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/*
* Copyright (c) 2020-2021 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 ARM_COMPUTE_CL_TUNINGPARAMETERS_LIST_H
#define ARM_COMPUTE_CL_TUNINGPARAMETERS_LIST_H
#include "arm_compute/core/CL/OpenCL.h"
#include "arm_compute/core/Error.h"
#include "arm_compute/core/Helpers.h"
#include "arm_compute/runtime/CL/CLTunerTypes.h"
#include "arm_compute/runtime/CL/CLTuningParams.h"
#include "support/ToolchainSupport.h"
#include <memory>
namespace arm_compute
{
namespace cl_tuner
{
/** Interface for Tuning Parameters lists
*
* The tuning parameter lists contain a set of tuning parameters to estimate.
* There are 3 tuner modes, each using its specific list:
* - Exhaustive tuner mode is the slowest during the tuning but will find faster tuning parameters
* - Normal tuner mode is the average modality in terms of tuning time and tuning parameters found
* - Rapid tuner mode is the fastest but the tuning parameters might not be the fastest
*
*/
class ICLTuningParametersList
{
public:
/** Constructor */
ICLTuningParametersList() = default;
/** Copy Constructor */
ICLTuningParametersList(const ICLTuningParametersList &) = default;
/** Move Constructor */
ICLTuningParametersList(ICLTuningParametersList &&) noexcept(true) = default;
/** Assignment */
ICLTuningParametersList &operator=(const ICLTuningParametersList &) = default;
/** Move Assignment */
ICLTuningParametersList &operator=(ICLTuningParametersList &&) noexcept(true) = default;
/** Destructor */
virtual ~ICLTuningParametersList() = default;
/** Return the tuning parameter values at the given index.
*
* @return tuning parameter values at the given index
*/
virtual CLTuningParams operator[](size_t) = 0;
/** Tuning parameters list size.
*
* @return Tuning parameters list size
*/
virtual size_t size() = 0;
};
/** Construct an ICLTuningParametersList object for the given tuner mode and gws configuration.
*
* @param[in] tuning_info Tuning info containng which parameters to tune and the tuner mode
* @param[in] gws Global worksize values
*
* @return unique_ptr to the requested ICLTuningParametersList implementation.
*/
std::unique_ptr<ICLTuningParametersList> get_tuning_parameters_list(CLTuningInfo tuning_info, const cl::NDRange &gws);
} // namespace cl_tuner
} // namespace arm_compute
#endif /*ARM_COMPUTE_CL_TUNINGPARAMETERS_LIST_H */
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