76 lines
2.5 KiB
Ruby
76 lines
2.5 KiB
Ruby
module Mom
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module Builtin
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module CompileHelper
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def compiler_for( clazz_name , method_name , arguments , locals = {})
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frame = Parfait::NamedList.type_for( locals )
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args = Parfait::NamedList.type_for( arguments )
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Mom::MethodCompiler.compiler_for_class(clazz_name , method_name , args, frame )
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end
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end
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end
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end
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require_relative "builtin/space"
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require_relative "builtin/integer"
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require_relative "builtin/object"
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require_relative "builtin/word"
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module Mom
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module Builtin
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# classes have booted, now create a minimal set of functions
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# minimal means only that which can not be coded in ruby
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# Methods are grabbed from respective modules by sending the method name.
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# This should return the implementation of the method (ie a method compiler),
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# not actually try to implement it(as that's impossible in ruby)
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#
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# We create an empty main for init to jump to, if no code is compiled, that just returns
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# See Builtin directory readme and module
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def self.boot_functions( options = nil)
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space = Parfait.object_space
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space_type = space.get_class.instance_type
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if @compilers and options == nil
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if(space_type.methods.nil?)
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@compilers << compiler_for( space_type , Space , :main)
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end
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return @compilers
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end
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# TODO go through the virtual parfait layer and adjust function names
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# to what they really are
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@compilers = []
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obj_type = space.get_type_by_class_name(:Object)
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[ :__init__ , :exit , :_method_missing, :get_internal_word ,
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:set_internal_word ].each do |f|
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@compilers << compiler_for( obj_type , Object , f)
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end
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word_type = space.get_type_by_class_name(:Word)
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[:putstring , :get_internal_byte , :set_internal_byte ].each do |f|
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@compilers << compiler_for( word_type , Word , f)
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end
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int_type = space.get_type_by_class_name(:Integer)
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Risc.operators.each do |op|
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@compilers << operator_compiler( int_type , op)
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end
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[ :div4, :<,:<= , :>=, :> , :div10 ].each do |f| #div4 is just a forward declaration
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@compilers << compiler_for( int_type , Integer , f)
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end
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return @compilers
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end
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def self.compiler_for( type , mod , name)
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compiler = mod.send(name , nil)
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compiler.add_method_to(type)
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compiler
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end
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def self.operator_compiler(int_type , op)
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compiler = Integer.operator_method(op)
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compiler.add_method_to(int_type)
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compiler
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end
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end
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end
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