src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/ArraySubstitutions.java

rev 56282 : [mq]: graal

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -27,10 +27,11 @@
 import java.lang.reflect.Array;
 
 import org.graalvm.compiler.api.replacements.ClassSubstitution;
 import org.graalvm.compiler.api.replacements.MethodSubstitution;
 import org.graalvm.compiler.nodes.DeoptimizeNode;
+import org.graalvm.compiler.nodes.extended.BranchProbabilityNode;
 import org.graalvm.compiler.nodes.java.ArrayLengthNode;
 
 import jdk.vm.ci.meta.DeoptimizationAction;
 import jdk.vm.ci.meta.DeoptimizationReason;
 

@@ -42,11 +43,11 @@
 @ClassSubstitution(Array.class)
 public class ArraySubstitutions {
 
     @MethodSubstitution
     public static int getLength(Object array) {
-        if (!array.getClass().isArray()) {
+        if (BranchProbabilityNode.probability(BranchProbabilityNode.DEOPT_PROBABILITY, !array.getClass().isArray())) {
             DeoptimizeNode.deopt(DeoptimizationAction.None, DeoptimizationReason.RuntimeConstraint);
         }
         return ArrayLengthNode.arrayLength(array);
     }