rename typed_method to callable_method

seems to make the essence clearer
also extracted base class

test/risc/interpreter/calling/test_minus.rb

@@ -45,7 +45,7 @@ module Risc
       ret = main_ticks(63)
       assert_equal FunctionReturn ,  ret.class
       assert_equal :r1 ,  ret.register.symbol
-      assert_equal 21924 ,  @interpreter.get_register(ret.register)
+      assert_equal 21476 ,  @interpreter.get_register(ret.register)
     end
     def test_sys
       sys = main_ticks(68)

test/risc/test_builder.rb

@@ -92,7 +92,7 @@ module Risc
       assert_equal @label , ret.label
     end
     def test_minus
-      op = @builder.build {space - typed_method}
+      op = @builder.build {space - callable_method}
       assert_equal OperatorInstruction , op.class
       assert_equal :- , op.operator
       assert_equal :Space , op.left.type

test/risc/test_interpreter.rb

@@ -54,7 +54,7 @@ module Risc
     end
     def test_pc1
       @interpreter.tick
-      assert_equal 21432 , @interpreter.pc
+      assert_equal 21048 , @interpreter.pc
     end
     def test_tick2
       @interpreter.tick
@@ -68,7 +68,7 @@ module Risc
     def test_pc2
       @interpreter.tick
       @interpreter.tick
-      assert_equal 21436 , @interpreter.pc
+      assert_equal 21052 , @interpreter.pc
     end
     def test_tick_14_jump
       14.times {@interpreter.tick}

test/risc/test_linker.rb

@@ -25,7 +25,7 @@ module Risc
       assert_equal 0 ,  Position.get(@linker.cpu_init).at
     end
     def test_cpu_at
-      assert_equal "0x626c" ,  Position.get(@linker.cpu_init.first).to_s
+      assert_equal "0x60ec" ,  Position.get(@linker.cpu_init.first).to_s
     end
     def test_cpu_label
       assert_equal Position ,  Position.get(@linker.cpu_init.first).class

test/risc/test_method_compiler.rb

@@ -59,14 +59,14 @@ module Risc
       assert_equal Parfait::Class , vool.body.first.clazz.class
     end
 
-    def test_typed_method_instance_type
+    def test_callable_method_instance_type
       in_test_vool("def meth; @ivar = 5; @ibar = 4;end")
       test = Parfait.object_space.get_class_by_name(:Test)
       method = test.instance_type.get_method(:meth)
       assert_equal 1, method.self_type.variable_index(:ivar)
       assert_equal 2, method.self_type.variable_index(:ibar)
     end
-    def test_typed_method_has_one_local
+    def test_callable_method_has_one_local
       in_test_vool("def meth; local = 5 ; a = 6;end")
       test = Parfait.object_space.get_class_by_name(:Test)
       method = test.get_method(:meth)