Use preallocated StackOverflowException

runtime/vm/object_store.h

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_OBJECT_STORE_H_
 #define VM_OBJECT_STORE_H_
 
 #include "vm/object.h"
 
 namespace dart {
@@ skipping 261 matching lines @@
   void set_false_value(const Bool& value) { false_value_ = value.raw(); }
 
   RawArray* empty_array() const { return empty_array_; }
   void set_empty_array(const Array& value) { empty_array_ = value.raw(); }
 
   RawContext* empty_context() const { return empty_context_; }
   void set_empty_context(const Context& value) {
     empty_context_ = value.raw();
   }
 
+  RawInstance* stack_overflow() const { return stack_overflow_; }
+  void set_stack_overflow(const Instance& value) {
+    stack_overflow_ = value.raw();
+  }
+
   // Visit all object pointers.
   void VisitObjectPointers(ObjectPointerVisitor* visitor);
 
   RawClass* GetClass(int index);
   int GetClassIndex(const RawClass* raw_class);
   RawType* GetType(int index);
   int GetTypeIndex(const RawType* raw_type);
 
+  // Called to initialize objects required by the vm but which invoke
+  // dart code.
+  void PreallocateObjects();
+
   static void Init(Isolate* isolate);
 
  private:
   ObjectStore();
 
   RawObject** from() { return reinterpret_cast<RawObject**>(&object_class_); }
   RawClass* object_class_;
   RawType* object_type_;
   RawType* null_type_;
   RawType* dynamic_type_;
@@ skipping 27 matching lines @@
   RawArray* empty_array_;
   RawArray* symbol_table_;
   RawLibrary* core_library_;
   RawLibrary* core_impl_library_;
   RawLibrary* native_wrappers_library_;
   RawLibrary* root_library_;
   RawLibrary* registered_libraries_;
   RawArray* pending_classes_;
   RawString* sticky_error_;
   RawContext* empty_context_;
-  RawObject** to() { return reinterpret_cast<RawObject**>(&empty_context_); }
+  RawInstance* stack_overflow_;
+  RawObject** to() { return reinterpret_cast<RawObject**>(&stack_overflow_); }
+
+  bool preallocate_objects_called_;
 
   friend class SnapshotReader;
 
   DISALLOW_COPY_AND_ASSIGN(ObjectStore);
 };
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_STORE_H_