HotSpot 17 merge

Andrew John Hughes ahughes at redhat.com
Mon May 17 01:22:43 PDT 2010


On 16 May 2010 18:22, Andrew Haley <aph at redhat.com> wrote:
> On 05/16/2010 05:14 PM, Andrew John Hughes wrote:
>> The webrev is here:
>>
>> http://cr.openjdk.java.net/~andrew/jdk6-hs17-merge/
>>
>> I'd also like to revert:
>>
>> 6909480: Disable Escape Analysis in jdk 6u18
>> http://hg.openjdk.java.net/hsx/hsx16/master/rev/4ebd3f8407eb
>>
>> which isn't present in hs17 (and so remains a difference between jdk6
>> and hs17) as, unlike jdk6's version, hs17 is based on the main HotSpot
>> tree rather than the hs16 master.  I didn't include this in the merge
>> because it's clearer what's going on if it appears as a separate
>> change.
>
> Ahh, good catch.
>
> Do we have any idea why escape analysis is disabled?
>
> Andrew.
>

I assume it wasn't stable enough in hs16, but the bug isn't visible.
Can someone from the HotSpot team shed more light on this?
-- 
Andrew :-)

Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)

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