# HG changeset patch
# User Lukas Stadler <lukas.stadler@jku.at>
# Date 1361983948 -3600
# Node ID 21ccfe2e180b3a616cab66df5b53d0025f039a7e
# Parent  1aca91e4333de318eb050c105bb56d2d34007c84
small clarification for InstanceOfSnippetsTemplates

diff -r 1aca91e4333d -r 21ccfe2e180b graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/InstanceOfSnippetsTemplates.java
--- a/graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/InstanceOfSnippetsTemplates.java	Wed Feb 27 17:50:11 2013 +0100
+++ b/graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/InstanceOfSnippetsTemplates.java	Wed Feb 27 17:52:28 2013 +0100
@@ -223,11 +223,15 @@
             usage.replaceFirstInput(instanceOf, instantiation.asCondition(trueValue));
         }
 
+        private boolean usageFollowsInstantiation() {
+            return instantiation.result != null && instantiation.result.merge().next() == usage;
+        }
+
         @Override
         public void replace(ValueNode oldNode, ValueNode newNode) {
             assert newNode instanceof PhiNode;
             assert oldNode == instanceOf;
-            if (sameBlock && solitaryUsage && instantiation.result != null && instantiation.result.merge().next() == usage) {
+            if (sameBlock && solitaryUsage && usageFollowsInstantiation()) {
                 removeIntermediateMaterialization(newNode);
             } else {
                 newNode.inferStamp();