work on ObjectWriter

Back to the root! but lots of adjusting
ObjectWriter takes machine, machine has space
Virtual constants become Parfait::Objects etc

lib/parfait/layout.rb

@@ -22,5 +22,8 @@
 module Parfait
   class Layout < List
 
+    def get_object_class()
+      return internal_object_get(2)
+    end
   end
 end

lib/parfait/list.rb

@@ -42,6 +42,15 @@ module Parfait
       self.length == 0
     end
 
+    def each
+      index = 0
+      while index < self.length
+        item = get(index)
+        yield item
+        index = index + 1
+      end
+      self
+    end
     def grow_to(len)
       raise "negative length for grow #{len}" if len < 0
       return unless len > self.length

lib/parfait/object.rb

@@ -16,10 +16,16 @@ module Parfait
     # In Salama we store the class in the Layout, and so the Layout is the only fixed
     # data that every object carries.
     def get_class()
-      @layout.get_class()
+      l = get_layout()
+      puts "Layout #{l}"
+      l.get_object_class()
     end
 
-    # class stores the "latest" layout for instances, ir the layout a new object will
+    def get_layout()
+      return internal_object_get(1)
+    end
+
+    # class stores the "latest" layout for instances, ie the layout a new object will
     # be created with.
     # inside parfait (and for now everywhere) these are constant.
     @@EMPTY =  { :names => [] , :types => []}
@@ -27,12 +33,8 @@ module Parfait
       @@EMPTY
     end
 
-    def get_layout()
-      @layout
-    end
-
     def instance_variables
-      @layout.instance_variables
+      get_layout().instance_variables
     end
 
     def instance_variable_get name
@@ -48,7 +50,7 @@ module Parfait
     end
 
     def instance_variable_defined name
-      @layout.index_of(name)
+      layout().index_of(name)
     end
 
     # Object

lib/parfait/space.rb

@@ -33,7 +33,7 @@ module Parfait
       @next_message = @messages.first
       @next_frame = @frames.first
     end
-    attr_reader  :init , :main , :classes , :objects , :symbols,:messages, :next_message , :next_frame
+    attr_reader :classes , :objects , :symbols,:messages, :next_message , :next_frame
 
     @@SPACE = { :names => [:classes,:objects,:symbols,:messages, :next_message , :next_frame] ,
                 :types => [Virtual::Reference,Virtual::Reference,Virtual::Reference,Virtual::Reference,Virtual::Reference]}
@@ -50,7 +50,7 @@ module Parfait
       end
     end
 
-    # this is the way to instantiate classes (not BootClass.new)
+    # this is the way to instantiate classes (not Parfait::Class.new)
     # so we get and keep exactly one per name
     def get_or_create_class name
       raise "uups #{name}.#{name.class}" unless name.is_a? Symbol

lib/parfait/word.rb

@@ -78,12 +78,6 @@ module Parfait
       raise "called"
       class_for(MoveInstruction).new(value , self , :opcode => :mov)
     end
-    def clazz
-      Space.space.get_or_create_class(:Word)
-    end
-    def layout
-      Virtual::Object.layout
-    end
     def mem_length
       padded(1 + string.length)
     end