[Libre-soc-dev] SVP64 Vectorised add-carry => big int add

lkcl luke.leighton at gmail.com
Sun Apr 10 16:36:42 BST 2022


https://libre-soc.org/openpower/sv/svp64/appendix/

could someone please check the new section about CA/CA32, am i right and is it clear that a chain of adde's (sv.adde) would in fact be a "Big Integer Add"?

and if so, is it reasonable to optimise at the backend with some parallel lookahead carry?

l.



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