src/hotspot/share/oops/oop.hpp

*** 79,88 ****
--- 79,91 ----
    inline Klass* klass_or_null() const volatile;
    inline Klass* klass_or_null_acquire() const volatile;
    inline Klass** klass_addr();
    inline narrowKlass* compressed_klass_addr();
  
+   // oop only test (does not load klass)
+   inline bool klass_is_value_type();
+ 
    inline void set_klass(Klass* k);
    inline void release_set_klass(Klass* k);
  
    // For klass field compression
    inline int klass_gap() const;