RFR (S): 7174532: jdk/test/java/lang/Math/WorstCaseTests.java failing on x86

Vladimir Kozlov vladimir.kozlov at oracle.com
Thu Jun 7 09:43:04 PDT 2012

Thank you, Roland

Could you rename verify_ctw() to verify_fpu_ctw() since there are other control 
words. Could you explain why it is only problem in VM 32-bit and add comment?


Roland Westrelin wrote:
> http://cr.openjdk.java.net/~roland/7174532/webrev.00/
> pow and exp as computed by the new intrinsics on x86 do not provide 
> sufficiently precise results. This change increases the precision for 
> the steps of the pow and exp computation.
> Roland.

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