162   bool SimplifyUncondBranch(BranchInst *BI, IRBuilder<> &Builder);
163   bool SimplifyCondBranch(BranchInst *BI, IRBuilder<> &Builder);
204 isProfitableToFoldUnconditional(BranchInst *SI1, BranchInst *SI2,  in isProfitableToFoldUnconditional()
313   BranchInst *BI = dyn_cast<BranchInst>(PBB->getTerminator());  in DominatesMergePoint()
630   } else if (BranchInst *BI = dyn_cast<BranchInst>(TI)) {  in EraseTerminatorInstAndDCECond()
653   } else if (BranchInst *BI = dyn_cast<BranchInst>(TI))  in isValueEqualityComparison()
684   BranchInst *BI = cast<BranchInst>(TI);  in GetValueEqualityComparisonCases()
773     if (isa<BranchInst>(TI)) {  in SimplifyEqualityComparisonWithOnlyPredecessor()
920   if (BranchInst *BI = dyn_cast<BranchInst>(TI)) {  in GetBranchWeights()
1138             BranchInst::Create(InfLoopBlock, InfLoopBlock);  in FoldValueComparisonIntoPredecessors()
1173 static bool HoistThenElseCodeToIf(BranchInst *BI,  in HoistThenElseCodeToIf()
1326 static bool SinkThenElseCodeToEnd(BranchInst *BI1) {  in SinkThenElseCodeToEnd()
1341   BranchInst *BI2 = dyn_cast<BranchInst>(BB2->getTerminator());  in SinkThenElseCodeToEnd()
1595 static bool SpeculativelyExecuteBB(BranchInst *BI, BasicBlock *ThenBB,  in SpeculativelyExecuteBB()
1779   BranchInst *BI = cast<BranchInst>(BB->getTerminator());  in BlockIsSimpleEnoughToThreadThrough()
1806 static bool FoldCondBranchOnPHI(BranchInst *BI, const DataLayout &DL) {  in FoldCondBranchOnPHI()
1856     BranchInst::Create(RealDest, EdgeBB);  in FoldCondBranchOnPHI()
1989   if (cast<BranchInst>(IfBlock1->getTerminator())->isConditional()) {  in FoldTwoEntryPHINode()
2003   if (cast<BranchInst>(IfBlock2->getTerminator())->isConditional()) {  in FoldTwoEntryPHINode()
2060 static bool SimplifyCondBranchToTwoReturns(BranchInst *BI,  in SimplifyCondBranchToTwoReturns()
2165 static bool extractPredSuccWeights(BranchInst *PBI, BranchInst *BI,  in extractPredSuccWeights()
2188 bool llvm::FoldBranchToCommonDest(BranchInst *BI, unsigned BonusInstThreshold) {  in FoldBranchToCommonDest()
2200       if (BranchInst *PBI = dyn_cast<BranchInst>(PB->getTerminator()))  in FoldBranchToCommonDest()
2276     BranchInst *PBI = dyn_cast<BranchInst>(PredBlock->getTerminator());  in FoldBranchToCommonDest()
2456       BranchInst *New_PBI = BranchInst::Create(TrueDest, PBI);  in FoldBranchToCommonDest()
2622   Value *PCond = cast<BranchInst>(PFB->getSinglePredecessor()->getTerminator())  in mergeConditionalStoreToAddress()
2624   Value *QCond = cast<BranchInst>(QFB->getSinglePredecessor()->getTerminator())  in mergeConditionalStoreToAddress()
2658 static bool mergeConditionalStores(BranchInst *PBI, BranchInst *QBI) {  in mergeConditionalStores()
2761 static bool SimplifyCondBranchToCondBranch(BranchInst *PBI, BranchInst *BI,  in SimplifyCondBranchToCondBranch()
2794         if ((PBI = dyn_cast<BranchInst>(P->getTerminator())) && PBI != BI &&  in SimplifyCondBranchToCondBranch()
2900     BranchInst::Create(InfLoopBlock, InfLoopBlock);  in SimplifyCondBranchToCondBranch()
3042       BranchInst *NewBI = Builder.CreateCondBr(Cond, TrueBB, FalseBB);  in SimplifyTerminatorOnSelect()
3251 static bool SimplifyBranchOnICmpChain(BranchInst *BI, IRBuilder<> &Builder,  in SimplifyBranchOnICmpChain()
3639   BranchInst::Create(UnwindDest, RI->getParent());  in mergeCleanupPad()
3668   SmallVector<BranchInst *, 8> CondBranchPreds;  in SimplifyReturn()
3672     if (BranchInst *BI = dyn_cast<BranchInst>(PTI)) {  in SimplifyReturn()
3704     BranchInst *BI = CondBranchPreds.pop_back_val();  in SimplifyReturn()
3778     if (auto *BI = dyn_cast<BranchInst>(TI)) {  in SimplifyUnreachable()
3942   BranchInst *NewBI = Builder.CreateCondBr(Cmp, ContiguousDest, OtherDest);  in TurnSwitchRangeIntoICmp()
4082   BranchInst *Branch = dyn_cast<BranchInst>(BB->getTerminator());  in FindPHIForConditionForwarding()
4744     User *PhiUser, BasicBlock *PhiBlock, BranchInst *RangeCheckBranch,  in reuseTableCompare()
4928   BranchInst *RangeCheckBranch = nullptr;  in SwitchToLookupTable()
5113     BranchInst::Create(IBI->getDestination(0), IBI);  in SimplifyIndirectBr()
5146 static bool TryToMergeLandingPad(LandingPadInst *LPad, BranchInst *BI,  in TryToMergeLandingPad()
5164     BranchInst *BI2 = dyn_cast<BranchInst>(I);  in TryToMergeLandingPad()
5202 bool SimplifyCFGOpt::SimplifyUncondBranch(BranchInst *BI,  in SimplifyUncondBranch()
5262 bool SimplifyCFGOpt::SimplifyCondBranch(BranchInst *BI, IRBuilder<> &Builder) {  in SimplifyCondBranch()
5301     auto *PBI = dyn_cast_or_null<BranchInst>(Dom->getTerminator());  in SimplifyCondBranch()
5363     if (BranchInst *PBI = dyn_cast<BranchInst>((*PI)->getTerminator()))  in SimplifyCondBranch()
5371       if (BranchInst *PBI = dyn_cast<BranchInst>(PrevBB->getTerminator()))  in SimplifyCondBranch()
5434         if (BranchInst *BI = dyn_cast<BranchInst>(T)) {  in removeUndefIntroducingPredecessor()
5493   if (BranchInst *BI = dyn_cast<BranchInst>(BB->getTerminator())) {  in run()