From: "H. Peter Anvin" <hpa@zytor.com>
To: Chuck Ebbert <76306.1226@compuserve.com>
Cc: linux-kernel@vger.kernel.org, mbligh@mbligh.org,
Mattia Dongili <malattia@linux.it>, Andrew Morton <akpm@osdl.org>
Subject: Re: fs/binfmt_aout.o, Error: suffix or operands invalid for `cmp' [was Re: 2.6.1
Date: Thu, 22 Jun 2006 08:36:40 -0700 [thread overview]
Message-ID: <449AB908.30002@zytor.com> (raw)
In-Reply-To: <200606220238_MC3-1-C321-1AC2@compuserve.com>
Chuck Ebbert wrote:
>>>>
>>> It's complaining about this:
>>>
>>> #APP
>>> addl %ecx,%eax ; sbbl %edx,%edx; cmpl %eax,$-1073741824; sbbl $0,%edx # dump.u_dsize, sum, flag,
>>> #NO_APP
>> The cmpl should have its arguments reversed. It's quite possible some versions of the
>> assembler accepts the form given, but they're wrong (and doubly confusing when used as
>> input to sbb.)
>
> This was built with gcc 4.0.4 20060507 (prerelease).
>
> I don't normally build a.out support, but I just tried and it compiled
> fine with gcc 4.1.1. SO this is probably a compiler bug (almost certainly
> given that it generated illegal assembler code.)
>
It's not (it's #APP, i.e. inline assembly); rather, it's an illegal
constraint.
-hpa
next prev parent reply other threads:[~2006-06-22 15:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-22 6:34 fs/binfmt_aout.o, Error: suffix or operands invalid for `cmp' [was Re: 2.6.1 Chuck Ebbert
2006-06-22 15:36 ` H. Peter Anvin [this message]
2006-06-23 9:06 ` Steven Rostedt
2006-06-23 16:27 ` H. Peter Anvin
2006-06-24 11:53 ` Steven Rostedt
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