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Published 20 hours ago • verified publisher icon UXARRAY

Accurate fma operation for Windows System

Open hongyuchen1030 opened this issue 1 year ago • 4 comments

Proposed new feature or change:

Utilize the _split() to achieve accurate fma operation for windows system. Otherwise, it will produce inconsistent intersection point result from different system

hongyuchen1030 avatar Jan 14 '24 16:01 hongyuchen1030

FYI : https://developercommunity.visualstudio.com/t/MSVCs-fma-implementation-is-incorrect-o/10594003

clairvoyante avatar May 10 '24 21:05 clairvoyante

FYI : https://developercommunity.visualstudio.com/t/MSVCs-fma-implementation-is-incorrect-o/10594003

thanks for the information. Yes we are aware that FMA is a hardware dependent instruction, that's why we plan to use split to achieve it on software level when the hardware is not available

hongyuchen1030 avatar May 10 '24 22:05 hongyuchen1030

Hi @hongyuchen1030 , are you planning to work on this in the coming iteration?

erogluorhan avatar May 14 '24 21:05 erogluorhan

Hi @hongyuchen1030 , are you planning to work on this in the coming iteration?

Not really. The priority of this PR is very low

hongyuchen1030 avatar May 14 '24 21:05 hongyuchen1030