73     RK.WasOn = getUnderlyingObject(RK.WasOn);  in canonicalizedKnowledge()
76     Value *V = RK.WasOn->stripInBoundsOffsets([&](const Value *Strip) {  in canonicalizedKnowledge()
82     RK.WasOn = V;  in canonicalizedKnowledge()
89         RK.WasOn, Offset, M->getDataLayout(), /*AllowNonInBounds*/ false);  in canonicalizedKnowledge()
93     RK.WasOn = V;  in canonicalizedKnowledge()
115     if (!InstBeingRemoved || !RK.WasOn)  in tryToPreserveWithoutAddingAssume()
120         RK.WasOn, {RK.AttrKind}, AC,  in tryToPreserveWithoutAddingAssume()
146     if (!RK.WasOn)  in isKnowledgeWorthPreserving()
148     if (RK.WasOn->getType()->isPointerTy()) {  in isKnowledgeWorthPreserving()
149       Value *UnderlyingPtr = getUnderlyingObject(RK.WasOn);  in isKnowledgeWorthPreserving()
153     if (auto *Arg = dyn_cast<Argument>(RK.WasOn)) {  in isKnowledgeWorthPreserving()
160     if (auto *Inst = dyn_cast<Instruction>(RK.WasOn))  in isKnowledgeWorthPreserving()
162         if (RK.WasOn->use_empty())  in isKnowledgeWorthPreserving()
164         Use *SingleUse = RK.WasOn->getSingleUndroppableUse();  in isKnowledgeWorthPreserving()
179     MapKey Key{RK.WasOn, RK.AttrKind};  in addKnowledge()
194   void addAttribute(Attribute Attr, Value *WasOn) {  in addAttribute()
202     addKnowledge({Attr.getKindAsEnum(), AttrArg, WasOn});  in addAttribute()
391           if (auto *Arg = dyn_cast_or_null<Argument>(RK.WasOn)) {  in dropRedundantKnowledge()
411           auto &Lookup = Knowledge[{RK.WasOn, RK.AttrKind}];  in dropRedundantKnowledge()
453         if (auto *I = dyn_cast_or_null<Instruction>(RK.WasOn))  in mergeRange()