78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
/*
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* Copyright (c) 2017, 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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#include "precompiled.hpp"
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#include "gc/g1/g1FullGCScope.hpp"
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G1FullGCScope::G1FullGCScope(G1MonitoringSupport* monitoring_support, bool explicit_gc, bool clear_soft) :
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_rm(),
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_explicit_gc(explicit_gc),
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_g1h(G1CollectedHeap::heap()),
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_gc_id(),
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_svc_marker(SvcGCMarker::FULL),
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_timer(),
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_tracer(),
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_active(),
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_cpu_time(),
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_soft_refs(clear_soft, _g1h->soft_ref_policy()),
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_monitoring_scope(monitoring_support, true /* full_gc */, true /* all_memory_pools_affected */),
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_heap_transition(_g1h) {
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_timer.register_gc_start();
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_tracer.report_gc_start(_g1h->gc_cause(), _timer.gc_start());
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_g1h->pre_full_gc_dump(&_timer);
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_g1h->trace_heap_before_gc(&_tracer);
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}
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G1FullGCScope::~G1FullGCScope() {
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// We must call G1MonitoringSupport::update_sizes() in the same scoping level
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// as an active TraceMemoryManagerStats object (i.e. before the destructor for the
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// TraceMemoryManagerStats is called) so that the G1 memory pools are updated
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// before any GC notifications are raised.
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_g1h->g1mm()->update_sizes();
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_g1h->trace_heap_after_gc(&_tracer);
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_g1h->post_full_gc_dump(&_timer);
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_timer.register_gc_end();
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_tracer.report_gc_end(_timer.gc_end(), _timer.time_partitions());
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}
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bool G1FullGCScope::is_explicit_gc() {
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return _explicit_gc;
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}
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bool G1FullGCScope::should_clear_soft_refs() {
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return _soft_refs.should_clear();
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}
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STWGCTimer* G1FullGCScope::timer() {
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return &_timer;
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}
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G1FullGCTracer* G1FullGCScope::tracer() {
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return &_tracer;
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}
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G1HeapTransition* G1FullGCScope::heap_transition() {
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return &_heap_transition;
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}
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