Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 1 | /* |
cfRod | f2c022e | 2021-11-05 11:29:53 +0000 | [diff] [blame] | 2 | * Copyright (c) 2018-2021 Arm Limited. |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +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 | */ |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 24 | #include "arm_compute/graph/nodes/FullyConnectedLayerNode.h" |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 25 | |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 26 | #include "arm_compute/core/Utils.h" |
| 27 | #include "arm_compute/graph/Graph.h" |
| 28 | #include "arm_compute/graph/INodeVisitor.h" |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 29 | |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 30 | namespace arm_compute |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 31 | { |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 32 | namespace graph |
| 33 | { |
cfRod | f2c022e | 2021-11-05 11:29:53 +0000 | [diff] [blame] | 34 | FullyConnectedLayerNode::FullyConnectedLayerNode(unsigned int num_outputs, QuantizationInfo out_quant_info, FullyConnectedLayerInfo fc_info, FastMathHint fast_math_hint) |
| 35 | : _num_outputs(num_outputs), _out_quant_info(std::move(out_quant_info)), _info(fc_info), _fast_math_hint(fast_math_hint) |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 36 | { |
| 37 | _input_edges.resize(3, EmptyEdgeID); |
| 38 | _outputs.resize(1, NullTensorID); |
| 39 | } |
cfRod | f2c022e | 2021-11-05 11:29:53 +0000 | [diff] [blame] | 40 | void FullyConnectedLayerNode::set_fast_math_hint(FastMathHint hint) |
| 41 | { |
| 42 | _fast_math_hint = hint; |
| 43 | } |
| 44 | |
| 45 | FastMathHint FullyConnectedLayerNode::fast_math_hint() const |
| 46 | { |
| 47 | return _fast_math_hint; |
| 48 | } |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 49 | |
Giorgio Arena | 1856ff7 | 2020-02-07 13:46:45 +0000 | [diff] [blame] | 50 | void FullyConnectedLayerNode::set_fused_activation(ActivationLayerInfo fused_activation) |
| 51 | { |
| 52 | _info.activation_info = fused_activation; |
| 53 | } |
| 54 | |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 55 | TensorDescriptor FullyConnectedLayerNode::compute_weights_descriptor(const TensorDescriptor &input_descriptor, |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 56 | unsigned int num_outputs, |
Georgios Pinitas | 195b0ba | 2018-08-02 17:18:51 +0100 | [diff] [blame] | 57 | FullyConnectedLayerInfo fc_info, |
Michalis Spyrou | 6260e19 | 2019-06-06 13:47:38 +0100 | [diff] [blame] | 58 | const QuantizationInfo &weights_quant_info) |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 59 | { |
| 60 | unsigned int num_weights = 1; |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 61 | unsigned int num_dimensions = input_descriptor.shape.num_dimensions(); |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 62 | // Ignore the batch dimension if there is one: |
| 63 | if(num_dimensions == 2 || num_dimensions == 4) |
| 64 | { |
| 65 | num_dimensions--; |
| 66 | } |
| 67 | for(unsigned int i = 0; i < num_dimensions; i++) |
| 68 | { |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 69 | num_weights *= input_descriptor.shape[i]; |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 70 | } |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 71 | |
| 72 | TensorDescriptor weights_descriptor = input_descriptor; |
| 73 | weights_descriptor.shape = TensorShape(num_weights, num_outputs); |
| 74 | |
Georgios Pinitas | 195b0ba | 2018-08-02 17:18:51 +0100 | [diff] [blame] | 75 | // If weights are tranposed, use tranposed shape |
| 76 | if(!fc_info.transpose_weights) |
| 77 | { |
| 78 | weights_descriptor.shape = TensorShape(num_outputs, num_weights); |
| 79 | } |
| 80 | |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 81 | // Set quantization info if present |
| 82 | if(!weights_quant_info.empty()) |
| 83 | { |
| 84 | weights_descriptor.quant_info = weights_quant_info; |
| 85 | } |
| 86 | |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 87 | return weights_descriptor; |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 88 | } |
| 89 | |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 90 | TensorDescriptor FullyConnectedLayerNode::compute_output_descriptor(const TensorDescriptor &input_descriptor, |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 91 | unsigned int num_outputs, |
Michalis Spyrou | 6260e19 | 2019-06-06 13:47:38 +0100 | [diff] [blame] | 92 | const QuantizationInfo &out_quant_info) |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 93 | { |
| 94 | // Note: Only 1D batch space is supported at the moment |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 95 | unsigned int batches = input_descriptor.shape[1]; |
| 96 | if(input_descriptor.shape.num_dimensions() > 2) |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 97 | { |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 98 | batches = input_descriptor.shape[3]; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 99 | } |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 100 | |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 101 | // Set descriptor shape |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 102 | TensorDescriptor output_descriptor = input_descriptor; |
| 103 | output_descriptor.shape = TensorShape(num_outputs, batches); |
| 104 | |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 105 | // Set quantization info if present |
| 106 | if(!out_quant_info.empty()) |
| 107 | { |
| 108 | output_descriptor.quant_info = out_quant_info; |
| 109 | } |
| 110 | |
Georgios Pinitas | cac13b1 | 2018-04-27 19:07:19 +0100 | [diff] [blame] | 111 | return output_descriptor; |
Georgios Pinitas | 6f669f0 | 2017-09-26 12:32:57 +0100 | [diff] [blame] | 112 | } |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 113 | |
Georgios Pinitas | 7d66a8e | 2018-07-17 12:28:42 +0100 | [diff] [blame] | 114 | FullyConnectedLayerInfo FullyConnectedLayerNode::info() const |
| 115 | { |
| 116 | return _info; |
| 117 | } |
| 118 | |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 119 | bool FullyConnectedLayerNode::forward_descriptors() |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 120 | { |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 121 | if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID)) |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 122 | { |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 123 | Tensor *dst = output(0); |
| 124 | ARM_COMPUTE_ERROR_ON(dst == nullptr); |
| 125 | dst->desc() = configure_output(0); |
| 126 | return true; |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 127 | } |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 128 | return false; |
Anthony Barbier | 2a07e18 | 2017-08-04 18:20:27 +0100 | [diff] [blame] | 129 | } |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 130 | |
| 131 | TensorDescriptor FullyConnectedLayerNode::configure_output(size_t idx) const |
| 132 | { |
| 133 | ARM_COMPUTE_UNUSED(idx); |
| 134 | const Tensor *src = input(0); |
| 135 | ARM_COMPUTE_ERROR_ON(src == nullptr); |
| 136 | |
Georgios Pinitas | 2f1366a | 2018-07-31 16:33:06 +0100 | [diff] [blame] | 137 | return compute_output_descriptor(src->desc(), _num_outputs, _out_quant_info); |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 138 | } |
| 139 | |
| 140 | NodeType FullyConnectedLayerNode::type() const |
| 141 | { |
| 142 | return NodeType::FullyConnectedLayer; |
| 143 | } |
| 144 | |
| 145 | void FullyConnectedLayerNode::accept(INodeVisitor &v) |
| 146 | { |
| 147 | v.visit(*this); |
| 148 | } |
| 149 | } // namespace graph |
| 150 | } // namespace arm_compute |