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File indexing completed on 2026-05-10 08:44:41
0001 //===- IndVarSimplify.h - Induction Variable Simplification -----*- C++ -*-===// 0002 // 0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 0004 // See https://llvm.org/LICENSE.txt for license information. 0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 0006 // 0007 //===----------------------------------------------------------------------===// 0008 // 0009 // This file provides the interface for the Induction Variable 0010 // Simplification pass. 0011 // 0012 //===----------------------------------------------------------------------===// 0013 0014 #ifndef LLVM_TRANSFORMS_SCALAR_INDVARSIMPLIFY_H 0015 #define LLVM_TRANSFORMS_SCALAR_INDVARSIMPLIFY_H 0016 0017 #include "llvm/Analysis/LoopAnalysisManager.h" 0018 #include "llvm/IR/PassManager.h" 0019 0020 namespace llvm { 0021 0022 class Loop; 0023 class LPMUpdater; 0024 0025 class IndVarSimplifyPass : public PassInfoMixin<IndVarSimplifyPass> { 0026 /// Perform IV widening during the pass. 0027 bool WidenIndVars; 0028 0029 public: 0030 IndVarSimplifyPass(bool WidenIndVars = true) : WidenIndVars(WidenIndVars) {} 0031 PreservedAnalyses run(Loop &L, LoopAnalysisManager &AM, 0032 LoopStandardAnalysisResults &AR, LPMUpdater &U); 0033 }; 0034 0035 } // end namespace llvm 0036 0037 #endif // LLVM_TRANSFORMS_SCALAR_INDVARSIMPLIFY_H
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