summaryrefslogtreecommitdiff
path: root/compiler/moco/import/src/Nodes/Maximum.cpp
blob: 43bbbabe6aed5440686b6f2cd30084d90ed1b0da (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
/*
 * Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "moco/Import/Nodes/Maximum.h"

#include <moco/IR/Nodes/TFMaximum.h>

#include <loco.h>
#include <stdex/Memory.h>

namespace
{

using namespace moco;

/**
 * @brief GraphUpdate for TF Maximum node
 */
class TFMaximumGraphUpdate final : public GraphUpdate
{
public:
  TFMaximumGraphUpdate(TFMaximum *node, std::vector<TensorName> names) : _node(node), _names(names)
  {
  }

  void input(const SymbolTable *) const override;

private:
  TFMaximum *_node;
  std::vector<TensorName> _names;
};

void TFMaximumGraphUpdate::input(const SymbolTable *tensor_names) const
{
  assert(_names.size() == 2);

  _node->x(tensor_names->node(_names[0]));
  _node->y(tensor_names->node(_names[1]));
}

} // namespace

namespace moco
{

bool MaximumGraphBuilder::validate(const tensorflow::NodeDef &node) const
{
  return node.input_size() == 2;
}

void MaximumGraphBuilder::build(const tensorflow::NodeDef &node, GraphBuilderContext *context) const
{
  assert(context != nullptr);

  loco::Graph *graph = context->graph();
  SymbolTable *tensor_names = context->tensor_names();
  UpdateQueue *updates = context->updates();

  // creating TF dialect Maximum node
  auto tf_maximum = graph->nodes()->create<TFMaximum>();
  tf_maximum->name(node.name());

  TensorName output_name(node.name(), 0);
  tensor_names->enroll(output_name, tf_maximum);

  std::vector<TensorName> add_input_names;
  add_input_names.push_back(TensorName(node.input(0))); // x
  add_input_names.push_back(TensorName(node.input(1))); // y

  auto tf_maximum_update = stdex::make_unique<TFMaximumGraphUpdate>(tf_maximum, add_input_names);
  updates->enroll(std::move(tf_maximum_update));
}

} // namespace moco