duke@435: /*
jiangli@3701:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
duke@435:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435:  *
duke@435:  * This code is free software; you can redistribute it and/or modify it
duke@435:  * under the terms of the GNU General Public License version 2 only, as
duke@435:  * published by the Free Software Foundation.
duke@435:  *
duke@435:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@435:  * version 2 for more details (a copy is included in the LICENSE file that
duke@435:  * accompanied this code).
duke@435:  *
duke@435:  * You should have received a copy of the GNU General Public License version
duke@435:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@435:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435:  *
trims@1907:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907:  * or visit www.oracle.com if you need additional information or have any
trims@1907:  * questions.
duke@435:  *
duke@435:  */
duke@435: 
stefank@2314: #include "precompiled.hpp"
stefank@2314: #include "classfile/javaClasses.hpp"
stefank@2314: #include "classfile/symbolTable.hpp"
stefank@2314: #include "classfile/systemDictionary.hpp"
stefank@2314: #include "classfile/vmSymbols.hpp"
stefank@2314: #include "gc_interface/collectedHeap.inline.hpp"
stefank@2314: #include "memory/oopFactory.hpp"
stefank@2314: #include "memory/resourceArea.hpp"
stefank@2314: #include "memory/universe.inline.hpp"
stefank@2314: #include "oops/instanceKlass.hpp"
stefank@2314: #include "oops/instanceOop.hpp"
stefank@2314: #include "oops/objArrayOop.hpp"
stefank@2314: #include "oops/oop.inline.hpp"
duke@435: 
duke@435: 
duke@435: typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) {
duke@435:   int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str);
duke@435:   typeArrayOop result = new_charArray(length, CHECK_NULL);
duke@435:   if (length > 0) {
duke@435:     UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length);
duke@435:   }
duke@435:   return result;
duke@435: }
duke@435: 
coleenp@4037: typeArrayOop oopFactory::new_tenured_charArray(int length, TRAPS) {
coleenp@4142:   return TypeArrayKlass::cast(Universe::charArrayKlassObj())->allocate(length, THREAD);
duke@435: }
duke@435: 
coleenp@4037: typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) {
coleenp@4037:   Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
coleenp@4142:   TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
coleenp@4037:   typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
coleenp@4037:   return result;
duke@435: }
duke@435: 
coleenp@4037: // Create a Java array that points to metadata.
coleenp@4037: // As far as Java code is concerned, a metaData array is either an array of
coleenp@4037: // int or long depending on pointer size.  Only a few things use this, like
coleenp@4037: // stack trace elements in Throwable.  They cast Method* into this type.
coleenp@4037: // Note:can't point to symbols because there's no way to unreference count
coleenp@4037: // them when this object goes away.
coleenp@4037: typeArrayOop oopFactory::new_metaDataArray(int length, TRAPS) {
coleenp@4037:   BasicType type = LP64_ONLY(T_LONG) NOT_LP64(T_INT);
coleenp@4037:   Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
coleenp@4142:   TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
kvn@3157:   typeArrayOop result = type_asArrayKlass->allocate_common(length, true, THREAD);
kvn@3157:   return result;
kvn@3157: }
kvn@3157: 
kvn@3157: typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) {
coleenp@4037:   Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
coleenp@4142:   TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
kvn@3157:   typeArrayOop result = type_asArrayKlass->allocate_common(length, false, THREAD);
duke@435:   return result;
duke@435: }
duke@435: 
duke@435: 
coleenp@4037: objArrayOop oopFactory::new_objArray(Klass* klass, int length, TRAPS) {
duke@435:   assert(klass->is_klass(), "must be instance class");
coleenp@4037:   if (klass->oop_is_array()) {
coleenp@4142:     return ((ArrayKlass*)klass)->allocate_arrayArray(1, length, THREAD);
duke@435:   } else {
coleenp@4037:     assert (klass->oop_is_instance(), "new object array with klass not an InstanceKlass");
coleenp@4037:     return ((InstanceKlass*)klass)->allocate_objArray(1, length, THREAD);
duke@435:   }
duke@435: }