LZ4 decompression at CTFE

Stefan Koch via Digitalmars-d-announce digitalmars-d-announce at puremagic.com
Thu Apr 28 13:58:25 PDT 2016


On Thursday, 28 April 2016 at 20:12:58 UTC, Stefan Koch wrote:
> On Wednesday, 27 April 2016 at 06:55:46 UTC, Walter Bright 
> wrote:
>>
>> Sounds nice. I'm curious how it would compare to:
>>
>> https://www.digitalmars.com/sargon/lz77.html
>>
>> https://github.com/DigitalMars/sargon/blob/master/src/sargon/lz77.d
>
> lz77 took 176 hnecs uncompressing
> lz4 took 92 hnecs uncompressing
>
> And another test in reversed order using the same data.
>
> lz4 took 162 hnecs uncompressing
> lz77 took 245 hnecs uncompressing

Though the compression ratio is worse.
But that is partially fixable.


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