Mercurial > hg > graal-jvmci-8
annotate src/share/vm/memory/generationSpec.cpp @ 10241:d17700c82d7d
8006088: Incompatible heap size flags accepted by VM
Summary: Make processing of minimum, initial and maximum heap size more intiutive by removing previous limitations on allowed values, and make error reporting consistent. Further, fix errors in ergonomic heap sizing.
Reviewed-by: johnc, jwilhelm, tamao
| author | tschatzl |
|---|---|
| date | Mon, 06 May 2013 17:19:42 +0200 |
| parents | db9981fd3124 |
| children | de6a9e811145 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2001, 2012, 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 #include "precompiled.hpp" |
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26 #include "memory/binaryTreeDictionary.hpp" |
| 1972 | 27 #include "memory/defNewGeneration.hpp" |
| 28 #include "memory/filemap.hpp" | |
| 29 #include "memory/genRemSet.hpp" | |
| 30 #include "memory/generationSpec.hpp" | |
| 31 #include "memory/tenuredGeneration.hpp" | |
| 32 #include "runtime/java.hpp" | |
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8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
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33 #include "utilities/macros.hpp" |
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db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
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34 #if INCLUDE_ALL_GCS |
| 1972 | 35 #include "gc_implementation/parNew/asParNewGeneration.hpp" |
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36 #include "gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp" |
| 1972 | 37 #include "gc_implementation/parNew/parNewGeneration.hpp" |
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38 #endif // INCLUDE_ALL_GCS |
| 0 | 39 |
| 40 Generation* GenerationSpec::init(ReservedSpace rs, int level, | |
| 41 GenRemSet* remset) { | |
| 42 switch (name()) { | |
| 43 case Generation::DefNew: | |
| 44 return new DefNewGeneration(rs, init_size(), level); | |
| 45 | |
| 46 case Generation::MarkSweepCompact: | |
| 47 return new TenuredGeneration(rs, init_size(), level, remset); | |
| 48 | |
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db9981fd3124
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jprovino
parents:
6725
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49 #if INCLUDE_ALL_GCS |
| 0 | 50 case Generation::ParNew: |
| 51 return new ParNewGeneration(rs, init_size(), level); | |
| 52 | |
| 53 case Generation::ASParNew: | |
| 54 return new ASParNewGeneration(rs, | |
| 55 init_size(), | |
| 56 init_size() /* min size */, | |
| 57 level); | |
| 58 | |
| 59 case Generation::ConcurrentMarkSweep: { | |
| 60 assert(UseConcMarkSweepGC, "UseConcMarkSweepGC should be set"); | |
| 61 CardTableRS* ctrs = remset->as_CardTableRS(); | |
| 62 if (ctrs == NULL) { | |
| 63 vm_exit_during_initialization("Rem set incompatibility."); | |
| 64 } | |
| 65 // Otherwise | |
| 66 // The constructor creates the CMSCollector if needed, | |
| 67 // else registers with an existing CMSCollector | |
| 68 | |
| 69 ConcurrentMarkSweepGeneration* g = NULL; | |
| 70 g = new ConcurrentMarkSweepGeneration(rs, | |
| 71 init_size(), level, ctrs, UseCMSAdaptiveFreeLists, | |
| 6026 | 72 (FreeBlockDictionary<FreeChunk>::DictionaryChoice)CMSDictionaryChoice); |
| 0 | 73 |
| 74 g->initialize_performance_counters(); | |
| 75 | |
| 76 return g; | |
| 77 } | |
| 78 | |
| 79 case Generation::ASConcurrentMarkSweep: { | |
| 80 assert(UseConcMarkSweepGC, "UseConcMarkSweepGC should be set"); | |
| 81 CardTableRS* ctrs = remset->as_CardTableRS(); | |
| 82 if (ctrs == NULL) { | |
| 83 vm_exit_during_initialization("Rem set incompatibility."); | |
| 84 } | |
| 85 // Otherwise | |
| 86 // The constructor creates the CMSCollector if needed, | |
| 87 // else registers with an existing CMSCollector | |
| 88 | |
| 89 ASConcurrentMarkSweepGeneration* g = NULL; | |
| 90 g = new ASConcurrentMarkSweepGeneration(rs, | |
| 91 init_size(), level, ctrs, UseCMSAdaptiveFreeLists, | |
| 6026 | 92 (FreeBlockDictionary<FreeChunk>::DictionaryChoice)CMSDictionaryChoice); |
| 0 | 93 |
| 94 g->initialize_performance_counters(); | |
| 95 | |
| 96 return g; | |
| 97 } | |
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db9981fd3124
8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents:
6725
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98 #endif // INCLUDE_ALL_GCS |
| 0 | 99 |
| 100 default: | |
| 101 guarantee(false, "unrecognized GenerationName"); | |
| 102 return NULL; | |
| 103 } | |
| 104 } |