--- /dev/null	2017-01-22 10:16:57.869617664 -0800
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.jtt/src/org/graalvm/compiler/jtt/lang/Math_round.java	2017-02-15 17:03:10.639576756 -0800
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2016, 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.jtt.lang;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+
+import org.graalvm.compiler.jtt.JTTTest;
+
+@RunWith(Parameterized.class)
+public class Math_round extends JTTTest {
+
+    @Parameter(value = 0) public double input;
+
+    public static double rint(double arg) {
+        return Math.rint(arg);
+    }
+
+    @Test
+    public void runRint() throws Throwable {
+        runTest("rint", input);
+    }
+
+    public static double floor(double arg) {
+        return Math.floor(arg);
+    }
+
+    @Test
+    public void runFloor() throws Throwable {
+        runTest("floor", input);
+    }
+
+    public static double ceil(double arg) {
+        return Math.ceil(arg);
+    }
+
+    @Test
+    public void runCeil() throws Throwable {
+        runTest("ceil", input);
+    }
+
+    @Parameters(name = "{0}")
+    public static Collection<Object[]> data() {
+        ArrayList<Object[]> tests = new ArrayList<>();
+        for (int i = -3; i < 3; i++) {
+            addTest(tests, i);
+            addTest(tests, i + 0.2);
+            addTest(tests, i + 0.5);
+            addTest(tests, i + 0.7);
+        }
+        addTest(tests, -0.0);
+        addTest(tests, Double.NaN);
+        addTest(tests, Double.NEGATIVE_INFINITY);
+        addTest(tests, Double.POSITIVE_INFINITY);
+        return tests;
+    }
+
+    private static void addTest(ArrayList<Object[]> tests, double input) {
+        tests.add(new Object[]{input});
+    }
+}