darling-JavaScriptCore/dfg/DFGPlanInlines.h
2020-08-29 15:28:47 -04:00

54 lines
1.9 KiB
C++

/*
* Copyright (C) 2017-2018 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. ``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
* 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.
*/
#pragma once
#include "DFGPlan.h"
namespace JSC { namespace DFG {
#if ENABLE(DFG_JIT)
template<typename Func>
void Plan::iterateCodeBlocksForGC(const Func& func)
{
if (!isKnownToBeLiveDuringGC())
return;
// Compilation writes lots of values to a CodeBlock without performing
// an explicit barrier. So, we need to be pessimistic and assume that
// all our CodeBlocks must be visited during GC.
func(m_codeBlock);
func(m_codeBlock->alternative());
if (m_profiledDFGCodeBlock)
func(m_profiledDFGCodeBlock);
}
#endif // ENABLE(DFG_JIT)
} } // namespace JSC::DFG