[opus] Opus on Analgo Devices ADSP-21489

[Timothy B. Terriberry]

Robert Radrua wrote:
> My question is : can I expect faster computing when opus is compiled in
> float mode
> rather than in fixed mode ?

This depends a lot on the FPU available. With a good FPU, it should be 
true. For example, on OMAP 4460 (Cortex A9), float is _slightly_ faster 
than fixed. On OMAP 3430 (Cortex A8), float is _much_ slower, even 
though both have a hardware FPU.