--- /dev/null	2016-05-31 09:42:47.975716356 -0700
+++ new/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.core.amd64.test/src/org/graalvm/compiler/core/amd64/test/ConstantStackMoveTest.java	2016-12-09 00:46:59.681718247 -0800
@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2015, 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.core.amd64.test;
+
+import static org.junit.Assume.assumeTrue;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import org.graalvm.compiler.core.common.LIRKind;
+import org.graalvm.compiler.lir.VirtualStackSlot;
+import org.graalvm.compiler.lir.framemap.FrameMapBuilder;
+import org.graalvm.compiler.lir.gen.LIRGeneratorTool;
+import org.graalvm.compiler.lir.jtt.LIRTest;
+import org.graalvm.compiler.lir.jtt.LIRTestSpecification;
+
+import jdk.vm.ci.amd64.AMD64;
+import jdk.vm.ci.meta.JavaConstant;
+import jdk.vm.ci.meta.PrimitiveConstant;
+
+public class ConstantStackMoveTest extends LIRTest {
+    @Before
+    public void checkAMD64() {
+        assumeTrue("skipping AMD64 specific test", getTarget().arch instanceof AMD64);
+    }
+
+    private static class LoadConstantStackSpec extends LIRTestSpecification {
+        protected final Object primitive;
+
+        LoadConstantStackSpec(Object primitive) {
+            this.primitive = primitive;
+        }
+
+        @Override
+        public void generate(LIRGeneratorTool gen) {
+            FrameMapBuilder frameMapBuilder = gen.getResult().getFrameMapBuilder();
+            // create slots
+            PrimitiveConstant constantValue = JavaConstant.forBoxedPrimitive(primitive);
+            VirtualStackSlot s1 = frameMapBuilder.allocateSpillSlot(LIRKind.fromJavaKind(gen.target().arch, constantValue.getJavaKind()));
+            // move stuff around
+            gen.emitMoveConstant(s1, constantValue);
+            gen.emitBlackhole(s1);
+            setResult(gen.emitMove(s1));
+        }
+    }
+
+    private static final class LoadConstantStackSpecByte extends LoadConstantStackSpec {
+        LoadConstantStackSpecByte(byte primitive) {
+            super(primitive);
+        }
+
+        byte get() {
+            return (Byte) primitive;
+        }
+    }
+
+    private static final class LoadConstantStackSpecShort extends LoadConstantStackSpec {
+        LoadConstantStackSpecShort(short primitive) {
+            super(primitive);
+        }
+
+        short get() {
+            return (Short) primitive;
+        }
+    }
+
+    private static final class LoadConstantStackSpecInteger extends LoadConstantStackSpec {
+        LoadConstantStackSpecInteger(int primitive) {
+            super(primitive);
+        }
+
+        int get() {
+            return (Integer) primitive;
+        }
+    }
+
+    private static final class LoadConstantStackSpecLong extends LoadConstantStackSpec {
+        LoadConstantStackSpecLong(long primitive) {
+            super(primitive);
+        }
+
+        long get() {
+            return (Long) primitive;
+        }
+    }
+
+    private static final class LoadConstantStackSpecFloat extends LoadConstantStackSpec {
+        LoadConstantStackSpecFloat(float primitive) {
+            super(primitive);
+        }
+
+        float get() {
+            return (Float) primitive;
+        }
+    }
+
+    private static final class LoadConstantStackSpecDouble extends LoadConstantStackSpec {
+        LoadConstantStackSpecDouble(double primitive) {
+            super(primitive);
+        }
+
+        double get() {
+            return (Double) primitive;
+        }
+    }
+
+    private static final LoadConstantStackSpecByte stackCopyByte = new LoadConstantStackSpecByte(Byte.MAX_VALUE);
+    private static final LoadConstantStackSpecShort stackCopyShort = new LoadConstantStackSpecShort(Short.MAX_VALUE);
+    private static final LoadConstantStackSpecInteger stackCopyInt = new LoadConstantStackSpecInteger(Integer.MAX_VALUE);
+    private static final LoadConstantStackSpecLong stackCopyLong = new LoadConstantStackSpecLong(Long.MAX_VALUE);
+    private static final LoadConstantStackSpecFloat stackCopyFloat = new LoadConstantStackSpecFloat(Float.MAX_VALUE);
+    private static final LoadConstantStackSpecDouble stackCopyDouble = new LoadConstantStackSpecDouble(Double.MAX_VALUE);
+
+    @LIRIntrinsic
+    public static byte testCopyByte(LoadConstantStackSpecByte spec) {
+        return spec.get();
+    }
+
+    public byte testByte() {
+        return testCopyByte(stackCopyByte);
+    }
+
+    @Test
+    public void runByte() throws Throwable {
+        runTest("testByte");
+    }
+
+    @LIRIntrinsic
+    public static short testCopyShort(LoadConstantStackSpecShort spec) {
+        return spec.get();
+    }
+
+    public short testShort() {
+        return testCopyShort(stackCopyShort);
+    }
+
+    @Test
+    public void runShort() throws Throwable {
+        runTest("testShort");
+    }
+
+    @LIRIntrinsic
+    public static int testCopyInt(LoadConstantStackSpecInteger spec) {
+        return spec.get();
+    }
+
+    public int testInt() {
+        return testCopyInt(stackCopyInt);
+    }
+
+    @Test
+    public void runInt() throws Throwable {
+        runTest("testInt");
+    }
+
+    @LIRIntrinsic
+    public static long testCopyLong(LoadConstantStackSpecLong spec) {
+        return spec.get();
+    }
+
+    public long testLong() {
+        return testCopyLong(stackCopyLong);
+    }
+
+    @Test
+    public void runLong() throws Throwable {
+        runTest("testLong");
+    }
+
+    @LIRIntrinsic
+    public static float testCopyFloat(LoadConstantStackSpecFloat spec) {
+        return spec.get();
+    }
+
+    public float testFloat() {
+        return testCopyFloat(stackCopyFloat);
+    }
+
+    @Test
+    public void runFloat() throws Throwable {
+        runTest("testFloat");
+    }
+
+    @LIRIntrinsic
+    public static double testCopyDouble(LoadConstantStackSpecDouble spec) {
+        return spec.get();
+    }
+
+    public double testDouble() {
+        return testCopyDouble(stackCopyDouble);
+    }
+
+    @Test
+    public void runDouble() throws Throwable {
+        runTest("testDouble");
+    }
+
+}