1 /* 2 * Copyright (c) 2016, 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 * 23 */ 24 25 #include "gc/parallel/parallelGCServicabilitySupport.hpp" 26 #include "gc/parallel/parallelScavengeHeap.hpp" 27 #include "gc/parallel/psMemoryPool.hpp" 28 29 #include "services/memoryManager.hpp" 30 31 class PSScavengeMemoryManager : public GCMemoryManager { 32 private: 33 public: 34 PSScavengeMemoryManager() : GCMemoryManager() {} 35 36 const char* name() { return "PS Scavenge"; } 37 }; 38 39 class PSMarkSweepMemoryManager : public GCMemoryManager { 40 private: 41 public: 42 PSMarkSweepMemoryManager() : GCMemoryManager() {} 43 44 const char* name() { return "PS MarkSweep"; } 45 }; 46 47 GCMemoryManager* ParallelGCServicabilitySupport::create_minor_gc_manager() { 48 return new PSScavengeMemoryManager(); 49 } 50 51 GCMemoryManager* ParallelGCServicabilitySupport::create_major_gc_manager() { 52 return new PSMarkSweepMemoryManager(); 53 } 54 55 void ParallelGCServicabilitySupport::add_memory_pools(GrowableArray<MemoryPool*>* pools_list, 56 GCMemoryManager* minor_mgr, 57 GCMemoryManager* major_mgr) { 58 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap(); 59 PSYoungGen* young_gen = heap->young_gen(); 60 EdenMutableSpacePool* eden = new EdenMutableSpacePool(young_gen, 61 young_gen->eden_space(), 62 "PS Eden Space", 63 MemoryPool::Heap, 64 false /* support_usage_threshold */); 65 66 SurvivorMutableSpacePool* survivor = new SurvivorMutableSpacePool(young_gen, 67 "PS Survivor Space", 68 MemoryPool::Heap, 69 false /* support_usage_threshold */); 70 71 PSGenerationPool* old_gen_pool = new PSGenerationPool(heap->old_gen(), 72 "PS Old Gen", 73 MemoryPool::Heap, 74 true /* support_usage_threshold */); 75 76 major_mgr->add_pool(eden); 77 major_mgr->add_pool(survivor); 78 major_mgr->add_pool(old_gen_pool); 79 80 minor_mgr->add_pool(eden); 81 minor_mgr->add_pool(survivor); 82 83 pools_list->append(eden); 84 pools_list->append(survivor); 85 pools_list->append(old_gen_pool); 86 87 }