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BaselineJITCode.cpp
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78 lines (66 loc) · 3.12 KB
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/*
* Copyright (C) 2021 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.
*/
#include "config.h"
#include "BaselineJITCode.h"
#if ENABLE(JIT)
#include "JITMathIC.h"
#include "JumpTable.h"
#include "PCToCodeOriginMap.h"
#include "PropertyInlineCache.h"
namespace JSC {
JITAddIC* MathICHolder::addJITAddIC(BinaryArithProfile* arithProfile) { return m_addICs.add(arithProfile); }
JITMulIC* MathICHolder::addJITMulIC(BinaryArithProfile* arithProfile) { return m_mulICs.add(arithProfile); }
JITSubIC* MathICHolder::addJITSubIC(BinaryArithProfile* arithProfile) { return m_subICs.add(arithProfile); }
JITNegIC* MathICHolder::addJITNegIC(UnaryArithProfile* arithProfile) { return m_negICs.add(arithProfile); }
void MathICHolder::adoptMathICs(MathICHolder& other)
{
m_addICs = WTF::move(other.m_addICs);
m_mulICs = WTF::move(other.m_mulICs);
m_negICs = WTF::move(other.m_negICs);
m_subICs = WTF::move(other.m_subICs);
}
BaselineJITCode::BaselineJITCode(CodeRef<JSEntryPtrTag> code, CodePtr<JSEntryPtrTag> withArityCheck)
: DirectJITCode(WTF::move(code), withArityCheck, JITType::BaselineJIT)
, MathICHolder()
{ }
BaselineJITCode::~BaselineJITCode() = default;
CodeLocationLabel<JSInternalPtrTag> BaselineJITCode::getCallLinkDoneLocationForBytecodeIndex(BytecodeIndex bytecodeIndex) const
{
auto* result = binarySearch<const BaselineUnlinkedCallLinkInfo, BytecodeIndex>(m_unlinkedCalls.span().data(), m_unlinkedCalls.size(), bytecodeIndex,
[](const auto& value) {
return value->bytecodeIndex;
});
if (!result)
return { };
return result->doneLocation;
}
BaselineJITData::BaselineJITData(unsigned propertyCacheSize, unsigned poolSize, CodeBlock* codeBlock)
: Base(propertyCacheSize, poolSize)
, m_globalObject(codeBlock->globalObject())
, m_stackOffset(codeBlock->stackPointerOffset() * sizeof(Register))
{
}
} // namespace JSC
#endif // ENABLE(JIT)