389                                    BBE = BB->getFirstNonPHI();  in generateExistingPhis()
563           BuildMI(*NewBB, NewBB->getFirstNonPHI(), DebugLoc(),  in generateExistingPhis()
638   for (MachineBasicBlock::iterator BBI = BB->getFirstNonPHI(),  in generatePhis()
707             BuildMI(*NewBB, NewBB->getFirstNonPHI(), DebugLoc(),  in generatePhis()
1346   for (auto I = BB->getFirstNonPHI(); I != FirstMI->getIterator();) {  in rewrite()
1369   for (auto MI = BB->getFirstNonPHI(); MI != BB->end(); ++MI) {  in rewrite()
1534   BuildMI(*BB, BB->getFirstNonPHI(), DebugLoc(), TII->get(TargetOpcode::PHI), R)  in phi()
1636        I != std::next(MB->getFirstNonPHI()->getReverseIterator());) {  in filterInstructions()
1664   auto InsertPt = DestBB->getFirstNonPHI();  in moveStageBetweenBlocks()
1667            llvm::make_range(SourceBB->getFirstNonPHI(), SourceBB->end()))) {  in moveStageBetweenBlocks()
1677         MachineInstr *NI = BuildMI(*DestBB, DestBB->getFirstNonPHI(),  in moveStageBetweenBlocks()
1711   InsertPt = DestBB->getFirstNonPHI();  in moveStageBetweenBlocks()
1728   for (auto I = DestBB->getFirstNonPHI(); I != DestBB->end(); ++I) {  in moveStageBetweenBlocks()
1864          I != std::next(B->getFirstNonPHI()->getReverseIterator());) {  in peelPrologAndEpilogs()
2074   for (auto NI = BB->getFirstNonPHI(); NI != BB->end(); ++NI) {  in validateAgainstModuloScheduleExpander()
2468         BuildMI(*NewKernel, NewKernel->getFirstNonPHI(), DebugLoc(),  in generatePhi()
2513         BuildMI(*NewExit, NewExit->getFirstNonPHI(), DebugLoc(),  in mergeRegUsesAfterPipeline()
2538           BuildMI(*NewPreheader, NewPreheader->getFirstNonPHI(),  in mergeRegUsesAfterPipeline()