From: Jakub Jelinek <jakub@redhat.com>
To: Razya Ladelsky <RAZYA@il.ibm.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
Richard Guenther <richard.guenther@gmail.com>
Subject: Re: [PATCH, take 2] Fix PR tree-optimization/49960 ,Fix self data dependence
Date: Mon, 21 Nov 2011 14:54:00 -0000 [thread overview]
Message-ID: <20111121135915.GH27242@tyan-ft48-01.lab.bos.redhat.com> (raw)
In-Reply-To: <OF7EA72A95.B3E25FE6-ONC225794F.004B41E0-C225794F.004C0361@il.ibm.com>
On Mon, Nov 21, 2011 at 03:50:10PM +0200, Razya Ladelsky wrote:
> what do you mean by 'except for the affine stuff'?
I mean that compute_affine_dependence must never be called on gather
data refs, that function can't do anything meaningful for them, they are
gather data refs exactly because dr_analyze_innermost failed on them
otherwise, as base and/or offset aren't simple IVs.
> > So, when compute_all_dependences no longer calls it, neither should
> > vect_analyze_data_refs.
>
> So do you want to replace it with the call to compute_affine_dependence?
No. With nothing at all.
Jakub
next prev parent reply other threads:[~2011-11-21 13:59 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-17 7:21 [patch] " Razya Ladelsky
2011-10-17 8:53 ` Richard Guenther
[not found] ` <OF746BCB18.CF82809F-ONC225792E.0051CE3F-C225792E.00564975@il.ibm.com>
[not found] ` <CAFiYyc2ykFPCW8A8vW=f5UbNa7zFRQObwL13D9ioXjCd_em9pQ@mail.gmail.com>
2011-10-21 9:26 ` Fwd: " Richard Guenther
2011-11-15 15:13 ` [PATCH, take 2] " Razya Ladelsky
2011-11-15 18:54 ` Richard Guenther
2011-11-21 13:32 ` Jakub Jelinek
2011-11-21 14:24 ` Razya Ladelsky
2011-11-21 14:54 ` Jakub Jelinek [this message]
2011-11-21 15:43 ` Razya Ladelsky
2011-11-21 16:13 ` Jakub Jelinek
2011-11-21 17:25 ` Razya Ladelsky
2011-11-21 18:26 ` Jakub Jelinek
2011-11-24 15:48 ` Razya Ladelsky
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