Lines Matching defs:Preheader

176   MachineBasicBlock *Preheader = ML->getLoopPreheader();
179   if (!Preheader)
182   Start = SearchForStart(Preheader);
188   if (Preheader->isLiveIn(PPC::CTR) || Preheader->isLiveIn(PPC::CTR8))
195        I != Preheader->instr_rend(); ++I)
206        I != Preheader->instr_end(); ++I)
245   MachineBasicBlock *Preheader = Start->getParent();
247   assert((Preheader && Exiting) &&
248          "Preheader and exiting should exist for CTR loop!");
266   PHIMIB.addReg(Start->getOperand(0).getReg()).addMBB(Preheader);
279     // Preheader and the other one is loop latch Exiting. In hardware loop
296         assert(P == Preheader &&
322   MachineBasicBlock *Preheader = Start->getParent();
325   (void)Preheader;
326   assert((Preheader && Exiting) &&
327          "Preheader and exiting should exist for CTR loop!");