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_CORE_GRAPPLER_OPTIMIZERS_DATA_SHUFFLE_AND_REPEAT_FUSION_H_ 17 #define TENSORFLOW_CORE_GRAPPLER_OPTIMIZERS_DATA_SHUFFLE_AND_REPEAT_FUSION_H_ 18 19 #include "tensorflow/core/grappler/optimizers/data/optimizer_base.h" 20 21 namespace tensorflow { 22 namespace grappler { 23 24 class ShuffleAndRepeatFusion : public TFDataOptimizerBase { 25 public: 26 ShuffleAndRepeatFusion() = default; 27 ~ShuffleAndRepeatFusion() override = default; 28 name()29 string name() const override { return "shuffle_and_repeat_fusion"; }; 30 UsesFunctionLibrary()31 bool UsesFunctionLibrary() const override { return false; } 32 Init(const tensorflow::RewriterConfig_CustomGraphOptimizer * config)33 Status Init( 34 const tensorflow::RewriterConfig_CustomGraphOptimizer* config) override { 35 return OkStatus(); 36 } 37 38 Status OptimizeAndCollectStats(Cluster* cluster, const GrapplerItem& item, 39 GraphDef* output, 40 OptimizationStats* stats) override; 41 }; 42 43 } // namespace grappler 44 } // namespace tensorflow 45 46 #endif // TENSORFLOW_CORE_GRAPPLER_OPTIMIZERS_DATA_SHUFFLE_AND_REPEAT_FUSION_H_ 47