| /* Copyright 2019 The TensorFlow Authors. All Rights Reserved. |
| |
| Licensed under the Apache License, Version 2.0 (the "License"); |
| you may not use this file except in compliance with the License. |
| You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==============================================================================*/ |
| |
| #ifndef TENSORFLOW_LITE_DELEGATES_GPU_CL_PRECISION_H_ |
| #define TENSORFLOW_LITE_DELEGATES_GPU_CL_PRECISION_H_ |
| |
| #include <string> |
| |
| #include "tensorflow/lite/delegates/gpu/common/data_type.h" |
| |
| namespace tflite { |
| namespace gpu { |
| namespace cl { |
| |
| enum class CalculationsPrecision { F32, F32_F16, F16 }; |
| // F32 - all data and all math ops in F32 |
| // F16 - all data and all math ops in F16 |
| // F32_F16 - as F16, but some operations (Convolution, |
| // DepthwiseConvolution, FullyConnected, ConvolutionTransposed) |
| // have accumulator in F32 and usually it calculates 4 mads in F16, sum them, |
| // than converts this partial sum to F32 and add to accumulator. |
| |
| DataType DeduceDataTypeFromPrecision(CalculationsPrecision precision); |
| |
| std::string ToString(CalculationsPrecision precision); |
| |
| } // namespace cl |
| } // namespace gpu |
| } // namespace tflite |
| |
| #endif // TENSORFLOW_LITE_DELEGATES_GPU_CL_PRECISION_H_ |