darling-JavaScriptCore/llint/LLIntOffsetsExtractor.cpp

118 lines
4.1 KiB
C++

/*
* Copyright (C) 2012-2018 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.
*/
#include "config.h"
#include "ArithProfile.h"
#include "ArrayProfile.h"
#include "BytecodeIndices.h"
#include "BytecodeStructs.h"
#include "CodeBlock.h"
#include "CommonSlowPaths.h"
#include "ControlFlowProfiler.h"
#include "DirectArguments.h"
#include "DirectEvalExecutable.h"
#include "EvalExecutable.h"
#include "Exception.h"
#include "GetByIdMetadata.h"
#include "Heap.h"
#include "IndirectEvalExecutable.h"
#include "Interpreter.h"
#include "JSArray.h"
#include "JSArrayBufferView.h"
#include "JSCPtrTag.h"
#include "JSCast.h"
#include "JSFunction.h"
#include "JSGlobalObject.h"
#include "JSInternalFieldObjectImpl.h"
#include "JSLexicalEnvironment.h"
#include "JSModuleRecord.h"
#include "JSObject.h"
#include "JSPropertyNameEnumerator.h"
#include "JSString.h"
#include "JSTypeInfo.h"
#include "JumpTable.h"
#include "LLIntData.h"
#include "LLIntOfflineAsmConfig.h"
#include "MarkedSpace.h"
#include "MaxFrameExtentForSlowPathCall.h"
#include "NativeExecutable.h"
#include "PrivateFieldPutKind.h"
#include "ProtoCallFrame.h"
#include "PutByIdFlags.h"
#include "ShadowChicken.h"
#include "Structure.h"
#include "StructureChain.h"
#include "TypeProfiler.h"
#include "TypeProfilerLog.h"
#include "VM.h"
#include "ValueProfile.h"
#include "WasmCallingConvention.h"
#include "WasmFunctionCodeBlock.h"
#include "WasmInstance.h"
#include "Watchdog.h"
#include "WebAssemblyFunction.h"
#include <stdio.h>
#include <wtf/FastTLS.h>
#include <wtf/text/StringImpl.h>
namespace JSC {
#define OFFLINE_ASM_OFFSETOF(clazz, field) (static_cast<unsigned>(OBJECT_OFFSETOF(clazz, field)))
class LLIntOffsetsExtractor {
// These types are useful since we can't use '<...>' syntax in LLInt offsets extraction. e.g. Vector<int>::m_data
using Vector = WTF::Vector<int>;
using JSInternalFieldObjectImpl = JSC::JSInternalFieldObjectImpl<>;
using RefCountedArray = WTF::RefCountedArray<int>;
public:
static const int64_t* dummy();
};
const int64_t* LLIntOffsetsExtractor::dummy()
{
// This is a file generated by offlineasm/generate_offset_extractor.rb, and contains code
// to create a table of offsets, sizes, and a header identifying what combination of
// Platform.h macros we have set. We include it inside of a method on LLIntOffsetsExtractor
// because the fields whose offsets we're extracting are mostly private. So we make their
// classes friends with LLIntOffsetsExtractor, and include the header here, to get the C++
// compiler to kindly step aside and yield to our best intentions.
#include "LLIntDesiredOffsets.h"
return offsetExtractorTable;
}
} // namespace JSC
int main(int, char**)
{
// Out of an abundance of caution, make sure that LLIntOffsetsExtractor::dummy() is live,
// and the extractorTable is live, too.
printf("%p\n", JSC::LLIntOffsetsExtractor::dummy());
return 0;
}