oopFactory.cpp revision 1472:c18cbe5936b8
1/* 2 * Copyright (c) 1997, 2009, 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# include "incls/_precompiled.incl" 26# include "incls/_oopFactory.cpp.incl" 27 28 29typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) { 30 int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str); 31 typeArrayOop result = new_charArray(length, CHECK_NULL); 32 if (length > 0) { 33 UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length); 34 } 35 return result; 36} 37 38typeArrayOop oopFactory::new_permanent_charArray(int length, TRAPS) { 39 return typeArrayKlass::cast(Universe::charArrayKlassObj())->allocate_permanent(length, THREAD); 40} 41 42typeArrayOop oopFactory::new_permanent_byteArray(int length, TRAPS) { 43 return typeArrayKlass::cast(Universe::byteArrayKlassObj())->allocate_permanent(length, THREAD); 44} 45 46 47typeArrayOop oopFactory::new_permanent_shortArray(int length, TRAPS) { 48 return typeArrayKlass::cast(Universe::shortArrayKlassObj())->allocate_permanent(length, THREAD); 49} 50 51 52typeArrayOop oopFactory::new_permanent_intArray(int length, TRAPS) { 53 return typeArrayKlass::cast(Universe::intArrayKlassObj())->allocate_permanent(length, THREAD); 54} 55 56 57typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) { 58 klassOop type_asKlassOop = Universe::typeArrayKlassObj(type); 59 typeArrayKlass* type_asArrayKlass = typeArrayKlass::cast(type_asKlassOop); 60 typeArrayOop result = type_asArrayKlass->allocate(length, THREAD); 61 return result; 62} 63 64 65objArrayOop oopFactory::new_objArray(klassOop klass, int length, TRAPS) { 66 assert(klass->is_klass(), "must be instance class"); 67 if (klass->klass_part()->oop_is_array()) { 68 return ((arrayKlass*)klass->klass_part())->allocate_arrayArray(1, length, THREAD); 69 } else { 70 assert (klass->klass_part()->oop_is_instance(), "new object array with klass not an instanceKlass"); 71 return ((instanceKlass*)klass->klass_part())->allocate_objArray(1, length, THREAD); 72 } 73} 74 75objArrayOop oopFactory::new_system_objArray(int length, TRAPS) { 76 int size = objArrayOopDesc::object_size(length); 77 KlassHandle klass (THREAD, Universe::systemObjArrayKlassObj()); 78 objArrayOop o = (objArrayOop) 79 Universe::heap()->permanent_array_allocate(klass, size, length, CHECK_NULL); 80 // initialization not needed, allocated cleared 81 return o; 82} 83 84 85constantPoolOop oopFactory::new_constantPool(int length, 86 bool is_conc_safe, 87 TRAPS) { 88 constantPoolKlass* ck = constantPoolKlass::cast(Universe::constantPoolKlassObj()); 89 return ck->allocate(length, is_conc_safe, CHECK_NULL); 90} 91 92 93constantPoolCacheOop oopFactory::new_constantPoolCache(int length, 94 bool is_conc_safe, 95 TRAPS) { 96 constantPoolCacheKlass* ck = constantPoolCacheKlass::cast(Universe::constantPoolCacheKlassObj()); 97 return ck->allocate(length, is_conc_safe, CHECK_NULL); 98} 99 100 101klassOop oopFactory::new_instanceKlass(int vtable_len, int itable_len, 102 int static_field_size, 103 unsigned int nonstatic_oop_map_count, 104 ReferenceType rt, TRAPS) { 105 instanceKlassKlass* ikk = instanceKlassKlass::cast(Universe::instanceKlassKlassObj()); 106 return ikk->allocate_instance_klass(vtable_len, itable_len, static_field_size, nonstatic_oop_map_count, rt, CHECK_NULL); 107} 108 109 110constMethodOop oopFactory::new_constMethod(int byte_code_size, 111 int compressed_line_number_size, 112 int localvariable_table_length, 113 int checked_exceptions_length, 114 bool is_conc_safe, 115 TRAPS) { 116 klassOop cmkObj = Universe::constMethodKlassObj(); 117 constMethodKlass* cmk = constMethodKlass::cast(cmkObj); 118 return cmk->allocate(byte_code_size, compressed_line_number_size, 119 localvariable_table_length, checked_exceptions_length, 120 is_conc_safe, 121 CHECK_NULL); 122} 123 124 125methodOop oopFactory::new_method(int byte_code_size, AccessFlags access_flags, 126 int compressed_line_number_size, 127 int localvariable_table_length, 128 int checked_exceptions_length, 129 bool is_conc_safe, 130 TRAPS) { 131 methodKlass* mk = methodKlass::cast(Universe::methodKlassObj()); 132 assert(!access_flags.is_native() || byte_code_size == 0, 133 "native methods should not contain byte codes"); 134 constMethodOop cm = new_constMethod(byte_code_size, 135 compressed_line_number_size, 136 localvariable_table_length, 137 checked_exceptions_length, 138 is_conc_safe, CHECK_NULL); 139 constMethodHandle rw(THREAD, cm); 140 return mk->allocate(rw, access_flags, CHECK_NULL); 141} 142 143 144methodDataOop oopFactory::new_methodData(methodHandle method, TRAPS) { 145 methodDataKlass* mdk = methodDataKlass::cast(Universe::methodDataKlassObj()); 146 return mdk->allocate(method, CHECK_NULL); 147} 148 149 150compiledICHolderOop oopFactory::new_compiledICHolder(methodHandle method, KlassHandle klass, TRAPS) { 151 compiledICHolderKlass* ck = (compiledICHolderKlass*) Universe::compiledICHolderKlassObj()->klass_part(); 152 compiledICHolderOop c = ck->allocate(CHECK_NULL); 153 c->set_holder_method(method()); 154 c->set_holder_klass(klass()); 155 return c; 156} 157