--- old/src/hotspot/share/opto/cfgnode.hpp	2018-03-27 16:30:36.239508968 +0200
+++ new/src/hotspot/share/opto/cfgnode.hpp	2018-03-27 16:30:30.724531013 +0200
@@ -484,8 +484,13 @@
 // Indirect branch.  Uses PCTable above to implement a switch statement.
 // It emits as a table load and local branch.
 class JumpNode : public PCTableNode {
+  virtual uint size_of() const { return sizeof(*this); }
 public:
-  JumpNode( Node* control, Node* switch_val, uint size) : PCTableNode(control, switch_val, size) {
+  float* _probs; // probabily of each projection
+  float _fcnt;   // total number of times this Jump was executed
+  JumpNode( Node* control, Node* switch_val, uint size, float* probs, float cnt)
+    : PCTableNode(control, switch_val, size),
+      _probs(probs), _fcnt(cnt) {
     init_class_id(Class_Jump);
   }
   virtual int   Opcode() const;