| 1 | /* MI Command Set for GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright 2000, 2001, 2003 Free Software Foundation, Inc. |
| 4 | |
| 5 | Contributed by Cygnus Solutions (a Red Hat company). |
| 6 | |
| 7 | This file is part of GDB. |
| 8 | |
| 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 2 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 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. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program; if not, write to the Free Software |
| 21 | Foundation, Inc., 59 Temple Place - Suite 330, |
| 22 | Boston, MA 02111-1307, USA. */ |
| 23 | |
| 24 | #include "defs.h" |
| 25 | #include "top.h" |
| 26 | #include "mi-cmds.h" |
| 27 | #include "gdb_string.h" |
| 28 | |
| 29 | extern void _initialize_mi_cmds (void); |
| 30 | struct mi_cmd; |
| 31 | static struct mi_cmd **lookup_table (const char *command); |
| 32 | static void build_table (struct mi_cmd *commands); |
| 33 | |
| 34 | |
| 35 | struct mi_cmd mi_cmds[] = |
| 36 | { |
| 37 | { "break-after", { "ignore", 1 }, NULL, NULL }, |
| 38 | { "break-catch", { NULL, 0 }, NULL, NULL }, |
| 39 | { "break-commands", { NULL, 0 }, NULL, NULL }, |
| 40 | { "break-condition", { "cond", 1 }, NULL, NULL }, |
| 41 | { "break-delete", { "delete breakpoint", 1 }, NULL, NULL }, |
| 42 | { "break-disable", { "disable breakpoint", 1 }, NULL, NULL }, |
| 43 | { "break-enable", { "enable breakpoint", 1 }, NULL, NULL }, |
| 44 | { "break-info", { "info break", 1 }, NULL, NULL }, |
| 45 | { "break-insert", { NULL, 0 }, 0, mi_cmd_break_insert}, |
| 46 | { "break-list", { "info break", }, NULL, NULL }, |
| 47 | { "break-watch", { NULL, 0 }, 0, mi_cmd_break_watch}, |
| 48 | { "data-disassemble", { NULL, 0 }, 0, mi_cmd_disassemble}, |
| 49 | { "data-evaluate-expression", { NULL, 0 }, 0, mi_cmd_data_evaluate_expression}, |
| 50 | { "data-list-changed-registers", { NULL, 0 }, 0, mi_cmd_data_list_changed_registers}, |
| 51 | { "data-list-register-names", { NULL, 0 }, 0, mi_cmd_data_list_register_names}, |
| 52 | { "data-list-register-values", { NULL, 0 }, 0, mi_cmd_data_list_register_values}, |
| 53 | { "data-read-memory", { NULL, 0 }, 0, mi_cmd_data_read_memory}, |
| 54 | { "data-write-memory", { NULL, 0 }, 0, mi_cmd_data_write_memory}, |
| 55 | { "data-write-register-values", { NULL, 0 }, 0, mi_cmd_data_write_register_values}, |
| 56 | { "display-delete", { NULL, 0 }, NULL, NULL }, |
| 57 | { "display-disable", { NULL, 0 }, NULL, NULL }, |
| 58 | { "display-enable", { NULL, 0 }, NULL, NULL }, |
| 59 | { "display-insert", { NULL, 0 }, NULL, NULL }, |
| 60 | { "display-list", { NULL, 0 }, NULL, NULL }, |
| 61 | { "environment-cd", { NULL, 0 }, 0, mi_cmd_env_cd}, |
| 62 | { "environment-directory", { NULL, 0 }, 0, mi_cmd_env_dir}, |
| 63 | { "environment-path", { NULL, 0 }, 0, mi_cmd_env_path}, |
| 64 | { "environment-pwd", { NULL, 0 }, 0, mi_cmd_env_pwd}, |
| 65 | { "exec-abort", { NULL, 0 }, NULL, NULL }, |
| 66 | { "exec-arguments", { "set args", 1 }, NULL, NULL }, |
| 67 | { "exec-continue", { NULL, 0 }, mi_cmd_exec_continue}, |
| 68 | { "exec-finish", { NULL, 0 }, mi_cmd_exec_finish}, |
| 69 | { "exec-interrupt", { NULL, 0 }, mi_cmd_exec_interrupt}, |
| 70 | { "exec-next", { NULL, 0 }, mi_cmd_exec_next}, |
| 71 | { "exec-next-instruction", { NULL, 0 }, mi_cmd_exec_next_instruction}, |
| 72 | { "exec-return", { NULL, 0 }, mi_cmd_exec_return}, |
| 73 | { "exec-run", { NULL, 0 }, mi_cmd_exec_run}, |
| 74 | { "exec-show-arguments", { NULL, 0 }, NULL, NULL }, |
| 75 | { "exec-signal", { NULL, 0 }, NULL, NULL }, |
| 76 | { "exec-step", { NULL, 0 }, mi_cmd_exec_step}, |
| 77 | { "exec-step-instruction", { NULL, 0 }, mi_cmd_exec_step_instruction}, |
| 78 | { "exec-until", { NULL, 0 }, mi_cmd_exec_until}, |
| 79 | { "file-clear", { NULL, 0 }, NULL, NULL }, |
| 80 | { "file-exec-and-symbols", { "file", 1 }, NULL, NULL }, |
| 81 | { "file-exec-file", { "exec-file", 1 }, NULL, NULL }, |
| 82 | { "file-list-exec-sections", { NULL, 0 }, NULL, NULL }, |
| 83 | { "file-list-exec-source-file", { NULL, 0 }, 0, mi_cmd_file_list_exec_source_file}, |
| 84 | { "file-list-exec-source-files", { NULL, 0 }, NULL, mi_cmd_file_list_exec_source_files }, |
| 85 | { "file-list-shared-libraries", { NULL, 0 }, NULL, NULL }, |
| 86 | { "file-list-symbol-files", { NULL, 0 }, NULL, NULL }, |
| 87 | { "file-symbol-file", { "symbol-file", 1 }, NULL, NULL }, |
| 88 | { "gdb-complete", { NULL, 0 }, NULL, NULL }, |
| 89 | { "gdb-exit", { NULL, 0 }, 0, mi_cmd_gdb_exit}, |
| 90 | { "gdb-set", { "set", 1 }, NULL, NULL }, |
| 91 | { "gdb-show", { "show", 1 }, NULL, NULL }, |
| 92 | { "gdb-source", { NULL, 0 }, NULL, NULL }, |
| 93 | { "gdb-version", { "show version", 0 }, 0 }, |
| 94 | { "interpreter-exec", { NULL, 0 }, 0, mi_cmd_interpreter_exec}, |
| 95 | { "kod-info", { NULL, 0 }, NULL, NULL }, |
| 96 | { "kod-list", { NULL, 0 }, NULL, NULL }, |
| 97 | { "kod-list-object-types", { NULL, 0 }, NULL, NULL }, |
| 98 | { "kod-show", { NULL, 0 }, NULL, NULL }, |
| 99 | { "overlay-auto", { NULL, 0 }, NULL, NULL }, |
| 100 | { "overlay-list-mapping-state", { NULL, 0 }, NULL, NULL }, |
| 101 | { "overlay-list-overlays", { NULL, 0 }, NULL, NULL }, |
| 102 | { "overlay-map", { NULL, 0 }, NULL, NULL }, |
| 103 | { "overlay-off", { NULL, 0 }, NULL, NULL }, |
| 104 | { "overlay-on", { NULL, 0 }, NULL, NULL }, |
| 105 | { "overlay-unmap", { NULL, 0 }, NULL, NULL }, |
| 106 | { "signal-handle", { NULL, 0 }, NULL, NULL }, |
| 107 | { "signal-list-handle-actions", { NULL, 0 }, NULL, NULL }, |
| 108 | { "signal-list-signal-types", { NULL, 0 }, NULL, NULL }, |
| 109 | { "stack-info-depth", { NULL, 0 }, 0, mi_cmd_stack_info_depth}, |
| 110 | { "stack-info-frame", { NULL, 0 }, NULL, NULL }, |
| 111 | { "stack-list-arguments", { NULL, 0 }, 0, mi_cmd_stack_list_args}, |
| 112 | { "stack-list-exception-handlers", { NULL, 0 }, NULL, NULL }, |
| 113 | { "stack-list-frames", { NULL, 0 }, 0, mi_cmd_stack_list_frames}, |
| 114 | { "stack-list-locals", { NULL, 0 }, 0, mi_cmd_stack_list_locals}, |
| 115 | { "stack-select-frame", { NULL, 0 }, 0, mi_cmd_stack_select_frame}, |
| 116 | { "symbol-info-address", { NULL, 0 }, NULL, NULL }, |
| 117 | { "symbol-info-file", { NULL, 0 }, NULL, NULL }, |
| 118 | { "symbol-info-function", { NULL, 0 }, NULL, NULL }, |
| 119 | { "symbol-info-line", { NULL, 0 }, NULL, NULL }, |
| 120 | { "symbol-info-symbol", { NULL, 0 }, NULL, NULL }, |
| 121 | { "symbol-list-functions", { NULL, 0 }, NULL, NULL }, |
| 122 | { "symbol-list-lines", { NULL, 0 }, 0, mi_cmd_symbol_list_lines}, |
| 123 | { "symbol-list-types", { NULL, 0 }, NULL, NULL }, |
| 124 | { "symbol-list-variables", { NULL, 0 }, NULL, NULL }, |
| 125 | { "symbol-locate", { NULL, 0 }, NULL, NULL }, |
| 126 | { "symbol-type", { NULL, 0 }, NULL, NULL }, |
| 127 | { "target-attach", { NULL, 0 }, NULL, NULL }, |
| 128 | { "target-compare-sections", { NULL, 0 }, NULL, NULL }, |
| 129 | { "target-detach", { "detach", 0 }, 0 }, |
| 130 | { "target-disconnect", { "disconnect", 0 }, 0 }, |
| 131 | { "target-download", { NULL, 0 }, mi_cmd_target_download}, |
| 132 | { "target-exec-status", { NULL, 0 }, NULL, NULL }, |
| 133 | { "target-list-available-targets", { NULL, 0 }, NULL, NULL }, |
| 134 | { "target-list-current-targets", { NULL, 0 }, NULL, NULL }, |
| 135 | { "target-list-parameters", { NULL, 0 }, NULL, NULL }, |
| 136 | { "target-select", { NULL, 0 }, mi_cmd_target_select}, |
| 137 | { "thread-info", { NULL, 0 }, NULL, NULL }, |
| 138 | { "thread-list-all-threads", { NULL, 0 }, NULL, NULL }, |
| 139 | { "thread-list-ids", { NULL, 0 }, 0, mi_cmd_thread_list_ids}, |
| 140 | { "thread-select", { NULL, 0 }, 0, mi_cmd_thread_select}, |
| 141 | { "trace-actions", { NULL, 0 }, NULL, NULL }, |
| 142 | { "trace-delete", { NULL, 0 }, NULL, NULL }, |
| 143 | { "trace-disable", { NULL, 0 }, NULL, NULL }, |
| 144 | { "trace-dump", { NULL, 0 }, NULL, NULL }, |
| 145 | { "trace-enable", { NULL, 0 }, NULL, NULL }, |
| 146 | { "trace-exists", { NULL, 0 }, NULL, NULL }, |
| 147 | { "trace-find", { NULL, 0 }, NULL, NULL }, |
| 148 | { "trace-frame-number", { NULL, 0 }, NULL, NULL }, |
| 149 | { "trace-info", { NULL, 0 }, NULL, NULL }, |
| 150 | { "trace-insert", { NULL, 0 }, NULL, NULL }, |
| 151 | { "trace-list", { NULL, 0 }, NULL, NULL }, |
| 152 | { "trace-pass-count", { NULL, 0 }, NULL, NULL }, |
| 153 | { "trace-save", { NULL, 0 }, NULL, NULL }, |
| 154 | { "trace-start", { NULL, 0 }, NULL, NULL }, |
| 155 | { "trace-stop", { NULL, 0 }, NULL, NULL }, |
| 156 | { "var-assign", { NULL, 0 }, 0, mi_cmd_var_assign}, |
| 157 | { "var-create", { NULL, 0 }, 0, mi_cmd_var_create}, |
| 158 | { "var-delete", { NULL, 0 }, 0, mi_cmd_var_delete}, |
| 159 | { "var-evaluate-expression", { NULL, 0 }, 0, mi_cmd_var_evaluate_expression}, |
| 160 | { "var-info-expression", { NULL, 0 }, 0, mi_cmd_var_info_expression}, |
| 161 | { "var-info-num-children", { NULL, 0 }, 0, mi_cmd_var_info_num_children}, |
| 162 | { "var-info-type", { NULL, 0 }, 0, mi_cmd_var_info_type}, |
| 163 | { "var-list-children", { NULL, 0 }, 0, mi_cmd_var_list_children}, |
| 164 | { "var-set-format", { NULL, 0 }, 0, mi_cmd_var_set_format}, |
| 165 | { "var-show-attributes", { NULL, 0 }, 0, mi_cmd_var_show_attributes}, |
| 166 | { "var-show-format", { NULL, 0 }, 0, mi_cmd_var_show_format}, |
| 167 | { "var-update", { NULL, 0 }, 0, mi_cmd_var_update}, |
| 168 | { NULL, } |
| 169 | }; |
| 170 | |
| 171 | /* Pointer to the mi command table (built at run time) */ |
| 172 | |
| 173 | static struct mi_cmd **mi_table; |
| 174 | |
| 175 | /* A prime large enough to accomodate the entire command table */ |
| 176 | enum |
| 177 | { |
| 178 | MI_TABLE_SIZE = 227 |
| 179 | }; |
| 180 | |
| 181 | /* Exported function used to obtain info from the table */ |
| 182 | struct mi_cmd * |
| 183 | mi_lookup (const char *command) |
| 184 | { |
| 185 | return *lookup_table (command); |
| 186 | } |
| 187 | |
| 188 | /* stat collecting */ |
| 189 | struct mi_cmd_stats |
| 190 | { |
| 191 | int hit; |
| 192 | int miss; |
| 193 | int rehash; |
| 194 | }; |
| 195 | struct mi_cmd_stats stats; |
| 196 | |
| 197 | /* our lookup function */ |
| 198 | static struct mi_cmd ** |
| 199 | lookup_table (const char *command) |
| 200 | { |
| 201 | const char *chp; |
| 202 | unsigned int index = 0; |
| 203 | /* compute our hash */ |
| 204 | for (chp = command; *chp; chp++) |
| 205 | { |
| 206 | /* some what arbitrary */ |
| 207 | index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE; |
| 208 | } |
| 209 | /* look it up */ |
| 210 | while (1) |
| 211 | { |
| 212 | struct mi_cmd **entry = &mi_table[index]; |
| 213 | if ((*entry) == 0) |
| 214 | { |
| 215 | /* not found, return pointer to next free. */ |
| 216 | stats.miss++; |
| 217 | return entry; |
| 218 | } |
| 219 | if (strcmp (command, (*entry)->name) == 0) |
| 220 | { |
| 221 | stats.hit++; |
| 222 | return entry; /* found */ |
| 223 | } |
| 224 | index = (index + 1) % MI_TABLE_SIZE; |
| 225 | stats.rehash++; |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | static void |
| 230 | build_table (struct mi_cmd *commands) |
| 231 | { |
| 232 | int nr_rehash = 0; |
| 233 | int nr_entries = 0; |
| 234 | struct mi_cmd *command; |
| 235 | int sizeof_table = sizeof (struct mi_cmd **) * MI_TABLE_SIZE; |
| 236 | |
| 237 | mi_table = xmalloc (sizeof_table); |
| 238 | memset (mi_table, 0, sizeof_table); |
| 239 | for (command = commands; command->name != 0; command++) |
| 240 | { |
| 241 | struct mi_cmd **entry = lookup_table (command->name); |
| 242 | if (*entry) |
| 243 | internal_error (__FILE__, __LINE__, |
| 244 | _("command `%s' appears to be duplicated"), |
| 245 | command->name); |
| 246 | *entry = command; |
| 247 | if (0) |
| 248 | { |
| 249 | fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n", |
| 250 | command->name, stats.rehash - nr_rehash); |
| 251 | } |
| 252 | nr_entries++; |
| 253 | nr_rehash = stats.rehash; |
| 254 | } |
| 255 | if (0) |
| 256 | { |
| 257 | fprintf_filtered (gdb_stdlog, "Average %3.1f\n", |
| 258 | (double) nr_rehash / (double) nr_entries); |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | void |
| 263 | _initialize_mi_cmds (void) |
| 264 | { |
| 265 | build_table (mi_cmds); |
| 266 | memset (&stats, 0, sizeof (stats)); |
| 267 | } |