llvm::PPCLegalizerInfo Class Reference

This class provides the information for the PowerPC target legalizer for GlobalISel. More...

#include "Target/PowerPC/GISel/PPCLegalizerInfo.h"

Inheritance diagram for llvm::PPCLegalizerInfo:

Public Member Functions
	PPCLegalizerInfo (const PPCSubtarget &ST)
Public Member Functions inherited from llvm::LegalizerInfo
virtual	~LegalizerInfo ()=default
const LegacyLegalizerInfo &	getLegacyLegalizerInfo () const
LegacyLegalizerInfo &	getLegacyLegalizerInfo ()
unsigned	getOpcodeIdxForOpcode (unsigned Opcode) const
unsigned	getActionDefinitionsIdx (unsigned Opcode) const
void	verify (const MCInstrInfo &MII) const
	Perform simple self-diagnostic and assert if there is anything obviously wrong with the actions set up.
const LegalizeRuleSet &	getActionDefinitions (unsigned Opcode) const
	Get the action definitions for the given opcode.
LegalizeRuleSet &	getActionDefinitionsBuilder (unsigned Opcode)
	Get the action definition builder for the given opcode.
LegalizeRuleSet &	getActionDefinitionsBuilder (std::initializer_list< unsigned > Opcodes)
	Get the action definition builder for the given set of opcodes.
void	aliasActionDefinitions (unsigned OpcodeTo, unsigned OpcodeFrom)
LegalizeActionStep	getAction (const LegalityQuery &Query) const
	Determine what action should be taken to legalize the described instruction.
LegalizeActionStep	getAction (const MachineInstr &MI, const MachineRegisterInfo &MRI) const
	Determine what action should be taken to legalize the given generic instruction.
bool	isLegal (const LegalityQuery &Query) const
bool	isLegalOrCustom (const LegalityQuery &Query) const
bool	isLegal (const MachineInstr &MI, const MachineRegisterInfo &MRI) const
bool	isLegalOrCustom (const MachineInstr &MI, const MachineRegisterInfo &MRI) const
virtual bool	legalizeCustom (LegalizerHelper &Helper, MachineInstr &MI, LostDebugLocObserver &LocObserver) const
	Called for instructions with the Custom LegalizationAction.
virtual bool	legalizeIntrinsic (LegalizerHelper &Helper, MachineInstr &MI) const
virtual unsigned	getExtOpcodeForWideningConstant (LLT SmallTy) const
	Return the opcode (SEXT/ZEXT/ANYEXT) that should be performed while widening a constant of type SmallTy which targets can override.

Detailed Description

This class provides the information for the PowerPC target legalizer for GlobalISel.

Definition at line 23 of file PPCLegalizerInfo.h.

Constructor & Destructor Documentation

PPCLegalizerInfo()

PPCLegalizerInfo::PPCLegalizerInfo

(

const PPCSubtarget &

ST

)

Definition at line 39 of file PPCLegalizerInfo.cpp.

References llvm::LegalityPredicates::all(), llvm::LegalizeRuleSet::bitcastIf(), llvm::LegalizeMutations::changeTo(), llvm::LegacyLegalizerInfo::computeTables(), llvm::LLT::fixed_vector(), llvm::LegalizerInfo::getActionDefinitionsBuilder(), llvm::LegalizerInfo::getLegacyLegalizerInfo(), isRegisterType(), llvm::LegalizeRuleSet::legalFor(), llvm::LegalizeRuleSet::legalForCartesianProduct(), llvm::LegalizeRuleSet::legalIf(), llvm::LegalizeRuleSet::lower(), llvm::LegalizeRuleSet::lowerFor(), llvm::LLT::pointer(), S1, S16, S32, S64, S8, llvm::LLT::scalar(), llvm::LegalityPredicates::typeIsNot(), V2S64, V4S32, and V8S16.

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

• lib/Target/PowerPC/GISel/PPCLegalizerInfo.h
• lib/Target/PowerPC/GISel/PPCLegalizerInfo.cpp