25 static void ContractNodes(std::unique_ptr<Matcher> &MatcherPtr,  in ContractNodes()
28   Matcher *N = MatcherPtr.get();  in ContractNodes()
35       std::unique_ptr<Matcher> Child(Scope->takeChild(i));  in ContractNodes()
45     Matcher *New = nullptr;  in ContractNodes()
148     Matcher *CheckType = MatcherPtr.release();  in ContractNodes()
149     Matcher *CheckOpcode = CheckType->takeNext();  in ContractNodes()
150     Matcher *Tail = CheckOpcode->takeNext();  in ContractNodes()
187 static Matcher *FindNodeWithKind(Matcher *M, Matcher::KindTy Kind) {  in FindNodeWithKind()
206 static void FactorNodes(std::unique_ptr<Matcher> &InputMatcherPtr) {  in FactorNodes()
209   std::unique_ptr<Matcher> *RebindableMatcherPtr = &InputMatcherPtr;  in FactorNodes()
212     Matcher *N = RebindableMatcherPtr->get();  in FactorNodes()
221   std::unique_ptr<Matcher> &MatcherPtr = *RebindableMatcherPtr;  in FactorNodes()
225   SmallVector<Matcher *, 32> OptionsToMatch;  in FactorNodes()
229     std::unique_ptr<Matcher> Child(Scope->takeChild(i));  in FactorNodes()
254     Matcher *Optn = *I;  in FactorNodes()
260     SmallVector<Matcher *, 8> EqualMatchers;  in FactorNodes()
273       Matcher *ScanMatcher = *J;  in FactorNodes()
296         Matcher *M2 = FindNodeWithKind(ScanMatcher, Optn->getKind());  in FactorNodes()
299           Matcher *MatcherWithoutM2 = ScanMatcher->unlinkNode(M2);  in FactorNodes()
339     Matcher *Shared = Optn;  in FactorNodes()
345       Matcher *Tmp = EqualMatchers[i]->takeNext();  in FactorNodes()
399           FindNodeWithKind(OptionsToMatch[i], Matcher::CheckType));  in FactorNodes()
423     SmallVector<std::pair<const SDNodeInfo *, Matcher *>, 8> Cases;  in FactorNodes()
439     SmallVector<std::pair<MVT::SimpleValueType, Matcher *>, 8> Cases;  in FactorNodes()
441       Matcher *M = FindNodeWithKind(OptionsToMatch[i], Matcher::CheckType);  in FactorNodes()
445       Matcher *MatcherWithoutCTM = OptionsToMatch[i]->unlinkNode(CTM);  in FactorNodes()
452         Matcher *PrevMatcher = Cases[Entry - 1].second;  in FactorNodes()
459         SmallVector<Matcher *, 2> Entries = {PrevMatcher, MatcherWithoutCTM};  in FactorNodes()
471         std::unique_ptr<Matcher> Scope(SM);  in FactorNodes()
494 void llvm::OptimizeMatcher(std::unique_ptr<Matcher> &MatcherPtr,  in OptimizeMatcher()