src/hotspot/share/gc/g1/g1OopStarChunkedList.inline.hpp
author tschatzl
Mon, 08 Apr 2019 20:37:52 +0200
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permissions -rw-r--r--
8218668: Clean up evacuation of optional collection set Summary: Better integrate optional collection set evacuation into the existing evacuation scheme, fixing a few minor issues with the initial implementation. Reviewed-by: kbarrett, sangheki
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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_G1_G1OOPSTARCHUNKEDLIST_INLINE_HPP
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#define SHARE_GC_G1_G1OOPSTARCHUNKEDLIST_INLINE_HPP
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#include "gc/g1/g1OopStarChunkedList.hpp"
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#include "gc/g1/g1CollectedHeap.inline.hpp"
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#include "memory/allocation.inline.hpp"
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#include "memory/iterator.hpp"
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template <typename T>
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inline void G1OopStarChunkedList::push(ChunkedList<T*, mtGC>** field, T* p) {
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  ChunkedList<T*, mtGC>* list = *field;
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  if (list == NULL) {
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    *field = new ChunkedList<T*, mtGC>();
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    _used_memory += sizeof(ChunkedList<T*, mtGC>);
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  } else if (list->is_full()) {
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    ChunkedList<T*, mtGC>* next = new ChunkedList<T*, mtGC>();
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    next->set_next_used(list);
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    *field = next;
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    _used_memory += sizeof(ChunkedList<T*, mtGC>);
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  }
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  (*field)->push(p);
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}
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inline void G1OopStarChunkedList::push_root(narrowOop* p) {
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  push(&_croots, p);
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}
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inline void G1OopStarChunkedList::push_root(oop* p) {
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  push(&_roots, p);
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}
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inline void G1OopStarChunkedList::push_oop(narrowOop* p) {
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  push(&_coops, p);
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}
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inline void G1OopStarChunkedList::push_oop(oop* p) {
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  push(&_oops, p);
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}
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template <typename T>
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void G1OopStarChunkedList::delete_list(ChunkedList<T*, mtGC>* c) {
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  while (c != NULL) {
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    ChunkedList<T*, mtGC>* next = c->next_used();
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    delete c;
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    c = next;
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  }
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}
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template <typename T>
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size_t G1OopStarChunkedList::chunks_do(ChunkedList<T*, mtGC>* head, OopClosure* cl) {
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  size_t result = 0;
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  for (ChunkedList<T*, mtGC>* c = head; c != NULL; c = c->next_used()) {
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    result += c->size();
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    for (size_t i = 0; i < c->size(); i++) {
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      T* p = c->at(i);
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      cl->do_oop(p);
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    }
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  }
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  return result;
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}
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#endif // SHARE_GC_G1_G1OOPSTARCHUNKEDLIST_INLINE_HPP