llvm::InstrProfLookupTrait Class Reference

Trait for lookups into the on-disk hash table for the binary instrprof format. More...

#include "llvm/ProfileData/InstrProfReader.h"

Public Types
using	data_type = ArrayRef<NamedInstrProfRecord>
using	internal_key_type = StringRef
using	external_key_type = StringRef
using	hash_value_type = uint64_t
using	offset_type = uint64_t

Public Member Functions
	InstrProfLookupTrait (IndexedInstrProf::HashT HashType, unsigned FormatVersion)
LLVM_ABI hash_value_type	ComputeHash (StringRef K)
StringRef	ReadKey (const unsigned char *D, offset_type N)
LLVM_ABI bool	readValueProfilingData (const unsigned char *&D, const unsigned char *const End)
LLVM_ABI data_type	ReadData (StringRef K, const unsigned char *D, offset_type N)
void	setValueProfDataEndianness (llvm::endianness Endianness)

Static Public Member Functions
static bool	EqualKey (StringRef A, StringRef B)
static StringRef	GetInternalKey (StringRef K)
static StringRef	GetExternalKey (StringRef K)
static std::pair< offset_type, offset_type >	ReadKeyDataLength (const unsigned char *&D)

Detailed Description

Trait for lookups into the on-disk hash table for the binary instrprof format.

Definition at line 518 of file InstrProfReader.h.

Member Typedef Documentation

data_type

using llvm::InstrProfLookupTrait::data_type = ArrayRef<NamedInstrProfRecord>

Definition at line 531 of file InstrProfReader.h.

external_key_type

using llvm::InstrProfLookupTrait::external_key_type = StringRef

Definition at line 534 of file InstrProfReader.h.

hash_value_type

using llvm::InstrProfLookupTrait::hash_value_type = uint64_t

Definition at line 535 of file InstrProfReader.h.

internal_key_type

using llvm::InstrProfLookupTrait::internal_key_type = StringRef

Definition at line 533 of file InstrProfReader.h.

offset_type

using llvm::InstrProfLookupTrait::offset_type = uint64_t

Definition at line 536 of file InstrProfReader.h.

Constructor & Destructor Documentation

InstrProfLookupTrait()

llvm::InstrProfLookupTrait::InstrProfLookupTrait ( IndexedInstrProf::HashT HashType, unsigned FormatVersion )

inline

Definition at line 528 of file InstrProfReader.h.

Member Function Documentation

ComputeHash()

InstrProfLookupTrait::hash_value_type InstrProfLookupTrait::ComputeHash

(

StringRef

K

)

Definition at line 1007 of file InstrProfReader.cpp.

References llvm::IndexedInstrProf::ComputeHash().

EqualKey()

bool llvm::InstrProfLookupTrait::EqualKey ( StringRef A, StringRef B )

inlinestatic

Definition at line 538 of file InstrProfReader.h.

References A(), and B().

GetExternalKey()

StringRef llvm::InstrProfLookupTrait::GetExternalKey ( StringRef K )

inlinestatic

Definition at line 540 of file InstrProfReader.h.

GetInternalKey()

StringRef llvm::InstrProfLookupTrait::GetInternalKey ( StringRef K )

inlinestatic

Definition at line 539 of file InstrProfReader.h.

ReadData()

data_type InstrProfLookupTrait::ReadData	(	StringRef	K,
		const unsigned char *	D,
		offset_type	N )

Definition at line 1028 of file InstrProfReader.cpp.

References llvm::alignTo(), D(), GET_VERSION, N, llvm::support::endian::readNext(), readValueProfilingData(), llvm::IndexedInstrProf::Version1, llvm::IndexedInstrProf::Version10, llvm::IndexedInstrProf::Version14, and llvm::IndexedInstrProf::Version2.

ReadKey()

StringRef llvm::InstrProfLookupTrait::ReadKey ( const unsigned char * D, offset_type N )

inline

Definition at line 555 of file InstrProfReader.h.

References D(), and N.

ReadKeyDataLength()

std::pair< offset_type, offset_type > llvm::InstrProfLookupTrait::ReadKeyDataLength ( const unsigned char *& D )

inlinestatic

Definition at line 545 of file InstrProfReader.h.

References D(), and llvm::support::endian::readNext().

readValueProfilingData()

bool InstrProfLookupTrait::readValueProfilingData	(	const unsigned char *&	D,
		const unsigned char *const	End )

Definition at line 1014 of file InstrProfReader.cpp.

References D(), llvm::Expected< T >::get(), and llvm::Expected< T >::takeError().

Referenced by ReadData().

setValueProfDataEndianness()

void llvm::InstrProfLookupTrait::setValueProfDataEndianness ( llvm::endianness Endianness )

inline

Definition at line 565 of file InstrProfReader.h.

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

• include/llvm/ProfileData/InstrProfReader.h
• lib/ProfileData/InstrProfReader.cpp