ELF.cpp File Reference

#include "llvm/Object/ELF.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/BinaryFormat/ELF.h"
#include "llvm/Object/Decompressor.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/DataExtractor.h"
#include "llvm/BinaryFormat/ELFRelocs/M68k.def"
#include "llvm/BinaryFormat/ELFRelocs/x86_64.def"
#include "llvm/BinaryFormat/ELFRelocs/i386.def"
#include "llvm/BinaryFormat/ELFRelocs/Mips.def"
#include "llvm/BinaryFormat/ELFRelocs/AArch64.def"
#include "llvm/BinaryFormat/ELFRelocs/ARM.def"
#include "llvm/BinaryFormat/ELFRelocs/ARC.def"
#include "llvm/BinaryFormat/ELFRelocs/AVR.def"
#include "llvm/BinaryFormat/ELFRelocs/Hexagon.def"
#include "llvm/BinaryFormat/ELFRelocs/Lanai.def"
#include "llvm/BinaryFormat/ELFRelocs/PowerPC.def"
#include "llvm/BinaryFormat/ELFRelocs/PowerPC64.def"
#include "llvm/BinaryFormat/ELFRelocs/RISCV.def"
#include "llvm/BinaryFormat/ELFRelocs/SystemZ.def"
#include "llvm/BinaryFormat/ELFRelocs/Sparc.def"
#include "llvm/BinaryFormat/ELFRelocs/AMDGPU.def"
#include "llvm/BinaryFormat/ELFRelocs/BPF.def"
#include "llvm/BinaryFormat/ELFRelocs/MSP430.def"
#include "llvm/BinaryFormat/ELFRelocs/VE.def"
#include "llvm/BinaryFormat/ELFRelocs/CSKY.def"
#include "llvm/BinaryFormat/ELFRelocs/LoongArch.def"
#include "llvm/BinaryFormat/ELFRelocs/Xtensa.def"
#include "llvm/BinaryFormat/DynamicTags.def"

Go to the source code of this file.

Macros
#define	STRINGIFY_ENUM_CASE(ns, name)
#define	ELF_RELOC(name, value)
#define	DYNAMIC_STRINGIFY_ENUM(tag, value)
#define	DYNAMIC_TAG(n, v)
#define	AARCH64_DYNAMIC_TAG(name, value)
#define	HEXAGON_DYNAMIC_TAG(name, value)
#define	MIPS_DYNAMIC_TAG(name, value)
#define	PPC_DYNAMIC_TAG(name, value)
#define	PPC64_DYNAMIC_TAG(name, value)
#define	RISCV_DYNAMIC_TAG(name, value)
#define	AARCH64_DYNAMIC_TAG(name, value)
#define	MIPS_DYNAMIC_TAG(name, value)
#define	HEXAGON_DYNAMIC_TAG(name, value)
#define	PPC_DYNAMIC_TAG(name, value)
#define	PPC64_DYNAMIC_TAG(name, value)
#define	RISCV_DYNAMIC_TAG(name, value)
#define	DYNAMIC_TAG_MARKER(name, value)
#define	DYNAMIC_TAG(name, value)

Functions
template<typename IntTy, std::enable_if_t< std::is_unsigned_v< IntTy >, int > = 0>
static IntTy	readULEB128As (DataExtractor &Data, DataExtractor::Cursor &Cur, Error &ULEBSizeErr)
template<typename ELFT>
static Expected< std::vector< BBAddrMap > >	decodeBBAddrMapImpl (const ELFFile< ELFT > &EF, const typename ELFFile< ELFT >::Elf_Shdr &Sec, const typename ELFFile< ELFT >::Elf_Shdr *RelaSec, std::vector< PGOAnalysisMap > *PGOAnalyses)

Macro Definition Documentation

AARCH64_DYNAMIC_TAG [1/2]

#define AARCH64_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

AARCH64_DYNAMIC_TAG [2/2]

#define AARCH64_DYNAMIC_TAG	(		name,
			value )

DYNAMIC_STRINGIFY_ENUM

#define DYNAMIC_STRINGIFY_ENUM	(		tag,
			value )

Value:

  case value:                                                                  \
    return #tag;

DYNAMIC_TAG [1/2]

#define DYNAMIC_TAG	(		n,
			v )

DYNAMIC_TAG [2/2]

#define DYNAMIC_TAG	(		name,
			value )

Value:

case value: return #name;

DYNAMIC_TAG_MARKER

#define DYNAMIC_TAG_MARKER	(		name,
			value )

ELF_RELOC

#define ELF_RELOC	(		name,
			value )

Value:

STRINGIFY_ENUM_CASE(ELF, name)

Definition at line 23 of file ELF.cpp.

HEXAGON_DYNAMIC_TAG [1/2]

#define HEXAGON_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

HEXAGON_DYNAMIC_TAG [2/2]

#define HEXAGON_DYNAMIC_TAG	(		name,
			value )

MIPS_DYNAMIC_TAG [1/2]

#define MIPS_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

MIPS_DYNAMIC_TAG [2/2]

#define MIPS_DYNAMIC_TAG	(		name,
			value )

PPC64_DYNAMIC_TAG [1/2]

#define PPC64_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

PPC64_DYNAMIC_TAG [2/2]

#define PPC64_DYNAMIC_TAG	(		name,
			value )

PPC_DYNAMIC_TAG [1/2]

#define PPC_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

PPC_DYNAMIC_TAG [2/2]

#define PPC_DYNAMIC_TAG	(		name,
			value )

RISCV_DYNAMIC_TAG [1/2]

#define RISCV_DYNAMIC_TAG	(		name,
			value )

Value:

DYNAMIC_STRINGIFY_ENUM(name, value)

RISCV_DYNAMIC_TAG [2/2]

#define RISCV_DYNAMIC_TAG	(		name,
			value )

STRINGIFY_ENUM_CASE

#define STRINGIFY_ENUM_CASE	(		ns,
			name )

Value:

  case ns::name:                                                               \
    return #name;

Definition at line 19 of file ELF.cpp.

Function Documentation

decodeBBAddrMapImpl()

template<typename ELFT>

Expected< std::vector< BBAddrMap > > decodeBBAddrMapImpl ( const ELFFile< ELFT > & EF, const typename ELFFile< ELFT >::Elf_Shdr & Sec, const typename ELFFile< ELFT >::Elf_Shdr * RelaSec, std::vector< PGOAnalysisMap > * PGOAnalyses )

static

Definition at line 738 of file ELF.cpp.

References assert(), llvm::object::BBAddrMap::Features::BBFreq, llvm::object::BBAddrMap::Features::BrProb, BrProb, llvm::object::BBAddrMap::Features::CallsiteEndOffsets, llvm::CallsiteIndex, llvm::object::Decompressor::create(), llvm::object::createError(), llvm::object::ELFFile< ELFT >::crels(), llvm::Data, llvm::object::BBAddrMap::BBEntry::Metadata::decode(), llvm::object::BBAddrMap::Features::decode(), llvm::object::describe(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::ELF::ET_REL, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::find(), llvm::object::BBAddrMap::Features::FuncEntryCount, FuncEntryCount, llvm::object::ELFFile< ELFT >::getHeader(), llvm::BranchProbability::getRaw(), llvm::object::ELFFile< ELFT >::getSectionContents(), llvm::object::ELFFile< ELFT >::getSectionName(), llvm::object::BBAddrMap::Features::hasPGOAnalysis(), llvm::object::BBAddrMap::Features::hasPGOAnalysisBBData(), I, llvm::object::ELFFile< ELFT >::isLE(), llvm::joinErrors(), llvm::object::BBAddrMap::Features::MultiBBRange, llvm::Offset, llvm::object::BBAddrMap::Features::OmitBBEntries, llvm::SmallVectorTemplateBase< T, bool >::push_back(), readULEB128As(), llvm::object::ELFFile< ELFT >::relas(), llvm::SmallVectorImpl< T >::reserve(), llvm::ELF::SHF_COMPRESSED, llvm::ELF::SHT_CREL, Size, llvm::ArrayRef< T >::size(), llvm::Error::success(), llvm::DataExtractor::Cursor::takeError(), llvm::Expected< T >::takeError(), llvm::DataExtractor::Cursor::tell(), llvm::toString(), llvm::toStringRef(), llvm::Twine::utohexstr(), and llvm::Version.

Referenced by llvm::object::ELFFile< ELFT >::decodeBBAddrMap().

readULEB128As()

template<typename IntTy, std::enable_if_t< std::is_unsigned_v< IntTy >, int > = 0>

IntTy readULEB128As ( DataExtractor & Data, DataExtractor::Cursor & Cur, Error & ULEBSizeErr )

static

Definition at line 719 of file ELF.cpp.

References llvm::object::createError(), llvm::Data, llvm::Offset, llvm::DataExtractor::Cursor::tell(), and llvm::Twine::utohexstr().

Referenced by decodeBBAddrMapImpl().