Weak Cells

src/factory.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/factory.h"
 
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/conversions.h"
 #include "src/isolate-inl.h"
@@ skipping 913 matching lines @@
 
 
 Handle<PropertyCell> Factory::NewPropertyCell(Handle<Object> value) {
   AllowDeferredHandleDereference convert_to_cell;
   Handle<PropertyCell> cell = NewPropertyCellWithHole();
   PropertyCell::SetValueInferType(cell, value);
   return cell;
 }
 
 
+Handle<WeakCell> Factory::NewWeakCell(Handle<HeapObject> value) {
+  AllowDeferredHandleDereference convert_to_cell;
+  CALL_HEAP_FUNCTION(isolate(), isolate()->heap()->AllocateWeakCell(*value),
+                     WeakCell);
+}
+
+
 Handle<AllocationSite> Factory::NewAllocationSite() {
   Handle<Map> map = allocation_site_map();
   Handle<AllocationSite> site = New<AllocationSite>(map, OLD_POINTER_SPACE);
   site->Initialize();
 
   // Link the site
   site->set_weak_next(isolate()->heap()->allocation_sites_list());
   isolate()->heap()->set_allocation_sites_list(*site);
   return site;
 }
@@ skipping 1507 matching lines @@
   return Handle<Object>::null();
 }
 
 
 Handle<Object> Factory::ToBoolean(bool value) {
   return value ? true_value() : false_value();
 }
 
 
 } }  // namespace v8::internal