On Oct 24, 2014 12:51 PM, "Matt Turner" <matts...@gmail.com> wrote: > > On Fri, Oct 24, 2014 at 12:25 PM, Jason Ekstrand <ja...@jlekstrand.net> wrote: > > I thought this would be a clever way to make spilling less expensive. > > However, it appears that the oword read/write messages we are using for > > spilling ignore the execution size and assume SIMD16 whenever working with > > more than one register. > > What do you mean by "assume SIMD16"?
>From reading the PRM it looks like it ignores the exec size and treats it as 16-wide. Also, this makes sense given my experiments.
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