Thu, 11 Jun 2009 13:31:01 -0700 6849716: BitMap - performance regression introduced with G1
jcoomes [Thu, 11 Jun 2009 13:31:01 -0700] rev 2998
6849716: BitMap - performance regression introduced with G1 Summary: make verification code visible only in debug builds Reviewed-by: iveresov, ysr, johnc, apetrusenko, tonyp
Sun, 07 Jun 2009 22:08:24 -0700 6814552: par compact - some compilers fail to optimize bitmap code
jcoomes [Sun, 07 Jun 2009 22:08:24 -0700] rev 2997
6814552: par compact - some compilers fail to optimize bitmap code Reviewed-by: tonyp, iveresov, jmasa, ysr
Thu, 11 Jun 2009 17:19:33 -0700 6843694: G1: assert(index < _vs.committed_size(),"bad index"), g1BlockOffsetTable.inline.hpp:55
johnc [Thu, 11 Jun 2009 17:19:33 -0700] rev 2996
6843694: G1: assert(index < _vs.committed_size(),"bad index"), g1BlockOffsetTable.inline.hpp:55 Summary: For heaps larger than 32Gb, the number of heap regions overflows the data type used to hold the region index in the SparsePRT structure. Changed the region indexes, card indexes, and RSet hash table buckets to ints and added some size overflow guarantees. Reviewed-by: ysr, tonyp
Thu, 11 Jun 2009 12:40:00 -0700 6820167: GCALotAtAllSafepoints + FullGCALot(ScavengeALot) options crash JVM
ysr [Thu, 11 Jun 2009 12:40:00 -0700] rev 2995
6820167: GCALotAtAllSafepoints + FullGCALot(ScavengeALot) options crash JVM Summary: Short-circuit gc-a-lot attempts by non-JavaThreads; SkipGCALot c'tor to elide re-entrant gc-a-lot attempts. Reviewed-by: apetrusenko, jcoomes, jmasa, kamg
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