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Re: [patch] Loop distribution for single nested loops
- From: "Sebastian Pop" <sebpop at gmail dot com>
- To: "Diego Novillo" <dnovillo at google dot com>
- Cc: "Dorit Nuzman" <DORIT at il dot ibm dot com>, "GCC Patches" <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 5 Dec 2007 16:37:24 -0600
- Subject: Re: [patch] Loop distribution for single nested loops
- References: <cb9d34b20709121139u576b817djbd49dad9dd79eabd@mail.gmail.com> <A9459F5F-CF54-451B-965F-E2657FBEC1E2@google.com> <cb9d34b20712051227yd854bddqb8262daff0a139f8@mail.gmail.com> <475712FC.8000503@google.com>
Sorry for the duplicate Diego, I'm resending this because
I saw that I sent the reply only to you and not to the list.
On Dec 5, 2007 3:07 PM, Diego Novillo <dnovillo@google.com> wrote:
> On 12/5/07 3:27 PM, Sebastian Pop wrote:
>
> > The attached patch passed bootstrap and test on both i686-linux and
> > amd64-linux. Okay for trunk?
>
> Not really. Those vectorizer failures should be fixed. It's not
> acceptable for us to be breaking them this late in stage 3.
>
These fails are not bugs, as I explained in my previous message.
These are patterns that are not occurring anymore. I've looked at all
these fails one by one, and I can tell you they are not bugs! Here
are some screenshots of the debugging session for those interested:
http://picasaweb.google.com/sebpop/DebuggingLoopDistribution
> I don't remember now if you had submitted this during stage1 or if there
> was agreement to have it during stage2. If not, then this will have to
> wait for 4.4.
>
I submitted the first version before stage2 closed.
Sebastian
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