RFR: 8270517: Add Zero support for LoongArch

[Erik Joelsson]

On Thu, 15 Jul 2021 04:04:08 GMT, Ao Qi <aoqi at openjdk.org> wrote:

> LoongArch is a new RISC ISA. This issue proposes adding Zero support for LoongArch. Only 64-bit support is proposed at present.
> 
> linux-loongarch64-zero-{release, fastdebug} build tested:
> 
> $ ./build/linux-loongarch64-zero-fastdebug/jdk/bin/java -version
> openjdk version "18-internal" 2022-03-15
> OpenJDK Runtime Environment (fastdebug build 18-internal+0-adhoc.aoqi.jdk)
> OpenJDK 64-Bit Zero VM (fastdebug build 18-internal+0-adhoc.aoqi.jdk, interpreted mode)

Build changes look good.

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Marked as reviewed by erikj (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4787