BTFParser.cpp File Reference

#include "llvm/DebugInfo/BTF/BTFParser.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Errc.h"

Go to the source code of this file.

Classes
struct	llvm::BTFParser::ParseContext

Macros
#define	DEBUG_TYPE   "debug-info-btf-parser"

Enumerations
enum	RelocKindGroup { RKG_FIELD , RKG_TYPE , RKG_ENUMVAL , RKG_UNKNOWN }

Functions
static size_t	byteSize (BTF::CommonType *Type)
template<typename T >
static const T *	findInfo (const DenseMap< uint64_t, SmallVector< T, 0 > > &SecMap, SectionedAddress Address)
static RelocKindGroup	relocKindGroup (const BTF::BPFFieldReloc *Reloc)
static bool	isMod (const BTF::CommonType *Type)
static bool	printMod (const BTFParser &BTF, const BTF::CommonType *Type, raw_ostream &Stream)
static const BTF::CommonType *	skipModsAndTypedefs (const BTFParser &BTF, const BTF::CommonType *Type)
static void	relocKindName (uint32_t X, raw_ostream &Out)

Variables
const char	BTFSectionName [] = ".BTF"
const char	BTFExtSectionName [] = ".BTF.ext"
const BTF::CommonType	VoidTypeInst = {0, BTF::BTF_KIND_UNKN << 24, {0}}

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "debug-info-btf-parser"

Definition at line 19 of file BTFParser.cpp.

Enumeration Type Documentation

RelocKindGroup

enum RelocKindGroup

Enumerator
RKG_FIELD
RKG_TYPE
RKG_ENUMVAL
RKG_UNKNOWN

Definition at line 464 of file BTFParser.cpp.

Function Documentation

byteSize()

static size_t byteSize ( BTF::CommonType *  Type )

static

Definition at line 154 of file BTFParser.cpp.

References Size.

findInfo()

template<typename T >

static const T * findInfo ( const DenseMap< uint64_t, SmallVector< T, 0 > > &  SecMap, SectionedAddress  Address  )

static

Definition at line 432 of file BTFParser.cpp.

References llvm::Address, llvm::SmallVectorTemplateCommon< T, typename >::end(), and llvm::partition_point().

Referenced by llvm::BTFParser::findFieldReloc(), and llvm::BTFParser::findLineInfo().

isMod()

static bool isMod ( const BTF::CommonType *  Type )

static

Definition at line 494 of file BTFParser.cpp.

Referenced by skipModsAndTypedefs().

printMod()

static bool printMod ( const BTFParser &  BTF, const BTF::CommonType *  Type, raw_ostream &  Stream  )

static

Definition at line 506 of file BTFParser.cpp.

References llvm::BTFParser::findString().

Referenced by llvm::BTFParser::symbolize().

relocKindGroup()

static RelocKindGroup relocKindGroup ( const BTF::BPFFieldReloc *  Reloc )

static

Definition at line 471 of file BTFParser.cpp.

References llvm::BTF::BTF_TYPE_ID_LOCAL, llvm::BTF::BTF_TYPE_ID_REMOTE, llvm::BTF::ENUM_VALUE, llvm::BTF::ENUM_VALUE_EXISTENCE, llvm::BTF::FIELD_BYTE_OFFSET, llvm::BTF::FIELD_BYTE_SIZE, llvm::BTF::FIELD_EXISTENCE, llvm::BTF::FIELD_LSHIFT_U64, llvm::BTF::FIELD_RSHIFT_U64, llvm::BTF::FIELD_SIGNEDNESS, llvm::BTF::BPFFieldReloc::RelocKind, RKG_ENUMVAL, RKG_FIELD, RKG_TYPE, RKG_UNKNOWN, llvm::BTF::TYPE_EXISTENCE, llvm::BTF::TYPE_MATCH, and llvm::BTF::TYPE_SIZE.

Referenced by llvm::BTFParser::symbolize().

relocKindName()

static void relocKindName ( uint32_t  X, raw_ostream &  Out  )

static

Definition at line 555 of file BTFParser.cpp.

References llvm::BTF::BTF_TYPE_ID_LOCAL, llvm::BTF::BTF_TYPE_ID_REMOTE, llvm::BTF::ENUM_VALUE, llvm::BTF::ENUM_VALUE_EXISTENCE, llvm::BTF::FIELD_BYTE_OFFSET, llvm::BTF::FIELD_BYTE_SIZE, llvm::BTF::FIELD_EXISTENCE, llvm::BTF::FIELD_LSHIFT_U64, llvm::BTF::FIELD_RSHIFT_U64, llvm::BTF::FIELD_SIGNEDNESS, llvm::BTF::TYPE_EXISTENCE, llvm::BTF::TYPE_MATCH, llvm::BTF::TYPE_SIZE, and X.

Referenced by llvm::BTFParser::symbolize().

skipModsAndTypedefs()

static const BTF::CommonType * skipModsAndTypedefs ( const BTFParser &  BTF, const BTF::CommonType *  Type  )

static

Definition at line 527 of file BTFParser.cpp.

References llvm::sampleprof::Base, llvm::BTFParser::findType(), isMod(), and llvm::Type::Type().

Referenced by llvm::BTFParser::symbolize().

Variable Documentation

BTFExtSectionName

const char BTFExtSectionName[] = ".BTF.ext"

Definition at line 27 of file BTFParser.cpp.

Referenced by llvm::BTFParser::hasBTFSections(), and llvm::BTFParser::parse().

BTFSectionName

const char BTFSectionName[] = ".BTF"

Definition at line 26 of file BTFParser.cpp.

Referenced by llvm::BTFParser::hasBTFSections(), and llvm::BTFParser::parse().

VoidTypeInst

const BTF::CommonType VoidTypeInst = {0, BTF::BTF_KIND_UNKN << 24, {0}}

Definition at line 191 of file BTFParser.cpp.