jdk/src/hotspot/share/gc/g1/g1FullCollector.inline.hpp
Thomas Schatzl 4597046984 8375974: G1: Convert G1FullCollector to use Atomic<T>
Reviewed-by: kbarrett, iwalulya
2026-01-26 09:16:11 +00:00

102 lines
3.2 KiB
C++

/*
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* 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
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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_GC_G1_G1FULLCOLLECTOR_INLINE_HPP
#define SHARE_GC_G1_G1FULLCOLLECTOR_INLINE_HPP
#include "gc/g1/g1FullCollector.hpp"
#include "gc/g1/g1FullGCHeapRegionAttr.hpp"
#include "gc/g1/g1HeapRegion.inline.hpp"
#include "oops/oopsHierarchy.hpp"
#include "runtime/atomicAccess.hpp"
bool G1FullCollector::is_compacting(oop obj) const {
return _region_attr_table.is_compacting(cast_from_oop<HeapWord *>(obj));
}
bool G1FullCollector::is_skip_compacting(uint region_index) const {
return _region_attr_table.is_skip_compacting(region_index);
}
bool G1FullCollector::is_compaction_target(uint region_index) const {
return _region_attr_table.is_compacting(region_index) || is_free(region_index);
}
void G1FullCollector::set_free(uint region_idx) {
_region_attr_table.set_free(region_idx);
}
bool G1FullCollector::is_free(uint region_idx) const {
return _region_attr_table.is_free(region_idx);
}
void G1FullCollector::update_from_compacting_to_skip_compacting(uint region_idx) {
_region_attr_table.verify_is_compacting(region_idx);
_region_attr_table.set_skip_compacting(region_idx);
}
void G1FullCollector::update_from_skip_compacting_to_compacting(uint region_idx) {
DEBUG_ONLY(_region_attr_table.verify_is_skip_compacting(region_idx);)
_region_attr_table.set_compacting(region_idx);
}
void G1FullCollector::set_compaction_top(G1HeapRegion* r, HeapWord* value) {
_compaction_tops[r->hrm_index()].store_relaxed(value);
}
HeapWord* G1FullCollector::compaction_top(G1HeapRegion* r) const {
return _compaction_tops[r->hrm_index()].load_relaxed();
}
void G1FullCollector::set_has_compaction_targets() {
if (!_has_compaction_targets) {
_has_compaction_targets = true;
}
}
bool G1FullCollector::has_compaction_targets() const {
return _has_compaction_targets;
}
void G1FullCollector::set_has_humongous() {
if (!_has_humongous) {
_has_humongous = true;
}
}
bool G1FullCollector::has_humongous() {
return _has_humongous;
}
void G1FullCollector::add_humongous_region(G1HeapRegion* hr) {
_humongous_compaction_regions.append(hr);
}
GrowableArrayCHeap<G1HeapRegion*, mtGC>& G1FullCollector::humongous_compaction_regions() {
return _humongous_compaction_regions;
}
#endif // SHARE_GC_G1_G1FULLCOLLECTOR_INLINE_HPP