[HN Gopher] Parsing integers quickly with AVX-512
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       Parsing integers quickly with AVX-512
        
       Author : usdogu
       Score  : 48 points
       Date   : 2023-09-22 22:12 UTC (2 days ago)
        
 (HTM) web link (lemire.me)
 (TXT) w3m dump (lemire.me)
        
       | nly wrote:
       | 17 cycles still seems pretty slow compared to the methods
       | explored in this article, which got the result down to 0.75ns (~3
       | cycles?) (for integer strings of a known length):
       | 
       | https://kholdstare.github.io/technical/2020/05/26/faster-int...
       | 
       | Most of the overhead is found in dealing with variable length
       | input, minus signs, and overflow checking.
        
         | foota wrote:
         | I think the technique there is largely covered within the op,
         | but it seems like this may be a somewhat well known technique.
        
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       (page generated 2023-09-24 23:00 UTC)