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Re: [RFC PATCH, i386]: Enable post-reload compare elimination pass
On Wed, May 17, 2017 at 4:45 AM, Hans-Peter Nilsson <hp@bitrange.com> wrote:
>> But yes, we definitely should document the final canonical ordering.
>
> Is that about to also happen?
>
> I foresee in another half-a-dozen years, and *this* iteration is
> forgotten, someone bothered enough to argue eloquently coming
> around, doing rtl-level-maintenance, maybe a new pass (ok maybe
> not a *new RTL-pass* :) sees that order as wrong for the reason
> listed above, and does the legwork to switch the order around.
> It will be ok to change it again then, because the order just
> happened this time because of minimal-edit-reasons, right?
> Noone can argue that it was a thoughtful deliberate change that
> we bothered to document, to stay consistent? ;)
The proposed doc patch is wiating for review at [1].
[1] https://gcc.gnu.org/ml/gcc-patches/2017-05/msg01073.html
Uros.