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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "MarkingConstraint.h"
#include "JSCInlines.h"
namespace JSC {
MarkingConstraint::MarkingConstraint(
CString abbreviatedName, CString name,
::Function<void(SlotVisitor&, const VisitingTimeout&)> executeFunction,
ConstraintVolatility volatility)
: m_abbreviatedName(abbreviatedName)
, m_name(WTFMove(name))
, m_executeFunction(WTFMove(executeFunction))
, m_volatility(volatility)
{
}
MarkingConstraint::MarkingConstraint(
CString abbreviatedName, CString name,
::Function<void(SlotVisitor&, const VisitingTimeout&)> executeFunction,
::Function<double(SlotVisitor&)> quickWorkEstimateFunction,
ConstraintVolatility volatility)
: m_abbreviatedName(abbreviatedName)
, m_name(WTFMove(name))
, m_executeFunction(WTFMove(executeFunction))
, m_quickWorkEstimateFunction(WTFMove(quickWorkEstimateFunction))
, m_volatility(volatility)
{
}
MarkingConstraint::~MarkingConstraint()
{
}
void MarkingConstraint::resetStats()
{
m_lastVisitCount = 0;
}
void MarkingConstraint::execute(SlotVisitor& visitor, bool& didVisitSomething, MonotonicTime timeout)
{
if (Options::logGC())
dataLog(abbreviatedName());
VisitingTimeout visitingTimeout(visitor, didVisitSomething, timeout);
m_executeFunction(visitor, visitingTimeout);
m_lastVisitCount = visitingTimeout.visitCount(visitor);
didVisitSomething = visitingTimeout.didVisitSomething(visitor);
}
} // namespace JSC
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