/* 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 . */ #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)); }