Tue, 23 Nov 2010 13:22:55 -0800
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
1 /*
2 * Copyright (c) 2007, 2010, 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/concurrentMarkSweep/cmsPermGen.hpp"
27 #include "gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.inline.hpp"
28 #include "gc_implementation/shared/cSpaceCounters.hpp"
29 #include "gc_interface/collectedHeap.inline.hpp"
30 #include "memory/blockOffsetTable.inline.hpp"
31 #include "memory/compactPermGen.hpp"
32 #include "memory/genCollectedHeap.hpp"
33 #include "memory/generation.inline.hpp"
34 #include "memory/permGen.hpp"
35 #include "memory/universe.hpp"
36 #include "oops/oop.inline.hpp"
37 #include "runtime/java.hpp"
39 CMSPermGen::CMSPermGen(ReservedSpace rs, size_t initial_byte_size,
40 CardTableRS* ct,
41 FreeBlockDictionary::DictionaryChoice dictionaryChoice) {
42 CMSPermGenGen* g =
43 new CMSPermGenGen(rs, initial_byte_size, -1, ct);
44 if (g == NULL) {
45 vm_exit_during_initialization("Could not allocate a CompactingPermGen");
46 }
48 g->initialize_performance_counters();
50 _gen = g;
51 }
53 HeapWord* CMSPermGen::mem_allocate(size_t size) {
54 Mutex* lock = _gen->freelistLock();
55 bool lock_owned = lock->owned_by_self();
56 if (lock_owned) {
57 MutexUnlocker mul(lock);
58 return mem_allocate_in_gen(size, _gen);
59 } else {
60 return mem_allocate_in_gen(size, _gen);
61 }
62 }
64 HeapWord* CMSPermGen::request_expand_and_allocate(Generation* gen,
65 size_t size,
66 GCCause::Cause prev_cause /* ignored */) {
67 HeapWord* obj = gen->expand_and_allocate(size, false);
68 if (gen->capacity() >= _capacity_expansion_limit) {
69 set_capacity_expansion_limit(gen->capacity() + MaxPermHeapExpansion);
70 assert(((ConcurrentMarkSweepGeneration*)gen)->should_concurrent_collect(),
71 "Should kick off a collection if one not in progress");
72 }
73 return obj;
74 }
76 void CMSPermGen::compute_new_size() {
77 _gen->compute_new_size();
78 }
80 void CMSPermGenGen::initialize_performance_counters() {
82 const char* gen_name = "perm";
84 // Generation Counters - generation 2, 1 subspace
85 _gen_counters = new GenerationCounters(gen_name, 2, 1, &_virtual_space);
87 _gc_counters = NULL;
89 _space_counters = new GSpaceCounters(gen_name, 0,
90 _virtual_space.reserved_size(),
91 this, _gen_counters);
92 }