ImmutablePredicateOperand is no more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37963 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp
index e4d80ee..18e11bd 100644
--- a/utils/TableGen/CodeGenTarget.cpp
+++ b/utils/TableGen/CodeGenTarget.cpp
@@ -412,8 +412,7 @@
         NumOps = NumArgs;
 
       if (Rec->isSubClassOf("PredicateOperand")) {
-        if (!Rec->getValueAsBit("isImmutable"))
-          isPredicable = true;
+        isPredicable = true;
       }
     } else if (Rec->getName() == "variable_ops") {
       hasVariableNumberOfOperands = true;