1/*
2 * Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24#ifndef SHARE_GC_SHENANDOAH_SHENANDOAHALLOCTRACKER_HPP
25#define SHARE_GC_SHENANDOAH_SHENANDOAHALLOCTRACKER_HPP
26
27#include "gc/shenandoah/shenandoahAllocRequest.hpp"
28#include "gc/shenandoah/shenandoahNumberSeq.hpp"
29#include "memory/allocation.hpp"
30#include "utilities/ostream.hpp"
31
32class ShenandoahAllocTracker : public CHeapObj<mtGC> {
33private:
34 BinaryMagnitudeSeq _alloc_size[ShenandoahAllocRequest::_ALLOC_LIMIT];
35 BinaryMagnitudeSeq _alloc_latency[ShenandoahAllocRequest::_ALLOC_LIMIT];
36
37public:
38 void record_alloc_latency(size_t words_size,
39 ShenandoahAllocRequest::Type _alloc_type,
40 double latency_us) {
41 _alloc_size[_alloc_type].add(words_size);
42 _alloc_latency[_alloc_type].add((size_t)latency_us);
43 }
44
45 void print_on(outputStream* out) const;
46};
47
48#endif // SHARE_GC_SHENANDOAH_SHENANDOAHALLOCTRACKER_HPP
49