src/share/vm/c1/c1_LIR.cpp

*** 1008,1017 ****
--- 1008,1026 ----
        do_input(opProfileType->_mdp); do_temp(opProfileType->_mdp);
        do_input(opProfileType->_obj);
        do_temp(opProfileType->_tmp);
        break;
      }
+     case lir_shenandoah_wb: {
+       assert(op->as_OpShenandoahWriteBarrier() != NULL, "must be");
+       LIR_OpShenandoahWriteBarrier* opShenandoahWB = (LIR_OpShenandoahWriteBarrier*) op;
+       do_input(opShenandoahWB->_opr);
+       do_output(opShenandoahWB->_result);
+       do_temp(opShenandoahWB->_tmp1);
+       do_temp(opShenandoahWB->_tmp2);
+       break;
+     }
    default:
      ShouldNotReachHere();
    }
  }
  
*** 1106,1115 ****
--- 1115,1128 ----
    if (stub()) {
      masm->append_code_stub(stub());
    }
  }
  
+ void LIR_OpShenandoahWriteBarrier::emit_code(LIR_Assembler* masm) {
+   masm->emit_opShenandoahWriteBarrier(this);
+ }
+ 
  void LIR_OpConvert::emit_code(LIR_Assembler* masm) {
    masm->emit_opConvert(this);
    if (stub() != NULL) {
      masm->append_code_stub(stub());
    }
*** 1814,1833 ****
--- 1827,1854 ----
       case lir_cas_int:               s = "cas_int";      break;
       // LIR_OpProfileCall
       case lir_profile_call:          s = "profile_call";  break;
       // LIR_OpProfileType
       case lir_profile_type:          s = "profile_type";  break;
+      case lir_shenandoah_wb:         s = "shenandoah_wb"; break;
       // LIR_OpAssert
  #ifdef ASSERT
       case lir_assert:                s = "assert";        break;
  #endif
       case lir_none:                  ShouldNotReachHere();break;
      default:                         s = "illegal_op";    break;
    }
    return s;
  }
  
+ void LIR_OpShenandoahWriteBarrier::print_instr(outputStream* out) const {
+   out->print("[obj: "); in_opr()->print(out); out->print("]");
+   out->print("[res: "); result_opr()->print(out); out->print("]");
+   out->print("[tmp1: "); tmp1_opr()->print(out); out->print("]");
+   out->print("[tmp2: "); tmp2_opr()->print(out); out->print("]");
+ }
+ 
  // LIR_OpJavaCall
  void LIR_OpJavaCall::print_instr(outputStream* out) const {
    out->print("call: ");
    out->print("[addr: " INTPTR_FORMAT "]", p2i(address()));
    if (receiver()->is_valid()) {