From: Avi Kivity <avi@qumranet.com>
To: linux-ia64@vger.kernel.org
Subject: Re: ld2.acq - sign extension?
Date: Mon, 19 May 2008 10:31:35 +0000 [thread overview]
Message-ID: <48315707.4020805@qumranet.com> (raw)
In-Reply-To: <yq0wslqiqyp.fsf@jaguar.mkp.net>
Jes Sorensen wrote:
> Andreas Schwab wrote:
>> Jes Sorensen <jes@sgi.com> writes:
>>
>>> Basically if I apply the below diff my code no longer works. However I
>>> am under the impression that ld2.acq does sign extension?
>>
>> ld always zero extends.
>
> Hi Andreas,
>
> Thats what I thought too, but do you have any explanation as to why
> that patch I included makes a difference?
>
r17 is used later on, so your patch makes it uninitialized (if I may
venture to comment about an assembly language I know nothing about).
Maybe a bug in the instruction emulator?
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2008-05-19 10:31 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-19 9:27 ld2.acq - sign extension? Jes Sorensen
2008-05-19 9:46 ` Andreas Schwab
2008-05-19 9:55 ` Jes Sorensen
2008-05-19 10:31 ` Avi Kivity [this message]
2008-05-19 12:12 ` Matthew Chapman
2008-05-19 12:25 ` Jes Sorensen
2008-05-19 12:51 ` Jes Sorensen
2008-05-20 4:48 ` Xu, Anthony
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