On 01/19/2014 09:45 PM, Sven Barth wrote:
Can't really comment on floats, but for integers the fasted to
multiply by 2 should be a shift left.
GCC automatically optimizes this. With the small "embedded" CPUs I
usually use, it even converts more most multiplications and divisions
with constants to a series of adds and shiftts.
-Michael
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