1 /*
2 * Copyright (c) 2001, 2015, 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.
22 *
29 #include "utilities/align.hpp"
30
31 // The specification of a generation. This class also encapsulates
32 // some generation-specific behavior. This is done here rather than as a
33 // virtual function of Generation because these methods are needed in
34 // initialization of the Generations.
35 class GenerationSpec : public CHeapObj<mtGC> {
36 friend class VMStructs;
37 private:
38 Generation::Name _name;
39 size_t _init_size;
40 size_t _max_size;
41
42 public:
43 GenerationSpec(Generation::Name name, size_t init_size, size_t max_size, size_t alignment) :
44 _name(name),
45 _init_size(align_up(init_size, alignment)),
46 _max_size(align_up(max_size, alignment))
47 { }
48
49 Generation* init(ReservedSpace rs, CardTableRS* remset);
50
51 // Accessors
52 Generation::Name name() const { return _name; }
53 size_t init_size() const { return _init_size; }
54 void set_init_size(size_t size) { _init_size = size; }
55 size_t max_size() const { return _max_size; }
56 void set_max_size(size_t size) { _max_size = size; }
57 };
58
59 typedef GenerationSpec* GenerationSpecPtr;
60
61 #endif // SHARE_VM_GC_SHARED_GENERATIONSPEC_HPP
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1 /*
2 * Copyright (c) 2001, 2017, 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.
22 *
29 #include "utilities/align.hpp"
30
31 // The specification of a generation. This class also encapsulates
32 // some generation-specific behavior. This is done here rather than as a
33 // virtual function of Generation because these methods are needed in
34 // initialization of the Generations.
35 class GenerationSpec : public CHeapObj<mtGC> {
36 friend class VMStructs;
37 private:
38 Generation::Name _name;
39 size_t _init_size;
40 size_t _max_size;
41
42 public:
43 GenerationSpec(Generation::Name name, size_t init_size, size_t max_size, size_t alignment) :
44 _name(name),
45 _init_size(align_up(init_size, alignment)),
46 _max_size(align_up(max_size, alignment))
47 { }
48
49 Generation* init(ReservedSpace rs, CardTableRS* remset, GCMemoryManager* mem_mgr);
50
51 // Accessors
52 Generation::Name name() const { return _name; }
53 size_t init_size() const { return _init_size; }
54 void set_init_size(size_t size) { _init_size = size; }
55 size_t max_size() const { return _max_size; }
56 void set_max_size(size_t size) { _max_size = size; }
57 };
58
59 typedef GenerationSpec* GenerationSpecPtr;
60
61 #endif // SHARE_VM_GC_SHARED_GENERATIONSPEC_HPP
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