1 /*
 2  * Copyright (c) 2019, 2021, Red Hat, Inc. All rights reserved.
 3  * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
 4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 5  *
 6  * This code is free software; you can redistribute it and/or modify it
 7  * under the terms of the GNU General Public License version 2 only, as
 8  * published by the Free Software Foundation.
 9  *
10  * This code is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
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24  */
25 
26 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP
27 #define SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP
28 
29 #include "memory/allocation.hpp"
30 #include "memory/iterator.hpp"
31 
32 class ShenandoahGCStateResetter : public StackObj {
33 private:
34   ShenandoahHeap* const _heap;
35   const char _gc_state;
36 
37 public:
38   ShenandoahGCStateResetter();
39   ~ShenandoahGCStateResetter();
40 };
41 
42 class ShenandoahRootVerifier : public AllStatic {
43 public:
44   // Used to seed ShenandoahVerifier, do not honor root type filter
45   static void roots_do(OopIterateClosure* cl);
46   static void strong_roots_do(OopIterateClosure* cl);
47 };
48 
49 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP