delete some files i had kept for reference

lib/ast/README.md

@@ -54,7 +54,9 @@ The important thing here is that Messages and Frames are normal objects.
 And interestingly we can partly use ruby to find the method, so in a way it is not just a top down transformation. but 
 the sending goes back up and then down again.
 
-The Message object is the second parameter to the compile method, the run-time part as it were.
+The Message object is the second parameter to the compile method, the run-time part as it were. Why? Since it only
+exists at runtime: to make compile time analysis possible. Especially for those times when we can resolve the method
+at compile time. (Which is for all vm code)
 
 
 * 

lib/ast/while_expression.rb

@@ -22,31 +22,5 @@ module Ast
       method.current =  merge
       last
     end
-    def old
-      into = context.function
-      ret = into.new_block "while_end"
-      while_block = into.new_block "while_start"
-      into.insert_at while_block
-      
-      puts "compiling while condition #{condition}"
-      cond_val = condition.compile(context)
-      into.b ret , condition_code: cond_val.not_operator
-      into.insertion_point.branch = ret
-
-      last = nil
-
-      body.each do |part|
-        puts "compiling in while #{part}"
-        last = part.compile(context)
-      end
-      into.b while_block
-      into.insertion_point.branch = while_block
-      
-      puts "compile while end"
-      into.insert_at ret
-      return last
-    end
   end
-
-  
 end