3 Copyright (C) 2000-2013 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"
27 #include "exceptions.h"
29 #include "gdbthread.h"
32 #include "mi-getopt.h"
33 #include "mi-console.h"
37 #include "event-loop.h"
38 #include "event-top.h"
39 #include "gdbcore.h" /* For write_memory(). */
45 #include "mi-common.h"
50 #include "splay-tree.h"
51 #include "tracepoint.h"
56 #include "python/python-internal.h"
62 #if defined HAVE_SYS_RESOURCE_H
63 #include <sys/resource.h>
77 struct ui_file
*raw_stdout
;
79 /* This is used to pass the current command timestamp down to
80 continuation routines. */
81 static struct mi_timestamp
*current_command_ts
;
83 static int do_timings
= 0;
86 /* Few commands would like to know if options like --thread-group were
87 explicitly specified. This variable keeps the current parsed
88 command including all option, and make it possible. */
89 static struct mi_parse
*current_context
;
91 int running_result_record_printed
= 1;
93 /* Flag indicating that the target has proceeded since the last
94 command was issued. */
97 extern void _initialize_mi_main (void);
98 static void mi_cmd_execute (struct mi_parse
*parse
);
100 static void mi_execute_cli_command (const char *cmd
, int args_p
,
102 static void mi_execute_async_cli_command (char *cli_command
,
103 char **argv
, int argc
);
104 static int register_changed_p (int regnum
, struct regcache
*,
106 static void output_register (struct frame_info
*, int regnum
, int format
,
107 int skip_unavailable
);
109 /* Command implementations. FIXME: Is this libgdb? No. This is the MI
110 layer that calls libgdb. Any operation used in the below should be
113 static void timestamp (struct mi_timestamp
*tv
);
115 static void print_diff_now (struct mi_timestamp
*start
);
116 static void print_diff (struct mi_timestamp
*start
, struct mi_timestamp
*end
);
119 mi_cmd_gdb_exit (char *command
, char **argv
, int argc
)
121 /* We have to print everything right here because we never return. */
123 fputs_unfiltered (current_token
, raw_stdout
);
124 fputs_unfiltered ("^exit\n", raw_stdout
);
125 mi_out_put (current_uiout
, raw_stdout
);
126 gdb_flush (raw_stdout
);
127 /* FIXME: The function called is not yet a formal libgdb function. */
128 quit_force (NULL
, FROM_TTY
);
132 mi_cmd_exec_next (char *command
, char **argv
, int argc
)
134 /* FIXME: Should call a libgdb function, not a cli wrapper. */
135 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
136 mi_execute_async_cli_command ("reverse-next", argv
+ 1, argc
- 1);
138 mi_execute_async_cli_command ("next", argv
, argc
);
142 mi_cmd_exec_next_instruction (char *command
, char **argv
, int argc
)
144 /* FIXME: Should call a libgdb function, not a cli wrapper. */
145 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
146 mi_execute_async_cli_command ("reverse-nexti", argv
+ 1, argc
- 1);
148 mi_execute_async_cli_command ("nexti", argv
, argc
);
152 mi_cmd_exec_step (char *command
, char **argv
, int argc
)
154 /* FIXME: Should call a libgdb function, not a cli wrapper. */
155 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
156 mi_execute_async_cli_command ("reverse-step", argv
+ 1, argc
- 1);
158 mi_execute_async_cli_command ("step", argv
, argc
);
162 mi_cmd_exec_step_instruction (char *command
, char **argv
, int argc
)
164 /* FIXME: Should call a libgdb function, not a cli wrapper. */
165 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
166 mi_execute_async_cli_command ("reverse-stepi", argv
+ 1, argc
- 1);
168 mi_execute_async_cli_command ("stepi", argv
, argc
);
172 mi_cmd_exec_finish (char *command
, char **argv
, int argc
)
174 /* FIXME: Should call a libgdb function, not a cli wrapper. */
175 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
176 mi_execute_async_cli_command ("reverse-finish", argv
+ 1, argc
- 1);
178 mi_execute_async_cli_command ("finish", argv
, argc
);
182 mi_cmd_exec_return (char *command
, char **argv
, int argc
)
184 /* This command doesn't really execute the target, it just pops the
185 specified number of frames. */
187 /* Call return_command with from_tty argument equal to 0 so as to
188 avoid being queried. */
189 return_command (*argv
, 0);
191 /* Call return_command with from_tty argument equal to 0 so as to
192 avoid being queried. */
193 return_command (NULL
, 0);
195 /* Because we have called return_command with from_tty = 0, we need
196 to print the frame here. */
197 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
201 mi_cmd_exec_jump (char *args
, char **argv
, int argc
)
203 /* FIXME: Should call a libgdb function, not a cli wrapper. */
204 mi_execute_async_cli_command ("jump", argv
, argc
);
208 proceed_thread (struct thread_info
*thread
, int pid
)
210 if (!is_stopped (thread
->ptid
))
213 if (pid
!= 0 && ptid_get_pid (thread
->ptid
) != pid
)
216 switch_to_thread (thread
->ptid
);
217 clear_proceed_status ();
218 proceed ((CORE_ADDR
) -1, GDB_SIGNAL_DEFAULT
, 0);
222 proceed_thread_callback (struct thread_info
*thread
, void *arg
)
224 int pid
= *(int *)arg
;
226 proceed_thread (thread
, pid
);
231 exec_continue (char **argv
, int argc
)
235 /* In non-stop mode, 'resume' always resumes a single thread.
236 Therefore, to resume all threads of the current inferior, or
237 all threads in all inferiors, we need to iterate over
240 See comment on infcmd.c:proceed_thread_callback for rationale. */
241 if (current_context
->all
|| current_context
->thread_group
!= -1)
244 struct cleanup
*back_to
= make_cleanup_restore_current_thread ();
246 if (!current_context
->all
)
249 = find_inferior_id (current_context
->thread_group
);
253 iterate_over_threads (proceed_thread_callback
, &pid
);
254 do_cleanups (back_to
);
263 struct cleanup
*back_to
= make_cleanup_restore_integer (&sched_multi
);
265 if (current_context
->all
)
272 /* In all-stop mode, -exec-continue traditionally resumed
273 either all threads, or one thread, depending on the
274 'scheduler-locking' variable. Let's continue to do the
278 do_cleanups (back_to
);
283 exec_direction_forward (void *notused
)
285 execution_direction
= EXEC_FORWARD
;
289 exec_reverse_continue (char **argv
, int argc
)
291 enum exec_direction_kind dir
= execution_direction
;
292 struct cleanup
*old_chain
;
294 if (dir
== EXEC_REVERSE
)
295 error (_("Already in reverse mode."));
297 if (!target_can_execute_reverse
)
298 error (_("Target %s does not support this command."), target_shortname
);
300 old_chain
= make_cleanup (exec_direction_forward
, NULL
);
301 execution_direction
= EXEC_REVERSE
;
302 exec_continue (argv
, argc
);
303 do_cleanups (old_chain
);
307 mi_cmd_exec_continue (char *command
, char **argv
, int argc
)
309 if (argc
> 0 && strcmp (argv
[0], "--reverse") == 0)
310 exec_reverse_continue (argv
+ 1, argc
- 1);
312 exec_continue (argv
, argc
);
316 interrupt_thread_callback (struct thread_info
*thread
, void *arg
)
318 int pid
= *(int *)arg
;
320 if (!is_running (thread
->ptid
))
323 if (ptid_get_pid (thread
->ptid
) != pid
)
326 target_stop (thread
->ptid
);
330 /* Interrupt the execution of the target. Note how we must play
331 around with the token variables, in order to display the current
332 token in the result of the interrupt command, and the previous
333 execution token when the target finally stops. See comments in
337 mi_cmd_exec_interrupt (char *command
, char **argv
, int argc
)
339 /* In all-stop mode, everything stops, so we don't need to try
340 anything specific. */
343 interrupt_target_1 (0);
347 if (current_context
->all
)
349 /* This will interrupt all threads in all inferiors. */
350 interrupt_target_1 (1);
352 else if (current_context
->thread_group
!= -1)
354 struct inferior
*inf
= find_inferior_id (current_context
->thread_group
);
356 iterate_over_threads (interrupt_thread_callback
, &inf
->pid
);
360 /* Interrupt just the current thread -- either explicitly
361 specified via --thread or whatever was current before
362 MI command was sent. */
363 interrupt_target_1 (0);
367 /* Callback for iterate_over_inferiors which starts the execution
368 of the given inferior.
370 ARG is a pointer to an integer whose value, if non-zero, indicates
371 that the program should be stopped when reaching the main subprogram
372 (similar to what the CLI "start" command does). */
375 run_one_inferior (struct inferior
*inf
, void *arg
)
377 int start_p
= *(int *) arg
;
378 const char *run_cmd
= start_p
? "start" : "run";
382 if (inf
->pid
!= ptid_get_pid (inferior_ptid
))
384 struct thread_info
*tp
;
386 tp
= any_thread_of_process (inf
->pid
);
388 error (_("Inferior has no threads."));
390 switch_to_thread (tp
->ptid
);
395 set_current_inferior (inf
);
396 switch_to_thread (null_ptid
);
397 set_current_program_space (inf
->pspace
);
399 mi_execute_cli_command (run_cmd
, target_can_async_p (),
400 target_can_async_p () ? "&" : NULL
);
405 mi_cmd_exec_run (char *command
, char **argv
, int argc
)
410 /* Parse the command options. */
415 static const struct mi_opt opts
[] =
417 {"-start", START_OPT
, 0},
426 int opt
= mi_getopt ("-exec-run", argc
, argv
, opts
, &oind
, &oarg
);
430 switch ((enum opt
) opt
)
438 /* This command does not accept any argument. Make sure the user
439 did not provide any. */
441 error (_("Invalid argument: %s"), argv
[oind
]);
443 if (current_context
->all
)
445 struct cleanup
*back_to
= save_current_space_and_thread ();
447 iterate_over_inferiors (run_one_inferior
, &start_p
);
448 do_cleanups (back_to
);
452 const char *run_cmd
= start_p
? "start" : "run";
454 mi_execute_cli_command (run_cmd
, target_can_async_p (),
455 target_can_async_p () ? "&" : NULL
);
461 find_thread_of_process (struct thread_info
*ti
, void *p
)
465 if (ptid_get_pid (ti
->ptid
) == pid
&& !is_exited (ti
->ptid
))
472 mi_cmd_target_detach (char *command
, char **argv
, int argc
)
474 if (argc
!= 0 && argc
!= 1)
475 error (_("Usage: -target-detach [pid | thread-group]"));
479 struct thread_info
*tp
;
483 /* First see if we are dealing with a thread-group id. */
486 struct inferior
*inf
;
487 int id
= strtoul (argv
[0] + 1, &end
, 0);
490 error (_("Invalid syntax of thread-group id '%s'"), argv
[0]);
492 inf
= find_inferior_id (id
);
494 error (_("Non-existent thread-group id '%d'"), id
);
500 /* We must be dealing with a pid. */
501 pid
= strtol (argv
[0], &end
, 10);
504 error (_("Invalid identifier '%s'"), argv
[0]);
507 /* Pick any thread in the desired process. Current
508 target_detach detaches from the parent of inferior_ptid. */
509 tp
= iterate_over_threads (find_thread_of_process
, &pid
);
511 error (_("Thread group is empty"));
513 switch_to_thread (tp
->ptid
);
516 detach_command (NULL
, 0);
520 mi_cmd_thread_select (char *command
, char **argv
, int argc
)
523 char *mi_error_message
;
526 error (_("-thread-select: USAGE: threadnum."));
528 rc
= gdb_thread_select (current_uiout
, argv
[0], &mi_error_message
);
530 if (rc
== GDB_RC_FAIL
)
532 make_cleanup (xfree
, mi_error_message
);
533 error ("%s", mi_error_message
);
538 mi_cmd_thread_list_ids (char *command
, char **argv
, int argc
)
541 char *mi_error_message
;
544 error (_("-thread-list-ids: No arguments required."));
546 rc
= gdb_list_thread_ids (current_uiout
, &mi_error_message
);
548 if (rc
== GDB_RC_FAIL
)
550 make_cleanup (xfree
, mi_error_message
);
551 error ("%s", mi_error_message
);
556 mi_cmd_thread_info (char *command
, char **argv
, int argc
)
558 if (argc
!= 0 && argc
!= 1)
559 error (_("Invalid MI command"));
561 print_thread_info (current_uiout
, argv
[0], -1);
564 struct collect_cores_data
572 collect_cores (struct thread_info
*ti
, void *xdata
)
574 struct collect_cores_data
*data
= xdata
;
576 if (ptid_get_pid (ti
->ptid
) == data
->pid
)
578 int core
= target_core_of_thread (ti
->ptid
);
581 VEC_safe_push (int, data
->cores
, core
);
588 unique (int *b
, int *e
)
598 struct print_one_inferior_data
601 VEC (int) *inferiors
;
605 print_one_inferior (struct inferior
*inferior
, void *xdata
)
607 struct print_one_inferior_data
*top_data
= xdata
;
608 struct ui_out
*uiout
= current_uiout
;
610 if (VEC_empty (int, top_data
->inferiors
)
611 || bsearch (&(inferior
->pid
), VEC_address (int, top_data
->inferiors
),
612 VEC_length (int, top_data
->inferiors
), sizeof (int),
613 compare_positive_ints
))
615 struct collect_cores_data data
;
616 struct cleanup
*back_to
617 = make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
619 ui_out_field_fmt (uiout
, "id", "i%d", inferior
->num
);
620 ui_out_field_string (uiout
, "type", "process");
621 if (inferior
->pid
!= 0)
622 ui_out_field_int (uiout
, "pid", inferior
->pid
);
624 if (inferior
->pspace
->pspace_exec_filename
!= NULL
)
626 ui_out_field_string (uiout
, "executable",
627 inferior
->pspace
->pspace_exec_filename
);
631 if (inferior
->pid
!= 0)
633 data
.pid
= inferior
->pid
;
634 iterate_over_threads (collect_cores
, &data
);
637 if (!VEC_empty (int, data
.cores
))
640 struct cleanup
*back_to_2
=
641 make_cleanup_ui_out_list_begin_end (uiout
, "cores");
643 qsort (VEC_address (int, data
.cores
),
644 VEC_length (int, data
.cores
), sizeof (int),
645 compare_positive_ints
);
647 b
= VEC_address (int, data
.cores
);
648 e
= b
+ VEC_length (int, data
.cores
);
652 ui_out_field_int (uiout
, NULL
, *b
);
654 do_cleanups (back_to_2
);
657 if (top_data
->recurse
)
658 print_thread_info (uiout
, NULL
, inferior
->pid
);
660 do_cleanups (back_to
);
666 /* Output a field named 'cores' with a list as the value. The
667 elements of the list are obtained by splitting 'cores' on
671 output_cores (struct ui_out
*uiout
, const char *field_name
, const char *xcores
)
673 struct cleanup
*back_to
= make_cleanup_ui_out_list_begin_end (uiout
,
675 char *cores
= xstrdup (xcores
);
678 make_cleanup (xfree
, cores
);
680 for (p
= strtok (p
, ","); p
; p
= strtok (NULL
, ","))
681 ui_out_field_string (uiout
, NULL
, p
);
683 do_cleanups (back_to
);
687 free_vector_of_ints (void *xvector
)
689 VEC (int) **vector
= xvector
;
691 VEC_free (int, *vector
);
695 do_nothing (splay_tree_key k
)
700 free_vector_of_osdata_items (splay_tree_value xvalue
)
702 VEC (osdata_item_s
) *value
= (VEC (osdata_item_s
) *) xvalue
;
704 /* We don't free the items itself, it will be done separately. */
705 VEC_free (osdata_item_s
, value
);
709 splay_tree_int_comparator (splay_tree_key xa
, splay_tree_key xb
)
718 free_splay_tree (void *xt
)
721 splay_tree_delete (t
);
725 list_available_thread_groups (VEC (int) *ids
, int recurse
)
728 struct osdata_item
*item
;
730 struct ui_out
*uiout
= current_uiout
;
731 struct cleanup
*cleanup
;
733 /* This keeps a map from integer (pid) to VEC (struct osdata_item *)*
734 The vector contains information about all threads for the given pid.
735 This is assigned an initial value to avoid "may be used uninitialized"
737 splay_tree tree
= NULL
;
739 /* get_osdata will throw if it cannot return data. */
740 data
= get_osdata ("processes");
741 cleanup
= make_cleanup_osdata_free (data
);
745 struct osdata
*threads
= get_osdata ("threads");
747 make_cleanup_osdata_free (threads
);
748 tree
= splay_tree_new (splay_tree_int_comparator
,
750 free_vector_of_osdata_items
);
751 make_cleanup (free_splay_tree
, tree
);
754 VEC_iterate (osdata_item_s
, threads
->items
,
758 const char *pid
= get_osdata_column (item
, "pid");
759 int pid_i
= strtoul (pid
, NULL
, 0);
760 VEC (osdata_item_s
) *vec
= 0;
762 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
765 VEC_safe_push (osdata_item_s
, vec
, item
);
766 splay_tree_insert (tree
, pid_i
, (splay_tree_value
)vec
);
770 vec
= (VEC (osdata_item_s
) *) n
->value
;
771 VEC_safe_push (osdata_item_s
, vec
, item
);
772 n
->value
= (splay_tree_value
) vec
;
777 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
780 VEC_iterate (osdata_item_s
, data
->items
,
784 struct cleanup
*back_to
;
786 const char *pid
= get_osdata_column (item
, "pid");
787 const char *cmd
= get_osdata_column (item
, "command");
788 const char *user
= get_osdata_column (item
, "user");
789 const char *cores
= get_osdata_column (item
, "cores");
791 int pid_i
= strtoul (pid
, NULL
, 0);
793 /* At present, the target will return all available processes
794 and if information about specific ones was required, we filter
795 undesired processes here. */
796 if (ids
&& bsearch (&pid_i
, VEC_address (int, ids
),
797 VEC_length (int, ids
),
798 sizeof (int), compare_positive_ints
) == NULL
)
802 back_to
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
804 ui_out_field_fmt (uiout
, "id", "%s", pid
);
805 ui_out_field_string (uiout
, "type", "process");
807 ui_out_field_string (uiout
, "description", cmd
);
809 ui_out_field_string (uiout
, "user", user
);
811 output_cores (uiout
, "cores", cores
);
815 splay_tree_node n
= splay_tree_lookup (tree
, pid_i
);
818 VEC (osdata_item_s
) *children
= (VEC (osdata_item_s
) *) n
->value
;
819 struct osdata_item
*child
;
822 make_cleanup_ui_out_list_begin_end (uiout
, "threads");
825 VEC_iterate (osdata_item_s
, children
, ix_child
, child
);
828 struct cleanup
*back_to_2
=
829 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
830 const char *tid
= get_osdata_column (child
, "tid");
831 const char *tcore
= get_osdata_column (child
, "core");
833 ui_out_field_string (uiout
, "id", tid
);
835 ui_out_field_string (uiout
, "core", tcore
);
837 do_cleanups (back_to_2
);
842 do_cleanups (back_to
);
845 do_cleanups (cleanup
);
849 mi_cmd_list_thread_groups (char *command
, char **argv
, int argc
)
851 struct ui_out
*uiout
= current_uiout
;
852 struct cleanup
*back_to
;
859 AVAILABLE_OPT
, RECURSE_OPT
861 static const struct mi_opt opts
[] =
863 {"-available", AVAILABLE_OPT
, 0},
864 {"-recurse", RECURSE_OPT
, 1},
873 int opt
= mi_getopt ("-list-thread-groups", argc
, argv
, opts
,
878 switch ((enum opt
) opt
)
884 if (strcmp (oarg
, "0") == 0)
886 else if (strcmp (oarg
, "1") == 0)
889 error (_("only '0' and '1' are valid values "
890 "for the '--recurse' option"));
895 for (; oind
< argc
; ++oind
)
900 if (*(argv
[oind
]) != 'i')
901 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
903 inf
= strtoul (argv
[oind
] + 1, &end
, 0);
906 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
907 VEC_safe_push (int, ids
, inf
);
909 if (VEC_length (int, ids
) > 1)
910 qsort (VEC_address (int, ids
),
911 VEC_length (int, ids
),
912 sizeof (int), compare_positive_ints
);
914 back_to
= make_cleanup (free_vector_of_ints
, &ids
);
918 list_available_thread_groups (ids
, recurse
);
920 else if (VEC_length (int, ids
) == 1)
922 /* Local thread groups, single id. */
923 int id
= *VEC_address (int, ids
);
924 struct inferior
*inf
= find_inferior_id (id
);
927 error (_("Non-existent thread group id '%d'"), id
);
929 print_thread_info (uiout
, NULL
, inf
->pid
);
933 struct print_one_inferior_data data
;
935 data
.recurse
= recurse
;
936 data
.inferiors
= ids
;
938 /* Local thread groups. Either no explicit ids -- and we
939 print everything, or several explicit ids. In both cases,
940 we print more than one group, and have to use 'groups'
941 as the top-level element. */
942 make_cleanup_ui_out_list_begin_end (uiout
, "groups");
943 update_thread_list ();
944 iterate_over_inferiors (print_one_inferior
, &data
);
947 do_cleanups (back_to
);
951 mi_cmd_data_list_register_names (char *command
, char **argv
, int argc
)
953 struct gdbarch
*gdbarch
;
954 struct ui_out
*uiout
= current_uiout
;
957 struct cleanup
*cleanup
;
959 /* Note that the test for a valid register must include checking the
960 gdbarch_register_name because gdbarch_num_regs may be allocated
961 for the union of the register sets within a family of related
962 processors. In this case, some entries of gdbarch_register_name
963 will change depending upon the particular processor being
966 gdbarch
= get_current_arch ();
967 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
969 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-names");
971 if (argc
== 0) /* No args, just do all the regs. */
977 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
978 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
979 ui_out_field_string (uiout
, NULL
, "");
981 ui_out_field_string (uiout
, NULL
,
982 gdbarch_register_name (gdbarch
, regnum
));
986 /* Else, list of register #s, just do listed regs. */
987 for (i
= 0; i
< argc
; i
++)
989 regnum
= atoi (argv
[i
]);
990 if (regnum
< 0 || regnum
>= numregs
)
991 error (_("bad register number"));
993 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
994 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
995 ui_out_field_string (uiout
, NULL
, "");
997 ui_out_field_string (uiout
, NULL
,
998 gdbarch_register_name (gdbarch
, regnum
));
1000 do_cleanups (cleanup
);
1004 mi_cmd_data_list_changed_registers (char *command
, char **argv
, int argc
)
1006 static struct regcache
*this_regs
= NULL
;
1007 struct ui_out
*uiout
= current_uiout
;
1008 struct regcache
*prev_regs
;
1009 struct gdbarch
*gdbarch
;
1010 int regnum
, numregs
, changed
;
1012 struct cleanup
*cleanup
;
1014 /* The last time we visited this function, the current frame's
1015 register contents were saved in THIS_REGS. Move THIS_REGS over
1016 to PREV_REGS, and refresh THIS_REGS with the now-current register
1019 prev_regs
= this_regs
;
1020 this_regs
= frame_save_as_regcache (get_selected_frame (NULL
));
1021 cleanup
= make_cleanup_regcache_xfree (prev_regs
);
1023 /* Note that the test for a valid register must include checking the
1024 gdbarch_register_name because gdbarch_num_regs may be allocated
1025 for the union of the register sets within a family of related
1026 processors. In this case, some entries of gdbarch_register_name
1027 will change depending upon the particular processor being
1030 gdbarch
= get_regcache_arch (this_regs
);
1031 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1033 make_cleanup_ui_out_list_begin_end (uiout
, "changed-registers");
1037 /* No args, just do all the regs. */
1042 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1043 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1045 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1047 error (_("-data-list-changed-registers: "
1048 "Unable to read register contents."));
1050 ui_out_field_int (uiout
, NULL
, regnum
);
1054 /* Else, list of register #s, just do listed regs. */
1055 for (i
= 0; i
< argc
; i
++)
1057 regnum
= atoi (argv
[i
]);
1061 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1062 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1064 changed
= register_changed_p (regnum
, prev_regs
, this_regs
);
1066 error (_("-data-list-changed-registers: "
1067 "Unable to read register contents."));
1069 ui_out_field_int (uiout
, NULL
, regnum
);
1072 error (_("bad register number"));
1074 do_cleanups (cleanup
);
1078 register_changed_p (int regnum
, struct regcache
*prev_regs
,
1079 struct regcache
*this_regs
)
1081 struct gdbarch
*gdbarch
= get_regcache_arch (this_regs
);
1082 gdb_byte prev_buffer
[MAX_REGISTER_SIZE
];
1083 gdb_byte this_buffer
[MAX_REGISTER_SIZE
];
1084 enum register_status prev_status
;
1085 enum register_status this_status
;
1087 /* First time through or after gdbarch change consider all registers
1089 if (!prev_regs
|| get_regcache_arch (prev_regs
) != gdbarch
)
1092 /* Get register contents and compare. */
1093 prev_status
= regcache_cooked_read (prev_regs
, regnum
, prev_buffer
);
1094 this_status
= regcache_cooked_read (this_regs
, regnum
, this_buffer
);
1096 if (this_status
!= prev_status
)
1098 else if (this_status
== REG_VALID
)
1099 return memcmp (prev_buffer
, this_buffer
,
1100 register_size (gdbarch
, regnum
)) != 0;
1105 /* Return a list of register number and value pairs. The valid
1106 arguments expected are: a letter indicating the format in which to
1107 display the registers contents. This can be one of: x
1108 (hexadecimal), d (decimal), N (natural), t (binary), o (octal), r
1109 (raw). After the format argument there can be a sequence of
1110 numbers, indicating which registers to fetch the content of. If
1111 the format is the only argument, a list of all the registers with
1112 their values is returned. */
1115 mi_cmd_data_list_register_values (char *command
, char **argv
, int argc
)
1117 struct ui_out
*uiout
= current_uiout
;
1118 struct frame_info
*frame
;
1119 struct gdbarch
*gdbarch
;
1120 int regnum
, numregs
, format
;
1122 struct cleanup
*list_cleanup
;
1123 int skip_unavailable
= 0;
1129 static const struct mi_opt opts
[] =
1131 {"-skip-unavailable", SKIP_UNAVAILABLE
, 0},
1135 /* Note that the test for a valid register must include checking the
1136 gdbarch_register_name because gdbarch_num_regs may be allocated
1137 for the union of the register sets within a family of related
1138 processors. In this case, some entries of gdbarch_register_name
1139 will change depending upon the particular processor being
1145 int opt
= mi_getopt ("-data-list-register-values", argc
, argv
,
1146 opts
, &oind
, &oarg
);
1150 switch ((enum opt
) opt
)
1152 case SKIP_UNAVAILABLE
:
1153 skip_unavailable
= 1;
1158 if (argc
- oind
< 1)
1159 error (_("-data-list-register-values: Usage: "
1160 "-data-list-register-values [--skip-unavailable] <format>"
1161 " [<regnum1>...<regnumN>]"));
1163 format
= (int) argv
[oind
][0];
1165 frame
= get_selected_frame (NULL
);
1166 gdbarch
= get_frame_arch (frame
);
1167 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1169 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-values");
1171 if (argc
- oind
== 1)
1173 /* No args, beside the format: do all the regs. */
1178 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1179 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1182 output_register (frame
, regnum
, format
, skip_unavailable
);
1186 /* Else, list of register #s, just do listed regs. */
1187 for (i
= 1 + oind
; i
< argc
; i
++)
1189 regnum
= atoi (argv
[i
]);
1193 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1194 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1195 output_register (frame
, regnum
, format
, skip_unavailable
);
1197 error (_("bad register number"));
1199 do_cleanups (list_cleanup
);
1202 /* Output one register REGNUM's contents in the desired FORMAT. If
1203 SKIP_UNAVAILABLE is true, skip the register if it is
1207 output_register (struct frame_info
*frame
, int regnum
, int format
,
1208 int skip_unavailable
)
1210 struct gdbarch
*gdbarch
= get_frame_arch (frame
);
1211 struct ui_out
*uiout
= current_uiout
;
1212 struct value
*val
= value_of_register (regnum
, frame
);
1213 struct cleanup
*tuple_cleanup
;
1214 struct value_print_options opts
;
1215 struct ui_file
*stb
;
1217 if (skip_unavailable
&& !value_entirely_available (val
))
1220 tuple_cleanup
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1221 ui_out_field_int (uiout
, "number", regnum
);
1229 stb
= mem_fileopen ();
1230 make_cleanup_ui_file_delete (stb
);
1232 get_formatted_print_options (&opts
, format
);
1234 val_print (value_type (val
),
1235 value_contents_for_printing (val
),
1236 value_embedded_offset (val
), 0,
1237 stb
, 0, val
, &opts
, current_language
);
1238 ui_out_field_stream (uiout
, "value", stb
);
1240 do_cleanups (tuple_cleanup
);
1243 /* Write given values into registers. The registers and values are
1244 given as pairs. The corresponding MI command is
1245 -data-write-register-values <format>
1246 [<regnum1> <value1>...<regnumN> <valueN>] */
1248 mi_cmd_data_write_register_values (char *command
, char **argv
, int argc
)
1250 struct regcache
*regcache
;
1251 struct gdbarch
*gdbarch
;
1254 /* Note that the test for a valid register must include checking the
1255 gdbarch_register_name because gdbarch_num_regs may be allocated
1256 for the union of the register sets within a family of related
1257 processors. In this case, some entries of gdbarch_register_name
1258 will change depending upon the particular processor being
1261 regcache
= get_current_regcache ();
1262 gdbarch
= get_regcache_arch (regcache
);
1263 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1266 error (_("-data-write-register-values: Usage: -data-write-register-"
1267 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1269 if (!target_has_registers
)
1270 error (_("-data-write-register-values: No registers."));
1273 error (_("-data-write-register-values: No regs and values specified."));
1276 error (_("-data-write-register-values: "
1277 "Regs and vals are not in pairs."));
1279 for (i
= 1; i
< argc
; i
= i
+ 2)
1281 int regnum
= atoi (argv
[i
]);
1283 if (regnum
>= 0 && regnum
< numregs
1284 && gdbarch_register_name (gdbarch
, regnum
)
1285 && *gdbarch_register_name (gdbarch
, regnum
))
1289 /* Get the value as a number. */
1290 value
= parse_and_eval_address (argv
[i
+ 1]);
1292 /* Write it down. */
1293 regcache_cooked_write_signed (regcache
, regnum
, value
);
1296 error (_("bad register number"));
1300 /* Evaluate the value of the argument. The argument is an
1301 expression. If the expression contains spaces it needs to be
1302 included in double quotes. */
1305 mi_cmd_data_evaluate_expression (char *command
, char **argv
, int argc
)
1307 struct expression
*expr
;
1308 struct cleanup
*old_chain
;
1310 struct ui_file
*stb
;
1311 struct value_print_options opts
;
1312 struct ui_out
*uiout
= current_uiout
;
1314 stb
= mem_fileopen ();
1315 old_chain
= make_cleanup_ui_file_delete (stb
);
1318 error (_("-data-evaluate-expression: "
1319 "Usage: -data-evaluate-expression expression"));
1321 expr
= parse_expression (argv
[0]);
1323 make_cleanup (free_current_contents
, &expr
);
1325 val
= evaluate_expression (expr
);
1327 /* Print the result of the expression evaluation. */
1328 get_user_print_options (&opts
);
1330 common_val_print (val
, stb
, 0, &opts
, current_language
);
1332 ui_out_field_stream (uiout
, "value", stb
);
1334 do_cleanups (old_chain
);
1337 /* This is the -data-read-memory command.
1339 ADDR: start address of data to be dumped.
1340 WORD-FORMAT: a char indicating format for the ``word''. See
1342 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1343 NR_ROW: Number of rows.
1344 NR_COL: The number of colums (words per row).
1345 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1346 ASCHAR for unprintable characters.
1348 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1349 displayes them. Returns:
1351 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1354 The number of bytes read is SIZE*ROW*COL. */
1357 mi_cmd_data_read_memory (char *command
, char **argv
, int argc
)
1359 struct gdbarch
*gdbarch
= get_current_arch ();
1360 struct ui_out
*uiout
= current_uiout
;
1361 struct cleanup
*cleanups
= make_cleanup (null_cleanup
, NULL
);
1363 long total_bytes
, nr_cols
, nr_rows
;
1365 struct type
*word_type
;
1378 static const struct mi_opt opts
[] =
1380 {"o", OFFSET_OPT
, 1},
1386 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1391 switch ((enum opt
) opt
)
1394 offset
= atol (oarg
);
1401 if (argc
< 5 || argc
> 6)
1402 error (_("-data-read-memory: Usage: "
1403 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1405 /* Extract all the arguments. */
1407 /* Start address of the memory dump. */
1408 addr
= parse_and_eval_address (argv
[0]) + offset
;
1409 /* The format character to use when displaying a memory word. See
1410 the ``x'' command. */
1411 word_format
= argv
[1][0];
1412 /* The size of the memory word. */
1413 word_size
= atol (argv
[2]);
1417 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1421 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1425 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1429 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1433 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1436 /* The number of rows. */
1437 nr_rows
= atol (argv
[3]);
1439 error (_("-data-read-memory: invalid number of rows."));
1441 /* Number of bytes per row. */
1442 nr_cols
= atol (argv
[4]);
1444 error (_("-data-read-memory: invalid number of columns."));
1446 /* The un-printable character when printing ascii. */
1452 /* Create a buffer and read it in. */
1453 total_bytes
= word_size
* nr_rows
* nr_cols
;
1454 mbuf
= xcalloc (total_bytes
, 1);
1455 make_cleanup (xfree
, mbuf
);
1457 /* Dispatch memory reads to the topmost target, not the flattened
1459 nr_bytes
= target_read (current_target
.beneath
,
1460 TARGET_OBJECT_MEMORY
, NULL
, mbuf
,
1463 error (_("Unable to read memory."));
1465 /* Output the header information. */
1466 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
);
1467 ui_out_field_int (uiout
, "nr-bytes", nr_bytes
);
1468 ui_out_field_int (uiout
, "total-bytes", total_bytes
);
1469 ui_out_field_core_addr (uiout
, "next-row",
1470 gdbarch
, addr
+ word_size
* nr_cols
);
1471 ui_out_field_core_addr (uiout
, "prev-row",
1472 gdbarch
, addr
- word_size
* nr_cols
);
1473 ui_out_field_core_addr (uiout
, "next-page", gdbarch
, addr
+ total_bytes
);
1474 ui_out_field_core_addr (uiout
, "prev-page", gdbarch
, addr
- total_bytes
);
1476 /* Build the result as a two dimentional table. */
1478 struct ui_file
*stream
;
1479 struct cleanup
*cleanup_stream
;
1483 stream
= mem_fileopen ();
1484 cleanup_stream
= make_cleanup_ui_file_delete (stream
);
1486 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1487 for (row
= 0, row_byte
= 0;
1489 row
++, row_byte
+= nr_cols
* word_size
)
1493 struct cleanup
*cleanup_tuple
;
1494 struct cleanup
*cleanup_list_data
;
1495 struct value_print_options opts
;
1497 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1498 ui_out_field_core_addr (uiout
, "addr", gdbarch
, addr
+ row_byte
);
1499 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1501 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
1502 get_formatted_print_options (&opts
, word_format
);
1503 for (col
= 0, col_byte
= row_byte
;
1505 col
++, col_byte
+= word_size
)
1507 if (col_byte
+ word_size
> nr_bytes
)
1509 ui_out_field_string (uiout
, NULL
, "N/A");
1513 ui_file_rewind (stream
);
1514 print_scalar_formatted (mbuf
+ col_byte
, word_type
, &opts
,
1515 word_asize
, stream
);
1516 ui_out_field_stream (uiout
, NULL
, stream
);
1519 do_cleanups (cleanup_list_data
);
1524 ui_file_rewind (stream
);
1525 for (byte
= row_byte
;
1526 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1528 if (byte
>= nr_bytes
)
1529 fputc_unfiltered ('X', stream
);
1530 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1531 fputc_unfiltered (aschar
, stream
);
1533 fputc_unfiltered (mbuf
[byte
], stream
);
1535 ui_out_field_stream (uiout
, "ascii", stream
);
1537 do_cleanups (cleanup_tuple
);
1539 do_cleanups (cleanup_stream
);
1541 do_cleanups (cleanups
);
1545 mi_cmd_data_read_memory_bytes (char *command
, char **argv
, int argc
)
1547 struct gdbarch
*gdbarch
= get_current_arch ();
1548 struct ui_out
*uiout
= current_uiout
;
1549 struct cleanup
*cleanups
;
1552 memory_read_result_s
*read_result
;
1554 VEC(memory_read_result_s
) *result
;
1562 static const struct mi_opt opts
[] =
1564 {"o", OFFSET_OPT
, 1},
1570 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1574 switch ((enum opt
) opt
)
1577 offset
= atol (oarg
);
1585 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1587 addr
= parse_and_eval_address (argv
[0]) + offset
;
1588 length
= atol (argv
[1]);
1590 result
= read_memory_robust (current_target
.beneath
, addr
, length
);
1592 cleanups
= make_cleanup (free_memory_read_result_vector
, result
);
1594 if (VEC_length (memory_read_result_s
, result
) == 0)
1595 error (_("Unable to read memory."));
1597 make_cleanup_ui_out_list_begin_end (uiout
, "memory");
1599 VEC_iterate (memory_read_result_s
, result
, ix
, read_result
);
1602 struct cleanup
*t
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1606 ui_out_field_core_addr (uiout
, "begin", gdbarch
, read_result
->begin
);
1607 ui_out_field_core_addr (uiout
, "offset", gdbarch
, read_result
->begin
1609 ui_out_field_core_addr (uiout
, "end", gdbarch
, read_result
->end
);
1611 data
= xmalloc ((read_result
->end
- read_result
->begin
) * 2 + 1);
1613 for (i
= 0, p
= data
;
1614 i
< (read_result
->end
- read_result
->begin
);
1617 sprintf (p
, "%02x", read_result
->data
[i
]);
1619 ui_out_field_string (uiout
, "contents", data
);
1623 do_cleanups (cleanups
);
1626 /* Implementation of the -data-write_memory command.
1628 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1629 offset from the beginning of the memory grid row where the cell to
1631 ADDR: start address of the row in the memory grid where the memory
1632 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1633 the location to write to.
1634 FORMAT: a char indicating format for the ``word''. See
1636 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1637 VALUE: value to be written into the memory address.
1639 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1644 mi_cmd_data_write_memory (char *command
, char **argv
, int argc
)
1646 struct gdbarch
*gdbarch
= get_current_arch ();
1647 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1650 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1651 enough when using a compiler other than GCC. */
1654 struct cleanup
*old_chain
;
1662 static const struct mi_opt opts
[] =
1664 {"o", OFFSET_OPT
, 1},
1670 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1675 switch ((enum opt
) opt
)
1678 offset
= atol (oarg
);
1686 error (_("-data-write-memory: Usage: "
1687 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1689 /* Extract all the arguments. */
1690 /* Start address of the memory dump. */
1691 addr
= parse_and_eval_address (argv
[0]);
1692 /* The size of the memory word. */
1693 word_size
= atol (argv
[2]);
1695 /* Calculate the real address of the write destination. */
1696 addr
+= (offset
* word_size
);
1698 /* Get the value as a number. */
1699 value
= parse_and_eval_address (argv
[3]);
1700 /* Get the value into an array. */
1701 buffer
= xmalloc (word_size
);
1702 old_chain
= make_cleanup (xfree
, buffer
);
1703 store_signed_integer (buffer
, word_size
, byte_order
, value
);
1704 /* Write it down to memory. */
1705 write_memory_with_notification (addr
, buffer
, word_size
);
1706 /* Free the buffer. */
1707 do_cleanups (old_chain
);
1710 /* Implementation of the -data-write-memory-bytes command.
1713 DATA: string of bytes to write at that address
1714 COUNT: number of bytes to be filled (decimal integer). */
1717 mi_cmd_data_write_memory_bytes (char *command
, char **argv
, int argc
)
1723 size_t len
, i
, steps
, remainder
;
1725 struct cleanup
*back_to
;
1727 if (argc
!= 2 && argc
!= 3)
1728 error (_("Usage: ADDR DATA [COUNT]."));
1730 addr
= parse_and_eval_address (argv
[0]);
1732 if (strlen (cdata
) % 2)
1733 error (_("Hex-encoded '%s' must have an even number of characters."),
1736 len
= strlen (cdata
)/2;
1738 count
= strtoul (argv
[2], NULL
, 10);
1742 databuf
= xmalloc (len
* sizeof (gdb_byte
));
1743 back_to
= make_cleanup (xfree
, databuf
);
1745 for (i
= 0; i
< len
; ++i
)
1748 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1749 error (_("Invalid argument"));
1750 databuf
[i
] = (gdb_byte
) x
;
1755 /* Pattern is made of less bytes than count:
1756 repeat pattern to fill memory. */
1757 data
= xmalloc (count
);
1758 make_cleanup (xfree
, data
);
1760 steps
= count
/ len
;
1761 remainder
= count
% len
;
1762 for (j
= 0; j
< steps
; j
++)
1763 memcpy (data
+ j
* len
, databuf
, len
);
1766 memcpy (data
+ steps
* len
, databuf
, remainder
);
1770 /* Pattern is longer than or equal to count:
1771 just copy len bytes. */
1775 write_memory_with_notification (addr
, data
, count
);
1777 do_cleanups (back_to
);
1781 mi_cmd_enable_timings (char *command
, char **argv
, int argc
)
1787 if (strcmp (argv
[0], "yes") == 0)
1789 else if (strcmp (argv
[0], "no") == 0)
1800 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1804 mi_cmd_list_features (char *command
, char **argv
, int argc
)
1808 struct cleanup
*cleanup
= NULL
;
1809 struct ui_out
*uiout
= current_uiout
;
1811 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1812 ui_out_field_string (uiout
, NULL
, "frozen-varobjs");
1813 ui_out_field_string (uiout
, NULL
, "pending-breakpoints");
1814 ui_out_field_string (uiout
, NULL
, "thread-info");
1815 ui_out_field_string (uiout
, NULL
, "data-read-memory-bytes");
1816 ui_out_field_string (uiout
, NULL
, "breakpoint-notifications");
1817 ui_out_field_string (uiout
, NULL
, "ada-task-info");
1818 ui_out_field_string (uiout
, NULL
, "ada-exceptions");
1819 ui_out_field_string (uiout
, NULL
, "language-option");
1820 ui_out_field_string (uiout
, NULL
, "info-gdb-mi-command");
1823 if (gdb_python_initialized
)
1824 ui_out_field_string (uiout
, NULL
, "python");
1827 do_cleanups (cleanup
);
1831 error (_("-list-features should be passed no arguments"));
1835 mi_cmd_list_target_features (char *command
, char **argv
, int argc
)
1839 struct cleanup
*cleanup
= NULL
;
1840 struct ui_out
*uiout
= current_uiout
;
1842 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "features");
1843 if (target_can_async_p ())
1844 ui_out_field_string (uiout
, NULL
, "async");
1845 if (target_can_execute_reverse
)
1846 ui_out_field_string (uiout
, NULL
, "reverse");
1848 do_cleanups (cleanup
);
1852 error (_("-list-target-features should be passed no arguments"));
1856 mi_cmd_add_inferior (char *command
, char **argv
, int argc
)
1858 struct inferior
*inf
;
1861 error (_("-add-inferior should be passed no arguments"));
1863 inf
= add_inferior_with_spaces ();
1865 ui_out_field_fmt (current_uiout
, "inferior", "i%d", inf
->num
);
1868 /* Callback used to find the first inferior other than the current
1872 get_other_inferior (struct inferior
*inf
, void *arg
)
1874 if (inf
== current_inferior ())
1881 mi_cmd_remove_inferior (char *command
, char **argv
, int argc
)
1884 struct inferior
*inf
;
1887 error (_("-remove-inferior should be passed a single argument"));
1889 if (sscanf (argv
[0], "i%d", &id
) != 1)
1890 error (_("the thread group id is syntactically invalid"));
1892 inf
= find_inferior_id (id
);
1894 error (_("the specified thread group does not exist"));
1897 error (_("cannot remove an active inferior"));
1899 if (inf
== current_inferior ())
1901 struct thread_info
*tp
= 0;
1902 struct inferior
*new_inferior
1903 = iterate_over_inferiors (get_other_inferior
, NULL
);
1905 if (new_inferior
== NULL
)
1906 error (_("Cannot remove last inferior"));
1908 set_current_inferior (new_inferior
);
1909 if (new_inferior
->pid
!= 0)
1910 tp
= any_thread_of_process (new_inferior
->pid
);
1911 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1912 set_current_program_space (new_inferior
->pspace
);
1915 delete_inferior_1 (inf
, 1 /* silent */);
1920 /* Execute a command within a safe environment.
1921 Return <0 for error; >=0 for ok.
1923 args->action will tell mi_execute_command what action
1924 to perfrom after the given command has executed (display/suppress
1925 prompt, display error). */
1928 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1930 struct cleanup
*cleanup
;
1933 current_command_ts
= context
->cmd_start
;
1935 current_token
= xstrdup (context
->token
);
1936 cleanup
= make_cleanup (free_current_contents
, ¤t_token
);
1938 running_result_record_printed
= 0;
1940 switch (context
->op
)
1943 /* A MI command was read from the input stream. */
1945 /* FIXME: gdb_???? */
1946 fprintf_unfiltered (raw_stdout
, " token=`%s' command=`%s' args=`%s'\n",
1947 context
->token
, context
->command
, context
->args
);
1949 mi_cmd_execute (context
);
1951 /* Print the result if there were no errors.
1953 Remember that on the way out of executing a command, you have
1954 to directly use the mi_interp's uiout, since the command
1955 could have reset the interpreter, in which case the current
1956 uiout will most likely crash in the mi_out_* routines. */
1957 if (!running_result_record_printed
)
1959 fputs_unfiltered (context
->token
, raw_stdout
);
1960 /* There's no particularly good reason why target-connect results
1961 in not ^done. Should kill ^connected for MI3. */
1962 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
1963 ? "^connected" : "^done", raw_stdout
);
1964 mi_out_put (uiout
, raw_stdout
);
1965 mi_out_rewind (uiout
);
1966 mi_print_timing_maybe ();
1967 fputs_unfiltered ("\n", raw_stdout
);
1970 /* The command does not want anything to be printed. In that
1971 case, the command probably should not have written anything
1972 to uiout, but in case it has written something, discard it. */
1973 mi_out_rewind (uiout
);
1980 /* A CLI command was read from the input stream. */
1981 /* This "feature" will be removed as soon as we have a
1982 complete set of mi commands. */
1983 /* Echo the command on the console. */
1984 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1985 /* Call the "console" interpreter. */
1986 argv
[0] = "console";
1987 argv
[1] = context
->command
;
1988 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
1990 /* If we changed interpreters, DON'T print out anything. */
1991 if (current_interp_named_p (INTERP_MI
)
1992 || current_interp_named_p (INTERP_MI1
)
1993 || current_interp_named_p (INTERP_MI2
)
1994 || current_interp_named_p (INTERP_MI3
))
1996 if (!running_result_record_printed
)
1998 fputs_unfiltered (context
->token
, raw_stdout
);
1999 fputs_unfiltered ("^done", raw_stdout
);
2000 mi_out_put (uiout
, raw_stdout
);
2001 mi_out_rewind (uiout
);
2002 mi_print_timing_maybe ();
2003 fputs_unfiltered ("\n", raw_stdout
);
2006 mi_out_rewind (uiout
);
2012 do_cleanups (cleanup
);
2015 /* Print a gdb exception to the MI output stream. */
2018 mi_print_exception (const char *token
, struct gdb_exception exception
)
2020 fputs_unfiltered (token
, raw_stdout
);
2021 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
2022 if (exception
.message
== NULL
)
2023 fputs_unfiltered ("unknown error", raw_stdout
);
2025 fputstr_unfiltered (exception
.message
, '"', raw_stdout
);
2026 fputs_unfiltered ("\"\n", raw_stdout
);
2030 mi_execute_command (const char *cmd
, int from_tty
)
2033 struct mi_parse
*command
= NULL
;
2034 volatile struct gdb_exception exception
;
2036 /* This is to handle EOF (^D). We just quit gdb. */
2037 /* FIXME: we should call some API function here. */
2039 quit_force (NULL
, from_tty
);
2041 target_log_command (cmd
);
2043 TRY_CATCH (exception
, RETURN_MASK_ALL
)
2045 command
= mi_parse (cmd
, &token
);
2047 if (exception
.reason
< 0)
2049 mi_print_exception (token
, exception
);
2054 volatile struct gdb_exception result
;
2055 ptid_t previous_ptid
= inferior_ptid
;
2057 command
->token
= token
;
2061 command
->cmd_start
= (struct mi_timestamp
*)
2062 xmalloc (sizeof (struct mi_timestamp
));
2063 timestamp (command
->cmd_start
);
2066 TRY_CATCH (result
, RETURN_MASK_ALL
)
2068 captured_mi_execute_command (current_uiout
, command
);
2070 if (result
.reason
< 0)
2072 /* The command execution failed and error() was called
2074 mi_print_exception (command
->token
, result
);
2075 mi_out_rewind (current_uiout
);
2078 bpstat_do_actions ();
2080 if (/* The notifications are only output when the top-level
2081 interpreter (specified on the command line) is MI. */
2082 ui_out_is_mi_like_p (interp_ui_out (top_level_interpreter ()))
2083 /* Don't try report anything if there are no threads --
2084 the program is dead. */
2085 && thread_count () != 0
2086 /* -thread-select explicitly changes thread. If frontend uses that
2087 internally, we don't want to emit =thread-selected, since
2088 =thread-selected is supposed to indicate user's intentions. */
2089 && strcmp (command
->command
, "thread-select") != 0)
2091 struct mi_interp
*mi
= top_level_interpreter_data ();
2092 int report_change
= 0;
2094 if (command
->thread
== -1)
2096 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2097 && !ptid_equal (inferior_ptid
, previous_ptid
)
2098 && !ptid_equal (inferior_ptid
, null_ptid
));
2100 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2102 struct thread_info
*ti
= inferior_thread ();
2104 report_change
= (ti
->num
!= command
->thread
);
2109 struct thread_info
*ti
= inferior_thread ();
2111 target_terminal_ours ();
2112 fprintf_unfiltered (mi
->event_channel
,
2113 "thread-selected,id=\"%d\"",
2115 gdb_flush (mi
->event_channel
);
2119 mi_parse_free (command
);
2124 mi_cmd_execute (struct mi_parse
*parse
)
2126 struct cleanup
*cleanup
;
2127 enum language saved_language
;
2129 cleanup
= prepare_execute_command ();
2131 if (parse
->all
&& parse
->thread_group
!= -1)
2132 error (_("Cannot specify --thread-group together with --all"));
2134 if (parse
->all
&& parse
->thread
!= -1)
2135 error (_("Cannot specify --thread together with --all"));
2137 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2138 error (_("Cannot specify --thread together with --thread-group"));
2140 if (parse
->frame
!= -1 && parse
->thread
== -1)
2141 error (_("Cannot specify --frame without --thread"));
2143 if (parse
->thread_group
!= -1)
2145 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2146 struct thread_info
*tp
= 0;
2149 error (_("Invalid thread group for the --thread-group option"));
2151 set_current_inferior (inf
);
2152 /* This behaviour means that if --thread-group option identifies
2153 an inferior with multiple threads, then a random one will be
2154 picked. This is not a problem -- frontend should always
2155 provide --thread if it wishes to operate on a specific
2158 tp
= any_live_thread_of_process (inf
->pid
);
2159 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2160 set_current_program_space (inf
->pspace
);
2163 if (parse
->thread
!= -1)
2165 struct thread_info
*tp
= find_thread_id (parse
->thread
);
2168 error (_("Invalid thread id: %d"), parse
->thread
);
2170 if (is_exited (tp
->ptid
))
2171 error (_("Thread id: %d has terminated"), parse
->thread
);
2173 switch_to_thread (tp
->ptid
);
2176 if (parse
->frame
!= -1)
2178 struct frame_info
*fid
;
2179 int frame
= parse
->frame
;
2181 fid
= find_relative_frame (get_current_frame (), &frame
);
2183 /* find_relative_frame was successful */
2186 error (_("Invalid frame id: %d"), frame
);
2189 if (parse
->language
!= language_unknown
)
2191 make_cleanup_restore_current_language ();
2192 set_language (parse
->language
);
2195 current_context
= parse
;
2197 if (parse
->cmd
->suppress_notification
!= NULL
)
2199 make_cleanup_restore_integer (parse
->cmd
->suppress_notification
);
2200 *parse
->cmd
->suppress_notification
= 1;
2203 if (parse
->cmd
->argv_func
!= NULL
)
2205 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2207 else if (parse
->cmd
->cli
.cmd
!= 0)
2209 /* FIXME: DELETE THIS. */
2210 /* The operation is still implemented by a cli command. */
2211 /* Must be a synchronous one. */
2212 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2217 /* FIXME: DELETE THIS. */
2218 struct ui_file
*stb
;
2220 stb
= mem_fileopen ();
2222 fputs_unfiltered ("Undefined mi command: ", stb
);
2223 fputstr_unfiltered (parse
->command
, '"', stb
);
2224 fputs_unfiltered (" (missing implementation)", stb
);
2226 make_cleanup_ui_file_delete (stb
);
2229 do_cleanups (cleanup
);
2232 /* FIXME: This is just a hack so we can get some extra commands going.
2233 We don't want to channel things through the CLI, but call libgdb directly.
2234 Use only for synchronous commands. */
2237 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2241 struct cleanup
*old_cleanups
;
2245 run
= xstrprintf ("%s %s", cmd
, args
);
2247 run
= xstrdup (cmd
);
2249 /* FIXME: gdb_???? */
2250 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2252 old_cleanups
= make_cleanup (xfree
, run
);
2253 execute_command (run
, 0 /* from_tty */ );
2254 do_cleanups (old_cleanups
);
2260 mi_execute_async_cli_command (char *cli_command
, char **argv
, int argc
)
2262 struct cleanup
*old_cleanups
;
2265 if (target_can_async_p ())
2266 run
= xstrprintf ("%s %s&", cli_command
, argc
? *argv
: "");
2268 run
= xstrprintf ("%s %s", cli_command
, argc
? *argv
: "");
2269 old_cleanups
= make_cleanup (xfree
, run
);
2271 execute_command (run
, 0 /* from_tty */ );
2273 /* Do this before doing any printing. It would appear that some
2274 print code leaves garbage around in the buffer. */
2275 do_cleanups (old_cleanups
);
2279 mi_load_progress (const char *section_name
,
2280 unsigned long sent_so_far
,
2281 unsigned long total_section
,
2282 unsigned long total_sent
,
2283 unsigned long grand_total
)
2285 struct timeval time_now
, delta
, update_threshold
;
2286 static struct timeval last_update
;
2287 static char *previous_sect_name
= NULL
;
2289 struct ui_out
*saved_uiout
;
2290 struct ui_out
*uiout
;
2292 /* This function is called through deprecated_show_load_progress
2293 which means uiout may not be correct. Fix it for the duration
2294 of this function. */
2295 saved_uiout
= current_uiout
;
2297 if (current_interp_named_p (INTERP_MI
)
2298 || current_interp_named_p (INTERP_MI2
))
2299 current_uiout
= mi_out_new (2);
2300 else if (current_interp_named_p (INTERP_MI1
))
2301 current_uiout
= mi_out_new (1);
2302 else if (current_interp_named_p (INTERP_MI3
))
2303 current_uiout
= mi_out_new (3);
2307 uiout
= current_uiout
;
2309 update_threshold
.tv_sec
= 0;
2310 update_threshold
.tv_usec
= 500000;
2311 gettimeofday (&time_now
, NULL
);
2313 delta
.tv_usec
= time_now
.tv_usec
- last_update
.tv_usec
;
2314 delta
.tv_sec
= time_now
.tv_sec
- last_update
.tv_sec
;
2316 if (delta
.tv_usec
< 0)
2319 delta
.tv_usec
+= 1000000L;
2322 new_section
= (previous_sect_name
?
2323 strcmp (previous_sect_name
, section_name
) : 1);
2326 struct cleanup
*cleanup_tuple
;
2328 xfree (previous_sect_name
);
2329 previous_sect_name
= xstrdup (section_name
);
2332 fputs_unfiltered (current_token
, raw_stdout
);
2333 fputs_unfiltered ("+download", raw_stdout
);
2334 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2335 ui_out_field_string (uiout
, "section", section_name
);
2336 ui_out_field_int (uiout
, "section-size", total_section
);
2337 ui_out_field_int (uiout
, "total-size", grand_total
);
2338 do_cleanups (cleanup_tuple
);
2339 mi_out_put (uiout
, raw_stdout
);
2340 fputs_unfiltered ("\n", raw_stdout
);
2341 gdb_flush (raw_stdout
);
2344 if (delta
.tv_sec
>= update_threshold
.tv_sec
&&
2345 delta
.tv_usec
>= update_threshold
.tv_usec
)
2347 struct cleanup
*cleanup_tuple
;
2349 last_update
.tv_sec
= time_now
.tv_sec
;
2350 last_update
.tv_usec
= time_now
.tv_usec
;
2352 fputs_unfiltered (current_token
, raw_stdout
);
2353 fputs_unfiltered ("+download", raw_stdout
);
2354 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2355 ui_out_field_string (uiout
, "section", section_name
);
2356 ui_out_field_int (uiout
, "section-sent", sent_so_far
);
2357 ui_out_field_int (uiout
, "section-size", total_section
);
2358 ui_out_field_int (uiout
, "total-sent", total_sent
);
2359 ui_out_field_int (uiout
, "total-size", grand_total
);
2360 do_cleanups (cleanup_tuple
);
2361 mi_out_put (uiout
, raw_stdout
);
2362 fputs_unfiltered ("\n", raw_stdout
);
2363 gdb_flush (raw_stdout
);
2367 current_uiout
= saved_uiout
;
2371 timestamp (struct mi_timestamp
*tv
)
2373 gettimeofday (&tv
->wallclock
, NULL
);
2374 #ifdef HAVE_GETRUSAGE
2375 getrusage (RUSAGE_SELF
, &rusage
);
2376 tv
->utime
.tv_sec
= rusage
.ru_utime
.tv_sec
;
2377 tv
->utime
.tv_usec
= rusage
.ru_utime
.tv_usec
;
2378 tv
->stime
.tv_sec
= rusage
.ru_stime
.tv_sec
;
2379 tv
->stime
.tv_usec
= rusage
.ru_stime
.tv_usec
;
2382 long usec
= get_run_time ();
2384 tv
->utime
.tv_sec
= usec
/1000000L;
2385 tv
->utime
.tv_usec
= usec
- 1000000L*tv
->utime
.tv_sec
;
2386 tv
->stime
.tv_sec
= 0;
2387 tv
->stime
.tv_usec
= 0;
2393 print_diff_now (struct mi_timestamp
*start
)
2395 struct mi_timestamp now
;
2398 print_diff (start
, &now
);
2402 mi_print_timing_maybe (void)
2404 /* If the command is -enable-timing then do_timings may be true
2405 whilst current_command_ts is not initialized. */
2406 if (do_timings
&& current_command_ts
)
2407 print_diff_now (current_command_ts
);
2411 timeval_diff (struct timeval start
, struct timeval end
)
2413 return ((end
.tv_sec
- start
.tv_sec
) * 1000000L)
2414 + (end
.tv_usec
- start
.tv_usec
);
2418 print_diff (struct mi_timestamp
*start
, struct mi_timestamp
*end
)
2422 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2423 timeval_diff (start
->wallclock
, end
->wallclock
) / 1000000.0,
2424 timeval_diff (start
->utime
, end
->utime
) / 1000000.0,
2425 timeval_diff (start
->stime
, end
->stime
) / 1000000.0);
2429 mi_cmd_trace_define_variable (char *command
, char **argv
, int argc
)
2431 struct expression
*expr
;
2432 LONGEST initval
= 0;
2433 struct trace_state_variable
*tsv
;
2436 if (argc
!= 1 && argc
!= 2)
2437 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2441 error (_("Name of trace variable should start with '$'"));
2443 validate_trace_state_variable_name (name
);
2445 tsv
= find_trace_state_variable (name
);
2447 tsv
= create_trace_state_variable (name
);
2450 initval
= value_as_long (parse_and_eval (argv
[1]));
2452 tsv
->initial_value
= initval
;
2456 mi_cmd_trace_list_variables (char *command
, char **argv
, int argc
)
2459 error (_("-trace-list-variables: no arguments allowed"));
2461 tvariables_info_1 ();
2465 mi_cmd_trace_find (char *command
, char **argv
, int argc
)
2470 error (_("trace selection mode is required"));
2474 if (strcmp (mode
, "none") == 0)
2476 tfind_1 (tfind_number
, -1, 0, 0, 0);
2480 if (current_trace_status ()->running
)
2481 error (_("May not look at trace frames while trace is running."));
2483 if (strcmp (mode
, "frame-number") == 0)
2486 error (_("frame number is required"));
2487 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2489 else if (strcmp (mode
, "tracepoint-number") == 0)
2492 error (_("tracepoint number is required"));
2493 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2495 else if (strcmp (mode
, "pc") == 0)
2498 error (_("PC is required"));
2499 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2501 else if (strcmp (mode
, "pc-inside-range") == 0)
2504 error (_("Start and end PC are required"));
2505 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2506 parse_and_eval_address (argv
[2]), 0);
2508 else if (strcmp (mode
, "pc-outside-range") == 0)
2511 error (_("Start and end PC are required"));
2512 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2513 parse_and_eval_address (argv
[2]), 0);
2515 else if (strcmp (mode
, "line") == 0)
2517 struct symtabs_and_lines sals
;
2518 struct symtab_and_line sal
;
2519 static CORE_ADDR start_pc
, end_pc
;
2520 struct cleanup
*back_to
;
2523 error (_("Line is required"));
2525 sals
= decode_line_with_current_source (argv
[1],
2526 DECODE_LINE_FUNFIRSTLINE
);
2527 back_to
= make_cleanup (xfree
, sals
.sals
);
2531 if (sal
.symtab
== 0)
2532 error (_("Could not find the specified line"));
2534 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2535 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2537 error (_("Could not find the specified line"));
2539 do_cleanups (back_to
);
2542 error (_("Invalid mode '%s'"), mode
);
2544 if (has_stack_frames () || get_traceframe_number () >= 0)
2545 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2549 mi_cmd_trace_save (char *command
, char **argv
, int argc
)
2551 int target_saves
= 0;
2552 int generate_ctf
= 0;
2559 TARGET_SAVE_OPT
, CTF_OPT
2561 static const struct mi_opt opts
[] =
2563 {"r", TARGET_SAVE_OPT
, 0},
2564 {"ctf", CTF_OPT
, 0},
2570 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2575 switch ((enum opt
) opt
)
2577 case TARGET_SAVE_OPT
:
2585 filename
= argv
[oind
];
2588 trace_save_ctf (filename
, target_saves
);
2590 trace_save_tfile (filename
, target_saves
);
2594 mi_cmd_trace_start (char *command
, char **argv
, int argc
)
2596 start_tracing (NULL
);
2600 mi_cmd_trace_status (char *command
, char **argv
, int argc
)
2602 trace_status_mi (0);
2606 mi_cmd_trace_stop (char *command
, char **argv
, int argc
)
2608 stop_tracing (NULL
);
2609 trace_status_mi (1);
2612 /* Implement the "-ada-task-info" command. */
2615 mi_cmd_ada_task_info (char *command
, char **argv
, int argc
)
2617 if (argc
!= 0 && argc
!= 1)
2618 error (_("Invalid MI command"));
2620 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2623 /* Print EXPRESSION according to VALUES. */
2626 print_variable_or_computed (char *expression
, enum print_values values
)
2628 struct expression
*expr
;
2629 struct cleanup
*old_chain
;
2631 struct ui_file
*stb
;
2632 struct value_print_options opts
;
2634 struct ui_out
*uiout
= current_uiout
;
2636 stb
= mem_fileopen ();
2637 old_chain
= make_cleanup_ui_file_delete (stb
);
2639 expr
= parse_expression (expression
);
2641 make_cleanup (free_current_contents
, &expr
);
2643 if (values
== PRINT_SIMPLE_VALUES
)
2644 val
= evaluate_type (expr
);
2646 val
= evaluate_expression (expr
);
2648 if (values
!= PRINT_NO_VALUES
)
2649 make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2650 ui_out_field_string (uiout
, "name", expression
);
2654 case PRINT_SIMPLE_VALUES
:
2655 type
= check_typedef (value_type (val
));
2656 type_print (value_type (val
), "", stb
, -1);
2657 ui_out_field_stream (uiout
, "type", stb
);
2658 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2659 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2660 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2662 struct value_print_options opts
;
2664 get_no_prettyformat_print_options (&opts
);
2666 common_val_print (val
, stb
, 0, &opts
, current_language
);
2667 ui_out_field_stream (uiout
, "value", stb
);
2670 case PRINT_ALL_VALUES
:
2672 struct value_print_options opts
;
2674 get_no_prettyformat_print_options (&opts
);
2676 common_val_print (val
, stb
, 0, &opts
, current_language
);
2677 ui_out_field_stream (uiout
, "value", stb
);
2682 do_cleanups (old_chain
);
2685 /* Implement the "-trace-frame-collected" command. */
2688 mi_cmd_trace_frame_collected (char *command
, char **argv
, int argc
)
2690 struct cleanup
*old_chain
;
2691 struct bp_location
*tloc
;
2693 struct collection_list
*clist
;
2694 struct collection_list tracepoint_list
, stepping_list
;
2695 struct traceframe_info
*tinfo
;
2697 int var_print_values
= PRINT_ALL_VALUES
;
2698 int comp_print_values
= PRINT_ALL_VALUES
;
2699 int registers_format
= 'x';
2700 int memory_contents
= 0;
2701 struct ui_out
*uiout
= current_uiout
;
2709 static const struct mi_opt opts
[] =
2711 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2712 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2713 {"-registers-format", REGISTERS_FORMAT
, 1},
2714 {"-memory-contents", MEMORY_CONTENTS
, 0},
2721 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2725 switch ((enum opt
) opt
)
2727 case VAR_PRINT_VALUES
:
2728 var_print_values
= mi_parse_print_values (oarg
);
2730 case COMP_PRINT_VALUES
:
2731 comp_print_values
= mi_parse_print_values (oarg
);
2733 case REGISTERS_FORMAT
:
2734 registers_format
= oarg
[0];
2735 case MEMORY_CONTENTS
:
2736 memory_contents
= 1;
2742 error (_("Usage: -trace-frame-collected "
2743 "[--var-print-values PRINT_VALUES] "
2744 "[--comp-print-values PRINT_VALUES] "
2745 "[--registers-format FORMAT]"
2746 "[--memory-contents]"));
2748 /* This throws an error is not inspecting a trace frame. */
2749 tloc
= get_traceframe_location (&stepping_frame
);
2751 /* This command only makes sense for the current frame, not the
2753 old_chain
= make_cleanup_restore_current_thread ();
2754 select_frame (get_current_frame ());
2756 encode_actions_and_make_cleanup (tloc
, &tracepoint_list
,
2760 clist
= &stepping_list
;
2762 clist
= &tracepoint_list
;
2764 tinfo
= get_traceframe_info ();
2766 /* Explicitly wholly collected variables. */
2768 struct cleanup
*list_cleanup
;
2772 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
,
2773 "explicit-variables");
2774 for (i
= 0; VEC_iterate (char_ptr
, clist
->wholly_collected
, i
, p
); i
++)
2775 print_variable_or_computed (p
, var_print_values
);
2776 do_cleanups (list_cleanup
);
2779 /* Computed expressions. */
2781 struct cleanup
*list_cleanup
;
2786 = make_cleanup_ui_out_list_begin_end (uiout
,
2787 "computed-expressions");
2788 for (i
= 0; VEC_iterate (char_ptr
, clist
->computed
, i
, p
); i
++)
2789 print_variable_or_computed (p
, comp_print_values
);
2790 do_cleanups (list_cleanup
);
2793 /* Registers. Given pseudo-registers, and that some architectures
2794 (like MIPS) actually hide the raw registers, we don't go through
2795 the trace frame info, but instead consult the register cache for
2796 register availability. */
2798 struct cleanup
*list_cleanup
;
2799 struct frame_info
*frame
;
2800 struct gdbarch
*gdbarch
;
2804 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "registers");
2806 frame
= get_selected_frame (NULL
);
2807 gdbarch
= get_frame_arch (frame
);
2808 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2810 for (regnum
= 0; regnum
< numregs
; regnum
++)
2812 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2813 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2816 output_register (frame
, regnum
, registers_format
, 1);
2819 do_cleanups (list_cleanup
);
2822 /* Trace state variables. */
2824 struct cleanup
*list_cleanup
;
2829 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "tvars");
2832 make_cleanup (free_current_contents
, &tsvname
);
2834 for (i
= 0; VEC_iterate (int, tinfo
->tvars
, i
, tvar
); i
++)
2836 struct cleanup
*cleanup_child
;
2837 struct trace_state_variable
*tsv
;
2839 tsv
= find_trace_state_variable_by_number (tvar
);
2841 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2845 tsvname
= xrealloc (tsvname
, strlen (tsv
->name
) + 2);
2847 strcpy (tsvname
+ 1, tsv
->name
);
2848 ui_out_field_string (uiout
, "name", tsvname
);
2850 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2852 ui_out_field_int (uiout
, "current", tsv
->value
);
2856 ui_out_field_skip (uiout
, "name");
2857 ui_out_field_skip (uiout
, "current");
2860 do_cleanups (cleanup_child
);
2863 do_cleanups (list_cleanup
);
2868 struct cleanup
*list_cleanup
;
2869 VEC(mem_range_s
) *available_memory
= NULL
;
2870 struct mem_range
*r
;
2873 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2874 make_cleanup (VEC_cleanup(mem_range_s
), &available_memory
);
2876 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
2878 for (i
= 0; VEC_iterate (mem_range_s
, available_memory
, i
, r
); i
++)
2880 struct cleanup
*cleanup_child
;
2882 struct gdbarch
*gdbarch
= target_gdbarch ();
2884 cleanup_child
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
2886 ui_out_field_core_addr (uiout
, "address", gdbarch
, r
->start
);
2887 ui_out_field_int (uiout
, "length", r
->length
);
2889 data
= xmalloc (r
->length
);
2890 make_cleanup (xfree
, data
);
2892 if (memory_contents
)
2894 if (target_read_memory (r
->start
, data
, r
->length
) == 0)
2899 data_str
= xmalloc (r
->length
* 2 + 1);
2900 make_cleanup (xfree
, data_str
);
2902 for (m
= 0, p
= data_str
; m
< r
->length
; ++m
, p
+= 2)
2903 sprintf (p
, "%02x", data
[m
]);
2904 ui_out_field_string (uiout
, "contents", data_str
);
2907 ui_out_field_skip (uiout
, "contents");
2909 do_cleanups (cleanup_child
);
2912 do_cleanups (list_cleanup
);
2915 do_cleanups (old_chain
);