RFR(XS): 8239363: PPC64: Wrong code generation after JDK-8183574

[Doerr, Martin]

Thanks for reviewing! Pushed.

Best regards,
Martin


> -----Original Message-----
> From: Schmidt, Lutz <lutz.schmidt at sap.com>
> Sent: Dienstag, 18. Februar 2020 21:59
> To: Doerr, Martin <martin.doerr at sap.com>; hotspot-dev developers
> (hotspot-dev at openjdk.java.net) <hotspot-dev at openjdk.java.net>; Stefan
> Karlsson <stefan.karlsson at oracle.com>
> Subject: Re: RFR(XS): 8239363: PPC64: Wrong code generation after JDK-
> 8183574
> 
> Hi Martin,
> 
> your change looks good. Thanks for quickly detecting and fixing this. Please
> note: I'm not a reviewer!
> 
> Regards,
> Lutz
> 
> On 18.02.20, 18:08, "hotspot-dev on behalf of Doerr, Martin" <hotspot-dev-
> bounces at openjdk.java.net on behalf of martin.doerr at sap.com> wrote:
> 
>     Hi,
> 
>     JDK-8183574: "Unify the is_power_of_2 functions" broke a piece of PPC64
> code.
> 
>     Issue with more details:
>     https://bugs.openjdk.java.net/browse/JDK-8239363
> 
>     We need to restore usage of log2_long.
>     Webrev:
>     http://cr.openjdk.java.net/~mdoerr/8239363_ppc64_andi/webrev.00/
> 
>     Please review.
> 
>     Best regards,
>     Martin
> 
>