src/os_cpu/windows_x86/vm/assembler_windows_x86_64.cpp

*** 64,71 ****
         movq(thread, rax);
         popq(rax);
     }
  }
  
! bool MacroAssembler::needs_explicit_null_check(int offset) {
!   return offset < 0 || (int)os::vm_page_size() <= offset;
  }
--- 64,77 ----
         movq(thread, rax);
         popq(rax);
     }
  }
  
! bool MacroAssembler::needs_explicit_null_check(intptr_t offset) {
!   if (UseCompressedOops) {
!     uintptr_t heap_base = (uintptr_t)Universe::heap_base();
!     if ((uintptr_t)offset >= heap_base) {
!       offset = (intptr_t)(pointer_delta((void*)offset, (void*)heap_base, 1));
!     }
!   }
!   return offset < 0 || os::vm_page_size() <= offset;
  }