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Re: system.h asm fixes

To: Ralf Baechle <ralf@oss.sgi.com>
Subject: Re: system.h asm fixes
From: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>
Date: Tue, 18 Jun 2002 00:36:50 +0200
Cc: linux-mips@oss.sgi.com
In-reply-to: <20020617224452.C27009@dea.linux-mips.net>
References: <1024338042.1463.21.camel@localhost.localdomain> <20020617224452.C27009@dea.linux-mips.net>
Sender: owner-linux-mips@oss.sgi.com
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Ralf Baechle wrote:
[snip]
> > Looks to me like we're missing some proper asm clobber markers:
> 
> No, as per convention $1 is never used by the compiler per convention,
> so clobbering not necessary.  I recently removed all "$1" clobbers to
> make the code a bit easier to read.

How can this work? A grep shows many instances of $1 usage,
I don't think all of this code is interrupt safe.


Thiemo

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