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8038412: Move object_iterate_careful down from Space to ContigousSpace and CFLSpace

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Only declare the functions where they are actually needed.

Reviewed-by: tschatzl, stefank
This commit is contained in:
Mikael Gerdin 2014-03-12 17:13:48 +01:00
parent e72dd1b433
commit c62c16f94a
4 changed files with 10 additions and 61 deletions
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20
hotspot/src/share/vm/memory/space.hpp
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@ -204,17 +204,6 @@ class Space: public CHeapObj<mtGC> {
// objects whose internal references point to objects in the space.
virtual void safe_object_iterate(ObjectClosure* blk) = 0;
// Iterate over as many initialized objects in the space as possible,
// calling "cl.do_object_careful" on each. Return NULL if all objects
// in the space (at the start of the iteration) were iterated over.
// Return an address indicating the extent of the iteration in the
// event that the iteration had to return because of finding an
// uninitialized object in the space, or if the closure "cl"
// signaled early termination.
virtual HeapWord* object_iterate_careful(ObjectClosureCareful* cl);
virtual HeapWord* object_iterate_careful_m(MemRegion mr,
ObjectClosureCareful* cl);
// Create and return a new dirty card to oop closure. Can be
// overridden to return the appropriate type of closure
// depending on the type of space in which the closure will
@ -833,7 +822,14 @@ class ContiguousSpace: public CompactibleSpace {
// 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);
// iterates on objects up to the safe limit
// Iterate over as many initialized objects in the space as possible,
// calling "cl.do_object_careful" on each. Return NULL if all objects
// in the space (at the start of the iteration) were iterated over.
// Return an address indicating the extent of the iteration in the
// event that the iteration had to return because of finding an
// uninitialized object in the space, or if the closure "cl"
// signaled early termination.
HeapWord* object_iterate_careful(ObjectClosureCareful* cl);
HeapWord* concurrent_iteration_safe_limit() {
assert(_concurrent_iteration_safe_limit <= top(),