The LegalityQuery object bundles together all the information that's needed to decide whether a given operation is legal or not. More...

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

Collaboration diagram for llvm::LegalityQuery:

[legend]

Classes
struct	MemDesc

Public Member Functions
constexpr	LegalityQuery (unsigned Opcode, const ArrayRef< LLT > Types, const ArrayRef< MemDesc > MMODescrs)

constexpr	LegalityQuery (unsigned Opcode, const ArrayRef< LLT > Types)

raw_ostream &	print (raw_ostream &OS) const

Public Attributes
unsigned	Opcode

ArrayRef< LLT >	Types

ArrayRef< MemDesc >	MMODescrs
	Operations which require memory can use this to place requirements on the memory type for each MMO. More...

Detailed Description

The LegalityQuery object bundles together all the information that's needed to decide whether a given operation is legal or not.

For efficiency, it doesn't make a copy of Types so care must be taken not to free it before using the query.

Definition at line 120 of file LegalizerInfo.h.

Constructor & Destructor Documentation

◆ LegalityQuery() [1/2]

constexpr llvm::LegalityQuery::LegalityQuery	(	unsigned	Opcode,
		const ArrayRef< LLT >	Types,
		const ArrayRef< MemDesc >	MMODescrs
	)

inline

Definition at line 133 of file LegalizerInfo.h.

◆ LegalityQuery() [2/2]

constexpr llvm::LegalityQuery::LegalityQuery	(	unsigned	Opcode,
		const ArrayRef< LLT >	Types
	)

inline

Definition at line 136 of file LegalizerInfo.h.

References print().

Member Function Documentation

◆ print()

raw_ostream & LegalityQuery::print ( raw_ostream & OS ) const

Definition at line 46 of file LegalizerInfo.cpp.

Referenced by llvm::LegalizeRuleSet::apply().

Member Data Documentation

◆ MMODescrs

ArrayRef<MemDesc> llvm::LegalityQuery::MMODescrs

Operations which require memory can use this to place requirements on the memory type for each MMO.

Definition at line 131 of file LegalizerInfo.h.

Referenced by llvm::AArch64LegalizerInfo::AArch64LegalizerInfo().

◆ Opcode

unsigned llvm::LegalityQuery::Opcode

Definition at line 121 of file LegalizerInfo.h.

Referenced by llvm::LegalizerInfo::getAction().

◆ Types

ArrayRef<LLT> llvm::LegalityQuery::Types

Definition at line 122 of file LegalizerInfo.h.

Referenced by llvm::AArch64LegalizerInfo::AArch64LegalizerInfo(), llvm::AMDGPULegalizerInfo::AMDGPULegalizerInfo(), llvm::LegalizeRuleSet::apply(), llvm::LegalizeRuleSet::clampMaxNumElements(), llvm::LegalizeRuleSet::clampMinNumElements(), llvm::LegalizerInfo::getAction(), and llvm::LegalizeRuleSet::minScalarSameAs().

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

include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
lib/CodeGen/GlobalISel/LegalizerInfo.cpp

Classes

Public Member Functions

Public Attributes