Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 1 | /* |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 2 | * Copyright (c) 2018-2019 ARM Limited. |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [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/runtime/CL/functions/CLLSTMLayer.h" |
| 25 | |
| 26 | #include "arm_compute/core/PixelValue.h" |
| 27 | #include "arm_compute/core/Utils.h" |
| 28 | #include "arm_compute/core/Validate.h" |
| 29 | #include "arm_compute/core/utils/misc/ShapeCalculator.h" |
| 30 | #include "arm_compute/core/utils/quantization/AsymmHelpers.h" |
| 31 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 32 | |
| 33 | #include <cmath> |
| 34 | #include <memory> |
| 35 | #include <tuple> |
| 36 | |
| 37 | using namespace arm_compute; |
| 38 | using namespace arm_compute::misc::shape_calculator; |
| 39 | |
| 40 | CLLSTMLayer::CLLSTMLayer(std::shared_ptr<IMemoryManager> memory_manager) |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 41 | : _memory_group(std::move(memory_manager)), _fully_connected_input_gate(), _accum_input_gate1(), _subtract_input_gate(), _pixelwise_mul_input_gate(), _activation_input_gate(), |
| 42 | _fully_connected_forget_gate(), _accum_forget_gate1(), _pixelwise_mul_forget_gate(), _activation_forget_gate(), _fully_connected_cell_state(), _gemm_cell_state1(), _transpose_cell_state(), |
| 43 | _accum_cell_state1(), _accum_cell_state2(), _pixelwise_mul_cell_state1(), _activation_cell_state(), _cell_clip(), _pixelwise_mul_cell_state2(), _fully_connected_output(), |
| 44 | _pixelwise_mul_output_state1(), _accum_output1(), _activation_output(), _activation_output_state(), _pixelwise_mul_output_state2(), _fully_connected_output_state(), _projection_clip(), |
| 45 | _copy_cell_state(), _copy_output(), _concat_scratch_buffer(), _concat_inputs_forget_gate(), _concat_weights_forget_gate(), _concat_weights_input_gate(), _concat_weights_output(), |
| 46 | _ones_memset_kernel(), _mean_std_norm_input_gate(), _pixelwise_mul_input_gate_coeff(), _accum_input_gate_bias(), _mean_std_norm_forget_gate(), _pixelwise_mul_forget_gate_coeff(), |
| 47 | _accum_forget_gate_bias(), _mean_std_norm_cell_gate(), _pixelwise_mul_cell_gate_coeff(), _accum_cell_gate_bias(), _mean_std_norm_output_gate(), _pixelwise_mul_output_gate_coeff(), |
| 48 | _accum_output_gate_bias(), _input_gate_out1(), _input_gate_out2(), _input_gate_out3(), _input_gate_out4(), _forget_gate_out1(), _forget_gate_out2(), _forget_gate_out3(), _forget_gate_out4(), |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 49 | _forget_gate_out5(), _forget_gate_out6(), _cell_state_out1(), _cell_state_out2(), _cell_state_out3(), _cell_state_out4(), _cell_state_out5(), _output1(), _output2(), _output3(), _output4(), |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 50 | _cell_state_activation(), _output_state1(), _ones(), _input_layer_norm_out1(), _input_layer_norm_out2(), _forget_layer_norm_out1(), _forget_layer_norm_out2(), _cell_layer_norm_out1(), |
| 51 | _cell_layer_norm_out2(), _output_layer_norm_out1(), _output_layer_norm_out2(), _run_peephole_opt(false), _run_cifg_opt(false), _perform_cell_clipping(false), _has_projection_weights(false), |
| 52 | _perform_projection_clipping(false), _is_prepared(false), _is_layer_norm_lstm(false) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 53 | { |
| 54 | } |
| 55 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 56 | void CLLSTMLayer::configure(const ICLTensor *input, |
| 57 | const ICLTensor *input_to_forget_weights, const ICLTensor *input_to_cell_weights, const ICLTensor *input_to_output_weights, |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 58 | const ICLTensor *recurrent_to_forget_weights, const ICLTensor *recurrent_to_cell_weights, const ICLTensor *recurrent_to_output_weights, |
| 59 | const ICLTensor *forget_gate_bias, const ICLTensor *cell_bias, const ICLTensor *output_gate_bias, |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 60 | const ICLTensor *output_state_in, const ICLTensor *cell_state_in, |
| 61 | ICLTensor *scratch_buffer, ICLTensor *output_state_out, ICLTensor *cell_state_out, ICLTensor *output, |
| 62 | const LSTMParams<ICLTensor> &lstm_params, const ActivationLayerInfo &activation_info, float cell_threshold, float projection_threshold) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 63 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 64 | ARM_COMPUTE_ERROR_ON_NULLPTR(input, |
| 65 | input_to_forget_weights, input_to_cell_weights, input_to_output_weights, |
| 66 | recurrent_to_forget_weights, recurrent_to_cell_weights, recurrent_to_output_weights, |
| 67 | forget_gate_bias, cell_bias, output_gate_bias, |
| 68 | output_state_in, cell_state_in, |
| 69 | scratch_buffer, output_state_out, cell_state_out, output); |
| 70 | |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 71 | _is_layer_norm_lstm = lstm_params.use_layer_norm(); |
| 72 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 73 | // Set lstm parameters |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 74 | LSTMParams<ITensorInfo> lstm_params_info; |
| 75 | if(lstm_params.has_peephole_opt()) |
| 76 | { |
Michalis Spyrou | 09daf4d | 2018-06-28 17:07:22 +0100 | [diff] [blame] | 77 | lstm_params_info.set_peephole_params(lstm_params.cell_to_forget_weights()->info(), lstm_params.cell_to_output_weights()->info()); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 78 | } |
| 79 | if(lstm_params.has_projection()) |
| 80 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 81 | lstm_params_info.set_projection_params(lstm_params.projection_weights()->info(), |
| 82 | lstm_params.projection_bias() != nullptr ? lstm_params.projection_bias()->info() : nullptr); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 83 | } |
| 84 | if(!lstm_params.has_cifg_opt()) |
| 85 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 86 | const ITensorInfo *cell_to_input_weights_info = (lstm_params.has_peephole_opt()) ? lstm_params.cell_to_input_weights()->info() : nullptr; |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 87 | lstm_params_info.set_cifg_params(lstm_params.input_to_input_weights()->info(), lstm_params.recurrent_to_input_weights()->info(), |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 88 | cell_to_input_weights_info, lstm_params.input_gate_bias()->info()); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 89 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 90 | |
| 91 | // Validate |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 92 | ARM_COMPUTE_ERROR_THROW_ON(CLLSTMLayer::validate(input->info(), input_to_forget_weights->info(), |
| 93 | input_to_cell_weights->info(), input_to_output_weights->info(), |
| 94 | recurrent_to_forget_weights->info(), recurrent_to_cell_weights->info(), recurrent_to_output_weights->info(), |
| 95 | forget_gate_bias->info(), cell_bias->info(), output_gate_bias->info(), |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 96 | output_state_in->info(), cell_state_in->info(), |
| 97 | scratch_buffer->info(), output_state_out->info(), cell_state_out->info(), output->info(), |
| 98 | lstm_params_info, activation_info, cell_threshold, projection_threshold)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 99 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 100 | const TensorShape cell_state_shape = cell_state_in->info()->tensor_shape(); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 101 | // Configure block that calculates the forget gate |
| 102 | // forget_gate = Activation(input * input_to_forget_weights + output_state_in * recurrent_to_forget_weights + PixelWiseMul(cell_state, cell_to_forget_weights) + forget_gate_bias) |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 103 | // We optimize this as follows: |
| 104 | // forget_gate = Activation( (input,output_state_in) * (input_to_forget_weights,recurrent_to_forget_weights) + PixelWiseMul(cell_state, cell_to_forget_weights) + forget_gate_bias |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 105 | _forget_gate_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 106 | _forget_gate_out3.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 107 | _forget_gate_out5.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 108 | |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 109 | std::vector<const ICLTensor *> inputs_vector; |
| 110 | inputs_vector.emplace_back(input); |
| 111 | inputs_vector.emplace_back(output_state_in); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 112 | const TensorShape concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(inputs_vector, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 113 | _forget_gate_out2.allocator()->init(TensorInfo(concat_shape, 1, input->info()->data_type())); |
| 114 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 115 | _memory_group.manage(&_forget_gate_out2); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 116 | _concat_inputs_forget_gate.configure(input, output_state_in, &_forget_gate_out2); |
| 117 | |
| 118 | std::vector<const ICLTensor *> weights_vector; |
| 119 | |
| 120 | weights_vector.emplace_back(input_to_forget_weights); |
| 121 | weights_vector.emplace_back(recurrent_to_forget_weights); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 122 | const TensorShape weights_concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(weights_vector, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 123 | _forget_gate_out6.allocator()->init(TensorInfo(weights_concat_shape, 1, input->info()->data_type())); |
| 124 | |
| 125 | _concat_weights_forget_gate.configure(input_to_forget_weights, recurrent_to_forget_weights, &_forget_gate_out6); |
| 126 | |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 127 | _memory_group.manage(&_forget_gate_out5); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 128 | _fully_connected_forget_gate.configure(&_forget_gate_out2, &_forget_gate_out6, (_is_layer_norm_lstm) ? nullptr : forget_gate_bias, &_forget_gate_out5); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 129 | _memory_group.manage(&_forget_gate_out1); |
| 130 | _memory_group.manage(&_forget_gate_out3); |
| 131 | _forget_gate_out6.allocator()->allocate(); |
| 132 | |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 133 | CLTensor *forget_gate_out = &_forget_gate_out5; |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 134 | if(lstm_params.has_peephole_opt()) |
| 135 | { |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 136 | _forget_gate_out4.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 137 | |
| 138 | _run_peephole_opt = true; |
| 139 | _memory_group.manage(&_forget_gate_out4); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 140 | _pixelwise_mul_forget_gate.configure(cell_state_in, lstm_params.cell_to_forget_weights(), &_forget_gate_out4, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 141 | _accum_forget_gate1.configure(&_forget_gate_out5, &_forget_gate_out4, &_forget_gate_out3, ConvertPolicy::SATURATE); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 142 | _forget_gate_out4.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 143 | _forget_gate_out5.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 144 | forget_gate_out = &_forget_gate_out3; |
| 145 | } |
| 146 | else |
| 147 | { |
| 148 | _forget_gate_out3.allocator()->allocate(); |
| 149 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 150 | if(_is_layer_norm_lstm) |
| 151 | { |
| 152 | _forget_layer_norm_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 153 | _forget_layer_norm_out2.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 154 | _memory_group.manage(&_forget_layer_norm_out1); |
| 155 | _memory_group.manage(&_forget_layer_norm_out2); |
| 156 | _mean_std_norm_forget_gate.configure(forget_gate_out); |
| 157 | _pixelwise_mul_forget_gate_coeff.configure(forget_gate_out, lstm_params.forget_layer_norm_weights(), &_forget_layer_norm_out1, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
| 158 | // forget_gate_out is going to be reassigned, so allocate the tensor that it was assigned to before |
| 159 | forget_gate_out->allocator()->allocate(); |
| 160 | _accum_forget_gate_bias.configure(ArithmeticOperation::ADD, &_forget_layer_norm_out1, forget_gate_bias, &_forget_layer_norm_out2, ConvertPolicy::SATURATE); |
| 161 | _forget_layer_norm_out1.allocator()->allocate(); |
| 162 | forget_gate_out = &_forget_layer_norm_out2; |
| 163 | } |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 164 | _activation_forget_gate.configure(forget_gate_out, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 165 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 166 | // Configure block that calculates the input gate |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 167 | // input_gate = Activation(input * input_to_input_weights + output_state * recurrent_to_input_weights + PixelWiseMul(cell_state, cell_to_input_weights) + input_gate_bias), without CIFG |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 168 | // input_gate = 1 - forget_gate, with CIFG |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 169 | // We optimize this as follows: |
| 170 | // input_gate = Activation((input,output_state) * (input_to_input_weights,recurrent_to_input_weights) + PixelWiseMul(cell_state, cell_to_input_weights) + input_gate_bias), without CIFG |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 171 | _input_gate_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 172 | CLTensor *input_gate_out = &_input_gate_out1; |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 173 | if(lstm_params.has_cifg_opt()) |
| 174 | { |
| 175 | _memory_group.manage(&_input_gate_out1); |
| 176 | _ones.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 177 | _ones_memset_kernel.configure(&_ones, PixelValue(1, _ones.info()->data_type())); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 178 | _subtract_input_gate.configure(ArithmeticOperation::SUB, &_ones, forget_gate_out, &_input_gate_out1, ConvertPolicy::SATURATE); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 179 | _ones.allocator()->allocate(); |
| 180 | _run_cifg_opt = true; |
| 181 | } |
| 182 | else |
| 183 | { |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 184 | _input_gate_out3.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 185 | _input_gate_out4.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 186 | |
| 187 | std::vector<const ICLTensor *> lstm_weights; |
| 188 | lstm_weights.emplace_back(lstm_params.input_to_input_weights()); |
| 189 | lstm_weights.emplace_back(lstm_params.recurrent_to_input_weights()); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 190 | TensorShape lstm_weights_concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(lstm_weights, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 191 | _input_gate_out2.allocator()->init(TensorInfo(lstm_weights_concat_shape, 1, input->info()->data_type())); |
| 192 | |
| 193 | _concat_weights_input_gate.configure(lstm_params.input_to_input_weights(), lstm_params.recurrent_to_input_weights(), &_input_gate_out2); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 194 | |
| 195 | _memory_group.manage(&_input_gate_out1); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 196 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 197 | _memory_group.manage(&_input_gate_out3); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 198 | _fully_connected_input_gate.configure(&_forget_gate_out2, &_input_gate_out2, (_is_layer_norm_lstm) ? nullptr : lstm_params.input_gate_bias(), &_input_gate_out3); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 199 | _input_gate_out2.allocator()->allocate(); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 200 | |
| 201 | input_gate_out = &_input_gate_out3; |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 202 | if(_run_peephole_opt) |
| 203 | { |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 204 | _memory_group.manage(&_input_gate_out4); |
| 205 | _pixelwise_mul_input_gate.configure(cell_state_in, lstm_params.cell_to_input_weights(), &_input_gate_out4, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 206 | _accum_input_gate1.configure(&_input_gate_out3, &_input_gate_out4, &_input_gate_out1, ConvertPolicy::SATURATE); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 207 | _input_gate_out3.allocator()->allocate(); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 208 | _input_gate_out4.allocator()->allocate(); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 209 | input_gate_out = &_input_gate_out1; |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 210 | } |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 211 | else |
| 212 | { |
| 213 | _input_gate_out1.allocator()->allocate(); |
| 214 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 215 | |
| 216 | if(_is_layer_norm_lstm) |
| 217 | { |
| 218 | _input_layer_norm_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 219 | _input_layer_norm_out2.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 220 | _memory_group.manage(&_input_layer_norm_out1); |
| 221 | _memory_group.manage(&_input_layer_norm_out2); |
| 222 | _mean_std_norm_input_gate.configure(input_gate_out); |
| 223 | _pixelwise_mul_input_gate_coeff.configure(input_gate_out, lstm_params.input_layer_norm_weights(), &_input_layer_norm_out1, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
| 224 | // input_gate_out is going to be reassigned, so allocate the tensor that it was assigned to before |
| 225 | input_gate_out->allocator()->allocate(); |
| 226 | _accum_input_gate_bias.configure(ArithmeticOperation::ADD, &_input_layer_norm_out1, lstm_params.input_gate_bias(), &_input_layer_norm_out2, ConvertPolicy::SATURATE); |
| 227 | _input_layer_norm_out1.allocator()->allocate(); |
| 228 | input_gate_out = &_input_layer_norm_out2; |
| 229 | } |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 230 | _activation_input_gate.configure(input_gate_out, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 231 | } |
| 232 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 233 | // Configure block that calculates the cell state |
| 234 | // cell_state = Clip((PixelwiseMul(input_gate, Activation(input * input_to_cell_weights + output_state_in * recurrent_to_cell_weights + cell_bias)) + PixelwiseMul(forget_gate, cell_state)), cell_threshold) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 235 | TensorShape cell_state1_shape = compute_transposed_shape(*recurrent_to_output_weights->info()); |
| 236 | _cell_state_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 237 | _cell_state_out2.allocator()->init(TensorInfo(cell_state1_shape, 1, input->info()->data_type())); |
| 238 | _cell_state_out3.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 239 | _cell_state_out4.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 240 | _cell_state_out5.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 241 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 242 | _memory_group.manage(&_cell_state_out1); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 243 | _fully_connected_cell_state.configure(input, input_to_cell_weights, (_is_layer_norm_lstm) ? nullptr : cell_bias, &_cell_state_out1); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 244 | _memory_group.manage(&_cell_state_out2); |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 245 | _transpose_cell_state.configure(recurrent_to_cell_weights, &_cell_state_out2); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 246 | _memory_group.manage(&_cell_state_out3); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 247 | _gemm_cell_state1.configure(output_state_in, &_cell_state_out2, nullptr, &_cell_state_out3, 1.f, 0.f); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 248 | _cell_state_out2.allocator()->allocate(); |
| 249 | _memory_group.manage(&_cell_state_out4); |
giuros01 | 164a272 | 2018-11-20 18:34:46 +0000 | [diff] [blame] | 250 | _accum_cell_state1.configure(ArithmeticOperation::ADD, &_cell_state_out1, &_cell_state_out3, &_cell_state_out4, ConvertPolicy::SATURATE); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 251 | CLTensor *cell_state_out_ptr = &_cell_state_out4; |
| 252 | if(_is_layer_norm_lstm) |
| 253 | { |
| 254 | _cell_layer_norm_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 255 | _cell_layer_norm_out2.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 256 | _memory_group.manage(&_cell_layer_norm_out1); |
| 257 | _memory_group.manage(&_cell_layer_norm_out2); |
| 258 | _mean_std_norm_cell_gate.configure(cell_state_out_ptr); |
| 259 | _pixelwise_mul_cell_gate_coeff.configure(cell_state_out_ptr, lstm_params.cell_layer_norm_weights(), &_cell_layer_norm_out1, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
| 260 | // cell_state_out_ptr is going to be reassigned, so allocate the tensor that it was assigned to before |
| 261 | cell_state_out_ptr->allocator()->allocate(); |
| 262 | _accum_cell_gate_bias.configure(ArithmeticOperation::ADD, &_cell_layer_norm_out1, cell_bias, &_cell_layer_norm_out2, ConvertPolicy::SATURATE); |
| 263 | _cell_layer_norm_out1.allocator()->allocate(); |
| 264 | cell_state_out_ptr = &_cell_layer_norm_out2; |
| 265 | } |
| 266 | _activation_cell_state.configure(cell_state_out_ptr, nullptr, activation_info); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 267 | _memory_group.manage(&_cell_state_out5); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 268 | _pixelwise_mul_cell_state1.configure(cell_state_out_ptr, input_gate_out, &_cell_state_out5, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
| 269 | cell_state_out_ptr->allocator()->allocate(); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 270 | _pixelwise_mul_cell_state2.configure(forget_gate_out, cell_state_in, &_cell_state_out3, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
giuros01 | 164a272 | 2018-11-20 18:34:46 +0000 | [diff] [blame] | 271 | _accum_cell_state2.configure(ArithmeticOperation::ADD, &_cell_state_out5, &_cell_state_out3, &_cell_state_out1, ConvertPolicy::SATURATE); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 272 | _cell_state_out3.allocator()->allocate(); |
| 273 | _cell_state_out5.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 274 | // Perform clipping |
| 275 | if(cell_threshold != 0.f) |
| 276 | { |
| 277 | _perform_cell_clipping = true; |
| 278 | _cell_clip.configure(&_cell_state_out1, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU, -cell_threshold, cell_threshold)); |
| 279 | } |
| 280 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 281 | // Configure block that calculates the output |
| 282 | // output_state_out = Activation(input * input_to_output_weights + output_state_in * recurrent_to_output_weights + PixelWiseMul(cell_state, cell_to_output_weights) + output_gate_bias) |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 283 | // We optimize this as follows: |
| 284 | // output_state_out = Activation( (input,output_state_in) * (input_to_output_weights, recurrent_to_output_weights) + PixelWiseMul(cell_state, cell_to_output_weights) + output_gate_bias) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 285 | _output1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 286 | _output4.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 287 | std::vector<const ICLTensor *> in_out_weights; |
| 288 | in_out_weights.emplace_back(input_to_output_weights); |
| 289 | in_out_weights.emplace_back(recurrent_to_output_weights); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 290 | TensorShape in_out_weights_concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(in_out_weights, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 291 | _output2.allocator()->init(TensorInfo(in_out_weights_concat_shape, 1, input->info()->data_type())); |
| 292 | |
| 293 | _concat_weights_output.configure(input_to_output_weights, recurrent_to_output_weights, &_output2); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 294 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 295 | _memory_group.manage(&_output1); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 296 | _memory_group.manage(&_output4); |
| 297 | |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 298 | _fully_connected_output.configure(&_forget_gate_out2, &_output2, (_is_layer_norm_lstm) ? nullptr : output_gate_bias, &_output4); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 299 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 300 | _output2.allocator()->allocate(); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 301 | _forget_gate_out2.allocator()->allocate(); |
| 302 | |
| 303 | CLTensor *output_gate_out = &_output4; |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 304 | if(lstm_params.has_peephole_opt()) |
| 305 | { |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 306 | _output3.allocator()->init(TensorInfo(_cell_state_out1.info()->tensor_shape(), 1, input->info()->data_type())); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 307 | |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 308 | _memory_group.manage(&_output3); |
| 309 | _pixelwise_mul_output_state1.configure(&_cell_state_out1, lstm_params.cell_to_output_weights(), &_output3, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 310 | _accum_output1.configure(&_output4, &_output3, &_output1, ConvertPolicy::SATURATE); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 311 | _output4.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 312 | output_gate_out = &_output1; |
| 313 | |
| 314 | // Allocate intermediate buffers |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 315 | _output3.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 316 | } |
| 317 | else |
| 318 | { |
| 319 | _output1.allocator()->allocate(); |
| 320 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 321 | if(_is_layer_norm_lstm) |
| 322 | { |
| 323 | _output_layer_norm_out1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 324 | _output_layer_norm_out2.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 325 | _memory_group.manage(&_output_layer_norm_out1); |
| 326 | _memory_group.manage(&_output_layer_norm_out2); |
| 327 | _mean_std_norm_output_gate.configure(output_gate_out); |
| 328 | _pixelwise_mul_output_gate_coeff.configure(output_gate_out, lstm_params.output_layer_norm_weights(), &_output_layer_norm_out1, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
| 329 | // output_gate_out is going to be reassigned, so allocate the tensor that it was assigned to before |
| 330 | output_gate_out->allocator()->allocate(); |
| 331 | _accum_output_gate_bias.configure(ArithmeticOperation::ADD, &_output_layer_norm_out1, output_gate_bias, &_output_layer_norm_out2, ConvertPolicy::SATURATE); |
| 332 | _output_layer_norm_out1.allocator()->allocate(); |
| 333 | output_gate_out = &_output_layer_norm_out2; |
| 334 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 335 | _activation_output.configure(output_gate_out, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 336 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 337 | // Configure block that calculates the output state |
| 338 | /** lstm_res = PixelwiseMul(output, Activation(cell_state)) |
| 339 | * |
| 340 | * -- Clip(lstm_res * projection_weights + projection_bias, projection_threshold) , if there is a projection |
| 341 | * / |
| 342 | * output_state = -- |
| 343 | * \ |
| 344 | * -- lstm_res , otherwise |
| 345 | */ |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 346 | ICLTensor *output_state_out_tmp = lstm_params.has_projection() ? &_output_state1 : output_state_out; |
| 347 | _cell_state_activation.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 348 | _output_state1.allocator()->init(TensorInfo(cell_state_shape, 1, input->info()->data_type())); |
| 349 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 350 | _memory_group.manage(&_cell_state_activation); |
| 351 | _activation_output_state.configure(&_cell_state_out1, &_cell_state_activation, activation_info); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 352 | _pixelwise_mul_output_state2.configure(&_cell_state_activation, output_gate_out, output_state_out_tmp, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 353 | _cell_state_activation.allocator()->allocate(); |
| 354 | |
| 355 | if(lstm_params.has_projection()) |
| 356 | { |
| 357 | _has_projection_weights = true; |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 358 | _fully_connected_output_state.configure(output_state_out_tmp, lstm_params.projection_weights(), lstm_params.projection_bias(), output_state_out); |
| 359 | _output_state1.allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 360 | // Perform clipping |
| 361 | if(projection_threshold != 0.f) |
| 362 | { |
| 363 | _perform_projection_clipping = true; |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 364 | _projection_clip.configure(output_state_out, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU, -projection_threshold, projection_threshold)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 365 | } |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 366 | } |
| 367 | |
| 368 | // Copy cell state and output |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 369 | _copy_cell_state.configure(&_cell_state_out1, cell_state_out); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 370 | _copy_output.configure(output_state_out, output); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 371 | |
| 372 | // Vector for holding the tensors to store in scratch buffer |
| 373 | std::vector<ICLTensor *> scratch_inputs; |
Georgios Pinitas | 0cc37c3 | 2018-11-14 15:54:26 +0000 | [diff] [blame] | 374 | if(!lstm_params.has_cifg_opt()) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 375 | { |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 376 | scratch_inputs.emplace_back(input_gate_out); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 377 | } |
| 378 | scratch_inputs.emplace_back(&_cell_state_out1); |
| 379 | scratch_inputs.emplace_back(forget_gate_out); |
| 380 | scratch_inputs.emplace_back(output_gate_out); |
Georgios Pinitas | 09f2497 | 2019-05-17 18:14:40 +0100 | [diff] [blame] | 381 | _concat_scratch_buffer.configure(scratch_inputs, scratch_buffer, Window::DimX); |
Georgios Pinitas | 4f85982 | 2019-02-06 18:08:04 +0000 | [diff] [blame] | 382 | input_gate_out->allocator()->allocate(); |
Michele Di Giorgio | dd2619a | 2018-11-05 16:46:09 +0000 | [diff] [blame] | 383 | _cell_state_out1.allocator()->allocate(); |
| 384 | forget_gate_out->allocator()->allocate(); |
| 385 | output_gate_out->allocator()->allocate(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 386 | } |
| 387 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 388 | Status CLLSTMLayer::validate(const ITensorInfo *input, |
| 389 | const ITensorInfo *input_to_forget_weights, const ITensorInfo *input_to_cell_weights, const ITensorInfo *input_to_output_weights, |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 390 | const ITensorInfo *recurrent_to_forget_weights, const ITensorInfo *recurrent_to_cell_weights, const ITensorInfo *recurrent_to_output_weights, |
| 391 | const ITensorInfo *forget_gate_bias, const ITensorInfo *cell_bias, const ITensorInfo *output_gate_bias, |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 392 | const ITensorInfo *output_state_in, const ITensorInfo *cell_state_in, |
| 393 | const ITensorInfo *scratch_buffer, const ITensorInfo *output_state_out, const ITensorInfo *cell_state_out, const ITensorInfo *output, |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 394 | const LSTMParams<ITensorInfo> &lstm_params, const ActivationLayerInfo &activation_info, float cell_threshold, float projection_threshold) |
| 395 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 396 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(input, |
| 397 | input_to_forget_weights, input_to_cell_weights, input_to_output_weights, |
| 398 | recurrent_to_forget_weights, recurrent_to_cell_weights, recurrent_to_output_weights, |
| 399 | forget_gate_bias, cell_bias, output_gate_bias, |
| 400 | output_state_in, cell_state_in, |
| 401 | scratch_buffer, output_state_out, cell_state_out, output); |
| 402 | |
| 403 | // Check data types |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 404 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F16, DataType::F32); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 405 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, |
| 406 | input_to_forget_weights, input_to_cell_weights, input_to_output_weights, |
| 407 | recurrent_to_forget_weights, recurrent_to_cell_weights, recurrent_to_output_weights, |
| 408 | forget_gate_bias, cell_bias, output_gate_bias, |
| 409 | output_state_in, cell_state_in, |
| 410 | scratch_buffer, output_state_out, cell_state_out, output); |
| 411 | |
| 412 | // Check dimensions |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 413 | ARM_COMPUTE_RETURN_ERROR_ON(input->num_dimensions() > 2); |
| 414 | ARM_COMPUTE_RETURN_ERROR_ON(input_to_forget_weights->num_dimensions() > 2); |
| 415 | ARM_COMPUTE_RETURN_ERROR_ON(input_to_cell_weights->num_dimensions() > 2); |
| 416 | ARM_COMPUTE_RETURN_ERROR_ON(input_to_output_weights->num_dimensions() > 2); |
| 417 | ARM_COMPUTE_RETURN_ERROR_ON(recurrent_to_forget_weights->num_dimensions() > 2); |
| 418 | ARM_COMPUTE_RETURN_ERROR_ON(recurrent_to_cell_weights->num_dimensions() > 2); |
| 419 | ARM_COMPUTE_RETURN_ERROR_ON(recurrent_to_output_weights->num_dimensions() > 2); |
| 420 | ARM_COMPUTE_RETURN_ERROR_ON(forget_gate_bias->num_dimensions() > 1); |
| 421 | ARM_COMPUTE_RETURN_ERROR_ON(cell_bias->num_dimensions() > 1); |
| 422 | ARM_COMPUTE_RETURN_ERROR_ON(output_gate_bias->num_dimensions() > 1); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 423 | ARM_COMPUTE_RETURN_ERROR_ON(output_state_in->num_dimensions() > 2); |
| 424 | ARM_COMPUTE_RETURN_ERROR_ON(cell_state_in->num_dimensions() > 2); |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 425 | ARM_COMPUTE_RETURN_ERROR_ON(scratch_buffer->num_dimensions() > 2); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 426 | ARM_COMPUTE_RETURN_ERROR_ON(output_state_out->num_dimensions() > 2); |
| 427 | ARM_COMPUTE_RETURN_ERROR_ON(cell_state_out->num_dimensions() > 2); |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 428 | ARM_COMPUTE_RETURN_ERROR_ON(output->num_dimensions() > 2); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 429 | ARM_COMPUTE_RETURN_ERROR_ON(cell_bias->dimension(0) * 4 != scratch_buffer->dimension(0) |
| 430 | && cell_bias->dimension(0) * 3 != scratch_buffer->dimension(0)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 431 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 432 | const unsigned int num_batches = input->dimension(1); |
| 433 | const unsigned int num_cells = input_to_output_weights->dimension(1); |
| 434 | |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 435 | if(lstm_params.use_layer_norm()) |
| 436 | { |
| 437 | // If CIFG is used, input layer normalization weights tensor is omitted |
| 438 | if(lstm_params.has_cifg_opt()) |
| 439 | { |
| 440 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.input_layer_norm_weights() != nullptr); |
| 441 | } |
| 442 | else |
| 443 | { |
| 444 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(lstm_params.input_layer_norm_weights()); |
| 445 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.input_layer_norm_weights()->num_dimensions() > 1); |
| 446 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.input_layer_norm_weights()->dimension(0) != num_batches); |
| 447 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, lstm_params.input_layer_norm_weights()); |
| 448 | } |
| 449 | |
| 450 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(lstm_params.forget_layer_norm_weights(), lstm_params.cell_layer_norm_weights(), lstm_params.output_layer_norm_weights()); |
| 451 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(input, lstm_params.forget_layer_norm_weights(), lstm_params.cell_layer_norm_weights(), lstm_params.output_layer_norm_weights()); |
| 452 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.forget_layer_norm_weights()->num_dimensions() > 1); |
| 453 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.cell_layer_norm_weights()->num_dimensions() > 1); |
| 454 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.output_layer_norm_weights()->num_dimensions() > 1); |
| 455 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.forget_layer_norm_weights()->dimension(0) != num_batches); |
| 456 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.cell_layer_norm_weights()->dimension(0) != num_batches); |
| 457 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.output_layer_norm_weights()->dimension(0) != num_batches); |
| 458 | } |
| 459 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 460 | // Check peephole optimization |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 461 | if(lstm_params.has_peephole_opt()) |
| 462 | { |
Michalis Spyrou | 09daf4d | 2018-06-28 17:07:22 +0100 | [diff] [blame] | 463 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(lstm_params.cell_to_output_weights(), lstm_params.cell_to_forget_weights()); |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 464 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.cell_to_forget_weights()->num_dimensions() > 1); |
| 465 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.cell_to_output_weights()->num_dimensions() > 1); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 466 | } |
| 467 | |
| 468 | TensorShape units_out_transposed_shape = compute_transposed_shape(*recurrent_to_output_weights); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 469 | TensorShape num_units_transposed_shape = compute_transposed_shape(*forget_gate_bias); |
| 470 | const TensorInfo units_out_transposed_info = TensorInfo(units_out_transposed_shape, 1, input->data_type()); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 471 | const TensorInfo num_units_transposed_info = TensorInfo(num_units_transposed_shape, 1, input->data_type()); |
| 472 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 473 | TensorInfo input_gate = TensorInfo(TensorShape(num_cells, num_batches), 1, input->data_type()); |
| 474 | TensorInfo forget_gate = TensorInfo(TensorShape(num_cells, num_batches), 1, input->data_type()); |
| 475 | TensorInfo output_gate_tmp = TensorInfo(TensorShape(num_cells, num_batches), 1, input->data_type()); |
| 476 | TensorInfo cell_state_tmp = TensorInfo(TensorShape(num_cells, num_batches), 1, input->data_type()); |
| 477 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 478 | // Validate forget gate |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 479 | ARM_COMPUTE_RETURN_ON_ERROR(CLFullyConnectedLayer::validate(input, input_to_forget_weights, (lstm_params.use_layer_norm()) ? nullptr : forget_gate_bias, &forget_gate)); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 480 | |
| 481 | std::vector<const ITensorInfo *> inputs_vector; |
| 482 | inputs_vector.emplace_back(input); |
| 483 | inputs_vector.emplace_back(output_state_in); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 484 | const TensorShape concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(inputs_vector, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 485 | TensorInfo forget_gate_concat = TensorInfo(concat_shape, 1, input->data_type()); |
| 486 | |
| 487 | ARM_COMPUTE_RETURN_ON_ERROR(CLWidthConcatenate2TensorsKernel::validate(input, output_state_in, &forget_gate_concat)); |
| 488 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 489 | if(lstm_params.has_peephole_opt()) |
| 490 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 491 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(cell_state_in, lstm_params.cell_to_forget_weights(), &forget_gate, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
| 492 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&forget_gate, &forget_gate, &forget_gate, ConvertPolicy::SATURATE)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 493 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 494 | if(lstm_params.use_layer_norm()) |
| 495 | { |
| 496 | ARM_COMPUTE_RETURN_ON_ERROR(CLMeanStdDevNormalizationLayer::validate(&forget_gate)); |
| 497 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&forget_gate, lstm_params.forget_layer_norm_weights(), &forget_gate, 1, ConvertPolicy::SATURATE, |
| 498 | RoundingPolicy::TO_NEAREST_EVEN)); |
| 499 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&forget_gate, forget_gate_bias, &forget_gate, ConvertPolicy::SATURATE)); |
| 500 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 501 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&forget_gate, &forget_gate, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC))); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 502 | |
| 503 | // Validate input gate |
| 504 | if(!lstm_params.has_cifg_opt()) |
| 505 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 506 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(lstm_params.input_to_input_weights(), |
| 507 | lstm_params.recurrent_to_input_weights(), |
| 508 | lstm_params.input_gate_bias()); |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 509 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.input_to_input_weights()->num_dimensions() > 2); |
| 510 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.recurrent_to_input_weights()->num_dimensions() > 2); |
Georgios Pinitas | 42447c1 | 2018-07-16 17:01:20 +0100 | [diff] [blame] | 511 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.input_gate_bias()->num_dimensions() > 1); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 512 | |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 513 | std::vector<const ITensorInfo *> lstm_weights; |
| 514 | lstm_weights.emplace_back(lstm_params.input_to_input_weights()); |
| 515 | lstm_weights.emplace_back(lstm_params.recurrent_to_input_weights()); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 516 | TensorShape lstm_weights_concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(lstm_weights, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 517 | TensorInfo lstm_gate_concat = TensorInfo(lstm_weights_concat_shape, 1, input->data_type()); |
| 518 | ARM_COMPUTE_RETURN_ON_ERROR(CLWidthConcatenate2TensorsKernel::validate(lstm_params.input_to_input_weights(), lstm_params.recurrent_to_input_weights(), &lstm_gate_concat)); |
| 519 | |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 520 | ARM_COMPUTE_RETURN_ON_ERROR(CLFullyConnectedLayer::validate(input, lstm_params.input_to_input_weights(), (lstm_params.use_layer_norm()) ? nullptr : lstm_params.input_gate_bias(), &input_gate)); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 521 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 522 | if(lstm_params.has_peephole_opt()) |
| 523 | { |
| 524 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(lstm_params.cell_to_input_weights()); |
| 525 | ARM_COMPUTE_RETURN_ERROR_ON(lstm_params.cell_to_input_weights()->num_dimensions() > 1); |
| 526 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(cell_state_in, lstm_params.cell_to_input_weights(), &input_gate, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
| 527 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&input_gate, &input_gate, &input_gate, ConvertPolicy::SATURATE)); |
| 528 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 529 | |
| 530 | if(lstm_params.use_layer_norm()) |
| 531 | { |
| 532 | ARM_COMPUTE_RETURN_ON_ERROR(CLMeanStdDevNormalizationLayer::validate(&input_gate)); |
| 533 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&input_gate, lstm_params.input_layer_norm_weights(), &input_gate, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
| 534 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&input_gate, lstm_params.input_gate_bias(), &input_gate, ConvertPolicy::SATURATE)); |
| 535 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 536 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&input_gate, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC))); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 537 | } |
| 538 | else |
| 539 | { |
giuros01 | 164a272 | 2018-11-20 18:34:46 +0000 | [diff] [blame] | 540 | ARM_COMPUTE_RETURN_ON_ERROR(CLSaturatedArithmeticOperationKernel::validate(ArithmeticOperation::SUB, &forget_gate, &forget_gate, &forget_gate, ConvertPolicy::SATURATE)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 541 | } |
| 542 | |
| 543 | // Validate cell state |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 544 | ARM_COMPUTE_RETURN_ON_ERROR(CLFullyConnectedLayer::validate(input, input_to_cell_weights, (lstm_params.use_layer_norm()) ? nullptr : cell_bias, &cell_state_tmp)); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 545 | ARM_COMPUTE_RETURN_ON_ERROR(CLGEMM::validate(output_state_in, &units_out_transposed_info, nullptr, &cell_state_tmp, 1.f, 0.f, GEMMInfo())); |
| 546 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&cell_state_tmp, &cell_state_tmp, &cell_state_tmp, ConvertPolicy::SATURATE)); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 547 | if(lstm_params.use_layer_norm()) |
| 548 | { |
| 549 | ARM_COMPUTE_RETURN_ON_ERROR(CLMeanStdDevNormalizationLayer::validate(&cell_state_tmp)); |
| 550 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&cell_state_tmp, lstm_params.cell_layer_norm_weights(), &cell_state_tmp, 1, ConvertPolicy::SATURATE, |
| 551 | RoundingPolicy::TO_NEAREST_EVEN)); |
| 552 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&cell_state_tmp, cell_bias, &cell_state_tmp, ConvertPolicy::SATURATE)); |
| 553 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 554 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&cell_state_tmp, nullptr, activation_info)); |
| 555 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&cell_state_tmp, &input_gate, &cell_state_tmp, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
| 556 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&cell_state_tmp, &forget_gate, &cell_state_tmp, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
| 557 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&cell_state_tmp, &cell_state_tmp, &cell_state_tmp, ConvertPolicy::SATURATE)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 558 | if(cell_threshold != 0.f) |
| 559 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 560 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&cell_state_tmp, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU, -cell_threshold, |
| 561 | cell_threshold))); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 562 | } |
| 563 | |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 564 | std::vector<const ITensorInfo *> in_out_weights; |
| 565 | in_out_weights.emplace_back(input_to_output_weights); |
| 566 | in_out_weights.emplace_back(recurrent_to_output_weights); |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 567 | TensorShape in_out_weights_concat_shape = arm_compute::misc::shape_calculator::calculate_concatenate_shape(in_out_weights, 0); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 568 | TensorInfo in_out_gate_concat = TensorInfo(in_out_weights_concat_shape, 1, input->data_type()); |
| 569 | ARM_COMPUTE_RETURN_ON_ERROR(CLWidthConcatenate2TensorsKernel::validate(input_to_output_weights, recurrent_to_output_weights, &in_out_gate_concat)); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 570 | // Validate output gate tmp |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 571 | ARM_COMPUTE_RETURN_ON_ERROR(CLFullyConnectedLayer::validate(input, input_to_output_weights, (lstm_params.use_layer_norm()) ? nullptr : output_gate_bias, &output_gate_tmp)); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 572 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 573 | if(lstm_params.has_peephole_opt()) |
| 574 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 575 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&cell_state_tmp, lstm_params.cell_to_output_weights(), &output_gate_tmp, 1, ConvertPolicy::SATURATE, |
| 576 | RoundingPolicy::TO_NEAREST_EVEN)); |
| 577 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&output_gate_tmp, &output_gate_tmp, &output_gate_tmp, ConvertPolicy::SATURATE)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 578 | } |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 579 | if(lstm_params.use_layer_norm()) |
| 580 | { |
| 581 | ARM_COMPUTE_RETURN_ON_ERROR(CLMeanStdDevNormalizationLayer::validate(&output_gate_tmp)); |
| 582 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&output_gate_tmp, lstm_params.output_layer_norm_weights(), &output_gate_tmp, 1, ConvertPolicy::SATURATE, |
| 583 | RoundingPolicy::TO_NEAREST_EVEN)); |
| 584 | ARM_COMPUTE_RETURN_ON_ERROR(CLArithmeticAddition::validate(&output_gate_tmp, output_gate_bias, &output_gate_tmp, ConvertPolicy::SATURATE)); |
| 585 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 586 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&output_gate_tmp, nullptr, ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LOGISTIC))); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 587 | |
| 588 | // Validate output state |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 589 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(&cell_state_tmp, &cell_state_tmp, activation_info)); |
| 590 | ARM_COMPUTE_RETURN_ON_ERROR(CLPixelWiseMultiplicationKernel::validate(&cell_state_tmp, &output_gate_tmp, &output_gate_tmp, 1, ConvertPolicy::SATURATE, RoundingPolicy::TO_NEAREST_EVEN)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 591 | if(lstm_params.has_projection()) |
| 592 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 593 | ARM_COMPUTE_RETURN_ON_ERROR(CLFullyConnectedLayer::validate(&output_gate_tmp, lstm_params.projection_weights(), lstm_params.projection_bias(), output_state_out)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 594 | if(projection_threshold != 0.f) |
| 595 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 596 | ARM_COMPUTE_RETURN_ON_ERROR(CLActivationLayerKernel::validate(output_state_out, output_state_out, |
| 597 | ActivationLayerInfo(ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU, -projection_threshold, projection_threshold))); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 598 | } |
| 599 | } |
| 600 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 601 | // Validate copy kernel |
| 602 | ARM_COMPUTE_RETURN_ON_ERROR(CLCopyKernel::validate(&cell_state_tmp, cell_state_out)); |
| 603 | ARM_COMPUTE_RETURN_ON_ERROR(CLCopyKernel::validate(output_state_out, output)); |
| 604 | |
| 605 | // Validate scratch concatenation |
| 606 | std::vector<ITensorInfo *> inputs_vector_info_raw; |
Georgios Pinitas | 0cc37c3 | 2018-11-14 15:54:26 +0000 | [diff] [blame] | 607 | if(!lstm_params.has_cifg_opt()) |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 608 | { |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 609 | inputs_vector_info_raw.push_back(&input_gate); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 610 | } |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 611 | inputs_vector_info_raw.push_back(&cell_state_tmp); |
| 612 | inputs_vector_info_raw.push_back(&forget_gate); |
| 613 | inputs_vector_info_raw.push_back(&output_gate_tmp); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 614 | |
Georgios Pinitas | 09f2497 | 2019-05-17 18:14:40 +0100 | [diff] [blame] | 615 | ARM_COMPUTE_RETURN_ON_ERROR(CLConcatenateLayer::validate(inputs_vector_info_raw, scratch_buffer, Window::DimX)); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 616 | return Status{}; |
| 617 | } |
| 618 | |
| 619 | void CLLSTMLayer::run() |
| 620 | { |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 621 | prepare(); |
| 622 | |
Georgios Pinitas | da953f2 | 2019-04-02 17:27:03 +0100 | [diff] [blame] | 623 | MemoryGroupResourceScope scope_mg(_memory_group); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 624 | |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 625 | CLScheduler::get().enqueue(_concat_inputs_forget_gate); |
| 626 | |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 627 | _fully_connected_forget_gate.run(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 628 | |
| 629 | if(_run_peephole_opt) |
| 630 | { |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 631 | CLScheduler::get().enqueue(_pixelwise_mul_forget_gate); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 632 | _accum_forget_gate1.run(); |
| 633 | } |
| 634 | if(_is_layer_norm_lstm) |
| 635 | { |
| 636 | _mean_std_norm_forget_gate.run(); |
| 637 | CLScheduler::get().enqueue(_pixelwise_mul_forget_gate_coeff); |
| 638 | CLScheduler::get().enqueue(_accum_forget_gate_bias); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 639 | } |
| 640 | CLScheduler::get().enqueue(_activation_forget_gate); |
| 641 | |
| 642 | if(_run_cifg_opt) |
| 643 | { |
Georgios Pinitas | dbfc2dc | 2019-04-02 12:51:21 +0100 | [diff] [blame] | 644 | CLScheduler::get().enqueue(_ones_memset_kernel); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 645 | CLScheduler::get().enqueue(_subtract_input_gate); |
| 646 | } |
| 647 | else |
| 648 | { |
| 649 | _fully_connected_input_gate.run(); |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 650 | |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 651 | if(_run_peephole_opt) |
| 652 | { |
| 653 | CLScheduler::get().enqueue(_pixelwise_mul_input_gate); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 654 | _accum_input_gate1.run(); |
| 655 | } |
| 656 | |
| 657 | if(_is_layer_norm_lstm) |
| 658 | { |
| 659 | _mean_std_norm_input_gate.run(); |
| 660 | CLScheduler::get().enqueue(_pixelwise_mul_input_gate_coeff); |
| 661 | CLScheduler::get().enqueue(_accum_input_gate_bias); |
Georgios Pinitas | 8bc745d | 2018-07-18 19:51:24 +0100 | [diff] [blame] | 662 | } |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 663 | CLScheduler::get().enqueue(_activation_input_gate); |
| 664 | } |
| 665 | |
| 666 | _fully_connected_cell_state.run(); |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 667 | CLScheduler::get().enqueue(_transpose_cell_state); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 668 | _gemm_cell_state1.run(); |
| 669 | CLScheduler::get().enqueue(_accum_cell_state1); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 670 | if(_is_layer_norm_lstm) |
| 671 | { |
| 672 | _mean_std_norm_cell_gate.run(); |
| 673 | CLScheduler::get().enqueue(_pixelwise_mul_cell_gate_coeff); |
| 674 | CLScheduler::get().enqueue(_accum_cell_gate_bias); |
| 675 | } |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 676 | CLScheduler::get().enqueue(_activation_cell_state); |
| 677 | CLScheduler::get().enqueue(_pixelwise_mul_cell_state1); |
| 678 | CLScheduler::get().enqueue(_pixelwise_mul_cell_state2); |
| 679 | CLScheduler::get().enqueue(_accum_cell_state2); |
| 680 | |
| 681 | if(_perform_cell_clipping) |
| 682 | { |
| 683 | CLScheduler::get().enqueue(_cell_clip); |
| 684 | } |
| 685 | |
| 686 | _fully_connected_output.run(); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 687 | |
| 688 | if(_run_peephole_opt) |
| 689 | { |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 690 | CLScheduler::get().enqueue(_pixelwise_mul_output_state1); |
Michele Di Giorgio | 39438b4 | 2019-06-04 12:41:45 +0100 | [diff] [blame] | 691 | _accum_output1.run(); |
| 692 | } |
| 693 | if(_is_layer_norm_lstm) |
| 694 | { |
| 695 | _mean_std_norm_output_gate.run(); |
| 696 | CLScheduler::get().enqueue(_pixelwise_mul_output_gate_coeff); |
| 697 | CLScheduler::get().enqueue(_accum_output_gate_bias); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 698 | } |
| 699 | CLScheduler::get().enqueue(_activation_output); |
| 700 | |
| 701 | CLScheduler::get().enqueue(_activation_output_state); |
Georgios Pinitas | 42a3172 | 2018-07-09 14:35:32 +0100 | [diff] [blame] | 702 | CLScheduler::get().enqueue(_pixelwise_mul_output_state2); |
Michalis Spyrou | bcedf51 | 2018-03-22 14:55:08 +0000 | [diff] [blame] | 703 | |
| 704 | if(_has_projection_weights) |
| 705 | { |
| 706 | _fully_connected_output_state.run(); |
| 707 | if(_perform_projection_clipping) |
| 708 | { |
| 709 | CLScheduler::get().enqueue(_projection_clip); |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | CLScheduler::get().enqueue(_copy_cell_state); |
| 714 | CLScheduler::get().enqueue(_copy_output); |
| 715 | |
| 716 | _concat_scratch_buffer.run(); |
giuros01 | 164a272 | 2018-11-20 18:34:46 +0000 | [diff] [blame] | 717 | } |
John Kesapides | cafec8f | 2019-02-19 15:53:59 +0000 | [diff] [blame] | 718 | |
| 719 | void CLLSTMLayer::prepare() |
| 720 | { |
| 721 | if(!_is_prepared) |
| 722 | { |
| 723 | CLScheduler::get().enqueue(_concat_weights_forget_gate); |
| 724 | if(!_run_cifg_opt) |
| 725 | { |
| 726 | CLScheduler::get().enqueue(_concat_weights_input_gate); |
| 727 | } |
| 728 | CLScheduler::get().enqueue(_concat_weights_output); |
| 729 | _is_prepared = true; |
| 730 | } |
| 731 | } |