1/*
2 * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
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23 */
24
25#ifndef SHARE_GC_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP
26#define SHARE_GC_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP
27
28#include "gc/g1/g1FullGCCompactionPoint.hpp"
29#include "gc/g1/g1FullGCScope.hpp"
30#include "gc/g1/g1FullGCTask.hpp"
31#include "gc/g1/g1RootProcessor.hpp"
32#include "gc/g1/g1StringDedup.hpp"
33#include "gc/g1/heapRegionManager.hpp"
34#include "gc/shared/referenceProcessor.hpp"
35#include "gc/shared/taskqueue.hpp"
36#include "utilities/ticks.hpp"
37
38class G1FullGCTracer;
39class STWGCTimer;
40
41class G1FullGCReferenceProcessingExecutor: public AbstractRefProcTaskExecutor {
42 G1FullCollector* _collector;
43 ReferenceProcessor* _reference_processor;
44 uint _old_mt_degree;
45
46public:
47 G1FullGCReferenceProcessingExecutor(G1FullCollector* collector);
48 ~G1FullGCReferenceProcessingExecutor();
49
50 // Do reference processing.
51 void execute(STWGCTimer* timer, G1FullGCTracer* tracer);
52
53 // Executes the given task using concurrent marking worker threads.
54 virtual void execute(ProcessTask& task, uint ergo_workers);
55
56private:
57 void run_task(AbstractGangTask* task);
58 void run_task(AbstractGangTask* task, uint workers);
59
60 class G1RefProcTaskProxy : public AbstractGangTask {
61 typedef AbstractRefProcTaskExecutor::ProcessTask ProcessTask;
62 ProcessTask& _proc_task;
63 G1FullCollector* _collector;
64 TaskTerminator _terminator;
65
66 public:
67 G1RefProcTaskProxy(ProcessTask& proc_task,
68 G1FullCollector* scope);
69
70 virtual void work(uint worker_id);
71 };
72};
73
74#endif // SHARE_GC_G1_G1FULLGCREFERENCEPROCESSOREXECUTOR_HPP
75