Ian Romanick <[email protected]> writes:

> From: Ian Romanick <[email protected]>
>
> For some reason, if I did not move the regular lowering to late
> optimizations, the new lowering would never trigger.  This also means
> that the fsub lowering had to be added to late optimizations, and this
> requires "intel/compiler: Repeat nir_opt_algebraic_late until no more
> progress".
>
> The loops removed by this patch are the same loops added by
> "intel/compiler: Don't emit flrp for Gen4 or Gen5"
>
> I am CC'ing people who are responsible for drivers that set lower_flrp32
> as this patch will likely affect shader-db results for those drivers.
>
> No changes on any Gen6+ platform.

No change on vc4 in the previous patch, but this patch seems to cause
flrps to be left in my NIR, so a bunch of traces crash.

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