llvm::MCContext Class Reference

Context object for machine code objects. More...

#include "llvm/MC/MCContext.h"

Public Types
enum	Environment {   IsMachO , IsELF , IsGOFF , IsCOFF ,   IsSPIRV , IsWasm , IsXCOFF , IsDXContainer }
using	SymbolTable = StringMap< MCSymbol *, BumpPtrAllocator & >
using	DiagHandlerTy = std::function< void(const SMDiagnostic &, bool, const SourceMgr &, std::vector< const MDNode * > &)>

Public Member Functions
	MCContext (const Triple &TheTriple, const MCAsmInfo *MAI, const MCRegisterInfo *MRI, const MCSubtargetInfo *MSTI, const SourceMgr *Mgr=nullptr, MCTargetOptions const *TargetOpts=nullptr, bool DoAutoReset=true, StringRef Swift5ReflSegmentName={})
	MCContext (const MCContext &)=delete
MCContext &	operator= (const MCContext &)=delete
	~MCContext ()
Environment	getObjectFileType () const
const StringRef &	getSwift5ReflectionSegmentName () const
const Triple &	getTargetTriple () const
const SourceMgr *	getSourceManager () const
void	initInlineSourceManager ()
SourceMgr *	getInlineSourceManager ()
std::vector< const MDNode * > &	getLocInfos ()
void	setDiagnosticHandler (DiagHandlerTy DiagHandler)
void	setObjectFileInfo (const MCObjectFileInfo *Mofi)
const MCAsmInfo *	getAsmInfo () const
const MCRegisterInfo *	getRegisterInfo () const
const MCObjectFileInfo *	getObjectFileInfo () const
const MCSubtargetInfo *	getSubtargetInfo () const
CodeViewContext &	getCVContext ()
void	setAllowTemporaryLabels (bool Value)
void	setUseNamesOnTempLabels (bool Value)
StringRef	getSecureLogFile ()
raw_fd_ostream *	getSecureLog ()
void	setSecureLog (std::unique_ptr< raw_fd_ostream > Value)
bool	getSecureLogUsed ()
void	setSecureLogUsed (bool Value)
void *	allocate (unsigned Size, unsigned Align=8)
void	deallocate (void *Ptr)
bool	hadError ()
void	diagnose (const SMDiagnostic &SMD)
void	reportError (SMLoc L, const Twine &Msg)
void	reportWarning (SMLoc L, const Twine &Msg)
const MCAsmMacro *	lookupMacro (StringRef Name)
void	defineMacro (StringRef Name, MCAsmMacro Macro)
void	undefineMacro (StringRef Name)
MCPseudoProbeTable &	getMCPseudoProbeTable ()
Module Lifetime Management
void	reset ()
	reset - return object to right after construction state to prepare to process a new module
McInst Management
MCInst *	createMCInst ()
	Create and return a new MC instruction.
Symbol Management
MCSymbol *	createLinkerPrivateTempSymbol ()
	Create and return a new linker temporary symbol with a unique but unspecified name.
MCSymbol *	createTempSymbol ()
	Create a temporary symbol with a unique name.
MCSymbol *	createTempSymbol (const Twine &Name, bool AlwaysAddSuffix=true)
MCSymbol *	createNamedTempSymbol ()
	Create a temporary symbol with a unique name whose name cannot be omitted in the symbol table.
MCSymbol *	createNamedTempSymbol (const Twine &Name)
MCSymbol *	createDirectionalLocalSymbol (unsigned LocalLabelVal)
	Create the definition of a directional local symbol for numbered label (used for "1:" definitions).
MCSymbol *	getDirectionalLocalSymbol (unsigned LocalLabelVal, bool Before)
	Create and return a directional local symbol for numbered label (used for "1b" or 1f" references).
MCSymbol *	getOrCreateSymbol (const Twine &Name)
	Lookup the symbol inside with the specified Name.
MCSymbol *	getOrCreateFrameAllocSymbol (const Twine &FuncName, unsigned Idx)
	Gets a symbol that will be defined to the final stack offset of a local variable after codegen.
MCSymbol *	getOrCreateParentFrameOffsetSymbol (const Twine &FuncName)
MCSymbol *	getOrCreateLSDASymbol (const Twine &FuncName)
MCSymbol *	lookupSymbol (const Twine &Name) const
	Get the symbol for Name, or null.
void	setSymbolValue (MCStreamer &Streamer, const Twine &Sym, uint64_t Val)
	Set value for a symbol.
const SymbolTable &	getSymbols () const
	getSymbols - Get a reference for the symbol table for clients that want to, for example, iterate over all symbols.
MCSymbol *	getInlineAsmLabel (StringRef Name) const
	isInlineAsmLabel - Return true if the name is a label referenced in inline assembly.
void	registerInlineAsmLabel (MCSymbol *Sym)
	registerInlineAsmLabel - Records that the name is a label referenced in inline assembly.
Dwarf Management
StringRef	getCompilationDir () const
	Get the compilation directory for DW_AT_comp_dir The compilation directory should be set with setCompilationDir before calling this function.
void	setCompilationDir (StringRef S)
	Set the compilation directory for DW_AT_comp_dir.
void	addDebugPrefixMapEntry (const std::string &From, const std::string &To)
	Add an entry to the debug prefix map.
void	remapDebugPath (SmallVectorImpl< char > &Path)
	Remap one path in-place as per the debug prefix map.
void	RemapDebugPaths ()
const std::string &	getMainFileName () const
	Get the main file name for use in error messages and debug info.
void	setMainFileName (StringRef S)
	Set the main file name and override the default.
Expected< unsigned >	getDwarfFile (StringRef Directory, StringRef FileName, unsigned FileNumber, std::optional< MD5::MD5Result > Checksum, std::optional< StringRef > Source, unsigned CUID)
	Creates an entry in the dwarf file and directory tables.
bool	isValidDwarfFileNumber (unsigned FileNumber, unsigned CUID=0)
	isValidDwarfFileNumber - takes a dwarf file number and returns true if it currently is assigned and false otherwise.
const std::map< unsigned, MCDwarfLineTable > &	getMCDwarfLineTables () const
MCDwarfLineTable &	getMCDwarfLineTable (unsigned CUID)
const MCDwarfLineTable &	getMCDwarfLineTable (unsigned CUID) const
const SmallVectorImpl< MCDwarfFile > &	getMCDwarfFiles (unsigned CUID=0)
const SmallVectorImpl< std::string > &	getMCDwarfDirs (unsigned CUID=0)
unsigned	getDwarfCompileUnitID ()
void	setDwarfCompileUnitID (unsigned CUIndex)
void	setMCLineTableRootFile (unsigned CUID, StringRef CompilationDir, StringRef Filename, std::optional< MD5::MD5Result > Checksum, std::optional< StringRef > Source)
	Specifies the "root" file and directory of the compilation unit.
bool	isDwarfMD5UsageConsistent (unsigned CUID) const
	Reports whether MD5 checksum usage is consistent (all-or-none).
void	setCurrentDwarfLoc (unsigned FileNum, unsigned Line, unsigned Column, unsigned Flags, unsigned Isa, unsigned Discriminator)
	Saves the information from the currently parsed dwarf .loc directive and sets DwarfLocSeen.
void	clearDwarfLocSeen ()
bool	getDwarfLocSeen ()
const MCDwarfLoc &	getCurrentDwarfLoc ()
bool	getGenDwarfForAssembly ()
void	setGenDwarfForAssembly (bool Value)
unsigned	getGenDwarfFileNumber ()
EmitDwarfUnwindType	emitDwarfUnwindInfo () const
void	setGenDwarfFileNumber (unsigned FileNumber)
void	setGenDwarfRootFile (StringRef FileName, StringRef Buffer)
	Specifies information about the "root file" for assembler clients (e.g., llvm-mc).
const SetVector< MCSection * > &	getGenDwarfSectionSyms ()
bool	addGenDwarfSection (MCSection *Sec)
void	finalizeDwarfSections (MCStreamer &MCOS)
	Remove empty sections from SectionsForRanges, to avoid generating useless debug info for them.
const std::vector< MCGenDwarfLabelEntry > &	getMCGenDwarfLabelEntries () const
void	addMCGenDwarfLabelEntry (const MCGenDwarfLabelEntry &E)
void	setDwarfDebugFlags (StringRef S)
StringRef	getDwarfDebugFlags ()
void	setDwarfDebugProducer (StringRef S)
StringRef	getDwarfDebugProducer ()
void	setDwarfFormat (dwarf::DwarfFormat f)
dwarf::DwarfFormat	getDwarfFormat () const
void	setDwarfVersion (uint16_t v)
uint16_t	getDwarfVersion () const

Section Management
enum	: unsigned { GenericSectionID = ~0U }
MCSectionMachO *	getMachOSection (StringRef Segment, StringRef Section, unsigned TypeAndAttributes, unsigned Reserved2, SectionKind K, const char *BeginSymName=nullptr)
	Return the MCSection for the specified mach-o section.
MCSectionMachO *	getMachOSection (StringRef Segment, StringRef Section, unsigned TypeAndAttributes, SectionKind K, const char *BeginSymName=nullptr)
MCSectionELF *	getELFSection (const Twine &Section, unsigned Type, unsigned Flags)
MCSectionELF *	getELFSection (const Twine &Section, unsigned Type, unsigned Flags, unsigned EntrySize)
MCSectionELF *	getELFSection (const Twine &Section, unsigned Type, unsigned Flags, unsigned EntrySize, const Twine &Group, bool IsComdat)
MCSectionELF *	getELFSection (const Twine &Section, unsigned Type, unsigned Flags, unsigned EntrySize, const Twine &Group, bool IsComdat, unsigned UniqueID, const MCSymbolELF *LinkedToSym)
MCSectionELF *	getELFSection (const Twine &Section, unsigned Type, unsigned Flags, unsigned EntrySize, const MCSymbolELF *Group, bool IsComdat, unsigned UniqueID, const MCSymbolELF *LinkedToSym)
MCSectionELF *	getELFNamedSection (const Twine &Prefix, const Twine &Suffix, unsigned Type, unsigned Flags, unsigned EntrySize=0)
	Get a section with the provided group identifier.
MCSectionELF *	createELFRelSection (const Twine &Name, unsigned Type, unsigned Flags, unsigned EntrySize, const MCSymbolELF *Group, const MCSectionELF *RelInfoSection)
MCSectionELF *	createELFGroupSection (const MCSymbolELF *Group, bool IsComdat)
void	recordELFMergeableSectionInfo (StringRef SectionName, unsigned Flags, unsigned UniqueID, unsigned EntrySize)
bool	isELFImplicitMergeableSectionNamePrefix (StringRef Name)
bool	isELFGenericMergeableSection (StringRef Name)
std::optional< unsigned >	getELFUniqueIDForEntsize (StringRef SectionName, unsigned Flags, unsigned EntrySize)
	Return the unique ID of the section with the given name, flags and entry size, if it exists.
MCSectionGOFF *	getGOFFSection (StringRef Section, SectionKind Kind, MCSection *Parent, const MCExpr *SubsectionId)
MCSectionCOFF *	getCOFFSection (StringRef Section, unsigned Characteristics, SectionKind Kind, StringRef COMDATSymName, int Selection, unsigned UniqueID=GenericSectionID, const char *BeginSymName=nullptr)
MCSectionCOFF *	getCOFFSection (StringRef Section, unsigned Characteristics, SectionKind Kind, const char *BeginSymName=nullptr)
MCSectionCOFF *	getAssociativeCOFFSection (MCSectionCOFF *Sec, const MCSymbol *KeySym, unsigned UniqueID=GenericSectionID)
	Gets or creates a section equivalent to Sec that is associated with the section containing KeySym.
MCSectionSPIRV *	getSPIRVSection ()
MCSectionWasm *	getWasmSection (const Twine &Section, SectionKind K, unsigned Flags=0)
MCSectionWasm *	getWasmSection (const Twine &Section, SectionKind K, unsigned Flags, const char *BeginSymName)
MCSectionWasm *	getWasmSection (const Twine &Section, SectionKind K, unsigned Flags, const Twine &Group, unsigned UniqueID)
MCSectionWasm *	getWasmSection (const Twine &Section, SectionKind K, unsigned Flags, const Twine &Group, unsigned UniqueID, const char *BeginSymName)
MCSectionWasm *	getWasmSection (const Twine &Section, SectionKind K, unsigned Flags, const MCSymbolWasm *Group, unsigned UniqueID, const char *BeginSymName)
MCSectionDXContainer *	getDXContainerSection (StringRef Section, SectionKind K)
	Get the section for the provided Section name.
bool	hasXCOFFSection (StringRef Section, XCOFF::CsectProperties CsectProp) const
MCSectionXCOFF *	getXCOFFSection (StringRef Section, SectionKind K, std::optional< XCOFF::CsectProperties > CsectProp=std::nullopt, bool MultiSymbolsAllowed=false, const char *BeginSymName=nullptr, std::optional< XCOFF::DwarfSectionSubtypeFlags > DwarfSubtypeFlags=std::nullopt)
MCSubtargetInfo &	getSubtargetCopy (const MCSubtargetInfo &STI)
uint8_t	getBBAddrMapVersion () const

Detailed Description

Context object for machine code objects.

This class owns all of the sections that it creates.

Definition at line 76 of file MCContext.h.

Member Typedef Documentation

DiagHandlerTy

using llvm::MCContext::DiagHandlerTy = std::function<void(const SMDiagnostic &, bool, const SourceMgr &, std::vector<const MDNode *> &)>

Definition at line 79 of file MCContext.h.

SymbolTable

using llvm::MCContext::SymbolTable = StringMap<MCSymbol *, BumpPtrAllocator &>

Definition at line 78 of file MCContext.h.

Member Enumeration Documentation

anonymous enum

anonymous enum : unsigned

Enumerator
GenericSectionID	Pass this value as the UniqueID during section creation to get the generic section with the given name and characteristics. The usual sections such as .text use this ID.

Definition at line 542 of file MCContext.h.

Environment

enum llvm::MCContext::Environment

Enumerator
IsMachO
IsELF
IsGOFF
IsCOFF
IsSPIRV
IsWasm
IsXCOFF
IsDXContainer

Definition at line 82 of file MCContext.h.

Constructor & Destructor Documentation

MCContext() [1/2]

MCContext::MCContext ( const Triple &  TheTriple, const MCAsmInfo *  MAI, const MCRegisterInfo *  MRI, const MCSubtargetInfo *  MSTI, const SourceMgr *  Mgr = nullptr, MCTargetOptions const *  TargetOpts = nullptr, bool  DoAutoReset = true, StringRef  Swift5ReflSegmentName = {}  )

explicit

Definition at line 67 of file MCContext.cpp.

References Allocator, llvm::Triple::COFF, llvm::Triple::DXContainer, llvm::Triple::ELF, llvm::MemoryBuffer::getBufferIdentifier(), llvm::SourceMgr::getMainFileID(), llvm::SourceMgr::getMemoryBuffer(), llvm::SourceMgr::getNumBuffers(), llvm::Triple::getObjectFormat(), llvm::Triple::GOFF, IsCOFF, IsDXContainer, IsELF, IsGOFF, IsMachO, llvm::Triple::isOSWindows(), IsSPIRV, IsWasm, IsXCOFF, llvm::Triple::MachO, llvm::report_fatal_error(), llvm::Triple::SPIRV, llvm::Triple::UnknownObjectFormat, llvm::Triple::Wasm, and llvm::Triple::XCOFF.

MCContext() [2/2]

llvm::MCContext::MCContext ( const MCContext &  )

delete

~MCContext()

MCContext::~MCContext

(

)

Definition at line 118 of file MCContext.cpp.

References reset().

Member Function Documentation

addDebugPrefixMapEntry()

void MCContext::addDebugPrefixMapEntry	(	const std::string &	From,
		const std::string &	To
	)

Add an entry to the debug prefix map.

Definition at line 882 of file MCContext.cpp.

References From.

addGenDwarfSection()

bool llvm::MCContext::addGenDwarfSection ( MCSection *  Sec )

inline

Definition at line 804 of file MCContext.h.

References llvm::SetVector< T, Vector, Set >::insert().

addMCGenDwarfLabelEntry()

void llvm::MCContext::addMCGenDwarfLabelEntry ( const MCGenDwarfLabelEntry &  E )

inline

Definition at line 814 of file MCContext.h.

References E.

Referenced by llvm::MCGenDwarfLabelEntry::Make().

allocate()

void * llvm::MCContext::allocate ( unsigned  Size, unsigned  Align = 8  )

inline

Definition at line 842 of file MCContext.h.

References Allocator, and Size.

clearDwarfLocSeen()

void llvm::MCContext::clearDwarfLocSeen ( )

inline

Definition at line 782 of file MCContext.h.

Referenced by llvm::MCObjectStreamer::changeSectionImpl(), and llvm::MCDwarfLineEntry::make().

createDirectionalLocalSymbol()

MCSymbol * MCContext::createDirectionalLocalSymbol

(

unsigned

LocalLabelVal

)

Create the definition of a directional local symbol for numbered label (used for "1:" definitions).

Definition at line 346 of file MCContext.cpp.

createELFGroupSection()

MCSectionELF * MCContext::createELFGroupSection	(	const MCSymbolELF *	Group,
		bool	IsComdat
	)

Definition at line 604 of file MCContext.cpp.

References llvm::SectionKind::getReadOnly(), llvm::MCSection::NonUniqueID, and llvm::ELF::SHT_GROUP.

createELFRelSection()

MCSectionELF * MCContext::createELFRelSection	(	const Twine &	Name,
		unsigned	Type,
		unsigned	Flags,
		unsigned	EntrySize,
		const MCSymbolELF *	Group,
		const MCSectionELF *	RelInfoSection
	)

Definition at line 501 of file MCContext.cpp.

References Flags, llvm::MCSection::getBeginSymbol(), llvm::SectionKind::getReadOnly(), I, llvm::StringMap< ValueTy, AllocatorTy >::insert(), and Name.

createLinkerPrivateTempSymbol()

MCSymbol * MCContext::createLinkerPrivateTempSymbol

(

)

Create and return a new linker temporary symbol with a unique but unspecified name.

Definition at line 312 of file MCContext.cpp.

References llvm::MCAsmInfo::getLinkerPrivateGlobalPrefix().

Referenced by llvm::AsmPrinter::emitKCFITrapEntry().

createMCInst()

MCInst * MCContext::createMCInst

(

)

Create and return a new MC instruction.

Definition at line 193 of file MCContext.cpp.

Referenced by llvm::HexagonLowerToMC().

createNamedTempSymbol() [1/2]

MCSymbol * MCContext::createNamedTempSymbol

(

)

Create a temporary symbol with a unique name whose name cannot be omitted in the symbol table.

This is rarely used.

Definition at line 320 of file MCContext.cpp.

References createNamedTempSymbol().

Referenced by createNamedTempSymbol(), and llvm::AddrLabelMap::getAddrLabelSymbolToEmit().

createNamedTempSymbol() [2/2]

MCSymbol * MCContext::createNamedTempSymbol

(

const Twine &

Name

)

Definition at line 306 of file MCContext.cpp.

References llvm::MCAsmInfo::getPrivateGlobalPrefix(), and Name.

createTempSymbol() [1/2]

MCSymbol * MCContext::createTempSymbol

(

)

Create a temporary symbol with a unique name.

The name will be omitted in the symbol table if UseNamesOnTempLabels is false (default except MCAsmStreamer). The overload without Name uses an unspecified name.

Definition at line 318 of file MCContext.cpp.

References createTempSymbol().

Referenced by llvm::MachineFunction::addLandingPad(), ARM64EmitUnwindInfoForSegment(), ARMEmitUnwindInfo(), llvm::DebugHandlerBase::beginInstruction(), createTempSymbol(), llvm::AsmPrinter::createTempSymbol(), llvm::MCGenDwarfInfo::Emit(), llvm::MCDwarfLineTableHeader::Emit(), llvm::MipsELFStreamer::emitCFIEndProcImpl(), llvm::MipsELFStreamer::emitCFILabel(), llvm::MipsELFStreamer::emitCFIStartProcImpl(), llvm::MCObjectStreamer::emitCVLocDirective(), emitDirectiveRelocJalr(), llvm::CodeViewContext::emitFileChecksums(), llvm::SystemZAsmPrinter::emitFunctionEntryLabel(), EmitGenDwarfInfo(), emitGenDwarfRanges(), llvm::ARMAsmPrinter::emitInstruction(), llvm::SystemZAsmPrinter::emitInstruction(), llvm::X86AsmPrinter::emitInstruction(), llvm::X86AsmPrinter::emitKCFITypeId(), llvm::CodeViewContext::emitLineTableForFunction(), llvm::mcdwarf::emitListsTableHeaderStart(), llvm::ARMAsmPrinter::emitMachineConstantPoolValue(), llvm::CSKYAsmPrinter::emitMachineConstantPoolValue(), EmitNop(), llvm::AsmPrinter::emitPCSections(), llvm::AsmPrinter::emitPCSectionsLabel(), llvm::AArch64FrameLowering::emitPrologue(), llvm::HexagonAsmPrinter::EmitSled(), llvm::CodeViewContext::emitStringTable(), EmitUnwindInfo(), llvm::AsmPrinter::emitXRayTable(), llvm::DebugHandlerBase::endInstruction(), llvm::AddrLabelMap::getAddrLabelSymbolToEmit(), getCOFFSection(), llvm::MCSection::getEndSymbol(), llvm::AArch64_MachoTargetObjectFile::getIndirectSymViaGOTPCRel(), getMachOSection(), llvm::AArch64_MachoTargetObjectFile::getTTypeGlobalReference(), llvm::TargetLoweringObjectFile::getTTypeReference(), getXCOFFSection(), llvm::MCDwarfLineEntry::make(), and llvm::MCGenDwarfLabelEntry::Make().

createTempSymbol() [2/2]

MCSymbol * MCContext::createTempSymbol	(	const Twine &	Name,
		bool	AlwaysAddSuffix = true
	)

Definition at line 300 of file MCContext.cpp.

References llvm::MCAsmInfo::getPrivateGlobalPrefix(), and Name.

deallocate()

void llvm::MCContext::deallocate ( void *  Ptr )

inline

Definition at line 846 of file MCContext.h.

defineMacro()

void llvm::MCContext::defineMacro ( StringRef  Name, MCAsmMacro  Macro  )

inline

Definition at line 858 of file MCContext.h.

References llvm::Macro, and Name.

diagnose()

void MCContext::diagnose

(

const SMDiagnostic &

SMD

)

Definition at line 1007 of file MCContext.cpp.

References assert(), and llvm_unreachable.

emitDwarfUnwindInfo()

EmitDwarfUnwindType MCContext::emitDwarfUnwindInfo

(

)

const

Definition at line 922 of file MCContext.cpp.

References llvm::Default.

finalizeDwarfSections()

void MCContext::finalizeDwarfSections

(

MCStreamer &

MCOS

)

Remove empty sections from SectionsForRanges, to avoid generating useless debug info for them.

Definition at line 992 of file MCContext.cpp.

References llvm::MCStreamer::mayHaveInstructions().

Referenced by llvm::MCGenDwarfInfo::Emit().

getAsmInfo()

const MCAsmInfo * llvm::MCContext::getAsmInfo ( ) const

inline

Definition at line 446 of file MCContext.h.

Referenced by llvm::DwarfCFIException::beginFunction(), calcUniqueIDUpdateFlagsAndSize(), llvm::MCTargetStreamer::changeSection(), llvm::MCSymbolRefExpr::create(), llvm::MCGenDwarfInfo::Emit(), llvm::MCDwarfLineTableHeader::Emit(), llvm::MCStreamer::emitCFIStartProc(), llvm::MCObjectStreamer::emitDwarfLineEndEntry(), emitFDESymbol(), EmitGenDwarfAranges(), EmitGenDwarfInfo(), emitGenDwarfRanges(), llvm::ARMTargetStreamer::emitInst(), llvm::MCStreamer::emitIntValue(), llvm::mcdwarf::emitListsTableHeaderStart(), llvm::MCDwarfLineTable::emitOne(), EmitPersonality(), llvm::MCTargetStreamer::emitRawBytes(), llvm::NVPTXTargetStreamer::emitRawBytes(), llvm::MCTargetStreamer::emitValue(), llvm::MCStreamer::emitWinCFIStartProc(), llvm::MCStreamer::EnsureValidWinFrameInfo(), getDataAlignmentFactor(), llvm::MCStreamer::getDwarfLineTableSymbol(), llvm::MachineBasicBlock::getEndSymbol(), getRelocType32(), getRelocType64(), getSizeForEncoding(), llvm::MachineBasicBlock::getSymbol(), llvm::TargetLoweringObjectFileELF::Initialize(), llvm::MCELFStreamer::initSections(), llvm::MCDwarfLineStr::MCDwarfLineStr(), llvm::RISCVAsmBackend::relaxDwarfCFA(), selectELFSectionForGlobal(), and selectExplicitSectionGlobal().

getAssociativeCOFFSection()

MCSectionCOFF * MCContext::getAssociativeCOFFSection	(	MCSectionCOFF *	Sec,
		const MCSymbol *	KeySym,
		unsigned	UniqueID = GenericSectionID
	)

Gets or creates a section equivalent to Sec that is associated with the section containing KeySym.

For example, to create a debug info section associated with an inline function, pass the normal debug info section as Sec and the function symbol as KeySym.

Definition at line 697 of file MCContext.cpp.

References Characteristics, GenericSectionID, llvm::MCSectionCOFF::getCharacteristics(), getCOFFSection(), llvm::MCSection::getKind(), llvm::MCSection::getName(), llvm::MCSymbol::getName(), llvm::COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE, and llvm::COFF::IMAGE_SCN_LNK_COMDAT.

Referenced by getCOFFStaticStructorSection().

getBBAddrMapVersion()

uint8_t llvm::MCContext::getBBAddrMapVersion ( ) const

inline

Definition at line 684 of file MCContext.h.

Referenced by llvm::MachineBasicBlock::getBBIDOrNumber().

getCOFFSection() [1/2]

MCSectionCOFF * MCContext::getCOFFSection	(	StringRef	Section,
		unsigned	Characteristics,
		SectionKind	Kind,
		const char *	BeginSymName = nullptr
	)

Definition at line 689 of file MCContext.cpp.

References Characteristics, GenericSectionID, and getCOFFSection().

getCOFFSection() [2/2]

MCSectionCOFF * MCContext::getCOFFSection	(	StringRef	Section,
		unsigned	Characteristics,
		SectionKind	Kind,
		StringRef	COMDATSymName,
		int	Selection,
		unsigned	UniqueID = GenericSectionID,
		const char *	BeginSymName = nullptr
	)

Definition at line 658 of file MCContext.cpp.

References Characteristics, createTempSymbol(), llvm::StringRef::empty(), llvm::MCSymbol::getName(), getOrCreateSymbol(), and Selection.

Referenced by llvm::AsmPrinter::doFinalization(), getAssociativeCOFFSection(), getCOFFSection(), getCOFFStaticStructorSection(), llvm::TargetLoweringObjectFileCOFF::getExplicitSectionGlobal(), llvm::TargetLoweringObjectFileCOFF::getSectionForConstant(), llvm::TargetLoweringObjectFileCOFF::getSectionForJumpTable(), llvm::TargetLoweringObjectFileCOFF::Initialize(), and llvm::TargetLoweringObjectFileCOFF::SelectSectionForGlobal().

getCompilationDir()

StringRef llvm::MCContext::getCompilationDir ( ) const

inline

Get the compilation directory for DW_AT_comp_dir The compilation directory should be set with setCompilationDir before calling this function.

If it is unset, an empty string will be returned.

Definition at line 694 of file MCContext.h.

Referenced by EmitGenDwarfAbbrev(), EmitGenDwarfInfo(), and setGenDwarfRootFile().

getCurrentDwarfLoc()

const MCDwarfLoc & llvm::MCContext::getCurrentDwarfLoc ( )

inline

Definition at line 785 of file MCContext.h.

Referenced by llvm::MCDwarfLineEntry::make().

getCVContext()

CodeViewContext & MCContext::getCVContext

(

)

Definition at line 997 of file MCContext.cpp.

Referenced by llvm::MCStreamer::checkCVLocSection(), llvm::MCObjectStreamer::emitCVDefRangeDirective(), llvm::MCObjectStreamer::emitCVFileChecksumOffsetDirective(), llvm::MCObjectStreamer::emitCVFileChecksumsDirective(), llvm::MCStreamer::emitCVFileDirective(), llvm::MCStreamer::emitCVFuncIdDirective(), llvm::MCObjectStreamer::emitCVInlineLinetableDirective(), llvm::MCStreamer::emitCVInlineSiteIdDirective(), llvm::MCObjectStreamer::emitCVLinetableDirective(), llvm::MCObjectStreamer::emitCVLocDirective(), and llvm::MCObjectStreamer::emitCVStringTableDirective().

getDirectionalLocalSymbol()

MCSymbol * MCContext::getDirectionalLocalSymbol	(	unsigned	LocalLabelVal,
		bool	Before
	)

Create and return a directional local symbol for numbered label (used for "1b" or 1f" references).

Definition at line 351 of file MCContext.cpp.

getDwarfCompileUnitID()

unsigned llvm::MCContext::getDwarfCompileUnitID ( )

inline

Definition at line 747 of file MCContext.h.

Referenced by llvm::MCDwarfLineEntry::make().

getDwarfDebugFlags()

StringRef llvm::MCContext::getDwarfDebugFlags ( )

inline

Definition at line 819 of file MCContext.h.

Referenced by EmitGenDwarfAbbrev(), and EmitGenDwarfInfo().

getDwarfDebugProducer()

StringRef llvm::MCContext::getDwarfDebugProducer ( )

inline

Definition at line 822 of file MCContext.h.

Referenced by EmitGenDwarfInfo().

getDwarfFile()

Expected< unsigned > MCContext::getDwarfFile	(	StringRef	Directory,
		StringRef	FileName,
		unsigned	FileNumber,
		std::optional< MD5::MD5Result >	Checksum,
		std::optional< StringRef >	Source,
		unsigned	CUID
	)

Creates an entry in the dwarf file and directory tables.

getDwarfFile - takes a file name and number to place in the dwarf file and directory tables.

If the file number has already been allocated it is an error and zero is returned and the client reports the error, else the allocated file number is returned. The file numbers may be in any order.

Definition at line 969 of file MCContext.cpp.

References llvm::MCDwarfLineTable::tryGetFile().

Referenced by llvm::MCStreamer::tryEmitDwarfFileDirective().

getDwarfFormat()

dwarf::DwarfFormat llvm::MCContext::getDwarfFormat ( ) const

inline

Definition at line 825 of file MCContext.h.

Referenced by llvm::MCDwarfLineTableHeader::Emit(), llvm::DwarfDebug::emitDebugLocEntry(), EmitGenDwarfAbbrev(), EmitGenDwarfAranges(), EmitGenDwarfInfo(), llvm::mcdwarf::emitListsTableHeaderStart(), and llvm::MCDwarfLineStr::emitRef().

getDwarfLocSeen()

bool llvm::MCContext::getDwarfLocSeen ( )

inline

Definition at line 784 of file MCContext.h.

Referenced by llvm::MCDwarfLineEntry::make().

getDwarfVersion()

uint16_t llvm::MCContext::getDwarfVersion ( ) const

inline

Definition at line 828 of file MCContext.h.

Referenced by llvm::MCGenDwarfInfo::Emit(), llvm::MCDwarfLineTable::emit(), llvm::MCDwarfLineTableHeader::Emit(), EmitGenDwarfAbbrev(), EmitGenDwarfInfo(), emitGenDwarfRanges(), llvm::mcdwarf::emitListsTableHeaderStart(), llvm::MCDwarfLineTable::emitOne(), isValidDwarfFileNumber(), and setGenDwarfRootFile().

getDXContainerSection()

MCSectionDXContainer * MCContext::getDXContainerSection	(	StringRef	Section,
		SectionKind	K
	)

Get the section for the provided Section name.

Definition at line 855 of file MCContext.cpp.

References F, and Name.

Referenced by DXILTargetObjectFile::getExplicitSectionGlobal().

getELFNamedSection()

MCSectionELF * MCContext::getELFNamedSection	(	const Twine &	Prefix,
		const Twine &	Suffix,
		unsigned	Type,
		unsigned	Flags,
		unsigned	EntrySize = 0
	)

Get a section with the provided group identifier.

This section is named by concatenating Prefix with '.' then Suffix. The Type describes the type of the section and Flags are used to further configure this named section.

Definition at line 513 of file MCContext.cpp.

References Flags, and getELFSection().

Referenced by llvm::TargetLoweringObjectFileELF::emitPersonalityValue().

getELFSection() [1/5]

MCSectionELF * llvm::MCContext::getELFSection ( const Twine &  Section, unsigned  Type, unsigned  Flags  )

inline

Definition at line 563 of file MCContext.h.

References Flags, and getELFSection().

Referenced by llvm::AsmPrinter::doFinalization(), llvm::MCELFStreamer::emitCommonSymbol(), llvm::MCELFStreamer::emitIdent(), llvm::MipsRegInfoRecord::EmitMipsOptionRecord(), llvm::AsmPrinter::emitPatchableFunctionEntries(), llvm::MipsAsmPrinter::emitStartOfAsmFile(), llvm::X86AsmPrinter::emitStartOfAsmFile(), llvm::AsmPrinter::emitXRayTable(), llvm::MCObjectFileInfo::getBBAddrMapSection(), getELFNamedSection(), getELFSection(), llvm::HexagonTargetObjectFile::getExplicitSectionGlobal(), llvm::XCoreTargetObjectFile::getExplicitSectionGlobal(), llvm::MCObjectFileInfo::getKCFITrapSection(), llvm::MCObjectFileInfo::getPCSection(), llvm::MCObjectFileInfo::getPseudoProbeDescSection(), llvm::MCObjectFileInfo::getPseudoProbeSection(), llvm::TargetLoweringObjectFileELF::getSectionForCommandLines(), llvm::TargetLoweringObjectFileELF::getSectionForLSDA(), llvm::TargetLoweringObjectFileELF::getSectionForMachineBasicBlock(), llvm::MCObjectFileInfo::getStackSizesSection(), getStaticStructorSection(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), llvm::ARMElfTargetObjectFile::Initialize(), llvm::AVRTargetObjectFile::Initialize(), llvm::HexagonTargetObjectFile::Initialize(), llvm::LanaiTargetObjectFile::Initialize(), llvm::M68kELFTargetObjectFile::Initialize(), llvm::MipsTargetObjectFile::Initialize(), llvm::RISCVELFTargetObjectFile::Initialize(), llvm::XCoreTargetObjectFile::Initialize(), llvm::TargetLoweringObjectFileELF::InitializeELF(), llvm::MSP430TargetELFStreamer::MSP430TargetELFStreamer(), selectELFSectionForGlobal(), selectExplicitSectionGlobal(), and smallData().

getELFSection() [2/5]

MCSectionELF * llvm::MCContext::getELFSection ( const Twine &  Section, unsigned  Type, unsigned  Flags, unsigned  EntrySize  )

inline

Definition at line 568 of file MCContext.h.

References Flags, getELFSection(), and llvm::MCSection::NonUniqueID.

getELFSection() [3/5]

MCSectionELF * MCContext::getELFSection	(	const Twine &	Section,
		unsigned	Type,
		unsigned	Flags,
		unsigned	EntrySize,
		const MCSymbolELF *	Group,
		bool	IsComdat,
		unsigned	UniqueID,
		const MCSymbolELF *	LinkedToSym
	)

Definition at line 534 of file MCContext.cpp.

References assert(), llvm::StringSwitch< T, R >::Case(), llvm::StringSwitch< T, R >::Default(), llvm::StringRef::empty(), Flags, llvm::SectionKind::getBSS(), llvm::SectionKind::getData(), llvm::SectionKind::getExecuteOnly(), llvm::SectionKind::getMetadata(), llvm::MCSymbol::getName(), llvm::SectionKind::getReadOnly(), llvm::SectionKind::getReadOnlyWithRel(), llvm::SectionKind::getText(), llvm::SectionKind::getThreadBSS(), llvm::SectionKind::getThreadData(), recordELFMergeableSectionInfo(), llvm::ELF::SHF_ARM_PURECODE, llvm::ELF::SHF_EXECINSTR, llvm::ELF::SHF_TLS, llvm::ELF::SHF_WRITE, llvm::ELF::SHT_NOBITS, and llvm::StringSwitch< T, R >::StartsWith().

getELFSection() [4/5]

MCSectionELF * llvm::MCContext::getELFSection ( const Twine &  Section, unsigned  Type, unsigned  Flags, unsigned  EntrySize, const Twine &  Group, bool  IsComdat  )

inline

Definition at line 574 of file MCContext.h.

References Flags, getELFSection(), and llvm::MCSection::NonUniqueID.

getELFSection() [5/5]

MCSectionELF * MCContext::getELFSection	(	const Twine &	Section,
		unsigned	Type,
		unsigned	Flags,
		unsigned	EntrySize,
		const Twine &	Group,
		bool	IsComdat,
		unsigned	UniqueID,
		const MCSymbolELF *	LinkedToSym
	)

Definition at line 521 of file MCContext.cpp.

References Flags, getELFSection(), getOrCreateSymbol(), llvm::Twine::isTriviallyEmpty(), and llvm::Twine::str().

getELFUniqueIDForEntsize()

std::optional< unsigned > MCContext::getELFUniqueIDForEntsize	(	StringRef	SectionName,
		unsigned	Flags,
		unsigned	EntrySize
	)

Return the unique ID of the section with the given name, flags and entry size, if it exists.

Definition at line 638 of file MCContext.cpp.

References Flags, and I.

Referenced by calcUniqueIDUpdateFlagsAndSize().

getGenDwarfFileNumber()

unsigned llvm::MCContext::getGenDwarfFileNumber ( )

inline

Definition at line 789 of file MCContext.h.

Referenced by llvm::MCGenDwarfLabelEntry::Make().

getGenDwarfForAssembly()

bool llvm::MCContext::getGenDwarfForAssembly ( )

inline

Definition at line 787 of file MCContext.h.

getGenDwarfSectionSyms()

const SetVector< MCSection * > & llvm::MCContext::getGenDwarfSectionSyms ( )

inline

Definition at line 800 of file MCContext.h.

Referenced by llvm::MCGenDwarfInfo::Emit(), EmitGenDwarfAbbrev(), EmitGenDwarfAranges(), EmitGenDwarfInfo(), emitGenDwarfRanges(), and llvm::MCGenDwarfLabelEntry::Make().

getGOFFSection()

MCSectionGOFF * MCContext::getGOFFSection	(	StringRef	Section,
		SectionKind	Kind,
		MCSection *	Parent,
		const MCExpr *	SubsectionId
	)

Definition at line 646 of file MCContext.cpp.

Referenced by llvm::TargetLoweringObjectFileGOFF::SelectSectionForGlobal().

getInlineAsmLabel()

MCSymbol * llvm::MCContext::getInlineAsmLabel ( StringRef  Name ) const

inline

isInlineAsmLabel - Return true if the name is a label referenced in inline assembly.

Definition at line 529 of file MCContext.h.

References Name.

getInlineSourceManager()

SourceMgr * llvm::MCContext::getInlineSourceManager ( )

inline

Definition at line 438 of file MCContext.h.

getLocInfos()

std::vector< const MDNode * > & llvm::MCContext::getLocInfos ( )

inline

Definition at line 439 of file MCContext.h.

getMachOSection() [1/2]

MCSectionMachO * llvm::MCContext::getMachOSection ( StringRef  Segment, StringRef  Section, unsigned  TypeAndAttributes, SectionKind  K, const char *  BeginSymName = nullptr  )

inline

Definition at line 556 of file MCContext.h.

References getMachOSection().

getMachOSection() [2/2]

MCSectionMachO * MCContext::getMachOSection	(	StringRef	Segment,
		StringRef	Section,
		unsigned	TypeAndAttributes,
		unsigned	Reserved2,
		SectionKind	K,
		const char *	BeginSymName = nullptr
	)

Return the MCSection for the specified mach-o section.

This requires the operands to be valid.

Definition at line 434 of file MCContext.cpp.

References assert(), createTempSymbol(), and Name.

Referenced by llvm::TargetLoweringObjectFileMachO::emitModuleMetadata(), emitNonLazyStubs(), llvm::AsmPrinter::emitXRayTable(), llvm::TargetLoweringObjectFileMachO::getExplicitSectionGlobal(), getMachOSection(), and llvm::TargetLoweringObjectFileMachO::Initialize().

getMainFileName()

const std::string & llvm::MCContext::getMainFileName ( ) const

inline

Get the main file name for use in error messages and debug info.

This can be set to ensure we've got the correct file name after preprocessing or for -save-temps.

Definition at line 711 of file MCContext.h.

Referenced by setGenDwarfRootFile().

getMCDwarfDirs()

const SmallVectorImpl< std::string > & llvm::MCContext::getMCDwarfDirs ( unsigned  CUID = 0 )

inline

Definition at line 743 of file MCContext.h.

References llvm::MCDwarfLineTable::getMCDwarfDirs(), and getMCDwarfLineTable().

Referenced by EmitGenDwarfInfo().

getMCDwarfFiles()

const SmallVectorImpl< MCDwarfFile > & llvm::MCContext::getMCDwarfFiles ( unsigned  CUID = 0 )

inline

Definition at line 739 of file MCContext.h.

References llvm::MCDwarfLineTable::getMCDwarfFiles(), and getMCDwarfLineTable().

Referenced by EmitGenDwarfInfo().

getMCDwarfLineTable() [1/2]

MCDwarfLineTable & llvm::MCContext::getMCDwarfLineTable ( unsigned  CUID )

inline

Definition at line 729 of file MCContext.h.

Referenced by EmitGenDwarfInfo(), llvm::MCStreamer::getDwarfLineTableSymbol(), getMCDwarfDirs(), getMCDwarfFiles(), isDwarfMD5UsageConsistent(), isValidDwarfFileNumber(), llvm::MCDwarfLineEntry::make(), and setMCLineTableRootFile().

getMCDwarfLineTable() [2/2]

const MCDwarfLineTable & llvm::MCContext::getMCDwarfLineTable ( unsigned  CUID ) const

inline

Definition at line 733 of file MCContext.h.

References assert(), and I.

getMCDwarfLineTables()

const std::map< unsigned, MCDwarfLineTable > & llvm::MCContext::getMCDwarfLineTables ( ) const

inline

Definition at line 725 of file MCContext.h.

Referenced by llvm::MCDwarfLineTable::emit().

getMCGenDwarfLabelEntries()

const std::vector< MCGenDwarfLabelEntry > & llvm::MCContext::getMCGenDwarfLabelEntries ( ) const

inline

Definition at line 810 of file MCContext.h.

Referenced by EmitGenDwarfInfo().

getMCPseudoProbeTable()

MCPseudoProbeTable & llvm::MCContext::getMCPseudoProbeTable ( )

inline

Definition at line 864 of file MCContext.h.

Referenced by llvm::MCPseudoProbeTable::emit().

getObjectFileInfo()

const MCObjectFileInfo * llvm::MCContext::getObjectFileInfo ( ) const

inline

Definition at line 450 of file MCContext.h.

Referenced by llvm::NVPTXTargetStreamer::changeSection(), llvm::MCPseudoProbeSections::emit(), llvm::MCGenDwarfInfo::Emit(), llvm::MCDwarfLineTable::emit(), llvm::MCWinCOFFStreamer::emitCOFFSafeSEH(), llvm::MCWinCOFFStreamer::emitCommonSymbol(), llvm::SystemZTargetStreamer::emitConstantPools(), llvm::MCObjectStreamer::emitDwarfLineEndEntry(), llvm::MipsAsmPrinter::emitEndOfAsmFile(), EmitGenDwarfAbbrev(), EmitGenDwarfAranges(), EmitGenDwarfInfo(), emitGenDwarfRanges(), llvm::MCWinCOFFStreamer::emitLocalCommonSymbol(), llvm::AsmPrinter::emitRemarksSection(), llvm::MCDwarfLineStr::emitSection(), llvm::MipsAsmPrinter::emitStartOfAsmFile(), llvm::X86FrameLowering::enableShrinkWrapping(), llvm::WinCFGuard::endModule(), llvm::WinException::endModule(), llvm::MipsTargetELFStreamer::finish(), llvm::MCELFStreamer::initSections(), llvm::MCDwarfLineStr::MCDwarfLineStr(), llvm::MipsTargetELFStreamer::MipsTargetELFStreamer(), llvm::TargetLoweringObjectFileGOFF::SelectSectionForGlobal(), llvm::FaultMaps::serializeToFaultMapSection(), llvm::StackMaps::serializeToStackMapSection(), and llvm::write().

getObjectFileType()

Environment llvm::MCContext::getObjectFileType ( ) const

inline

Definition at line 429 of file MCContext.h.

Referenced by llvm::MCObjectFileInfo::getBBAddrMapSection(), llvm::MCObjectFileInfo::getKCFITrapSection(), llvm::MCObjectFileInfo::getPCSection(), llvm::MCObjectFileInfo::getPseudoProbeDescSection(), llvm::MCObjectFileInfo::getPseudoProbeSection(), llvm::MCObjectFileInfo::getStackSizesSection(), and llvm::MCObjectFileInfo::initMCObjectFileInfo().

getOrCreateFrameAllocSymbol()

MCSymbol * MCContext::getOrCreateFrameAllocSymbol	(	const Twine &	FuncName,
		unsigned	Idx
	)

Gets a symbol that will be defined to the final stack offset of a local variable after codegen.

Parameters

Idx	- The index of a local variable passed to @llvm.localescape.

Definition at line 214 of file MCContext.cpp.

References getOrCreateSymbol(), llvm::MCAsmInfo::getPrivateGlobalPrefix(), and Idx.

getOrCreateLSDASymbol()

MCSymbol * MCContext::getOrCreateLSDASymbol

(

const Twine &

FuncName

)

Definition at line 225 of file MCContext.cpp.

References getOrCreateSymbol(), and llvm::MCAsmInfo::getPrivateGlobalPrefix().

getOrCreateParentFrameOffsetSymbol()

MCSymbol * MCContext::getOrCreateParentFrameOffsetSymbol

(

const Twine &

FuncName

)

Definition at line 220 of file MCContext.cpp.

References getOrCreateSymbol(), and llvm::MCAsmInfo::getPrivateGlobalPrefix().

Referenced by recoverFramePointer().

getOrCreateSymbol()

MCSymbol * MCContext::getOrCreateSymbol

(

const Twine &

Name

)

Lookup the symbol inside with the specified Name.

If it exists, return it. If not, create a forward reference and return it.

Parameters

Name	- The symbol name, which must be unique across all symbols.

Definition at line 201 of file MCContext.cpp.

References assert(), llvm::StringRef::empty(), and Name.

Referenced by llvm::MipsTargetLowering::AdjustInstrPostInstrSelection(), llvm::ModuloScheduleTestAnnotater::annotate(), llvm::MCSymbolRefExpr::create(), llvm::AVRAsmPrinter::doFinalization(), EmitCamlGlobal(), llvm::MipsTargetELFStreamer::emitDirectiveCpLoad(), llvm::MipsTargetELFStreamer::emitDirectiveCpsetup(), llvm::X86AsmPrinter::emitEndOfAsmFile(), llvm::EHStreamer::emitExceptionTable(), llvm::ARMAsmPrinter::emitFunctionEntryLabel(), llvm::AsmPrinter::emitGlobalVariable(), llvm::X86AsmPrinter::emitKCFITypeId(), llvm::CSKYAsmPrinter::emitMachineConstantPoolValue(), llvm::AVRAsmPrinter::emitStartOfAsmFile(), llvm::X86AsmPrinter::emitStartOfAsmFile(), llvm::AVRAsmPrinter::emitXXStructor(), llvm::RecordStreamer::flushSymverDirectives(), getBFLabel(), llvm::TargetLoweringObjectFileELF::getCFIPersonalitySymbol(), getCOFFSection(), llvm::LanaiMCInstLower::GetConstantPoolIndexSymbol(), llvm::MSP430MCInstLower::GetConstantPoolIndexSymbol(), llvm::AsmPrinter::GetCPISymbol(), llvm::ARMAsmPrinter::GetCPISymbol(), llvm::MCStreamer::getDwarfLineTableSymbol(), llvm::MachineBasicBlock::getEHCatchretSymbol(), llvm::TargetLoweringObjectFileXCOFF::getEHInfoTableSymbol(), getELFSection(), llvm::MachineBasicBlock::getEndSymbol(), llvm::AsmPrinter::GetExternalSymbolSymbol(), llvm::TargetLoweringObjectFileXCOFF::getFunctionEntryPointSymbol(), llvm::NVPTXAsmPrinter::getFunctionFrameSymbol(), llvm::AArch64MCInstLower::GetGlobalAddressSymbol(), llvm::PPCFunctionInfo::getGlobalEPSymbol(), llvm::MachineFunction::getJTISymbol(), llvm::AsmPrinter::GetJTSetSymbol(), llvm::LanaiMCInstLower::GetJumpTableSymbol(), llvm::MSP430MCInstLower::GetJumpTableSymbol(), llvm::PPCFunctionInfo::getLocalEPSymbol(), getMCSymbolForMBB(), getOrCreateFrameAllocSymbol(), llvm::WebAssembly::getOrCreateFuncrefCallTableSymbol(), llvm::WebAssembly::getOrCreateFunctionTableSymbol(), getOrCreateLSDASymbol(), getOrCreateParentFrameOffsetSymbol(), llvm::MachineFunction::getPICBaseSymbol(), getPICLabel(), llvm::PPCFunctionInfo::getPICOffsetSymbol(), llvm::MachineBasicBlock::getSymbol(), llvm::TargetMachine::getSymbol(), llvm::M68kMCInstLower::GetSymbolFromOperand(), GetSymbolFromOperand(), llvm::TargetLoweringObjectFile::getSymbolWithGlobalValueBase(), llvm::PPCFunctionInfo::getTOCOffsetSymbol(), getWasmSection(), getXCOFFSection(), llvm::FastISel::lowerCallTo(), llvm::VETargetLowering::LowerCustomJumpTableEntry(), AMDGPUMCInstLower::lowerOperand(), llvm::MCParserUtils::parseAssignmentExpression(), llvm::MCAsmParserExtension::ParseDirectiveCGProfile(), llvm::FaultMaps::serializeToFaultMapSection(), llvm::StackMaps::serializeToStackMapSection(), llvm::FastISel::CallLoweringInfo::setCallee(), setSymbolValue(), smallData(), llvm::AMDGPUSymbolizer::tryAddingSymbolicOperand(), llvm::MCExternalSymbolizer::tryAddingSymbolicOperand(), and llvm::AArch64ExternalSymbolizer::tryAddingSymbolicOperand().

getRegisterInfo()

const MCRegisterInfo * llvm::MCContext::getRegisterInfo ( ) const

inline

Definition at line 448 of file MCContext.h.

References MRI.

Referenced by buildDefCFAReg(), llvm::createBPFbeMCCodeEmitter(), llvm::createBPFMCCodeEmitter(), llvm::createR600MCCodeEmitter(), llvm::X86FrameLowering::emitCalleeSavedFrameMoves(), llvm::X86FrameLowering::emitCalleeSavedFrameMovesFullCFA(), llvm::Mips16FrameLowering::emitPrologue(), llvm::MipsSEFrameLowering::emitPrologue(), llvm::PPCFrameLowering::emitPrologue(), llvm::SystemZELFFrameLowering::emitPrologue(), llvm::XCoreFrameLowering::emitPrologue(), encodeSEHRegNum(), llvm::PPCMCCodeEmitter::get_crbitm_encoding(), llvm::CSKYMCCodeEmitter::getMachineOpValue(), llvm::MipsMCCodeEmitter::getMachineOpValue(), llvm::PPCMCCodeEmitter::getMachineOpValue(), llvm::HexagonMCCodeEmitter::getMachineOpValue(), llvm::AMDGPUDisassembler::getRegClassName(), llvm::MipsMCCodeEmitter::getRegisterListOpValue(), llvm::CSKYMCCodeEmitter::getRegisterSeqOpValue(), llvm::CSKYMCCodeEmitter::getRegSeqImmOpValue(), llvm::PPCMCCodeEmitter::getTLSRegEncoding(), llvm::PPCFrameLowering::inlineStackProbe(), and llvm::AArch64ExternalSymbolizer::tryAddingSymbolicOperand().

getSecureLog()

raw_fd_ostream * llvm::MCContext::getSecureLog ( )

inline

Definition at line 833 of file MCContext.h.

getSecureLogFile()

StringRef llvm::MCContext::getSecureLogFile ( )

inline

Definition at line 832 of file MCContext.h.

getSecureLogUsed()

bool llvm::MCContext::getSecureLogUsed ( )

inline

Definition at line 839 of file MCContext.h.

getSourceManager()

const SourceMgr * llvm::MCContext::getSourceManager ( ) const

inline

Definition at line 435 of file MCContext.h.

References llvm::SrcMgr.

Referenced by llvm::MCObjectStreamer::emitFill(), llvm::HexagonShuffler::reportError(), llvm::HexagonMCChecker::reportNote(), and llvm::HexagonShuffler::reportResourceUsage().

getSPIRVSection()

MCSectionSPIRV * MCContext::getSPIRVSection

(

)

Definition at line 840 of file MCContext.cpp.

References F, llvm::SectionKind::getText(), and llvm::MCSymbol::setFragment().

getSubtargetCopy()

MCSubtargetInfo & MCContext::getSubtargetCopy

(

const MCSubtargetInfo &

STI

)

Definition at line 878 of file MCContext.cpp.

Referenced by llvm::MCTargetAsmParser::copySTI().

getSubtargetInfo()

const MCSubtargetInfo * llvm::MCContext::getSubtargetInfo ( ) const

inline

Definition at line 452 of file MCContext.h.

Referenced by llvm::CSKYConstantPool::emitAll(), and llvm::RISCVMCObjectFileInfo::getTextSectionAlignment().

getSwift5ReflectionSegmentName()

const StringRef & llvm::MCContext::getSwift5ReflectionSegmentName ( ) const

inline

Definition at line 431 of file MCContext.h.

getSymbols()

const SymbolTable & llvm::MCContext::getSymbols ( ) const

inline

getSymbols - Get a reference for the symbol table for clients that want to, for example, iterate over all symbols.

'const' because we still want any modifications to the table itself to use the MCContext APIs.

Definition at line 525 of file MCContext.h.

Referenced by llvm::WebAssemblyAsmPrinter::emitDecls().

getTargetTriple()

const Triple & llvm::MCContext::getTargetTriple ( ) const

inline

Definition at line 434 of file MCContext.h.

Referenced by llvm::MCTargetStreamer::changeSection(), llvm::MCWinCOFFStreamer::emitCommonSymbol(), llvm::MCObjectFileInfo::getPseudoProbeDescSection(), llvm::MCObjectFileInfo::getStackSizesSection(), and llvm::MCObjectFileInfo::initMCObjectFileInfo().

getWasmSection() [1/5]

MCSectionWasm * llvm::MCContext::getWasmSection ( const Twine &  Section, SectionKind  K, unsigned  Flags, const char *  BeginSymName  )

inline

Definition at line 649 of file MCContext.h.

References Flags, and getWasmSection().

getWasmSection() [2/5]

MCSectionWasm * MCContext::getWasmSection	(	const Twine &	Section,
		SectionKind	K,
		unsigned	Flags,
		const MCSymbolWasm *	Group,
		unsigned	UniqueID,
		const char *	BeginSymName
	)

Definition at line 731 of file MCContext.cpp.

References F, Flags, llvm::MCSymbol::getName(), llvm::MCSymbol::setFragment(), and llvm::wasm::WASM_SYMBOL_TYPE_SECTION.

getWasmSection() [3/5]

MCSectionWasm * llvm::MCContext::getWasmSection ( const Twine &  Section, SectionKind  K, unsigned  Flags, const Twine &  Group, unsigned  UniqueID  )

inline

Definition at line 654 of file MCContext.h.

References Flags, and getWasmSection().

getWasmSection() [4/5]

MCSectionWasm * MCContext::getWasmSection	(	const Twine &	Section,
		SectionKind	K,
		unsigned	Flags,
		const Twine &	Group,
		unsigned	UniqueID,
		const char *	BeginSymName
	)

Definition at line 718 of file MCContext.cpp.

References Flags, getOrCreateSymbol(), getWasmSection(), llvm::Twine::isTriviallyEmpty(), llvm::MCSymbolWasm::setComdat(), and llvm::Twine::str().

getWasmSection() [5/5]

MCSectionWasm * llvm::MCContext::getWasmSection ( const Twine &  Section, SectionKind  K, unsigned  Flags = 0  )

inline

Definition at line 644 of file MCContext.h.

References Flags, and getWasmSection().

Referenced by llvm::WebAssemblyAsmPrinter::emitEndOfAsmFile(), llvm::WebAssemblyAsmPrinter::EmitProducerInfo(), llvm::WebAssemblyAsmPrinter::EmitTargetFeatures(), llvm::TargetLoweringObjectFileWasm::getExplicitSectionGlobal(), llvm::TargetLoweringObjectFileWasm::getStaticCtorSection(), getWasmSection(), llvm::TargetLoweringObjectFileWasm::InitializeWasm(), and selectWasmSectionForGlobal().

getXCOFFSection()

MCSectionXCOFF * MCContext::getXCOFFSection	(	StringRef	Section,
		SectionKind	K,
		std::optional< XCOFF::CsectProperties >	CsectProp = std::nullopt,
		bool	MultiSymbolsAllowed = false,
		const char *	BeginSymName = nullptr,
		std::optional< XCOFF::DwarfSectionSubtypeFlags >	DwarfSubtypeFlags = std::nullopt
	)

Definition at line 770 of file MCContext.cpp.

References assert(), createTempSymbol(), F, llvm::XCOFF::getMappingClassString(), getOrCreateSymbol(), llvm::MCSymbolXCOFF::getUnqualifiedName(), llvm::MCSectionXCOFF::isMultiSymbolsAllowed(), llvm::report_fatal_error(), llvm::MCSymbol::setFragment(), and llvm::XCOFF::XMC_PR.

Referenced by createMCSymbolForTlsGetAddr(), llvm::TargetLoweringObjectFileXCOFF::getExplicitSectionGlobal(), llvm::TargetLoweringObjectFileXCOFF::getFunctionEntryPointSymbol(), llvm::TargetLoweringObjectFileXCOFF::getSectionForExternalReference(), llvm::TargetLoweringObjectFileXCOFF::getSectionForFunctionDescriptor(), llvm::TargetLoweringObjectFileXCOFF::getSectionForJumpTable(), llvm::TargetLoweringObjectFileXCOFF::getSectionForLSDA(), llvm::TargetLoweringObjectFileXCOFF::getSectionForTOCEntry(), and llvm::TargetLoweringObjectFileXCOFF::SelectSectionForGlobal().

hadError()

bool llvm::MCContext::hadError ( )

inline

Definition at line 848 of file MCContext.h.

Referenced by llvm::MCAssembler::layout().

hasXCOFFSection()

bool MCContext::hasXCOFFSection	(	StringRef	Section,
		XCOFF::CsectProperties	CsectProp
	)		const

Definition at line 764 of file MCContext.cpp.

References llvm::XCOFF::CsectProperties::MappingClass.

initInlineSourceManager()

void MCContext::initInlineSourceManager

(

)

Definition at line 126 of file MCContext.cpp.

isDwarfMD5UsageConsistent()

bool llvm::MCContext::isDwarfMD5UsageConsistent ( unsigned  CUID ) const

inline

Reports whether MD5 checksum usage is consistent (all-or-none).

Definition at line 762 of file MCContext.h.

References getMCDwarfLineTable(), and llvm::MCDwarfLineTable::isMD5UsageConsistent().

isELFGenericMergeableSection()

bool MCContext::isELFGenericMergeableSection

(

StringRef

Name

)

Definition at line 632 of file MCContext.cpp.

References isELFImplicitMergeableSectionNamePrefix().

Referenced by calcUniqueIDUpdateFlagsAndSize(), and recordELFMergeableSectionInfo().

isELFImplicitMergeableSectionNamePrefix()

bool MCContext::isELFImplicitMergeableSectionNamePrefix

(

StringRef

Name

)

Definition at line 627 of file MCContext.cpp.

Referenced by calcUniqueIDUpdateFlagsAndSize(), and isELFGenericMergeableSection().

isValidDwarfFileNumber()

bool MCContext::isValidDwarfFileNumber	(	unsigned	FileNumber,
		unsigned	CUID = 0
	)

isValidDwarfFileNumber - takes a dwarf file number and returns true if it currently is assigned and false otherwise.

Definition at line 980 of file MCContext.cpp.

References getDwarfVersion(), llvm::MCDwarfLineTable::getMCDwarfFiles(), and getMCDwarfLineTable().

lookupMacro()

const MCAsmMacro * llvm::MCContext::lookupMacro ( StringRef  Name )

inline

Definition at line 853 of file MCContext.h.

References I, and Name.

lookupSymbol()

MCSymbol * MCContext::lookupSymbol

(

const Twine &

Name

)

const

Get the symbol for Name, or null.

Definition at line 359 of file MCContext.cpp.

References llvm::StringMap< ValueTy, AllocatorTy >::lookup(), and Name.

Referenced by llvm::X86AsmPrinter::emitEndOfAsmFile(), llvm::WasmException::endModule(), llvm::WebAssembly::getOrCreateFuncrefCallTableSymbol(), llvm::WebAssembly::getOrCreateFunctionTableSymbol(), and llvm::MCParserUtils::parseAssignmentExpression().

operator=()

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

delete

recordELFMergeableSectionInfo()

void MCContext::recordELFMergeableSectionInfo	(	StringRef	SectionName,
		unsigned	Flags,
		unsigned	UniqueID,
		unsigned	EntrySize
	)

Definition at line 611 of file MCContext.cpp.

References Flags, GenericSectionID, isELFGenericMergeableSection(), and llvm::ELF::SHF_MERGE.

Referenced by getELFSection().

registerInlineAsmLabel()

void MCContext::registerInlineAsmLabel

(

MCSymbol *

Sym

)

registerInlineAsmLabel - Records that the name is a label referenced in inline assembly.

Definition at line 371 of file MCContext.cpp.

References llvm::MCSymbol::getName().

Referenced by EmitInlineAsmStr().

remapDebugPath()

void MCContext::remapDebugPath

(

SmallVectorImpl< char > &

Path

)

Remap one path in-place as per the debug prefix map.

Definition at line 887 of file MCContext.cpp.

References From, and llvm::sys::path::replace_path_prefix().

Referenced by RemapDebugPaths().

RemapDebugPaths()

void MCContext::RemapDebugPaths

(

)

Definition at line 893 of file MCContext.cpp.

References P, and remapDebugPath().

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

reportError()

void MCContext::reportError	(	SMLoc	L,
		const Twine &	Msg
	)

Definition at line 1052 of file MCContext.cpp.

References D, llvm::SourceMgr::DK_Error, and llvm::SourceMgr::GetMessage().

Referenced by llvm::ARMAsmBackend::adjustFixupValue(), adjustFixupValue(), ARM64EmitUnwindInfo(), ARMEmitUnwindInfo(), checkARM64Instructions(), checkARMInstructions(), llvm::MCStreamer::checkCVLocSection(), checkIs32(), checkIs64(), llvm::MCAssembler::computeFragmentSize(), llvm::MCStreamer::emitCFIStartProc(), llvm::MCStreamer::emitCVInlineSiteIdDirective(), llvm::AMDGPUAsmPrinter::emitFunctionBodyStart(), llvm::AsmPrinter::emitGlobalVariable(), llvm::AMDGPUAsmPrinter::emitGlobalVariable(), llvm::MCObjectStreamer::emitInstruction(), llvm::MCStreamer::emitLabel(), llvm::MCELFStreamer::emitSymbolAttribute(), llvm::MCObjectStreamer::emitValueImpl(), llvm::MCStreamer::emitWinCFIAllocStack(), llvm::MCStreamer::emitWinCFIEndChained(), llvm::MCStreamer::emitWinCFIEndProc(), llvm::MCStreamer::emitWinCFIFuncletOrFuncEnd(), llvm::MCStreamer::emitWinCFIPushFrame(), llvm::MCStreamer::emitWinCFISaveReg(), llvm::MCStreamer::emitWinCFISaveXMM(), llvm::MCStreamer::emitWinCFISetFrame(), llvm::MCStreamer::emitWinCFIStartProc(), llvm::MCStreamer::emitWinEHHandler(), llvm::MCStreamer::emitWinEHHandlerData(), llvm::MCStreamer::EnsureValidWinFrameInfo(), extractBitsForFixup(), llvm::MCStreamer::finish(), llvm::MCAsmLayout::getBaseSymbol(), llvm::MipsMCCodeEmitter::getExprOpValue(), llvm::WebAssembly::getOrCreateFuncrefCallTableSymbol(), llvm::WebAssembly::getOrCreateFunctionTableSymbol(), isNonILP32reloc(), llvm::HexagonMCChecker::reportError(), llvm::HexagonShuffler::reportError(), reportOutOfRangeError(), reportWarning(), llvm::AVRTargetObjectFile::SelectSectionForGlobal(), and llvm::MCAssembler::writeSectionData().

reportWarning()

void MCContext::reportWarning	(	SMLoc	L,
		const Twine &	Msg
	)

Definition at line 1059 of file MCContext.cpp.

References D, llvm::SourceMgr::DK_Warning, llvm::SourceMgr::GetMessage(), and reportError().

Referenced by llvm::MCELFStreamer::emitSymbolAttribute(), and llvm::HexagonMCChecker::reportWarning().

reset()

void MCContext::reset

(

)

reset - return object to right after construction state to prepare to process a new module

Definition at line 135 of file MCContext.cpp.

References llvm::SmallVectorImpl< T >::clear(), llvm::StringMap< ValueTy, AllocatorTy >::clear(), defaultDiagHandler(), DWARF2_FLAG_IS_STMT, and llvm::BumpPtrAllocatorImpl< AllocatorT, SlabSize, SizeThreshold, GrowthDelay >::Reset().

Referenced by llvm::MachineModuleInfo::finalize(), and ~MCContext().

setAllowTemporaryLabels()

void llvm::MCContext::setAllowTemporaryLabels ( bool  Value )

inline

Definition at line 456 of file MCContext.h.

Referenced by llvm::LLVMTargetMachine::addPassesToEmitMC().

setCompilationDir()

void llvm::MCContext::setCompilationDir ( StringRef  S )

inline

Set the compilation directory for DW_AT_comp_dir.

Definition at line 697 of file MCContext.h.

References llvm::StringRef::str().

setCurrentDwarfLoc()

void llvm::MCContext::setCurrentDwarfLoc ( unsigned  FileNum, unsigned  Line, unsigned  Column, unsigned  Flags, unsigned  Isa, unsigned  Discriminator  )

inline

Saves the information from the currently parsed dwarf .loc directive and sets DwarfLocSeen.

When the next instruction is assembled an entry in the line number table with this information and the address of the instruction will be created.

Definition at line 770 of file MCContext.h.

References Flags, llvm::MCDwarfLoc::setColumn(), llvm::MCDwarfLoc::setDiscriminator(), llvm::MCDwarfLoc::setFileNum(), llvm::MCDwarfLoc::setFlags(), llvm::MCDwarfLoc::setIsa(), and llvm::MCDwarfLoc::setLine().

Referenced by llvm::MCStreamer::emitDwarfLocDirective().

setDiagnosticHandler()

void llvm::MCContext::setDiagnosticHandler ( DiagHandlerTy  DiagHandler )

inline

Definition at line 440 of file MCContext.h.

Referenced by llvm::MachineModuleInfoWrapperPass::doInitialization().

setDwarfCompileUnitID()

void llvm::MCContext::setDwarfCompileUnitID ( unsigned  CUIndex )

inline

Definition at line 749 of file MCContext.h.

setDwarfDebugFlags()

void llvm::MCContext::setDwarfDebugFlags ( StringRef  S )

inline

Definition at line 818 of file MCContext.h.

setDwarfDebugProducer()

void llvm::MCContext::setDwarfDebugProducer ( StringRef  S )

inline

Definition at line 821 of file MCContext.h.

setDwarfFormat()

void llvm::MCContext::setDwarfFormat ( dwarf::DwarfFormat  f )

inline

Definition at line 824 of file MCContext.h.

setDwarfVersion()

void llvm::MCContext::setDwarfVersion ( uint16_t  v )

inline

Definition at line 827 of file MCContext.h.

setGenDwarfFileNumber()

void llvm::MCContext::setGenDwarfFileNumber ( unsigned  FileNumber )

inline

Definition at line 792 of file MCContext.h.

setGenDwarfForAssembly()

void llvm::MCContext::setGenDwarfForAssembly ( bool  Value )

inline

Definition at line 788 of file MCContext.h.

setGenDwarfRootFile()

void MCContext::setGenDwarfRootFile	(	StringRef	FileName,
		StringRef	Buffer
	)

Specifies information about the "root file" for assembler clients (e.g., llvm-mc).

Assumes compilation dir etc. have been set up.

Definition at line 928 of file MCContext.cpp.

References llvm::sys::path::append(), assert(), llvm::StringRef::consume_front(), llvm::StringRef::drop_front(), llvm::SmallVectorBase< Size_T >::empty(), llvm::StringRef::empty(), llvm::MD5::final(), llvm::StringRef::front(), getCompilationDir(), getDwarfVersion(), getMainFileName(), llvm::sys::path::is_separator(), llvm::sys::path::remove_filename(), setMCLineTableRootFile(), and llvm::MD5::update().

setMainFileName()

void llvm::MCContext::setMainFileName ( StringRef  S )

inline

Set the main file name and override the default.

Definition at line 714 of file MCContext.h.

setMCLineTableRootFile()

void llvm::MCContext::setMCLineTableRootFile ( unsigned  CUID, StringRef  CompilationDir, StringRef  Filename, std::optional< MD5::MD5Result >  Checksum, std::optional< StringRef >  Source  )

inline

Specifies the "root" file and directory of the compilation unit.

These are "file 0" and "directory 0" in DWARF v5.

Definition at line 753 of file MCContext.h.

References getMCDwarfLineTable(), and llvm::MCDwarfLineTable::setRootFile().

Referenced by llvm::MCStreamer::emitDwarfFile0Directive(), and setGenDwarfRootFile().

setObjectFileInfo()

void llvm::MCContext::setObjectFileInfo ( const MCObjectFileInfo *  Mofi )

inline

Definition at line 444 of file MCContext.h.

Referenced by initializeRecordStreamer(), and llvm::MachineModuleInfo::MachineModuleInfo().

setSecureLog()

void llvm::MCContext::setSecureLog ( std::unique_ptr< raw_fd_ostream >  Value )

inline

Definition at line 835 of file MCContext.h.

setSecureLogUsed()

void llvm::MCContext::setSecureLogUsed ( bool  Value )

inline

Definition at line 840 of file MCContext.h.

setSymbolValue()

void MCContext::setSymbolValue	(	MCStreamer &	Streamer,
		const Twine &	Sym,
		uint64_t	Val
	)

Set value for a symbol.

Definition at line 365 of file MCContext.cpp.

References llvm::MCConstantExpr::create(), llvm::MCStreamer::emitAssignment(), and getOrCreateSymbol().

setUseNamesOnTempLabels()

void llvm::MCContext::setUseNamesOnTempLabels ( bool  Value )

inline

Definition at line 457 of file MCContext.h.

undefineMacro()

void llvm::MCContext::undefineMacro ( StringRef  Name )

inline

Definition at line 862 of file MCContext.h.

References Name.

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

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