- //===- LoopInstSimplify.h - Loop Inst Simplify Pass -------------*- 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 pass performs lightweight instruction simplification on loop bodies. 
- // 
- //===----------------------------------------------------------------------===// 
-   
- #ifndef LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H 
- #define LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H 
-   
- #include "llvm/Analysis/LoopAnalysisManager.h" 
- #include "llvm/IR/PassManager.h" 
-   
- namespace llvm { 
-   
- class Loop; 
- class LPMUpdater; 
-   
- /// Performs Loop Inst Simplify Pass. 
- class LoopInstSimplifyPass : public PassInfoMixin<LoopInstSimplifyPass> { 
- public: 
-   PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, 
-                         LoopStandardAnalysisResults &AR, LPMUpdater &U); 
- }; 
-   
- } // end namespace llvm 
-   
- #endif // LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H 
-