/*

 * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#include "precompiled.hpp"

#include "gc/epsilon/epsilonHeap.hpp"

#include "epsilonMemoryPool.hpp"

EpsilonDummyMemoryPool::EpsilonDummyMemoryPool() :

        CollectedMemoryPool("Epsilon Dummy",

                            0,

                            0,

                            false /* support_usage_threshold */) {}

EpsilonMemoryPool::EpsilonMemoryPool(EpsilonHeap* heap) :

        _heap(heap),

        CollectedMemoryPool("Epsilon Heap",

                            heap->capacity(),

                            heap->max_capacity(),

                            false) {

  assert(UseEpsilonGC, "sanity");

}

MemoryUsage EpsilonMemoryPool::get_memory_usage() {

  size_t initial_sz = initial_size();

  size_t max_sz     = max_size();

  size_t used       = used_in_bytes();

  size_t committed  = committed_in_bytes();

  return MemoryUsage(initial_sz, used, committed, max_sz);

}