1 //===- LoopInstSimplify.h - Loop Inst Simplify Pass -------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This pass performs lightweight instruction simplification on loop bodies.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H
15 #define LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H
16 
17 #include "llvm/Analysis/LoopAnalysisManager.h"
18 #include "llvm/IR/PassManager.h"
19 
20 namespace llvm {
21 
22 class Loop;
23 class LPMUpdater;
24 
25 /// Performs Loop Inst Simplify Pass.
26 class LoopInstSimplifyPass : public PassInfoMixin<LoopInstSimplifyPass> {
27 public:
28   PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM,
29                         LoopStandardAnalysisResults &AR, LPMUpdater &U);
30 };
31 
32 } // end namespace llvm
33 
34 #endif // LLVM_TRANSFORMS_SCALAR_LOOPINSTSIMPLIFY_H
35