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teux | 3 years ago

Godbolt doesn’t accurately show runtime speed of algorithms on input data, which is what you need when discussing simd performance. And often these are proprietary industry algorithms that are the core of a business’s model.

I’m all for transparency but I’m also not about to get fired for posting our kernel convolution routines, or least squares fit model.

> It should be part of these discussions to proof what you claim

Further - these aren’t subjective claims that need to be proven on a forum for legitimacy. It’s the literal state of vector based optimisations in the compiler world right now. It is a hard problem and for the time being humans are much better at it. This is quite a large area of academic research at the moment.

If someone is so uninformed of this domain that they don’t know this, the burden is on that person to learn what the industry is talking about. Not the people discussing the objective state of the industry.

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