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using Popcount and Prefetch with SSE4 hardware support
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Edmund Moshammer



Joined: 03 Dec 2007
Posts: 598
Location: St. Gallen, Switzerland
PostPost subject: Re: using Popcount and Prefetch with SSE4 hardware support    Posted: Sat May 19, 2012 5:10 pm Reply to topic Reply with quote
Gerd Isenberg wrote:
You may try Bypassing the Cache ...
http://lwn.net/Articles/255364/
Depends on your memory footprint and processor whether prefetching works. Instruction might as well be nop by some processors ...


Fascinating article. Thanks for sharing it.
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Subject Author Date/Time
using Popcount and Prefetch with SSE4 hardware support Engin Üstün Sat May 19, 2012 2:36 pm
      Re: using Popcount and Prefetch with SSE4 hardware support Daniel Shawul Sat May 19, 2012 2:53 pm
            Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Sat May 19, 2012 3:05 pm
                  Re: using Popcount and Prefetch with SSE4 hardware support Gerd Isenberg Sat May 19, 2012 4:05 pm
                        Re: using Popcount and Prefetch with SSE4 hardware support Edmund Moshammer Sat May 19, 2012 5:10 pm
                              Re: using Popcount and Prefetch with SSE4 hardware support Gerd Isenberg Sat May 19, 2012 5:31 pm
                                    Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Tue May 22, 2012 8:04 pm
                                          Re: using Popcount and Prefetch with SSE4 hardware support Robert Hyatt Wed May 23, 2012 3:41 pm
            Re: using Popcount and Prefetch with SSE4 hardware support Daniel Shawul Tue Jul 10, 2012 12:09 pm
      Re: using Popcount and Prefetch with SSE4 hardware support Ronald de Man Sat May 19, 2012 3:57 pm
            Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Sat May 19, 2012 5:54 pm
                  Re: using Popcount and Prefetch with SSE4 hardware support Ronald de Man Sat May 19, 2012 6:17 pm
      Re: using Popcount and Prefetch with SSE4 hardware support Robert Hyatt Sun May 20, 2012 2:51 pm
            Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Tue May 22, 2012 7:54 pm
                  Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Tue May 22, 2012 7:56 pm
                        Re: using Popcount and Prefetch with SSE4 hardware support Ronald de Man Tue May 22, 2012 8:15 pm
                              Re: using Popcount and Prefetch with SSE4 hardware support Engin Üstün Wed May 23, 2012 10:19 pm
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