Mercurial > hg > graal-compiler
view test/compiler/uncommontrap/TestDeoptOOM.java @ 22296:11c97c1d824a
Use new c1visualizer (updated disassembler)
author | Stefan Anzinger <stefan.anzinger@oracle.com> |
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date | Wed, 22 Jul 2015 14:37:17 +0200 |
parents | d3f3f7677537 |
children |
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/* * Copyright (c) 2014, 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. */ /* * @test * @bug 6898462 * @summary failed reallocations of scalar replaced objects during deoptimization causes crash * @run main/othervm -XX:-BackgroundCompilation -XX:CompileCommand=exclude,TestDeoptOOM::main -XX:CompileCommand=exclude,TestDeoptOOM::m9_1 -Xmx128M TestDeoptOOM * */ public class TestDeoptOOM { long f1; long f2; long f3; long f4; long f5; static class LinkedList { LinkedList l; long[] array; LinkedList(LinkedList l, int size) { array = new long[size]; this.l = l; } } static LinkedList ll; static void consume_all_memory() { int size = 128 * 1024 * 1024; while(size > 0) { try { while(true) { ll = new LinkedList(ll, size); } } catch(OutOfMemoryError oom) { } size = size / 2; } } static void free_memory() { ll = null; } static TestDeoptOOM m1(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); if (deopt) { return tdoom; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m1"); } return null; } static TestDeoptOOM m2_1(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); if (deopt) { return tdoom; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m2_1"); } return null; } static TestDeoptOOM m2(boolean deopt) { try { return m2_1(deopt); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m2"); } return null; } static TestDeoptOOM m3_3(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); if (deopt) { return tdoom; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m3_3"); } return null; } static boolean m3_2(boolean deopt) { try { return m3_3(deopt) != null; } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m3_2"); } return false; } static TestDeoptOOM m3_1(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); if (m3_2(deopt)) { return tdoom; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m3_1"); } return null; } static TestDeoptOOM m3(boolean deopt) { try { return m3_1(deopt); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m3"); } return null; } static TestDeoptOOM m4(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); if (deopt) { tdoom.f1 = 1l; tdoom.f2 = 2l; tdoom.f3 = 3l; return tdoom; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m4"); } return null; } static TestDeoptOOM m5(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); synchronized(tdoom) { if (deopt) { return tdoom; } } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m5"); } return null; } synchronized TestDeoptOOM m6_1(boolean deopt) { if (deopt) { return this; } return null; } static TestDeoptOOM m6(boolean deopt) { try { TestDeoptOOM tdoom = new TestDeoptOOM(); return tdoom.m6_1(deopt); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m6"); } return null; } static TestDeoptOOM m7_1(boolean deopt, Object lock) { try { synchronized(lock) { TestDeoptOOM tdoom = new TestDeoptOOM(); if (deopt) { return tdoom; } } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m7_1"); } return null; } static TestDeoptOOM m7(boolean deopt, Object lock) { try { return m7_1(deopt, lock); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m7"); } return null; } static class A { long f1; long f2; long f3; long f4; long f5; } static class B { long f1; long f2; long f3; long f4; long f5; A a; } static B m8(boolean deopt) { try { A a = new A(); B b = new B(); b.a = a; if (deopt) { return b; } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m8"); } return null; } static void m9_1(int i) { if (i > 90000) { consume_all_memory(); } } static TestDeoptOOM m9() { try { for (int i = 0; i < 100000; i++) { TestDeoptOOM tdoom = new TestDeoptOOM(); m9_1(i); if (i > 90000) { return tdoom; } } } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in m1"); } return null; } public static void main(String[] args) { for (int i = 0; i < 20000; i++) { m1(false); } consume_all_memory(); try { m1(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main " + oom.getMessage()); } free_memory(); for (int i = 0; i < 20000; i++) { m2(false); } consume_all_memory(); try { m2(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); for (int i = 0; i < 20000; i++) { m3(false); } consume_all_memory(); try { m3(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); for (int i = 0; i < 20000; i++) { m4(false); } consume_all_memory(); try { m4(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); for (int i = 0; i < 20000; i++) { m5(false); } consume_all_memory(); try { m5(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); for (int i = 0; i < 20000; i++) { m6(false); } consume_all_memory(); try { m6(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); final Object lock = new Object(); for (int i = 0; i < 20000; i++) { m7(false, lock); } consume_all_memory(); try { m7(true, lock); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); Thread thread = new Thread() { public void run() { System.out.println("Acquiring lock"); synchronized(lock) { System.out.println("Lock acquired"); } System.out.println("Lock released"); } }; thread.start(); try { thread.join(); } catch(InterruptedException ie) { } for (int i = 0; i < 20000; i++) { m8(false); } consume_all_memory(); try { m8(true); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); try { m9(); } catch(OutOfMemoryError oom) { free_memory(); System.out.println("OOM caught in main"); } free_memory(); } }