rubyx/lib/risc/builtin.rb
2018-06-29 11:23:26 +03:00

45 lines
1.8 KiB
Ruby

require_relative "builtin/compile_helper"
require_relative "builtin/space"
require_relative "builtin/integer"
require_relative "builtin/object"
require_relative "builtin/word"
module Risc
module Builtin
# classes have booted, now create a minimal set of functions
# minimal means only that which can not be coded in ruby
# Methods are grabbed from respective modules by sending the method name.
# This should return the implementation of the method (ie a method object),
# not actually try to implement it(as that's impossible in ruby)
#
def self.boot_functions( )
space = Parfait.object_space
# very fiddly chicken 'n egg problem. Functions need to be in the right order, and in fact we
# have to define some dummies, just for the others to compile
# TODO go through the virtual parfait layer and adjust function names to what they really are
space_class = space.get_class
space_class.instance_type.add_method Builtin::Space.send(:main, nil)
obj = space.get_class_by_name(:Object)
[ :get_internal_word , :set_internal_word , :_method_missing,
:exit , :__init__].each do |f|
obj.instance_type.add_method Builtin::Object.send(f , nil)
end
obj = space.get_class_by_name(:Word)
[:putstring , :get_internal_byte , :set_internal_byte ].each do |f|
obj.instance_type.add_method Builtin::Word.send(f , nil)
end
obj = space.get_class_by_name(:Integer)
Risc.operators.each do |op|
obj.instance_type.add_method Builtin::Integer.operator_method(op)
end
[:putint, :div4, :div10 , :<,:<= , :>=, :>].each do |f| #div4 is just a forward declaration
obj.instance_type.add_method Builtin::Integer.send(f , nil)
end
end
end
end