88   MachineBasicBlock *Head;  member in __anonfc1f82480111::SSAIfConv
104   MachineBasicBlock *getTPred() const { return TBB == Tail ? Head : TBB; }  in getTPred()
107   MachineBasicBlock *getFPred() const { return FBB == Tail ? Head : FBB; }  in getFPred()
246       if (!DefMI || DefMI->getParent() != Head)  in canSpeculateInstrs()
275   MachineBasicBlock::iterator FirstTerm = Head->getFirstTerminator();  in findInsertionPoint()
276   MachineBasicBlock::iterator I = Head->end();  in findInsertionPoint()
277   MachineBasicBlock::iterator B = Head->begin();  in findInsertionPoint()
341   Head = MBB;  in canConvertIf()
344   if (Head->succ_size() != 2)  in canConvertIf()
346   MachineBasicBlock *Succ0 = Head->succ_begin()[0];  in canConvertIf()
347   MachineBasicBlock *Succ1 = Head->succ_begin()[1];  in canConvertIf()
364     DEBUG(dbgs() << "\nDiamond: BB#" << Head->getNumber()  in canConvertIf()
375     DEBUG(dbgs() << "\nTriangle: BB#" << Head->getNumber()  in canConvertIf()
389   if (TII->analyzeBranch(*Head, TBB, FBB, Cond)) {  in canConvertIf()
423     if (!TII->canInsertSelect(*Head, Cond, PI.TReg, PI.FReg,  in canConvertIf()
455   MachineBasicBlock::iterator FirstTerm = Head->getFirstTerminator();  in replacePHIInstrs()
456   assert(FirstTerm != Head->end() && "No terminators");  in replacePHIInstrs()
464     TII->insertSelect(*Head, FirstTerm, HeadDL, DstReg, Cond, PI.TReg, PI.FReg);  in replacePHIInstrs()
475   MachineBasicBlock::iterator FirstTerm = Head->getFirstTerminator();  in rewritePHIOperands()
476   assert(FirstTerm != Head->end() && "No terminators");  in rewritePHIOperands()
492       TII->insertSelect(*Head, FirstTerm, HeadDL,  in rewritePHIOperands()
501         PI.PHI->getOperand(i-1).setMBB(Head);  in rewritePHIOperands()
518   assert(Head && Tail && TBB && FBB && "Call canConvertIf first.");  in convertIf()
528     Head->splice(InsertionPoint, TBB, TBB->begin(), TBB->getFirstTerminator());  in convertIf()
530     Head->splice(InsertionPoint, FBB, FBB->begin(), FBB->getFirstTerminator());  in convertIf()
540   Head->removeSuccessor(TBB);  in convertIf()
541   Head->removeSuccessor(FBB, true);  in convertIf()
549   DebugLoc HeadDL = Head->getFirstTerminator()->getDebugLoc();  in convertIf()
550   TII->RemoveBranch(*Head);  in convertIf()
563   assert(Head->succ_empty() && "Additional head successors?");  in convertIf()
564   if (!ExtraPreds && Head->isLayoutSuccessor(Tail)) {  in convertIf()
567                  << " into head BB#" << Head->getNumber() << '\n');  in convertIf()
568     Head->splice(Head->end(), Tail,  in convertIf()
570     Head->transferSuccessorsAndUpdatePHIs(Tail);  in convertIf()
577     TII->InsertBranch(*Head, Tail, nullptr, EmptyCond, HeadDL);  in convertIf()
578     Head->addSuccessor(Tail);  in convertIf()
580   DEBUG(dbgs() << *Head);  in convertIf()
643   MachineDomTreeNode *HeadNode = DomTree->getNode(IfConv.Head);  in updateDomTree()
668   Traces->invalidate(IfConv.Head);  in invalidateTraces()
719   MachineTraceMetrics::Trace HeadTrace = MinInstr->getTrace(IfConv.Head);  in shouldConvertIf()
721       HeadTrace.getInstrCycles(*IfConv.Head->getFirstTerminator()).Depth;  in shouldConvertIf()