2 * Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
3 * Copyright 2019 The TensorFlow Authors. All Rights Reserved.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
18 #include "kernels/L2Normalize.h"
19 #include "kernels/Utils.h"
21 #include "PALL2Normalize.h"
23 namespace luci_interpreter
29 L2Normalize::L2Normalize(const Tensor *input, Tensor *output, const L2NormParams ¶ms)
30 : KernelWithParams<L2NormParams>({input}, {output}, params)
34 void L2Normalize::configure()
36 LUCI_INTERPRETER_CHECK(input()->shape().num_dims() <= 4);
37 LUCI_INTERPRETER_CHECK(output()->element_type() == DataType::FLOAT32 ||
38 output()->element_type() == DataType::U8);
39 LUCI_INTERPRETER_CHECK(input()->element_type() == output()->element_type());
40 if (output()->element_type() == DataType::U8)
42 LUCI_INTERPRETER_CHECK(output()->scale() == (1. / 128.));
43 LUCI_INTERPRETER_CHECK(output()->zero_point() == 128);
45 LUCI_INTERPRETER_CHECK(params().activation == Activation::NONE);
46 // TODO: enable it only if kernel with dynamic shapes
47 output()->resize(input()->shape());
50 void L2Normalize::execute() const
52 switch (output()->element_type())
54 case DataType::FLOAT32:
58 eval<uint8_t>(input()->zero_point());
61 assert(false && "Unsupported type.");
65 template <typename T> void L2Normalize::eval(int32_t zero_point) const
67 tflite::L2NormalizationParams op_params{};
68 op_params.input_zero_point = zero_point;
69 luci_interpreter_pal::L2Normalization(op_params, getTensorShape(input()),
70 getTensorData<T>(input()), getTensorShape(output()),
71 getTensorData<T>(output()));
74 } // namespace kernels
75 } // namespace luci_interpreter