From: Michael Matz <matz@suse.de>
To: Paolo Bonzini <bonzini@gnu.org>
Cc: Jan Hubicka <hubicka@ucw.cz>,
Nathan Froyd <froydnj@codesourcery.com>,
Richard Guenther <richard.guenther@gmail.com>,
Mark Mitchell <mark@codesourcery.com>,
gcc-patches@gcc.gnu.org
Subject: Re: Speed up genattrtab
Date: Thu, 17 Jun 2010 11:56:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.64.1006171338060.11284@wotan.suse.de> (raw)
In-Reply-To: <4C1903D1.1070401@gnu.org>
Hi,
On Wed, 16 Jun 2010, Paolo Bonzini wrote:
> On 06/16/2010 05:51 PM, Jan Hubicka wrote:
> > With a lot of cores, we might actually execute getnattrtab and compilation
> > of stage1 insn-attrtab.c at same time and then just sanity check that
> > genattrtab
> > did not change results :)
>
> That's a different story. It doesn't break the idea of bootstrapping,
> and can be applied to all insn-* files.
But it also doesn't give any gains. You still would have to run
genattrtab (to get something to compare with), and you still would have to
compile insn-attrtab.c (to check that cc1 produced the same code as last
stage).
Ciao,
Michael.
next prev parent reply other threads:[~2010-06-17 11:39 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-15 16:58 Michael Matz
2010-06-15 17:37 ` Mark Mitchell
2010-06-15 17:37 ` Jan Hubicka
2010-06-15 19:13 ` Mark Mitchell
2010-06-15 19:17 ` Ralf Wildenhues
2010-06-15 19:22 ` Jakub Jelinek
2010-06-16 15:42 ` Jakub Jelinek
2010-06-16 15:59 ` Jan Hubicka
2010-06-16 20:27 ` Jakub Jelinek
2010-06-16 21:50 ` Mark Mitchell
2010-06-17 10:21 ` Jakub Jelinek
2010-06-17 11:50 ` Jan Hubicka
2010-06-17 13:39 ` Michael Matz
2010-06-17 15:24 ` Mark Mitchell
2010-06-17 18:09 ` Michael Matz
2010-06-17 18:44 ` Mark Mitchell
2010-06-17 12:27 ` Jakub Jelinek
2010-06-16 9:32 ` Richard Guenther
2010-06-16 14:30 ` Nathan Froyd
2010-06-16 14:33 ` Michael Matz
2010-06-16 14:43 ` Nathan Froyd
2010-06-16 15:33 ` Mike Stump
2010-06-16 15:48 ` Michael Matz
2010-06-16 15:57 ` Jan Hubicka
2010-06-16 17:21 ` Paolo Bonzini
2010-06-17 11:56 ` Michael Matz [this message]
2010-06-17 12:08 ` Jan Hubicka
2010-06-17 12:20 ` Michael Matz
2010-06-17 12:26 ` Jan Hubicka
2010-06-17 12:14 ` Paolo Bonzini
2010-06-15 17:59 ` Dave Korn
2010-06-15 20:30 ` Paolo Bonzini
2010-06-15 20:34 ` Paolo Bonzini
2010-06-15 22:03 ` David Daney
-- strict thread matches above, loose matches on Subject: below --
2004-07-13 20:28 Segher Boessenkool
2004-07-13 20:35 ` Segher Boessenkool
2004-07-15 2:26 ` Vladimir Makarov
2004-07-15 18:04 ` Ranjit Mathew
2004-07-16 13:19 ` Zack Weinberg
2004-07-16 14:38 ` Segher Boessenkool
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