ONE - On-device Neural Engine
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Exp.cpp
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1/*
2 * Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
3 * Copyright 2018 The TensorFlow Authors. All Rights Reserved.
4 *
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
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
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.
16 */
17
18#include "kernels/Exp.h"
19
20#include "kernels/Utils.h"
21
22#include <tensorflow/lite/kernels/internal/reference/exp.h>
23
24namespace luci_interpreter
25{
26namespace kernels
27{
28
29Exp::Exp(const Tensor *input, Tensor *output) : Kernel({input}, {output}) {}
30
32{
33 LUCI_INTERPRETER_CHECK(input()->element_type() == output()->element_type());
34 output()->resize(input()->shape());
35}
36
37void Exp::execute() const
38{
39 switch (input()->element_type())
40 {
41 case DataType::FLOAT32:
42 evalFloat();
43 break;
44 default:
45 throw std::runtime_error("luci-intp Exp Unsupported type.");
46 }
47}
48
49void Exp::evalFloat() const
50{
51 const int size = tflite::MatchingFlatSize(getTensorShape(input()), getTensorShape(output()));
52 tflite::reference_ops::Exp(getTensorData<float>(input()), size, getTensorData<float>(output()));
53}
54
55} // namespace kernels
56} // namespace luci_interpreter
void resize(const Shape &new_shape)
Definition Tensor.cpp:56
Exp(const Tensor *input, Tensor *output)
Definition Exp.cpp:29
Tensor * output() const
Definition Exp.h:34
void execute() const override
Definition Exp.cpp:37
const Tensor * input() const
Definition Exp.h:33
void configure() override
Definition Exp.cpp:31
#define LUCI_INTERPRETER_CHECK(cond)
Definition Utils.h:36
tflite::RuntimeShape getTensorShape(const Tensor *tensor)
Definition Utils.h:194
int32_t size[5]
Definition Slice.cpp:35