private PerMethodInfo GetOrCreateInfo(MethodDesc md)
{
if (!_methodInf.TryGetValue(md, out PerMethodInfo pmi))
{
MethodIL il =
md switch
{
EcmaMethod em => EcmaMethodIL.Create(em),
_ => new InstantiatedMethodIL(md, EcmaMethodIL.Create((EcmaMethod)md.GetTypicalMethodDefinition())),
};
if (il == null)
{
return(null);
}
_methodInf.Add(md, pmi = new PerMethodInfo());
pmi.IL = il;
pmi.FlowGraph = FlowGraph.Create(il);
pmi.Profile = new SampleProfile(pmi.IL, pmi.FlowGraph);
}
return(pmi);
}