adds value to used regs and test for it

lib/phisol/compiler.rb

@@ -29,11 +29,11 @@ module Phisol
     end
 
     # require a (temporary) register. code must give this back with release_reg
-    def use_reg type
+    def use_reg type , value = nil
       if @regs.empty?
-        reg = Register.tmp_reg type
+        reg = Register.tmp_reg(type , value)
       else
-        reg = @regs.last.next_reg_use type
+        reg = @regs.last.next_reg_use(type , value)
       end
       @regs << reg
       return reg

lib/phisol/compiler/basic_values.rb

@@ -13,7 +13,7 @@ module Phisol
 
     def on_int statement
       int = statement.first
-      reg = use_reg :int
+      reg = use_reg :Integer , int
       @method.source.add_code Register::LoadConstant.new( statement, int , reg )
       return reg
     end

lib/register/register_value.rb

@@ -16,13 +16,7 @@ module Register
     end
 
     def to_s
-      symbol.to_s
-    end
-
-    def self.convert something
-      return something unless something.is_a? Symbol
-      return something unless look_like_reg(something)
-      return new(something , :int)
+      "#{symbol}:#{type}:#{value}"
     end
 
     def self.look_like_reg is_it
@@ -84,8 +78,8 @@ module Register
 
   # The first scratch register. There is a next_reg_use to get a next and next.
   # Current thinking is that scratch is schatch between instructions
-  def self.tmp_reg type
-    RegisterValue.new :r4 , type
+  def self.tmp_reg type , value = nil
+    RegisterValue.new :r4 , type , value
   end
 
   # The first arg is a class name (possibly lowercase) and the second an instance variable name.

test/compiler/expressions/compiler_helper.rb

@@ -26,6 +26,7 @@ module CompilerHelper
     produced = compiler.process( parts )
     assert @output , "No output given"
     assert_equal  produced.class, @output , "Wrong class"
+    produced
   end
 
 end

test/compiler/expressions/test_basic.rb

@@ -11,7 +11,7 @@ class TestBasic < MiniTest::Test
 
   def test_number
     @string_input    = '42 '
-    check
+    assert_equal 42 , check.value 
   end
 
   def test_true