Path: csiph.com!aioe.org!news.e-liance.net!news.e-liance.net!feeds.phibee-telecom.net!news.panservice.it!diesel.cu.mi.it!bofh.it!news.nic.it!robomod
From: "H. Peter Anvin" <hpa@zytor.com>
Newsgroups: linux.kernel
Subject: Re: ASM flags in general
Date: Tue, 28 Jul 2015 02:10:01 +0200
Message-ID: <pR0CZ-Rv-5@gated-at.bofh.it>
References: <pQUHf-tM-9@gated-at.bofh.it> <pQVWF-2rE-9@gated-at.bofh.it> <pQXlN-4tq-41@gated-at.bofh.it> <pQXOO-5h8-19@gated-at.bofh.it> <pQZnA-7lN-31@gated-at.bofh.it> <pR09Z-8vE-47@gated-at.bofh.it> <pR09Z-8vE-45@gated-at.bofh.it> <pR0tj-r2-9@gated-at.bofh.it> <pR0tj-r2-7@gated-at.bofh.it> <pR0tk-r2-13@gated-at.bofh.it> <pR0tk-r2-17@gated-at.bofh.it>
X-Original-To: Andy Lutomirski <luto@amacapital.net>
User-Agent: K-9 Mail for Android
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain; charset=UTF-8
Sender: robomod@news.nic.it
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Approved: robomod@news.nic.it
Lines: 24
Organization: linux.* mail to news gateway
X-Original-Cc: Andy Lutomirski <luto@kernel.org>, Uros Bizjak <uros_bizjak1@t-2.net>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>, Uros Bizjak <ubizjak@gmail.com>, Ingo Molnar <mingo@kernel.org>
X-Original-Date: Mon, 27 Jul 2015 17:03:08 -0700
X-Original-Message-ID: <9F16C950-32F0-4DC0-9B33-CD1288529C9A@zytor.com>
X-Original-References: <1438019319-19731-1-git-send-email-uros_bizjak1@t-2.net> <55B680D8.5070702@zytor.com> <55B696B2.3000702@kernel.org> <55B69CED.8050709@zytor.com> <CALCETrWh82yV0w0zuijzWbt39bYy=kKK0-ZMSZJVtHDk6uL31Q@mail.gmail.com> <BFA94A6B-8E68-4990-8737-F1F470D47F6A@zytor.com> <CALCETrWRBQE4PJY-dHaD-KSMSW0DpavDj8BeHJ0vZZXP0gjWNg@mail.gmail.com> <E2EE4512-30B2-4E73-B91A-DC1A9AA0AF6C@zytor.com> <CALCETrXx=c4HVFkLxyVxDtPBDq8ERO4ds34+t4Cjphj4KijHYg@mail.gmail.com> <F056AAD8-503F-49CB-A9EA-1A3AAB3BBBFA@zytor.com> <CALCETrW0SM=4zLM3S3FwYjYJTeAcGrkkP+bzYP-KSpFW9QK1rg@mail.gmail.com>
X-Original-Sender: linux-kernel-owner@vger.kernel.org
Xref: aioe.org linux.kernel:1193654

There are certainly applications.  That just isn't one of them.

On July 27, 2015 4:58:29 PM PDT, Andy Lutomirski <luto@amacapital.net> wrote:
>On Mon, Jul 27, 2015 at 4:56 PM, H. Peter Anvin <hpa@zytor.com> wrote:
>> Sure... but now you have to wrap things in stac/clac.  I'm not sure I
>see the point since the code is already pretty much optimal.
>
>Ick.  I forgot about that.
>
>It would benefit all the users who aren't using the _ex functions,
>though.  And, if there are enough of those, it just might be worth
>trying to postprocess object files to collapse adjacent stac and clac
>instances, or just to teach the alternatives code to nop them out if
>they're redundant.
>
>--Andy

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/