diff --git a/lib/rubyx/rubyx_compiler.rb b/lib/rubyx/rubyx_compiler.rb
index 1c7e6a5a..19389b16 100644
--- a/lib/rubyx/rubyx_compiler.rb
+++ b/lib/rubyx/rubyx_compiler.rb
@@ -19,8 +19,8 @@ module RubyX
     attr_reader :vool
 
     # initialize boots Parfait and Risc (ie load Builin)
-    def initialize
-      Parfait.boot!
+    def initialize(options)
+      Parfait.boot!(options)
       Risc.boot!
     end
 
@@ -96,8 +96,8 @@ module RubyX
     end
 
 
-    def self.ruby_to_binary( ruby , platform)
-      compiler = RubyXCompiler.new
+    def self.ruby_to_binary( ruby , platform , options)
+      compiler = RubyXCompiler.new(options)
       compiler.ruby_to_vool(ruby)
 
       # integrate other sources into vool tree
diff --git a/lib/rubyx/rubyxc.rb b/lib/rubyx/rubyxc.rb
index f0cecd08..3483e11b 100644
--- a/lib/rubyx/rubyxc.rb
+++ b/lib/rubyx/rubyxc.rb
@@ -22,7 +22,7 @@ class RubyXC < Thor
     end
     puts "compiling #{file}"
 
-    linker = ::RubyX::RubyXCompiler.new.ruby_to_binary( ruby , :arm )
+    linker = ::RubyX::RubyXCompiler.new({}).ruby_to_binary( ruby , :arm )
     writer = Elf::ObjectWriter.new(linker)
 
     outfile = file.split("/").last.gsub(".rb" , ".o")
diff --git a/test/arm/helper.rb b/test/arm/helper.rb
index c0d49fbb..446c2ed1 100644
--- a/test/arm/helper.rb
+++ b/test/arm/helper.rb
@@ -15,7 +15,7 @@ module Arm
   end
   module ArmHelper
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @machine = Arm::ArmMachine
       @binary = FakeBin.new
       Risc::Position.clear_positions
diff --git a/test/arm/test_call.rb b/test/arm/test_call.rb
index 1581af7d..5441f8e1 100644
--- a/test/arm/test_call.rb
+++ b/test/arm/test_call.rb
@@ -25,7 +25,7 @@ module Arm
       assert_nil code.branch_to
     end
     def test_method_call
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       bin = Parfait::BinaryCode.new(1)
       Risc::Position.new(bin).set(0x20)
       code = @machine.call(	bin ,{} )#this jumps to the next instruction
diff --git a/test/arm/test_translator.rb b/test/arm/test_translator.rb
index 33d1bf5b..447db0b3 100644
--- a/test/arm/test_translator.rb
+++ b/test/arm/test_translator.rb
@@ -4,7 +4,7 @@ module Arm
   class TestTranslator < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @jump = Risc::DynamicJump.new("" , :r1)
       @codes = Translator.new.translate @jump
     end
diff --git a/test/elf/helper.rb b/test/elf/helper.rb
index e45a5555..bdcbd0eb 100644
--- a/test/elf/helper.rb
+++ b/test/elf/helper.rb
@@ -17,7 +17,7 @@ module Elf
       in_space("def main(arg);#{input};end")
     end
     def check(input, file)
-      linker = RubyX::RubyXCompiler.new.ruby_to_binary( input , :arm )
+      linker = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_binary( input , :arm )
       writer = Elf::ObjectWriter.new(linker)
       writer.save "test/#{file}.o"
     end
diff --git a/test/elf/test_zero.rb b/test/elf/test_zero.rb
index 242883d7..c6c006ca 100644
--- a/test/elf/test_zero.rb
+++ b/test/elf/test_zero.rb
@@ -6,7 +6,7 @@ module Elf
 
     def setup
       super
-      @linker = RubyX::RubyXCompiler.new.ruby_to_risc(as_main("return 1"),:arm)
+      @linker = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_risc(as_main("return 1"),:arm)
       @linker.position_all
       @linker.create_binary
     end
diff --git a/test/mom/helper.rb b/test/mom/helper.rb
index d1028648..d8fac328 100644
--- a/test/mom/helper.rb
+++ b/test/mom/helper.rb
@@ -29,7 +29,7 @@ module Risc
     end
     def produce_instructions
       assert @expect , "No output given"
-      linker = RubyX::RubyXCompiler.new.ruby_to_risc(as_test_main,:interpreter)
+      linker = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_risc(as_test_main,:interpreter)
       compiler = linker.assemblers.find{|c| c.callable.name == :main and c.callable.self_type.object_class.name == :Test}
       compiler.instructions
     end
diff --git a/test/mom/instruction/test_slot_definition1.rb b/test/mom/instruction/test_slot_definition1.rb
index 4b5a5392..189c4aea 100644
--- a/test/mom/instruction/test_slot_definition1.rb
+++ b/test/mom/instruction/test_slot_definition1.rb
@@ -4,7 +4,7 @@ module Mom
 
   class TestSlotDefinitionConstant < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @compiler = Risc::FakeCompiler.new
       @definition = SlotDefinition.new(StringConstant.new("hi") , [])
       @register = @definition.to_register(@compiler , InstructionMock.new)
diff --git a/test/mom/instruction/test_slot_definition2.rb b/test/mom/instruction/test_slot_definition2.rb
index 94ab0943..49f72eaa 100644
--- a/test/mom/instruction/test_slot_definition2.rb
+++ b/test/mom/instruction/test_slot_definition2.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Mom
   class TestSlotDefinitionKnown1 < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @compiler = Risc::FakeCompiler.new
       @definition = SlotDefinition.new(:message , :caller)
       @register = @definition.to_register(@compiler , "fake source")
diff --git a/test/mom/instruction/test_slot_definition3.rb b/test/mom/instruction/test_slot_definition3.rb
index 9b3f5e39..521ff3da 100644
--- a/test/mom/instruction/test_slot_definition3.rb
+++ b/test/mom/instruction/test_slot_definition3.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Mom
   class TestSlotDefinitionKnown2 < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @compiler = Risc::FakeCompiler.new
       @definition = SlotDefinition.new(:message , [:caller , :type])
       @register = @definition.to_register(@compiler , InstructionMock.new)
diff --git a/test/mom/instruction/test_slot_load1.rb b/test/mom/instruction/test_slot_load1.rb
index 6736a9dc..66e9fbb0 100644
--- a/test/mom/instruction/test_slot_load1.rb
+++ b/test/mom/instruction/test_slot_load1.rb
@@ -4,7 +4,7 @@ module Mom
   class TestSlotLoad1 < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       load = SlotLoad.new( [:message, :caller] , [:message,:type] )
       @compiler = Risc::FakeCompiler.new
       load.to_risc(@compiler)
diff --git a/test/mom/instruction/test_slot_load2.rb b/test/mom/instruction/test_slot_load2.rb
index 1d7dad14..3f8f3dd3 100644
--- a/test/mom/instruction/test_slot_load2.rb
+++ b/test/mom/instruction/test_slot_load2.rb
@@ -4,7 +4,7 @@ module Mom
   class TestSlotLoad2 < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @compiler = Risc::FakeCompiler.new
       load = SlotLoad.new( [:message, :caller, :type] , [:message, :caller , :type] )
       load.to_risc(@compiler)
diff --git a/test/mom/test_block_statement.rb b/test/mom/test_block_statement.rb
index 239c253a..f79a9fbb 100644
--- a/test/mom/test_block_statement.rb
+++ b/test/mom/test_block_statement.rb
@@ -6,7 +6,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ret = compile_mom( as_test_main("self.main {|elem| elem = 5 } "))
     end
     def test_is_compiler
@@ -22,7 +22,7 @@ module Vool
   class TestBlockLocal < MiniTest::Test
     include MomCompile
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ret = compile_mom( as_test_main("self.main {|elem| local = 5 } "))
       @block = @ret.method_compilers.first.get_method.blocks
     end
@@ -43,7 +43,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def test_method_arg_compiles
       ret = compile_mom( as_test_main("self.main {|elem| arg = 5 } "))
diff --git a/test/mom/test_class_statement.rb b/test/mom/test_class_statement.rb
index f2de9ada..b3f48a50 100644
--- a/test/mom/test_class_statement.rb
+++ b/test/mom/test_class_statement.rb
@@ -6,7 +6,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ret = compile_mom( as_test_main("return 1"))
     end
 
diff --git a/test/mom/test_mom_compiler.rb b/test/mom/test_mom_compiler.rb
index 5a501df9..5ba6c0c3 100644
--- a/test/mom/test_mom_compiler.rb
+++ b/test/mom/test_mom_compiler.rb
@@ -5,7 +5,7 @@ module Mom
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @comp = compile_mom( "class Test ; def main(); return 'Hi'; end; end;")
     end
 
diff --git a/test/mom/test_mom_compiler1.rb b/test/mom/test_mom_compiler1.rb
index e37e6985..402238a7 100644
--- a/test/mom/test_mom_compiler1.rb
+++ b/test/mom/test_mom_compiler1.rb
@@ -5,7 +5,7 @@ module Mom
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @comp = compile_mom( "class Test ; def main(); main{return 'Ho'};return 'Hi'; end; end;")
       @linker = @comp.translate(:interpreter)
     end
diff --git a/test/parfait/test_factory.rb b/test/parfait/test_factory.rb
index 658f4bc0..0d1095f7 100644
--- a/test/parfait/test_factory.rb
+++ b/test/parfait/test_factory.rb
@@ -23,6 +23,16 @@ module Parfait
     def test_get_next_object
       assert_equal Parfait::Integer ,  @factory.get_next_object.class
     end
+    def test_default_page
+      assert_equal 1024 , Factory.page_size
+    end
+    def test_default_reserve
+      assert_equal 10 , Factory.reserve_size
+    end
+    def test_set_page
+      assert_equal 10 , Factory.page_size = 10
+      Factory.page_size = 1024
+    end
     def test_first_is_reserve
       @factory.get_next_object
       assert_equal Parfait::Integer , @factory.reserve.class
diff --git a/test/parfait/test_word.rb b/test/parfait/test_word.rb
index c0964ca9..3a876ffd 100644
--- a/test/parfait/test_word.rb
+++ b/test/parfait/test_word.rb
@@ -4,7 +4,7 @@ module Parfait
   class TestEmptyWord < ParfaitTest
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @word = Parfait::Word.new(0)
     end
     def test_word_create
diff --git a/test/risc/position/helper.rb b/test/risc/position/helper.rb
index c33346d6..0add812b 100644
--- a/test/risc/position/helper.rb
+++ b/test/risc/position/helper.rb
@@ -21,7 +21,7 @@ module Risc
   end
   class DummyPlatform
     def self.boot
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
     end
     def translator
diff --git a/test/risc/position/test_branch_listener.rb b/test/risc/position/test_branch_listener.rb
index 0426237e..691f4d0e 100644
--- a/test/risc/position/test_branch_listener.rb
+++ b/test/risc/position/test_branch_listener.rb
@@ -4,7 +4,7 @@ require 'minitest/mock'
 module Risc
   class TestBranchListenerBooted < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @binary = Parfait::BinaryCode.new(1)
       @bin_pos = CodeListener.init(@binary,:interpreter).set(0)
diff --git a/test/risc/position/test_code_listener.rb b/test/risc/position/test_code_listener.rb
index d8bff78b..5db256c1 100644
--- a/test/risc/position/test_code_listener.rb
+++ b/test/risc/position/test_code_listener.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestCodeListener < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @binary = Parfait::BinaryCode.new(1)
       @method = Parfait.object_space.types.values.first.methods
       @label = Risc.label("hi","ho")
diff --git a/test/risc/position/test_code_listener1.rb b/test/risc/position/test_code_listener1.rb
index 3c341f57..dccfdb5f 100644
--- a/test/risc/position/test_code_listener1.rb
+++ b/test/risc/position/test_code_listener1.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestCodeListenerFull < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:interpreter)
       @binary = Parfait::BinaryCode.new(1)
diff --git a/test/risc/position/test_code_position.rb b/test/risc/position/test_code_position.rb
index d302f479..0e4349cd 100644
--- a/test/risc/position/test_code_position.rb
+++ b/test/risc/position/test_code_position.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestPositionTranslated < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @binary = Parfait::BinaryCode.new(1)
       @method = Parfait.object_space.types.values.first.methods
diff --git a/test/risc/position/test_instruction_listener.rb b/test/risc/position/test_instruction_listener.rb
index 54fdea58..f2a91ab8 100644
--- a/test/risc/position/test_instruction_listener.rb
+++ b/test/risc/position/test_instruction_listener.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestInstructionListener < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @binary = Parfait::BinaryCode.new(1)
       @bin_pos = Position.new(@binary).set(0)
       @instruction = DummyInstruction.new(DummyInstruction.new)
diff --git a/test/risc/position/test_label_listener.rb b/test/risc/position/test_label_listener.rb
index aebf7345..859ddd0e 100644
--- a/test/risc/position/test_label_listener.rb
+++ b/test/risc/position/test_label_listener.rb
@@ -4,7 +4,7 @@ module Risc
   class TestLabelListener < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @label = Label.new("Hi","Ho" , FakeAddress.new(5))
       @label_pos = Position.new(@label ).set(4)
       @code = Parfait::BinaryCode.new(1)
diff --git a/test/risc/position/test_position.rb b/test/risc/position/test_position.rb
index 42b360f1..39f69e35 100644
--- a/test/risc/position/test_position.rb
+++ b/test/risc/position/test_position.rb
@@ -14,7 +14,7 @@ module Risc
       assert !@pos.valid?
     end
     def test_next_slot
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       mov = Arm::ArmMachine.mov(:r1 , :r1)
       position = Position.new(mov ).set(0)
       assert_equal 4, position.next_slot
diff --git a/test/risc/position/test_position3.rb b/test/risc/position/test_position3.rb
index de04e8ad..5a4060fe 100644
--- a/test/risc/position/test_position3.rb
+++ b/test/risc/position/test_position3.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestMachinePositions < MiniTest::Test
     def setup_for(platform)
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(platform)
       @linker.position_all
diff --git a/test/risc/test_builder.rb b/test/risc/test_builder.rb
index 11847dc2..e0fcf969 100644
--- a/test/risc/test_builder.rb
+++ b/test/risc/test_builder.rb
@@ -4,7 +4,7 @@ module Risc
   class TestCodeBuilder < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       init = Parfait.object_space.get_init
       @builder = Risc::MethodCompiler.new( init ).builder(init)
diff --git a/test/risc/test_builder1.rb b/test/risc/test_builder1.rb
index 95442b7b..c132fb5c 100644
--- a/test/risc/test_builder1.rb
+++ b/test/risc/test_builder1.rb
@@ -4,7 +4,7 @@ module Risc
   class TestCompilerBuilder < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @init = Parfait.object_space.get_init
       @compiler = Risc::MethodCompiler.new( @init )
diff --git a/test/risc/test_builder2.rb b/test/risc/test_builder2.rb
index 28b52e2a..8f6feb15 100644
--- a/test/risc/test_builder2.rb
+++ b/test/risc/test_builder2.rb
@@ -4,7 +4,7 @@ module Risc
   class TestBuilderInfer < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @init = Parfait.object_space.get_init
       @compiler = Risc::MethodCompiler.new( @init )
diff --git a/test/risc/test_builtin.rb b/test/risc/test_builtin.rb
index 06248df5..e1b4e020 100644
--- a/test/risc/test_builtin.rb
+++ b/test/risc/test_builtin.rb
@@ -4,7 +4,7 @@ module Risc
   class TestBuiltinFunction < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def test_has_boot_function
       assert Builtin.boot_functions
diff --git a/test/risc/test_collector.rb b/test/risc/test_collector.rb
index d67e1f84..61926aeb 100644
--- a/test/risc/test_collector.rb
+++ b/test/risc/test_collector.rb
@@ -4,7 +4,7 @@ module Risc
   class TestCollector < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:arm)
     end
diff --git a/test/risc/test_interpreter.rb b/test/risc/test_interpreter.rb
index 0a75fdbf..255989f8 100644
--- a/test/risc/test_interpreter.rb
+++ b/test/risc/test_interpreter.rb
@@ -3,7 +3,7 @@ require_relative "helper"
 module Risc
   class TestInterpreterBasics < MiniTest::Test
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:interpreter)
     end
diff --git a/test/risc/test_interpreter_platform.rb b/test/risc/test_interpreter_platform.rb
index bcb81875..ba4e2774 100644
--- a/test/risc/test_interpreter_platform.rb
+++ b/test/risc/test_interpreter_platform.rb
@@ -21,7 +21,7 @@ module Risc
   class TestIdentityTranslator < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @translator = IdentityTranslator.new
     end
diff --git a/test/risc/test_linker.rb b/test/risc/test_linker.rb
index 80f94c22..51f2c2d9 100644
--- a/test/risc/test_linker.rb
+++ b/test/risc/test_linker.rb
@@ -4,7 +4,7 @@ module Risc
   class TestLinkerObjects < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:arm)
     end
@@ -19,7 +19,7 @@ module Risc
   end
   class TestLinkerInit < MiniTest::Test
     def setup
-      @linker = RubyX::RubyXCompiler.new.ruby_to_binary("class Space;def main;return 1;end;end",:arm)
+      @linker = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_binary("class Space;def main;return 1;end;end",:arm)
     end
     def test_pos_cpu
       assert_equal 0 ,  Position.get(@linker.cpu_init).at
diff --git a/test/risc/test_linker1.rb b/test/risc/test_linker1.rb
index 4f34ea8d..8d846477 100644
--- a/test/risc/test_linker1.rb
+++ b/test/risc/test_linker1.rb
@@ -4,7 +4,7 @@ module Risc
   class TestMachinePos < MiniTest::Test
     def setup
       code = "class Space; def main(arg);a = 1;return a;end;end"
-      @linker = RubyX::RubyXCompiler.new.ruby_to_risc(code,:arm)
+      @linker = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_risc(code,:arm)
       @linker.position_all
     end
     def test_positions_set
diff --git a/test/risc/test_method_compiler.rb b/test/risc/test_method_compiler.rb
index e8e988c9..b791ecb2 100644
--- a/test/risc/test_method_compiler.rb
+++ b/test/risc/test_method_compiler.rb
@@ -8,12 +8,12 @@ module Risc
     end
 
     def in_test_vool(str)
-      vool = RubyX::RubyXCompiler.new.ruby_to_vool(in_Test(str))
+      vool = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_vool(in_Test(str))
       vool.to_mom(nil)
       vool
     end
     def in_test_mom(str)
-      RubyX::RubyXCompiler.new(in_Test(str)).ruby_to_mom()
+      FIXMERubyX::RubyXCompiler.new(in_Test(str)).ruby_to_mom()
     end
     def create_method(body = "@ivar = 5")
       in_test_vool("def meth; #{body};end")
@@ -64,7 +64,7 @@ module Risc
       assert_equal 2 , method.frame_type.variable_index(:a)
     end
     def constant_setup(input)
-      mom = RubyX::RubyXCompiler.new.ruby_to_mom(in_Test(input))
+      mom = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_mom(in_Test(input))
       assert_equal Mom::MomCompiler , mom.class
       compiler = mom.method_compilers.first
       assert_equal MethodCompiler , compiler.class
diff --git a/test/risc/test_padding.rb b/test/risc/test_padding.rb
index 93dbf95c..1144a446 100644
--- a/test/risc/test_padding.rb
+++ b/test/risc/test_padding.rb
@@ -4,7 +4,7 @@ module Risc
   class TestPadding < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
 
     def test_small
diff --git a/test/risc/test_parfait_adapter.rb b/test/risc/test_parfait_adapter.rb
index 01b23296..ae00142a 100644
--- a/test/risc/test_parfait_adapter.rb
+++ b/test/risc/test_parfait_adapter.rb
@@ -4,7 +4,7 @@ module Parfait
   class TestAdapter < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
 
     def test_list_create_from_array
diff --git a/test/risc/test_register_value.rb b/test/risc/test_register_value.rb
index 708dd43a..55fa698b 100644
--- a/test/risc/test_register_value.rb
+++ b/test/risc/test_register_value.rb
@@ -10,7 +10,7 @@ module Risc
   class TestRegisterValue < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @r0 = RegisterValue.new(:r0 , :Message)
       @r1 = RegisterValue.new(:r1 , :Space)
       @r2 = RegisterValue.new(:r1 , :Factory)
diff --git a/test/risc/test_register_value1.rb b/test/risc/test_register_value1.rb
index d8932410..18c17e9f 100644
--- a/test/risc/test_register_value1.rb
+++ b/test/risc/test_register_value1.rb
@@ -4,7 +4,7 @@ module Risc
   class TestRegisterValue1 < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @r0 = RegisterValue.new(:r0 , :Message)
       @r1 = RegisterValue.new(:r1 , :Space)
       @compiler = FakeCompiler.new
diff --git a/test/risc/test_text_writer.rb b/test/risc/test_text_writer.rb
index ff49825a..fe6c931a 100644
--- a/test/risc/test_text_writer.rb
+++ b/test/risc/test_text_writer.rb
@@ -4,7 +4,7 @@ module Risc
   class TestTextWriter < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:arm)
     end
@@ -19,7 +19,7 @@ module Risc
   class TestTextWriterPositions < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @linker = Mom::MomCompiler.new.translate(:arm)
       @linker.position_all
diff --git a/test/risc/test_translator.rb b/test/risc/test_translator.rb
index d3feb2e2..35805da3 100644
--- a/test/risc/test_translator.rb
+++ b/test/risc/test_translator.rb
@@ -4,7 +4,7 @@ module Risc
   class TestTranslator < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @translator = Arm::Translator.new
     end
 
diff --git a/test/ruby/helper.rb b/test/ruby/helper.rb
index 6ce5e69a..d07efeee 100644
--- a/test/ruby/helper.rb
+++ b/test/ruby/helper.rb
@@ -3,14 +3,14 @@ require_relative "../helper"
 module Ruby
   module RubyTests
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def compile(input)
       RubyCompiler.compile(input)
     end
 
     def ruby_to_vool(input)
-      RubyXCompiler.new(input).ruby_to_vool
+      FIXMERubyXCompiler.new(input).ruby_to_vool
     end
 
   end
diff --git a/test/ruby/test_basic_values.rb b/test/ruby/test_basic_values.rb
index 92d10616..b5b2c8d3 100644
--- a/test/ruby/test_basic_values.rb
+++ b/test/ruby/test_basic_values.rb
@@ -51,7 +51,7 @@ module Ruby
     include RubyTests
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def compile_const( input )
       lst = compile( input )
@@ -83,7 +83,7 @@ module Ruby
     include RubyTests
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def compile_const( input )
       lst = compile( input )
diff --git a/test/ruby/test_send_statement1.rb b/test/ruby/test_send_statement1.rb
index 0cdc7441..17d0439f 100644
--- a/test/ruby/test_send_statement1.rb
+++ b/test/ruby/test_send_statement1.rb
@@ -67,7 +67,7 @@ module Ruby
     include RubyTests
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
 
     def test_int_receiver
diff --git a/test/rubyx/helper.rb b/test/rubyx/helper.rb
index ede5697b..8d1f8fb4 100644
--- a/test/rubyx/helper.rb
+++ b/test/rubyx/helper.rb
@@ -1,6 +1,7 @@
 require_relative "../helper"
 
 module RubyX
+
   module RubyXHelper
     def setup
     end
@@ -9,10 +10,10 @@ module RubyX
       mom.translate(platform)
     end
     def ruby_to_vool(input)
-      RubyXCompiler.new.ruby_to_vool(input)
+      RubyXCompiler.new(RubyX.default_test_options).ruby_to_vool(input)
     end
     def ruby_to_mom(input)
-      RubyXCompiler.new.ruby_to_mom(input)
+      RubyXCompiler.new(RubyX.default_test_options).ruby_to_mom(input)
     end
     def compile_in_test( input )
       vool = ruby_to_vool in_Test(input)
diff --git a/test/rubyx/test_rubyx_compiler.rb b/test/rubyx/test_rubyx_compiler.rb
index c2e1a432..56eb2aff 100644
--- a/test/rubyx/test_rubyx_compiler.rb
+++ b/test/rubyx/test_rubyx_compiler.rb
@@ -22,7 +22,7 @@ module RubyX
     end
 
     def test_space_is_unchanged_by_compile
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       space1 = Parfait.object_space.get_class_by_name(:Space)
       compiler.ruby_to_vool  "class Space ;end"
       space2 = Parfait.object_space.get_class_by_name(:Space)
@@ -30,7 +30,7 @@ module RubyX
     end
 
     def test_space_type_is_unchanged_by_compile
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       space1 = Parfait.object_space.get_type_by_class_name(:Space)
       compiler.ruby_to_vool  "class Space ;end"
       space2 = Parfait.object_space.get_type_by_class_name(:Space)
diff --git a/test/rubyx/test_rubyx_compiler1.rb b/test/rubyx/test_rubyx_compiler1.rb
index f449180f..39264425 100644
--- a/test/rubyx/test_rubyx_compiler1.rb
+++ b/test/rubyx/test_rubyx_compiler1.rb
@@ -25,7 +25,7 @@ module RubyX
     end
 
     def test_space_type_is_unchanged_by_compile
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       space1 = Parfait.object_space.get_type_by_class_name(:Space)
       compiler.ruby_to_vool  "class Space ;end"
       space2 = Parfait.object_space.get_type_by_class_name(:Space)
diff --git a/test/rubyx/test_rubyx_compiler3.rb b/test/rubyx/test_rubyx_compiler3.rb
index e971fd9c..d70cf64b 100644
--- a/test/rubyx/test_rubyx_compiler3.rb
+++ b/test/rubyx/test_rubyx_compiler3.rb
@@ -9,23 +9,23 @@ module RubyX
       "class Space ; def #{name}(arg);return arg;end; end"
     end
     def test_return_linker
-      @linker = RubyXCompiler.ruby_to_binary(space_source_for("main"), :interpreter)
+      @linker = RubyXCompiler.ruby_to_binary(space_source_for("main"), :interpreter , RubyX.default_test_options)
       assert_equal Risc::Linker , @linker.class
     end
     def test_one_vool_call
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       compiler.ruby_to_vool(space_source_for("main"))
       assert_equal Vool::ClassStatement , compiler.vool.class
     end
     def test_two_vool_calls
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       compiler.ruby_to_vool(space_source_for("main"))
       compiler.ruby_to_vool(space_source_for("twain"))
       assert_equal Vool::ScopeStatement , compiler.vool.class
       assert_equal 2 , compiler.vool.length
     end
     def test_bin_two_sources
-      compiler = RubyXCompiler.new
+      compiler = RubyXCompiler.new(RubyX.default_test_options)
       compiler.ruby_to_vool(space_source_for("main"))
       compiler.ruby_to_vool(space_source_for("twain"))
       linker = compiler.to_binary(:interpreter)
diff --git a/test/support/compiling.rb b/test/support/compiling.rb
index b1ee6ddf..171724f6 100644
--- a/test/support/compiling.rb
+++ b/test/support/compiling.rb
@@ -22,7 +22,7 @@ module MomCompile
   include ScopeHelper
 
   def compile_method(input)
-    statements = RubyX::RubyXCompiler.new.ruby_to_vool(input)
+    statements = RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_vool(input)
     assert statements.is_a?(Vool::ClassStatement)
     ret = statements.to_mom(nil)
     assert_equal Parfait::Class , statements.clazz.class , statements
@@ -50,7 +50,7 @@ module MomCompile
     block.body.to_mom(block_c)
   end
   def compile_mom(input)
-    RubyX::RubyXCompiler.new.ruby_to_mom(input)
+    RubyX::RubyXCompiler.new(RubyX.default_test_options).ruby_to_mom(input)
   end
 
   def check_array( should , is )
diff --git a/test/support/options.rb b/test/support/options.rb
new file mode 100644
index 00000000..d49b01bd
--- /dev/null
+++ b/test/support/options.rb
@@ -0,0 +1,11 @@
+module Parfait
+  def self.default_test_options
+     {}
+  end
+end
+
+module RubyX
+  def self.default_test_options
+     { parfait: Parfait.default_test_options}
+  end
+end
diff --git a/test/support/parfait_test.rb b/test/support/parfait_test.rb
index a79ece1f..b6931ab0 100644
--- a/test/support/parfait_test.rb
+++ b/test/support/parfait_test.rb
@@ -2,7 +2,7 @@ module Parfait
   class ParfaitTest < MiniTest::Test
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @space = Parfait.object_space
     end
     def make_method
diff --git a/test/support/risc_interpreter.rb b/test/support/risc_interpreter.rb
index 042fa1b0..8e3ddf01 100644
--- a/test/support/risc_interpreter.rb
+++ b/test/support/risc_interpreter.rb
@@ -7,7 +7,8 @@ module Risc
     include ScopeHelper
 
     def setup
-      @linker = RubyX::RubyXCompiler.new.ruby_to_binary(@string_input, :interpreter)
+      compiler = RubyX::RubyXCompiler.new(RubyX.default_test_options)
+      @linker = compiler.ruby_to_binary(@string_input, :interpreter)
       @interpreter = Interpreter.new(@linker)
       @interpreter.start_program
     end
diff --git a/test/vool/blocks/test_assign.rb b/test/vool/blocks/test_assign.rb
index 7db7b0ab..d8d2624c 100644
--- a/test/vool/blocks/test_assign.rb
+++ b/test/vool/blocks/test_assign.rb
@@ -5,7 +5,7 @@ module VoolBlocks
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_block( "local = 5")
     end
 
@@ -32,7 +32,7 @@ module VoolBlocks
   class TestAssignMomInstanceToLocal < MiniTest::Test
     include MomCompile
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_block( "local = @a" , "@a = 5") #second arg in method scope
     end
     def test_class_compiles
@@ -50,7 +50,7 @@ module VoolBlocks
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_block( "arg = 5")
     end
 
@@ -68,7 +68,7 @@ module VoolBlocks
   class TestAssignMomToInstance < MiniTest::Test
     include MomCompile
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def test_assigns_const
       @ins = compile_first_block( "@a = 5")
diff --git a/test/vool/blocks/test_if_condition.rb b/test/vool/blocks/test_if_condition.rb
index 83f7dbc1..9ee3696c 100644
--- a/test/vool/blocks/test_if_condition.rb
+++ b/test/vool/blocks/test_if_condition.rb
@@ -6,7 +6,7 @@ module VoolBlocks
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc::Builtin.boot_functions
       @ins = compile_first_block( "if(5.div4) ; @a = 6 ; else; @a = 5 ; end")
     end
diff --git a/test/vool/blocks/test_while_simple.rb b/test/vool/blocks/test_while_simple.rb
index 97dd454b..8c6d53a2 100644
--- a/test/vool/blocks/test_while_simple.rb
+++ b/test/vool/blocks/test_while_simple.rb
@@ -6,7 +6,7 @@ module VoolBlocks
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_block( "while(@a) ; @a = 5 ; end")
     end
 
diff --git a/test/vool/send/helper.rb b/test/vool/send/helper.rb
index ce211a62..bc89eb83 100644
--- a/test/vool/send/helper.rb
+++ b/test/vool/send/helper.rb
@@ -6,7 +6,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc::Builtin.boot_functions
       @ins = compile_first_method( send_method )
     end
diff --git a/test/vool/send/test_send_args_send.rb b/test/vool/send/test_send_args_send.rb
index d93bc01a..fec22686 100644
--- a/test/vool/send/test_send_args_send.rb
+++ b/test/vool/send/test_send_args_send.rb
@@ -6,7 +6,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @ins = compile_first_method( "a = main(1 + 2)" )
     end
diff --git a/test/vool/send/test_send_cached_simple.rb b/test/vool/send/test_send_cached_simple.rb
index 7b7a3fc2..2e942f80 100644
--- a/test/vool/send/test_send_cached_simple.rb
+++ b/test/vool/send/test_send_cached_simple.rb
@@ -6,7 +6,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "a = 5; a.div4")
     end
     def test_check_type
diff --git a/test/vool/test_assign.rb b/test/vool/test_assign.rb
index d4866c50..0e942026 100644
--- a/test/vool/test_assign.rb
+++ b/test/vool/test_assign.rb
@@ -5,7 +5,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "local = 5")
     end
 
@@ -36,7 +36,7 @@ module Vool
   class TestAssignMomInstanceToLocal < MiniTest::Test
     include MomCompile
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "@a = 5 ; local = @a")
     end
     def test_class_compiles
@@ -49,7 +49,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "arg = 5")
     end
 
@@ -73,7 +73,7 @@ module Vool
   class TestAssignMomToInstance < MiniTest::Test
     include MomCompile
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
     end
     def test_assigns_const
       @ins = compile_first_method( "@a = 5")
diff --git a/test/vool/test_if_condition.rb b/test/vool/test_if_condition.rb
index 19d4ec4f..71d12c8d 100644
--- a/test/vool/test_if_condition.rb
+++ b/test/vool/test_if_condition.rb
@@ -6,7 +6,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc::Builtin.boot_functions
       @ins = compile_first_method( "if(5.div4) ; @a = 6 ; else; @a = 5 ; end")
     end
diff --git a/test/vool/test_if_no_else.rb b/test/vool/test_if_no_else.rb
index 61ef702f..6a47ec7a 100644
--- a/test/vool/test_if_no_else.rb
+++ b/test/vool/test_if_no_else.rb
@@ -7,7 +7,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "if(@a) ; @a = 5 ; end")
     end
 
diff --git a/test/vool/test_if_simple.rb b/test/vool/test_if_simple.rb
index 1405beee..c4db5392 100644
--- a/test/vool/test_if_simple.rb
+++ b/test/vool/test_if_simple.rb
@@ -7,7 +7,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "if(@a) ; @a = 5 ; else; @a = 6 ; end")
     end
 
diff --git a/test/vool/test_ivar.rb b/test/vool/test_ivar.rb
index 0a12941b..9dd2d159 100644
--- a/test/vool/test_ivar.rb
+++ b/test/vool/test_ivar.rb
@@ -5,7 +5,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "@a = 5")
     end
 
diff --git a/test/vool/test_local_assignment.rb b/test/vool/test_local_assignment.rb
index 2a16d934..7f526014 100644
--- a/test/vool/test_local_assignment.rb
+++ b/test/vool/test_local_assignment.rb
@@ -5,7 +5,7 @@ module Vool
     include MomCompile
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "a = 5")
     end
 
diff --git a/test/vool/test_return.rb b/test/vool/test_return.rb
index fa8af33f..89c9d39e 100644
--- a/test/vool/test_return.rb
+++ b/test/vool/test_return.rb
@@ -6,7 +6,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @inst = compile_first_method( "return 5")
     end
 
@@ -43,7 +43,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc.boot!
       @ins = compile_first_method( "return 5.div4")
     end
diff --git a/test/vool/test_while_condition.rb b/test/vool/test_while_condition.rb
index 77f4f36a..06066eb0 100644
--- a/test/vool/test_while_condition.rb
+++ b/test/vool/test_while_condition.rb
@@ -7,7 +7,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       Risc::Builtin.boot_functions
       @ins = compile_first_method( "while(5.div4) ; 5.div4 ; end")
     end
diff --git a/test/vool/test_while_simple.rb b/test/vool/test_while_simple.rb
index 3b8345b4..34d649b3 100644
--- a/test/vool/test_while_simple.rb
+++ b/test/vool/test_while_simple.rb
@@ -6,7 +6,7 @@ module Vool
     include Mom
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "while(@a) ; @a = 5 ; end")
     end
 
diff --git a/test/vool/test_yield_statement.rb b/test/vool/test_yield_statement.rb
index e619c1c4..209be194 100644
--- a/test/vool/test_yield_statement.rb
+++ b/test/vool/test_yield_statement.rb
@@ -59,7 +59,7 @@ module Vool
     include YieldBasics
 
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "return yield(1)" )
     end
 
@@ -83,7 +83,7 @@ module Vool
     include Mom
     include YieldBasics
     def setup
-      Parfait.boot!
+      Parfait.boot!(Parfait.default_test_options)
       @ins = compile_first_method( "return yield" )
     end
     def test_array