[jdk17u] RFR: 8270517: Add Zero support for LoongArch

[Ao Qi]

On Mon, 11 Oct 2021 13:55:17 GMT, Ao Qi <aoqi at openjdk.org> wrote:

> I'd like to backport JDK-8270517 to jdk17u. The original patch applied cleanly. The patch added Zero support for LoongArch.
> 
> linux-loongarch64-zero-{release, fastdebug} build tested:
> 
> 
> $ ./build/linux-loongarch64-zero-release/images/jdk/bin/java -version
> openjdk version "17-internal" 2021-09-14
> OpenJDK Runtime Environment (build 17-internal+0-adhoc.aoqi.jdk17u)
> OpenJDK 64-Bit Zero VM (build 17-internal+0-adhoc.aoqi.jdk17u, interpreted mode)

jdk17u-fix-request had been approved.

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PR: https://git.openjdk.java.net/jdk17u/pull/179