sparc-rtems recent test regressions

[Joel Sherrill]

On 02/08/2011 09:34 AM, Jeff Law wrote:
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> On 02/07/11 12:47, Joel Sherrill wrote:
>> On 02/07/2011 01:46 PM, Jeff Law wrote:
>> On 02/07/11 11:51, Joel Sherrill wrote:
>>>>> On 02/07/2011 09:32 AM, Jeff Law wrote:
>>>>> On 02/02/11 07:19, Joel Sherrill wrote:
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> In the past few days, something has regressed
>>>>>>>> on the sparc. Revision 169143 only had 699 failures
>>>>>>>> and ~100 of those were LTO related.  David Korn's
>>>>>>>> patch seems to have resolved those. Revision 169504
>>>>>>>> has 2231 failures.
>>>>> Were you able to test whether or not the ira-costs.c patch was the cause
>>>>> of these problems?  It's been problematical elsewhere and it wouldn't
>>>>> take much more than a nudge to for me to pull it given its ability to
>>>>> uncover latent problems.
>>>>>
>>>>>> This is for revision 169231.  So it looks like that caused
>>>>>> the failures.
>> OK.  I'm going to take a looksie.  As long as it isn't something I've
>> already fixed or some dumb bug elsewhere, the plan is to pull the
>> ira-costs patch and revisit it in stage1.
>>
>>> If you need me to test something, just yell.
> Will do.
>
> What's the best way to test the sparc-rtems target?  Do you use a sim?
> I've got access to sparcs via the gcc buildfarm, but that's about it.
>
We use the sis/erc32 simulator in gdb.

You have to build binutils, gdb, gcc/newlib, and rtems
to be able to test.  I am happy to help you offline
with setting it up.  But it is probably quicker for
you to send me a patch and let me push it through
the (smaller than GCC's) RTEMS build farm. :)
> jeff
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-- 
Joel Sherrill, Ph.D.             Director of Research&  Development
joel.sherrill@OARcorp.com        On-Line Applications Research
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