DWARFDie.cpp File Reference

#include "llvm/DebugInfo/DWARF/DWARFDie.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h"
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
#include "llvm/DebugInfo/DWARF/DWARFDebugLine.h"
#include "llvm/DebugInfo/DWARF/DWARFDebugLoc.h"
#include "llvm/DebugInfo/DWARF/DWARFExpressionPrinter.h"
#include "llvm/DebugInfo/DWARF/DWARFFormValue.h"
#include "llvm/DebugInfo/DWARF/DWARFTypePrinter.h"
#include "llvm/DebugInfo/DWARF/DWARFTypeUnit.h"
#include "llvm/DebugInfo/DWARF/DWARFUnit.h"
#include "llvm/DebugInfo/DWARF/LowLevel/DWARFExpression.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/DataExtractor.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/FormatVariadic.h"
#include "llvm/Support/WithColor.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <cinttypes>
#include <cstdint>
#include <string>
#include <utility>

Go to the source code of this file.

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Functions
static void	dumpApplePropertyAttribute (raw_ostream &OS, uint64_t Val)
static void	dumpRanges (const DWARFObject &Obj, raw_ostream &OS, const DWARFAddressRangesVector &Ranges, unsigned AddressSize, unsigned Indent, const DIDumpOptions &DumpOpts)
static void	dumpLocationList (raw_ostream &OS, const DWARFFormValue &FormValue, DWARFUnit *U, unsigned Indent, DIDumpOptions DumpOpts)
static void	dumpLocationExpr (raw_ostream &OS, const DWARFFormValue &FormValue, DWARFUnit *U, unsigned Indent, DIDumpOptions DumpOpts)
static DWARFDie	resolveReferencedType (DWARFDie D, DWARFFormValue F)
static llvm::StringRef	prettyLanguageVersionString (const DWARFAttribute &AttrValue, const DWARFDie &Die)
static llvm::Expected< llvm::StringRef >	getApplePropertyName (const DWARFDie &PropDIE)
static void	dumpAttribute (raw_ostream &OS, const DWARFDie &Die, const DWARFAttribute &AttrValue, unsigned Indent, DIDumpOptions DumpOpts)
static std::optional< uint64_t >	getTypeSizeImpl (DWARFDie Die, uint64_t PointerSize, SmallPtrSetImpl< const DWARFDebugInfoEntry * > &Visited)
static unsigned	dumpParentChain (DWARFDie Die, raw_ostream &OS, unsigned Indent, DIDumpOptions DumpOpts, unsigned Depth=0)
	Helper to dump a DIE with all of its parents, but no siblings.
LLVM_ABI void	llvm::dumpTypeQualifiedName (const DWARFDie &DIE, raw_ostream &OS)
LLVM_ABI void	llvm::dumpTypeUnqualifiedName (const DWARFDie &DIE, raw_ostream &OS, std::string *OriginalFullName=nullptr)

Function Documentation

dumpApplePropertyAttribute()

void dumpApplePropertyAttribute ( raw_ostream & OS, uint64_t Val )

static

Definition at line 40 of file DWARFDie.cpp.

References llvm::dwarf::ApplePropertyString(), assert(), llvm::countr_zero(), and llvm::format().

Referenced by dumpAttribute().

dumpAttribute()

void dumpAttribute ( raw_ostream & OS, const DWARFDie & Die, const DWARFAttribute & AttrValue, unsigned Indent, DIDumpOptions DumpOpts )

static

Definition at line 151 of file DWARFDie.cpp.

References llvm::DILineInfoSpecifier::AbsoluteFilePath, llvm::DWARFAttribute::Attr, llvm::Attribute, llvm::dwarf::AttributeValueString(), llvm::dwarf::computeTombstoneAddress(), llvm::DWARFFormValue::createFromUValue(), llvm::createStringError(), D(), llvm::DWARFFormValue::dump(), llvm::DWARFFormValue::dumpAddress(), dumpApplePropertyAttribute(), dumpLocationExpr(), dumpLocationList(), dumpRanges(), llvm::dumpTypeQualifiedName(), llvm::StringRef::empty(), llvm::Enumerator, llvm::DWARFFormValue::FC_Block, llvm::DWARFFormValue::FC_Exprloc, llvm::DWARFFormValue::FC_SectionOffset, llvm::formatv(), llvm::DWARFDie::getAddressRanges(), getApplePropertyName(), llvm::DWARFFormValue::getAsAddress(), llvm::DWARFFormValue::getAsSectionOffset(), llvm::DWARFFormValue::getAsUnsignedConstant(), llvm::DWARFDie::getAttributeValueAsReferencedDie(), llvm::DWARFUnit::getContext(), llvm::DWARFContext::getDWARFObj(), llvm::DWARFDie::getDwarfUnit(), llvm::DWARFFormValue::getForm(), llvm::DWARFDie::getLowAndHighPC(), llvm::DWARFDie::getName(), llvm::raw_ostream::indent(), llvm::invalid_argument, llvm::DWARFFormValue::isFormClass(), llvm::DWARFDie::isValid(), llvm::LinkageName, llvm::DWARFAttribute::mayHaveLocationExpr(), llvm::DWARFAttribute::mayHaveLocationList(), prettyLanguageVersionString(), llvm::DIDumpOptions::RecoverableErrorHandler, resolveReferencedType(), llvm::DIDumpOptions::ShowAddresses, llvm::DIDumpOptions::ShowForm, llvm::String, llvm::toString(), llvm::DWARFAttribute::Value, and llvm::DIDumpOptions::Verbose.

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

dumpLocationExpr()

void dumpLocationExpr ( raw_ostream & OS, const DWARFFormValue & FormValue, DWARFUnit * U, unsigned Indent, DIDumpOptions DumpOpts )

static

Definition at line 92 of file DWARFDie.cpp.

References assert(), llvm::Data, llvm::ArrayRef< T >::data(), llvm::DWARFFormValue::FC_Block, llvm::DWARFFormValue::FC_Exprloc, llvm::DWARFFormValue::getAsBlock(), llvm::DWARFFormValue::isFormClass(), llvm::printDwarfExpression(), and llvm::ArrayRef< T >::size().

Referenced by dumpAttribute().

dumpLocationList()

void dumpLocationList ( raw_ostream & OS, const DWARFFormValue & FormValue, DWARFUnit * U, unsigned Indent, DIDumpOptions DumpOpts )

static

Definition at line 72 of file DWARFDie.cpp.

References assert(), llvm::DWARFFormValue::dump(), llvm::DWARFFormValue::FC_SectionOffset, llvm::DWARFFormValue::getAsSectionOffset(), llvm::DWARFFormValue::getForm(), llvm::DWARFFormValue::isFormClass(), and llvm::Offset.

Referenced by llvm::DWARFDebugLoc::dump(), dumpAttribute(), and llvm::DWARFDebugLoclists::dumpRange().

dumpParentChain()

unsigned dumpParentChain ( DWARFDie Die, raw_ostream & OS, unsigned Indent, DIDumpOptions DumpOpts, unsigned Depth = 0 )

static

Helper to dump a DIE with all of its parents, but no siblings.

Definition at line 652 of file DWARFDie.cpp.

References llvm::Depth, llvm::DWARFDie::dump(), dumpParentChain(), llvm::DWARFDie::getParent(), and llvm::DIDumpOptions::ParentRecurseDepth.

Referenced by llvm::DWARFDie::dump(), and dumpParentChain().

dumpRanges()

void dumpRanges ( const DWARFObject & Obj, raw_ostream & OS, const DWARFAddressRangesVector & Ranges, unsigned AddressSize, unsigned Indent, const DIDumpOptions & DumpOpts )

static

Definition at line 58 of file DWARFDie.cpp.

References llvm::raw_ostream::indent(), and llvm::DIDumpOptions::ShowAddresses.

Referenced by dumpAttribute().

getApplePropertyName()

llvm::Expected< llvm::StringRef > getApplePropertyName ( const DWARFDie & PropDIE )

static

Definition at line 133 of file DWARFDie.cpp.

References llvm::createStringError(), llvm::DWARFDie::find(), and llvm::DWARFDie::getTag().

Referenced by dumpAttribute().

getTypeSizeImpl()

std::optional< uint64_t > getTypeSizeImpl ( DWARFDie Die, uint64_t PointerSize, SmallPtrSetImpl< const DWARFDebugInfoEntry * > & Visited )

static

Definition at line 580 of file DWARFDie.cpp.

References llvm::DWARFDie::find(), llvm::DWARFDie::getAttributeValueAsReferencedDie(), llvm::DWARFDie::getDebugInfoEntry(), llvm::DWARFDie::getTag(), getTypeSizeImpl(), llvm::SmallPtrSetImpl< PtrType >::insert(), and Size.

Referenced by llvm::DWARFDie::getTypeSize(), and getTypeSizeImpl().

prettyLanguageVersionString()

llvm::StringRef prettyLanguageVersionString ( const DWARFAttribute & AttrValue, const DWARFDie & Die )

static

Definition at line 111 of file DWARFDie.cpp.

References llvm::DWARFAttribute::Attr, llvm::DWARFDie::find(), llvm::DWARFFormValue::getAsUnsignedConstant(), llvm::dwarf::LanguageDescription(), and llvm::DWARFAttribute::Value.

Referenced by dumpAttribute().

resolveReferencedType()

DWARFDie resolveReferencedType ( DWARFDie D, DWARFFormValue F )

static

Definition at line 106 of file DWARFDie.cpp.

References D(), and F.

Referenced by dumpAttribute().