# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1373032051 -7200
# Node ID bef82f0cf71dab35ccfe0d8597b4026a5acbbc54
# Parent  1fdcc58bff2ac819f0d068ce93d3b1cd1c3bc05f
added javadoc for GuardedNode and Stamp.nonNull()

diff -r 1fdcc58bff2a -r bef82f0cf71d graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/GuardedNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/GuardedNode.java	Fri Jul 05 15:44:02 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/GuardedNode.java	Fri Jul 05 15:47:31 2013 +0200
@@ -24,6 +24,9 @@
 
 import com.oracle.graal.nodes.*;
 
+/**
+ * A node that may be guarded by a {@linkplain GuardingNode guarding node}.
+ */
 public interface GuardedNode {
 
     GuardingNode getGuard();
diff -r 1fdcc58bff2a -r bef82f0cf71d graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/Stamp.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/Stamp.java	Fri Jul 05 15:44:02 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/type/Stamp.java	Fri Jul 05 15:47:31 2013 +0200
@@ -46,6 +46,9 @@
      */
     public abstract ResolvedJavaType javaType(MetaAccessProvider metaAccess);
 
+    /**
+     * Determines if the stamped value is guaranteed to be non-null.
+     */
     public boolean nonNull() {
         return false;
     }