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7121373: Clean up CollectedHeap::is_in

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Fixed G1CollectedHeap::is_in, added tests, cleaned up comments and made Space::is_in pure virtual.

Reviewed-by: brutisso, tonyp, jcoomes
This commit is contained in:
Stefan Karlsson 2011-12-14 12:15:26 +01:00
parent 714e978aac
commit a3943834e1
15 changed files with 54 additions and 32 deletions
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2
hotspot/src/share/vm/memory/generation.hpp
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@ -220,7 +220,7 @@ class Generation: public CHeapObj {
MemRegion prev_used_region() const { return _prev_used_region; }
virtual void save_used_region() { _prev_used_region = used_region(); }
// Returns "TRUE" iff "p" points into an allocated object in the generation.
// Returns "TRUE" iff "p" points into the committed areas in the generation.
// For some kinds of generations, this may be an expensive operation.
// To avoid performance problems stemming from its inadvertent use in
// product jvm's, we restrict its use to assertion checking or