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/*
* Copyright (c) 2019 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.
*/
#ifndef __MOCO_IR_TFPLACEHOLDER_H__
#define __MOCO_IR_TFPLACEHOLDER_H__
#include "moco/IR/TFNodeDecl.h"
#include <loco/IR/DataTypeTraits.h>
#include <loco/IR/NodeMixins.h>
#include <loco/IR/GraphInputIndex.h>
#include <loco/IR/TensorShape.h>
namespace moco
{
/// @note TFPlaceholder corresponds to the following GraphDef
/*
node {
name: "placeholder"
op: "Placeholder"
attr {
key: "dtype"
value {
type: DT_FLOAT
}
}
attr {
key: "shape"
value {
shape {
dim {
size: 1
}
dim {
size: 3
}
dim {
size: 3
}
dim {
size: 1
}
}
}
}
}
*/
/**
* @brief IR for tf.placeholder
*/
class TFPlaceholder final : public FixedArityNode<0, TFNodeImpl<TFOpcode::Placeholder>>,
public loco::NodeMixin<loco::NodeTrait::DataType>,
public loco::NodeMixin<loco::NodeTrait::TensorShape>
{
public:
TFPlaceholder() = default;
// TODO Update unkown shape information. tensorflow::NodeDef may not have "shape" attr.
};
} // namespace moco
namespace moco
{
bool indexed(const TFPlaceholder *node);
loco::GraphInputIndex index(const TFPlaceholder *node);
void index(TFPlaceholder *node, const loco::GraphInputIndex index);
loco::TensorShape tensor_shape(const TFPlaceholder *node);
TFPlaceholder *placeholder_node(loco::Graph *g, const loco::GraphInputIndex &idx);
} // namespace moco
#endif // __MOCO_IR_TFPLACEHOLDER_H__
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