4 ms·
Doesn't x86-64v4 require it? This throws upside down the whole x86-64 levels concept. What a mess.
by snvzz 5y ago
Doesn't x86-64v4 require it?
This throws upside down the whole x86-64 levels concept. What a mess.
- bayindirh 5y agoAccording to this article [0], x86_64 level 4 is AVX-512 itself. So no, you lose a level completely. Nothing gets borked, and you get level 3 hardware. [0]: https://www.phoronix.com/scan.php?page=news_item&px=GCC-11-x86-64-Feature-Levels https://www.phoronix.com/scan.php?page=news_item&px=GCC-11-x...