246   virtual bool block_is_obj(const HeapWord* addr) const;

   246   virtual bool block_is_obj(const HeapWord* addr) const;

   247 

   247 

   248   // Section on TLAB's.

   248   // Section on TLAB's.

   249   virtual bool supports_tlab_allocation() const;

   249   virtual bool supports_tlab_allocation() const;

   250   virtual size_t tlab_capacity(Thread* thr) const;

   250   virtual size_t tlab_capacity(Thread* thr) const;

   251   virtual size_t unsafe_max_tlab_alloc(Thread* thr) const;

   252   virtual size_t unsafe_max_tlab_alloc(Thread* thr) const;

   252   virtual HeapWord* allocate_new_tlab(size_t size);

   253   virtual HeapWord* allocate_new_tlab(size_t size);

   253 

   254 

   254   // Can a compiler initialize a new object without store barriers?

   255   // Can a compiler initialize a new object without store barriers?

   255   // This permission only extends from the creation of a new object

   256   // This permission only extends from the creation of a new object