/* * Copyright (c) 2021, Red Hat, Inc. 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 8270886 * @library /test/lib * @summary Crash in PhaseIdealLoop::verify_strip_mined_scheduling * * @run main TestRenumberLiveNodesInfiniteLoop * */ import jdk.test.lib.Utils; public class TestRenumberLiveNodesInfiniteLoop { public long m2 (double a_do0, byte a_by1){ double do3 = -2074076350.2364243247; int in4 = 129; do3 = do3; return -3480877547L; } public void mainTest (String[] args){ byte by14 = (byte)9; long lo15 = 1502432357L; short sha16[] = new short[473]; for (short sh17 : sha16) { try { sha16[2] = (short)23; for (int i18 = 0; i18 < 17; i18++) { sha16[i18] = sh17; m2(1120187380.53448312, by14); } } catch (ArithmeticException a_e) {} sha16[1] = sh17; sha16[2] = sh17; } m2(825278101.1289499682, by14); by14 = (byte)(by14 - by14); for (int i19 = 0; i19 < 20; i19++) { if (i19 == i19) { sha16[i19] *= (short)-24; i19 = i19; } for (short sh20 : sha16) { for (int i21 = 0; i21 < 83; i21++) { sha16[0] -= (short)-46; i19 += 127; } for (int i22 = 0; i22 < 89; i22++) { i22 = 8; } } ; } ; ; for (int i23 = 0; i23 < 33; i23++) { sha16[i23] = (short)46; for (int i24 = 0; i24 < 94; i24++) { sha16[2] = (short)-3; } } sha16[0] = (short)14; for (int i25 = 0; i25 < 35; i25++) { for (short sh26 : sha16) { if (i25 > 5) { m2(1121925038.1118634045, by14); } } m2(-1914069692.1375346593, (byte)16); } ; for (int i27 = 0; i27 < 10; i27++) { for (int i28 = 0; i28 < 44; i28++) { if (i28 == i28) { break; } sha16[i27] = (short)62; for (int i29 = 0; i29 < 95; i29++) { sha16[2] = (short)50; sha16[2] = (short)30; m2(1250986231.1599386644, by14); } } sha16[2] = (short)28; m2(672818118.3111172289, (byte)0); } sha16[0] = (short)19; sha16[5] = (short)((short)-11 * (short)60); for (int i30 = 0; i30 < 38; i30++) { sha16[i30] = (short)43; sha16[i30] = (short)49; try { for (short sh31 : sha16) { m2(720645491.3777510146, by14); sha16[i30] -= (short)-44; sha16[i30] = (short)58; } for (short sh32 : sha16) { m2(-3548500610.1703635180 % -2696439975.1456774235 % 2299457624.855537726, by14); sha16[2] = (short)12; sha16[i30] = (short)8; } i30 = 4; } catch (ArithmeticException a_e) {} } for (int i33 = 0; i33 < 31; i33++) { for (int i34 = 0; i34 < i33; i34++) { try { sha16[i34] /= (short)-25; i34 = -65536; i33 = i33; } catch (ArithmeticException a_e) {} for (short sh35 : sha16) { sha16[i34] += sha16[i33]; sha16[i34] = sh35; sha16[i33] = (short)15; } for (short sh36 : sha16) { m2(3573835015.2140351447, by14); m2(2984270380.1830267895, by14); } } sha16[i33] = (short)57; m2(-3061961160.3118322232, (byte)-4); } sha16[256] -= (short)50; } public static void main(String[] args) throws Exception{ Thread thread = new Thread() { public void run() { TestRenumberLiveNodesInfiniteLoop instance = new TestRenumberLiveNodesInfiniteLoop(); for (int i = 0; i < 100; ++i) { instance.mainTest(args); } } }; // Give thread some time to trigger compilation thread.setDaemon(true); thread.start(); Thread.sleep(Utils.adjustTimeout(4000)); } }