| /* Copyright 2019 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 MLIR_HLO_DIALECT_LHLO_TRANSFORMS_PASSES_H |
| #define MLIR_HLO_DIALECT_LHLO_TRANSFORMS_PASSES_H |
| |
| #include <memory> |
| |
| #include "llvm/ADT/ArrayRef.h" |
| |
| namespace mlir { |
| |
| class ModuleOp; |
| class Operation; |
| template <typename T> |
| class OperationPass; |
| class Pass; |
| namespace func { |
| class FuncOp; |
| } // namespace func |
| namespace lmhlo { |
| class FusionOp; |
| } // namespace lmhlo |
| |
| namespace lmhlo { |
| |
| // Lowers from LHLO dialect to Affine dialect. |
| std::unique_ptr<OperationPass<func::FuncOp>> createLhloLegalizeToAffinePass(); |
| |
| // Lowers from LHLO dialect to GPU dialect. |
| std::unique_ptr<OperationPass<func::FuncOp>> createLegalizeToGpuPass(); |
| |
| // Fuses linalg ops obtained after LHLO lowering. To enable fusion, |
| // operations are first tiled. |
| // |
| // When 'use_parallel_loops' is set, the tiling will use scf.parallel |
| // operations. Otherwise, scf.for operations are used. |
| // |
| // 'tile_sizes' provides the tile sizes to use for tiling. If the linalg |
| // operation has more dimensions than tile sizes provided, 1 is used as |
| // default. |
| std::unique_ptr<OperationPass<func::FuncOp>> createLhloFuseLinalgPass( |
| bool useParallelLoops = false, llvm::ArrayRef<unsigned> tileSizes = {}); |
| |
| // Lowers from LHLO dialect to parallel loops. |
| std::unique_ptr<OperationPass<func::FuncOp>> |
| createLegalizeLhloToParallelLoopsPass(); |
| |
| // Legalizes tensor load ops that are inserted during mhlo to lmhlo conversion. |
| std::unique_ptr<OperationPass<func::FuncOp>> createLegalizeToTensorOpPass(); |
| |
| // Input inline fusion pass for fusion codegen |
| std::unique_ptr<OperationPass<func::FuncOp>> createInputInlineFusionPass(); |
| |
| } // namespace lmhlo |
| |
| } // namespace mlir |
| |
| #endif // MLIR_HLO_DIALECT_LHLO_TRANSFORMS_PASSES_H |