Preliminary code for block scopes and block contexts.

src/objects-inl.h

 // Copyright 2011 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 534 matching lines @@
 }
 
 
 bool Object::IsContext() {
   if (Object::IsHeapObject()) {
     Map* map = HeapObject::cast(this)->map();
     Heap* heap = map->GetHeap();
     return (map == heap->function_context_map() ||
             map == heap->catch_context_map() ||
             map == heap->with_context_map() ||
-            map == heap->global_context_map());
+            map == heap->global_context_map() ||
+            map == heap->block_context_map());
   }
   return false;
 }
 
 
 bool Object::IsGlobalContext() {
   return Object::IsHeapObject() &&
       HeapObject::cast(this)->map() ==
       HeapObject::cast(this)->GetHeap()->global_context_map();
 }
 
 
+bool Object::IsSerializedScopeInfo() {
+  return Object::IsHeapObject() &&
+      HeapObject::cast(this)->map() ==
+      HeapObject::cast(this)->GetHeap()->serialized_scope_info_map();
+}
+
+
 bool Object::IsJSFunction() {
   return Object::IsHeapObject()
       && HeapObject::cast(this)->map()->instance_type() == JS_FUNCTION_TYPE;
 }
 
 
 template <> inline bool Is<JSFunction>(Object* obj) {
   return obj->IsJSFunction();
 }
 
@@ skipping 4028 matching lines @@
 #undef WRITE_INT_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_