diff options
Diffstat (limited to 'lib/CodeGen/LiveIntervalAnalysis.cpp')
| -rw-r--r-- | lib/CodeGen/LiveIntervalAnalysis.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp index 8c7fa1b1ac..cb08fe759f 100644 --- a/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -399,6 +399,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (mi->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || mi->getOpcode() == TargetInstrInfo::INSERT_SUBREG || + mi->getOpcode() == TargetInstrInfo::SUBREG_TO_REG || tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = mi; // Earlyclobbers move back one. @@ -556,6 +557,7 @@ void LiveIntervals::handleVirtualRegisterDef(MachineBasicBlock *mbb, unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (mi->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || mi->getOpcode() == TargetInstrInfo::INSERT_SUBREG || + mi->getOpcode() == TargetInstrInfo::SUBREG_TO_REG || tii_->isMoveInstr(*mi, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = mi; ValNo = interval.getNextValue(defIndex, CopyMI, VNInfoAllocator); @@ -658,6 +660,7 @@ void LiveIntervals::handleRegisterDef(MachineBasicBlock *MBB, unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; if (MI->getOpcode() == TargetInstrInfo::EXTRACT_SUBREG || MI->getOpcode() == TargetInstrInfo::INSERT_SUBREG || + MI->getOpcode() == TargetInstrInfo::SUBREG_TO_REG || tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) CopyMI = MI; handlePhysicalRegisterDef(MBB, MI, MIIdx, MO, @@ -855,7 +858,8 @@ unsigned LiveIntervals::getVNInfoSourceReg(const VNInfo *VNI) const { if (TargetRegisterInfo::isPhysicalRegister(Reg)) Reg = tri_->getSubReg(Reg, VNI->copy->getOperand(2).getImm()); return Reg; - } else if (VNI->copy->getOpcode() == TargetInstrInfo::INSERT_SUBREG) + } else if (VNI->copy->getOpcode() == TargetInstrInfo::INSERT_SUBREG || + VNI->copy->getOpcode() == TargetInstrInfo::SUBREG_TO_REG) return VNI->copy->getOperand(2).getReg(); unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; |