native on: all
normalize belt contents to argument list
conform(ops args) → ops r0 ...
encoding: conform(off ops, count c) , conform(off ops, count c, lit ops) , conform(off ops, count c, lit ops, lit ops) , conform(off ops, count c, lit ops, lit ops, lit ops)
conform(off ops, count c)
conform(off ops, count c, lit ops)
conform(off ops, count c, lit ops, lit ops)
conform(off ops, count c, lit ops, lit ops, lit ops)