src/hotspot/share/memory/oopFactory.hpp
author gziemski
Wed, 08 May 2019 11:11:50 -0500
changeset 54764 865ec913f916
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child 54785 83b3671d9e30
permissions -rw-r--r--
8185525: Add JFR event for DictionarySizes Summary: Added TableStatistics event Reviewed-by: egahlin, coleenp
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/*
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 * Copyright (c) 1997, 2019, 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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#ifndef SHARE_MEMORY_OOPFACTORY_HPP
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#define SHARE_MEMORY_OOPFACTORY_HPP
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#include "classfile/symbolTable.hpp"
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#include "classfile/systemDictionary.hpp"
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#include "memory/referenceType.hpp"
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#include "memory/universe.hpp"
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#include "oops/objArrayKlass.hpp"
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#include "oops/oop.hpp"
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#include "oops/typeArrayKlass.hpp"
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#include "utilities/growableArray.hpp"
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// oopFactory is a class used for creating new objects.
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class vframeArray;
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class oopFactory: AllStatic {
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 public:
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  // Basic type leaf array allocation
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  static typeArrayOop    new_boolArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, THREAD); }
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  static typeArrayOop    new_charArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, THREAD); }
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  static typeArrayOop    new_floatArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::floatArrayKlassObj())->allocate(length, THREAD); }
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  static typeArrayOop    new_doubleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, THREAD); }
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  static typeArrayOop    new_byteArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, THREAD); }
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  static typeArrayOop    new_shortArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, THREAD); }
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  static typeArrayOop    new_intArray   (int length, TRAPS) { return TypeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, THREAD); }
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  static typeArrayOop    new_longArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, THREAD); }
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  // create java.lang.Object[]
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  static objArrayOop     new_objectArray(int length, TRAPS)  {
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    assert(Universe::objectArrayKlassObj() != NULL, "Too early?");
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    return ObjArrayKlass::
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      cast(Universe::objectArrayKlassObj())->allocate(length, THREAD);
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  }
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  static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
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  static typeArrayOop    new_tenured_charArray(int length, TRAPS);
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  static typeArrayOop    new_typeArray(BasicType type, int length, TRAPS);
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  static typeArrayOop    new_typeArray_nozero(BasicType type, int length, TRAPS);
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  static typeArrayOop    new_symbolArray(int length, TRAPS);
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  // Regular object arrays
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  static objArrayOop     new_objArray(Klass* klass, int length, TRAPS);
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  // Helpers that return handles
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  static objArrayHandle  new_objArray_handle(Klass* klass, int length, TRAPS);
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  static typeArrayHandle new_byteArray_handle(int length, TRAPS);
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};
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#endif // SHARE_MEMORY_OOPFACTORY_HPP