New insns for the s390 backend (3)
Richard Henderson
rth@redhat.com
Tue Aug 26 21:34:00 GMT 2003
On Tue, Aug 26, 2003 at 02:31:50PM +0200, Andreas Krebbel wrote:
> Because an AND instruction would additionally set the condition code register
> splitters are needed to get rid of the (clobber (reg:CC 33)) rtx.
I think you only need splitters here, not insn_and_split.
Moreover, I don't see why reload_completed is relevant.
It would probably be best if you arranged for the new
insn to be generated immediately from anddi3 instead of
waiting for combine to clean it up.
r~
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