511     PHIInfo &PI = PHIs.back();  in canConvertIf()  local
513     for (unsigned i = 1; i != PI.PHI->getNumOperands(); i += 2) {  in canConvertIf()
514       if (PI.PHI->getOperand(i+1).getMBB() == TPred)  in canConvertIf()
515         PI.TReg = PI.PHI->getOperand(i).getReg();  in canConvertIf()
516       if (PI.PHI->getOperand(i+1).getMBB() == FPred)  in canConvertIf()
517         PI.FReg = PI.PHI->getOperand(i).getReg();  in canConvertIf()
519     assert(Register::isVirtualRegister(PI.TReg) && "Bad PHI");  in canConvertIf()
520     assert(Register::isVirtualRegister(PI.FReg) && "Bad PHI");  in canConvertIf()
523     if (!TII->canInsertSelect(*Head, Cond, PI.PHI->getOperand(0).getReg(),  in canConvertIf()
524                               PI.TReg, PI.FReg, PI.CondCycles, PI.TCycles,  in canConvertIf()
525                               PI.FCycles)) {  in canConvertIf()
526       LLVM_DEBUG(dbgs() << "Can't convert: " << *PI.PHI);  in canConvertIf()
615     PHIInfo &PI = PHIs[i];  in replacePHIInstrs()  local
616     LLVM_DEBUG(dbgs() << "If-converting " << *PI.PHI);  in replacePHIInstrs()
617     Register DstReg = PI.PHI->getOperand(0).getReg();  in replacePHIInstrs()
618     if (hasSameValue(*MRI, TII, PI.TReg, PI.FReg)) {  in replacePHIInstrs()
622           .addReg(PI.TReg);  in replacePHIInstrs()
624       TII->insertSelect(*Head, FirstTerm, HeadDL, DstReg, Cond, PI.TReg,  in replacePHIInstrs()
625                         PI.FReg);  in replacePHIInstrs()
628     PI.PHI->eraseFromParent();  in replacePHIInstrs()
629     PI.PHI = nullptr;  in replacePHIInstrs()
643     PHIInfo &PI = PHIs[i];  in rewritePHIOperands()  local
646     LLVM_DEBUG(dbgs() << "If-converting " << *PI.PHI);  in rewritePHIOperands()
647     if (hasSameValue(*MRI, TII, PI.TReg, PI.FReg)) {  in rewritePHIOperands()
650       DstReg = PI.TReg;  in rewritePHIOperands()
652       Register PHIDst = PI.PHI->getOperand(0).getReg();  in rewritePHIOperands()
655                          DstReg, Cond, PI.TReg, PI.FReg);  in rewritePHIOperands()
660     for (unsigned i = PI.PHI->getNumOperands(); i != 1; i -= 2) {  in rewritePHIOperands()
661       MachineBasicBlock *MBB = PI.PHI->getOperand(i-1).getMBB();  in rewritePHIOperands()
663         PI.PHI->getOperand(i-1).setMBB(Head);  in rewritePHIOperands()
664         PI.PHI->getOperand(i-2).setReg(DstReg);  in rewritePHIOperands()
666         PI.PHI->removeOperand(i-1);  in rewritePHIOperands()
667         PI.PHI->removeOperand(i-2);  in rewritePHIOperands()
670     LLVM_DEBUG(dbgs() << "          --> " << *PI.PHI);  in rewritePHIOperands()
930     SSAIfConv::PHIInfo &PI = IfConv.PHIs[i];  in shouldConvertIf()  local
931     unsigned Slack = TailTrace.getInstrSlack(*PI.PHI);  in shouldConvertIf()
932     unsigned MaxDepth = Slack + TailTrace.getInstrCycles(*PI.PHI).Depth;  in shouldConvertIf()
933     LLVM_DEBUG(dbgs() << "Slack " << Slack << ":\t" << *PI.PHI);  in shouldConvertIf()
936     unsigned CondDepth = adjCycles(BranchDepth, PI.CondCycles);  in shouldConvertIf()
949     unsigned TDepth = adjCycles(TBBTrace.getPHIDepth(*PI.PHI), PI.TCycles);  in shouldConvertIf()
962     unsigned FDepth = adjCycles(FBBTrace.getPHIDepth(*PI.PHI), PI.FCycles);  in shouldConvertIf()