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 "gc/epsilon/epsilonMemoryPool.hpp"
28
29EpsilonMemoryPool::EpsilonMemoryPool(EpsilonHeap* heap) :
30 CollectedMemoryPool("Epsilon Heap",
31 heap->capacity(),
32 heap->max_capacity(),
33 false),
34 _heap(heap) {
35 assert(UseEpsilonGC, "sanity");
36}
37
38MemoryUsage 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}
46