[Libre-soc-dev] daily kan-ban update 27may2022

Jacob Lifshay programmerjake at gmail.com
Fri May 27 20:02:32 BST 2022

On Fri, May 27, 2022, 11:59 lkcl <luke.leighton at gmail.com> wrote:

> svp64 cannot (well it could) extend to 96 bit ops. twin v3.1 ops allow
> full 64 bit immediates to be constructed. a pair of 32-bit immediates.
> first is hi-half, second is lo-half.

basic idea is one has bits in f32, the other has the rest.

neither of which are (sanely) accessible by svp64.
> ORing does not work (well/easily) with fp numbers due to the use of FP64
> even for single.

then replace bits, not bitwise or.


More information about the Libre-soc-dev mailing list