rubyx/lib/register/builtin/kernel.rb

module Builtin
  module Kernel
    module ClassMethods
      # this is the really really first place the machine starts.
      # it isn't really a function, ie it is jumped to (not called), exits and may not return
      # so it is responsible for initial setup (and relocation)
      def __init__ context
        function = Virtual::CompiledMethodInfo.create_method("Kernel","__init__" , [])
#        puts "INIT LAYOUT #{function.get_layout.get_layout}"
        function.info.return_type = Virtual::Integer
        main = Virtual::Machine.instance.space.get_main
        me = Virtual::Self.new(Virtual::Reference)
        code = Virtual::Set.new(Virtual::Self.new(me.type), me)
        function.info.add_code(code)
        function.info.add_code Virtual::MethodCall.new(main)
        return function
      end
      def putstring context
        function = Virtual::CompiledMethodInfo.create_method("Kernel" , "putstring" , [] )
        return function
        ret = Virtual::RegisterMachine.instance.write_stdout(function)
        function.set_return ret
        function
      end
      def exit context
        function = Virtual::CompiledMethodInfo.create_method("Kernel","exit" , [])
        function.info.return_type = Virtual::Integer
        return function
        ret = Virtual::RegisterMachine.instance.exit(function)
        function.set_return ret
        function
      end
      def __send context
        function = Virtual::CompiledMethodInfo.create_method("Kernel" ,"__send" , [] )
        function.info.return_type = Virtual::Integer
        return function
      end
    end
    extend ClassMethods
  end
end