Need a Faster Compressor

Walter Bright via Digitalmars-d digitalmars-d at puremagic.com
Mon May 23 23:48:08 PDT 2016


On 5/23/2016 4:49 PM, Stefan Koch wrote:
> Just a heads up on the LZ4.
> I have spent roughly 3 hours optimizing my decompresser.
> And while I had stunning success, a speed-up of about 400%.
> I am still about 600x slower then the C variant.
>
> It is still a mystery to me why that is :)
> Since the generated code both smaller and works almost without spills.


I'm not sure why you're working on a decompressor. The speed needs to be in the 
compressor.


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