322       if (!Op.isReg() || !Op.isUse() || Op.getReg() != Reg ||  in updateKillFlags()
375     if (!Op.isReg() || !Op.isDef())  in updateDeadsInRange()
500       if (!Op.isReg() || !DefRegs.count(Op))  in updateDeadsInRange()
584   if (SO.isReg()) {  in getCondTfrOpcode()
643   if (SrcOp.isReg()) {  in genCondTfrFor()
682       if (Op.isReg())  in split()
691   if (ST.isReg() && SF.isReg()) {  in split()
731     if (!Op.isReg() || !Op.isDef())  in isPredicable()
767       if (!Op.isReg() || !Op.isDef())  in getReachingDefForPred()
801     if (!Op.isReg())  in canMoveOver()
880     if (!MO.isReg() || !MO.isDef())  in predicateAt()
891     if (!MO.isReg() || !MO.isImplicit())  in predicateAt()
902     if (Op.isReg())  in predicateAt()
923       if (!Op.isReg() || RO != RegisterRef(Op))  in renameInRange()
994       if (!Op.isReg())  in predicate()
1082             if (Op.isReg())  in predicateInBlock()
1193     if (!S1.isReg() && !S2.isReg())  in coalesceSegments()
1222     if (S1.isReg()) {  in coalesceSegments()
1233     if (!Done && S2.isReg()) {  in coalesceSegments()
1283       if (Op.isReg() && Op.isUse())  in runOnMachineFunction()