1 //===- LoopUnrollAndJamPass.h -----------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H 10 #define LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H 11 12 #include "llvm/Analysis/LoopAnalysisManager.h" 13 #include "llvm/Analysis/LoopInfo.h" 14 #include "llvm/IR/PassManager.h" 15 16 namespace llvm { 17 18 class Loop; 19 struct LoopStandardAnalysisResults; 20 class LPMUpdater; 21 22 /// A simple loop rotation transformation. 23 class LoopUnrollAndJamPass : public PassInfoMixin<LoopUnrollAndJamPass> { 24 const int OptLevel; 25 26 public: 27 explicit LoopUnrollAndJamPass(int OptLevel = 2) : OptLevel(OptLevel) {} 28 PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, 29 LoopStandardAnalysisResults &AR, LPMUpdater &U); 30 }; 31 32 } // end namespace llvm 33 34 #endif // LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H 35