Lines Matching defs:PHI

446     // PHI instructions has been processed before.
450       LLVM_DEBUG(dbgs() << "Found one Non-PHI use in "
455       LLVM_DEBUG(dbgs() << "Found " << Uses.size() << " Non-PHI uses in "
463     // Mark Reg alive through the block if this is a PHI incoming block
510   // Insert a new PHI, marking the value from the THEN region being
516   MachineInstrBuilder PHI = BuildMI(*Flow, Flow->getFirstNonPHI(), DebugLoc(),
517                                     TII->get(TargetOpcode::PHI), NewReg);
520       PHI.addReg(Reg).addMBB(Pred);
522       PHI.addReg(UndefReg, RegState::Undef).addMBB(Pred);
563   // Insert a new PHI, marking the value from the last loop iteration undef.
579   MachineInstrBuilder PHI =
581               TII->get(TargetOpcode::PHI), NewReg);
584       PHI.addReg(UndefReg, RegState::Undef).addMBB(Pred);
586       PHI.addReg(Reg).addMBB(Pred);