Mercurial > hg > truffle
annotate src/share/vm/memory/oopFactory.hpp @ 2177:3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank
| author | coleenp |
|---|---|
| date | Thu, 27 Jan 2011 16:11:27 -0800 |
| parents | f95d63e2154a |
| children | c5a923563727 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1997, 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_MEMORY_OOPFACTORY_HPP |
| 26 #define SHARE_VM_MEMORY_OOPFACTORY_HPP | |
| 27 | |
| 28 #include "classfile/symbolTable.hpp" | |
| 29 #include "classfile/systemDictionary.hpp" | |
| 30 #include "memory/universe.hpp" | |
| 31 #include "oops/klassOop.hpp" | |
| 32 #include "oops/objArrayKlass.hpp" | |
| 33 #include "oops/oop.hpp" | |
| 34 #include "oops/typeArrayKlass.hpp" | |
| 35 #include "utilities/growableArray.hpp" | |
| 36 | |
| 0 | 37 // oopFactory is a class used for creating new objects. |
| 38 | |
| 39 class vframeArray; | |
| 40 | |
| 41 class oopFactory: AllStatic { | |
| 42 public: | |
| 43 // Basic type leaf array allocation | |
| 44 static typeArrayOop new_boolArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::boolArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 45 static typeArrayOop new_charArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::charArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 46 static typeArrayOop new_singleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); } | |
| 47 static typeArrayOop new_doubleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); } | |
| 48 static typeArrayOop new_byteArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::byteArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 49 static typeArrayOop new_shortArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 50 static typeArrayOop new_intArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::intArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 51 static typeArrayOop new_longArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::longArrayKlassObj ())->allocate(length, CHECK_NULL); } | |
| 52 | |
| 53 // create java.lang.Object[] | |
| 54 static objArrayOop new_objectArray(int length, TRAPS) { | |
| 55 return objArrayKlass:: | |
| 56 cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL); | |
| 57 } | |
| 58 | |
| 59 static typeArrayOop new_charArray (const char* utf8_str, TRAPS); | |
| 60 static typeArrayOop new_permanent_charArray (int length, TRAPS); | |
| 61 static typeArrayOop new_permanent_byteArray (int length, TRAPS); // used for class file structures | |
| 62 static typeArrayOop new_permanent_shortArray(int length, TRAPS); // used for class file structures | |
| 63 static typeArrayOop new_permanent_intArray (int length, TRAPS); // used for class file structures | |
| 64 | |
| 65 static typeArrayOop new_typeArray(BasicType type, int length, TRAPS); | |
| 66 | |
| 67 // Constant pools | |
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68 static constantPoolOop new_constantPool (int length, |
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69 bool is_conc_safe, |
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70 TRAPS); |
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71 static constantPoolCacheOop new_constantPoolCache(int length, |
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72 bool is_conc_safe, |
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73 TRAPS); |
| 0 | 74 |
| 75 // Instance classes | |
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76 static klassOop new_instanceKlass(int vtable_len, int itable_len, |
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77 int static_field_size, |
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78 unsigned int nonstatic_oop_map_count, |
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79 ReferenceType rt, TRAPS); |
| 0 | 80 |
| 81 // Methods | |
| 82 private: | |
| 83 static constMethodOop new_constMethod(int byte_code_size, | |
| 84 int compressed_line_number_size, | |
| 85 int localvariable_table_length, | |
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86 int checked_exceptions_length, |
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87 bool is_conc_safe, |
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88 TRAPS); |
| 0 | 89 public: |
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90 // Set is_conc_safe for methods which cannot safely be |
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91 // processed by concurrent GC even after the return of |
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92 // the method. |
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93 static methodOop new_method(int byte_code_size, |
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94 AccessFlags access_flags, |
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95 int compressed_line_number_size, |
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96 int localvariable_table_length, |
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97 int checked_exceptions_length, |
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98 bool is_conc_safe, |
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99 TRAPS); |
| 0 | 100 |
| 101 // Method Data containers | |
| 102 static methodDataOop new_methodData(methodHandle method, TRAPS); | |
| 103 | |
| 104 // System object arrays | |
| 105 static objArrayOop new_system_objArray(int length, TRAPS); | |
| 106 | |
| 107 // Regular object arrays | |
| 108 static objArrayOop new_objArray(klassOop klass, int length, TRAPS); | |
| 109 | |
| 110 // For compiled ICs | |
| 111 static compiledICHolderOop new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS); | |
| 112 }; | |
| 1972 | 113 |
| 114 #endif // SHARE_VM_MEMORY_OOPFACTORY_HPP |