From: Revital Eres <revital.eres@linaro.org>
To: Ayal Zaks <ZAKS@il.ibm.com>
Cc: gcc-patches@gcc.gnu.org, Patch Tracking <patches@linaro.org>
Subject: Re: [PATCH, SMS] Fix violation of memory dependence
Date: Tue, 14 Jun 2011 08:44:00 -0000 [thread overview]
Message-ID: <BANLkTi=qFfk0agRBwe5LEW=9m7cjwhE6EQ@mail.gmail.com> (raw)
In-Reply-To: <OF71DB0BF4.D39D1CB6-ONC22578AF.0027203C-C22578AF.0029121A@il.ibm.com>
Hello,
> Yes, this is a straightforward fix to a wrong-code bug, as discussed
> offline. Other alternatives that might introduce less edges:
> o connect predecessors of u with v, and u with successors of v, when
> removing edge (u,v). Maybe there are other cases which rely on transitivity
> (?).
Right. as discussed off-line I will further think if we are currently
cover all the cases.
>
>>> * ddg.c (add_intra_loop_mem_dep): New function.
>
> You could check first thing if (from->cuid == to->cuid), for code clarity.
I will address this point separately and commit the current version of
the patch as is if that's OK.
Thanks,
Revital
next prev parent reply other threads:[~2011-06-14 8:30 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-13 9:13 Revital Eres
2011-06-14 8:31 ` Ayal Zaks
2011-06-14 8:44 ` Revital Eres [this message]
2011-06-14 9:21 ` Revital Eres
2011-06-16 6:27 ` Revital Eres
2011-06-15 23:07 ` Ayal Zaks
2011-06-16 5:41 ` Revital Eres
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