7f547f85fe
avx512f should work on all AVX512 hardware, since it only uses Foundation instructions. avx512bw should be faster on hardware supporting the AVW512BW extension. We can use full-width pshufb (instead of relying on the 256 bits AVX2 pshufb). As a side-effect, the code is also unrolled more. Reviewed-by: Richard Laager <rlaager@wiktel.com> Reviewed-by: Gvozden Neskovic <neskovic@gmail.com> Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Romain Dolbeau <romain.github@dolbeau.name> Closes #5219 |
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