/* * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2022, Alibaba Group Holding Limited. 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 * @summary Test libm intrinsics * @library /test/lib / * * @build jdk.test.whitebox.WhiteBox * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI * -XX:-BackgroundCompilation -XX:-UseOnStackReplacement * compiler.floatingpoint.TestLibmIntrinsics */ package compiler.floatingpoint; import compiler.whitebox.CompilerWhiteBoxTest; import jdk.test.whitebox.WhiteBox; import java.lang.reflect.Method; public class TestLibmIntrinsics { private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); private static final double pi = 3.1415926; private static final double expected = 2.5355263553695413; static double m() { return Math.pow(pi, Math.sin(Math.cos(Math.tan(Math.log(Math.log10(Math.exp(pi))))))); } static public void main(String[] args) throws NoSuchMethodException { Method test_method = compiler.floatingpoint.TestLibmIntrinsics.class.getDeclaredMethod("m"); double interpreter_result = m(); // Compile with C1 if possible WHITE_BOX.enqueueMethodForCompilation(test_method, CompilerWhiteBoxTest.COMP_LEVEL_SIMPLE); double c1_result = m(); WHITE_BOX.deoptimizeMethod(test_method); // Compile it with C2 if possible WHITE_BOX.enqueueMethodForCompilation(test_method, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION); double c2_result = m(); if (interpreter_result != c1_result || interpreter_result != c2_result || c1_result != c2_result) { System.out.println("interpreter = " + interpreter_result + " c1 = " + c1_result + " c2 = " + c2_result); throw new RuntimeException("Test Failed"); } } }