Source/WebCore/Modules/webgpu/WHLSL/AST/WHLSLReferenceType.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
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 */

#pragma once

#if ENABLE(WEBGPU)

#include "WHLSLAddressSpace.h"
#include "WHLSLLexer.h"
#include "WHLSLUnnamedType.h"
#include <wtf/UniqueRef.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

namespace WHLSL {

namespace AST {

class ReferenceType : public UnnamedType {
public:
    ReferenceType(Lexer::Token&& origin, AddressSpace addressSpace, UniqueRef<UnnamedType>&& elementType)
        : UnnamedType(WTFMove(origin))
        , m_addressSpace(addressSpace)
        , m_elementType(WTFMove(elementType))
    {
    }

    virtual ~ReferenceType() = default;

    ReferenceType(const ReferenceType&) = delete;
    ReferenceType(ReferenceType&&) = default;

    bool isReferenceType() const override { return true; }

    AddressSpace addressSpace() const { return m_addressSpace; }
    const UnnamedType& elementType() const { return m_elementType; }
    UnnamedType& elementType() { return m_elementType; }

    unsigned hash() const override
    {
        return ~m_elementType->hash();
    }

private:
    AddressSpace m_addressSpace;
    UniqueRef<UnnamedType> m_elementType;
};

} // namespace AST

}

}

SPECIALIZE_TYPE_TRAITS_WHLSL_UNNAMED_TYPE(ReferenceType, isReferenceType())

#endif