Lines Matching defs:UseOp

490   MachineOperand *UseOp = nullptr;
496       UseOp = &MO;
498   if (!UseOp)
500   MachineInstr &UseMI = *UseOp->getParent();
515     unsigned Src2 = UseOp->getOperandNo();
2062         for (MachineOperand &UseOp : MRI->use_operands(DstReg)) {
2063           unsigned SubReg = UseOp.getSubReg();
2064           if (UseOp.isUndef() || !SubReg)
2067               LI.getVNInfoAt(LIS->getInstructionIndex(*UseOp.getParent()));
2072             UseOp.setIsUndef(true);