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changeset 7899:21ccfe2e180b

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small clarification for InstanceOfSnippetsTemplates
author Lukas Stadler <lukas.stadler@jku.at>
date Wed, 27 Feb 2013 17:52:28 +0100
parents 1aca91e4333d
children 30d754a0e87c
files graal/com.oracle.graal.snippets/src/com/oracle/graal/snippets/InstanceOfSnippetsTemplates.java
diffstat 1 files changed, 5 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- 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();