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_SERVICE_GPU_VARIADIC_OP_SPLITTER_H_ 17 #define TENSORFLOW_COMPILER_XLA_SERVICE_GPU_VARIADIC_OP_SPLITTER_H_ 18 19 #include "absl/strings/string_view.h" 20 #include "tensorflow/compiler/xla/service/hlo_pass_interface.h" 21 #include "tensorflow/compiler/xla/statusor.h" 22 23 namespace xla { 24 namespace gpu { 25 26 // Splits variadic ops with many operands into pieces such that we don't exceed 27 // the parameter space on the GPU. Currently only concatenate ops are split up. 28 class VariadicOpSplitter : public HloModulePass { 29 public: name()30 absl::string_view name() const override { return "variadic-op-splitter"; } 31 32 StatusOr<bool> Run(HloModule* module) override; 33 }; 34 35 } // namespace gpu 36 } // namespace xla 37 38 #endif // TENSORFLOW_COMPILER_XLA_SERVICE_GPU_VARIADIC_OP_SPLITTER_H_ 39