[jdk8u-dev] RFR: 8315020: The macro definition for LoongArch64 zero build is not accurate.

[mirabilos]

On Sun, 28 Apr 2024 06:48:33 GMT, Leslie Zhai <lzhai at openjdk.org> wrote:

> Hi,
> 
> I'd like to backport this patch to jdk8u. `common/autoconf/platform.m4` and `hotspot/src/os/linux/vm/os_linux.cpp` do not apply cleanly due to context difference, but it is easy to resolve them manually.
> 
> A native build on LoongArch hardware is tested.
> 
> Debian: https://mail.openjdk.org/pipermail/jdk8u-dev/2024-April/018378.html
> 
> 
> $ ./build/images/j2sdk-image/bin/java -version
> openjdk version "1.8.0_412"
> OpenJDK Runtime Environment (build 1.8.0_412-8u412-ga-1-b08)
> OpenJDK 64-Bit Zero VM (build 25.412-b08, interpreted mode)
> 
> 
> Loongnix Desktop:
> 
> 
> $ ./build/linux-loongarch64-normal-zero-release/images/j2sdk-image/bin/java -version
> openjdk version "1.8.0_422-internal"
> OpenJDK Runtime Environment (build 1.8.0_422-internal-zhaixiang_2024_04_28_10_57-b00)
> OpenJDK 64-Bit Zero VM (build 25.422-b00, interpreted mode)
> 
> 
> The risk of the downport is low.
> 
> Thanks,
> Leslie Zhai

Changes requested by mirabilos at github.com (no known OpenJDK username).

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PR Review: https://git.openjdk.org/jdk8u-dev/pull/489#pullrequestreview-2027168673