Add flint_mpn_sqrhigh_normalised

flintlib / flint

FLINT (Fast Library for Number Theory)

http://www.flintlib.org

GNU Lesser General Public License v3.0

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Closed albinahlback closed 1 month ago

albinahlback commented 1 month ago

Add related hardcoded routines for x86 for n <= 8.
Add test code for it.
Move definition of sqrhigh basecase, including with normalization, to its own source file.

@fredrik-johansson I haven't benchmarked it, but I'm pretty sure it is fast.

fredrik-johansson commented 1 month ago

Looks good!