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Subject: Re: Anyone ever considered using SSE or 3DNow! to get more NPS?

Author: William Bryant

Date: 19:41:58 09/03/00

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I would think AltiVec (G4 processors) would be ideal for bit manipulations
except for one small problem.  The integer data sizes used are:
4bits, 8 bits, 16bits, 32 bits, and 128 bits.  There is not a 64 bit data size
and I don't know if the cost of extending 64 bit data strucutres to 128 bit ones
would be offset by the instructions.  Maybe.

When I get a G4, I'll let you know.

William
wbryant@ix.netcom.com



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