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g1FullGCOopClosures.inline.hpp
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g1FullGCOopClosures.inline.hpp
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/*
* Copyright (c) 2017, 2021, 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_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
#define SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
#include "gc/g1/g1FullGCOopClosures.hpp"
#include "gc/g1/g1Allocator.inline.hpp"
#include "gc/g1/g1FullCollector.inline.hpp"
#include "gc/g1/g1ConcurrentMarkBitMap.inline.hpp"
#include "gc/g1/g1FullGCMarker.inline.hpp"
#include "gc/g1/heapRegionRemSet.inline.hpp"
#include "memory/iterator.inline.hpp"
#include "memory/universe.hpp"
#include "oops/access.inline.hpp"
#include "oops/compressedOops.inline.hpp"
#include "oops/oopForwarding.hpp"
#include "oops/oop.inline.hpp"
template <typename T>
inline void G1MarkAndPushClosure::do_oop_work(T* p) {
_marker->mark_and_push(p);
}
inline void G1MarkAndPushClosure::do_oop(oop* p) {
do_oop_work(p);
}
inline void G1MarkAndPushClosure::do_oop(narrowOop* p) {
do_oop_work(p);
}
inline bool G1MarkAndPushClosure::do_metadata() {
return true;
}
inline void G1MarkAndPushClosure::do_klass(Klass* k) {
_marker->follow_klass(k);
}
inline void G1MarkAndPushClosure::do_cld(ClassLoaderData* cld) {
_marker->follow_cld(cld);
}
template <class T> inline void G1AdjustClosure::adjust_pointer(T* p) {
T heap_oop = RawAccess<>::oop_load(p);
if (CompressedOops::is_null(heap_oop)) {
return;
}
oop obj = CompressedOops::decode_not_null(heap_oop);
assert(Universe::heap()->is_in(obj), "should be in heap");
if (!_collector->is_compacting(obj)) {
// We never forward objects in non-compacting regions so there is no need to
// process them further.
return;
}
OopForwarding fwd(obj);
if (fwd.is_forwarded()) {
oop forwardee = fwd.forwardee();
// Forwarded, just update.
assert(G1CollectedHeap::heap()->is_in_reserved(forwardee), "should be in object space");
RawAccess<IS_NOT_NULL>::oop_store(p, forwardee);
}
}
inline void G1AdjustClosure::do_oop(oop* p) { do_oop_work(p); }
inline void G1AdjustClosure::do_oop(narrowOop* p) { do_oop_work(p); }
inline bool G1IsAliveClosure::do_object_b(oop p) {
return _bitmap->is_marked(p) || _collector->is_skip_marking(p);
}
template<typename T>
inline void G1FullKeepAliveClosure::do_oop_work(T* p) {
_marker->mark_and_push(p);
}
#endif // SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP