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    SubjectRe: [RHEL5 PATCH 1/4] Provide fallback full 64-bit divide/modulus ops for gcc
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    David Howells <dhowells@redhat.com> writes:

    > Provide simple, reasonably quick full 64-bit divide and modulus ops for gcc to
    > call behind the scenes as:
    >
    > __udivmoddi4
    > __udivdi3
    > __umoddi3

    At least Linus' traditional argument against this is that it's better
    to open code these (do_div) so that it's clear to the coder that they
    are really costly.

    -Andi
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