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AMDGPU: Handle flat in getMemOpBaseRegImmOfs
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Authored by arsenm on May 23 2016, 5:17 PM.

Reviewers

• tstellarAMD

Summary

It can still report the base register, and the uses give up when it fails

arsenm retitled this revision from to AMDGPU: Handle flat in getMemOpBaseRegImmOfs.

arsenm updated this object.

arsenm added a subscriber: llvm-commits.

LGTM.

This revision is now accepted and ready to land.May 25 2016, 9:35 AM

r271575

Path

Size

lib/

Target/

AMDGPU/

7 lines

Show First 20 Lines • Show All 281 Lines • ▼ Show 20 Lines	if (isSMRD(*LdSt)) {

const MachineOperand SBaseReg = getNamedOperand(LdSt,		const MachineOperand SBaseReg = getNamedOperand(LdSt,
AMDGPU::OpName::sbase);		AMDGPU::OpName::sbase);
BaseReg = SBaseReg->getReg();		BaseReg = SBaseReg->getReg();
Offset = OffsetImm->getImm();		Offset = OffsetImm->getImm();
return true;		return true;
}		}

		if (isFLAT(*LdSt)) {
		const MachineOperand AddrReg = getNamedOperand(LdSt, AMDGPU::OpName::addr);
		BaseReg = AddrReg->getReg();
		Offset = 0;
		return true;
		}

return false;		return false;
}		}

bool SIInstrInfo::shouldClusterMemOps(MachineInstr *FirstLdSt,		bool SIInstrInfo::shouldClusterMemOps(MachineInstr *FirstLdSt,
MachineInstr *SecondLdSt,		MachineInstr *SecondLdSt,
unsigned NumLoads) const {		unsigned NumLoads) const {
const MachineOperand *FirstDst = nullptr;		const MachineOperand *FirstDst = nullptr;
const MachineOperand *SecondDst = nullptr;		const MachineOperand *SecondDst = nullptr;
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