Further reduce allocations in adler32.Write #3
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So I missed that our usage pattern, in one case, is a Reset(), Write(), Reset(), Write() loop, which still causes an allocation for the window on every iteration. This adds an ugly, nested if that fixes that. It's not super beautiful, but it's a huge win in terms of allocations for that pattern...
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Makes sense with your usage pattern. I'll have to see if I can unify that accross all rollinghashes implementations. |
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So I missed that our usage pattern, in one case, is a Reset(), Write(), Reset(), Write() loop, which still causes an allocation for the window on every iteration. This adds an ugly, nested if that fixes that. It's not super beautiful, but it's a huge win in terms of allocations for that pattern...