Implement Function.prototype.bind (ES5 15.3.4.5)....

src/runtime.cc

Index: src/runtime.cc
===================================================================
--- src/runtime.cc	(revision 5100)
+++ src/runtime.cc	(working copy)
@@ -6732,7 +6732,28 @@
   return *result;
 }
 
+static Object* Runtime_NewObjectFromBound(Arguments args) {
+   HandleScope scope;
+   ASSERT(args.length() == 2);
+   CONVERT_ARG_CHECKED(JSFunction, function, 0);
+   CONVERT_ARG_CHECKED(JSArray, params, 1);
 
+   FixedArray* fixed = FixedArray::cast(params->elements());
+
+   bool exception = false;
+   Object*** param_data = NewArray<Object**>(fixed->length());
+   for (int i = 0; i < fixed->length();  i++) {
+     Handle<Object> val = Handle<Object>(fixed->get(i));
+     param_data[i] = val.location();
+   }
+
+   Handle<Object> result = Execution::New(
+       function, fixed->length(), param_data, &exception);
+   return *result;
+
+}
+
+
 static Code* ComputeConstructStub(Handle<JSFunction> function) {
   Handle<Object> prototype = Factory::null_value();
   if (function->has_instance_prototype()) {