class X86LegalizerInfo

Declaration

class X86LegalizerInfo : public LegalizerInfo { /* full declaration omitted */ };

Description

This class provides the information for the target register banks.

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:25

Inherits from: LegalizerInfo

Member Variables

private const llvm::X86Subtarget& Subtarget

Keep a reference to the X86Subtarget around so that we can make the right decision when generating code for different targets.

private const llvm::X86TargetMachine& TM

Method Overview

• public X86LegalizerInfo(const llvm::X86Subtarget & STI, const llvm::X86TargetMachine & TM)
• public bool legalizeIntrinsic(llvm::LegalizerHelper & Helper, llvm::MachineInstr & MI) const
• private void setLegalizerInfo32bit()
• private void setLegalizerInfo64bit()
• private void setLegalizerInfoAVX()
• private void setLegalizerInfoAVX2()
• private void setLegalizerInfoAVX512()
• private void setLegalizerInfoAVX512BW()
• private void setLegalizerInfoAVX512DQ()
• private void setLegalizerInfoSSE1()
• private void setLegalizerInfoSSE2()
• private void setLegalizerInfoSSE41()

Inherited from LegalizerInfo:

• public aliasActionDefinitions
• public getAction
• public getAction
• public getActionDefinitions
• public getActionDefinitionsBuilder
• public getActionDefinitionsBuilder
• public getActionDefinitionsIdx
• public getExtOpcodeForWideningConstant
• public getLegacyLegalizerInfo
• public getLegacyLegalizerInfo
• public getOpcodeIdxForOpcode
• public isLegal
• public isLegal
• public isLegalOrCustom
• public isLegalOrCustom
• public legalizeCustom
• public legalizeIntrinsic
• public verify

Methods

¶X86LegalizerInfo(const llvm::X86Subtarget& STI,
                 const llvm::X86TargetMachine& TM)

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:33

Parameters

const llvm::X86Subtarget& STI

const llvm::X86TargetMachine& TM

¶bool legalizeIntrinsic(
    llvm::LegalizerHelper& Helper,
    llvm::MachineInstr& MI) const

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:35

Parameters

llvm::LegalizerHelper& Helper

llvm::MachineInstr& MI

Returns

true if MI is either legal or has been legalized and false if not legal. Return true if MI is either legal or has been legalized and false if not legal.

¶void setLegalizerInfo32bit()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:39

¶void setLegalizerInfo64bit()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:40

¶void setLegalizerInfoAVX()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:44

¶void setLegalizerInfoAVX2()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:45

¶void setLegalizerInfoAVX512()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:46

¶void setLegalizerInfoAVX512BW()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:48

¶void setLegalizerInfoAVX512DQ()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:47

¶void setLegalizerInfoSSE1()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:41

¶void setLegalizerInfoSSE2()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:42

¶void setLegalizerInfoSSE41()

Declared at: llvm/lib/Target/X86/X86LegalizerInfo.h:43