559   Register SReg = findSurvivorReg(I, Candidates, 25, UseMI);  in scavengeRegister()  local
562   if (!isRegUsed(SReg)) {  in scavengeRegister()
563     LLVM_DEBUG(dbgs() << "Scavenged register: " << printReg(SReg, TRI) << "\n");  in scavengeRegister()
564     return SReg;  in scavengeRegister()
572     assert(SI.Reg != SReg && "scavenged a previously scavenged register");  in scavengeRegister()
576   ScavengedInfo &Scavenged = spill(SReg, *RC, SPAdj, I, UseMI);  in scavengeRegister()
580                     << printReg(SReg, TRI) << "\n");  in scavengeRegister()
582   return SReg;  in scavengeRegister()
673   Register SReg = RS.scavengeRegisterBackwards(RC, DefMI.getIterator(),  in scavengeVReg()  local
675   MRI.replaceRegWith(VReg, SReg);  in scavengeVReg()
677   return SReg;  in scavengeVReg()
713         Register SReg = scavengeVReg(MRI, RS, Reg, true);  in scavengeFrameVirtualRegsInBlock()  local
714         N->addRegisterKilled(SReg, &TRI, false);  in scavengeFrameVirtualRegsInBlock()
715         RS.setRegUsed(SReg);  in scavengeFrameVirtualRegsInBlock()
739         Register SReg = scavengeVReg(MRI, RS, Reg, false);  in scavengeFrameVirtualRegsInBlock()  local
740         I->addRegisterDead(SReg, &TRI, false);  in scavengeFrameVirtualRegsInBlock()