[PATCH 3/4][PR target/88808]Enable bitwise operator for AVX512 masks.

Uros Bizjak ubizjak@gmail.com
Mon Aug 17 09:37:13 GMT 2020


On Fri, Aug 14, 2020 at 10:25 AM Hongtao Liu <crazylht@gmail.com> wrote:
>
> 1. Set cost of movement inside mask registers a bit higher than gpr's.
> 2. Set cost of movement between mask register and gpr much higher than movement
>    inside gpr, but still less equal than load/store.
> 3. Set cost of mask register load/store a bit higher than gpr load/store.

I have no comment here (fine tuning costs is a painful task ;) )

Uros.


More information about the Gcc-patches mailing list