From: David Brown <david@westcontrol.com>
To: Cody Rigney <codyrigney92@gmail.com>, Andrew Haley <aph@redhat.com>
Cc: <gcc-help@gcc.gnu.org>
Subject: Re: Compiler optimizing variables in inline assembly
Date: Fri, 21 Feb 2014 09:55:00 -0000 [thread overview]
Message-ID: <53072297.2050206@westcontrol.com> (raw)
In-Reply-To: <CA+1=iYbK=iDVKhvPESrbseF5nsB-U2oBBBjTiEyveuEkxVeZGw@mail.gmail.com>
On 20/02/14 20:29, Cody Rigney wrote:
> That makes sense. In this case, the input parameters are actually
> memory addresses. So how would I do an output or clobber that would
> tell the compiler that the memory at those addresses will change?
>
Easy - you specify "memory" in your clobber list!
> Thanks for your time,
>
> Cody
>
(I forgot the "reply all" to the list - sorry for the duplicate.)
next prev parent reply other threads:[~2014-02-21 9:55 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-19 19:05 Cody Rigney
2014-02-20 9:14 ` Andrew Haley
2014-02-20 19:30 ` Cody Rigney
2014-02-21 9:53 ` Andrew Haley
2014-02-21 14:06 ` Cody Rigney
2014-02-21 15:02 ` Andrew Haley
2014-02-21 15:20 ` Cody Rigney
2014-02-27 13:18 ` Cody Rigney
2014-02-27 14:03 ` Andrew Haley
2014-02-27 18:34 ` Cody Rigney
2014-02-21 9:54 ` David Brown
2014-02-21 9:55 ` David Brown [this message]
2014-02-20 9:54 ` David Brown
2014-02-20 19:39 ` Cody Rigney
2014-02-21 10:15 ` David Brown
2014-02-21 14:11 ` Cody Rigney
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