if (isSourceDefinedByImplicitDef(MPhi, MRI))
// If all sources of a PHI node are implicit_def, just emit an
// implicit_def instead of a copy.
- BuildMI(MBB, AfterPHIsIt,
+ BuildMI(MBB, AfterPHIsIt, MPhi->getDebugLoc(),
TII->get(TargetInstrInfo::IMPLICIT_DEF), DestReg);
else {
IncomingReg = MF.getRegInfo().createVirtualRegister(RC);
}
// Update live variable information if there is any.
- LiveVariables *LV = getAnalysisToUpdate<LiveVariables>();
+ LiveVariables *LV = getAnalysisIfAvailable<LiveVariables>();
if (LV) {
MachineInstr *PHICopy = prior(AfterPHIsIt);