[Linuxppc-users] xsadddp throughput on Power9

Segher Boessenkool segher at linux.ibm.com
Thu Mar 7 01:56:11 AEDT 2019


Hi Nicolas,

On Wed, Mar 06, 2019 at 11:35:50AM +0100, Nicolas Koenig wrote:
> loop:
>     .rept 12
>         xsadddp %vs2, %vs1, %vs1
>     .endr
>     bdnz loop

What happens if you use different registers for the 12 xsadddp here?


Segher



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