Lines Matching defs:Def
1052 // instruction. Examine each def operand for such references;
1339 MachineInstr *Def = MRI->getVRegDef(MO->getReg());
1340 LoopFeederPhi.insert(std::make_pair(MO->getReg(), Def));
1400 MachineInstr *Def = MRI->getVRegDef(Reg);
1401 if (!Def)
1406 if (Def->isPHI() && !phiMayWrapOrUnderflow(Def, EndVal, Def->getParent(),
1409 if (Def->isCopy() && !loopCountMayWrapOrUnderFlow(&(Def->getOperand(1)),
1410 EndVal, Def->getParent(),
1453 if (!Def->isCopy() && !Def->isPHI())
1686 // %vreg140<def> = FCMPUGT32_rr %vreg138, %vreg139, %USR<imp-use>
