Separate Cell and PropertyCell spaces

src/hydrogen-instructions.h

 // Copyright 2012 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 2450 matching lines @@
   HValue* context() { return first(); }
   HValue* constructor() { return second(); }
 
   DECLARE_CONCRETE_INSTRUCTION(CallNew)
 };
 
 
 class HCallNewArray: public HCallNew {
  public:
   HCallNewArray(HValue* context, HValue* constructor, int argument_count,
-              Handle<JSGlobalPropertyCell> type_cell)
+                Handle<Cell> type_cell)
       : HCallNew(context, constructor, argument_count),
         type_cell_(type_cell) {
     elements_kind_ = static_cast<ElementsKind>(
         Smi::cast(type_cell->value())->value());
   }
 
-  Handle<JSGlobalPropertyCell> property_cell() const {
+  Handle<Cell> property_cell() const {
     return type_cell_;
   }
 
   ElementsKind elements_kind() const { return elements_kind_; }
 
   DECLARE_CONCRETE_INSTRUCTION(CallNewArray)
 
  private:
   ElementsKind elements_kind_;
-  Handle<JSGlobalPropertyCell> type_cell_;
+  Handle<Cell> type_cell_;
 };
 
 
 class HCallRuntime: public HCall<1> {
  public:
   HCallRuntime(HValue* context,
                Handle<String> name,
                const Runtime::Function* c_function,
                int argument_count)
       : HCall<1>(argument_count), c_function_(c_function), name_(name) {
@@ skipping 2322 matching lines @@
 
   DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue)
 
  private:
   HPhi* incoming_value_;
 };
 
 
 class HLoadGlobalCell: public HTemplateInstruction<0> {
  public:
-  HLoadGlobalCell(Handle<JSGlobalPropertyCell> cell, PropertyDetails details)
+  HLoadGlobalCell(Handle<Cell> cell, PropertyDetails details)
       : cell_(cell), details_(details), unique_id_() {
     set_representation(Representation::Tagged());
     SetFlag(kUseGVN);
     SetGVNFlag(kDependsOnGlobalVars);
   }
 
-  Handle<JSGlobalPropertyCell> cell() const { return cell_; }
+  Handle<Cell> cell() const { return cell_; }
   bool RequiresHoleCheck() const;
 
   virtual void PrintDataTo(StringStream* stream);
 
   virtual intptr_t Hashcode() {
     return unique_id_.Hashcode();
   }
 
   virtual void FinalizeUniqueValueId() {
     unique_id_ = UniqueValueId(cell_);
   }
 
   virtual Representation RequiredInputRepresentation(int index) {
     return Representation::None();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalCell)
 
  protected:
   virtual bool DataEquals(HValue* other) {
     HLoadGlobalCell* b = HLoadGlobalCell::cast(other);
     return unique_id_ == b->unique_id_;
   }
 
  private:
   virtual bool IsDeletable() const { return !RequiresHoleCheck(); }
 
-  Handle<JSGlobalPropertyCell> cell_;
+  Handle<Cell> cell_;
   PropertyDetails details_;
   UniqueValueId unique_id_;
 };
 
 
 class HLoadGlobalGeneric: public HTemplateInstruction<2> {
  public:
   HLoadGlobalGeneric(HValue* context,
                      HValue* global_object,
                      Handle<Object> name,
@@ skipping 1706 matching lines @@
   virtual bool IsDeletable() const { return true; }
 };
 
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_