src/share/vm/gc_interface/collectedHeap.hpp

rev 5061 : imported patch nmethod_changes_original
rev 5062 : fix nmethod unregister synchronization

*** 47,56 ****
--- 47,57 ----
  class GCTracer;
  class MetaspaceSummary;
  class Thread;
  class ThreadClosure;
  class VirtualSpaceSummary;
+ class nmethod;
  
  class GCMessage : public FormatBuffer<1024> {
   public:
    bool is_before;
  
*** 601,610 ****
--- 602,616 ----
    virtual void print_tracing_info() const = 0;
  
    void print_heap_before_gc();
    void print_heap_after_gc();
  
+   // Registering and unregistering an nmethod (compiled code) with the heap.
+   // Override with specific mechanism for each specialized heap type.
+   virtual void register_nmethod(nmethod* nm);
+   virtual void unregister_nmethod(nmethod* nm);
+ 
    void trace_heap_before_gc(GCTracer* gc_tracer);
    void trace_heap_after_gc(GCTracer* gc_tracer);
  
    // Heap verification
    virtual void verify(bool silent, VerifyOption option) = 0;