llvm/llvm/lib/Transforms/Scalar/LoopPassManager.cpp

//===- LoopPassManager.cpp - Loop pass management -------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "llvm/Transforms/Scalar/LoopPassManager.h"
#include "llvm/Analysis/AssumptionCache.h"
#include "llvm/Analysis/BlockFrequencyInfo.h"
#include "llvm/Analysis/BranchProbabilityInfo.h"
#include "llvm/Analysis/MemorySSA.h"
#include "llvm/Analysis/ScalarEvolution.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/Support/TimeProfiler.h"

usingnamespacellvm;

namespace llvm {

/// Explicitly specialize the pass manager's run method to handle loop nest
/// structure updates.
PreservedAnalyses
PassManager<Loop, LoopAnalysisManager, LoopStandardAnalysisResults &,
            LPMUpdater &>::run(Loop &L, LoopAnalysisManager &AM,
                               LoopStandardAnalysisResults &AR, LPMUpdater &U) { … }

void PassManager<Loop, LoopAnalysisManager, LoopStandardAnalysisResults &,
                 LPMUpdater &>::printPipeline(raw_ostream &OS,
                                              function_ref<StringRef(StringRef)>
                                                  MapClassName2PassName) { … }

// Run both loop passes and loop-nest passes on top-level loop \p L.
PreservedAnalyses
LoopPassManager::runWithLoopNestPasses(Loop &L, LoopAnalysisManager &AM,
                                       LoopStandardAnalysisResults &AR,
                                       LPMUpdater &U) { … }

// Run all loop passes on loop \p L. Loop-nest passes don't run either because
// \p L is not a top-level one or simply because there are no loop-nest passes
// in the pass manager at all.
PreservedAnalyses
LoopPassManager::runWithoutLoopNestPasses(Loop &L, LoopAnalysisManager &AM,
                                          LoopStandardAnalysisResults &AR,
                                          LPMUpdater &U) { … }
} // namespace llvm

void FunctionToLoopPassAdaptor::printPipeline(
    raw_ostream &OS, function_ref<StringRef(StringRef)> MapClassName2PassName) { … }
PreservedAnalyses FunctionToLoopPassAdaptor::run(Function &F,
                                                 FunctionAnalysisManager &AM) { … }

PrintLoopPass::PrintLoopPass() : … { … }
PrintLoopPass::PrintLoopPass(raw_ostream &OS, const std::string &Banner)
    : … { … }

PreservedAnalyses PrintLoopPass::run(Loop &L, LoopAnalysisManager &,
                                     LoopStandardAnalysisResults &,
                                     LPMUpdater &) { … }