2 ms·
not using uprof (or vtune for intel users) well seems like a misstep; it can give you the rate of branch prediction success, though that is arguably more a lack
by Palomides 2y ago
not using uprof (or vtune for intel users) well seems like a misstep; it can give you the rate of branch prediction success, though that is arguably more a lack of knowledge/experience than a mistake
they're cool tools, I encourage anyone to mess with them
- adgjlsfhk1 2y agobranch prediction rates wouldn't have helped here. the problem here is that even though the branch is predicted correctly ~99% of the time, the branch drops you to ipc of 1 because you can't speculate past a 2nd branch