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

/* MI Command Set for GDB, the GNU debugger.
   Copyright (C) 2000-2013 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 "gdb_string.h"
#include "mi-main.h"

extern void _initialize_mi_cmds (void);

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_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-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 ("exec-arguments", "set args", 1),
  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_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-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 ("stack-select-frame", mi_cmd_stack_select_frame),
  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_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 ("thread-select", mi_cmd_thread_select),
  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-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;
  int sizeof_table = sizeof (struct mi_cmd **) * MI_TABLE_SIZE;

  mi_table = xmalloc (sizeof_table);
  memset (mi_table, 0, sizeof_table);
  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.
28e7fd62	2	Copyright (C) 2000-2013 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"
27b82ed2	24	#include "gdb_string.h"
648beb2b	25	#include "mi-main.h"
fb40c209 AC	26
fb40c209 AC	27	extern void _initialize_mi_cmds (void);
2b03b41d	28
fb40c209 AC	29	struct mi_cmd;
	30	static struct mi_cmd *lookup_table (const char command);
	31	static void build_table (struct mi_cmd *commands);
	32
ef07a9f7	33	static struct mi_cmd mi_cmds[] =
fb40c209	34	{
648beb2b YQ	35	/* Define a MI command of NAME, and its corresponding CLI command is
	36	CLI_NAME. */
	37	#define DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, CALLED) \
	38	{ NAME, { CLI_NAME, ARGS_P}, NULL, CALLED }
	39	#define DEF_MI_CMD_CLI(NAME, CLI_NAME, ARGS_P) \
	40	DEF_MI_CMD_CLI_1(NAME, CLI_NAME, ARGS_P, NULL)
	41
	42	/* Define a MI command of NAME, and implemented by function MI_FUNC. */
	43	#define DEF_MI_CMD_MI_1(NAME, MI_FUNC, CALLED) \
	44	{ NAME, {NULL, 0}, MI_FUNC, CALLED }
	45	#define DEF_MI_CMD_MI(NAME, MI_FUNC) DEF_MI_CMD_MI_1(NAME, MI_FUNC, NULL)
	46
	47	DEF_MI_CMD_MI ("ada-task-info", mi_cmd_ada_task_info),
	48	DEF_MI_CMD_MI ("add-inferior", mi_cmd_add_inferior),
	49	DEF_MI_CMD_CLI_1 ("break-after", "ignore", 1,
	50	&mi_suppress_notification.breakpoint),
	51	DEF_MI_CMD_CLI_1 ("break-condition","cond", 1,
	52	&mi_suppress_notification.breakpoint),
	53	DEF_MI_CMD_MI_1 ("break-commands", mi_cmd_break_commands,
	54	&mi_suppress_notification.breakpoint),
	55	DEF_MI_CMD_CLI_1 ("break-delete", "delete breakpoint", 1,
	56	&mi_suppress_notification.breakpoint),
	57	DEF_MI_CMD_CLI_1 ("break-disable", "disable breakpoint", 1,
	58	&mi_suppress_notification.breakpoint),
	59	DEF_MI_CMD_CLI_1 ("break-enable", "enable breakpoint", 1,
	60	&mi_suppress_notification.breakpoint),
	61	DEF_MI_CMD_CLI ("break-info", "info break", 1),
	62	DEF_MI_CMD_MI_1 ("break-insert", mi_cmd_break_insert,
	63	&mi_suppress_notification.breakpoint),
	64	DEF_MI_CMD_CLI ("break-list", "info break", 0),
	65	DEF_MI_CMD_MI_1 ("break-passcount", mi_cmd_break_passcount,
	66	&mi_suppress_notification.breakpoint),
	67	DEF_MI_CMD_MI_1 ("break-watch", mi_cmd_break_watch,
	68	&mi_suppress_notification.breakpoint),
91985142 MG	69	DEF_MI_CMD_MI_1 ("catch-load", mi_cmd_catch_load,
	70	&mi_suppress_notification.breakpoint),
	71	DEF_MI_CMD_MI_1 ("catch-unload", mi_cmd_catch_unload,
	72	&mi_suppress_notification.breakpoint),
648beb2b YQ	73	DEF_MI_CMD_MI ("data-disassemble", mi_cmd_disassemble),
	74	DEF_MI_CMD_MI ("data-evaluate-expression", mi_cmd_data_evaluate_expression),
	75	DEF_MI_CMD_MI ("data-list-changed-registers",
	76	mi_cmd_data_list_changed_registers),
	77	DEF_MI_CMD_MI ("data-list-register-names", mi_cmd_data_list_register_names),
	78	DEF_MI_CMD_MI ("data-list-register-values", mi_cmd_data_list_register_values),
	79	DEF_MI_CMD_MI ("data-read-memory", mi_cmd_data_read_memory),
	80	DEF_MI_CMD_MI ("data-read-memory-bytes", mi_cmd_data_read_memory_bytes),
8de0566d YQ	81	DEF_MI_CMD_MI_1 ("data-write-memory", mi_cmd_data_write_memory,
	82	&mi_suppress_notification.memory),
	83	DEF_MI_CMD_MI_1 ("data-write-memory-bytes", mi_cmd_data_write_memory_bytes,
	84	&mi_suppress_notification.memory),
648beb2b YQ	85	DEF_MI_CMD_MI ("data-write-register-values",
	86	mi_cmd_data_write_register_values),
	87	DEF_MI_CMD_MI ("enable-timings", mi_cmd_enable_timings),
	88	DEF_MI_CMD_MI ("enable-pretty-printing", mi_cmd_enable_pretty_printing),
1e611234	89	DEF_MI_CMD_MI ("enable-frame-filters", mi_cmd_enable_frame_filters),
648beb2b YQ	90	DEF_MI_CMD_MI ("environment-cd", mi_cmd_env_cd),
	91	DEF_MI_CMD_MI ("environment-directory", mi_cmd_env_dir),
	92	DEF_MI_CMD_MI ("environment-path", mi_cmd_env_path),
	93	DEF_MI_CMD_MI ("environment-pwd", mi_cmd_env_pwd),
	94	DEF_MI_CMD_CLI ("exec-arguments", "set args", 1),
	95	DEF_MI_CMD_MI ("exec-continue", mi_cmd_exec_continue),
	96	DEF_MI_CMD_MI ("exec-finish", mi_cmd_exec_finish),
	97	DEF_MI_CMD_MI ("exec-jump", mi_cmd_exec_jump),
	98	DEF_MI_CMD_MI ("exec-interrupt", mi_cmd_exec_interrupt),
	99	DEF_MI_CMD_MI ("exec-next", mi_cmd_exec_next),
	100	DEF_MI_CMD_MI ("exec-next-instruction", mi_cmd_exec_next_instruction),
	101	DEF_MI_CMD_MI ("exec-return", mi_cmd_exec_return),
	102	DEF_MI_CMD_MI ("exec-run", mi_cmd_exec_run),
	103	DEF_MI_CMD_MI ("exec-step", mi_cmd_exec_step),
	104	DEF_MI_CMD_MI ("exec-step-instruction", mi_cmd_exec_step_instruction),
	105	DEF_MI_CMD_CLI ("exec-until", "until", 1),
	106	DEF_MI_CMD_CLI ("file-exec-and-symbols", "file", 1),
	107	DEF_MI_CMD_CLI ("file-exec-file", "exec-file", 1),
	108	DEF_MI_CMD_MI ("file-list-exec-source-file",
	109	mi_cmd_file_list_exec_source_file),
	110	DEF_MI_CMD_MI ("file-list-exec-source-files",
	111	mi_cmd_file_list_exec_source_files),
	112	DEF_MI_CMD_CLI ("file-symbol-file", "symbol-file", 1),
	113	DEF_MI_CMD_MI ("gdb-exit", mi_cmd_gdb_exit),
	114	DEF_MI_CMD_CLI_1 ("gdb-set", "set", 1,
	115	&mi_suppress_notification.cmd_param_changed),
	116	DEF_MI_CMD_CLI ("gdb-show", "show", 1),
	117	DEF_MI_CMD_CLI ("gdb-version", "show version", 0),
	118	DEF_MI_CMD_MI ("inferior-tty-set", mi_cmd_inferior_tty_set),
	119	DEF_MI_CMD_MI ("inferior-tty-show", mi_cmd_inferior_tty_show),
	120	DEF_MI_CMD_MI ("info-os", mi_cmd_info_os),
	121	DEF_MI_CMD_MI ("interpreter-exec", mi_cmd_interpreter_exec),
	122	DEF_MI_CMD_MI ("list-features", mi_cmd_list_features),
	123	DEF_MI_CMD_MI ("list-target-features", mi_cmd_list_target_features),
	124	DEF_MI_CMD_MI ("list-thread-groups", mi_cmd_list_thread_groups),
	125	DEF_MI_CMD_MI ("remove-inferior", mi_cmd_remove_inferior),
	126	DEF_MI_CMD_MI ("stack-info-depth", mi_cmd_stack_info_depth),
	127	DEF_MI_CMD_MI ("stack-info-frame", mi_cmd_stack_info_frame),
	128	DEF_MI_CMD_MI ("stack-list-arguments", mi_cmd_stack_list_args),
	129	DEF_MI_CMD_MI ("stack-list-frames", mi_cmd_stack_list_frames),
	130	DEF_MI_CMD_MI ("stack-list-locals", mi_cmd_stack_list_locals),
	131	DEF_MI_CMD_MI ("stack-list-variables", mi_cmd_stack_list_variables),
	132	DEF_MI_CMD_MI ("stack-select-frame", mi_cmd_stack_select_frame),
	133	DEF_MI_CMD_MI ("symbol-list-lines", mi_cmd_symbol_list_lines),
	134	DEF_MI_CMD_CLI ("target-attach", "attach", 1),
	135	DEF_MI_CMD_MI ("target-detach", mi_cmd_target_detach),
	136	DEF_MI_CMD_CLI ("target-disconnect", "disconnect", 0),
	137	DEF_MI_CMD_CLI ("target-download", "load", 1),
	138	DEF_MI_CMD_MI ("target-file-delete", mi_cmd_target_file_delete),
	139	DEF_MI_CMD_MI ("target-file-get", mi_cmd_target_file_get),
	140	DEF_MI_CMD_MI ("target-file-put", mi_cmd_target_file_put),
	141	DEF_MI_CMD_CLI ("target-select", "target", 1),
	142	DEF_MI_CMD_MI ("thread-info", mi_cmd_thread_info),
	143	DEF_MI_CMD_MI ("thread-list-ids", mi_cmd_thread_list_ids),
	144	DEF_MI_CMD_MI ("thread-select", mi_cmd_thread_select),
	145	DEF_MI_CMD_MI ("trace-define-variable", mi_cmd_trace_define_variable),
201b4506 YQ	146	DEF_MI_CMD_MI_1 ("trace-find", mi_cmd_trace_find,
201b4506 YQ	147	&mi_suppress_notification.traceframe),
648beb2b YQ	148	DEF_MI_CMD_MI ("trace-list-variables", mi_cmd_trace_list_variables),
	149	DEF_MI_CMD_MI ("trace-save", mi_cmd_trace_save),
	150	DEF_MI_CMD_MI ("trace-start", mi_cmd_trace_start),
	151	DEF_MI_CMD_MI ("trace-status", mi_cmd_trace_status),
	152	DEF_MI_CMD_MI ("trace-stop", mi_cmd_trace_stop),
	153	DEF_MI_CMD_MI ("var-assign", mi_cmd_var_assign),
	154	DEF_MI_CMD_MI ("var-create", mi_cmd_var_create),
	155	DEF_MI_CMD_MI ("var-delete", mi_cmd_var_delete),
	156	DEF_MI_CMD_MI ("var-evaluate-expression", mi_cmd_var_evaluate_expression),
	157	DEF_MI_CMD_MI ("var-info-path-expression", mi_cmd_var_info_path_expression),
	158	DEF_MI_CMD_MI ("var-info-expression", mi_cmd_var_info_expression),
	159	DEF_MI_CMD_MI ("var-info-num-children", mi_cmd_var_info_num_children),
	160	DEF_MI_CMD_MI ("var-info-type", mi_cmd_var_info_type),
	161	DEF_MI_CMD_MI ("var-list-children", mi_cmd_var_list_children),
	162	DEF_MI_CMD_MI ("var-set-format", mi_cmd_var_set_format),
	163	DEF_MI_CMD_MI ("var-set-frozen", mi_cmd_var_set_frozen),
	164	DEF_MI_CMD_MI ("var-set-update-range", mi_cmd_var_set_update_range),
	165	DEF_MI_CMD_MI ("var-set-visualizer", mi_cmd_var_set_visualizer),
	166	DEF_MI_CMD_MI ("var-show-attributes", mi_cmd_var_show_attributes),
	167	DEF_MI_CMD_MI ("var-show-format", mi_cmd_var_show_format),
	168	DEF_MI_CMD_MI ("var-update", mi_cmd_var_update),
b2af646b	169	{ NULL, }
fb40c209 AC	170	};
fb40c209 AC	171
2b03b41d	172	/* Pointer to the mi command table (built at run time). */
fb40c209 AC	173
	174	static struct mi_cmd **mi_table;
	175
2b03b41d	176	/* A prime large enough to accomodate the entire command table. */
fb40c209 AC	177	enum
	178	{
	179	MI_TABLE_SIZE = 227
	180	};
	181
2b03b41d	182	/* Exported function used to obtain info from the table. */
fb40c209 AC	183	struct mi_cmd *
	184	mi_lookup (const char *command)
	185	{
	186	return *lookup_table (command);
	187	}
	188
2b03b41d SS	189	/* Used for collecting hash hit/miss statistics. */
2b03b41d SS	190
fb40c209 AC	191	struct mi_cmd_stats
	192	{
	193	int hit;
	194	int miss;
	195	int rehash;
	196	};
	197	struct mi_cmd_stats stats;
	198
2b03b41d SS	199	/* Look up a command. */
2b03b41d SS	200
fb40c209 AC	201	static struct mi_cmd **
	202	lookup_table (const char *command)
	203	{
	204	const char *chp;
	205	unsigned int index = 0;
102040f0	206
2b03b41d	207	/* Compute our hash. */
fb40c209 AC	208	for (chp = command; *chp; chp++)
fb40c209 AC	209	{
2b03b41d	210	/* We use a somewhat arbitrary formula. */
fb40c209 AC	211	index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE;
fb40c209 AC	212	}
2b03b41d	213
fb40c209 AC	214	while (1)
	215	{
	216	struct mi_cmd **entry = &mi_table[index];
	217	if ((*entry) == 0)
	218	{
	219	/* not found, return pointer to next free. */
	220	stats.miss++;
	221	return entry;
	222	}
	223	if (strcmp (command, (*entry)->name) == 0)
	224	{
	225	stats.hit++;
	226	return entry; /* found */
	227	}
	228	index = (index + 1) % MI_TABLE_SIZE;
	229	stats.rehash++;
	230	}
	231	}
	232
	233	static void
	234	build_table (struct mi_cmd *commands)
	235	{
	236	int nr_rehash = 0;
	237	int nr_entries = 0;
	238	struct mi_cmd *command;
	239	int sizeof_table = sizeof (struct mi_cmd *) MI_TABLE_SIZE;
	240
	241	mi_table = xmalloc (sizeof_table);
	242	memset (mi_table, 0, sizeof_table);
	243	for (command = commands; command->name != 0; command++)
	244	{
	245	struct mi_cmd **entry = lookup_table (command->name);
102040f0	246
fb40c209	247	if (*entry)
8e65ff28	248	internal_error (__FILE__, __LINE__,
e2e0b3e5	249	_("command `%s' appears to be duplicated"),
fb40c209 AC	250	command->name);
fb40c209 AC	251	*entry = command;
2b03b41d	252	/* FIXME lose these prints */
fb40c209 AC	253	if (0)
	254	{
	255	fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n",
	256	command->name, stats.rehash - nr_rehash);
	257	}
	258	nr_entries++;
	259	nr_rehash = stats.rehash;
	260	}
	261	if (0)
	262	{
	263	fprintf_filtered (gdb_stdlog, "Average %3.1f\n",
	264	(double) nr_rehash / (double) nr_entries);
	265	}
	266	}
	267
	268	void
fba45db2	269	_initialize_mi_cmds (void)
fb40c209 AC	270	{
	271	build_table (mi_cmds);
	272	memset (&stats, 0, sizeof (stats));
	273	}