[8u] Request for approval for 8170153: PPC64/s390x/aarch64: Poor StrictMath performance due to non-optimized compilation

[Gustavo Romero]

Hi Rob,

Thanks. I added the no regression test label since it only affects build
infrastructure as you requested.

Gustavo

On 15-12-2016 19:41, Rob McKenna wrote:
> Please add the appropriate noreg label to the bug. (noreg-build?)
> 
> Approved.
> 
>     -Rob
> 
> On 15/12/16 07:12, Gustavo Romero wrote:
>> Hi,
>>
>> Re-submitting it for approval as it's now reviewed on 8u:
>> http://mail.openjdk.java.net/pipermail/jdk8u-dev/2016-December/006248.html
>>
>> Could you please approve the backport to jdk8u-dev of the following fix:
>>
>> 8170153: PPC64/s390x/aarch64: Poor StrictMath performance due to non-optimized
>> compilation
>>
>> Bug       : https://bugs.openjdk.java.net/browse/JDK-8170153
>> Webrev 1/2: http://cr.openjdk.java.net/~gromero/8170153/v2/
>> Webreb 2/2: http://cr.openjdk.java.net/~gromero/8170153/v2/jdk/
>> Review    : http://mail.openjdk.java.net/pipermail/hotspot-dev/2016-November/025348.html
>> URL 1/2   : http://hg.openjdk.java.net/jdk9/dev/rev/3c7b02f5fa7c
>> URL 2/2   : http://hg.openjdk.java.net/jdk9/dev/jdk/rev/b6bad6302dc8
>>
>> The original change affects s390x and aarch64 as well but since both
>> architectures are not present on 8u, it's a ppc-only fix on 8u:
>>
>> webrev 1/2: http://cr.openjdk.java.net/~gromero/8170153/v2
>> webrev 2/2: http://cr.openjdk.java.net/~gromero/8170153/v2/jdk
>>
>> Thank you.
>>
>>
>> Regards,
>> Gustavo
>>
>