trying to simplify an algorithm

Ian Molton spyro at f2s.com
Mon Feb 28 12:06:27 PST 2005


Hui Zhou wrote:

> Frankly I am not sure whether gcc will optimize away those 
> multiplications and summations. I will appreciate it if you will find 
> out and let me know.

Interesting point:

ARM2 has the following instructions
MUL: 16+ cycles
B: 3 Cycles

(whoops!)



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