Re: [Freetel-codec2] options wanted-codec2 stmf4 code optimization question

[glen e. <gl...@co...>]

Bruce- I admit in the Blackfin I usually  turn the cache right off for 
it to be deterministic.


On 29/07/2015 2:38 PM, Bruce Perens wrote:
> For cache optimization you have to consider the line size, the cache
> line hashing scheme, and how many lines match the same hash. The
> classic example is doing three-operand array processing using cache
> aligned buffers, with two-way set-associative caching. You end up with
> a flush and load per operation. This used to hit us with SGI
> workstations using MIPS processors.