really translate risc - cpu/arm

also labels.
Actual translation/assembly is much cleaner

lib/arm/translator.rb

@@ -10,9 +10,8 @@ module Arm
       self.send( "translate_#{class_name}".to_sym , instruction)
     end
 
-    # don't replace labels
     def translate_Label( code )
-      nil
+      Risc::Label.new( code.source , code.name )
     end
 
     # arm indexes are
@@ -68,7 +67,7 @@ module Arm
     end
 
     def translate_FunctionCall code
-      ArmMachine.b( code.method.instructions )
+      ArmMachine.b( code.method.risc_instructions )
     end
 
     def translate_FunctionReturn code

lib/risc/instruction.rb

@@ -42,6 +42,10 @@ module Risc
       raise "Abstract called on #{self}"
     end
 
+    def to_cpu( translator )
+      translator.translate( self )
+    end
+
     def assemble_all io , labels = []
       self.assemble(io)
       self.next.assemble_all(io, labels) if self.next

lib/risc/instructions/label.rb

@@ -14,6 +14,10 @@ module Risc
     end
     attr_reader :name
 
+    def to_cpu(translator)
+      @cpu_label ||= super
+    end
+
     def to_s
       class_source "#{@name} (next: #{self.next.class.name.split("::").last})"
     end