]> git.sesse.net Git - stockfish/commitdiff
Remove a useless optimization
authorlucasart <lucas.braesch@gmail.com>
Sat, 3 Jan 2015 11:29:00 +0000 (19:29 +0800)
committerJoona Kiiski <joona.kiiski@gmail.com>
Sat, 3 Jan 2015 20:40:57 +0000 (20:40 +0000)
This optimization is aimed at old hardware only (withouth popcount), and even on
non popcount compile (ARCH=x86-64), it provides no mesurable speedup:

stat        test     master     diff
mean   2,341,779  2,354,699  -12,920
stdev     12,910     14,770   18,150

speedup      -0.55%
P(speedup>0)  23.8%

No functional change.

Resolves #187


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