Wed, 02 May 2012 13:21:36 -0400
7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support.
Summary: Change the _host_klass to be conditionally created embedded instanceKlass field.
Reviewed-by: jrose, coleenp, dholmes
duke@435 | 1 | /* |
jiangli@3701 | 2 | * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef SHARE_VM_MEMORY_OOPFACTORY_HPP |
stefank@2314 | 26 | #define SHARE_VM_MEMORY_OOPFACTORY_HPP |
stefank@2314 | 27 | |
stefank@2314 | 28 | #include "classfile/symbolTable.hpp" |
stefank@2314 | 29 | #include "classfile/systemDictionary.hpp" |
stefank@2314 | 30 | #include "memory/universe.hpp" |
stefank@2314 | 31 | #include "oops/klassOop.hpp" |
stefank@2314 | 32 | #include "oops/objArrayKlass.hpp" |
stefank@2314 | 33 | #include "oops/oop.hpp" |
stefank@2314 | 34 | #include "oops/typeArrayKlass.hpp" |
stefank@2314 | 35 | #include "utilities/growableArray.hpp" |
stefank@2314 | 36 | |
duke@435 | 37 | // oopFactory is a class used for creating new objects. |
duke@435 | 38 | |
duke@435 | 39 | class vframeArray; |
duke@435 | 40 | |
duke@435 | 41 | class oopFactory: AllStatic { |
duke@435 | 42 | public: |
duke@435 | 43 | // Basic type leaf array allocation |
duke@435 | 44 | static typeArrayOop new_boolArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::boolArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 45 | static typeArrayOop new_charArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::charArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 46 | static typeArrayOop new_singleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); } |
duke@435 | 47 | static typeArrayOop new_doubleArray(int length, TRAPS) { return typeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); } |
duke@435 | 48 | static typeArrayOop new_byteArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::byteArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 49 | static typeArrayOop new_shortArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 50 | static typeArrayOop new_intArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::intArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 51 | static typeArrayOop new_longArray (int length, TRAPS) { return typeArrayKlass::cast(Universe::longArrayKlassObj ())->allocate(length, CHECK_NULL); } |
duke@435 | 52 | |
duke@435 | 53 | // create java.lang.Object[] |
duke@435 | 54 | static objArrayOop new_objectArray(int length, TRAPS) { |
duke@435 | 55 | return objArrayKlass:: |
duke@435 | 56 | cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL); |
duke@435 | 57 | } |
duke@435 | 58 | |
duke@435 | 59 | static typeArrayOop new_charArray (const char* utf8_str, TRAPS); |
duke@435 | 60 | static typeArrayOop new_permanent_charArray (int length, TRAPS); |
duke@435 | 61 | static typeArrayOop new_permanent_byteArray (int length, TRAPS); // used for class file structures |
duke@435 | 62 | static typeArrayOop new_permanent_shortArray(int length, TRAPS); // used for class file structures |
duke@435 | 63 | static typeArrayOop new_permanent_intArray (int length, TRAPS); // used for class file structures |
duke@435 | 64 | |
duke@435 | 65 | static typeArrayOop new_typeArray(BasicType type, int length, TRAPS); |
kvn@3157 | 66 | static typeArrayOop new_typeArray_nozero(BasicType type, int length, TRAPS); |
duke@435 | 67 | |
duke@435 | 68 | // Constant pools |
jmasa@953 | 69 | static constantPoolOop new_constantPool (int length, |
jmasa@953 | 70 | bool is_conc_safe, |
jmasa@953 | 71 | TRAPS); |
jmasa@977 | 72 | static constantPoolCacheOop new_constantPoolCache(int length, |
jmasa@977 | 73 | TRAPS); |
duke@435 | 74 | |
duke@435 | 75 | // Instance classes |
never@2658 | 76 | static klassOop new_instanceKlass(Symbol* name, |
never@2658 | 77 | int vtable_len, int itable_len, |
jcoomes@1374 | 78 | int static_field_size, |
jcoomes@1374 | 79 | unsigned int nonstatic_oop_map_count, |
jiangli@3701 | 80 | AccessFlags access_flags, |
jiangli@3741 | 81 | ReferenceType rt, |
jiangli@3741 | 82 | KlassHandle host_klass, TRAPS); |
duke@435 | 83 | |
duke@435 | 84 | // Methods |
duke@435 | 85 | private: |
duke@435 | 86 | static constMethodOop new_constMethod(int byte_code_size, |
duke@435 | 87 | int compressed_line_number_size, |
duke@435 | 88 | int localvariable_table_length, |
jmasa@953 | 89 | int checked_exceptions_length, |
jmasa@953 | 90 | bool is_conc_safe, |
jmasa@953 | 91 | TRAPS); |
duke@435 | 92 | public: |
jmasa@953 | 93 | // Set is_conc_safe for methods which cannot safely be |
jmasa@953 | 94 | // processed by concurrent GC even after the return of |
jmasa@953 | 95 | // the method. |
jmasa@953 | 96 | static methodOop new_method(int byte_code_size, |
jmasa@953 | 97 | AccessFlags access_flags, |
jmasa@953 | 98 | int compressed_line_number_size, |
jmasa@953 | 99 | int localvariable_table_length, |
jmasa@953 | 100 | int checked_exceptions_length, |
jmasa@953 | 101 | bool is_conc_safe, |
jmasa@953 | 102 | TRAPS); |
duke@435 | 103 | |
duke@435 | 104 | // Method Data containers |
duke@435 | 105 | static methodDataOop new_methodData(methodHandle method, TRAPS); |
duke@435 | 106 | |
duke@435 | 107 | // System object arrays |
duke@435 | 108 | static objArrayOop new_system_objArray(int length, TRAPS); |
duke@435 | 109 | |
duke@435 | 110 | // Regular object arrays |
duke@435 | 111 | static objArrayOop new_objArray(klassOop klass, int length, TRAPS); |
duke@435 | 112 | |
duke@435 | 113 | // For compiled ICs |
duke@435 | 114 | static compiledICHolderOop new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS); |
duke@435 | 115 | }; |
stefank@2314 | 116 | |
stefank@2314 | 117 | #endif // SHARE_VM_MEMORY_OOPFACTORY_HPP |