| //===- LocalAliasAnalysis.h - Local Stateless Alias Analysis ----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the implementation of a local stateless alias analysis. |
| // This analysis walks from the values being compared to determine their |
| // potential for aliasing. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef MLIR_ANALYSIS_ALIASANALYSIS_LOCALALIASANALYSIS_H_ |
| #define MLIR_ANALYSIS_ALIASANALYSIS_LOCALALIASANALYSIS_H_ |
| |
| #include "mlir/Analysis/AliasAnalysis.h" |
| |
| namespace mlir { |
| /// This class implements a local form of alias analysis that tries to identify |
| /// the underlying values addressed by each value and performs a few basic |
| /// checks to see if they alias. |
| class LocalAliasAnalysis { |
| public: |
| /// Given two values, return their aliasing behavior. |
| AliasResult alias(Value lhs, Value rhs); |
| |
| /// Return the modify-reference behavior of `op` on `location`. |
| ModRefResult getModRef(Operation *op, Value location); |
| }; |
| } // end namespace mlir |
| |
| #endif // MLIR_ANALYSIS_ALIASANALYSIS_LOCALALIASANALYSIS_H_ |
