388                                    BBE = BB->getFirstNonPHI();  in generateExistingPhis()
556           BuildMI(*NewBB, NewBB->getFirstNonPHI(), DebugLoc(),  in generateExistingPhis()
626   for (MachineBasicBlock::iterator BBI = BB->getFirstNonPHI(),  in generatePhis()
695             BuildMI(*NewBB, NewBB->getFirstNonPHI(), DebugLoc(),  in generatePhis()
1327   for (auto I = BB->getFirstNonPHI(); I != FirstMI->getIterator();) {  in rewrite()
1350   for (auto MI = BB->getFirstNonPHI(); MI != BB->end(); ++MI) {  in rewrite()
1515   BuildMI(*BB, BB->getFirstNonPHI(), DebugLoc(), TII->get(TargetOpcode::PHI), R)  in phi()
1617        I != std::next(MB->getFirstNonPHI()->getReverseIterator());) {  in filterInstructions()
1645   auto InsertPt = DestBB->getFirstNonPHI();  in moveStageBetweenBlocks()
1648            llvm::make_range(SourceBB->getFirstNonPHI(), SourceBB->end()))) {  in moveStageBetweenBlocks()
1658         MachineInstr *NI = BuildMI(*DestBB, DestBB->getFirstNonPHI(),  in moveStageBetweenBlocks()
1692   InsertPt = DestBB->getFirstNonPHI();  in moveStageBetweenBlocks()
1709   for (auto I = DestBB->getFirstNonPHI(); I != DestBB->end(); ++I) {  in moveStageBetweenBlocks()
1845          I != std::next(B->getFirstNonPHI()->getReverseIterator());) {  in peelPrologAndEpilogs()
2055   for (auto NI = BB->getFirstNonPHI(); NI != BB->end(); ++NI) {  in validateAgainstModuloScheduleExpander()
2440     BuildMI(*NewKernel, NewKernel->getFirstNonPHI(), DebugLoc(),  in generatePhi()
2483     BuildMI(*NewExit, NewExit->getFirstNonPHI(), DebugLoc(),  in mergeRegUsesAfterPipeline()
2504       BuildMI(*NewPreheader, NewPreheader->getFirstNonPHI(), Phi->getDebugLoc(),  in mergeRegUsesAfterPipeline()