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_COMPILER_XLA_CLIENT_LIB_SORTING_H_ 17 #define TENSORFLOW_COMPILER_XLA_CLIENT_LIB_SORTING_H_ 18 19 #include "tensorflow/compiler/xla/client/xla_builder.h" 20 #include "tensorflow/compiler/xla/types.h" 21 #include "tensorflow/compiler/xla/xla_data.pb.h" 22 23 namespace xla { 24 25 // Returns a tuple composed of the top `k` values and corresponding indices in 26 // `input`. Output values are in descending order, from largest to smallest. 27 XlaOp TopK(XlaOp input, int64 k); 28 // Split sort in TopK into smaller sorts. 29 // Returns a tuple composed of the top `k` values and corresponding indices in 30 // `input`. Output values are in descending order, from largest to smallest. 31 XlaOp TopKWithPartitions(XlaOp input, int64 k, int64 num_partitions = 1); 32 33 } // namespace xla 34 35 #endif // TENSORFLOW_COMPILER_XLA_CLIENT_LIB_SORTING_H_ 36