[coldfire-gnu-discuss] Illegal Instruction in libc?

Nathan Sidwell nathan at codesourcery.com
Thu Jul 5 15:31:17 UTC 2007


Mouawad, Tony wrote:
> I have another instance of this issue... I investigated a core dump and
> found that instructions at 0x404a0524 and 0x404a0528 reference valid
> data according to the dump.  At the time we execute 0x404a052c, the
> value in A0 should have been 0x404A2388 (pthread_thread_self) according
> to the memory in the core dump.  Yet the actual value in A0 at the time
> we execute 0x404a052c is 0x404a2388.  So, it looks like something is
> going wrong with register A0.  The memory referenced to set A0 is fine.
> Do you have any ideas as to what could be causing this kind of symptom?
> I have a core dump, would that be useful for you?

Thanks, but without a testcase it's difficult.  Also, our priority is to our 
subscription customers.

nathan
-- 
Nathan Sidwell    ::   http://www.codesourcery.com   ::         CodeSourcery
nathan at codesourcery.com    ::     http://www.planetfall.pwp.blueyonder.co.uk




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