llvm::MCConstantExpr Class Reference

#include "llvm/MC/MCExpr.h"

Inheritance diagram for llvm::MCConstantExpr:

Public Member Functions
Accessors
int64_t	getValue () const
unsigned	getSizeInBytes () const
bool	useHexFormat () const
Public Member Functions inherited from llvm::MCExpr
	MCExpr (const MCExpr &)=delete
MCExpr &	operator= (const MCExpr &)=delete
ExprKind	getKind () const
SMLoc	getLoc () const
LLVM_ABI void	dump () const
LLVM_ABI bool	evaluateAsAbsolute (int64_t &Res) const
	Try to evaluate the expression to an absolute value.
LLVM_ABI bool	evaluateAsAbsolute (int64_t &Res, const MCAssembler &Asm) const
LLVM_ABI bool	evaluateAsAbsolute (int64_t &Res, const MCAssembler *Asm) const
LLVM_ABI bool	evaluateKnownAbsolute (int64_t &Res, const MCAssembler &Asm) const
	Aggressive variant of evaluateAsRelocatable when relocations are unavailable (e.g.
LLVM_ABI bool	evaluateAsRelocatable (MCValue &Res, const MCAssembler *Asm) const
	Try to evaluate the expression to a relocatable value, i.e.
LLVM_ABI 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.
LLVM_ABI 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 LLVM_ABI const MCConstantExpr *	create (int64_t Value, MCContext &Ctx, bool PrintInHex=false, unsigned SizeInBytes=0)
Static Public Member Functions inherited from llvm::MCExpr
static LLVM_ABI bool	evaluateSymbolicAdd (const MCAssembler *, bool, const MCValue &, const MCValue &, MCValue &)

Additional Inherited Members
Public Types inherited from llvm::MCExpr
enum	ExprKind : uint8_t {   Binary , Constant , SymbolRef , Unary ,   Specifier , Target }
Protected Types inherited from llvm::MCExpr
using	Spec = uint16_t
Protected Member Functions inherited from llvm::MCExpr
	MCExpr (ExprKind Kind, SMLoc Loc, unsigned SubclassData=0)
LLVM_ABI bool	evaluateAsRelocatableImpl (MCValue &Res, const MCAssembler *Asm, bool InSet) const
unsigned	getSubclassData () const

Detailed Description

Definition at line 142 of file MCExpr.h.

Member Function Documentation

classof()

bool llvm::MCConstantExpr::classof ( const MCExpr * E )

inlinestatic

Definition at line 180 of file MCExpr.h.

References llvm::MCExpr::Constant, E(), and llvm::MCExpr::MCExpr().

create()

const MCConstantExpr * MCConstantExpr::create ( int64_t Value, MCContext & Ctx, bool PrintInHex = false, unsigned SizeInBytes = 0 )

static

Definition at line 212 of file MCExpr.cpp.

Referenced by llvm::HexagonMCInstrInfo::addConstant(), ARMEmitUnwindInfo(), llvm::AMDGPU::MCKernelDescriptor::bits_get(), llvm::AMDGPU::MCKernelDescriptor::bits_set(), computeAccumOffset(), llvm::AMDGPUMCExpr::createExtraSGPRs(), llvm::AMDGPUMCExpr::createLit(), llvm::AMDGPUMCExpr::createOccupancy(), llvm::SystemZTargetGOFFStreamer::createWordDiffExpr(), llvm::SystemZTargetHLASMStreamer::createWordDiffExpr(), llvm::AMDGPUDisassembler::decodeVersionImm(), llvm::AMDGPUTargetELFStreamer::emitAMDGPULDS(), llvm::AMDGPUTargetAsmStreamer::EmitAmdhsaKernelDescriptor(), llvm::AMDGPUTargetELFStreamer::EmitAmdhsaKernelDescriptor(), llvm::AsmPrinter::emitCOFFFeatureSymbol(), llvm::MCWinCOFFStreamer::emitCOFFImgRel32(), llvm::MCWinCOFFStreamer::emitCOFFSecRel32(), llvm::MCELFStreamer::emitCommonSymbol(), llvm::WebAssemblyAsmPrinter::emitEndOfAsmFile(), llvm::CodeViewContext::emitFileChecksums(), llvm::MCStreamer::emitFill(), llvm::AsmPrinter::emitFrameAlloc(), llvm::AsmPrinter::emitGlobalAlias(), llvm::AsmPrinter::emitGlobalVariable(), llvm::ARMAsmPrinter::emitInstruction(), llvm::SystemZAsmPrinter::emitInstruction(), llvm::ARMAsmPrinter::emitJumpTableAddrs(), llvm::BPFAsmPrinter::emitJumpTableInfo(), llvm::ARMAsmPrinter::emitJumpTableTBInst(), llvm::AMDGPU::AMDGPUMCKernelCodeT::EmitKernelCodeT(), llvm::AsmPrinter::emitLabelPlusOffset(), llvm::XtensaAsmPrinter::emitMachineConstantPoolEntry(), llvm::ARMAsmPrinter::emitMachineConstantPoolValue(), llvm::TargetLoweringObjectFileELF::emitPersonalityValue(), EmitSymbolRefWithOfs(), llvm::AsmPrinter::emitXRayTable(), llvm::CodeViewContext::encodeDefRange(), llvm::MCExpr::evaluateAsRelocatableImpl(), llvm::AMDGPUTargetELFStreamer::finish(), llvm::MCResourceInfo::gatherResourceInfo(), 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::SIProgramInfo::getComputePGMRSrc1(), llvm::SIProgramInfo::getComputePGMRSrc2(), llvm::MipsTargetObjectFile::getDebugThreadLocalSymbol(), llvm::AMDGPU::MCKernelDescriptor::getDefaultAmdhsaKernelDescriptor(), llvm::SystemZMCInstLower::getExpr(), llvm::X86_64MCAsmInfoDarwin::getExprForPersonalitySymbol(), llvm::AArch64_ELFTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::ARMElfTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::RISCVELFTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::TargetLoweringObjectFileMachO::getIndirectSymViaGOTPCRel(), llvm::X86_64ELFTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::X86_64MachoTargetObjectFile::getIndirectSymViaGOTPCRel(), llvm::SIProgramInfo::getPGMRSrc1(), llvm::SIProgramInfo::getPGMRSrc2(), GetSubDivExpr(), GetSymbolRef(), GetSymbolRef(), llvm::X86_64MachoTargetObjectFile::getTTypeGlobalReference(), llvm::HexagonLowerToMC(), llvm::HexagonMCELFStreamer::HexagonMCEmitCommonSymbol(), llvm::HexagonAsmPrinter::HexagonProcessInstruction(), llvm::AMDGPU::AMDGPUMCKernelCodeT::initDefault(), llvm::SIInstrInfo::insertIndirectBranch(), llvm::AsmPrinter::lowerConstant(), llvm::AMDGPUMCInstLower::lowerOperand(), llvm::TargetLoweringObjectFileCOFF::lowerRelativeReference(), llvm::TargetLoweringObjectFileELF::lowerSymbolDifference(), llvm::LanaiMCInstLower::LowerSymbolOperand(), llvm::M68kMCInstLower::LowerSymbolOperand(), llvm::MSP430MCInstLower::LowerSymbolOperand(), llvm::XtensaAsmPrinter::LowerSymbolOperand(), LowerSymbolOperand(), llvm::AVRMCInstLower::lowerSymbolOperand(), lowerSymbolOperand(), lowerSymbolOperand(), llvm::AArch64MCInstLower::lowerSymbolOperandCOFF(), llvm::AArch64MCInstLower::lowerSymbolOperandELF(), llvm::AArch64MCInstLower::lowerSymbolOperandMachO(), makeEndMinusStartExpr(), makeStartPlusIntExpr(), MaskShift(), llvm::AMDGPU::maskShiftGet(), llvm::AMDGPU::maskShiftSet(), llvm::RISCVAsmBackend::maybeAddVendorReloc(), n1ConstDecoder(), llvm::LoongArchAsmBackend::relaxAlign(), llvm::RISCVAsmBackend::relaxAlign(), llvm::SIProgramInfo::reset(), llvm::AMDGPUAsmPrinter::runOnMachineFunction(), ScaleVectorOffset(), llvm::AMDGPUPALMetadata::setRegister(), llvm::MCContext::setSymbolValue(), llvm::AArch64ExternalSymbolizer::tryAddingSymbolicOperand(), llvm::MCExternalSymbolizer::tryAddingSymbolicOperand(), and tryFoldHelper().

getSizeInBytes()

unsigned llvm::MCConstantExpr::getSizeInBytes ( ) const

inline

Definition at line 172 of file MCExpr.h.

References llvm::MCExpr::getSubclassData().

getValue()

int64_t llvm::MCConstantExpr::getValue ( ) const

inline

Definition at line 171 of file MCExpr.h.

Referenced by llvm::CodeViewContext::encodeInlineLineTable(), IsMemoryAssignmentError(), and shouldBeSls().

useHexFormat()

bool llvm::MCConstantExpr::useHexFormat ( ) const

inline

Definition at line 176 of file MCExpr.h.

References llvm::MCExpr::getSubclassData().

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

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