LLVM 20.0.0git
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llvm::InstrProfCorrelator Class Referenceabstract

InstrProfCorrelator - A base class used to create raw instrumentation data to their functions. More...

#include "llvm/ProfileData/InstrProfCorrelator.h"

Inheritance diagram for llvm::InstrProfCorrelator:
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Classes

struct  Context
 
struct  CorrelationData
 
struct  Probe
 

Public Types

enum  ProfCorrelatorKind { NONE , DEBUG_INFO , BINARY }
 Indicate if we should use the debug info or profile metadata sections to correlate. More...
 
enum  InstrProfCorrelatorKind { CK_32Bit , CK_64Bit }
 

Public Member Functions

virtual Error correlateProfileData (int MaxWarnings)=0
 Construct a ProfileData vector used to correlate raw instrumentation data to their functions.
 
virtual Error dumpYaml (int MaxWarnings, raw_ostream &OS)=0
 Process debug info and dump the correlation data.
 
std::optional< size_t > getDataSize () const
 Return the number of ProfileData elements.
 
const chargetNamesPointer () const
 Return a pointer to the names string that this class constructs.
 
size_t getNamesSize () const
 Return the number of bytes in the names string.
 
uint64_t getCountersSectionSize () const
 Return the size of the counters section in bytes.
 
InstrProfCorrelatorKind getKind () const
 
virtual ~InstrProfCorrelator ()=default
 

Static Public Member Functions

static llvm::Expected< std::unique_ptr< InstrProfCorrelator > > get (StringRef Filename, ProfCorrelatorKind FileKind)
 

Static Public Attributes

static const charFunctionNameAttributeName = "Function Name"
 
static const charCFGHashAttributeName = "CFG Hash"
 
static const charNumCountersAttributeName = "Num Counters"
 

Protected Member Functions

 InstrProfCorrelator (InstrProfCorrelatorKind K, std::unique_ptr< Context > Ctx)
 

Protected Attributes

const std::unique_ptr< ContextCtx
 
std::string Names
 
std::vector< std::string > NamesVec
 

Friends

struct yaml::MappingTraits< Probe >
 
struct yaml::SequenceElementTraits< Probe >
 
struct yaml::MappingTraits< CorrelationData >
 

Detailed Description

InstrProfCorrelator - A base class used to create raw instrumentation data to their functions.

Definition at line 32 of file InstrProfCorrelator.h.

Member Enumeration Documentation

◆ InstrProfCorrelatorKind

Enumerator
CK_32Bit 
CK_64Bit 

Definition at line 68 of file InstrProfCorrelator.h.

◆ ProfCorrelatorKind

Indicate if we should use the debug info or profile metadata sections to correlate.

Enumerator
NONE 
DEBUG_INFO 
BINARY 

Definition at line 36 of file InstrProfCorrelator.h.

Constructor & Destructor Documentation

◆ ~InstrProfCorrelator()

virtual llvm::InstrProfCorrelator::~InstrProfCorrelator ( )
virtualdefault

◆ InstrProfCorrelator()

llvm::InstrProfCorrelator::InstrProfCorrelator ( InstrProfCorrelatorKind  K,
std::unique_ptr< Context Ctx 
)
inlineprotected

Definition at line 92 of file InstrProfCorrelator.h.

Member Function Documentation

◆ correlateProfileData()

virtual Error llvm::InstrProfCorrelator::correlateProfileData ( int  MaxWarnings)
pure virtual

Construct a ProfileData vector used to correlate raw instrumentation data to their functions.

Parameters
MaxWarningsthe maximum number of warnings to emit (0 = no limit)

Implemented in llvm::InstrProfCorrelatorImpl< IntPtrT >.

◆ dumpYaml()

virtual Error llvm::InstrProfCorrelator::dumpYaml ( int  MaxWarnings,
raw_ostream OS 
)
pure virtual

Process debug info and dump the correlation data.

Parameters
MaxWarningsthe maximum number of warnings to emit (0 = no limit)

Implemented in llvm::InstrProfCorrelatorImpl< IntPtrT >.

◆ get()

llvm::Expected< std::unique_ptr< InstrProfCorrelator > > InstrProfCorrelator::get ( StringRef  Filename,
ProfCorrelatorKind  FileKind 
)
static

◆ getCountersSectionSize()

uint64_t llvm::InstrProfCorrelator::getCountersSectionSize ( ) const
inline

Return the size of the counters section in bytes.

Definition at line 60 of file InstrProfCorrelator.h.

References Ctx.

◆ getDataSize()

std::optional< size_t > InstrProfCorrelator::getDataSize ( ) const

Return the number of ProfileData elements.

Definition at line 151 of file InstrProfCorrelator.cpp.

References llvm::CallingConv::C, and llvm::dyn_cast().

◆ getKind()

InstrProfCorrelatorKind llvm::InstrProfCorrelator::getKind ( ) const
inline

Definition at line 69 of file InstrProfCorrelator.h.

◆ getNamesPointer()

const char * llvm::InstrProfCorrelator::getNamesPointer ( ) const
inline

Return a pointer to the names string that this class constructs.

Definition at line 54 of file InstrProfCorrelator.h.

References Names.

◆ getNamesSize()

size_t llvm::InstrProfCorrelator::getNamesSize ( ) const
inline

Return the number of bytes in the names string.

Definition at line 57 of file InstrProfCorrelator.h.

References Names.

Friends And Related Function Documentation

◆ yaml::MappingTraits< CorrelationData >

friend struct yaml::MappingTraits< CorrelationData >
friend

Definition at line 96 of file InstrProfCorrelator.h.

◆ yaml::MappingTraits< Probe >

friend struct yaml::MappingTraits< Probe >
friend

Definition at line 96 of file InstrProfCorrelator.h.

◆ yaml::SequenceElementTraits< Probe >

friend struct yaml::SequenceElementTraits< Probe >
friend

Definition at line 96 of file InstrProfCorrelator.h.

Member Data Documentation

◆ CFGHashAttributeName

const char * InstrProfCorrelator::CFGHashAttributeName = "CFG Hash"
static

Definition at line 65 of file InstrProfCorrelator.h.

◆ Ctx

const std::unique_ptr<Context> llvm::InstrProfCorrelator::Ctx
protected

◆ FunctionNameAttributeName

const char * InstrProfCorrelator::FunctionNameAttributeName = "Function Name"
static

Definition at line 64 of file InstrProfCorrelator.h.

◆ Names

std::string llvm::InstrProfCorrelator::Names
protected

Definition at line 95 of file InstrProfCorrelator.h.

Referenced by getNamesPointer(), and getNamesSize().

◆ NamesVec

std::vector<std::string> llvm::InstrProfCorrelator::NamesVec
protected

Definition at line 96 of file InstrProfCorrelator.h.

◆ NumCountersAttributeName

const char * InstrProfCorrelator::NumCountersAttributeName = "Num Counters"
static

Definition at line 66 of file InstrProfCorrelator.h.


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