| /* |
| * Copyright (c) 2011, 2012, 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 org.junit.Test; |
| |
| import org.graalvm.compiler.jtt.JTTTest; |
| |
| /* |
| */ |
| public class Math_sin extends JTTTest { |
| |
| @SuppressWarnings("serial") |
| public static class NaN extends Throwable { |
| } |
| |
| public static double test(double arg) throws NaN { |
| double v = Math.sin(arg) * Math.sin(arg * 5); |
| if (Double.isNaN(v)) { |
| // NaN can't be tested against itself |
| throw new NaN(); |
| } |
| return v; |
| } |
| |
| @Test |
| public void runFirst() throws Throwable { |
| /* |
| * Execute Double.isNaN enough times to create a profile indicating that the path returning |
| * false is never taken. Then compile and execute the test with a NaN value to test that |
| * deoptimization works in the case of an uncommon trap inlined into an intrinsic. Of |
| * course, this relies on Double.isNaN never having yet been called with NaN. if it has, |
| * this test is equivalent to run0. |
| */ |
| for (int i = 0; i < 10000; i++) { |
| Double.isNaN(1D); |
| } |
| executeActual(getResolvedJavaMethod("test"), null, java.lang.Double.NaN); |
| } |
| |
| @Test |
| public void run0() throws Throwable { |
| runTest("test", java.lang.Double.NaN); |
| } |
| |
| @Test |
| public void run1() throws Throwable { |
| runTest("test", java.lang.Double.NEGATIVE_INFINITY); |
| } |
| |
| @Test |
| public void run2() throws Throwable { |
| runTest("test", java.lang.Double.POSITIVE_INFINITY); |
| } |
| |
| @Test |
| public void run3() throws Throwable { |
| runTest("test", -0.0d); |
| } |
| |
| @Test |
| public void run4() throws Throwable { |
| runTest("test", 0.0d); |
| } |
| |
| } |