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g1CollectorState.cpp
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/
g1CollectorState.cpp
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/*
* Copyright (c) 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.
*
*/
#include "precompiled.hpp"
#include "gc/g1/g1CollectorState.hpp"
#include "gc/g1/g1GCPauseType.hpp"
G1GCPauseType G1CollectorState::young_gc_pause_type(bool concurrent_operation_is_full_mark) const {
assert(!in_full_gc(), "must be");
if (in_concurrent_start_gc()) {
assert(!in_young_gc_before_mixed(), "must be");
return concurrent_operation_is_full_mark ? G1GCPauseType::ConcurrentStartMarkGC :
G1GCPauseType::ConcurrentStartUndoGC;
} else if (in_young_gc_before_mixed()) {
assert(!in_concurrent_start_gc(), "must be");
return G1GCPauseType::LastYoungGC;
} else if (in_mixed_phase()) {
assert(!in_concurrent_start_gc(), "must be");
assert(!in_young_gc_before_mixed(), "must be");
return G1GCPauseType::MixedGC;
} else {
assert(!in_concurrent_start_gc(), "must be");
assert(!in_young_gc_before_mixed(), "must be");
return G1GCPauseType::YoungGC;
}
}