[libre-riscv-dev] sv.setvl encoding

Luke Kenneth Casson Leighton lkcl at lkcl.net
Fri Jun 28 10:05:51 BST 2019


On Fri, Jun 28, 2019 at 7:37 AM Luke Kenneth Casson Leighton
<lkcl at lkcl.net> wrote:

> > * svsrcoffs - for twin-predication, the subvector source element offset
> >   as well
> >   -- remove. not needed since predicates operate on whole subvectors,
>
> ah!  good point!  well spotted.

 ah maaaan, i have to back out most of the changes i added to spike-sv
:)  the dest-subvl-offs is just an independent variable that needs to
be FSM-looped-on, it's *not* treated the same way as src-pred
dest-pred at all.

 doh...

l.



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