3 ms·
There is a Micro-op cache in play in many cases like Zen [0], but I'm not entirely sure what it does. [0] - https://chipsandcheese.com/2022/11/05/amds-zen-4-pa
by to11mtm 4y ago
There is a Micro-op cache in play in many cases like Zen [0], but I'm not entirely sure what it does.
[0] - https://chipsandcheese.com/2022/11/05/amds-zen-4-part-1-frontend-and-execution-engine/ https://chipsandcheese.com/2022/11/05/amds-zen-4-part-1-fron...
- AstralStorm 4y agoMicro-op cache is literally L1 cache after the instructions are broken into micro-ops. It's not a magic arc profiling optimization either.