2 * Copyright (c) 2021 Samsung Electronics Co., Ltd. All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include <luci/ImporterEx.h>
18 #include <luci_interpreter/Interpreter.h>
29 void readDataFromFile(const std::string &filename, char *data, size_t data_size)
31 std::ifstream fs(filename, std::ifstream::binary);
33 throw std::runtime_error("Cannot open file \"" + filename + "\".\n");
34 if (fs.read(data, data_size).fail())
35 throw std::runtime_error("Failed to read data from file \"" + filename + "\".\n");
38 void writeDataToFile(const std::string &filename, const char *data, size_t data_size)
40 std::ofstream fs(filename, std::ofstream::binary);
42 throw std::runtime_error("Cannot open file \"" + filename + "\".\n");
43 if (fs.write(data, data_size).fail())
45 throw std::runtime_error("Failed to write data to file \"" + filename + "\".\n");
49 template <typename NodeT> size_t getTensorSize(const NodeT *node)
51 uint32_t tensor_size = loco::size(node->dtype());
52 for (uint32_t i = 0; i < node->rank(); ++i)
53 tensor_size *= node->dim(i).value();
60 * @brief EvalDriver main
62 * Driver for testing luci-inerpreter
65 int entry(int argc, char **argv)
70 << "Usage: " << argv[0]
71 << " <path/to/circle/model> <num_inputs> <path/to/input/prefix> <path/to/output/file>\n";
75 const char *filename = argv[1];
76 const int32_t num_inputs = atoi(argv[2]);
77 const char *input_prefix = argv[3];
78 const char *output_file = argv[4];
80 // Load model from the file
81 luci::ImporterEx importer;
82 std::unique_ptr<luci::Module> module = importer.importVerifyModule(filename);
83 if (module == nullptr)
85 std::cerr << "ERROR: Failed to load '" << filename << "'" << std::endl;
89 // Create interpreter.
90 luci_interpreter::Interpreter interpreter(module.get());
93 // Data for n'th input is read from ${input_prefix}n
94 // (ex: Add.circle.input0, Add.circle.input1 ..)
95 const auto input_nodes = loco::input_nodes(module->graph());
96 if (num_inputs != input_nodes.size())
98 // NOTE using num_inputs is actually unnecessary but is kept to preserve interface.
99 std::cerr << "ERROR: invalid num_inputs value; should be " << input_nodes.size() << std::endl;
102 for (int32_t i = 0; i < num_inputs; i++)
104 const auto *input_node = loco::must_cast<const luci::CircleInput *>(input_nodes[i]);
105 std::vector<char> input_data(getTensorSize(input_node));
106 readDataFromFile(std::string(input_prefix) + std::to_string(i), input_data.data(),
108 interpreter.writeInputTensor(input_node, input_data.data(), input_data.size());
112 interpreter.interpret();
115 const auto output_nodes = loco::output_nodes(module->graph());
116 for (int i = 0; i < module->graph()->outputs()->size(); i++)
118 const auto *output_node = loco::must_cast<const luci::CircleOutput *>(output_nodes[i]);
119 std::vector<char> output_data(getTensorSize(output_node));
120 interpreter.readOutputTensor(output_node, output_data.data(), output_data.size());
122 // Output data is written in ${output_file}
123 // (ex: Add.circle.output0)
124 // Output shape is written in ${output_file}.shape
125 // (ex: Add.circle.output0.shape)
126 writeDataToFile(std::string(output_file) + std::to_string(i), output_data.data(),
128 // In case of Tensor output is Scalar value.
129 // The output tensor with rank 0 is treated as a scalar with shape (1)
130 if (output_node->rank() == 0)
132 writeDataToFile(std::string(output_file) + std::to_string(i) + ".shape", "1", 1);
136 auto shape_str = std::to_string(output_node->dim(0).value());
137 for (int j = 1; j < output_node->rank(); j++)
140 shape_str += std::to_string(output_node->dim(j).value());
142 writeDataToFile(std::string(output_file) + std::to_string(i) + ".shape", shape_str.c_str(),