diff -r 738e04fb1232 -r b800986664f4 src/share/vm/c1/c1_LIR.cpp
--- a/src/share/vm/c1/c1_LIR.cpp	Tue Jul 02 07:51:31 2013 +0200
+++ b/src/share/vm/c1/c1_LIR.cpp	Tue Jul 02 20:42:12 2013 -0400
@@ -430,6 +430,11 @@
   _stub = new ArrayCopyStub(this);
 }
 
+LIR_OpUpdateCRC32::LIR_OpUpdateCRC32(LIR_Opr crc, LIR_Opr val, LIR_Opr res)
+  : LIR_Op(lir_updatecrc32, res, NULL)
+  , _crc(crc)
+  , _val(val) {
+}
 
 //-------------------verify--------------------------
 
@@ -876,6 +881,20 @@
     }
 
 
+// LIR_OpUpdateCRC32
+    case lir_updatecrc32: {
+      assert(op->as_OpUpdateCRC32() != NULL, "must be");
+      LIR_OpUpdateCRC32* opUp = (LIR_OpUpdateCRC32*)op;
+
+      assert(opUp->_crc->is_valid(), "used");          do_input(opUp->_crc);     do_temp(opUp->_crc);
+      assert(opUp->_val->is_valid(), "used");          do_input(opUp->_val);     do_temp(opUp->_val);
+      assert(opUp->_result->is_valid(), "used");       do_output(opUp->_result);
+      assert(opUp->_info == NULL, "no info for LIR_OpUpdateCRC32");
+
+      break;
+    }
+
+
 // LIR_OpLock
     case lir_lock:
     case lir_unlock: {
@@ -1056,6 +1075,10 @@
   masm->emit_code_stub(stub());
 }
 
+void LIR_OpUpdateCRC32::emit_code(LIR_Assembler* masm) {
+  masm->emit_updatecrc32(this);
+}
+
 void LIR_Op0::emit_code(LIR_Assembler* masm) {
   masm->emit_op0(this);
 }
@@ -1763,6 +1786,8 @@
      case lir_dynamic_call:          s = "dynamic";       break;
      // LIR_OpArrayCopy
      case lir_arraycopy:             s = "arraycopy";     break;
+     // LIR_OpUpdateCRC32
+     case lir_updatecrc32:           s = "updatecrc32";   break;
      // LIR_OpLock
      case lir_lock:                  s = "lock";          break;
      case lir_unlock:                s = "unlock";        break;
@@ -1815,6 +1840,13 @@
   tmp()->print(out);     out->print(" ");
 }
 
+// LIR_OpUpdateCRC32
+void LIR_OpUpdateCRC32::print_instr(outputStream* out) const {
+  crc()->print(out);     out->print(" ");
+  val()->print(out);     out->print(" ");
+  result_opr()->print(out); out->print(" ");
+}
+
 // LIR_OpCompareAndSwap
 void LIR_OpCompareAndSwap::print_instr(outputStream* out) const {
   addr()->print(out);      out->print(" ");