mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-26 21:50:53 +00:00
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/*
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* Copyright (C) 2020 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 "DFGDoesGCCheck.h"
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#include "CallFrameInlines.h"
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#include "CodeBlock.h"
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#include "DFGGraph.h"
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#include "DFGNodeType.h"
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#include "Heap.h"
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#include "JSCJSValueInlines.h"
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#include "Options.h"
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#include "VMInspector.h"
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#include <wtf/DataLog.h>
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namespace JSC {
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namespace DFG {
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#if ENABLE(DFG_DOES_GC_VALIDATION)
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void DoesGCCheck::verifyCanGC(VM& vm)
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{
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// We do this check here just so we don't have to #include DFGNodeType.h
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// in the header file.
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static_assert(numberOfNodeTypes <= (1 << nodeOpBits));
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if (!Options::validateDoesGC())
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return;
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if (!expectDoesGC()) {
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dataLog("Error: DoesGC failed");
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if (isSpecial()) {
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switch (special()) {
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case Special::Uninitialized:
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break;
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case Special::DFGOSRExit:
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dataLog(" @ DFG osr exit");
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break;
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case Special::FTLOSRExit:
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dataLog(" @ FTL osr exit");
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break;
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case Special::NumberOfSpecials:
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RELEASE_ASSERT_NOT_REACHED();
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}
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} else
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dataLog(" @ D@", nodeIndex(), " ", DFG::Graph::opName(static_cast<DFG::NodeType>(nodeOp())));
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CallFrame* callFrame = vm.topCallFrame;
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if (callFrame) {
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CodeBlock* codeBlock = callFrame->codeBlock();
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dataLogLn(" in ", codeBlock);
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VMInspector::dumpStack(&vm, callFrame);
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}
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dataLogLn();
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}
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RELEASE_ASSERT(expectDoesGC());
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}
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#endif // ENABLE(DFG_DOES_GC_VALIDATION)
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} // namespace DFG
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} // namespace JSC
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