remove the space instance from register machine

bad design, probably from the booting

test/typed/statements/helper.rb

@@ -16,7 +16,7 @@ module Statements
     code = Typed.ast_to_code( @input )
     assert code.to_s , @input
     produced = compiler.process( code )
-    produced = Register.machine.space.get_main.instructions
+    produced = Parfait::Space.object_space.get_main.instructions
     compare_instructions produced , @expect
     produced
   end

test/typed/statements/test_assign.rb

@@ -5,7 +5,7 @@ class TestAssignStatement < MiniTest::Test
   include Statements
 
   def test_assign_op
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
 
     @input    = s(:statements, s(:assignment, s(:name, :r), s(:operator_value, :+, s(:int, 10), s(:int, 1))))
 
@@ -15,7 +15,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_assign_local
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
     @input =s(:statements, s(:assignment, s(:name, :r), s(:int, 5)))
 
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
@@ -23,7 +23,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_assign_local_assign
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
 
     @input = s(:statements, s(:assignment, s(:name, :r), s(:int, 5)))
 
@@ -32,7 +32,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_assign_call
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :r), s(:call, s(:name, :main), s(:arguments))))
     @expect = [Label, SlotToReg, SlotToReg, RegToSlot, LoadConstant, RegToSlot, LoadConstant ,
                  SlotToReg, SlotToReg, RegToSlot, LoadConstant, RegToSlot, RegisterTransfer, FunctionCall ,
@@ -42,7 +42,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_named_list_get
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :r), s(:int, 5)), s(:return, s(:name, :r)))
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, SlotToReg, SlotToReg, RegToSlot ,
                Label, FunctionReturn]
@@ -53,7 +53,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_assign_local_int
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :r), s(:int, 5)) )
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
     was = check
@@ -63,14 +63,14 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_misassign_local
-    Register.machine.space.get_main.add_local(:r , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:r , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :r), s(:string, "5")) )
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
     assert_raises {check }
   end
 
   def test_assign_arg
-    Register.machine.space.get_main.add_argument(:blar , :Integer)
+    Parfait::Space.object_space.get_main.add_argument(:blar , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :blar), s(:int, 5)))
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
     was = check
@@ -80,7 +80,7 @@ class TestAssignStatement < MiniTest::Test
   end
 
   def test_misassign_arg
-    Register.machine.space.get_main.add_argument(:blar , :Integer)
+    Parfait::Space.object_space.get_main.add_argument(:blar , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :blar), s(:string, "5")))
     @expect =  [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
     assert_raises {check }
@@ -88,7 +88,7 @@ class TestAssignStatement < MiniTest::Test
 
   def test_arg_get
     # have to define bar externally, just because redefining main. Otherwise that would be automatic
-    Register.machine.space.get_main.add_argument(:balr , :Integer)
+    Parfait::Space.object_space.get_main.add_argument(:balr , :Integer)
     @input = s(:statements, s(:return, s(:name, :balr)))
     @expect =  [Label, SlotToReg, SlotToReg, RegToSlot, Label, FunctionReturn]
     was = check

test/typed/statements/test_call.rb

@@ -25,7 +25,7 @@ class TestCallStatement < MiniTest::Test
   end
 
   def _test_call_local_int
-    Register.machine.space.get_main.add_local(:testi , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:testi , :Integer)
     clean_compile :Integer, :putint, {}, s(:statements, s(:return, s(:int, 1)))
     @input = s(:statements, s(:assignment, s(:name, :testi), s(:int, 20)), s(:call, s(:name, :putint), s(:arguments), s(:receiver, s(:name, :testi))))
 
@@ -37,7 +37,7 @@ class TestCallStatement < MiniTest::Test
   end
 
   def test_call_local_class
-    Register.machine.space.get_main.add_local(:test_l , :List)
+    Parfait::Space.object_space.get_main.add_local(:test_l , :List)
     clean_compile :List, :add, {}, s(:statements, s(:return, s(:int, 1)))
 
     @input =s(:statements, s(:call, s(:name, :add), s(:arguments), s(:receiver, s(:name, :test_l))))

test/typed/statements/test_fields.rb

@@ -6,7 +6,7 @@ module Register
     include Statements
 
     def test_field_named_list
-      Register.machine.space.get_main.add_local( :m , :Message)
+      Parfait::Space.object_space.get_main.add_local( :m , :Message)
       @input = s(:statements,  s(:return, s(:field_access,
                                 s(:receiver, s(:name, :m)), s(:field, s(:name, :name)))))
       @expect =  [Label, SlotToReg, SlotToReg, SlotToReg, RegToSlot, Label, FunctionReturn]
@@ -14,7 +14,7 @@ module Register
     end
 
     def test_field_arg
-      Register.machine.space.get_main.add_local( :m , :Message)
+      Parfait::Space.object_space.get_main.add_local( :m , :Message)
       clean_compile :Space, :get_name, { :main => :Message},
                 s(:statements, s(:return, s(:field_access,
                     s(:receiver, s(:name, :main)), s(:field, s(:name, :name)))))
@@ -28,7 +28,7 @@ module Register
     end
 
     def test_message_field
-      Register.machine.space.get_main.add_local(:name , :Word)
+      Parfait::Space.object_space.get_main.add_local(:name , :Word)
       @input = s(:statements, s(:assignment, s(:name, :name), s(:field_access, s(:receiver, s(:name, :message)), s(:field, s(:name, :name)))), s(:return, s(:name, :name)))
 
       @expect =   [Label, RegisterTransfer, SlotToReg, SlotToReg, RegToSlot, SlotToReg, SlotToReg ,

test/typed/statements/test_return.rb

@@ -11,14 +11,14 @@ class TestReturnStatement < MiniTest::Test
   end
 
   def test_return_local
-    Register.machine.space.get_main.add_local(:runner , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:runner , :Integer)
     @input = s(:statements, s(:return, s(:name, :runner)))
     @expect =  [Label, SlotToReg,SlotToReg ,RegToSlot,Label,FunctionReturn]
     check
   end
 
   def test_return_local_assign
-    Register.machine.space.get_main.add_local(:runner , :Integer)
+    Parfait::Space.object_space.get_main.add_local(:runner , :Integer)
     @input = s(:statements, s(:assignment, s(:name, :runner), s(:int, 5)), s(:return, s(:name, :runner)))
     @expect =  [Label, LoadConstant,SlotToReg,RegToSlot,SlotToReg,SlotToReg ,RegToSlot,
                 Label,FunctionReturn]
@@ -34,7 +34,7 @@ class TestReturnStatement < MiniTest::Test
   end
 
   def pest_return_space_length # need to add runtime first
-    Register.machine.space.get_main.add_local(:l , :Type)
+    Parfait::Space.object_space.get_main.add_local(:l , :Type)
     @input = s(:statements, s(:assignment, s(:name, :l), s(:call, s(:name, :get_type), s(:arguments), s(:receiver, s(:name, :space)))), s(:return, s(:field_access, s(:receiver, s(:name, :self)), s(:field, s(:name, :runner)))))
     @expect =  [Label, SlotToReg,SlotToReg ,RegToSlot,Label,FunctionReturn]
     check

test/typed/statements/test_while.rb

@@ -14,7 +14,7 @@ module Register
     end
 
     def test_while_assign
-      Register.machine.space.get_main.add_local(:n , :Integer)
+      Parfait::Space.object_space.get_main.add_local(:n , :Integer)
 
       @input    = s(:statements, s(:assignment, s(:name, :n), s(:int, 5)), s(:while_statement, :plus, s(:conditional, s(:name, :n)), s(:statements, s(:assignment, s(:name, :n), s(:operator_value, :-, s(:name, :n), s(:int, 1))))), s(:return, s(:name, :n)))
 
@@ -26,7 +26,7 @@ module Register
 
 
     def test_while_return
-      Register.machine.space.get_main.add_local(:n , :Integer)
+      Parfait::Space.object_space.get_main.add_local(:n , :Integer)
 
       @input    = s(:statements, s(:assignment, s(:name, :n), s(:int, 10)), s(:while_statement, :plus, s(:conditional, s(:operator_value, :-, s(:name, :n), s(:int, 5))), s(:statements, s(:assignment, s(:name, :n), s(:operator_value, :+, s(:name, :n), s(:int, 1))), s(:return, s(:name, :n)))))