NeoCal for Qtopia User Guide

The following operations can be used to manipulate the bits of the stored number:

calculates y AND x.
calculates y OR x.
calculates y exclusive OR x.
calculates the 1's complement of x.
calculates the 2's complement of x.
rotates y by x bits. A positive x rotates to the right, while a negative x rotates to the left.
shifts y to the left by x bits.
shifts y to the right by x bits.
performs an arithmetic shift of y to the right by x bits.