src/share/vm/opto/macro.hpp

*** 64,73 ****
--- 64,86 ----
    Node* make_load( Node* ctl, Node* mem, Node* base, int offset,
                     const Type* value_type, BasicType bt);
    Node* make_store(Node* ctl, Node* mem, Node* base, int offset,
                     Node* value, BasicType bt);
  
+   // For Heap-related sampling - will generate code to invoke call()
+   // if the given sampling parameters are true.
+   void conditional_sample(Node *should_sample,
+                           BoolTest::mask test,
+                           float probability,
+                           CallLeafNode *call,
+                           Node *thread,
+                           Node **fast_oop_ctrl,
+                           Node **fast_oop_rawmem,
+                           Node **fast_oop,
+                           Node* size_in_bytes,
+                           Node *in_node);
+ 
    // projections extracted from a call node
    ProjNode *_fallthroughproj;
    ProjNode *_fallthroughcatchproj;
    ProjNode *_ioproj_fallthrough;
    ProjNode *_ioproj_catchall;