src/hotspot/share/gc/shared/oopStorageParState.inline.hpp
author stefank
Thu, 22 Feb 2018 18:36:32 +0100
changeset 49048 4e8c86b75428
parent 49005 cc2b457f2589
child 49392 2956d0ece7a9
permissions -rw-r--r--
8198525: Move _size_policy out of GenCollectorPolicy into GenCollectedHeap Reviewed-by: pliden, sjohanss
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/*
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 * Copyright (c) 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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#ifndef SHARE_GC_SHARED_OOPSTORAGEPARSTATE_INLINE_HPP
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#define SHARE_GC_SHARED_OOPSTORAGEPARSTATE_INLINE_HPP
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#include "gc/shared/oopStorage.inline.hpp"
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#include "gc/shared/oopStorageParState.hpp"
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#include "memory/allocation.hpp"
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#include "metaprogramming/conditional.hpp"
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#include "utilities/macros.hpp"
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#if INCLUDE_ALL_GCS
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template<typename F>
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class OopStorage::BasicParState::AlwaysTrueFn VALUE_OBJ_CLASS_SPEC {
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  F _f;
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public:
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  AlwaysTrueFn(F f) : _f(f) {}
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  template<typename OopPtr>     // [const] oop*
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  bool operator()(OopPtr ptr) const { _f(ptr); return true; }
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};
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template<bool is_const, typename F>
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inline void OopStorage::BasicParState::iterate(F f) {
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  // Wrap f in ATF so we can use Block::iterate.
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  AlwaysTrueFn<F> atf_f(f);
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  ensure_iteration_started();
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  typename Conditional<is_const, const Block*, Block*>::type block;
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  while ((block = claim_next_block()) != NULL) {
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    block->iterate(atf_f);
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  }
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}
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template<bool concurrent, bool is_const>
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template<typename F>
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inline void OopStorage::ParState<concurrent, is_const>::iterate(F f) {
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  _basic_state.template iterate<is_const>(f);
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}
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template<bool concurrent, bool is_const>
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template<typename Closure>
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inline void OopStorage::ParState<concurrent, is_const>::oops_do(Closure* cl) {
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  this->iterate(oop_fn(cl));
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}
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template<typename F>
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inline void OopStorage::ParState<false, false>::iterate(F f) {
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  _basic_state.template iterate<false>(f);
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}
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template<typename Closure>
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inline void OopStorage::ParState<false, false>::oops_do(Closure* cl) {
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  this->iterate(oop_fn(cl));
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}
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template<typename Closure>
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inline void OopStorage::ParState<false, false>::weak_oops_do(Closure* cl) {
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  this->iterate(skip_null_fn(oop_fn(cl)));
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}
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template<typename IsAliveClosure, typename Closure>
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inline void OopStorage::ParState<false, false>::weak_oops_do(IsAliveClosure* is_alive, Closure* cl) {
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  this->iterate(if_alive_fn(is_alive, oop_fn(cl)));
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}
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#endif // INCLUDE_ALL_GCS
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#endif // SHARE_GC_SHARED_OOPSTORAGEPARSTATE_INLINE_HPP