1 /* Copyright 2020 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_MLIR_TENSORFLOW_TRANSLATE_UPGRADE_GRAPH_H_ 17 #define TENSORFLOW_COMPILER_MLIR_TENSORFLOW_TRANSLATE_UPGRADE_GRAPH_H_ 18 19 #include "tensorflow/core/framework/function.h" 20 #include "tensorflow/core/graph/graph.h" 21 #include "tensorflow/stream_executor/lib/statusor.h" 22 23 namespace tensorflow { 24 25 class GraphDef; 26 class MetaGraphDef; 27 28 // Generate the shared_name for resource handle ops in the graph and functions 29 // if their shared_names are empty. Resource handle ops with empty shared_name 30 // may have undesired semantics. 31 Status GenerateResourceSharedNameIfEmpty( 32 GraphDef& gdef, const OpRegistryInterface* default_registry); 33 34 // Run grapler passes over `meta_graph_def`.graph_def() and returns the 35 // optimized graphdef. 36 stream_executor::port::StatusOr<GraphDef> RunGrappler( 37 const MetaGraphDef& meta_graph_def); 38 39 // Upgrade the `graph` and `flib_def` by applying control flow 40 // functionalization. 41 Status UpgradeLegacyGraph(Graph* graph, FunctionLibraryDefinition* flib_def, 42 bool restrict_functionalization_to_tpu_nodes); 43 44 } // namespace tensorflow 45 46 #endif // TENSORFLOW_COMPILER_MLIR_TENSORFLOW_TRANSLATE_UPGRADE_GRAPH_H_ 47