llvm::mca::WriteRef Class Reference

A reference to a register write. More...

#include "llvm/MCA/Instruction.h"

Public Member Functions
	WriteRef ()
	WriteRef (unsigned SourceIndex, WriteState *WS)
unsigned	getSourceIndex () const
const WriteState *	getWriteState () const
WriteState *	getWriteState ()
void	invalidate ()
bool	isWriteZero () const
bool	isAvailable () const
	Returns true if this register write has been executed, and the new register value is therefore available to users. More...
bool	isValid () const
bool	operator== (const WriteRef &Other) const
void	dump () const

Detailed Description

A reference to a register write.

This class is mainly used by the register file to describe register mappings. It correlates a register write to the source index of the defining instruction.

Definition at line 602 of file Instruction.h.

Constructor & Destructor Documentation

WriteRef() [1/2]

llvm::mca::WriteRef::WriteRef ( )

inline

Definition at line 607 of file Instruction.h.

References llvm::Data.

WriteRef() [2/2]

llvm::mca::WriteRef::WriteRef ( unsigned  SourceIndex, WriteState *  WS  )

inline

Definition at line 608 of file Instruction.h.

References llvm::Data.

Member Function Documentation

dump()

void llvm::mca::WriteRef::dump

(

)

const

Definition at line 129 of file Instruction.cpp.

References llvm::dbgs(), llvm::mca::WriteState::dump(), getSourceIndex(), getWriteState(), and isValid().

getSourceIndex()

unsigned llvm::mca::WriteRef::getSourceIndex ( ) const

inline

Definition at line 610 of file Instruction.h.

References llvm::Data.

Referenced by llvm::mca::RegisterFile::addRegisterRead(), llvm::mca::RegisterFile::addRegisterWrite(), dump(), and isAvailable().

getWriteState() [1/2]

const WriteState* llvm::mca::WriteRef::getWriteState ( ) const

inline

Definition at line 611 of file Instruction.h.

References llvm::Data.

Referenced by llvm::mca::RegisterFile::addRegisterRead(), llvm::mca::RegisterFile::addRegisterWrite(), dump(), isAvailable(), isWriteZero(), and llvm::mca::RegisterFile::removeRegisterWrite().

getWriteState() [2/2]

WriteState* llvm::mca::WriteRef::getWriteState ( )

inline

Definition at line 612 of file Instruction.h.

References llvm::Data.

invalidate()

void llvm::mca::WriteRef::invalidate ( )

inline

Definition at line 613 of file Instruction.h.

References llvm::Data.

Referenced by llvm::mca::RegisterFile::removeRegisterWrite().

isAvailable()

bool llvm::mca::WriteRef::isAvailable ( ) const

inline

Returns true if this register write has been executed, and the new register value is therefore available to users.

Definition at line 621 of file Instruction.h.

References getSourceIndex(), getWriteState(), and llvm::mca::WriteState::isExecuted().

isValid()

bool llvm::mca::WriteRef::isValid ( ) const

inline

Definition at line 628 of file Instruction.h.

References llvm::Data.

Referenced by dump(), and isWriteZero().

isWriteZero()

bool llvm::mca::WriteRef::isWriteZero ( ) const

inline

Definition at line 614 of file Instruction.h.

References assert(), getWriteState(), isValid(), and llvm::mca::WriteState::isWriteZero().

operator==()

bool llvm::mca::WriteRef::operator== ( const WriteRef &  Other ) const

inline

Definition at line 629 of file Instruction.h.

References llvm::Data, and Other.

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

• include/llvm/MCA/Instruction.h
• lib/MCA/Instruction.cpp