[libre-riscv-dev] sv.setvl encoding
Luke Kenneth Casson Leighton
lkcl at lkcl.net
Fri Jun 28 20:11:51 BST 2019
There are now 4 bits left in SVSTATE unused. That is *just* enough to
increase all 4 of srcoffs destoffs vl and mvl by 1 bit.
however the VLtyp in P64 and the VBLOCK equivalent these would have to stay
at 6 bit, even 5 bit in some cases.
It is... tolerable.
crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
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