8353009: Improve documentation for Windows AArch64 builds

Reviewed-by: erikj, ihse
This commit is contained in:
Saint Wesonga
2025-04-17 13:59:44 +00:00
committed by Magnus Ihse Bursie
parent abb23828f9
commit 86f3eafade
2 changed files with 32 additions and 0 deletions

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@@ -1457,6 +1457,24 @@ sh ./configure --with-jvm-variants=server \
and run `make` normally.
#### Building for Windows AArch64
The Visual Studio Build Tools can be used for building the JDK without a full
Visual Studio installation. To set up the Visual Studio 2022 Build Tools on a
Windows AArch64 machine for a native build, launch the installer as follows
in a Windows command prompt:
```
vs_buildtools.exe --quiet --wait --norestart --nocache ^
--installPath "%ProgramFiles(x86)%\Microsoft Visual Studio\2022\BuildTools" ^
--add Microsoft.VisualStudio.Component.VC.CoreBuildTools ^
--add Microsoft.VisualStudio.Component.VC.Tools.ARM64 ^
--add Microsoft.VisualStudio.Component.Windows11SDK.22621
```
To generate Windows AArch64 builds using Cygwin on a Windows x64 machine,
you must set the proper target platform by adding
`--openjdk-target=aarch64-unknown-cygwin` to your configure command line.
## Build Performance
Building the JDK requires a lot of horsepower. Some of the build tools can be