#include "ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h"

Inheritance diagram for llvm::RuntimeDyldImpl:

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Collaboration diagram for llvm::RuntimeDyldImpl:

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Public Member Functions
	RuntimeDyldImpl (RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver)

virtual	~RuntimeDyldImpl ()

void	setProcessAllSections (bool ProcessAllSections)

virtual std::unique_ptr< RuntimeDyld::LoadedObjectInfo >	loadObject (const object::ObjectFile &Obj)=0

uint64_t	getSectionLoadAddress (unsigned SectionID) const

uint8_t *	getSectionAddress (unsigned SectionID) const

StringRef	getSectionContent (unsigned SectionID) const

uint8_t *	getSymbolLocalAddress (StringRef Name) const

unsigned	getSymbolSectionID (StringRef Name) const

JITEvaluatedSymbol	getSymbol (StringRef Name) const

std::map< StringRef, JITEvaluatedSymbol >	getSymbolTable () const

void	resolveRelocations ()

void	resolveLocalRelocations ()

void	reassignSectionAddress (unsigned SectionID, uint64_t Addr)

void	mapSectionAddress (const void *LocalAddress, uint64_t TargetAddress)

bool	hasError ()

void	clearError ()

StringRef	getErrorString ()

virtual bool	isCompatibleFile (const ObjectFile &Obj) const =0

void	setNotifyStubEmitted (NotifyStubEmittedFunction NotifyStubEmitted)

virtual void	registerEHFrames ()

void	deregisterEHFrames ()

virtual Error	finalizeLoad (const ObjectFile &ObjImg, ObjSectionToIDMap &SectionMap)

Static Public Member Functions
static void	finalizeAsync (std::unique_ptr< RuntimeDyldImpl > This, unique_function< void(object::OwningBinary< object::ObjectFile >, std::unique_ptr< RuntimeDyld::LoadedObjectInfo >, Error)> OnEmitted, object::OwningBinary< object::ObjectFile > O, std::unique_ptr< RuntimeDyld::LoadedObjectInfo > Info)

Protected Types
typedef std::deque< SectionEntry >	SectionList

typedef unsigned	SID

typedef std::map< SectionRef, unsigned >	ObjSectionToIDMap

typedef std::vector< SymbolRef >	CommonSymbolList

typedef SmallVector< RelocationEntry, 64 >	RelocationList

typedef std::map< RelocationValueRef, uintptr_t >	StubMap

using	NotifyStubEmittedFunction = RuntimeDyld::NotifyStubEmittedFunction

Protected Member Functions
virtual unsigned	getMaxStubSize () const =0

virtual unsigned	getStubAlignment ()=0

void	writeInt16BE (uint8_t *Addr, uint16_t Value)

void	writeInt32BE (uint8_t *Addr, uint32_t Value)

void	writeInt64BE (uint8_t *Addr, uint64_t Value)

virtual void	setMipsABI (const ObjectFile &Obj)

uint64_t	readBytesUnaligned (uint8_t *Src, unsigned Size) const
	Endian-aware read Read the least significant Size bytes from Src. More...

void	writeBytesUnaligned (uint64_t Value, uint8_t *Dst, unsigned Size) const
	Endian-aware write. More...

virtual Expected< JITSymbolFlags >	getJITSymbolFlags (const SymbolRef &Sym)
	Generate JITSymbolFlags from a libObject symbol. More...

virtual uint64_t	modifyAddressBasedOnFlags (uint64_t Addr, JITSymbolFlags Flags) const
	Modify the given target address based on the given symbol flags. More...

Error	emitCommonSymbols (const ObjectFile &Obj, CommonSymbolList &CommonSymbols, uint64_t CommonSize, uint32_t CommonAlign)
	Given the common symbols discovered in the object file, emit a new section for them and update the symbol mappings in the object and symbol table. More...

Expected< unsigned >	emitSection (const ObjectFile &Obj, const SectionRef &Section, bool IsCode)
	Emits section data from the object file to the MemoryManager. More...

Expected< unsigned >	findOrEmitSection (const ObjectFile &Obj, const SectionRef &Section, bool IsCode, ObjSectionToIDMap &LocalSections)
	Find Section in LocalSections. More...

void	addRelocationForSection (const RelocationEntry &RE, unsigned SectionID)

void	addRelocationForSymbol (const RelocationEntry &RE, StringRef SymbolName)

uint8_t *	createStubFunction (uint8_t *Addr, unsigned AbiVariant=0)
	Emits long jump instruction to Addr. More...

void	resolveRelocationList (const RelocationList &Relocs, uint64_t Value)
	Resolves relocations from Relocs list with address from Value. More...

virtual void	resolveRelocation (const RelocationEntry &RE, uint64_t Value)=0
	A object file specific relocation resolver. More...

virtual Expected< relocation_iterator >	processRelocationRef (unsigned SectionID, relocation_iterator RelI, const ObjectFile &Obj, ObjSectionToIDMap &ObjSectionToID, StubMap &Stubs)=0
	Parses one or more object file relocations (some object files use relocation pairs) and stores it to Relocations or SymbolRelocations (this depends on the object file type). More...

void	applyExternalSymbolRelocations (const StringMap< JITEvaluatedSymbol > ExternalSymbolMap)

Error	resolveExternalSymbols ()
	Resolve relocations to external symbols. More...

Error	computeTotalAllocSize (const ObjectFile &Obj, uint64_t &CodeSize, uint32_t &CodeAlign, uint64_t &RODataSize, uint32_t &RODataAlign, uint64_t &RWDataSize, uint32_t &RWDataAlign)

unsigned	computeGOTSize (const ObjectFile &Obj)

unsigned	computeSectionStubBufSize (const ObjectFile &Obj, const SectionRef &Section)

Expected< ObjSectionToIDMap >	loadObjectImpl (const object::ObjectFile &Obj)

virtual size_t	getGOTEntrySize ()

virtual bool	relocationNeedsGot (const RelocationRef &R) const

virtual bool	relocationNeedsStub (const RelocationRef &R) const

Protected Attributes
RuntimeDyld::MemoryManager &	MemMgr

JITSymbolResolver &	Resolver

SectionList	Sections

RTDyldSymbolTable	GlobalSymbolTable

std::unordered_map< unsigned, RelocationList >	Relocations

StringMap< RelocationList >	ExternalSymbolRelocations

Triple::ArchType	Arch

bool	IsTargetLittleEndian

bool	IsMipsO32ABI

bool	IsMipsN32ABI

bool	IsMipsN64ABI

bool	ProcessAllSections

sys::Mutex	lock

NotifyStubEmittedFunction	NotifyStubEmitted

bool	HasError

std::string	ErrorStr

Static Protected Attributes
static const unsigned	AbsoluteSymbolSection = ~0U

Friends
class	RuntimeDyld::LoadedObjectInfo

Detailed Description

Definition at line 238 of file RuntimeDyldImpl.h.

Member Typedef Documentation

◆ CommonSymbolList

typedef std::vector<SymbolRef> llvm::RuntimeDyldImpl::CommonSymbolList

protected

Definition at line 267 of file RuntimeDyldImpl.h.

◆ NotifyStubEmittedFunction

using llvm::RuntimeDyldImpl::NotifyStubEmittedFunction = RuntimeDyld::NotifyStubEmittedFunction

protected

Definition at line 311 of file RuntimeDyldImpl.h.

◆ ObjSectionToIDMap

typedef std::map<SectionRef, unsigned> llvm::RuntimeDyldImpl::ObjSectionToIDMap

protected

Definition at line 261 of file RuntimeDyldImpl.h.

◆ RelocationList

typedef SmallVector<RelocationEntry, 64> llvm::RuntimeDyldImpl::RelocationList

protected

Definition at line 274 of file RuntimeDyldImpl.h.

◆ SectionList

typedef std::deque<SectionEntry> llvm::RuntimeDyldImpl::SectionList

protected

Definition at line 253 of file RuntimeDyldImpl.h.

◆ SID

typedef unsigned llvm::RuntimeDyldImpl::SID

protected

Definition at line 256 of file RuntimeDyldImpl.h.

◆ StubMap

typedef std::map<RelocationValueRef, uintptr_t> llvm::RuntimeDyldImpl::StubMap

protected

Definition at line 286 of file RuntimeDyldImpl.h.

Constructor & Destructor Documentation

◆ RuntimeDyldImpl()

llvm::RuntimeDyldImpl::RuntimeDyldImpl	(	RuntimeDyld::MemoryManager &	MemMgr,
		JITSymbolResolver &	Resolver
	)

inline

Definition at line 449 of file RuntimeDyldImpl.h.

◆ ~RuntimeDyldImpl()

RuntimeDyldImpl::~RuntimeDyldImpl ( )

virtualdefault

Member Function Documentation

◆ addRelocationForSection()

void llvm::RuntimeDyldImpl::addRelocationForSection	(	const RelocationEntry &	RE,
		unsigned	SectionID
	)

protected

Definition at line 952 of file RuntimeDyld.cpp.

Referenced by llvm::RuntimeDyldMachOI386::processRelocationRef(), llvm::RuntimeDyldMachOX86_64::processRelocationRef(), llvm::RuntimeDyldCOFFI386::processRelocationRef(), llvm::RuntimeDyldCOFFThumb::processRelocationRef(), llvm::RuntimeDyldMachOARM::processRelocationRef(), llvm::RuntimeDyldELF::processRelocationRef(), llvm::RuntimeDyldCOFFX86_64::processRelocationRef(), and llvm::RuntimeDyldMachOAArch64::processRelocationRef().

◆ addRelocationForSymbol()

void llvm::RuntimeDyldImpl::addRelocationForSymbol	(	const RelocationEntry &	RE,
		StringRef	SymbolName
	)

protected

Definition at line 957 of file RuntimeDyld.cpp.

References llvm::RelocationEntry::Addend, assert(), and llvm::AMDGPU::HSAMD::Kernel::Key::SymbolName.

Referenced by llvm::RuntimeDyldMachOI386::processRelocationRef(), llvm::RuntimeDyldMachOX86_64::processRelocationRef(), llvm::RuntimeDyldCOFFI386::processRelocationRef(), llvm::RuntimeDyldCOFFThumb::processRelocationRef(), llvm::RuntimeDyldMachOARM::processRelocationRef(), llvm::RuntimeDyldELF::processRelocationRef(), llvm::RuntimeDyldCOFFX86_64::processRelocationRef(), and llvm::RuntimeDyldMachOAArch64::processRelocationRef().

◆ applyExternalSymbolRelocations()

void llvm::RuntimeDyldImpl::applyExternalSymbolRelocations ( const StringMap< JITEvaluatedSymbol > ExternalSymbolMap )

protected

Definition at line 1116 of file RuntimeDyld.cpp.

References Addr, assert(), llvm::dbgs(), llvm::StringMap< ValueTy, AllocatorTy >::end(), llvm::StringMap< ValueTy, AllocatorTy >::find(), llvm::format(), LLVM_DEBUG, llvm::report_fatal_error(), and UINT64_MAX.

◆ clearError()

void llvm::RuntimeDyldImpl::clearError ( )

inline

Definition at line 561 of file RuntimeDyldImpl.h.

◆ computeGOTSize()

unsigned llvm::RuntimeDyldImpl::computeGOTSize ( const ObjectFile & Obj )

protected

Definition at line 650 of file RuntimeDyld.cpp.

References llvm::object::ObjectFile::section_begin(), llvm::object::ObjectFile::section_end(), and SI.

◆ computeSectionStubBufSize()

unsigned llvm::RuntimeDyldImpl::computeSectionStubBufSize	(	const ObjectFile &	Obj,
		const SectionRef &	Section
	)

protected

Definition at line 668 of file RuntimeDyld.cpp.

References llvm::report_fatal_error(), llvm::object::ObjectFile::section_begin(), llvm::object::ObjectFile::section_end(), SI, llvm::Expected< T >::takeError(), and llvm::toString().

◆ computeTotalAllocSize()

Error llvm::RuntimeDyldImpl::computeTotalAllocSize	(	const ObjectFile &	Obj,
		uint64_t &	CodeSize,
		uint32_t &	CodeAlign,
		uint64_t &	RODataSize,
		uint32_t &	RODataAlign,
		uint64_t &	RWDataSize,
		uint32_t &	RWDataAlign
	)

protected

◆ createStubFunction()

uint8_t * llvm::RuntimeDyldImpl::createStubFunction	(	uint8_t *	Addr,
		unsigned	AbiVariant = `0`
	)

protected

Emits long jump instruction to Addr.

Returns: Pointer to the memory area for emitting target address.

Definition at line 976 of file RuntimeDyld.cpp.

References llvm::Triple::aarch64, llvm::Triple::aarch64_32, llvm::Triple::aarch64_be, Addr, llvm::Triple::arm, llvm::Triple::armeb, llvm::ELF::EF_MIPS_ARCH, llvm::ELF::EF_MIPS_ARCH_32R6, llvm::ELF::EF_MIPS_ARCH_64R6, llvm::Triple::ppc64, llvm::Triple::ppc64le, llvm::Triple::systemz, llvm::Triple::x86, and llvm::Triple::x86_64.

Referenced by llvm::RuntimeDyldCOFFX86_64::generateRelocationStub(), and llvm::RuntimeDyldELF::processRelocationRef().

◆ deregisterEHFrames()

void llvm::RuntimeDyldImpl::deregisterEHFrames ( )

Definition at line 78 of file RuntimeDyld.cpp.

◆ emitCommonSymbols()

Error llvm::RuntimeDyldImpl::emitCommonSymbols	(	const ObjectFile &	Obj,
		CommonSymbolList &	CommonSymbols,
		uint64_t	CommonSize,
		uint32_t	CommonAlign
	)

protected

Given the common symbols discovered in the object file, emit a new section for them and update the symbol mappings in the object and symbol table.

Definition at line 746 of file RuntimeDyld.cpp.

References Addr, Align, llvm::dbgs(), llvm::format(), LLVM_DEBUG, move, llvm::offsetToAlignment(), llvm::report_fatal_error(), and llvm::Error::success().

◆ emitSection()

Expected< unsigned > llvm::RuntimeDyldImpl::emitSection	(	const ObjectFile &	Obj,
		const SectionRef &	Section,
		bool	IsCode
	)

protected

Emits section data from the object file to the MemoryManager.

Parameters

IsCode if it's true then allocateCodeSection() will be used for emits, else allocateDataSection() will be used.

Returns: SectionID.

Definition at line 802 of file RuntimeDyld.cpp.

References Addr, llvm::StringRef::data(), llvm::dbgs(), E, llvm::format(), llvm::isReadOnlyData(), llvm::isRequiredForExecution(), llvm::isTLS(), llvm::isZeroInit(), LLVM_DEBUG, llvm::max(), memcpy(), llvm::report_fatal_error(), and llvm::Expected< T >::takeError().

◆ finalizeAsync()

void llvm::RuntimeDyldImpl::finalizeAsync	(	std::unique_ptr< RuntimeDyldImpl >	This,
		unique_function< void(object::OwningBinary< object::ObjectFile >, std::unique_ptr< RuntimeDyld::LoadedObjectInfo >, Error)>	OnEmitted,
		object::OwningBinary< object::ObjectFile >	O,
		std::unique_ptr< RuntimeDyld::LoadedObjectInfo >	Info
	)

static

Copy the result into a StringMap, where the keys are held by value.

Definition at line 1223 of file RuntimeDyld.cpp.

References assert(), llvm::inconvertibleErrorCode(), Info, move, llvm::RISCVFenceField::O, llvm::Error::success(), and This.

◆ finalizeLoad()

virtual Error llvm::RuntimeDyldImpl::finalizeLoad	(	const ObjectFile &	ObjImg,
		ObjSectionToIDMap &	SectionMap
	)

inlinevirtual

Reimplemented in llvm::RuntimeDyldELF, llvm::RuntimeDyldMachOCRTPBase< Impl >, and llvm::RuntimeDyldCOFFX86_64.

Definition at line 576 of file RuntimeDyldImpl.h.

References llvm::Error::success().

◆ findOrEmitSection()

Expected< unsigned > llvm::RuntimeDyldImpl::findOrEmitSection	(	const ObjectFile &	Obj,
		const SectionRef &	Section,
		bool	IsCode,
		ObjSectionToIDMap &	LocalSections
	)

protected

Find Section in LocalSections.

If the secton is not found - emit it and store in LocalSections.

Parameters

IsCode if it's true then allocateCodeSection() will be used for emmits, else allocateDataSection() will be used.

Returns: SectionID.

Definition at line 933 of file RuntimeDyld.cpp.

References i.

Referenced by llvm::RuntimeDyldCOFFI386::processRelocationRef(), llvm::RuntimeDyldCOFFThumb::processRelocationRef(), llvm::RuntimeDyldCOFFX86_64::processRelocationRef(), and llvm::RuntimeDyldELF::processRelocationRef().

◆ getErrorString()

StringRef llvm::RuntimeDyldImpl::getErrorString ( )

inline

Definition at line 564 of file RuntimeDyldImpl.h.

◆ getGOTEntrySize()

virtual size_t llvm::RuntimeDyldImpl::getGOTEntrySize ( )

inlineprotectedvirtual

Reimplemented in llvm::RuntimeDyldELF.

Definition at line 436 of file RuntimeDyldImpl.h.

◆ getJITSymbolFlags()

Expected< JITSymbolFlags > llvm::RuntimeDyldImpl::getJITSymbolFlags ( const SymbolRef & Sym )

protectedvirtual

Generate JITSymbolFlags from a libObject symbol.

Reimplemented in llvm::RuntimeDyldMachOARM.

Definition at line 742 of file RuntimeDyld.cpp.

References llvm::JITSymbolFlags::fromObjectSymbol().

Referenced by llvm::RuntimeDyldMachOARM::getJITSymbolFlags().

◆ getMaxStubSize()

virtual unsigned llvm::RuntimeDyldImpl::getMaxStubSize ( ) const

protectedpure virtual

Implemented in llvm::RuntimeDyldCOFFAArch64, llvm::RuntimeDyldCOFFX86_64, llvm::RuntimeDyldCOFFThumb, llvm::RuntimeDyldMachOARM, llvm::RuntimeDyldCOFFI386, llvm::RuntimeDyldMachOAArch64, llvm::RuntimeDyldMachOI386, and llvm::RuntimeDyldMachOX86_64.

◆ getSectionAddress()

uint8_t* llvm::RuntimeDyldImpl::getSectionAddress ( unsigned SectionID ) const

inline

Definition at line 471 of file RuntimeDyldImpl.h.

◆ getSectionContent()

StringRef llvm::RuntimeDyldImpl::getSectionContent ( unsigned SectionID ) const

inline

Definition at line 478 of file RuntimeDyldImpl.h.

◆ getSectionLoadAddress()

uint64_t llvm::RuntimeDyldImpl::getSectionLoadAddress ( unsigned SectionID ) const

inline

Definition at line 464 of file RuntimeDyldImpl.h.

◆ getStubAlignment()

virtual unsigned llvm::RuntimeDyldImpl::getStubAlignment ( )

protectedpure virtual

Implemented in llvm::RuntimeDyldCOFFAArch64, llvm::RuntimeDyldCOFFX86_64, llvm::RuntimeDyldCOFFThumb, llvm::RuntimeDyldCOFFI386, llvm::RuntimeDyldMachOARM, llvm::RuntimeDyldMachOAArch64, llvm::RuntimeDyldMachOI386, and llvm::RuntimeDyldMachOX86_64.

◆ getSymbol()

JITEvaluatedSymbol llvm::RuntimeDyldImpl::getSymbol ( StringRef Name ) const

inline

Definition at line 507 of file RuntimeDyldImpl.h.

References llvm::StringMap< ValueTy, AllocatorTy >::end(), and llvm::StringMap< ValueTy, AllocatorTy >::find().

◆ getSymbolLocalAddress()

uint8_t* llvm::RuntimeDyldImpl::getSymbolLocalAddress ( StringRef Name ) const

inline

Definition at line 487 of file RuntimeDyldImpl.h.

References llvm::StringMap< ValueTy, AllocatorTy >::end(), and llvm::StringMap< ValueTy, AllocatorTy >::find().

◆ getSymbolSectionID()

unsigned llvm::RuntimeDyldImpl::getSymbolSectionID ( StringRef Name ) const

inline

Definition at line 500 of file RuntimeDyldImpl.h.

References llvm::StringMap< ValueTy, AllocatorTy >::end(), and llvm::StringMap< ValueTy, AllocatorTy >::find().

◆ getSymbolTable()

std::map<StringRef, JITEvaluatedSymbol> llvm::RuntimeDyldImpl::getSymbolTable ( ) const

inline

Definition at line 527 of file RuntimeDyldImpl.h.

◆ hasError()

bool llvm::RuntimeDyldImpl::hasError ( )

inline

Definition at line 558 of file RuntimeDyldImpl.h.

◆ isCompatibleFile()

virtual bool llvm::RuntimeDyldImpl::isCompatibleFile ( const ObjectFile & Obj ) const

pure virtual

Implemented in llvm::RuntimeDyldELF, llvm::RuntimeDyldMachO, and llvm::RuntimeDyldCOFF.

◆ loadObject()

virtual std::unique_ptr<RuntimeDyld::LoadedObjectInfo> llvm::RuntimeDyldImpl::loadObject ( const object::ObjectFile & Obj )

pure virtual

Implemented in llvm::RuntimeDyldCOFF, llvm::RuntimeDyldELF, and llvm::RuntimeDyldMachO.

◆ loadObjectImpl()

Expected< RuntimeDyldImpl::ObjSectionToIDMap > llvm::RuntimeDyldImpl::loadObjectImpl ( const object::ObjectFile & Obj )

protected

Definition at line 184 of file RuntimeDyld.cpp.

References llvm::object::ObjectFile::getArch(), and llvm::object::Binary::isLittleEndian().

Referenced by llvm::RuntimeDyldELF::loadObject().

◆ mapSectionAddress()

void llvm::RuntimeDyldImpl::mapSectionAddress	(	const void *	LocalAddress,
		uint64_t	TargetAddress
	)

Definition at line 162 of file RuntimeDyld.cpp.

References llvm::numbers::e, i, and llvm_unreachable.

◆ modifyAddressBasedOnFlags()

virtual uint64_t llvm::RuntimeDyldImpl::modifyAddressBasedOnFlags	(	uint64_t	Addr,
		JITSymbolFlags	Flags
	)		const

inlineprotectedvirtual

Modify the given target address based on the given symbol flags.

This can be used by subclasses to tweak addresses based on symbol flags, For example: the MachO/ARM target uses it to set the low bit if the target is a thumb symbol.

Reimplemented in llvm::RuntimeDyldMachOARM.

Definition at line 355 of file RuntimeDyldImpl.h.

References Addr.

◆ processRelocationRef()

virtual Expected<relocation_iterator> llvm::RuntimeDyldImpl::processRelocationRef	(	unsigned	SectionID,
		relocation_iterator	RelI,
		const ObjectFile &	Obj,
		ObjSectionToIDMap &	ObjSectionToID,
		StubMap &	Stubs
	)

protectedpure virtual

Parses one or more object file relocations (some object files use relocation pairs) and stores it to Relocations or SymbolRelocations (this depends on the object file type).

Returns: Iterator to the next relocation that needs to be parsed.

Implemented in llvm::RuntimeDyldELF, llvm::RuntimeDyldMachOAArch64, llvm::RuntimeDyldMachOARM, llvm::RuntimeDyldMachOI386, llvm::RuntimeDyldMachOX86_64, llvm::RuntimeDyldCOFFX86_64, llvm::RuntimeDyldCOFFAArch64, llvm::RuntimeDyldCOFFThumb, and llvm::RuntimeDyldCOFFI386.

◆ readBytesUnaligned()

uint64_t llvm::RuntimeDyldImpl::readBytesUnaligned	(	uint8_t *	Src,
		unsigned	Size
	)		const

protected

Endian-aware read Read the least significant Size bytes from Src.

Definition at line 711 of file RuntimeDyld.cpp.

Referenced by llvm::RuntimeDyldMachOARM::decodeAddend(), llvm::RuntimeDyldCOFFI386::processRelocationRef(), llvm::RuntimeDyldCOFFThumb::processRelocationRef(), llvm::RuntimeDyldCOFFX86_64::processRelocationRef(), llvm::RuntimeDyldELF::processRelocationRef(), and llvm::RuntimeDyldMachOARM::resolveRelocation().

◆ reassignSectionAddress()

void llvm::RuntimeDyldImpl::reassignSectionAddress	(	unsigned	SectionID,
		uint64_t	Addr
	)

Definition at line 1084 of file RuntimeDyld.cpp.

References Addr, llvm::dbgs(), llvm::format(), getName(), and LLVM_DEBUG.

◆ registerEHFrames()

void llvm::RuntimeDyldImpl::registerEHFrames ( )

virtual

Reimplemented in llvm::RuntimeDyldCOFFAArch64, llvm::RuntimeDyldCOFFThumb, llvm::RuntimeDyldCOFFX86_64, llvm::RuntimeDyldCOFFI386, llvm::RuntimeDyldELF, llvm::RuntimeDyldMachOCRTPBase< Impl >, llvm::RuntimeDyldMachOCRTPBase< RuntimeDyldMachOAArch64 >, llvm::RuntimeDyldMachOCRTPBase< RuntimeDyldMachOI386 >, llvm::RuntimeDyldMachOCRTPBase< RuntimeDyldMachOARM >, and llvm::RuntimeDyldMachOCRTPBase< RuntimeDyldMachOX86_64 >.

Definition at line 76 of file RuntimeDyld.cpp.

◆ relocationNeedsGot()

virtual bool llvm::RuntimeDyldImpl::relocationNeedsGot ( const RelocationRef & R ) const

inlineprotectedvirtual

Definition at line 439 of file RuntimeDyldImpl.h.

◆ relocationNeedsStub()

virtual bool llvm::RuntimeDyldImpl::relocationNeedsStub ( const RelocationRef & R ) const

inlineprotectedvirtual

Definition at line 444 of file RuntimeDyldImpl.h.

◆ resolveExternalSymbols()

Error llvm::RuntimeDyldImpl::resolveExternalSymbols ( )

protected

Resolve relocations to external symbols.

Definition at line 1167 of file RuntimeDyld.cpp.

References assert(), llvm::StringMap< ValueTy, AllocatorTy >::insert(), move, and llvm::Error::success().

◆ resolveLocalRelocations()

void llvm::RuntimeDyldImpl::resolveLocalRelocations ( )

Definition at line 147 of file RuntimeDyld.cpp.

References Addr, llvm::dbgs(), llvm::format(), and LLVM_DEBUG.

◆ resolveRelocation()

virtual void llvm::RuntimeDyldImpl::resolveRelocation	(	const RelocationEntry &	RE,
		uint64_t	Value
	)

protectedpure virtual

A object file specific relocation resolver.

Parameters

RE	The relocation to be resolved
Value	Target symbol address to apply the relocation action

Implemented in llvm::RuntimeDyldMachOAArch64, llvm::RuntimeDyldCOFFAArch64, llvm::RuntimeDyldMachOARM, llvm::RuntimeDyldELF, llvm::RuntimeDyldCOFFThumb, llvm::RuntimeDyldCOFFI386, llvm::RuntimeDyldMachOI386, llvm::RuntimeDyldCOFFX86_64, llvm::RuntimeDyldMachOX86_64, and llvm::RuntimeDyldELFMips.

◆ resolveRelocationList()

void llvm::RuntimeDyldImpl::resolveRelocationList	(	const RelocationList &	Relocs,
		uint64_t	Value
	)

protected

Resolves relocations from Relocs list with address from Value.

Definition at line 1104 of file RuntimeDyld.cpp.

References llvm::numbers::e, i, llvm::object::resolveRelocation(), and llvm::RelocationEntry::SectionID.

◆ resolveRelocations()

void llvm::RuntimeDyldImpl::resolveRelocations ( )

Definition at line 123 of file RuntimeDyld.cpp.

References llvm::dumpSectionMemory(), LLVM_DEBUG, and S.

◆ setMipsABI()

virtual void llvm::RuntimeDyldImpl::setMipsABI ( const ObjectFile & Obj )

inlineprotectedvirtual

Definition at line 335 of file RuntimeDyldImpl.h.

◆ setNotifyStubEmitted()

void llvm::RuntimeDyldImpl::setNotifyStubEmitted ( NotifyStubEmittedFunction NotifyStubEmitted )

inline

Definition at line 568 of file RuntimeDyldImpl.h.

References move.

◆ setProcessAllSections()

void llvm::RuntimeDyldImpl::setProcessAllSections ( bool ProcessAllSections )

inline

Definition at line 457 of file RuntimeDyldImpl.h.

◆ writeBytesUnaligned()

void llvm::RuntimeDyldImpl::writeBytesUnaligned	(	uint64_t	Value,
		uint8_t *	Dst,
		unsigned	Size
	)		const

protected

Endian-aware write.

Write the least significant Size bytes from Value to Dst.

Definition at line 725 of file RuntimeDyld.cpp.

Referenced by llvm::RuntimeDyldMachOX86_64::resolveRelocation(), llvm::RuntimeDyldCOFFX86_64::resolveRelocation(), llvm::RuntimeDyldMachOI386::resolveRelocation(), llvm::RuntimeDyldCOFFI386::resolveRelocation(), llvm::RuntimeDyldCOFFThumb::resolveRelocation(), llvm::RuntimeDyldMachOARM::resolveRelocation(), and llvm::RuntimeDyldMachOAArch64::resolveRelocation().

◆ writeInt16BE()

void llvm::RuntimeDyldImpl::writeInt16BE	(	uint8_t *	Addr,
		uint16_t	Value
	)

inlineprotected

Definition at line 320 of file RuntimeDyldImpl.h.

References Addr, llvm::support::big, and llvm::support::little.

◆ writeInt32BE()

void llvm::RuntimeDyldImpl::writeInt32BE	(	uint8_t *	Addr,
		uint32_t	Value
	)

inlineprotected

Definition at line 325 of file RuntimeDyldImpl.h.

References Addr, llvm::support::big, and llvm::support::little.

◆ writeInt64BE()

void llvm::RuntimeDyldImpl::writeInt64BE	(	uint8_t *	Addr,
		uint64_t	Value
	)

inlineprotected

Definition at line 330 of file RuntimeDyldImpl.h.

References Addr, llvm::support::big, and llvm::support::little.

Friends And Related Function Documentation

◆ RuntimeDyld::LoadedObjectInfo

friend class RuntimeDyld::LoadedObjectInfo

friend

Definition at line 239 of file RuntimeDyldImpl.h.

Member Data Documentation

◆ AbsoluteSymbolSection

const unsigned llvm::RuntimeDyldImpl::AbsoluteSymbolSection = ~0U

staticprotected

Definition at line 241 of file RuntimeDyldImpl.h.

◆ Arch

Triple::ArchType llvm::RuntimeDyldImpl::Arch

protected

Definition at line 288 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::create(), llvm::RuntimeDyldELF::getGOTEntrySize(), and llvm::RuntimeDyldELF::processRelocationRef().

◆ ErrorStr

std::string llvm::RuntimeDyldImpl::ErrorStr

protected

Definition at line 318 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::loadObject().

◆ ExternalSymbolRelocations

StringMap<RelocationList> llvm::RuntimeDyldImpl::ExternalSymbolRelocations

protected

Definition at line 283 of file RuntimeDyldImpl.h.

◆ GlobalSymbolTable

RTDyldSymbolTable llvm::RuntimeDyldImpl::GlobalSymbolTable

protected

Definition at line 264 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldMachOARM::isAddrTargetThumb(), llvm::RuntimeDyldMachOARM::processRelocationRef(), and llvm::RuntimeDyldELF::processRelocationRef().

◆ HasError

bool llvm::RuntimeDyldImpl::HasError

protected

Definition at line 317 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::loadObject().

◆ IsMipsN32ABI

bool llvm::RuntimeDyldImpl::IsMipsN32ABI

protected

Definition at line 291 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::finalizeLoad(), llvm::RuntimeDyldELF::getGOTEntrySize(), llvm::RuntimeDyldELF::processRelocationRef(), and llvm::RuntimeDyldELFMips::resolveRelocation().

◆ IsMipsN64ABI

bool llvm::RuntimeDyldImpl::IsMipsN64ABI

protected

Definition at line 292 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::finalizeLoad(), llvm::RuntimeDyldELF::getGOTEntrySize(), llvm::RuntimeDyldELF::processRelocationRef(), and llvm::RuntimeDyldELFMips::resolveRelocation().

◆ IsMipsO32ABI

bool llvm::RuntimeDyldImpl::IsMipsO32ABI

protected

Definition at line 290 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::finalizeLoad(), llvm::RuntimeDyldELF::getGOTEntrySize(), llvm::RuntimeDyldELF::processRelocationRef(), and llvm::RuntimeDyldELFMips::resolveRelocation().

◆ IsTargetLittleEndian

bool llvm::RuntimeDyldImpl::IsTargetLittleEndian

protected

Definition at line 289 of file RuntimeDyldImpl.h.

◆ lock

sys::Mutex llvm::RuntimeDyldImpl::lock

protected

Definition at line 308 of file RuntimeDyldImpl.h.

◆ MemMgr

RuntimeDyld::MemoryManager& llvm::RuntimeDyldImpl::MemMgr

protected

Definition at line 244 of file RuntimeDyldImpl.h.

Referenced by llvm::RuntimeDyldELF::create(), llvm::RuntimeDyldELF::finalizeLoad(), llvm::RuntimeDyldELF::processRelocationRef(), llvm::RuntimeDyldELF::registerEHFrames(), and llvm::RuntimeDyldCOFFX86_64::registerEHFrames().

◆ NotifyStubEmitted

NotifyStubEmittedFunction llvm::RuntimeDyldImpl::NotifyStubEmitted

protected

Definition at line 312 of file RuntimeDyldImpl.h.

◆ ProcessAllSections

bool llvm::RuntimeDyldImpl::ProcessAllSections

protected

Definition at line 296 of file RuntimeDyldImpl.h.

◆ Relocations

std::unordered_map<unsigned, RelocationList> llvm::RuntimeDyldImpl::Relocations

protected

Definition at line 278 of file RuntimeDyldImpl.h.

◆ Resolver

JITSymbolResolver& llvm::RuntimeDyldImpl::Resolver

protected

Definition at line 247 of file RuntimeDyldImpl.h.

◆ Sections

SectionList llvm::RuntimeDyldImpl::Sections

protected

Definition at line 254 of file RuntimeDyldImpl.h.

The documentation for this class was generated from the following files:

lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp

Public Member Functions

Static Public Member Functions

Protected Types

Protected Member Functions

Protected Attributes

Static Protected Attributes

Friends

Detailed Description

Member Typedef Documentation

◆ CommonSymbolList

◆ NotifyStubEmittedFunction

◆ ObjSectionToIDMap

◆ RelocationList

◆ SectionList

◆ SID

◆ StubMap

Constructor & Destructor Documentation

◆ RuntimeDyldImpl()

◆ ~RuntimeDyldImpl()

Member Function Documentation

◆ addRelocationForSection()

◆ addRelocationForSymbol()

◆ applyExternalSymbolRelocations()

◆ clearError()

◆ computeGOTSize()

◆ computeSectionStubBufSize()

◆ computeTotalAllocSize()

◆ createStubFunction()

◆ deregisterEHFrames()

◆ emitCommonSymbols()

◆ emitSection()

◆ finalizeAsync()

◆ finalizeLoad()

◆ findOrEmitSection()

◆ getErrorString()

◆ getGOTEntrySize()

◆ getJITSymbolFlags()

◆ getMaxStubSize()

◆ getSectionAddress()

◆ getSectionContent()

◆ getSectionLoadAddress()

◆ getStubAlignment()

◆ getSymbol()

◆ getSymbolLocalAddress()

◆ getSymbolSectionID()

◆ getSymbolTable()

◆ hasError()

◆ isCompatibleFile()

◆ loadObject()

◆ loadObjectImpl()

◆ mapSectionAddress()

◆ modifyAddressBasedOnFlags()

◆ processRelocationRef()

◆ readBytesUnaligned()

◆ reassignSectionAddress()

◆ registerEHFrames()

◆ relocationNeedsGot()

◆ relocationNeedsStub()

◆ resolveExternalSymbols()

◆ resolveLocalRelocations()

◆ resolveRelocation()

◆ resolveRelocationList()

◆ resolveRelocations()

◆ setMipsABI()

◆ setNotifyStubEmitted()

◆ setProcessAllSections()

◆ writeBytesUnaligned()

◆ writeInt16BE()

◆ writeInt32BE()

◆ writeInt64BE()

Friends And Related Function Documentation

◆ RuntimeDyld::LoadedObjectInfo

Member Data Documentation

◆ AbsoluteSymbolSection

◆ Arch

◆ ErrorStr

◆ ExternalSymbolRelocations

◆ GlobalSymbolTable

◆ HasError

◆ IsMipsN32ABI