src/hotspot/share/gc/parallel/parallelScavengeHeap.inline.hpp
author stefank
Fri, 04 May 2018 11:41:35 +0200
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8200729: Conditional compilation of GCs Reviewed-by: ehelin, coleenp, kvn, ihse
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/*
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 * Copyright (c) 2006, 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_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
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#define SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP
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#include "gc/parallel/parallelScavengeHeap.hpp"
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#include "gc/parallel/psMarkSweepProxy.hpp"
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#include "gc/parallel/psParallelCompact.inline.hpp"
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#include "gc/parallel/psScavenge.hpp"
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inline size_t ParallelScavengeHeap::total_invocations() {
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  return UseParallelOldGC ? PSParallelCompact::total_invocations() :
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    PSMarkSweepProxy::total_invocations();
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}
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inline bool ParallelScavengeHeap::should_alloc_in_eden(const size_t size) const {
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  const size_t eden_size = young_gen()->eden_space()->capacity_in_words();
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  return size < eden_size / 2;
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}
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inline void ParallelScavengeHeap::invoke_scavenge() {
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  PSScavenge::invoke();
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}
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inline bool ParallelScavengeHeap::is_in_young(oop p) {
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  // Assumes the the old gen address range is lower than that of the young gen.
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  bool result = ((HeapWord*)p) >= young_gen()->reserved().start();
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  assert(result == young_gen()->is_in_reserved(p),
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         "incorrect test - result=%d, p=" PTR_FORMAT, result, p2i((void*)p));
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  return result;
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}
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#endif // SHARE_VM_GC_PARALLEL_PARALLELSCAVENGEHEAP_INLINE_HPP