src/share/vm/opto/graphKit.cpp

@@ -4287,11 +4287,11 @@
   // Not null path. Update the matrix.
 
   // This uses a fast calculation for the matrix address. For a description,
   // see src/share/vm/gc/shenandoah/shenandoahConnectionMatrix.inline.hpp,
   // ShenandoahConnectionMatrix::compute_address(const void* from, const void* to).
-  HeapWord* heap_base = ShenandoahHeap::heap()->first_region_bottom();
+  address heap_base = ShenandoahHeap::heap()->base();
   jint stride = matrix->stride_jint();
   jint rs = ShenandoahHeapRegion::region_size_shift_jint();
 
   guarantee(stride < ShenandoahHeapRegion::region_size_bytes_jint(), "sanity");
   guarantee(is_ptr_aligned(heap_base, ShenandoahHeapRegion::region_size_bytes()), "sanity");