--- /dev/null	2016-05-31 09:42:47.975716356 -0700
+++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.nodes/src/org/graalvm/compiler/nodes/FieldLocationIdentity.java	2016-12-09 00:54:57.809793099 -0800
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2016, 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.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package org.graalvm.compiler.nodes;
+
+import org.graalvm.compiler.core.common.LocationIdentity;
+
+import jdk.vm.ci.meta.JavaKind.FormatWithToString;
+import jdk.vm.ci.meta.ResolvedJavaField;
+
+public class FieldLocationIdentity extends LocationIdentity implements FormatWithToString {
+
+    private final ResolvedJavaField inner;
+
+    public FieldLocationIdentity(ResolvedJavaField inner) {
+        this.inner = inner;
+    }
+
+    @Override
+    public boolean isImmutable() {
+        return false;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof FieldLocationIdentity) {
+            FieldLocationIdentity fieldLocationIdentity = (FieldLocationIdentity) obj;
+            return inner.equals(fieldLocationIdentity.inner);
+
+        }
+        return false;
+    }
+
+    public ResolvedJavaField getField() {
+        return inner;
+    }
+
+    @Override
+    public int hashCode() {
+        return inner.hashCode();
+    }
+
+    @Override
+    public String toString() {
+        return inner.format("%h.%n") + (isImmutable() ? ":immutable" : "");
+    }
+}