Wed, 28 Aug 2013 19:25:18 -0400
8023900: [TESTBUG] Initial compact profile test groups need adjusting
Reviewed-by: dcubed, mchung, hseigel
cfang@1165 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. |
cfang@1165 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
cfang@1165 | 4 | * |
cfang@1165 | 5 | * This code is free software; you can redistribute it and/or modify it |
cfang@1165 | 6 | * under the terms of the GNU General Public License version 2 only, as |
cfang@1165 | 7 | * published by the Free Software Foundation. |
cfang@1165 | 8 | * |
cfang@1165 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
cfang@1165 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
cfang@1165 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
cfang@1165 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
cfang@1165 | 13 | * accompanied this code). |
cfang@1165 | 14 | * |
cfang@1165 | 15 | * You should have received a copy of the GNU General Public License version |
cfang@1165 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
cfang@1165 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
cfang@1165 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
cfang@1165 | 22 | */ |
cfang@1165 | 23 | |
cfang@1165 | 24 | /** |
cfang@1165 | 25 | * @test |
cfang@1165 | 26 | * @bug 6589834 |
cfang@1166 | 27 | * @summary deoptimization problem with -XX:+DeoptimizeALot |
cfang@1165 | 28 | * |
collins@4684 | 29 | * @run main Test_ia32 |
cfang@1165 | 30 | */ |
cfang@1165 | 31 | |
cfang@1165 | 32 | /*************************************************************************************** |
cfang@1165 | 33 | NOTE: The bug shows up (with several "Bug!" message) even without the |
cfang@1165 | 34 | flag -XX:+DeoptimizeALot. In a debug build, you may want to try |
cfang@1165 | 35 | the flags -XX:+VerifyStack and -XX:+DeoptimizeALot to get more information. |
cfang@1165 | 36 | ****************************************************************************************/ |
cfang@1165 | 37 | import java.lang.reflect.Constructor; |
cfang@1165 | 38 | |
cfang@1165 | 39 | public class Test_ia32 { |
cfang@1165 | 40 | |
cfang@1165 | 41 | public static int NUM_THREADS = 100; |
cfang@1165 | 42 | |
cfang@1165 | 43 | public static int CLONE_LENGTH = 1000; |
cfang@1165 | 44 | |
cfang@1165 | 45 | public static void main(String[] args) throws InterruptedException, ClassNotFoundException { |
cfang@1165 | 46 | |
cfang@1165 | 47 | Reflector[] threads = new Reflector[NUM_THREADS]; |
cfang@1165 | 48 | for (int i = 0; i < threads.length; i++) { |
cfang@1165 | 49 | threads[i] = new Reflector(); |
cfang@1165 | 50 | threads[i].start(); |
cfang@1165 | 51 | } |
cfang@1165 | 52 | |
cfang@1165 | 53 | System.out.println("Give Reflector.run() some time to compile..."); |
cfang@1165 | 54 | Thread.sleep(5000); |
cfang@1165 | 55 | |
cfang@1165 | 56 | System.out.println("Load RMISecurityException causing run() deoptimization"); |
cfang@1165 | 57 | ClassLoader.getSystemClassLoader().loadClass("java.rmi.RMISecurityException"); |
cfang@1165 | 58 | |
cfang@1165 | 59 | for (Reflector thread : threads) |
cfang@1165 | 60 | thread.requestStop(); |
cfang@1165 | 61 | |
cfang@1165 | 62 | for (Reflector thread : threads) |
cfang@1165 | 63 | try { |
cfang@1165 | 64 | thread.join(); |
cfang@1165 | 65 | } catch (InterruptedException e) { |
cfang@1165 | 66 | System.out.println(e); |
cfang@1165 | 67 | } |
cfang@1165 | 68 | |
cfang@1165 | 69 | } |
cfang@1165 | 70 | |
cfang@1165 | 71 | } |
cfang@1165 | 72 | |
cfang@1165 | 73 | class Reflector extends Thread { |
cfang@1165 | 74 | |
cfang@1165 | 75 | volatile boolean _doSpin = true; |
cfang@1165 | 76 | |
cfang@1165 | 77 | Test_ia32[] _tests; |
cfang@1165 | 78 | |
cfang@1165 | 79 | Reflector() { |
cfang@1165 | 80 | _tests = new Test_ia32[Test_ia32.CLONE_LENGTH]; |
cfang@1165 | 81 | for (int i = 0; i < _tests.length; i++) { |
cfang@1165 | 82 | _tests[i] = new Test_ia32(); |
cfang@1165 | 83 | } |
cfang@1165 | 84 | } |
cfang@1165 | 85 | |
cfang@1165 | 86 | static int g(int i1, int i2, Test_ia32[] arr, int i3, int i4) { |
cfang@1165 | 87 | |
cfang@1165 | 88 | if (!(i1==1 && i2==2 && i3==3 && i4==4)) { |
cfang@1165 | 89 | System.out.println("Bug!"); |
cfang@1165 | 90 | } |
cfang@1165 | 91 | |
cfang@1165 | 92 | return arr.length; |
cfang@1165 | 93 | } |
cfang@1165 | 94 | |
cfang@1165 | 95 | static int f(Test_ia32[] arr) { |
cfang@1165 | 96 | return g(1, 2, arr.clone(), 3, 4); |
cfang@1165 | 97 | } |
cfang@1165 | 98 | |
cfang@1165 | 99 | @Override |
cfang@1165 | 100 | public void run() { |
cfang@1165 | 101 | Constructor[] ctrs = null; |
cfang@1165 | 102 | Class<Test_ia32> klass = Test_ia32.class; |
cfang@1165 | 103 | try { |
cfang@1165 | 104 | ctrs = klass.getConstructors(); |
cfang@1165 | 105 | } catch (SecurityException e) { |
cfang@1165 | 106 | System.out.println(e); |
cfang@1165 | 107 | } |
cfang@1165 | 108 | |
cfang@1165 | 109 | try { |
cfang@1165 | 110 | while (_doSpin) { |
cfang@1165 | 111 | if (f(_tests) < 0) |
cfang@1165 | 112 | System.out.println("return value usage"); |
cfang@1165 | 113 | } |
cfang@1165 | 114 | } catch (NullPointerException e) { |
cfang@1165 | 115 | e.printStackTrace(); |
cfang@1165 | 116 | } |
cfang@1165 | 117 | |
cfang@1165 | 118 | System.out.println(this + " - stopped."); |
cfang@1165 | 119 | } |
cfang@1165 | 120 | |
cfang@1165 | 121 | public void requestStop() { |
cfang@1165 | 122 | System.out.println(this + " - stop requested."); |
cfang@1165 | 123 | _doSpin = false; |
cfang@1165 | 124 | } |
cfang@1165 | 125 | |
cfang@1165 | 126 | } |