RFR (XS): 8213829: Remove circular dependency between g1CollectedHeap and g1ConcurrentMark
kim.barrett at oracle.com
Wed Nov 14 22:21:13 UTC 2018
> On Nov 14, 2018, at 3:33 AM, Man Cao <manc at google.com> wrote:
> Thanks for the review.
> I don't know the internals of GCC well enough to explain this issue, but it is related to function template instantiation due to g1ConcurrentMark.inline.hpp.
> I'm looking at objdump output of g1BarrierSet.cpp in order to diagnose a performance difference between Clang and GCC builds. Once g1ConcurrentMark.inline.hpp gets transitively included, g1BarrierSet.o contains many instantiations of function templates unrelated to the G1BarrierSet class.
Thanks for the additional details.
More information about the hotspot-gc-dev