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 expression
*expr
;
1366 struct cleanup
*old_chain
;
1368 struct ui_file
*stb
;
1369 struct value_print_options opts
;
1370 struct ui_out
*uiout
= current_uiout
;
1372 stb
= mem_fileopen ();
1373 old_chain
= make_cleanup_ui_file_delete (stb
);
1376 error (_("-data-evaluate-expression: "
1377 "Usage: -data-evaluate-expression expression"));
1379 expr
= parse_expression (argv
[0]);
1381 make_cleanup (free_current_contents
, &expr
);
1383 val
= evaluate_expression (expr
);
1385 /* Print the result of the expression evaluation. */
1386 get_user_print_options (&opts
);
1388 common_val_print (val
, stb
, 0, &opts
, current_language
);
1390 ui_out_field_stream (uiout
, "value", stb
);
1392 do_cleanups (old_chain
);
1395 /* This is the -data-read-memory command.
1397 ADDR: start address of data to be dumped.
1398 WORD-FORMAT: a char indicating format for the ``word''. See
1400 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1401 NR_ROW: Number of rows.
1402 NR_COL: The number of colums (words per row).
1403 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1404 ASCHAR for unprintable characters.
1406 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1407 displayes them. Returns:
1409 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1412 The number of bytes read is SIZE*ROW*COL. */
1415 mi_cmd_data_read_memory (char *command
, char **argv
, int argc
)
1417 struct gdbarch
*gdbarch
= get_current_arch ();
1418 struct ui_out
*uiout
= current_uiout
;
1420 long total_bytes
, nr_cols
, nr_rows
;
1422 struct type
*word_type
;
1434 static const struct mi_opt opts
[] =
1436 {"o", OFFSET_OPT
, 1},
1442 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1447 switch ((enum opt
) opt
)
1450 offset
= atol (oarg
);
1457 if (argc
< 5 || argc
> 6)
1458 error (_("-data-read-memory: Usage: "
1459 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1461 /* Extract all the arguments. */
1463 /* Start address of the memory dump. */
1464 addr
= parse_and_eval_address (argv
[0]) + offset
;
1465 /* The format character to use when displaying a memory word. See
1466 the ``x'' command. */
1467 word_format
= argv
[1][0];
1468 /* The size of the memory word. */
1469 word_size
= atol (argv
[2]);
1473 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1477 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1481 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1485 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1489 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1492 /* The number of rows. */
1493 nr_rows
= atol (argv
[3]);
1495 error (_("-data-read-memory: invalid number of rows."));
1497 /* Number of bytes per row. */
1498 nr_cols
= atol (argv
[4]);
1500 error (_("-data-read-memory: invalid number of columns."));
1502 /* The un-printable character when printing ascii. */
1508 /* Create a buffer and read it in. */
1509 total_bytes
= word_size
* nr_rows
* nr_cols
;
1511 gdb::unique_ptr
<gdb_byte
[]> mbuf (new gdb_byte
[total_bytes
]);
1513 /* Dispatch memory reads to the topmost target, not the flattened
1515 nr_bytes
= target_read (current_target
.beneath
,
1516 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.get (),
1519 error (_("Unable to read memory."));
1521 /* Output the header information. */
1522 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
);
1523 ui_out_field_int (uiout
, "nr-bytes", nr_bytes
);
1524 ui_out_field_int (uiout
, "total-bytes", total_bytes
);
1525 ui_out_field_core_addr (uiout
, "next-row",
1526 gdbarch
, addr
+ word_size
* nr_cols
);
1527 ui_out_field_core_addr (uiout
, "prev-row",
1528 gdbarch
, addr
- word_size
* nr_cols
);
1529 ui_out_field_core_addr (uiout
, "next-page", gdbarch
, addr
+ total_bytes
);
1530 ui_out_field_core_addr (uiout
, "prev-page", gdbarch
, addr
- total_bytes
);
1532 /* Build the result as a two dimentional table. */
1534 struct ui_file
*stream
;
1535 struct cleanup
*cleanup_stream
;
1539 stream
= mem_fileopen ();
1540 cleanup_stream
= make_cleanup_ui_file_delete (stream
);
1542 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1543 for (row
= 0, row_byte
= 0;
1545 row
++, row_byte
+= nr_cols
* word_size
)
1549 struct cleanup
*cleanup_tuple
;
1550 struct cleanup
*cleanup_list_data
;
1551 struct value_print_options opts
;
1553 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1554 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
+ row_byte
);
1555 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1557 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
1558 get_formatted_print_options (&opts
, word_format
);
1559 for (col
= 0, col_byte
= row_byte
;
1561 col
++, col_byte
+= word_size
)
1563 if (col_byte
+ word_size
> nr_bytes
)
1565 ui_out_field_string (uiout
, NULL
, "N/A");
1569 ui_file_rewind (stream
);
1570 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1571 word_asize
, stream
);
1572 ui_out_field_stream (uiout
, NULL
, stream
);
1575 do_cleanups (cleanup_list_data
);
1580 ui_file_rewind (stream
);
1581 for (byte
= row_byte
;
1582 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1584 if (byte
>= nr_bytes
)
1585 fputc_unfiltered ('X', stream
);
1586 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1587 fputc_unfiltered (aschar
, stream
);
1589 fputc_unfiltered (mbuf
[byte
], stream
);
1591 ui_out_field_stream (uiout
, "ascii", stream
);
1593 do_cleanups (cleanup_tuple
);
1595 do_cleanups (cleanup_stream
);
1600 mi_cmd_data_read_memory_bytes (char *command
, char **argv
, int argc
)
1602 struct gdbarch
*gdbarch
= get_current_arch ();
1603 struct ui_out
*uiout
= current_uiout
;
1604 struct cleanup
*cleanups
;
1607 memory_read_result_s
*read_result
;
1609 VEC(memory_read_result_s
) *result
;
1611 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1618 static const struct mi_opt opts
[] =
1620 {"o", OFFSET_OPT
, 1},
1626 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1630 switch ((enum opt
) opt
)
1633 offset
= atol (oarg
);
1641 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1643 addr
= parse_and_eval_address (argv
[0]) + offset
;
1644 length
= atol (argv
[1]);
1646 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1648 cleanups
= make_cleanup (free_memory_read_result_vector
, &result
);
1650 if (VEC_length (memory_read_result_s
, result
) == 0)
1651 error (_("Unable to read memory."));
1653 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1655 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1658 struct cleanup
*t
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1663 ui_out_field_core_addr (uiout
, "begin", gdbarch
, read_result
->begin
);
1664 ui_out_field_core_addr (uiout
, "offset", gdbarch
, read_result
->begin
1666 ui_out_field_core_addr (uiout
, "end", gdbarch
, read_result
->end
);
1668 alloc_len
= (read_result
->end
- read_result
->begin
) * 2 * unit_size
+ 1;
1669 data
= (char *) xmalloc (alloc_len
);
1671 for (i
= 0, p
= data
;
1672 i
< ((read_result
->end
- read_result
->begin
) * unit_size
);
1675 sprintf (p
, "%02x", read_result
->data
[i
]);
1677 ui_out_field_string (uiout
, "contents", data
);
1681 do_cleanups (cleanups
);
1684 /* Implementation of the -data-write_memory command.
1686 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1687 offset from the beginning of the memory grid row where the cell to
1689 ADDR: start address of the row in the memory grid where the memory
1690 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1691 the location to write to.
1692 FORMAT: a char indicating format for the ``word''. See
1694 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1695 VALUE: value to be written into the memory address.
1697 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1702 mi_cmd_data_write_memory (char *command
, char **argv
, int argc
)
1704 struct gdbarch
*gdbarch
= get_current_arch ();
1705 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1708 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1709 enough when using a compiler other than GCC. */
1712 struct cleanup
*old_chain
;
1720 static const struct mi_opt opts
[] =
1722 {"o", OFFSET_OPT
, 1},
1728 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1733 switch ((enum opt
) opt
)
1736 offset
= atol (oarg
);
1744 error (_("-data-write-memory: Usage: "
1745 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1747 /* Extract all the arguments. */
1748 /* Start address of the memory dump. */
1749 addr
= parse_and_eval_address (argv
[0]);
1750 /* The size of the memory word. */
1751 word_size
= atol (argv
[2]);
1753 /* Calculate the real address of the write destination. */
1754 addr
+= (offset
* word_size
);
1756 /* Get the value as a number. */
1757 value
= parse_and_eval_address (argv
[3]);
1758 /* Get the value into an array. */
1759 buffer
= (gdb_byte
*) xmalloc (word_size
);
1760 old_chain
= make_cleanup (xfree
, buffer
);
1761 store_signed_integer (buffer
, word_size
, byte_order
, value
);
1762 /* Write it down to memory. */
1763 write_memory_with_notification (addr
, buffer
, word_size
);
1764 /* Free the buffer. */
1765 do_cleanups (old_chain
);
1768 /* Implementation of the -data-write-memory-bytes command.
1771 DATA: string of bytes to write at that address
1772 COUNT: number of bytes to be filled (decimal integer). */
1775 mi_cmd_data_write_memory_bytes (char *command
, char **argv
, int argc
)
1781 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1782 long int count_units
;
1783 struct cleanup
*back_to
;
1786 if (argc
!= 2 && argc
!= 3)
1787 error (_("Usage: ADDR DATA [COUNT]."));
1789 addr
= parse_and_eval_address (argv
[0]);
1791 len_hex
= strlen (cdata
);
1792 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1794 if (len_hex
% (unit_size
* 2) != 0)
1795 error (_("Hex-encoded '%s' must represent an integral number of "
1796 "addressable memory units."),
1799 len_bytes
= len_hex
/ 2;
1800 len_units
= len_bytes
/ unit_size
;
1803 count_units
= strtoul (argv
[2], NULL
, 10);
1805 count_units
= len_units
;
1807 databuf
= XNEWVEC (gdb_byte
, len_bytes
);
1808 back_to
= make_cleanup (xfree
, databuf
);
1810 for (i
= 0; i
< len_bytes
; ++i
)
1813 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1814 error (_("Invalid argument"));
1815 databuf
[i
] = (gdb_byte
) x
;
1818 if (len_units
< count_units
)
1820 /* Pattern is made of less units than count:
1821 repeat pattern to fill memory. */
1822 data
= (gdb_byte
*) xmalloc (count_units
* unit_size
);
1823 make_cleanup (xfree
, data
);
1825 /* Number of times the pattern is entirely repeated. */
1826 steps
= count_units
/ len_units
;
1827 /* Number of remaining addressable memory units. */
1828 remaining_units
= count_units
% len_units
;
1829 for (i
= 0; i
< steps
; i
++)
1830 memcpy (data
+ i
* len_bytes
, databuf
, len_bytes
);
1832 if (remaining_units
> 0)
1833 memcpy (data
+ steps
* len_bytes
, databuf
,
1834 remaining_units
* unit_size
);
1838 /* Pattern is longer than or equal to count:
1839 just copy count addressable memory units. */
1843 write_memory_with_notification (addr
, data
, count_units
);
1845 do_cleanups (back_to
);
1849 mi_cmd_enable_timings (char *command
, char **argv
, int argc
)
1855 if (strcmp (argv
[0], "yes") == 0)
1857 else if (strcmp (argv
[0], "no") == 0)
1868 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1872 mi_cmd_list_features (char *command
, char **argv
, int argc
)
1876 struct cleanup
*cleanup
= NULL
;
1877 struct ui_out
*uiout
= current_uiout
;
1879 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1880 ui_out_field_string (uiout
, NULL
, "frozen-varobjs");
1881 ui_out_field_string (uiout
, NULL
, "pending-breakpoints");
1882 ui_out_field_string (uiout
, NULL
, "thread-info");
1883 ui_out_field_string (uiout
, NULL
, "data-read-memory-bytes");
1884 ui_out_field_string (uiout
, NULL
, "breakpoint-notifications");
1885 ui_out_field_string (uiout
, NULL
, "ada-task-info");
1886 ui_out_field_string (uiout
, NULL
, "language-option");
1887 ui_out_field_string (uiout
, NULL
, "info-gdb-mi-command");
1888 ui_out_field_string (uiout
, NULL
, "undefined-command-error-code");
1889 ui_out_field_string (uiout
, NULL
, "exec-run-start-option");
1891 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1892 ui_out_field_string (uiout
, NULL
, "python");
1894 do_cleanups (cleanup
);
1898 error (_("-list-features should be passed no arguments"));
1902 mi_cmd_list_target_features (char *command
, char **argv
, int argc
)
1906 struct cleanup
*cleanup
= NULL
;
1907 struct ui_out
*uiout
= current_uiout
;
1909 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1911 ui_out_field_string (uiout
, NULL
, "async");
1912 if (target_can_execute_reverse
)
1913 ui_out_field_string (uiout
, NULL
, "reverse");
1914 do_cleanups (cleanup
);
1918 error (_("-list-target-features should be passed no arguments"));
1922 mi_cmd_add_inferior (char *command
, char **argv
, int argc
)
1924 struct inferior
*inf
;
1927 error (_("-add-inferior should be passed no arguments"));
1929 inf
= add_inferior_with_spaces ();
1931 ui_out_field_fmt (current_uiout
, "inferior", "i%d", inf
->num
);
1934 /* Callback used to find the first inferior other than the current
1938 get_other_inferior (struct inferior
*inf
, void *arg
)
1940 if (inf
== current_inferior ())
1947 mi_cmd_remove_inferior (char *command
, char **argv
, int argc
)
1950 struct inferior
*inf
;
1953 error (_("-remove-inferior should be passed a single argument"));
1955 if (sscanf (argv
[0], "i%d", &id
) != 1)
1956 error (_("the thread group id is syntactically invalid"));
1958 inf
= find_inferior_id (id
);
1960 error (_("the specified thread group does not exist"));
1963 error (_("cannot remove an active inferior"));
1965 if (inf
== current_inferior ())
1967 struct thread_info
*tp
= 0;
1968 struct inferior
*new_inferior
1969 = iterate_over_inferiors (get_other_inferior
, NULL
);
1971 if (new_inferior
== NULL
)
1972 error (_("Cannot remove last inferior"));
1974 set_current_inferior (new_inferior
);
1975 if (new_inferior
->pid
!= 0)
1976 tp
= any_thread_of_process (new_inferior
->pid
);
1977 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1978 set_current_program_space (new_inferior
->pspace
);
1981 delete_inferior (inf
);
1986 /* Execute a command within a safe environment.
1987 Return <0 for error; >=0 for ok.
1989 args->action will tell mi_execute_command what action
1990 to perfrom after the given command has executed (display/suppress
1991 prompt, display error). */
1994 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1996 struct mi_interp
*mi
= (struct mi_interp
*) interp_data (command_interp ());
1997 struct cleanup
*cleanup
;
2000 current_command_ts
= context
->cmd_start
;
2002 current_token
= xstrdup (context
->token
);
2003 cleanup
= make_cleanup (free_current_contents
, ¤t_token
);
2005 running_result_record_printed
= 0;
2007 switch (context
->op
)
2010 /* A MI command was read from the input stream. */
2012 /* FIXME: gdb_???? */
2013 fprintf_unfiltered (mi
->raw_stdout
,
2014 " token=`%s' command=`%s' args=`%s'\n",
2015 context
->token
, context
->command
, context
->args
);
2017 mi_cmd_execute (context
);
2019 /* Print the result if there were no errors.
2021 Remember that on the way out of executing a command, you have
2022 to directly use the mi_interp's uiout, since the command
2023 could have reset the interpreter, in which case the current
2024 uiout will most likely crash in the mi_out_* routines. */
2025 if (!running_result_record_printed
)
2027 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2028 /* There's no particularly good reason why target-connect results
2029 in not ^done. Should kill ^connected for MI3. */
2030 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
2031 ? "^connected" : "^done", mi
->raw_stdout
);
2032 mi_out_put (uiout
, mi
->raw_stdout
);
2033 mi_out_rewind (uiout
);
2034 mi_print_timing_maybe (mi
->raw_stdout
);
2035 fputs_unfiltered ("\n", mi
->raw_stdout
);
2038 /* The command does not want anything to be printed. In that
2039 case, the command probably should not have written anything
2040 to uiout, but in case it has written something, discard it. */
2041 mi_out_rewind (uiout
);
2048 /* A CLI command was read from the input stream. */
2049 /* This "feature" will be removed as soon as we have a
2050 complete set of mi commands. */
2051 /* Echo the command on the console. */
2052 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
2053 /* Call the "console" interpreter. */
2054 argv
[0] = INTERP_CONSOLE
;
2055 argv
[1] = context
->command
;
2056 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
2058 /* If we changed interpreters, DON'T print out anything. */
2059 if (current_interp_named_p (INTERP_MI
)
2060 || current_interp_named_p (INTERP_MI1
)
2061 || current_interp_named_p (INTERP_MI2
)
2062 || current_interp_named_p (INTERP_MI3
))
2064 if (!running_result_record_printed
)
2066 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2067 fputs_unfiltered ("^done", mi
->raw_stdout
);
2068 mi_out_put (uiout
, mi
->raw_stdout
);
2069 mi_out_rewind (uiout
);
2070 mi_print_timing_maybe (mi
->raw_stdout
);
2071 fputs_unfiltered ("\n", mi
->raw_stdout
);
2074 mi_out_rewind (uiout
);
2080 do_cleanups (cleanup
);
2083 /* Print a gdb exception to the MI output stream. */
2086 mi_print_exception (const char *token
, struct gdb_exception exception
)
2088 struct mi_interp
*mi
2089 = (struct mi_interp
*) interp_data (current_interpreter ());
2091 fputs_unfiltered (token
, mi
->raw_stdout
);
2092 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
2093 if (exception
.message
== NULL
)
2094 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
2096 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
2097 fputs_unfiltered ("\"", mi
->raw_stdout
);
2099 switch (exception
.error
)
2101 case UNDEFINED_COMMAND_ERROR
:
2102 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
2106 fputs_unfiltered ("\n", mi
->raw_stdout
);
2109 /* Determine whether the parsed command already notifies the
2110 user_selected_context_changed observer. */
2113 command_notifies_uscc_observer (struct mi_parse
*command
)
2115 if (command
->op
== CLI_COMMAND
)
2117 /* CLI commands "thread" and "inferior" already send it. */
2118 return (strncmp (command
->command
, "thread ", 7) == 0
2119 || strncmp (command
->command
, "inferior ", 9) == 0);
2121 else /* MI_COMMAND */
2123 if (strcmp (command
->command
, "interpreter-exec") == 0
2124 && command
->argc
> 1)
2126 /* "thread" and "inferior" again, but through -interpreter-exec. */
2127 return (strncmp (command
->argv
[1], "thread ", 7) == 0
2128 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
2132 /* -thread-select already sends it. */
2133 return strcmp (command
->command
, "thread-select") == 0;
2138 mi_execute_command (const char *cmd
, int from_tty
)
2141 struct mi_parse
*command
= NULL
;
2143 /* This is to handle EOF (^D). We just quit gdb. */
2144 /* FIXME: we should call some API function here. */
2146 quit_force (NULL
, from_tty
);
2148 target_log_command (cmd
);
2152 command
= mi_parse (cmd
, &token
);
2154 CATCH (exception
, RETURN_MASK_ALL
)
2156 mi_print_exception (token
, exception
);
2161 if (command
!= NULL
)
2163 ptid_t previous_ptid
= inferior_ptid
;
2164 struct cleanup
*cleanup
= make_cleanup (null_cleanup
, NULL
);
2166 command
->token
= token
;
2168 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2170 make_cleanup_restore_integer (command
->cmd
->suppress_notification
);
2171 *command
->cmd
->suppress_notification
= 1;
2176 command
->cmd_start
= XNEW (struct mi_timestamp
);
2177 timestamp (command
->cmd_start
);
2182 captured_mi_execute_command (current_uiout
, command
);
2184 CATCH (result
, RETURN_MASK_ALL
)
2186 /* Like in start_event_loop, enable input and force display
2187 of the prompt. Otherwise, any command that calls
2188 async_disable_stdin, and then throws, will leave input
2190 async_enable_stdin ();
2191 current_ui
->prompt_state
= PROMPT_NEEDED
;
2193 /* The command execution failed and error() was called
2195 mi_print_exception (command
->token
, result
);
2196 mi_out_rewind (current_uiout
);
2200 bpstat_do_actions ();
2202 if (/* The notifications are only output when the top-level
2203 interpreter (specified on the command line) is MI. */
2204 ui_out_is_mi_like_p (interp_ui_out (top_level_interpreter ()))
2205 /* Don't try report anything if there are no threads --
2206 the program is dead. */
2207 && thread_count () != 0
2208 /* If the command already reports the thread change, no need to do it
2210 && !command_notifies_uscc_observer (command
))
2212 struct mi_interp
*mi
2213 = (struct mi_interp
*) top_level_interpreter_data ();
2214 int report_change
= 0;
2216 if (command
->thread
== -1)
2218 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2219 && !ptid_equal (inferior_ptid
, previous_ptid
)
2220 && !ptid_equal (inferior_ptid
, null_ptid
));
2222 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2224 struct thread_info
*ti
= inferior_thread ();
2226 report_change
= (ti
->global_num
!= command
->thread
);
2231 observer_notify_user_selected_context_changed
2232 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2236 mi_parse_free (command
);
2238 do_cleanups (cleanup
);
2243 mi_cmd_execute (struct mi_parse
*parse
)
2245 struct cleanup
*cleanup
;
2247 cleanup
= prepare_execute_command ();
2249 if (parse
->all
&& parse
->thread_group
!= -1)
2250 error (_("Cannot specify --thread-group together with --all"));
2252 if (parse
->all
&& parse
->thread
!= -1)
2253 error (_("Cannot specify --thread together with --all"));
2255 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2256 error (_("Cannot specify --thread together with --thread-group"));
2258 if (parse
->frame
!= -1 && parse
->thread
== -1)
2259 error (_("Cannot specify --frame without --thread"));
2261 if (parse
->thread_group
!= -1)
2263 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2264 struct thread_info
*tp
= 0;
2267 error (_("Invalid thread group for the --thread-group option"));
2269 set_current_inferior (inf
);
2270 /* This behaviour means that if --thread-group option identifies
2271 an inferior with multiple threads, then a random one will be
2272 picked. This is not a problem -- frontend should always
2273 provide --thread if it wishes to operate on a specific
2276 tp
= any_live_thread_of_process (inf
->pid
);
2277 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2278 set_current_program_space (inf
->pspace
);
2281 if (parse
->thread
!= -1)
2283 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2286 error (_("Invalid thread id: %d"), parse
->thread
);
2288 if (is_exited (tp
->ptid
))
2289 error (_("Thread id: %d has terminated"), parse
->thread
);
2291 switch_to_thread (tp
->ptid
);
2294 if (parse
->frame
!= -1)
2296 struct frame_info
*fid
;
2297 int frame
= parse
->frame
;
2299 fid
= find_relative_frame (get_current_frame (), &frame
);
2301 /* find_relative_frame was successful */
2304 error (_("Invalid frame id: %d"), frame
);
2307 if (parse
->language
!= language_unknown
)
2309 make_cleanup_restore_current_language ();
2310 set_language (parse
->language
);
2313 current_context
= parse
;
2315 if (parse
->cmd
->argv_func
!= NULL
)
2317 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2319 else if (parse
->cmd
->cli
.cmd
!= 0)
2321 /* FIXME: DELETE THIS. */
2322 /* The operation is still implemented by a cli command. */
2323 /* Must be a synchronous one. */
2324 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2329 /* FIXME: DELETE THIS. */
2330 struct ui_file
*stb
;
2332 stb
= mem_fileopen ();
2334 fputs_unfiltered ("Undefined mi command: ", stb
);
2335 fputstr_unfiltered (parse
->command
, '"', stb
);
2336 fputs_unfiltered (" (missing implementation)", stb
);
2338 make_cleanup_ui_file_delete (stb
);
2341 do_cleanups (cleanup
);
2344 /* FIXME: This is just a hack so we can get some extra commands going.
2345 We don't want to channel things through the CLI, but call libgdb directly.
2346 Use only for synchronous commands. */
2349 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2353 struct cleanup
*old_cleanups
;
2357 run
= xstrprintf ("%s %s", cmd
, args
);
2359 run
= xstrdup (cmd
);
2361 /* FIXME: gdb_???? */
2362 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2364 old_cleanups
= make_cleanup (xfree
, run
);
2365 execute_command (run
, 0 /* from_tty */ );
2366 do_cleanups (old_cleanups
);
2372 mi_execute_async_cli_command (char *cli_command
, char **argv
, int argc
)
2374 struct cleanup
*old_cleanups
;
2378 run
= xstrprintf ("%s %s&", cli_command
, argc
? *argv
: "");
2380 run
= xstrprintf ("%s %s", cli_command
, argc
? *argv
: "");
2381 old_cleanups
= make_cleanup (xfree
, run
);
2383 execute_command (run
, 0 /* from_tty */ );
2385 /* Do this before doing any printing. It would appear that some
2386 print code leaves garbage around in the buffer. */
2387 do_cleanups (old_cleanups
);
2391 mi_load_progress (const char *section_name
,
2392 unsigned long sent_so_far
,
2393 unsigned long total_section
,
2394 unsigned long total_sent
,
2395 unsigned long grand_total
)
2397 struct timeval time_now
, delta
, update_threshold
;
2398 static struct timeval last_update
;
2399 static char *previous_sect_name
= NULL
;
2401 struct ui_out
*saved_uiout
;
2402 struct ui_out
*uiout
;
2403 struct mi_interp
*mi
2404 = (struct mi_interp
*) interp_data (current_interpreter ());
2406 /* This function is called through deprecated_show_load_progress
2407 which means uiout may not be correct. Fix it for the duration
2408 of this function. */
2409 saved_uiout
= current_uiout
;
2411 if (current_interp_named_p (INTERP_MI
)
2412 || current_interp_named_p (INTERP_MI2
))
2413 current_uiout
= mi_out_new (2);
2414 else if (current_interp_named_p (INTERP_MI1
))
2415 current_uiout
= mi_out_new (1);
2416 else if (current_interp_named_p (INTERP_MI3
))
2417 current_uiout
= mi_out_new (3);
2421 uiout
= current_uiout
;
2423 update_threshold
.tv_sec
= 0;
2424 update_threshold
.tv_usec
= 500000;
2425 gettimeofday (&time_now
, NULL
);
2427 delta
.tv_usec
= time_now
.tv_usec
- last_update
.tv_usec
;
2428 delta
.tv_sec
= time_now
.tv_sec
- last_update
.tv_sec
;
2430 if (delta
.tv_usec
< 0)
2433 delta
.tv_usec
+= 1000000L;
2436 new_section
= (previous_sect_name
?
2437 strcmp (previous_sect_name
, section_name
) : 1);
2440 struct cleanup
*cleanup_tuple
;
2442 xfree (previous_sect_name
);
2443 previous_sect_name
= xstrdup (section_name
);
2446 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2447 fputs_unfiltered ("+download", mi
->raw_stdout
);
2448 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2449 ui_out_field_string (uiout
, "section", section_name
);
2450 ui_out_field_int (uiout
, "section-size", total_section
);
2451 ui_out_field_int (uiout
, "total-size", grand_total
);
2452 do_cleanups (cleanup_tuple
);
2453 mi_out_put (uiout
, mi
->raw_stdout
);
2454 fputs_unfiltered ("\n", mi
->raw_stdout
);
2455 gdb_flush (mi
->raw_stdout
);
2458 if (delta
.tv_sec
>= update_threshold
.tv_sec
&&
2459 delta
.tv_usec
>= update_threshold
.tv_usec
)
2461 struct cleanup
*cleanup_tuple
;
2463 last_update
.tv_sec
= time_now
.tv_sec
;
2464 last_update
.tv_usec
= time_now
.tv_usec
;
2466 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2467 fputs_unfiltered ("+download", mi
->raw_stdout
);
2468 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2469 ui_out_field_string (uiout
, "section", section_name
);
2470 ui_out_field_int (uiout
, "section-sent", sent_so_far
);
2471 ui_out_field_int (uiout
, "section-size", total_section
);
2472 ui_out_field_int (uiout
, "total-sent", total_sent
);
2473 ui_out_field_int (uiout
, "total-size", grand_total
);
2474 do_cleanups (cleanup_tuple
);
2475 mi_out_put (uiout
, mi
->raw_stdout
);
2476 fputs_unfiltered ("\n", mi
->raw_stdout
);
2477 gdb_flush (mi
->raw_stdout
);
2481 current_uiout
= saved_uiout
;
2485 timestamp (struct mi_timestamp
*tv
)
2487 gettimeofday (&tv
->wallclock
, NULL
);
2488 #ifdef HAVE_GETRUSAGE
2489 getrusage (RUSAGE_SELF
, &rusage
);
2490 tv
->utime
.tv_sec
= rusage
.ru_utime
.tv_sec
;
2491 tv
->utime
.tv_usec
= rusage
.ru_utime
.tv_usec
;
2492 tv
->stime
.tv_sec
= rusage
.ru_stime
.tv_sec
;
2493 tv
->stime
.tv_usec
= rusage
.ru_stime
.tv_usec
;
2496 long usec
= get_run_time ();
2498 tv
->utime
.tv_sec
= usec
/1000000L;
2499 tv
->utime
.tv_usec
= usec
- 1000000L*tv
->utime
.tv_sec
;
2500 tv
->stime
.tv_sec
= 0;
2501 tv
->stime
.tv_usec
= 0;
2507 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2509 struct mi_timestamp now
;
2512 print_diff (file
, start
, &now
);
2516 mi_print_timing_maybe (struct ui_file
*file
)
2518 /* If the command is -enable-timing then do_timings may be true
2519 whilst current_command_ts is not initialized. */
2520 if (do_timings
&& current_command_ts
)
2521 print_diff_now (file
, current_command_ts
);
2525 timeval_diff (struct timeval start
, struct timeval end
)
2527 return ((end
.tv_sec
- start
.tv_sec
) * 1000000L)
2528 + (end
.tv_usec
- start
.tv_usec
);
2532 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2533 struct mi_timestamp
*end
)
2537 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2538 timeval_diff (start
->wallclock
, end
->wallclock
) / 1000000.0,
2539 timeval_diff (start
->utime
, end
->utime
) / 1000000.0,
2540 timeval_diff (start
->stime
, end
->stime
) / 1000000.0);
2544 mi_cmd_trace_define_variable (char *command
, char **argv
, int argc
)
2546 LONGEST initval
= 0;
2547 struct trace_state_variable
*tsv
;
2550 if (argc
!= 1 && argc
!= 2)
2551 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2555 error (_("Name of trace variable should start with '$'"));
2557 validate_trace_state_variable_name (name
);
2559 tsv
= find_trace_state_variable (name
);
2561 tsv
= create_trace_state_variable (name
);
2564 initval
= value_as_long (parse_and_eval (argv
[1]));
2566 tsv
->initial_value
= initval
;
2570 mi_cmd_trace_list_variables (char *command
, char **argv
, int argc
)
2573 error (_("-trace-list-variables: no arguments allowed"));
2575 tvariables_info_1 ();
2579 mi_cmd_trace_find (char *command
, char **argv
, int argc
)
2584 error (_("trace selection mode is required"));
2588 if (strcmp (mode
, "none") == 0)
2590 tfind_1 (tfind_number
, -1, 0, 0, 0);
2594 check_trace_running (current_trace_status ());
2596 if (strcmp (mode
, "frame-number") == 0)
2599 error (_("frame number is required"));
2600 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2602 else if (strcmp (mode
, "tracepoint-number") == 0)
2605 error (_("tracepoint number is required"));
2606 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2608 else if (strcmp (mode
, "pc") == 0)
2611 error (_("PC is required"));
2612 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2614 else if (strcmp (mode
, "pc-inside-range") == 0)
2617 error (_("Start and end PC are required"));
2618 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2619 parse_and_eval_address (argv
[2]), 0);
2621 else if (strcmp (mode
, "pc-outside-range") == 0)
2624 error (_("Start and end PC are required"));
2625 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2626 parse_and_eval_address (argv
[2]), 0);
2628 else if (strcmp (mode
, "line") == 0)
2630 struct symtabs_and_lines sals
;
2631 struct symtab_and_line sal
;
2632 static CORE_ADDR start_pc
, end_pc
;
2633 struct cleanup
*back_to
;
2636 error (_("Line is required"));
2638 sals
= decode_line_with_current_source (argv
[1],
2639 DECODE_LINE_FUNFIRSTLINE
);
2640 back_to
= make_cleanup (xfree
, sals
.sals
);
2644 if (sal
.symtab
== 0)
2645 error (_("Could not find the specified line"));
2647 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2648 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2650 error (_("Could not find the specified line"));
2652 do_cleanups (back_to
);
2655 error (_("Invalid mode '%s'"), mode
);
2657 if (has_stack_frames () || get_traceframe_number () >= 0)
2658 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2662 mi_cmd_trace_save (char *command
, char **argv
, int argc
)
2664 int target_saves
= 0;
2665 int generate_ctf
= 0;
2672 TARGET_SAVE_OPT
, CTF_OPT
2674 static const struct mi_opt opts
[] =
2676 {"r", TARGET_SAVE_OPT
, 0},
2677 {"ctf", CTF_OPT
, 0},
2683 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2688 switch ((enum opt
) opt
)
2690 case TARGET_SAVE_OPT
:
2699 if (argc
- oind
!= 1)
2700 error (_("Exactly one argument required "
2701 "(file in which to save trace data)"));
2703 filename
= argv
[oind
];
2706 trace_save_ctf (filename
, target_saves
);
2708 trace_save_tfile (filename
, target_saves
);
2712 mi_cmd_trace_start (char *command
, char **argv
, int argc
)
2714 start_tracing (NULL
);
2718 mi_cmd_trace_status (char *command
, char **argv
, int argc
)
2720 trace_status_mi (0);
2724 mi_cmd_trace_stop (char *command
, char **argv
, int argc
)
2726 stop_tracing (NULL
);
2727 trace_status_mi (1);
2730 /* Implement the "-ada-task-info" command. */
2733 mi_cmd_ada_task_info (char *command
, char **argv
, int argc
)
2735 if (argc
!= 0 && argc
!= 1)
2736 error (_("Invalid MI command"));
2738 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2741 /* Print EXPRESSION according to VALUES. */
2744 print_variable_or_computed (char *expression
, enum print_values values
)
2746 struct expression
*expr
;
2747 struct cleanup
*old_chain
;
2749 struct ui_file
*stb
;
2751 struct ui_out
*uiout
= current_uiout
;
2753 stb
= mem_fileopen ();
2754 old_chain
= make_cleanup_ui_file_delete (stb
);
2756 expr
= parse_expression (expression
);
2758 make_cleanup (free_current_contents
, &expr
);
2760 if (values
== PRINT_SIMPLE_VALUES
)
2761 val
= evaluate_type (expr
);
2763 val
= evaluate_expression (expr
);
2765 if (values
!= PRINT_NO_VALUES
)
2766 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2767 ui_out_field_string (uiout
, "name", expression
);
2771 case PRINT_SIMPLE_VALUES
:
2772 type
= check_typedef (value_type (val
));
2773 type_print (value_type (val
), "", stb
, -1);
2774 ui_out_field_stream (uiout
, "type", stb
);
2775 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2776 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2777 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2779 struct value_print_options opts
;
2781 get_no_prettyformat_print_options (&opts
);
2783 common_val_print (val
, stb
, 0, &opts
, current_language
);
2784 ui_out_field_stream (uiout
, "value", stb
);
2787 case PRINT_ALL_VALUES
:
2789 struct value_print_options opts
;
2791 get_no_prettyformat_print_options (&opts
);
2793 common_val_print (val
, stb
, 0, &opts
, current_language
);
2794 ui_out_field_stream (uiout
, "value", stb
);
2799 do_cleanups (old_chain
);
2802 /* Implement the "-trace-frame-collected" command. */
2805 mi_cmd_trace_frame_collected (char *command
, char **argv
, int argc
)
2807 struct cleanup
*old_chain
;
2808 struct bp_location
*tloc
;
2810 struct collection_list
*clist
;
2811 struct collection_list tracepoint_list
, stepping_list
;
2812 struct traceframe_info
*tinfo
;
2814 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2815 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2816 int registers_format
= 'x';
2817 int memory_contents
= 0;
2818 struct ui_out
*uiout
= current_uiout
;
2826 static const struct mi_opt opts
[] =
2828 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2829 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2830 {"-registers-format", REGISTERS_FORMAT
, 1},
2831 {"-memory-contents", MEMORY_CONTENTS
, 0},
2838 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2842 switch ((enum opt
) opt
)
2844 case VAR_PRINT_VALUES
:
2845 var_print_values
= mi_parse_print_values (oarg
);
2847 case COMP_PRINT_VALUES
:
2848 comp_print_values
= mi_parse_print_values (oarg
);
2850 case REGISTERS_FORMAT
:
2851 registers_format
= oarg
[0];
2852 case MEMORY_CONTENTS
:
2853 memory_contents
= 1;
2859 error (_("Usage: -trace-frame-collected "
2860 "[--var-print-values PRINT_VALUES] "
2861 "[--comp-print-values PRINT_VALUES] "
2862 "[--registers-format FORMAT]"
2863 "[--memory-contents]"));
2865 /* This throws an error is not inspecting a trace frame. */
2866 tloc
= get_traceframe_location (&stepping_frame
);
2868 /* This command only makes sense for the current frame, not the
2870 old_chain
= make_cleanup_restore_current_thread ();
2871 select_frame (get_current_frame ());
2873 encode_actions_and_make_cleanup (tloc
, &tracepoint_list
,
2877 clist
= &stepping_list
;
2879 clist
= &tracepoint_list
;
2881 tinfo
= get_traceframe_info ();
2883 /* Explicitly wholly collected variables. */
2885 struct cleanup
*list_cleanup
;
2889 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
,
2890 "explicit-variables");
2891 for (i
= 0; VEC_iterate (char_ptr
, clist
->wholly_collected
, i
, p
); i
++)
2892 print_variable_or_computed (p
, var_print_values
);
2893 do_cleanups (list_cleanup
);
2896 /* Computed expressions. */
2898 struct cleanup
*list_cleanup
;
2903 = make_cleanup_ui_out_list_begin_end (uiout
,
2904 "computed-expressions");
2905 for (i
= 0; VEC_iterate (char_ptr
, clist
->computed
, i
, p
); i
++)
2906 print_variable_or_computed (p
, comp_print_values
);
2907 do_cleanups (list_cleanup
);
2910 /* Registers. Given pseudo-registers, and that some architectures
2911 (like MIPS) actually hide the raw registers, we don't go through
2912 the trace frame info, but instead consult the register cache for
2913 register availability. */
2915 struct cleanup
*list_cleanup
;
2916 struct frame_info
*frame
;
2917 struct gdbarch
*gdbarch
;
2921 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "registers");
2923 frame
= get_selected_frame (NULL
);
2924 gdbarch
= get_frame_arch (frame
);
2925 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2927 for (regnum
= 0; regnum
< numregs
; regnum
++)
2929 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2930 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2933 output_register (frame
, regnum
, registers_format
, 1);
2936 do_cleanups (list_cleanup
);
2939 /* Trace state variables. */
2941 struct cleanup
*list_cleanup
;
2946 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "tvars");
2949 make_cleanup (free_current_contents
, &tsvname
);
2951 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2953 struct cleanup
*cleanup_child
;
2954 struct trace_state_variable
*tsv
;
2956 tsv
= find_trace_state_variable_by_number (tvar
);
2958 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2962 tsvname
= (char *) xrealloc (tsvname
, strlen (tsv
->name
) + 2);
2964 strcpy (tsvname
+ 1, tsv
->name
);
2965 ui_out_field_string (uiout
, "name", tsvname
);
2967 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2969 ui_out_field_int (uiout
, "current", tsv
->value
);
2973 ui_out_field_skip (uiout
, "name");
2974 ui_out_field_skip (uiout
, "current");
2977 do_cleanups (cleanup_child
);
2980 do_cleanups (list_cleanup
);
2985 struct cleanup
*list_cleanup
;
2986 VEC(mem_range_s
) *available_memory
= NULL
;
2987 struct mem_range
*r
;
2990 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2991 make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2993 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
2995 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
2997 struct cleanup
*cleanup_child
;
2999 struct gdbarch
*gdbarch
= target_gdbarch ();
3001 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
3003 ui_out_field_core_addr (uiout
, "address", gdbarch
, r
->start
);
3004 ui_out_field_int (uiout
, "length", r
->length
);
3006 data
= (gdb_byte
*) xmalloc (r
->length
);
3007 make_cleanup (xfree
, data
);
3009 if (memory_contents
)
3011 if (target_read_memory (r
->start
, data
, r
->length
) == 0)
3016 data_str
= (char *) xmalloc (r
->length
* 2 + 1);
3017 make_cleanup (xfree
, data_str
);
3019 for (m
= 0, p
= data_str
; m
< r
->length
; ++m
, p
+= 2)
3020 sprintf (p
, "%02x", data
[m
]);
3021 ui_out_field_string (uiout
, "contents", data_str
);
3024 ui_out_field_skip (uiout
, "contents");
3026 do_cleanups (cleanup_child
);
3029 do_cleanups (list_cleanup
);
3032 do_cleanups (old_chain
);
3036 _initialize_mi_main (void)
3038 struct cmd_list_element
*c
;
3040 add_setshow_boolean_cmd ("mi-async", class_run
,
3042 Set whether MI asynchronous mode is enabled."), _("\
3043 Show whether MI asynchronous mode is enabled."), _("\
3044 Tells GDB whether MI should be in asynchronous mode."),
3045 set_mi_async_command
,
3046 show_mi_async_command
,
3050 /* Alias old "target-async" to "mi-async". */
3051 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
3052 deprecate_cmd (c
, "set mi-async");
3053 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
3054 deprecate_cmd (c
, "show mi-async");