254       MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB);
256       MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB);
258       MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB,
261       MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB,
270       MachineBasicBlock *FalseMBB, MachineBasicBlock *LandMBB);
927   MachineBasicBlock *FalseMBB = getFalseBranch(MBB, BranchMI);  in ifPatternMatch()  local
928   NumMatch += serialPatternMatch(FalseMBB);  in ifPatternMatch()
929   NumMatch += ifPatternMatch(FalseMBB);  in ifPatternMatch()
933   assert (!TrueMBB->succ_empty() || !FalseMBB->succ_empty());  in ifPatternMatch()
935   if (TrueMBB->succ_size() == 1 && FalseMBB->succ_size() == 1  in ifPatternMatch()
936     && *TrueMBB->succ_begin() == *FalseMBB->succ_begin()) {  in ifPatternMatch()
939   } else if (TrueMBB->succ_size() == 1 && *TrueMBB->succ_begin() == FalseMBB) {  in ifPatternMatch()
941     LandBlk = FalseMBB;  in ifPatternMatch()
942     FalseMBB = nullptr;  in ifPatternMatch()
943   } else if (FalseMBB->succ_size() == 1  in ifPatternMatch()
944              && *FalseMBB->succ_begin() == TrueMBB) {  in ifPatternMatch()
947     std::swap(TrueMBB, FalseMBB);  in ifPatternMatch()
949     LandBlk = FalseMBB;  in ifPatternMatch()
950     FalseMBB = nullptr;  in ifPatternMatch()
951   } else if (FalseMBB->succ_size() == 1  in ifPatternMatch()
952              && isSameloopDetachedContbreak(TrueMBB, FalseMBB)) {  in ifPatternMatch()
953     LandBlk = *FalseMBB->succ_begin();  in ifPatternMatch()
955     && isSameloopDetachedContbreak(FalseMBB, TrueMBB)) {  in ifPatternMatch()
958     return NumMatch + handleJumpintoIf(MBB, TrueMBB, FalseMBB);  in ifPatternMatch()
966       || (FalseMBB && FalseMBB->pred_size() > 1))) {  in ifPatternMatch()
967      Cloned += improveSimpleJumpintoIf(MBB, TrueMBB, FalseMBB, &LandBlk);  in ifPatternMatch()
975   if (FalseMBB && FalseMBB->pred_size() > 1) {  in ifPatternMatch()
976     FalseMBB = cloneBlockForPredecessor(FalseMBB, MBB);  in ifPatternMatch()
980   mergeIfthenelseBlock(BranchMI, MBB, TrueMBB, FalseMBB, LandBlk);  in ifPatternMatch()
1073     MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB) {  in handleJumpintoIf()  argument
1074   int Num = handleJumpintoIfImp(HeadMBB, TrueMBB, FalseMBB);  in handleJumpintoIf()
1078     Num = handleJumpintoIfImp(HeadMBB, FalseMBB, TrueMBB);  in handleJumpintoIf()
1084     MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB) {  in handleJumpintoIfImp()  argument
1094                     << FalseMBB->getNumber() << "\n";);  in handleJumpintoIfImp()
1099     if (singlePathTo(FalseMBB, DownBlk) == SinglePath_InPath) {  in handleJumpintoIfImp()
1103       Num += cloneOnSideEntryTo(HeadMBB, FalseMBB, DownBlk);  in handleJumpintoIfImp()
1123     MachineBasicBlock *FalseMBB, MachineBasicBlock *LandMBB, bool Detail) {  in showImproveSimpleJumpintoIf()  argument
1141   if (FalseMBB) {  in showImproveSimpleJumpintoIf()
1142     dbgs() << ", false = BB" << FalseMBB->getNumber() << " size = "  in showImproveSimpleJumpintoIf()
1143            << FalseMBB->size() << " numPred = " << FalseMBB->pred_size();  in showImproveSimpleJumpintoIf()
1146       FalseMBB->print(dbgs());  in showImproveSimpleJumpintoIf()
1165     MachineBasicBlock *TrueMBB, MachineBasicBlock *FalseMBB,  in improveSimpleJumpintoIf()  argument
1173          && (!FalseMBB || FalseMBB->succ_size() <= 1));  in improveSimpleJumpintoIf()
1175   if (TrueMBB == FalseMBB)  in improveSimpleJumpintoIf()
1179   MigrateFalse = needMigrateBlock(FalseMBB);  in improveSimpleJumpintoIf()
1189   if (!MigrateFalse && FalseMBB && FalseMBB->pred_size() > 1)  in improveSimpleJumpintoIf()
1194       showImproveSimpleJumpintoIf(HeadMBB, TrueMBB, FalseMBB, LandBlk, 0););  in improveSimpleJumpintoIf()
1310     migrateInstruction(FalseMBB, LandBlk, I);  in improveSimpleJumpintoIf()
1325       if (MBB != TrueMBB && MBB != FalseMBB)  in improveSimpleJumpintoIf()
1331       showImproveSimpleJumpintoIf(HeadMBB, TrueMBB, FalseMBB, LandBlk, 0););  in improveSimpleJumpintoIf()
1355     MachineBasicBlock *FalseMBB, MachineBasicBlock *LandMBB) {  in mergeIfthenelseBlock()  argument
1360              dbgs() << "{  "; if (FalseMBB) {  in mergeIfthenelseBlock()
1361                dbgs() << "BB" << FalseMBB->getNumber();  in mergeIfthenelseBlock()
1391   if (FalseMBB) {  in mergeIfthenelseBlock()
1393     MBB->splice(I, FalseMBB, FalseMBB->begin(),  in mergeIfthenelseBlock()
1394                    FalseMBB->end());  in mergeIfthenelseBlock()
1395     MBB->removeSuccessor(FalseMBB, true);  in mergeIfthenelseBlock()
1396     if (LandMBB && FalseMBB->succ_size() != 0)  in mergeIfthenelseBlock()
1397       FalseMBB->removeSuccessor(LandMBB, true);  in mergeIfthenelseBlock()
1398     retireBlock(FalseMBB);  in mergeIfthenelseBlock()
1399     MLI->removeBlock(FalseMBB);  in mergeIfthenelseBlock()
1405   if (LandMBB && TrueMBB && FalseMBB)  in mergeIfthenelseBlock()