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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_SRC_CL_CLTENSORARGUMENT_H
#define CKW_SRC_CL_CLTENSORARGUMENT_H
#include "ckw/types/TensorComponentType.h"
#include "ckw/types/TensorStorageType.h"
#include "src/cl/CLTensorComponent.h"
#include "src/ITensor.h"
#include <memory>
#include <string>
#include <vector>
namespace ckw
{
// Forward declarations
class TensorInfo;
class ITensorComponent;
/** OpenCL specific tensor argument
* Internally, the object keeps track of the components and storages used to minimize the number
* of kernel arguments required. Therefore, if we create this object but we do not access any components
* or storages, the storages() and components() method will return an empty list.
*/
class CLTensorArgument : public ITensor
{
public:
/** Constructor
*
* @param[in] name Tensor name
* @param[in] info Tensor info
* @param[in] return_dims_by_value Flag to return the dimensions by value whenever it is possible.
* True, if the dimensions should be returned as value instead as variable.
*/
CLTensorArgument(const std::string &name, const TensorInfo &info, bool return_dims_by_value);
/** Destructor. */
~CLTensorArgument();
/** Get a tensor component of the given type.
*
* This function is for internal use as it returns a reference to @ref CLTensorComponent object.
* It provides rich functionalities and doesn't require unnecessary casting
* unlike @ref CLTensorComponent::component which is for the public API and only returns
* a reference to a generic @ref ITile object.
*/
CLTensorComponent &cl_component(TensorComponentType component_type);
// Inherited method overridden
TensorStorageVariable &storage(TensorStorageType x) override;
ITile &component(TensorComponentType x) override;
std::vector<TensorStorageVariable> storages() const override;
std::vector<const ITensorComponent *> components() const override;
private:
std::string create_storage_name(TensorStorageType x) const;
bool _return_dims_by_value{false};
std::vector<TensorStorageVariable> _storages_used{};
std::vector<std::unique_ptr<CLTensorComponent>> _components_used{};
};
} // namespace ckw
#endif // CKW_SRC_CL_CLTENSORARGUMENT_H
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