linux-kernel - Re: [PATCH] ARM: Fix r7/r11 confusion when CONFIG_THUMB2

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Date:	Tue, 30 Jul 2013 13:50:31 -0400
From:	Christopher Covington <cov@...eaurora.org>
To:	Jean-Francois Moine <moinejf@...e.fr>
CC:	Dave Martin <Dave.Martin@....com>,
	Robert Richter <rric@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Jed Davis <jld@...illa.com>, Will Deacon <will.deacon@....com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Russell King <linux@....linux.org.uk>,
	"oprofile-list@...ts.sf.net" <oprofile-list@...ts.sf.net>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] ARM: Fix r7/r11 confusion when CONFIG_THUMB2_KERNEL=y
 [OT]

On 07/30/2013 06:09 AM, Jean-Francois Moine wrote:
> On Tue, 30 Jul 2013 10:44:57 +0100
> Dave Martin <Dave.Martin@....com> wrote:
>> On Tue, Jul 30, 2013 at 11:38:53AM +0200, Jean-Francois Moine wrote:
>>> On Tue, 30 Jul 2013 10:25:18 +0100
>>> Dave Martin <Dave.Martin@....com> wrote:
>>>> The pragmatic route is less contraversial and lower overhead: even though
>>>> it's not correct as per the ABI, GCC is the only supported compiler for
>>>> building the kernel anyway.  

[...]

>>> Did anybody succeed with clang?  
>>
>> Hmm, I've no idea.  Is this possible?
> 
> freebsd kernels are compiled with clang, and I heard about linux
> patches, but I did not find them yet.

There's a project home page here:

http://llvm.linuxfoundation.org/index.php/Main_Page

Christopher

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