llvm::PPCMCExpr Class Reference

#include "Target/PowerPC/MCTargetDesc/PPCMCExpr.h"

Inheritance diagram for llvm::PPCMCExpr:

Public Types
enum	VariantKind {   VK_PPC_None , VK_PPC_LO , VK_PPC_HI , VK_PPC_HA ,   VK_PPC_HIGH , VK_PPC_HIGHA , VK_PPC_HIGHER , VK_PPC_HIGHERA ,   VK_PPC_HIGHEST , VK_PPC_HIGHESTA }
Public Types inherited from llvm::MCExpr
enum	ExprKind : uint8_t {   Binary , Constant , SymbolRef , Unary ,   Target }

Public Member Functions
void	printImpl (raw_ostream &OS, const MCAsmInfo *MAI) const override
bool	evaluateAsRelocatableImpl (MCValue &Res, const MCAssembler *Asm, const MCFixup *Fixup) const override
void	visitUsedExpr (MCStreamer &Streamer) const override
MCFragment *	findAssociatedFragment () const override
void	fixELFSymbolsInTLSFixups (MCAssembler &Asm) const override
bool	evaluateAsConstant (int64_t &Res) const
Accessors
VariantKind	getKind () const
	getOpcode - Get the kind of this expression.
const MCExpr *	getSubExpr () const
	getSubExpr - Get the child of this expression.
Public Member Functions inherited from llvm::MCTargetExpr
virtual void	printImpl (raw_ostream &OS, const MCAsmInfo *MAI) const =0
virtual bool	evaluateAsRelocatableImpl (MCValue &Res, const MCAssembler *Asm, const MCFixup *Fixup) const =0
virtual bool	isEqualTo (const MCExpr *x) const
virtual bool	inlineAssignedExpr () const
virtual void	visitUsedExpr (MCStreamer &Streamer) const =0
virtual MCFragment *	findAssociatedFragment () const =0
virtual void	fixELFSymbolsInTLSFixups (MCAssembler &) const =0
Public Member Functions inherited from llvm::MCExpr
	MCExpr (const MCExpr &)=delete
MCExpr &	operator= (const MCExpr &)=delete
ExprKind	getKind () const
SMLoc	getLoc () const
void	print (raw_ostream &OS, const MCAsmInfo *MAI, bool InParens=false) const
void	dump () const
bool	evaluateAsAbsolute (int64_t &Res, const MCAssembler &Asm, const SectionAddrMap &Addrs) const
	Try to evaluate the expression to an absolute value.
bool	evaluateAsAbsolute (int64_t &Res) const
bool	evaluateAsAbsolute (int64_t &Res, const MCAssembler &Asm) const
bool	evaluateAsAbsolute (int64_t &Res, const MCAssembler *Asm) const
bool	evaluateKnownAbsolute (int64_t &Res, const MCAssembler &Asm) const
	Aggressive variant of evaluateAsRelocatable when relocations are unavailable (e.g.
bool	evaluateAsRelocatable (MCValue &Res, const MCAssembler *Asm, const MCFixup *Fixup) const
	Try to evaluate the expression to a relocatable value, i.e.
bool	evaluateAsValue (MCValue &Res, const MCAssembler &Asm) const
	Try to evaluate the expression to the form (a - b + constant) where neither a nor b are variables.
MCFragment *	findAssociatedFragment () const
	Find the "associated section" for this expression, which is currently defined as the absolute section for constants, or otherwise the section associated with the first defined symbol in the expression.

Static Public Member Functions
static bool	classof (const MCExpr *E)
Construction
static const PPCMCExpr *	create (VariantKind Kind, const MCExpr *Expr, MCContext &Ctx)
static const PPCMCExpr *	createLo (const MCExpr *Expr, MCContext &Ctx)
static const PPCMCExpr *	createHi (const MCExpr *Expr, MCContext &Ctx)
static const PPCMCExpr *	createHa (const MCExpr *Expr, MCContext &Ctx)
Static Public Member Functions inherited from llvm::MCTargetExpr
static bool	classof (const MCExpr *E)

Additional Inherited Members
Protected Member Functions inherited from llvm::MCTargetExpr
	MCTargetExpr ()
virtual	~MCTargetExpr ()=default
Protected Member Functions inherited from llvm::MCExpr
	MCExpr (ExprKind Kind, SMLoc Loc, unsigned SubclassData=0)
bool	evaluateAsRelocatableImpl (MCValue &Res, const MCAssembler *Asm, const MCFixup *Fixup, const SectionAddrMap *Addrs, bool InSet) const
unsigned	getSubclassData () const

Detailed Description

Definition at line 17 of file PPCMCExpr.h.

Member Enumeration Documentation

VariantKind

enum llvm::PPCMCExpr::VariantKind

Enumerator
VK_PPC_None
VK_PPC_LO
VK_PPC_HI
VK_PPC_HA
VK_PPC_HIGH
VK_PPC_HIGHA
VK_PPC_HIGHER
VK_PPC_HIGHERA
VK_PPC_HIGHEST
VK_PPC_HIGHESTA

Definition at line 19 of file PPCMCExpr.h.

Member Function Documentation

classof()

static bool llvm::PPCMCExpr::classof ( const MCExpr *  E )

inlinestatic

Definition at line 85 of file PPCMCExpr.h.

References E, and llvm::MCExpr::Target.

create()

const PPCMCExpr * PPCMCExpr::create ( VariantKind  Kind, const MCExpr *  Expr, MCContext &  Ctx  )

static

Definition at line 20 of file PPCMCExpr.cpp.

Referenced by createHa(), createHi(), and createLo().

createHa()

static const PPCMCExpr * llvm::PPCMCExpr::createHa ( const MCExpr *  Expr, MCContext &  Ctx  )

inlinestatic

Definition at line 56 of file PPCMCExpr.h.

References create(), and VK_PPC_HA.

Referenced by GetSymbolRef().

createHi()

static const PPCMCExpr * llvm::PPCMCExpr::createHi ( const MCExpr *  Expr, MCContext &  Ctx  )

inlinestatic

Definition at line 52 of file PPCMCExpr.h.

References create(), and VK_PPC_HI.

createLo()

static const PPCMCExpr * llvm::PPCMCExpr::createLo ( const MCExpr *  Expr, MCContext &  Ctx  )

inlinestatic

Definition at line 48 of file PPCMCExpr.h.

References create(), and VK_PPC_LO.

Referenced by GetSymbolRef().

evaluateAsConstant()

bool PPCMCExpr::evaluateAsConstant

(

int64_t &

Res

)

const

Definition at line 62 of file PPCMCExpr.cpp.

References llvm::MCExpr::evaluateAsRelocatable(), and getSubExpr().

evaluateAsRelocatableImpl()

bool PPCMCExpr::evaluateAsRelocatableImpl ( MCValue &  Res, const MCAssembler *  Asm, const MCFixup *  Fixup  ) const

overridevirtual

Implements llvm::MCTargetExpr.

Definition at line 102 of file PPCMCExpr.cpp.

References llvm::MCSymbolRefExpr::create(), llvm::MCExpr::evaluateAsRelocatable(), Fixup, llvm::PPC::fixup_ppc_half16, llvm::PPC::fixup_ppc_half16dq, llvm::PPC::fixup_ppc_half16ds, llvm::MCValue::get(), getSubExpr(), llvm_unreachable, Sym, llvm::MCSymbolRefExpr::VK_None, llvm::MCSymbolRefExpr::VK_PPC_HA, VK_PPC_HA, llvm::MCSymbolRefExpr::VK_PPC_HI, VK_PPC_HI, llvm::MCSymbolRefExpr::VK_PPC_HIGH, VK_PPC_HIGH, llvm::MCSymbolRefExpr::VK_PPC_HIGHA, VK_PPC_HIGHA, llvm::MCSymbolRefExpr::VK_PPC_HIGHER, VK_PPC_HIGHER, llvm::MCSymbolRefExpr::VK_PPC_HIGHERA, VK_PPC_HIGHERA, llvm::MCSymbolRefExpr::VK_PPC_HIGHEST, VK_PPC_HIGHEST, llvm::MCSymbolRefExpr::VK_PPC_HIGHESTA, VK_PPC_HIGHESTA, llvm::MCSymbolRefExpr::VK_PPC_LO, and VK_PPC_LO.

findAssociatedFragment()

MCFragment * llvm::PPCMCExpr::findAssociatedFragment ( ) const

inlineoverridevirtual

Implements llvm::MCTargetExpr.

Definition at line 76 of file PPCMCExpr.h.

References llvm::MCExpr::findAssociatedFragment(), and getSubExpr().

fixELFSymbolsInTLSFixups()

void llvm::PPCMCExpr::fixELFSymbolsInTLSFixups ( MCAssembler &  Asm ) const

inlineoverridevirtual

Implements llvm::MCTargetExpr.

Definition at line 81 of file PPCMCExpr.h.

getKind()

VariantKind llvm::PPCMCExpr::getKind ( ) const

inline

getOpcode - Get the kind of this expression.

Definition at line 65 of file PPCMCExpr.h.

getSubExpr()

const MCExpr * llvm::PPCMCExpr::getSubExpr ( ) const

inline

getSubExpr - Get the child of this expression.

Definition at line 68 of file PPCMCExpr.h.

Referenced by evaluateAsConstant(), evaluateAsRelocatableImpl(), findAssociatedFragment(), printImpl(), and visitUsedExpr().

printImpl()

void PPCMCExpr::printImpl ( raw_ostream &  OS, const MCAsmInfo *  MAI  ) const

overridevirtual

Implements llvm::MCTargetExpr.

Definition at line 25 of file PPCMCExpr.cpp.

References getSubExpr(), llvm_unreachable, OS, llvm::MCExpr::print(), VK_PPC_HA, VK_PPC_HI, VK_PPC_HIGH, VK_PPC_HIGHA, VK_PPC_HIGHER, VK_PPC_HIGHERA, VK_PPC_HIGHEST, VK_PPC_HIGHESTA, and VK_PPC_LO.

visitUsedExpr()

void PPCMCExpr::visitUsedExpr ( MCStreamer &  Streamer ) const

overridevirtual

Implements llvm::MCTargetExpr.

Definition at line 171 of file PPCMCExpr.cpp.

References getSubExpr(), and llvm::MCStreamer::visitUsedExpr().

---

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

• lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.h
• lib/Target/PowerPC/MCTargetDesc/PPCMCExpr.cpp