[Libre-soc-dev] 3D MESA Driver
Luke Kenneth Casson Leighton
lkcl at lkcl.net
Mon Aug 10 09:12:30 BST 2020
On Monday, August 10, 2020, Lauri Kasanen <cand at gmx.com> wrote:
> On Mon, 10 Aug 2020 09:17:06 +0300
> Lauri Kasanen <cand at gmx.com> wrote:
> > And it also brings up the reverse operation, a gather, where source is
> > looped but destination is not.
> > "add this range of source regs to this one dst reg"
> A further thought, this clearly needs a separate elwidth for src and
> dst. Gathering 8-bit regs may need 16-, 32-, or 64-bit dst reg.
indeed. funny then that VBLOCK can allow that, eh? :) src reg is tagged
with 1 elwidth, dest reg with another.
SVPrefix P48 does not because there simply is not enough space in the 11
bits prefix to do so. however P64 which is 11+16 bits might.
have to check the notes. they are on the wiki.
crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68
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