1/*
2 * Copyright (c) 2016, 2017, 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#include "precompiled.hpp"
25#include "gc/z/zMarkCache.inline.hpp"
26#include "utilities/globalDefinitions.hpp"
27
28ZMarkCacheEntry::ZMarkCacheEntry() :
29 _page(NULL),
30 _objects(0),
31 _bytes(0) {}
32
33ZMarkCache::ZMarkCache(size_t nstripes) :
34 _shift(ZMarkStripeShift + exact_log2(nstripes)) {}
35
36ZMarkCache::~ZMarkCache() {
37 // Evict all entries
38 for (size_t i = 0; i < ZMarkCacheSize; i++) {
39 _cache[i].evict();
40 }
41}
42