llvm::GCOVBuffer Class Reference

GCOVBuffer - A wrapper around MemoryBuffer to provide GCOV specific read operations. More...

#include "llvm/ProfileData/GCOV.h"

Public Member Functions
	GCOVBuffer (MemoryBuffer *B)
	~GCOVBuffer ()
bool	readGCNOFormat ()
	readGCNOFormat - Check GCNO signature is valid at the beginning of buffer.
bool	readGCDAFormat ()
	readGCDAFormat - Check GCDA signature is valid at the beginning of buffer.
bool	readGCOVVersion (GCOV::GCOVVersion &version)
	readGCOVVersion - Read GCOV version.
uint32_t	getWord ()
StringRef	getString ()
bool	readInt (uint32_t &Val)
bool	readInt64 (uint64_t &Val)
bool	readString (StringRef &str)

Public Attributes
DataExtractor	de {ArrayRef<uint8_t>{}, false, 0}
DataExtractor::Cursor	cursor {0}

Detailed Description

GCOVBuffer - A wrapper around MemoryBuffer to provide GCOV specific read operations.

Definition at line 73 of file GCOV.h.

Constructor & Destructor Documentation

GCOVBuffer()

llvm::GCOVBuffer::GCOVBuffer ( MemoryBuffer *  B )

inline

Definition at line 75 of file GCOV.h.

~GCOVBuffer()

llvm::GCOVBuffer::~GCOVBuffer ( )

inline

Definition at line 76 of file GCOV.h.

References llvm::consumeError(), cursor, and llvm::DataExtractor::Cursor::takeError().

Member Function Documentation

getString()

StringRef llvm::GCOVBuffer::getString ( )

inline

Definition at line 145 of file GCOV.h.

References cursor, de, llvm::DataExtractor::getBytes(), readInt(), and llvm::StringRef::split().

getWord()

uint32_t llvm::GCOVBuffer::getWord ( )

inline

Definition at line 144 of file GCOV.h.

References cursor, de, and llvm::DataExtractor::getU32().

Referenced by llvm::GCOVFile::readGCDA(), and llvm::GCOVFile::readGCNO().

readGCDAFormat()

bool llvm::GCOVBuffer::readGCDAFormat ( )

inline

readGCDAFormat - Check GCDA signature is valid at the beginning of buffer.

Definition at line 94 of file GCOV.h.

References de, llvm::MemoryBuffer::getBuffer(), and llvm::StringRef::substr().

Referenced by llvm::GCOVFile::readGCDA(), and llvm::sampleprof::SampleProfileReaderGCC::readHeader().

readGCNOFormat()

bool llvm::GCOVBuffer::readGCNOFormat ( )

inline

readGCNOFormat - Check GCNO signature is valid at the beginning of buffer.

Definition at line 79 of file GCOV.h.

References de, llvm::errs(), llvm::MemoryBuffer::getBuffer(), and llvm::StringRef::substr().

Referenced by llvm::GCOVFile::readGCNO().

readGCOVVersion()

bool llvm::GCOVBuffer::readGCOVVersion ( GCOV::GCOVVersion &  version )

inline

readGCOVVersion - Read GCOV version.

Definition at line 108 of file GCOV.h.

References cursor, de, llvm::errs(), llvm::DataExtractor::getBytes(), llvm::DataExtractor::isLittleEndian(), llvm::GCOV::V1200, llvm::GCOV::V304, llvm::GCOV::V407, llvm::GCOV::V408, llvm::GCOV::V800, and llvm::GCOV::V900.

Referenced by llvm::GCOVFile::readGCDA(), llvm::GCOVFile::readGCNO(), and llvm::sampleprof::SampleProfileReaderGCC::readHeader().

readInt()

bool llvm::GCOVBuffer::readInt ( uint32_t &  Val )

inline

Definition at line 152 of file GCOV.h.

References cursor, de, llvm::errs(), llvm::DataExtractor::getU32(), llvm::DataExtractor::size(), and llvm::DataExtractor::Cursor::tell().

Referenced by getString(), llvm::sampleprof::SampleProfileReaderGCC::readFunctionProfiles(), llvm::GCOVFile::readGCDA(), llvm::GCOVFile::readGCNO(), readInt64(), llvm::sampleprof::SampleProfileReaderGCC::readNameTable(), llvm::sampleprof::SampleProfileReaderGCC::readNumber(), llvm::sampleprof::SampleProfileReaderGCC::readOneFunctionProfile(), llvm::sampleprof::SampleProfileReaderGCC::readSectionTag(), readString(), and llvm::sampleprof::SampleProfileReaderGCC::skipNextWord().

readInt64()

bool llvm::GCOVBuffer::readInt64 ( uint64_t &  Val )

inline

Definition at line 162 of file GCOV.h.

References llvm::Hi, llvm::Lo, and readInt().

Referenced by llvm::GCOVFile::readGCDA(), llvm::sampleprof::SampleProfileReaderGCC::readNumber(), and llvm::sampleprof::SampleProfileReaderGCC::readOneFunctionProfile().

readString()

bool llvm::GCOVBuffer::readString ( StringRef &  str )

inline

Definition at line 170 of file GCOV.h.

References cursor, de, llvm::StringRef::drop_back(), llvm::DataExtractor::getBytes(), readInt(), llvm::StringRef::split(), and llvm::GCOV::V1200.

Referenced by llvm::GCOVFile::readGCNO(), llvm::sampleprof::SampleProfileReaderGCC::readNameTable(), and llvm::sampleprof::SampleProfileReaderGCC::readString().

Member Data Documentation

cursor

DataExtractor::Cursor llvm::GCOVBuffer::cursor {0}

Definition at line 182 of file GCOV.h.

Referenced by getString(), getWord(), llvm::GCOVFile::readGCDA(), llvm::GCOVFile::readGCNO(), readGCOVVersion(), readInt(), readString(), and ~GCOVBuffer().

de

DataExtractor llvm::GCOVBuffer::de {ArrayRef<uint8_t>{}, false, 0}

Definition at line 181 of file GCOV.h.

Referenced by getString(), getWord(), llvm::GCOVFile::readGCDA(), readGCDAFormat(), llvm::GCOVFile::readGCNO(), readGCNOFormat(), readGCOVVersion(), readInt(), and readString().

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

• include/llvm/ProfileData/GCOV.h