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-rw-r--r--Source/JavaScriptCore/runtime/FunctionRareData.h103
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diff --git a/Source/JavaScriptCore/runtime/FunctionRareData.h b/Source/JavaScriptCore/runtime/FunctionRareData.h
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--- a/Source/JavaScriptCore/runtime/FunctionRareData.h
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-/*
- * Copyright (C) 2015 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.
- */
-
-#ifndef FunctionRareData_h
-#define FunctionRareData_h
-
-#include "JSCell.h"
-#include "ObjectAllocationProfile.h"
-#include "Watchpoint.h"
-
-namespace JSC {
-
-class JSGlobalObject;
-class LLIntOffsetsExtractor;
-namespace DFG {
-class SpeculativeJIT;
-class JITCompiler;
-}
-
-class FunctionRareData : public JSCell {
- friend class JIT;
- friend class DFG::SpeculativeJIT;
- friend class DFG::JITCompiler;
- friend class VM;
-
-public:
- typedef JSCell Base;
- static const unsigned StructureFlags = StructureIsImmortal | Base::StructureFlags;
-
- static FunctionRareData* create(VM&, JSObject* prototype, size_t inlineCapacity);
-
- static const bool needsDestruction = true;
- static void destroy(JSCell*);
-
- static Structure* createStructure(VM&, JSGlobalObject*, JSValue prototype);
-
- static void visitChildren(JSCell*, SlotVisitor&);
-
- DECLARE_INFO;
-
- static inline ptrdiff_t offsetOfAllocationProfile()
- {
- return OBJECT_OFFSETOF(FunctionRareData, m_allocationProfile);
- }
-
- ObjectAllocationProfile* allocationProfile()
- {
- return &m_allocationProfile;
- }
-
- Structure* allocationStructure() { return m_allocationProfile.structure(); }
-
- InlineWatchpointSet& allocationProfileWatchpointSet()
- {
- return m_allocationProfileWatchpoint;
- }
-
- void clear(const char* reason);
-
- void initialize(VM&, JSObject* prototype, size_t inlineCapacity);
-
- bool isInitialized() { return !m_allocationProfile.isNull(); }
-
-protected:
- FunctionRareData(VM&);
- ~FunctionRareData();
-
- void finishCreation(VM&, JSObject* prototype, size_t inlineCapacity);
- using Base::finishCreation;
-
-private:
-
- friend class LLIntOffsetsExtractor;
-
- ObjectAllocationProfile m_allocationProfile;
- InlineWatchpointSet m_allocationProfileWatchpoint;
-};
-
-} // namespace JSC
-
-#endif // FunctionRareData_h