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
;
1509 struct cleanup
*cleanups
;
1512 memory_read_result_s
*read_result
;
1514 VEC(memory_read_result_s
) *result
;
1516 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1523 static const struct mi_opt opts
[] =
1525 {"o", OFFSET_OPT
, 1},
1531 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1535 switch ((enum opt
) opt
)
1538 offset
= atol (oarg
);
1546 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1548 addr
= parse_and_eval_address (argv
[0]) + offset
;
1549 length
= atol (argv
[1]);
1551 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1553 cleanups
= make_cleanup (free_memory_read_result_vector
, &result
);
1555 if (VEC_length (memory_read_result_s
, result
) == 0)
1556 error (_("Unable to read memory."));
1558 ui_out_emit_list
list_emitter (uiout
, "memory");
1560 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1563 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1568 uiout
->field_core_addr ("begin", gdbarch
, read_result
->begin
);
1569 uiout
->field_core_addr ("offset", gdbarch
, read_result
->begin
- addr
);
1570 uiout
->field_core_addr ("end", gdbarch
, read_result
->end
);
1572 alloc_len
= (read_result
->end
- read_result
->begin
) * 2 * unit_size
+ 1;
1573 data
= (char *) xmalloc (alloc_len
);
1575 for (i
= 0, p
= data
;
1576 i
< ((read_result
->end
- read_result
->begin
) * unit_size
);
1579 sprintf (p
, "%02x", read_result
->data
[i
]);
1581 uiout
->field_string ("contents", data
);
1584 do_cleanups (cleanups
);
1587 /* Implementation of the -data-write_memory command.
1589 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1590 offset from the beginning of the memory grid row where the cell to
1592 ADDR: start address of the row in the memory grid where the memory
1593 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1594 the location to write to.
1595 FORMAT: a char indicating format for the ``word''. See
1597 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1598 VALUE: value to be written into the memory address.
1600 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1605 mi_cmd_data_write_memory (const char *command
, char **argv
, int argc
)
1607 struct gdbarch
*gdbarch
= get_current_arch ();
1608 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1611 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1612 enough when using a compiler other than GCC. */
1621 static const struct mi_opt opts
[] =
1623 {"o", OFFSET_OPT
, 1},
1629 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1634 switch ((enum opt
) opt
)
1637 offset
= atol (oarg
);
1645 error (_("-data-write-memory: Usage: "
1646 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1648 /* Extract all the arguments. */
1649 /* Start address of the memory dump. */
1650 addr
= parse_and_eval_address (argv
[0]);
1651 /* The size of the memory word. */
1652 word_size
= atol (argv
[2]);
1654 /* Calculate the real address of the write destination. */
1655 addr
+= (offset
* word_size
);
1657 /* Get the value as a number. */
1658 value
= parse_and_eval_address (argv
[3]);
1659 /* Get the value into an array. */
1660 gdb::byte_vector
buffer (word_size
);
1661 store_signed_integer (buffer
.data (), word_size
, byte_order
, value
);
1662 /* Write it down to memory. */
1663 write_memory_with_notification (addr
, buffer
.data (), word_size
);
1666 /* Implementation of the -data-write-memory-bytes command.
1669 DATA: string of bytes to write at that address
1670 COUNT: number of bytes to be filled (decimal integer). */
1673 mi_cmd_data_write_memory_bytes (const char *command
, char **argv
, int argc
)
1677 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1678 long int count_units
;
1681 if (argc
!= 2 && argc
!= 3)
1682 error (_("Usage: ADDR DATA [COUNT]."));
1684 addr
= parse_and_eval_address (argv
[0]);
1686 len_hex
= strlen (cdata
);
1687 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1689 if (len_hex
% (unit_size
* 2) != 0)
1690 error (_("Hex-encoded '%s' must represent an integral number of "
1691 "addressable memory units."),
1694 len_bytes
= len_hex
/ 2;
1695 len_units
= len_bytes
/ unit_size
;
1698 count_units
= strtoul (argv
[2], NULL
, 10);
1700 count_units
= len_units
;
1702 gdb::byte_vector
databuf (len_bytes
);
1704 for (i
= 0; i
< len_bytes
; ++i
)
1707 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1708 error (_("Invalid argument"));
1709 databuf
[i
] = (gdb_byte
) x
;
1712 gdb::byte_vector data
;
1713 if (len_units
< count_units
)
1715 /* Pattern is made of less units than count:
1716 repeat pattern to fill memory. */
1717 data
= gdb::byte_vector (count_units
* unit_size
);
1719 /* Number of times the pattern is entirely repeated. */
1720 steps
= count_units
/ len_units
;
1721 /* Number of remaining addressable memory units. */
1722 remaining_units
= count_units
% len_units
;
1723 for (i
= 0; i
< steps
; i
++)
1724 memcpy (&data
[i
* len_bytes
], &databuf
[0], len_bytes
);
1726 if (remaining_units
> 0)
1727 memcpy (&data
[steps
* len_bytes
], &databuf
[0],
1728 remaining_units
* unit_size
);
1732 /* Pattern is longer than or equal to count:
1733 just copy count addressable memory units. */
1734 data
= std::move (databuf
);
1737 write_memory_with_notification (addr
, data
.data (), count_units
);
1741 mi_cmd_enable_timings (const char *command
, char **argv
, int argc
)
1747 if (strcmp (argv
[0], "yes") == 0)
1749 else if (strcmp (argv
[0], "no") == 0)
1760 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1764 mi_cmd_list_features (const char *command
, char **argv
, int argc
)
1768 struct ui_out
*uiout
= current_uiout
;
1770 ui_out_emit_list
list_emitter (uiout
, "features");
1771 uiout
->field_string (NULL
, "frozen-varobjs");
1772 uiout
->field_string (NULL
, "pending-breakpoints");
1773 uiout
->field_string (NULL
, "thread-info");
1774 uiout
->field_string (NULL
, "data-read-memory-bytes");
1775 uiout
->field_string (NULL
, "breakpoint-notifications");
1776 uiout
->field_string (NULL
, "ada-task-info");
1777 uiout
->field_string (NULL
, "language-option");
1778 uiout
->field_string (NULL
, "info-gdb-mi-command");
1779 uiout
->field_string (NULL
, "undefined-command-error-code");
1780 uiout
->field_string (NULL
, "exec-run-start-option");
1782 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1783 uiout
->field_string (NULL
, "python");
1788 error (_("-list-features should be passed no arguments"));
1792 mi_cmd_list_target_features (const char *command
, char **argv
, int argc
)
1796 struct ui_out
*uiout
= current_uiout
;
1798 ui_out_emit_list
list_emitter (uiout
, "features");
1800 uiout
->field_string (NULL
, "async");
1801 if (target_can_execute_reverse
)
1802 uiout
->field_string (NULL
, "reverse");
1806 error (_("-list-target-features should be passed no arguments"));
1810 mi_cmd_add_inferior (const char *command
, char **argv
, int argc
)
1812 struct inferior
*inf
;
1815 error (_("-add-inferior should be passed no arguments"));
1817 inf
= add_inferior_with_spaces ();
1819 current_uiout
->field_fmt ("inferior", "i%d", inf
->num
);
1822 /* Callback used to find the first inferior other than the current
1826 get_other_inferior (struct inferior
*inf
, void *arg
)
1828 if (inf
== current_inferior ())
1835 mi_cmd_remove_inferior (const char *command
, char **argv
, int argc
)
1838 struct inferior
*inf
;
1841 error (_("-remove-inferior should be passed a single argument"));
1843 if (sscanf (argv
[0], "i%d", &id
) != 1)
1844 error (_("the thread group id is syntactically invalid"));
1846 inf
= find_inferior_id (id
);
1848 error (_("the specified thread group does not exist"));
1851 error (_("cannot remove an active inferior"));
1853 if (inf
== current_inferior ())
1855 struct thread_info
*tp
= 0;
1856 struct inferior
*new_inferior
1857 = iterate_over_inferiors (get_other_inferior
, NULL
);
1859 if (new_inferior
== NULL
)
1860 error (_("Cannot remove last inferior"));
1862 set_current_inferior (new_inferior
);
1863 if (new_inferior
->pid
!= 0)
1864 tp
= any_thread_of_process (new_inferior
->pid
);
1865 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1866 set_current_program_space (new_inferior
->pspace
);
1869 delete_inferior (inf
);
1874 /* Execute a command within a safe environment.
1875 Return <0 for error; >=0 for ok.
1877 args->action will tell mi_execute_command what action
1878 to perform after the given command has executed (display/suppress
1879 prompt, display error). */
1882 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1884 struct mi_interp
*mi
= (struct mi_interp
*) command_interp ();
1887 current_command_ts
= context
->cmd_start
;
1889 scoped_restore save_token
= make_scoped_restore (¤t_token
,
1892 running_result_record_printed
= 0;
1894 switch (context
->op
)
1897 /* A MI command was read from the input stream. */
1899 /* FIXME: gdb_???? */
1900 fprintf_unfiltered (mi
->raw_stdout
,
1901 " token=`%s' command=`%s' args=`%s'\n",
1902 context
->token
, context
->command
, context
->args
);
1904 mi_cmd_execute (context
);
1906 /* Print the result if there were no errors.
1908 Remember that on the way out of executing a command, you have
1909 to directly use the mi_interp's uiout, since the command
1910 could have reset the interpreter, in which case the current
1911 uiout will most likely crash in the mi_out_* routines. */
1912 if (!running_result_record_printed
)
1914 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1915 /* There's no particularly good reason why target-connect results
1916 in not ^done. Should kill ^connected for MI3. */
1917 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
1918 ? "^connected" : "^done", mi
->raw_stdout
);
1919 mi_out_put (uiout
, mi
->raw_stdout
);
1920 mi_out_rewind (uiout
);
1921 mi_print_timing_maybe (mi
->raw_stdout
);
1922 fputs_unfiltered ("\n", mi
->raw_stdout
);
1925 /* The command does not want anything to be printed. In that
1926 case, the command probably should not have written anything
1927 to uiout, but in case it has written something, discard it. */
1928 mi_out_rewind (uiout
);
1935 /* A CLI command was read from the input stream. */
1936 /* This "feature" will be removed as soon as we have a
1937 complete set of mi commands. */
1938 /* Echo the command on the console. */
1939 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1940 /* Call the "console" interpreter. */
1941 argv
[0] = (char *) INTERP_CONSOLE
;
1942 argv
[1] = context
->command
;
1943 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
1945 /* If we changed interpreters, DON'T print out anything. */
1946 if (current_interp_named_p (INTERP_MI
)
1947 || current_interp_named_p (INTERP_MI1
)
1948 || current_interp_named_p (INTERP_MI2
)
1949 || current_interp_named_p (INTERP_MI3
))
1951 if (!running_result_record_printed
)
1953 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1954 fputs_unfiltered ("^done", mi
->raw_stdout
);
1955 mi_out_put (uiout
, mi
->raw_stdout
);
1956 mi_out_rewind (uiout
);
1957 mi_print_timing_maybe (mi
->raw_stdout
);
1958 fputs_unfiltered ("\n", mi
->raw_stdout
);
1961 mi_out_rewind (uiout
);
1968 /* Print a gdb exception to the MI output stream. */
1971 mi_print_exception (const char *token
, struct gdb_exception exception
)
1973 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
1975 fputs_unfiltered (token
, mi
->raw_stdout
);
1976 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
1977 if (exception
.message
== NULL
)
1978 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
1980 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
1981 fputs_unfiltered ("\"", mi
->raw_stdout
);
1983 switch (exception
.error
)
1985 case UNDEFINED_COMMAND_ERROR
:
1986 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
1990 fputs_unfiltered ("\n", mi
->raw_stdout
);
1993 /* Determine whether the parsed command already notifies the
1994 user_selected_context_changed observer. */
1997 command_notifies_uscc_observer (struct mi_parse
*command
)
1999 if (command
->op
== CLI_COMMAND
)
2001 /* CLI commands "thread" and "inferior" already send it. */
2002 return (strncmp (command
->command
, "thread ", 7) == 0
2003 || strncmp (command
->command
, "inferior ", 9) == 0);
2005 else /* MI_COMMAND */
2007 if (strcmp (command
->command
, "interpreter-exec") == 0
2008 && command
->argc
> 1)
2010 /* "thread" and "inferior" again, but through -interpreter-exec. */
2011 return (strncmp (command
->argv
[1], "thread ", 7) == 0
2012 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
2016 /* -thread-select already sends it. */
2017 return strcmp (command
->command
, "thread-select") == 0;
2022 mi_execute_command (const char *cmd
, int from_tty
)
2025 std::unique_ptr
<struct mi_parse
> command
;
2027 /* This is to handle EOF (^D). We just quit gdb. */
2028 /* FIXME: we should call some API function here. */
2030 quit_force (NULL
, from_tty
);
2032 target_log_command (cmd
);
2036 command
= mi_parse (cmd
, &token
);
2038 CATCH (exception
, RETURN_MASK_ALL
)
2040 mi_print_exception (token
, exception
);
2045 if (command
!= NULL
)
2047 ptid_t previous_ptid
= inferior_ptid
;
2049 gdb::optional
<scoped_restore_tmpl
<int>> restore_suppress
;
2051 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
2052 restore_suppress
.emplace (command
->cmd
->suppress_notification
, 1);
2054 command
->token
= token
;
2058 command
->cmd_start
= new mi_timestamp ();
2059 timestamp (command
->cmd_start
);
2064 captured_mi_execute_command (current_uiout
, command
.get ());
2066 CATCH (result
, RETURN_MASK_ALL
)
2068 /* Like in start_event_loop, enable input and force display
2069 of the prompt. Otherwise, any command that calls
2070 async_disable_stdin, and then throws, will leave input
2072 async_enable_stdin ();
2073 current_ui
->prompt_state
= PROMPT_NEEDED
;
2075 /* The command execution failed and error() was called
2077 mi_print_exception (command
->token
, result
);
2078 mi_out_rewind (current_uiout
);
2082 bpstat_do_actions ();
2084 if (/* The notifications are only output when the top-level
2085 interpreter (specified on the command line) is MI. */
2086 interp_ui_out (top_level_interpreter ())->is_mi_like_p ()
2087 /* Don't try report anything if there are no threads --
2088 the program is dead. */
2089 && thread_count () != 0
2090 /* If the command already reports the thread change, no need to do it
2092 && !command_notifies_uscc_observer (command
.get ()))
2094 struct mi_interp
*mi
= (struct mi_interp
*) top_level_interpreter ();
2095 int report_change
= 0;
2097 if (command
->thread
== -1)
2099 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2100 && !ptid_equal (inferior_ptid
, previous_ptid
)
2101 && !ptid_equal (inferior_ptid
, null_ptid
));
2103 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2105 struct thread_info
*ti
= inferior_thread ();
2107 report_change
= (ti
->global_num
!= command
->thread
);
2112 observer_notify_user_selected_context_changed
2113 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2120 mi_cmd_execute (struct mi_parse
*parse
)
2122 struct cleanup
*cleanup
;
2124 cleanup
= prepare_execute_command ();
2126 if (parse
->all
&& parse
->thread_group
!= -1)
2127 error (_("Cannot specify --thread-group together with --all"));
2129 if (parse
->all
&& parse
->thread
!= -1)
2130 error (_("Cannot specify --thread together with --all"));
2132 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2133 error (_("Cannot specify --thread together with --thread-group"));
2135 if (parse
->frame
!= -1 && parse
->thread
== -1)
2136 error (_("Cannot specify --frame without --thread"));
2138 if (parse
->thread_group
!= -1)
2140 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2141 struct thread_info
*tp
= 0;
2144 error (_("Invalid thread group for the --thread-group option"));
2146 set_current_inferior (inf
);
2147 /* This behaviour means that if --thread-group option identifies
2148 an inferior with multiple threads, then a random one will be
2149 picked. This is not a problem -- frontend should always
2150 provide --thread if it wishes to operate on a specific
2153 tp
= any_live_thread_of_process (inf
->pid
);
2154 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2155 set_current_program_space (inf
->pspace
);
2158 if (parse
->thread
!= -1)
2160 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2163 error (_("Invalid thread id: %d"), parse
->thread
);
2165 if (is_exited (tp
->ptid
))
2166 error (_("Thread id: %d has terminated"), parse
->thread
);
2168 switch_to_thread (tp
->ptid
);
2171 if (parse
->frame
!= -1)
2173 struct frame_info
*fid
;
2174 int frame
= parse
->frame
;
2176 fid
= find_relative_frame (get_current_frame (), &frame
);
2178 /* find_relative_frame was successful */
2181 error (_("Invalid frame id: %d"), frame
);
2184 gdb::optional
<scoped_restore_current_language
> lang_saver
;
2185 if (parse
->language
!= language_unknown
)
2187 lang_saver
.emplace ();
2188 set_language (parse
->language
);
2191 current_context
= parse
;
2193 if (parse
->cmd
->argv_func
!= NULL
)
2195 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2197 else if (parse
->cmd
->cli
.cmd
!= 0)
2199 /* FIXME: DELETE THIS. */
2200 /* The operation is still implemented by a cli command. */
2201 /* Must be a synchronous one. */
2202 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2207 /* FIXME: DELETE THIS. */
2210 stb
.puts ("Undefined mi command: ");
2211 stb
.putstr (parse
->command
, '"');
2212 stb
.puts (" (missing implementation)");
2216 do_cleanups (cleanup
);
2219 /* FIXME: This is just a hack so we can get some extra commands going.
2220 We don't want to channel things through the CLI, but call libgdb directly.
2221 Use only for synchronous commands. */
2224 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2228 std::string run
= cmd
;
2231 run
= run
+ " " + args
;
2233 /* FIXME: gdb_???? */
2234 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2236 execute_command (&run
[0], 0 /* from_tty */ );
2241 mi_execute_async_cli_command (const char *cli_command
, char **argv
, int argc
)
2243 std::string run
= cli_command
;
2246 run
= run
+ " " + *argv
;
2250 execute_command (&run
[0], 0 /* from_tty */ );
2254 mi_load_progress (const char *section_name
,
2255 unsigned long sent_so_far
,
2256 unsigned long total_section
,
2257 unsigned long total_sent
,
2258 unsigned long grand_total
)
2260 using namespace std::chrono
;
2261 static steady_clock::time_point last_update
;
2262 static char *previous_sect_name
= NULL
;
2264 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
2266 /* This function is called through deprecated_show_load_progress
2267 which means uiout may not be correct. Fix it for the duration
2268 of this function. */
2270 std::unique_ptr
<ui_out
> uiout
;
2272 if (current_interp_named_p (INTERP_MI
)
2273 || current_interp_named_p (INTERP_MI2
))
2274 uiout
.reset (mi_out_new (2));
2275 else if (current_interp_named_p (INTERP_MI1
))
2276 uiout
.reset (mi_out_new (1));
2277 else if (current_interp_named_p (INTERP_MI3
))
2278 uiout
.reset (mi_out_new (3));
2282 scoped_restore save_uiout
2283 = make_scoped_restore (¤t_uiout
, uiout
.get ());
2285 new_section
= (previous_sect_name
?
2286 strcmp (previous_sect_name
, section_name
) : 1);
2289 xfree (previous_sect_name
);
2290 previous_sect_name
= xstrdup (section_name
);
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-size", total_section
);
2299 uiout
->field_int ("total-size", grand_total
);
2301 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2302 fputs_unfiltered ("\n", mi
->raw_stdout
);
2303 gdb_flush (mi
->raw_stdout
);
2306 steady_clock::time_point time_now
= steady_clock::now ();
2307 if (time_now
- last_update
> milliseconds (500))
2309 last_update
= time_now
;
2311 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2312 fputs_unfiltered ("+download", mi
->raw_stdout
);
2314 ui_out_emit_tuple
tuple_emitter (uiout
.get (), NULL
);
2315 uiout
->field_string ("section", section_name
);
2316 uiout
->field_int ("section-sent", sent_so_far
);
2317 uiout
->field_int ("section-size", total_section
);
2318 uiout
->field_int ("total-sent", total_sent
);
2319 uiout
->field_int ("total-size", grand_total
);
2321 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2322 fputs_unfiltered ("\n", mi
->raw_stdout
);
2323 gdb_flush (mi
->raw_stdout
);
2328 timestamp (struct mi_timestamp
*tv
)
2330 using namespace std::chrono
;
2332 tv
->wallclock
= steady_clock::now ();
2333 run_time_clock::now (tv
->utime
, tv
->stime
);
2337 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2339 struct mi_timestamp now
;
2342 print_diff (file
, start
, &now
);
2346 mi_print_timing_maybe (struct ui_file
*file
)
2348 /* If the command is -enable-timing then do_timings may be true
2349 whilst current_command_ts is not initialized. */
2350 if (do_timings
&& current_command_ts
)
2351 print_diff_now (file
, current_command_ts
);
2355 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2356 struct mi_timestamp
*end
)
2358 using namespace std::chrono
;
2360 duration
<double> wallclock
= end
->wallclock
- start
->wallclock
;
2361 duration
<double> utime
= end
->utime
- start
->utime
;
2362 duration
<double> stime
= end
->stime
- start
->stime
;
2366 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2367 wallclock
.count (), utime
.count (), stime
.count ());
2371 mi_cmd_trace_define_variable (const char *command
, char **argv
, int argc
)
2373 LONGEST initval
= 0;
2374 struct trace_state_variable
*tsv
;
2377 if (argc
!= 1 && argc
!= 2)
2378 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2382 error (_("Name of trace variable should start with '$'"));
2384 validate_trace_state_variable_name (name
);
2386 tsv
= find_trace_state_variable (name
);
2388 tsv
= create_trace_state_variable (name
);
2391 initval
= value_as_long (parse_and_eval (argv
[1]));
2393 tsv
->initial_value
= initval
;
2397 mi_cmd_trace_list_variables (const char *command
, char **argv
, int argc
)
2400 error (_("-trace-list-variables: no arguments allowed"));
2402 tvariables_info_1 ();
2406 mi_cmd_trace_find (const char *command
, char **argv
, int argc
)
2411 error (_("trace selection mode is required"));
2415 if (strcmp (mode
, "none") == 0)
2417 tfind_1 (tfind_number
, -1, 0, 0, 0);
2421 check_trace_running (current_trace_status ());
2423 if (strcmp (mode
, "frame-number") == 0)
2426 error (_("frame number is required"));
2427 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2429 else if (strcmp (mode
, "tracepoint-number") == 0)
2432 error (_("tracepoint number is required"));
2433 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2435 else if (strcmp (mode
, "pc") == 0)
2438 error (_("PC is required"));
2439 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2441 else if (strcmp (mode
, "pc-inside-range") == 0)
2444 error (_("Start and end PC are required"));
2445 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2446 parse_and_eval_address (argv
[2]), 0);
2448 else if (strcmp (mode
, "pc-outside-range") == 0)
2451 error (_("Start and end PC are required"));
2452 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2453 parse_and_eval_address (argv
[2]), 0);
2455 else if (strcmp (mode
, "line") == 0)
2458 error (_("Line is required"));
2460 std::vector
<symtab_and_line
> sals
2461 = decode_line_with_current_source (argv
[1],
2462 DECODE_LINE_FUNFIRSTLINE
);
2463 const symtab_and_line
&sal
= sals
[0];
2465 if (sal
.symtab
== 0)
2466 error (_("Could not find the specified line"));
2468 CORE_ADDR start_pc
, end_pc
;
2469 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2470 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2472 error (_("Could not find the specified line"));
2475 error (_("Invalid mode '%s'"), mode
);
2477 if (has_stack_frames () || get_traceframe_number () >= 0)
2478 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2482 mi_cmd_trace_save (const char *command
, char **argv
, int argc
)
2484 int target_saves
= 0;
2485 int generate_ctf
= 0;
2492 TARGET_SAVE_OPT
, CTF_OPT
2494 static const struct mi_opt opts
[] =
2496 {"r", TARGET_SAVE_OPT
, 0},
2497 {"ctf", CTF_OPT
, 0},
2503 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2508 switch ((enum opt
) opt
)
2510 case TARGET_SAVE_OPT
:
2519 if (argc
- oind
!= 1)
2520 error (_("Exactly one argument required "
2521 "(file in which to save trace data)"));
2523 filename
= argv
[oind
];
2526 trace_save_ctf (filename
, target_saves
);
2528 trace_save_tfile (filename
, target_saves
);
2532 mi_cmd_trace_start (const char *command
, char **argv
, int argc
)
2534 start_tracing (NULL
);
2538 mi_cmd_trace_status (const char *command
, char **argv
, int argc
)
2540 trace_status_mi (0);
2544 mi_cmd_trace_stop (const char *command
, char **argv
, int argc
)
2546 stop_tracing (NULL
);
2547 trace_status_mi (1);
2550 /* Implement the "-ada-task-info" command. */
2553 mi_cmd_ada_task_info (const char *command
, char **argv
, int argc
)
2555 if (argc
!= 0 && argc
!= 1)
2556 error (_("Invalid MI command"));
2558 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2561 /* Print EXPRESSION according to VALUES. */
2564 print_variable_or_computed (const char *expression
, enum print_values values
)
2568 struct ui_out
*uiout
= current_uiout
;
2572 expression_up expr
= parse_expression (expression
);
2574 if (values
== PRINT_SIMPLE_VALUES
)
2575 val
= evaluate_type (expr
.get ());
2577 val
= evaluate_expression (expr
.get ());
2579 gdb::optional
<ui_out_emit_tuple
> tuple_emitter
;
2580 if (values
!= PRINT_NO_VALUES
)
2581 tuple_emitter
.emplace (uiout
, nullptr);
2582 uiout
->field_string ("name", expression
);
2586 case PRINT_SIMPLE_VALUES
:
2587 type
= check_typedef (value_type (val
));
2588 type_print (value_type (val
), "", &stb
, -1);
2589 uiout
->field_stream ("type", stb
);
2590 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2591 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2592 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2594 struct value_print_options opts
;
2596 get_no_prettyformat_print_options (&opts
);
2598 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2599 uiout
->field_stream ("value", stb
);
2602 case PRINT_ALL_VALUES
:
2604 struct value_print_options opts
;
2606 get_no_prettyformat_print_options (&opts
);
2608 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2609 uiout
->field_stream ("value", stb
);
2615 /* Implement the "-trace-frame-collected" command. */
2618 mi_cmd_trace_frame_collected (const char *command
, char **argv
, int argc
)
2620 struct bp_location
*tloc
;
2622 struct collection_list
*clist
;
2623 struct collection_list tracepoint_list
, stepping_list
;
2624 struct traceframe_info
*tinfo
;
2626 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2627 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2628 int registers_format
= 'x';
2629 int memory_contents
= 0;
2630 struct ui_out
*uiout
= current_uiout
;
2638 static const struct mi_opt opts
[] =
2640 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2641 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2642 {"-registers-format", REGISTERS_FORMAT
, 1},
2643 {"-memory-contents", MEMORY_CONTENTS
, 0},
2650 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2654 switch ((enum opt
) opt
)
2656 case VAR_PRINT_VALUES
:
2657 var_print_values
= mi_parse_print_values (oarg
);
2659 case COMP_PRINT_VALUES
:
2660 comp_print_values
= mi_parse_print_values (oarg
);
2662 case REGISTERS_FORMAT
:
2663 registers_format
= oarg
[0];
2664 case MEMORY_CONTENTS
:
2665 memory_contents
= 1;
2671 error (_("Usage: -trace-frame-collected "
2672 "[--var-print-values PRINT_VALUES] "
2673 "[--comp-print-values PRINT_VALUES] "
2674 "[--registers-format FORMAT]"
2675 "[--memory-contents]"));
2677 /* This throws an error is not inspecting a trace frame. */
2678 tloc
= get_traceframe_location (&stepping_frame
);
2680 /* This command only makes sense for the current frame, not the
2682 scoped_restore_current_thread restore_thread
;
2683 select_frame (get_current_frame ());
2685 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2688 clist
= &stepping_list
;
2690 clist
= &tracepoint_list
;
2692 tinfo
= get_traceframe_info ();
2694 /* Explicitly wholly collected variables. */
2698 ui_out_emit_list
list_emitter (uiout
, "explicit-variables");
2699 const std::vector
<std::string
> &wholly_collected
2700 = clist
->wholly_collected ();
2701 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2703 const std::string
&str
= wholly_collected
[i
];
2704 print_variable_or_computed (str
.c_str (), var_print_values
);
2708 /* Computed expressions. */
2713 ui_out_emit_list
list_emitter (uiout
, "computed-expressions");
2715 const std::vector
<std::string
> &computed
= clist
->computed ();
2716 for (size_t i
= 0; i
< computed
.size (); i
++)
2718 const std::string
&str
= computed
[i
];
2719 print_variable_or_computed (str
.c_str (), comp_print_values
);
2723 /* Registers. Given pseudo-registers, and that some architectures
2724 (like MIPS) actually hide the raw registers, we don't go through
2725 the trace frame info, but instead consult the register cache for
2726 register availability. */
2728 struct frame_info
*frame
;
2729 struct gdbarch
*gdbarch
;
2733 ui_out_emit_list
list_emitter (uiout
, "registers");
2735 frame
= get_selected_frame (NULL
);
2736 gdbarch
= get_frame_arch (frame
);
2737 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2739 for (regnum
= 0; regnum
< numregs
; regnum
++)
2741 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2742 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2745 output_register (frame
, regnum
, registers_format
, 1);
2749 /* Trace state variables. */
2751 struct cleanup
*cleanups
;
2755 ui_out_emit_list
list_emitter (uiout
, "tvars");
2757 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2759 struct trace_state_variable
*tsv
;
2761 tsv
= find_trace_state_variable_by_number (tvar
);
2763 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2767 uiout
->field_fmt ("name", "$%s", tsv
->name
);
2769 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2771 uiout
->field_int ("current", tsv
->value
);
2775 uiout
->field_skip ("name");
2776 uiout
->field_skip ("current");
2783 struct cleanup
*cleanups
;
2784 VEC(mem_range_s
) *available_memory
= NULL
;
2785 struct mem_range
*r
;
2788 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2789 cleanups
= make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2791 ui_out_emit_list
list_emitter (uiout
, "memory");
2793 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
2795 struct gdbarch
*gdbarch
= target_gdbarch ();
2797 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2799 uiout
->field_core_addr ("address", gdbarch
, r
->start
);
2800 uiout
->field_int ("length", r
->length
);
2802 gdb::byte_vector
data (r
->length
);
2804 if (memory_contents
)
2806 if (target_read_memory (r
->start
, data
.data (), r
->length
) == 0)
2808 std::string data_str
= bin2hex (data
.data (), r
->length
);
2809 uiout
->field_string ("contents", data_str
.c_str ());
2812 uiout
->field_skip ("contents");
2816 do_cleanups (cleanups
);
2821 _initialize_mi_main (void)
2823 struct cmd_list_element
*c
;
2825 add_setshow_boolean_cmd ("mi-async", class_run
,
2827 Set whether MI asynchronous mode is enabled."), _("\
2828 Show whether MI asynchronous mode is enabled."), _("\
2829 Tells GDB whether MI should be in asynchronous mode."),
2830 set_mi_async_command
,
2831 show_mi_async_command
,
2835 /* Alias old "target-async" to "mi-async". */
2836 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
2837 deprecate_cmd (c
, "set mi-async");
2838 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
2839 deprecate_cmd (c
, "show mi-async");