45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
//===- LoopRotation.h - Loop Rotation -------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file provides the interface for the Loop Rotation pass.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_SCALAR_LOOPROTATION_H
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#define LLVM_TRANSFORMS_SCALAR_LOOPROTATION_H
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#include "llvm/Analysis/LoopAnalysisManager.h"
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#include "llvm/IR/PassManager.h"
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namespace llvm {
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class LPMUpdater;
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class Loop;
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/// A simple loop rotation transformation.
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class LoopRotatePass : public OptionalPassInfoMixin<LoopRotatePass> {
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public:
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LLVM_ABI LoopRotatePass(bool EnableHeaderDuplication = true,
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bool PrepareForLTO = false,
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bool CheckExitCount = false);
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LLVM_ABI PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM,
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LoopStandardAnalysisResults &AR,
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LPMUpdater &U);
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LLVM_ABI void
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printPipeline(raw_ostream &OS,
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function_ref<StringRef(StringRef)> MapClassName2PassName);
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private:
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const bool EnableHeaderDuplication;
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const bool PrepareForLTO;
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const bool CheckExitCount;
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};
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}
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#endif // LLVM_TRANSFORMS_SCALAR_LOOPROTATION_H
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