1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/vm/gc_implementation/g1/heapRegionSets.hpp Wed Jan 19 19:30:42 2011 -0500 1.3 @@ -0,0 +1,86 @@ 1.4 +/* 1.5 + * copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP 1.29 +#define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP 1.30 + 1.31 +#include "gc_implementation/g1/heapRegionSet.inline.hpp" 1.32 + 1.33 +//////////////////// FreeRegionList //////////////////// 1.34 + 1.35 +class FreeRegionList : public HeapRegionLinkedList { 1.36 +protected: 1.37 + virtual const char* verify_region_extra(HeapRegion* hr); 1.38 + 1.39 + virtual bool regions_humongous() { return false; } 1.40 + virtual bool regions_empty() { return true; } 1.41 + 1.42 +public: 1.43 + FreeRegionList(const char* name) : HeapRegionLinkedList(name) { } 1.44 +}; 1.45 + 1.46 +//////////////////// MasterFreeRegionList //////////////////// 1.47 + 1.48 +class MasterFreeRegionList : public FreeRegionList { 1.49 +protected: 1.50 + virtual bool check_mt_safety(); 1.51 + 1.52 +public: 1.53 + MasterFreeRegionList(const char* name) : FreeRegionList(name) { } 1.54 +}; 1.55 + 1.56 +//////////////////// SecondaryFreeRegionList //////////////////// 1.57 + 1.58 +class SecondaryFreeRegionList : public FreeRegionList { 1.59 +protected: 1.60 + virtual bool check_mt_safety(); 1.61 + 1.62 +public: 1.63 + SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { } 1.64 +}; 1.65 + 1.66 +//////////////////// HumongousRegionSet //////////////////// 1.67 + 1.68 +class HumongousRegionSet : public HeapRegionSet { 1.69 +protected: 1.70 + virtual const char* verify_region_extra(HeapRegion* hr); 1.71 + 1.72 + virtual bool regions_humongous() { return true; } 1.73 + virtual bool regions_empty() { return false; } 1.74 + 1.75 +public: 1.76 + HumongousRegionSet(const char* name) : HeapRegionSet(name) { } 1.77 +}; 1.78 + 1.79 +//////////////////// MasterHumongousRegionSet //////////////////// 1.80 + 1.81 +class MasterHumongousRegionSet : public HumongousRegionSet { 1.82 +protected: 1.83 + virtual bool check_mt_safety(); 1.84 + 1.85 +public: 1.86 + MasterHumongousRegionSet(const char* name) : HumongousRegionSet(name) { } 1.87 +}; 1.88 + 1.89 +#endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSETS_HPP