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40 points muragekibicho | 2 comments | 14 Jan 25 09:35 UTC | HN request time: 0.402s | source

1. hashxyz ◴[18 Jan 25 00:12 UTC] No.42744594[source]▶

Pretty sure this is just vectorization. You can pack some 8bit ints into a machine-length 32bit int and add them together, that is vectorization.

replies(1): >>42744863 #

2. Conscat ◴[18 Jan 25 01:09 UTC] No.42744863[source]▶

I don't think that's true when the add overflows. You wouldn't want a lane's overflow to carry into an adjacent lane.

Finite Field Assembly: A Language for Emulating GPUs on CPU