This represents a section on linux, lots of unix variants and some bare metal systems. More...

#include "llvm/MC/MCSectionELF.h"

Inheritance diagram for llvm::MCSectionELF:

Collaboration diagram for llvm::MCSectionELF:

[legend]

Public Member Functions
bool	shouldOmitSectionDirective (StringRef Name, const MCAsmInfo &MAI) const
	Decides whether a '.section' directive should be printed before the section name.

unsigned	getType () const

unsigned	getFlags () const

unsigned	getEntrySize () const

void	setFlags (unsigned F)

const MCSymbolELF *	getGroup () const

bool	isComdat () const

void	printSwitchToSection (const MCAsmInfo &MAI, const Triple &T, raw_ostream &OS, const MCExpr *Subsection) const override

bool	useCodeAlign () const override
	Return true if a .align directive should use "optimized nops" to fill instead of 0s.

bool	isVirtualSection () const override
	Check whether this section is "virtual", that is has no actual object file contents.

StringRef	getVirtualSectionKind () const override

bool	isUnique () const

unsigned	getUniqueID () const

const MCSection *	getLinkedToSection () const

const MCSymbol *	getLinkedToSymbol () const

Public Member Functions inherited from llvm::MCSection
	MCSection (const MCSection &)=delete

MCSection &	operator= (const MCSection &)=delete

StringRef	getName () const

SectionKind	getKind () const

SectionVariant	getVariant () const

MCSymbol *	getBeginSymbol ()

const MCSymbol *	getBeginSymbol () const

void	setBeginSymbol (MCSymbol *Sym)

MCSymbol *	getEndSymbol (MCContext &Ctx)

bool	hasEnded () const

Align	getAlign () const

void	setAlignment (Align Value)

void	ensureMinAlignment (Align MinAlignment)
	Makes sure that Alignment is at least MinAlignment.

unsigned	getOrdinal () const

void	setOrdinal (unsigned Value)

unsigned	getLayoutOrder () const

void	setLayoutOrder (unsigned Value)

BundleLockStateType	getBundleLockState () const

void	setBundleLockState (BundleLockStateType NewState)

bool	isBundleLocked () const

bool	isBundleGroupBeforeFirstInst () const

void	setBundleGroupBeforeFirstInst (bool IsFirst)

bool	hasInstructions () const

void	setHasInstructions (bool Value)

bool	isRegistered () const

void	setIsRegistered (bool Value)

MCSection::FragmentListType &	getFragmentList ()

const MCSection::FragmentListType &	getFragmentList () const

const MCDummyFragment &	getDummyFragment () const

MCDummyFragment &	getDummyFragment ()

iterator	begin ()

const_iterator	begin () const

iterator	end ()

const_iterator	end () const

MCSection::iterator	getSubsectionInsertionPoint (unsigned Subsection)

void	dump () const

virtual void	printSwitchToSection (const MCAsmInfo &MAI, const Triple &T, raw_ostream &OS, const MCExpr *Subsection) const =0

virtual bool	useCodeAlign () const =0
	Return true if a .align directive should use "optimized nops" to fill instead of 0s.

virtual bool	isVirtualSection () const =0
	Check whether this section is "virtual", that is has no actual object file contents.

virtual StringRef	getVirtualSectionKind () const

void	addPendingLabel (MCSymbol *label, unsigned Subsection=0)
	Add a pending label for the requested subsection.

void	flushPendingLabels (MCFragment *F, uint64_t FOffset=0, unsigned Subsection=0)
	Associate all pending labels in a subsection with a fragment.

void	flushPendingLabels ()
	Associate all pending labels with empty data fragments.

Static Public Member Functions
static bool	classof (const MCSection *S)

Static Public Member Functions inherited from llvm::MCSection
static FragmentListType MCSection::*	getSublistAccess (MCFragment *)
	Support for MCFragment::getNextNode().

Friends
class	MCContext

Additional Inherited Members
Public Types inherited from llvm::MCSection
enum	SectionVariant { SV_COFF = 0 , SV_ELF , SV_GOFF , SV_MachO , SV_Wasm , SV_XCOFF , SV_SPIRV , SV_DXContainer }

enum	BundleLockStateType { NotBundleLocked , BundleLocked , BundleLockedAlignToEnd }
	Express the state of bundle locked groups while emitting code. More...

using	FragmentListType = iplist< MCFragment >

using	const_iterator = FragmentListType::const_iterator

using	iterator = FragmentListType::iterator

using	const_reverse_iterator = FragmentListType::const_reverse_iterator

using	reverse_iterator = FragmentListType::reverse_iterator

Static Public Attributes inherited from llvm::MCSection
static constexpr unsigned	NonUniqueID = ~0U

Protected Member Functions inherited from llvm::MCSection
	MCSection (SectionVariant V, StringRef Name, SectionKind K, MCSymbol *Begin)

	~MCSection ()

Protected Attributes inherited from llvm::MCSection
StringRef	Name

SectionVariant	Variant

SectionKind	Kind

Detailed Description

This represents a section on linux, lots of unix variants and some bare metal systems.

Definition at line 26 of file MCSectionELF.h.

Member Function Documentation

◆ classof()

static bool llvm::MCSectionELF::classof ( const MCSection * S )

inlinestatic

Definition at line 94 of file MCSectionELF.h.

References llvm::MCSection::getVariant(), and llvm::MCSection::SV_ELF.

◆ getEntrySize()

unsigned llvm::MCSectionELF::getEntrySize ( ) const

inline

Definition at line 74 of file MCSectionELF.h.

◆ getFlags()

unsigned llvm::MCSectionELF::getFlags ( ) const

inline

Definition at line 73 of file MCSectionELF.h.

References Flags.

Referenced by useCodeAlign().

◆ getGroup()

const MCSymbolELF * llvm::MCSectionELF::getGroup ( ) const

inline

Definition at line 76 of file MCSectionELF.h.

References llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getPointer().

Referenced by llvm::MCObjectFileInfo::getBBAddrMapSection(), llvm::MCObjectFileInfo::getKCFITrapSection(), and llvm::MCObjectFileInfo::getStackSizesSection().

◆ getLinkedToSection()

const MCSection * llvm::MCSectionELF::getLinkedToSection ( ) const

inline

Definition at line 89 of file MCSectionELF.h.

References llvm::MCSymbol::getSection().

◆ getLinkedToSymbol()

const MCSymbol * llvm::MCSectionELF::getLinkedToSymbol ( ) const

inline

Definition at line 92 of file MCSectionELF.h.

◆ getType()

unsigned llvm::MCSectionELF::getType ( ) const

inline

Definition at line 72 of file MCSectionELF.h.

References Type.

Referenced by isVirtualSection().

◆ getUniqueID()

unsigned llvm::MCSectionELF::getUniqueID ( ) const

inline

Definition at line 87 of file MCSectionELF.h.

Referenced by llvm::MCObjectFileInfo::getBBAddrMapSection(), llvm::MCObjectFileInfo::getKCFITrapSection(), and llvm::MCObjectFileInfo::getStackSizesSection().

◆ getVirtualSectionKind()

StringRef MCSectionELF::getVirtualSectionKind ( ) const

overridevirtual

Reimplemented from llvm::MCSection.

Definition at line 216 of file MCSectionELF.cpp.

◆ isComdat()

bool llvm::MCSectionELF::isComdat ( ) const

inline

Definition at line 77 of file MCSectionELF.h.

References llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt().

Referenced by printSwitchToSection().

◆ isUnique()

bool llvm::MCSectionELF::isUnique ( ) const

inline

Definition at line 86 of file MCSectionELF.h.

References llvm::MCSection::NonUniqueID.

Referenced by printSwitchToSection(), and shouldOmitSectionDirective().

◆ isVirtualSection()

bool MCSectionELF::isVirtualSection ( ) const

overridevirtual

Check whether this section is "virtual", that is has no actual object file contents.

Implements llvm::MCSection.

Definition at line 212 of file MCSectionELF.cpp.

References getType(), and llvm::ELF::SHT_NOBITS.

◆ printSwitchToSection()

void MCSectionELF::printSwitchToSection	(	const MCAsmInfo &	MAI,
		const Triple &	T,
		raw_ostream &	OS,
		const MCExpr *	Subsection
	)		const

overridevirtual

Implements llvm::MCSection.

Definition at line 53 of file MCSectionELF.cpp.

◆ setFlags()

void llvm::MCSectionELF::setFlags ( unsigned F )

inline

Definition at line 75 of file MCSectionELF.h.

References F, and Flags.

◆ shouldOmitSectionDirective()

bool MCSectionELF::shouldOmitSectionDirective	(	StringRef	Name,
		const MCAsmInfo &	MAI
	)		const

Decides whether a '.section' directive should be printed before the section name.

Definition at line 22 of file MCSectionELF.cpp.

References isUnique(), llvm::MCSection::Name, and llvm::MCAsmInfo::shouldOmitSectionDirective().

Referenced by printSwitchToSection().

◆ useCodeAlign()

bool MCSectionELF::useCodeAlign ( ) const

overridevirtual

Return true if a .align directive should use "optimized nops" to fill instead of 0s.

Implements llvm::MCSection.

Definition at line 208 of file MCSectionELF.cpp.

References getFlags(), and llvm::ELF::SHF_EXECINSTR.

Friends And Related Function Documentation

◆ MCContext

friend class MCContext

friend

Definition at line 49 of file MCSectionELF.h.

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

include/llvm/MC/MCSectionELF.h
lib/MC/MCSectionELF.cpp

Public Member Functions

Static Public Member Functions

Friends

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ classof()

◆ getEntrySize()

◆ getFlags()

◆ getGroup()

◆ getLinkedToSection()

◆ getLinkedToSymbol()

◆ getType()

◆ getUniqueID()

◆ getVirtualSectionKind()

◆ isComdat()

◆ isUnique()

◆ isVirtualSection()

◆ printSwitchToSection()

◆ setFlags()

◆ shouldOmitSectionDirective()

◆ useCodeAlign()

Friends And Related Function Documentation

◆ MCContext