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src/hotspot/share/opto/runtime.cpp

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@@ -302,18 +302,19 @@
    if ((len > 0) && (result != NULL) &&
        is_deoptimized_caller_frame(current)) {
      // Zero array here if the caller is deoptimized.
      const size_t size = TypeArrayKlass::cast(array_type)->oop_size(result);
      BasicType elem_type = TypeArrayKlass::cast(array_type)->element_type();
-     const size_t hs = arrayOopDesc::header_size(elem_type);
+     const size_t hs_bytes = arrayOopDesc::base_offset_in_bytes(elem_type);
      // Align to next 8 bytes to avoid trashing arrays's length.
-     const size_t aligned_hs = align_object_offset(hs);
+     const size_t aligned_hs_bytes = align_up(hs_bytes, BytesPerLong);
      HeapWord* obj = cast_from_oop<HeapWord*>(result);
-     if (aligned_hs > hs) {
-       Copy::zero_to_words(obj+hs, aligned_hs-hs);
+     if (aligned_hs_bytes > hs_bytes) {
+       Copy::zero_to_bytes(obj + hs_bytes, aligned_hs_bytes - hs_bytes);
      }
      // Optimized zeroing.
+     const size_t aligned_hs = aligned_hs_bytes / HeapWordSize;
      Copy::fill_to_aligned_words(obj+aligned_hs, size-aligned_hs);
    }
  
  JRT_END
  
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