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/*
* Copyright (c) 2023 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef CKW_INCLUDE_CKW_KERNELARGUMENT_H
#define CKW_INCLUDE_CKW_KERNELARGUMENT_H
#include "ckw/types/TensorComponentType.h"
#include "ckw/types/TensorStorageType.h"
#include <cstdint>
namespace ckw
{
/** A kernel argument which can be either a tensor storage or a tensor component. */
class KernelArgument
{
public:
/** The type of kernel argument. */
enum class Type : int32_t
{
/** The argument that provides the read and/or write access to the tensor data.
*
* See @ref ckw::TensorStorageType to see the list of supported storage type.
*/
TensorStorage,
/** The argument that provides extra information about the tensor.
*
* See @ref ckw::TensorComponentType to see the list of supported component.
*/
TensorComponent,
};
/** Initialize a new instance of kernel argument class for a tensor storage argument. */
KernelArgument(int32_t tensor_id, TensorStorageType storage_type);
/** Initialize a new instance of kernel argument class for a tensor component argument. */
KernelArgument(int32_t tensor_id, TensorComponentType component_type);
/** Get the type of kernel argument. */
Type type() const;
/** Get the argument ID.
*
* This method can be used to get the tensor info ID of both tensor storage and tensor component arguments.
*/
int32_t id() const;
/** Get the type of tensor storage.
*
* This method can only be used for tensor storage argument.
*/
TensorStorageType tensor_storage_type() const;
/** Get the tensor component type.
*
* This method can only be used for tensor component argument.
*/
TensorComponentType tensor_component_type() const;
private:
Type _type;
int32_t _id;
union SubId
{
int32_t unknown;
TensorStorageType tensor_storage_type;
TensorComponentType tensor_component_type;
};
SubId _sub_id{0};
};
} // namespace ckw
#endif // CKW_INCLUDE_CKW_KERNELARGUMENT_H
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