201     bool ValidTriangle(BBInfo &TrueBBI, BBInfo &FalseBBI,
204     bool ValidDiamond(BBInfo &TrueBBI, BBInfo &FalseBBI,
504 bool IfConverter::ValidTriangle(BBInfo &TrueBBI, BBInfo &FalseBBI,  in ValidTriangle()  argument
540   return TExit && TExit == FalseBBI.BB;  in ValidTriangle()
545 bool IfConverter::ValidDiamond(BBInfo &TrueBBI, BBInfo &FalseBBI,  in ValidDiamond()  argument
549       FalseBBI.IsBeingAnalyzed || FalseBBI.IsDone)  in ValidDiamond()
553   MachineBasicBlock *FT = FalseBBI.TrueBB;  in ValidDiamond()
557   if (!FT && blockAlwaysFallThrough(FalseBBI))  in ValidDiamond()
558     FT = getNextBlock(FalseBBI.BB);  in ValidDiamond()
561   if (!TT && (TrueBBI.IsBrAnalyzable || FalseBBI.IsBrAnalyzable))  in ValidDiamond()
563   if  (TrueBBI.BB->pred_size() > 1 || FalseBBI.BB->pred_size() > 1)  in ValidDiamond()
567   if (TrueBBI.FalseBB || FalseBBI.FalseBB ||  in ValidDiamond()
568       (TrueBBI.ClobbersPred && FalseBBI.ClobbersPred))  in ValidDiamond()
573   MachineBasicBlock::iterator FIB = FalseBBI.BB->begin();  in ValidDiamond()
575   MachineBasicBlock::iterator FIE = FalseBBI.BB->end();  in ValidDiamond()
607   if (!TrueBBI.BB->succ_empty() || !FalseBBI.BB->succ_empty()) {  in ValidDiamond()
863     BBInfo &FalseBBI = BBAnalysis[BBI.FalseBB->getNumber()];  in AnalyzeBlock()  local
865     if (TrueBBI.IsDone && FalseBBI.IsDone) {  in AnalyzeBlock()
879     bool FNeedSub = !FalseBBI.Predicate.empty();  in AnalyzeBlock()
884     if (CanRevCond && ValidDiamond(TrueBBI, FalseBBI, Dups, Dups2) &&  in AnalyzeBlock()
887                            *FalseBBI.BB, (FalseBBI.NonPredSize - (Dups + Dups2) +  in AnalyzeBlock()
888                                         FalseBBI.ExtraCost),FalseBBI.ExtraCost2,  in AnalyzeBlock()
891         FeasibilityAnalysis(FalseBBI, RevCond)) {  in AnalyzeBlock()
905     if (ValidTriangle(TrueBBI, FalseBBI, false, Dups, Prediction) &&  in AnalyzeBlock()
921     if (ValidTriangle(TrueBBI, FalseBBI, true, Dups, Prediction) &&  in AnalyzeBlock()
948       if (ValidTriangle(FalseBBI, TrueBBI, false, Dups,  in AnalyzeBlock()
950           MeetIfcvtSizeLimit(*FalseBBI.BB,  in AnalyzeBlock()
951                              FalseBBI.NonPredSize + FalseBBI.ExtraCost,  in AnalyzeBlock()
952                              FalseBBI.ExtraCost2, Prediction.getCompl()) &&  in AnalyzeBlock()
953           FeasibilityAnalysis(FalseBBI, RevCond, true)) {  in AnalyzeBlock()
959       if (ValidTriangle(FalseBBI, TrueBBI, true, Dups,  in AnalyzeBlock()
961           MeetIfcvtSizeLimit(*FalseBBI.BB,  in AnalyzeBlock()
962                              FalseBBI.NonPredSize + FalseBBI.ExtraCost,  in AnalyzeBlock()
963                            FalseBBI.ExtraCost2, Prediction.getCompl()) &&  in AnalyzeBlock()
964         FeasibilityAnalysis(FalseBBI, RevCond, true, true)) {  in AnalyzeBlock()
970       if (ValidSimple(FalseBBI, Dups, Prediction.getCompl()) &&  in AnalyzeBlock()
971           MeetIfcvtSizeLimit(*FalseBBI.BB,  in AnalyzeBlock()
972                              FalseBBI.NonPredSize + FalseBBI.ExtraCost,  in AnalyzeBlock()
973                              FalseBBI.ExtraCost2, Prediction.getCompl()) &&  in AnalyzeBlock()
974           FeasibilityAnalysis(FalseBBI, RevCond)) {  in AnalyzeBlock()
1113   BBInfo &FalseBBI = BBAnalysis[BBI.FalseBB->getNumber()];  in IfConvertSimple()  local
1115   BBInfo *NextBBI = &FalseBBI;  in IfConvertSimple()
1199   BBInfo &FalseBBI = BBAnalysis[BBI.FalseBB->getNumber()];  in IfConvertTriangle()  local
1201   BBInfo *NextBBI = &FalseBBI;  in IfConvertTriangle()
1347   BBInfo &FalseBBI = BBAnalysis[BBI.FalseBB->getNumber()];  in IfConvertDiamond()  local
1352       TailBB = FalseBBI.TrueBB;  in IfConvertDiamond()
1356   if (TrueBBI.IsDone || FalseBBI.IsDone ||  in IfConvertDiamond()
1358       FalseBBI.BB->pred_size() > 1) {  in IfConvertDiamond()
1362     FalseBBI.IsAnalyzed = false;  in IfConvertDiamond()
1366   if (TrueBBI.BB->hasAddressTaken() || FalseBBI.BB->hasAddressTaken())  in IfConvertDiamond()
1374   BBInfo *BBI2 = &FalseBBI;  in IfConvertDiamond()
1383   if (TrueBBI.ClobbersPred && !FalseBBI.ClobbersPred)  in IfConvertDiamond()
1385   else if (TrueBBI.ClobbersPred == FalseBBI.ClobbersPred) {  in IfConvertDiamond()
1386     if (TrueBBI.NonPredSize > FalseBBI.NonPredSize)  in IfConvertDiamond()
1584   BBI.IsDone = TrueBBI.IsDone = FalseBBI.IsDone = true;  in IfConvertDiamond()