src/hotspot/share/opto/node.cpp

rev 52180 : JDK-8212603: Need to step over GC barriers in Node::eqv_uncast()
Reviewed-by: shade, kvn, eosterlund

*** 897,906 ****
--- 897,913 ----
      return uncast_helper(this);
    else
      return (Node*) this;
  }
  
+ bool Node::eqv_uncast(const Node* n) const {
+   BarrierSetC2* bs = BarrierSet::barrier_set()->barrier_set_c2();
+   Node* obj1 = bs->step_over_gc_barrier(const_cast<Node*>(this));
+   Node* obj2 = bs->step_over_gc_barrier(const_cast<Node*>(n));
+   return (obj1->uncast() == obj2->uncast());
+ }
+ 
  // Find out of current node that matches opcode.
  Node* Node::find_out_with(int opcode) {
    for (DUIterator_Fast imax, i = fast_outs(imax); i < imax; i++) {
      Node* use = fast_out(i);
      if (use->Opcode() == opcode) {