RegisterOperands Class Reference

Collaboration diagram for RegisterOperands:

Public Member Functions
	RegisterOperands (const TargetRegisterInfo *tri, const MachineRegisterInfo *mri, bool ID=false)
void	collect (const MachineOperand &MO)
	Push this operand's register onto the correct vector. More...

Public Attributes
SmallVector< unsigned, 8 >	Uses
SmallVector< unsigned, 8 >	Defs
SmallVector< unsigned, 8 >	DeadDefs

Protected Member Functions
void	pushRegUnits (unsigned Reg, SmallVectorImpl< unsigned > &RegUnits)

Detailed Description

Collect this instruction's unique uses and defs into SmallVectors for processing defs and uses in order.

FIXME: always ignore tied opers

Definition at line 311 of file RegisterPressure.cpp.

Constructor & Destructor Documentation

RegisterOperands::RegisterOperands ( const TargetRegisterInfo *  tri, const MachineRegisterInfo *  mri, bool  ID = false  )

inline

Definition at line 321 of file RegisterPressure.cpp.

Member Function Documentation

void RegisterOperands::collect ( const MachineOperand &  MO )

inline

Push this operand's register onto the correct vector.

Definition at line 326 of file RegisterPressure.cpp.

References llvm::MachineOperand::getReg(), llvm::MachineOperand::isDead(), llvm::MachineOperand::isDef(), llvm::MachineOperand::isReg(), and llvm::MachineOperand::readsReg().

Referenced by collectOperands().

void RegisterOperands::pushRegUnits ( unsigned  Reg, SmallVectorImpl< unsigned > &  RegUnits  )

inlineprotected

Definition at line 342 of file RegisterPressure.cpp.

References containsReg(), llvm::MCRegisterInfo::DiffListIterator::isValid(), llvm::TargetRegisterInfo::isVirtualRegister(), MRI, and llvm::SmallVectorTemplateBase< T, isPodLike >::push_back().

Member Data Documentation

SmallVector<unsigned, 8> RegisterOperands::DeadDefs

Definition at line 319 of file RegisterPressure.cpp.

Referenced by llvm::RegPressureTracker::advance(), collectOperands(), and llvm::RegPressureTracker::recede().

SmallVector<unsigned, 8> RegisterOperands::Defs

Definition at line 318 of file RegisterPressure.cpp.

Referenced by llvm::RegPressureTracker::advance(), collectOperands(), collectPDiff(), and llvm::RegPressureTracker::recede().

SmallVector<unsigned, 8> RegisterOperands::Uses

Definition at line 317 of file RegisterPressure.cpp.

Referenced by llvm::RegPressureTracker::advance(), collectPDiff(), and llvm::RegPressureTracker::recede().

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

• RegisterPressure.cpp