[11] RFR(XS): 8200227: [Graal] Test times out with Graal due to low compile threshold

Vladimir Kozlov vladimir.kozlov at oracle.com
Mon Mar 26 16:53:03 UTC 2018

Looks good.


On 3/26/18 2:16 AM, Tobias Hartmann wrote:
> Hi,
> please review the following test patch:
> https://bugs.openjdk.java.net/browse/JDK-8200227
> http://cr.openjdk.java.net/~thartmann/8200227/webrev.00/
> The test times out with Graal as JIT because it sets -Xbatch -XX:-TieredCompilation
> -XX:CompileThreshold=100 which extremely slows down execution due to many blocking compilations of
> Graal internal code that needs to be compiled by Graal itself. The test should be executed with
> TieredCompilation enabled to allow Graal code to be C1 compiled. I've verified that all intrinsified
> methods are still compiled (i.e., the test still does what it's supposed to do).
> I've also searched for other tests that use the same flag combination but we don't have any.
> Thanks,
> Tobias

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