llvm::Combiner Class Reference

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

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.

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

Detailed Description

Definition at line 26 of file Combiner.h.

Constructor & Destructor Documentation

Combiner()

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

Definition at line 93 of file Combiner.cpp.

References Info.

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 98 of file Combiner.cpp.

References llvm::GISelObserverWrapper::addObserver(), assert(), B, Builder, CInfo, llvm::CombinerInfo::combine(), llvm::dbgs(), llvm::GISelWorkList< N >::deferred_insert(), E, llvm::GISelWorkList< N >::empty(), llvm::errs(), llvm::MachineFunctionProperties::FailedISel, llvm::GISelWorkList< N >::finalize(), llvm::MachineFunction::getName(), llvm::MachineFunction::getProperties(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunctionProperties::hasProperty(), llvm::isTriviallyDead(), LLVM_DEBUG, llvm::make_early_inc_range(), MBB, MORE, MRI, llvm::GISelWorkList< N >::pop_back_val(), llvm::post_order(), llvm::reverse(), llvm::salvageDebugInfo(), and llvm::GISelCSEInfo::verify().

Member Data Documentation

Builder

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

protected

Definition at line 40 of file Combiner.h.

Referenced by combineMachineInstrs().

CInfo

CombinerInfo& llvm::Combiner::CInfo

protected

Definition at line 36 of file Combiner.h.

Referenced by combineMachineInstrs().

MRI

MachineRegisterInfo* llvm::Combiner::MRI = nullptr

protected

Definition at line 38 of file Combiner.h.

Referenced by combineMachineInstrs().

TPC

const TargetPassConfig* llvm::Combiner::TPC

protected

Definition at line 39 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