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📄 AliasAnalysis.h(51.98 KB)
📄 AliasAnalysisEvaluator.h(2.7 KB)
📄 AliasSetTracker.h(15.42 KB)
📄 AssumeBundleQueries.h(6.66 KB)
📄 AssumptionCache.h(8.39 KB)
📄 BasicAliasAnalysis.h(10.2 KB)
📄 BlockFrequencyInfo.h(5.59 KB)
📄 BlockFrequencyInfoImpl.h(56.46 KB)
📄 BranchProbabilityInfo.h(10.1 KB)
📄 CFG.h(7.76 KB)
📄 CFGPrinter.h(9.31 KB)
📄 CFLAliasAnalysisUtils.h(1.66 KB)
📄 CFLAndersAliasAnalysis.h(3.97 KB)
📄 CFLSteensAliasAnalysis.h(4.58 KB)
📄 CGSCCPassManager.h(41.2 KB)
📄 CallGraph.h(18.88 KB)
📄 CallGraphSCCPass.h(5.01 KB)
📄 CallPrinter.h(799 B)
📄 CaptureTracking.h(4.78 KB)
📄 CmpInstAnalysis.h(2.57 KB)
📄 CodeMetrics.h(3.15 KB)
📄 ConstantFolding.h(8.01 KB)
📄 DDG.h(19.15 KB)
📄 DOTGraphTraitsPass.h(5.5 KB)
📄 DemandedBits.h(4.07 KB)
📄 DependenceAnalysis.h(41.83 KB)
📄 DependenceGraphBuilder.h(7.74 KB)
📄 DivergenceAnalysis.h(7.38 KB)
📄 DomPrinter.h(1.04 KB)
📄 DomTreeUpdater.h(13.2 KB)
📄 DominanceFrontier.h(6.63 KB)
📄 DominanceFrontierImpl.h(7.12 KB)
📄 EHPersonalities.h(3.22 KB)
📄 GlobalsModRef.h(5.96 KB)
📄 GuardUtils.h(2.11 KB)
📄 HeatUtils.h(1.16 KB)
📄 IVDescriptors.h(14.56 KB)
📄 IVUsers.h(6.07 KB)
📄 IndirectCallPromotionAnalysis.h(2.61 KB)
📄 IndirectCallVisitor.h(1.16 KB)
📄 InlineAdvisor.h(8.71 KB)
📄 InlineCost.h(11.33 KB)
📄 InlineFeaturesAnalysis.h(1.5 KB)
📄 InlineModelFeatureMaps.h(3.41 KB)
📄 InlineSizeEstimatorAnalysis.h(1.07 KB)
📄 InstructionPrecedenceTracking.h(5.9 KB)
📄 InstructionSimplify.h(13.36 KB)
📄 Interval.h(4.84 KB)
📄 IntervalIterator.h(10.64 KB)
📄 IntervalPartition.h(4.05 KB)
📄 IteratedDominanceFrontier.h(2.62 KB)
📄 LazyBlockFrequencyInfo.h(4.34 KB)
📄 LazyBranchProbabilityInfo.h(4.21 KB)
📄 LazyCallGraph.h(50.13 KB)
📄 LazyValueInfo.h(5.4 KB)
📄 LegacyDivergenceAnalysis.h(2.53 KB)
📄 Lint.h(1.35 KB)
📄 Loads.h(7.86 KB)
📄 LoopAccessAnalysis.h(29.75 KB)
📄 LoopAnalysisManager.h(5.83 KB)
📄 LoopCacheAnalysis.h(11.91 KB)
📄 LoopInfo.h(48.27 KB)
📄 LoopInfoImpl.h(27.14 KB)
📄 LoopIterator.h(8.83 KB)
📄 LoopNestAnalysis.h(5.61 KB)
📄 LoopPass.h(4.29 KB)
📄 LoopUnrollAnalyzer.h(3.42 KB)
📄 MLInlineAdvisor.h(3.48 KB)
📄 MLModelRunner.h(1.16 KB)
📄 MemoryBuiltins.h(13.42 KB)
📄 MemoryDependenceAnalysis.h(20.82 KB)
📄 MemoryLocation.h(10.99 KB)
📄 MemorySSA.h(45.92 KB)
📄 MemorySSAUpdater.h(14.55 KB)
📄 ModuleSummaryAnalysis.h(3.44 KB)
📄 MustExecute.h(20.2 KB)
📄 ObjCARCAliasAnalysis.h(3.35 KB)
📄 ObjCARCAnalysisUtils.h(10.22 KB)
📄 ObjCARCInstKind.h(4.87 KB)
📄 OptimizationRemarkEmitter.h(5.93 KB)
📄 PHITransAddr.h(4.77 KB)
📄 Passes.h(3.88 KB)
📄 PhiValues.h(5.25 KB)
📄 PostDominators.h(3.41 KB)
📄 ProfileSummaryInfo.h(9.3 KB)
📄 PtrUseVisitor.h(9.96 KB)
📄 RegionInfo.h(35.23 KB)
📄 RegionInfoImpl.h(25.16 KB)
📄 RegionIterator.h(14.07 KB)
📄 RegionPass.h(4.05 KB)
📄 RegionPrinter.h(2.25 KB)
📄 ScalarEvolution.h(89.21 KB)
📄 ScalarEvolutionAliasAnalysis.h(2.09 KB)
📄 ScalarEvolutionDivision.h(2.48 KB)
📄 ScalarEvolutionExpressions.h(28.61 KB)
📄 ScalarEvolutionNormalization.h(2.47 KB)
📄 ScopedNoAliasAA.h(2.83 KB)
📄 SparsePropagation.h(19.43 KB)
📄 StackLifetime.h(6.16 KB)
📄 StackSafetyAnalysis.h(4.91 KB)
📄 SyncDependenceAnalysis.h(2.85 KB)
📄 SyntheticCountsUtils.h(1.85 KB)
📄 TargetFolder.h(11.04 KB)
📄 TargetLibraryInfo.def(55.35 KB)
📄 TargetLibraryInfo.h(16.86 KB)
📄 TargetTransformInfo.h(96.51 KB)
📄 TargetTransformInfoImpl.h(37.63 KB)
📄 Trace.h(4.1 KB)
📄 TypeBasedAliasAnalysis.h(3.05 KB)
📄 TypeMetadataUtils.h(1.94 KB)
📁 Utils
📄 ValueLattice.h(15.14 KB)
📄 ValueLatticeUtils.h(1.66 KB)
📄 ValueTracking.h(35.82 KB)
📄 VecFuncs.def(10.94 KB)
📄 VectorUtils.h(37.26 KB)

Editing: RegionPass.h

//===- RegionPass.h - RegionPass class --------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the RegionPass class. All region based analysis,
// optimization and transformation passes are derived from RegionPass.
// This class is implemented following the some ideas of the LoopPass.h class.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_ANALYSIS_REGIONPASS_H
#define LLVM_ANALYSIS_REGIONPASS_H

#include "llvm/Analysis/RegionInfo.h"
#include "llvm/IR/LegacyPassManagers.h"
#include "llvm/Pass.h"
#include <deque>

namespace llvm {
class Function;
class RGPassManager;

//===----------------------------------------------------------------------===//
/// A pass that runs on each Region in a function.
///
/// RegionPass is managed by RGPassManager.
class RegionPass : public Pass {
public:
  explicit RegionPass(char &pid) : Pass(PT_Region, pid) {}

//===--------------------------------------------------------------------===//
  /// @name To be implemented by every RegionPass
  ///
  //@{
  /// Run the pass on a specific Region
  ///
  /// Accessing regions not contained in the current region is not allowed.
  ///
  /// @param R The region this pass is run on.
  /// @param RGM The RegionPassManager that manages this Pass.
  ///
  /// @return True if the pass modifies this Region.
  virtual bool runOnRegion(Region *R, RGPassManager &RGM) = 0;

/// Get a pass to print the LLVM IR in the region.
  ///
  /// @param O      The output stream to print the Region.
  /// @param Banner The banner to separate different printed passes.
  ///
  /// @return The pass to print the LLVM IR in the region.
  Pass *createPrinterPass(raw_ostream &O,
                          const std::string &Banner) const override;

using llvm::Pass::doInitialization;
  using llvm::Pass::doFinalization;

virtual bool doInitialization(Region *R, RGPassManager &RGM) { return false; }
  virtual bool doFinalization() { return false; }
  //@}

//===--------------------------------------------------------------------===//
  /// @name PassManager API
  ///
  //@{
  void preparePassManager(PMStack &PMS) override;

void assignPassManager(PMStack &PMS,
                         PassManagerType PMT = PMT_RegionPassManager) override;

PassManagerType getPotentialPassManagerType() const override {
    return PMT_RegionPassManager;
  }
  //@}

protected:
  /// Optional passes call this function to check whether the pass should be
  /// skipped. This is the case when optimization bisect is over the limit.
  bool skipRegion(Region &R) const;
};

/// The pass manager to schedule RegionPasses.
class RGPassManager : public FunctionPass, public PMDataManager {
  std::deque<Region*> RQ;
  bool skipThisRegion;
  bool redoThisRegion;
  RegionInfo *RI;
  Region *CurrentRegion;

public:
  static char ID;
  explicit RGPassManager();

/// Execute all of the passes scheduled for execution.
  ///
  /// @return True if any of the passes modifies the function.
  bool runOnFunction(Function &F) override;

/// Pass Manager itself does not invalidate any analysis info.
  /// RGPassManager needs RegionInfo.
  void getAnalysisUsage(AnalysisUsage &Info) const override;

StringRef getPassName() const override { return "Region Pass Manager"; }

PMDataManager *getAsPMDataManager() override { return this; }
  Pass *getAsPass() override { return this; }

/// Print passes managed by this manager.
  void dumpPassStructure(unsigned Offset) override;

/// Get passes contained by this manager.
  Pass *getContainedPass(unsigned N) {
    assert(N < PassVector.size() && "Pass number out of range!");
    Pass *FP = static_cast<Pass *>(PassVector[N]);
    return FP;
  }

PassManagerType getPassManagerType() const override {
    return PMT_RegionPassManager;
  }
};

} // End llvm namespace

#endif

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Editing: RegionPass.h

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