Request for reviews (S): 7178280: Failed new vector regression tests

Vladimir Kozlov vladimir.kozlov at oracle.com
Fri Jun 22 10:51:18 PDT 2012


Thank you, Christian and John Cuthbertson.

Vladimir

Christian Thalinger wrote:
> Looks good.  -- Chris
> 
> On Jun 21, 2012, at 11:01 PM, Vladimir Kozlov wrote:
> 
>> http://cr.openjdk.java.net/~kvn/7178280/webrev
>>
>> 7178280: Failed new vector regression tests
>>
>> Post-Allocation copy removal optimization incorrectly replaced spill copy with previously loaded register which was already modified by an other vector operation with smaller vector size.
>>
>> When looking for the same value in an other register check that all parts of that register has the same value.
>>
>> Also removed unused line.
>>
>> Tested with failing and other regression tests.
>>
>> Thanks,
>> Vladimir
> 


More information about the hotspot-compiler-dev mailing list