1 /* 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 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 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 68 static constantPoolOop new_constantPool (int length, 69 bool is_conc_safe, 70 TRAPS); 71 static constantPoolCacheOop new_constantPoolCache(int length, 72 TRAPS); 73 74 // Instance classes 75 static klassOop new_instanceKlass(int vtable_len, int itable_len, 76 int static_field_size, 77 unsigned int nonstatic_oop_map_count, 78 ReferenceType rt, TRAPS); 79 80 // Methods 81 private: 82 static constMethodOop new_constMethod(int byte_code_size, 83 int compressed_line_number_size, 84 int localvariable_table_length, 85 int checked_exceptions_length, 86 bool is_conc_safe, 87 TRAPS); 88 public: 89 // Set is_conc_safe for methods which cannot safely be 90 // processed by concurrent GC even after the return of 91 // the method. 92 static methodOop new_method(int byte_code_size, 93 AccessFlags access_flags, 94 int compressed_line_number_size, 95 int localvariable_table_length, 96 int checked_exceptions_length, 97 bool is_conc_safe, 98 TRAPS); 99 100 // Method Data containers 101 static methodDataOop new_methodData(methodHandle method, TRAPS); 102 103 // System object arrays 104 static objArrayOop new_system_objArray(int length, TRAPS); 105 106 // Regular object arrays 107 static objArrayOop new_objArray(klassOop klass, int length, TRAPS); 108 109 // For compiled ICs 110 static compiledICHolderOop new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS); 111 }; 112 113 #endif // SHARE_VM_MEMORY_OOPFACTORY_HPP