--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/jvmci/compilerToVM/LookupKlassInPoolTest.java	Thu Oct 08 12:49:30 2015 -1000
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 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.
+ *
+ */
+
+/*
+ * @test
+ * @bug 8136421
+ * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
+ * @summary Testing compiler.jvmci.CompilerToVM.lookupKlassInPool method
+ * @library /testlibrary /../../test/lib /
+ * @compile ../common/CompilerToVMHelper.java
+ * @build compiler.jvmci.common.testcases.MultipleImplementersInterface
+ *        compiler.jvmci.common.testcases.MultipleImplementer2
+ *        compiler.jvmci.compilerToVM.ConstantPoolTestsHelper
+ *        compiler.jvmci.compilerToVM.ConstantPoolTestCase
+ *        compiler.jvmci.compilerToVM.LookupKlassInPoolTest
+ * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions
+ *                   -XX:+EnableJVMCI compiler.jvmci.compilerToVM.LookupKlassInPoolTest
+ */
+
+package compiler.jvmci.compilerToVM;
+
+import java.util.HashMap;
+import java.util.Map;
+import jdk.vm.ci.hotspot.CompilerToVMHelper;
+import jdk.vm.ci.hotspot.HotSpotConstantPool;
+import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl;
+import sun.reflect.ConstantPool;
+
+/**
+ * Test for {@code compiler.jvmci.CompilerToVM.lookupKlassInPool} method
+ */
+public class LookupKlassInPoolTest {
+
+    public static void main(String[] args)  {
+        Map<ConstantPoolTestsHelper.ConstantTypes,
+                ConstantPoolTestCase.Validator> typeTests = new HashMap<>(1);
+        typeTests.put(ConstantPoolTestsHelper.ConstantTypes.CONSTANT_CLASS,
+                LookupKlassInPoolTest::validate);
+        ConstantPoolTestCase testCase = new ConstantPoolTestCase(typeTests);
+        testCase.test();
+    }
+
+    public static void validate(HotSpotConstantPool constantPoolCTVM,
+            ConstantPool constantPoolSS,
+            ConstantPoolTestsHelper.DummyClasses dummyClass, int i) {
+        Object classToVerify = CompilerToVMHelper
+                .lookupKlassInPool(constantPoolCTVM, i);
+        if (!(classToVerify instanceof HotSpotResolvedObjectTypeImpl)
+                && !(classToVerify instanceof String)) {
+            String msg = String.format("Output of method"
+                    + " CTVM.lookupKlassInPool is neither"
+                    + " a HotSpotResolvedObjectTypeImpl, nor a String");
+            throw new AssertionError(msg);
+        }
+        int classNameIndex = (int) dummyClass.cp.get(i).value;
+        String classNameToRefer
+                = constantPoolSS.getUTF8At(classNameIndex);
+        String outputToVerify = classToVerify.toString();
+        if (!outputToVerify.contains(classNameToRefer)) {
+            String msg = String.format("Wrong class accessed by constant"
+                    + " pool index %d: %s, but should be %s",
+                    i, outputToVerify, classNameToRefer);
+            throw new AssertionError(msg);
+        }
+    }
+}