LLVM 22.0.0git
llvm::RuntimeDyldCOFFAArch64 Class Reference

#include "ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldCOFFAArch64.h"

Inheritance diagram for llvm::RuntimeDyldCOFFAArch64:
[legend]

Public Member Functions

 RuntimeDyldCOFFAArch64 (RuntimeDyld::MemoryManager &MM, JITSymbolResolver &Resolver)
Align getStubAlignment () override
unsigned getMaxStubSize () const override
std::tuple< uint64_t, uint64_t, uint64_tgenerateRelocationStub (unsigned SectionID, StringRef TargetName, uint64_t Offset, uint64_t RelType, uint64_t Addend, StubMap &Stubs)
Expected< object::relocation_iteratorprocessRelocationRef (unsigned SectionID, object::relocation_iterator RelI, const object::ObjectFile &Obj, ObjSectionToIDMap &ObjSectionToID, StubMap &Stubs) override
 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).
void resolveRelocation (const RelocationEntry &RE, uint64_t Value) override
 A object file specific relocation resolver.
void registerEHFrames () override
Public Member Functions inherited from llvm::RuntimeDyldCOFF
std::unique_ptr< RuntimeDyld::LoadedObjectInfoloadObject (const object::ObjectFile &Obj) override
bool isCompatibleFile (const object::ObjectFile &Obj) const override
Public Member Functions inherited from llvm::RuntimeDyldImpl
 RuntimeDyldImpl (RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver)
virtual ~RuntimeDyldImpl ()
void setProcessAllSections (bool ProcessAllSections)
uint64_t getSectionLoadAddress (unsigned SectionID) const
uint8_tgetSectionAddress (unsigned SectionID) const
StringRef getSectionContent (unsigned SectionID) const
uint8_tgetSymbolLocalAddress (StringRef Name) const
unsigned getSymbolSectionID (StringRef Name) const
JITEvaluatedSymbol getSymbol (StringRef Name) const
std::map< StringRef, JITEvaluatedSymbolgetSymbolTable () 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 ()
void setNotifyStubEmitted (NotifyStubEmittedFunction NotifyStubEmitted)
void deregisterEHFrames ()
virtual Error finalizeLoad (const ObjectFile &ObjImg, ObjSectionToIDMap &SectionMap)

Additional Inherited Members

Static Public Member Functions inherited from llvm::RuntimeDyldCOFF
static std::unique_ptr< RuntimeDyldCOFFcreate (Triple::ArchType Arch, RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver)
Static Public Member Functions inherited from llvm::RuntimeDyldImpl
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 inherited from llvm::RuntimeDyldImpl
typedef std::deque< SectionEntrySectionList
typedef unsigned SID
typedef std::map< SectionRef, unsignedObjSectionToIDMap
typedef std::vector< SymbolRefCommonSymbolList
typedef SmallVector< RelocationEntry, 64 > RelocationList
typedef std::map< RelocationValueRef, uintptr_t > StubMap
using NotifyStubEmittedFunction
Protected Member Functions inherited from llvm::RuntimeDyldCOFF
 RuntimeDyldCOFF (RuntimeDyld::MemoryManager &MemMgr, JITSymbolResolver &Resolver, unsigned PointerSize, uint32_t PointerReloc)
uint64_t getSymbolOffset (const SymbolRef &Sym)
uint64_t getDLLImportOffset (unsigned SectionID, StubMap &Stubs, StringRef Name, bool SetSectionIDMinus1=false)
bool relocationNeedsDLLImportStub (const RelocationRef &R) const override
unsigned sizeAfterAddingDLLImportStub (unsigned Size) const override
Protected Member Functions inherited from llvm::RuntimeDyldImpl
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.
void writeBytesUnaligned (uint64_t Value, uint8_t *Dst, unsigned Size) const
 Endian-aware write.
virtual Expected< JITSymbolFlagsgetJITSymbolFlags (const SymbolRef &Sym)
 Generate JITSymbolFlags from a libObject symbol.
virtual uint64_t modifyAddressBasedOnFlags (uint64_t Addr, JITSymbolFlags Flags) const
 Modify the given target address based on the given symbol flags.
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.
Expected< unsignedemitSection (const ObjectFile &Obj, const SectionRef &Section, bool IsCode)
 Emits section data from the object file to the MemoryManager.
Expected< unsignedfindOrEmitSection (const ObjectFile &Obj, const SectionRef &Section, bool IsCode, ObjSectionToIDMap &LocalSections)
 Find Section in LocalSections.
void addRelocationForSection (const RelocationEntry &RE, unsigned SectionID)
void addRelocationForSymbol (const RelocationEntry &RE, StringRef SymbolName)
uint8_tcreateStubFunction (uint8_t *Addr, unsigned AbiVariant=0)
 Emits long jump instruction to Addr.
void resolveRelocationList (const RelocationList &Relocs, uint64_t Value)
 Resolves relocations from Relocs list with address from Value.
void applyExternalSymbolRelocations (const StringMap< JITEvaluatedSymbol > ExternalSymbolMap)
Error resolveExternalSymbols ()
 Resolve relocations to external symbols.
Error computeTotalAllocSize (const ObjectFile &Obj, uint64_t &CodeSize, Align &CodeAlign, uint64_t &RODataSize, Align &RODataAlign, uint64_t &RWDataSize, Align &RWDataAlign)
unsigned computeGOTSize (const ObjectFile &Obj)
unsigned computeSectionStubBufSize (const ObjectFile &Obj, const SectionRef &Section)
Expected< ObjSectionToIDMaploadObjectImpl (const object::ObjectFile &Obj)
virtual size_t getGOTEntrySize ()
virtual void processNewSymbol (const SymbolRef &ObjSymbol, SymbolTableEntry &Entry)
virtual bool relocationNeedsGot (const RelocationRef &R) const
virtual bool relocationNeedsStub (const RelocationRef &R) const
Static Protected Member Functions inherited from llvm::RuntimeDyldCOFF
static constexpr StringRef getImportSymbolPrefix ()
Protected Attributes inherited from llvm::RuntimeDyldImpl
RuntimeDyld::MemoryManagerMemMgr
JITSymbolResolverResolver
SectionList Sections
RTDyldSymbolTable GlobalSymbolTable
std::unordered_map< unsigned, RelocationListRelocations
StringMap< RelocationListExternalSymbolRelocations
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 inherited from llvm::RuntimeDyldImpl
static const unsigned AbsoluteSymbolSection = ~0U

Detailed Description

Definition at line 75 of file RuntimeDyldCOFFAArch64.h.

Constructor & Destructor Documentation

◆ RuntimeDyldCOFFAArch64()

llvm::RuntimeDyldCOFFAArch64::RuntimeDyldCOFFAArch64 ( RuntimeDyld::MemoryManager & MM,
JITSymbolResolver & Resolver )
inline

Member Function Documentation

◆ generateRelocationStub()

◆ getMaxStubSize()

unsigned llvm::RuntimeDyldCOFFAArch64::getMaxStubSize ( ) const
inlineoverridevirtual

Implements llvm::RuntimeDyldImpl.

Definition at line 109 of file RuntimeDyldCOFFAArch64.h.

Referenced by generateRelocationStub().

◆ getStubAlignment()

Align llvm::RuntimeDyldCOFFAArch64::getStubAlignment ( )
inlineoverridevirtual

Implements llvm::RuntimeDyldImpl.

Definition at line 107 of file RuntimeDyldCOFFAArch64.h.

◆ processRelocationRef()

Expected< object::relocation_iterator > llvm::RuntimeDyldCOFFAArch64::processRelocationRef ( unsigned SectionID,
object::relocation_iterator RelI,
const object::ObjectFile & Obj,
ObjSectionToIDMap & ObjSectionToID,
StubMap & Stubs )
inlineoverridevirtual

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.

Implements llvm::RuntimeDyldImpl.

Definition at line 154 of file RuntimeDyldCOFFAArch64.h.

References llvm::RuntimeDyldImpl::addRelocationForSection(), llvm::RuntimeDyldImpl::addRelocationForSymbol(), llvm::dbgs(), llvm::RuntimeDyldImpl::findOrEmitSection(), generateRelocationStub(), llvm::RuntimeDyldCOFF::getDLLImportOffset(), llvm::RuntimeDyldCOFF::getImportSymbolPrefix(), llvm::SectionEntry::getObjAddress(), llvm::object::RelocationRef::getOffset(), llvm::object::RelocationRef::getSymbol(), llvm::RuntimeDyldCOFF::getSymbolOffset(), llvm::object::RelocationRef::getType(), llvm::object::RelocationRef::getTypeName(), llvm::COFF::IMAGE_REL_ARM64_ADDR32, llvm::COFF::IMAGE_REL_ARM64_ADDR32NB, llvm::COFF::IMAGE_REL_ARM64_ADDR64, llvm::COFF::IMAGE_REL_ARM64_BRANCH14, llvm::COFF::IMAGE_REL_ARM64_BRANCH19, llvm::COFF::IMAGE_REL_ARM64_BRANCH26, llvm::COFF::IMAGE_REL_ARM64_PAGEBASE_REL21, llvm::COFF::IMAGE_REL_ARM64_PAGEOFFSET_12A, llvm::COFF::IMAGE_REL_ARM64_PAGEOFFSET_12L, llvm::COFF::IMAGE_REL_ARM64_REL21, llvm::COFF::IMAGE_REL_ARM64_REL32, llvm::COFF::IMAGE_REL_ARM64_SECREL, LLVM_DEBUG, llvm::Offset, llvm::support::endian::read32le(), llvm::support::endian::read64le(), llvm::report_fatal_error(), llvm::object::ObjectFile::section_end(), llvm::RuntimeDyldImpl::Sections, llvm::StringRef::starts_with(), llvm::object::SymbolicFile::symbol_end(), and llvm::Expected< T >::takeError().

◆ registerEHFrames()

void llvm::RuntimeDyldCOFFAArch64::registerEHFrames ( )
inlineoverridevirtual

Reimplemented from llvm::RuntimeDyldImpl.

Definition at line 386 of file RuntimeDyldCOFFAArch64.h.

◆ resolveRelocation()


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