1 /*
2 * Copyright (c) 2006, 2015, 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_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
26 #define SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
27
28 #include "gc/parallel/parallelScavengeHeap.hpp"
29 #include "gc/parallel/psMarkSweepProxy.hpp"
30 #include "gc/parallel/psParallelCompact.inline.hpp"
31 #include "gc/parallel/psScavenge.hpp"
32
total_invocations()33 inline size_t ParallelScavengeHeap::total_invocations() {
34 return UseParallelOldGC ? PSParallelCompact::total_invocations() :
35 PSMarkSweepProxy::total_invocations();
36 }
37
should_alloc_in_eden(const size_t size) const38 inline bool ParallelScavengeHeap::should_alloc_in_eden(const size_t size) const {
39 const size_t eden_size = young_gen()->eden_space()->capacity_in_words();
40 return size < eden_size / 2;
41 }
42
invoke_scavenge()43 inline void ParallelScavengeHeap::invoke_scavenge() {
44 PSScavenge::invoke();
45 }
46
is_in_young(oop p)47 inline bool ParallelScavengeHeap::is_in_young(oop p) {
48 // Assumes the the old gen address range is lower than that of the young gen.
49 bool result = ((HeapWord*)p) >= young_gen()->reserved().start();
50 assert(result == young_gen()->is_in_reserved(p),
51 "incorrect test - result=%d, p=" PTR_FORMAT, result, p2i((void*)p));
52 return result;
53 }
54 #endif // SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
55