62 lines
2.3 KiB
Ruby
62 lines
2.3 KiB
Ruby
require "ast/sexp"
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module Register
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module Builtin
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class Object
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module ClassMethods
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include AST::Sexp
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# main entry point, ie __init__ calls this
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# defined here as empty, to be redefined
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def main context
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compiler = Soml::Compiler.new.create_method(:Object , :main ).init_method
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return compiler.method
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end
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# self[index] basically. Index is the first arg
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# return is stored in return_value
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# (this method returns a new method off course, like all builtin)
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def get_internal_word context
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compiler = Soml::Compiler.new.create_method(:Object , :get_internal_word , {:Integer => :index}).init_method
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source = "get_internal_word"
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#Load self by "calling" on_name
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me = compiler.process( s(:name , :self) )
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# Load the argument
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index = compiler.use_reg :Integer
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compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
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# reduce me to me[index]
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compiler.add_code GetSlot.new( source , me , index , me)
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# and put it back into the return value
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compiler.add_code Register.set_slot( source , me , :message , :return_value)
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return compiler.method
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end
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# self[index] = val basically. Index is the first arg , vlaue the second
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# no return
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def set_internal_word context
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compiler = Soml::Compiler.new.create_method(:Object , :set_internal_word ,
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{:Integer => :index, :Object => :value} ).init_method
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source = "set_internal_word"
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#Load self by "calling" on_name
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me = compiler.process( s(:name , :self) )
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# Load the index
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index = compiler.use_reg :Integer
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compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
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# Load the value
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value = compiler.use_reg :Integer
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compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(2), value )
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# do the set
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compiler.add_code SetSlot.new( source , value , me , index)
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return compiler.method
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end
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end
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extend ClassMethods
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end
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end
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end
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require_relative "integer"
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require_relative "kernel"
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require_relative "word"
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