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You may not be able to beat the auto-vectorizer for problems which can be auto-vectorized, but you have almost certainly encountered situations which the compil
by mort96 1y ago
You may not be able to beat the auto-vectorizer for problems which can be auto-vectorized, but you have almost certainly encountered situations which the compiler can't auto-vectorize but where you could've manually written a SIMD implementation which beats the compiler's scalar code.
- capyba 1y agoExcellent point, that makes a lot of sense. You’re absolutely right that I’ve only tried problems that could be auto vectorized…