398                          unsigned AntiDepReg,  in findSuitableFreeRegister()  argument
406     if (NewReg == AntiDepReg) continue;  in findSuitableFreeRegister()
417     assert(((KillIndices[AntiDepReg] == ~0u) != (DefIndices[AntiDepReg] == ~0u))  in findSuitableFreeRegister()
423         KillIndices[AntiDepReg] > DefIndices[NewReg])  in findSuitableFreeRegister()
557     unsigned AntiDepReg = 0;  in BreakAntiDependencies()  local
564           AntiDepReg = Edge->getReg();  in BreakAntiDependencies()
565           assert(AntiDepReg != 0 && "Anti-dependence on reg0?");  in BreakAntiDependencies()
566           if (!MRI.isAllocatable(AntiDepReg))  in BreakAntiDependencies()
568             AntiDepReg = 0;  in BreakAntiDependencies()
569           else if (KeepRegs.test(AntiDepReg))  in BreakAntiDependencies()
572             AntiDepReg = 0;  in BreakAntiDependencies()
584                       ? (P.getKind() != SDep::Anti || P.getReg() != AntiDepReg)  in BreakAntiDependencies()
586                          P.getReg() == AntiDepReg)) {  in BreakAntiDependencies()
587                 AntiDepReg = 0;  in BreakAntiDependencies()
611       AntiDepReg = 0;  in BreakAntiDependencies()
612     else if (AntiDepReg) {  in BreakAntiDependencies()
622         if (MO.isUse() && TRI->regsOverlap(AntiDepReg, Reg)) {  in BreakAntiDependencies()
623           AntiDepReg = 0;  in BreakAntiDependencies()
626         if (MO.isDef() && Reg != AntiDepReg)  in BreakAntiDependencies()
633     const TargetRegisterClass *RC = AntiDepReg != 0 ? Classes[AntiDepReg]  in BreakAntiDependencies()
635     assert((AntiDepReg == 0 || RC != nullptr) &&  in BreakAntiDependencies()
638       AntiDepReg = 0;  in BreakAntiDependencies()
644     if (AntiDepReg != 0) {  in BreakAntiDependencies()
647         Range = RegRefs.equal_range(AntiDepReg);  in BreakAntiDependencies()
649                                                      AntiDepReg,  in BreakAntiDependencies()
650                                                      LastNewReg[AntiDepReg],  in BreakAntiDependencies()
653                           << printReg(AntiDepReg, TRI) << " with "  in BreakAntiDependencies()
654                           << RegRefs.count(AntiDepReg) << " references"  in BreakAntiDependencies()
668                           AntiDepReg, NewReg);  in BreakAntiDependencies()
674         Classes[NewReg] = Classes[AntiDepReg];  in BreakAntiDependencies()
675         DefIndices[NewReg] = DefIndices[AntiDepReg];  in BreakAntiDependencies()
676         KillIndices[NewReg] = KillIndices[AntiDepReg];  in BreakAntiDependencies()
681         Classes[AntiDepReg] = nullptr;  in BreakAntiDependencies()
682         DefIndices[AntiDepReg] = KillIndices[AntiDepReg];  in BreakAntiDependencies()
683         KillIndices[AntiDepReg] = ~0u;  in BreakAntiDependencies()
684         assert(((KillIndices[AntiDepReg] == ~0u) !=  in BreakAntiDependencies()
685                 (DefIndices[AntiDepReg] == ~0u)) &&  in BreakAntiDependencies()
688         RegRefs.erase(AntiDepReg);  in BreakAntiDependencies()
689         LastNewReg[AntiDepReg] = NewReg;  in BreakAntiDependencies()