905       const Instruction *UI = cast<Instruction>(U);  in canMergeBlocks()  local
906       if (UI->getParent() != DestBB || !isa<PHINode>(UI))  in canMergeBlocks()
911       if (UI->getParent() == DestBB) {  in canMergeBlocks()
912         if (const PHINode *UPN = dyn_cast<PHINode>(UI))  in canMergeBlocks()
1222   for (Value::user_iterator UI = CI->user_begin(), E = CI->user_end();  in SinkCast()  local
1223        UI != E; ) {  in SinkCast()
1224     Use &TheUse = UI.getUse();  in SinkCast()
1225     Instruction *User = cast<Instruction>(*UI);  in SinkCast()
1235     ++UI;  in SinkCast()
1599   for (Value::user_iterator UI = Cmp->user_begin(), E = Cmp->user_end();  in sinkCmpExpression()  local
1600        UI != E; ) {  in sinkCmpExpression()
1601     Use &TheUse = UI.getUse();  in sinkCmpExpression()
1602     Instruction *User = cast<Instruction>(*UI);  in sinkCmpExpression()
1605     ++UI;  in sinkCmpExpression()
1797   for (Value::user_iterator UI = AndI->user_begin(), E = AndI->user_end();  in sinkAndCmp0Expression()  local
1798        UI != E; ) {  in sinkAndCmp0Expression()
1799     Use &TheUse = UI.getUse();  in sinkAndCmp0Expression()
1800     Instruction *User = cast<Instruction>(*UI);  in sinkAndCmp0Expression()
1803     ++UI;  in sinkAndCmp0Expression()
1948   for (Value::user_iterator UI = ShiftI->user_begin(), E = ShiftI->user_end();  in OptimizeExtractBits()  local
1949        UI != E;) {  in OptimizeExtractBits()
1950     Use &TheUse = UI.getUse();  in OptimizeExtractBits()
1951     Instruction *User = cast<Instruction>(*UI);  in OptimizeExtractBits()
1953     ++UI;  in OptimizeExtractBits()
5684     const Instruction *UI = cast<Instruction>(U);  in hasSameExtUse()  local
5685     if ((IsSExt && !isa<SExtInst>(UI)) || (!IsSExt && !isa<ZExtInst>(UI)))  in hasSameExtUse()
5687     Type *CurTy = UI->getType();  in hasSameExtUse()
6366     Instruction *UI = cast<Instruction>(U);  in optimizeExtUses()  local
6369     BasicBlock *UserBB = UI->getParent();  in optimizeExtUses()
6379     Instruction *UI = cast<Instruction>(U);  in optimizeExtUses()  local
6380     BasicBlock *UserBB = UI->getParent();  in optimizeExtUses()
6384     if (isa<PHINode>(UI) || isa<LoadInst>(UI) || isa<StoreInst>(UI))  in optimizeExtUses()
6974     auto *UI = cast<Instruction>(U->get());  in tryToSinkFreeOperands()  local
6975     if (isa<PHINode>(UI))  in tryToSinkFreeOperands()
6977     if (UI->getParent() == TargetBB) {  in tryToSinkFreeOperands()
6978       if (InstOrdering[UI] < InstOrdering[InsertPoint])  in tryToSinkFreeOperands()
6979         InsertPoint = UI;  in tryToSinkFreeOperands()
6988     auto *UI = cast<Instruction>(U->get());  in tryToSinkFreeOperands()  local
6989     Instruction *NI = UI->clone();  in tryToSinkFreeOperands()
6990     NewInstructions[UI] = NI;  in tryToSinkFreeOperands()
6991     MaybeDead.insert(UI);  in tryToSinkFreeOperands()
6992     LLVM_DEBUG(dbgs() << "Sinking " << *UI << " to user " << *I << "\n");  in tryToSinkFreeOperands()
7770     auto *UI = cast<Instruction>(Usr);  in tryUnmergingGEPsAcrossIndirectBr()  local
7772     if (UI->getParent() == SrcBlock)  in tryUnmergingGEPsAcrossIndirectBr()
7852     Instruction *UI = dyn_cast<Instruction>(U);  in optimizeBranch()  local
7854     if (!UI ||  in optimizeBranch()
7855         (UI->getParent() != Branch->getParent() &&  in optimizeBranch()
7856          UI->getParent() != Branch->getSuccessor(0) &&  in optimizeBranch()
7857          UI->getParent() != Branch->getSuccessor(1)) ||  in optimizeBranch()
7858         (UI->getParent() != Branch->getParent() &&  in optimizeBranch()
7859          !UI->getParent()->getSinglePredecessor()))  in optimizeBranch()
7863         match(UI, m_Shr(m_Specific(X), m_SpecificInt(CmpC.logBase2())))) {  in optimizeBranch()
7865       if (UI->getParent() != Branch->getParent())  in optimizeBranch()
7866         UI->moveBefore(Branch);  in optimizeBranch()
7867       Value *NewCmp = Builder.CreateCmp(ICmpInst::ICMP_EQ, UI,  in optimizeBranch()
7868                                         ConstantInt::get(UI->getType(), 0));  in optimizeBranch()
7875         (match(UI, m_Add(m_Specific(X), m_SpecificInt(-CmpC))) ||  in optimizeBranch()
7876          match(UI, m_Sub(m_Specific(X), m_SpecificInt(CmpC))))) {  in optimizeBranch()
7878       if (UI->getParent() != Branch->getParent())  in optimizeBranch()
7879         UI->moveBefore(Branch);  in optimizeBranch()
7880       Value *NewCmp = Builder.CreateCmp(Cmp->getPredicate(), UI,  in optimizeBranch()
7881                                         ConstantInt::get(UI->getType(), 0));  in optimizeBranch()