Mon, 28 Jul 2014 15:06:38 -0700
8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 8027631 |
aoqi@0 | 27 | * @summary profiling of arguments at calls cannot rely on signature of callee for types |
aoqi@0 | 28 | * @run main/othervm -XX:-BackgroundCompilation -XX:TieredStopAtLevel=3 -XX:TypeProfileLevel=111 -XX:Tier3InvocationThreshold=200 -XX:Tier0InvokeNotifyFreqLog=7 TestUnexpectedProfilingMismatch |
aoqi@0 | 29 | * |
aoqi@0 | 30 | */ |
aoqi@0 | 31 | |
aoqi@0 | 32 | import java.lang.invoke.*; |
aoqi@0 | 33 | |
aoqi@0 | 34 | public class TestUnexpectedProfilingMismatch { |
aoqi@0 | 35 | |
aoqi@0 | 36 | static class A { |
aoqi@0 | 37 | } |
aoqi@0 | 38 | |
aoqi@0 | 39 | static class B { |
aoqi@0 | 40 | } |
aoqi@0 | 41 | |
aoqi@0 | 42 | static void mA(A a) { |
aoqi@0 | 43 | } |
aoqi@0 | 44 | |
aoqi@0 | 45 | static void mB(B b) { |
aoqi@0 | 46 | } |
aoqi@0 | 47 | |
aoqi@0 | 48 | static final MethodHandle mhA; |
aoqi@0 | 49 | static final MethodHandle mhB; |
aoqi@0 | 50 | static { |
aoqi@0 | 51 | MethodHandles.Lookup lookup = MethodHandles.lookup(); |
aoqi@0 | 52 | MethodType mt = MethodType.methodType(void.class, A.class); |
aoqi@0 | 53 | MethodHandle res = null; |
aoqi@0 | 54 | try { |
aoqi@0 | 55 | res = lookup.findStatic(TestUnexpectedProfilingMismatch.class, "mA", mt); |
aoqi@0 | 56 | } catch(NoSuchMethodException ex) { |
aoqi@0 | 57 | } catch(IllegalAccessException ex) { |
aoqi@0 | 58 | } |
aoqi@0 | 59 | mhA = res; |
aoqi@0 | 60 | mt = MethodType.methodType(void.class, B.class); |
aoqi@0 | 61 | try { |
aoqi@0 | 62 | res = lookup.findStatic(TestUnexpectedProfilingMismatch.class, "mB", mt); |
aoqi@0 | 63 | } catch(NoSuchMethodException ex) { |
aoqi@0 | 64 | } catch(IllegalAccessException ex) { |
aoqi@0 | 65 | } |
aoqi@0 | 66 | mhB = res; |
aoqi@0 | 67 | } |
aoqi@0 | 68 | |
aoqi@0 | 69 | void m1(A a, boolean doit) throws Throwable { |
aoqi@0 | 70 | if (doit) { |
aoqi@0 | 71 | mhA.invoke(a); |
aoqi@0 | 72 | } |
aoqi@0 | 73 | } |
aoqi@0 | 74 | |
aoqi@0 | 75 | void m2(B b) throws Throwable { |
aoqi@0 | 76 | mhB.invoke(b); |
aoqi@0 | 77 | } |
aoqi@0 | 78 | |
aoqi@0 | 79 | static public void main(String[] args) { |
aoqi@0 | 80 | TestUnexpectedProfilingMismatch tih = new TestUnexpectedProfilingMismatch(); |
aoqi@0 | 81 | A a = new A(); |
aoqi@0 | 82 | B b = new B(); |
aoqi@0 | 83 | try { |
aoqi@0 | 84 | for (int i = 0; i < 256 - 1; i++) { |
aoqi@0 | 85 | tih.m1(a, true); |
aoqi@0 | 86 | } |
aoqi@0 | 87 | // Will trigger the compilation but will also run once |
aoqi@0 | 88 | // more interpreted with a non null MDO which it will |
aoqi@0 | 89 | // update. Make it skip the body of the method. |
aoqi@0 | 90 | tih.m1(a, false); |
aoqi@0 | 91 | // Compile this one as well and do the profiling |
aoqi@0 | 92 | for (int i = 0; i < 256; i++) { |
aoqi@0 | 93 | tih.m2(b); |
aoqi@0 | 94 | } |
aoqi@0 | 95 | // Will run and see a conflict |
aoqi@0 | 96 | tih.m1(a, true); |
aoqi@0 | 97 | } catch(Throwable ex) { |
aoqi@0 | 98 | ex.printStackTrace(); |
aoqi@0 | 99 | } |
aoqi@0 | 100 | System.out.println("TEST PASSED"); |
aoqi@0 | 101 | } |
aoqi@0 | 102 | } |