repair: ignore initial statements and parameter arguments

rtlrepair/repair.py

@@ -108,6 +108,10 @@ def visit_Parameter(self, node: vast.Parameter):
         # by default we ignore any parameter declarations
         return node
 
+    def visit_ParamArg(self, node: vast.ParamArg):
+        # by default we ignore any parameter assignments since they need to be constant
+        return node
+
     def visit_Integer(self, node: vast.Integer):
         # by default we ignore any integer declarations
         return node
@@ -120,6 +124,10 @@ def visit_Portlist(self, node: vast.Portlist):
         # by default we ignore the portlist since we cannot dynamically change ports
         return node
 
+    def visit_Initial(self, node: vast.Initial):
+        # by default we ignore the initial statements since starting values of registers cannot change at circuit run time
+        return node
+
     def visit_ForStatement(self, node: vast.ForStatement):
         # by default we ignore the condition, pre and post of the for statement since it cannot dynamically be changed
         node.statement = self.visit(node.statement)