1/* 2 * Copyright (c) 2007, 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 * 23 */ 24 25#include "precompiled.hpp" 26#include "gc/g1/g1CollectedHeap.hpp" 27#include "gc/g1/heapRegion.hpp" 28#include "services/g1MemoryPool.hpp" 29 30G1MemoryPoolSuper::G1MemoryPoolSuper(G1CollectedHeap* g1h, 31 const char* name, 32 size_t init_size, 33 size_t max_size, 34 bool support_usage_threshold) : 35 _g1mm(g1h->g1mm()), CollectedMemoryPool(name, 36 MemoryPool::Heap, 37 init_size, 38 max_size, 39 support_usage_threshold) { 40 assert(UseG1GC, "sanity"); 41} 42 43G1EdenPool::G1EdenPool(G1CollectedHeap* g1h) : 44 G1MemoryPoolSuper(g1h, 45 "G1 Eden Space", 46 g1h->g1mm()->eden_space_committed(), /* init_size */ 47 _undefined_max, 48 false /* support_usage_threshold */) { } 49 50MemoryUsage G1EdenPool::get_memory_usage() { 51 size_t initial_sz = initial_size(); 52 size_t max_sz = max_size(); 53 size_t used = used_in_bytes(); 54 size_t committed = _g1mm->eden_space_committed(); 55 56 return MemoryUsage(initial_sz, used, committed, max_sz); 57} 58 59G1SurvivorPool::G1SurvivorPool(G1CollectedHeap* g1h) : 60 G1MemoryPoolSuper(g1h, 61 "G1 Survivor Space", 62 g1h->g1mm()->survivor_space_committed(), /* init_size */ 63 _undefined_max, 64 false /* support_usage_threshold */) { } 65 66MemoryUsage G1SurvivorPool::get_memory_usage() { 67 size_t initial_sz = initial_size(); 68 size_t max_sz = max_size(); 69 size_t used = used_in_bytes(); 70 size_t committed = _g1mm->survivor_space_committed(); 71 72 return MemoryUsage(initial_sz, used, committed, max_sz); 73} 74 75G1OldGenPool::G1OldGenPool(G1CollectedHeap* g1h) : 76 G1MemoryPoolSuper(g1h, 77 "G1 Old Gen", 78 g1h->g1mm()->old_space_committed(), /* init_size */ 79 g1h->g1mm()->old_gen_max(), 80 true /* support_usage_threshold */) { } 81 82MemoryUsage G1OldGenPool::get_memory_usage() { 83 size_t initial_sz = initial_size(); 84 size_t max_sz = max_size(); 85 size_t used = used_in_bytes(); 86 size_t committed = _g1mm->old_space_committed(); 87 88 return MemoryUsage(initial_sz, used, committed, max_sz); 89} 90