--- old/src/hotspot/share/opto/lcm.cpp	2018-03-02 15:59:58.000000000 +0300
+++ new/src/hotspot/share/opto/lcm.cpp	2018-03-02 15:59:57.000000000 +0300
@@ -1148,6 +1148,17 @@
   }
 
   if( phi_cnt != block->end_idx() ) {
+#ifndef PRODUCT
+    if (trace_opto_pipelining()) {
+      for (uint j=0; j< block->number_of_nodes(); j++) {
+        Node     *n = block->get_node(j);
+        int     idx = n->_idx;
+        tty->print("#   ready cnt:%3d  ", ready_cnt.at(idx));
+        tty->print("latency:%3d  ", get_latency_for_node(n));
+        tty->print("%4d: %s\n", idx, n->Name());
+      }
+    }
+#endif
     // did not schedule all.  Retry, Bailout, or Die
     if (C->subsume_loads() == true && !C->failing()) {
       // Retry with subsume_loads == false