From: Marco Costalba <mcostalba@gmail.com>
Date: Sun, 12 Feb 2012 14:12:01 +0000 (+0100)
Subject: Speedup sliders attacks for 32bit CPU
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=099b5e45e6fb84c0c6ac9c867e0902e0195d97a5;hp=099b5e45e6fb84c0c6ac9c867e0902e0195d97a5

Speedup sliders attacks for 32bit CPU

Replace a 64 bit 'and' by two 32 bits ones and
use unsigned instead of int.

This simple patch increases perft speed of 6% on
my Intel Core 2 Duo !

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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