1 /*
 2  * Copyright (c) 2019, 2021, Red Hat, Inc. 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.
22  *
23  */
24 
25 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP
26 #define SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP
27 
28 #include "memory/allocation.hpp"
29 #include "memory/iterator.hpp"
30 
31 class ShenandoahGCStateResetter : public StackObj {
32 private:
33   ShenandoahHeap* const _heap;
34   const char _gc_state;
35 
36 public:
37   ShenandoahGCStateResetter();
38   ~ShenandoahGCStateResetter();
39 };
40 
41 class ShenandoahRootVerifier : public AllStatic {
42 public:
43   // Used to seed ShenandoahVerifier, do not honor root type filter
44   static void roots_do(OopIterateClosure* cl);
45   static void strong_roots_do(OopIterateClosure* cl);
46 };
47 
48 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHROOTVERIFIER_HPP