view src/share/vm/memory/oopFactory.hpp @ 8804:91bf0bdae37b

8008217: CDS: Class data sharing limits the malloc heap on Solaris Summary: In 64bit VM move CDS archive address to 32G on all platforms using new flag SharedBaseAddress. In 32bit VM set CDS archive address to 3Gb on Linux and let other OSs pick the address. Reviewed-by: kvn, dcubed, zgu, hseigel
author coleenp
date Wed, 20 Mar 2013 08:04:54 -0400
parents d8ce2825b193
children f2110083203d
line wrap: on
line source

/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

#ifndef SHARE_VM_MEMORY_OOPFACTORY_HPP
#define SHARE_VM_MEMORY_OOPFACTORY_HPP

#include "classfile/symbolTable.hpp"
#include "classfile/systemDictionary.hpp"
#include "memory/universe.hpp"
#include "oops/objArrayKlass.hpp"
#include "oops/oop.hpp"
#include "oops/typeArrayKlass.hpp"
#include "utilities/growableArray.hpp"

// oopFactory is a class used for creating new objects.

class vframeArray;

class oopFactory: AllStatic {
 public:
  // Basic type leaf array allocation
  static typeArrayOop    new_boolArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_charArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_singleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_doubleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_byteArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_shortArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_intArray   (int length, TRAPS) { return TypeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, CHECK_NULL); }
  static typeArrayOop    new_longArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, CHECK_NULL); }

  // create java.lang.Object[]
  static objArrayOop     new_objectArray(int length, TRAPS)  {
    assert(Universe::objectArrayKlassObj() != NULL, "Too early?");
    return ObjArrayKlass::
      cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL);
  }

  static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
  static typeArrayOop    new_tenured_charArray(int length, TRAPS);

  static typeArrayOop    new_typeArray(BasicType type, int length, TRAPS);
  static typeArrayOop    new_typeArray_nozero(BasicType type, int length, TRAPS);
  static typeArrayOop    new_metaDataArray(int length, TRAPS);

  // Regular object arrays
  static objArrayOop     new_objArray(Klass* klass, int length, TRAPS);
};

#endif // SHARE_VM_MEMORY_OOPFACTORY_HPP