LLVM 17.0.0git
Classes | Public Types | Public Member Functions | Public Attributes | Friends | List of all members
llvm::MCAssembler Class Reference

#include "llvm/MC/MCAssembler.h"

Classes

struct  CGProfileEntry
 
struct  Symver
 

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 = { bool EmitBuildVersion
 MachO specific deployment target version info.
 

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.
 
 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.
 
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.
 
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.
 
void writeSectionData (raw_ostream &OS, const MCSection *Section, const MCAsmLayout &Layout) const
 Emit the section contents to OS.
 
bool isThumbFunc (const MCSymbol *Func) const
 Check whether a given symbol has been flagged with .thumb_func.
 
void setIsThumbFunc (const MCSymbol *Func)
 Flag a function symbol as the target of a .thumb_func directive.
 
unsigned getELFHeaderEFlags () const
 ELF e_header flags.
 
void setELFHeaderEFlags (unsigned Flags)
 
const VersionInfoType & getVersionInfo () const
 MachO deployment target version information.
 
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())
 
const VersionInfoType & getDarwinTargetVariantVersionInfo () const
 
void setDarwinTargetVariantBuildVersion (MachO::PlatformType Platform, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion)
 
void reset ()
 Reuse an assembler instance.
 
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.
 
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)
 
bool registerSymbol (const MCSymbol &Symbol)
 
MutableArrayRef< std::pair< std::string, size_t > > getFileNames ()
 
void addFileName (StringRef FileName)
 
void writeFragmentPadding (raw_ostream &OS, const MCEncodedFragment &F, uint64_t FSize) const
 Write the necessary bundle padding to OS.
 

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.
 
std::vector< Symver > 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 73 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 94 of file MCAssembler.h.

◆ const_indirect_symbol_iterator

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

Definition at line 90 of file MCAssembler.h.

◆ const_iterator

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

Definition at line 80 of file MCAssembler.h.

◆ const_symbol_iterator

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

Definition at line 83 of file MCAssembler.h.

◆ const_symbol_range

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

Definition at line 88 of file MCAssembler.h.

◆ data_region_iterator

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

Definition at line 96 of file MCAssembler.h.

◆ indirect_symbol_iterator

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

Definition at line 92 of file MCAssembler.h.

◆ iterator

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

Definition at line 81 of file MCAssembler.h.

◆ SectionListType

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

Definition at line 77 of file MCAssembler.h.

◆ symbol_iterator

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

Definition at line 85 of file MCAssembler.h.

◆ symbol_range

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

Definition at line 87 of file MCAssembler.h.

◆ SymbolDataListType

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

Definition at line 78 of file MCAssembler.h.

◆ VersionInfoType

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

MachO specific deployment target version info.

Definition at line 101 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 84 of file MCAssembler.cpp.

References Context.

◆ MCAssembler() [2/2]

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

◆ ~MCAssembler()

MCAssembler::~MCAssembler ( )
default

Member Function Documentation

◆ addFileName()

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

Definition at line 482 of file MCAssembler.h.

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

◆ begin() [1/2]

iterator llvm::MCAssembler::begin ( )
inline

Definition at line 373 of file MCAssembler.h.

Referenced by dump().

◆ begin() [2/2]

const_iterator llvm::MCAssembler::begin ( ) const
inline

Definition at line 374 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 293 of file MCAssembler.cpp.

References A, assert(), llvm::MCExpr::evaluateAsValue(), F, llvm::MCFragment::FT_Align, llvm::MCFragment::FT_BoundaryAlign, 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_Nops, llvm::MCFragment::FT_Org, llvm::MCFragment::FT_PseudoProbe, llvm::MCFragment::FT_Relaxable, llvm::MCFragment::FT_SymbolId, llvm::MCAlignFragment::getAlignment(), getBackend(), getBackendPtr(), getContext(), llvm::MCAsmLayout::getFragmentOffset(), llvm::MCOrgFragment::getLoc(), llvm::MCAlignFragment::getMaxBytesToEmit(), llvm::MCOrgFragment::getOffset(), llvm::MCFragment::getParent(), llvm::MCAsmLayout::getSymbolOffset(), llvm::MCAlignFragment::hasEmitNops(), llvm_unreachable, llvm::Offset, llvm::offsetToAlignment(), llvm::MCContext::reportError(), Size, llvm::MCSection::useCodeAlign(), and llvm::Align::value().

Referenced by llvm::MCAsmLayout::getSectionAddressSize(), and llvm::MCAsmLayout::layoutFragment().

◆ data_region_begin() [1/2]

data_region_iterator llvm::MCAssembler::data_region_begin ( )
inline

Definition at line 441 of file MCAssembler.h.

◆ data_region_begin() [2/2]

const_data_region_iterator llvm::MCAssembler::data_region_begin ( ) const
inline

Definition at line 442 of file MCAssembler.h.

◆ data_region_end() [1/2]

data_region_iterator llvm::MCAssembler::data_region_end ( )
inline

Definition at line 446 of file MCAssembler.h.

◆ data_region_end() [2/2]

const_data_region_iterator llvm::MCAssembler::data_region_end ( ) const
inline

Definition at line 447 of file MCAssembler.h.

◆ data_region_size()

size_t llvm::MCAssembler::data_region_size ( ) const
inline

Definition at line 451 of file MCAssembler.h.

◆ dump()

LLVM_DUMP_METHOD void MCAssembler::dump ( ) const

Definition at line 1228 of file MCAssembler.cpp.

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

Referenced by layout().

◆ end() [1/2]

iterator llvm::MCAssembler::end ( )
inline

Definition at line 376 of file MCAssembler.h.

Referenced by dump().

◆ end() [2/2]

const_iterator llvm::MCAssembler::end ( ) const
inline

Definition at line 377 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 934 of file MCAssembler.cpp.

References getWriter(), layout(), 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 177 of file MCAssembler.cpp.

References llvm::MCFragment::getAtom(), getContext(), llvm::MCSymbol::getFragment(), llvm::MCFragment::getParent(), llvm::MCSymbol::isInSection(), and isSymbolLinkerVisible().

◆ getBackend()

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

Definition at line 329 of file MCAssembler.h.

Referenced by computeFragmentSize(), llvm::MCELFStreamer::emitAssemblerFlag(), llvm::MCWasmStreamer::emitAssemblerFlag(), llvm::MCWinCOFFStreamer::emitAssemblerFlag(), llvm::MCObjectStreamer::emitInstruction(), llvm::MCObjectStreamer::emitRelocDirective(), llvm::MCXCOFFStreamer::emitXCOFFRefDirective(), layout(), llvm::LoongArchTargetELFStreamer::LoongArchTargetELFStreamer(), llvm::RISCVTargetELFStreamer::RISCVTargetELFStreamer(), and writeFragmentPadding().

◆ getBackendPtr()

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

Definition at line 323 of file MCAssembler.h.

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

◆ getBundleAlignSize()

unsigned llvm::MCAssembler::getBundleAlignSize ( ) const
inline

Definition at line 362 of file MCAssembler.h.

Referenced by llvm::computeBundlePadding(), llvm::MCELFStreamer::emitBundleAlignMode(), llvm::MCAsmLayout::layoutFragment(), setSectionAlignmentForBundling(), and writeFragmentPadding().

◆ getContext()

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

Definition at line 321 of file MCAssembler.h.

References Context.

Referenced by computeFragmentSize(), computeLabelDiff(), llvm::MCELFStreamer::emitCommonSymbol(), llvm::MipsTargetELFStreamer::emitDirectiveCpLoad(), llvm::MipsTargetELFStreamer::emitDirectiveCpsetup(), llvm::MipsTargetELFStreamer::emitDirectiveEnd(), llvm::MipsTargetELFStreamer::emitFrame(), llvm::MCELFStreamer::emitIdent(), llvm::MipsTargetELFStreamer::emitMipsAbiFlags(), llvm::CodeViewContext::encodeDefRange(), llvm::AVRMCExpr::evaluateAsRelocatableImpl(), llvm::PPCMCExpr::evaluateAsRelocatableImpl(), llvm::MipsTargetELFStreamer::finish(), getAtom(), llvm::MCAsmLayout::getBaseSymbol(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), layout(), llvm::MipsTargetELFStreamer::MipsTargetELFStreamer(), llvm::RISCVAsmBackend::relaxDwarfCFA(), llvm::RISCVAsmBackend::relaxDwarfLineAddr(), and writeSectionData().

◆ getDarwinTargetVariantVersionInfo()

const VersionInfoType & llvm::MCAssembler::getDarwinTargetVariantVersionInfo ( ) const
inline

Definition at line 302 of file MCAssembler.h.

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

◆ getDataRegions()

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

Definition at line 439 of file MCAssembler.h.

◆ getDWARFLinetableParams()

MCDwarfLineTableParams llvm::MCAssembler::getDWARFLinetableParams ( ) const
inline

Definition at line 335 of file MCAssembler.h.

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

◆ getELFHeaderEFlags()

unsigned llvm::MCAssembler::getELFHeaderEFlags ( ) const
inline

ELF e_header flags.

Definition at line 276 of file MCAssembler.h.

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

◆ getEmitter()

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

Definition at line 331 of file MCAssembler.h.

References Emitter.

Referenced by llvm::MCXCOFFStreamer::emitInstToData(), llvm::MCWinCOFFStreamer::emitInstToData(), and llvm::MCObjectStreamer::emitInstToFragment().

◆ getEmitterPtr()

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

Definition at line 325 of file MCAssembler.h.

References Emitter.

Referenced by llvm::PPCELFStreamer::emitInstruction(), llvm::PPCXCOFFStreamer::emitInstruction(), reset(), and llvm::AMDGPUAsmPrinter::runOnMachineFunction().

◆ getFileNames()

MutableArrayRef< std::pair< std::string, size_t > > llvm::MCAssembler::getFileNames ( )
inline

Definition at line 478 of file MCAssembler.h.

◆ getIndirectSymbols()

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

Definition at line 404 of file MCAssembler.h.

◆ getLinkerOptions()

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

Definition at line 428 of file MCAssembler.h.

◆ getLOHContainer() [1/2]

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

Definition at line 460 of file MCAssembler.h.

Referenced by getLOHContainer(), and reset().

◆ getLOHContainer() [2/2]

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

Definition at line 461 of file MCAssembler.h.

References getLOHContainer().

◆ getRelaxAll()

bool llvm::MCAssembler::getRelaxAll ( ) const
inline

Definition at line 357 of file MCAssembler.h.

Referenced by canReuseDataFragment(), and llvm::MCAsmLayout::layoutFragment().

◆ getSubsectionsViaSymbols()

bool llvm::MCAssembler::getSubsectionsViaSymbols ( ) const
inline

Definition at line 347 of file MCAssembler.h.

◆ getVersionInfo()

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

MachO deployment target version information.

Definition at line 280 of file MCAssembler.h.

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

◆ getWriter()

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

Definition at line 333 of file MCAssembler.h.

Referenced by llvm::MCObjectStreamer::emitAddrsig(), llvm::MCObjectStreamer::emitAddrsigSym(), llvm::MCELFStreamer::emitSymbolAttribute(), llvm::MCXCOFFStreamer::emitXCOFFExceptDirective(), Finish(), and layout().

◆ getWriterPtr()

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

Definition at line 327 of file MCAssembler.h.

Referenced by reset().

◆ indirect_symbol_begin() [1/2]

indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_begin ( )
inline

Definition at line 408 of file MCAssembler.h.

◆ indirect_symbol_begin() [2/2]

const_indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_begin ( ) const
inline

Definition at line 411 of file MCAssembler.h.

◆ indirect_symbol_end() [1/2]

indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_end ( )
inline

Definition at line 415 of file MCAssembler.h.

◆ indirect_symbol_end() [2/2]

const_indirect_symbol_iterator llvm::MCAssembler::indirect_symbol_end ( ) const
inline

Definition at line 418 of file MCAssembler.h.

◆ indirect_symbol_size()

size_t llvm::MCAssembler::indirect_symbol_size ( ) const
inline

Definition at line 422 of file MCAssembler.h.

◆ isBundlingEnabled()

bool llvm::MCAssembler::isBundlingEnabled ( ) const
inline

Definition at line 360 of file MCAssembler.h.

Referenced by canReuseDataFragment(), llvm::MCAsmLayout::layoutFragment(), setSectionAlignmentForBundling(), and writeFragmentPadding().

◆ isIncrementalLinkerCompatible()

bool llvm::MCAssembler::isIncrementalLinkerCompatible ( ) const
inline

Definition at line 350 of file MCAssembler.h.

◆ 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 166 of file MCAssembler.cpp.

Referenced by getAtom().

◆ isThumbFunc()

bool MCAssembler::isThumbFunc ( const MCSymbol *  Func) const

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

Definition at line 135 of file MCAssembler.cpp.

References llvm::MCExpr::evaluateAsRelocatable(), isThumbFunc(), llvm::Ref, Sym, and llvm::MCSymbolRefExpr::VK_None.

Referenced by isThumbFunc().

◆ layout()

void MCAssembler::layout ( MCAsmLayout &  Layout)

Definition at line 808 of file MCAssembler.cpp.

References llvm::MCAsmBackend::applyFixup(), assert(), llvm::MCSection::begin(), DEBUG_WITH_TYPE, DF, dump(), llvm::errs(), llvm::MCObjectWriter::executePostLayoutBinding(), Fixup, llvm::MCFragment::FT_Align, llvm::MCFragment::FT_CVDefRange, llvm::MCFragment::FT_Data, llvm::MCFragment::FT_Dwarf, llvm::MCFragment::FT_DwarfFrame, llvm::MCFragment::FT_PseudoProbe, llvm::MCFragment::FT_Relaxable, getBackend(), getBackendPtr(), llvm::MCEncodedFragmentWithContents< ContentsSize >::getContents(), getContext(), llvm::MCEncodedFragmentWithFixups< ContentsSize, FixupsSize >::getFixups(), llvm::MCSection::getFragmentList(), llvm::MCAsmLayout::getSectionOrder(), llvm::MCEncodedFragment::getSubtargetInfo(), getWriter(), llvm::MCContext::hadError(), llvm::MCAlignFragment::hasEmitNops(), llvm::MCFragment::hasInstructions(), llvm::MCAsmLayout::invalidateFragmentsFrom(), llvm::MCSection::setLayoutOrder(), llvm::MCSection::setOrdinal(), and llvm::MCAsmBackend::shouldInsertFixupForCodeAlign().

Referenced by Finish().

◆ operator=()

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

◆ registerSection()

bool MCAssembler::registerSection ( MCSection &  Section)

Definition at line 127 of file MCAssembler.cpp.

Referenced by llvm::MCObjectStreamer::changeSectionImpl(), llvm::MCWinCOFFStreamer::emitCOFFSafeSEH(), llvm::MCWinCOFFStreamer::emitCOFFSymbolIndex(), llvm::MipsTargetELFStreamer::emitDirectiveEnd(), llvm::MipsTargetELFStreamer::emitMipsAbiFlags(), llvm::MipsRegInfoRecord::EmitMipsOptionRecord(), and llvm::MipsTargetELFStreamer::finish().

◆ registerSymbol()

bool MCAssembler::registerSymbol ( const MCSymbol &  Symbol)

Definition at line 467 of file MCAssembler.cpp.

Referenced by llvm::MipsELFStreamer::createPendingLabelRelocs(), llvm::MCObjectStreamer::emitAssignment(), llvm::MCWinCOFFStreamer::emitCOFFSafeSEH(), llvm::MCWinCOFFStreamer::emitCOFFSymbolIndex(), llvm::MCWinCOFFStreamer::emitCOFFSymbolStorageClass(), llvm::MCWinCOFFStreamer::emitCOFFSymbolType(), llvm::MCELFStreamer::emitCommonSymbol(), llvm::MCWinCOFFStreamer::emitCommonSymbol(), llvm::MCXCOFFStreamer::emitCommonSymbol(), llvm::MipsTargetELFStreamer::emitDirectiveCpLoad(), llvm::RISCVTargetELFStreamer::emitDirectiveVariantCC(), llvm::MipsTargetELFStreamer::emitLabel(), llvm::MCObjectStreamer::emitLabel(), llvm::MCObjectStreamer::emitLabelAtPos(), llvm::MCELFStreamer::emitLocalCommonSymbol(), llvm::MCELFStreamer::emitSymbolAttribute(), llvm::MCWasmStreamer::emitSymbolAttribute(), llvm::MCWinCOFFStreamer::emitSymbolAttribute(), llvm::MCXCOFFStreamer::emitSymbolAttribute(), llvm::MCELFStreamer::emitWeakReference(), llvm::MCWasmStreamer::emitWeakReference(), llvm::MCWinCOFFStreamer::emitWeakReference(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), and llvm::HexagonMCELFStreamer::HexagonMCEmitLocalCommonSymbol().

◆ reset()

void MCAssembler::reset ( )

Reuse an assembler instance.

Definition at line 98 of file MCAssembler.cpp.

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

◆ setBuildVersion()

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

Definition at line 291 of file MCAssembler.h.

References Major, Minor, Platform, SDKVersion, and Update.

◆ setBundleAlignSize()

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

Definition at line 364 of file MCAssembler.h.

References assert(), and Size.

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

◆ setDarwinTargetVariantBuildVersion()

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

Definition at line 305 of file MCAssembler.h.

References Major, Minor, Platform, SDKVersion, and Update.

◆ setDWARFLinetableParams()

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

Definition at line 336 of file MCAssembler.h.

References P.

◆ setELFHeaderEFlags()

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

Definition at line 277 of file MCAssembler.h.

References Flags.

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

◆ setIncrementalLinkerCompatible()

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

Definition at line 353 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 273 of file MCAssembler.h.

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

◆ setRelaxAll()

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

Definition at line 358 of file MCAssembler.h.

Referenced by createELFStreamer(), llvm::createELFStreamer(), llvm::createRISCVELFStreamer(), llvm::createSPIRVStreamer(), llvm::createWasmStreamer(), and llvm::createXCOFFStreamer().

◆ setSubsectionsViaSymbols()

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

Definition at line 348 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 281 of file MCAssembler.h.

References Major, Minor, SDKVersion, Type, and Update.

◆ size()

size_t llvm::MCAssembler::size ( ) const
inline

Definition at line 379 of file MCAssembler.h.

◆ symbol_begin() [1/2]

symbol_iterator llvm::MCAssembler::symbol_begin ( )
inline

Definition at line 384 of file MCAssembler.h.

Referenced by dump(), and symbols().

◆ symbol_begin() [2/2]

const_symbol_iterator llvm::MCAssembler::symbol_begin ( ) const
inline

Definition at line 385 of file MCAssembler.h.

◆ symbol_end() [1/2]

symbol_iterator llvm::MCAssembler::symbol_end ( )
inline

Definition at line 387 of file MCAssembler.h.

Referenced by dump(), and symbols().

◆ symbol_end() [2/2]

const_symbol_iterator llvm::MCAssembler::symbol_end ( ) const
inline

Definition at line 388 of file MCAssembler.h.

◆ symbol_size()

size_t llvm::MCAssembler::symbol_size ( ) const
inline

Definition at line 395 of file MCAssembler.h.

◆ symbols() [1/2]

symbol_range llvm::MCAssembler::symbols ( )
inline

Definition at line 390 of file MCAssembler.h.

References llvm::make_range(), symbol_begin(), and symbol_end().

◆ symbols() [2/2]

const_symbol_range llvm::MCAssembler::symbols ( ) const
inline

Definition at line 391 of file MCAssembler.h.

References llvm::make_range(), symbol_begin(), and symbol_end().

◆ 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 476 of file MCAssembler.cpp.

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

◆ writeSectionData()

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

Emit the section contents to OS.

Definition at line 730 of file MCAssembler.cpp.

References assert(), DF, F, llvm::MCFragment::FT_Align, llvm::MCFragment::FT_Data, llvm::MCFragment::FT_Fill, llvm::MCFragment::FT_Org, getBackendPtr(), getContext(), llvm::MCAsmLayout::getSectionAddressSize(), llvm::MCAsmLayout::getSectionFileSize(), llvm::MCSection::isVirtualSection(), llvm_unreachable, OS, llvm::MCContext::reportError(), llvm::raw_ostream::tell(), and writeFragment().

Friends And Related Function Documentation

◆ MCAsmLayout

friend class MCAsmLayout
friend

Definition at line 74 of file MCAssembler.h.

Member Data Documentation

◆ CGProfile

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

Definition at line 470 of file MCAssembler.h.

Referenced by llvm::MCELFStreamer::emitCGProfileEntry(), and llvm::MCWinCOFFStreamer::emitCGProfileEntry().

◆ Major

unsigned llvm::MCAssembler::Major

Definition at line 107 of file MCAssembler.h.

Referenced by setBuildVersion(), setDarwinTargetVariantBuildVersion(), and setVersionMin().

◆ Minor

unsigned llvm::MCAssembler::Minor

Definition at line 108 of file MCAssembler.h.

Referenced by setBuildVersion(), setDarwinTargetVariantBuildVersion(), and setVersionMin().

◆ Platform

MachO::PlatformType llvm::MCAssembler::Platform

Used when EmitBuildVersion==true.

Definition at line 105 of file MCAssembler.h.

Referenced by setBuildVersion(), and setDarwinTargetVariantBuildVersion().

◆ SDKVersion

VersionTuple llvm::MCAssembler::SDKVersion

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

Definition at line 111 of file MCAssembler.h.

Referenced by setBuildVersion(), setDarwinTargetVariantBuildVersion(), and setVersionMin().

◆ Symvers

std::vector<Symver> llvm::MCAssembler::Symvers

Definition at line 235 of file MCAssembler.h.

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

◆ Type

MCVersionMinType llvm::MCAssembler::Type

Used when EmitBuildVersion==false.

Definition at line 104 of file MCAssembler.h.

Referenced by setVersionMin().

◆ 

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

◆ Update

unsigned llvm::MCAssembler::Update

Definition at line 109 of file MCAssembler.h.

Referenced by setBuildVersion(), setDarwinTargetVariantBuildVersion(), and setVersionMin().

The documentation for this class was generated from the following files:
Generated on Thu Jun 8 2023 18:37:24 for LLVM by doxygen 1.9.6