Binary assembler expressions. More...

#include "llvm/MC/MCExpr.h"

Inheritance diagram for llvm::MCBinaryExpr:

Collaboration diagram for llvm::MCBinaryExpr:

Public Types
enum	Opcode { Add, And, Div, EQ, GT, GTE, LAnd, LOr, LT, LTE, Mod, Mul, NE, Or, Shl, AShr, LShr, Sub, Xor }

Public Types inherited from llvm::MCExpr
enum	ExprKind { Binary, Constant, SymbolRef, Unary, Target }

Public Member Functions
Accessors
Opcode	getOpcode () const
	Get the kind of this binary expression. More...

const MCExpr *	getLHS () const
	Get the left-hand side expression of the binary operator. More...

const MCExpr *	getRHS () const
	Get the right-hand side expression of the binary operator. More...

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 MCAsmLayout &Layout, const SectionAddrMap &Addrs) const
	Try to evaluate the expression to an absolute value. More...

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	evaluateAsAbsolute (int64_t &Res, const MCAsmLayout &Layout) const

bool	evaluateKnownAbsolute (int64_t &Res, const MCAsmLayout &Layout) const

bool	evaluateAsRelocatable (MCValue &Res, const MCAsmLayout Layout, const MCFixup Fixup) const
	Try to evaluate the expression to a relocatable value, i.e. More...

bool	evaluateAsValue (MCValue &Res, const MCAsmLayout &Layout) const
	Try to evaluate the expression to the form (a - b + constant) where neither a nor b are variables. More...

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. More...

Static Public Member Functions
static bool	classof (const MCExpr *E)

Construction
static const MCBinaryExpr *	create (Opcode Op, const MCExpr LHS, const MCExpr RHS, MCContext &Ctx, SMLoc Loc=SMLoc())

static const MCBinaryExpr *	createAdd (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createAnd (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createDiv (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createEQ (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createGT (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createGTE (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createLAnd (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createLOr (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createLT (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createLTE (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createMod (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createMul (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createNE (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createOr (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createShl (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createAShr (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createLShr (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createSub (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

static const MCBinaryExpr *	createXor (const MCExpr LHS, const MCExpr RHS, MCContext &Ctx)

Additional Inherited Members
Protected Member Functions inherited from llvm::MCExpr
	MCExpr (ExprKind Kind, SMLoc Loc)

bool	evaluateAsRelocatableImpl (MCValue &Res, const MCAssembler Asm, const MCAsmLayout Layout, const MCFixup Fixup, const SectionAddrMap Addrs, bool InSet) const

Detailed Description

Binary assembler expressions.

Definition at line 417 of file MCExpr.h.

Member Enumeration Documentation

◆ Opcode

enum llvm::MCBinaryExpr::Opcode

Enumerator
Add	Addition.
And	Bitwise and.
Div	Signed division.
EQ	Equality comparison.
GT	Signed greater than comparison (result is either 0 or some target-specific non-zero value)
GTE	Signed greater than or equal comparison (result is either 0 or some target-specific non-zero value).
LAnd	Logical and.
LOr	Logical or.
LT	Signed less than comparison (result is either 0 or some target-specific non-zero value).
LTE	Signed less than or equal comparison (result is either 0 or some target-specific non-zero value).
Mod	Signed remainder.
Mul	Multiplication.
NE	Inequality comparison.
Or	Bitwise or.
Shl	Shift left.
AShr	Arithmetic shift right.
LShr	Logical shift right.
Sub	Subtraction.
Xor	Bitwise exclusive or.

Definition at line 419 of file MCExpr.h.

Member Function Documentation

◆ classof()

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

inlinestatic

Definition at line 571 of file MCExpr.h.

References llvm::MCExpr::Binary, and llvm::MCExpr::getKind().

◆ create()

const MCBinaryExpr * MCBinaryExpr::create	(	Opcode	Op,
		const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx,
		SMLoc	Loc = `SMLoc()`
	)

static

Definition at line 153 of file MCExpr.cpp.

Referenced by addNegOperand(), buildSymbolDiff(), getGNUBinOpPrecedence(), and RefineErrorLoc().

◆ createAdd()

static const MCBinaryExpr* llvm::MCBinaryExpr::createAdd	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 461 of file MCExpr.h.

References llvm::MCID::Add.

Referenced by llvm::ARCMCInstLower::ARCMCInstLower(), ConvertDoubleToBytes(), llvm::MCWinCOFFStreamer::EmitCOFFImgRel32(), llvm::MCWinCOFFStreamer::EmitCOFFSecRel32(), llvm::SystemZAsmPrinter::EmitInstruction(), llvm::ARMAsmPrinter::EmitInstruction(), llvm::X86AsmPrinter::EmitInstruction(), llvm::ARMAsmPrinter::EmitJumpTableAddrs(), llvm::ARMAsmPrinter::EmitJumpTableTBInst(), llvm::AsmPrinter::EmitLabelPlusOffset(), llvm::ARMAsmPrinter::EmitMachineConstantPoolValue(), EmitSymbolRefWithOfs(), llvm::CodeViewContext::encodeDefRange(), llvm::WinException::endFunclet(), llvm::MipsMCCodeEmitter::getBranchTarget21OpValue(), llvm::MipsMCCodeEmitter::getBranchTarget21OpValueMM(), llvm::MipsMCCodeEmitter::getBranchTarget26OpValue(), llvm::MipsMCCodeEmitter::getBranchTarget26OpValueMM(), llvm::MipsMCCodeEmitter::getBranchTargetOpValue(), llvm::MipsMCCodeEmitter::getBranchTargetOpValue1SImm16(), llvm::MipsMCCodeEmitter::getBranchTargetOpValueLsl2MMR6(), llvm::MipsMCCodeEmitter::getBranchTargetOpValueMMR6(), llvm::MipsTargetObjectFile::getDebugThreadLocalSymbol(), llvm::SystemZMCInstLower::getExpr(), llvm::X86_64MCAsmInfoDarwin::getExprForPersonalitySymbol(), llvm::X86_64MachoTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::TargetLoweringObjectFileMachO::getIndirectSymViaGOTPCRel(), getRealVLDOpcode(), GetSymbolRef(), llvm::X86_64MachoTargetObjectFile::getTTypeGlobalReference(), getVariantKind(), HasSecRelSymbolRef(), llvm::XCoreMCInstLower::Initialize(), llvm::MipsMCInstLower::Initialize(), isPCRel(), llvm::AsmPrinter::lowerConstant(), lowerSymbolOperand(), llvm::AVRMCInstLower::lowerSymbolOperand(), llvm::MSP430MCInstLower::LowerSymbolOperand(), llvm::LanaiMCInstLower::LowerSymbolOperand(), llvm::AArch64MCInstLower::lowerSymbolOperandCOFF(), llvm::AArch64MCInstLower::lowerSymbolOperandDarwin(), llvm::AArch64MCInstLower::lowerSymbolOperandELF(), printMCExpr(), llvm::AArch64ExternalSymbolizer::tryAddingSymbolicOperand(), and llvm::MCExternalSymbolizer::tryAddingSymbolicOperand().

◆ createAnd()

static const MCBinaryExpr* llvm::MCBinaryExpr::createAnd	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 466 of file MCExpr.h.

Referenced by ConvertDoubleToBytes(), and llvm::AsmPrinter::lowerConstant().

◆ createAShr()

static const MCBinaryExpr* llvm::MCBinaryExpr::createAShr	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 536 of file MCExpr.h.

◆ createDiv()

static const MCBinaryExpr* llvm::MCBinaryExpr::createDiv	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 471 of file MCExpr.h.

Referenced by llvm::ARMAsmPrinter::EmitJumpTableTBInst(), and llvm::AsmPrinter::lowerConstant().

◆ createEQ()

static const MCBinaryExpr* llvm::MCBinaryExpr::createEQ	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 476 of file MCExpr.h.

References EQ.

◆ createGT()

static const MCBinaryExpr* llvm::MCBinaryExpr::createGT	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 481 of file MCExpr.h.

References llvm::AArch64CC::GT.

◆ createGTE()

static const MCBinaryExpr* llvm::MCBinaryExpr::createGTE	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 486 of file MCExpr.h.

◆ createLAnd()

static const MCBinaryExpr* llvm::MCBinaryExpr::createLAnd	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 491 of file MCExpr.h.

◆ createLOr()

static const MCBinaryExpr* llvm::MCBinaryExpr::createLOr	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 496 of file MCExpr.h.

◆ createLShr()

static const MCBinaryExpr* llvm::MCBinaryExpr::createLShr	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 541 of file MCExpr.h.

◆ createLT()

static const MCBinaryExpr* llvm::MCBinaryExpr::createLT	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 501 of file MCExpr.h.

References llvm::AArch64CC::LT.

◆ createLTE()

static const MCBinaryExpr* llvm::MCBinaryExpr::createLTE	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 506 of file MCExpr.h.

◆ createMod()

static const MCBinaryExpr* llvm::MCBinaryExpr::createMod	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 511 of file MCExpr.h.

References llvm::Mod.

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

◆ createMul()

static const MCBinaryExpr* llvm::MCBinaryExpr::createMul	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 516 of file MCExpr.h.

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

◆ createNE()

static const MCBinaryExpr* llvm::MCBinaryExpr::createNE	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 521 of file MCExpr.h.

References llvm::AArch64CC::NE.

◆ createOr()

static const MCBinaryExpr* llvm::MCBinaryExpr::createOr	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 526 of file MCExpr.h.

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

◆ createShl()

static const MCBinaryExpr* llvm::MCBinaryExpr::createShl	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 531 of file MCExpr.h.

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

◆ createSub()

static const MCBinaryExpr* llvm::MCBinaryExpr::createSub	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 546 of file MCExpr.h.

Referenced by addNegOperand(), EmitAbsDifference(), llvm::MCStreamer::emitAbsoluteSymbolDiff(), llvm::MCStreamer::emitAbsoluteSymbolDiffAsULEB128(), llvm::AMDGPUTargetELFStreamer::EmitAmdhsaKernelDescriptor(), llvm::MipsTargetELFStreamer::emitDirectiveEnd(), llvm::AsmPrinter::EmitFunctionBody(), llvm::AMDGPUTargetELFStreamer::EmitHSAMetadata(), llvm::ARMAsmPrinter::EmitInstruction(), llvm::X86AsmPrinter::EmitInstruction(), llvm::AMDGPUTargetELFStreamer::EmitISAVersion(), llvm::ARMAsmPrinter::EmitJumpTableAddrs(), llvm::AsmPrinter::EmitJumpTableInfo(), llvm::ARMAsmPrinter::EmitJumpTableTBInst(), llvm::ARMAsmPrinter::EmitMachineConstantPoolValue(), llvm::MipsAsmPrinter::EmitStartOfAsmFile(), EmitSymbolRefWithOfs(), llvm::WinException::endFunclet(), llvm::WasmException::endFunction(), GetAbsDifference(), getDwarfRegNum(), llvm::MCAsmInfo::getExprForFDESymbol(), llvm::AArch64MCAsmInfoDarwin::getExprForPersonalitySymbol(), llvm::AArch64_MachoTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::TargetLoweringObjectFileMachO::getIndirectSymViaGOTPCRel(), GetSymbolRef(), llvm::AArch64_MachoTargetObjectFile::getTTypeGlobalReference(), llvm::TargetLoweringObjectFile::getTTypeReference(), getVariantKind(), llvm::HexagonAsmPrinter::HexagonProcessInstruction(), llvm::AsmPrinter::lowerConstant(), llvm::MipsMCInstLower::LowerOperand(), llvm::TargetLoweringObjectFileELF::lowerRelativeReference(), llvm::TargetLoweringObjectFileWasm::lowerRelativeReference(), makeCombineInst(), llvm::FaultMaps::recordFaultingOp(), llvm::AArch64ExternalSymbolizer::tryAddingSymbolicOperand(), and llvm::MCExternalSymbolizer::tryAddingSymbolicOperand().

◆ createXor()

static const MCBinaryExpr* llvm::MCBinaryExpr::createXor	(	const MCExpr *	LHS,
		const MCExpr *	RHS,
		MCContext &	Ctx
	)

inlinestatic

Definition at line 551 of file MCExpr.h.

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

◆ getLHS()

const MCExpr* llvm::MCBinaryExpr::getLHS ( ) const

inline

Get the left-hand side expression of the binary operator.

Definition at line 564 of file MCExpr.h.

Referenced by addNegOperand(), ConvertDoubleToBytes(), convertFPR32ToFPR64(), llvm::MCELFStreamer::EmitIdent(), llvm::MCExpr::evaluateAsRelocatableImpl(), EvaluateCRExpr(), llvm::MCExpr::findAssociatedFragment(), llvm::MCAssembler::Finish(), fixELFSymbolsInTLSFixupsImpl(), llvm::FixupKind(), hasGOTReference(), HasSecRelSymbolRef(), isPCRel(), llvm::MCParserUtils::isSymbolUsedInExpression(), llvm::MCExpr::print(), RefineErrorLoc(), shouldBeSls(), StartsWithGlobalOffsetTable(), and llvm::MCStreamer::visitUsedExpr().

◆ getOpcode()

Opcode llvm::MCBinaryExpr::getOpcode ( ) const

inline

Get the kind of this binary expression.

Definition at line 561 of file MCExpr.h.

Referenced by addNegOperand(), ConvertDoubleToBytes(), convertFPR32ToFPR64(), llvm::MCExpr::evaluateAsRelocatableImpl(), EvaluateCRExpr(), llvm::MCExpr::findAssociatedFragment(), and llvm::MCExpr::print().

◆ getRHS()

const MCExpr* llvm::MCBinaryExpr::getRHS ( ) const

inline

Get the right-hand side expression of the binary operator.

Definition at line 567 of file MCExpr.h.

Referenced by addNegOperand(), ConvertDoubleToBytes(), convertFPR32ToFPR64(), llvm::MCELFStreamer::EmitIdent(), llvm::MCExpr::evaluateAsRelocatableImpl(), EvaluateCRExpr(), llvm::MCExpr::findAssociatedFragment(), fixELFSymbolsInTLSFixupsImpl(), hasGOTReference(), HasSecRelSymbolRef(), isPCRel(), llvm::MCParserUtils::isSymbolUsedInExpression(), llvm::MCExpr::print(), RefineErrorLoc(), StartsWithGlobalOffsetTable(), and llvm::MCStreamer::visitUsedExpr().

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

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

Public Types

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ Opcode

Member Function Documentation

◆ classof()

◆ create()

◆ createAdd()

◆ createAnd()

◆ createAShr()

◆ createDiv()

◆ createEQ()

◆ createGT()

◆ createGTE()

◆ createLAnd()

◆ createLOr()

◆ createLShr()

◆ createLT()

◆ createLTE()

◆ createMod()

◆ createMul()

◆ createNE()

◆ createOr()

◆ createShl()

◆ createSub()

◆ createXor()

◆ getLHS()

◆ getOpcode()

◆ getRHS()