webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 0 insertions, 208 deletions

diff --git a/Source/JavaScriptCore/runtime/JSActivation.h b/Source/JavaScriptCore/runtime/JSActivation.h
deleted file mode 100644
index 67eafeeeb..000000000
--- a/Source/JavaScriptCore/runtime/JSActivation.h
+++ /dev/null
@@ -1,208 +0,0 @@
-/*
- * Copyright (C) 2008, 2009, 2013 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.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 JSActivation_h
-#define JSActivation_h
-
-#include "CodeBlock.h"
-#include "CopiedSpaceInlines.h"
-#include "JSVariableObject.h"
-#include "Nodes.h"
-#include "SymbolTable.h"
-
-namespace JSC {
-
-class Register;
-    
-class JSActivation : public JSVariableObject {
-private:
-    JSActivation(VM&, CallFrame*, Register*, SymbolTable*);
-    
-public:
-    typedef JSVariableObject Base;
-
-    static JSActivation* create(VM& vm, CallFrame* callFrame, Register* registers, CodeBlock* codeBlock)
-    {
-        SymbolTable* symbolTable = codeBlock->symbolTable();
-        ASSERT(codeBlock->codeType() == FunctionCode);
-        JSActivation* activation = new (
-            NotNull,
-            allocateCell<JSActivation>(
-                vm.heap,
-                allocationSize(symbolTable)
-            )
-        ) JSActivation(vm, callFrame, registers, symbolTable);
-        activation->finishCreation(vm);
-        return activation;
-    }
-        
-    static JSActivation* create(VM& vm, CallFrame* callFrame, CodeBlock* codeBlock)
-    {
-        return create(vm, callFrame, callFrame->registers(), codeBlock);
-    }
-
-    static void visitChildren(JSCell*, SlotVisitor&);
-
-    static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
-    static void getOwnNonIndexPropertyNames(JSObject*, ExecState*, PropertyNameArray&, EnumerationMode);
-
-    static void put(JSCell*, ExecState*, PropertyName, JSValue, PutPropertySlot&);
-
-    static bool deleteProperty(JSCell*, ExecState*, PropertyName);
-
-    static JSValue toThis(JSCell*, ExecState*, ECMAMode);
-
-    void tearOff(VM&);
-        
-    DECLARE_INFO;
-
-    static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue proto) { return Structure::create(vm, globalObject, proto, TypeInfo(ActivationObjectType, StructureFlags), info()); }
-
-    WriteBarrierBase<Unknown>& registerAt(int) const;
-    bool isValidIndex(int) const;
-    bool isValid(const SymbolTableEntry&) const;
-    bool isTornOff();
-    int registersOffset();
-    static int registersOffset(SymbolTable*);
-
-protected:
-    static const unsigned StructureFlags = OverridesGetOwnPropertySlot | OverridesVisitChildren | OverridesGetPropertyNames | Base::StructureFlags;
-
-private:
-    bool symbolTableGet(PropertyName, PropertySlot&);
-    bool symbolTableGet(PropertyName, PropertyDescriptor&);
-    bool symbolTableGet(PropertyName, PropertySlot&, bool& slotIsWriteable);
-    bool symbolTablePut(ExecState*, PropertyName, JSValue, bool shouldThrow);
-    bool symbolTablePutWithAttributes(VM&, PropertyName, JSValue, unsigned attributes);
-
-    static EncodedJSValue argumentsGetter(ExecState*, EncodedJSValue, EncodedJSValue, PropertyName);
-
-    static size_t allocationSize(SymbolTable*);
-    static size_t storageOffset();
-
-    WriteBarrier<Unknown>* storage(); // captureCount() number of registers.
-};
-
-extern int activationCount;
-extern int allTheThingsCount;
-
-inline JSActivation::JSActivation(VM& vm, CallFrame* callFrame, Register* registers, SymbolTable* symbolTable)
-    : Base(
-        vm,
-        callFrame->lexicalGlobalObject()->activationStructure(),
-        registers,
-        callFrame->scope(),
-        symbolTable)
-{
-    WriteBarrier<Unknown>* storage = this->storage();
-    size_t captureCount = symbolTable->captureCount();
-    for (size_t i = 0; i < captureCount; ++i)
-        new (NotNull, &storage[i]) WriteBarrier<Unknown>;
-}
-
-JSActivation* asActivation(JSValue);
-
-inline JSActivation* asActivation(JSValue value)
-{
-    ASSERT(asObject(value)->inherits(JSActivation::info()));
-    return jsCast<JSActivation*>(asObject(value));
-}
-    
-ALWAYS_INLINE JSActivation* Register::activation() const
-{
-    return asActivation(jsValue());
-}
-
-inline int JSActivation::registersOffset(SymbolTable* symbolTable)
-{
-    return storageOffset() + ((symbolTable->captureCount() - symbolTable->captureStart()  - 1) * sizeof(WriteBarrier<Unknown>));
-}
-
-inline void JSActivation::tearOff(VM& vm)
-{
-    ASSERT(!isTornOff());
-
-    WriteBarrierBase<Unknown>* dst = reinterpret_cast_ptr<WriteBarrierBase<Unknown>*>(
-        reinterpret_cast<char*>(this) + registersOffset(symbolTable()));
-    WriteBarrierBase<Unknown>* src = m_registers;
-
-    int captureEnd = symbolTable()->captureEnd();
-    for (int i = symbolTable()->captureStart(); i > captureEnd; --i)
-        dst[i].set(vm, this, src[i].get());
-
-    m_registers = dst;
-    ASSERT(isTornOff());
-}
-
-inline bool JSActivation::isTornOff()
-{
-    return m_registers == reinterpret_cast_ptr<WriteBarrierBase<Unknown>*>(
-        reinterpret_cast<char*>(this) + registersOffset(symbolTable()));
-}
-
-inline size_t JSActivation::storageOffset()
-{
-    return WTF::roundUpToMultipleOf<sizeof(WriteBarrier<Unknown>)>(sizeof(JSActivation));
-}
-
-inline WriteBarrier<Unknown>* JSActivation::storage()
-{
-    return reinterpret_cast_ptr<WriteBarrier<Unknown>*>(
-        reinterpret_cast<char*>(this) + storageOffset());
-}
-
-inline size_t JSActivation::allocationSize(SymbolTable* symbolTable)
-{
-    size_t objectSizeInBytes = WTF::roundUpToMultipleOf<sizeof(WriteBarrier<Unknown>)>(sizeof(JSActivation));
-    size_t storageSizeInBytes = symbolTable->captureCount() * sizeof(WriteBarrier<Unknown>);
-    return objectSizeInBytes + storageSizeInBytes;
-}
-
-inline bool JSActivation::isValidIndex(int index) const
-{
-    if (index > symbolTable()->captureStart())
-        return false;
-    if (index <= symbolTable()->captureEnd())
-        return false;
-    return true;
-}
-
-inline bool JSActivation::isValid(const SymbolTableEntry& entry) const
-{
-    return isValidIndex(entry.getIndex());
-}
-
-inline WriteBarrierBase<Unknown>& JSActivation::registerAt(int index) const
-{
-    ASSERT(isValidIndex(index));
-    return Base::registerAt(index);
-}
-
-} // namespace JSC
-
-#endif // JSActivation_h