diff --git a/lib/elf/object_writer.rb b/lib/elf/object_writer.rb
index 072bd64d..59cf4dc2 100644
--- a/lib/elf/object_writer.rb
+++ b/lib/elf/object_writer.rb
@@ -36,7 +36,7 @@ module Elf
         end
       end
 
-      @machine.objects.each do |id,slot|
+      @machine.object_positions.each do |slot , position|
         next if slot.is_a?(Parfait::BinaryCode)
         if( slot.respond_to? :rxf_reference_name )
           label = "#{slot.rxf_reference_name}"
diff --git a/lib/risc/collector.rb b/lib/risc/collector.rb
index 15d1efcc..fc6b6470 100644
--- a/lib/risc/collector.rb
+++ b/lib/risc/collector.rb
@@ -30,7 +30,7 @@ module Risc
 
     # Objects are data and get assembled after functions
     def self.add_object( objekt , depth)
-      return false if @objects[objekt.object_id]
+      return false if @objects[objekt]
       return true if objekt.is_a? Fixnum
       return true if objekt.is_a?( Risc::Label)
       #puts message(objekt , depth)
@@ -39,7 +39,7 @@ module Risc
         raise "adding non parfait #{objekt.class}:#{objekt}"
       end
       #raise "Method #{objekt.name}" if objekt.is_a? Parfait::TypedMethod
-      @objects[objekt.object_id] = objekt
+      @objects[objekt] = objekt
       true
     end
 
diff --git a/lib/risc/machine.rb b/lib/risc/machine.rb
index 54f83296..e879dd7b 100644
--- a/lib/risc/machine.rb
+++ b/lib/risc/machine.rb
@@ -47,8 +47,9 @@ module Risc
       end
     end
 
-    # machine keeps a list of all objects. this is lazily created with a collector
-    def objects
+    # machine keeps a list of all objects and their positions.
+    # this is lazily created with a collector
+    def object_positions
       @objects ||= Collector.collect_space
     end
 
@@ -96,7 +97,9 @@ module Risc
     # return final position that is stored in code_start
     def position_objects(at)
       # want to have the objects first in the executable
-      sorted = objects.values.sort{|left,right| left.class.name <=> right.class.name}
+      sorted = object_positions.values.sort do |left,right|
+        left.class.name <=> right.class.name
+      end
       previous = nil
       sorted.each do | objekt|
         next if objekt.is_a?( Parfait::BinaryCode) or objekt.is_a?( Risc::Label )
@@ -141,7 +144,7 @@ module Risc
     # constant loads into one instruction.
     #
     def create_binary
-      objects.each do |id , method|
+      object_positions.each do |id , method|
         next unless method.is_a? Parfait::TypedMethod
         writer = BinaryWriter.new(method.binary)
         writer.assemble(method.cpu_instructions)
diff --git a/lib/risc/text_writer.rb b/lib/risc/text_writer.rb
index e83dc558..78aec1ba 100644
--- a/lib/risc/text_writer.rb
+++ b/lib/risc/text_writer.rb
@@ -35,7 +35,7 @@ module Risc
     end
 
     def sorted_objects
-      @machine.objects.values.sort do |left , right|
+      @machine.object_positions.values.sort do |left , right|
         Position.get(left).at <=> Position.get(right).at
       end
     end
@@ -118,7 +118,7 @@ module Risc
     def write_object_check(object)
       log.debug "Write object #{object.class} #{object.inspect[0..100]}"
       #Only initially created codes are collected. Binary_init and method "tails" not
-      if !@machine.objects.has_key?(object.object_id) and !object.is_a?(Parfait::BinaryCode)
+      if !@machine.object_positions.has_key?(object) and !object.is_a?(Parfait::BinaryCode)
         log.debug "Object at 0x#{Position.get(object).to_s(16)}:#{object.get_type()}"
         raise "Object(0x#{object.object_id.to_s(16)}) not linked #{object.inspect}"
       end
diff --git a/test/risc/position/test_position3.rb b/test/risc/position/test_position3.rb
index 1c4ef676..aacb7045 100644
--- a/test/risc/position/test_position3.rb
+++ b/test/risc/position/test_position3.rb
@@ -34,7 +34,7 @@ module Risc
     end
     def has_positions(platform)
       setup_for(platform)
-      @machine.objects.each do |id,obj|
+      @machine.object_positions.each do |obj , pos|
         assert Position.get(obj)
       end
     end
diff --git a/test/risc/test_interpreter_platform.rb b/test/risc/test_interpreter_platform.rb
index 504d75dd..8baae9d9 100644
--- a/test/risc/test_interpreter_platform.rb
+++ b/test/risc/test_interpreter_platform.rb
@@ -54,7 +54,7 @@ module Risc
       @machine.translate(:interpreter)
       @machine.position_all
       @machine.create_binary
-      @machine.objects.each do |id , method|
+      @machine.object_positions.each do | method , position|
         next unless method.is_a? Parfait::TypedMethod
         method.cpu_instructions.each do |ins|
           ins.assemble(DevNull.new)
diff --git a/test/risc/test_machine.rb b/test/risc/test_machine.rb
index e2715836..c4f0da62 100644
--- a/test/risc/test_machine.rb
+++ b/test/risc/test_machine.rb
@@ -7,7 +7,7 @@ module Risc
       @machine = Risc.machine.boot
     end
     def test_objects
-      objects = @machine.objects
+      objects = @machine.object_positions
       assert_equal Hash , objects.class
       assert 350 < objects.length
     end
@@ -41,7 +41,7 @@ module Risc
       @machine.position_all
     end
     def test_positions_set
-      @machine.objects.each do |id,obj|
+      @machine.object_positions.each do |id,obj|
         assert Position.get(obj).valid? , "#{Position.get(obj)} , #{obj.object_id.to_s(16)}"
       end
     end
@@ -71,7 +71,7 @@ module Risc
       assert 0 != bin.get_word(0) , "index 0 is 0 #{bin.inspect}"
     end
     def test_positions_set
-      @machine.objects.each do |id,obj|
+      @machine.object_positions.each do |id,obj|
         assert Position.get(obj).valid? , "#{Position.get(obj)} , #{obj.object_id.to_s(16)}"
       end
     end
diff --git a/test/risc/test_translator.rb b/test/risc/test_translator.rb
index 1c579e8d..2ef4ad1f 100644
--- a/test/risc/test_translator.rb
+++ b/test/risc/test_translator.rb
@@ -30,7 +30,7 @@ module Risc
     def test_no_risc #by assembling, risc doesnt have assemble method
       @machine.translate(:arm)
       @machine.position_all
-      @machine.objects.each do |id , method|
+      @machine.object_positions.each do |method , position|
         next unless method.is_a? Parfait::TypedMethod
         method.cpu_instructions.each do |ins|
           ins.assemble(DevNull.new)