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    SubjectRe: MMX Technologie


    On Wed, 19 Mar 1997, James Mastros wrote:

    > Ingo Molnar wrote:
    > >
    > >
    > > On Wed, 19 Mar 1997, Michies, Richard wrote:
    > >
    > > > Does linux 2.0.x support the MMX technologie ?
    > >
    > > no. (AFAIK there are no MMX patches around)
    > >
    > Is this a kernel issue? Shouldn't this be a simple matter of what code the
    > compiler generates?
    >
    > > but if it's true that the K6 context switches between MMX and FPU
    > > registers in ~1 cycle, then i'd be more than glad to code up some support
    > > for it :)
    > K6=P6?
    K6 is AMD's pentium-pro comeptitive chip, and it has MMX instructions.

    > >
    > > but the MMX pentium (and Klamath too?) does this in some ~60 cycles which
    > > is more than just scary ;)
    > >
    > > Newest binutils (as) have support for all the MMX opcodes.
    > >
    > > -- mingo
    >

    -Rob


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