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_UTILS_SERIALIZE_MLIR_MODULE_UTILS_H_
17 #define TENSORFLOW_COMPILER_MLIR_TENSORFLOW_UTILS_SERIALIZE_MLIR_MODULE_UTILS_H_
18 
19 #include <string>
20 
21 #include "llvm/ADT/StringRef.h"
22 #include "mlir/IR/BuiltinOps.h"  // from @llvm-project
23 #include "mlir/IR/MLIRContext.h"  // from @llvm-project
24 #include "tensorflow/core/platform/status.h"
25 
26 namespace tensorflow {
27 
28 // Prints a MLIR module `module_op` and returns it as a string.
29 std::string SerializeMlirModule(mlir::ModuleOp module_op);
30 
31 // Parses a MLIR module from `mlir_module_string` into `mlir_module` with
32 // context `mlir_context`.
33 Status DeserializeMlirModule(llvm::StringRef serialized_mlir_module,
34                              mlir::MLIRContext* mlir_context,
35                              mlir::OwningModuleRef* mlir_module);
36 
37 }  // namespace tensorflow
38 
39 #endif  // TENSORFLOW_COMPILER_MLIR_TENSORFLOW_UTILS_SERIALIZE_MLIR_MODULE_UTILS_H_
40