78 lines
2.7 KiB
C++
78 lines
2.7 KiB
C++
/*
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* Copyright (C) 2021 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "BaselineJITPlan.h"
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#if ENABLE(JIT)
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namespace JSC {
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BaselineJITPlan::BaselineJITPlan(CodeBlock* codeBlock, BytecodeIndex loopOSREntryBytecodeIndex)
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: JITPlan(JITCompilationMode::Baseline, codeBlock)
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, m_jit(codeBlock->vm(), codeBlock, loopOSREntryBytecodeIndex)
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{
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m_jit.doMainThreadPreparationBeforeCompile();
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}
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auto BaselineJITPlan::compileInThreadImpl() -> CompilationPath
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{
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m_jit.compileAndLinkWithoutFinalizing(JITCompilationCanFail);
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return BaselinePath;
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}
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size_t BaselineJITPlan::codeSize() const
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{
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return m_jit.codeSize();
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}
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CompilationResult BaselineJITPlan::finalize()
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{
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CompilationResult result = m_jit.finalizeOnMainThread();
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switch (result) {
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case CompilationFailed:
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CODEBLOCK_LOG_EVENT(m_codeBlock, "delayJITCompile", ("compilation failed"));
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dataLogLnIf(Options::verboseOSR(), " JIT compilation failed.");
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m_codeBlock->dontJITAnytimeSoon();
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m_codeBlock->m_didFailJITCompilation = true;
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break;
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case CompilationSuccessful:
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WTF::crossModifyingCodeFence();
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dataLogLnIf(Options::verboseOSR(), " JIT compilation successful.");
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m_codeBlock->ownerExecutable()->installCode(m_codeBlock);
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m_codeBlock->jitSoon();
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break;
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default:
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RELEASE_ASSERT_NOT_REACHED();
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break;
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}
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return result;
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}
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} // namespace JSC
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#endif // ENABLE(JIT)
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