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"
26 #include "gdb_string.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");
1822 if (gdb_python_initialized)
1823 ui_out_field_string (uiout, NULL, "python");
1826 do_cleanups (cleanup);
1830 error (_("-list-features should be passed no arguments"));
1834 mi_cmd_list_target_features (char *command, char **argv, int argc)
1838 struct cleanup *cleanup = NULL;
1839 struct ui_out *uiout = current_uiout;
1841 cleanup = make_cleanup_ui_out_list_begin_end (uiout, "features");
1842 if (target_can_async_p ())
1843 ui_out_field_string (uiout, NULL, "async");
1844 if (target_can_execute_reverse)
1845 ui_out_field_string (uiout, NULL, "reverse");
1847 do_cleanups (cleanup);
1851 error (_("-list-target-features should be passed no arguments"));
1855 mi_cmd_add_inferior (char *command, char **argv, int argc)
1857 struct inferior *inf;
1860 error (_("-add-inferior should be passed no arguments"));
1862 inf = add_inferior_with_spaces ();
1864 ui_out_field_fmt (current_uiout, "inferior", "i%d", inf->num);
1867 /* Callback used to find the first inferior other than the current
1871 get_other_inferior (struct inferior *inf, void *arg)
1873 if (inf == current_inferior ())
1880 mi_cmd_remove_inferior (char *command, char **argv, int argc)
1883 struct inferior *inf;
1886 error (_("-remove-inferior should be passed a single argument"));
1888 if (sscanf (argv[0], "i%d", &id) != 1)
1889 error (_("the thread group id is syntactically invalid"));
1891 inf = find_inferior_id (id);
1893 error (_("the specified thread group does not exist"));
1896 error (_("cannot remove an active inferior"));
1898 if (inf == current_inferior ())
1900 struct thread_info *tp = 0;
1901 struct inferior *new_inferior
1902 = iterate_over_inferiors (get_other_inferior, NULL);
1904 if (new_inferior == NULL)
1905 error (_("Cannot remove last inferior"));
1907 set_current_inferior (new_inferior);
1908 if (new_inferior->pid != 0)
1909 tp = any_thread_of_process (new_inferior->pid);
1910 switch_to_thread (tp ? tp->ptid : null_ptid);
1911 set_current_program_space (new_inferior->pspace);
1914 delete_inferior_1 (inf, 1 /* silent */);
1919 /* Execute a command within a safe environment.
1920 Return <0 for error; >=0 for ok.
1922 args->action will tell mi_execute_command what action
1923 to perfrom after the given command has executed (display/suppress
1924 prompt, display error). */
1927 captured_mi_execute_command (struct ui_out *uiout, struct mi_parse *context)
1929 struct cleanup *cleanup;
1932 current_command_ts = context->cmd_start;
1934 current_token = xstrdup (context->token);
1935 cleanup = make_cleanup (free_current_contents, ¤t_token);
1937 running_result_record_printed = 0;
1939 switch (context->op)
1942 /* A MI command was read from the input stream. */
1944 /* FIXME: gdb_???? */
1945 fprintf_unfiltered (raw_stdout, " token=`%s' command=`%s' args=`%s'\n",
1946 context->token, context->command, context->args);
1948 mi_cmd_execute (context);
1950 /* Print the result if there were no errors.
1952 Remember that on the way out of executing a command, you have
1953 to directly use the mi_interp's uiout, since the command
1954 could have reset the interpreter, in which case the current
1955 uiout will most likely crash in the mi_out_* routines. */
1956 if (!running_result_record_printed)
1958 fputs_unfiltered (context->token, raw_stdout);
1959 /* There's no particularly good reason why target-connect results
1960 in not ^done. Should kill ^connected for MI3. */
1961 fputs_unfiltered (strcmp (context->command, "target-select") == 0
1962 ? "^connected" : "^done", raw_stdout);
1963 mi_out_put (uiout, raw_stdout);
1964 mi_out_rewind (uiout);
1965 mi_print_timing_maybe ();
1966 fputs_unfiltered ("\n", raw_stdout);
1969 /* The command does not want anything to be printed. In that
1970 case, the command probably should not have written anything
1971 to uiout, but in case it has written something, discard it. */
1972 mi_out_rewind (uiout);
1979 /* A CLI command was read from the input stream. */
1980 /* This "feature" will be removed as soon as we have a
1981 complete set of mi commands. */
1982 /* Echo the command on the console. */
1983 fprintf_unfiltered (gdb_stdlog, "%s\n", context->command);
1984 /* Call the "console" interpreter. */
1985 argv[0] = "console";
1986 argv[1] = context->command;
1987 mi_cmd_interpreter_exec ("-interpreter-exec", argv, 2);
1989 /* If we changed interpreters, DON'T print out anything. */
1990 if (current_interp_named_p (INTERP_MI)
1991 || current_interp_named_p (INTERP_MI1)
1992 || current_interp_named_p (INTERP_MI2)
1993 || current_interp_named_p (INTERP_MI3))
1995 if (!running_result_record_printed)
1997 fputs_unfiltered (context->token, raw_stdout);
1998 fputs_unfiltered ("^done", raw_stdout);
1999 mi_out_put (uiout, raw_stdout);
2000 mi_out_rewind (uiout);
2001 mi_print_timing_maybe ();
2002 fputs_unfiltered ("\n", raw_stdout);
2005 mi_out_rewind (uiout);
2011 do_cleanups (cleanup);
2014 /* Print a gdb exception to the MI output stream. */
2017 mi_print_exception (const char *token, struct gdb_exception exception)
2019 fputs_unfiltered (token, raw_stdout);
2020 fputs_unfiltered ("^error,msg=\"", raw_stdout);
2021 if (exception.message == NULL)
2022 fputs_unfiltered ("unknown error", raw_stdout);
2024 fputstr_unfiltered (exception.message, '"', raw_stdout);
2025 fputs_unfiltered ("\"\n", raw_stdout);
2029 mi_execute_command (const char *cmd, int from_tty)
2032 struct mi_parse *command = NULL;
2033 volatile struct gdb_exception exception;
2035 /* This is to handle EOF (^D). We just quit gdb. */
2036 /* FIXME: we should call some API function here. */
2038 quit_force (NULL, from_tty);
2040 target_log_command (cmd);
2042 TRY_CATCH (exception, RETURN_MASK_ALL)
2044 command = mi_parse (cmd, &token);
2046 if (exception.reason < 0)
2048 mi_print_exception (token, exception);
2053 volatile struct gdb_exception result;
2054 ptid_t previous_ptid = inferior_ptid;
2056 command->token = token;
2060 command->cmd_start = (struct mi_timestamp *)
2061 xmalloc (sizeof (struct mi_timestamp));
2062 timestamp (command->cmd_start);
2065 TRY_CATCH (result, RETURN_MASK_ALL)
2067 captured_mi_execute_command (current_uiout, command);
2069 if (result.reason < 0)
2071 /* The command execution failed and error() was called
2073 mi_print_exception (command->token, result);
2074 mi_out_rewind (current_uiout);
2077 bpstat_do_actions ();
2079 if (/* The notifications are only output when the top-level
2080 interpreter (specified on the command line) is MI. */
2081 ui_out_is_mi_like_p (interp_ui_out (top_level_interpreter ()))
2082 /* Don't try report anything if there are no threads --
2083 the program is dead. */
2084 && thread_count () != 0
2085 /* -thread-select explicitly changes thread. If frontend uses that
2086 internally, we don't want to emit =thread-selected, since
2087 =thread-selected is supposed to indicate user's intentions. */
2088 && strcmp (command->command, "thread-select") != 0)
2090 struct mi_interp *mi = top_level_interpreter_data ();
2091 int report_change = 0;
2093 if (command->thread == -1)
2095 report_change = (!ptid_equal (previous_ptid, null_ptid)
2096 && !ptid_equal (inferior_ptid, previous_ptid)
2097 && !ptid_equal (inferior_ptid, null_ptid));
2099 else if (!ptid_equal (inferior_ptid, null_ptid))
2101 struct thread_info *ti = inferior_thread ();
2103 report_change = (ti->num != command->thread);
2108 struct thread_info *ti = inferior_thread ();
2110 target_terminal_ours ();
2111 fprintf_unfiltered (mi->event_channel,
2112 "thread-selected,id=\"%d\"",
2114 gdb_flush (mi->event_channel);
2118 mi_parse_free (command);
2123 mi_cmd_execute (struct mi_parse *parse)
2125 struct cleanup *cleanup;
2126 enum language saved_language;
2128 cleanup = prepare_execute_command ();
2130 if (parse->all && parse->thread_group != -1)
2131 error (_("Cannot specify --thread-group together with --all"));
2133 if (parse->all && parse->thread != -1)
2134 error (_("Cannot specify --thread together with --all"));
2136 if (parse->thread_group != -1 && parse->thread != -1)
2137 error (_("Cannot specify --thread together with --thread-group"));
2139 if (parse->frame != -1 && parse->thread == -1)
2140 error (_("Cannot specify --frame without --thread"));
2142 if (parse->thread_group != -1)
2144 struct inferior *inf = find_inferior_id (parse->thread_group);
2145 struct thread_info *tp = 0;
2148 error (_("Invalid thread group for the --thread-group option"));
2150 set_current_inferior (inf);
2151 /* This behaviour means that if --thread-group option identifies
2152 an inferior with multiple threads, then a random one will be
2153 picked. This is not a problem -- frontend should always
2154 provide --thread if it wishes to operate on a specific
2157 tp = any_live_thread_of_process (inf->pid);
2158 switch_to_thread (tp ? tp->ptid : null_ptid);
2159 set_current_program_space (inf->pspace);
2162 if (parse->thread != -1)
2164 struct thread_info *tp = find_thread_id (parse->thread);
2167 error (_("Invalid thread id: %d"), parse->thread);
2169 if (is_exited (tp->ptid))
2170 error (_("Thread id: %d has terminated"), parse->thread);
2172 switch_to_thread (tp->ptid);
2175 if (parse->frame != -1)
2177 struct frame_info *fid;
2178 int frame = parse->frame;
2180 fid = find_relative_frame (get_current_frame (), &frame);
2182 /* find_relative_frame was successful */
2185 error (_("Invalid frame id: %d"), frame);
2188 if (parse->language != language_unknown)
2190 make_cleanup_restore_current_language ();
2191 set_language (parse->language);
2194 current_context = parse;
2196 if (parse->cmd->suppress_notification != NULL)
2198 make_cleanup_restore_integer (parse->cmd->suppress_notification);
2199 *parse->cmd->suppress_notification = 1;
2202 if (parse->cmd->argv_func != NULL)
2204 parse->cmd->argv_func (parse->command, parse->argv, parse->argc);
2206 else if (parse->cmd->cli.cmd != 0)
2208 /* FIXME: DELETE THIS. */
2209 /* The operation is still implemented by a cli command. */
2210 /* Must be a synchronous one. */
2211 mi_execute_cli_command (parse->cmd->cli.cmd, parse->cmd->cli.args_p,
2216 /* FIXME: DELETE THIS. */
2217 struct ui_file *stb;
2219 stb = mem_fileopen ();
2221 fputs_unfiltered ("Undefined mi command: ", stb);
2222 fputstr_unfiltered (parse->command, '"', stb);
2223 fputs_unfiltered (" (missing implementation)", stb);
2225 make_cleanup_ui_file_delete (stb);
2228 do_cleanups (cleanup);
2231 /* FIXME: This is just a hack so we can get some extra commands going.
2232 We don't want to channel things through the CLI, but call libgdb directly.
2233 Use only for synchronous commands. */
2236 mi_execute_cli_command (const char *cmd, int args_p, const char *args)
2240 struct cleanup *old_cleanups;
2244 run = xstrprintf ("%s %s", cmd, args);
2246 run = xstrdup (cmd);
2248 /* FIXME: gdb_???? */
2249 fprintf_unfiltered (gdb_stdout, "cli=%s run=%s\n",
2251 old_cleanups = make_cleanup (xfree, run);
2252 execute_command (run, 0 /* from_tty */ );
2253 do_cleanups (old_cleanups);
2259 mi_execute_async_cli_command (char *cli_command, char **argv, int argc)
2261 struct cleanup *old_cleanups;
2264 if (target_can_async_p ())
2265 run = xstrprintf ("%s %s&", cli_command, argc ? *argv : "");
2267 run = xstrprintf ("%s %s", cli_command, argc ? *argv : "");
2268 old_cleanups = make_cleanup (xfree, run);
2270 execute_command (run, 0 /* from_tty */ );
2272 /* Do this before doing any printing. It would appear that some
2273 print code leaves garbage around in the buffer. */
2274 do_cleanups (old_cleanups);
2278 mi_load_progress (const char *section_name,
2279 unsigned long sent_so_far,
2280 unsigned long total_section,
2281 unsigned long total_sent,
2282 unsigned long grand_total)
2284 struct timeval time_now, delta, update_threshold;
2285 static struct timeval last_update;
2286 static char *previous_sect_name = NULL;
2288 struct ui_out *saved_uiout;
2289 struct ui_out *uiout;
2291 /* This function is called through deprecated_show_load_progress
2292 which means uiout may not be correct. Fix it for the duration
2293 of this function. */
2294 saved_uiout = current_uiout;
2296 if (current_interp_named_p (INTERP_MI)
2297 || current_interp_named_p (INTERP_MI2))
2298 current_uiout = mi_out_new (2);
2299 else if (current_interp_named_p (INTERP_MI1))
2300 current_uiout = mi_out_new (1);
2301 else if (current_interp_named_p (INTERP_MI3))
2302 current_uiout = mi_out_new (3);
2306 uiout = current_uiout;
2308 update_threshold.tv_sec = 0;
2309 update_threshold.tv_usec = 500000;
2310 gettimeofday (&time_now, NULL);
2312 delta.tv_usec = time_now.tv_usec - last_update.tv_usec;
2313 delta.tv_sec = time_now.tv_sec - last_update.tv_sec;
2315 if (delta.tv_usec < 0)
2318 delta.tv_usec += 1000000L;
2321 new_section = (previous_sect_name ?
2322 strcmp (previous_sect_name, section_name) : 1);
2325 struct cleanup *cleanup_tuple;
2327 xfree (previous_sect_name);
2328 previous_sect_name = xstrdup (section_name);
2331 fputs_unfiltered (current_token, raw_stdout);
2332 fputs_unfiltered ("+download", raw_stdout);
2333 cleanup_tuple = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
2334 ui_out_field_string (uiout, "section", section_name);
2335 ui_out_field_int (uiout, "section-size", total_section);
2336 ui_out_field_int (uiout, "total-size", grand_total);
2337 do_cleanups (cleanup_tuple);
2338 mi_out_put (uiout, raw_stdout);
2339 fputs_unfiltered ("\n", raw_stdout);
2340 gdb_flush (raw_stdout);
2343 if (delta.tv_sec >= update_threshold.tv_sec &&
2344 delta.tv_usec >= update_threshold.tv_usec)
2346 struct cleanup *cleanup_tuple;
2348 last_update.tv_sec = time_now.tv_sec;
2349 last_update.tv_usec = time_now.tv_usec;
2351 fputs_unfiltered (current_token, raw_stdout);
2352 fputs_unfiltered ("+download", raw_stdout);
2353 cleanup_tuple = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
2354 ui_out_field_string (uiout, "section", section_name);
2355 ui_out_field_int (uiout, "section-sent", sent_so_far);
2356 ui_out_field_int (uiout, "section-size", total_section);
2357 ui_out_field_int (uiout, "total-sent", total_sent);
2358 ui_out_field_int (uiout, "total-size", grand_total);
2359 do_cleanups (cleanup_tuple);
2360 mi_out_put (uiout, raw_stdout);
2361 fputs_unfiltered ("\n", raw_stdout);
2362 gdb_flush (raw_stdout);
2366 current_uiout = saved_uiout;
2370 timestamp (struct mi_timestamp *tv)
2372 gettimeofday (&tv->wallclock, NULL);
2373 #ifdef HAVE_GETRUSAGE
2374 getrusage (RUSAGE_SELF, &rusage);
2375 tv->utime.tv_sec = rusage.ru_utime.tv_sec;
2376 tv->utime.tv_usec = rusage.ru_utime.tv_usec;
2377 tv->stime.tv_sec = rusage.ru_stime.tv_sec;
2378 tv->stime.tv_usec = rusage.ru_stime.tv_usec;
2381 long usec = get_run_time ();
2383 tv->utime.tv_sec = usec/1000000L;
2384 tv->utime.tv_usec = usec - 1000000L*tv->utime.tv_sec;
2385 tv->stime.tv_sec = 0;
2386 tv->stime.tv_usec = 0;
2392 print_diff_now (struct mi_timestamp *start)
2394 struct mi_timestamp now;
2397 print_diff (start, &now);
2401 mi_print_timing_maybe (void)
2403 /* If the command is -enable-timing then do_timings may be true
2404 whilst current_command_ts is not initialized. */
2405 if (do_timings && current_command_ts)
2406 print_diff_now (current_command_ts);
2410 timeval_diff (struct timeval start, struct timeval end)
2412 return ((end.tv_sec - start.tv_sec) * 1000000L)
2413 + (end.tv_usec - start.tv_usec);
2417 print_diff (struct mi_timestamp *start, struct mi_timestamp *end)
2421 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2422 timeval_diff (start->wallclock, end->wallclock) / 1000000.0,
2423 timeval_diff (start->utime, end->utime) / 1000000.0,
2424 timeval_diff (start->stime, end->stime) / 1000000.0);
2428 mi_cmd_trace_define_variable (char *command, char **argv, int argc)
2430 struct expression *expr;
2431 LONGEST initval = 0;
2432 struct trace_state_variable *tsv;
2435 if (argc != 1 && argc != 2)
2436 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2440 error (_("Name of trace variable should start with '$'"));
2442 validate_trace_state_variable_name (name);
2444 tsv = find_trace_state_variable (name);
2446 tsv = create_trace_state_variable (name);
2449 initval = value_as_long (parse_and_eval (argv[1]));
2451 tsv->initial_value = initval;
2455 mi_cmd_trace_list_variables (char *command, char **argv, int argc)
2458 error (_("-trace-list-variables: no arguments allowed"));
2460 tvariables_info_1 ();
2464 mi_cmd_trace_find (char *command, char **argv, int argc)
2469 error (_("trace selection mode is required"));
2473 if (strcmp (mode, "none") == 0)
2475 tfind_1 (tfind_number, -1, 0, 0, 0);
2479 if (current_trace_status ()->running)
2480 error (_("May not look at trace frames while trace is running."));
2482 if (strcmp (mode, "frame-number") == 0)
2485 error (_("frame number is required"));
2486 tfind_1 (tfind_number, atoi (argv[1]), 0, 0, 0);
2488 else if (strcmp (mode, "tracepoint-number") == 0)
2491 error (_("tracepoint number is required"));
2492 tfind_1 (tfind_tp, atoi (argv[1]), 0, 0, 0);
2494 else if (strcmp (mode, "pc") == 0)
2497 error (_("PC is required"));
2498 tfind_1 (tfind_pc, 0, parse_and_eval_address (argv[1]), 0, 0);
2500 else if (strcmp (mode, "pc-inside-range") == 0)
2503 error (_("Start and end PC are required"));
2504 tfind_1 (tfind_range, 0, parse_and_eval_address (argv[1]),
2505 parse_and_eval_address (argv[2]), 0);
2507 else if (strcmp (mode, "pc-outside-range") == 0)
2510 error (_("Start and end PC are required"));
2511 tfind_1 (tfind_outside, 0, parse_and_eval_address (argv[1]),
2512 parse_and_eval_address (argv[2]), 0);
2514 else if (strcmp (mode, "line") == 0)
2516 struct symtabs_and_lines sals;
2517 struct symtab_and_line sal;
2518 static CORE_ADDR start_pc, end_pc;
2519 struct cleanup *back_to;
2522 error (_("Line is required"));
2524 sals = decode_line_with_current_source (argv[1],
2525 DECODE_LINE_FUNFIRSTLINE);
2526 back_to = make_cleanup (xfree, sals.sals);
2530 if (sal.symtab == 0)
2531 error (_("Could not find the specified line"));
2533 if (sal.line > 0 && find_line_pc_range (sal, &start_pc, &end_pc))
2534 tfind_1 (tfind_range, 0, start_pc, end_pc - 1, 0);
2536 error (_("Could not find the specified line"));
2538 do_cleanups (back_to);
2541 error (_("Invalid mode '%s'"), mode);
2543 if (has_stack_frames () || get_traceframe_number () >= 0)
2544 print_stack_frame (get_selected_frame (NULL), 1, LOC_AND_ADDRESS, 1);
2548 mi_cmd_trace_save (char *command, char **argv, int argc)
2550 int target_saves = 0;
2551 int generate_ctf = 0;
2558 TARGET_SAVE_OPT, CTF_OPT
2560 static const struct mi_opt opts[] =
2562 {"r", TARGET_SAVE_OPT, 0},
2563 {"ctf", CTF_OPT, 0},
2569 int opt = mi_getopt ("-trace-save", argc, argv, opts,
2574 switch ((enum opt) opt)
2576 case TARGET_SAVE_OPT:
2584 filename = argv[oind];
2587 trace_save_ctf (filename, target_saves);
2589 trace_save_tfile (filename, target_saves);
2593 mi_cmd_trace_start (char *command, char **argv, int argc)
2595 start_tracing (NULL);
2599 mi_cmd_trace_status (char *command, char **argv, int argc)
2601 trace_status_mi (0);
2605 mi_cmd_trace_stop (char *command, char **argv, int argc)
2607 stop_tracing (NULL);
2608 trace_status_mi (1);
2611 /* Implement the "-ada-task-info" command. */
2614 mi_cmd_ada_task_info (char *command, char **argv, int argc)
2616 if (argc != 0 && argc != 1)
2617 error (_("Invalid MI command"));
2619 print_ada_task_info (current_uiout, argv[0], current_inferior ());
2622 /* Print EXPRESSION according to VALUES. */
2625 print_variable_or_computed (char *expression, enum print_values values)
2627 struct expression *expr;
2628 struct cleanup *old_chain;
2630 struct ui_file *stb;
2631 struct value_print_options opts;
2633 struct ui_out *uiout = current_uiout;
2635 stb = mem_fileopen ();
2636 old_chain = make_cleanup_ui_file_delete (stb);
2638 expr = parse_expression (expression);
2640 make_cleanup (free_current_contents, &expr);
2642 if (values == PRINT_SIMPLE_VALUES)
2643 val = evaluate_type (expr);
2645 val = evaluate_expression (expr);
2647 if (values != PRINT_NO_VALUES)
2648 make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
2649 ui_out_field_string (uiout, "name", expression);
2653 case PRINT_SIMPLE_VALUES:
2654 type = check_typedef (value_type (val));
2655 type_print (value_type (val), "", stb, -1);
2656 ui_out_field_stream (uiout, "type", stb);
2657 if (TYPE_CODE (type) != TYPE_CODE_ARRAY
2658 && TYPE_CODE (type) != TYPE_CODE_STRUCT
2659 && TYPE_CODE (type) != TYPE_CODE_UNION)
2661 struct value_print_options opts;
2663 get_no_prettyformat_print_options (&opts);
2665 common_val_print (val, stb, 0, &opts, current_language);
2666 ui_out_field_stream (uiout, "value", stb);
2669 case PRINT_ALL_VALUES:
2671 struct value_print_options opts;
2673 get_no_prettyformat_print_options (&opts);
2675 common_val_print (val, stb, 0, &opts, current_language);
2676 ui_out_field_stream (uiout, "value", stb);
2681 do_cleanups (old_chain);
2684 /* Implement the "-trace-frame-collected" command. */
2687 mi_cmd_trace_frame_collected (char *command, char **argv, int argc)
2689 struct cleanup *old_chain;
2690 struct bp_location *tloc;
2692 struct collection_list *clist;
2693 struct collection_list tracepoint_list, stepping_list;
2694 struct traceframe_info *tinfo;
2696 int var_print_values = PRINT_ALL_VALUES;
2697 int comp_print_values = PRINT_ALL_VALUES;
2698 int registers_format = 'x';
2699 int memory_contents = 0;
2700 struct ui_out *uiout = current_uiout;
2708 static const struct mi_opt opts[] =
2710 {"-var-print-values", VAR_PRINT_VALUES, 1},
2711 {"-comp-print-values", COMP_PRINT_VALUES, 1},
2712 {"-registers-format", REGISTERS_FORMAT, 1},
2713 {"-memory-contents", MEMORY_CONTENTS, 0},
2720 int opt = mi_getopt ("-trace-frame-collected", argc, argv, opts,
2724 switch ((enum opt) opt)
2726 case VAR_PRINT_VALUES:
2727 var_print_values = mi_parse_print_values (oarg);
2729 case COMP_PRINT_VALUES:
2730 comp_print_values = mi_parse_print_values (oarg);
2732 case REGISTERS_FORMAT:
2733 registers_format = oarg[0];
2734 case MEMORY_CONTENTS:
2735 memory_contents = 1;
2741 error (_("Usage: -trace-frame-collected "
2742 "[--var-print-values PRINT_VALUES] "
2743 "[--comp-print-values PRINT_VALUES] "
2744 "[--registers-format FORMAT]"
2745 "[--memory-contents]"));
2747 /* This throws an error is not inspecting a trace frame. */
2748 tloc = get_traceframe_location (&stepping_frame);
2750 /* This command only makes sense for the current frame, not the
2752 old_chain = make_cleanup_restore_current_thread ();
2753 select_frame (get_current_frame ());
2755 encode_actions_and_make_cleanup (tloc, &tracepoint_list,
2759 clist = &stepping_list;
2761 clist = &tracepoint_list;
2763 tinfo = get_traceframe_info ();
2765 /* Explicitly wholly collected variables. */
2767 struct cleanup *list_cleanup;
2771 list_cleanup = make_cleanup_ui_out_list_begin_end (uiout,
2772 "explicit-variables");
2773 for (i = 0; VEC_iterate (char_ptr, clist->wholly_collected, i, p); i++)
2774 print_variable_or_computed (p, var_print_values);
2775 do_cleanups (list_cleanup);
2778 /* Computed expressions. */
2780 struct cleanup *list_cleanup;
2785 = make_cleanup_ui_out_list_begin_end (uiout,
2786 "computed-expressions");
2787 for (i = 0; VEC_iterate (char_ptr, clist->computed, i, p); i++)
2788 print_variable_or_computed (p, comp_print_values);
2789 do_cleanups (list_cleanup);
2792 /* Registers. Given pseudo-registers, and that some architectures
2793 (like MIPS) actually hide the raw registers, we don't go through
2794 the trace frame info, but instead consult the register cache for
2795 register availability. */
2797 struct cleanup *list_cleanup;
2798 struct frame_info *frame;
2799 struct gdbarch *gdbarch;
2803 list_cleanup = make_cleanup_ui_out_list_begin_end (uiout, "registers");
2805 frame = get_selected_frame (NULL);
2806 gdbarch = get_frame_arch (frame);
2807 numregs = gdbarch_num_regs (gdbarch) + gdbarch_num_pseudo_regs (gdbarch);
2809 for (regnum = 0; regnum < numregs; regnum++)
2811 if (gdbarch_register_name (gdbarch, regnum) == NULL
2812 || *(gdbarch_register_name (gdbarch, regnum)) == '\0')
2815 output_register (frame, regnum, registers_format, 1);
2818 do_cleanups (list_cleanup);
2821 /* Trace state variables. */
2823 struct cleanup *list_cleanup;
2828 list_cleanup = make_cleanup_ui_out_list_begin_end (uiout, "tvars");
2831 make_cleanup (free_current_contents, &tsvname);
2833 for (i = 0; VEC_iterate (int, tinfo->tvars, i, tvar); i++)
2835 struct cleanup *cleanup_child;
2836 struct trace_state_variable *tsv;
2838 tsv = find_trace_state_variable_by_number (tvar);
2840 cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
2844 tsvname = xrealloc (tsvname, strlen (tsv->name) + 2);
2846 strcpy (tsvname + 1, tsv->name);
2847 ui_out_field_string (uiout, "name", tsvname);
2849 tsv->value_known = target_get_trace_state_variable_value (tsv->number,
2851 ui_out_field_int (uiout, "current", tsv->value);
2855 ui_out_field_skip (uiout, "name");
2856 ui_out_field_skip (uiout, "current");
2859 do_cleanups (cleanup_child);
2862 do_cleanups (list_cleanup);
2867 struct cleanup *list_cleanup;
2868 VEC(mem_range_s) *available_memory = NULL;
2869 struct mem_range *r;
2872 traceframe_available_memory (&available_memory, 0, ULONGEST_MAX);
2873 make_cleanup (VEC_cleanup(mem_range_s), &available_memory);
2875 list_cleanup = make_cleanup_ui_out_list_begin_end (uiout, "memory");
2877 for (i = 0; VEC_iterate (mem_range_s, available_memory, i, r); i++)
2879 struct cleanup *cleanup_child;
2881 struct gdbarch *gdbarch = target_gdbarch ();
2883 cleanup_child = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
2885 ui_out_field_core_addr (uiout, "address", gdbarch, r->start);
2886 ui_out_field_int (uiout, "length", r->length);
2888 data = xmalloc (r->length);
2889 make_cleanup (xfree, data);
2891 if (memory_contents)
2893 if (target_read_memory (r->start, data, r->length) == 0)
2898 data_str = xmalloc (r->length * 2 + 1);
2899 make_cleanup (xfree, data_str);
2901 for (m = 0, p = data_str; m < r->length; ++m, p += 2)
2902 sprintf (p, "%02x", data[m]);
2903 ui_out_field_string (uiout, "contents", data_str);
2906 ui_out_field_skip (uiout, "contents");
2908 do_cleanups (cleanup_child);
2911 do_cleanups (list_cleanup);
2914 do_cleanups (old_chain);