llvm::MCAssembler Class Reference

#include "llvm/MC/MCAssembler.h"

Collaboration diagram for llvm::MCAssembler:

Classes
struct	CGProfileEntry

Public Types
using	SectionListType = std::vector< MCSection * >
using	SymbolDataListType = std::vector< const MCSymbol * >
using	const_iterator = pointee_iterator< SectionListType::const_iterator >
using	iterator = pointee_iterator< SectionListType::iterator >
using	const_symbol_iterator = pointee_iterator< SymbolDataListType::const_iterator >
using	symbol_iterator = pointee_iterator< SymbolDataListType::iterator >
using	symbol_range = iterator_range< symbol_iterator >
using	const_symbol_range = iterator_range< const_symbol_iterator >
using	const_indirect_symbol_iterator = std::vector< IndirectSymbolData >::const_iterator
using	indirect_symbol_iterator = std::vector< IndirectSymbolData >::iterator
using	const_data_region_iterator = std::vector< DataRegionData >::const_iterator
using	data_region_iterator = std::vector< DataRegionData >::iterator
using	VersionInfoType = struct { bool EmitBuildVersion
	MachO specific deployment target version info. More...

Public Member Functions
	MCAssembler (MCContext &Context, std::unique_ptr< MCAsmBackend > Backend, std::unique_ptr< MCCodeEmitter > Emitter, std::unique_ptr< MCObjectWriter > Writer)
	Construct a new assembler instance. More...
	MCAssembler (const MCAssembler &)=delete
MCAssembler &	operator= (const MCAssembler &)=delete
	~MCAssembler ()
uint64_t	computeFragmentSize (const MCAsmLayout &Layout, const MCFragment &F) const
	Compute the effective fragment size assuming it is laid out at the given SectionAddress and FragmentOffset. More...
const MCSymbol *	getAtom (const MCSymbol &S) const
	Find the symbol which defines the atom containing the given symbol, or null if there is no such symbol. More...
bool	isSymbolLinkerVisible (const MCSymbol &SD) const
	Check whether a particular symbol is visible to the linker and is required in the symbol table, or whether it can be discarded by the assembler. More...
void	writeSectionData (raw_ostream &OS, const MCSection *Section, const MCAsmLayout &Layout) const
	Emit the section contents to OS. More...
bool	isThumbFunc (const MCSymbol *Func) const
	Check whether a given symbol has been flagged with .thumb_func. More...
void	setIsThumbFunc (const MCSymbol *Func)
	Flag a function symbol as the target of a .thumb_func directive. More...
unsigned	getELFHeaderEFlags () const
	ELF e_header flags. More...
void	setELFHeaderEFlags (unsigned Flags)
const VersionInfoType &	getVersionInfo () const
	MachO deployment target version information. More...
void	setVersionMin (MCVersionMinType Type, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion=VersionTuple())
void	setBuildVersion (MachO::PlatformType Platform, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion=VersionTuple())
void	reset ()
	Reuse an assembler instance. More...
MCContext &	getContext () const
MCAsmBackend *	getBackendPtr () const
MCCodeEmitter *	getEmitterPtr () const
MCObjectWriter *	getWriterPtr () const
MCAsmBackend &	getBackend () const
MCCodeEmitter &	getEmitter () const
MCObjectWriter &	getWriter () const
MCDwarfLineTableParams	getDWARFLinetableParams () const
void	setDWARFLinetableParams (MCDwarfLineTableParams P)
void	Finish ()
	Finish - Do final processing and write the object to the output stream. More...
void	layout (MCAsmLayout &Layout)
bool	getSubsectionsViaSymbols () const
void	setSubsectionsViaSymbols (bool Value)
bool	isIncrementalLinkerCompatible () const
void	setIncrementalLinkerCompatible (bool Value)
bool	getRelaxAll () const
void	setRelaxAll (bool Value)
bool	isBundlingEnabled () const
unsigned	getBundleAlignSize () const
void	setBundleAlignSize (unsigned Size)
void	dump () const
Section List Access
iterator	begin ()
const_iterator	begin () const
iterator	end ()
const_iterator	end () const
size_t	size () const
Symbol List Access
symbol_iterator	symbol_begin ()
const_symbol_iterator	symbol_begin () const
symbol_iterator	symbol_end ()
const_symbol_iterator	symbol_end () const
symbol_range	symbols ()
const_symbol_range	symbols () const
size_t	symbol_size () const
Indirect Symbol List Access
std::vector< IndirectSymbolData > &	getIndirectSymbols ()
indirect_symbol_iterator	indirect_symbol_begin ()
const_indirect_symbol_iterator	indirect_symbol_begin () const
indirect_symbol_iterator	indirect_symbol_end ()
const_indirect_symbol_iterator	indirect_symbol_end () const
size_t	indirect_symbol_size () const
Linker Option List Access
std::vector< std::vector< std::string > > &	getLinkerOptions ()
Backend Data Access
bool	registerSection (MCSection &Section)
void	registerSymbol (const MCSymbol &Symbol, bool *Created=nullptr)
ArrayRef< std::string >	getFileNames ()
void	addFileName (StringRef FileName)
void	writeFragmentPadding (raw_ostream &OS, const MCEncodedFragment &F, uint64_t FSize) const
	Write the necessary bundle padding to OS. More...

Public Attributes
union {
MCVersionMinType   Type
	Used when EmitBuildVersion==false. More...
MachO::PlatformType   Platform
	Used when EmitBuildVersion==true. More...
}	TypeOrPlatform
unsigned	Major
unsigned	Minor
unsigned	Update
VersionTuple	SDKVersion
	An optional version of the SDK that was used to build the source. More...
std::vector< std::pair< StringRef, const MCSymbol * > >	Symvers

Friends
class	MCAsmLayout

Data Region List Access
std::vector< CGProfileEntry >	CGProfile
std::vector< DataRegionData > &	getDataRegions ()
data_region_iterator	data_region_begin ()
const_data_region_iterator	data_region_begin () const
data_region_iterator	data_region_end ()
const_data_region_iterator	data_region_end () const
size_t	data_region_size () const
MCLOHContainer &	getLOHContainer ()
const MCLOHContainer &	getLOHContainer () const

Detailed Description

Definition at line 61 of file MCAssembler.h.

Member Typedef Documentation

const_data_region_iterator

using llvm::MCAssembler::const_data_region_iterator = std::vector<DataRegionData>::const_iterator

Definition at line 83 of file MCAssembler.h.

const_indirect_symbol_iterator

using llvm::MCAssembler::const_indirect_symbol_iterator = std::vector<IndirectSymbolData>::const_iterator

Definition at line 79 of file MCAssembler.h.

const_iterator

using llvm::MCAssembler::const_iterator = pointee_iterator<SectionListType::const_iterator>

Definition at line 68 of file MCAssembler.h.

const_symbol_iterator

using llvm::MCAssembler::const_symbol_iterator = pointee_iterator<SymbolDataListType::const_iterator>

Definition at line 72 of file MCAssembler.h.

const_symbol_range

using llvm::MCAssembler::const_symbol_range = iterator_range<const_symbol_iterator>

Definition at line 76 of file MCAssembler.h.

data_region_iterator

using llvm::MCAssembler::data_region_iterator = std::vector<DataRegionData>::iterator

Definition at line 84 of file MCAssembler.h.

indirect_symbol_iterator

using llvm::MCAssembler::indirect_symbol_iterator = std::vector<IndirectSymbolData>::iterator

Definition at line 80 of file MCAssembler.h.

iterator

using llvm::MCAssembler::iterator = pointee_iterator<SectionListType::iterator>

Definition at line 69 of file MCAssembler.h.

SectionListType

using llvm::MCAssembler::SectionListType = std::vector<MCSection *>

Definition at line 65 of file MCAssembler.h.

symbol_iterator

using llvm::MCAssembler::symbol_iterator = pointee_iterator<SymbolDataListType::iterator>

Definition at line 73 of file MCAssembler.h.

symbol_range

using llvm::MCAssembler::symbol_range = iterator_range<symbol_iterator>

Definition at line 75 of file MCAssembler.h.

SymbolDataListType

using llvm::MCAssembler::SymbolDataListType = std::vector<const MCSymbol *>

Definition at line 66 of file MCAssembler.h.

VersionInfoType

using llvm::MCAssembler::VersionInfoType = struct { bool EmitBuildVersion

MachO specific deployment target version info.

Definition at line 90 of file MCAssembler.h.

Constructor & Destructor Documentation

MCAssembler() [1/2]

MCAssembler::MCAssembler	(	MCContext &	Context,
		std::unique_ptr< MCAsmBackend >	Backend,
		std::unique_ptr< MCCodeEmitter >	Emitter,
		std::unique_ptr< MCObjectWriter >	Writer
	)

Construct a new assembler instance.

Definition at line 86 of file MCAssembler.cpp.

References ~MCAssembler().

MCAssembler() [2/2]

llvm::MCAssembler::MCAssembler ( const MCAssembler &  )

delete

~MCAssembler()

MCAssembler::~MCAssembler ( )

default

Referenced by MCAssembler().

Member Function Documentation

addFileName()

void llvm::MCAssembler::addFileName ( StringRef  FileName )

inline

Definition at line 445 of file MCAssembler.h.

References llvm::computeBundlePadding(), llvm::dump(), F(), and llvm::is_contained().

Referenced by llvm::MCObjectStreamer::EmitFileDirective().

begin() [1/2]

iterator llvm::MCAssembler::begin ( )

inline

Definition at line 337 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::computeSymbolTable(), dump(), Finish(), and isAssociative().

begin() [2/2]

const_iterator llvm::MCAssembler::begin ( ) const

inline

Definition at line 338 of file MCAssembler.h.

computeFragmentSize()

uint64_t MCAssembler::computeFragmentSize	(	const MCAsmLayout &	Layout,
		const MCFragment &	F
	)		const

Compute the effective fragment size assuming it is laid out at the given SectionAddress and FragmentOffset.

Definition at line 287 of file MCAssembler.cpp.

References assert(), llvm::MCExpr::evaluateAsValue(), F(), llvm::MCFragment::FT_Align, llvm::MCFragment::FT_CompactEncodedInst, llvm::MCFragment::FT_CVDefRange, llvm::MCFragment::FT_CVInlineLines, llvm::MCFragment::FT_Data, llvm::MCFragment::FT_Dummy, llvm::MCFragment::FT_Dwarf, llvm::MCFragment::FT_DwarfFrame, llvm::MCFragment::FT_Fill, llvm::MCFragment::FT_LEB, llvm::MCFragment::FT_Org, llvm::MCFragment::FT_Padding, llvm::MCFragment::FT_Relaxable, llvm::MCFragment::FT_SymbolId, llvm::MCAlignFragment::getAlignment(), getBackend(), getBackendPtr(), getContext(), llvm::MCAsmLayout::getFragmentOffset(), llvm::MCFragment::getKind(), llvm::MCOrgFragment::getLoc(), llvm::MCAlignFragment::getMaxBytesToEmit(), llvm::MCAsmBackend::getMinimumNopSize(), llvm::MCOrgFragment::getOffset(), llvm::MCAsmLayout::getSymbolOffset(), llvm::MCAlignFragment::hasEmitNops(), llvm_unreachable, llvm::OffsetToAlignment(), llvm::MCContext::reportError(), and Size.

Referenced by Finish(), llvm::MCAsmLayout::getSectionAddressSize(), and writeFragment().

data_region_begin() [1/2]

data_region_iterator llvm::MCAssembler::data_region_begin ( )

inline

Definition at line 405 of file MCAssembler.h.

data_region_begin() [2/2]

const_data_region_iterator llvm::MCAssembler::data_region_begin ( ) const

inline

Definition at line 406 of file MCAssembler.h.

data_region_end() [1/2]

data_region_iterator llvm::MCAssembler::data_region_end ( )

inline

Definition at line 410 of file MCAssembler.h.

data_region_end() [2/2]

const_data_region_iterator llvm::MCAssembler::data_region_end ( ) const

inline

Definition at line 411 of file MCAssembler.h.

data_region_size()

size_t llvm::MCAssembler::data_region_size ( ) const

inline

Definition at line 415 of file MCAssembler.h.

dump()

LLVM_DUMP_METHOD void MCAssembler::dump

(

)

const

Definition at line 1104 of file MCAssembler.cpp.

References begin(), end(), llvm::errs(), symbol_begin(), and symbol_end().

Referenced by layout().

end() [1/2]

iterator llvm::MCAssembler::end ( )

inline

Definition at line 340 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::computeSymbolTable(), dump(), Finish(), and isAssociative().

end() [2/2]

const_iterator llvm::MCAssembler::end ( ) const

inline

Definition at line 341 of file MCAssembler.h.

Finish()

void MCAssembler::Finish

(

)

Finish - Do final processing and write the object to the output stream.

Writer is used for custom object writer (as the MCJIT does), if not specified it is automatically created from backend.

Definition at line 844 of file MCAssembler.cpp.

References assert(), llvm::MCSection::begin(), begin(), llvm::SmallVectorImpl< T >::clear(), computeFragmentSize(), llvm::MCFixup::create(), llvm::Data, llvm::MCDwarfLineAddr::Encode(), llvm::MCDwarfFrameEmitter::EncodeAdvanceLoc(), llvm::CodeViewContext::encodeDefRange(), llvm::CodeViewContext::encodeInlineLineTable(), llvm::MCCodeEmitter::encodeInstruction(), llvm::encodeSLEB128(), llvm::encodeULEB128(), llvm::MCSection::end(), end(), llvm::MCExpr::evaluateKnownAbsolute(), llvm::MCAsmBackend::finishLayout(), llvm::MCDwarfLineAddr::FixedEncode(), llvm::MCAsmBackend::fixupNeedsRelaxationAdvanced(), llvm::FK_Data_1, llvm::MCFragment::FT_CVDefRange, llvm::MCFragment::FT_CVInlineLines, llvm::MCFragment::FT_Dwarf, llvm::MCFragment::FT_DwarfFrame, llvm::MCFragment::FT_LEB, llvm::MCFragment::FT_Padding, llvm::MCFragment::FT_Relaxable, llvm::MCDwarfLineAddrFragment::getAddrDelta(), llvm::MCDwarfCallFrameFragment::getAddrDelta(), llvm::MCAsmLayout::getAssembler(), getBackend(), getBackendPtr(), llvm::MCEncodedFragmentWithContents< ContentsSize >::getContents(), llvm::MCLEBFragment::getContents(), llvm::MCDwarfCallFrameFragment::getContents(), llvm::MCCVInlineLineTableFragment::getContents(), getContext(), llvm::MCContext::getCVContext(), getDWARFLinetableParams(), getEmitter(), getEmitterPtr(), llvm::MCEncodedFragmentWithFixups< ContentsSize, FixupsSize >::getFixups(), llvm::MCAsmLayout::getFragmentOffset(), llvm::MCRelaxableFragment::getInst(), llvm::MCFixup::getKind(), llvm::MCSymbolRefExpr::getKind(), llvm::MCFixup::getKindForSize(), llvm::MCBinaryExpr::getLHS(), llvm::MCDwarfLineAddrFragment::getLineDelta(), getRelaxAll(), llvm::MCAsmLayout::getSectionOrder(), llvm::MCPaddingFragment::getSize(), llvm::MCEncodedFragment::getSubtargetInfo(), llvm::MCValue::getSymA(), llvm::MCLEBFragment::getValue(), getWriter(), I, llvm::ARM_PROC::IE, llvm::MCAsmLayout::invalidateFragmentsFrom(), llvm::MCLEBFragment::isSigned(), layout(), llvm::MCSection::rbegin(), llvm::MCAsmBackend::relaxInstruction(), llvm::report_fatal_error(), llvm::ARMBuildAttrs::Section, llvm::MCRelaxableFragment::setInst(), Size, llvm::SmallVectorBase::size(), llvm::MCSymbolRefExpr::VK_X86_ABS8, and llvm::MCObjectWriter::writeObject().

Referenced by llvm::MCObjectStreamer::FinishImpl().

getAtom()

const MCSymbol * MCAssembler::getAtom

(

const MCSymbol &

S

)

const

Find the symbol which defines the atom containing the given symbol, or null if there is no such symbol.

Definition at line 180 of file MCAssembler.cpp.

References assert(), B, llvm::MCExpr::evaluateAsRelocatable(), Fixup, llvm::MCFixupKindInfo::FKF_IsAlignedDownTo32Bits, llvm::MCFixupKindInfo::FKF_IsPCRel, llvm::MCContext::getAsmInfo(), llvm::MCFragment::getAtom(), getBackend(), getBackendPtr(), llvm::MCValue::getConstant(), getContext(), llvm::MCAsmBackend::getFixupKindInfo(), llvm::MCSymbol::getFragment(), llvm::MCAsmLayout::getFragmentOffset(), llvm::MCFixup::getKind(), llvm::MCSymbolRefExpr::getKind(), llvm::MCFixup::getLoc(), llvm::MCFixup::getOffset(), llvm::MCFragment::getParent(), llvm::MCValue::getSymA(), llvm::MCValue::getSymB(), llvm::MCSymbolRefExpr::getSymbol(), llvm::MCAsmLayout::getSymbolOffset(), llvm::MCFixup::getValue(), getWriterPtr(), llvm::MCValue::isAbsolute(), llvm::MCSymbol::isDefined(), llvm::MCSymbol::isInSection(), llvm::MCAsmInfo::isSectionAtomizableBySymbols(), isSymbolLinkerVisible(), llvm::MCSymbol::isUndefined(), llvm::MCContext::reportError(), and llvm::MCSymbolRefExpr::VK_None.

Referenced by canUseLocalRelocation(), and getFixupKindLog2Size().

getBackend()

MCAsmBackend& llvm::MCAssembler::getBackend ( ) const

inline

Definition at line 293 of file MCAssembler.h.

Referenced by computeFragmentSize(), llvm::MCELFStreamer::EmitAssemblerFlag(), llvm::MCWasmStreamer::EmitAssemblerFlag(), llvm::MCObjectStreamer::EmitCodePaddingBasicBlockEnd(), llvm::MCObjectStreamer::EmitCodePaddingBasicBlockStart(), llvm::MCObjectStreamer::EmitInstruction(), encodeBase64StringEntry(), Finish(), getAtom(), llvm::MachObjectWriter::isFixupKindPCRel(), isWeak(), layout(), writeFragment(), and writeFragmentPadding().

getBackendPtr()

MCAsmBackend* llvm::MCAssembler::getBackendPtr ( ) const

inline

Definition at line 287 of file MCAssembler.h.

Referenced by absoluteSymbolDiff(), computeFragmentSize(), Finish(), getAtom(), layout(), reset(), writeFragmentPadding(), and writeSectionData().

getBundleAlignSize()

unsigned llvm::MCAssembler::getBundleAlignSize ( ) const

inline

Definition at line 326 of file MCAssembler.h.

Referenced by llvm::computeBundlePadding(), llvm::MCELFStreamer::EmitBundleAlignMode(), llvm::MCELFStreamer::MCELFStreamer(), setSectionAlignmentForBundling(), and writeFragmentPadding().

getContext()

MCContext& llvm::MCAssembler::getContext ( ) const

inline

Definition at line 285 of file MCAssembler.h.

References Context.

Referenced by adjustFixupValue(), llvm::AVRAsmBackend::applyFixup(), llvm::MipsAsmBackend::applyFixup(), llvm::RISCVAsmBackend::applyFixup(), llvm::ARMAsmBackend::applyFixup(), canUseLocalRelocation(), computeFragmentSize(), llvm::MCELFStreamer::EmitCommonSymbol(), llvm::MipsTargetELFStreamer::emitDirectiveCpLoad(), llvm::MipsTargetELFStreamer::emitDirectiveCpsetup(), llvm::MipsTargetELFStreamer::emitDirectiveEnd(), llvm::MipsTargetELFStreamer::emitFrame(), llvm::MCELFStreamer::EmitIdent(), llvm::MipsTargetELFStreamer::emitMipsAbiFlags(), encodeBase64StringEntry(), llvm::CodeViewContext::encodeDefRange(), llvm::AVRMCExpr::evaluateAsRelocatableImpl(), llvm::PPCMCExpr::evaluateAsRelocatableImpl(), Finish(), llvm::MipsTargetELFStreamer::finish(), llvm::SparcMCExpr::fixELFSymbolsInTLSFixups(), getARMFixupKindMachOInfo(), getAtom(), llvm::MCAsmLayout::getBaseSymbol(), getFixupKindLog2Size(), getFixupOffset(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), isAssociative(), isInSymtab(), isWeak(), layout(), llvm::MipsTargetELFStreamer::MipsTargetELFStreamer(), and llvm::RISCVAsmBackend::shouldForceRelocation().

getDataRegions()

std::vector<DataRegionData>& llvm::MCAssembler::getDataRegions ( )

inline

Definition at line 403 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::writeObject().

getDWARFLinetableParams()

MCDwarfLineTableParams llvm::MCAssembler::getDWARFLinetableParams ( ) const

inline

Definition at line 299 of file MCAssembler.h.

Referenced by Finish().

getELFHeaderEFlags()

unsigned llvm::MCAssembler::getELFHeaderEFlags ( ) const

inline

ELF e_header flags.

Definition at line 255 of file MCAssembler.h.

Referenced by llvm::AMDGPUTargetELFStreamer::AMDGPUTargetELFStreamer(), llvm::AVRELFStreamer::AVRELFStreamer(), createPPCMCAsmInfo(), llvm::MipsTargetELFStreamer::emitDirectiveAbiCalls(), llvm::MipsTargetELFStreamer::emitDirectiveNaN2008(), llvm::MipsTargetELFStreamer::emitDirectiveNaNLegacy(), llvm::MipsTargetELFStreamer::emitDirectiveOptionPic0(), llvm::MipsTargetELFStreamer::emitDirectiveOptionPic2(), llvm::MipsTargetELFStreamer::emitDirectiveSetMips16(), llvm::MipsTargetELFStreamer::emitDirectiveSetNoReorder(), llvm::MipsTargetELFStreamer::finish(), llvm::MipsTargetELFStreamer::MipsTargetELFStreamer(), llvm::MSP430TargetELFStreamer::MSP430TargetELFStreamer(), llvm::RISCVTargetELFStreamer::RISCVTargetELFStreamer(), and llvm::MipsTargetELFStreamer::setUsesMicroMips().

getEmitter()

MCCodeEmitter& llvm::MCAssembler::getEmitter ( ) const

inline

Definition at line 295 of file MCAssembler.h.

Referenced by CheckBundleSubtargets(), llvm::MCWasmStreamer::EmitIdent(), llvm::MCWinCOFFStreamer::EmitInstToData(), llvm::MCObjectStreamer::EmitInstToFragment(), and Finish().

getEmitterPtr()

MCCodeEmitter* llvm::MCAssembler::getEmitterPtr ( ) const

inline

Definition at line 289 of file MCAssembler.h.

Referenced by Finish(), and reset().

getFileNames()

ArrayRef<std::string> llvm::MCAssembler::getFileNames ( )

inline

Definition at line 443 of file MCAssembler.h.

Referenced by getTime(), and isWeak().

getIndirectSymbols()

std::vector<IndirectSymbolData>& llvm::MCAssembler::getIndirectSymbols ( )

inline

Definition at line 368 of file MCAssembler.h.

getLinkerOptions()

std::vector<std::vector<std::string> >& llvm::MCAssembler::getLinkerOptions ( )

inline

Definition at line 392 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::writeObject().

getLOHContainer() [1/2]

MCLOHContainer& llvm::MCAssembler::getLOHContainer ( )

inline

Definition at line 424 of file MCAssembler.h.

Referenced by reset(), and llvm::MachObjectWriter::writeObject().

getLOHContainer() [2/2]

const MCLOHContainer& llvm::MCAssembler::getLOHContainer ( ) const

inline

Definition at line 425 of file MCAssembler.h.

getRelaxAll()

bool llvm::MCAssembler::getRelaxAll ( ) const

inline

Definition at line 321 of file MCAssembler.h.

Referenced by CanReuseDataFragment(), CheckBundleSubtargets(), llvm::MCELFStreamer::EmitBundleUnlock(), llvm::MCObjectStreamer::EmitInstruction(), Finish(), and llvm::MCELFStreamer::MCELFStreamer().

getSubsectionsViaSymbols()

bool llvm::MCAssembler::getSubsectionsViaSymbols ( ) const

inline

Definition at line 311 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::isSymbolRefDifferenceFullyResolvedImpl().

getVersionInfo()

const VersionInfoType& llvm::MCAssembler::getVersionInfo ( ) const

inline

MachO deployment target version information.

Definition at line 259 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::writeObject().

getWriter()

MCObjectWriter& llvm::MCAssembler::getWriter ( ) const

inline

Definition at line 297 of file MCAssembler.h.

Referenced by llvm::MCObjectStreamer::EmitAddrsig(), llvm::MCObjectStreamer::EmitAddrsigSym(), Finish(), and layout().

getWriterPtr()

MCObjectWriter* llvm::MCAssembler::getWriterPtr ( ) const

inline

Definition at line 291 of file MCAssembler.h.

Referenced by getAtom(), and reset().

indirect_symbol_begin() [1/2]

indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_begin ( )

inline

Definition at line 372 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::bindIndirectSymbols().

indirect_symbol_begin() [2/2]

const_indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_begin ( ) const

inline

Definition at line 375 of file MCAssembler.h.

indirect_symbol_end() [1/2]

indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_end ( )

inline

Definition at line 379 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::bindIndirectSymbols().

indirect_symbol_end() [2/2]

const_indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_end ( ) const

inline

Definition at line 382 of file MCAssembler.h.

indirect_symbol_size()

size_t llvm::MCAssembler::indirect_symbol_size ( ) const

inline

Definition at line 386 of file MCAssembler.h.

isBundlingEnabled()

bool llvm::MCAssembler::isBundlingEnabled ( ) const

inline

Definition at line 324 of file MCAssembler.h.

Referenced by CanReuseDataFragment(), CheckBundleSubtargets(), llvm::MCObjectStreamer::EmitInstruction(), llvm::MCELFStreamer::MCELFStreamer(), setSectionAlignmentForBundling(), and writeFragmentPadding().

isIncrementalLinkerCompatible()

bool llvm::MCAssembler::isIncrementalLinkerCompatible ( ) const

inline

Definition at line 314 of file MCAssembler.h.

Referenced by isAssociative().

isSymbolLinkerVisible()

bool MCAssembler::isSymbolLinkerVisible

(

const MCSymbol &

SD

)

const

Check whether a particular symbol is visible to the linker and is required in the symbol table, or whether it can be discarded by the assembler.

This also effects whether the assembler treats the label as potentially defining a separate atom.

Definition at line 165 of file MCAssembler.cpp.

References llvm::MCSymbol::isInSection(), llvm::MCSymbol::isTemporary(), and llvm::MCSymbol::isUsedInReloc().

Referenced by llvm::MachObjectWriter::computeSymbolTable(), and getAtom().

isThumbFunc()

bool MCAssembler::isThumbFunc

(

const MCSymbol *

Func

)

const

Check whether a given symbol has been flagged with .thumb_func.

Definition at line 134 of file MCAssembler.cpp.

References llvm::MCExpr::evaluateAsRelocatable(), llvm::MCSymbolRefExpr::getKind(), llvm::MCValue::getRefKind(), llvm::MCValue::getSymA(), llvm::MCValue::getSymB(), llvm::MCSymbolRefExpr::getSymbol(), llvm::MCSymbol::getVariableValue(), llvm::MCSymbol::isVariable(), llvm::Ref, and llvm::MCSymbolRefExpr::VK_None.

Referenced by llvm::ARMAsmBackend::adjustFixupValue(), getARMFixupKindMachOInfo(), isWeak(), and llvm::ARMAsmBackend::shouldForceRelocation().

layout()

void MCAssembler::layout

(

MCAsmLayout &

Layout

)

Definition at line 751 of file MCAssembler.cpp.

References llvm::MCAsmBackend::applyFixup(), assert(), DEBUG_WITH_TYPE, dump(), llvm::errs(), llvm::MCObjectWriter::executePostLayoutBinding(), getBackend(), getBackendPtr(), getContext(), llvm::MCSection::getFragmentList(), llvm::MCAsmLayout::getSectionOrder(), getWriter(), llvm_unreachable, llvm::MCSection::setLayoutOrder(), and llvm::MCSection::setOrdinal().

Referenced by Finish().

operator=()

MCAssembler& llvm::MCAssembler::operator= ( const MCAssembler &  )

delete

registerSection()

bool MCAssembler::registerSection

(

MCSection &

Section

)

Definition at line 126 of file MCAssembler.cpp.

References llvm::MCSection::isRegistered(), and llvm::MCSection::setIsRegistered().

Referenced by llvm::MCObjectStreamer::changeSectionImpl(), llvm::MCWinCOFFStreamer::EmitCOFFSafeSEH(), llvm::MCWinCOFFStreamer::EmitCOFFSymbolIndex(), llvm::MipsTargetELFStreamer::emitDirectiveEnd(), llvm::MipsTargetELFStreamer::emitMipsAbiFlags(), llvm::MipsRegInfoRecord::EmitMipsOptionRecord(), encodeBase64StringEntry(), and llvm::MipsTargetELFStreamer::finish().

registerSymbol()

void MCAssembler::registerSymbol	(	const MCSymbol &	Symbol,
		bool *	Created = nullptr
	)

Definition at line 445 of file MCAssembler.cpp.

References llvm::MCSymbol::isRegistered(), and llvm::MCSymbol::setIsRegistered().

Referenced by llvm::MachObjectWriter::bindIndirectSymbols(), llvm::MCELFStreamer::ChangeSection(), llvm::MCWasmStreamer::ChangeSection(), llvm::MipsELFStreamer::createPendingLabelRelocs(), llvm::MCObjectStreamer::EmitAddrsigSym(), llvm::MCObjectStreamer::EmitAssignment(), llvm::MCWinCOFFStreamer::EmitCOFFSafeSEH(), llvm::MCWinCOFFStreamer::EmitCOFFSymbolIndex(), llvm::MCWinCOFFStreamer::EmitCOFFSymbolStorageClass(), llvm::MCWinCOFFStreamer::EmitCOFFSymbolType(), llvm::MCELFStreamer::EmitCommonSymbol(), llvm::MCWinCOFFStreamer::EmitCommonSymbol(), llvm::MipsTargetELFStreamer::emitDirectiveCpLoad(), llvm::MCELFStreamer::EmitIdent(), llvm::MCObjectStreamer::EmitLabel(), llvm::MipsTargetELFStreamer::emitLabel(), llvm::MCELFStreamer::EmitLocalCommonSymbol(), llvm::MCWinCOFFStreamer::EmitSymbolAttribute(), llvm::MCELFStreamer::EmitSymbolAttribute(), llvm::MCWasmStreamer::EmitSymbolAttribute(), llvm::MCELFStreamer::EmitWeakReference(), llvm::MCWasmStreamer::EmitWeakReference(), llvm::SparcMCExpr::fixELFSymbolsInTLSFixups(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), llvm::HexagonMCELFStreamer::HexagonMCEmitLocalCommonSymbol(), and isWeak().

reset()

void MCAssembler::reset

(

)

Reuse an assembler instance.

Definition at line 99 of file MCAssembler.cpp.

References getBackendPtr(), getEmitterPtr(), getLOHContainer(), getWriterPtr(), llvm::MCCodeEmitter::reset(), llvm::MCObjectWriter::reset(), llvm::MCAsmBackend::reset(), and llvm::MCLOHContainer::reset().

setBuildVersion()

void llvm::MCAssembler::setBuildVersion ( MachO::PlatformType  Platform, unsigned  Major, unsigned  Minor, unsigned  Update, VersionTuple  SDKVersion = VersionTuple()  )

inline

Definition at line 270 of file MCAssembler.h.

setBundleAlignSize()

void llvm::MCAssembler::setBundleAlignSize ( unsigned  Size )

inline

Definition at line 328 of file MCAssembler.h.

References assert(), and Size.

Referenced by llvm::MCELFStreamer::EmitBundleAlignMode().

setDWARFLinetableParams()

void llvm::MCAssembler::setDWARFLinetableParams ( MCDwarfLineTableParams  P )

inline

Definition at line 300 of file MCAssembler.h.

References P.

setELFHeaderEFlags()

void llvm::MCAssembler::setELFHeaderEFlags ( unsigned  Flags )

inline

Definition at line 256 of file MCAssembler.h.

Referenced by llvm::AMDGPUTargetELFStreamer::AMDGPUTargetELFStreamer(), llvm::AVRELFStreamer::AVRELFStreamer(), createPPCMCAsmInfo(), llvm::MipsTargetELFStreamer::emitDirectiveAbiCalls(), llvm::MipsTargetELFStreamer::emitDirectiveNaN2008(), llvm::MipsTargetELFStreamer::emitDirectiveNaNLegacy(), llvm::MipsTargetELFStreamer::emitDirectiveOptionPic0(), llvm::MipsTargetELFStreamer::emitDirectiveOptionPic2(), llvm::MipsTargetELFStreamer::emitDirectiveSetMips16(), llvm::MipsTargetELFStreamer::emitDirectiveSetNoReorder(), llvm::MipsTargetELFStreamer::finish(), llvm::HexagonGetLastSlot(), llvm::MipsTargetELFStreamer::MipsTargetELFStreamer(), llvm::MSP430TargetELFStreamer::MSP430TargetELFStreamer(), llvm::RISCVTargetELFStreamer::RISCVTargetELFStreamer(), and llvm::MipsTargetELFStreamer::setUsesMicroMips().

setIncrementalLinkerCompatible()

void llvm::MCAssembler::setIncrementalLinkerCompatible ( bool  Value )

inline

Definition at line 317 of file MCAssembler.h.

setIsThumbFunc()

void llvm::MCAssembler::setIsThumbFunc ( const MCSymbol *  Func )

inline

Flag a function symbol as the target of a .thumb_func directive.

Definition at line 252 of file MCAssembler.h.

References llvm::SmallPtrSetImpl< PtrType >::insert().

setRelaxAll()

void llvm::MCAssembler::setRelaxAll ( bool  Value )

inline

Definition at line 322 of file MCAssembler.h.

Referenced by llvm::createELFStreamer(), and llvm::createWasmStreamer().

setSubsectionsViaSymbols()

void llvm::MCAssembler::setSubsectionsViaSymbols ( bool  Value )

inline

Definition at line 312 of file MCAssembler.h.

Referenced by llvm::MCELFStreamer::EmitAssemblerFlag().

setVersionMin()

void llvm::MCAssembler::setVersionMin ( MCVersionMinType  Type, unsigned  Major, unsigned  Minor, unsigned  Update, VersionTuple  SDKVersion = VersionTuple()  )

inline

Definition at line 260 of file MCAssembler.h.

size()

size_t llvm::MCAssembler::size ( ) const

inline

Definition at line 343 of file MCAssembler.h.

Referenced by llvm::MachObjectWriter::writeObject().

symbol_begin() [1/2]

symbol_iterator llvm::MCAssembler::symbol_begin ( )

inline

Definition at line 348 of file MCAssembler.h.

Referenced by dump().

symbol_begin() [2/2]

const_symbol_iterator llvm::MCAssembler::symbol_begin ( ) const

inline

Definition at line 349 of file MCAssembler.h.

symbol_end() [1/2]

symbol_iterator llvm::MCAssembler::symbol_end ( )

inline

Definition at line 351 of file MCAssembler.h.

Referenced by dump().

symbol_end() [2/2]

const_symbol_iterator llvm::MCAssembler::symbol_end ( ) const

inline

Definition at line 352 of file MCAssembler.h.

symbol_size()

size_t llvm::MCAssembler::symbol_size ( ) const

inline

Definition at line 359 of file MCAssembler.h.

symbols() [1/2]

symbol_range llvm::MCAssembler::symbols ( )

inline

Definition at line 354 of file MCAssembler.h.

References llvm::make_range().

Referenced by llvm::MachObjectWriter::computeSymbolTable(), isInSymtab(), and isWeak().

symbols() [2/2]

const_symbol_range llvm::MCAssembler::symbols ( ) const

inline

Definition at line 355 of file MCAssembler.h.

References llvm::make_range().

writeFragmentPadding()

void MCAssembler::writeFragmentPadding	(	raw_ostream &	OS,
		const MCEncodedFragment &	F,
		uint64_t	FSize
	)		const

Write the necessary bundle padding to OS.

Expects a fragment F containing instructions and its size FSize.

Definition at line 455 of file MCAssembler.cpp.

References llvm::MCEncodedFragment::alignToBundleEnd(), assert(), getBackend(), getBackendPtr(), getBundleAlignSize(), llvm::MCEncodedFragment::getBundlePadding(), llvm::MCFragment::hasInstructions(), isBundlingEnabled(), and llvm::report_fatal_error().

Referenced by llvm::MCELFStreamer::MCELFStreamer(), and writeFragment().

writeSectionData()

void MCAssembler::writeSectionData	(	raw_ostream &	OS,
		const MCSection *	Section,
		const MCAsmLayout &	Layout
	)		const

Emit the section contents to OS.

Definition at line 659 of file MCAssembler.cpp.

References assert(), F(), llvm::MCEncodedFragmentWithFixups< ContentsSize, FixupsSize >::fixup_begin(), llvm::MCEncodedFragmentWithFixups< ContentsSize, FixupsSize >::fixup_end(), llvm::MCFragment::FT_Align, llvm::MCFragment::FT_Data, llvm::MCFragment::FT_Fill, getBackendPtr(), llvm::MCEncodedFragmentWithContents< ContentsSize >::getContents(), llvm::MCAsmLayout::getSectionFileSize(), llvm::MCSection::isVirtualSection(), llvm_unreachable, llvm::report_fatal_error(), and llvm::SmallVectorBase::size().

Referenced by addData(), encodeBase64StringEntry(), and isWeak().

Friends And Related Function Documentation

MCAsmLayout

friend class MCAsmLayout

friend

Definition at line 62 of file MCAssembler.h.

Member Data Documentation

CGProfile

std::vector<CGProfileEntry> llvm::MCAssembler::CGProfile

Definition at line 434 of file MCAssembler.h.

Referenced by llvm::MCELFStreamer::emitCGProfileEntry().

Major

unsigned llvm::MCAssembler::Major

Definition at line 95 of file MCAssembler.h.

Minor

unsigned llvm::MCAssembler::Minor

Definition at line 96 of file MCAssembler.h.

Platform

MachO::PlatformType llvm::MCAssembler::Platform

Used when EmitBuildVersion==true.

Definition at line 93 of file MCAssembler.h.

SDKVersion

VersionTuple llvm::MCAssembler::SDKVersion

An optional version of the SDK that was used to build the source.

Definition at line 99 of file MCAssembler.h.

Symvers

std::vector<std::pair<StringRef, const MCSymbol *> > llvm::MCAssembler::Symvers

Definition at line 214 of file MCAssembler.h.

Referenced by llvm::MCELFStreamer::emitELFSymverDirective(), and isWeak().

Type

MCVersionMinType llvm::MCAssembler::Type

Used when EmitBuildVersion==false.

Definition at line 92 of file MCAssembler.h.

TypeOrPlatform

union { ... } llvm::MCAssembler::TypeOrPlatform

Update

unsigned llvm::MCAssembler::Update

Definition at line 97 of file MCAssembler.h.

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

• include/llvm/MC/MCAssembler.h
• lib/MC/MCAssembler.cpp