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/IR/PassManager.h" 14 15 namespace llvm { 16 class LPMUpdater; 17 class LoopNest; 18 19 /// A simple loop rotation transformation. 20 class LoopUnrollAndJamPass : public PassInfoMixin<LoopUnrollAndJamPass> { 21 const int OptLevel; 22 23 public: OptLevel(OptLevel)24 explicit LoopUnrollAndJamPass(int OptLevel = 2) : OptLevel(OptLevel) {} 25 PreservedAnalyses run(LoopNest &L, LoopAnalysisManager &AM, 26 LoopStandardAnalysisResults &AR, LPMUpdater &U); 27 }; 28 29 } // end namespace llvm 30 31 #endif // LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H 32