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Re: Caused by unknown alignment, was: Re: On the x86_64, does one have to zero a vector register before filling it completely ?
- From: Steven Bosscher <stevenb dot gcc at gmail dot com>
- To: Toon Moene <toon at moene dot org>
- Cc: Dorit Nuzman <DORIT at il dot ibm dot com>, Daniel Berlin <dberlin at dberlin dot org>, gcc mailing list <gcc at gcc dot gnu dot org>, Richard Guenther <richard dot guenther at gmail dot com>
- Date: Sat, 19 Dec 2009 20:48:17 +0100
- Subject: Re: Caused by unknown alignment, was: Re: On the x86_64, does one have to zero a vector register before filling it completely ?
- References: <4B1107A6.6010205@moene.org> <4B12B992.6020504@moene.org> <571f6b510911291154m58b748bcj824445b734392391@mail.gmail.com> <4aca3dc20911291218q3cebc8f9sabfc2c798681240b@mail.gmail.com> <84fc9c000911291233y2833a516jb8b39e31d1b63371@mail.gmail.com> <4aca3dc20911291540q468da2c6s6af650e48160d2a1@mail.gmail.com> <571f6b510911292301v16655cbava4489e60c4371c2@mail.gmail.com> <OF85B49934.6D1E0704-ONC225767E.002CD497-C225767E.002CF78A@il.ibm.com> <4B139830.5050708@moene.org> <571f6b510911300310w2b5a6c19r4030fea3bba75aee@mail.gmail.com>
On Mon, Nov 30, 2009 at 12:10 PM, Steven Bosscher <stevenb.gcc@gmail.com> wrote:
> I'll see if I can make the intraprocedural version work again before
> Christmass.
Well, it works, but then again it really does not. For example, the
original implementation doesn't even look at the alignment of &var. So
the pass doesn't do anything useful. Dan, do you have a copy somewhere
that does more, or was that never implemented?
Ciao!
Steven