src/cpu/sparc/vm/vm_version_sparc.cpp

*** 345,354 ****
--- 345,360 ----
    } else if (UseAdler32Intrinsics) {
      warning("SPARC Adler32 intrinsics require VIS3 instruction support. Intrinsics will be disabled.");
      FLAG_SET_DEFAULT(UseAdler32Intrinsics, false);
    }
  
+   if (UseOnSpinWaitIntrinsic) {
+     if (!FLAG_IS_DEFAULT(UseOnSpinWaitIntrinsic))
+       warning("onSpinWait intrinsic is not available on this CPU");
+     FLAG_SET_DEFAULT(UseOnSpinWaitIntrinsic, false);
+   }
+ 
    if (FLAG_IS_DEFAULT(ContendedPaddingWidth) &&
      (cache_line_size > ContendedPaddingWidth))
      ContendedPaddingWidth = cache_line_size;
  
    // This machine does not allow unaligned memory accesses