--- /dev/null	2016-05-31 09:42:47.975716356 -0700
+++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/replacements/ObjectCloneSnippets.java	2016-12-07 13:50:43.091681318 -0800
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2011, 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.hotspot.replacements;
+
+import java.lang.reflect.Method;
+import java.util.EnumMap;
+
+import org.graalvm.compiler.api.directives.GraalDirectives;
+import org.graalvm.compiler.api.replacements.Snippet;
+import org.graalvm.compiler.debug.GraalError;
+import org.graalvm.compiler.hotspot.replacements.arraycopy.ArrayCopyCallNode;
+import org.graalvm.compiler.nodes.java.DynamicNewArrayNode;
+import org.graalvm.compiler.nodes.java.NewArrayNode;
+import org.graalvm.compiler.replacements.Snippets;
+
+import jdk.vm.ci.meta.JavaKind;
+
+public class ObjectCloneSnippets implements Snippets {
+
+    public static final EnumMap<JavaKind, Method> arrayCloneMethods = new EnumMap<>(JavaKind.class);
+
+    static {
+        arrayCloneMethods.put(JavaKind.Boolean, getCloneMethod("booleanArrayClone", boolean[].class));
+        arrayCloneMethods.put(JavaKind.Byte, getCloneMethod("byteArrayClone", byte[].class));
+        arrayCloneMethods.put(JavaKind.Char, getCloneMethod("charArrayClone", char[].class));
+        arrayCloneMethods.put(JavaKind.Short, getCloneMethod("shortArrayClone", short[].class));
+        arrayCloneMethods.put(JavaKind.Int, getCloneMethod("intArrayClone", int[].class));
+        arrayCloneMethods.put(JavaKind.Float, getCloneMethod("floatArrayClone", float[].class));
+        arrayCloneMethods.put(JavaKind.Long, getCloneMethod("longArrayClone", long[].class));
+        arrayCloneMethods.put(JavaKind.Double, getCloneMethod("doubleArrayClone", double[].class));
+        arrayCloneMethods.put(JavaKind.Object, getCloneMethod("objectArrayClone", Object[].class));
+    }
+
+    private static Method getCloneMethod(String name, Class<?> param) {
+        try {
+            return ObjectCloneSnippets.class.getDeclaredMethod(name, param);
+        } catch (SecurityException | NoSuchMethodException e) {
+            throw new GraalError(e);
+        }
+    }
+
+    @Snippet
+    public static boolean[] booleanArrayClone(boolean[] src) {
+        boolean[] result = (boolean[]) NewArrayNode.newUninitializedArray(Boolean.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Boolean);
+        return result;
+    }
+
+    @Snippet
+    public static byte[] byteArrayClone(byte[] src) {
+        byte[] result = (byte[]) NewArrayNode.newUninitializedArray(Byte.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Byte);
+        return result;
+    }
+
+    @Snippet
+    public static short[] shortArrayClone(short[] src) {
+        short[] result = (short[]) NewArrayNode.newUninitializedArray(Short.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Short);
+        return result;
+    }
+
+    @Snippet
+    public static char[] charArrayClone(char[] src) {
+        char[] result = (char[]) NewArrayNode.newUninitializedArray(Character.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Char);
+        return result;
+    }
+
+    @Snippet
+    public static int[] intArrayClone(int[] src) {
+        int[] result = (int[]) NewArrayNode.newUninitializedArray(Integer.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Int);
+        return result;
+    }
+
+    @Snippet
+    public static float[] floatArrayClone(float[] src) {
+        float[] result = (float[]) NewArrayNode.newUninitializedArray(Float.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Float);
+        return result;
+    }
+
+    @Snippet
+    public static long[] longArrayClone(long[] src) {
+        long[] result = (long[]) NewArrayNode.newUninitializedArray(Long.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Long);
+        return result;
+    }
+
+    @Snippet
+    public static double[] doubleArrayClone(double[] src) {
+        double[] result = (double[]) NewArrayNode.newUninitializedArray(Double.TYPE, src.length);
+        ArrayCopyCallNode.disjointArraycopy(src, 0, result, 0, src.length, JavaKind.Double);
+        return result;
+    }
+
+    @Snippet
+    public static Object[] objectArrayClone(Object[] src) {
+        /* Since this snippet is lowered early the array must be initialized */
+        Object[] result = (Object[]) DynamicNewArrayNode.newArray(GraalDirectives.guardingNonNull(src.getClass().getComponentType()), src.length, JavaKind.Object);
+        ArrayCopyCallNode.disjointUninitializedArraycopy(src, 0, result, 0, src.length, JavaKind.Object);
+        return result;
+    }
+}