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/*
 * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
 * Copyright (c) 2016-2018 ARM Limited.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @file CLHashtableLookup.h
 * @ingroup COM_AI_RUNTIME
 * @brief This file contains arm_compute::CLHashtableLookup class
 */

#ifndef __ARM_COMPUTE_CLHASHTABLELOOKUP_H__
#define __ARM_COMPUTE_CLHASHTABLELOOKUP_H__

#include "arm_compute/runtime/CL/ICLSimpleFunction.h"

#include <vector>

namespace arm_compute
{
class ICLTensor;

/**
 * @brief Class to perform HashtableLookup operation
 */
class CLHashtableLookup : public ICLSimpleFunction
{
public:
  /**
   * @brief Set the input and output tensors.
   * @param[in]  lookups  Lookups 1D tensor that values are indices into the first dimension of
   *                      input.
   * @param[in]  keys     Keys 1D tensor. keys and input pair represent a map.
   *                      Data types supported: S32
   * @param[in]  input    Source tensor.
   *                      Data types supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32
   * @param[out] output   Destination tensor. Data types and data layouts supported: Same as @p
   *                      input.
   * @param[out] hits     Hits 1D tensor. A boolean tensor that indicates whether the lookup hits
   *                      (True) or not (False). Data types supported: U8/QASYMM8
   * @return N/A
   */
  void configure(const ICLTensor *lookups, const ICLTensor *keys, const ICLTensor *intput,
                 ICLTensor *output, ICLTensor *hits);
};
}
#endif /*__ARM_COMPUTE_CLHASHTABLELOOKUP_H__ */