Mercurial > hg > graal-jvmci-8
diff src/share/vm/gc_implementation/g1/heapRegionSet.cpp @ 4827:2e966d967c5c
7121547: G1: High number mispredicted branches while iterating over the marking bitmap
Summary: There is a high number of mispredicted branches associated with calling BitMap::iteratate() from within CMBitMapRO::iterate(). Implement a version of CMBitMapRO::iterate() directly using inline-able routines.
Reviewed-by: tonyp, iveresov
author | johnc |
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date | Fri, 13 Jan 2012 13:27:48 -0800 |
parents | 8aae2050e83e |
children | 720b6a76dd9d |