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Diffstat (limited to 'src/core/NEON/kernels/NEPoolingLayerKernel.h')
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diff --git a/src/core/NEON/kernels/NEPoolingLayerKernel.h b/src/core/NEON/kernels/NEPoolingLayerKernel.h new file mode 100644 index 0000000000..aa3d2f3f01 --- /dev/null +++ b/src/core/NEON/kernels/NEPoolingLayerKernel.h @@ -0,0 +1,229 @@ +/* + * Copyright (c) 2017-2020 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_NEPOOLINGLAYERKERNEL_H +#define ARM_COMPUTE_NEPOOLINGLAYERKERNEL_H + +#include "src/core/NEON/INEKernel.h" + +namespace arm_compute +{ +class ITensor; + +/** Interface for the pooling layer kernel */ +class NEPoolingLayerKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEPoolingLayerKernel"; + } + /** Default constructor */ + NEPoolingLayerKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEPoolingLayerKernel(const NEPoolingLayerKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEPoolingLayerKernel &operator=(const NEPoolingLayerKernel &) = delete; + /** Allow instances of this class to be moved */ + NEPoolingLayerKernel(NEPoolingLayerKernel &&) = default; + /** Allow instances of this class to be moved */ + NEPoolingLayerKernel &operator=(NEPoolingLayerKernel &&) = default; + /** Default destructor */ + ~NEPoolingLayerKernel() = default; + /** Set the input and output tensors. + * + * @note F16 are supported for pool sizes 2 and 3 only + * + * @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. + * @param[out] output Destination tensor. Data types supported: Same as @p input. + * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. + * @param[out] indices (optional) The indices of the maximal values. Data type supported: U32. + */ + void configure(const ITensor *input, ITensor *output, const PoolingLayerInfo &pool_info, ITensor *indices = nullptr); + /** Static function to check if given info will lead to a valid configuration of @ref NEPoolingLayerKernel + * + * @note F16 are supported for pool sizes 2 and 3 only + * + * @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. + * @param[in] output Destination tensor. Data types supported: Same as @p input. + * @param[in] pool_info Contains pooling operation information described in @ref PoolingLayerInfo. + * @param[in] indices (optional) The indices of the maximal values. Data type supported: U32. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output, const PoolingLayerInfo &pool_info, const ITensorInfo *indices = nullptr); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + BorderSize border_size() const override; + +private: + /** Function to perform 2x2 pooling. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void pooling2_f32_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform 2x2 pooling and compute the pooling indices. The indices can be used for max unpool. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + */ + void pooling2_f32_nhwc_maxpool_indices(const Window &window_input, const Window &window); + /** Function to perform MxN pooling for 32-bit floating point values. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void poolingMxN_f32_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform MxN pooling for 32-bit floating point values (NHWC). + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void poolingMxN_f32_nhwc(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform 7x7 pooling. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void pooling7_f32_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform 3x3 pooling. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void pooling3_f32_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform 2x2 pooling for float16_t. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void pooling2_f16_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform 2x2 pooling and compute the pooling indices for FP32/FP16. The indices can be used for max unpool. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + */ + template <typename T> + void pooling2_nchw_maxpool_indices(const Window &window_input, const Window &window); + /** Function to perform 2x2 pooling and compute the pooling indices. The indices can be used for max unpool. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + */ + void pooling2_f16_nhwc_maxpool_indices(const Window &window_input, const Window &window); + /** Function to perform 3x3 pooling. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void pooling3_f16_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform MxN pooling for 16-bit floating point values. + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void poolingMxN_f16_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Function to perform MxN pooling for 16-bit floating point values. (NHWC) + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + void poolingMxN_f16_nhwc(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Template function to perform 2x2 pooling for 8bit quantized fixed point. (NCHW) + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + template <typename T> + void pooling2_q8_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Template function to perform 3x3 pooling for 8bit quantized fixed point. (NCHW) + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + template <typename T> + void pooling3_q8_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Template function to perform MxN pooling for 8-bit quantized. (NCHW) + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + template <typename T> + void poolingMxN_q8_nchw(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Template function to perform MxN pooling for 8-bit quantized. (NHWC) + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + template <typename T> + void poolingMxN_q8_nhwc(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding = false); + /** Common signature for all the specialised Pooling functions + * + * @param[in] window_input Input region on which to execute the kernel. + * @param[in] window Output region on which to execute the kernel. + * @param[in] pooling_type Pooling operation to be computed. + * @param[in] exclude_padding Flag to specify exclusion of padding from the operation. + */ + using PoolingFunction = void (NEPoolingLayerKernel::*)(const Window &window_input, const Window &window, PoolingType pooling_type, bool exclude_padding); + +private: + PoolingFunction _func; + const ITensor *_input; + ITensor *_output; + ITensor *_indices; + PoolingLayerInfo _pool_info; + DataLayout _data_layout; + unsigned int _num_elems_processed_per_iteration; + BorderSize _border_size; + bool _is_square; +}; +} // namespace arm_compute +#endif /*ARM_COMPUTE_NEPOOLINGLAYERKERNEL_H */ |