[Zlib-devel] TR: result of compression test

Cosmin Truta cosmin at cs.toronto.edu
Mon Jul 19 13:02:08 EDT 2010


On Mon, Jul 19, 2010 at 11:31 AM, Stefan Fuhrmann wrote:
> I suspect that most of the ASM code's advantage
> stems from the fact that UNALIGNED_OK is not
> defined in the 1.2.5 code for x86 / x64 CPUs.

The inflation ASM code is vectorized, using MMX, so I am not surprised
to see that ASM has advantages here.
I am, however, surprised to see such a big gain from ASM deflation.

Best regards,
Cosmin




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