Add TruffleBoundaries to uncached nodes

Author: msimacek

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/attributes/LookupCallableSlotInMRONode.java

@@ -50,6 +50,7 @@
 import com.oracle.graal.python.builtins.objects.type.SpecialMethodSlot;
 import com.oracle.graal.python.runtime.PythonContext;
 import com.oracle.graal.python.runtime.PythonOptions;
+import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
 import com.oracle.truffle.api.TruffleLanguage;
 import com.oracle.truffle.api.dsl.Bind;
 import com.oracle.truffle.api.dsl.Cached;
@@ -193,6 +194,7 @@ private UncachedLookup(SpecialMethodSlot slot) {
         }
 
         @Override
+        @TruffleBoundary
         public final Object execute(Object klass) {
             if (klass instanceof PythonBuiltinClassType) {
                 Object result = slot.getValue((PythonBuiltinClassType) klass);

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/call/special/LookupSpecialMethodSlotNode.java

@@ -43,6 +43,7 @@
 import com.oracle.graal.python.builtins.objects.function.BuiltinMethodDescriptor;
 import com.oracle.graal.python.builtins.objects.type.SpecialMethodSlot;
 import com.oracle.graal.python.nodes.attributes.LookupCallableSlotInMRONode;
+import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
 import com.oracle.truffle.api.dsl.Cached;
 import com.oracle.truffle.api.dsl.Specialization;
 import com.oracle.truffle.api.frame.Frame;
@@ -82,6 +83,7 @@ public UncachedLookup(SpecialMethodSlot slot) {
         }
 
         @Override
+        @TruffleBoundary
         public Object execute(@SuppressWarnings("unused") Frame frame, Object type, Object receiver) {
             return MaybeBindDescriptorNode.getUncached().execute(frame, lookup.execute(type), receiver, type);
         }