Source/JavaScriptCore/wasm/js/JSWebAssemblyCallee.cpp

/*
 * 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
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 * 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
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#include "config.h"
#include "JSWebAssemblyCallee.h"

#if ENABLE(WEBASSEMBLY)

#include "JSCInlines.h"
#include "WasmFaultSignalHandler.h"

namespace JSC {

const ClassInfo JSWebAssemblyCallee::s_info = { "WebAssemblyCallee", nullptr, 0, CREATE_METHOD_TABLE(JSWebAssemblyCallee) };

JSWebAssemblyCallee::JSWebAssemblyCallee(VM& vm)
    : Base(vm, vm.webAssemblyCalleeStructure.get())
{ }

void JSWebAssemblyCallee::finishCreation(VM& vm, Wasm::Entrypoint&& entrypoint)
{
    Base::finishCreation(vm);

    m_entrypoint = WTFMove(entrypoint);
    Wasm::registerCode(vm, m_entrypoint.compilation->codeRef().executableMemory()->start(), m_entrypoint.compilation->codeRef().executableMemory()->end());
}

void JSWebAssemblyCallee::destroy(JSCell* cell)
{
    JSWebAssemblyCallee* thisObject = static_cast<JSWebAssemblyCallee*>(cell);
    Wasm::unregisterCode(*cell->vm(), thisObject->m_entrypoint.compilation->codeRef().executableMemory()->start(), thisObject->m_entrypoint.compilation->codeRef().executableMemory()->end());
    thisObject->JSWebAssemblyCallee::~JSWebAssemblyCallee();
}

} // namespace JSC

#endif // ENABLE(WEBASSEMBLY)