< prev index next >
src/hotspot/share/gc/g1/heapRegionManager.inline.hpp
Print this page
rev 51979 : imported patch 8071913-almost-done
@@ -45,10 +45,20 @@
assert(hr != NULL, "sanity");
assert(hr->hrm_index() == index, "sanity");
return hr;
}
+inline HeapRegion* HeapRegionManager::at_or_null(uint index) const {
+ if (!is_available(index)) {
+ return NULL;
+ }
+ HeapRegion* hr = _regions.get_by_index(index);
+ assert(hr != NULL, "All available regions must have a HeapRegion but index %u has not.", index);
+ assert(hr->hrm_index() == index, "sanity");
+ return hr;
+}
+
inline HeapRegion* HeapRegionManager::next_region_in_humongous(HeapRegion* hr) const {
uint index = hr->hrm_index();
assert(is_available(index), "pre-condition");
assert(hr->is_humongous(), "next_region_in_humongous should only be called for a humongous region.");
index++;
< prev index next >