1/* Copyright 2015 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_CORE_COMMON_RUNTIME_FUNCTION_BODY_H_
17#define TENSORFLOW_CORE_COMMON_RUNTIME_FUNCTION_BODY_H_
18
19#include "tensorflow/core/framework/function.h"
20#include "tensorflow/core/framework/types.h"
21#include "tensorflow/core/lib/gtl/inlined_vector.h"
22
23namespace tensorflow {
24
25class Graph;
26class Node;
27
28// FunctionLibraryRuntime::GetFunctionBody returns a description of an
29// instantiated function that is represented as a Graph with arg/ret
30// nodes annotated.
31struct FunctionBody {
32 FunctionDef fdef;
33 Graph* graph = nullptr; // owned.
34 DataTypeVector arg_types;
35 DataTypeVector ret_types;
36 // arg_nodes[i] contains the i'th function input. In other words,
37 // GetNodeAttr(arg_nodes[i]->attrs(), "index") == i.
38 gtl::InlinedVector<Node*, 4> arg_nodes;
39 // ret_nodes[i] contains the i'th function output. In other words,
40 // GetNodeAttr(ret_nodes[i]->attrs(), "index") == i.
41 gtl::InlinedVector<Node*, 4> ret_nodes;
42 gtl::InlinedVector<Node*, 4> control_ret_nodes;
43
44 FunctionBody() {}
45 FunctionBody(const FunctionDef& f, DataTypeSlice arg_types,
46 DataTypeSlice ret_types, Graph* g);
47 ~FunctionBody();
48};
49
50} // end namespace tensorflow
51
52#endif // TENSORFLOW_CORE_COMMON_RUNTIME_FUNCTION_BODY_H_
53