RFR (XS) 8057845: ClassVerifier::verify_exception_handler_targets reconstructs the ExceptionTable in a loop

[harold seigel]

Thank you Coleen!
Harold

On 9/19/2014 8:03 AM, Coleen Phillimore wrote:
>
> Looks good to me also.
> Coleen
>
> On 9/18/14, 2:39 PM, harold seigel wrote:
>> Hi,
>>
>> Please review this small verifier performance improvement for bug 
>> JDK-8057845.  The change stops re-fetching the exception table for 
>> each loop iteration.  The re-fetching is no longer needed because 
>> Method no longer gets moved by gc.  This change noticeably improved 
>> Nashorn class loading.
>>
>> bug:  https://bugs.openjdk.java.net/browse/JDK-8057845
>> Open webrev: http://cr.openjdk.java.net/~hseigel/bug_8057845/
>>
>> The fix was tested with JCK lang, vm, and api/java_lang tests, ute 
>> quick tests, ute split_verifier tests, JPRT, and hotspot JTREG tests.
>>
>> Thanks, Harold
>