RFR(s) 8170153: PPC64: Poor StrictMath performance due to non-optimized compilation
Gustavo Romero
gromero at linux.vnet.ibm.com
Wed Nov 23 15:29:51 UTC 2016
Hi Martin,
On 23-11-2016 12:38, Doerr, Martin wrote:
> Hi Gustavo,
>
> thanks for providing the webrevs.
>
> I have ran the StrictMath jck tests which fail when building with -O3 and without -ffp-contract=off:
> FailedTests:
> api/java_lang/StrictMath/desc.html#acos javasoft.sqe.tests.api.java.lang.StrictMath.acos_test
> api/java_lang/StrictMath/desc.html#asin javasoft.sqe.tests.api.java.lang.StrictMath.asin_test
> api/java_lang/StrictMath/desc.html#atan javasoft.sqe.tests.api.java.lang.StrictMath.atan_test
> api/java_lang/StrictMath/desc.html#atan2 javasoft.sqe.tests.api.java.lang.StrictMath.atan2_test
> api/java_lang/StrictMath/desc.html#cos javasoft.sqe.tests.api.java.lang.StrictMath.cos_test
> api/java_lang/StrictMath/desc.html#exp javasoft.sqe.tests.api.java.lang.StrictMath.exp_test
> api/java_lang/StrictMath/desc.html#log javasoft.sqe.tests.api.java.lang.StrictMath.log_test
> api/java_lang/StrictMath/desc.html#sin javasoft.sqe.tests.api.java.lang.StrictMath.sin_test
> api/java_lang/StrictMath/desc.html#tan javasoft.sqe.tests.api.java.lang.StrictMath.tan_test
> api/java_lang/StrictMath/index.html#expm1 javasoft.sqe.tests.api.java.lang.StrictMath.expm1Tests -TestCaseID ALL
> api/java_lang/StrictMath/index.html#log10 javasoft.sqe.tests.api.java.lang.StrictMath.log10Tests -TestCaseID ALL
> api/java_lang/StrictMath/index.html#log1p javasoft.sqe.tests.api.java.lang.StrictMath.log1pTests -TestCaseID ALL
>
> All of them have passed when building with -O3 and -ffp-contract=off (on linuxppc64le).
Thank you very much for running the additional StrictMath jck tests against the change!
Best regards,
Gustavo
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