lib/Analysis/ScalarEvolution.cpp

1066     ValueToValueMap RewriteMap;
1067     RewriteMap[cast<SCEVUnknown>(Denominator)->getValue()] =
1069     Remainder = SCEVParameterRewriter::rewrite(Numerator, SE, RewriteMap, true);
1073       RewriteMap[cast<SCEVUnknown>(Denominator)->getValue()] =
1076           SCEVParameterRewriter::rewrite(Numerator, SE, RewriteMap, true);
12453   RewriteEntry &Entry = RewriteMap[Expr];
12493     for (auto &II : RewriteMap) {
12544   RewriteMap[SE.getSCEV(V)] = {Generation, New};
12550     : RewriteMap(Init.RewriteMap), SE(Init.SE), L(Init.L), Preds(Init.Preds),
12564       auto II = RewriteMap.find(Expr);
12566       if (II == RewriteMap.end())