[aarch64-port-dev ] RFR: Merge jdk:master

[Anton Kozlov]

On Thu, 21 Jan 2021 08:44:43 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

> Hi, please review a merge of openjdk/jdk:master into jdk-macos branch. Once reviewed, I'm going to propose the result of this merge as JEP-391 implementation to jdk:master. 
> 
> There is non-trivial changes in gtest to avoid fighting with W^X asserts. Now gtests are started in Write mode, as if they are running in the VM context.

@lewurm @luhenry, could you check windows/aarch64 is still fine?

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PR: https://git.openjdk.java.net/aarch64-port/pull/12