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/IR/PassManager.h" 13 #include "llvm/Transforms/Scalar/LoopPassManager.h" 14 15 namespace llvm { 16 class Function; 17 18 /// A simple loop rotation transformation. 19 class LoopUnrollAndJamPass : public PassInfoMixin<LoopUnrollAndJamPass> { 20 const int OptLevel; 21 22 public: OptLevel(OptLevel)23 explicit LoopUnrollAndJamPass(int OptLevel = 2) : OptLevel(OptLevel) {} 24 PreservedAnalyses run(LoopNest &L, LoopAnalysisManager &AM, 25 LoopStandardAnalysisResults &AR, LPMUpdater &U); 26 }; 27 28 } // end namespace llvm 29 30 #endif // LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H 31