Michele Di Giorgio | d556d7b | 2020-10-27 10:56:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 Arm Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #pragma once |
| 26 | |
| 27 | #include "arm_gemm_local.hpp" |
| 28 | #include "pool_common.hpp" |
| 29 | |
| 30 | #include <memory> |
| 31 | |
| 32 | namespace arm_conv |
| 33 | { |
| 34 | namespace pooling |
| 35 | { |
| 36 | struct PoolingConfig |
| 37 | { |
| 38 | PoolingMethod method = PoolingMethod::DEFAULT; |
| 39 | std::string filter = ""; |
| 40 | |
| 41 | PoolingConfig(PoolingMethod method) |
| 42 | : method(method) {}; |
| 43 | PoolingConfig() {}; |
| 44 | }; |
| 45 | |
| 46 | struct PoolingArgs |
| 47 | { |
| 48 | const CPUInfo *cpu_info; |
| 49 | |
| 50 | PoolingType pool_type; |
| 51 | PoolingWindow pool_window; |
| 52 | PoolingStride pool_stride; |
| 53 | bool exclude_padding; |
| 54 | |
| 55 | unsigned int n_batches, input_rows, input_cols, n_channels; |
| 56 | unsigned int output_rows, output_cols; |
| 57 | |
| 58 | PaddingValues padding; |
| 59 | |
| 60 | const PoolingConfig *config; |
| 61 | |
| 62 | PoolingArgs( |
| 63 | const CPUInfo *cpu_info, |
| 64 | PoolingType pool_type, |
| 65 | const PoolingWindow &window, |
| 66 | const PoolingStride &stride, |
| 67 | bool exclude_padding, |
| 68 | unsigned int n_batches, |
| 69 | unsigned int input_rows, |
| 70 | unsigned int input_cols, |
| 71 | unsigned int n_channels, |
| 72 | unsigned int output_rows, |
| 73 | unsigned int output_cols, |
| 74 | const PaddingValues &padding, |
| 75 | const PoolingConfig *cfg) |
| 76 | : cpu_info(cpu_info), pool_type(pool_type), pool_window(window), pool_stride(stride), exclude_padding(exclude_padding), n_batches(n_batches), input_rows(input_rows), input_cols(input_cols), |
| 77 | n_channels(n_channels), output_rows(output_rows), output_cols(output_cols), padding(padding), config(cfg) |
| 78 | { |
| 79 | // If either of the pooling window dimensions are set to zero, meaning |
| 80 | // "pool everything", then replace with the corresponding input dimension. |
| 81 | if(pool_window.rows == 0) |
| 82 | { |
| 83 | pool_window.rows = input_rows; |
| 84 | } |
| 85 | if(pool_window.cols == 0) |
| 86 | { |
| 87 | pool_window.cols = input_cols; |
| 88 | } |
| 89 | } |
| 90 | }; |
| 91 | |
| 92 | struct Requantize32 |
| 93 | { |
| 94 | int32_t input_offset = 0; |
| 95 | int32_t output_offset = 0; |
| 96 | |
| 97 | int32_t per_layer_left_shift = 0; |
| 98 | int32_t per_layer_right_shift = 0; |
| 99 | int32_t per_layer_mul = 0; |
| 100 | |
| 101 | Requantize32(int32_t input_offset, int32_t output_offset, |
| 102 | int32_t per_layer_left_shift, int32_t per_layer_right_shift, |
| 103 | int32_t per_layer_mul) |
| 104 | : input_offset(input_offset), output_offset(output_offset), per_layer_left_shift(per_layer_left_shift), per_layer_right_shift(per_layer_right_shift), per_layer_mul(per_layer_mul) |
| 105 | { |
| 106 | } |
| 107 | }; |
| 108 | |
| 109 | template <typename TInput, typename TOutput, class OutputStage = Nothing> |
| 110 | using UniquePoolingCommon = std::unique_ptr<PoolingCommon<TInput, TOutput, OutputStage>>; |
| 111 | |
| 112 | // Get a pooling engine |
| 113 | template <typename TInput, typename TOutput = TInput, class OutputStage = Nothing> |
| 114 | UniquePoolingCommon<TInput, TOutput, OutputStage> pooling(const PoolingArgs &, const OutputStage & = {}); |
| 115 | |
| 116 | } // namespace pooling |
| 117 | } // namespace arm_conv |