Wed, 27 Aug 2014 09:36:55 +0200
Merge
1 /*
2 * Copyright (c) 2007, 2012, 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 */
25 #include "precompiled.hpp"
26 #include "gc_implementation/g1/g1CollectedHeap.hpp"
27 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
28 #include "gc_implementation/g1/g1CollectorPolicy.hpp"
29 #include "gc_implementation/g1/heapRegion.hpp"
30 #include "services/g1MemoryPool.hpp"
32 G1MemoryPoolSuper::G1MemoryPoolSuper(G1CollectedHeap* g1h,
33 const char* name,
34 size_t init_size,
35 size_t max_size,
36 bool support_usage_threshold) :
37 _g1mm(g1h->g1mm()), CollectedMemoryPool(name,
38 MemoryPool::Heap,
39 init_size,
40 max_size,
41 support_usage_threshold) {
42 assert(UseG1GC, "sanity");
43 }
45 G1EdenPool::G1EdenPool(G1CollectedHeap* g1h) :
46 G1MemoryPoolSuper(g1h,
47 "G1 Eden Space",
48 g1h->g1mm()->eden_space_committed(), /* init_size */
49 _undefined_max,
50 false /* support_usage_threshold */) { }
52 MemoryUsage G1EdenPool::get_memory_usage() {
53 size_t initial_sz = initial_size();
54 size_t max_sz = max_size();
55 size_t used = used_in_bytes();
56 size_t committed = _g1mm->eden_space_committed();
58 return MemoryUsage(initial_sz, used, committed, max_sz);
59 }
61 G1SurvivorPool::G1SurvivorPool(G1CollectedHeap* g1h) :
62 G1MemoryPoolSuper(g1h,
63 "G1 Survivor Space",
64 g1h->g1mm()->survivor_space_committed(), /* init_size */
65 _undefined_max,
66 false /* support_usage_threshold */) { }
68 MemoryUsage G1SurvivorPool::get_memory_usage() {
69 size_t initial_sz = initial_size();
70 size_t max_sz = max_size();
71 size_t used = used_in_bytes();
72 size_t committed = _g1mm->survivor_space_committed();
74 return MemoryUsage(initial_sz, used, committed, max_sz);
75 }
77 G1OldGenPool::G1OldGenPool(G1CollectedHeap* g1h) :
78 G1MemoryPoolSuper(g1h,
79 "G1 Old Gen",
80 g1h->g1mm()->old_space_committed(), /* init_size */
81 g1h->g1mm()->old_gen_max(),
82 true /* support_usage_threshold */) { }
84 MemoryUsage G1OldGenPool::get_memory_usage() {
85 size_t initial_sz = initial_size();
86 size_t max_sz = max_size();
87 size_t used = used_in_bytes();
88 size_t committed = _g1mm->old_space_committed();
90 return MemoryUsage(initial_sz, used, committed, max_sz);
91 }