3 Copyright (C) 2000-2017 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"
57 #include "common/gdb_optional.h"
58 #include "common/byte-vector.h"
61 #include "run-time-clock.h"
63 #include "progspace-and-thread.h"
72 /* This is used to pass the current command timestamp down to
73 continuation routines. */
74 static struct mi_timestamp
*current_command_ts
;
76 static int do_timings
= 0;
79 /* Few commands would like to know if options like --thread-group were
80 explicitly specified. This variable keeps the current parsed
81 command including all option, and make it possible. */
82 static struct mi_parse
*current_context
;
84 int running_result_record_printed
= 1;
86 /* Flag indicating that the target has proceeded since the last
87 command was issued. */
90 extern void _initialize_mi_main (void);
91 static void mi_cmd_execute (struct mi_parse
*parse
);
93 static void mi_execute_cli_command (const char *cmd
, int args_p
,
95 static void mi_execute_async_cli_command (const char *cli_command
,
96 char **argv
, int argc
);
97 static int register_changed_p (int regnum
, struct regcache
*,
99 static void output_register (struct frame_info
*, int regnum
, int format
,
100 int skip_unavailable
);
102 /* Controls whether the frontend wants MI in async mode. */
103 static int mi_async
= 0;
105 /* The set command writes to this variable. If the inferior is
106 executing, mi_async is *not* updated. */
107 static int mi_async_1
= 0;
110 set_mi_async_command (char *args
, int from_tty
,
111 struct cmd_list_element
*c
)
113 if (have_live_inferiors ())
115 mi_async_1
= mi_async
;
116 error (_("Cannot change this setting while the inferior is running."));
119 mi_async
= mi_async_1
;
123 show_mi_async_command (struct ui_file
*file
, int from_tty
,
124 struct cmd_list_element
*c
,
127 fprintf_filtered (file
,
128 _("Whether MI is in asynchronous mode is %s.\n"),
132 /* A wrapper for target_can_async_p that takes the MI setting into
138 return mi_async
&& target_can_async_p ();
141 /* Command implementations. FIXME: Is this libgdb? No. This is the MI
142 layer that calls libgdb. Any operation used in the below should be
145 static void timestamp (struct mi_timestamp
*tv
);
147 static void print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
148 struct mi_timestamp
*end
);
151 mi_cmd_gdb_exit (const char *command
, char **argv
, int argc
)
153 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
155 /* We have to print everything right here because we never return. */
157 fputs_unfiltered (current_token
, mi
->raw_stdout
);
158 fputs_unfiltered ("^exit\n", mi
->raw_stdout
);
159 mi_out_put (current_uiout
, mi
->raw_stdout
);
160 gdb_flush (mi
->raw_stdout
);
161 /* FIXME: The function called is not yet a formal libgdb function. */
162 quit_force (NULL
, FROM_TTY
);
166 mi_cmd_exec_next (const char *command
, char **argv
, int argc
)
168 /* FIXME: Should call a libgdb function, not a cli wrapper. */
169 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
170 mi_execute_async_cli_command ("reverse-next", argv
+ 1, argc
- 1);
172 mi_execute_async_cli_command ("next", argv
, argc
);
176 mi_cmd_exec_next_instruction (const char *command
, char **argv
, int argc
)
178 /* FIXME: Should call a libgdb function, not a cli wrapper. */
179 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
180 mi_execute_async_cli_command ("reverse-nexti", argv
+ 1, argc
- 1);
182 mi_execute_async_cli_command ("nexti", argv
, argc
);
186 mi_cmd_exec_step (const char *command
, char **argv
, int argc
)
188 /* FIXME: Should call a libgdb function, not a cli wrapper. */
189 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
190 mi_execute_async_cli_command ("reverse-step", argv
+ 1, argc
- 1);
192 mi_execute_async_cli_command ("step", argv
, argc
);
196 mi_cmd_exec_step_instruction (const char *command
, char **argv
, int argc
)
198 /* FIXME: Should call a libgdb function, not a cli wrapper. */
199 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
200 mi_execute_async_cli_command ("reverse-stepi", argv
+ 1, argc
- 1);
202 mi_execute_async_cli_command ("stepi", argv
, argc
);
206 mi_cmd_exec_finish (const char *command
, char **argv
, int argc
)
208 /* FIXME: Should call a libgdb function, not a cli wrapper. */
209 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
210 mi_execute_async_cli_command ("reverse-finish", argv
+ 1, argc
- 1);
212 mi_execute_async_cli_command ("finish", argv
, argc
);
216 mi_cmd_exec_return (const char *command
, char **argv
, int argc
)
218 /* This command doesn't really execute the target, it just pops the
219 specified number of frames. */
221 /* Call return_command with from_tty argument equal to 0 so as to
222 avoid being queried. */
223 return_command (*argv
, 0);
225 /* Call return_command with from_tty argument equal to 0 so as to
226 avoid being queried. */
227 return_command (NULL
, 0);
229 /* Because we have called return_command with from_tty = 0, we need
230 to print the frame here. */
231 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
235 mi_cmd_exec_jump (const char *args
, char **argv
, int argc
)
237 /* FIXME: Should call a libgdb function, not a cli wrapper. */
238 mi_execute_async_cli_command ("jump", argv
, argc
);
242 proceed_thread (struct thread_info
*thread
, int pid
)
244 if (!is_stopped (thread
->ptid
))
247 if (pid
!= 0 && ptid_get_pid (thread
->ptid
) != pid
)
250 switch_to_thread (thread
->ptid
);
251 clear_proceed_status (0);
252 proceed ((CORE_ADDR
) -1, GDB_SIGNAL_DEFAULT
);
256 proceed_thread_callback (struct thread_info
*thread
, void *arg
)
258 int pid
= *(int *)arg
;
260 proceed_thread (thread
, pid
);
265 exec_continue (char **argv
, int argc
)
267 prepare_execution_command (¤t_target
, mi_async_p ());
271 /* In non-stop mode, 'resume' always resumes a single thread.
272 Therefore, to resume all threads of the current inferior, or
273 all threads in all inferiors, we need to iterate over
276 See comment on infcmd.c:proceed_thread_callback for rationale. */
277 if (current_context
->all
|| current_context
->thread_group
!= -1)
279 scoped_restore_current_thread restore_thread
;
282 if (!current_context
->all
)
285 = find_inferior_id (current_context
->thread_group
);
289 iterate_over_threads (proceed_thread_callback
, &pid
);
298 scoped_restore save_multi
= make_scoped_restore (&sched_multi
);
300 if (current_context
->all
)
307 /* In all-stop mode, -exec-continue traditionally resumed
308 either all threads, or one thread, depending on the
309 'scheduler-locking' variable. Let's continue to do the
317 exec_reverse_continue (char **argv
, int argc
)
319 enum exec_direction_kind dir
= execution_direction
;
321 if (dir
== EXEC_REVERSE
)
322 error (_("Already in reverse mode."));
324 if (!target_can_execute_reverse
)
325 error (_("Target %s does not support this command."), target_shortname
);
327 scoped_restore save_exec_dir
= make_scoped_restore (&execution_direction
,
329 exec_continue (argv
, argc
);
333 mi_cmd_exec_continue (const char *command
, char **argv
, int argc
)
335 if (argc
> 0 && strcmp (argv
[0], "--reverse") == 0)
336 exec_reverse_continue (argv
+ 1, argc
- 1);
338 exec_continue (argv
, argc
);
342 interrupt_thread_callback (struct thread_info
*thread
, void *arg
)
344 int pid
= *(int *)arg
;
346 if (!is_running (thread
->ptid
))
349 if (ptid_get_pid (thread
->ptid
) != pid
)
352 target_stop (thread
->ptid
);
356 /* Interrupt the execution of the target. Note how we must play
357 around with the token variables, in order to display the current
358 token in the result of the interrupt command, and the previous
359 execution token when the target finally stops. See comments in
363 mi_cmd_exec_interrupt (const char *command
, char **argv
, int argc
)
365 /* In all-stop mode, everything stops, so we don't need to try
366 anything specific. */
369 interrupt_target_1 (0);
373 if (current_context
->all
)
375 /* This will interrupt all threads in all inferiors. */
376 interrupt_target_1 (1);
378 else if (current_context
->thread_group
!= -1)
380 struct inferior
*inf
= find_inferior_id (current_context
->thread_group
);
382 iterate_over_threads (interrupt_thread_callback
, &inf
->pid
);
386 /* Interrupt just the current thread -- either explicitly
387 specified via --thread or whatever was current before
388 MI command was sent. */
389 interrupt_target_1 (0);
393 /* Callback for iterate_over_inferiors which starts the execution
394 of the given inferior.
396 ARG is a pointer to an integer whose value, if non-zero, indicates
397 that the program should be stopped when reaching the main subprogram
398 (similar to what the CLI "start" command does). */
401 run_one_inferior (struct inferior
*inf
, void *arg
)
403 int start_p
= *(int *) arg
;
404 const char *run_cmd
= start_p
? "start" : "run";
405 struct target_ops
*run_target
= find_run_target ();
406 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
410 if (inf
->pid
!= ptid_get_pid (inferior_ptid
))
412 struct thread_info
*tp
;
414 tp
= any_thread_of_process (inf
->pid
);
416 error (_("Inferior has no threads."));
418 switch_to_thread (tp
->ptid
);
423 set_current_inferior (inf
);
424 switch_to_thread (null_ptid
);
425 set_current_program_space (inf
->pspace
);
427 mi_execute_cli_command (run_cmd
, async_p
,
428 async_p
? "&" : NULL
);
433 mi_cmd_exec_run (const char *command
, char **argv
, int argc
)
437 /* Parse the command options. */
442 static const struct mi_opt opts
[] =
444 {"-start", START_OPT
, 0},
453 int opt
= mi_getopt ("-exec-run", argc
, argv
, opts
, &oind
, &oarg
);
457 switch ((enum opt
) opt
)
465 /* This command does not accept any argument. Make sure the user
466 did not provide any. */
468 error (_("Invalid argument: %s"), argv
[oind
]);
470 if (current_context
->all
)
472 scoped_restore_current_pspace_and_thread restore_pspace_thread
;
474 iterate_over_inferiors (run_one_inferior
, &start_p
);
478 const char *run_cmd
= start_p
? "start" : "run";
479 struct target_ops
*run_target
= find_run_target ();
480 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
482 mi_execute_cli_command (run_cmd
, async_p
,
483 async_p
? "&" : NULL
);
489 find_thread_of_process (struct thread_info
*ti
, void *p
)
493 if (ptid_get_pid (ti
->ptid
) == pid
&& !is_exited (ti
->ptid
))
500 mi_cmd_target_detach (const char *command
, char **argv
, int argc
)
502 if (argc
!= 0 && argc
!= 1)
503 error (_("Usage: -target-detach [pid | thread-group]"));
507 struct thread_info
*tp
;
511 /* First see if we are dealing with a thread-group id. */
514 struct inferior
*inf
;
515 int id
= strtoul (argv
[0] + 1, &end
, 0);
518 error (_("Invalid syntax of thread-group id '%s'"), argv
[0]);
520 inf
= find_inferior_id (id
);
522 error (_("Non-existent thread-group id '%d'"), id
);
528 /* We must be dealing with a pid. */
529 pid
= strtol (argv
[0], &end
, 10);
532 error (_("Invalid identifier '%s'"), argv
[0]);
535 /* Pick any thread in the desired process. Current
536 target_detach detaches from the parent of inferior_ptid. */
537 tp
= iterate_over_threads (find_thread_of_process
, &pid
);
539 error (_("Thread group is empty"));
541 switch_to_thread (tp
->ptid
);
544 detach_command (NULL
, 0);
548 mi_cmd_target_flash_erase (const char *command
, char **argv
, int argc
)
550 flash_erase_command (NULL
, 0);
554 mi_cmd_thread_select (const char *command
, char **argv
, int argc
)
557 char *mi_error_message
;
558 ptid_t previous_ptid
= inferior_ptid
;
561 error (_("-thread-select: USAGE: threadnum."));
563 rc
= gdb_thread_select (current_uiout
, argv
[0], &mi_error_message
);
565 /* If thread switch did not succeed don't notify or print. */
566 if (rc
== GDB_RC_FAIL
)
568 make_cleanup (xfree
, mi_error_message
);
569 error ("%s", mi_error_message
);
572 print_selected_thread_frame (current_uiout
,
573 USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
575 /* Notify if the thread has effectively changed. */
576 if (!ptid_equal (inferior_ptid
, previous_ptid
))
578 observer_notify_user_selected_context_changed (USER_SELECTED_THREAD
579 | USER_SELECTED_FRAME
);
584 mi_cmd_thread_list_ids (const char *command
, char **argv
, int argc
)
587 char *mi_error_message
;
590 error (_("-thread-list-ids: No arguments required."));
592 rc
= gdb_list_thread_ids (current_uiout
, &mi_error_message
);
594 if (rc
== GDB_RC_FAIL
)
596 make_cleanup (xfree
, mi_error_message
);
597 error ("%s", mi_error_message
);
602 mi_cmd_thread_info (const char *command
, char **argv
, int argc
)
604 if (argc
!= 0 && argc
!= 1)
605 error (_("Invalid MI command"));
607 print_thread_info (current_uiout
, argv
[0], -1);
610 struct collect_cores_data
618 collect_cores (struct thread_info
*ti
, void *xdata
)
620 struct collect_cores_data
*data
= (struct collect_cores_data
*) xdata
;
622 if (ptid_get_pid (ti
->ptid
) == data
->pid
)
624 int core
= target_core_of_thread (ti
->ptid
);
627 VEC_safe_push (int, data
->cores
, core
);
634 unique (int *b
, int *e
)
644 struct print_one_inferior_data
647 VEC (int) *inferiors
;
651 print_one_inferior (struct inferior
*inferior
, void *xdata
)
653 struct print_one_inferior_data
*top_data
654 = (struct print_one_inferior_data
*) xdata
;
655 struct ui_out
*uiout
= current_uiout
;
657 if (VEC_empty (int, top_data
->inferiors
)
658 || bsearch (&(inferior
->pid
), VEC_address (int, top_data
->inferiors
),
659 VEC_length (int, top_data
->inferiors
), sizeof (int),
660 compare_positive_ints
))
662 struct collect_cores_data data
;
663 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
665 uiout
->field_fmt ("id", "i%d", inferior
->num
);
666 uiout
->field_string ("type", "process");
667 if (inferior
->has_exit_code
)
668 uiout
->field_string ("exit-code",
669 int_string (inferior
->exit_code
, 8, 0, 0, 1));
670 if (inferior
->pid
!= 0)
671 uiout
->field_int ("pid", inferior
->pid
);
673 if (inferior
->pspace
->pspace_exec_filename
!= NULL
)
675 uiout
->field_string ("executable",
676 inferior
->pspace
->pspace_exec_filename
);
680 if (inferior
->pid
!= 0)
682 data
.pid
= inferior
->pid
;
683 iterate_over_threads (collect_cores
, &data
);
686 if (!VEC_empty (int, data
.cores
))
689 ui_out_emit_list
list_emitter (uiout
, "cores");
691 qsort (VEC_address (int, data
.cores
),
692 VEC_length (int, data
.cores
), sizeof (int),
693 compare_positive_ints
);
695 b
= VEC_address (int, data
.cores
);
696 e
= b
+ VEC_length (int, data
.cores
);
700 uiout
->field_int (NULL
, *b
);
703 if (top_data
->recurse
)
704 print_thread_info (uiout
, NULL
, inferior
->pid
);
710 /* Output a field named 'cores' with a list as the value. The
711 elements of the list are obtained by splitting 'cores' on
715 output_cores (struct ui_out
*uiout
, const char *field_name
, const char *xcores
)
717 struct cleanup
*back_to
= make_cleanup_ui_out_list_begin_end (uiout
,
719 char *cores
= xstrdup (xcores
);
722 make_cleanup (xfree
, cores
);
724 for (p
= strtok (p
, ","); p
; p
= strtok (NULL
, ","))
725 uiout
->field_string (NULL
, p
);
727 do_cleanups (back_to
);
731 free_vector_of_ints (void *xvector
)
733 VEC (int) **vector
= (VEC (int) **) xvector
;
735 VEC_free (int, *vector
);
739 do_nothing (splay_tree_key k
)
744 free_vector_of_osdata_items (splay_tree_value xvalue
)
746 VEC (osdata_item_s
) *value
= (VEC (osdata_item_s
) *) xvalue
;
748 /* We don't free the items itself, it will be done separately. */
749 VEC_free (osdata_item_s
, value
);
753 splay_tree_int_comparator (splay_tree_key xa
, splay_tree_key xb
)
762 free_splay_tree (void *xt
)
764 splay_tree t
= (splay_tree
) xt
;
765 splay_tree_delete (t
);
769 list_available_thread_groups (VEC (int) *ids
, int recurse
)
772 struct osdata_item
*item
;
774 struct ui_out
*uiout
= current_uiout
;
775 struct cleanup
*cleanup
;
777 /* This keeps a map from integer (pid) to VEC (struct osdata_item *)*
778 The vector contains information about all threads for the given pid.
779 This is assigned an initial value to avoid "may be used uninitialized"
781 splay_tree tree
= NULL
;
783 /* get_osdata will throw if it cannot return data. */
784 data
= get_osdata ("processes");
785 cleanup
= make_cleanup_osdata_free (data
);
789 struct osdata
*threads
= get_osdata ("threads");
791 make_cleanup_osdata_free (threads
);
792 tree
= splay_tree_new (splay_tree_int_comparator
,
794 free_vector_of_osdata_items
);
795 make_cleanup (free_splay_tree
, tree
);
798 VEC_iterate (osdata_item_s
, threads
->items
,
802 const char *pid
= get_osdata_column (item
, "pid");
803 int pid_i
= strtoul (pid
, NULL
, 0);
804 VEC (osdata_item_s
) *vec
= 0;
806 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
809 VEC_safe_push (osdata_item_s
, vec
, item
);
810 splay_tree_insert (tree
, pid_i
, (splay_tree_value
)vec
);
814 vec
= (VEC (osdata_item_s
) *) n
->value
;
815 VEC_safe_push (osdata_item_s
, vec
, item
);
816 n
->value
= (splay_tree_value
) vec
;
821 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
824 VEC_iterate (osdata_item_s
, data
->items
,
828 const char *pid
= get_osdata_column (item
, "pid");
829 const char *cmd
= get_osdata_column (item
, "command");
830 const char *user
= get_osdata_column (item
, "user");
831 const char *cores
= get_osdata_column (item
, "cores");
833 int pid_i
= strtoul (pid
, NULL
, 0);
835 /* At present, the target will return all available processes
836 and if information about specific ones was required, we filter
837 undesired processes here. */
838 if (ids
&& bsearch (&pid_i
, VEC_address (int, ids
),
839 VEC_length (int, ids
),
840 sizeof (int), compare_positive_ints
) == NULL
)
844 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
846 uiout
->field_fmt ("id", "%s", pid
);
847 uiout
->field_string ("type", "process");
849 uiout
->field_string ("description", cmd
);
851 uiout
->field_string ("user", user
);
853 output_cores (uiout
, "cores", cores
);
857 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
860 VEC (osdata_item_s
) *children
= (VEC (osdata_item_s
) *) n
->value
;
861 struct osdata_item
*child
;
864 make_cleanup_ui_out_list_begin_end (uiout
, "threads");
867 VEC_iterate (osdata_item_s
, children
, ix_child
, child
);
870 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
871 const char *tid
= get_osdata_column (child
, "tid");
872 const char *tcore
= get_osdata_column (child
, "core");
874 uiout
->field_string ("id", tid
);
876 uiout
->field_string ("core", tcore
);
882 do_cleanups (cleanup
);
886 mi_cmd_list_thread_groups (const char *command
, char **argv
, int argc
)
888 struct ui_out
*uiout
= current_uiout
;
889 struct cleanup
*back_to
;
896 AVAILABLE_OPT
, RECURSE_OPT
898 static const struct mi_opt opts
[] =
900 {"-available", AVAILABLE_OPT
, 0},
901 {"-recurse", RECURSE_OPT
, 1},
910 int opt
= mi_getopt ("-list-thread-groups", argc
, argv
, opts
,
915 switch ((enum opt
) opt
)
921 if (strcmp (oarg
, "0") == 0)
923 else if (strcmp (oarg
, "1") == 0)
926 error (_("only '0' and '1' are valid values "
927 "for the '--recurse' option"));
932 for (; oind
< argc
; ++oind
)
937 if (*(argv
[oind
]) != 'i')
938 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
940 inf
= strtoul (argv
[oind
] + 1, &end
, 0);
943 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
944 VEC_safe_push (int, ids
, inf
);
946 if (VEC_length (int, ids
) > 1)
947 qsort (VEC_address (int, ids
),
948 VEC_length (int, ids
),
949 sizeof (int), compare_positive_ints
);
951 back_to
= make_cleanup (free_vector_of_ints
, &ids
);
955 list_available_thread_groups (ids
, recurse
);
957 else if (VEC_length (int, ids
) == 1)
959 /* Local thread groups, single id. */
960 int id
= *VEC_address (int, ids
);
961 struct inferior
*inf
= find_inferior_id (id
);
964 error (_("Non-existent thread group id '%d'"), id
);
966 print_thread_info (uiout
, NULL
, inf
->pid
);
970 struct print_one_inferior_data data
;
972 data
.recurse
= recurse
;
973 data
.inferiors
= ids
;
975 /* Local thread groups. Either no explicit ids -- and we
976 print everything, or several explicit ids. In both cases,
977 we print more than one group, and have to use 'groups'
978 as the top-level element. */
979 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
980 update_thread_list ();
981 iterate_over_inferiors (print_one_inferior
, &data
);
984 do_cleanups (back_to
);
988 mi_cmd_data_list_register_names (const char *command
, char **argv
, int argc
)
990 struct gdbarch
*gdbarch
;
991 struct ui_out
*uiout
= current_uiout
;
995 /* Note that the test for a valid register must include checking the
996 gdbarch_register_name because gdbarch_num_regs may be allocated
997 for the union of the register sets within a family of related
998 processors. In this case, some entries of gdbarch_register_name
999 will change depending upon the particular processor being
1002 gdbarch
= get_current_arch ();
1003 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1005 ui_out_emit_list
list_emitter (uiout
, "register-names");
1007 if (argc
== 0) /* No args, just do all the regs. */
1013 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1014 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1015 uiout
->field_string (NULL
, "");
1017 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
1021 /* Else, list of register #s, just do listed regs. */
1022 for (i
= 0; i
< argc
; i
++)
1024 regnum
= atoi (argv
[i
]);
1025 if (regnum
< 0 || regnum
>= numregs
)
1026 error (_("bad register number"));
1028 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1029 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1030 uiout
->field_string (NULL
, "");
1032 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
1037 mi_cmd_data_list_changed_registers (const char *command
, char **argv
, int argc
)
1039 static struct regcache
*this_regs
= NULL
;
1040 struct ui_out
*uiout
= current_uiout
;
1041 struct regcache
*prev_regs
;
1042 struct gdbarch
*gdbarch
;
1043 int regnum
, numregs
, changed
;
1045 struct cleanup
*cleanup
;
1047 /* The last time we visited this function, the current frame's
1048 register contents were saved in THIS_REGS. Move THIS_REGS over
1049 to PREV_REGS, and refresh THIS_REGS with the now-current register
1052 prev_regs
= this_regs
;
1053 this_regs
= frame_save_as_regcache (get_selected_frame (NULL
));
1054 cleanup
= make_cleanup_regcache_xfree (prev_regs
);
1056 /* Note that the test for a valid register must include checking the
1057 gdbarch_register_name because gdbarch_num_regs may be allocated
1058 for the union of the register sets within a family of related
1059 processors. In this case, some entries of gdbarch_register_name
1060 will change depending upon the particular processor being
1063 gdbarch
= get_regcache_arch (this_regs
);
1064 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1066 make_cleanup_ui_out_list_begin_end (uiout
, "changed-registers");
1070 /* No args, just do all the regs. */
1075 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1076 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1078 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1080 error (_("-data-list-changed-registers: "
1081 "Unable to read register contents."));
1083 uiout
->field_int (NULL
, regnum
);
1087 /* Else, list of register #s, just do listed regs. */
1088 for (i
= 0; i
< argc
; i
++)
1090 regnum
= atoi (argv
[i
]);
1094 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1095 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1097 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1099 error (_("-data-list-changed-registers: "
1100 "Unable to read register contents."));
1102 uiout
->field_int (NULL
, regnum
);
1105 error (_("bad register number"));
1107 do_cleanups (cleanup
);
1111 register_changed_p (int regnum
, struct regcache
*prev_regs
,
1112 struct regcache
*this_regs
)
1114 struct gdbarch
*gdbarch
= get_regcache_arch (this_regs
);
1115 struct value
*prev_value
, *this_value
;
1118 /* First time through or after gdbarch change consider all registers
1120 if (!prev_regs
|| get_regcache_arch (prev_regs
) != gdbarch
)
1123 /* Get register contents and compare. */
1124 prev_value
= prev_regs
->cooked_read_value (regnum
);
1125 this_value
= this_regs
->cooked_read_value (regnum
);
1126 gdb_assert (prev_value
!= NULL
);
1127 gdb_assert (this_value
!= NULL
);
1129 ret
= value_contents_eq (prev_value
, 0, this_value
, 0,
1130 register_size (gdbarch
, regnum
)) == 0;
1132 release_value (prev_value
);
1133 release_value (this_value
);
1134 value_free (prev_value
);
1135 value_free (this_value
);
1139 /* Return a list of register number and value pairs. The valid
1140 arguments expected are: a letter indicating the format in which to
1141 display the registers contents. This can be one of: x
1142 (hexadecimal), d (decimal), N (natural), t (binary), o (octal), r
1143 (raw). After the format argument there can be a sequence of
1144 numbers, indicating which registers to fetch the content of. If
1145 the format is the only argument, a list of all the registers with
1146 their values is returned. */
1149 mi_cmd_data_list_register_values (const char *command
, char **argv
, int argc
)
1151 struct ui_out
*uiout
= current_uiout
;
1152 struct frame_info
*frame
;
1153 struct gdbarch
*gdbarch
;
1154 int regnum
, numregs
, format
;
1156 int skip_unavailable
= 0;
1162 static const struct mi_opt opts
[] =
1164 {"-skip-unavailable", SKIP_UNAVAILABLE
, 0},
1168 /* Note that the test for a valid register must include checking the
1169 gdbarch_register_name because gdbarch_num_regs may be allocated
1170 for the union of the register sets within a family of related
1171 processors. In this case, some entries of gdbarch_register_name
1172 will change depending upon the particular processor being
1178 int opt
= mi_getopt ("-data-list-register-values", argc
, argv
,
1179 opts
, &oind
, &oarg
);
1183 switch ((enum opt
) opt
)
1185 case SKIP_UNAVAILABLE
:
1186 skip_unavailable
= 1;
1191 if (argc
- oind
< 1)
1192 error (_("-data-list-register-values: Usage: "
1193 "-data-list-register-values [--skip-unavailable] <format>"
1194 " [<regnum1>...<regnumN>]"));
1196 format
= (int) argv
[oind
][0];
1198 frame
= get_selected_frame (NULL
);
1199 gdbarch
= get_frame_arch (frame
);
1200 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1202 ui_out_emit_list
list_emitter (uiout
, "register-values");
1204 if (argc
- oind
== 1)
1206 /* No args, beside the format: do all the regs. */
1211 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1212 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1215 output_register (frame
, regnum
, format
, skip_unavailable
);
1219 /* Else, list of register #s, just do listed regs. */
1220 for (i
= 1 + oind
; i
< argc
; i
++)
1222 regnum
= atoi (argv
[i
]);
1226 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1227 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1228 output_register (frame
, regnum
, format
, skip_unavailable
);
1230 error (_("bad register number"));
1234 /* Output one register REGNUM's contents in the desired FORMAT. If
1235 SKIP_UNAVAILABLE is true, skip the register if it is
1239 output_register (struct frame_info
*frame
, int regnum
, int format
,
1240 int skip_unavailable
)
1242 struct ui_out
*uiout
= current_uiout
;
1243 struct value
*val
= value_of_register (regnum
, frame
);
1244 struct value_print_options opts
;
1246 if (skip_unavailable
&& !value_entirely_available (val
))
1249 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1250 uiout
->field_int ("number", regnum
);
1260 get_formatted_print_options (&opts
, format
);
1262 val_print (value_type (val
),
1263 value_embedded_offset (val
), 0,
1264 &stb
, 0, val
, &opts
, current_language
);
1265 uiout
->field_stream ("value", stb
);
1268 /* Write given values into registers. The registers and values are
1269 given as pairs. The corresponding MI command is
1270 -data-write-register-values <format>
1271 [<regnum1> <value1>...<regnumN> <valueN>] */
1273 mi_cmd_data_write_register_values (const char *command
, char **argv
, int argc
)
1275 struct regcache
*regcache
;
1276 struct gdbarch
*gdbarch
;
1279 /* Note that the test for a valid register must include checking the
1280 gdbarch_register_name because gdbarch_num_regs may be allocated
1281 for the union of the register sets within a family of related
1282 processors. In this case, some entries of gdbarch_register_name
1283 will change depending upon the particular processor being
1286 regcache
= get_current_regcache ();
1287 gdbarch
= get_regcache_arch (regcache
);
1288 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1291 error (_("-data-write-register-values: Usage: -data-write-register-"
1292 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1294 if (!target_has_registers
)
1295 error (_("-data-write-register-values: No registers."));
1298 error (_("-data-write-register-values: No regs and values specified."));
1301 error (_("-data-write-register-values: "
1302 "Regs and vals are not in pairs."));
1304 for (i
= 1; i
< argc
; i
= i
+ 2)
1306 int regnum
= atoi (argv
[i
]);
1308 if (regnum
>= 0 && regnum
< numregs
1309 && gdbarch_register_name (gdbarch
, regnum
)
1310 && *gdbarch_register_name (gdbarch
, regnum
))
1314 /* Get the value as a number. */
1315 value
= parse_and_eval_address (argv
[i
+ 1]);
1317 /* Write it down. */
1318 regcache_cooked_write_signed (regcache
, regnum
, value
);
1321 error (_("bad register number"));
1325 /* Evaluate the value of the argument. The argument is an
1326 expression. If the expression contains spaces it needs to be
1327 included in double quotes. */
1330 mi_cmd_data_evaluate_expression (const char *command
, char **argv
, int argc
)
1333 struct value_print_options opts
;
1334 struct ui_out
*uiout
= current_uiout
;
1337 error (_("-data-evaluate-expression: "
1338 "Usage: -data-evaluate-expression expression"));
1340 expression_up expr
= parse_expression (argv
[0]);
1342 val
= evaluate_expression (expr
.get ());
1346 /* Print the result of the expression evaluation. */
1347 get_user_print_options (&opts
);
1349 common_val_print (val
, &stb
, 0, &opts
, current_language
);
1351 uiout
->field_stream ("value", stb
);
1354 /* This is the -data-read-memory command.
1356 ADDR: start address of data to be dumped.
1357 WORD-FORMAT: a char indicating format for the ``word''. See
1359 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1360 NR_ROW: Number of rows.
1361 NR_COL: The number of colums (words per row).
1362 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1363 ASCHAR for unprintable characters.
1365 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1366 displayes them. Returns:
1368 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1371 The number of bytes read is SIZE*ROW*COL. */
1374 mi_cmd_data_read_memory (const char *command
, char **argv
, int argc
)
1376 struct gdbarch
*gdbarch
= get_current_arch ();
1377 struct ui_out
*uiout
= current_uiout
;
1379 long total_bytes
, nr_cols
, nr_rows
;
1381 struct type
*word_type
;
1393 static const struct mi_opt opts
[] =
1395 {"o", OFFSET_OPT
, 1},
1401 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1406 switch ((enum opt
) opt
)
1409 offset
= atol (oarg
);
1416 if (argc
< 5 || argc
> 6)
1417 error (_("-data-read-memory: Usage: "
1418 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1420 /* Extract all the arguments. */
1422 /* Start address of the memory dump. */
1423 addr
= parse_and_eval_address (argv
[0]) + offset
;
1424 /* The format character to use when displaying a memory word. See
1425 the ``x'' command. */
1426 word_format
= argv
[1][0];
1427 /* The size of the memory word. */
1428 word_size
= atol (argv
[2]);
1432 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1436 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1440 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1444 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1448 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1451 /* The number of rows. */
1452 nr_rows
= atol (argv
[3]);
1454 error (_("-data-read-memory: invalid number of rows."));
1456 /* Number of bytes per row. */
1457 nr_cols
= atol (argv
[4]);
1459 error (_("-data-read-memory: invalid number of columns."));
1461 /* The un-printable character when printing ascii. */
1467 /* Create a buffer and read it in. */
1468 total_bytes
= word_size
* nr_rows
* nr_cols
;
1470 gdb::byte_vector
mbuf (total_bytes
);
1472 /* Dispatch memory reads to the topmost target, not the flattened
1474 nr_bytes
= target_read (current_target
.beneath
,
1475 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.data (),
1478 error (_("Unable to read memory."));
1480 /* Output the header information. */
1481 uiout
->field_core_addr ("addr", gdbarch
, addr
);
1482 uiout
->field_int ("nr-bytes", nr_bytes
);
1483 uiout
->field_int ("total-bytes", total_bytes
);
1484 uiout
->field_core_addr ("next-row", gdbarch
, addr
+ word_size
* nr_cols
);
1485 uiout
->field_core_addr ("prev-row", gdbarch
, addr
- word_size
* nr_cols
);
1486 uiout
->field_core_addr ("next-page", gdbarch
, addr
+ total_bytes
);
1487 uiout
->field_core_addr ("prev-page", gdbarch
, addr
- total_bytes
);
1489 /* Build the result as a two dimentional table. */
1493 struct cleanup
*cleanup_list
;
1497 cleanup_list
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1498 for (row
= 0, row_byte
= 0;
1500 row
++, row_byte
+= nr_cols
* word_size
)
1504 struct cleanup
*cleanup_list_data
;
1505 struct value_print_options opts
;
1507 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1508 uiout
->field_core_addr ("addr", gdbarch
, addr
+ row_byte
);
1509 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1511 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
1512 get_formatted_print_options (&opts
, word_format
);
1513 for (col
= 0, col_byte
= row_byte
;
1515 col
++, col_byte
+= word_size
)
1517 if (col_byte
+ word_size
> nr_bytes
)
1519 uiout
->field_string (NULL
, "N/A");
1524 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1525 word_asize
, &stream
);
1526 uiout
->field_stream (NULL
, stream
);
1529 do_cleanups (cleanup_list_data
);
1535 for (byte
= row_byte
;
1536 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1538 if (byte
>= nr_bytes
)
1540 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1541 stream
.putc (aschar
);
1543 stream
.putc (mbuf
[byte
]);
1545 uiout
->field_stream ("ascii", stream
);
1548 do_cleanups (cleanup_list
);
1553 mi_cmd_data_read_memory_bytes (const char *command
, char **argv
, int argc
)
1555 struct gdbarch
*gdbarch
= get_current_arch ();
1556 struct ui_out
*uiout
= current_uiout
;
1557 struct cleanup
*cleanups
;
1560 memory_read_result_s
*read_result
;
1562 VEC(memory_read_result_s
) *result
;
1564 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1571 static const struct mi_opt opts
[] =
1573 {"o", OFFSET_OPT
, 1},
1579 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1583 switch ((enum opt
) opt
)
1586 offset
= atol (oarg
);
1594 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1596 addr
= parse_and_eval_address (argv
[0]) + offset
;
1597 length
= atol (argv
[1]);
1599 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1601 cleanups
= make_cleanup (free_memory_read_result_vector
, &result
);
1603 if (VEC_length (memory_read_result_s
, result
) == 0)
1604 error (_("Unable to read memory."));
1606 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1608 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1611 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1616 uiout
->field_core_addr ("begin", gdbarch
, read_result
->begin
);
1617 uiout
->field_core_addr ("offset", gdbarch
, read_result
->begin
- addr
);
1618 uiout
->field_core_addr ("end", gdbarch
, read_result
->end
);
1620 alloc_len
= (read_result
->end
- read_result
->begin
) * 2 * unit_size
+ 1;
1621 data
= (char *) xmalloc (alloc_len
);
1623 for (i
= 0, p
= data
;
1624 i
< ((read_result
->end
- read_result
->begin
) * unit_size
);
1627 sprintf (p
, "%02x", read_result
->data
[i
]);
1629 uiout
->field_string ("contents", data
);
1632 do_cleanups (cleanups
);
1635 /* Implementation of the -data-write_memory command.
1637 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1638 offset from the beginning of the memory grid row where the cell to
1640 ADDR: start address of the row in the memory grid where the memory
1641 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1642 the location to write to.
1643 FORMAT: a char indicating format for the ``word''. See
1645 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1646 VALUE: value to be written into the memory address.
1648 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1653 mi_cmd_data_write_memory (const char *command
, char **argv
, int argc
)
1655 struct gdbarch
*gdbarch
= get_current_arch ();
1656 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1659 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1660 enough when using a compiler other than GCC. */
1669 static const struct mi_opt opts
[] =
1671 {"o", OFFSET_OPT
, 1},
1677 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1682 switch ((enum opt
) opt
)
1685 offset
= atol (oarg
);
1693 error (_("-data-write-memory: Usage: "
1694 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1696 /* Extract all the arguments. */
1697 /* Start address of the memory dump. */
1698 addr
= parse_and_eval_address (argv
[0]);
1699 /* The size of the memory word. */
1700 word_size
= atol (argv
[2]);
1702 /* Calculate the real address of the write destination. */
1703 addr
+= (offset
* word_size
);
1705 /* Get the value as a number. */
1706 value
= parse_and_eval_address (argv
[3]);
1707 /* Get the value into an array. */
1708 gdb::byte_vector
buffer (word_size
);
1709 store_signed_integer (buffer
.data (), word_size
, byte_order
, value
);
1710 /* Write it down to memory. */
1711 write_memory_with_notification (addr
, buffer
.data (), word_size
);
1714 /* Implementation of the -data-write-memory-bytes command.
1717 DATA: string of bytes to write at that address
1718 COUNT: number of bytes to be filled (decimal integer). */
1721 mi_cmd_data_write_memory_bytes (const char *command
, char **argv
, int argc
)
1727 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1728 long int count_units
;
1729 struct cleanup
*back_to
;
1732 if (argc
!= 2 && argc
!= 3)
1733 error (_("Usage: ADDR DATA [COUNT]."));
1735 addr
= parse_and_eval_address (argv
[0]);
1737 len_hex
= strlen (cdata
);
1738 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1740 if (len_hex
% (unit_size
* 2) != 0)
1741 error (_("Hex-encoded '%s' must represent an integral number of "
1742 "addressable memory units."),
1745 len_bytes
= len_hex
/ 2;
1746 len_units
= len_bytes
/ unit_size
;
1749 count_units
= strtoul (argv
[2], NULL
, 10);
1751 count_units
= len_units
;
1753 databuf
= XNEWVEC (gdb_byte
, len_bytes
);
1754 back_to
= make_cleanup (xfree
, databuf
);
1756 for (i
= 0; i
< len_bytes
; ++i
)
1759 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1760 error (_("Invalid argument"));
1761 databuf
[i
] = (gdb_byte
) x
;
1764 if (len_units
< count_units
)
1766 /* Pattern is made of less units than count:
1767 repeat pattern to fill memory. */
1768 data
= (gdb_byte
*) xmalloc (count_units
* unit_size
);
1769 make_cleanup (xfree
, data
);
1771 /* Number of times the pattern is entirely repeated. */
1772 steps
= count_units
/ len_units
;
1773 /* Number of remaining addressable memory units. */
1774 remaining_units
= count_units
% len_units
;
1775 for (i
= 0; i
< steps
; i
++)
1776 memcpy (data
+ i
* len_bytes
, databuf
, len_bytes
);
1778 if (remaining_units
> 0)
1779 memcpy (data
+ steps
* len_bytes
, databuf
,
1780 remaining_units
* unit_size
);
1784 /* Pattern is longer than or equal to count:
1785 just copy count addressable memory units. */
1789 write_memory_with_notification (addr
, data
, count_units
);
1791 do_cleanups (back_to
);
1795 mi_cmd_enable_timings (const char *command
, char **argv
, int argc
)
1801 if (strcmp (argv
[0], "yes") == 0)
1803 else if (strcmp (argv
[0], "no") == 0)
1814 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1818 mi_cmd_list_features (const char *command
, char **argv
, int argc
)
1822 struct ui_out
*uiout
= current_uiout
;
1824 ui_out_emit_list
list_emitter (uiout
, "features");
1825 uiout
->field_string (NULL
, "frozen-varobjs");
1826 uiout
->field_string (NULL
, "pending-breakpoints");
1827 uiout
->field_string (NULL
, "thread-info");
1828 uiout
->field_string (NULL
, "data-read-memory-bytes");
1829 uiout
->field_string (NULL
, "breakpoint-notifications");
1830 uiout
->field_string (NULL
, "ada-task-info");
1831 uiout
->field_string (NULL
, "language-option");
1832 uiout
->field_string (NULL
, "info-gdb-mi-command");
1833 uiout
->field_string (NULL
, "undefined-command-error-code");
1834 uiout
->field_string (NULL
, "exec-run-start-option");
1836 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1837 uiout
->field_string (NULL
, "python");
1842 error (_("-list-features should be passed no arguments"));
1846 mi_cmd_list_target_features (const char *command
, char **argv
, int argc
)
1850 struct ui_out
*uiout
= current_uiout
;
1852 ui_out_emit_list
list_emitter (uiout
, "features");
1854 uiout
->field_string (NULL
, "async");
1855 if (target_can_execute_reverse
)
1856 uiout
->field_string (NULL
, "reverse");
1860 error (_("-list-target-features should be passed no arguments"));
1864 mi_cmd_add_inferior (const char *command
, char **argv
, int argc
)
1866 struct inferior
*inf
;
1869 error (_("-add-inferior should be passed no arguments"));
1871 inf
= add_inferior_with_spaces ();
1873 current_uiout
->field_fmt ("inferior", "i%d", inf
->num
);
1876 /* Callback used to find the first inferior other than the current
1880 get_other_inferior (struct inferior
*inf
, void *arg
)
1882 if (inf
== current_inferior ())
1889 mi_cmd_remove_inferior (const char *command
, char **argv
, int argc
)
1892 struct inferior
*inf
;
1895 error (_("-remove-inferior should be passed a single argument"));
1897 if (sscanf (argv
[0], "i%d", &id
) != 1)
1898 error (_("the thread group id is syntactically invalid"));
1900 inf
= find_inferior_id (id
);
1902 error (_("the specified thread group does not exist"));
1905 error (_("cannot remove an active inferior"));
1907 if (inf
== current_inferior ())
1909 struct thread_info
*tp
= 0;
1910 struct inferior
*new_inferior
1911 = iterate_over_inferiors (get_other_inferior
, NULL
);
1913 if (new_inferior
== NULL
)
1914 error (_("Cannot remove last inferior"));
1916 set_current_inferior (new_inferior
);
1917 if (new_inferior
->pid
!= 0)
1918 tp
= any_thread_of_process (new_inferior
->pid
);
1919 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1920 set_current_program_space (new_inferior
->pspace
);
1923 delete_inferior (inf
);
1928 /* Execute a command within a safe environment.
1929 Return <0 for error; >=0 for ok.
1931 args->action will tell mi_execute_command what action
1932 to perfrom after the given command has executed (display/suppress
1933 prompt, display error). */
1936 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1938 struct mi_interp
*mi
= (struct mi_interp
*) command_interp ();
1939 struct cleanup
*cleanup
;
1942 current_command_ts
= context
->cmd_start
;
1944 current_token
= xstrdup (context
->token
);
1945 cleanup
= make_cleanup (free_current_contents
, ¤t_token
);
1947 running_result_record_printed
= 0;
1949 switch (context
->op
)
1952 /* A MI command was read from the input stream. */
1954 /* FIXME: gdb_???? */
1955 fprintf_unfiltered (mi
->raw_stdout
,
1956 " token=`%s' command=`%s' args=`%s'\n",
1957 context
->token
, context
->command
, context
->args
);
1959 mi_cmd_execute (context
);
1961 /* Print the result if there were no errors.
1963 Remember that on the way out of executing a command, you have
1964 to directly use the mi_interp's uiout, since the command
1965 could have reset the interpreter, in which case the current
1966 uiout will most likely crash in the mi_out_* routines. */
1967 if (!running_result_record_printed
)
1969 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1970 /* There's no particularly good reason why target-connect results
1971 in not ^done. Should kill ^connected for MI3. */
1972 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
1973 ? "^connected" : "^done", mi
->raw_stdout
);
1974 mi_out_put (uiout
, mi
->raw_stdout
);
1975 mi_out_rewind (uiout
);
1976 mi_print_timing_maybe (mi
->raw_stdout
);
1977 fputs_unfiltered ("\n", mi
->raw_stdout
);
1980 /* The command does not want anything to be printed. In that
1981 case, the command probably should not have written anything
1982 to uiout, but in case it has written something, discard it. */
1983 mi_out_rewind (uiout
);
1990 /* A CLI command was read from the input stream. */
1991 /* This "feature" will be removed as soon as we have a
1992 complete set of mi commands. */
1993 /* Echo the command on the console. */
1994 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1995 /* Call the "console" interpreter. */
1996 argv
[0] = (char *) INTERP_CONSOLE
;
1997 argv
[1] = context
->command
;
1998 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
2000 /* If we changed interpreters, DON'T print out anything. */
2001 if (current_interp_named_p (INTERP_MI
)
2002 || current_interp_named_p (INTERP_MI1
)
2003 || current_interp_named_p (INTERP_MI2
)
2004 || current_interp_named_p (INTERP_MI3
))
2006 if (!running_result_record_printed
)
2008 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
2009 fputs_unfiltered ("^done", mi
->raw_stdout
);
2010 mi_out_put (uiout
, mi
->raw_stdout
);
2011 mi_out_rewind (uiout
);
2012 mi_print_timing_maybe (mi
->raw_stdout
);
2013 fputs_unfiltered ("\n", mi
->raw_stdout
);
2016 mi_out_rewind (uiout
);
2022 do_cleanups (cleanup
);
2025 /* Print a gdb exception to the MI output stream. */
2028 mi_print_exception (const char *token
, struct gdb_exception exception
)
2030 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
2032 fputs_unfiltered (token
, mi
->raw_stdout
);
2033 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
2034 if (exception
.message
== NULL
)
2035 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
2037 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
2038 fputs_unfiltered ("\"", mi
->raw_stdout
);
2040 switch (exception
.error
)
2042 case UNDEFINED_COMMAND_ERROR
:
2043 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
2047 fputs_unfiltered ("\n", mi
->raw_stdout
);
2050 /* Determine whether the parsed command already notifies the
2051 user_selected_context_changed observer. */
2054 command_notifies_uscc_observer (struct mi_parse
*command
)
2056 if (command
->op
== CLI_COMMAND
)
2058 /* CLI commands "thread" and "inferior" already send it. */
2059 return (strncmp (command
->command
, "thread ", 7) == 0
2060 || strncmp (command
->command
, "inferior ", 9) == 0);
2062 else /* MI_COMMAND */
2064 if (strcmp (command
->command
, "interpreter-exec") == 0
2065 && command
->argc
> 1)
2067 /* "thread" and "inferior" again, but through -interpreter-exec. */
2068 return (strncmp (command
->argv
[1], "thread ", 7) == 0
2069 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
2073 /* -thread-select already sends it. */
2074 return strcmp (command
->command
, "thread-select") == 0;
2079 mi_execute_command (const char *cmd
, int from_tty
)
2082 std::unique_ptr
<struct mi_parse
> command
;
2084 /* This is to handle EOF (^D). We just quit gdb. */
2085 /* FIXME: we should call some API function here. */
2087 quit_force (NULL
, from_tty
);
2089 target_log_command (cmd
);
2093 command
= mi_parse (cmd
, &token
);
2095 CATCH (exception
, RETURN_MASK_ALL
)
2097 mi_print_exception (token
, exception
);
2102 if (command
!= NULL
)
2104 ptid_t previous_ptid
= inferior_ptid
;
2106 gdb::optional
<scoped_restore_tmpl
<int>> restore_suppress
;
2108 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2109 restore_suppress
.emplace (command
->cmd
->suppress_notification
, 1);
2111 command
->token
= token
;
2115 command
->cmd_start
= new mi_timestamp ();
2116 timestamp (command
->cmd_start
);
2121 captured_mi_execute_command (current_uiout
, command
.get ());
2123 CATCH (result
, RETURN_MASK_ALL
)
2125 /* Like in start_event_loop, enable input and force display
2126 of the prompt. Otherwise, any command that calls
2127 async_disable_stdin, and then throws, will leave input
2129 async_enable_stdin ();
2130 current_ui
->prompt_state
= PROMPT_NEEDED
;
2132 /* The command execution failed and error() was called
2134 mi_print_exception (command
->token
, result
);
2135 mi_out_rewind (current_uiout
);
2139 bpstat_do_actions ();
2141 if (/* The notifications are only output when the top-level
2142 interpreter (specified on the command line) is MI. */
2143 interp_ui_out (top_level_interpreter ())->is_mi_like_p ()
2144 /* Don't try report anything if there are no threads --
2145 the program is dead. */
2146 && thread_count () != 0
2147 /* If the command already reports the thread change, no need to do it
2149 && !command_notifies_uscc_observer (command
.get ()))
2151 struct mi_interp
*mi
= (struct mi_interp
*) top_level_interpreter ();
2152 int report_change
= 0;
2154 if (command
->thread
== -1)
2156 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2157 && !ptid_equal (inferior_ptid
, previous_ptid
)
2158 && !ptid_equal (inferior_ptid
, null_ptid
));
2160 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2162 struct thread_info
*ti
= inferior_thread ();
2164 report_change
= (ti
->global_num
!= command
->thread
);
2169 observer_notify_user_selected_context_changed
2170 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2177 mi_cmd_execute (struct mi_parse
*parse
)
2179 struct cleanup
*cleanup
;
2181 cleanup
= prepare_execute_command ();
2183 if (parse
->all
&& parse
->thread_group
!= -1)
2184 error (_("Cannot specify --thread-group together with --all"));
2186 if (parse
->all
&& parse
->thread
!= -1)
2187 error (_("Cannot specify --thread together with --all"));
2189 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2190 error (_("Cannot specify --thread together with --thread-group"));
2192 if (parse
->frame
!= -1 && parse
->thread
== -1)
2193 error (_("Cannot specify --frame without --thread"));
2195 if (parse
->thread_group
!= -1)
2197 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2198 struct thread_info
*tp
= 0;
2201 error (_("Invalid thread group for the --thread-group option"));
2203 set_current_inferior (inf
);
2204 /* This behaviour means that if --thread-group option identifies
2205 an inferior with multiple threads, then a random one will be
2206 picked. This is not a problem -- frontend should always
2207 provide --thread if it wishes to operate on a specific
2210 tp
= any_live_thread_of_process (inf
->pid
);
2211 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2212 set_current_program_space (inf
->pspace
);
2215 if (parse
->thread
!= -1)
2217 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2220 error (_("Invalid thread id: %d"), parse
->thread
);
2222 if (is_exited (tp
->ptid
))
2223 error (_("Thread id: %d has terminated"), parse
->thread
);
2225 switch_to_thread (tp
->ptid
);
2228 if (parse
->frame
!= -1)
2230 struct frame_info
*fid
;
2231 int frame
= parse
->frame
;
2233 fid
= find_relative_frame (get_current_frame (), &frame
);
2235 /* find_relative_frame was successful */
2238 error (_("Invalid frame id: %d"), frame
);
2241 gdb::optional
<scoped_restore_current_language
> lang_saver
;
2242 if (parse
->language
!= language_unknown
)
2244 lang_saver
.emplace ();
2245 set_language (parse
->language
);
2248 current_context
= parse
;
2250 if (parse
->cmd
->argv_func
!= NULL
)
2252 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2254 else if (parse
->cmd
->cli
.cmd
!= 0)
2256 /* FIXME: DELETE THIS. */
2257 /* The operation is still implemented by a cli command. */
2258 /* Must be a synchronous one. */
2259 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2264 /* FIXME: DELETE THIS. */
2267 stb
.puts ("Undefined mi command: ");
2268 stb
.putstr (parse
->command
, '"');
2269 stb
.puts (" (missing implementation)");
2273 do_cleanups (cleanup
);
2276 /* FIXME: This is just a hack so we can get some extra commands going.
2277 We don't want to channel things through the CLI, but call libgdb directly.
2278 Use only for synchronous commands. */
2281 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2285 struct cleanup
*old_cleanups
;
2289 run
= xstrprintf ("%s %s", cmd
, args
);
2291 run
= xstrdup (cmd
);
2293 /* FIXME: gdb_???? */
2294 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2296 old_cleanups
= make_cleanup (xfree
, run
);
2297 execute_command (run
, 0 /* from_tty */ );
2298 do_cleanups (old_cleanups
);
2304 mi_execute_async_cli_command (const char *cli_command
, char **argv
, int argc
)
2306 struct cleanup
*old_cleanups
;
2310 run
= xstrprintf ("%s %s&", cli_command
, argc
? *argv
: "");
2312 run
= xstrprintf ("%s %s", cli_command
, argc
? *argv
: "");
2313 old_cleanups
= make_cleanup (xfree
, run
);
2315 execute_command (run
, 0 /* from_tty */ );
2317 /* Do this before doing any printing. It would appear that some
2318 print code leaves garbage around in the buffer. */
2319 do_cleanups (old_cleanups
);
2323 mi_load_progress (const char *section_name
,
2324 unsigned long sent_so_far
,
2325 unsigned long total_section
,
2326 unsigned long total_sent
,
2327 unsigned long grand_total
)
2329 using namespace std::chrono
;
2330 static steady_clock::time_point last_update
;
2331 static char *previous_sect_name
= NULL
;
2333 struct ui_out
*saved_uiout
;
2334 struct ui_out
*uiout
;
2335 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
2337 /* This function is called through deprecated_show_load_progress
2338 which means uiout may not be correct. Fix it for the duration
2339 of this function. */
2340 saved_uiout
= current_uiout
;
2342 if (current_interp_named_p (INTERP_MI
)
2343 || current_interp_named_p (INTERP_MI2
))
2344 current_uiout
= mi_out_new (2);
2345 else if (current_interp_named_p (INTERP_MI1
))
2346 current_uiout
= mi_out_new (1);
2347 else if (current_interp_named_p (INTERP_MI3
))
2348 current_uiout
= mi_out_new (3);
2352 uiout
= current_uiout
;
2354 new_section
= (previous_sect_name
?
2355 strcmp (previous_sect_name
, section_name
) : 1);
2358 xfree (previous_sect_name
);
2359 previous_sect_name
= xstrdup (section_name
);
2362 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2363 fputs_unfiltered ("+download", mi
->raw_stdout
);
2365 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2366 uiout
->field_string ("section", section_name
);
2367 uiout
->field_int ("section-size", total_section
);
2368 uiout
->field_int ("total-size", grand_total
);
2370 mi_out_put (uiout
, mi
->raw_stdout
);
2371 fputs_unfiltered ("\n", mi
->raw_stdout
);
2372 gdb_flush (mi
->raw_stdout
);
2375 steady_clock::time_point time_now
= steady_clock::now ();
2376 if (time_now
- last_update
> milliseconds (500))
2378 last_update
= time_now
;
2380 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2381 fputs_unfiltered ("+download", mi
->raw_stdout
);
2383 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2384 uiout
->field_string ("section", section_name
);
2385 uiout
->field_int ("section-sent", sent_so_far
);
2386 uiout
->field_int ("section-size", total_section
);
2387 uiout
->field_int ("total-sent", total_sent
);
2388 uiout
->field_int ("total-size", grand_total
);
2390 mi_out_put (uiout
, mi
->raw_stdout
);
2391 fputs_unfiltered ("\n", mi
->raw_stdout
);
2392 gdb_flush (mi
->raw_stdout
);
2396 current_uiout
= saved_uiout
;
2400 timestamp (struct mi_timestamp
*tv
)
2402 using namespace std::chrono
;
2404 tv
->wallclock
= steady_clock::now ();
2405 run_time_clock::now (tv
->utime
, tv
->stime
);
2409 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2411 struct mi_timestamp now
;
2414 print_diff (file
, start
, &now
);
2418 mi_print_timing_maybe (struct ui_file
*file
)
2420 /* If the command is -enable-timing then do_timings may be true
2421 whilst current_command_ts is not initialized. */
2422 if (do_timings
&& current_command_ts
)
2423 print_diff_now (file
, current_command_ts
);
2427 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2428 struct mi_timestamp
*end
)
2430 using namespace std::chrono
;
2432 duration
<double> wallclock
= end
->wallclock
- start
->wallclock
;
2433 duration
<double> utime
= end
->utime
- start
->utime
;
2434 duration
<double> stime
= end
->stime
- start
->stime
;
2438 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2439 wallclock
.count (), utime
.count (), stime
.count ());
2443 mi_cmd_trace_define_variable (const char *command
, char **argv
, int argc
)
2445 LONGEST initval
= 0;
2446 struct trace_state_variable
*tsv
;
2449 if (argc
!= 1 && argc
!= 2)
2450 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2454 error (_("Name of trace variable should start with '$'"));
2456 validate_trace_state_variable_name (name
);
2458 tsv
= find_trace_state_variable (name
);
2460 tsv
= create_trace_state_variable (name
);
2463 initval
= value_as_long (parse_and_eval (argv
[1]));
2465 tsv
->initial_value
= initval
;
2469 mi_cmd_trace_list_variables (const char *command
, char **argv
, int argc
)
2472 error (_("-trace-list-variables: no arguments allowed"));
2474 tvariables_info_1 ();
2478 mi_cmd_trace_find (const char *command
, char **argv
, int argc
)
2483 error (_("trace selection mode is required"));
2487 if (strcmp (mode
, "none") == 0)
2489 tfind_1 (tfind_number
, -1, 0, 0, 0);
2493 check_trace_running (current_trace_status ());
2495 if (strcmp (mode
, "frame-number") == 0)
2498 error (_("frame number is required"));
2499 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2501 else if (strcmp (mode
, "tracepoint-number") == 0)
2504 error (_("tracepoint number is required"));
2505 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2507 else if (strcmp (mode
, "pc") == 0)
2510 error (_("PC is required"));
2511 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2513 else if (strcmp (mode
, "pc-inside-range") == 0)
2516 error (_("Start and end PC are required"));
2517 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2518 parse_and_eval_address (argv
[2]), 0);
2520 else if (strcmp (mode
, "pc-outside-range") == 0)
2523 error (_("Start and end PC are required"));
2524 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2525 parse_and_eval_address (argv
[2]), 0);
2527 else if (strcmp (mode
, "line") == 0)
2530 error (_("Line is required"));
2532 std::vector
<symtab_and_line
> sals
2533 = decode_line_with_current_source (argv
[1],
2534 DECODE_LINE_FUNFIRSTLINE
);
2535 const symtab_and_line
&sal
= sals
[0];
2537 if (sal
.symtab
== 0)
2538 error (_("Could not find the specified line"));
2540 CORE_ADDR start_pc
, end_pc
;
2541 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2542 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2544 error (_("Could not find the specified line"));
2547 error (_("Invalid mode '%s'"), mode
);
2549 if (has_stack_frames () || get_traceframe_number () >= 0)
2550 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2554 mi_cmd_trace_save (const char *command
, char **argv
, int argc
)
2556 int target_saves
= 0;
2557 int generate_ctf
= 0;
2564 TARGET_SAVE_OPT
, CTF_OPT
2566 static const struct mi_opt opts
[] =
2568 {"r", TARGET_SAVE_OPT
, 0},
2569 {"ctf", CTF_OPT
, 0},
2575 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2580 switch ((enum opt
) opt
)
2582 case TARGET_SAVE_OPT
:
2591 if (argc
- oind
!= 1)
2592 error (_("Exactly one argument required "
2593 "(file in which to save trace data)"));
2595 filename
= argv
[oind
];
2598 trace_save_ctf (filename
, target_saves
);
2600 trace_save_tfile (filename
, target_saves
);
2604 mi_cmd_trace_start (const char *command
, char **argv
, int argc
)
2606 start_tracing (NULL
);
2610 mi_cmd_trace_status (const char *command
, char **argv
, int argc
)
2612 trace_status_mi (0);
2616 mi_cmd_trace_stop (const char *command
, char **argv
, int argc
)
2618 stop_tracing (NULL
);
2619 trace_status_mi (1);
2622 /* Implement the "-ada-task-info" command. */
2625 mi_cmd_ada_task_info (const char *command
, char **argv
, int argc
)
2627 if (argc
!= 0 && argc
!= 1)
2628 error (_("Invalid MI command"));
2630 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2633 /* Print EXPRESSION according to VALUES. */
2636 print_variable_or_computed (const char *expression
, enum print_values values
)
2640 struct ui_out
*uiout
= current_uiout
;
2644 expression_up expr
= parse_expression (expression
);
2646 if (values
== PRINT_SIMPLE_VALUES
)
2647 val
= evaluate_type (expr
.get ());
2649 val
= evaluate_expression (expr
.get ());
2651 gdb::optional
<ui_out_emit_tuple
> tuple_emitter
;
2652 if (values
!= PRINT_NO_VALUES
)
2653 tuple_emitter
.emplace (uiout
, nullptr);
2654 uiout
->field_string ("name", expression
);
2658 case PRINT_SIMPLE_VALUES
:
2659 type
= check_typedef (value_type (val
));
2660 type_print (value_type (val
), "", &stb
, -1);
2661 uiout
->field_stream ("type", stb
);
2662 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2663 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2664 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2666 struct value_print_options opts
;
2668 get_no_prettyformat_print_options (&opts
);
2670 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2671 uiout
->field_stream ("value", stb
);
2674 case PRINT_ALL_VALUES
:
2676 struct value_print_options opts
;
2678 get_no_prettyformat_print_options (&opts
);
2680 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2681 uiout
->field_stream ("value", stb
);
2687 /* Implement the "-trace-frame-collected" command. */
2690 mi_cmd_trace_frame_collected (const char *command
, char **argv
, int argc
)
2692 struct bp_location
*tloc
;
2694 struct collection_list
*clist
;
2695 struct collection_list tracepoint_list
, stepping_list
;
2696 struct traceframe_info
*tinfo
;
2698 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2699 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2700 int registers_format
= 'x';
2701 int memory_contents
= 0;
2702 struct ui_out
*uiout
= current_uiout
;
2710 static const struct mi_opt opts
[] =
2712 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2713 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2714 {"-registers-format", REGISTERS_FORMAT
, 1},
2715 {"-memory-contents", MEMORY_CONTENTS
, 0},
2722 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2726 switch ((enum opt
) opt
)
2728 case VAR_PRINT_VALUES
:
2729 var_print_values
= mi_parse_print_values (oarg
);
2731 case COMP_PRINT_VALUES
:
2732 comp_print_values
= mi_parse_print_values (oarg
);
2734 case REGISTERS_FORMAT
:
2735 registers_format
= oarg
[0];
2736 case MEMORY_CONTENTS
:
2737 memory_contents
= 1;
2743 error (_("Usage: -trace-frame-collected "
2744 "[--var-print-values PRINT_VALUES] "
2745 "[--comp-print-values PRINT_VALUES] "
2746 "[--registers-format FORMAT]"
2747 "[--memory-contents]"));
2749 /* This throws an error is not inspecting a trace frame. */
2750 tloc
= get_traceframe_location (&stepping_frame
);
2752 /* This command only makes sense for the current frame, not the
2754 scoped_restore_current_thread restore_thread
;
2755 select_frame (get_current_frame ());
2757 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2760 clist
= &stepping_list
;
2762 clist
= &tracepoint_list
;
2764 tinfo
= get_traceframe_info ();
2766 /* Explicitly wholly collected variables. */
2770 ui_out_emit_list
list_emitter (uiout
, "explicit-variables");
2771 const std::vector
<std::string
> &wholly_collected
2772 = clist
->wholly_collected ();
2773 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2775 const std::string
&str
= wholly_collected
[i
];
2776 print_variable_or_computed (str
.c_str (), var_print_values
);
2780 /* Computed expressions. */
2785 ui_out_emit_list
list_emitter (uiout
, "computed-expressions");
2787 const std::vector
<std::string
> &computed
= clist
->computed ();
2788 for (size_t i
= 0; i
< computed
.size (); i
++)
2790 const std::string
&str
= computed
[i
];
2791 print_variable_or_computed (str
.c_str (), comp_print_values
);
2795 /* Registers. Given pseudo-registers, and that some architectures
2796 (like MIPS) actually hide the raw registers, we don't go through
2797 the trace frame info, but instead consult the register cache for
2798 register availability. */
2800 struct frame_info
*frame
;
2801 struct gdbarch
*gdbarch
;
2805 ui_out_emit_list
list_emitter (uiout
, "registers");
2807 frame
= get_selected_frame (NULL
);
2808 gdbarch
= get_frame_arch (frame
);
2809 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2811 for (regnum
= 0; regnum
< numregs
; regnum
++)
2813 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2814 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2817 output_register (frame
, regnum
, registers_format
, 1);
2821 /* Trace state variables. */
2823 struct cleanup
*list_cleanup
;
2828 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "tvars");
2831 make_cleanup (free_current_contents
, &tsvname
);
2833 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2835 struct trace_state_variable
*tsv
;
2837 tsv
= find_trace_state_variable_by_number (tvar
);
2839 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2843 tsvname
= (char *) xrealloc (tsvname
, strlen (tsv
->name
) + 2);
2845 strcpy (tsvname
+ 1, tsv
->name
);
2846 uiout
->field_string ("name", tsvname
);
2848 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2850 uiout
->field_int ("current", tsv
->value
);
2854 uiout
->field_skip ("name");
2855 uiout
->field_skip ("current");
2859 do_cleanups (list_cleanup
);
2864 struct cleanup
*list_cleanup
;
2865 VEC(mem_range_s
) *available_memory
= NULL
;
2866 struct mem_range
*r
;
2869 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2870 make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2872 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
2874 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
2876 struct cleanup
*cleanup_child
;
2878 struct gdbarch
*gdbarch
= target_gdbarch ();
2880 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2882 uiout
->field_core_addr ("address", gdbarch
, r
->start
);
2883 uiout
->field_int ("length", r
->length
);
2885 data
= (gdb_byte
*) xmalloc (r
->length
);
2886 make_cleanup (xfree
, data
);
2888 if (memory_contents
)
2890 if (target_read_memory (r
->start
, data
, r
->length
) == 0)
2895 data_str
= (char *) xmalloc (r
->length
* 2 + 1);
2896 make_cleanup (xfree
, data_str
);
2898 for (m
= 0, p
= data_str
; m
< r
->length
; ++m
, p
+= 2)
2899 sprintf (p
, "%02x", data
[m
]);
2900 uiout
->field_string ("contents", data_str
);
2903 uiout
->field_skip ("contents");
2905 do_cleanups (cleanup_child
);
2908 do_cleanups (list_cleanup
);
2913 _initialize_mi_main (void)
2915 struct cmd_list_element
*c
;
2917 add_setshow_boolean_cmd ("mi-async", class_run
,
2919 Set whether MI asynchronous mode is enabled."), _("\
2920 Show whether MI asynchronous mode is enabled."), _("\
2921 Tells GDB whether MI should be in asynchronous mode."),
2922 set_mi_async_command
,
2923 show_mi_async_command
,
2927 /* Alias old "target-async" to "mi-async". */
2928 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
2929 deprecate_cmd (c
, "set mi-async");
2930 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
2931 deprecate_cmd (c
, "show mi-async");