--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.loop/src/org/graalvm/compiler/loop/LoopPolicies.java	2017-07-07 09:31:13.000000000 -0700
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.loop/src/org/graalvm/compiler/loop/LoopPolicies.java	2017-07-07 09:31:13.000000000 -0700
@@ -26,6 +26,7 @@
 
 import org.graalvm.compiler.nodes.ControlSplitNode;
 import org.graalvm.compiler.nodes.cfg.ControlFlowGraph;
+
 import jdk.vm.ci.meta.MetaAccessProvider;
 
 public interface LoopPolicies {
@@ -33,6 +34,8 @@
 
     boolean shouldFullUnroll(LoopEx loop);
 
+    boolean shouldPartiallyUnroll(LoopEx loop);
+
     boolean shouldTryUnswitch(LoopEx loop);
 
     boolean shouldUnswitch(LoopEx loop, List<ControlSplitNode> controlSplits);