--- a/hotspot/src/share/vm/gc/g1/g1Allocator.cpp Mon Aug 14 16:48:44 2017 +0200
+++ b/hotspot/src/share/vm/gc/g1/g1Allocator.cpp Mon Aug 14 14:32:17 2017 -0400
@@ -331,12 +331,13 @@
}
bool G1ArchiveAllocator::_archive_check_enabled = false;
-G1ArchiveRegionMap G1ArchiveAllocator::_archive_region_map;
+G1ArchiveRegionMap G1ArchiveAllocator::_closed_archive_region_map;
+G1ArchiveRegionMap G1ArchiveAllocator::_open_archive_region_map;
-G1ArchiveAllocator* G1ArchiveAllocator::create_allocator(G1CollectedHeap* g1h) {
+G1ArchiveAllocator* G1ArchiveAllocator::create_allocator(G1CollectedHeap* g1h, bool open) {
// Create the archive allocator, and also enable archive object checking
// in mark-sweep, since we will be creating archive regions.
- G1ArchiveAllocator* result = new G1ArchiveAllocator(g1h);
+ G1ArchiveAllocator* result = new G1ArchiveAllocator(g1h, open);
enable_archive_object_check();
return result;
}
@@ -350,7 +351,11 @@
return false;
}
assert(hr->is_empty(), "expected empty region (index %u)", hr->hrm_index());
- hr->set_archive();
+ if (_open) {
+ hr->set_open_archive();
+ } else {
+ hr->set_closed_archive();
+ }
_g1h->old_set_add(hr);
_g1h->hr_printer()->alloc(hr);
_allocated_regions.append(hr);
@@ -362,7 +367,7 @@
_max = _bottom + HeapRegion::min_region_size_in_words();
// Tell mark-sweep that objects in this region are not to be marked.
- set_range_archive(MemRegion(_bottom, HeapRegion::GrainWords), true);
+ set_range_archive(MemRegion(_bottom, HeapRegion::GrainWords), _open);
// Since we've modified the old set, call update_sizes.
_g1h->g1mm()->update_sizes();