Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/concurrentMarkSweep/cmsOopClosures.inline.hpp @ 6087:e2961d14584b
7169934: pow(x,y) or x64 computes incorrect result when x<0 and y is an odd integer
Summary: bad test for parity of y in pow(x,y) (c1, interpreter)
Reviewed-by: kvn, twisti
author | roland |
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date | Mon, 21 May 2012 09:46:02 +0200 |
parents | f95d63e2154a |
children | da91efe96a93 |
rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 2007, 2010, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSOOPCLOSURES_INLINE_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSOOPCLOSURES_INLINE_HPP | |
27 | |
28 #include "gc_implementation/concurrentMarkSweep/cmsOopClosures.hpp" | |
29 #include "gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp" | |
30 | |
0 | 31 // Trim our work_queue so its length is below max at return |
32 inline void Par_MarkRefsIntoAndScanClosure::trim_queue(uint max) { | |
33 while (_work_queue->size() > max) { | |
34 oop newOop; | |
35 if (_work_queue->pop_local(newOop)) { | |
36 assert(newOop->is_oop(), "Expected an oop"); | |
37 assert(_bit_map->isMarked((HeapWord*)newOop), | |
38 "only grey objects on this stack"); | |
39 // iterate over the oops in this oop, marking and pushing | |
40 // the ones in CMS heap (i.e. in _span). | |
41 newOop->oop_iterate(&_par_pushAndMarkClosure); | |
42 } | |
43 } | |
44 } | |
45 | |
935 | 46 #ifndef PRODUCT |
47 void KlassRememberingOopClosure::check_remember_klasses() const { | |
48 assert(_should_remember_klasses == must_remember_klasses(), | |
49 "Should remember klasses in this context."); | |
50 } | |
51 #endif | |
52 | |
53 void KlassRememberingOopClosure::remember_klass(Klass* k) { | |
54 if (!_revisit_stack->push(oop(k))) { | |
0 | 55 fatal("Revisit stack overflow in PushOrMarkClosure"); |
56 } | |
935 | 57 check_remember_klasses(); |
0 | 58 } |
59 | |
941 | 60 inline void PushOrMarkClosure::remember_mdo(DataLayout* v) { |
61 // TBD | |
62 } | |
63 | |
64 | |
935 | 65 void Par_KlassRememberingOopClosure::remember_klass(Klass* k) { |
0 | 66 if (!_revisit_stack->par_push(oop(k))) { |
941 | 67 fatal("Revisit stack overflow in Par_KlassRememberingOopClosure"); |
0 | 68 } |
935 | 69 check_remember_klasses(); |
0 | 70 } |
71 | |
941 | 72 inline void Par_PushOrMarkClosure::remember_mdo(DataLayout* v) { |
73 // TBD | |
74 } | |
75 | |
0 | 76 inline void PushOrMarkClosure::do_yield_check() { |
77 _parent->do_yield_check(); | |
78 } | |
79 | |
80 inline void Par_PushOrMarkClosure::do_yield_check() { | |
81 _parent->do_yield_check(); | |
82 } | |
1972 | 83 |
84 #endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_CMSOOPCLOSURES_INLINE_HPP |