From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [lia64-sim] Simulator segfaults
Date: Thu, 07 Aug 2003 02:37:03 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106022394409862@msgid-missing> (raw)
>>>>> On Thu, 7 Aug 2003 09:51:44 +1000, Peter Chubb <peter@chubb.wattle.id.au> said:
>>>>> "David" = David Mosberger <davidm@napali.hpl.hp.com> writes:
Peter> however, I'd expect that attempting to execute an IA32
Peter> instruction that wasn't implemented would generate an
Peter> unimplemented instruction trap to the operating system, not
Peter> cause a segfault.
David> I agree the Ski behavior isn't pretty for this case, but I
David> suspect we may have to just live with it. AFAIK, nobody
David> seriously cares about x86 emulation on Ski, because it's
David> woefully incomplete at any rate (well, it may be useful for
David> DOS-area programs, but certainly not for x86 Linux programs).
Peter> Yes, well, I was trying to use it to work out how to fix IA32
Peter> coredumps on the IA64 kernel --- curerntly an easy way to
Peter> crash 2.6.0 is to run an IA32 program that segfaults.
Hmmh, I think Arun has patches to make ia32 core-dumps work. Arun,
can you confirm?
--david
next reply other threads:[~2003-08-07 2:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-07 2:37 David Mosberger [this message]
2003-08-07 19:08 ` [lia64-sim] Simulator segfaults Arun Sharma
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