63     if (auto *Ph = dyn_cast<Phi>(E)) {  in addPredecessor()  local
64       Ph->values().reserveCheck(1, Arena);  in addPredecessor()
65       Ph->values().push_back(nullptr);  in addPredecessor()
74     if (auto *Ph = dyn_cast<Phi>(E)) {  in reservePredecessors()  local
75       Ph->values().reserve(NumPreds, Arena);  in reservePredecessors()
90     if (const auto *Ph = dyn_cast<Phi>(E)) {  in getCanonicalVal()  local
91       if (Ph->status() == Phi::PH_SingleVal) {  in getCanonicalVal()
92         E = Ph->values()[0];  in getCanonicalVal()
117     if (auto *Ph = dyn_cast<Phi>(E)) {  in simplifyToCanonicalVal()  local
118       if (Ph->status() == Phi::PH_Incomplete)  in simplifyToCanonicalVal()
119         simplifyIncompleteArg(Ph);  in simplifyToCanonicalVal()
121       if (Ph->status() == Phi::PH_SingleVal) {  in simplifyToCanonicalVal()
122         E = Ph->values()[0];  in simplifyToCanonicalVal()
133 void til::simplifyIncompleteArg(til::Phi *Ph) {  in simplifyIncompleteArg()  argument
134   assert(Ph && Ph->status() == Phi::PH_Incomplete);  in simplifyIncompleteArg()
137   Ph->setStatus(Phi::PH_MultiVal);  in simplifyIncompleteArg()
139   SExpr *E0 = simplifyToCanonicalVal(Ph->values()[0]);  in simplifyIncompleteArg()
140   for (unsigned i = 1, n = Ph->values().size(); i < n; ++i) {  in simplifyIncompleteArg()
141     SExpr *Ei = simplifyToCanonicalVal(Ph->values()[i]);  in simplifyIncompleteArg()
142     if (Ei == Ph)  in simplifyIncompleteArg()
148   Ph->setStatus(Phi::PH_SingleVal);  in simplifyIncompleteArg()