llvm::AggressiveAntiDepState Class Reference

Contains all the state necessary for anti-dep breaking. More...

#include "CodeGen/AggressiveAntiDepBreaker.h"

Classes
struct	RegisterReference
	Information about a register reference within a liverange. More...

Public Member Functions
	AggressiveAntiDepState (const unsigned TargetRegs, MachineBasicBlock *BB)
std::vector< unsigned > &	GetKillIndices ()
	Return the kill indices. More...
std::vector< unsigned > &	GetDefIndices ()
	Return the define indices. More...
std::multimap< unsigned, RegisterReference > &	GetRegRefs ()
	Return the RegRefs map. More...
unsigned	GetGroup (unsigned Reg)
void	GetGroupRegs (unsigned Group, std::vector< unsigned > &Regs, std::multimap< unsigned, AggressiveAntiDepState::RegisterReference > *RegRefs)
unsigned	UnionGroups (unsigned Reg1, unsigned Reg2)
unsigned	LeaveGroup (unsigned Reg)
bool	IsLive (unsigned Reg)
	Return true if Reg is live. More...

Detailed Description

Contains all the state necessary for anti-dep breaking.

Definition at line 41 of file AggressiveAntiDepBreaker.h.

Constructor & Destructor Documentation

AggressiveAntiDepState()

AggressiveAntiDepState::AggressiveAntiDepState	(	const unsigned	TargetRegs,
		MachineBasicBlock *	BB
	)

Definition at line 60 of file AggressiveAntiDepBreaker.cpp.

References llvm::MachineBasicBlock::size().

Member Function Documentation

GetDefIndices()

std::vector<unsigned>& llvm::AggressiveAntiDepState::GetDefIndices ( )

inline

Return the define indices.

Definition at line 87 of file AggressiveAntiDepBreaker.h.

Referenced by CriticalPathStep(), llvm::AggressiveAntiDepBreaker::Observe(), and llvm::AggressiveAntiDepBreaker::StartBlock().

GetGroup()

unsigned AggressiveAntiDepState::GetGroup

(

unsigned

Reg

)

Definition at line 76 of file AggressiveAntiDepBreaker.cpp.

Referenced by CriticalPathStep(), GetGroupRegs(), llvm::AggressiveAntiDepBreaker::Observe(), and UnionGroups().

GetGroupRegs()

void AggressiveAntiDepState::GetGroupRegs	(	unsigned	Group,
		std::vector< unsigned > &	Regs,
		std::multimap< unsigned, AggressiveAntiDepState::RegisterReference > *	RegRefs
	)

Definition at line 84 of file AggressiveAntiDepBreaker.cpp.

References GetGroup(), and Reg.

Referenced by CriticalPathStep().

GetKillIndices()

std::vector<unsigned>& llvm::AggressiveAntiDepState::GetKillIndices ( )

inline

Return the kill indices.

Definition at line 84 of file AggressiveAntiDepBreaker.h.

Referenced by CriticalPathStep(), and llvm::AggressiveAntiDepBreaker::StartBlock().

GetRegRefs()

std::multimap<unsigned, RegisterReference>& llvm::AggressiveAntiDepState::GetRegRefs ( )

inline

Return the RegRefs map.

Definition at line 90 of file AggressiveAntiDepBreaker.h.

References Reg.

Referenced by CriticalPathStep().

IsLive()

bool AggressiveAntiDepState::IsLive

(

unsigned

Reg

)

Return true if Reg is live.

Definition at line 120 of file AggressiveAntiDepBreaker.cpp.

Referenced by CriticalPathStep(), and llvm::AggressiveAntiDepBreaker::Observe().

LeaveGroup()

unsigned AggressiveAntiDepState::LeaveGroup

(

unsigned

Reg

)

Definition at line 110 of file AggressiveAntiDepBreaker.cpp.

References Reg.

Referenced by CriticalPathStep().

UnionGroups()

unsigned AggressiveAntiDepState::UnionGroups	(	unsigned	Reg1,
		unsigned	Reg2
	)

Definition at line 95 of file AggressiveAntiDepBreaker.cpp.

References assert(), GetGroup(), and Other.

Referenced by CriticalPathStep(), llvm::AggressiveAntiDepBreaker::Observe(), and llvm::AggressiveAntiDepBreaker::StartBlock().

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

• lib/CodeGen/AggressiveAntiDepBreaker.h
• lib/CodeGen/AggressiveAntiDepBreaker.cpp