src/hotspot/share/oops/arrayKlass.hpp

rev 59083 : DRAFT 8236522: NonTearable marker interface for inline classes to enforce atomicity

@@ -67,10 +67,14 @@
   static ByteSize element_klass_offset() { return in_ByteSize(offset_of(ArrayKlass, _element_klass)); }
 
   // Presented with an ArrayKlass, which storage_properties should be encoded into arrayOop
   virtual ArrayStorageProperties storage_properties() { return ArrayStorageProperties::empty; }
 
+  // Are loads and stores to this concrete array type atomic?
+  // Note that Object[] is naturally atomic, but its subtypes may not be.
+  virtual bool element_access_is_atomic() { return true; }
+
   // Testing operation
   DEBUG_ONLY(bool is_array_klass_slow() const { return true; })
 
   // Instance variables
   int dimension() const                 { return _dimension;      }