| /* |
| * Copyright (c) 2016, 2017 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_NEARITHMETICSUBTRACTIONKERNEL_H__ |
| #define __ARM_COMPUTE_NEARITHMETICSUBTRACTIONKERNEL_H__ |
| |
| #include "arm_compute/core/NEON/INEKernel.h" |
| #include "arm_compute/core/Types.h" |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** Interface for the kernel to perform subtraction between two tensors */ |
| class NEArithmeticSubtractionKernel : public INEKernel |
| { |
| public: |
| /** Default constructor */ |
| NEArithmeticSubtractionKernel(); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEArithmeticSubtractionKernel(const NEArithmeticSubtractionKernel &) = delete; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NEArithmeticSubtractionKernel &operator=(const NEArithmeticSubtractionKernel &) = delete; |
| /** Allow instances of this class to be moved */ |
| NEArithmeticSubtractionKernel(NEArithmeticSubtractionKernel &&) = default; |
| /** Allow instances of this class to be moved */ |
| NEArithmeticSubtractionKernel &operator=(NEArithmeticSubtractionKernel &&) = default; |
| /** Default destructor */ |
| ~NEArithmeticSubtractionKernel() = default; |
| |
| /** Initialise the kernel's input, output and border mode. |
| * |
| * @param[in] input1 An input tensor. Data types supported: U8/QS8/QS16/S16/F32 |
| * @param[in] input2 An input tensor. Data types supported: U8, QS8 (only if @p input1 is QS8),QS16 (only if @p input1 is QS16), S16/F32 (only if @p input1 is F32). |
| * @param[out] output The output tensor. Data types supported: U8 (Only if both inputs are U8), QS8 (only if both inputs are QS8), QS16 (only if both inputs are QS16), S16/F32 (only if both inputs are F32). |
| * @param[in] policy Overflow policy. |
| */ |
| void configure(const ITensor *input1, const ITensor *input2, ITensor *output, ConvertPolicy policy); |
| |
| // Inherited methods overridden: |
| void run(const Window &window) override; |
| |
| private: |
| /** Common signature for all the specialised sub functions |
| * |
| * @param[in] input1 An input tensor. Data types supported: U8/S16/F32 |
| * @param[in] input2 An input tensor. Data types supported: U8/S16/F32 (only if @p input1 is F32). |
| * @param[out] output The output tensor. Data types supported: U8 (Only if both inputs are U8), S16/F32 (only if both inputs are F32). |
| * @param[in] window Region on which to execute the kernel. |
| */ |
| using SubFunction = void(const ITensor *input1, const ITensor *input2, ITensor *output, const Window &window); |
| /** Sub function to use for the particular tensor types passed to configure() */ |
| SubFunction *_func; |
| const ITensor *_input1; |
| const ITensor *_input2; |
| ITensor *_output; |
| }; |
| } |
| #endif /* __ARM_COMPUTE_NEARITHMETICSUBTRACTIONKERNEL_H__ */ |