# Re: 4 hashes parallel on SSE2 CPUs for 0.3.6

Post by: satoshi on July 31, 2010, 12:29:20 AM

That's amazing...

So are you saying you use 128-bit registers to SIMD four 32-bit data at once?  I've wondered about that for a long time, but I didn't think it would be possible due to addition carrying into the neighbour's value.

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