From: "H.J. Lu" <hjl.tools@gmail.com>
To: Erik Trulsson <ertr1013@student.uu.se>
Cc: Geert Bosch <bosch@adacore.com>,
"Joseph S. Myers" <joseph@codesourcery.com>,
Richard Guenther <richard.guenther@gmail.com>,
Steven Bosscher <stevenb.gcc@gmail.com>,
Joe Buck <Joe.Buck@synopsys.com>,
"tprince@computer.org" <tprince@computer.org>,
"gcc@gcc.gnu.org" <gcc@gcc.gnu.org>
Subject: Re: Change x86 default arch for 4.5?
Date: Sun, 21 Feb 2010 20:27:00 -0000 [thread overview]
Message-ID: <6dc9ffc81002211227s7618be16r15daebac182b3c6f@mail.gmail.com> (raw)
In-Reply-To: <20100221202244.GA120@owl.midgard.homeip.net>
On Sun, Feb 21, 2010 at 12:22 PM, Erik Trulsson <ertr1013@student.uu.se> wrote:
>>
>> I agreed that gcc for x86 should choose a sensible default for 95% of
>> current x86 processors in use. People with those old processors can
>> use older gcc or -march=.
>>
>> Default to SSE2 is a good first step.
>
> I think you vastly underestimate the number of older x86 processors in
> use.
>
There is nothing which stops them from using -march=i386. It just may not
be the default.
--
H.J.
next prev parent reply other threads:[~2010-02-21 20:27 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-18 22:09 Jason Merrill
2010-02-18 23:30 ` Joe Buck
2010-02-19 0:31 ` David Daney
2010-02-19 0:54 ` Joe Buck
2010-02-19 2:00 ` Tim Prince
2010-02-19 17:31 ` Joe Buck
2010-02-20 7:58 ` Erik Trulsson
2010-02-21 11:18 ` Steven Bosscher
2010-02-21 12:06 ` Geert Bosch
2010-02-21 12:13 ` Richard Guenther
2010-02-21 12:33 ` Paolo Carlini
2010-02-21 14:58 ` Joseph S. Myers
2010-02-21 17:15 ` Geert Bosch
2010-02-21 17:27 ` H.J. Lu
2010-02-21 20:23 ` Erik Trulsson
2010-02-21 20:27 ` H.J. Lu [this message]
2010-02-21 21:14 ` Erik Trulsson
2010-02-21 21:54 ` H.J. Lu
2010-02-21 21:59 ` Steven Bosscher
2010-02-21 23:10 ` Erik Trulsson
2010-02-22 2:09 ` Vincent Lefevre
2010-02-27 17:27 ` Gerald Pfeifer
2010-02-21 21:54 ` Steven Bosscher
2010-02-21 22:19 ` Dave Korn
2010-02-21 23:28 ` Martin Guy
2010-02-22 0:06 ` Steven Bosscher
2010-02-21 22:50 ` Erik Trulsson
2010-02-21 23:17 ` Dave Korn
2010-02-22 0:29 ` Erik Trulsson
2010-02-22 11:04 ` Andrew Haley
2010-02-22 17:09 ` Dave Korn
2010-02-22 1:21 ` Geert Bosch
2010-02-22 1:57 ` Joseph S. Myers
2010-02-22 2:25 ` Vincent Lefevre
2010-02-22 2:58 ` Joseph S. Myers
2010-02-22 4:23 ` Vincent Lefevre
2010-02-22 4:32 ` Vincent Lefevre
2010-02-22 2:33 ` Geert Bosch
2010-02-21 22:05 ` H.J. Lu
2010-02-23 9:25 ` Piotr Wyderski
2010-02-21 17:34 ` Richard Guenther
2010-02-21 17:34 ` Joseph S. Myers
2010-02-21 17:36 ` Richard Guenther
2010-02-21 17:48 ` Joseph S. Myers
2010-02-21 18:25 ` Martin Guy
2010-02-21 19:09 ` Steven Bosscher
2010-02-21 19:29 ` Dave Korn
2010-02-21 20:03 ` Martin Guy
2010-02-21 20:26 ` Dave Korn
2010-02-21 20:37 ` Laurent GUERBY
2010-02-21 21:55 ` Steven Bosscher
2010-02-22 20:32 ` Toon Moene
2010-02-22 20:37 ` Dave Korn
2010-02-21 19:46 ` Martin Guy
2010-02-21 20:03 ` Dave Korn
2010-02-21 20:10 ` Joe Buck
2010-02-22 1:39 ` Geert Bosch
2010-02-21 17:22 ` H.J. Lu
2010-02-22 1:41 ` Geert Bosch
2010-02-22 10:27 ` Andrew Haley
2010-02-22 10:39 ` Richard Guenther
2010-02-19 20:56 ` Florian Weimer
2010-02-19 23:06 ` Joel Dice
2010-02-19 0:46 ` Joseph S. Myers
2010-02-19 2:57 ` Jason Merrill
2010-02-19 17:02 ` Paolo Bonzini
2010-02-21 11:21 ` Paolo Carlini
2010-02-21 18:02 ` Dave Korn
2010-02-21 18:28 ` Martin Guy
2010-02-24 23:00 ` Jason Merrill
2010-02-25 7:07 ` Uros Bizjak
2010-02-25 10:37 ` Paolo Bonzini
2010-02-25 10:48 ` Paolo Bonzini
2010-02-25 23:14 ` Jason Merrill
2010-02-26 11:00 ` H.J. Lu
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