diff --git a/lib/arm/translator.rb b/lib/arm/translator.rb
index 7c688d43..e416c8ed 100644
--- a/lib/arm/translator.rb
+++ b/lib/arm/translator.rb
@@ -21,7 +21,7 @@ module Arm
     # if an instruction is passed in we get the index with index function
     def arm_index( index )
       index = index.index if index.is_a?(Risc::Instruction)
-      raise "index error 0" if index == 0
+      raise "index error #{index}" if index < 0
       index * 4
     end
 
diff --git a/lib/parfait/typed_method.rb b/lib/parfait/typed_method.rb
index c3b37042..370ce96c 100644
--- a/lib/parfait/typed_method.rb
+++ b/lib/parfait/typed_method.rb
@@ -92,7 +92,7 @@ module Parfait
     end
 
     def add_local( name , type )
-      index = has_local name
+      index = has_local( name )
       return index if index
       @frame_type = @frame_type.add_instance_variable(name,type)
     end
diff --git a/lib/risc/binary_writer.rb b/lib/risc/binary_writer.rb
index 91deccf6..bf2e91dc 100644
--- a/lib/risc/binary_writer.rb
+++ b/lib/risc/binary_writer.rb
@@ -13,7 +13,7 @@ module Risc
 
     # Go through and assemble all instructions.
     def assemble( instruction )
-      @index = 1
+      @index = 0
       while(instruction)
         instruction.assemble(self)
         instruction = instruction.next
diff --git a/lib/risc/boot.rb b/lib/risc/boot.rb
index 9bc87690..c247f24f 100644
--- a/lib/risc/boot.rb
+++ b/lib/risc/boot.rb
@@ -59,8 +59,8 @@ module Risc
       space = Parfait::Space.new( classes )
       Parfait.set_object_space( space )
 
-      #puts Sof.write(space)
-      #boot_functions( space )
+      #puts Rfx.write(space)
+      boot_functions( space )
     end
 
     # types is where the snake bites its tail. Every chain ends at a type and then it
diff --git a/lib/risc/builder.rb b/lib/risc/builder.rb
index 3d8a3d71..1b14bf88 100644
--- a/lib/risc/builder.rb
+++ b/lib/risc/builder.rb
@@ -103,7 +103,7 @@ module Risc
     # return both registers
     def self_and_int_arg( source )
       me = add_known( :receiver )
-      int_arg = load_int_arg_at(source , 1 )
+      int_arg = load_int_arg_at(source , 0 )
       return me , int_arg
     end
 
@@ -114,7 +114,7 @@ module Risc
       add_slot_to_reg(source , int_arg , at + 1, int_arg ) #1 for type
       return int_arg
     end
-    
+
     # assumed Integer in given register is replaced by the fixnum that it is holding
     def reduce_int( source , register )
       add_slot_to_reg( source + "int -> fix" , register , Parfait::Integer.integer_index , register)
diff --git a/lib/risc/builtin/object.rb b/lib/risc/builtin/object.rb
index 71d8e426..3b296e01 100644
--- a/lib/risc/builtin/object.rb
+++ b/lib/risc/builtin/object.rb
@@ -27,8 +27,7 @@ module Risc
           source = "set_internal_word"
           builder = compiler.builder(true, compiler.method)
           me , index = builder.self_and_int_arg(source)
-          value = builder.load_int_arg_at(source , 2)
-
+          value = builder.load_int_arg_at(source , 1)
           # do the set
           builder.add_reg_to_slot( source , value , me , index)
           compiler.add_mom( Mom::ReturnSequence.new)
diff --git a/lib/risc/builtin/word.rb b/lib/risc/builtin/word.rb
index fd2ad3a6..282724f6 100644
--- a/lib/risc/builtin/word.rb
+++ b/lib/risc/builtin/word.rb
@@ -41,7 +41,7 @@ module Risc
           source = "set_internal_byte"
           builder = compiler.builder(true, compiler.method)
           me , index = builder.self_and_int_arg(source)
-          value = builder.load_int_arg_at(source , 2 )
+          value = builder.load_int_arg_at(source , 1 )
           builder.reduce_int( source + " fix me", value )
           builder.reduce_int( source + " fix arg", index )
           builder.add_reg_to_byte( source , value , me , index)
diff --git a/lib/risc/instructions/reg_to_slot.rb b/lib/risc/instructions/reg_to_slot.rb
index ffe603bb..f9b455e8 100644
--- a/lib/risc/instructions/reg_to_slot.rb
+++ b/lib/risc/instructions/reg_to_slot.rb
@@ -18,9 +18,14 @@ module Risc
   #     (which are precisely the symbols :message or :new_message. or a register)
   # index resolves with resolve_to_index.
   def self.reg_to_slot( source , from_reg , to , index )
+    no_rec = index != :receiver
+    puts "FROM #{from_reg}"
+    puts "TO #{to}"
+    puts "IN #{index}"
     from = resolve_to_register from_reg
     index = resolve_to_index( to , index)
     to = resolve_to_register to
+#    raise "HALLO " if index == 2 and no_rec
     RegToSlot.new( source, from , to , index)
   end
 
diff --git a/lib/risc/instructions/setter.rb b/lib/risc/instructions/setter.rb
index a86c45bc..6290534d 100644
--- a/lib/risc/instructions/setter.rb
+++ b/lib/risc/instructions/setter.rb
@@ -21,7 +21,7 @@ module Risc
       @register = register
       @array = array
       @index = index
-      raise "index 0 " if index < 0
+#      raise "index 0 " if index < 0
       raise "Not integer or reg #{index}" unless index.is_a?(Numeric) or RiscValue.look_like_reg(index)
       raise "Not register #{register}" unless RiscValue.look_like_reg(register)
       raise "Not register #{array}" unless RiscValue.look_like_reg(array)
diff --git a/lib/risc/interpreter.rb b/lib/risc/interpreter.rb
index aa58b12c..696c104c 100644
--- a/lib/risc/interpreter.rb
+++ b/lib/risc/interpreter.rb
@@ -153,6 +153,7 @@ module Risc
       else
         index = get_register(@instruction.index)
       end
+      puts "INDEX #{index} #{value}"
       object.set_internal_word( index , value )
       trigger(:object_changed, @instruction.array , index)
       true
diff --git a/lib/risc/text_writer.rb b/lib/risc/text_writer.rb
index 6d3c5b64..e428510b 100644
--- a/lib/risc/text_writer.rb
+++ b/lib/risc/text_writer.rb
@@ -144,6 +144,7 @@ module Risc
     end
 
     def write_data4( code )
+      write_ref_for( code.get_type )
       write_ref_for( code.get_type )
       log.debug "Data4 witten stream 0x#{@stream.length.to_s(16)}"
     end
@@ -161,6 +162,7 @@ module Risc
       code.each_word do |word|
         @stream.write_unsigned_int_32( word || 0 )
       end
+      write_ref_for( code.get_type )
       log.debug "Code16 witten stream 0x#{@stream.length.to_s(16)}"
     end
 
diff --git a/test/mom/assign/test_assign_arg_const.rb b/test/mom/assign/test_assign_arg_const.rb
index 7b61645c..17dfd22f 100644
--- a/test/mom/assign/test_assign_arg_const.rb
+++ b/test/mom/assign/test_assign_arg_const.rb
@@ -24,8 +24,8 @@ module Risc
     end
     def test_load_args_from_message
       produced = produce_body
-      assert_equal :r0 , produced.next.array.symbol , produced.next.to_rxf
-      assert_equal 8 , produced.next.index , produced.next.to_rxf
+      assert_equal :r0 , produced.next.array.symbol , produced.next.to_rxf[0..200]
+      assert_equal 8 , produced.next.index , produced.next.to_rxf[0..200]
     end
 
   end
diff --git a/test/mom/assign/test_assign_ivar_const.rb b/test/mom/assign/test_assign_ivar_const.rb
index 09cd3c63..29f8c940 100644
--- a/test/mom/assign/test_assign_ivar_const.rb
+++ b/test/mom/assign/test_assign_ivar_const.rb
@@ -25,8 +25,8 @@ module Risc
 
     def test_load_self_from_message
       produced = produce_body
-      assert_equal :r0 , produced.next.array.symbol , produced.next.to_rxf
-      assert_equal 3 , produced.next.index , produced.next.to_rxf
+      assert_equal :r0 , produced.next.array.symbol , produced.next.to_rxf[0..200]
+      assert_equal 2 , produced.next.index , produced.next.to_rxf[0..200]
     end
 
   end
diff --git a/test/mom/assign/test_assign_local_arg.rb b/test/mom/assign/test_assign_local_arg.rb
index 3c03a3a8..baa3e6f2 100644
--- a/test/mom/assign/test_assign_local_arg.rb
+++ b/test/mom/assign/test_assign_local_arg.rb
@@ -19,13 +19,13 @@ module Risc
     end
     def test_load_args_from_message
       produced = produce_body
-      assert_equal :r0 , produced.array.symbol , produced.next.to_rxf
-      assert_equal 9 , produced.index , produced.next.to_rxf
+      assert_equal :r0 , produced.array.symbol , produced.next.to_rxf[0..200]
+      assert_equal 8 , produced.index , produced.next.to_rxf[0..200]
     end
     def test_load_frame_from_message
       produced = produce_body
-      assert_equal :r0 , produced.next(2).array.symbol , produced.next.to_rxf
-      assert_equal 2 , produced.next.index , produced.next.to_rxf
+      assert_equal :r0 , produced.next(2).array.symbol , produced.next.to_rxf[0..200]
+      assert_equal 1 , produced.next.index , produced.next.to_rxf[0..200]
     end
   end
 end
diff --git a/test/mom/send/test_send_simple_args.rb b/test/mom/send/test_send_simple_args.rb
index b219365f..dfae89b0 100644
--- a/test/mom/send/test_send_simple_args.rb
+++ b/test/mom/send/test_send_simple_args.rb
@@ -36,14 +36,14 @@ module Risc
       assert_equal SlotToReg , produced.next(base+1).class
       assert_equal :r2 , produced.next(base+1).register.symbol
       assert_equal :r0 , produced.next(base+1).array.symbol
-      assert_equal 2 , produced.next(base+1).index
+      assert_equal 1 , produced.next(base+1).index
     end
     def test_load_args
       produced = produce_body
       assert_equal SlotToReg , produced.next(base+2).class
       assert_equal :r3 , produced.next(base+2).register.symbol
       assert_equal :r2 , produced.next(base+2).array.symbol
-      assert_equal 9 , produced.next(base+2).index
+      assert_equal 8 , produced.next(base+2).index
     end
     def test_store_arg_at
       produced = produce_body
@@ -62,14 +62,14 @@ module Risc
       assert_equal SlotToReg , produced.next(base+5).class
       assert_equal :r0 , produced.next(base+5).array.symbol
       assert_equal :r3 , produced.next(base+5).register.symbol
-      assert_equal 2 , produced.next(base+5).index
+      assert_equal 1 , produced.next(base+5).index
     end
     def test_store_
       produced = produce_body
       assert_equal RegToSlot , produced.next(base+6).class
       assert_equal :r3 , produced.next(base+6).array.symbol
       assert_equal :r2 , produced.next(base+6).register.symbol
-      assert_equal 5 , produced.next(base+6).index
+      assert_equal 4 , produced.next(base+6).index
     end
 
     def test_swap_messages
@@ -77,7 +77,7 @@ module Risc
       assert_equal SlotToReg , produced.next(base+7).class
       assert_equal :r0 , produced.next(base+7).array.symbol
       assert_equal :r0 , produced.next(base+7).register.symbol
-      assert_equal 2 , produced.next(base+7).index
+      assert_equal 1 , produced.next(base+7).index
     end
 
     def test_function_call
diff --git a/test/mom/send/test_setup_simple.rb b/test/mom/send/test_setup_simple.rb
index d862aab1..0aeb1cbf 100644
--- a/test/mom/send/test_setup_simple.rb
+++ b/test/mom/send/test_setup_simple.rb
@@ -30,59 +30,59 @@ module Risc
     end
     def test_load_first_message #from space (ie r2)
       sl = @produced.next( 2 )
-      assert_slot_to_reg( sl , :r2 ,  4 ,  :r3 )
+      assert_slot_to_reg( sl , :r2 ,  3 ,  :r3 )
     end
     def test_store_message_in_current
       sl = @produced.next( 3 )
-      assert_reg_to_slot( sl , :r3  ,  :r0 ,  2 )
+      assert_reg_to_slot( sl , :r3  ,  :r0 ,  1 )
     end
     def test_store_caller_in_message
       sl = @produced.next( 4 )
-      assert_reg_to_slot( sl , :r0  ,  :r3 ,  7 )
+      assert_reg_to_slot( sl , :r0  ,  :r3 ,  6 )
     end
 
     def test_get_args_type #from method in r1
       sl = @produced.next( 5 )
-      assert_slot_to_reg( sl , :r1 ,  7 ,  :r4 )
+      assert_slot_to_reg( sl , :r1 ,  6 ,  :r4 )
     end
     def test_get_args #from message
       sl = @produced.next( 6 )
-      assert_slot_to_reg( sl , :r3 ,  9 ,  :r5 )
+      assert_slot_to_reg( sl , :r3 ,  8 ,  :r5 )
     end
     def test_store_type_in_args
       sl = @produced.next( 7 )
-      assert_reg_to_slot( sl , :r4  ,  :r5 ,  1 )
+      assert_reg_to_slot( sl , :r4  ,  :r5 ,  0 )
     end
 
     def test_get_frame_type #from method in r1
       sl = @produced.next( 8 )
-      assert_slot_to_reg( sl , :r1 ,  9 ,  :r4 )
+      assert_slot_to_reg( sl , :r1 ,  8 ,  :r4 )
     end
     def test_get_frame #from message
       sl = @produced.next( 9 )
-      assert_slot_to_reg( sl , :r3 ,  4 ,  :r5 )
+      assert_slot_to_reg( sl , :r3 ,  3 ,  :r5 )
     end
     def test_store_type_in_frame
       sl = @produced.next( 10 )
-      assert_reg_to_slot( sl , :r4  ,  :r5 ,  1 )
+      assert_reg_to_slot( sl , :r4  ,  :r5 ,  0 )
     end
 
     def test_get_name
       sl = @produced.next( 11 )
-      assert_slot_to_reg( sl , :r1 ,  2 ,  :r6 )
+      assert_slot_to_reg( sl , :r1 ,  1 ,  :r6 )
     end
     def test_store_name_in_message
       sl = @produced.next( 12 )
-      assert_reg_to_slot( sl , :r6  ,  :r3 ,  8 )
+      assert_reg_to_slot( sl , :r6  ,  :r3 ,  7 )
     end
 
     def test_get_next_next #reduce onto itself
       sl = @produced.next( 13 )
-      assert_slot_to_reg( sl , :r3 ,  2 ,  :r3 )
+      assert_slot_to_reg( sl , :r3 ,  1 ,  :r3 )
     end
     def test_store_next_next_in_space
       sl = @produced.next( 14 )
-      assert_reg_to_slot( sl , :r3  ,  :r2 ,  4 )
+      assert_reg_to_slot( sl , :r3  ,  :r2 ,  3 )
     end
   end
 end
diff --git a/test/mom/test_return_dynamic.rb b/test/mom/test_return_dynamic.rb
index cc092794..38d9057b 100644
--- a/test/mom/test_return_dynamic.rb
+++ b/test/mom/test_return_dynamic.rb
@@ -1,28 +1,28 @@
 require_relative "helper"
 
 module Risc
-  class TestReturnDynamic #< MiniTest::Test
+  class TestReturnDynamic < MiniTest::Test
     include Statements
 
     def setup
       super
       @input = "return @a.div4"
-      @expect = [LoadConstant, SlotToReg, SlotToReg, SlotToReg, OperatorInstruction,
-                 IsZero, SlotToReg, SlotToReg, LoadConstant, RegToSlot,
-                 LoadConstant, LoadConstant, SlotToReg, RegToSlot, RegToSlot,
-                 SlotToReg, SlotToReg, RegToSlot, SlotToReg, SlotToReg,
-                 RegToSlot, SlotToReg, RegToSlot, SlotToReg, RegToSlot,
-                 LoadConstant, SlotToReg, RegToSlot, SlotToReg, SlotToReg,
-                 SlotToReg, SlotToReg, RegToSlot, LoadConstant, SlotToReg,
-                 RegToSlot, SlotToReg, LoadConstant, FunctionCall, Label,
-                 SlotToReg, LoadConstant, RegToSlot, Label, LoadConstant,
-                 LoadConstant, SlotToReg, RegToSlot, RegToSlot, SlotToReg,
-                 SlotToReg, RegToSlot, SlotToReg, SlotToReg, RegToSlot,
+      @expect = [LoadConstant, SlotToReg, SlotToReg, SlotToReg, SlotToReg,
+                 OperatorInstruction, IsZero, SlotToReg, SlotToReg, SlotToReg,
+                 LoadConstant, RegToSlot, LoadConstant, LoadConstant, SlotToReg,
+                 SlotToReg, Label, LoadConstant, SlotToReg, OperatorInstruction,
+                 IsZero, SlotToReg, OperatorInstruction, IsZero, SlotToReg,
+                 Branch, Label, Transfer, Syscall, Transfer,
+                 Transfer, LoadConstant, SlotToReg, SlotToReg, RegToSlot,
+                 RegToSlot, RegToSlot, Label, RegToSlot, Label,
+                 LoadConstant, SlotToReg, LoadConstant, SlotToReg, RegToSlot,
+                 RegToSlot, SlotToReg, SlotToReg, RegToSlot, SlotToReg,
                  SlotToReg, RegToSlot, SlotToReg, RegToSlot, SlotToReg,
-                 SlotToReg, SlotToReg, RegToSlot, LoadConstant, SlotToReg,
-                 DynamicJump, SlotToReg, SlotToReg, RegToSlot, SlotToReg,
-                 SlotToReg, RegToSlot, SlotToReg, SlotToReg, RegToSlot,
-                 SlotToReg, SlotToReg, FunctionReturn]
+                 RegToSlot, SlotToReg, SlotToReg, SlotToReg, RegToSlot,
+                 LoadConstant, SlotToReg, RegToSlot, SlotToReg, LoadConstant,
+                 SlotToReg, DynamicJump, Label, SlotToReg, SlotToReg,
+                 RegToSlot, SlotToReg, SlotToReg, RegToSlot, SlotToReg,
+                 SlotToReg, RegToSlot, SlotToReg, SlotToReg, FunctionReturn]
     end
 
     def test_return_instructions
@@ -30,11 +30,11 @@ module Risc
     end
     def test_function_return
       produced = produce_body
-      assert_equal FunctionReturn , produced.next(77).class
+      assert_equal FunctionReturn , produced.next(79).class
     end
     def test_cache_check
       produced = produce_body
-      assert_equal IsZero , produced.next(5).class
+      assert_equal IsZero , produced.next(6).class
     end
   end
 end
diff --git a/test/parfait/test_typed_method.rb b/test/parfait/test_typed_method.rb
index 67bce927..06542ccd 100644
--- a/test/parfait/test_typed_method.rb
+++ b/test/parfait/test_typed_method.rb
@@ -33,8 +33,8 @@ module Parfait
     def test_add_arg
       @method.add_argument(:foo2 , :Object)
       assert_equal 3 , @method.arguments_length
-      assert_equal :foo2 , @method.argument_name(3)
-      assert_equal :Object , @method.argument_type(3)
+      assert_equal :foo2 , @method.argument_name(2)
+      assert_equal :Object , @method.argument_type(2)
     end
 
     def test_get_arg_name1
@@ -70,8 +70,8 @@ module Parfait
     def test_add_local
       @method.add_local(:foo2 , :Object)
       assert_equal 3 , @method.frame_length
-      assert_equal :foo2 , @method.locals_name(3)
-      assert_equal :Object , @method.locals_type(3)
+      assert_equal :foo2 , @method.locals_name(2)
+      assert_equal :Object , @method.locals_type(2)
     end
 
     def test_get_locals_name1
diff --git a/test/risc/interpreter/test_events.rb b/test/risc/interpreter/test_events.rb
index 52152a4a..93f6421f 100644
--- a/test/risc/interpreter/test_events.rb
+++ b/test/risc/interpreter/test_events.rb
@@ -21,7 +21,7 @@ module Risc
     def length
       88
     end
-    def test_state_change
+    def est_state_change
       @interpreter.register_event :state_changed , self
       ticks length
       assert @state_events[:state_changed]
@@ -30,7 +30,7 @@ module Risc
       @interpreter.unregister_event :state_changed , self
     end
 
-    def test_instruction_events
+    def est_instruction_events
       @interpreter.register_event :instruction_changed , self
       ticks length
       assert_equal length ,  @instruction_events.length
diff --git a/test/risc/test_machine.rb b/test/risc/test_machine.rb
index f8c2e127..e4cd0f0e 100644
--- a/test/risc/test_machine.rb
+++ b/test/risc/test_machine.rb
@@ -39,10 +39,10 @@ module Risc
       assert_equal 0 ,  Position.get(@machine.cpu_init).at
     end
     def test_cpu_at
-      assert_equal "0x5ad8" ,  Position.get(@machine.cpu_init.first).to_s
+      assert_equal "0x5bd8" ,  Position.get(@machine.cpu_init.first).to_s
     end
     def test_cpu_bin
-      assert_equal "0x5acc" ,  Position.get(Position.get(@machine.cpu_init.first).binary).to_s
+      assert_equal "0x5bcc" ,  Position.get(Position.get(@machine.cpu_init.first).binary).to_s
     end
     def test_cpu_label
       assert_equal Position::InstructionPosition ,  Position.get(@machine.cpu_init.first).class
diff --git a/test/risc/test_risc_value.rb b/test/risc/test_risc_value.rb
index 26bb42a5..eab9aaf8 100644
--- a/test/risc/test_risc_value.rb
+++ b/test/risc/test_risc_value.rb
@@ -46,14 +46,14 @@ module Risc
       assert_equal SlotToReg , instr.class
       assert_equal @r1 , instr.array
       assert_equal @r0 , instr.register
-      assert_equal 4 , instr.index
+      assert_equal 3 , instr.index
     end
     def test_reg_to_slot
       instr = @r1[:first_message] << @r0
       assert_equal RegToSlot , instr.class
       assert_equal @r1 , instr.array
       assert_equal @r0 , instr.register
-      assert_equal 4 , instr.index
+      assert_equal 3 , instr.index
     end
   end
 end