[vsipl++] [patch] Avoid invalid DMA sizes for vmul

[Don McCoy]

Jules Bergmann wrote:
> This patch fixes the cleanup code to avoid DMA sizes that aren't a 
> multiple of 16.  This fixes test failures for coverage_binary.  It 
> also adds a new regression test that sweeps through vmul sizes from 1 
> to 128.
>
> Don, is this ok to commit?  Is there a better place than bindings.hpp 
> to put the GRANULARITY macro and is_dma_size_ok() function?
>
I think this is the right place.  But there is also a bit of code in the 
vmul kernels that deals with any leftover values in cases where the 
length is not a multiple of four floats (16 bytes).  We could probably 
get rid of that now.

-- 
Don McCoy
don (at) CodeSourcery  
(888) 776-0262 / (650) 331-3385, x712