On Tue, 27 Sep 2022, Jan Engelhardt wrote:
On Tuesday 2022-09-27 10:28, Neal Gompa wrote:
1. Community (and mostly -v2 internal infra) was heard ALP will have minimal architecture baselines set to x86_64-v2, according to DimStar Factory will adopt the change first!
Of the benchmarks done by mjambor, there were no compelling benchmark results that speak for v2. To give you a reminder:
https://jamborm.github.io/spec-2022-07-29-levels/spec2017int-1.html https://jamborm.github.io/spec-2022-07-29-levels/spec2017fp-1.html https://jamborm.github.io/spec-2022-07-29-levels/spec2006int-1.html https://jamborm.github.io/spec-2022-07-29-levels/spec2006fp-1.html
The primary driver for upgrading the ISA level wasn't for performance.
But then, what was, and why is that something rated higher than a performance argument?
For a business there's always marketing (and there comparing with competitors). From a technical POV you just need to pick the appropriate benchmark to show the (missing) advantage. Richard. -- Richard Biener <rguenther@suse.de> SUSE Software Solutions Germany GmbH, Frankenstrasse 146, 90461 Nuernberg, Germany; GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman; HRB 36809 (AG Nuernberg)