add to_asm debug output functions

lib/vm/constants.rb

@@ -22,6 +22,9 @@ module Vm
     def value
       @integer
     end
+    def to_asm
+      @integer.to_s
+    end
   end
 
   # The name really says it all.

lib/vm/instruction.rb

@@ -90,7 +90,7 @@ module Vm
       @first
     end
     def to_s
-      "#{opcode} #{@first} #{super}"
+      "#{opcode} [#{@first.collect {|f| f.to_asm}.join(',') }] #{super}"
     end
   end
   class MemoryInstruction < Instruction
@@ -131,8 +131,8 @@ module Vm
     def assigns
       [@result.used_register]
     end
-    def to_s
+    def to_asm
-      "#{opcode} #{result.register_symbol} , #{left.register_symbol} , #{right.register_symbol} #{super}"
+      "#{opcode} #{result.to_asm} , #{left.to_asm} , #{right.to_asm} #{super}"
     end
   end
   class CompareInstruction < Instruction
@@ -165,7 +165,7 @@ module Vm
       [@to.used_register]
     end
     def to_s
-      "#{opcode} #{@to.register_symbol} , #{@from.is_a?(Constant) ? @from.value : @from.register_symbol} #{super}"
+      "#{opcode} #{@to.to_asm} , #{@from.to_asm} #{super}"
     end
   end
   class CallInstruction < Instruction

lib/vm/values.rb

@@ -103,6 +103,10 @@ module Vm
     def length
       4
     end
+    # aka to string
+    def to_asm
+      "#{register_symbol}"
+    end
   end
   
   class Unsigned < Word
@@ -169,7 +173,6 @@ module Vm
       block.mov(  self ,  right )
       self
     end
-
   end
 end
 require_relative "constants"

test/fragments/test_functions.rb

@@ -28,9 +28,9 @@ end
 
 t_seven()
 HERE
-    @should = [0x0,0x40,0x2d,0xe9,0x2,0x30,0x41,0xe0,0x3,0x70,0xa0,0xe1,0x0,0x80,0xbd,0xe8,0x0,0x40,0x2d,0xe9,0x2,0x30,0x41,0xe0,0x3,0x70,0xa0,0xe1,0x0,0x80,0xbd,0xe8]
+    @should = [0x0,0x40,0x2d,0xe9,0x0,0x0,0x54,0xe3,0x10,0x0,0x0,0xa,0x8,0x0,0x2d,0xe9,0x4,0x30,0xa0,0xe1,0x1,0x40,0xa0,0xe3,0xf2,0xff,0xff,0xeb,0x8,0x0,0xbd,0xe8,0x0,0x50,0xa0,0xe1,0x8,0x0,0x2d,0xe9,0x5,0x40,0xa0,0xe1,0xf3,0xff,0xff,0xeb,0x8,0x0,0xbd,0xe8,0x0,0x60,0xa0,0xe1,0x10,0x0,0x2d,0xe9,0x6,0x40,0xa0,0xe1,0xeb,0xff,0xff,0xeb,0x10,0x0,0xbd,0xe8,0x0,0x30,0xa0,0xe1,0x0,0x0,0x0,0xea,0x0,0x30,0xa0,0xe3,0x3,0x0,0xa0,0xe1,0x0,0x80,0xbd,0xe8]
     @output = "        42  "
-    @target = [:Object , :minus]
+    @target = [:Object , :times]
     parse
     write "functions"
   end