Tue, 19 Aug 2014 02:05:49 -0700
8044406: JVM crash with JDK8 (build 1.8.0-b132) with G1 GC
Summary: Fill the last card that has been allocated into with a dummy object
Reviewed-by: tschatzl, mgerdin
ysr@777 | 1 | /* |
johnc@3466 | 2 | * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. |
ysr@777 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
ysr@777 | 4 | * |
ysr@777 | 5 | * This code is free software; you can redistribute it and/or modify it |
ysr@777 | 6 | * under the terms of the GNU General Public License version 2 only, as |
ysr@777 | 7 | * published by the Free Software Foundation. |
ysr@777 | 8 | * |
ysr@777 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
ysr@777 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
ysr@777 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
ysr@777 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
ysr@777 | 13 | * accompanied this code). |
ysr@777 | 14 | * |
ysr@777 | 15 | * You should have received a copy of the GNU General Public License version |
ysr@777 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
ysr@777 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
ysr@777 | 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. |
ysr@777 | 22 | * |
ysr@777 | 23 | */ |
ysr@777 | 24 | |
stefank@2314 | 25 | #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP |
stefank@2314 | 26 | #define SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP |
stefank@2314 | 27 | |
ysr@777 | 28 | // The following OopClosure types get specialized versions of |
ysr@777 | 29 | // "oop_oop_iterate" that invoke the closures' do_oop methods |
ysr@777 | 30 | // non-virtually, using a mechanism defined in this file. Extend these |
ysr@777 | 31 | // macros in the obvious way to add specializations for new closures. |
ysr@777 | 32 | |
ysr@777 | 33 | // Forward declarations. |
ysr@777 | 34 | enum G1Barrier { |
johnc@3466 | 35 | G1BarrierNone, |
coleenp@4037 | 36 | G1BarrierEvac, |
coleenp@4037 | 37 | G1BarrierKlass |
ysr@777 | 38 | }; |
ysr@777 | 39 | |
tschatzl@6231 | 40 | template<G1Barrier barrier, bool do_mark_object> |
ysr@777 | 41 | class G1ParCopyClosure; |
johnc@3466 | 42 | |
ysr@777 | 43 | class G1ParScanClosure; |
iveresov@1696 | 44 | class G1ParPushHeapRSClosure; |
ysr@777 | 45 | |
ysr@777 | 46 | class FilterIntoCSClosure; |
ysr@777 | 47 | class FilterOutOfRegionClosure; |
tonyp@2968 | 48 | class G1CMOopClosure; |
johnc@3466 | 49 | class G1RootRegionScanClosure; |
johnc@3466 | 50 | |
johnc@3466 | 51 | // Specialized oop closures from g1RemSet.cpp |
johnc@3466 | 52 | class G1Mux2Closure; |
johnc@3466 | 53 | class G1TriggerClosure; |
johnc@3466 | 54 | class G1InvokeIfNotTriggeredClosure; |
johnc@3466 | 55 | class G1UpdateRSOrPushRefOopClosure; |
ysr@777 | 56 | |
ysr@777 | 57 | #ifdef FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES |
ysr@777 | 58 | #error "FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES already defined." |
ysr@777 | 59 | #endif |
ysr@777 | 60 | |
ysr@777 | 61 | #define FURTHER_SPECIALIZED_OOP_OOP_ITERATE_CLOSURES(f) \ |
ysr@777 | 62 | f(G1ParScanClosure,_nv) \ |
iveresov@1696 | 63 | f(G1ParPushHeapRSClosure,_nv) \ |
ysr@777 | 64 | f(FilterIntoCSClosure,_nv) \ |
tonyp@2968 | 65 | f(FilterOutOfRegionClosure,_nv) \ |
johnc@3466 | 66 | f(G1CMOopClosure,_nv) \ |
johnc@3466 | 67 | f(G1RootRegionScanClosure,_nv) \ |
johnc@3466 | 68 | f(G1Mux2Closure,_nv) \ |
johnc@3466 | 69 | f(G1TriggerClosure,_nv) \ |
johnc@3466 | 70 | f(G1InvokeIfNotTriggeredClosure,_nv) \ |
johnc@3466 | 71 | f(G1UpdateRSOrPushRefOopClosure,_nv) |
ysr@777 | 72 | |
ysr@777 | 73 | #ifdef FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES |
ysr@777 | 74 | #error "FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES already defined." |
ysr@777 | 75 | #endif |
ysr@777 | 76 | |
ysr@777 | 77 | #define FURTHER_SPECIALIZED_SINCE_SAVE_MARKS_CLOSURES(f) |
stefank@2314 | 78 | |
stefank@2314 | 79 | #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1_SPECIALIZED_OOP_CLOSURES_HPP |