From: "H.J. Lu" <hjl.tools@gmail.com>
To: Paolo Carlini <paolo.carlini@oracle.com>
Cc: "gcc@gcc.gnu.org" <gcc@gcc.gnu.org>
Subject: Re: Why is __i686 undefined for x86_64 -m32 (in mainline)
Date: Tue, 16 Mar 2010 22:39:00 -0000 [thread overview]
Message-ID: <6dc9ffc81003161536ic8dae2ga75590d6fc97619a@mail.gmail.com> (raw)
In-Reply-To: <4BA006FA.2040203@oracle.com>
On Tue, Mar 16, 2010 at 2:32 PM, Paolo Carlini <paolo.carlini@oracle.com> wrote:
> On 03/16/2010 11:27 PM, H.J. Lu wrote:
>> Do you care about -march=core2?
> Ok, thanks, let's check __core2 too, but really, I don't want to fiddle
> too much with these macros in the 4.5.0 timeframe. This is code for
> parallel-mode which really is tailored by and large to modern 64-bit
> machines. For further enhancements we have libstdc++/34106.
>
As I said, you should check __SSE__ and be done with it. Otherwise you
will need to keep adding more checks for no good reasons.
--
H.J.
next prev parent reply other threads:[~2010-03-16 22:36 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4B9FDCC1.2080201@oracle.com>
2010-03-16 20:00 ` H.J. Lu
2010-03-16 20:40 ` Paolo Carlini
2010-03-16 20:53 ` H.J. Lu
2010-03-16 20:58 ` Paolo Carlini
2010-03-16 21:03 ` Jakub Jelinek
2010-03-16 21:06 ` Paolo Carlini
2010-03-16 21:06 ` H.J. Lu
2010-03-16 21:08 ` H.J. Lu
2010-03-16 21:15 ` H.J. Lu
2010-03-16 21:21 ` Paolo Carlini
2010-03-16 21:31 ` H.J. Lu
2010-03-16 21:34 ` Paolo Carlini
2010-03-16 21:36 ` H.J. Lu
2010-03-16 22:27 ` Paolo Carlini
2010-03-16 22:32 ` H.J. Lu
2010-03-16 22:36 ` Paolo Carlini
2010-03-16 22:39 ` H.J. Lu [this message]
2010-03-16 22:57 ` Paolo Carlini
2010-03-16 23:11 ` H.J. Lu
2010-03-17 3:27 ` Paolo Carlini
2010-03-16 19:53 Paolo Carlini
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