--- old/src/share/vm/gc/g1/g1MarkSweep.cpp	2017-02-20 11:09:14.272244298 +0100
+++ new/src/share/vm/gc/g1/g1MarkSweep.cpp	2017-02-20 11:09:14.140243643 +0100
@@ -56,9 +56,6 @@
 
 class HeapRegion;
 
-bool G1MarkSweep::_archive_check_enabled = false;
-G1ArchiveRegionMap G1MarkSweep::_archive_region_map;
-
 void G1MarkSweep::invoke_at_safepoint(ReferenceProcessor* rp,
                                       bool clear_all_softrefs) {
   assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
@@ -314,26 +311,6 @@
 
 }
 
-void G1MarkSweep::enable_archive_object_check() {
-  assert(!_archive_check_enabled, "archive range check already enabled");
-  _archive_check_enabled = true;
-  size_t length = Universe::heap()->max_capacity();
-  _archive_region_map.initialize((HeapWord*)Universe::heap()->base(),
-                                 (HeapWord*)Universe::heap()->base() + length,
-                                 HeapRegion::GrainBytes);
-}
-
-void G1MarkSweep::set_range_archive(MemRegion range, bool is_archive) {
-  assert(_archive_check_enabled, "archive range check not enabled");
-  _archive_region_map.set_by_address(range, is_archive);
-}
-
-bool G1MarkSweep::in_archive_range(oop object) {
-  // This is the out-of-line part of is_archive_object test, done separately
-  // to avoid additional performance impact when the check is not enabled.
-  return _archive_region_map.get_by_address((HeapWord*)object);
-}
-
 void G1MarkSweep::prepare_compaction_work(G1PrepareCompactClosure* blk) {
   G1CollectedHeap* g1h = G1CollectedHeap::heap();
   g1h->heap_region_iterate(blk);