--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.nodes/src/org/graalvm/compiler/nodes/extended/ArrayRangeWriteNode.java	Fri Feb 02 10:37:48 2018 -0500
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,72 +0,0 @@
-/*
- * Copyright (c) 2013, 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 org.graalvm.compiler.nodes.extended;
-
-import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_UNKNOWN;
-import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_UNKNOWN;
-
-import org.graalvm.compiler.core.common.type.Stamp;
-import org.graalvm.compiler.graph.NodeClass;
-import org.graalvm.compiler.nodeinfo.NodeInfo;
-import org.graalvm.compiler.nodes.ValueNode;
-import org.graalvm.compiler.nodes.memory.AbstractMemoryCheckpoint;
-
-/**
- * Base class for nodes that modify a range of an array.
- */
-@NodeInfo(cycles = CYCLES_UNKNOWN, size = SIZE_UNKNOWN)
-public abstract class ArrayRangeWriteNode extends AbstractMemoryCheckpoint {
-
-    public static final NodeClass<ArrayRangeWriteNode> TYPE = NodeClass.create(ArrayRangeWriteNode.class);
-
-    protected ArrayRangeWriteNode(NodeClass<? extends ArrayRangeWriteNode> c, Stamp stamp) {
-        super(c, stamp);
-    }
-
-    /**
-     * The array that is written to.
-     */
-    public abstract ValueNode getArray();
-
-    /**
-     * The first modified index.
-     */
-    public abstract ValueNode getIndex();
-
-    /**
-     * The length of the modified range.
-     */
-    public abstract ValueNode getLength();
-
-    /**
-     * Return true if the written array is an object array, false if it is a primitive array.
-     */
-    public abstract boolean isObjectArray();
-
-    /**
-     * Returns whether this write is the initialization of the written location. If it is true, the
-     * old value of the memory location is either uninitialized or zero. If it is false, the memory
-     * location is guaranteed to contain a valid value or zero.
-     */
-    public abstract boolean isInitialization();
-}