darling-JavaScriptCore/ftl/FTLJITFinalizer.h
2018-01-02 21:17:19 -08:00

74 lines
2.4 KiB
C++

/*
* Copyright (C) 2013-2017 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. ``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
#if ENABLE(FTL_JIT)
#include "DFGFinalizer.h"
#include "FTLGeneratedFunction.h"
#include "FTLJITCode.h"
#include "LinkBuffer.h"
#include "MacroAssembler.h"
namespace JSC { namespace FTL {
class OutOfLineCodeInfo {
public:
OutOfLineCodeInfo(std::unique_ptr<LinkBuffer> linkBuffer, const char* codeDescription)
: m_linkBuffer(WTFMove(linkBuffer))
, m_codeDescription(codeDescription)
{
}
std::unique_ptr<LinkBuffer> m_linkBuffer;
const char* m_codeDescription;
};
class JITFinalizer : public DFG::Finalizer {
public:
JITFinalizer(DFG::Plan&);
virtual ~JITFinalizer();
size_t codeSize() override;
bool finalize() override;
bool finalizeFunction() override;
bool finalizeCommon();
std::unique_ptr<LinkBuffer> b3CodeLinkBuffer;
// Eventually, we can get rid of this with B3.
std::unique_ptr<LinkBuffer> entrypointLinkBuffer;
Vector<CCallHelpers::Jump> lazySlowPathGeneratorJumps;
GeneratedFunction function;
RefPtr<JITCode> jitCode;
};
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)