1 /* Copyright 2018 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 #ifndef TENSORFLOW_COMPILER_JIT_DEADNESS_ANALYSIS_INTERNAL_H_
17 #define TENSORFLOW_COMPILER_JIT_DEADNESS_ANALYSIS_INTERNAL_H_
18 
19 #include "absl/container/flat_hash_map.h"
20 #include "tensorflow/core/graph/tensor_id.h"
21 
22 namespace tensorflow {
23 namespace deadness_analysis_internal {
24 
25 // Returns a map describing the predicate each Tensor was mapped to.  For
26 // testing purposes only.
27 using PredicateMapTy = absl::flat_hash_map<TensorId, string, TensorId::Hasher>;
28 Status ComputePredicates(const Graph& graph, PredicateMapTy* out_predicate_map,
29                          bool enable_optimistic = true);
30 
31 }  // namespace deadness_analysis_internal
32 }  // namespace tensorflow
33 
34 #endif  // TENSORFLOW_COMPILER_JIT_DEADNESS_ANALYSIS_INTERNAL_H_
35