Introduce extended mode.

src/hydrogen-instructions.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 3292 matching lines @@
   PropertyDetails details_;
 };
 
 
 class HStoreGlobalGeneric: public HTemplateInstruction<3> {
  public:
   HStoreGlobalGeneric(HValue* context,
                       HValue* global_object,
                       Handle<Object> name,
                       HValue* value,
-                      bool strict_mode)
+                      StrictModeFlag strict_mode_flag)
       : name_(name),
-        strict_mode_(strict_mode) {
+        strict_mode_flag_(strict_mode_flag) {
     SetOperandAt(0, context);
     SetOperandAt(1, global_object);
     SetOperandAt(2, value);
     set_representation(Representation::Tagged());
     SetAllSideEffects();
   }
 
   HValue* context() { return OperandAt(0); }
   HValue* global_object() { return OperandAt(1); }
   Handle<Object> name() const { return name_; }
   HValue* value() { return OperandAt(2); }
-  bool strict_mode() { return strict_mode_; }
+  StrictModeFlag strict_mode_flag() { return strict_mode_flag_; }
 
   virtual void PrintDataTo(StringStream* stream);
 
   virtual Representation RequiredInputRepresentation(int index) {
     return Representation::Tagged();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric)
 
  private:
   Handle<Object> name_;
-  bool strict_mode_;
+  StrictModeFlag strict_mode_flag_;
 };
 
 
 class HLoadContextSlot: public HUnaryOperation {
  public:
   HLoadContextSlot(HValue* context , int slot_index)
       : HUnaryOperation(context), slot_index_(slot_index) {
     set_representation(Representation::Tagged());
     SetFlag(kUseGVN);
     SetFlag(kDependsOnContextSlots);
@@ skipping 509 matching lines @@
   ElementsKind elements_kind_;
 };
 
 
 class HStoreKeyedGeneric: public HTemplateInstruction<4> {
  public:
   HStoreKeyedGeneric(HValue* context,
                      HValue* object,
                      HValue* key,
                      HValue* value,
-                     bool strict_mode)
-      : strict_mode_(strict_mode) {
+                     StrictModeFlag strict_mode_flag)
+      : strict_mode_flag_(strict_mode_flag) {
     SetOperandAt(0, object);
     SetOperandAt(1, key);
     SetOperandAt(2, value);
     SetOperandAt(3, context);
     SetAllSideEffects();
   }
 
   HValue* object() { return OperandAt(0); }
   HValue* key() { return OperandAt(1); }
   HValue* value() { return OperandAt(2); }
   HValue* context() { return OperandAt(3); }
-  bool strict_mode() { return strict_mode_; }
+  StrictModeFlag strict_mode_flag() { return strict_mode_flag_; }
 
   virtual Representation RequiredInputRepresentation(int index) {
     return Representation::Tagged();
   }
 
   virtual void PrintDataTo(StringStream* stream);
 
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric)
 
  private:
-  bool strict_mode_;
+  StrictModeFlag strict_mode_flag_;
 };
 
 
 class HTransitionElementsKind: public HTemplateInstruction<1> {
  public:
   HTransitionElementsKind(HValue* object,
                           Handle<Map> original_map,
                           Handle<Map> transitioned_map)
       : original_map_(original_map),
         transitioned_map_(transitioned_map) {
@@ skipping 381 matching lines @@
 
   DECLARE_CONCRETE_INSTRUCTION(In)
 };
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_