[8u] request for approval: "8172145: C2: anti dependence missed because store hidden by membar"

[David Buck]

approved for backport to 8u-dev once appropriate noreg label has been 
added to the bug report.

[ noreg labels ]
http://openjdk.java.net/guide/changePlanning.html#noreg

Cheers,
-Buck

On 2017/01/04 19:31, Doerr, Martin wrote:
> Hi,
>
>
>
> could you please approve the backport of the following C2 fix to jdk8u-dev:
>
>
>
> 8172145: C2: anti dependence missed because store hidden by membar
>
>
>
> This small fix prevents wrong generated code by C2 compiler in rare situations.
>
>
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8172145
>
> Webrev: http://cr.openjdk.java.net/~mdoerr/8172145_C2_antidep/webrev.01/
>
> Review: http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2017-January/025252.html
>
> URL: http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/9102f200c421
>
>
>
> The original patch cleanly applies.
>
> Thanks and best regards,
> Martin
>