/*
* Copyright ( c ) 2017 , 2022 , 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
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*
*/
#include "precompiled.hpp"
#include "gc/g1/g1FullGCScope.hpp"
#include "gc/shared/gc_globals.hpp"
G1FullGCJFRTracerMark::G1FullGCJFRTracerMark(STWGCTimer* timer, GCTracer* tracer)
: G1JFRTracerMark(timer, tracer) {
G1CollectedHeap::heap()->pre_full_gc_dump(_timer);
}
G1FullGCJFRTracerMark::~G1FullGCJFRTracerMark() {
G1CollectedHeap::heap()->post_full_gc_dump(_timer);
}
G1FullGCScope::G1FullGCScope(G1MonitoringSupport* monitoring_support,
bool explicit_gc,
bool clear_soft,
bool do_maximal_compaction,
G1FullGCTracer* tracer) :
_rm(),
_explicit_gc(explicit_gc),
_g1h(G1CollectedHeap::heap()),
_svc_marker(SvcGCMarker::FULL),
_timer(),
_tracer(tracer),
_active(),
_tracer_mark(&_timer, _tracer),
_soft_refs(clear_soft, _g1h->soft_ref_policy()),
_monitoring_scope(monitoring_support),
_heap_printer(_g1h),
_region_compaction_threshold(do_maximal_compaction ?
HeapRegion::GrainWords :
(1 - MarkSweepDeadRatio / 100 .0 ) * HeapRegion::GrainWords) { }
bool G1FullGCScope::is_explicit_gc() {
return _explicit_gc;
}
bool G1FullGCScope::should_clear_soft_refs() {
return _soft_refs.should_clear();
}
STWGCTimer* G1FullGCScope::timer() {
return &_timer;
}
G1FullGCTracer* G1FullGCScope::tracer() {
return _tracer;
}
size_t G1FullGCScope::region_compaction_threshold() const {
return _region_compaction_threshold;
}
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