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    SubjectRe: NS83820 2.6.0-test5 driver seems unstable on IA64
    On Sat, 27 Sep 2003 06:26:40 +0200
    Andi Kleen <ak@muc.de> wrote:

    > You handle misalignment->misalignment copies with zero or small cost -
    > when both source and destination have the same misalignment. I guess
    > you do that by just aligning the pointer at the beginning of the
    > function. That works as long as both source and destination have
    > the same misalignment.

    Nope, different alignments are fully optimized as well.

    Sparc64 VIS has special instructions so that you can handle
    all of these different src/dst alignment cases and still use
    the 64-byte-at-a-time cache bypassing loads and stores.
    -
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