[Libre-soc-bugs] [Bug 727] Convert SimdSignal to use full SIMT

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Wed Oct 13 21:40:32 BST 2021


--- Comment #3 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Jacob Lifshay from comment #2)
> (In reply to Luke Kenneth Casson Leighton from comment #1)
> > SIMT is a type of broadcast-instruction, a single L1 I-cache that
> > broadcasts an instruction to multiple execution units that are
> > otherwise fully-functioning cores.
> You missed my point, which is to convert SimdSignal to have an API like
> SIMT's from a game programmer perspective, we sent dozens of messages over
> what exactly I meant in #713.

To be clear, this has nothing to do with how GPU hardware implements SIMT, it
has to do with what our HDL will look like, like how SIMT appears from a
software perspective.

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