just keep binary code payload at 13 for now

there is an extra in there at the last of the last, but ok

lib/parfait/binary_code.rb

@@ -12,15 +12,15 @@ module Parfait
     def initialize(total_size)
       super()
       if total_size > self.data_length
-        @next = BinaryCode.new(total_size - data_length - 1) #one for the jump
+        @next = BinaryCode.new(total_size - data_length) #one for the jump
       end
-      #puts "Init with #{total_size} for #{object_id}"
+      puts "Init with #{total_size} for #{object_id}"
     end
     def to_s
       "BinaryCode #{}"
     end
     def data_length
-      14
+      13
     end
     def byte_length
       4*data_length
@@ -36,7 +36,7 @@ module Parfait
       set_internal_word(word_index , char)
     end
     def total_byte_length(start = 0 )
-      start += 4*14
+      start += self.byte_length
       return start unless self.next
       self.next.total_byte_length(start)
     end

lib/risc/assembler.rb

@@ -160,7 +160,7 @@ module Risc
       binary = method.binary
       total_byte_length = method.cpu_instructions.total_byte_length
       log.debug "Assembled code #{method.name} with length #{length}"
-      raise "length error #{binary.char_length} != #{total_byte_length}" if binary.char_length <= total_byte_length
+      raise "length error #{binary.total_byte_length} != #{total_byte_length}" if binary.total_byte_length <= total_byte_length
       raise "length error #{length} != #{total_byte_length}" if total_byte_length != length
     end
 

lib/risc/instruction.rb

@@ -46,7 +46,7 @@ module Risc
       translator.translate( self )
     end
 
-    def assemble_all io , labels = []
+    def assemble_all( io , labels = [] )
       self.assemble(io)
       self.next.assemble_all(io, labels) if self.next
     end
@@ -55,7 +55,7 @@ module Risc
       raise "Abstract called on #{self}"
     end
 
-    def total_byte_length labels = []
+    def total_byte_length( labels = [])
       ret = self.byte_length
       ret += self.next.total_byte_length(labels) if self.next
       #puts "#{self.class.name} return #{ret}"

test/parfait/test_binary_code.rb

@@ -24,10 +24,14 @@ module Parfait
       assert_nil @code.next
     end
     def test_data_length
-      assert_equal 14 , @code.data_length
+      assert_equal 13 , @code.data_length
     end
     def test_byte_length
-      assert_equal 14*4 , @code.byte_length
+      assert_equal 13*4 , @code.byte_length
+    end
+    def test_total_byte_length
+      @code = BinaryCode.new(16)
+      assert_equal 13*4*2 , @code.total_byte_length
     end
     def test_next_not_nil
       @code = BinaryCode.new(16)
@@ -37,11 +41,11 @@ module Parfait
     def test_set_char1
       assert @code.set_char(1 , 1)
     end
-    def test_set_char55
-      assert @code.set_char(55 , 1)
+    def test_set_char51
+      assert @code.set_char(51 , 1)
     end
-    def test_set_char56_raises
-      assert_raises {@code.set_char(56 , 1)}
+    def test_set_char52_raises
+      assert_raises {@code.set_char(52 , 1)}
     end
     def test_set_char56_double
       @code = BinaryCode.new(16)