Replacing BoolNode with CastToBooleanNode.

Author: ppisl

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/BuiltinConstructors.java

@@ -1192,8 +1192,6 @@ private static String toString(byte[] barr) {
     @SuppressWarnings("unused")
     public abstract static class BoolNode extends PythonBinaryBuiltinNode {
 
-        public abstract boolean executeWith(Object cls, Object val);
-
         @Specialization
         public boolean boolB(Object cls, boolean arg) {
             return arg;
@@ -1229,9 +1227,6 @@ public boolean bool(Object cls, Object obj,
             }
         }
 
-        public static BoolNode create() {
-            return BuiltinConstructorsFactory.BoolNodeFactory.create();
-        }
     }
 
     // list([iterable])

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/object/ObjectBuiltins.java

@@ -76,6 +76,7 @@
 import com.oracle.graal.python.nodes.call.special.LookupAndCallBinaryNode;
 import com.oracle.graal.python.nodes.call.special.LookupAndCallUnaryNode;
 import com.oracle.graal.python.nodes.expression.BinaryComparisonNode;
+import com.oracle.graal.python.nodes.expression.CastToBooleanNode;
 import com.oracle.graal.python.nodes.function.PythonBuiltinBaseNode;
 import com.oracle.graal.python.nodes.function.builtins.PythonBinaryBuiltinNode;
 import com.oracle.graal.python.nodes.function.builtins.PythonTernaryBuiltinNode;
@@ -200,21 +201,20 @@ public boolean eq(Object self, Object other) {
     public abstract static class NeNode extends PythonBinaryBuiltinNode {
 
         @Specialization
+        @TruffleBoundary
         public boolean ne(PythonNativeObject self, PythonNativeObject other) {
             return !self.object.equals(other.object);
         }
 
         @Specialization
         public Object ne(Object self, Object other,
                         @Cached("create(__EQ__)") LookupAndCallBinaryNode eqNode,
-                        @Cached("create()") BuiltinConstructors.BoolNode boolNode,
-                        @Cached("create()") GetClassNode getClassNode) {
+                        @Cached("createIfFalseNode()") CastToBooleanNode ifFalseNode) {
             Object result = eqNode.executeObject(self, other);
             if (result == PNotImplemented.NOT_IMPLEMENTED) {
                 return result;
             }
-
-            return !boolNode.executeWith(getClassNode.execute(result), result);
+            return ifFalseNode.executeWith(result);
         }
     }