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4389a95a AC |
1 | /* MI Command Set for GDB, the GNU debugger. |
2 | ||
3 | Copyright 2000, 2001, 2003 Free Software Foundation, Inc. | |
4 | ||
ab91fdd5 | 5 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
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" | |
27b82ed2 | 27 | #include "gdb_string.h" |
fb40c209 AC |
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 | { | |
b2af646b AC |
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}, | |
57c22c6c | 84 | { "file-list-exec-source-files", { NULL, 0 }, NULL, mi_cmd_file_list_exec_source_files }, |
b2af646b AC |
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, } | |
fb40c209 AC |
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) | |
8e65ff28 AC |
243 | internal_error (__FILE__, __LINE__, |
244 | "command `%s' appears to be duplicated", | |
fb40c209 AC |
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 | |
fba45db2 | 263 | _initialize_mi_cmds (void) |
fb40c209 AC |
264 | { |
265 | build_table (mi_cmds); | |
266 | memset (&stats, 0, sizeof (stats)); | |
267 | } |