Some vool starting to work again

disabling some rubyx compiler tests

lib/vool/if_statement.rb

@@ -25,9 +25,9 @@ module Vool
     end
 
     def full_if(compiler)
-      true_label  = Mom::Label.new( "true_label_#{object_id.to_s(16)}")
-      false_label = Mom::Label.new( "false_label_#{object_id.to_s(16)}")
-      merge_label = Mom::Label.new( "merge_label_#{object_id.to_s(16)}")
+      true_label  = Mom::Label.new( self , "true_label_#{object_id.to_s(16)}")
+      false_label = Mom::Label.new( self , "false_label_#{object_id.to_s(16)}")
+      merge_label = Mom::Label.new( self , "merge_label_#{object_id.to_s(16)}")
 
       head = Mom::TruthCheck.new(condition.slot_definition(compiler) , false_label)
       head << true_label

lib/vool/ivar_assignment.rb

@@ -5,7 +5,7 @@ module Vool
     def to_mom( compiler )
       to = Mom::SlotDefinition.new(:message ,[ :receiver , @name])
       from = @value.slot_definition(compiler)
-      return chain_assign( Mom::SlotLoad.new(to,from) , compiler)
+      return chain_assign( Mom::SlotLoad.new(self,to,from) , compiler)
     end
 
   end

lib/vool/return_statement.rb

@@ -16,9 +16,9 @@ module Vool
     # - store the given return value, this is a SlotMove
     # - activate return sequence (reinstantiate old message and jump to return address)
     def to_mom( compiler )
-      ret = Mom::SlotLoad.new( [:message , :return_value] ,
+      ret = Mom::SlotLoad.new( self , [:message , :return_value] ,
                         @return_value.slot_definition(compiler) )
-      ret << Mom::ReturnJump.new
+      ret << Mom::ReturnJump.new(self)
     end
 
     def to_s(depth = 0)