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 #ifndef TENSORFLOW_CORE_RUNTIME_FALLBACK_UTIL_TYPE_UTIL_H_ 16 #define TENSORFLOW_CORE_RUNTIME_FALLBACK_UTIL_TYPE_UTIL_H_ 17 18 #include "llvm/Support/ErrorHandling.h" 19 #include "tensorflow/core/framework/types.pb.h" 20 #include "tensorflow/core/platform/logging.h" 21 #include "tfrt/dtype/dtype.h" // from @tf_runtime 22 23 namespace tensorflow { 24 namespace tfd { 25 26 // Map tfrt::Dtype to TF_DataType. GetTfDataType(tfrt::DType dtype)27inline DataType GetTfDataType(tfrt::DType dtype) { 28 switch (dtype) { 29 case tfrt::DType::Invalid: 30 case tfrt::DType::Unsupported: 31 case tfrt::DType::Resource: 32 DCHECK(false) << "invalid dtype"; 33 return DataType::DT_INVALID; 34 #define DTYPE(TFRT_ENUM, DT_ENUM) \ 35 case tfrt::DType::TFRT_ENUM: \ 36 return DataType::DT_ENUM; 37 #include "tensorflow/core/runtime_fallback/util/dtype.def" // NOLINT 38 } 39 } 40 GetTfrtDtype(DataType dtype)41inline tfrt::DType GetTfrtDtype(DataType dtype) { 42 switch (dtype) { 43 default: 44 return tfrt::DType(tfrt::DType::Unsupported); 45 case DataType::DT_INVALID: 46 return tfrt::DType(); 47 case DataType::DT_RESOURCE: 48 return tfrt::DType(tfrt::DType::Resource); 49 #define DTYPE(TFRT_ENUM, DT_ENUM) \ 50 case DataType::DT_ENUM: \ 51 return tfrt::DType(tfrt::DType::TFRT_ENUM); 52 #include "tensorflow/core/runtime_fallback/util/dtype.def" // NOLINT 53 } 54 } 55 56 } // namespace tfd 57 } // namespace tensorflow 58 59 #endif // TENSORFLOW_CORE_RUNTIME_FALLBACK_UTIL_TYPE_UTIL_H_ 60