3 ms·
I agree compiler transforms sometimes do not interact well, but some still do help intrinsics. Interestingly, even `#pragma clang unroll(4)` is ignored here. O
by janwas 3y ago
I agree compiler transforms sometimes do not interact well, but some still do help intrinsics.
Interestingly, even `#pragma clang unroll(4)` is ignored here. Often in such cases we have to manually unroll, e.g. introduce multiple accumulators.