Separate native and interpreted regexp by compile time flag, not runtime.

src/objects.h

 // Copyright 2006-2009 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 1575 matching lines @@
                                           String* name,
                                           bool continue_search);
 
   // Returns true if most of the elements backing storage is used.
   bool HasDenseElements();
 
   Object* DefineGetterSetter(String* name, PropertyAttributes attributes);
 
   void LookupInDescriptor(String* name, LookupResult* result);
 
-  // Attempts to get property with a named interceptor getter.
-  // Sets |attributes| to ABSENT if interceptor didn't return anything
-  Object* GetPropertyWithInterceptorProper(JSObject* receiver,
-                                           String* name,
-                                           PropertyAttributes* attributes);
+  // Attempts to get property with a named interceptor getter.  Returns
+  // |true| and stores result into |result| if succesful, otherwise
+  // returns |false|
+  bool GetPropertyWithInterceptorProper(JSObject* receiver,
+                                        String* name,
+                                        PropertyAttributes* attributes,
+                                        Object** result);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(JSObject);
 };
 
 
 // Abstract super class arrays. It provides length behavior.
 class Array: public HeapObject {
  public:
   // [length]: length of the array.
   inline int length();
@@ skipping 1652 matching lines @@
 
   DECL_ACCESSORS(data, Object)
 
   inline Type TypeTag();
   inline int CaptureCount();
   inline Flags GetFlags();
   inline String* Pattern();
   inline Object* DataAt(int index);
   // Set implementation data after the object has been prepared.
   inline void SetDataAt(int index, Object* value);
+  static int code_index(bool is_ascii) {
+    return is_ascii ? kIrregexpASCIICodeIndex : kIrregexpUC16CodeIndex;
+  }
 
   static inline JSRegExp* cast(Object* obj);
 
   // Dispatched behavior.
 #ifdef DEBUG
   void JSRegExpVerify();
 #endif
 
   static const int kDataOffset = JSObject::kHeaderSize;
   static const int kSize = kDataOffset + kPointerSize;
@@ skipping 1331 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_