Mercurial > hg > graal-compiler
annotate src/share/vm/oops/annotations.cpp @ 12364:651cc32247d7
Add Graal option for deferring write barriers of eden allocated objects
author | Christos Kotselidis <christos.kotselidis@oracle.com> |
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date | Fri, 11 Oct 2013 17:06:18 +0200 |
parents | a1ebd310d5c1 |
children | 78bbf4d43a14 |
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1 /* |
7956 | 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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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. |
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22 * |
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23 */ |
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24 |
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25 #include "precompiled.hpp" |
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26 #include "classfile/classLoaderData.hpp" |
7956 | 27 #include "memory/heapInspection.hpp" |
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28 #include "memory/metadataFactory.hpp" |
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29 #include "memory/oopFactory.hpp" |
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30 #include "oops/annotations.hpp" |
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31 #include "oops/instanceKlass.hpp" |
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32 #include "utilities/ostream.hpp" |
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33 |
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34 // Allocate annotations in metadata area |
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35 Annotations* Annotations::allocate(ClassLoaderData* loader_data, TRAPS) { |
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36 return new (loader_data, size(), true, MetaspaceObj::AnnotationType, THREAD) Annotations(); |
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37 } |
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38 |
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39 // helper |
8031 | 40 void Annotations::free_contents(ClassLoaderData* loader_data, Array<AnnotationArray*>* p) { |
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41 if (p != NULL) { |
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42 for (int i = 0; i < p->length(); i++) { |
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43 MetadataFactory::free_array<u1>(loader_data, p->at(i)); |
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44 } |
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45 MetadataFactory::free_array<AnnotationArray*>(loader_data, p); |
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46 } |
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47 } |
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48 |
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49 void Annotations::deallocate_contents(ClassLoaderData* loader_data) { |
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50 if (class_annotations() != NULL) { |
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51 MetadataFactory::free_array<u1>(loader_data, class_annotations()); |
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52 } |
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53 free_contents(loader_data, fields_annotations()); |
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54 |
8031 | 55 if (class_type_annotations() != NULL) { |
56 MetadataFactory::free_array<u1>(loader_data, class_type_annotations()); | |
57 } | |
58 free_contents(loader_data, fields_type_annotations()); | |
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59 } |
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60 |
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61 // Copy annotations to JVM call or reflection to the java heap. |
8031 | 62 // The alternative to creating this array and adding to Java heap pressure |
63 // is to have a hashtable of the already created typeArrayOops | |
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64 typeArrayOop Annotations::make_java_array(AnnotationArray* annotations, TRAPS) { |
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65 if (annotations != NULL) { |
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66 int length = annotations->length(); |
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67 typeArrayOop copy = oopFactory::new_byteArray(length, CHECK_NULL); |
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68 for (int i = 0; i< length; i++) { |
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69 copy->byte_at_put(i, annotations->at(i)); |
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70 } |
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71 return copy; |
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72 } else { |
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73 return NULL; |
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74 } |
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75 } |
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76 |
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77 |
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78 void Annotations::print_value_on(outputStream* st) const { |
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79 st->print("Anotations(" INTPTR_FORMAT ")", this); |
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80 } |
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81 |
7956 | 82 #if INCLUDE_SERVICES |
83 // Size Statistics | |
84 | |
85 julong Annotations::count_bytes(Array<AnnotationArray*>* p) { | |
86 julong bytes = 0; | |
87 if (p != NULL) { | |
88 for (int i = 0; i < p->length(); i++) { | |
89 bytes += KlassSizeStats::count_array(p->at(i)); | |
90 } | |
91 bytes += KlassSizeStats::count_array(p); | |
92 } | |
93 return bytes; | |
94 } | |
95 | |
96 void Annotations::collect_statistics(KlassSizeStats *sz) const { | |
97 sz->_annotations_bytes = sz->count(this); | |
98 sz->_class_annotations_bytes = sz->count(class_annotations()); | |
8031 | 99 sz->_class_type_annotations_bytes = sz->count(class_type_annotations()); |
7956 | 100 sz->_fields_annotations_bytes = count_bytes(fields_annotations()); |
8031 | 101 sz->_fields_type_annotations_bytes = count_bytes(fields_type_annotations()); |
7956 | 102 |
103 sz->_annotations_bytes += | |
104 sz->_class_annotations_bytes + | |
8031 | 105 sz->_class_type_annotations_bytes + |
7956 | 106 sz->_fields_annotations_bytes + |
8031 | 107 sz->_fields_type_annotations_bytes; |
7956 | 108 |
109 sz->_ro_bytes += sz->_annotations_bytes; | |
110 } | |
111 #endif // INCLUDE_SERVICES | |
112 | |
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113 #define BULLET " - " |
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114 |
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115 #ifndef PRODUCT |
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116 void Annotations::print_on(outputStream* st) const { |
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117 st->print(BULLET"class_annotations "); class_annotations()->print_value_on(st); |
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118 st->print(BULLET"fields_annotations "); fields_annotations()->print_value_on(st); |
8031 | 119 st->print(BULLET"class_type_annotations "); class_type_annotations()->print_value_on(st); |
120 st->print(BULLET"fields_type_annotations "); fields_type_annotations()->print_value_on(st); | |
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121 } |
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122 #endif // PRODUCT |