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From: Jeff Law <law@redhat.com>
To: Richard Biener <rguenther@suse.de>, gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] Fix parts of PR61607
Date: Wed, 25 Jun 2014 18:34:00 -0000	[thread overview]
Message-ID: <53AB1648.1060008@redhat.com> (raw)
In-Reply-To: <alpine.LSU.2.11.1406251605030.29270@zhemvz.fhfr.qr>

On 06/25/14 08:06, Richard Biener wrote:
>
> This removes prematurely killing loops during jump threading
> and moves it to a spot where we know we didn't cancel the
> jump thread.
>
> Bootstrapped on x86_64-unknown-linux-gnu, testing in progress.
>
> Ok?
>
> Thanks,
> Richard.
>
> 2014-06-25  Richard Biener  <rguenther@suse.de>
>
> 	PR tree-optimization/61607
> 	* tree-ssa-threadupdate.c (ssa_redirect_edges): Cancel the
> 	loop if we redirected its latch edge.
> 	(thread_block_1): Do not cancel loops prematurely.
This is fine.  Looking at how often we prematurely cancel loops has been 
on my todo list for a while.  Thanks for taking care of it.

jeff

  reply	other threads:[~2014-06-25 18:34 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-25 14:09 Richard Biener
2014-06-25 18:34 ` Jeff Law [this message]
  -- strict thread matches above, loose matches on Subject: below --
2014-06-25 14:07 Richard Biener
2014-06-25 18:28 ` Jeff Law
2014-06-26  7:57   ` Richard Biener
2014-06-26  8:33     ` Richard Biener
2014-06-26  9:01       ` Richard Biener
2014-06-26 15:33         ` Jeff Law

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