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"
64 #include "common/rsp-low.h"
75 /* This is used to pass the current command timestamp down to
76 continuation routines. */
77 static struct mi_timestamp
*current_command_ts
;
79 static int do_timings
= 0;
82 /* Few commands would like to know if options like --thread-group were
83 explicitly specified. This variable keeps the current parsed
84 command including all option, and make it possible. */
85 static struct mi_parse
*current_context
;
87 int running_result_record_printed
= 1;
89 /* Flag indicating that the target has proceeded since the last
90 command was issued. */
93 static void mi_cmd_execute (struct mi_parse
*parse
);
95 static void mi_execute_cli_command (const char *cmd
, int args_p
,
97 static void mi_execute_async_cli_command (const char *cli_command
,
98 char **argv
, int argc
);
99 static int register_changed_p (int regnum
, struct regcache
*,
101 static void output_register (struct frame_info
*, int regnum
, int format
,
102 int skip_unavailable
);
104 /* Controls whether the frontend wants MI in async mode. */
105 static int mi_async
= 0;
107 /* The set command writes to this variable. If the inferior is
108 executing, mi_async is *not* updated. */
109 static int mi_async_1
= 0;
112 set_mi_async_command (char *args
, int from_tty
,
113 struct cmd_list_element
*c
)
115 if (have_live_inferiors ())
117 mi_async_1
= mi_async
;
118 error (_("Cannot change this setting while the inferior is running."));
121 mi_async
= mi_async_1
;
125 show_mi_async_command (struct ui_file
*file
, int from_tty
,
126 struct cmd_list_element
*c
,
129 fprintf_filtered (file
,
130 _("Whether MI is in asynchronous mode is %s.\n"),
134 /* A wrapper for target_can_async_p that takes the MI setting into
140 return mi_async
&& target_can_async_p ();
143 /* Command implementations. FIXME: Is this libgdb? No. This is the MI
144 layer that calls libgdb. Any operation used in the below should be
147 static void timestamp (struct mi_timestamp
*tv
);
149 static void print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
150 struct mi_timestamp
*end
);
153 mi_cmd_gdb_exit (const char *command
, char **argv
, int argc
)
155 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
157 /* We have to print everything right here because we never return. */
159 fputs_unfiltered (current_token
, mi
->raw_stdout
);
160 fputs_unfiltered ("^exit\n", mi
->raw_stdout
);
161 mi_out_put (current_uiout
, mi
->raw_stdout
);
162 gdb_flush (mi
->raw_stdout
);
163 /* FIXME: The function called is not yet a formal libgdb function. */
164 quit_force (NULL
, FROM_TTY
);
168 mi_cmd_exec_next (const char *command
, char **argv
, int argc
)
170 /* FIXME: Should call a libgdb function, not a cli wrapper. */
171 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
172 mi_execute_async_cli_command ("reverse-next", argv
+ 1, argc
- 1);
174 mi_execute_async_cli_command ("next", argv
, argc
);
178 mi_cmd_exec_next_instruction (const char *command
, char **argv
, int argc
)
180 /* FIXME: Should call a libgdb function, not a cli wrapper. */
181 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
182 mi_execute_async_cli_command ("reverse-nexti", argv
+ 1, argc
- 1);
184 mi_execute_async_cli_command ("nexti", argv
, argc
);
188 mi_cmd_exec_step (const char *command
, char **argv
, int argc
)
190 /* FIXME: Should call a libgdb function, not a cli wrapper. */
191 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
192 mi_execute_async_cli_command ("reverse-step", argv
+ 1, argc
- 1);
194 mi_execute_async_cli_command ("step", argv
, argc
);
198 mi_cmd_exec_step_instruction (const char *command
, char **argv
, int argc
)
200 /* FIXME: Should call a libgdb function, not a cli wrapper. */
201 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
202 mi_execute_async_cli_command ("reverse-stepi", argv
+ 1, argc
- 1);
204 mi_execute_async_cli_command ("stepi", argv
, argc
);
208 mi_cmd_exec_finish (const char *command
, char **argv
, int argc
)
210 /* FIXME: Should call a libgdb function, not a cli wrapper. */
211 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
212 mi_execute_async_cli_command ("reverse-finish", argv
+ 1, argc
- 1);
214 mi_execute_async_cli_command ("finish", argv
, argc
);
218 mi_cmd_exec_return (const char *command
, char **argv
, int argc
)
220 /* This command doesn't really execute the target, it just pops the
221 specified number of frames. */
223 /* Call return_command with from_tty argument equal to 0 so as to
224 avoid being queried. */
225 return_command (*argv
, 0);
227 /* Call return_command with from_tty argument equal to 0 so as to
228 avoid being queried. */
229 return_command (NULL
, 0);
231 /* Because we have called return_command with from_tty = 0, we need
232 to print the frame here. */
233 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
237 mi_cmd_exec_jump (const char *args
, char **argv
, int argc
)
239 /* FIXME: Should call a libgdb function, not a cli wrapper. */
240 mi_execute_async_cli_command ("jump", argv
, argc
);
244 proceed_thread (struct thread_info
*thread
, int pid
)
246 if (!is_stopped (thread
->ptid
))
249 if (pid
!= 0 && ptid_get_pid (thread
->ptid
) != pid
)
252 switch_to_thread (thread
->ptid
);
253 clear_proceed_status (0);
254 proceed ((CORE_ADDR
) -1, GDB_SIGNAL_DEFAULT
);
258 proceed_thread_callback (struct thread_info
*thread
, void *arg
)
260 int pid
= *(int *)arg
;
262 proceed_thread (thread
, pid
);
267 exec_continue (char **argv
, int argc
)
269 prepare_execution_command (¤t_target
, mi_async_p ());
273 /* In non-stop mode, 'resume' always resumes a single thread.
274 Therefore, to resume all threads of the current inferior, or
275 all threads in all inferiors, we need to iterate over
278 See comment on infcmd.c:proceed_thread_callback for rationale. */
279 if (current_context
->all
|| current_context
->thread_group
!= -1)
281 scoped_restore_current_thread restore_thread
;
284 if (!current_context
->all
)
287 = find_inferior_id (current_context
->thread_group
);
291 iterate_over_threads (proceed_thread_callback
, &pid
);
300 scoped_restore save_multi
= make_scoped_restore (&sched_multi
);
302 if (current_context
->all
)
309 /* In all-stop mode, -exec-continue traditionally resumed
310 either all threads, or one thread, depending on the
311 'scheduler-locking' variable. Let's continue to do the
319 exec_reverse_continue (char **argv
, int argc
)
321 enum exec_direction_kind dir
= execution_direction
;
323 if (dir
== EXEC_REVERSE
)
324 error (_("Already in reverse mode."));
326 if (!target_can_execute_reverse
)
327 error (_("Target %s does not support this command."), target_shortname
);
329 scoped_restore save_exec_dir
= make_scoped_restore (&execution_direction
,
331 exec_continue (argv
, argc
);
335 mi_cmd_exec_continue (const char *command
, char **argv
, int argc
)
337 if (argc
> 0 && strcmp (argv
[0], "--reverse") == 0)
338 exec_reverse_continue (argv
+ 1, argc
- 1);
340 exec_continue (argv
, argc
);
344 interrupt_thread_callback (struct thread_info
*thread
, void *arg
)
346 int pid
= *(int *)arg
;
348 if (!is_running (thread
->ptid
))
351 if (ptid_get_pid (thread
->ptid
) != pid
)
354 target_stop (thread
->ptid
);
358 /* Interrupt the execution of the target. Note how we must play
359 around with the token variables, in order to display the current
360 token in the result of the interrupt command, and the previous
361 execution token when the target finally stops. See comments in
365 mi_cmd_exec_interrupt (const char *command
, char **argv
, int argc
)
367 /* In all-stop mode, everything stops, so we don't need to try
368 anything specific. */
371 interrupt_target_1 (0);
375 if (current_context
->all
)
377 /* This will interrupt all threads in all inferiors. */
378 interrupt_target_1 (1);
380 else if (current_context
->thread_group
!= -1)
382 struct inferior
*inf
= find_inferior_id (current_context
->thread_group
);
384 iterate_over_threads (interrupt_thread_callback
, &inf
->pid
);
388 /* Interrupt just the current thread -- either explicitly
389 specified via --thread or whatever was current before
390 MI command was sent. */
391 interrupt_target_1 (0);
395 /* Callback for iterate_over_inferiors which starts the execution
396 of the given inferior.
398 ARG is a pointer to an integer whose value, if non-zero, indicates
399 that the program should be stopped when reaching the main subprogram
400 (similar to what the CLI "start" command does). */
403 run_one_inferior (struct inferior
*inf
, void *arg
)
405 int start_p
= *(int *) arg
;
406 const char *run_cmd
= start_p
? "start" : "run";
407 struct target_ops
*run_target
= find_run_target ();
408 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
412 if (inf
->pid
!= ptid_get_pid (inferior_ptid
))
414 struct thread_info
*tp
;
416 tp
= any_thread_of_process (inf
->pid
);
418 error (_("Inferior has no threads."));
420 switch_to_thread (tp
->ptid
);
425 set_current_inferior (inf
);
426 switch_to_thread (null_ptid
);
427 set_current_program_space (inf
->pspace
);
429 mi_execute_cli_command (run_cmd
, async_p
,
430 async_p
? "&" : NULL
);
435 mi_cmd_exec_run (const char *command
, char **argv
, int argc
)
439 /* Parse the command options. */
444 static const struct mi_opt opts
[] =
446 {"-start", START_OPT
, 0},
455 int opt
= mi_getopt ("-exec-run", argc
, argv
, opts
, &oind
, &oarg
);
459 switch ((enum opt
) opt
)
467 /* This command does not accept any argument. Make sure the user
468 did not provide any. */
470 error (_("Invalid argument: %s"), argv
[oind
]);
472 if (current_context
->all
)
474 scoped_restore_current_pspace_and_thread restore_pspace_thread
;
476 iterate_over_inferiors (run_one_inferior
, &start_p
);
480 const char *run_cmd
= start_p
? "start" : "run";
481 struct target_ops
*run_target
= find_run_target ();
482 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
484 mi_execute_cli_command (run_cmd
, async_p
,
485 async_p
? "&" : NULL
);
491 find_thread_of_process (struct thread_info
*ti
, void *p
)
495 if (ptid_get_pid (ti
->ptid
) == pid
&& !is_exited (ti
->ptid
))
502 mi_cmd_target_detach (const char *command
, char **argv
, int argc
)
504 if (argc
!= 0 && argc
!= 1)
505 error (_("Usage: -target-detach [pid | thread-group]"));
509 struct thread_info
*tp
;
513 /* First see if we are dealing with a thread-group id. */
516 struct inferior
*inf
;
517 int id
= strtoul (argv
[0] + 1, &end
, 0);
520 error (_("Invalid syntax of thread-group id '%s'"), argv
[0]);
522 inf
= find_inferior_id (id
);
524 error (_("Non-existent thread-group id '%d'"), id
);
530 /* We must be dealing with a pid. */
531 pid
= strtol (argv
[0], &end
, 10);
534 error (_("Invalid identifier '%s'"), argv
[0]);
537 /* Pick any thread in the desired process. Current
538 target_detach detaches from the parent of inferior_ptid. */
539 tp
= iterate_over_threads (find_thread_of_process
, &pid
);
541 error (_("Thread group is empty"));
543 switch_to_thread (tp
->ptid
);
546 detach_command (NULL
, 0);
550 mi_cmd_target_flash_erase (const char *command
, char **argv
, int argc
)
552 flash_erase_command (NULL
, 0);
556 mi_cmd_thread_select (const char *command
, char **argv
, int argc
)
559 char *mi_error_message
;
560 ptid_t previous_ptid
= inferior_ptid
;
563 error (_("-thread-select: USAGE: threadnum."));
565 rc
= gdb_thread_select (current_uiout
, argv
[0], &mi_error_message
);
567 /* If thread switch did not succeed don't notify or print. */
568 if (rc
== GDB_RC_FAIL
)
570 make_cleanup (xfree
, mi_error_message
);
571 error ("%s", mi_error_message
);
574 print_selected_thread_frame (current_uiout
,
575 USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
577 /* Notify if the thread has effectively changed. */
578 if (!ptid_equal (inferior_ptid
, previous_ptid
))
580 observer_notify_user_selected_context_changed (USER_SELECTED_THREAD
581 | USER_SELECTED_FRAME
);
586 mi_cmd_thread_list_ids (const char *command
, char **argv
, int argc
)
589 char *mi_error_message
;
592 error (_("-thread-list-ids: No arguments required."));
594 rc
= gdb_list_thread_ids (current_uiout
, &mi_error_message
);
596 if (rc
== GDB_RC_FAIL
)
598 make_cleanup (xfree
, mi_error_message
);
599 error ("%s", mi_error_message
);
604 mi_cmd_thread_info (const char *command
, char **argv
, int argc
)
606 if (argc
!= 0 && argc
!= 1)
607 error (_("Invalid MI command"));
609 print_thread_info (current_uiout
, argv
[0], -1);
612 struct collect_cores_data
619 collect_cores (struct thread_info
*ti
, void *xdata
)
621 struct collect_cores_data
*data
= (struct collect_cores_data
*) xdata
;
623 if (ptid_get_pid (ti
->ptid
) == data
->pid
)
625 int core
= target_core_of_thread (ti
->ptid
);
628 data
->cores
.insert (core
);
634 struct print_one_inferior_data
637 const std::set
<int> *inferiors
;
641 print_one_inferior (struct inferior
*inferior
, void *xdata
)
643 struct print_one_inferior_data
*top_data
644 = (struct print_one_inferior_data
*) xdata
;
645 struct ui_out
*uiout
= current_uiout
;
647 if (top_data
->inferiors
->empty ()
648 || (top_data
->inferiors
->find (inferior
->pid
)
649 != top_data
->inferiors
->end ()))
651 struct collect_cores_data data
;
652 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
654 uiout
->field_fmt ("id", "i%d", inferior
->num
);
655 uiout
->field_string ("type", "process");
656 if (inferior
->has_exit_code
)
657 uiout
->field_string ("exit-code",
658 int_string (inferior
->exit_code
, 8, 0, 0, 1));
659 if (inferior
->pid
!= 0)
660 uiout
->field_int ("pid", inferior
->pid
);
662 if (inferior
->pspace
->pspace_exec_filename
!= NULL
)
664 uiout
->field_string ("executable",
665 inferior
->pspace
->pspace_exec_filename
);
668 if (inferior
->pid
!= 0)
670 data
.pid
= inferior
->pid
;
671 iterate_over_threads (collect_cores
, &data
);
674 if (!data
.cores
.empty ())
676 ui_out_emit_list
list_emitter (uiout
, "cores");
678 for (int b
: data
.cores
)
679 uiout
->field_int (NULL
, b
);
682 if (top_data
->recurse
)
683 print_thread_info (uiout
, NULL
, inferior
->pid
);
689 /* Output a field named 'cores' with a list as the value. The
690 elements of the list are obtained by splitting 'cores' on
694 output_cores (struct ui_out
*uiout
, const char *field_name
, const char *xcores
)
696 ui_out_emit_list
list_emitter (uiout
, field_name
);
697 gdb::unique_xmalloc_ptr
<char> cores (xstrdup (xcores
));
698 char *p
= cores
.get ();
700 for (p
= strtok (p
, ","); p
; p
= strtok (NULL
, ","))
701 uiout
->field_string (NULL
, p
);
705 do_nothing (splay_tree_key k
)
710 free_vector_of_osdata_items (splay_tree_value xvalue
)
712 VEC (osdata_item_s
) *value
= (VEC (osdata_item_s
) *) xvalue
;
714 /* We don't free the items itself, it will be done separately. */
715 VEC_free (osdata_item_s
, value
);
719 splay_tree_int_comparator (splay_tree_key xa
, splay_tree_key xb
)
728 free_splay_tree (void *xt
)
730 splay_tree t
= (splay_tree
) xt
;
731 splay_tree_delete (t
);
735 list_available_thread_groups (const std::set
<int> &ids
, int recurse
)
738 struct osdata_item
*item
;
740 struct ui_out
*uiout
= current_uiout
;
741 struct cleanup
*cleanup
;
743 /* This keeps a map from integer (pid) to VEC (struct osdata_item *)*
744 The vector contains information about all threads for the given pid.
745 This is assigned an initial value to avoid "may be used uninitialized"
747 splay_tree tree
= NULL
;
749 /* get_osdata will throw if it cannot return data. */
750 data
= get_osdata ("processes");
751 cleanup
= make_cleanup_osdata_free (data
);
755 struct osdata
*threads
= get_osdata ("threads");
757 make_cleanup_osdata_free (threads
);
758 tree
= splay_tree_new (splay_tree_int_comparator
,
760 free_vector_of_osdata_items
);
761 make_cleanup (free_splay_tree
, tree
);
764 VEC_iterate (osdata_item_s
, threads
->items
,
768 const char *pid
= get_osdata_column (item
, "pid");
769 int pid_i
= strtoul (pid
, NULL
, 0);
770 VEC (osdata_item_s
) *vec
= 0;
772 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
775 VEC_safe_push (osdata_item_s
, vec
, item
);
776 splay_tree_insert (tree
, pid_i
, (splay_tree_value
)vec
);
780 vec
= (VEC (osdata_item_s
) *) n
->value
;
781 VEC_safe_push (osdata_item_s
, vec
, item
);
782 n
->value
= (splay_tree_value
) vec
;
787 ui_out_emit_list
list_emitter (uiout
, "groups");
790 VEC_iterate (osdata_item_s
, data
->items
,
794 const char *pid
= get_osdata_column (item
, "pid");
795 const char *cmd
= get_osdata_column (item
, "command");
796 const char *user
= get_osdata_column (item
, "user");
797 const char *cores
= get_osdata_column (item
, "cores");
799 int pid_i
= strtoul (pid
, NULL
, 0);
801 /* At present, the target will return all available processes
802 and if information about specific ones was required, we filter
803 undesired processes here. */
804 if (!ids
.empty () && ids
.find (pid_i
) == ids
.end ())
807 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
809 uiout
->field_fmt ("id", "%s", pid
);
810 uiout
->field_string ("type", "process");
812 uiout
->field_string ("description", cmd
);
814 uiout
->field_string ("user", user
);
816 output_cores (uiout
, "cores", cores
);
820 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
823 VEC (osdata_item_s
) *children
= (VEC (osdata_item_s
) *) n
->value
;
824 struct osdata_item
*child
;
827 ui_out_emit_list
thread_list_emitter (uiout
, "threads");
830 VEC_iterate (osdata_item_s
, children
, ix_child
, child
);
833 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
834 const char *tid
= get_osdata_column (child
, "tid");
835 const char *tcore
= get_osdata_column (child
, "core");
837 uiout
->field_string ("id", tid
);
839 uiout
->field_string ("core", tcore
);
845 do_cleanups (cleanup
);
849 mi_cmd_list_thread_groups (const char *command
, char **argv
, int argc
)
851 struct ui_out
*uiout
= current_uiout
;
858 AVAILABLE_OPT
, RECURSE_OPT
860 static const struct mi_opt opts
[] =
862 {"-available", AVAILABLE_OPT
, 0},
863 {"-recurse", RECURSE_OPT
, 1},
872 int opt
= mi_getopt ("-list-thread-groups", argc
, argv
, opts
,
877 switch ((enum opt
) opt
)
883 if (strcmp (oarg
, "0") == 0)
885 else if (strcmp (oarg
, "1") == 0)
888 error (_("only '0' and '1' are valid values "
889 "for the '--recurse' option"));
894 for (; oind
< argc
; ++oind
)
899 if (*(argv
[oind
]) != 'i')
900 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
902 inf
= strtoul (argv
[oind
] + 1, &end
, 0);
905 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
911 list_available_thread_groups (ids
, recurse
);
913 else if (ids
.size () == 1)
915 /* Local thread groups, single id. */
916 int id
= *(ids
.begin ());
917 struct inferior
*inf
= find_inferior_id (id
);
920 error (_("Non-existent thread group id '%d'"), id
);
922 print_thread_info (uiout
, NULL
, inf
->pid
);
926 struct print_one_inferior_data data
;
928 data
.recurse
= recurse
;
929 data
.inferiors
= &ids
;
931 /* Local thread groups. Either no explicit ids -- and we
932 print everything, or several explicit ids. In both cases,
933 we print more than one group, and have to use 'groups'
934 as the top-level element. */
935 ui_out_emit_list
list_emitter (uiout
, "groups");
936 update_thread_list ();
937 iterate_over_inferiors (print_one_inferior
, &data
);
942 mi_cmd_data_list_register_names (const char *command
, char **argv
, int argc
)
944 struct gdbarch
*gdbarch
;
945 struct ui_out
*uiout
= current_uiout
;
949 /* Note that the test for a valid register must include checking the
950 gdbarch_register_name because gdbarch_num_regs may be allocated
951 for the union of the register sets within a family of related
952 processors. In this case, some entries of gdbarch_register_name
953 will change depending upon the particular processor being
956 gdbarch
= get_current_arch ();
957 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
959 ui_out_emit_list
list_emitter (uiout
, "register-names");
961 if (argc
== 0) /* No args, just do all the regs. */
967 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
968 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
969 uiout
->field_string (NULL
, "");
971 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
975 /* Else, list of register #s, just do listed regs. */
976 for (i
= 0; i
< argc
; i
++)
978 regnum
= atoi (argv
[i
]);
979 if (regnum
< 0 || regnum
>= numregs
)
980 error (_("bad register number"));
982 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
983 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
984 uiout
->field_string (NULL
, "");
986 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
991 mi_cmd_data_list_changed_registers (const char *command
, char **argv
, int argc
)
993 static std::unique_ptr
<struct regcache
> this_regs
;
994 struct ui_out
*uiout
= current_uiout
;
995 std::unique_ptr
<struct regcache
> prev_regs
;
996 struct gdbarch
*gdbarch
;
997 int regnum
, numregs
, changed
;
1000 /* The last time we visited this function, the current frame's
1001 register contents were saved in THIS_REGS. Move THIS_REGS over
1002 to PREV_REGS, and refresh THIS_REGS with the now-current register
1005 prev_regs
= std::move (this_regs
);
1006 this_regs
= frame_save_as_regcache (get_selected_frame (NULL
));
1008 /* Note that the test for a valid register must include checking the
1009 gdbarch_register_name because gdbarch_num_regs may be allocated
1010 for the union of the register sets within a family of related
1011 processors. In this case, some entries of gdbarch_register_name
1012 will change depending upon the particular processor being
1015 gdbarch
= get_regcache_arch (this_regs
.get ());
1016 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1018 ui_out_emit_list
list_emitter (uiout
, "changed-registers");
1022 /* No args, just do all the regs. */
1027 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1028 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1030 changed
= register_changed_p (regnum
, prev_regs
.get (),
1033 error (_("-data-list-changed-registers: "
1034 "Unable to read register contents."));
1036 uiout
->field_int (NULL
, regnum
);
1040 /* Else, list of register #s, just do listed regs. */
1041 for (i
= 0; i
< argc
; i
++)
1043 regnum
= atoi (argv
[i
]);
1047 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1048 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1050 changed
= register_changed_p (regnum
, prev_regs
.get (),
1053 error (_("-data-list-changed-registers: "
1054 "Unable to read register contents."));
1056 uiout
->field_int (NULL
, regnum
);
1059 error (_("bad register number"));
1064 register_changed_p (int regnum
, struct regcache
*prev_regs
,
1065 struct regcache
*this_regs
)
1067 struct gdbarch
*gdbarch
= get_regcache_arch (this_regs
);
1068 struct value
*prev_value
, *this_value
;
1071 /* First time through or after gdbarch change consider all registers
1073 if (!prev_regs
|| get_regcache_arch (prev_regs
) != gdbarch
)
1076 /* Get register contents and compare. */
1077 prev_value
= prev_regs
->cooked_read_value (regnum
);
1078 this_value
= this_regs
->cooked_read_value (regnum
);
1079 gdb_assert (prev_value
!= NULL
);
1080 gdb_assert (this_value
!= NULL
);
1082 ret
= value_contents_eq (prev_value
, 0, this_value
, 0,
1083 register_size (gdbarch
, regnum
)) == 0;
1085 release_value (prev_value
);
1086 release_value (this_value
);
1087 value_free (prev_value
);
1088 value_free (this_value
);
1092 /* Return a list of register number and value pairs. The valid
1093 arguments expected are: a letter indicating the format in which to
1094 display the registers contents. This can be one of: x
1095 (hexadecimal), d (decimal), N (natural), t (binary), o (octal), r
1096 (raw). After the format argument there can be a sequence of
1097 numbers, indicating which registers to fetch the content of. If
1098 the format is the only argument, a list of all the registers with
1099 their values is returned. */
1102 mi_cmd_data_list_register_values (const char *command
, char **argv
, int argc
)
1104 struct ui_out
*uiout
= current_uiout
;
1105 struct frame_info
*frame
;
1106 struct gdbarch
*gdbarch
;
1107 int regnum
, numregs
, format
;
1109 int skip_unavailable
= 0;
1115 static const struct mi_opt opts
[] =
1117 {"-skip-unavailable", SKIP_UNAVAILABLE
, 0},
1121 /* Note that the test for a valid register must include checking the
1122 gdbarch_register_name because gdbarch_num_regs may be allocated
1123 for the union of the register sets within a family of related
1124 processors. In this case, some entries of gdbarch_register_name
1125 will change depending upon the particular processor being
1131 int opt
= mi_getopt ("-data-list-register-values", argc
, argv
,
1132 opts
, &oind
, &oarg
);
1136 switch ((enum opt
) opt
)
1138 case SKIP_UNAVAILABLE
:
1139 skip_unavailable
= 1;
1144 if (argc
- oind
< 1)
1145 error (_("-data-list-register-values: Usage: "
1146 "-data-list-register-values [--skip-unavailable] <format>"
1147 " [<regnum1>...<regnumN>]"));
1149 format
= (int) argv
[oind
][0];
1151 frame
= get_selected_frame (NULL
);
1152 gdbarch
= get_frame_arch (frame
);
1153 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1155 ui_out_emit_list
list_emitter (uiout
, "register-values");
1157 if (argc
- oind
== 1)
1159 /* No args, beside the format: do all the regs. */
1164 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1165 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1168 output_register (frame
, regnum
, format
, skip_unavailable
);
1172 /* Else, list of register #s, just do listed regs. */
1173 for (i
= 1 + oind
; i
< argc
; i
++)
1175 regnum
= atoi (argv
[i
]);
1179 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1180 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1181 output_register (frame
, regnum
, format
, skip_unavailable
);
1183 error (_("bad register number"));
1187 /* Output one register REGNUM's contents in the desired FORMAT. If
1188 SKIP_UNAVAILABLE is true, skip the register if it is
1192 output_register (struct frame_info
*frame
, int regnum
, int format
,
1193 int skip_unavailable
)
1195 struct ui_out
*uiout
= current_uiout
;
1196 struct value
*val
= value_of_register (regnum
, frame
);
1197 struct value_print_options opts
;
1199 if (skip_unavailable
&& !value_entirely_available (val
))
1202 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1203 uiout
->field_int ("number", regnum
);
1213 get_formatted_print_options (&opts
, format
);
1215 val_print (value_type (val
),
1216 value_embedded_offset (val
), 0,
1217 &stb
, 0, val
, &opts
, current_language
);
1218 uiout
->field_stream ("value", stb
);
1221 /* Write given values into registers. The registers and values are
1222 given as pairs. The corresponding MI command is
1223 -data-write-register-values <format>
1224 [<regnum1> <value1>...<regnumN> <valueN>] */
1226 mi_cmd_data_write_register_values (const char *command
, char **argv
, int argc
)
1228 struct regcache
*regcache
;
1229 struct gdbarch
*gdbarch
;
1232 /* Note that the test for a valid register must include checking the
1233 gdbarch_register_name because gdbarch_num_regs may be allocated
1234 for the union of the register sets within a family of related
1235 processors. In this case, some entries of gdbarch_register_name
1236 will change depending upon the particular processor being
1239 regcache
= get_current_regcache ();
1240 gdbarch
= get_regcache_arch (regcache
);
1241 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1244 error (_("-data-write-register-values: Usage: -data-write-register-"
1245 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1247 if (!target_has_registers
)
1248 error (_("-data-write-register-values: No registers."));
1251 error (_("-data-write-register-values: No regs and values specified."));
1254 error (_("-data-write-register-values: "
1255 "Regs and vals are not in pairs."));
1257 for (i
= 1; i
< argc
; i
= i
+ 2)
1259 int regnum
= atoi (argv
[i
]);
1261 if (regnum
>= 0 && regnum
< numregs
1262 && gdbarch_register_name (gdbarch
, regnum
)
1263 && *gdbarch_register_name (gdbarch
, regnum
))
1267 /* Get the value as a number. */
1268 value
= parse_and_eval_address (argv
[i
+ 1]);
1270 /* Write it down. */
1271 regcache_cooked_write_signed (regcache
, regnum
, value
);
1274 error (_("bad register number"));
1278 /* Evaluate the value of the argument. The argument is an
1279 expression. If the expression contains spaces it needs to be
1280 included in double quotes. */
1283 mi_cmd_data_evaluate_expression (const char *command
, char **argv
, int argc
)
1286 struct value_print_options opts
;
1287 struct ui_out
*uiout
= current_uiout
;
1290 error (_("-data-evaluate-expression: "
1291 "Usage: -data-evaluate-expression expression"));
1293 expression_up expr
= parse_expression (argv
[0]);
1295 val
= evaluate_expression (expr
.get ());
1299 /* Print the result of the expression evaluation. */
1300 get_user_print_options (&opts
);
1302 common_val_print (val
, &stb
, 0, &opts
, current_language
);
1304 uiout
->field_stream ("value", stb
);
1307 /* This is the -data-read-memory command.
1309 ADDR: start address of data to be dumped.
1310 WORD-FORMAT: a char indicating format for the ``word''. See
1312 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1313 NR_ROW: Number of rows.
1314 NR_COL: The number of colums (words per row).
1315 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1316 ASCHAR for unprintable characters.
1318 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1319 displayes them. Returns:
1321 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1324 The number of bytes read is SIZE*ROW*COL. */
1327 mi_cmd_data_read_memory (const char *command
, char **argv
, int argc
)
1329 struct gdbarch
*gdbarch
= get_current_arch ();
1330 struct ui_out
*uiout
= current_uiout
;
1332 long total_bytes
, nr_cols
, nr_rows
;
1334 struct type
*word_type
;
1346 static const struct mi_opt opts
[] =
1348 {"o", OFFSET_OPT
, 1},
1354 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1359 switch ((enum opt
) opt
)
1362 offset
= atol (oarg
);
1369 if (argc
< 5 || argc
> 6)
1370 error (_("-data-read-memory: Usage: "
1371 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1373 /* Extract all the arguments. */
1375 /* Start address of the memory dump. */
1376 addr
= parse_and_eval_address (argv
[0]) + offset
;
1377 /* The format character to use when displaying a memory word. See
1378 the ``x'' command. */
1379 word_format
= argv
[1][0];
1380 /* The size of the memory word. */
1381 word_size
= atol (argv
[2]);
1385 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1389 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1393 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1397 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1401 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1404 /* The number of rows. */
1405 nr_rows
= atol (argv
[3]);
1407 error (_("-data-read-memory: invalid number of rows."));
1409 /* Number of bytes per row. */
1410 nr_cols
= atol (argv
[4]);
1412 error (_("-data-read-memory: invalid number of columns."));
1414 /* The un-printable character when printing ascii. */
1420 /* Create a buffer and read it in. */
1421 total_bytes
= word_size
* nr_rows
* nr_cols
;
1423 gdb::byte_vector
mbuf (total_bytes
);
1425 /* Dispatch memory reads to the topmost target, not the flattened
1427 nr_bytes
= target_read (current_target
.beneath
,
1428 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.data (),
1431 error (_("Unable to read memory."));
1433 /* Output the header information. */
1434 uiout
->field_core_addr ("addr", gdbarch
, addr
);
1435 uiout
->field_int ("nr-bytes", nr_bytes
);
1436 uiout
->field_int ("total-bytes", total_bytes
);
1437 uiout
->field_core_addr ("next-row", gdbarch
, addr
+ word_size
* nr_cols
);
1438 uiout
->field_core_addr ("prev-row", gdbarch
, addr
- word_size
* nr_cols
);
1439 uiout
->field_core_addr ("next-page", gdbarch
, addr
+ total_bytes
);
1440 uiout
->field_core_addr ("prev-page", gdbarch
, addr
- total_bytes
);
1442 /* Build the result as a two dimentional table. */
1449 ui_out_emit_list
list_emitter (uiout
, "memory");
1450 for (row
= 0, row_byte
= 0;
1452 row
++, row_byte
+= nr_cols
* word_size
)
1456 struct value_print_options opts
;
1458 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1459 uiout
->field_core_addr ("addr", gdbarch
, addr
+ row_byte
);
1460 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1463 ui_out_emit_list
list_data_emitter (uiout
, "data");
1464 get_formatted_print_options (&opts
, word_format
);
1465 for (col
= 0, col_byte
= row_byte
;
1467 col
++, col_byte
+= word_size
)
1469 if (col_byte
+ word_size
> nr_bytes
)
1471 uiout
->field_string (NULL
, "N/A");
1476 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1477 word_asize
, &stream
);
1478 uiout
->field_stream (NULL
, stream
);
1488 for (byte
= row_byte
;
1489 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1491 if (byte
>= nr_bytes
)
1493 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1494 stream
.putc (aschar
);
1496 stream
.putc (mbuf
[byte
]);
1498 uiout
->field_stream ("ascii", stream
);
1505 mi_cmd_data_read_memory_bytes (const char *command
, char **argv
, int argc
)
1507 struct gdbarch
*gdbarch
= get_current_arch ();
1508 struct ui_out
*uiout
= current_uiout
;
1512 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1519 static const struct mi_opt opts
[] =
1521 {"o", OFFSET_OPT
, 1},
1527 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1531 switch ((enum opt
) opt
)
1534 offset
= atol (oarg
);
1542 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1544 addr
= parse_and_eval_address (argv
[0]) + offset
;
1545 length
= atol (argv
[1]);
1547 std::vector
<memory_read_result
> result
1548 = read_memory_robust (current_target
.beneath
, addr
, length
);
1550 if (result
.size () == 0)
1551 error (_("Unable to read memory."));
1553 ui_out_emit_list
list_emitter (uiout
, "memory");
1554 for (const memory_read_result
&read_result
: result
)
1556 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1558 uiout
->field_core_addr ("begin", gdbarch
, read_result
.begin
);
1559 uiout
->field_core_addr ("offset", gdbarch
, read_result
.begin
- addr
);
1560 uiout
->field_core_addr ("end", gdbarch
, read_result
.end
);
1562 std::string data
= bin2hex (read_result
.data
.get (),
1563 (read_result
.end
- read_result
.begin
)
1565 uiout
->field_string ("contents", data
.c_str ());
1569 /* Implementation of the -data-write_memory command.
1571 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1572 offset from the beginning of the memory grid row where the cell to
1574 ADDR: start address of the row in the memory grid where the memory
1575 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1576 the location to write to.
1577 FORMAT: a char indicating format for the ``word''. See
1579 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1580 VALUE: value to be written into the memory address.
1582 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1587 mi_cmd_data_write_memory (const char *command
, char **argv
, int argc
)
1589 struct gdbarch
*gdbarch
= get_current_arch ();
1590 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1593 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1594 enough when using a compiler other than GCC. */
1603 static const struct mi_opt opts
[] =
1605 {"o", OFFSET_OPT
, 1},
1611 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1616 switch ((enum opt
) opt
)
1619 offset
= atol (oarg
);
1627 error (_("-data-write-memory: Usage: "
1628 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1630 /* Extract all the arguments. */
1631 /* Start address of the memory dump. */
1632 addr
= parse_and_eval_address (argv
[0]);
1633 /* The size of the memory word. */
1634 word_size
= atol (argv
[2]);
1636 /* Calculate the real address of the write destination. */
1637 addr
+= (offset
* word_size
);
1639 /* Get the value as a number. */
1640 value
= parse_and_eval_address (argv
[3]);
1641 /* Get the value into an array. */
1642 gdb::byte_vector
buffer (word_size
);
1643 store_signed_integer (buffer
.data (), word_size
, byte_order
, value
);
1644 /* Write it down to memory. */
1645 write_memory_with_notification (addr
, buffer
.data (), word_size
);
1648 /* Implementation of the -data-write-memory-bytes command.
1651 DATA: string of bytes to write at that address
1652 COUNT: number of bytes to be filled (decimal integer). */
1655 mi_cmd_data_write_memory_bytes (const char *command
, char **argv
, int argc
)
1659 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1660 long int count_units
;
1663 if (argc
!= 2 && argc
!= 3)
1664 error (_("Usage: ADDR DATA [COUNT]."));
1666 addr
= parse_and_eval_address (argv
[0]);
1668 len_hex
= strlen (cdata
);
1669 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1671 if (len_hex
% (unit_size
* 2) != 0)
1672 error (_("Hex-encoded '%s' must represent an integral number of "
1673 "addressable memory units."),
1676 len_bytes
= len_hex
/ 2;
1677 len_units
= len_bytes
/ unit_size
;
1680 count_units
= strtoul (argv
[2], NULL
, 10);
1682 count_units
= len_units
;
1684 gdb::byte_vector
databuf (len_bytes
);
1686 for (i
= 0; i
< len_bytes
; ++i
)
1689 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1690 error (_("Invalid argument"));
1691 databuf
[i
] = (gdb_byte
) x
;
1694 gdb::byte_vector data
;
1695 if (len_units
< count_units
)
1697 /* Pattern is made of less units than count:
1698 repeat pattern to fill memory. */
1699 data
= gdb::byte_vector (count_units
* unit_size
);
1701 /* Number of times the pattern is entirely repeated. */
1702 steps
= count_units
/ len_units
;
1703 /* Number of remaining addressable memory units. */
1704 remaining_units
= count_units
% len_units
;
1705 for (i
= 0; i
< steps
; i
++)
1706 memcpy (&data
[i
* len_bytes
], &databuf
[0], len_bytes
);
1708 if (remaining_units
> 0)
1709 memcpy (&data
[steps
* len_bytes
], &databuf
[0],
1710 remaining_units
* unit_size
);
1714 /* Pattern is longer than or equal to count:
1715 just copy count addressable memory units. */
1716 data
= std::move (databuf
);
1719 write_memory_with_notification (addr
, data
.data (), count_units
);
1723 mi_cmd_enable_timings (const char *command
, char **argv
, int argc
)
1729 if (strcmp (argv
[0], "yes") == 0)
1731 else if (strcmp (argv
[0], "no") == 0)
1742 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1746 mi_cmd_list_features (const char *command
, char **argv
, int argc
)
1750 struct ui_out
*uiout
= current_uiout
;
1752 ui_out_emit_list
list_emitter (uiout
, "features");
1753 uiout
->field_string (NULL
, "frozen-varobjs");
1754 uiout
->field_string (NULL
, "pending-breakpoints");
1755 uiout
->field_string (NULL
, "thread-info");
1756 uiout
->field_string (NULL
, "data-read-memory-bytes");
1757 uiout
->field_string (NULL
, "breakpoint-notifications");
1758 uiout
->field_string (NULL
, "ada-task-info");
1759 uiout
->field_string (NULL
, "language-option");
1760 uiout
->field_string (NULL
, "info-gdb-mi-command");
1761 uiout
->field_string (NULL
, "undefined-command-error-code");
1762 uiout
->field_string (NULL
, "exec-run-start-option");
1764 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1765 uiout
->field_string (NULL
, "python");
1770 error (_("-list-features should be passed no arguments"));
1774 mi_cmd_list_target_features (const char *command
, char **argv
, int argc
)
1778 struct ui_out
*uiout
= current_uiout
;
1780 ui_out_emit_list
list_emitter (uiout
, "features");
1782 uiout
->field_string (NULL
, "async");
1783 if (target_can_execute_reverse
)
1784 uiout
->field_string (NULL
, "reverse");
1788 error (_("-list-target-features should be passed no arguments"));
1792 mi_cmd_add_inferior (const char *command
, char **argv
, int argc
)
1794 struct inferior
*inf
;
1797 error (_("-add-inferior should be passed no arguments"));
1799 inf
= add_inferior_with_spaces ();
1801 current_uiout
->field_fmt ("inferior", "i%d", inf
->num
);
1804 /* Callback used to find the first inferior other than the current
1808 get_other_inferior (struct inferior
*inf
, void *arg
)
1810 if (inf
== current_inferior ())
1817 mi_cmd_remove_inferior (const char *command
, char **argv
, int argc
)
1820 struct inferior
*inf
;
1823 error (_("-remove-inferior should be passed a single argument"));
1825 if (sscanf (argv
[0], "i%d", &id
) != 1)
1826 error (_("the thread group id is syntactically invalid"));
1828 inf
= find_inferior_id (id
);
1830 error (_("the specified thread group does not exist"));
1833 error (_("cannot remove an active inferior"));
1835 if (inf
== current_inferior ())
1837 struct thread_info
*tp
= 0;
1838 struct inferior
*new_inferior
1839 = iterate_over_inferiors (get_other_inferior
, NULL
);
1841 if (new_inferior
== NULL
)
1842 error (_("Cannot remove last inferior"));
1844 set_current_inferior (new_inferior
);
1845 if (new_inferior
->pid
!= 0)
1846 tp
= any_thread_of_process (new_inferior
->pid
);
1847 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1848 set_current_program_space (new_inferior
->pspace
);
1851 delete_inferior (inf
);
1856 /* Execute a command within a safe environment.
1857 Return <0 for error; >=0 for ok.
1859 args->action will tell mi_execute_command what action
1860 to perform after the given command has executed (display/suppress
1861 prompt, display error). */
1864 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1866 struct mi_interp
*mi
= (struct mi_interp
*) command_interp ();
1869 current_command_ts
= context
->cmd_start
;
1871 scoped_restore save_token
= make_scoped_restore (¤t_token
,
1874 running_result_record_printed
= 0;
1876 switch (context
->op
)
1879 /* A MI command was read from the input stream. */
1881 /* FIXME: gdb_???? */
1882 fprintf_unfiltered (mi
->raw_stdout
,
1883 " token=`%s' command=`%s' args=`%s'\n",
1884 context
->token
, context
->command
, context
->args
);
1886 mi_cmd_execute (context
);
1888 /* Print the result if there were no errors.
1890 Remember that on the way out of executing a command, you have
1891 to directly use the mi_interp's uiout, since the command
1892 could have reset the interpreter, in which case the current
1893 uiout will most likely crash in the mi_out_* routines. */
1894 if (!running_result_record_printed
)
1896 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1897 /* There's no particularly good reason why target-connect results
1898 in not ^done. Should kill ^connected for MI3. */
1899 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
1900 ? "^connected" : "^done", mi
->raw_stdout
);
1901 mi_out_put (uiout
, mi
->raw_stdout
);
1902 mi_out_rewind (uiout
);
1903 mi_print_timing_maybe (mi
->raw_stdout
);
1904 fputs_unfiltered ("\n", mi
->raw_stdout
);
1907 /* The command does not want anything to be printed. In that
1908 case, the command probably should not have written anything
1909 to uiout, but in case it has written something, discard it. */
1910 mi_out_rewind (uiout
);
1917 /* A CLI command was read from the input stream. */
1918 /* This "feature" will be removed as soon as we have a
1919 complete set of mi commands. */
1920 /* Echo the command on the console. */
1921 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1922 /* Call the "console" interpreter. */
1923 argv
[0] = (char *) INTERP_CONSOLE
;
1924 argv
[1] = context
->command
;
1925 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
1927 /* If we changed interpreters, DON'T print out anything. */
1928 if (current_interp_named_p (INTERP_MI
)
1929 || current_interp_named_p (INTERP_MI1
)
1930 || current_interp_named_p (INTERP_MI2
)
1931 || current_interp_named_p (INTERP_MI3
))
1933 if (!running_result_record_printed
)
1935 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1936 fputs_unfiltered ("^done", mi
->raw_stdout
);
1937 mi_out_put (uiout
, mi
->raw_stdout
);
1938 mi_out_rewind (uiout
);
1939 mi_print_timing_maybe (mi
->raw_stdout
);
1940 fputs_unfiltered ("\n", mi
->raw_stdout
);
1943 mi_out_rewind (uiout
);
1950 /* Print a gdb exception to the MI output stream. */
1953 mi_print_exception (const char *token
, struct gdb_exception exception
)
1955 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
1957 fputs_unfiltered (token
, mi
->raw_stdout
);
1958 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
1959 if (exception
.message
== NULL
)
1960 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
1962 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
1963 fputs_unfiltered ("\"", mi
->raw_stdout
);
1965 switch (exception
.error
)
1967 case UNDEFINED_COMMAND_ERROR
:
1968 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
1972 fputs_unfiltered ("\n", mi
->raw_stdout
);
1975 /* Determine whether the parsed command already notifies the
1976 user_selected_context_changed observer. */
1979 command_notifies_uscc_observer (struct mi_parse
*command
)
1981 if (command
->op
== CLI_COMMAND
)
1983 /* CLI commands "thread" and "inferior" already send it. */
1984 return (strncmp (command
->command
, "thread ", 7) == 0
1985 || strncmp (command
->command
, "inferior ", 9) == 0);
1987 else /* MI_COMMAND */
1989 if (strcmp (command
->command
, "interpreter-exec") == 0
1990 && command
->argc
> 1)
1992 /* "thread" and "inferior" again, but through -interpreter-exec. */
1993 return (strncmp (command
->argv
[1], "thread ", 7) == 0
1994 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
1998 /* -thread-select already sends it. */
1999 return strcmp (command
->command
, "thread-select") == 0;
2004 mi_execute_command (const char *cmd
, int from_tty
)
2007 std::unique_ptr
<struct mi_parse
> command
;
2009 /* This is to handle EOF (^D). We just quit gdb. */
2010 /* FIXME: we should call some API function here. */
2012 quit_force (NULL
, from_tty
);
2014 target_log_command (cmd
);
2018 command
= mi_parse (cmd
, &token
);
2020 CATCH (exception
, RETURN_MASK_ALL
)
2022 mi_print_exception (token
, exception
);
2027 if (command
!= NULL
)
2029 ptid_t previous_ptid
= inferior_ptid
;
2031 gdb::optional
<scoped_restore_tmpl
<int>> restore_suppress
;
2033 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2034 restore_suppress
.emplace (command
->cmd
->suppress_notification
, 1);
2036 command
->token
= token
;
2040 command
->cmd_start
= new mi_timestamp ();
2041 timestamp (command
->cmd_start
);
2046 captured_mi_execute_command (current_uiout
, command
.get ());
2048 CATCH (result
, RETURN_MASK_ALL
)
2050 /* Like in start_event_loop, enable input and force display
2051 of the prompt. Otherwise, any command that calls
2052 async_disable_stdin, and then throws, will leave input
2054 async_enable_stdin ();
2055 current_ui
->prompt_state
= PROMPT_NEEDED
;
2057 /* The command execution failed and error() was called
2059 mi_print_exception (command
->token
, result
);
2060 mi_out_rewind (current_uiout
);
2064 bpstat_do_actions ();
2066 if (/* The notifications are only output when the top-level
2067 interpreter (specified on the command line) is MI. */
2068 interp_ui_out (top_level_interpreter ())->is_mi_like_p ()
2069 /* Don't try report anything if there are no threads --
2070 the program is dead. */
2071 && thread_count () != 0
2072 /* If the command already reports the thread change, no need to do it
2074 && !command_notifies_uscc_observer (command
.get ()))
2076 struct mi_interp
*mi
= (struct mi_interp
*) top_level_interpreter ();
2077 int report_change
= 0;
2079 if (command
->thread
== -1)
2081 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2082 && !ptid_equal (inferior_ptid
, previous_ptid
)
2083 && !ptid_equal (inferior_ptid
, null_ptid
));
2085 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2087 struct thread_info
*ti
= inferior_thread ();
2089 report_change
= (ti
->global_num
!= command
->thread
);
2094 observer_notify_user_selected_context_changed
2095 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2102 mi_cmd_execute (struct mi_parse
*parse
)
2104 struct cleanup
*cleanup
;
2106 cleanup
= prepare_execute_command ();
2108 if (parse
->all
&& parse
->thread_group
!= -1)
2109 error (_("Cannot specify --thread-group together with --all"));
2111 if (parse
->all
&& parse
->thread
!= -1)
2112 error (_("Cannot specify --thread together with --all"));
2114 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2115 error (_("Cannot specify --thread together with --thread-group"));
2117 if (parse
->frame
!= -1 && parse
->thread
== -1)
2118 error (_("Cannot specify --frame without --thread"));
2120 if (parse
->thread_group
!= -1)
2122 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2123 struct thread_info
*tp
= 0;
2126 error (_("Invalid thread group for the --thread-group option"));
2128 set_current_inferior (inf
);
2129 /* This behaviour means that if --thread-group option identifies
2130 an inferior with multiple threads, then a random one will be
2131 picked. This is not a problem -- frontend should always
2132 provide --thread if it wishes to operate on a specific
2135 tp
= any_live_thread_of_process (inf
->pid
);
2136 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2137 set_current_program_space (inf
->pspace
);
2140 if (parse
->thread
!= -1)
2142 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2145 error (_("Invalid thread id: %d"), parse
->thread
);
2147 if (is_exited (tp
->ptid
))
2148 error (_("Thread id: %d has terminated"), parse
->thread
);
2150 switch_to_thread (tp
->ptid
);
2153 if (parse
->frame
!= -1)
2155 struct frame_info
*fid
;
2156 int frame
= parse
->frame
;
2158 fid
= find_relative_frame (get_current_frame (), &frame
);
2160 /* find_relative_frame was successful */
2163 error (_("Invalid frame id: %d"), frame
);
2166 gdb::optional
<scoped_restore_current_language
> lang_saver
;
2167 if (parse
->language
!= language_unknown
)
2169 lang_saver
.emplace ();
2170 set_language (parse
->language
);
2173 current_context
= parse
;
2175 if (parse
->cmd
->argv_func
!= NULL
)
2177 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2179 else if (parse
->cmd
->cli
.cmd
!= 0)
2181 /* FIXME: DELETE THIS. */
2182 /* The operation is still implemented by a cli command. */
2183 /* Must be a synchronous one. */
2184 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2189 /* FIXME: DELETE THIS. */
2192 stb
.puts ("Undefined mi command: ");
2193 stb
.putstr (parse
->command
, '"');
2194 stb
.puts (" (missing implementation)");
2198 do_cleanups (cleanup
);
2201 /* FIXME: This is just a hack so we can get some extra commands going.
2202 We don't want to channel things through the CLI, but call libgdb directly.
2203 Use only for synchronous commands. */
2206 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2210 std::string run
= cmd
;
2213 run
= run
+ " " + args
;
2215 /* FIXME: gdb_???? */
2216 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2218 execute_command (&run
[0], 0 /* from_tty */ );
2223 mi_execute_async_cli_command (const char *cli_command
, char **argv
, int argc
)
2225 std::string run
= cli_command
;
2228 run
= run
+ " " + *argv
;
2232 execute_command (&run
[0], 0 /* from_tty */ );
2236 mi_load_progress (const char *section_name
,
2237 unsigned long sent_so_far
,
2238 unsigned long total_section
,
2239 unsigned long total_sent
,
2240 unsigned long grand_total
)
2242 using namespace std::chrono
;
2243 static steady_clock::time_point last_update
;
2244 static char *previous_sect_name
= NULL
;
2246 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
2248 /* This function is called through deprecated_show_load_progress
2249 which means uiout may not be correct. Fix it for the duration
2250 of this function. */
2252 std::unique_ptr
<ui_out
> uiout
;
2254 if (current_interp_named_p (INTERP_MI
)
2255 || current_interp_named_p (INTERP_MI2
))
2256 uiout
.reset (mi_out_new (2));
2257 else if (current_interp_named_p (INTERP_MI1
))
2258 uiout
.reset (mi_out_new (1));
2259 else if (current_interp_named_p (INTERP_MI3
))
2260 uiout
.reset (mi_out_new (3));
2264 scoped_restore save_uiout
2265 = make_scoped_restore (¤t_uiout
, uiout
.get ());
2267 new_section
= (previous_sect_name
?
2268 strcmp (previous_sect_name
, section_name
) : 1);
2271 xfree (previous_sect_name
);
2272 previous_sect_name
= xstrdup (section_name
);
2275 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2276 fputs_unfiltered ("+download", mi
->raw_stdout
);
2278 ui_out_emit_tuple
tuple_emitter (uiout
.get (), NULL
);
2279 uiout
->field_string ("section", section_name
);
2280 uiout
->field_int ("section-size", total_section
);
2281 uiout
->field_int ("total-size", grand_total
);
2283 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2284 fputs_unfiltered ("\n", mi
->raw_stdout
);
2285 gdb_flush (mi
->raw_stdout
);
2288 steady_clock::time_point time_now
= steady_clock::now ();
2289 if (time_now
- last_update
> milliseconds (500))
2291 last_update
= time_now
;
2293 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2294 fputs_unfiltered ("+download", mi
->raw_stdout
);
2296 ui_out_emit_tuple
tuple_emitter (uiout
.get (), NULL
);
2297 uiout
->field_string ("section", section_name
);
2298 uiout
->field_int ("section-sent", sent_so_far
);
2299 uiout
->field_int ("section-size", total_section
);
2300 uiout
->field_int ("total-sent", total_sent
);
2301 uiout
->field_int ("total-size", grand_total
);
2303 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2304 fputs_unfiltered ("\n", mi
->raw_stdout
);
2305 gdb_flush (mi
->raw_stdout
);
2310 timestamp (struct mi_timestamp
*tv
)
2312 using namespace std::chrono
;
2314 tv
->wallclock
= steady_clock::now ();
2315 run_time_clock::now (tv
->utime
, tv
->stime
);
2319 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2321 struct mi_timestamp now
;
2324 print_diff (file
, start
, &now
);
2328 mi_print_timing_maybe (struct ui_file
*file
)
2330 /* If the command is -enable-timing then do_timings may be true
2331 whilst current_command_ts is not initialized. */
2332 if (do_timings
&& current_command_ts
)
2333 print_diff_now (file
, current_command_ts
);
2337 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2338 struct mi_timestamp
*end
)
2340 using namespace std::chrono
;
2342 duration
<double> wallclock
= end
->wallclock
- start
->wallclock
;
2343 duration
<double> utime
= end
->utime
- start
->utime
;
2344 duration
<double> stime
= end
->stime
- start
->stime
;
2348 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2349 wallclock
.count (), utime
.count (), stime
.count ());
2353 mi_cmd_trace_define_variable (const char *command
, char **argv
, int argc
)
2355 LONGEST initval
= 0;
2356 struct trace_state_variable
*tsv
;
2359 if (argc
!= 1 && argc
!= 2)
2360 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2364 error (_("Name of trace variable should start with '$'"));
2366 validate_trace_state_variable_name (name
);
2368 tsv
= find_trace_state_variable (name
);
2370 tsv
= create_trace_state_variable (name
);
2373 initval
= value_as_long (parse_and_eval (argv
[1]));
2375 tsv
->initial_value
= initval
;
2379 mi_cmd_trace_list_variables (const char *command
, char **argv
, int argc
)
2382 error (_("-trace-list-variables: no arguments allowed"));
2384 tvariables_info_1 ();
2388 mi_cmd_trace_find (const char *command
, char **argv
, int argc
)
2393 error (_("trace selection mode is required"));
2397 if (strcmp (mode
, "none") == 0)
2399 tfind_1 (tfind_number
, -1, 0, 0, 0);
2403 check_trace_running (current_trace_status ());
2405 if (strcmp (mode
, "frame-number") == 0)
2408 error (_("frame number is required"));
2409 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2411 else if (strcmp (mode
, "tracepoint-number") == 0)
2414 error (_("tracepoint number is required"));
2415 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2417 else if (strcmp (mode
, "pc") == 0)
2420 error (_("PC is required"));
2421 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2423 else if (strcmp (mode
, "pc-inside-range") == 0)
2426 error (_("Start and end PC are required"));
2427 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2428 parse_and_eval_address (argv
[2]), 0);
2430 else if (strcmp (mode
, "pc-outside-range") == 0)
2433 error (_("Start and end PC are required"));
2434 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2435 parse_and_eval_address (argv
[2]), 0);
2437 else if (strcmp (mode
, "line") == 0)
2440 error (_("Line is required"));
2442 std::vector
<symtab_and_line
> sals
2443 = decode_line_with_current_source (argv
[1],
2444 DECODE_LINE_FUNFIRSTLINE
);
2445 const symtab_and_line
&sal
= sals
[0];
2447 if (sal
.symtab
== 0)
2448 error (_("Could not find the specified line"));
2450 CORE_ADDR start_pc
, end_pc
;
2451 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2452 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2454 error (_("Could not find the specified line"));
2457 error (_("Invalid mode '%s'"), mode
);
2459 if (has_stack_frames () || get_traceframe_number () >= 0)
2460 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2464 mi_cmd_trace_save (const char *command
, char **argv
, int argc
)
2466 int target_saves
= 0;
2467 int generate_ctf
= 0;
2474 TARGET_SAVE_OPT
, CTF_OPT
2476 static const struct mi_opt opts
[] =
2478 {"r", TARGET_SAVE_OPT
, 0},
2479 {"ctf", CTF_OPT
, 0},
2485 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2490 switch ((enum opt
) opt
)
2492 case TARGET_SAVE_OPT
:
2501 if (argc
- oind
!= 1)
2502 error (_("Exactly one argument required "
2503 "(file in which to save trace data)"));
2505 filename
= argv
[oind
];
2508 trace_save_ctf (filename
, target_saves
);
2510 trace_save_tfile (filename
, target_saves
);
2514 mi_cmd_trace_start (const char *command
, char **argv
, int argc
)
2516 start_tracing (NULL
);
2520 mi_cmd_trace_status (const char *command
, char **argv
, int argc
)
2522 trace_status_mi (0);
2526 mi_cmd_trace_stop (const char *command
, char **argv
, int argc
)
2528 stop_tracing (NULL
);
2529 trace_status_mi (1);
2532 /* Implement the "-ada-task-info" command. */
2535 mi_cmd_ada_task_info (const char *command
, char **argv
, int argc
)
2537 if (argc
!= 0 && argc
!= 1)
2538 error (_("Invalid MI command"));
2540 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2543 /* Print EXPRESSION according to VALUES. */
2546 print_variable_or_computed (const char *expression
, enum print_values values
)
2550 struct ui_out
*uiout
= current_uiout
;
2554 expression_up expr
= parse_expression (expression
);
2556 if (values
== PRINT_SIMPLE_VALUES
)
2557 val
= evaluate_type (expr
.get ());
2559 val
= evaluate_expression (expr
.get ());
2561 gdb::optional
<ui_out_emit_tuple
> tuple_emitter
;
2562 if (values
!= PRINT_NO_VALUES
)
2563 tuple_emitter
.emplace (uiout
, nullptr);
2564 uiout
->field_string ("name", expression
);
2568 case PRINT_SIMPLE_VALUES
:
2569 type
= check_typedef (value_type (val
));
2570 type_print (value_type (val
), "", &stb
, -1);
2571 uiout
->field_stream ("type", stb
);
2572 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2573 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2574 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2576 struct value_print_options opts
;
2578 get_no_prettyformat_print_options (&opts
);
2580 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2581 uiout
->field_stream ("value", stb
);
2584 case PRINT_ALL_VALUES
:
2586 struct value_print_options opts
;
2588 get_no_prettyformat_print_options (&opts
);
2590 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2591 uiout
->field_stream ("value", stb
);
2597 /* Implement the "-trace-frame-collected" command. */
2600 mi_cmd_trace_frame_collected (const char *command
, char **argv
, int argc
)
2602 struct bp_location
*tloc
;
2604 struct collection_list
*clist
;
2605 struct collection_list tracepoint_list
, stepping_list
;
2606 struct traceframe_info
*tinfo
;
2608 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2609 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2610 int registers_format
= 'x';
2611 int memory_contents
= 0;
2612 struct ui_out
*uiout
= current_uiout
;
2620 static const struct mi_opt opts
[] =
2622 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2623 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2624 {"-registers-format", REGISTERS_FORMAT
, 1},
2625 {"-memory-contents", MEMORY_CONTENTS
, 0},
2632 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2636 switch ((enum opt
) opt
)
2638 case VAR_PRINT_VALUES
:
2639 var_print_values
= mi_parse_print_values (oarg
);
2641 case COMP_PRINT_VALUES
:
2642 comp_print_values
= mi_parse_print_values (oarg
);
2644 case REGISTERS_FORMAT
:
2645 registers_format
= oarg
[0];
2646 case MEMORY_CONTENTS
:
2647 memory_contents
= 1;
2653 error (_("Usage: -trace-frame-collected "
2654 "[--var-print-values PRINT_VALUES] "
2655 "[--comp-print-values PRINT_VALUES] "
2656 "[--registers-format FORMAT]"
2657 "[--memory-contents]"));
2659 /* This throws an error is not inspecting a trace frame. */
2660 tloc
= get_traceframe_location (&stepping_frame
);
2662 /* This command only makes sense for the current frame, not the
2664 scoped_restore_current_thread restore_thread
;
2665 select_frame (get_current_frame ());
2667 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2670 clist
= &stepping_list
;
2672 clist
= &tracepoint_list
;
2674 tinfo
= get_traceframe_info ();
2676 /* Explicitly wholly collected variables. */
2680 ui_out_emit_list
list_emitter (uiout
, "explicit-variables");
2681 const std::vector
<std::string
> &wholly_collected
2682 = clist
->wholly_collected ();
2683 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2685 const std::string
&str
= wholly_collected
[i
];
2686 print_variable_or_computed (str
.c_str (), var_print_values
);
2690 /* Computed expressions. */
2695 ui_out_emit_list
list_emitter (uiout
, "computed-expressions");
2697 const std::vector
<std::string
> &computed
= clist
->computed ();
2698 for (size_t i
= 0; i
< computed
.size (); i
++)
2700 const std::string
&str
= computed
[i
];
2701 print_variable_or_computed (str
.c_str (), comp_print_values
);
2705 /* Registers. Given pseudo-registers, and that some architectures
2706 (like MIPS) actually hide the raw registers, we don't go through
2707 the trace frame info, but instead consult the register cache for
2708 register availability. */
2710 struct frame_info
*frame
;
2711 struct gdbarch
*gdbarch
;
2715 ui_out_emit_list
list_emitter (uiout
, "registers");
2717 frame
= get_selected_frame (NULL
);
2718 gdbarch
= get_frame_arch (frame
);
2719 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2721 for (regnum
= 0; regnum
< numregs
; regnum
++)
2723 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2724 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2727 output_register (frame
, regnum
, registers_format
, 1);
2731 /* Trace state variables. */
2736 ui_out_emit_list
list_emitter (uiout
, "tvars");
2738 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2740 struct trace_state_variable
*tsv
;
2742 tsv
= find_trace_state_variable_by_number (tvar
);
2744 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2748 uiout
->field_fmt ("name", "$%s", tsv
->name
);
2750 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2752 uiout
->field_int ("current", tsv
->value
);
2756 uiout
->field_skip ("name");
2757 uiout
->field_skip ("current");
2764 struct cleanup
*cleanups
;
2765 VEC(mem_range_s
) *available_memory
= NULL
;
2766 struct mem_range
*r
;
2769 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2770 cleanups
= make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2772 ui_out_emit_list
list_emitter (uiout
, "memory");
2774 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
2776 struct gdbarch
*gdbarch
= target_gdbarch ();
2778 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2780 uiout
->field_core_addr ("address", gdbarch
, r
->start
);
2781 uiout
->field_int ("length", r
->length
);
2783 gdb::byte_vector
data (r
->length
);
2785 if (memory_contents
)
2787 if (target_read_memory (r
->start
, data
.data (), r
->length
) == 0)
2789 std::string data_str
= bin2hex (data
.data (), r
->length
);
2790 uiout
->field_string ("contents", data_str
.c_str ());
2793 uiout
->field_skip ("contents");
2797 do_cleanups (cleanups
);
2802 _initialize_mi_main (void)
2804 struct cmd_list_element
*c
;
2806 add_setshow_boolean_cmd ("mi-async", class_run
,
2808 Set whether MI asynchronous mode is enabled."), _("\
2809 Show whether MI asynchronous mode is enabled."), _("\
2810 Tells GDB whether MI should be in asynchronous mode."),
2811 set_mi_async_command
,
2812 show_mi_async_command
,
2816 /* Alias old "target-async" to "mi-async". */
2817 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
2818 deprecate_cmd (c
, "set mi-async");
2819 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
2820 deprecate_cmd (c
, "show mi-async");