DWARFContext.cpp File Reference

#include "DWARFContext.h"
#include "DWARFDebugArangeSet.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/Compression.h"
#include "llvm/Support/Dwarf.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>

Include dependency graph for DWARFContext.cpp:

Go to the source code of this file.

Defines
#define	DEBUG_TYPE   "dwarf"
Typedefs
typedef DWARFDebugLine::LineTable	DWARFLineTable
typedef DILineInfoSpecifier::FileLineInfoKind	FileLineInfoKind
typedef DILineInfoSpecifier::FunctionNameKind	FunctionNameKind
Functions
static void	dumpPubSection (raw_ostream &OS, StringRef Name, StringRef Data, bool LittleEndian, bool GnuStyle)
static bool	getFileNameForUnit (DWARFCompileUnit *U, const DWARFLineTable *LineTable, uint64_t FileIndex, FileLineInfoKind Kind, std::string &FileName)
static bool	getFileLineInfoForCompileUnit (DWARFCompileUnit *CU, const DWARFLineTable *LineTable, uint64_t Address, FileLineInfoKind Kind, DILineInfo &Result)
static bool	getFunctionNameForAddress (DWARFCompileUnit *CU, uint64_t Address, FunctionNameKind Kind, std::string &FunctionName)
static bool	consumeCompressedDebugSectionHeader (StringRef &data, uint64_t &OriginalSize)

---

Define Documentation

#define DEBUG_TYPE   "dwarf"

Definition at line 25 of file DWARFContext.cpp.

---

Typedef Documentation

typedef DWARFDebugLine::LineTable DWARFLineTable

Definition at line 27 of file DWARFContext.cpp.

typedef DILineInfoSpecifier::FileLineInfoKind FileLineInfoKind

Definition at line 28 of file DWARFContext.cpp.

typedef DILineInfoSpecifier::FunctionNameKind FunctionNameKind

Definition at line 29 of file DWARFContext.cpp.

---

Function Documentation

static bool consumeCompressedDebugSectionHeader	(	StringRef &	data,
		uint64_t &	OriginalSize
	)		[static]

Definition at line 584 of file DWARFContext.cpp.

References llvm::DataExtractor::getU64(), llvm::StringRef::startswith(), and llvm::StringRef::substr().

Referenced by llvm::DWARFContextInMemory::DWARFContextInMemory().

static void dumpPubSection	(	raw_ostream &	OS,
		StringRef	Name,
		StringRef	Data,
		bool	LittleEndian,
		bool	GnuStyle
	)		[static]

Definition at line 31 of file DWARFContext.cpp.

References llvm::format(), llvm::dwarf::GDBIndexEntryKindString(), llvm::dwarf::GDBIndexEntryLinkageString(), llvm::DataExtractor::getCStr(), llvm::DataExtractor::getU16(), llvm::DataExtractor::getU32(), llvm::DataExtractor::getU8(), llvm::DataExtractor::isValidOffset(), and llvm::StringRef::size().

Referenced by llvm::DWARFContext::dump().

static bool getFileLineInfoForCompileUnit	(	DWARFCompileUnit *	CU,
		const DWARFLineTable *	LineTable,
		uint64_t	Address,
		FileLineInfoKind	Kind,
		DILineInfo &	Result
	)		[static]

Definition at line 424 of file DWARFContext.cpp.

References llvm::DILineInfo::Column, llvm::DWARFDebugLine::Row::Column, llvm::DWARFDebugLine::Row::File, llvm::DILineInfo::FileName, getFileNameForUnit(), llvm::DILineInfo::Line, llvm::DWARFDebugLine::Row::Line, llvm::DWARFDebugLine::LineTable::lookupAddress(), and llvm::DWARFDebugLine::LineTable::Rows.

Referenced by llvm::DWARFContext::getInliningInfoForAddress(), and llvm::DWARFContext::getLineInfoForAddress().

static bool getFileNameForUnit	(	DWARFCompileUnit *	U,
		const DWARFLineTable *	LineTable,
		uint64_t	FileIndex,
		FileLineInfoKind	Kind,
		std::string &	FileName
	)		[static]

Definition at line 404 of file DWARFContext.cpp.

References llvm::sys::path::append(), llvm::DWARFUnit::getCompilationDir(), llvm::DWARFDebugLine::LineTable::getFileNameByIndex(), llvm::sys::path::is_relative(), llvm::None, and llvm::SmallString< InternalLen >::str().

Referenced by getFileLineInfoForCompileUnit(), llvm::DWARFContext::getInliningInfoForAddress(), and llvm::DWARFContext::getLineInfoForAddressRange().

static bool getFunctionNameForAddress	(	DWARFCompileUnit *	CU,
		uint64_t	Address,
		FunctionNameKind	Kind,
		std::string &	FunctionName
	)		[static]

Definition at line 445 of file DWARFContext.cpp.

References llvm::DWARFDebugInfoEntryInlinedChain::DIEs, llvm::DWARFUnit::getInlinedChainForAddress(), llvm::DWARFDebugInfoEntryMinimal::getSubroutineName(), Name, llvm::None, llvm::SmallVectorTemplateCommon< T, typename >::size(), and llvm::DWARFDebugInfoEntryInlinedChain::U.

Referenced by llvm::DWARFContext::getLineInfoForAddress(), and llvm::DWARFContext::getLineInfoForAddressRange().