1 /* Copyright 2019 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_CUSOLVER_REWRITER_H_ 17 #define TENSORFLOW_COMPILER_XLA_SERVICE_GPU_CUSOLVER_REWRITER_H_ 18 19 #include "tensorflow/compiler/xla/service/gpu/cusolver_context.h" 20 #include "tensorflow/compiler/xla/service/hlo_computation.h" 21 #include "tensorflow/compiler/xla/service/hlo_module.h" 22 #include "tensorflow/compiler/xla/service/hlo_pass_interface.h" 23 #include "tensorflow/core/platform/stream_executor_no_cuda.h" 24 #include "tensorflow/stream_executor/device_memory_allocator.h" 25 26 namespace xla { 27 namespace gpu { 28 29 // Rewrites Cholesky calls into CustomCall HLOs that call into cuSolver. 30 class CusolverRewriter : public HloModulePass { 31 public: 32 CusolverRewriter(); name()33 absl::string_view name() const override { return "cusolver-rewriter"; } 34 35 StatusOr<bool> Run(HloModule* module) override; 36 37 private: 38 StatusOr<bool> RunOnComputation(HloComputation* computation); 39 }; 40 41 } // namespace gpu 42 } // namespace xla 43 44 #endif // TENSORFLOW_COMPILER_XLA_SERVICE_GPU_CUSOLVER_REWRITER_H_ 45