RFR 8004128: NPG: remove stackwalking in Threads::gc_prologue and gc_epilogue code

Vladimir Kozlov vladimir.kozlov at oracle.com
Thu Jul 17 18:27:11 UTC 2014

This looks good. I looked through it several times and found nothing 


On 7/17/14 10:59 AM, Coleen Phillimore wrote:
> I created another webrev with the better version of webrev (with source
> file navigation) which makes this much easier to read.
> open webrev at http://cr.openjdk.java.net/~coleenp/8004128_2/
> Thanks!
> Coleen
> On 7/14/14, 8:05 PM, Coleen Phillimore wrote:
>> Summary: remove bcx and mdx handling.  We no longer have to convert
>> bytecode pointers or method data pointers to indices for GC since
>> Metadata aren't moved.
>> Tested with nsk.quick.testlist, jck tests, JPRT.
>> Most of this is renaming bcx to bcp and mdx to mdp.  The content
>> changes are in frame.cpp.  StefanK implemented 90% of these changes.
>> open webrev at http://cr.openjdk.java.net/~coleenp/8004128/
>> bug link https://bugs.openjdk.java.net/browse/JDK-8004128
>> Thanks,
>> Coleen

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