ONE - On-device Neural Engine
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Maximum.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/Maximum.h"
19
20#include "kernels/Utils.h"
21
22#include "kernels/BinaryOpCommon.h"
23
24namespace luci_interpreter
25{
26namespace kernels
27{
28
29Maximum::Maximum(const Tensor *input1, const Tensor *input2, Tensor *output)
30 : Kernel({input1, input2}, {output})
31{
32}
33
35{
36 LUCI_INTERPRETER_CHECK(input1()->element_type() == input2()->element_type())
37 LUCI_INTERPRETER_CHECK(input1()->element_type() == output()->element_type())
38 output()->resize(calculateShapeForBroadcast(input1()->shape(), input2()->shape()));
39}
40
41void Maximum::execute() const
42{
43 switch (input1()->element_type())
44 {
45 case DataType::FLOAT32:
46 evalMaximum<float>();
47 break;
48 case DataType::U8:
49 evalMaximum<uint8_t>();
50 break;
51 default:
52 throw std::runtime_error("luci-intp Maximum Unsupported type.");
53 }
54}
55
56template <typename T> inline void Maximum::evalMaximum() const
57{
58 BinaryOpBroadcastSlow(getTensorShape(input1()), getTensorData<T>(input1()),
59 getTensorShape(input2()), getTensorData<T>(input2()),
60 getTensorShape(output()), getTensorData<T>(output()),
61 [](T x, T y) { return std::max(x, y); });
62}
63
64} // namespace kernels
65} // namespace luci_interpreter
void resize(const Shape &new_shape)
Definition Tensor.cpp:56
const Tensor * input2() const
Definition Maximum.h:34
void execute() const override
Definition Maximum.cpp:41
const Tensor * input1() const
Definition Maximum.h:33
Maximum(const Tensor *input1, const Tensor *input2, Tensor *output)
Definition Maximum.cpp:29
#define LUCI_INTERPRETER_CHECK(cond)
Definition Utils.h:36
Shape calculateShapeForBroadcast(const Shape &input1_shape, const Shape &input2_shape)
Definition Utils.cpp:204
tflite::RuntimeShape getTensorShape(const Tensor *tensor)
Definition Utils.h:194
void BinaryOpBroadcastSlow(const tflite::RuntimeShape &unextended_input1_shape, const T *input1_data, const tflite::RuntimeShape &unextended_input2_shape, const T *input2_data, const tflite::RuntimeShape &unextended_output_shape, T *output_data, Op op)