[llvm-commits] [PATCH] Add support for promoting integer SETCC

[Jakob Stoklund Olesen]

On 17/07/2009, at 11.09, Jakob Stoklund Olesen wrote:

> The attached patch adds support for promoting integer SETCC in  
> PromoteNode. Blackfin has i16 and i32 as legal types, but it only  
> supports i32 SETCC.
>
> Also add isBeforeLegalizeOps() to DAGCombinerInfo so  
> TargetLowering::SimplifySetCC() knows when it can insert illegal  
> SETCCs.
>
> Fix one case of a bad SETCC created by  
> TargetLowering::SimplifySetCC() after LegalizeOps. There may be  
> others, but I have not been able to tease them out in a test case. I  
> have a test case for this as part of my Blackfin back-end.
>
> Patch passes "make check", please review.

OK to commit?