1 | /* Copyright 2021 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | |
16 | #include "tensorflow/core/framework/resource_var.h" |
17 | |
18 | #include "tensorflow/core/framework/resource_handle.h" |
19 | #include "tensorflow/core/graph/graph_def_builder.h" |
20 | |
21 | namespace tensorflow { |
22 | |
23 | Status Var::AsGraphDef(GraphDefBuilder* builder, Node** out) const { |
24 | Node* var = ops::SourceOp( |
25 | "VarHandleOp" , |
26 | builder->opts() |
27 | .WithAttr("dtype" , tensor_.dtype()) |
28 | .WithAttr("shape" , tensor_.shape()) |
29 | .WithAttr("shared_name" , ResourceHandle::ANONYMOUS_NAME)); |
30 | Node* value = ops::SourceOp("Const" , builder->opts() |
31 | .WithAttr("dtype" , tensor_.dtype()) |
32 | .WithAttr("value" , tensor_)); |
33 | Node* assign = |
34 | ops::BinaryOp("AssignVariableOp" , var, value, |
35 | builder->opts().WithAttr("dtype" , tensor_.dtype())); |
36 | *out = |
37 | ops::UnaryOp("Identity" , var, builder->opts().WithControlInput(assign)); |
38 | return OkStatus(); |
39 | } |
40 | } // end namespace tensorflow |
41 | |