From: Bernd Schmidt <bernds@codesourcery.com>
To: Vladimir Makarov <vmakarov@redhat.com>
Cc: gcc-patches <gcc-patches@gcc.gnu.org>, Jeffrey Law <law@redhat.com>
Subject: Re: IRA improvements 1/4
Date: Wed, 07 Jul 2010 20:27:00 -0000 [thread overview]
Message-ID: <4C34E2EE.1030506@codesourcery.com> (raw)
In-Reply-To: <4C34819D.2050903@redhat.com>
On 07/07/2010 03:31 PM, Vladimir Makarov wrote:
> The patch removes -fira-coalesce because it is really hard to
> implement it with the new dynamically calculated allocno classes.
> The patch uses also new spilling algorithms because of the same reason.
> Removing -fira-coalesce is not a big deal because it is not used and
> its most functionality is implemented by IRA preferencing technique.
coalesce_allocnos is still present. Is this only used for sharing stack
slots now?
Bernd
next prev parent reply other threads:[~2010-07-07 20:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-07 13:32 Vladimir Makarov
2010-07-07 20:27 ` Bernd Schmidt [this message]
2010-07-07 20:35 ` Vladimir Makarov
2010-07-26 14:17 ` Joseph S. Myers
2010-08-02 19:22 ` Jeff Law
2010-08-03 20:00 ` Vladimir Makarov
2010-08-03 17:01 ` Jeff Law
2010-08-03 20:01 ` Vladimir Makarov
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