620       MachineInstr* DefMI = MRI->getVRegDef(Reg);  in formWebs()  local
621       assert(SwapMap.contains(DefMI) &&  in formWebs()
623       int DefIdx = SwapMap[DefMI];  in formWebs()
631       LLVM_DEBUG(DefMI->dump());  in formWebs()
725       MachineInstr *DefMI = MRI->getVRegDef(UseReg);  in recordUnoptimizableWebs()  local
726       Register DefReg = DefMI->getOperand(0).getReg();  in recordUnoptimizableWebs()
727       int DefIdx = SwapMap[DefMI];  in recordUnoptimizableWebs()
737         LLVM_DEBUG(DefMI->dump());  in recordUnoptimizableWebs()
756           LLVM_DEBUG(DefMI->dump());  in recordUnoptimizableWebs()
802         MachineInstr *DefMI = MRI->getVRegDef(UseReg);  in markSwapsForRemoval()  local
803         int DefIdx = SwapMap[DefMI];  in markSwapsForRemoval()
807         LLVM_DEBUG(DefMI->dump());  in markSwapsForRemoval()