));
2643 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2644 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2646 error (_("Could not find the specified line"));
2648 do_cleanups (back_to
);
2651 error (_("Invalid mode '%s'"), mode
);
2653 if (has_stack_frames () || get_traceframe_number () >= 0)
2654 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2658 mi_cmd_trace_save (char *command
, char **argv
, int argc
)
2660 int target_saves
= 0;
2661 int generate_ctf
= 0;
2668 TARGET_SAVE_OPT
, CTF_OPT
2670 static const struct mi_opt opts
[] =
2672 {"r", TARGET_SAVE_OPT
, 0},
2673 {"ctf", CTF_OPT
, 0},
2679 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2684 switch ((enum opt
) opt
)
2686 case TARGET_SAVE_OPT
:
2695 if (argc
- oind
!= 1)
2696 error (_("Exactly one argument required "
2697 "(file in which to save trace data)"));
2699 filename
= argv
[oind
];
2702 trace_save_ctf (filename
, target_saves
);
2704 trace_save_tfile (filename
, target_saves
);
2708 mi_cmd_trace_start (char *command
, char **argv
, int argc
)
2710 start_tracing (NULL
);
2714 mi_cmd_trace_status (char *command
, char **argv
, int argc
)
2716 trace_status_mi (0);
2720 mi_cmd_trace_stop (char *command
, char **argv
, int argc
)
2722 stop_tracing (NULL
);
2723 trace_status_mi (1);
2726 /* Implement the "-ada-task-info" command. */
2729 mi_cmd_ada_task_info (char *command
, char **argv
, int argc
)
2731 if (argc
!= 0 && argc
!= 1)
2732 error (_("Invalid MI command"));
2734 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2737 /* Print EXPRESSION according to VALUES. */
2740 print_variable_or_computed (const char *expression
, enum print_values values
)
2742 struct cleanup
*old_chain
;
2744 struct ui_file
*stb
;
2746 struct ui_out
*uiout
= current_uiout
;
2748 stb
= mem_fileopen ();
2749 old_chain
= make_cleanup_ui_file_delete (stb
);
2751 expression_up expr
= parse_expression (expression
);
2753 if (values
== PRINT_SIMPLE_VALUES
)
2754 val
= evaluate_type (expr
.get ());
2756 val
= evaluate_expression (expr
.get ());
2758 if (values
!= PRINT_NO_VALUES
)
2759 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2760 ui_out_field_string (uiout
, "name", expression
);
2764 case PRINT_SIMPLE_VALUES
:
2765 type
= check_typedef (value_type (val
));
2766 type_print (value_type (val
), "", stb
, -1);
2767 ui_out_field_stream (uiout
, "type", stb
);
2768 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2769 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2770 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2772 struct value_print_options opts
;
2774 get_no_prettyformat_print_options (&opts
);
2776 common_val_print (val
, stb
, 0, &opts
, current_language
);
2777 ui_out_field_stream (uiout
, "value", stb
);
2780 case PRINT_ALL_VALUES
:
2782 struct value_print_options opts
;
2784 get_no_prettyformat_print_options (&opts
);
2786 common_val_print (val
, stb
, 0, &opts
, current_language
);
2787 ui_out_field_stream (uiout
, "value", stb
);
2792 do_cleanups (old_chain
);
2795 /* Implement the "-trace-frame-collected" command. */
2798 mi_cmd_trace_frame_collected (char *command
, char **argv
, int argc
)
2800 struct cleanup
*old_chain
;
2801 struct bp_location
*tloc
;
2803 struct collection_list
*clist
;
2804 struct collection_list tracepoint_list
, stepping_list
;
2805 struct traceframe_info
*tinfo
;
2807 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2808 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2809 int registers_format
= 'x';
2810 int memory_contents
= 0;
2811 struct ui_out
*uiout
= current_uiout
;
2819 static const struct mi_opt opts
[] =
2821 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2822 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2823 {"-registers-format", REGISTERS_FORMAT
, 1},
2824 {"-memory-contents", MEMORY_CONTENTS
, 0},
2831 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2835 switch ((enum opt
) opt
)
2837 case VAR_PRINT_VALUES
:
2838 var_print_values
= mi_parse_print_values (oarg
);
2840 case COMP_PRINT_VALUES
:
2841 comp_print_values
= mi_parse_print_values (oarg
);
2843 case REGISTERS_FORMAT
:
2844 registers_format
= oarg
[0];
2845 case MEMORY_CONTENTS
:
2846 memory_contents
= 1;
2852 error (_("Usage: -trace-frame-collected "
2853 "[--var-print-values PRINT_VALUES] "
2854 "[--comp-print-values PRINT_VALUES] "
2855 "[--registers-format FORMAT]"
2856 "[--memory-contents]"));
2858 /* This throws an error is not inspecting a trace frame. */
2859 tloc
= get_traceframe_location (&stepping_frame
);
2861 /* This command only makes sense for the current frame, not the
2863 old_chain
= make_cleanup_restore_current_thread ();
2864 select_frame (get_current_frame ());
2866 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2869 clist
= &stepping_list
;
2871 clist
= &tracepoint_list
;
2873 tinfo
= get_traceframe_info ();
2875 /* Explicitly wholly collected variables. */
2877 struct cleanup
*list_cleanup
;
2880 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
,
2881 "explicit-variables");
2883 const std::vector
<std::string
> &wholly_collected
2884 = clist
->wholly_collected ();
2885 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2887 const std::string
&str
= wholly_collected
[i
];
2888 print_variable_or_computed (str
.c_str (), var_print_values
);
2891 do_cleanups (list_cleanup
);
2894 /* Computed expressions. */
2896 struct cleanup
*list_cleanup
;
2901 = make_cleanup_ui_out_list_begin_end (uiout
,
2902 "computed-expressions");
2904 const std::vector
<std::string
> &computed
= clist
->computed ();
2905 for (size_t i
= 0; i
< computed
.size (); i
++)
2907 const std::string
&str
= computed
[i
];
2908 print_variable_or_computed (str
.c_str (), comp_print_values
);
2911 do_cleanups (list_cleanup
);
2914 /* Registers. Given pseudo-registers, and that some architectures
2915 (like MIPS) actually hide the raw registers, we don't go through
2916 the trace frame info, but instead consult the register cache for
2917 register availability. */
2919 struct cleanup
*list_cleanup
;
2920 struct frame_info
*frame
;
2921 struct gdbarch
*gdbarch
;
2925 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "registers");
2927 frame
= get_selected_frame (NULL
);
2928 gdbarch
= get_frame_arch (frame
);
2929 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2931 for (regnum
= 0; regnum
< numregs
; regnum
++)
2933 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2934 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2937 output_register (frame
, regnum
, registers_format
, 1);
2940 do_cleanups (list_cleanup
);
2943 /* Trace state variables. */
2945 struct cleanup
*list_cleanup
;
2950 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "tvars");
2953 make_cleanup (free_current_contents
, &tsvname
);
2955 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2957 struct cleanup
*cleanup_child
;
2958 struct trace_state_variable
*tsv
;
2960 tsv
= find_trace_state_variable_by_number (tvar
);
2962 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2966 tsvname
= (char *) xrealloc (tsvname
, strlen (tsv
->name
) + 2);
2968 strcpy (tsvname
+ 1, tsv
->name
);
2969 ui_out_field_string (uiout
, "name", tsvname
);
2971 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2973 ui_out_field_int (uiout
, "current", tsv
->value
);
2977 ui_out_field_skip (uiout
, "name");
2978 ui_out_field_skip (uiout
, "current");
2981 do_cleanups (cleanup_child
);
2984 do_cleanups (list_cleanup
);
2989 struct cleanup
*list_cleanup
;
2990 VEC(mem_range_s
) *available_memory
= NULL
;
2991 struct mem_range
*r
;
2994 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2995 make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2997 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
2999 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
3001 struct cleanup
*cleanup_child
;
3003 struct gdbarch
*gdbarch
= target_gdbarch ();
3005 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
3007 ui_out_field_core_addr (uiout
, "address", gdbarch
, r
->start
);
3008 ui_out_field_int (uiout
, "length", r
->length
);
3010 data
= (gdb_byte
*) xmalloc (r
->length
);
3011 make_cleanup (xfree
, data
);
3013 if (memory_contents
)
3015 if (target_read_memory (r
->start
, data
, r
->length
) == 0)
3020 data_str
= (char *) xmalloc (r
->length
* 2 + 1);
3021 make_cleanup (xfree
, data_str
);
3023 for (m
= 0, p
= data_str
; m
< r
->length
; ++m
, p
+= 2)
3024 sprintf (p
, "%02x", data
[m
]);
3025 ui_out_field_string (uiout
, "contents", data_str
);
3028 ui_out_field_skip (uiout
, "contents");
3030 do_cleanups (cleanup_child
);
3033 do_cleanups (list_cleanup
);
3036 do_cleanups (old_chain
);
3040 _initialize_mi_main (void)
3042 struct cmd_list_element
*c
;
3044 add_setshow_boolean_cmd ("mi-async", class_run
,
3046 Set whether MI asynchronous mode is enabled."), _("\
3047 Show whether MI asynchronous mode is enabled."), _("\
3048 Tells GDB whether MI should be in asynchronous mode."),
3049 set_mi_async_command
,
3050 show_mi_async_command
,
3054 /* Alias old "target-async" to "mi-async". */
3055 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
3056 deprecate_cmd (c
, "set mi-async");
3057 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
3058 deprecate_cmd (c
, "show mi-async");