Mercurial > hg > graal-jvmci-8
annotate src/share/vm/gc_implementation/parallelScavenge/vmPSOperations.cpp @ 24234:ea6f94ab283b default tip
Added tag jvmci-0.36 for changeset 8128b98d4736
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
---|---|
date | Mon, 18 Sep 2017 18:49:45 +0200 |
parents | af8f16ac392c |
children |
rev | line source |
---|---|
0 | 1 /* |
22936 | 2 * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
139
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
139
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
139
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.inline.hpp" | |
27 #include "gc_implementation/parallelScavenge/psMarkSweep.hpp" | |
28 #include "gc_implementation/parallelScavenge/psScavenge.hpp" | |
29 #include "gc_implementation/parallelScavenge/psScavenge.inline.hpp" | |
30 #include "gc_implementation/parallelScavenge/vmPSOperations.hpp" | |
31 #include "memory/gcLocker.inline.hpp" | |
32 #include "utilities/dtrace.hpp" | |
0 | 33 |
34 // The following methods are used by the parallel scavenge collector | |
22937
af8f16ac392c
8066771: Refactor VM GC operations caused by allocation failure
mlarsson
parents:
22936
diff
changeset
|
35 VM_ParallelGCFailedAllocation::VM_ParallelGCFailedAllocation(size_t word_size, |
22936 | 36 uint gc_count) : |
22937
af8f16ac392c
8066771: Refactor VM GC operations caused by allocation failure
mlarsson
parents:
22936
diff
changeset
|
37 VM_CollectForAllocation(word_size, gc_count, GCCause::_allocation_failure) { |
af8f16ac392c
8066771: Refactor VM GC operations caused by allocation failure
mlarsson
parents:
22936
diff
changeset
|
38 assert(word_size != 0, "An allocation should always be requested with this operation."); |
0 | 39 } |
40 | |
41 void VM_ParallelGCFailedAllocation::doit() { | |
2125
7246a374a9f2
6458402: 3 jvmti tests fail with CMS and +ExplicitGCInvokesConcurrent
kamg
parents:
1972
diff
changeset
|
42 SvcGCMarker sgcm(SvcGCMarker::MINOR); |
0 | 43 |
44 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap(); | |
45 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "must be a ParallelScavengeHeap"); | |
46 | |
47 GCCauseSetter gccs(heap, _gc_cause); | |
22937
af8f16ac392c
8066771: Refactor VM GC operations caused by allocation failure
mlarsson
parents:
22936
diff
changeset
|
48 _result = heap->failed_mem_allocate(_word_size); |
0 | 49 |
50 if (_result == NULL && GC_locker::is_active_and_needs_gc()) { | |
51 set_gc_locked(); | |
52 } | |
53 } | |
54 | |
55 // Only used for System.gc() calls | |
22936 | 56 VM_ParallelGCSystemGC::VM_ParallelGCSystemGC(uint gc_count, |
57 uint full_gc_count, | |
0 | 58 GCCause::Cause gc_cause) : |
2225 | 59 VM_GC_Operation(gc_count, gc_cause, full_gc_count, true /* full */) |
0 | 60 { |
61 } | |
62 | |
63 void VM_ParallelGCSystemGC::doit() { | |
2125
7246a374a9f2
6458402: 3 jvmti tests fail with CMS and +ExplicitGCInvokesConcurrent
kamg
parents:
1972
diff
changeset
|
64 SvcGCMarker sgcm(SvcGCMarker::FULL); |
0 | 65 |
66 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap(); | |
67 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, | |
68 "must be a ParallelScavengeHeap"); | |
69 | |
70 GCCauseSetter gccs(heap, _gc_cause); | |
20357
4bfc44ba0d19
8055098: WB API should be extended to provide information about size and age of object.
tschatzl
parents:
6725
diff
changeset
|
71 if (_gc_cause == GCCause::_gc_locker || _gc_cause == GCCause::_wb_young_gc |
0 | 72 DEBUG_ONLY(|| _gc_cause == GCCause::_scavenge_alot)) { |
73 // If (and only if) the scavenge fails, this will invoke a full gc. | |
74 heap->invoke_scavenge(); | |
75 } else { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
3774
diff
changeset
|
76 heap->do_full_collection(false); |
0 | 77 } |
78 } |