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)
hash_value_type	ComputeHash (StringRef K)
StringRef	ReadKey (const unsigned char *D, offset_type N)
bool	readValueProfilingData (const unsigned char *&D, const unsigned char *const End)
data_type	ReadData (StringRef K, const unsigned char *D, offset_type N)
void	setValueProfDataEndianness (support::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 438 of file InstrProfReader.h.

Member Typedef Documentation

data_type

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

Definition at line 451 of file InstrProfReader.h.

external_key_type

using llvm::InstrProfLookupTrait::external_key_type = StringRef

Definition at line 454 of file InstrProfReader.h.

hash_value_type

using llvm::InstrProfLookupTrait::hash_value_type = uint64_t

Definition at line 455 of file InstrProfReader.h.

internal_key_type

using llvm::InstrProfLookupTrait::internal_key_type = StringRef

Definition at line 453 of file InstrProfReader.h.

offset_type

using llvm::InstrProfLookupTrait::offset_type = uint64_t

Definition at line 456 of file InstrProfReader.h.

Constructor & Destructor Documentation

InstrProfLookupTrait()

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

inline

Definition at line 448 of file InstrProfReader.h.

Member Function Documentation

ComputeHash()

InstrProfLookupTrait::hash_value_type InstrProfLookupTrait::ComputeHash

(

StringRef

K

)

Definition at line 677 of file InstrProfReader.cpp.

References llvm::IndexedInstrProf::ComputeHash().

EqualKey()

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

inlinestatic

Definition at line 458 of file InstrProfReader.h.

References A, and B.

GetExternalKey()

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

inlinestatic

Definition at line 460 of file InstrProfReader.h.

GetInternalKey()

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

inlinestatic

Definition at line 459 of file InstrProfReader.h.

ReadData()

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

Definition at line 698 of file InstrProfReader.cpp.

References D, N, readValueProfilingData(), llvm::IndexedInstrProf::Version1, and llvm::IndexedInstrProf::Version2.

ReadKey()

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

inline

Definition at line 473 of file InstrProfReader.h.

References D, and N.

ReadKeyDataLength()

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

inlinestatic

Definition at line 465 of file InstrProfReader.h.

References D.

readValueProfilingData()

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

Definition at line 684 of file InstrProfReader.cpp.

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

Referenced by ReadData().

setValueProfDataEndianness()

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

inline

Definition at line 482 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