408                              unsigned NestLevel,  in IsChainDependent()  argument
419         if (IsChainDependent(Op.getNode(), Inner, NestLevel, TII))  in IsChainDependent()
427         ++NestLevel;  in IsChainDependent()
430         if (NestLevel == 0)  in IsChainDependent()
432         --NestLevel;  in IsChainDependent()
458 FindCallSeqStart(SDNode *N, unsigned &NestLevel, unsigned &MaxNest,  in FindCallSeqStart()  argument
468         unsigned MyNestLevel = NestLevel;  in FindCallSeqStart()
485         ++NestLevel;  in FindCallSeqStart()
486         MaxNest = std::max(MaxNest, NestLevel);  in FindCallSeqStart()
489         assert(NestLevel != 0);  in FindCallSeqStart()
490         --NestLevel;  in FindCallSeqStart()
491         if (NestLevel == 0)  in FindCallSeqStart()
554         unsigned NestLevel = 0;  in ReleasePredecessors()  local
556         SDNode *N = FindCallSeqStart(Node, NestLevel, MaxNest, TII);  in ReleasePredecessors()