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by verditelabs 988 days ago
I used to work with the Halide guys from 2019-2021; I was on the TVM team. The compilers group was very proud of Halide's success in the early pixel phones. That was the library behind HDR+ on the Pixel 3.

Hexagon is a difficult architecture to write code for but the benefits are worth it: it's the secret sauce for why Qualcomm's modems are so good. I see people getting all excited over AVX512 and I just think "well we had 2048 bit vectors years ago"

2 comments

ex qualcomm qct compiler person here: qualcomm RF was so good even when Hexagon was being developed. if they moved their advantage onto Hexagon thereafter, that's cool.
It is? And not any esoteric analog design? That explains the secrecy.