Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Georgios Pinitas | 4c5469b | 2019-05-21 13:32:43 +0100 | [diff] [blame] | 2 | * Copyright (c) 2017-2019 ARM Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 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 | #include "arm_compute/core/NEON/kernels/NESoftmaxLayerKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/AccessWindowStatic.h" |
Anthony Barbier | eaefd00 | 2018-07-20 17:49:35 +0100 | [diff] [blame] | 27 | #include "arm_compute/core/CPP/Validate.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 28 | #include "arm_compute/core/Error.h" |
| 29 | #include "arm_compute/core/Helpers.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 30 | #include "arm_compute/core/ITensor.h" |
| 31 | #include "arm_compute/core/NEON/NEFixedPoint.h" |
| 32 | #include "arm_compute/core/NEON/NEMath.h" |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 33 | #include "arm_compute/core/NEON/wrapper/wrapper.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 34 | #include "arm_compute/core/TensorInfo.h" |
| 35 | #include "arm_compute/core/Utils.h" |
| 36 | #include "arm_compute/core/Validate.h" |
| 37 | #include "arm_compute/core/Window.h" |
Georgios Pinitas | 303f0db | 2018-11-19 11:56:51 +0000 | [diff] [blame] | 38 | #include "arm_compute/core/utils/misc/SaturateCast.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 39 | |
| 40 | #include <algorithm> |
| 41 | #include <arm_neon.h> |
| 42 | #include <cfloat> |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 43 | #include <functional> |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 44 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 45 | namespace arm_compute |
| 46 | { |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 47 | namespace |
| 48 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 49 | Status validate_arguments_logits_1d_max(const ITensorInfo &input, const ITensorInfo &output) |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 50 | { |
Anthony Barbier | eaefd00 | 2018-07-20 17:49:35 +0100 | [diff] [blame] | 51 | ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(&input); |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 52 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(&input, 1, DataType::QASYMM8, DataType::F16, DataType::F32); |
Pablo Tello | b49a715 | 2017-07-11 16:31:35 +0100 | [diff] [blame] | 53 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 54 | // Validate in case of configured output |
| 55 | if(output.total_size() != 0) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 56 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 57 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(&input, &output); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 58 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_QUANTIZATION_INFO(&input, &output); |
| 59 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DIMENSIONS(output.tensor_shape(), TensorShape(input.tensor_shape()).set(0, 1)); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 60 | } |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 61 | |
| 62 | return Status{}; |
| 63 | } |
| 64 | |
| 65 | std::pair<Status, Window> validate_and_configure_window_logits_1d_max(ITensorInfo &input, ITensorInfo &output) |
| 66 | { |
| 67 | // Softmax across the x dimension |
| 68 | const TensorShape output_shape = TensorShape(input.tensor_shape()).set(0, 1); |
| 69 | // Output auto initialization if not yet initialized |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 70 | auto_init_if_empty(output, output_shape, 1, input.data_type(), input.quantization_info()); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 71 | |
| 72 | // Configure kernel window |
| 73 | const int input_width = input.valid_region().shape.x(); |
| 74 | const int num_elems_processed_per_iteration = 16U / data_size_from_type(input.data_type()); |
| 75 | const int num_elems_read_per_iteration = ceil_to_multiple(input_width, num_elems_processed_per_iteration); |
| 76 | |
| 77 | const ValidRegion out_valid_region(ValidRegion(input.valid_region()).set(0, 0, 1)); |
| 78 | output.set_valid_region(out_valid_region); |
| 79 | |
| 80 | Window win = calculate_max_window(output); |
| 81 | |
| 82 | AccessWindowHorizontal input_access(&input, input.valid_region().anchor.x(), num_elems_read_per_iteration); |
| 83 | AccessWindowHorizontal output_access(&output, 0, 1); |
| 84 | |
| 85 | const bool window_changed = update_window_and_padding(win, input_access, output_access); |
| 86 | |
| 87 | const Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| 88 | return std::make_pair(err, win); |
| 89 | } |
| 90 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 91 | template <typename T> |
| 92 | void logits_1d_max(const ITensor &in, ITensor &out, const Window &window) |
| 93 | { |
| 94 | const auto start_x = in.info()->valid_region().anchor.x(); |
| 95 | const size_t input_width = in.info()->valid_region().shape.x(); |
| 96 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 97 | /** NEON vector tag type. */ |
| 98 | using ExactTagType = typename wrapper::traits::neon_bitvector_tag_t<T, wrapper::traits::BitWidth::W128>; |
| 99 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 100 | Iterator input(&in, window); |
| 101 | Iterator output(&out, window); |
| 102 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 103 | constexpr int window_step_x = 16 / sizeof(T); |
| 104 | const int sum_stages = log2(window_step_x / 2); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 105 | execute_window_loop(window, [&](const Coordinates &) |
| 106 | { |
| 107 | // Get pointers |
| 108 | const auto in_ptr = reinterpret_cast<const T *>(input.ptr()) + start_x; |
| 109 | const auto out_ptr = reinterpret_cast<T *>(output.ptr()); |
| 110 | |
| 111 | // Init max value |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 112 | auto vec_max = wrapper::vdup_n(support::cpp11::lowest<T>(), ExactTagType{}); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 113 | |
| 114 | // Loop over input row |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 115 | for(const T *it = in_ptr; it < (in_ptr + input_width); it += window_step_x) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 116 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 117 | const auto current_value = wrapper::vloadq(it); |
| 118 | vec_max = wrapper::vmax(vec_max, current_value); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 119 | } |
| 120 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 121 | auto carry_max = wrapper::vpmax(wrapper::vgethigh(vec_max), wrapper::vgetlow(vec_max)); |
| 122 | |
| 123 | for(int i = 0; i < sum_stages; ++i) |
| 124 | { |
| 125 | carry_max = wrapper::vpmax(carry_max, carry_max); |
| 126 | } |
| 127 | const T max_val = wrapper::vgetlane(carry_max, 0); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 128 | *out_ptr = max_val; |
| 129 | }, |
| 130 | input, output); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 131 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 132 | } // namespace |
| 133 | |
| 134 | NELogits1DMaxKernel::NELogits1DMaxKernel() |
| 135 | : _func(nullptr), _border_size() |
| 136 | { |
| 137 | } |
| 138 | |
| 139 | BorderSize NELogits1DMaxKernel::border_size() const |
| 140 | { |
| 141 | return _border_size; |
| 142 | } |
| 143 | |
| 144 | void NELogits1DMaxKernel::configure(const ITensor *input, ITensor *output) |
| 145 | { |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 146 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 147 | ARM_COMPUTE_ERROR_ON_NULLPTR(input->info(), output->info()); |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 148 | // Perform validation step |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 149 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments_logits_1d_max(*input->info(), *output->info())); |
| 150 | // Configure kernel window |
| 151 | auto win_config = validate_and_configure_window_logits_1d_max(*input->info(), *output->info()); |
| 152 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 153 | |
| 154 | switch(input->info()->data_type()) |
| 155 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 156 | case DataType::QASYMM8: |
| 157 | _func = &logits_1d_max<qasymm8_t>; |
| 158 | break; |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 159 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 160 | case DataType::F16: |
| 161 | _func = &logits_1d_max<float16_t>; |
Pablo Tello | b49a715 | 2017-07-11 16:31:35 +0100 | [diff] [blame] | 162 | break; |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 163 | #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 164 | case DataType::F32: |
| 165 | _func = &logits_1d_max<float>; |
| 166 | break; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 167 | default: |
| 168 | ARM_COMPUTE_ERROR("Unsupported data type."); |
| 169 | } |
| 170 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 171 | _input = input; |
| 172 | _output = output; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 173 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 174 | const int input_width = input->info()->valid_region().shape.x(); |
| 175 | const int num_elems_processed_per_iteration = 16U / data_size_from_type(input->info()->data_type()); |
| 176 | const int num_elems_read_per_iteration = ceil_to_multiple(input_width, num_elems_processed_per_iteration); |
| 177 | |
| 178 | _border_size = BorderSize(0, num_elems_read_per_iteration - input_width, 0, 0); |
| 179 | |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 180 | INEKernel::configure(win_config.second); |
| 181 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 182 | |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 183 | Status NELogits1DMaxKernel::validate(const ITensorInfo *input, const ITensorInfo *output) |
| 184 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 185 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); |
| 186 | |
| 187 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments_logits_1d_max(*input, *output)); |
| 188 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window_logits_1d_max(*input->clone(), *output->clone()).first); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 189 | |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 190 | return Status{}; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 191 | } |
| 192 | |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 193 | void NELogits1DMaxKernel::run(const Window &window, const ThreadInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 194 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 195 | ARM_COMPUTE_UNUSED(info); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 196 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 197 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); |
| 198 | ARM_COMPUTE_ERROR_ON(_func == nullptr); |
| 199 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 200 | (*_func)(*_input, *_output, window); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 201 | } |
| 202 | |
| 203 | namespace |
| 204 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 205 | Status validate_arguments_logits_softmax(const ITensorInfo &input, const ITensorInfo &max, |
| 206 | const ITensorInfo &output, const float beta, const ITensorInfo &tmp) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 207 | { |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 208 | ARM_COMPUTE_UNUSED(beta); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 209 | // Check input |
Anthony Barbier | eaefd00 | 2018-07-20 17:49:35 +0100 | [diff] [blame] | 210 | ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(&input); |
Vidhya Sudhan Loganathan | 7485d5a | 2018-07-04 09:34:00 +0100 | [diff] [blame] | 211 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(&input, 1, DataType::QASYMM8, DataType::F16, DataType::F32); |
Pablo Tello | b49a715 | 2017-07-11 16:31:35 +0100 | [diff] [blame] | 212 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 213 | const bool is_quantized_asymmetric = is_data_type_quantized_asymmetric(input.data_type()); |
Georgios Pinitas | 9247c92 | 2017-06-28 18:29:47 +0100 | [diff] [blame] | 214 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 215 | // Check max |
| 216 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(&input, &max); |
| 217 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DIMENSIONS(TensorShape(input.tensor_shape()).set(0, 1), max.tensor_shape()); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 218 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_QUANTIZATION_INFO(&input, &max); |
Georgios Pinitas | 9247c92 | 2017-06-28 18:29:47 +0100 | [diff] [blame] | 219 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 220 | // Check output if configured |
| 221 | if(output.total_size() != 0) |
Georgios Pinitas | 9247c92 | 2017-06-28 18:29:47 +0100 | [diff] [blame] | 222 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 223 | const QuantizationInfo output_quantization = is_quantized_asymmetric ? QuantizationInfo(1.f / 256.f, 0) : output.quantization_info(); |
| 224 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(&input, &output); |
| 225 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(&input, &output); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 226 | ARM_COMPUTE_RETURN_ERROR_ON(output.quantization_info() != output_quantization); |
Georgios Pinitas | 9247c92 | 2017-06-28 18:29:47 +0100 | [diff] [blame] | 227 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 228 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 229 | // Check tmp if configured |
| 230 | if(tmp.total_size() != 0) |
| 231 | { |
| 232 | const DataType tmp_data_type = is_quantized_asymmetric ? DataType::F32 : input.data_type(); |
| 233 | ARM_COMPUTE_RETURN_ERROR_ON(tmp.data_type() != tmp_data_type); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 234 | // We could potentially reduce tmp memory if we could predict or make an assumption |
| 235 | // on the maximum number of threads that will run in parallel. |
| 236 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(&input, &tmp); |
| 237 | } |
| 238 | |
| 239 | return Status{}; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 240 | } |
| 241 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 242 | std::pair<Status, Window> validate_and_configure_window_logits_softmax(ITensorInfo &input, ITensorInfo &max, |
| 243 | ITensorInfo &output, ITensorInfo &tmp) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 244 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 245 | const bool is_quantized_asymmetric = is_data_type_quantized_asymmetric(input.data_type()); |
Georgios Pinitas | d368df3 | 2017-07-04 11:06:15 +0100 | [diff] [blame] | 246 | |
| 247 | // Output auto initialization if not yet initialized |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 248 | const QuantizationInfo output_quantization = is_quantized_asymmetric ? QuantizationInfo(1.f / 256.f, 0) : output.quantization_info(); |
| 249 | auto_init_if_empty(output, TensorInfo(input).set_quantization_info(output_quantization).reset_padding()); |
Georgios Pinitas | d368df3 | 2017-07-04 11:06:15 +0100 | [diff] [blame] | 250 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 251 | // Tmp auto initialization if not yet initialized |
| 252 | const DataType tmp_data_type = is_quantized_asymmetric ? DataType::F32 : input.data_type(); |
| 253 | auto_init_if_empty(tmp, TensorInfo(input).set_data_type(tmp_data_type).reset_padding()); |
| 254 | |
| 255 | const int input_width = input.valid_region().shape.x(); |
| 256 | |
| 257 | Window win = calculate_max_window(max); |
| 258 | |
| 259 | AccessWindowHorizontal input_access(&input, input.valid_region().anchor.x(), input_width); |
| 260 | AccessWindowHorizontal max_access(&input, 0, 1); |
| 261 | AccessWindowHorizontal output_access(&output, input.valid_region().anchor.x(), input_width); |
| 262 | AccessWindowHorizontal tmp_access(&tmp, input.valid_region().anchor.x(), input_width); |
| 263 | |
| 264 | const bool window_changed = update_window_and_padding(win, input_access, max_access, output_access, tmp_access); |
| 265 | |
| 266 | output.set_valid_region(input.valid_region()); |
| 267 | |
| 268 | const Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| 269 | return std::make_pair(err, win); |
| 270 | } |
| 271 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 272 | template <bool is_log> |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 273 | void logits_1d_softmax_qasymm8(const ITensor &in, const ITensor &max, void *const tmp, ITensor &out, const float beta, const Window &window) |
| 274 | { |
| 275 | const int start_x = in.info()->valid_region().anchor.x(); |
| 276 | const int input_width = in.info()->valid_region().shape.x(); |
| 277 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 278 | const float scale_beta = -beta * in.info()->quantization_info().uniform().scale; |
| 279 | const auto scale_beta_vec = vdupq_n_f32(scale_beta); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 280 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 281 | Iterator in_it(&in, window); |
| 282 | Iterator max_it(&max, window); |
| 283 | Iterator out_it(&out, window); |
| 284 | constexpr int vec_size = 16; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 285 | |
| 286 | execute_window_loop(window, [&](const Coordinates &) |
| 287 | { |
| 288 | /* Get pointers */ |
| 289 | const auto in_ptr = reinterpret_cast<const qasymm8_t *>(in_it.ptr()) + start_x; |
| 290 | const auto out_ptr = reinterpret_cast<qasymm8_t *>(out_it.ptr()) + start_x; |
| 291 | const auto tmp_ptr = reinterpret_cast<float *>(tmp); |
| 292 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 293 | float sum{}; |
| 294 | float sum_inversed{}; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 295 | |
| 296 | /* Compute exponentials and sum */ |
| 297 | { |
| 298 | /* Get max value */ |
| 299 | const auto max_val = *reinterpret_cast<const qasymm8_t *>(max_it.ptr()); |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 300 | const auto vec_max = vdupq_n_u8(max_val); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 301 | |
| 302 | /* Init sum to zero */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 303 | float32x4x4_t vec_sum = |
| 304 | { |
| 305 | vdupq_n_f32(0.f), |
| 306 | vdupq_n_f32(0.f), |
| 307 | vdupq_n_f32(0.f), |
| 308 | vdupq_n_f32(0.f), |
| 309 | }; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 310 | |
| 311 | /* Loop over row and compute exponentials and sum */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 312 | int x = 0; |
| 313 | for(; x <= (input_width - vec_size); x += vec_size) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 314 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 315 | auto vec_elements = wrapper::vloadq(in_ptr + x); |
| 316 | vec_elements = vsubq_u8(vec_max, vec_elements); |
| 317 | auto vec_elements_flt = convert_uint8x16_to_float32x4x4(vec_elements); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 318 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 319 | if(is_log) |
| 320 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 321 | vec_elements_flt.val[0] = vmulq_f32(vec_elements_flt.val[0], scale_beta_vec); |
| 322 | vec_elements_flt.val[1] = vmulq_f32(vec_elements_flt.val[1], scale_beta_vec); |
| 323 | vec_elements_flt.val[2] = vmulq_f32(vec_elements_flt.val[2], scale_beta_vec); |
| 324 | vec_elements_flt.val[3] = vmulq_f32(vec_elements_flt.val[3], scale_beta_vec); |
| 325 | vec_sum.val[0] = vaddq_f32(vec_sum.val[0], vexpq_f32(vec_elements_flt.val[0])); |
| 326 | vec_sum.val[1] = vaddq_f32(vec_sum.val[1], vexpq_f32(vec_elements_flt.val[1])); |
| 327 | vec_sum.val[2] = vaddq_f32(vec_sum.val[2], vexpq_f32(vec_elements_flt.val[2])); |
| 328 | vec_sum.val[3] = vaddq_f32(vec_sum.val[3], vexpq_f32(vec_elements_flt.val[3])); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 329 | } |
| 330 | else |
| 331 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 332 | vec_elements_flt.val[0] = vexpq_f32(vmulq_f32(vec_elements_flt.val[0], scale_beta_vec)); |
| 333 | vec_elements_flt.val[1] = vexpq_f32(vmulq_f32(vec_elements_flt.val[1], scale_beta_vec)); |
| 334 | vec_elements_flt.val[2] = vexpq_f32(vmulq_f32(vec_elements_flt.val[2], scale_beta_vec)); |
| 335 | vec_elements_flt.val[3] = vexpq_f32(vmulq_f32(vec_elements_flt.val[3], scale_beta_vec)); |
| 336 | vec_sum.val[0] = vaddq_f32(vec_sum.val[0], vec_elements_flt.val[0]); |
| 337 | vec_sum.val[1] = vaddq_f32(vec_sum.val[1], vec_elements_flt.val[1]); |
| 338 | vec_sum.val[2] = vaddq_f32(vec_sum.val[2], vec_elements_flt.val[2]); |
| 339 | vec_sum.val[3] = vaddq_f32(vec_sum.val[3], vec_elements_flt.val[3]); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 340 | } |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 341 | |
| 342 | vst4q_f32(tmp_ptr + x, vec_elements_flt); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 343 | } |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 344 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 345 | /* Reduce sum */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 346 | const auto sum_16_byte = vaddq_f32(vaddq_f32(vec_sum.val[0], vec_sum.val[1]), vaddq_f32(vec_sum.val[2], vec_sum.val[3])); |
| 347 | auto sum_res = vpadd_f32(vget_high_f32(sum_16_byte), vget_low_f32(sum_16_byte)); |
| 348 | sum_res = vpadd_f32(sum_res, sum_res); |
| 349 | sum = wrapper::vgetlane(sum_res, 0); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 350 | |
| 351 | /* Run remaining elements */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 352 | for(; x < input_width; ++x) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 353 | { |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 354 | float element{}; |
| 355 | if(is_log) |
| 356 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 357 | element = (max_val - in_ptr[x]) * scale_beta; |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 358 | sum += std::exp(element); |
| 359 | } |
| 360 | else |
| 361 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 362 | element = std::exp((max_val - in_ptr[x]) * scale_beta); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 363 | sum += element; |
| 364 | } |
| 365 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 366 | tmp_ptr[x] = element; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 367 | } |
| 368 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 369 | if(!is_log) |
| 370 | { |
| 371 | sum_inversed = 256.f / sum; |
| 372 | } |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 373 | } |
| 374 | |
| 375 | /* Normalize exponentials */ |
| 376 | { |
| 377 | /* Loop over row and compute softmax */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 378 | int x = 0; |
| 379 | for(; x <= (input_width - vec_size); x += vec_size) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 380 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 381 | float32x4x4_t vec_in = vld4q_f32(tmp_ptr + x); |
| 382 | uint8x16_t normalized_value{}; |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 383 | if(is_log) |
| 384 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 385 | const float32x4x4_t sub = |
| 386 | { |
| 387 | vsubq_f32(vec_in.val[0], vdupq_n_f32(sum)), |
| 388 | vsubq_f32(vec_in.val[1], vdupq_n_f32(sum)), |
| 389 | vsubq_f32(vec_in.val[2], vdupq_n_f32(sum)), |
| 390 | vsubq_f32(vec_in.val[3], vdupq_n_f32(sum)), |
| 391 | }; |
| 392 | convert_float32x4x4_to_unit8x16(sub, normalized_value); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 393 | } |
| 394 | else |
| 395 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 396 | const float32x4x4_t mul = |
| 397 | { |
| 398 | vmulq_f32(vec_in.val[0], vdupq_n_f32(sum_inversed)), |
| 399 | vmulq_f32(vec_in.val[1], vdupq_n_f32(sum_inversed)), |
| 400 | vmulq_f32(vec_in.val[2], vdupq_n_f32(sum_inversed)), |
| 401 | vmulq_f32(vec_in.val[3], vdupq_n_f32(sum_inversed)), |
| 402 | }; |
| 403 | convert_float32x4x4_to_unit8x16(mul, normalized_value); |
| 404 | } |
| 405 | vst1q_u8(out_ptr + x, normalized_value); |
| 406 | } |
| 407 | /* Run remaining elements */ |
| 408 | for(; x < input_width; ++x) |
| 409 | { |
| 410 | if(is_log) |
| 411 | { |
| 412 | out_ptr[x] = utils::cast::saturate_cast<qasymm8_t>(tmp_ptr[x] - sum); |
| 413 | } |
| 414 | else |
| 415 | { |
| 416 | out_ptr[x] = utils::cast::saturate_cast<qasymm8_t>(tmp_ptr[x] * sum_inversed); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 417 | } |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 418 | } |
| 419 | } |
| 420 | }, |
| 421 | in_it, max_it, out_it); |
| 422 | } |
| 423 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 424 | template <typename T, bool is_log = false> |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 425 | void logits_1d_softmax_float(const ITensor &in, const ITensor &max, void *const tmp, |
| 426 | ITensor &out, const float beta, const Window &window) |
| 427 | { |
| 428 | const int start_x = in.info()->valid_region().anchor.x(); |
| 429 | const int input_width = in.info()->valid_region().shape.x(); |
| 430 | |
| 431 | Iterator in_it(&in, window); |
| 432 | Iterator max_it(&max, window); |
| 433 | Iterator out_it(&out, window); |
| 434 | |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 435 | /** NEON vector tag type. */ |
| 436 | using ExactTagType = typename wrapper::traits::neon_bitvector_tag_t<T, wrapper::traits::BitWidth::W128>; |
| 437 | |
| 438 | constexpr int vec_size = 16 / sizeof(T); |
| 439 | const int sum_stages = log2(vec_size / 2); |
| 440 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 441 | execute_window_loop(window, [&](const Coordinates &) |
| 442 | { |
| 443 | /* Get pointers */ |
| 444 | const auto in_ptr = reinterpret_cast<const T *>(in_it.ptr()) + start_x; |
| 445 | const auto out_ptr = reinterpret_cast<T *>(out_it.ptr()) + start_x; |
| 446 | const auto tmp_ptr = reinterpret_cast<T *>(tmp); |
| 447 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 448 | T sum{}; |
| 449 | T sum_inversed{}; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 450 | |
| 451 | /* Compute exponentials and sum */ |
| 452 | { |
| 453 | /* Get max value */ |
| 454 | const auto max_val = *reinterpret_cast<const T *>(max_it.ptr()); |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 455 | const auto vec_max = wrapper::vdup_n(max_val, ExactTagType{}); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 456 | |
| 457 | /* Init sum to zero */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 458 | auto vec_sum = wrapper::vdup_n(static_cast<T>(0), ExactTagType{}); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 459 | |
| 460 | /* Loop over row and compute exponentials and sum */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 461 | int x = 0; |
| 462 | for(; x <= (input_width - vec_size); x += vec_size) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 463 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 464 | auto vec_elements = wrapper::vloadq(in_ptr + x); |
| 465 | vec_elements = wrapper::vsub(vec_elements, vec_max); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 466 | if(is_log) |
| 467 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 468 | vec_elements = wrapper::vmul(vec_elements, wrapper::vdup_n(static_cast<T>(beta), ExactTagType{})); |
| 469 | vec_sum = wrapper::vadd(vec_sum, wrapper::vexpq(vec_elements)); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 470 | } |
| 471 | else |
| 472 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 473 | vec_elements = wrapper::vexpq(wrapper::vmul(vec_elements, wrapper::vdup_n(static_cast<T>(beta), ExactTagType{}))); |
| 474 | vec_sum = wrapper::vadd(vec_sum, vec_elements); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 475 | } |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 476 | wrapper::vstore(tmp_ptr + x, vec_elements); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 477 | } |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 478 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 479 | /* Reduce sum */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 480 | auto sum_res = wrapper::vpadd(wrapper::vgethigh(vec_sum), wrapper::vgetlow(vec_sum)); |
| 481 | for(int i = 0; i < sum_stages; ++i) |
| 482 | { |
| 483 | sum_res = wrapper::vpadd(sum_res, sum_res); |
| 484 | } |
| 485 | sum = wrapper::vgetlane(sum_res, 0); |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 486 | |
| 487 | /* Run remaining elements */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 488 | for(; x < input_width; ++x) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 489 | { |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 490 | T element{}; |
| 491 | |
| 492 | if(is_log) |
| 493 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 494 | element = (in_ptr[x] - max_val) * beta; |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 495 | sum += std::exp(element); |
| 496 | } |
| 497 | else |
| 498 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 499 | element = std::exp((in_ptr[x] - max_val) * beta); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 500 | sum += element; |
| 501 | } |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 502 | tmp_ptr[x] = element; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 503 | } |
| 504 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 505 | if(!is_log) |
| 506 | { |
| 507 | sum_inversed = T(1) / sum; |
| 508 | } |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 509 | } |
| 510 | |
| 511 | /* Normalize exponentials */ |
| 512 | { |
| 513 | /* Loop over row and compute softmax */ |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 514 | int x = 0; |
| 515 | for(; x <= (input_width - vec_size); x += vec_size) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 516 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 517 | auto vec_in = wrapper::vloadq(tmp_ptr + x); |
| 518 | auto normalized_value = wrapper::vdup_n(static_cast<T>(0), ExactTagType{}); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 519 | if(is_log) |
| 520 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 521 | normalized_value = wrapper::vsub(vec_in, wrapper::vdup_n(static_cast<T>(sum), ExactTagType{})); |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 522 | } |
| 523 | else |
| 524 | { |
Manuel Bottini | 21079dd | 2019-10-29 17:20:09 +0000 | [diff] [blame] | 525 | normalized_value = wrapper::vmul(vec_in, wrapper::vdup_n(static_cast<T>(sum_inversed), ExactTagType{})); |
| 526 | } |
| 527 | wrapper::vstore(out_ptr + x, normalized_value); |
| 528 | } |
| 529 | /* Run remaining elements */ |
| 530 | for(; x < input_width; ++x) |
| 531 | { |
| 532 | if(is_log) |
| 533 | { |
| 534 | out_ptr[x] = tmp_ptr[x] - sum; |
| 535 | } |
| 536 | else |
| 537 | { |
| 538 | out_ptr[x] = tmp_ptr[x] * sum_inversed; |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 539 | } |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 540 | } |
| 541 | } |
| 542 | }, |
| 543 | in_it, max_it, out_it); |
| 544 | } |
| 545 | } // namespace |
| 546 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 547 | template <bool IS_LOG> |
| 548 | NELogits1DSoftmaxKernel<IS_LOG>::NELogits1DSoftmaxKernel() |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 549 | : _func(nullptr), _input(nullptr), _max(nullptr), _output(nullptr), _beta(1.0f), _tmp(nullptr) |
| 550 | { |
| 551 | } |
| 552 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 553 | template <bool IS_LOG> |
| 554 | void NELogits1DSoftmaxKernel<IS_LOG>::configure(const ITensor *input, const ITensor *max, ITensor *output, const float beta, ITensor *tmp) |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 555 | { |
| 556 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, max, output, tmp); |
| 557 | ARM_COMPUTE_ERROR_ON_NULLPTR(input->info(), max->info(), output->info(), tmp->info()); |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 558 | // Perform validation step |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 559 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments_logits_softmax(*input->info(), *max->info(), *output->info(), beta, *tmp->info())); |
| 560 | // Configure kernel window |
| 561 | auto win_config = validate_and_configure_window_logits_softmax(*input->info(), *max->info(), *output->info(), *tmp->info()); |
| 562 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 563 | |
| 564 | switch(input->info()->data_type()) |
| 565 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 566 | case DataType::QASYMM8: |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 567 | _func = &logits_1d_softmax_qasymm8<IS_LOG>; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 568 | break; |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 569 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 570 | case DataType::F16: |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 571 | _func = &logits_1d_softmax_float<float16_t, IS_LOG>; |
Pablo Tello | b49a715 | 2017-07-11 16:31:35 +0100 | [diff] [blame] | 572 | break; |
Ioan-Cristian Szabo | 5edbd1c | 2017-11-13 13:34:08 +0000 | [diff] [blame] | 573 | #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 574 | case DataType::F32: |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 575 | _func = &logits_1d_softmax_float<float, IS_LOG>; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 576 | break; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 577 | default: |
| 578 | ARM_COMPUTE_ERROR("Unsupported data type."); |
Pablo Tello | b49a715 | 2017-07-11 16:31:35 +0100 | [diff] [blame] | 579 | break; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 580 | } |
| 581 | |
| 582 | _input = input; |
| 583 | _max = max; |
| 584 | _output = output; |
Pablo Palmier | a2b89ca | 2017-10-05 15:01:34 +0100 | [diff] [blame] | 585 | _beta = beta; |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 586 | _tmp = tmp; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 587 | |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 588 | INEKernel::configure(win_config.second); |
| 589 | } |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 590 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 591 | template <bool IS_LOG> |
| 592 | Status NELogits1DSoftmaxKernel<IS_LOG>::validate(const ITensorInfo *input, const ITensorInfo *max, |
| 593 | const ITensorInfo *output, const float beta, const ITensorInfo *tmp) |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 594 | { |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 595 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, max, output, tmp); |
| 596 | |
| 597 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments_logits_softmax(*input, *max, *output, beta, *tmp)); |
| 598 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window_logits_softmax(*input->clone(), *max->clone(), *output->clone(), *tmp->clone()).first); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 599 | |
Michalis Spyrou | afa5d81 | 2017-11-30 14:25:57 +0000 | [diff] [blame] | 600 | return Status{}; |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 601 | } |
| 602 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 603 | template <bool IS_LOG> |
| 604 | void NELogits1DSoftmaxKernel<IS_LOG>::run(const Window &window, const ThreadInfo &info) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 605 | { |
Moritz Pflanzer | c186b57 | 2017-09-07 09:48:04 +0100 | [diff] [blame] | 606 | ARM_COMPUTE_UNUSED(info); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 607 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 608 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 609 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 610 | const unsigned int num_elems_processed_per_iteration = _input->info()->valid_region().shape.x(); |
| 611 | const unsigned int tmp_size_for_thread = _tmp->info()->element_size() * num_elems_processed_per_iteration; |
| 612 | |
| 613 | ARM_COMPUTE_ERROR_ON(_tmp->info()->total_size() < (info.num_threads * tmp_size_for_thread)); |
| 614 | |
| 615 | void *tmp_for_thread = _tmp->buffer() + (info.thread_id * tmp_size_for_thread); |
| 616 | |
| 617 | (*_func)(*_input, *_max, tmp_for_thread, *_output, _beta, window); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 618 | } |
| 619 | |
Sang-Hoon Park | d24affe | 2019-10-08 18:07:23 +0100 | [diff] [blame] | 620 | template class NELogits1DSoftmaxKernel<true>; |
| 621 | template class NELogits1DSoftmaxKernel<false>; |
| 622 | |
Diego Lopez Recas | 35ceeb2 | 2017-12-04 18:56:10 +0000 | [diff] [blame] | 623 | } // namespace arm_compute |