1//===- LoopPredication.h - Guard based loop predication pass ----*- 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// This pass tries to convert loop variant range checks to loop invariant by 10// widening checks across loop iterations. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H 15#define LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H 16 17#include "llvm/Analysis/LoopInfo.h" 18#include "llvm/IR/PassManager.h" 19#include "llvm/Transforms/Scalar/LoopPassManager.h" 20 21namespace llvm { 22 23/// Performs Loop Predication Pass. 24class LoopPredicationPass : public PassInfoMixin<LoopPredicationPass> { 25public: 26 PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, 27 LoopStandardAnalysisResults &AR, LPMUpdater &U); 28}; 29} // end namespace llvm 30 31#endif // LLVM_TRANSFORMS_SCALAR_LOOPPREDICATION_H 32