diff --git a/src/hotspot/share/opto/loopopts.cpp b/src/hotspot/share/opto/loopopts.cpp
index 3e5a649..f21a5e5 100644
--- a/src/hotspot/share/opto/loopopts.cpp
+++ b/src/hotspot/share/opto/loopopts.cpp
@@ -23,6 +23,8 @@
  */
 
 #include "precompiled.hpp"
+#include "gc/shared/barrierSet.hpp"
+#include "gc/shared/c2/barrierSetC2.hpp"
 #include "memory/allocation.inline.hpp"
 #include "memory/resourceArea.hpp"
 #include "opto/addnode.hpp"
@@ -1375,6 +1377,9 @@ void PhaseIdealLoop::split_if_with_blocks_post(Node *n) {
       get_loop(get_ctrl(n)) == get_loop(get_ctrl(n->in(1))) ) {
     _igvn.replace_node( n, n->in(1) );
   }
+
+  BarrierSetC2* bs = BarrierSet::barrier_set()->barrier_set_c2();
+  bs->loop_optimize_gc_barrier(n);
 }
 
 //------------------------------split_if_with_blocks---------------------------