LLVM: lib/ObjectYAML/DWARFEmitter.cpp File Reference

LLVM 8.0.1

The DWARF component of yaml2obj. More...

#include "llvm/ObjectYAML/DWARFEmitter.h"
#include "DWARFVisitor.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ObjectYAML/DWARFYAML.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/LEB128.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SwapByteOrder.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <memory>
#include <string>
#include <vector>

Include dependency graph for DWARFEmitter.cpp:

Go to the source code of this file.

Typedefs
using	EmitFuncType = void(*)(raw_ostream &, const DWARFYAML::Data &)

Functions
template<typename T >
static void	writeInteger (T Integer, raw_ostream &OS, bool IsLittleEndian)

static void	writeVariableSizedInteger (uint64_t Integer, size_t Size, raw_ostream &OS, bool IsLittleEndian)

static void	ZeroFillBytes (raw_ostream &OS, size_t Size)

static void	writeInitialLength (const DWARFYAML::InitialLength &Length, raw_ostream &OS, bool IsLittleEndian)

static void	EmitFileEntry (raw_ostream &OS, const DWARFYAML::File &File)

static void	EmitDebugSectionImpl (const DWARFYAML::Data &DI, EmitFuncType EmitFunc, StringRef Sec, StringMap< std::unique_ptr< MemoryBuffer >> &OutputBuffers)

Detailed Description

The DWARF component of yaml2obj.

Provided as library code for tests.

Definition in file DWARFEmitter.cpp.

Typedef Documentation

◆ EmitFuncType

using EmitFuncType = void (*)(raw_ostream &, const DWARFYAML::Data &)

Definition at line 296 of file DWARFEmitter.cpp.

Function Documentation

◆ EmitDebugSectionImpl()

static void EmitDebugSectionImpl	(	const DWARFYAML::Data &	DI,
		EmitFuncType	EmitFunc,
		StringRef	Sec,
		StringMap< std::unique_ptr< MemoryBuffer >> &	OutputBuffers
	)

static

Definition at line 299 of file DWARFEmitter.cpp.

References llvm::DWARFYAML::Entry::AbbrCode, llvm::Data, llvm::raw_ostream::flush(), llvm::MemoryBufferRef::getBufferSize(), llvm::MemoryBuffer::getMemBufferCopy(), llvm::getSLEB128Size(), llvm::getULEB128Size(), llvm::DWARFYAML::Unit::Length, llvm::DWARFYAML::InitialLength::setLength(), llvm::StringRef::size(), and llvm::String.

Referenced by llvm::DWARFYAML::EmitDebugSections().

◆ EmitFileEntry()

static void EmitFileEntry	(	raw_ostream &	OS,
		const DWARFYAML::File &	File
	)

static

Definition at line 205 of file DWARFEmitter.cpp.

References llvm::StringRef::data(), llvm::DWARFYAML::File::DirIdx, llvm::encodeULEB128(), llvm::DWARFYAML::File::Length, llvm::DWARFYAML::File::ModTime, llvm::DWARFYAML::File::Name, llvm::StringRef::size(), and llvm::raw_ostream::write().

Referenced by llvm::DWARFYAML::EmitDebugLine().

◆ writeInitialLength()

static void writeInitialLength	(	const DWARFYAML::InitialLength &	Length,
		raw_ostream &	OS,
		bool	IsLittleEndian
	)

static

Definition at line 65 of file DWARFEmitter.cpp.

References llvm::DWARFYAML::InitialLength::isDWARF64(), llvm::DWARFYAML::InitialLength::TotalLength, llvm::DWARFYAML::InitialLength::TotalLength64, and writeInteger().

Referenced by llvm::DWARFYAML::EmitDebugAranges(), llvm::DWARFYAML::EmitDebugLine(), and llvm::DWARFYAML::EmitPubSection().

◆ writeInteger()

template<typename T >

static void writeInteger	(	T	Integer,
		raw_ostream &	OS,
		bool	IsLittleEndian
	)

static

Definition at line 39 of file DWARFEmitter.cpp.

References llvm::sys::IsLittleEndianHost, llvm::sys::swapByteOrder(), and llvm::raw_ostream::write().

Referenced by llvm::DWARFYAML::EmitDebugAranges(), llvm::DWARFYAML::EmitDebugLine(), llvm::DWARFYAML::EmitPubSection(), writeInitialLength(), and writeVariableSizedInteger().

◆ writeVariableSizedInteger()

static void writeVariableSizedInteger	(	uint64_t	Integer,
		size_t	Size,
		raw_ostream &	OS,
		bool	IsLittleEndian
	)

static

Definition at line 45 of file DWARFEmitter.cpp.

References assert(), and writeInteger().

Referenced by llvm::DWARFYAML::EmitDebugAranges(), and llvm::DWARFYAML::EmitDebugLine().

◆ ZeroFillBytes()

static void ZeroFillBytes	(	raw_ostream &	OS,
		size_t	Size
	)

static

Definition at line 59 of file DWARFEmitter.cpp.

References Size, and llvm::raw_ostream::write().

Referenced by llvm::DWARFYAML::EmitDebugAranges().