LLVM  11.0.0git
LoopUnrollAndJamPass.h
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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 
14 namespace llvm {
15 class Function;
16 
17 /// A simple loop rotation transformation.
18 class LoopUnrollAndJamPass : public PassInfoMixin<LoopUnrollAndJamPass> {
19  const int OptLevel;
20 
21 public:
22  explicit LoopUnrollAndJamPass(int OptLevel = 2) : OptLevel(OptLevel) {}
24 };
25 
26 } // end namespace llvm
27 
28 #endif // LLVM_TRANSFORMS_SCALAR_LOOPUNROLLANDJAMPASS_H
This class represents lattice values for constants.
Definition: AllocatorList.h:23
PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM)
F(f)
A CRTP mix-in to automatically provide informational APIs needed for passes.
Definition: PassManager.h:373
A set of analyses that are preserved following a run of a transformation pass.
Definition: PassManager.h:154
A simple loop rotation transformation.
A container for analyses that lazily runs them and caches their results.
This header defines various interfaces for pass management in LLVM.