| /* MI Command Set. |
| Copyright 2000, 2001 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 2 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, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "defs.h" |
| #include "top.h" |
| #include "mi-cmds.h" |
| #include "gdb_string.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); |
| |
| |
| struct mi_cmd mi_cmds[] = |
| { |
| {"break-after", "ignore %s", 0}, |
| {"break-catch", 0, 0}, |
| {"break-commands", 0, 0}, |
| {"break-condition", "cond %s", 0}, |
| {"break-delete", "delete breakpoint %s", 0}, |
| {"break-disable", "disable breakpoint %s", 0}, |
| {"break-enable", "enable breakpoint %s", 0}, |
| {"break-info", "info break %s", 0}, |
| {"break-insert", 0, 0, mi_cmd_break_insert}, |
| {"break-list", "info break", 0}, |
| {"break-watch", 0, 0, mi_cmd_break_watch}, |
| {"data-disassemble", 0, 0, mi_cmd_disassemble}, |
| {"data-evaluate-expression", 0, 0, mi_cmd_data_evaluate_expression}, |
| {"data-list-changed-registers", 0, 0, mi_cmd_data_list_changed_registers}, |
| {"data-list-register-names", 0, 0, mi_cmd_data_list_register_names}, |
| {"data-list-register-values", 0, 0, mi_cmd_data_list_register_values}, |
| {"data-read-memory", 0, 0, mi_cmd_data_read_memory}, |
| {"data-write-memory", 0, 0, mi_cmd_data_write_memory}, |
| {"data-write-register-values", 0, 0, mi_cmd_data_write_register_values}, |
| {"display-delete", 0, 0}, |
| {"display-disable", 0, 0}, |
| {"display-enable", 0, 0}, |
| {"display-insert", 0, 0}, |
| {"display-list", 0, 0}, |
| {"environment-cd", "cd %s", 0}, |
| {"environment-directory", "dir %s", 0}, |
| {"environment-path", "path %s", 0}, |
| {"environment-pwd", "pwd", 0}, |
| {"exec-abort", 0, 0}, |
| {"exec-arguments", "set args %s", 0}, |
| {"exec-continue", 0, mi_cmd_exec_continue}, |
| {"exec-finish", 0, mi_cmd_exec_finish}, |
| {"exec-interrupt", 0, mi_cmd_exec_interrupt}, |
| {"exec-next", 0, mi_cmd_exec_next}, |
| {"exec-next-instruction", 0, mi_cmd_exec_next_instruction}, |
| {"exec-return", 0, mi_cmd_exec_return}, |
| {"exec-run", 0, mi_cmd_exec_run}, |
| {"exec-show-arguments", 0, 0}, |
| {"exec-signal", 0, 0}, |
| {"exec-step", 0, mi_cmd_exec_step}, |
| {"exec-step-instruction", 0, mi_cmd_exec_step_instruction}, |
| {"exec-until", 0, mi_cmd_exec_until}, |
| {"file-clear", 0, 0}, |
| {"file-exec-and-symbols", "file %s", 0}, |
| {"file-exec-file", "exec-file %s", 0}, |
| {"file-list-exec-sections", 0, 0}, |
| {"file-list-exec-source-files", 0, 0}, |
| {"file-list-shared-libraries", 0, 0}, |
| {"file-list-symbol-files", 0, 0}, |
| {"file-symbol-file", "symbol-file %s", 0}, |
| {"gdb-complete", 0, 0}, |
| {"gdb-exit", 0, 0, mi_cmd_gdb_exit}, |
| {"gdb-set", "set %s", 0}, |
| {"gdb-show", "show %s", 0}, |
| {"gdb-source", 0, 0}, |
| {"gdb-version", "show version", 0}, |
| {"kod-info", 0, 0}, |
| {"kod-list", 0, 0}, |
| {"kod-list-object-types", 0, 0}, |
| {"kod-show", 0, 0}, |
| {"overlay-auto", 0, 0}, |
| {"overlay-list-mapping-state", 0, 0}, |
| {"overlay-list-overlays", 0, 0}, |
| {"overlay-map", 0, 0}, |
| {"overlay-off", 0, 0}, |
| {"overlay-on", 0, 0}, |
| {"overlay-unmap", 0, 0}, |
| {"signal-handle", 0, 0}, |
| {"signal-list-handle-actions", 0, 0}, |
| {"signal-list-signal-types", 0, 0}, |
| {"stack-info-depth", 0, 0, mi_cmd_stack_info_depth}, |
| {"stack-info-frame", 0, 0}, |
| {"stack-list-arguments", 0, 0, mi_cmd_stack_list_args}, |
| {"stack-list-exception-handlers", 0, 0}, |
| {"stack-list-frames", 0, 0, mi_cmd_stack_list_frames}, |
| {"stack-list-locals", 0, 0, mi_cmd_stack_list_locals}, |
| {"stack-select-frame", 0, 0, mi_cmd_stack_select_frame}, |
| {"symbol-info-address", 0, 0}, |
| {"symbol-info-file", 0, 0}, |
| {"symbol-info-function", 0, 0}, |
| {"symbol-info-line", 0, 0}, |
| {"symbol-info-symbol", 0, 0}, |
| {"symbol-list-functions", 0, 0}, |
| {"symbol-list-types", 0, 0}, |
| {"symbol-list-variables", 0, 0}, |
| {"symbol-locate", 0, 0}, |
| {"symbol-type", 0, 0}, |
| {"target-attach", 0, 0}, |
| {"target-compare-sections", 0, 0}, |
| {"target-detach", "detach", 0}, |
| {"target-download", 0, mi_cmd_target_download}, |
| {"target-exec-status", 0, 0}, |
| {"target-list-available-targets", 0, 0}, |
| {"target-list-current-targets", 0, 0}, |
| {"target-list-parameters", 0, 0}, |
| {"target-select", 0, mi_cmd_target_select}, |
| {"thread-info", 0, 0}, |
| {"thread-list-all-threads", 0, 0}, |
| {"thread-list-ids", 0, 0, mi_cmd_thread_list_ids}, |
| {"thread-select", 0, 0, mi_cmd_thread_select}, |
| {"trace-actions", 0, 0}, |
| {"trace-delete", 0, 0}, |
| {"trace-disable", 0, 0}, |
| {"trace-dump", 0, 0}, |
| {"trace-enable", 0, 0}, |
| {"trace-exists", 0, 0}, |
| {"trace-find", 0, 0}, |
| {"trace-frame-number", 0, 0}, |
| {"trace-info", 0, 0}, |
| {"trace-insert", 0, 0}, |
| {"trace-list", 0, 0}, |
| {"trace-pass-count", 0, 0}, |
| {"trace-save", 0, 0}, |
| {"trace-start", 0, 0}, |
| {"trace-stop", 0, 0}, |
| {"var-assign", 0, 0, mi_cmd_var_assign}, |
| {"var-create", 0, 0, mi_cmd_var_create}, |
| {"var-delete", 0, 0, mi_cmd_var_delete}, |
| {"var-evaluate-expression", 0, 0, mi_cmd_var_evaluate_expression}, |
| {"var-info-expression", 0, 0, mi_cmd_var_info_expression}, |
| {"var-info-num-children", 0, 0, mi_cmd_var_info_num_children}, |
| {"var-info-type", 0, 0, mi_cmd_var_info_type}, |
| {"var-list-children", 0, 0, mi_cmd_var_list_children}, |
| {"var-set-format", 0, 0, mi_cmd_var_set_format}, |
| {"var-show-attributes", 0, 0, mi_cmd_var_show_attributes}, |
| {"var-show-format", 0, 0, mi_cmd_var_show_format}, |
| {"var-update", 0, 0, mi_cmd_var_update}, |
| {0,} |
| }; |
| |
| /* 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); |
| } |
| |
| /* stat collecting */ |
| struct mi_cmd_stats |
| { |
| int hit; |
| int miss; |
| int rehash; |
| }; |
| struct mi_cmd_stats stats; |
| |
| /* our lookup function */ |
| static struct mi_cmd ** |
| lookup_table (const char *command) |
| { |
| const char *chp; |
| unsigned int index = 0; |
| /* compute our hash */ |
| for (chp = command; *chp; chp++) |
| { |
| /* some what arbitrary */ |
| index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE; |
| } |
| /* look it up */ |
| 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; |
| 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)); |
| } |