99 lines
3.9 KiB
C++
99 lines
3.9 KiB
C++
/*
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* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#include "precompiled.hpp"
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#include "classfile/javaClasses.hpp"
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#include "classfile/symbolTable.hpp"
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#include "classfile/systemDictionary.hpp"
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#include "classfile/vmSymbols.hpp"
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#include "gc/shared/collectedHeap.inline.hpp"
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#include "memory/oopFactory.hpp"
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#include "memory/resourceArea.hpp"
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#include "memory/universe.hpp"
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#include "oops/instanceKlass.hpp"
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#include "oops/instanceOop.hpp"
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#include "oops/objArrayOop.hpp"
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#include "oops/oop.inline.hpp"
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#include "oops/typeArrayOop.inline.hpp"
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typeArrayOop oopFactory::new_charArray(const char* utf8_str, TRAPS) {
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int length = utf8_str == NULL ? 0 : UTF8::unicode_length(utf8_str);
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typeArrayOop result = new_charArray(length, CHECK_NULL);
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if (length > 0) {
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UTF8::convert_to_unicode(utf8_str, result->char_at_addr(0), length);
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}
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return result;
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}
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typeArrayOop oopFactory::new_tenured_charArray(int length, TRAPS) {
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return TypeArrayKlass::cast(Universe::charArrayKlassObj())->allocate(length, THREAD);
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}
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typeArrayOop oopFactory::new_typeArray(BasicType type, int length, TRAPS) {
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Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
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TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
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typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
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return result;
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}
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// Create a Java array that points to Symbol.
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// As far as Java code is concerned, a Symbol array is either an array of
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// int or long depending on pointer size. Only stack trace elements in Throwable use
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// this. They cast Symbol* into this type.
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typeArrayOop oopFactory::new_symbolArray(int length, TRAPS) {
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BasicType type = LP64_ONLY(T_LONG) NOT_LP64(T_INT);
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Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
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TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
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typeArrayOop result = type_asArrayKlass->allocate(length, THREAD);
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return result;
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}
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typeArrayOop oopFactory::new_typeArray_nozero(BasicType type, int length, TRAPS) {
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Klass* type_asKlassOop = Universe::typeArrayKlassObj(type);
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TypeArrayKlass* type_asArrayKlass = TypeArrayKlass::cast(type_asKlassOop);
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typeArrayOop result = type_asArrayKlass->allocate_common(length, false, THREAD);
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return result;
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}
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objArrayOop oopFactory::new_objArray(Klass* klass, int length, TRAPS) {
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assert(klass->is_klass(), "must be instance class");
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if (klass->is_array_klass()) {
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return ArrayKlass::cast(klass)->allocate_arrayArray(1, length, THREAD);
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} else {
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return InstanceKlass::cast(klass)->allocate_objArray(1, length, THREAD);
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}
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}
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objArrayHandle oopFactory::new_objArray_handle(Klass* klass, int length, TRAPS) {
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objArrayOop obj = new_objArray(klass, length, CHECK_(objArrayHandle()));
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return objArrayHandle(THREAD, obj);
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}
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typeArrayHandle oopFactory::new_byteArray_handle(int length, TRAPS) {
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typeArrayOop obj = new_byteArray(length, CHECK_(typeArrayHandle()));
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return typeArrayHandle(THREAD, obj);
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}
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