1/*
2 * Copyright (c) 2014, 2019, 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
25#ifndef SHARE_GC_SHARED_PLAB_INLINE_HPP
26#define SHARE_GC_SHARED_PLAB_INLINE_HPP
27
28#include "gc/shared/collectedHeap.inline.hpp"
29#include "gc/shared/plab.hpp"
30#include "memory/allocation.inline.hpp"
31#include "runtime/atomic.hpp"
32
33inline HeapWord* PLAB::allocate_aligned(size_t word_sz, unsigned short alignment_in_bytes) {
34 HeapWord* res = CollectedHeap::align_allocation_or_fail(_top, _end, alignment_in_bytes);
35 if (res == NULL) {
36 return NULL;
37 }
38
39 // Set _top so that allocate(), which expects _top to be correctly set,
40 // can be used below.
41 _top = res;
42 return allocate(word_sz);
43}
44
45void PLABStats::add_allocated(size_t v) {
46 Atomic::add(v, &_allocated);
47}
48
49void PLABStats::add_unused(size_t v) {
50 Atomic::add(v, &_unused);
51}
52
53void PLABStats::add_wasted(size_t v) {
54 Atomic::add(v, &_wasted);
55}
56
57void PLABStats::add_undo_wasted(size_t v) {
58 Atomic::add(v, &_undo_wasted);
59}
60
61#endif // SHARE_GC_SHARED_PLAB_INLINE_HPP
62