get method name out from method_missing

lib/mom/macro/method_missing.rb

@@ -1,8 +1,20 @@
 module Mom
   class MethodMissing < Macro
+    attr_reader :name
+
+    def initialize( source , name  )
+      super(source)
+      name = name.value if name.is_a?(Vool::SymbolConstant)
+      raise "No reg #{name.class}" unless name.class == Symbol
+      @name = name
+    end
+
     def to_risc(compiler)
       builder = compiler.builder(compiler.source_name)
-      builder.add_code Risc::Syscall.new("Method_missing_died", :died )
+      from = Risc::RegisterValue.new(@name , :Word)
+      to = Risc::RegisterValue.new(:r1 , :Word)
+      builder.add_code Risc::Transfer.new(self , from , to)
+      builder.add_code Risc::Syscall.new(self, :died )
       return compiler
     end
   end