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-rw-r--r--arm_compute/runtime/ILutAllocator.h84
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diff --git a/arm_compute/runtime/ILutAllocator.h b/arm_compute/runtime/ILutAllocator.h
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-/*
- * Copyright (c) 2016-2019 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_ILUTALLOCATOR_H
-#define ARM_COMPUTE_ILUTALLOCATOR_H
-
-#include "arm_compute/core/Types.h"
-
-#include <cstddef>
-#include <cstdint>
-
-namespace arm_compute
-{
-/** Basic interface to allocate LUTs' */
-class ILutAllocator
-{
-public:
- /** Default constructor */
- ILutAllocator();
- /** Default virtual destructor */
- virtual ~ILutAllocator() = default;
- /** Allow instances of this class to be move constructed */
- ILutAllocator(ILutAllocator &&) = default;
- /** Allow instances of this class to be moved */
- ILutAllocator &operator=(ILutAllocator &&) = default;
- /** Allocate an LUT of the requested number of elements and data_type.
- *
- * @param[in] num_elements Number of elements of the LUT.
- * @param[in] data_type Data type of each element.
- */
- void init(size_t num_elements, DataType data_type);
- /** Returns the total number of elements in the LUT.
- *
- * @return Total number of elements.
- */
- size_t num_elements() const;
- /** Returns the type of the LUT.
- *
- * @return The type of the LUT.
- */
- DataType type() const;
- /** Returns the total size in bytes of the LUT.
- *
- * @return Total size of the LUT in bytes.
- */
- size_t size() const;
-
-protected:
- /** Interface to be implemented by the child class to allocate the LUT. */
- virtual void allocate() = 0;
- /** Interface to be implemented by the child class to lock the memory allocation for the CPU to access.
- *
- * @return Pointer to a CPU mapping of the memory
- */
- virtual uint8_t *lock() = 0;
- /** Interface to be implemented by the child class to unlock the memory allocation after the CPU is done accessing it. */
- virtual void unlock() = 0;
-
-private:
- size_t _num_elements; /**< Number of elements allocated */
- DataType _data_type; /**< Data type of LUT elements. */
-};
-}
-#endif /* ARM_COMPUTE_ILUTALLOCATOR_H */