[deliverable/binutils-gdb.git] / gdb / mi / mi-cmds.c

/* MI Command Set for GDB, the GNU debugger.
   Copyright (C) 2000-2018 Free Software Foundation, Inc.

   Contributed by Cygnus Solutions (a Red Hat company).

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include "defs.h"
#include "top.h"
#include "mi-cmds.h"
#include "mi-main.h"

struct mi_cmd;
static struct mi_cmd **lookup_table (const char *command);
static void build_table (struct mi_cmd *commands);

static struct mi_cmd mi_cmds[] =
{
/* Define a MI command of NAME, and its corresponding CLI command is
   CLI_NAME.  */
#define DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, CALLED)	\
  { NAME, { CLI_NAME, ARGS_P}, NULL, CALLED }
#define DEF_MI_CMD_CLI(NAME, CLI_NAME, ARGS_P) \
  DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, NULL)

/* Define a MI command of NAME, and implemented by function MI_FUNC.  */
#define DEF_MI_CMD_MI_1(NAME, MI_FUNC, CALLED) \
  { NAME, {NULL, 0}, MI_FUNC, CALLED }
#define DEF_MI_CMD_MI(NAME, MI_FUNC) DEF_MI_CMD_MI_1(NAME, MI_FUNC, NULL)

  DEF_MI_CMD_MI ("ada-task-info", mi_cmd_ada_task_info),
  DEF_MI_CMD_MI ("add-inferior", mi_cmd_add_inferior),
  DEF_MI_CMD_CLI_1 ("break-after", "ignore", 1,
		    &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI_1 ("break-condition","cond", 1,
		  &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("break-commands", mi_cmd_break_commands,
		   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI_1 ("break-delete", "delete breakpoint", 1,
		    &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI_1 ("break-disable", "disable breakpoint", 1,
		    &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI_1 ("break-enable", "enable breakpoint", 1,
		     &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI ("break-info", "info break", 1),
  DEF_MI_CMD_MI_1 ("break-insert", mi_cmd_break_insert,
		   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("dprintf-insert", mi_cmd_dprintf_insert,
		   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_CLI ("break-list", "info break", 0),
  DEF_MI_CMD_MI_1 ("break-passcount", mi_cmd_break_passcount,
		   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("break-watch", mi_cmd_break_watch,
		   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("catch-assert", mi_cmd_catch_assert,
                   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("catch-exception", mi_cmd_catch_exception,
                   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("catch-handlers", mi_cmd_catch_handlers,
                   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("catch-load", mi_cmd_catch_load,
                   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI_1 ("catch-unload", mi_cmd_catch_unload,
                   &mi_suppress_notification.breakpoint),
  DEF_MI_CMD_MI ("data-disassemble", mi_cmd_disassemble),
  DEF_MI_CMD_MI ("data-evaluate-expression", mi_cmd_data_evaluate_expression),
  DEF_MI_CMD_MI ("data-list-changed-registers",
		 mi_cmd_data_list_changed_registers),
  DEF_MI_CMD_MI ("data-list-register-names", mi_cmd_data_list_register_names),
  DEF_MI_CMD_MI ("data-list-register-values", mi_cmd_data_list_register_values),
  DEF_MI_CMD_MI ("data-read-memory", mi_cmd_data_read_memory),
  DEF_MI_CMD_MI ("data-read-memory-bytes", mi_cmd_data_read_memory_bytes),
  DEF_MI_CMD_MI_1 ("data-write-memory", mi_cmd_data_write_memory,
		   &mi_suppress_notification.memory),
  DEF_MI_CMD_MI_1 ("data-write-memory-bytes", mi_cmd_data_write_memory_bytes,
		   &mi_suppress_notification.memory),
  DEF_MI_CMD_MI ("data-write-register-values",
		 mi_cmd_data_write_register_values),
  DEF_MI_CMD_MI ("enable-timings", mi_cmd_enable_timings),
  DEF_MI_CMD_MI ("enable-pretty-printing", mi_cmd_enable_pretty_printing),
  DEF_MI_CMD_MI ("enable-frame-filters", mi_cmd_enable_frame_filters),
  DEF_MI_CMD_MI ("environment-cd", mi_cmd_env_cd),
  DEF_MI_CMD_MI ("environment-directory", mi_cmd_env_dir),
  DEF_MI_CMD_MI ("environment-path", mi_cmd_env_path),
  DEF_MI_CMD_MI ("environment-pwd", mi_cmd_env_pwd),
  DEF_MI_CMD_CLI_1 ("exec-arguments", "set args", 1,
		    &mi_suppress_notification.cmd_param_changed),
  DEF_MI_CMD_MI ("exec-continue", mi_cmd_exec_continue),
  DEF_MI_CMD_MI ("exec-finish", mi_cmd_exec_finish),
  DEF_MI_CMD_MI ("exec-jump", mi_cmd_exec_jump),
  DEF_MI_CMD_MI ("exec-interrupt", mi_cmd_exec_interrupt),
  DEF_MI_CMD_MI ("exec-next", mi_cmd_exec_next),
  DEF_MI_CMD_MI ("exec-next-instruction", mi_cmd_exec_next_instruction),
  DEF_MI_CMD_MI ("exec-return", mi_cmd_exec_return),
  DEF_MI_CMD_MI ("exec-run", mi_cmd_exec_run),
  DEF_MI_CMD_MI ("exec-step", mi_cmd_exec_step),
  DEF_MI_CMD_MI ("exec-step-instruction", mi_cmd_exec_step_instruction),
  DEF_MI_CMD_CLI ("exec-until", "until", 1),
  DEF_MI_CMD_CLI ("file-exec-and-symbols", "file", 1),
  DEF_MI_CMD_CLI ("file-exec-file", "exec-file", 1),
  DEF_MI_CMD_MI ("file-list-exec-source-file",
		 mi_cmd_file_list_exec_source_file),
  DEF_MI_CMD_MI ("file-list-exec-source-files",
		 mi_cmd_file_list_exec_source_files),
  DEF_MI_CMD_MI ("file-list-shared-libraries",
		 mi_cmd_file_list_shared_libraries),
  DEF_MI_CMD_CLI ("file-symbol-file", "symbol-file", 1),
  DEF_MI_CMD_MI ("gdb-exit", mi_cmd_gdb_exit),
  DEF_MI_CMD_CLI_1 ("gdb-set", "set", 1,
		    &mi_suppress_notification.cmd_param_changed),
  DEF_MI_CMD_CLI ("gdb-show", "show", 1),
  DEF_MI_CMD_CLI ("gdb-version", "show version", 0),
  DEF_MI_CMD_MI ("inferior-tty-set", mi_cmd_inferior_tty_set),
  DEF_MI_CMD_MI ("inferior-tty-show", mi_cmd_inferior_tty_show),
  DEF_MI_CMD_MI ("info-ada-exceptions", mi_cmd_info_ada_exceptions),
  DEF_MI_CMD_MI ("info-gdb-mi-command", mi_cmd_info_gdb_mi_command),
  DEF_MI_CMD_MI ("info-os", mi_cmd_info_os),
  DEF_MI_CMD_MI ("interpreter-exec", mi_cmd_interpreter_exec),
  DEF_MI_CMD_MI ("list-features", mi_cmd_list_features),
  DEF_MI_CMD_MI ("list-target-features", mi_cmd_list_target_features),
  DEF_MI_CMD_MI ("list-thread-groups", mi_cmd_list_thread_groups),
  DEF_MI_CMD_MI ("remove-inferior", mi_cmd_remove_inferior),
  DEF_MI_CMD_MI ("stack-info-depth", mi_cmd_stack_info_depth),
  DEF_MI_CMD_MI ("stack-info-frame", mi_cmd_stack_info_frame),
  DEF_MI_CMD_MI ("stack-list-arguments", mi_cmd_stack_list_args),
  DEF_MI_CMD_MI ("stack-list-frames", mi_cmd_stack_list_frames),
  DEF_MI_CMD_MI ("stack-list-locals", mi_cmd_stack_list_locals),
  DEF_MI_CMD_MI ("stack-list-variables", mi_cmd_stack_list_variables),
  DEF_MI_CMD_MI_1 ("stack-select-frame", mi_cmd_stack_select_frame,
		   &mi_suppress_notification.user_selected_context),
  DEF_MI_CMD_MI ("symbol-list-lines", mi_cmd_symbol_list_lines),
  DEF_MI_CMD_CLI ("target-attach", "attach", 1),
  DEF_MI_CMD_MI ("target-detach", mi_cmd_target_detach),
  DEF_MI_CMD_CLI ("target-disconnect", "disconnect", 0),
  DEF_MI_CMD_CLI ("target-download", "load", 1),
  DEF_MI_CMD_MI ("target-file-delete", mi_cmd_target_file_delete),
  DEF_MI_CMD_MI ("target-file-get", mi_cmd_target_file_get),
  DEF_MI_CMD_MI ("target-file-put", mi_cmd_target_file_put),
  DEF_MI_CMD_MI ("target-flash-erase", mi_cmd_target_flash_erase),
  DEF_MI_CMD_CLI ("target-select", "target", 1),
  DEF_MI_CMD_MI ("thread-info", mi_cmd_thread_info),
  DEF_MI_CMD_MI ("thread-list-ids", mi_cmd_thread_list_ids),
  DEF_MI_CMD_MI_1 ("thread-select", mi_cmd_thread_select,
		   &mi_suppress_notification.user_selected_context),
  DEF_MI_CMD_MI ("trace-define-variable", mi_cmd_trace_define_variable),
  DEF_MI_CMD_MI_1 ("trace-find", mi_cmd_trace_find,
		   &mi_suppress_notification.traceframe),
  DEF_MI_CMD_MI ("trace-frame-collected",
		 mi_cmd_trace_frame_collected),
  DEF_MI_CMD_MI ("trace-list-variables", mi_cmd_trace_list_variables),
  DEF_MI_CMD_MI ("trace-save", mi_cmd_trace_save),
  DEF_MI_CMD_MI ("trace-start", mi_cmd_trace_start),
  DEF_MI_CMD_MI ("trace-status", mi_cmd_trace_status),
  DEF_MI_CMD_MI ("trace-stop", mi_cmd_trace_stop),
  DEF_MI_CMD_MI ("var-assign", mi_cmd_var_assign),
  DEF_MI_CMD_MI ("var-create", mi_cmd_var_create),
  DEF_MI_CMD_MI ("var-delete", mi_cmd_var_delete),
  DEF_MI_CMD_MI ("var-evaluate-expression", mi_cmd_var_evaluate_expression),
  DEF_MI_CMD_MI ("var-info-path-expression", mi_cmd_var_info_path_expression),
  DEF_MI_CMD_MI ("var-info-expression", mi_cmd_var_info_expression),
  DEF_MI_CMD_MI ("var-info-num-children", mi_cmd_var_info_num_children),
  DEF_MI_CMD_MI ("var-info-type", mi_cmd_var_info_type),
  DEF_MI_CMD_MI ("var-list-children", mi_cmd_var_list_children),
  DEF_MI_CMD_MI ("var-set-format", mi_cmd_var_set_format),
  DEF_MI_CMD_MI ("var-set-frozen", mi_cmd_var_set_frozen),
  DEF_MI_CMD_MI ("var-set-update-range", mi_cmd_var_set_update_range),
  DEF_MI_CMD_MI ("var-set-visualizer", mi_cmd_var_set_visualizer),
  DEF_MI_CMD_MI ("var-show-attributes", mi_cmd_var_show_attributes),
  DEF_MI_CMD_MI ("var-show-format", mi_cmd_var_show_format),
  DEF_MI_CMD_MI ("var-update", mi_cmd_var_update),
  { NULL, }
};

/* Pointer to the mi command table (built at run time). */

static struct mi_cmd **mi_table;

/* A prime large enough to accomodate the entire command table.  */
enum
  {
    MI_TABLE_SIZE = 227
  };

/* Exported function used to obtain info from the table.  */
struct mi_cmd *
mi_lookup (const char *command)
{
  return *lookup_table (command);
}

/* Used for collecting hash hit/miss statistics.  */

struct mi_cmd_stats
{
  int hit;
  int miss;
  int rehash;
};
struct mi_cmd_stats stats;

/* Look up a command.  */

static struct mi_cmd **
lookup_table (const char *command)
{
  const char *chp;
  unsigned int index = 0;

  /* Compute our hash.  */
  for (chp = command; *chp; chp++)
    {
      /* We use a somewhat arbitrary formula.  */
      index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE;
    }

  while (1)
    {
      struct mi_cmd **entry = &mi_table[index];
      if ((*entry) == 0)
	{
	  /* not found, return pointer to next free. */
	  stats.miss++;
	  return entry;
	}
      if (strcmp (command, (*entry)->name) == 0)
	{
	  stats.hit++;
	  return entry;		/* found */
	}
      index = (index + 1) % MI_TABLE_SIZE;
      stats.rehash++;
    }
}

static void
build_table (struct mi_cmd *commands)
{
  int nr_rehash = 0;
  int nr_entries = 0;
  struct mi_cmd *command;

  mi_table = XCNEWVEC (struct mi_cmd *, MI_TABLE_SIZE);
  for (command = commands; command->name != 0; command++)
    {
      struct mi_cmd **entry = lookup_table (command->name);

      if (*entry)
	internal_error (__FILE__, __LINE__,
			_("command `%s' appears to be duplicated"),
			command->name);
      *entry = command;
      /* FIXME lose these prints */
      if (0)
	{
	  fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n",
			      command->name, stats.rehash - nr_rehash);
	}
      nr_entries++;
      nr_rehash = stats.rehash;
    }
  if (0)
    {
      fprintf_filtered (gdb_stdlog, "Average %3.1f\n",
			(double) nr_rehash / (double) nr_entries);
    }
}

void
_initialize_mi_cmds (void)
{
  build_table (mi_cmds);
  memset (&stats, 0, sizeof (stats));
}
Commit	Line	Data
4389a95a	1	/* MI Command Set for GDB, the GNU debugger.
e2882c85	2	Copyright (C) 2000-2018 Free Software Foundation, Inc.
4389a95a	3
ab91fdd5	4	Contributed by Cygnus Solutions (a Red Hat company).
fb40c209 AC	5
	6	This file is part of GDB.
	7
	8	This program is free software; you can redistribute it and/or modify
	9	it under the terms of the GNU General Public License as published by
a9762ec7	10	the Free Software Foundation; either version 3 of the License, or
fb40c209 AC	11	(at your option) any later version.
	12
	13	This program is distributed in the hope that it will be useful,
	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
a9762ec7	19	along with this program. If not, see <http://www.gnu.org/licenses/>. */
fb40c209 AC	20
	21	#include "defs.h"
	22	#include "top.h"
	23	#include "mi-cmds.h"
648beb2b	24	#include "mi-main.h"
fb40c209	25
fb40c209 AC	26	struct mi_cmd;
	27	static struct mi_cmd *lookup_table (const char command);
	28	static void build_table (struct mi_cmd *commands);
	29
ef07a9f7	30	static struct mi_cmd mi_cmds[] =
fb40c209	31	{
648beb2b YQ	32	/* Define a MI command of NAME, and its corresponding CLI command is
	33	CLI_NAME. */
	34	#define DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, CALLED) \
	35	{ NAME, { CLI_NAME, ARGS_P}, NULL, CALLED }
	36	#define DEF_MI_CMD_CLI(NAME, CLI_NAME, ARGS_P) \
	37	DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, NULL)
	38
	39	/* Define a MI command of NAME, and implemented by function MI_FUNC. */
	40	#define DEF_MI_CMD_MI_1(NAME, MI_FUNC, CALLED) \
	41	{ NAME, {NULL, 0}, MI_FUNC, CALLED }
	42	#define DEF_MI_CMD_MI(NAME, MI_FUNC) DEF_MI_CMD_MI_1(NAME, MI_FUNC, NULL)
	43
	44	DEF_MI_CMD_MI ("ada-task-info", mi_cmd_ada_task_info),
	45	DEF_MI_CMD_MI ("add-inferior", mi_cmd_add_inferior),
	46	DEF_MI_CMD_CLI_1 ("break-after", "ignore", 1,
	47	&mi_suppress_notification.breakpoint),
	48	DEF_MI_CMD_CLI_1 ("break-condition","cond", 1,
	49	&mi_suppress_notification.breakpoint),
	50	DEF_MI_CMD_MI_1 ("break-commands", mi_cmd_break_commands,
	51	&mi_suppress_notification.breakpoint),
	52	DEF_MI_CMD_CLI_1 ("break-delete", "delete breakpoint", 1,
	53	&mi_suppress_notification.breakpoint),
	54	DEF_MI_CMD_CLI_1 ("break-disable", "disable breakpoint", 1,
	55	&mi_suppress_notification.breakpoint),
	56	DEF_MI_CMD_CLI_1 ("break-enable", "enable breakpoint", 1,
	57	&mi_suppress_notification.breakpoint),
	58	DEF_MI_CMD_CLI ("break-info", "info break", 1),
	59	DEF_MI_CMD_MI_1 ("break-insert", mi_cmd_break_insert,
	60	&mi_suppress_notification.breakpoint),
c5867ab6 HZ	61	DEF_MI_CMD_MI_1 ("dprintf-insert", mi_cmd_dprintf_insert,
c5867ab6 HZ	62	&mi_suppress_notification.breakpoint),
648beb2b YQ	63	DEF_MI_CMD_CLI ("break-list", "info break", 0),
	64	DEF_MI_CMD_MI_1 ("break-passcount", mi_cmd_break_passcount,
	65	&mi_suppress_notification.breakpoint),
	66	DEF_MI_CMD_MI_1 ("break-watch", mi_cmd_break_watch,
	67	&mi_suppress_notification.breakpoint),
349774ef JB	68	DEF_MI_CMD_MI_1 ("catch-assert", mi_cmd_catch_assert,
	69	&mi_suppress_notification.breakpoint),
	70	DEF_MI_CMD_MI_1 ("catch-exception", mi_cmd_catch_exception,
	71	&mi_suppress_notification.breakpoint),
bea298f9 XR	72	DEF_MI_CMD_MI_1 ("catch-handlers", mi_cmd_catch_handlers,
bea298f9 XR	73	&mi_suppress_notification.breakpoint),
91985142 MG	74	DEF_MI_CMD_MI_1 ("catch-load", mi_cmd_catch_load,
	75	&mi_suppress_notification.breakpoint),
	76	DEF_MI_CMD_MI_1 ("catch-unload", mi_cmd_catch_unload,
	77	&mi_suppress_notification.breakpoint),
648beb2b YQ	78	DEF_MI_CMD_MI ("data-disassemble", mi_cmd_disassemble),
	79	DEF_MI_CMD_MI ("data-evaluate-expression", mi_cmd_data_evaluate_expression),
	80	DEF_MI_CMD_MI ("data-list-changed-registers",
	81	mi_cmd_data_list_changed_registers),
	82	DEF_MI_CMD_MI ("data-list-register-names", mi_cmd_data_list_register_names),
	83	DEF_MI_CMD_MI ("data-list-register-values", mi_cmd_data_list_register_values),
	84	DEF_MI_CMD_MI ("data-read-memory", mi_cmd_data_read_memory),
	85	DEF_MI_CMD_MI ("data-read-memory-bytes", mi_cmd_data_read_memory_bytes),
8de0566d YQ	86	DEF_MI_CMD_MI_1 ("data-write-memory", mi_cmd_data_write_memory,
	87	&mi_suppress_notification.memory),
	88	DEF_MI_CMD_MI_1 ("data-write-memory-bytes", mi_cmd_data_write_memory_bytes,
	89	&mi_suppress_notification.memory),
648beb2b YQ	90	DEF_MI_CMD_MI ("data-write-register-values",
	91	mi_cmd_data_write_register_values),
	92	DEF_MI_CMD_MI ("enable-timings", mi_cmd_enable_timings),
	93	DEF_MI_CMD_MI ("enable-pretty-printing", mi_cmd_enable_pretty_printing),
1e611234	94	DEF_MI_CMD_MI ("enable-frame-filters", mi_cmd_enable_frame_filters),
648beb2b YQ	95	DEF_MI_CMD_MI ("environment-cd", mi_cmd_env_cd),
	96	DEF_MI_CMD_MI ("environment-directory", mi_cmd_env_dir),
	97	DEF_MI_CMD_MI ("environment-path", mi_cmd_env_path),
	98	DEF_MI_CMD_MI ("environment-pwd", mi_cmd_env_pwd),
62a813cc YQ	99	DEF_MI_CMD_CLI_1 ("exec-arguments", "set args", 1,
62a813cc YQ	100	&mi_suppress_notification.cmd_param_changed),
648beb2b YQ	101	DEF_MI_CMD_MI ("exec-continue", mi_cmd_exec_continue),
	102	DEF_MI_CMD_MI ("exec-finish", mi_cmd_exec_finish),
	103	DEF_MI_CMD_MI ("exec-jump", mi_cmd_exec_jump),
	104	DEF_MI_CMD_MI ("exec-interrupt", mi_cmd_exec_interrupt),
	105	DEF_MI_CMD_MI ("exec-next", mi_cmd_exec_next),
	106	DEF_MI_CMD_MI ("exec-next-instruction", mi_cmd_exec_next_instruction),
	107	DEF_MI_CMD_MI ("exec-return", mi_cmd_exec_return),
	108	DEF_MI_CMD_MI ("exec-run", mi_cmd_exec_run),
	109	DEF_MI_CMD_MI ("exec-step", mi_cmd_exec_step),
	110	DEF_MI_CMD_MI ("exec-step-instruction", mi_cmd_exec_step_instruction),
	111	DEF_MI_CMD_CLI ("exec-until", "until", 1),
	112	DEF_MI_CMD_CLI ("file-exec-and-symbols", "file", 1),
	113	DEF_MI_CMD_CLI ("file-exec-file", "exec-file", 1),
	114	DEF_MI_CMD_MI ("file-list-exec-source-file",
	115	mi_cmd_file_list_exec_source_file),
	116	DEF_MI_CMD_MI ("file-list-exec-source-files",
	117	mi_cmd_file_list_exec_source_files),
51457a05 MAL	118	DEF_MI_CMD_MI ("file-list-shared-libraries",
51457a05 MAL	119	mi_cmd_file_list_shared_libraries),
648beb2b YQ	120	DEF_MI_CMD_CLI ("file-symbol-file", "symbol-file", 1),
	121	DEF_MI_CMD_MI ("gdb-exit", mi_cmd_gdb_exit),
	122	DEF_MI_CMD_CLI_1 ("gdb-set", "set", 1,
	123	&mi_suppress_notification.cmd_param_changed),
	124	DEF_MI_CMD_CLI ("gdb-show", "show", 1),
	125	DEF_MI_CMD_CLI ("gdb-version", "show version", 0),
	126	DEF_MI_CMD_MI ("inferior-tty-set", mi_cmd_inferior_tty_set),
	127	DEF_MI_CMD_MI ("inferior-tty-show", mi_cmd_inferior_tty_show),
a7e332c2	128	DEF_MI_CMD_MI ("info-ada-exceptions", mi_cmd_info_ada_exceptions),
6b7cbff1	129	DEF_MI_CMD_MI ("info-gdb-mi-command", mi_cmd_info_gdb_mi_command),
648beb2b YQ	130	DEF_MI_CMD_MI ("info-os", mi_cmd_info_os),
	131	DEF_MI_CMD_MI ("interpreter-exec", mi_cmd_interpreter_exec),
	132	DEF_MI_CMD_MI ("list-features", mi_cmd_list_features),
	133	DEF_MI_CMD_MI ("list-target-features", mi_cmd_list_target_features),
	134	DEF_MI_CMD_MI ("list-thread-groups", mi_cmd_list_thread_groups),
	135	DEF_MI_CMD_MI ("remove-inferior", mi_cmd_remove_inferior),
	136	DEF_MI_CMD_MI ("stack-info-depth", mi_cmd_stack_info_depth),
	137	DEF_MI_CMD_MI ("stack-info-frame", mi_cmd_stack_info_frame),
	138	DEF_MI_CMD_MI ("stack-list-arguments", mi_cmd_stack_list_args),
	139	DEF_MI_CMD_MI ("stack-list-frames", mi_cmd_stack_list_frames),
	140	DEF_MI_CMD_MI ("stack-list-locals", mi_cmd_stack_list_locals),
	141	DEF_MI_CMD_MI ("stack-list-variables", mi_cmd_stack_list_variables),
4034d0ff AT	142	DEF_MI_CMD_MI_1 ("stack-select-frame", mi_cmd_stack_select_frame,
4034d0ff AT	143	&mi_suppress_notification.user_selected_context),
648beb2b YQ	144	DEF_MI_CMD_MI ("symbol-list-lines", mi_cmd_symbol_list_lines),
	145	DEF_MI_CMD_CLI ("target-attach", "attach", 1),
	146	DEF_MI_CMD_MI ("target-detach", mi_cmd_target_detach),
	147	DEF_MI_CMD_CLI ("target-disconnect", "disconnect", 0),
	148	DEF_MI_CMD_CLI ("target-download", "load", 1),
	149	DEF_MI_CMD_MI ("target-file-delete", mi_cmd_target_file_delete),
	150	DEF_MI_CMD_MI ("target-file-get", mi_cmd_target_file_get),
	151	DEF_MI_CMD_MI ("target-file-put", mi_cmd_target_file_put),
78cbbba8	152	DEF_MI_CMD_MI ("target-flash-erase", mi_cmd_target_flash_erase),
648beb2b YQ	153	DEF_MI_CMD_CLI ("target-select", "target", 1),
	154	DEF_MI_CMD_MI ("thread-info", mi_cmd_thread_info),
	155	DEF_MI_CMD_MI ("thread-list-ids", mi_cmd_thread_list_ids),
4034d0ff AT	156	DEF_MI_CMD_MI_1 ("thread-select", mi_cmd_thread_select,
4034d0ff AT	157	&mi_suppress_notification.user_selected_context),
648beb2b	158	DEF_MI_CMD_MI ("trace-define-variable", mi_cmd_trace_define_variable),
201b4506 YQ	159	DEF_MI_CMD_MI_1 ("trace-find", mi_cmd_trace_find,
201b4506 YQ	160	&mi_suppress_notification.traceframe),
dc673c81 YQ	161	DEF_MI_CMD_MI ("trace-frame-collected",
dc673c81 YQ	162	mi_cmd_trace_frame_collected),
648beb2b YQ	163	DEF_MI_CMD_MI ("trace-list-variables", mi_cmd_trace_list_variables),
	164	DEF_MI_CMD_MI ("trace-save", mi_cmd_trace_save),
	165	DEF_MI_CMD_MI ("trace-start", mi_cmd_trace_start),
	166	DEF_MI_CMD_MI ("trace-status", mi_cmd_trace_status),
	167	DEF_MI_CMD_MI ("trace-stop", mi_cmd_trace_stop),
	168	DEF_MI_CMD_MI ("var-assign", mi_cmd_var_assign),
	169	DEF_MI_CMD_MI ("var-create", mi_cmd_var_create),
	170	DEF_MI_CMD_MI ("var-delete", mi_cmd_var_delete),
	171	DEF_MI_CMD_MI ("var-evaluate-expression", mi_cmd_var_evaluate_expression),
	172	DEF_MI_CMD_MI ("var-info-path-expression", mi_cmd_var_info_path_expression),
	173	DEF_MI_CMD_MI ("var-info-expression", mi_cmd_var_info_expression),
	174	DEF_MI_CMD_MI ("var-info-num-children", mi_cmd_var_info_num_children),
	175	DEF_MI_CMD_MI ("var-info-type", mi_cmd_var_info_type),
	176	DEF_MI_CMD_MI ("var-list-children", mi_cmd_var_list_children),
	177	DEF_MI_CMD_MI ("var-set-format", mi_cmd_var_set_format),
	178	DEF_MI_CMD_MI ("var-set-frozen", mi_cmd_var_set_frozen),
	179	DEF_MI_CMD_MI ("var-set-update-range", mi_cmd_var_set_update_range),
	180	DEF_MI_CMD_MI ("var-set-visualizer", mi_cmd_var_set_visualizer),
	181	DEF_MI_CMD_MI ("var-show-attributes", mi_cmd_var_show_attributes),
	182	DEF_MI_CMD_MI ("var-show-format", mi_cmd_var_show_format),
	183	DEF_MI_CMD_MI ("var-update", mi_cmd_var_update),
b2af646b	184	{ NULL, }
fb40c209 AC	185	};
fb40c209 AC	186
2b03b41d	187	/* Pointer to the mi command table (built at run time). */
fb40c209 AC	188
	189	static struct mi_cmd **mi_table;
	190
2b03b41d	191	/* A prime large enough to accomodate the entire command table. */
fb40c209 AC	192	enum
	193	{
	194	MI_TABLE_SIZE = 227
	195	};
	196
2b03b41d	197	/* Exported function used to obtain info from the table. */
fb40c209 AC	198	struct mi_cmd *
	199	mi_lookup (const char *command)
	200	{
	201	return *lookup_table (command);
	202	}
	203
2b03b41d SS	204	/* Used for collecting hash hit/miss statistics. */
2b03b41d SS	205
fb40c209 AC	206	struct mi_cmd_stats
	207	{
	208	int hit;
	209	int miss;
	210	int rehash;
	211	};
	212	struct mi_cmd_stats stats;
	213
2b03b41d SS	214	/* Look up a command. */
2b03b41d SS	215
fb40c209 AC	216	static struct mi_cmd **
	217	lookup_table (const char *command)
	218	{
	219	const char *chp;
	220	unsigned int index = 0;
102040f0	221
2b03b41d	222	/* Compute our hash. */
fb40c209 AC	223	for (chp = command; *chp; chp++)
fb40c209 AC	224	{
2b03b41d	225	/* We use a somewhat arbitrary formula. */
fb40c209 AC	226	index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE;
fb40c209 AC	227	}
2b03b41d	228
fb40c209 AC	229	while (1)
	230	{
	231	struct mi_cmd **entry = &mi_table[index];
	232	if ((*entry) == 0)
	233	{
	234	/* not found, return pointer to next free. */
	235	stats.miss++;
	236	return entry;
	237	}
	238	if (strcmp (command, (*entry)->name) == 0)
	239	{
	240	stats.hit++;
	241	return entry; /* found */
	242	}
	243	index = (index + 1) % MI_TABLE_SIZE;
	244	stats.rehash++;
	245	}
	246	}
	247
	248	static void
	249	build_table (struct mi_cmd *commands)
	250	{
	251	int nr_rehash = 0;
	252	int nr_entries = 0;
	253	struct mi_cmd *command;
fb40c209	254
c4e54771	255	mi_table = XCNEWVEC (struct mi_cmd *, MI_TABLE_SIZE);
fb40c209 AC	256	for (command = commands; command->name != 0; command++)
	257	{
	258	struct mi_cmd **entry = lookup_table (command->name);
102040f0	259
fb40c209	260	if (*entry)
8e65ff28	261	internal_error (__FILE__, __LINE__,
e2e0b3e5	262	_("command `%s' appears to be duplicated"),
fb40c209 AC	263	command->name);
fb40c209 AC	264	*entry = command;
2b03b41d	265	/* FIXME lose these prints */
fb40c209 AC	266	if (0)
	267	{
	268	fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n",
	269	command->name, stats.rehash - nr_rehash);
	270	}
	271	nr_entries++;
	272	nr_rehash = stats.rehash;
	273	}
	274	if (0)
	275	{
	276	fprintf_filtered (gdb_stdlog, "Average %3.1f\n",
	277	(double) nr_rehash / (double) nr_entries);
	278	}
	279	}
	280
	281	void
fba45db2	282	_initialize_mi_cmds (void)
fb40c209 AC	283	{
	284	build_table (mi_cmds);
	285	memset (&stats, 0, sizeof (stats));
	286	}