llvm::PBQPBuilderWithCoalescing Class Reference

Extended builder which adds coalescing constraints to a problem. More...

#include <RegAllocPBQP.h>

Inheritance diagram for llvm::PBQPBuilderWithCoalescing:

Collaboration diagram for llvm::PBQPBuilderWithCoalescing:

List of all members.

Public Member Functions
std::unique_ptr< PBQPRAProblem >	build (MachineFunction *mf, const LiveIntervals *lis, const MachineBlockFrequencyInfo *mbfi, const RegSet &vregs) override

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Detailed Description

Extended builder which adds coalescing constraints to a problem.

Definition at line 141 of file RegAllocPBQP.h.

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Member Function Documentation

std::unique_ptr< PBQPRAProblem > PBQPBuilderWithCoalescing::build	(	MachineFunction *	mf,
		const LiveIntervals *	lis,
		const MachineBlockFrequencyInfo *	mbfi,
		const RegSet &	vregs
	)		[override, virtual]

Build a PBQP instance to represent the register allocation problem for the given MachineFunction.

Reimplemented from llvm::PBQPBuilder.

Definition at line 313 of file RegAllocPBQP.cpp.

References llvm::dbgs(), DEBUG, llvm::CoalescerPair::getDstReg(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::LiveIntervals::getSpillWeight(), llvm::TargetMachine::getSubtargetImpl(), llvm::MachineFunction::getTarget(), llvm::SmallVectorTemplateCommon< T, typename >::size(), and std::swap().

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

• RegAllocPBQP.h
• RegAllocPBQP.cpp