src/share/vm/opto/matcher.cpp

rev 9706 : 8147844: new method j.l.Runtime.onSpinWait() and the corresponding x86 hotspot instrinsic
Contributed-by: ikrylov, ygaevsky
Reviewed-by: iveresov, vlivanov

*** 941,950 ****
--- 941,951 ----
      case Op_HasNegatives:
      case Op_MemBarVolatile:
      case Op_MemBarCPUOrder: // %%% these ideals should have narrower adr_type?
      case Op_StrInflatedCopy:
      case Op_StrCompressedCopy:
+     case Op_OnSpinWait:
      case Op_EncodeISOArray:
        nidx = Compile::AliasIdxTop;
        nat = NULL;
        break;
      }