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8166228: Remove unused HeapRegion::object_iterate_mem_careful()

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Removed unused function.

Reviewed-by: mgerdin, tschatzl
This commit is contained in:
Kim Barrett 2016-09-19 19:59:28 -04:00
parent c354a62301
commit 9b7c58376f
2 changed files with 0 additions and 40 deletions
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29
hotspot/src/share/vm/gc/g1/heapRegion.cpp
View File

@ -352,35 +352,6 @@ void HeapRegion::note_self_forwarding_removal_end(bool during_initial_mark,
_prev_marked_bytes = marked_bytes;
}
HeapWord*
HeapRegion::object_iterate_mem_careful(MemRegion mr,
ObjectClosure* cl) {
G1CollectedHeap* g1h = G1CollectedHeap::heap();
// We used to use "block_start_careful" here. But we're actually happy
// to update the BOT while we do this...
HeapWord* cur = block_start(mr.start());
mr = mr.intersection(used_region());
if (mr.is_empty()) return NULL;
// Otherwise, find the obj that extends onto mr.start().
assert(cur <= mr.start()
&& (oop(cur)->klass_or_null() == NULL ||
cur + oop(cur)->size() > mr.start()),
"postcondition of block_start");
oop obj;
while (cur < mr.end()) {
obj = oop(cur);
if (obj->klass_or_null() == NULL) {
// Ran into an unparseable point.
return cur;
} else if (!g1h->is_obj_dead(obj)) {
cl->do_object(obj);
}
cur += block_size(cur);
}
return NULL;
}
HeapWord*
HeapRegion::
oops_on_card_seq_iterate_careful(MemRegion mr,

11
hotspot/src/share/vm/gc/g1/heapRegion.hpp
View File

@ -653,17 +653,6 @@ class HeapRegion: public G1ContiguousSpace {
}
}
// Requires that "mr" be entirely within the region.
// Apply "cl->do_object" to all objects that intersect with "mr".
// If the iteration encounters an unparseable portion of the region,
// or if "cl->abort()" is true after a closure application,
// terminate the iteration and return the address of the start of the
// subregion that isn't done. (The two can be distinguished by querying
// "cl->abort()".) Return of "NULL" indicates that the iteration
// completed.
HeapWord*
object_iterate_mem_careful(MemRegion mr, ObjectClosure* cl);
// filter_young: if true and the region is a young region then we
// skip the iteration.
// card_ptr: if not NULL, and we decide that the card is not young