RFR: JDK-8307520: set minimum supported CPU architecture to Power8 on AIX

[JoKern65]

On Thu, 11 May 2023 13:27:44 GMT, JoKern65 <duke at openjdk.org> wrote:

> In the compile flags, set the minimum supported CPU architecture to Power8 on AIX, because we do not want to support pwr7 architecture any more.

Now Pwr8 should be the minimum hardware on AIX to run jdk

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PR Comment: https://git.openjdk.org/jdk/pull/13933#issuecomment-1544024177