1 //===- LoopUnrollAndJamPass.h -----------------------------------*- 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 #ifndef LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H
11 #define LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H
12 
13 #include "llvm/Analysis/LoopAnalysisManager.h"
14 #include "llvm/Analysis/LoopInfo.h"
15 #include "llvm/IR/PassManager.h"
16 
17 namespace llvm {
18 
19 class Loop;
20 struct LoopStandardAnalysisResults;
21 class LPMUpdater;
22 
23 /// A simple loop rotation transformation.
24 class LoopUnrollAndJamPass : public PassInfoMixin<LoopUnrollAndJamPass> {
25   const int OptLevel;
26 
27 public:
OptLevel(OptLevel)28   explicit LoopUnrollAndJamPass(int OptLevel = 2) : OptLevel(OptLevel) {}
29   PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM,
30                         LoopStandardAnalysisResults &AR, LPMUpdater &U);
31 };
32 
33 } // end namespace llvm
34 
35 #endif // LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H
36