Lines Matching refs:Def
360 SlotIndex Def = VNI->def;
361 LR.addSegment(LiveRange::Segment(Def, Def.getDeadSlot(), VNI));
513 SlotIndex Def = VNI->def;
514 LiveRange::iterator I = LI.FindSegmentContaining(Def);
521 if ((I == LI.begin() || std::prev(I)->end < Def) && !VNI->isPHIDef()) {
522 MachineInstr *MI = getInstructionFromIndex(Def);
527 if (I->end != Def.getDeadSlot())
533 LLVM_DEBUG(dbgs() << "Dead PHI at " << Def << " may separate interval\n");
537 MachineInstr *MI = getInstructionFromIndex(Def);
545 LLVM_DEBUG(dbgs() << "All defs dead: " << Def << '\t' << *MI);
1106 // Did we have a Def at OldIdx?
1133 // Is there an existing Def at NewIdx?
1241 // If the live-in value isn't killed here, then we have no Def at
1255 // Did we have a Def at OldIdx? If not we are done now.