Mercurial > hg > graal-jvmci-8
diff src/share/vm/memory/space.hpp @ 517:e9be0e04635a
6689653: JMapPerm fails with UseConcMarkSweepIncGC and compressed oops off
Summary: Added safe_object_iterate() for use by JMapPerm.
Reviewed-by: tonyp
author | jmasa |
---|---|
date | Tue, 06 Jan 2009 07:05:05 -0800 |
parents | 122d10c82f3f |
children | 0fbdb4381b99 |
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--- a/src/share/vm/memory/space.hpp Sat Dec 20 00:45:18 2008 -0800 +++ b/src/share/vm/memory/space.hpp Tue Jan 06 07:05:05 2009 -0800 @@ -193,6 +193,9 @@ // each. Objects allocated by applications of the closure are not // included in the iteration. virtual void object_iterate(ObjectClosure* blk) = 0; + // Similar to object_iterate() except only iterates over + // objects whose internal references point to objects in the space. + virtual void safe_object_iterate(ObjectClosure* blk) = 0; // Iterate over all objects that intersect with mr, calling "cl->do_object" // on each. There is an exception to this: if this closure has already @@ -843,6 +846,9 @@ void oop_iterate(OopClosure* cl); void oop_iterate(MemRegion mr, OopClosure* cl); void object_iterate(ObjectClosure* blk); + // For contiguous spaces this method will iterate safely over objects + // in the space (i.e., between bottom and top) when at a safepoint. + void safe_object_iterate(ObjectClosure* blk); void object_iterate_mem(MemRegion mr, UpwardsObjectClosure* cl); // iterates on objects up to the safe limit HeapWord* object_iterate_careful(ObjectClosureCareful* cl);