IRA copy heuristics

[Vladimir Makarov]

Richard Sandiford wrote:
> "H.J. Lu" <hjl.tools@gmail.com> writes:
>   
>> On Wed, Sep 3, 2008 at 11:19 AM, Richard Sandiford
>> <rdsandiford@googlemail.com> wrote:
>>     
>>> "H.J. Lu" <hjl.tools@gmail.com> writes:
>>>       
>>>> On Tue, Sep 2, 2008 at 8:37 AM, Vladimir Makarov <vmakarov@redhat.com> wrote:
>>>>         
>>>>>> If using DF seems like the Right Thing, we could simply apply both
>>>>>> patches, which would give a similar same allocno order to the one
>>>>>> we have now.  But it seemed better to look a bit deeper first...
>>>>>>
>>>>>>             
>>>>> Richard, please apply the both patches.  As I wrote above there is no
>>>>> SPECFP regression anymore with the patches.  They also solves some
>>>>> testsuite regressions concerning EH.
>>>>>
>>>>>           
>>>> Hi Richard,
>>>>
>>>> Could you please apply your use DF patch? It fixes EH regressions
>>>> as well as 434.zeusmp in SPEC CPU 2006?
>>>>         
>>> As I said yesterday, I'm reluctant to apply the first patch,
>>> because without further analysis, there's a danger it's just
>>> papering over a deeper problem.
>>>       
>> I understand.  That is why I only asked for your use DF patch.
>>     
>
> Doh!  Sorry about that.  I didn't read closely enough.
>
> I'm happy to apply the DF patch in isolation if that's OK with Vlad.
>
>   
It is ok for me.  Please, submit the first patch.