25 static void ContractNodes(std::unique_ptr<Matcher> &MatcherPtr,  in ContractNodes()
28   Matcher *N = MatcherPtr.get();  in ContractNodes()
34       std::unique_ptr<Matcher> Child(Scope->takeChild(i));  in ContractNodes()
44     Matcher *New = nullptr;  in ContractNodes()
149     Matcher *CheckType = MatcherPtr.release();  in ContractNodes()
150     Matcher *CheckOpcode = CheckType->takeNext();  in ContractNodes()
151     Matcher *Tail = CheckOpcode->takeNext();  in ContractNodes()
164 static Matcher *FindNodeWithKind(Matcher *M, Matcher::KindTy Kind) {  in FindNodeWithKind()
184 static void FactorNodes(std::unique_ptr<Matcher> &MatcherPtr) {  in FactorNodes()
186   Matcher *N = MatcherPtr.get();  in FactorNodes()
196   SmallVector<Matcher*, 32> OptionsToMatch;  in FactorNodes()
200     std::unique_ptr<Matcher> Child(Scope->takeChild(i));  in FactorNodes()
203     if (Matcher *N = Child.release())  in FactorNodes()
207   SmallVector<Matcher*, 32> NewOptionsToMatch;  in FactorNodes()
213     Matcher *Optn = OptionsToMatch[OptionIdx++];  in FactorNodes()
224     SmallVector<Matcher*, 8> EqualMatchers;  in FactorNodes()
241       Matcher *ScanMatcher = OptionsToMatch[Scan];  in FactorNodes()
265         Matcher *M2 = FindNodeWithKind(ScanMatcher, Optn->getKind());  in FactorNodes()
269           Matcher *MatcherWithoutM2 = ScanMatcher->unlinkNode(M2);  in FactorNodes()
303     Matcher *Shared = Optn;  in FactorNodes()
309       Matcher *Tmp = EqualMatchers[i]->takeNext();  in FactorNodes()
357                                                         Matcher::CheckType));  in FactorNodes()
381     SmallVector<std::pair<const SDNodeInfo*, Matcher*>, 8> Cases;  in FactorNodes()
397     SmallVector<std::pair<MVT::SimpleValueType, Matcher*>, 8> Cases;  in FactorNodes()
401                                                         Matcher::CheckType));  in FactorNodes()
402       Matcher *MatcherWithoutCTM = NewOptionsToMatch[i]->unlinkNode(CTM);  in FactorNodes()
409         Matcher *PrevMatcher = Cases[Entry-1].second;  in FactorNodes()
416         Matcher *Entries[2] = { PrevMatcher, MatcherWithoutCTM };  in FactorNodes()
417         std::unique_ptr<Matcher> Case(new ScopeMatcher(Entries));  in FactorNodes()
445 llvm::OptimizeMatcher(std::unique_ptr<Matcher> &MatcherPtr,  in OptimizeMatcher()