Prototype implementation of GET_OWN_PROPERTY intrinsic.

src/ast.h

 // Copyright 2012 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.
 
 #ifndef V8_AST_H_
 #define V8_AST_H_
 
 #include "src/v8.h"
 
 #include "src/assembler.h"
@@ skipping 1687 matching lines @@
   virtual SmallMapList* GetReceiverTypes() V8_OVERRIDE {
     return &receiver_types_;
   }
   virtual KeyedAccessStoreMode GetStoreMode() V8_OVERRIDE {
     return STANDARD_STORE;
   }
   bool IsUninitialized() { return !is_for_call_ && is_uninitialized_; }
   bool HasNoTypeInformation() {
     return is_uninitialized_;
   }
+  bool IsOwnProperty() const { return is_own_property_; }
   void set_is_uninitialized(bool b) { is_uninitialized_ = b; }
   void set_is_string_access(bool b) { is_string_access_ = b; }
   void mark_for_call() { is_for_call_ = true; }
   bool IsForCall() { return is_for_call_; }
 
   TypeFeedbackId PropertyFeedbackId() { return reuse(id()); }
 
   virtual int ComputeFeedbackSlotCount() { return FLAG_vector_ics ? 1 : 0; }
   virtual void SetFirstFeedbackSlot(int slot) {
     property_feedback_slot_ = slot;
   }
 
   int PropertyFeedbackSlot() const { return property_feedback_slot_; }
 
  protected:
   Property(Zone* zone, Expression* obj, Expression* key, int pos)
       : Expression(zone, pos),
         obj_(obj),
         key_(key),
         load_id_(GetNextId(zone)),
         property_feedback_slot_(kInvalidFeedbackSlot),
         is_for_call_(false),
         is_uninitialized_(false),
-        is_string_access_(false) {}
+        is_string_access_(false),
+        is_own_property_(false) {}
+
+  void set_is_own_property(bool b) { is_own_property_ = b; }
 
  private:
   Expression* obj_;
   Expression* key_;
   const BailoutId load_id_;
   int property_feedback_slot_;
 
   SmallMapList receiver_types_;
   bool is_for_call_ : 1;
   bool is_uninitialized_ : 1;
   bool is_string_access_ : 1;
+  bool is_own_property_ : 1;
 };
 
 
 class Call V8_FINAL : public Expression, public FeedbackSlotInterface {
  public:
   DECLARE_NODE_TYPE(Call)
 
   Expression* expression() const { return expression_; }
   ZoneList<Expression*>* arguments() const { return arguments_; }
 
@@ skipping 1586 matching lines @@
     VariableProxy* proxy =
         new(zone_) VariableProxy(zone_, name, is_this, interface, position);
     VISIT_AND_RETURN(VariableProxy, proxy)
   }
 
   Property* NewProperty(Expression* obj, Expression* key, int pos) {
     Property* prop = new(zone_) Property(zone_, obj, key, pos);
     VISIT_AND_RETURN(Property, prop)
   }
 
+  Property* NewOwnProperty(Expression* obj, Expression* key, int pos) {
+    Property* prop = new(zone_) Property(zone_, obj, key, pos);
+    prop->set_is_own_property(true);
+    VISIT_AND_RETURN(Property, prop);
+  }
+
   Call* NewCall(Expression* expression,
                 ZoneList<Expression*>* arguments,
                 int pos) {
     Call* call = new(zone_) Call(zone_, expression, arguments, pos);
     VISIT_AND_RETURN(Call, call)
   }
 
   CallNew* NewCallNew(Expression* expression,
                       ZoneList<Expression*>* arguments,
                       int pos) {
@@ skipping 118 matching lines @@
  private:
   Zone* zone_;
   Visitor visitor_;
   AstValueFactory* ast_value_factory_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_AST_H_