LLVM: lib/DebugInfo/CodeView/TypeIndexDiscovery.cpp File Reference

LLVM 22.0.0git

#include "llvm/DebugInfo/CodeView/TypeIndexDiscovery.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/Support/Endian.h"

Go to the source code of this file.

Functions
static MethodKind	getMethodKind (uint16_t Attrs)
static bool	isIntroVirtual (uint16_t Attrs)
static PointerMode	getPointerMode (uint32_t Attrs)
static bool	isMemberPointer (uint32_t Attrs)
static uint32_t	getEncodedIntegerLength (ArrayRef< uint8_t > Data)
static uint32_t	getCStringLength (ArrayRef< uint8_t > Data)
static void	handleMethodOverloadList (ArrayRef< uint8_t > Content, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleBaseClass (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleEnumerator (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleDataMember (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleOverloadedMethod (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleOneMethod (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleNestedType (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleStaticDataMember (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleVirtualBaseClass (ArrayRef< uint8_t > Data, uint32_t Offset, bool IsIndirect, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleVFPtr (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static uint32_t	handleListContinuation (ArrayRef< uint8_t > Data, uint32_t Offset, SmallVectorImpl< TiReference > &Refs)
static void	handleFieldList (ArrayRef< uint8_t > Content, SmallVectorImpl< TiReference > &Refs)
static void	handlePointer (ArrayRef< uint8_t > Content, SmallVectorImpl< TiReference > &Refs)
static void	discoverTypeIndices (ArrayRef< uint8_t > Content, TypeLeafKind Kind, SmallVectorImpl< TiReference > &Refs)
static bool	discoverTypeIndices (ArrayRef< uint8_t > Content, SymbolKind Kind, SmallVectorImpl< TiReference > &Refs)
static void	resolveTypeIndexReferences (ArrayRef< uint8_t > RecordData, ArrayRef< TiReference > Refs, SmallVectorImpl< TypeIndex > &Indices)

Function Documentation

◆ discoverTypeIndices() [1/2]

bool discoverTypeIndices	(	ArrayRef< uint8_t >	Content,
		SymbolKind	Kind,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 360 of file TypeIndexDiscovery.cpp.

References llvm::Count, llvm::ArrayRef< T >::data(), llvm::codeview::IndexRef, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

◆ discoverTypeIndices() [2/2]

void discoverTypeIndices	(	ArrayRef< uint8_t >	Content,
		TypeLeafKind	Kind,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 274 of file TypeIndexDiscovery.cpp.

References llvm::Count, llvm::ArrayRef< T >::data(), handleFieldList(), handleMethodOverloadList(), handlePointer(), llvm::codeview::IndexRef, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::support::endian::read16le(), llvm::support::endian::read32le(), and llvm::codeview::TypeRef.

◆ getCStringLength()

uint32_t getCStringLength ( ArrayRef< uint8_t > Data )

inlinestatic

Definition at line 64 of file TypeIndexDiscovery.cpp.

References llvm::Data.

Referenced by handleDataMember(), handleEnumerator(), handleNestedType(), handleOneMethod(), handleOverloadedMethod(), and handleStaticDataMember().

◆ getEncodedIntegerLength()

uint32_t getEncodedIntegerLength ( ArrayRef< uint8_t > Data )

inlinestatic

Definition at line 40 of file TypeIndexDiscovery.cpp.

References assert(), llvm::Data, N, and llvm::support::endian::read16le().

Referenced by handleBaseClass(), handleDataMember(), handleEnumerator(), and handleVirtualBaseClass().

◆ getMethodKind()

MethodKind getMethodKind ( uint16_t Attrs )

inlinestatic

Definition at line 17 of file TypeIndexDiscovery.cpp.

References llvm::codeview::MethodKindMask.

Referenced by isIntroVirtual().

◆ getPointerMode()

PointerMode getPointerMode ( uint32_t Attrs )

inlinestatic

Definition at line 29 of file TypeIndexDiscovery.cpp.

References llvm::codeview::PointerRecord::PointerModeMask, and llvm::codeview::PointerRecord::PointerModeShift.

Referenced by isMemberPointer().

◆ handleBaseClass()

uint32_t handleBaseClass	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 95 of file TypeIndexDiscovery.cpp.

References llvm::Data, getEncodedIntegerLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleDataMember()

uint32_t handleDataMember	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 115 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), getEncodedIntegerLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), Size, and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleEnumerator()

uint32_t handleEnumerator	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 105 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), getEncodedIntegerLength(), llvm::Offset, and Size.

Referenced by handleFieldList().

◆ handleFieldList()

void handleFieldList	(	ArrayRef< uint8_t >	Content,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 209 of file TypeIndexDiscovery.cpp.

References llvm::ArrayRef< T >::data(), llvm::ArrayRef< T >::drop_front(), llvm::ArrayRef< T >::empty(), llvm::ArrayRef< T >::front(), handleBaseClass(), handleDataMember(), handleEnumerator(), handleListContinuation(), handleNestedType(), handleOneMethod(), handleOverloadedMethod(), handleStaticDataMember(), handleVFPtr(), handleVirtualBaseClass(), llvm::Offset, and llvm::support::endian::read16le().

Referenced by discoverTypeIndices().

◆ handleListContinuation()

uint32_t handleListContinuation	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 200 of file TypeIndexDiscovery.cpp.

References llvm::Data, llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleMethodOverloadList()

void handleMethodOverloadList	(	ArrayRef< uint8_t >	Content,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 69 of file TypeIndexDiscovery.cpp.

References llvm::ArrayRef< T >::data(), llvm::ArrayRef< T >::drop_front(), llvm::ArrayRef< T >::empty(), isIntroVirtual(), LLVM_UNLIKELY, llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::support::endian::read16le(), and llvm::codeview::TypeRef.

Referenced by discoverTypeIndices().

◆ handleNestedType()

uint32_t handleNestedType	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 155 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleOneMethod()

uint32_t handleOneMethod	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 137 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), isIntroVirtual(), LLVM_UNLIKELY, llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::support::endian::read16le(), Size, and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleOverloadedMethod()

uint32_t handleOverloadedMethod	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 127 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handlePointer()

void handlePointer	(	ArrayRef< uint8_t >	Content,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 265 of file TypeIndexDiscovery.cpp.

References llvm::ArrayRef< T >::drop_front(), isMemberPointer(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::support::endian::read32le(), and llvm::codeview::TypeRef.

Referenced by discoverTypeIndices().

◆ handleStaticDataMember()

uint32_t handleStaticDataMember	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 165 of file TypeIndexDiscovery.cpp.

References llvm::Data, getCStringLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleVFPtr()

uint32_t handleVFPtr	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 191 of file TypeIndexDiscovery.cpp.

References llvm::Data, llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ handleVirtualBaseClass()

uint32_t handleVirtualBaseClass	(	ArrayRef< uint8_t >	Data,
		uint32_t	Offset,
		bool	IsIndirect,
		SmallVectorImpl< TiReference > &	Refs )

static

Definition at line 175 of file TypeIndexDiscovery.cpp.

References llvm::Data, getEncodedIntegerLength(), llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::push_back(), Size, and llvm::codeview::TypeRef.

Referenced by handleFieldList().

◆ isIntroVirtual()

bool isIntroVirtual ( uint16_t Attrs )

inlinestatic

Definition at line 23 of file TypeIndexDiscovery.cpp.

References getMethodKind(), llvm::codeview::IntroducingVirtual, and llvm::codeview::PureIntroducingVirtual.

Referenced by handleMethodOverloadList(), and handleOneMethod().

◆ isMemberPointer()

bool isMemberPointer ( uint32_t Attrs )

inlinestatic

Definition at line 34 of file TypeIndexDiscovery.cpp.

References getPointerMode(), Mode, llvm::codeview::PointerToDataMember, and llvm::codeview::PointerToMemberFunction.

Referenced by handlePointer().

◆ resolveTypeIndexReferences()

void resolveTypeIndexReferences	(	ArrayRef< uint8_t >	RecordData,
		ArrayRef< TiReference >	Refs,
		SmallVectorImpl< TypeIndex > &	Indices )

static

Definition at line 463 of file TypeIndexDiscovery.cpp.

References llvm::SmallVectorImpl< T >::append(), llvm::cantFail(), llvm::SmallVectorImpl< T >::clear(), llvm::ArrayRef< T >::drop_front(), llvm::ArrayRef< T >::empty(), llvm::little, llvm::BinaryStreamReader::readArray(), llvm::Ref, and llvm::BinaryStreamReader::setOffset().

Referenced by llvm::codeview::discoverTypeIndices(), and llvm::codeview::discoverTypeIndicesInSymbol().