llvm::TargetInstrInfo::MachineBranchPredicate Struct Reference

Represents a predicate at the MachineFunction level. More...

#include "llvm/CodeGen/TargetInstrInfo.h"

Public Types
enum	ComparePredicate { PRED_EQ , PRED_NE , PRED_INVALID }

Public Member Functions
	MachineBranchPredicate ()=default

Public Attributes
ComparePredicate	Predicate = PRED_INVALID
MachineOperand	LHS = MachineOperand::CreateImm(0)
MachineOperand	RHS = MachineOperand::CreateImm(0)
MachineBasicBlock *	TrueDest = nullptr
MachineBasicBlock *	FalseDest = nullptr
MachineInstr *	ConditionDef = nullptr
bool	SingleUseCondition = false
	SingleUseCondition is true if ConditionDef is dead except for the branch(es) at the end of the basic block.

Detailed Description

Represents a predicate at the MachineFunction level.

The control flow a MachineBranchPredicate represents is:

Reg = LHS Predicate RHS == ConditionDef if Reg then goto TrueDest else goto FalseDest

Definition at line 670 of file TargetInstrInfo.h.

Member Enumeration Documentation

ComparePredicate

enum llvm::TargetInstrInfo::MachineBranchPredicate::ComparePredicate

Enumerator
PRED_EQ
PRED_NE
PRED_INVALID

Definition at line 671 of file TargetInstrInfo.h.

Constructor & Destructor Documentation

MachineBranchPredicate()

llvm::TargetInstrInfo::MachineBranchPredicate::MachineBranchPredicate ( )

explicitdefault

Member Data Documentation

ConditionDef

MachineInstr* llvm::TargetInstrInfo::MachineBranchPredicate::ConditionDef = nullptr

Definition at line 682 of file TargetInstrInfo.h.

FalseDest

MachineBasicBlock* llvm::TargetInstrInfo::MachineBranchPredicate::FalseDest = nullptr

Definition at line 681 of file TargetInstrInfo.h.

LHS

MachineOperand llvm::TargetInstrInfo::MachineBranchPredicate::LHS = MachineOperand::CreateImm(0)

Definition at line 678 of file TargetInstrInfo.h.

Predicate

ComparePredicate llvm::TargetInstrInfo::MachineBranchPredicate::Predicate = PRED_INVALID

Definition at line 677 of file TargetInstrInfo.h.

RHS

MachineOperand llvm::TargetInstrInfo::MachineBranchPredicate::RHS = MachineOperand::CreateImm(0)

Definition at line 679 of file TargetInstrInfo.h.

SingleUseCondition

bool llvm::TargetInstrInfo::MachineBranchPredicate::SingleUseCondition = false

SingleUseCondition is true if ConditionDef is dead except for the branch(es) at the end of the basic block.

Definition at line 687 of file TargetInstrInfo.h.

TrueDest

MachineBasicBlock* llvm::TargetInstrInfo::MachineBranchPredicate::TrueDest = nullptr

Definition at line 680 of file TargetInstrInfo.h.

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

• include/llvm/CodeGen/TargetInstrInfo.h