include/llvm/Transforms/Scalar/LoopUnrollAndJamPass.h

   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