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changeset 19748:2e5ed2fe28cb

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Make GuardProxyNode ready for the case where its input is null.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 10 Mar 2015 14:49:59 +0100
parents 84144a672012
children 7568501597c2
files graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/GuardProxyNode.java
diffstat 1 files changed, 3 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/GuardProxyNode.java	Tue Mar 10 13:44:35 2015 +0100
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/GuardProxyNode.java	Tue Mar 10 14:49:59 2015 +0100
@@ -32,7 +32,7 @@
 public final class GuardProxyNode extends ProxyNode implements GuardingNode, Proxy, LIRLowerable {
 
     public static final NodeClass<GuardProxyNode> TYPE = NodeClass.create(GuardProxyNode.class);
-    @Input(InputType.Guard) GuardingNode value;
+    @OptionalInput(InputType.Guard) GuardingNode value;
 
     public GuardProxyNode(GuardingNode value, AbstractBeginNode proxyPoint) {
         super(TYPE, StampFactory.forVoid(), proxyPoint);
@@ -50,10 +50,10 @@
 
     @Override
     public ValueNode value() {
-        return value.asNode();
+        return (value == null ? null : value.asNode());
     }
 
     public Node getOriginalNode() {
-        return value.asNode();
+        return (value == null ? null : value.asNode());
     }
 }