src/hotspot/share/oops/instanceClassLoaderKlass.inline.hpp
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permissions -rw-r--r--
8204540: Automatic oop closure devirtualization Reviewed-by: kbarrett, eosterlund
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/*
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 * Copyright (c) 2015, 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_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
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#define SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
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#include "classfile/javaClasses.hpp"
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#include "memory/iterator.hpp"
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#include "oops/instanceClassLoaderKlass.hpp"
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#include "oops/instanceKlass.inline.hpp"
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#include "oops/oop.inline.hpp"
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#include "utilities/debug.hpp"
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/macros.hpp"
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template <typename T, class OopClosureType>
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inline void InstanceClassLoaderKlass::oop_oop_iterate(oop obj, OopClosureType* closure) {
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  InstanceKlass::oop_oop_iterate<T>(obj, closure);
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  if (Devirtualizer::do_metadata(closure)) {
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    ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);
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    // cld can be null if we have a non-registered class loader.
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    if (cld != NULL) {
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      Devirtualizer::do_cld(closure, cld);
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    }
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  }
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}
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template <typename T, class OopClosureType>
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inline void InstanceClassLoaderKlass::oop_oop_iterate_reverse(oop obj, OopClosureType* closure) {
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  InstanceKlass::oop_oop_iterate_reverse<T>(obj, closure);
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  assert(!Devirtualizer::do_metadata(closure),
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      "Code to handle metadata is not implemented");
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}
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template <typename T, class OopClosureType>
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inline void InstanceClassLoaderKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {
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  InstanceKlass::oop_oop_iterate_bounded<T>(obj, closure, mr);
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  if (Devirtualizer::do_metadata(closure)) {
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    if (mr.contains(obj)) {
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      ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);
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      // cld can be null if we have a non-registered class loader.
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      if (cld != NULL) {
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        Devirtualizer::do_cld(closure, cld);
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      }
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    }
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  }
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}
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#endif // SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP