[10] (S) RFR 8191788: add jdk.internal.vm.compiler to --limit-modules if -Djvmci.Compiler=graal is in the command line

David Holmes david.holmes at oracle.com
Wed Nov 29 04:57:41 UTC 2017

Hi Vladimir,

On 29/11/2017 9:51 AM, Vladimir Kozlov wrote:
> http://cr.openjdk.java.net/~kvn/8191788/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8191788
> This is redo of JDK-8190975 [1] fix which added jdk.internal.vm.compiler 
> to tests which have --limit-modules option. Unfortunately tests start 
> failing on SPARC where Graal (jdk.internal.vm.compiler) is not 
> available. JDK-8191653 [2] reversed 8190975 changes to fix that problem.
> This fix adds jdk.internal.vm.compiler to --limit-modules list in JVM 
> only when Graal is used: when it is explicitly specified with 
> -Djvmci.Compiler=graal or in default case and when UseJVMCICompiler is 
> true.

This seems a reasonable way to handle this - at least for now.


3379     // and --limit-modules are spcified.

spcified -> specified


> I tested the fix with failed tests from JDK-8190975 which are mostly 
> AppCDS tests in test/runtime/appcds/jigsaw and also 
> test/jdk/java/lang/String/concat/WithSecurityManager.java
> I think this fix may break upgradeable status of Graal (for Oracle Labs 
> version of Graal).
> But it should be fine since it is only used with --limit-modules which 
> is not used by Labs.
> Thanks,
> Vladimir
> [1] http://hg.openjdk.java.net/jdk/hs/rev/8deb7919d118
> [2] http://hg.openjdk.java.net/jdk/hs/rev/b38d8aadcada

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