llvm::Combiner Class Reference

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

Collaboration diagram for llvm::Combiner:

Public Member Functions
	Combiner (CombinerInfo &CombinerInfo, const TargetPassConfig *TPC)
bool	combineMachineInstrs (MachineFunction &MF, GISelCSEInfo *CSEInfo)
	If CSEInfo is not null, then the Combiner will setup observer for CSEInfo and instantiate a CSEMIRBuilder. More...

Protected Attributes
CombinerInfo &	CInfo
MachineRegisterInfo *	MRI = nullptr
const TargetPassConfig *	TPC
std::unique_ptr< MachineIRBuilder >	Builder

Detailed Description

Definition at line 28 of file Combiner.h.

Constructor & Destructor Documentation

Combiner()

Combiner::Combiner	(	CombinerInfo &	CombinerInfo,
		const TargetPassConfig *	TPC
	)

Definition at line 82 of file Combiner.cpp.

Member Function Documentation

combineMachineInstrs()

bool Combiner::combineMachineInstrs	(	MachineFunction &	MF,
		GISelCSEInfo *	CSEInfo
	)

If CSEInfo is not null, then the Combiner will setup observer for CSEInfo and instantiate a CSEMIRBuilder.

Pass nullptr if CSE is not needed.

Definition at line 87 of file Combiner.cpp.

References llvm::GISelObserverWrapper::addObserver(), B, Builder, CInfo, llvm::CombinerInfo::combine(), llvm::dbgs(), llvm::GISelWorkList< N >::empty(), llvm::MachineInstr::eraseFromParentAndMarkDBGValuesForRemoval(), llvm::MachineFunctionProperties::FailedISel, llvm::MachineFunction::getName(), llvm::MachineFunction::getProperties(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunctionProperties::hasProperty(), llvm::GISelWorkList< N >::insert(), llvm::isTriviallyDead(), LLVM_DEBUG, MORE, MRI, llvm::GISelWorkList< N >::pop_back_val(), and llvm::post_order().

Member Data Documentation

Builder

std::unique_ptr<MachineIRBuilder> llvm::Combiner::Builder

protected

Definition at line 42 of file Combiner.h.

Referenced by combineMachineInstrs().

CInfo

CombinerInfo& llvm::Combiner::CInfo

protected

Definition at line 38 of file Combiner.h.

Referenced by combineMachineInstrs().

MRI

MachineRegisterInfo* llvm::Combiner::MRI = nullptr

protected

Definition at line 40 of file Combiner.h.

Referenced by combineMachineInstrs().

TPC

const TargetPassConfig* llvm::Combiner::TPC

protected

Definition at line 41 of file Combiner.h.

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

• include/llvm/CodeGen/GlobalISel/Combiner.h
• lib/CodeGen/GlobalISel/Combiner.cpp