lib/CodeGen/PHIElimination.cpp

424       MachineBasicBlock::iterator KillInst = opBlock.end();
429           KillInst = Term;
432       if (KillInst == opBlock.end()) {
437           KillInst = FirstTerm;
438           while (KillInst != opBlock.begin()) {
439             --KillInst;
440             if (KillInst->isDebugValue())
442             if (KillInst->readsRegister(SrcReg))
447           KillInst = prior(InsertPos);
450       assert(KillInst->readsRegister(SrcReg) && "Cannot find kill instruction");
453       LV->addVirtualRegisterKilled(SrcReg, KillInst);
484           MachineBasicBlock::iterator KillInst = opBlock.end();
489               KillInst = Term;
492           if (KillInst == opBlock.end()) {
497               KillInst = FirstTerm;
498               while (KillInst != opBlock.begin()) {
499                 --KillInst;
500                 if (KillInst->isDebugValue())
502                 if (KillInst->readsRegister(SrcReg))
507               KillInst = prior(InsertPos);
510           assert(KillInst->readsRegister(SrcReg) &&
513           SlotIndex LastUseIndex = LIS->getInstructionIndex(KillInst);