search for: mul32m

Vladimir Prus wrote: > On my target, the multiplication can involve all general purpose registers, > but there's are still some restrictions: the first and the second operand > as well as the result must be in different registers, and neither register > can be gr7. How can I enforce this restriction on the register allocator? And the other side of the question is now to inform

On my target, the multiplication can involve all general purpose registers, but there's are still some restrictions: the first and the second operand as well as the result must be in different registers, and neither register can be gr7. How can I enforce this restriction on the register allocator? - Volodya

Dan Gohman wrote: > There certainly are wishlist items for TableGen and TableGen-based > instruction descriptions, though I don't know of an official list. > Offhand, > a few things that come to mind are the ability to handle nodes with > multiple results, Is there an official workaround, BTW? - Volodya