265 lines
8.1 KiB
C
265 lines
8.1 KiB
C
/* MI Command Set for GDB, the GNU debugger.
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Copyright 2000, 2001, 2003 Free Software Foundation, Inc.
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Contributed by Cygnus Solutions (a Red Hat company).
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "top.h"
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#include "mi-cmds.h"
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#include "gdb_string.h"
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extern void _initialize_mi_cmds (void);
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struct mi_cmd;
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static struct mi_cmd **lookup_table (const char *command);
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static void build_table (struct mi_cmd *commands);
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struct mi_cmd mi_cmds[] =
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{
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{"break-after", "ignore %s", 0},
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{"break-catch", 0, 0},
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{"break-commands", 0, 0},
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{"break-condition", "cond %s", 0},
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{"break-delete", "delete breakpoint %s", 0},
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{"break-disable", "disable breakpoint %s", 0},
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{"break-enable", "enable breakpoint %s", 0},
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{"break-info", "info break %s", 0},
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{"break-insert", 0, 0, mi_cmd_break_insert},
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{"break-list", "info break", 0},
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{"break-watch", 0, 0, mi_cmd_break_watch},
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{"data-disassemble", 0, 0, mi_cmd_disassemble},
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{"data-evaluate-expression", 0, 0, mi_cmd_data_evaluate_expression},
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{"data-list-changed-registers", 0, 0, mi_cmd_data_list_changed_registers},
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{"data-list-register-names", 0, 0, mi_cmd_data_list_register_names},
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{"data-list-register-values", 0, 0, mi_cmd_data_list_register_values},
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{"data-read-memory", 0, 0, mi_cmd_data_read_memory},
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{"data-write-memory", 0, 0, mi_cmd_data_write_memory},
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{"data-write-register-values", 0, 0, mi_cmd_data_write_register_values},
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{"display-delete", 0, 0},
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{"display-disable", 0, 0},
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{"display-enable", 0, 0},
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{"display-insert", 0, 0},
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{"display-list", 0, 0},
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{"environment-cd", 0, 0, mi_cmd_env_cd},
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{"environment-directory", 0, 0, mi_cmd_env_dir},
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{"environment-path", 0, 0, mi_cmd_env_path},
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{"environment-pwd", 0, 0, mi_cmd_env_pwd},
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{"exec-abort", 0, 0},
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{"exec-arguments", "set args %s", 0},
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{"exec-continue", 0, mi_cmd_exec_continue},
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{"exec-finish", 0, mi_cmd_exec_finish},
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{"exec-interrupt", 0, mi_cmd_exec_interrupt},
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{"exec-next", 0, mi_cmd_exec_next},
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{"exec-next-instruction", 0, mi_cmd_exec_next_instruction},
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{"exec-return", 0, mi_cmd_exec_return},
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{"exec-run", 0, mi_cmd_exec_run},
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{"exec-show-arguments", 0, 0},
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{"exec-signal", 0, 0},
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{"exec-step", 0, mi_cmd_exec_step},
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{"exec-step-instruction", 0, mi_cmd_exec_step_instruction},
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{"exec-until", 0, mi_cmd_exec_until},
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{"file-clear", 0, 0},
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{"file-exec-and-symbols", "file %s", 0},
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{"file-exec-file", "exec-file %s", 0},
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{"file-list-exec-sections", 0, 0},
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{"file-list-exec-source-files", 0, 0},
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{"file-list-shared-libraries", 0, 0},
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{"file-list-symbol-files", 0, 0},
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{"file-symbol-file", "symbol-file %s", 0},
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{"gdb-complete", 0, 0},
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{"gdb-exit", 0, 0, mi_cmd_gdb_exit},
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{"gdb-set", "set %s", 0},
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{"gdb-show", "show %s", 0},
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{"gdb-source", 0, 0},
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{"gdb-version", "show version", 0},
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{"interpreter-exec", 0, 0, mi_cmd_interpreter_exec},
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{"kod-info", 0, 0},
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{"kod-list", 0, 0},
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{"kod-list-object-types", 0, 0},
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{"kod-show", 0, 0},
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{"overlay-auto", 0, 0},
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{"overlay-list-mapping-state", 0, 0},
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{"overlay-list-overlays", 0, 0},
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{"overlay-map", 0, 0},
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{"overlay-off", 0, 0},
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{"overlay-on", 0, 0},
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{"overlay-unmap", 0, 0},
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{"signal-handle", 0, 0},
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{"signal-list-handle-actions", 0, 0},
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{"signal-list-signal-types", 0, 0},
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{"stack-info-depth", 0, 0, mi_cmd_stack_info_depth},
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{"stack-info-frame", 0, 0},
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{"stack-list-arguments", 0, 0, mi_cmd_stack_list_args},
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{"stack-list-exception-handlers", 0, 0},
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{"stack-list-frames", 0, 0, mi_cmd_stack_list_frames},
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{"stack-list-locals", 0, 0, mi_cmd_stack_list_locals},
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{"stack-select-frame", 0, 0, mi_cmd_stack_select_frame},
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{"symbol-info-address", 0, 0},
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{"symbol-info-file", 0, 0},
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{"symbol-info-function", 0, 0},
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{"symbol-info-line", 0, 0},
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{"symbol-info-symbol", 0, 0},
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{"symbol-list-functions", 0, 0},
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{"symbol-list-types", 0, 0},
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{"symbol-list-variables", 0, 0},
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{"symbol-locate", 0, 0},
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{"symbol-type", 0, 0},
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{"target-attach", 0, 0},
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{"target-compare-sections", 0, 0},
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{"target-detach", "detach", 0},
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{"target-download", 0, mi_cmd_target_download},
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{"target-exec-status", 0, 0},
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{"target-list-available-targets", 0, 0},
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{"target-list-current-targets", 0, 0},
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{"target-list-parameters", 0, 0},
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{"target-select", 0, mi_cmd_target_select},
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{"thread-info", 0, 0},
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{"thread-list-all-threads", 0, 0},
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{"thread-list-ids", 0, 0, mi_cmd_thread_list_ids},
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{"thread-select", 0, 0, mi_cmd_thread_select},
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{"trace-actions", 0, 0},
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{"trace-delete", 0, 0},
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{"trace-disable", 0, 0},
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{"trace-dump", 0, 0},
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{"trace-enable", 0, 0},
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{"trace-exists", 0, 0},
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{"trace-find", 0, 0},
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{"trace-frame-number", 0, 0},
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{"trace-info", 0, 0},
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{"trace-insert", 0, 0},
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{"trace-list", 0, 0},
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{"trace-pass-count", 0, 0},
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{"trace-save", 0, 0},
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{"trace-start", 0, 0},
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{"trace-stop", 0, 0},
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{"var-assign", 0, 0, mi_cmd_var_assign},
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{"var-create", 0, 0, mi_cmd_var_create},
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{"var-delete", 0, 0, mi_cmd_var_delete},
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{"var-evaluate-expression", 0, 0, mi_cmd_var_evaluate_expression},
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{"var-info-expression", 0, 0, mi_cmd_var_info_expression},
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{"var-info-num-children", 0, 0, mi_cmd_var_info_num_children},
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{"var-info-type", 0, 0, mi_cmd_var_info_type},
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{"var-list-children", 0, 0, mi_cmd_var_list_children},
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{"var-set-format", 0, 0, mi_cmd_var_set_format},
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{"var-show-attributes", 0, 0, mi_cmd_var_show_attributes},
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{"var-show-format", 0, 0, mi_cmd_var_show_format},
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{"var-update", 0, 0, mi_cmd_var_update},
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{0,}
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};
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/* Pointer to the mi command table (built at run time) */
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static struct mi_cmd **mi_table;
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/* A prime large enough to accomodate the entire command table */
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enum
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{
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MI_TABLE_SIZE = 227
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};
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/* Exported function used to obtain info from the table */
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struct mi_cmd *
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mi_lookup (const char *command)
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{
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return *lookup_table (command);
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}
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/* stat collecting */
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struct mi_cmd_stats
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{
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int hit;
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int miss;
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int rehash;
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};
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struct mi_cmd_stats stats;
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/* our lookup function */
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static struct mi_cmd **
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lookup_table (const char *command)
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{
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const char *chp;
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unsigned int index = 0;
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/* compute our hash */
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for (chp = command; *chp; chp++)
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{
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/* some what arbitrary */
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index = ((index << 6) + (unsigned int) *chp) % MI_TABLE_SIZE;
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}
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/* look it up */
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while (1)
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{
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struct mi_cmd **entry = &mi_table[index];
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if ((*entry) == 0)
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{
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/* not found, return pointer to next free. */
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stats.miss++;
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return entry;
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}
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if (strcmp (command, (*entry)->name) == 0)
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{
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stats.hit++;
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return entry; /* found */
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}
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index = (index + 1) % MI_TABLE_SIZE;
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stats.rehash++;
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}
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}
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static void
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build_table (struct mi_cmd *commands)
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{
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int nr_rehash = 0;
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int nr_entries = 0;
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struct mi_cmd *command;
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int sizeof_table = sizeof (struct mi_cmd **) * MI_TABLE_SIZE;
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mi_table = xmalloc (sizeof_table);
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memset (mi_table, 0, sizeof_table);
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for (command = commands; command->name != 0; command++)
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{
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struct mi_cmd **entry = lookup_table (command->name);
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if (*entry)
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internal_error (__FILE__, __LINE__,
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"command `%s' appears to be duplicated",
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command->name);
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*entry = command;
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if (0)
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{
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fprintf_unfiltered (gdb_stdlog, "%-30s %2d\n",
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command->name, stats.rehash - nr_rehash);
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}
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nr_entries++;
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nr_rehash = stats.rehash;
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}
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if (0)
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{
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fprintf_filtered (gdb_stdlog, "Average %3.1f\n",
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(double) nr_rehash / (double) nr_entries);
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}
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}
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void
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_initialize_mi_cmds (void)
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{
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build_table (mi_cmds);
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memset (&stats, 0, sizeof (stats));
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}
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