Source/WebCore/Modules/webgpu/WHLSL/WHLSLGatherEntryPointItems.h

/*
 * Copyright (C) 2019 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. 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 INC. 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.
 */

#pragma once

#if ENABLE(WEBGPU)

#include "WHLSLSemantic.h"
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

namespace WHLSL {

namespace AST {

class FunctionDefinition;

}

class Intrinsics;
class UnnamedType;

struct EntryPointItem {
    EntryPointItem(AST::UnnamedType& unnamedType, AST::Semantic& semantic, Vector<String>& path)
        : unnamedType(&unnamedType)
        , semantic(&semantic)
        , path(path)
    {
    }

    AST::UnnamedType* unnamedType;
    AST::Semantic* semantic;
    Vector<String> path;
};

struct EntryPointItems {
    Vector<EntryPointItem> inputs;
    Vector<EntryPointItem> outputs;
};

Optional<EntryPointItems> gatherEntryPointItems(const Intrinsics&, AST::FunctionDefinition&);

} // namespace WHLSL

} // namespace WebCore

#endif // ENABLE(WEBGPU)