Set isStore of instructions with ISD::TRUNCSTORE root node.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28075 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/InstrInfoEmitter.cpp b/utils/TableGen/InstrInfoEmitter.cpp
index d39a51f..611c0e3 100644
--- a/utils/TableGen/InstrInfoEmitter.cpp
+++ b/utils/TableGen/InstrInfoEmitter.cpp
@@ -201,9 +201,11 @@
       DefInit *OpDef = dynamic_cast<DefInit*>(Dag->getOperator());
       if (OpDef) {
         Record *Operator = OpDef->getDef();
-        if (Operator->isSubClassOf("SDNode") &&
-            Operator->getValueAsString("Opcode") == "ISD::STORE")
-          isStore = true;
+        if (Operator->isSubClassOf("SDNode")) {
+          const std::string Opcode = Operator->getValueAsString("Opcode");
+          if (Opcode == "ISD::STORE" || Opcode == "ISD::TRUNCSTORE")
+            isStore = true;
+        }
       }
     }
   }