--- /dev/null	2015-09-16 15:21:01.000000000 -0700
+++ new/src/java.base/share/classes/jdk.internal.jvmci.meta/src/jdk/internal/jvmci/meta/SerializableConstant.java	2015-09-16 15:21:01.000000000 -0700
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2014, 2015, 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 jdk.internal.jvmci.meta;
+
+import java.nio.*;
+
+/**
+ * Represents a compile-time constant that can be converted to a byte array.
+ */
+public interface SerializableConstant extends Constant {
+
+    /**
+     * Return the size in bytes of the serialized representation of this constant.
+     */
+    int getSerializedSize();
+
+    /**
+     * Serialize the constant into the ByteBuffer. There must be at least
+     * {@link #getSerializedSize()} bytes available capacity in the buffer.
+     */
+    void serialize(ByteBuffer buffer);
+}