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/*
* Copyright (C) 2016 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.
*/
#pragma once
#if ENABLE(WEBASSEMBLY)
#include "JSCell.h"
#include "RegisterAtOffsetList.h"
#include "Structure.h"
#include "WasmFormat.h"
namespace JSC {
class JSWebAssemblyCallee : public JSCell {
public:
typedef JSCell Base;
static const unsigned StructureFlags = Base::StructureFlags | StructureIsImmortal;
static JSWebAssemblyCallee* create(VM& vm, Wasm::Entrypoint&& entrypoint)
{
JSWebAssemblyCallee* callee = new (NotNull, allocateCell<JSWebAssemblyCallee>(vm.heap)) JSWebAssemblyCallee(vm);
callee->finishCreation(vm, WTFMove(entrypoint));
return callee;
}
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
{
return Structure::create(vm, globalObject, prototype, TypeInfo(CellType, StructureFlags), info());
}
DECLARE_EXPORT_INFO;
static const bool needsDestruction = true;
static void destroy(JSCell*);
void* entrypoint() { return m_entrypoint.compilation->code().executableAddress(); }
RegisterAtOffsetList* calleeSaveRegisters() { return &m_entrypoint.calleeSaveRegisters; }
private:
void finishCreation(VM&, Wasm::Entrypoint&&);
JSWebAssemblyCallee(VM&);
Wasm::Entrypoint m_entrypoint;
};
} // namespace JSC
#endif // ENABLE(WEBASSEMBLY)
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