There have been some talks since the announcement of Mono.SIMD about providing JIT hints. There is a partial patch on mono's mailing list archives that provide

There have been some talks since the announcement of Mono.SIMD about providing JIT hints. There is a partial patch on mono's mailing list archives that provides initial infrastructure for querying for those hints. The initial idea was to provide inlining hints for caller and callee. If you feel inclined to have such thing, please drop by our irc channel or mailing lists to discuss this and contribute some code.