64-bit CPU
Peter L. Peres
plp-ysDPMY98cNQDDBjDh4tngg at public.gmane.org
Thu Sep 16 22:49:47 UTC 2004
On Thu, 16 Sep 2004, Andrej Marjan wrote:
> Hmm.. interesting. I had always assumed that MMX allowed you to do 64 bit
> integer arithmetic directly, but based on a bit of googling, I can' find any
> arithmetic support for "quadwords", only for "dwords". SSE doesn't add this
> support either. Does SSE2?
Afaik dword = 2*32 bits = 64 bits, qword = 4*32 bits = 128 bits, no ?
Peter
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