llvm::LegalizeRule Class Reference

A single rule in a legalizer info ruleset. More...

#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"

Public Member Functions
	LegalizeRule (LegalityPredicate Predicate, LegalizeAction Action, LegalizeMutation Mutation=nullptr)
bool	match (const LegalityQuery &Query) const
	Test whether the LegalityQuery matches.
LegalizeAction	getAction () const
std::pair< unsigned, LLT >	determineMutation (const LegalityQuery &Query) const
	Determine the change to make.

Detailed Description

A single rule in a legalizer info ruleset.

The specified action is chosen when the predicate is true. Where appropriate for the action (e.g. for WidenScalar) the new type is selected using the given mutator.

Definition at line 399 of file LegalizerInfo.h.

Constructor & Destructor Documentation

LegalizeRule()

llvm::LegalizeRule::LegalizeRule ( LegalityPredicate  Predicate, LegalizeAction  Action, LegalizeMutation  Mutation = nullptr  )

inline

Definition at line 405 of file LegalizerInfo.h.

References Mutation.

Member Function Documentation

determineMutation()

std::pair< unsigned, LLT > llvm::LegalizeRule::determineMutation ( const LegalityQuery &  Query ) const

inline

Determine the change to make.

Definition at line 417 of file LegalizerInfo.h.

References Mutation.

getAction()

LegalizeAction llvm::LegalizeRule::getAction ( ) const

inline

Definition at line 414 of file LegalizerInfo.h.

Referenced by hasNoSimpleLoops(), and mutationIsSane().

match()

bool llvm::LegalizeRule::match ( const LegalityQuery &  Query ) const

inline

Test whether the LegalityQuery matches.

Definition at line 410 of file LegalizerInfo.h.

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

• include/llvm/CodeGen/GlobalISel/LegalizerInfo.h