<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#000000">I am attempting to create an instruction which takes a single 64-bit immediate. This doesn't seem like a thing that would exist already (because who needs an instruction which just takes an immediate?) How might I implement this easily? Perhaps I could use a format which encodes a register, which is then unused?</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#000000"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#000000">Thanks for the help.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#000000">Gus</div></div>