fixing fragment tests, most done

lib/vm/function.rb

@@ -45,7 +45,7 @@ module Vm
       args.each_with_index do |arg , i|
         if arg.is_a?(Value)
           @args[i] = arg
-          raise "arg in non std register #{arg.inspect}" unless RECEIVER_REG == arg.used_register.next_reg(i - 1)
+          raise "arg #{i}in non std register #{arg.inspect}" unless RECEIVER_REG == arg.used_register.next_reg(-1-i)
         else
           @args[i] = arg.new(RegisterUse.new(RECEIVER_REG).next_reg(i + 1))
         end

lib/vm/instruction.rb

@@ -1,5 +1,4 @@
 require_relative "code"
-require "support/hash_attributes"
 module Vm
 
   # Because the idea of what one instruction does, does not always map one to one to real machine

lib/vm/values.rb

@@ -122,9 +122,6 @@ module Vm
     def less_than block , right
       RegisterMachine.instance.integer_less_than block , self , right
     end
-    def equals block , right
-      RegisterMachine.instance.integer_equals block , self , right
-    end
     def == other
       code = class_for(CompareInstruction).new(self , other , opcode: :cmp)
     end
@@ -146,6 +143,9 @@ module Vm
     def left_shift block , first , right
       RegisterMachine.instance.integer_left_shift block , self , first , right
     end
+    def equals block , right
+      RegisterMachine.instance.integer_equals block , self , right
+    end
     
     def load block , right
       if(right.is_a? IntegerConstant)