Inline arguments into message

thus removing indirection for access
does affect rather much, several commits

lib/risc/parfait_boot.rb

@@ -151,6 +151,7 @@ module Parfait
       Data4: {},
       Data8: {},
       Data16: {},
+      Data32: {},
       Dictionary: {i_keys: :List , i_values: :List  } ,
       FalseClass: {},
       Factory: { for_type: :Type , next_object: :Object ,
@@ -159,7 +160,10 @@ module Parfait
       List: {indexed_length: :Integer , next_list: :List} ,
       Message: { next_message: :Message,   receiver: :Object, frame: :NamedList ,
                  return_address: :Integer, return_value: :Object,
-                 caller: :Message , method: :TypedMethod ,     arguments: :NamedList },
+                 caller: :Message , method: :TypedMethod ,
+                 arguments_given: :Integer ,
+                 arg1: :Integer , arg2: :Integer, arg3: :Integer,
+                 arg4: :Integer,  arg5: :Integer, arg6: :Integer},
       MetaClass: {instance_methods: :List, instance_type: :Type, clazz: :Class },
       NamedList: {},
       NilClass: {},