On Oct 29, 2007, at 3:10 PM, IOhannes m zmoelnig wrote:
Hans-Christoph Steiner wrote:
Well, AFAIK, there is no further development on MMX, while there is with
there is: it is called SSE
SSE. And it seems that SSE is meant to replace MMX, instead of complement it. Plus if IIRC, MMX has some serious drawbacks to it. It
i don't know of any "drawbacks" of MMX.
One I know of is that is takes 50 cycles to switch from the FP unit to the MMX unit.
seems to be something like SSE v0 ;)
as said above: it is (imho)
still i don not see any "deprecation" in this. afaik, every processor that supports SSE3 (or whatever is current) also supports MMX. i have never read anything like "it seems you are running MMX; please consider upgrading to SSE2" to the like
mfg.asdr IOhannes
Here's the question:
Do MMX and SSE have different instruction sets? If so, is SSE preferred over MMX?
.hc
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