diff --git a/lib/register/builtin/compile_helper.rb b/lib/register/builtin/compile_helper.rb
new file mode 100644
index 00000000..cd0e5828
--- /dev/null
+++ b/lib/register/builtin/compile_helper.rb
@@ -0,0 +1,28 @@
+
+module Register
+  module Builtin
+    module CompileHelper
+
+      def self_and_arg(compiler , source)
+        #Load self by "calling" on_name
+        me = compiler.process( Typed::Tree::NameExpression.new( :self) )
+        # Load the argument
+        index = compiler.use_reg :Integer
+        compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
+        return me , index
+      end
+
+      def compiler_for( method_name , args)
+        Typed::Compiler.new.create_method(:Object , method_name , args ).init_method
+      end
+
+      # Load the value
+      def do_load(compiler, source)
+        value = compiler.use_reg :Integer
+        compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(2), value )
+        value
+      end
+
+    end
+  end
+end
diff --git a/lib/register/builtin/object.rb b/lib/register/builtin/object.rb
index 302c603c..7f99a835 100644
--- a/lib/register/builtin/object.rb
+++ b/lib/register/builtin/object.rb
@@ -1,22 +1,18 @@
-require "ast/sexp"
+require_relative "compile_helper"
 
 module Register
   module Builtin
     class Object
       module ClassMethods
-        include AST::Sexp
+        include CompileHelper
 
         # self[index] basically. Index is the first arg
         # return is stored in return_value
         # (this method returns a new method off course, like all builtin)
         def get_internal_word context
-          compiler = Typed::Compiler.new.create_method(:Object , :get_internal_word , {:index => :Integer}).init_method
+          compiler = compiler_for(:get_internal_word , {:index => :Integer})
           source = "get_internal_word"
-          #Load self by "calling" on_name
-          me = compiler.process( Typed::Tree::NameExpression.new( :self) )
-          # Load the argument
-          index = compiler.use_reg :Integer
-          compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
+          me , index = self_and_arg(compiler,source)
           # reduce me to me[index]
           compiler.add_code  GetSlot.new( source , me , index , me)
           # and put it back into the return value
@@ -27,17 +23,11 @@ module Register
         # self[index] = val basically. Index is the first arg , value the second
         # no return
         def set_internal_word context
-          compiler = Typed::Compiler.new.create_method(:Object , :set_internal_word ,
-                                                {:index => :Integer, :value => :Object} ).init_method
+          compiler = compiler_for(:set_internal_word , {:index => :Integer, :value => :Object} )
           source = "set_internal_word"
-          #Load self by "calling" on_name
-          me = compiler.process( Typed::Tree::NameExpression.new( :self) )
-          # Load the index
-          index = compiler.use_reg :Integer
-          compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
-          # Load the value
-          value = compiler.use_reg :Integer
-          compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(2), value )
+          me , index = self_and_arg(compiler,source)
+          value = do_load(compiler,source)
+
           # do the set
           compiler.add_code SetSlot.new( source , value , me , index)
           return compiler.method
diff --git a/lib/register/machine.rb b/lib/register/machine.rb
index 2c276f2c..c125caa7 100644
--- a/lib/register/machine.rb
+++ b/lib/register/machine.rb
@@ -26,14 +26,27 @@ module Register
     # now we just instantiate ArmTranslater and pass instructions
     def translate_arm
       translator = Arm::Translator.new
+      methods = collect_methods
+      translate_methods( methods , translator)
+      label = @init.next
+      @init = translator.translate( @init)
+      @init.append label
+    end
+
+    def collect_methods
       methods = []
       self.space.types.each do |hash , t|
         t.instance_methods.each do |f|
           methods << f
         end
       end
+      methods
+    end
+
+    def translate_methods(methods , translator )
       methods.each do |method|
         instruction = method.instructions
+        puts method.name
         while instruction.next
           nekst = instruction.next
           t = translator.translate(nekst) # returning nil means no replace
@@ -44,12 +57,8 @@ module Register
           instruction = nekst
         end
       end
-      label = @init.next
-      @init = translator.translate( @init)
-      @init.append label
     end
 
-
     # Objects are data and get assembled after functions
     def add_object o
       return false if @objects[o.object_id]
diff --git a/lib/typed/compiler.rb b/lib/typed/compiler.rb
index 9ce47759..5e3d681f 100644
--- a/lib/typed/compiler.rb
+++ b/lib/typed/compiler.rb
@@ -138,6 +138,9 @@ module Typed
       unless  instruction.is_a?(Register::Instruction)
         raise instruction.to_s
       end
+      if( instruction.class.name.split("::").first == "Arm")
+        raise instruction.to_s
+      end
       @current.insert(instruction) #insert after current
       @current = instruction
       self