src/share/vm/memory/metaspace.cpp

@@ -3096,17 +3096,28 @@
                                   UseSharedSpaces ? (address)cds_base : 0);
 
   initialize_class_space(metaspace_rs);
 
   if (PrintCompressedOopsMode || (PrintMiscellaneous && Verbose)) {
-    gclog_or_tty->print_cr("Narrow klass base: " PTR_FORMAT ", Narrow klass shift: " SIZE_FORMAT,
-                            Universe::narrow_klass_base(), Universe::narrow_klass_shift());
-    gclog_or_tty->print_cr("Compressed class space size: " SIZE_FORMAT " Address: " PTR_FORMAT " Req Addr: " PTR_FORMAT,
-                           compressed_class_space_size(), metaspace_rs.base(), requested_addr);
+      print_compressed_class_space(gclog_or_tty, requested_addr);
   }
 }
 
+void Metaspace::print_compressed_class_space(outputStream* st, const char* requested_addr) {
+  st->print_cr("Narrow klass base: " PTR_FORMAT ", Narrow klass shift: %d",
+               p2i(Universe::narrow_klass_base()), Universe::narrow_klass_shift());
+  if (_class_space_list != NULL) {
+    address base = (address)_class_space_list->current_virtual_space()->bottom();
+    st->print("Compressed class space size: " SIZE_FORMAT " Address: " PTR_FORMAT,
+                 compressed_class_space_size(), p2i(base));
+    if (requested_addr != 0) {
+      st->print(" Req Addr: " PTR_FORMAT, p2i(requested_addr));
+    }
+    st->cr();
+   }
+ }
+
 // For UseCompressedClassPointers the class space is reserved above the top of
 // the Java heap.  The argument passed in is at the base of the compressed space.
 void Metaspace::initialize_class_space(ReservedSpace rs) {
   // The reserved space size may be bigger because of alignment, esp with UseLargePages
   assert(rs.size() >= CompressedClassSpaceSize,