Adding debugger interface and runtime functions hooks for supporting...

src/debug-debugger.js

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 91 matching lines @@
     getValue: function() { return Debug.isBreakOnUncaughtException(); },
     setValue: function(value) {
       if (value) {
         Debug.setBreakOnUncaughtException();
       } else {
         Debug.clearBreakOnUncaughtException();
       }
     }
   },
 };
+var lol_is_enabled = %HasLOLEnabled();
 
 
 // Create a new break point object and add it to the list of break points.
 function MakeBreakPoint(source_position, opt_script_break_point) {
   var break_point = new BreakPoint(source_position, opt_script_break_point);
   break_points.push(break_point);
   return break_point;
 }
 
 
@@ skipping 1262 matching lines @@
       } else if (request.command == 'backtrace') {
         this.backtraceRequest_(request, response);
       } else if (request.command == 'frame') {
         this.frameRequest_(request, response);
       } else if (request.command == 'scopes') {
         this.scopesRequest_(request, response);
       } else if (request.command == 'scope') {
         this.scopeRequest_(request, response);
       } else if (request.command == 'evaluate') {
         this.evaluateRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'getobj') {
+        this.getobjRequest_(request, response);
       } else if (request.command == 'lookup') {
         this.lookupRequest_(request, response);
       } else if (request.command == 'references') {
         this.referencesRequest_(request, response);
       } else if (request.command == 'source') {
         this.sourceRequest_(request, response);
       } else if (request.command == 'scripts') {
         this.scriptsRequest_(request, response);
       } else if (request.command == 'threads') {
         this.threadsRequest_(request, response);
       } else if (request.command == 'suspend') {
         this.suspendRequest_(request, response);
       } else if (request.command == 'version') {
         this.versionRequest_(request, response);
       } else if (request.command == 'profile') {
         this.profileRequest_(request, response);
       } else if (request.command == 'changelive') {
         this.changeLiveRequest_(request, response);
       } else if (request.command == 'flags') {
         this.debuggerFlagsRequest_(request, response);
       } else if (request.command == 'v8flags') {
         this.v8FlagsRequest_(request, response);
 
       // GC tools:
       } else if (request.command == 'gc') {
         this.gcRequest_(request, response);
 
+      // LiveObjectList tools:
+      } else if (lol_is_enabled && request.command == 'lol-capture') {
+        this.lolCaptureRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-delete') {
+        this.lolDeleteRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-diff') {
+        this.lolDiffRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-getid') {
+        this.lolGetIdRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-info') {
+        this.lolInfoRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-reset') {
+        this.lolResetRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-retainers') {
+        this.lolRetainersRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-path') {
+        this.lolPathRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-print') {
+        this.lolPrintRequest_(request, response);
+      } else if (lol_is_enabled && request.command == 'lol-stats') {
+        this.lolStatsRequest_(request, response);
+
       } else {
         throw new Error('Unknown command "' + request.command + '" in request');
       }
     } catch (e) {
       // If there is no response object created one (without command).
       if (!response) {
         response = this.createResponse();
       }
       response.success = false;
       response.message = %ToString(e);
@@ skipping 573 matching lines @@
     return;
   } else {
     // Evaluate in the selected frame.
     response.body = this.exec_state_.frame().evaluate(
         expression, Boolean(disable_break), additional_context_object);
     return;
   }
 };
 
 
+DebugCommandProcessor.prototype.getobjRequest_ = function(request, response) {
+  if (!request.arguments) {
+    return response.failed('Missing arguments');
+  }
+
+  // Pull out arguments.
+  var obj_id = request.arguments.obj_id;
+
+  // Check for legal arguments.
+  if (IS_UNDEFINED(obj_id)) {
+    return response.failed('Argument "obj_id" missing');
+  }
+
+  // Dump the object.
+  response.body = MakeMirror(%GetLOLObj(obj_id));
+};
+
+
 DebugCommandProcessor.prototype.lookupRequest_ = function(request, response) {
   if (!request.arguments) {
     return response.failed('Missing arguments');
   }
 
   // Pull out arguments.
   var handles = request.arguments.handles;
 
   // Check for legal arguments.
   if (IS_UNDEFINED(handles)) {
@@ skipping 310 matching lines @@
   if (!type) type = 'all';
 
   var before = %GetHeapUsage();
   %CollectGarbage(type);
   var after = %GetHeapUsage();
 
   response.body = { "before": before, "after": after };
 };
 
 
+DebugCommandProcessor.prototype.lolCaptureRequest_ =
+    function(request, response) {
+  response.body = %CaptureLOL();
+};
+
+
+DebugCommandProcessor.prototype.lolDeleteRequest_ =
+    function(request, response) {
+  var id = request.arguments.id;
+  var result = %DeleteLOL(id);
+  if (result) {
+    response.body = { id: id };
+  } else {
+    response.failed('Failed to delete: live object list ' + id + ' not found.');
+  }
+};
+
+
+DebugCommandProcessor.prototype.lolDiffRequest_ = function(request, response) {
+  var id1 = request.arguments.id1;
+  var id2 = request.arguments.id2;
+  var verbose = request.arguments.verbose;
+  var filter = request.arguments.filter;
+  if (verbose === true) {
+    var start = request.arguments.start;
+    var count = request.arguments.count;
+    response.body = %DumpLOL(id1, id2, start, count, filter);
+  } else {
+    response.body = %SummarizeLOL(id1, id2, filter);
+  }
+};
+
+
+DebugCommandProcessor.prototype.lolGetIdRequest_ = function(request, response) {
+  var address = request.arguments.address;
+  response.body = {};
+  response.body.id = %GetLOLObjId(address);
+};
+
+
+DebugCommandProcessor.prototype.lolInfoRequest_ = function(request, response) {
+  var start = request.arguments.start;
+  var count = request.arguments.count;
+  response.body = %InfoLOL(start, count);
+};
+
+
+DebugCommandProcessor.prototype.lolResetRequest_ = function(request, response) {
+  %ResetLOL();
+};
+
+
+DebugCommandProcessor.prototype.lolRetainersRequest_ =
+    function(request, response) {
+  var id = request.arguments.id;
+  var verbose = request.arguments.verbose;
+  var start = request.arguments.start;
+  var count = request.arguments.count;
+  var filter = request.arguments.filter;
+
+  response.body = %GetLOLObjRetainers(id, Mirror.prototype, verbose,
+                                      start, count, filter);
+};
+
+
+DebugCommandProcessor.prototype.lolPathRequest_ = function(request, response) {
+  var id1 = request.arguments.id1;
+  var id2 = request.arguments.id2;
+  response.body = {};
+  response.body.path = %GetLOLPath(id1, id2, Mirror.prototype);
+};
+
+
+DebugCommandProcessor.prototype.lolPrintRequest_ = function(request, response) {
+  var id = request.arguments.id;
+  response.body = {};
+  response.body.dump = %PrintLOLObj(id);
+};
 
 
 // Check whether the previously processed command caused the VM to become
 // running.
 DebugCommandProcessor.prototype.isRunning = function() {
   return this.running_;
 }
 
 
 DebugCommandProcessor.prototype.systemBreak = function(cmd, args) {
@@ skipping 85 matching lines @@
     case 'string':
     case 'number':
       json = value;
       break
 
     default:
       json = null;
   }
   return json;
 }