Make TypeNodes.GetSubclassesNode uncached

Author: timfel

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/type/PythonManagedClass.java

@@ -173,7 +173,7 @@ private void unsafeSetSuperClass(PythonAbstractClass... newBaseClasses) {
 
         for (PythonAbstractClass base : getBaseClasses()) {
             if (base != null) {
-                GetSubclassesNode.doSlowPath(base).add(this);
+                GetSubclassesNode.getUncached().execute(base).add(this);
             }
         }
         this.methodResolutionOrder.setInternalArrayObject(ComputeMroNode.doSlowPath(this));

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/type/TypeNodes.java

@@ -366,6 +366,7 @@ public static GetSuperClassNode getUncached() {
 
     @TypeSystemReference(PythonTypes.class)
     @ImportStatic(NativeMemberNames.class)
+    @GenerateUncached
     public abstract static class GetSubclassesNode extends PNodeWithContext {
 
         public abstract Set<PythonAbstractClass> execute(Object obj);
@@ -382,7 +383,6 @@ Set<PythonAbstractClass> doPythonClass(PythonBuiltinClassType obj,
         }
 
         @Specialization
-        @TruffleBoundary
         Set<PythonAbstractClass> doNativeClass(PythonNativeClass obj,
                         @Cached GetTypeMemberNode getTpSubclassesNode,
                         @Cached("createClassProfile()") ValueProfile profile) {
@@ -397,21 +397,6 @@ Set<PythonAbstractClass> doNativeClass(PythonNativeClass obj,
         }
 
         @TruffleBoundary
-        public static Set<PythonAbstractClass> doSlowPath(Object obj) {
-            if (obj instanceof PythonManagedClass) {
-                return ((PythonManagedClass) obj).getSubClasses();
-            } else if (obj instanceof PythonBuiltinClassType) {
-                return PythonLanguage.getCore().lookupType((PythonBuiltinClassType) obj).getSubClasses();
-            } else if (PGuards.isNativeClass(obj)) {
-                Object tpSubclasses = GetTypeMemberNode.getUncached().execute(obj, NativeMemberNames.TP_SUBCLASSES);
-                if (tpSubclasses instanceof PDict) {
-                    return wrapDict(tpSubclasses);
-                }
-                throw new IllegalStateException("invalid subclasses dict " + tpSubclasses.getClass().getName());
-            }
-            throw new IllegalStateException("unknown type " + obj.getClass().getName());
-        }
-
         private static Set<PythonAbstractClass> wrapDict(Object tpSubclasses) {
             return new Set<PythonAbstractClass>() {
                 private final PDict dict = (PDict) tpSubclasses;
@@ -492,6 +477,10 @@ public static GetSubclassesNode create() {
             return GetSubclassesNodeGen.create();
         }
 
+        public static GetSubclassesNode getUncached() {
+            return GetSubclassesNodeGen.getUncached();
+        }
+
     }
 
     @GenerateUncached