1/*
2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2017, Red Hat, Inc. and/or its affiliates.
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_G1_G1ARGUMENTS_HPP
27#define SHARE_GC_G1_G1ARGUMENTS_HPP
28
29#include "gc/shared/gcArguments.hpp"
30
31class CollectedHeap;
32
33class G1Arguments : public GCArguments {
34 friend class G1HeapVerifierTest;
35
36private:
37 static size_t MaxMemoryForYoung;
38
39 static void initialize_verification_types();
40 static void parse_verification_type(const char* type);
41
42 virtual void initialize_alignments();
43 virtual void initialize_heap_flags_and_sizes();
44
45 void initialize_heterogeneous();
46
47 virtual void initialize();
48 virtual size_t conservative_max_heap_alignment();
49 virtual CollectedHeap* create_heap();
50
51public:
52 // Heterogeneous heap support
53 static bool is_heterogeneous_heap();
54 static size_t reasonable_max_memory_for_young();
55 static size_t heap_reserved_size_bytes();
56 static size_t heap_max_size_bytes();
57};
58
59#endif // SHARE_GC_G1_G1ARGUMENTS_HPP
60