[8u60] Bulk request for approval: 8063137, 8069591, 8068915, 8057919, 8074548, 8062280, 8071788, 8077054

[Vladimir Ivanov]

Sean, thanks!

I'll push hotspot-related fixes through hotspot team forest.

Best regards,
Vladimir Ivanov

On 4/16/15 11:11 PM, Seán Coffey wrote:
> Vladimir,
>
> comments inline..
>
> On 16/04/2015 20:51, Vladimir Ivanov wrote:
>> Please, approve backports of the following fixes into 8u60:
>>
>> (1) 8063137: "Never taken branches should be pruned when GWT
>> LambdaForms are shared"
>> https://bugs.openjdk.java.net/browse/JDK-8063137
>> http://hg.openjdk.java.net/jdk9/jdk9/jdk/rev/d8bbc2fb7df8
> this needs a no-reg label.
>>
>> (2) 8069591: "Customize LambdaForms which are invoked using
>> MH.invoke/invokeExact"
>> https://bugs.openjdk.java.net/browse/JDK-8069591
>> http://hg.openjdk.java.net/jdk9/jdk9/jdk/rev/86fbdebd98af
> this needs a no-reg label
>>
>> (3) 8068915: "C2: uncommon trap w/ Reason_speculate_class_check causes
>> performance regression due to continuous deoptimizations"
>> https://bugs.openjdk.java.net/browse/JDK-8068915
>> http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/ea802a4750aa
> Ideally, this should go to the hotspot team forest. That forest doesn't
> require integration approval. If you've the fix committed as part of
> this push, I've no strong objections to jdk8u-dev as long as all jdk and
> hotspot JPRT tests are green. It requires a noreg label
>>
>> (4) 8057919: "Class.getSimpleName() should work for non-JLS compliant
>> class names"
>> https://bugs.openjdk.java.net/browse/JDK-8057919
>> http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/f90702a3d522
>> http://hg.openjdk.java.net/jdk9/hs-comp/jdk/rev/63e229f7f822
>>
>> (5) 8074548: "Never-taken branches cause repeated deopts in MHs.GWT case"
>> https://bugs.openjdk.java.net/browse/JDK-8074548
>> http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/1aa6df528006
> Like 8068915 - ideally it should go to the 8u hs-dev team forest first.
>>
>> (6) 8062280: "C2: inlining failure due to access checks being too strict"
>> https://bugs.openjdk.java.net/browse/JDK-8062280
>> http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/528423a8c09f
> Should go to hs-dev team forest
>>
>> (7) 8071788: "CountingWrapper.asType() is broken"
>> https://bugs.openjdk.java.net/browse/JDK-8071788
>> http://hg.openjdk.java.net/jdk9/jdk9/jdk/rev/2dc4afee9a85
>>
>> (8) 8077054: "DMH LFs should be customizeable"
>> https://bugs.openjdk.java.net/browse/JDK-8077054
>> http://hg.openjdk.java.net/jdk9/hs-comp/jdk/rev/16381a5f0959
> Needs a noreg label.
>
> Consider these approved but please seek guidance from Alejandro on
> whether some of the hotspot specific fixes should enter 8u codeline via
> the 8u hotspot team forest.
>
> regards,
> Sean.
>>
>> The fixes apply cleanly.
>>
>> Thanks!
>>
>> Best regards,
>> Vladimir Ivanov
>