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📄 AMDGPUEmitPrintf.h(864 B)
📄 ASanStackFrameLayout.h(3.51 KB)
📄 AddDiscriminators.h(1.04 KB)
📄 AssumeBundleBuilder.h(2.29 KB)
📄 BasicBlockUtils.h(20.81 KB)
📄 BreakCriticalEdges.h(1.16 KB)
📄 BuildLibCalls.h(9.67 KB)
📄 BypassSlowDivision.h(2.55 KB)
📄 CallGraphUpdater.h(3.84 KB)
📄 CallPromotionUtils.h(3.41 KB)
📄 CanonicalizeAliases.h(998 B)
📄 CanonicalizeFreezeInLoops.h(1.15 KB)
📄 Cloning.h(12.34 KB)
📄 CodeExtractor.h(9.58 KB)
📄 CodeMoverUtils.h(2.85 KB)
📄 CtorUtils.h(1021 B)
📄 Debugify.h(3.36 KB)
📄 EntryExitInstrumenter.h(1.16 KB)
📄 EscapeEnumerator.h(1.56 KB)
📄 Evaluator.h(4.69 KB)
📄 FunctionComparator.h(17.12 KB)
📄 FunctionImportUtils.h(5.73 KB)
📄 GlobalStatus.h(2.97 KB)
📄 GuardUtils.h(1.92 KB)
📄 ImportedFunctionsInliningStatistics.h(4.35 KB)
📄 InjectTLIMappings.h(1.27 KB)
📄 IntegerDivision.h(2.88 KB)
📄 LCSSA.h(1.56 KB)
📄 LibCallsShrinkWrap.h(908 B)
📄 Local.h(24.77 KB)
📄 LoopRotationUtils.h(1.54 KB)
📄 LoopSimplify.h(2.85 KB)
📄 LoopUtils.h(21.25 KB)
📄 LoopVersioning.h(5.87 KB)
📄 LowerInvoke.h(1.08 KB)
📄 LowerMemIntrinsics.h(2.14 KB)
📄 Mem2Reg.h(921 B)
📄 MisExpect.h(1.81 KB)
📄 ModuleUtils.h(5.04 KB)
📄 NameAnonGlobals.h(1.03 KB)
📄 PredicateInfo.h(7.76 KB)
📄 PromoteMemToReg.h(1.57 KB)
📄 SSAUpdater.h(6.12 KB)
📄 SSAUpdaterBulk.h(3.18 KB)
📄 SSAUpdaterImpl.h(15.75 KB)
📄 SanitizerStats.h(1.53 KB)
📄 ScalarEvolutionExpander.h(17.87 KB)
📄 SimplifyIndVar.h(2.12 KB)
📄 SimplifyLibCalls.h(10.85 KB)
📄 SizeOpts.h(4.84 KB)
📄 SplitModule.h(1.53 KB)
📄 SymbolRewriter.h(5.02 KB)
📄 UnifyFunctionExitNodes.h(1.83 KB)
📄 UniqueInternalLinkageNames.h(1.07 KB)
📄 UnrollLoop.h(6.05 KB)
📄 VNCoercion.h(4.99 KB)
📄 ValueMapper.h(11.67 KB)

Editing: Debugify.h

//===- Debugify.h - Attach synthetic debug info to everything -------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// \file Interface to the `debugify` synthetic debug info testing utility.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_TRANSFORM_UTILS_DEBUGIFY_H
#define LLVM_TRANSFORM_UTILS_DEBUGIFY_H

#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/MapVector.h"
#include "llvm/IR/PassManager.h"

namespace llvm {
class DIBuilder;

/// Add synthesized debug information to a module.
///
/// \param M The module to add debug information to.
/// \param Functions A range of functions to add debug information to.
/// \param Banner A prefix string to add to debug/error messages.
/// \param ApplyToMF A call back that will add debug information to the
///                  MachineFunction for a Function. If nullptr, then the
///                  MachineFunction (if any) will not be modified.
bool applyDebugifyMetadata(
    Module &M, iterator_range<Module::iterator> Functions, StringRef Banner,
    std::function<bool(DIBuilder &, Function &)> ApplyToMF);

/// Strip out all of the metadata and debug info inserted by debugify. If no
/// llvm.debugify module-level named metadata is present, this is a no-op.
/// Returns true if any change was made.
bool stripDebugifyMetadata(Module &M);

} // namespace llvm

llvm::ModulePass *createDebugifyModulePass();
llvm::FunctionPass *createDebugifyFunctionPass();

struct NewPMDebugifyPass : public llvm::PassInfoMixin<NewPMDebugifyPass> {
  llvm::PreservedAnalyses run(llvm::Module &M, llvm::ModuleAnalysisManager &AM);
};

/// Track how much `debugify` information has been lost.
struct DebugifyStatistics {
  /// Number of missing dbg.values.
  unsigned NumDbgValuesMissing = 0;

/// Number of dbg.values expected.
  unsigned NumDbgValuesExpected = 0;

/// Number of instructions with empty debug locations.
  unsigned NumDbgLocsMissing = 0;

/// Number of instructions expected to have debug locations.
  unsigned NumDbgLocsExpected = 0;

/// Get the ratio of missing/expected dbg.values.
  float getMissingValueRatio() const {
    return float(NumDbgValuesMissing) / float(NumDbgLocsExpected);
  }

/// Get the ratio of missing/expected instructions with locations.
  float getEmptyLocationRatio() const {
    return float(NumDbgLocsMissing) / float(NumDbgLocsExpected);
  }
};

/// Map pass names to a per-pass DebugifyStatistics instance.
using DebugifyStatsMap = llvm::MapVector<llvm::StringRef, DebugifyStatistics>;

llvm::ModulePass *
createCheckDebugifyModulePass(bool Strip = false,
                              llvm::StringRef NameOfWrappedPass = "",
                              DebugifyStatsMap *StatsMap = nullptr);

llvm::FunctionPass *
createCheckDebugifyFunctionPass(bool Strip = false,
                                llvm::StringRef NameOfWrappedPass = "",
                                DebugifyStatsMap *StatsMap = nullptr);

struct NewPMCheckDebugifyPass
    : public llvm::PassInfoMixin<NewPMCheckDebugifyPass> {
  llvm::PreservedAnalyses run(llvm::Module &M, llvm::ModuleAnalysisManager &AM);
};

#endif // LLVM_TRANSFORM_UTILS_DEBUGIFY_H

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Editing: Debugify.h

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