3 ms·
> It should be noted that on processors that do not support LZCNT, the instruction byte encoding is executed as BSR. This. Boggles.
by ac42 5y ago
> It should be noted that on processors that do not support LZCNT, the instruction byte encoding is executed as BSR.
This. Boggles.
- bombcar 5y agohttps://stackoverflow.com/a/43443701 https://stackoverflow.com/a/43443701 - interesting - it seems to be a side effect of changing meaning of an instruction.