What attributes help runtime .Net performance?

Question

I am looking for attributes I can use to ensure the best runtime performance for my .Net application by giving hints to the loader, JIT compiler or ngen.

For example we

Answer 1

I found another: NeutralResourcesLanguageAttribute. According to this blog post it helps the loader in finding the right satellite assemblies faster by specifying the culture if the current (neutral) assembly.

[NeutralResourcesLanguageAttribute("nl", UltimateResourceFallbackLocation.MainAssembly)]