#include "llvm/ProfileData/InstrProfWriter.h"

Public Types
using	ProfilingData = SmallDenseMap< uint64_t, InstrProfRecord >

Public Member Functions
	InstrProfWriter (bool Sparse=false, uint64_t TemporalProfTraceReservoirSize=0, uint64_t MaxTemporalProfTraceLength=0)

	~InstrProfWriter ()

StringMap< ProfilingData > &	getProfileData ()

void	addRecord (NamedInstrProfRecord &&I, uint64_t Weight, function_ref< void(Error)> Warn)
	Add function counts for the given function.

void	addRecord (NamedInstrProfRecord &&I, function_ref< void(Error)> Warn)

void	addTemporalProfileTraces (SmallVectorImpl< TemporalProfTraceTy > &SrcTraces, uint64_t SrcStreamSize)
	Add `SrcTraces` using reservoir sampling where `SrcStreamSize` is the total number of temporal profiling traces the source has seen.

void	addMemProfRecord (const GlobalValue::GUID Id, const memprof::IndexedMemProfRecord &Record)
	Add a memprof record for a function identified by its `Id`.

bool	addMemProfFrame (const memprof::FrameId, const memprof::Frame &F, function_ref< void(Error)> Warn)
	Add a memprof frame identified by the hash of the contents of the frame in `FrameId`.

void	addBinaryIds (ArrayRef< llvm::object::BuildID > BIs)

void	mergeRecordsFromWriter (InstrProfWriter &&IPW, function_ref< void(Error)> Warn)
	Merge existing function counts from the given writer.

Error	write (raw_fd_ostream &OS)
	Write the profile to `OS`.

Error	writeText (raw_fd_ostream &OS)
	Write the profile in text format to `OS`.

void	writeTextTemporalProfTraceData (raw_fd_ostream &OS, InstrProfSymtab &Symtab)
	Write temporal profile trace data to the header in text format to `OS`.

Error	validateRecord (const InstrProfRecord &Func)

std::unique_ptr< MemoryBuffer >	writeBuffer ()
	Write the profile, returning the raw data. For testing.

Error	mergeProfileKind (const InstrProfKind Other)
	Update the attributes of the current profile from the attributes specified.

InstrProfKind	getProfileKind () const

void	setValueProfDataEndianness (support::endianness Endianness)

void	setOutputSparse (bool Sparse)

void	overlapRecord (NamedInstrProfRecord &&Other, OverlapStats &Overlap, OverlapStats &FuncLevelOverlap, const OverlapFuncFilters &FuncFilter)

Static Public Member Functions
static void	writeRecordInText (StringRef Name, uint64_t Hash, const InstrProfRecord &Counters, InstrProfSymtab &Symtab, raw_fd_ostream &OS)
	Write `Record` in text format to `OS`.

Detailed Description

Definition at line 38 of file InstrProfWriter.h.

Member Typedef Documentation

◆ ProfilingData

using llvm::InstrProfWriter::ProfilingData = SmallDenseMap<uint64_t, InstrProfRecord>

Definition at line 40 of file InstrProfWriter.h.

Constructor & Destructor Documentation

◆ InstrProfWriter()

InstrProfWriter::InstrProfWriter	(	bool	Sparse = `false`,
		uint64_t	TemporalProfTraceReservoirSize = `0`,
		uint64_t	MaxTemporalProfTraceLength = `0`
	)

Definition at line 175 of file InstrProfWriter.cpp.

◆ ~InstrProfWriter()

InstrProfWriter::~InstrProfWriter ( )

Definition at line 182 of file InstrProfWriter.cpp.

Member Function Documentation

◆ addBinaryIds()

void InstrProfWriter::addBinaryIds ( ArrayRef< llvm::object::BuildID > BIs )

Definition at line 289 of file InstrProfWriter.cpp.

References llvm::append_range().

Referenced by mergeRecordsFromWriter().

◆ addMemProfFrame()

bool InstrProfWriter::addMemProfFrame	(	const memprof::FrameId	Id,
		const memprof::Frame &	F,
		function_ref< void(Error)>	Warn
	)

Add a memprof frame identified by the hash of the contents of the frame in FrameId.

Definition at line 273 of file InstrProfWriter.cpp.

References llvm::malformed.

Referenced by mergeRecordsFromWriter().

◆ addMemProfRecord()

void InstrProfWriter::addMemProfRecord	(	const GlobalValue::GUID	Id,
		const memprof::IndexedMemProfRecord &	Record
	)

Add a memprof record for a function identified by its Id.

Definition at line 262 of file InstrProfWriter.cpp.

References llvm::memprof::IndexedMemProfRecord::merge().

Referenced by mergeRecordsFromWriter().

◆ addRecord() [1/2]

void llvm::InstrProfWriter::addRecord	(	NamedInstrProfRecord &&	I,
		function_ref< void(Error)>	Warn
	)

inline

Definition at line 85 of file InstrProfWriter.h.

References addRecord(), and I.

◆ addRecord() [2/2]

void InstrProfWriter::addRecord	(	NamedInstrProfRecord &&	I,
		uint64_t	Weight,
		function_ref< void(Error)>	Warn
	)

Add function counts for the given function.

If there are already counts for this function and the hash and number of counts match, each counter is summed. Optionally scale counts by Weight.

Definition at line 194 of file InstrProfWriter.cpp.

References addRecord(), I, and Name.

Referenced by addRecord(), and mergeRecordsFromWriter().

◆ addTemporalProfileTraces()

void InstrProfWriter::addTemporalProfileTraces	(	SmallVectorImpl< TemporalProfTraceTy > &	SrcTraces,
		uint64_t	SrcStreamSize
	)

Add SrcTraces using reservoir sampling where SrcStreamSize is the total number of temporal profiling traces the source has seen.

Definition at line 313 of file InstrProfWriter.cpp.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), I, llvm::SetVector< T, Vector, Set >::insert(), llvm::shuffle(), std::swap(), and llvm::zip().

Referenced by mergeRecordsFromWriter().

◆ getProfileData()

StringMap< ProfilingData > & llvm::InstrProfWriter::getProfileData ( )

inline

Definition at line 78 of file InstrProfWriter.h.

◆ getProfileKind()

InstrProfKind llvm::InstrProfWriter::getProfileKind ( ) const

inline

Definition at line 167 of file InstrProfWriter.h.

◆ mergeProfileKind()

Error llvm::InstrProfWriter::mergeProfileKind ( const InstrProfKind Other )

inline

Update the attributes of the current profile from the attributes specified.

An error is returned if IR and FE profiles are mixed.

Definition at line 132 of file InstrProfWriter.h.

References A, B, llvm::FrontendInstrumentation, llvm::FunctionEntryInstrumentation, llvm::FunctionEntryOnly, llvm::Other, llvm::Error::success(), llvm::Unknown, and llvm::unsupported_version.

◆ mergeRecordsFromWriter()

void InstrProfWriter::mergeRecordsFromWriter	(	InstrProfWriter &&	IPW,
		function_ref< void(Error)>	Warn
	)

Merge existing function counts from the given writer.

Definition at line 349 of file InstrProfWriter.cpp.

References addBinaryIds(), addMemProfFrame(), addMemProfRecord(), addRecord(), addTemporalProfileTraces(), and I.

◆ overlapRecord()

void InstrProfWriter::overlapRecord	(	NamedInstrProfRecord &&	Other,
		OverlapStats &	Overlap,
		OverlapStats &	FuncLevelOverlap,
		const OverlapFuncFilters &	FuncFilter
	)

Definition at line 201 of file InstrProfWriter.cpp.

References llvm::OverlapStats::addOneMismatch(), llvm::OverlapStats::addOneUnique(), llvm::CountSumOrPercent::CountSum, Name, llvm::OverlapFuncFilters::NameFilter, llvm::CountSumOrPercent::NumEntries, llvm::Other, llvm::OverlapStats::Overlap, llvm::InstrProfRecord::overlap(), llvm::OverlapStats::Test, and llvm::OverlapFuncFilters::ValueCutoff.

◆ setOutputSparse()

void InstrProfWriter::setOutputSparse ( bool Sparse )

Definition at line 190 of file InstrProfWriter.cpp.

◆ setValueProfDataEndianness()

void InstrProfWriter::setValueProfDataEndianness ( support::endianness Endianness )

Definition at line 185 of file InstrProfWriter.cpp.

References llvm::InstrProfRecordWriterTrait::ValueProfDataEndianness.

◆ validateRecord()

Error InstrProfWriter::validateRecord ( const InstrProfRecord & Func )

Definition at line 669 of file InstrProfWriter.cpp.

References I, llvm::detail::DenseSetImpl< ValueT, MapTy, ValueInfoT >::insert(), llvm::invalid_prof, and llvm::Error::success().

Referenced by writeText().

◆ write()

Error InstrProfWriter::write ( raw_fd_ostream & OS )

Write the profile to OS.

Definition at line 647 of file InstrProfWriter.cpp.

References OS.

◆ writeBuffer()

std::unique_ptr< MemoryBuffer > InstrProfWriter::writeBuffer ( )

Write the profile, returning the raw data. For testing.

Definition at line 653 of file InstrProfWriter.cpp.

References llvm::Data, E, llvm::MemoryBuffer::getMemBufferCopy(), and OS.

◆ writeRecordInText()

void InstrProfWriter::writeRecordInText	(	StringRef	Name,
		uint64_t	Hash,
		const InstrProfRecord &	Counters,
		InstrProfSymtab &	Symtab,
		raw_fd_ostream &	OS
	)

static

Write Record in text format to OS.

Definition at line 687 of file InstrProfWriter.cpp.

References llvm::InstrProfSymtab::getFuncNameOrExternalSymbol(), I, Name, OS, and ValueProfKindStr.

Referenced by writeText().

◆ writeText()

Error InstrProfWriter::writeText ( raw_fd_ostream & OS )

Write the profile in text format to OS.

Definition at line 728 of file InstrProfWriter.cpp.

References A, llvm::InstrProfSymtab::addFuncName(), B, llvm::ContextSensitive, E, llvm::FunctionEntryInstrumentation, I, llvm::IRInstrumentation, Name, OS, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::sort(), llvm::Error::success(), llvm::TemporalProfile, validateRecord(), writeRecordInText(), and writeTextTemporalProfTraceData().

◆ writeTextTemporalProfTraceData()

void InstrProfWriter::writeTextTemporalProfTraceData	(	raw_fd_ostream &	OS,
		InstrProfSymtab &	Symtab
	)

Write temporal profile trace data to the header in text format to OS.

Definition at line 776 of file InstrProfWriter.cpp.

References llvm::InstrProfSymtab::getFuncName(), OS, and llvm::Trace::size().

Referenced by writeText().

The documentation for this class was generated from the following files:

include/llvm/ProfileData/InstrProfWriter.h
lib/ProfileData/InstrProfWriter.cpp

Public Types

Public Member Functions

Static Public Member Functions

Detailed Description

Member Typedef Documentation

◆ ProfilingData

Constructor & Destructor Documentation

◆ InstrProfWriter()

◆ ~InstrProfWriter()

Member Function Documentation

◆ addBinaryIds()

◆ addMemProfFrame()

◆ addMemProfRecord()

◆ addRecord() [1/2]

◆ addRecord() [2/2]

◆ addTemporalProfileTraces()

◆ getProfileData()

◆ getProfileKind()

◆ mergeProfileKind()

◆ mergeRecordsFromWriter()

◆ overlapRecord()

◆ setOutputSparse()

◆ setValueProfDataEndianness()

◆ validateRecord()

◆ write()

◆ writeBuffer()

◆ writeRecordInText()

◆ writeText()

◆ writeTextTemporalProfTraceData()