1 /* 2 * Copyright (c) 2013, 2019, Red Hat, Inc. All rights reserved. 3 * Copyright Amazon.com Inc. or its affiliates. All Rights Reserved. 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 22 * questions. 23 * 24 */ 25 26 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHMEMORYPOOL_HPP 27 #define SHARE_GC_SHENANDOAH_SHENANDOAHMEMORYPOOL_HPP 28 29 #ifndef SERIALGC 30 #include "gc/shenandoah/shenandoahHeap.hpp" 31 #include "services/memoryPool.hpp" 32 #include "services/memoryUsage.hpp" 33 #endif 34 35 class ShenandoahMemoryPool : public CollectedMemoryPool { 36 protected: 37 ShenandoahHeap* _heap; 38 39 public: 40 ShenandoahMemoryPool(ShenandoahHeap* pool, 41 const char* name = "Shenandoah"); 42 virtual MemoryUsage get_memory_usage(); 43 virtual size_t used_in_bytes(); 44 virtual size_t max_size() const; 45 46 protected: 47 ShenandoahMemoryPool(ShenandoahHeap* pool, 48 const char* name, 49 size_t initial_capacity, 50 size_t max_capacity); 51 }; 52 53 class ShenandoahYoungGenMemoryPool : public ShenandoahMemoryPool { 54 public: 55 ShenandoahYoungGenMemoryPool(ShenandoahHeap* pool); 56 MemoryUsage get_memory_usage() override; 57 size_t used_in_bytes() override; 58 size_t max_size() const override; 59 }; 60 61 class ShenandoahOldGenMemoryPool : public ShenandoahMemoryPool { 62 public: 63 ShenandoahOldGenMemoryPool(ShenandoahHeap* pool); 64 MemoryUsage get_memory_usage() override; 65 size_t used_in_bytes() override; 66 size_t max_size() const override; 67 }; 68 69 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHMEMORYPOOL_HPP