1 /* 2 * Copyright (c) 2017, 2018, Red Hat, Inc. 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/epsilon/epsilonHeap.hpp" 27 #include "epsilonMemoryPool.hpp" 28 29 EpsilonMemoryPool::EpsilonMemoryPool(EpsilonHeap* heap) : 30 _heap(heap), 31 CollectedMemoryPool("Epsilon Heap", 32 heap->capacity(), 33 heap->max_capacity(), 34 false) { 35 assert(UseEpsilonGC, "sanity"); 36 } 37 38 MemoryUsage EpsilonMemoryPool::get_memory_usage() { 39 size_t initial_sz = initial_size(); 40 size_t max_sz = max_size(); 41 size_t used = used_in_bytes(); 42 size_t committed = committed_in_bytes(); 43 44 return MemoryUsage(initial_sz, used, committed, max_sz); 45 }