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Implement pairwise_widening_add - #416
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@Dr-Emann FYI |
Dr-Emann
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Oct 23, 2026
LaurenzV
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Oct 23, 2026
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This is a useful building block for other things like widening_reduce_sum which we don't implement directly yet. It's one of the two functions that WASM supports but we do not provide a high-level wrapper for (the other being
andnot)implemented following the notes in #382 (comment)
these seem to be already optimal (after LLVM optimizes them further), a search for better formulations turned up nothing