From: Jeff Law <law@redhat.com>
To: Steven Bosscher <stevenb.gcc@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
Richard Guenther <richard.guenther@gmail.com>
Subject: Re: [patch][cprop.c] Allow splitting of critical edges to expose implicit sets
Date: Mon, 04 Apr 2011 18:14:00 -0000 [thread overview]
Message-ID: <4D9A0A8A.5040603@redhat.com> (raw)
In-Reply-To: <AANLkTinvAgZ-PVD87Dj7uOpJKj_nQS-pmM3jB=HgZ7LP@mail.gmail.com>
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On 04/01/11 07:55, Steven Bosscher wrote:
> Hi,
>
> With this patch, it is OK for find_implicit_sets to split an edge if
> that makes it possible to record an implicit set on that edge. This is
> possible and cheap now because CPROP runs in cfglayout mode.
>
> Bootstrapped and tested on x86_64-unknown-linux-gnu. Shaves off ~1kb
> of cc1, which isn't very much but still kind of nice.
OK.
jeff
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prev parent reply other threads:[~2011-04-04 18:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-01 13:55 Steven Bosscher
2011-04-04 18:14 ` Jeff Law [this message]
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