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1 /* |
1 /* |
2 * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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 |
20 * or visit www.oracle.com if you need additional information or have any |
21 * questions. |
21 * questions. |
22 * |
22 * |
23 */ |
23 */ |
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24 |
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25 #ifndef SHARE_VM_MEMORY_COMPACTINGPERMGENGEN_HPP |
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26 #define SHARE_VM_MEMORY_COMPACTINGPERMGENGEN_HPP |
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27 |
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28 #include "gc_implementation/shared/generationCounters.hpp" |
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29 #include "memory/space.hpp" |
24 |
30 |
25 // All heaps contains a "permanent generation," containing permanent |
31 // All heaps contains a "permanent generation," containing permanent |
26 // (reflective) objects. This is like a regular generation in some ways, |
32 // (reflective) objects. This is like a regular generation in some ways, |
27 // but unlike one in others, and so is split apart. |
33 // but unlike one in others, and so is split apart. |
28 |
34 |
245 // Remap the shared readonly space to shared readwrite, private if |
251 // Remap the shared readonly space to shared readwrite, private if |
246 // sharing is enabled. Simply returns true if sharing is not enabled |
252 // sharing is enabled. Simply returns true if sharing is not enabled |
247 // or if the remapping has already been done by a prior call. |
253 // or if the remapping has already been done by a prior call. |
248 static bool remap_shared_readonly_as_readwrite(); |
254 static bool remap_shared_readonly_as_readwrite(); |
249 }; |
255 }; |
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256 |
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257 #endif // SHARE_VM_MEMORY_COMPACTINGPERMGENGEN_HPP |