| /* Copyright 2017 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_COMPILER_XLA_SERVICE_GPU_GPU_LAYOUT_ASSIGNMENT_H_ |
| #define TENSORFLOW_COMPILER_XLA_SERVICE_GPU_GPU_LAYOUT_ASSIGNMENT_H_ |
| |
| #include "tensorflow/compiler/xla/service/computation_layout.h" |
| #include "tensorflow/compiler/xla/service/hlo_instructions.h" |
| #include "tensorflow/compiler/xla/service/layout_assignment.h" |
| #include "tensorflow/core/lib/core/status.h" |
| #include "tensorflow/core/platform/stream_executor_no_cuda.h" |
| |
| namespace xla { |
| namespace gpu { |
| |
| // GPU-specific layout assignment pass which preassigns layouts to satisfy |
| // layout constraints for operands and results of library calls. |
| class GpuLayoutAssignment : public LayoutAssignment { |
| public: |
| explicit GpuLayoutAssignment( |
| ComputationLayout* entry_computation_layout, |
| se::StreamExecutor* stream_executor, |
| ChannelLayoutConstraints* channel_constraints = nullptr) |
| : LayoutAssignment(entry_computation_layout, |
| channel_constraints), |
| stream_executor_(stream_executor) {} |
| ~GpuLayoutAssignment() override {} |
| |
| protected: |
| Status AddBackendConstraints(LayoutConstraints* constraints) override; |
| Status PropagateOperandConstraint( |
| const OperandLayoutConstraint& layout_constraint, |
| LayoutConstraints* constraints) override; |
| Status PropagateBufferConstraint( |
| const BufferLayoutConstraint& buffer_constraint, |
| LayoutConstraints* constraints) override; |
| |
| private: |
| Status AddBackendConstraintsToDnnConvCustomCall( |
| HloCustomCallInstruction* instr, LayoutConstraints* constraints); |
| |
| se::StreamExecutor* stream_executor_; |
| }; |
| |
| } // namespace gpu |
| } // namespace xla |
| |
| #endif // TENSORFLOW_COMPILER_XLA_SERVICE_GPU_GPU_LAYOUT_ASSIGNMENT_H_ |