mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-12-04 18:16:39 +00:00
101 lines
3.8 KiB
C++
101 lines
3.8 KiB
C++
/*
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* Copyright (C) 2013 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 "DFGToFTLForOSREntryDeferredCompilationCallback.h"
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#if ENABLE(FTL_JIT)
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#include "CodeBlock.h"
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#include "DFGJITCode.h"
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#include "FTLForOSREntryJITCode.h"
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#include "JSCInlines.h"
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namespace JSC { namespace DFG {
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ToFTLForOSREntryDeferredCompilationCallback::ToFTLForOSREntryDeferredCompilationCallback(JITCode::TriggerReason* forcedOSREntryTrigger)
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: m_forcedOSREntryTrigger(forcedOSREntryTrigger)
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{
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}
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ToFTLForOSREntryDeferredCompilationCallback::~ToFTLForOSREntryDeferredCompilationCallback()
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{
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}
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Ref<ToFTLForOSREntryDeferredCompilationCallback>ToFTLForOSREntryDeferredCompilationCallback::create(JITCode::TriggerReason* forcedOSREntryTrigger)
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{
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return adoptRef(*new ToFTLForOSREntryDeferredCompilationCallback(forcedOSREntryTrigger));
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}
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void ToFTLForOSREntryDeferredCompilationCallback::compilationDidBecomeReadyAsynchronously(
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CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock)
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{
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if (Options::verboseOSR()) {
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dataLog(
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"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
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") did become ready.\n");
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}
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*m_forcedOSREntryTrigger = JITCode::TriggerReason::CompilationDone;
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}
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void ToFTLForOSREntryDeferredCompilationCallback::compilationDidComplete(
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CodeBlock* codeBlock, CodeBlock* profiledDFGCodeBlock, CompilationResult result)
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{
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if (Options::verboseOSR()) {
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dataLog(
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"Optimizing compilation of ", *codeBlock, " (for ", *profiledDFGCodeBlock,
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") result: ", result, "\n");
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}
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JITCode* jitCode = profiledDFGCodeBlock->jitCode()->dfg();
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switch (result) {
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case CompilationSuccessful: {
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jitCode->setOSREntryBlock(*codeBlock->vm(), profiledDFGCodeBlock, codeBlock);
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unsigned osrEntryBytecode = codeBlock->jitCode()->ftlForOSREntry()->bytecodeIndex();
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jitCode->tierUpEntryTriggers.set(osrEntryBytecode, JITCode::TriggerReason::CompilationDone);
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break;
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}
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case CompilationFailed:
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jitCode->osrEntryRetry = 0;
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jitCode->abandonOSREntry = true;
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profiledDFGCodeBlock->jitCode()->dfg()->setOptimizationThresholdBasedOnCompilationResult(
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profiledDFGCodeBlock, result);
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break;
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case CompilationDeferred:
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RELEASE_ASSERT_NOT_REACHED();
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case CompilationInvalidated:
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jitCode->osrEntryRetry = 0;
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break;
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}
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DeferredCompilationCallback::compilationDidComplete(codeBlock, profiledDFGCodeBlock, result);
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}
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} } // JSC::DFG
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#endif // ENABLE(FTL_JIT)
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