Debugify.cpp File Reference

#include "llvm/Transforms/Utils/Debugify.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/IR/DIBuilder.h"
#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/InstIterator.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PassInstrumentation.h"
#include "llvm/Pass.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/JSON.h"
#include <optional>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "debugify"

Functions
static bool	applyDebugify (Function &F, enum DebugifyMode Mode=DebugifyMode::SyntheticDebugInfo, DebugInfoPerPass *DebugInfoBeforePass=nullptr, StringRef NameOfWrappedPass="")
static bool	applyDebugify (Module &M, enum DebugifyMode Mode=DebugifyMode::SyntheticDebugInfo, DebugInfoPerPass *DebugInfoBeforePass=nullptr, StringRef NameOfWrappedPass="")
static bool	checkFunctions (const DebugFnMap &DIFunctionsBefore, const DebugFnMap &DIFunctionsAfter, StringRef NameOfWrappedPass, StringRef FileNameFromCU, bool ShouldWriteIntoJSON, llvm::json::Array &Bugs)
static bool	checkInstructions (const DebugInstMap &DILocsBefore, const DebugInstMap &DILocsAfter, const WeakInstValueMap &InstToDelete, StringRef NameOfWrappedPass, StringRef FileNameFromCU, bool ShouldWriteIntoJSON, llvm::json::Array &Bugs)
static bool	checkVars (const DebugVarMap &DIVarsBefore, const DebugVarMap &DIVarsAfter, StringRef NameOfWrappedPass, StringRef FileNameFromCU, bool ShouldWriteIntoJSON, llvm::json::Array &Bugs)
static void	writeJSON (StringRef OrigDIVerifyBugsReportFilePath, StringRef FileNameFromCU, StringRef NameOfWrappedPass, llvm::json::Array &Bugs)
ModulePass *	createDebugifyModulePass (enum DebugifyMode Mode, llvm::StringRef NameOfWrappedPass, DebugInfoPerPass *DebugInfoBeforePass)
FunctionPass *	createDebugifyFunctionPass (enum DebugifyMode Mode, llvm::StringRef NameOfWrappedPass, DebugInfoPerPass *DebugInfoBeforePass)
ModulePass *	createCheckDebugifyModulePass (bool Strip, StringRef NameOfWrappedPass, DebugifyStatsMap *StatsMap, enum DebugifyMode Mode, DebugInfoPerPass *DebugInfoBeforePass, StringRef OrigDIVerifyBugsReportFilePath)
FunctionPass *	createCheckDebugifyFunctionPass (bool Strip, StringRef NameOfWrappedPass, DebugifyStatsMap *StatsMap, enum DebugifyMode Mode, DebugInfoPerPass *DebugInfoBeforePass, StringRef OrigDIVerifyBugsReportFilePath)
static bool	isIgnoredPass (StringRef PassID)

Variables
static RegisterPass< DebugifyModulePass >	DM ("debugify", "Attach debug info to everything")
static RegisterPass< CheckDebugifyModulePass >	CDM ("check-debugify", "Check debug info from -debugify")
static RegisterPass< DebugifyFunctionPass >	DF ("debugify-function", "Attach debug info to a function")
static RegisterPass< CheckDebugifyFunctionPass >	CDF ("check-debugify-function", "Check debug info from -debugify-function")

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "debugify"

Definition at line 32 of file Debugify.cpp.

Function Documentation

applyDebugify() [1/2]

static bool applyDebugify ( Function &  F, enum DebugifyMode  Mode = DebugifyMode::SyntheticDebugInfo, DebugInfoPerPass *  DebugInfoBeforePass = nullptr, StringRef  NameOfWrappedPass = ""  )

static

Definition at line 217 of file Debugify.cpp.

References llvm::applyDebugifyMetadata(), assert(), llvm::collectDebugInfoMetadata(), F, llvm::make_range(), and SyntheticDebugInfo.

Referenced by llvm::DebugifyEachInstrumentation::registerCallbacks().

applyDebugify() [2/2]

static bool applyDebugify ( Module &  M, enum DebugifyMode  Mode = DebugifyMode::SyntheticDebugInfo, DebugInfoPerPass *  DebugInfoBeforePass = nullptr, StringRef  NameOfWrappedPass = ""  )

static

Definition at line 233 of file Debugify.cpp.

References llvm::applyDebugifyMetadata(), llvm::collectDebugInfoMetadata(), and SyntheticDebugInfo.

checkFunctions()

static bool checkFunctions ( const DebugFnMap &  DIFunctionsBefore, const DebugFnMap &  DIFunctionsAfter, StringRef  NameOfWrappedPass, StringRef  FileNameFromCU, bool  ShouldWriteIntoJSON, llvm::json::Array &  Bugs  )

static

Definition at line 378 of file Debugify.cpp.

References llvm::MapVector< KeyT, ValueT, MapType, VectorType >::end(), F, llvm::MapVector< KeyT, ValueT, MapType, VectorType >::find(), and llvm::json::Array::push_back().

Referenced by llvm::checkDebugInfoMetadata().

checkInstructions()

static bool checkInstructions ( const DebugInstMap &  DILocsBefore, const DebugInstMap &  DILocsAfter, const WeakInstValueMap &  InstToDelete, StringRef  NameOfWrappedPass, StringRef  FileNameFromCU, bool  ShouldWriteIntoJSON, llvm::json::Array &  Bugs  )

static

Definition at line 420 of file Debugify.cpp.

References llvm::MapVector< KeyT, ValueT, MapType, VectorType >::end(), llvm::MapVector< KeyT, ValueT, MapType, VectorType >::find(), llvm::Instruction::getOpcodeName(), and llvm::json::Array::push_back().

Referenced by llvm::checkDebugInfoMetadata().

checkVars()

static bool checkVars ( const DebugVarMap &  DIVarsBefore, const DebugVarMap &  DIVarsAfter, StringRef  NameOfWrappedPass, StringRef  FileNameFromCU, bool  ShouldWriteIntoJSON, llvm::json::Array &  Bugs  )

static

Definition at line 481 of file Debugify.cpp.

References llvm::MapVector< KeyT, ValueT, MapType, VectorType >::end(), llvm::MapVector< KeyT, ValueT, MapType, VectorType >::find(), getName(), getSubprogram(), and llvm::json::Array::push_back().

Referenced by llvm::checkDebugInfoMetadata().

createCheckDebugifyFunctionPass()

FunctionPass * createCheckDebugifyFunctionPass	(	bool	Strip,
		StringRef	NameOfWrappedPass,
		DebugifyStatsMap *	StatsMap,
		enum DebugifyMode	Mode,
		DebugInfoPerPass *	DebugInfoBeforePass,
		StringRef	OrigDIVerifyBugsReportFilePath
	)

Definition at line 1025 of file Debugify.cpp.

References assert(), OriginalDebugInfo, and SyntheticDebugInfo.

Referenced by llvm::DebugifyCustomPassManager::add().

createCheckDebugifyModulePass()

ModulePass * createCheckDebugifyModulePass	(	bool	Strip,
		StringRef	NameOfWrappedPass,
		DebugifyStatsMap *	StatsMap,
		enum DebugifyMode	Mode,
		DebugInfoPerPass *	DebugInfoBeforePass,
		StringRef	OrigDIVerifyBugsReportFilePath
	)

Definition at line 1013 of file Debugify.cpp.

References assert(), OriginalDebugInfo, and SyntheticDebugInfo.

Referenced by llvm::DebugifyCustomPassManager::add().

createDebugifyFunctionPass()

FunctionPass * createDebugifyFunctionPass	(	enum DebugifyMode	Mode,
		llvm::StringRef	NameOfWrappedPass,
		DebugInfoPerPass *	DebugInfoBeforePass
	)

Definition at line 990 of file Debugify.cpp.

References assert(), OriginalDebugInfo, and SyntheticDebugInfo.

Referenced by llvm::DebugifyCustomPassManager::add().

createDebugifyModulePass()

ModulePass * createDebugifyModulePass	(	enum DebugifyMode	Mode,
		llvm::StringRef	NameOfWrappedPass,
		DebugInfoPerPass *	DebugInfoBeforePass
	)

Definition at line 980 of file Debugify.cpp.

References assert(), OriginalDebugInfo, and SyntheticDebugInfo.

Referenced by llvm::DebugifyCustomPassManager::add().

isIgnoredPass()

static bool isIgnoredPass ( StringRef  PassID )

static

Definition at line 1051 of file Debugify.cpp.

References llvm::isSpecialPass().

Referenced by llvm::DebugifyEachInstrumentation::registerCallbacks().

writeJSON()

static void writeJSON ( StringRef  OrigDIVerifyBugsReportFilePath, StringRef  FileNameFromCU, StringRef  NameOfWrappedPass, llvm::json::Array &  Bugs  )

static

Definition at line 514 of file Debugify.cpp.

References llvm::errs(), llvm::sys::fs::OF_Append, llvm::sys::fs::OF_TextWithCRLF, and PassName.

Referenced by llvm::checkDebugInfoMetadata().

Variable Documentation

CDF

RegisterPass< CheckDebugifyFunctionPass > CDF("check-debugify-function", "Check debug info from -debugify-function") ( "check-debugify-function"  , "Check debug info from -debugify-function"    )

static

CDM

RegisterPass< CheckDebugifyModulePass > CDM("check-debugify", "Check debug info from -debugify") ( "check-debugify"  , "Check debug info from -debugify"    )

static

DF

RegisterPass< DebugifyFunctionPass > DF("debugify-function", "Attach debug info to a function") ( "debugify-function"  , "Attach debug info to a function"    )

static

Referenced by AttemptToFoldSymbolOffsetDifference(), llvm::DILocation::cloneByMultiplyingDuplicationFactor(), llvm::DILocation::cloneWithBaseDiscriminator(), llvm::DILocation::decodeDiscriminator(), llvm::MCFragment::dump(), llvm::DWARFContext::dump(), llvm::MCELFStreamer::emitBundleLock(), llvm::MCELFStreamer::emitBundleUnlock(), llvm::MCObjectStreamer::emitBytes(), llvm::MCWinCOFFStreamer::emitCOFFImgRel32(), llvm::MCWinCOFFStreamer::emitCOFFSecRel32(), llvm::MCWinCOFFStreamer::emitCOFFSectionIndex(), llvm::MCObjectStreamer::emitDTPRel32Value(), llvm::MCObjectStreamer::emitDTPRel64Value(), llvm::MCObjectStreamer::emitFill(), llvm::MCObjectStreamer::emitGPRel32Value(), llvm::MCObjectStreamer::emitGPRel64Value(), llvm::MCXCOFFStreamer::emitInstToData(), llvm::MCWinCOFFStreamer::emitInstToData(), llvm::MCObjectStreamer::emitLabelAtPos(), llvm::MCObjectStreamer::emitNops(), llvm::MCObjectStreamer::emitRelocDirective(), llvm::MCObjectStreamer::emitTPRel32Value(), llvm::MCObjectStreamer::emitTPRel64Value(), llvm::MCObjectStreamer::emitValueImpl(), llvm::MCXCOFFStreamer::emitXCOFFRefDirective(), llvm::DILocation::encodeDiscriminator(), llvm::RISCVAsmBackend::evaluateTargetFixup(), llvm::MCAsmBackend::fixupNeedsRelaxationAdvanced(), ThreadUnsafeDWARFContextState::getDebugFrame(), ThreadUnsafeDWARFContextState::getEHFrame(), getOffsetAndDataFragment(), llvm::RISCVMCExpr::getPCRelHiFixup(), llvm::MCInstrInfo::InitMCInstrInfo(), isRightAfterData(), llvm::MCAssembler::layout(), llvm::LoongArchAsmBackend::relaxDwarfCFA(), llvm::RISCVAsmBackend::relaxDwarfCFA(), llvm::LoongArchAsmBackend::relaxDwarfLineAddr(), llvm::RISCVAsmBackend::relaxDwarfLineAddr(), llvm::DominanceFrontierAnalysis::run(), llvm::RegionInfoAnalysis::run(), llvm::RegionInfoPass::runOnFunction(), llvm::MachineRegionInfoPass::runOnMachineFunction(), and llvm::MCAssembler::writeSectionData().

DM

RegisterPass< DebugifyModulePass > DM("debugify", "Attach debug info to everything") ( "debugify"  , "Attach debug info to everything"    )

static

Referenced by llvm::PMDataManager::add(), llvm::rdf::DataFlowGraph::build(), llvm::BasicBlock::createMarker(), llvm::BasicBlock::getMarker(), llvm::pdb::UDTLayoutBase::initializeChildren(), llvm::PPC::isXXPERMDIShuffleMask(), llvm::BasicBlock::reinsertInstInDbgRecords(), and llvm::PMTopLevelManager::schedulePass().