50 lines
1.8 KiB
Ruby
50 lines
1.8 KiB
Ruby
require_relative "compile_helper"
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module Register
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module Builtin
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module Word
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module ClassMethods
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include CompileHelper
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def putstring context
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compiler = Typed::MethodCompiler.new.create_method(:Word , :putstring ).init_method
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compiler.add_code Register.get_slot( "putstring" , :message , :receiver , :new_message )
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index = Parfait::Word.get_length_index
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reg = RegisterValue.new(:r2 , :Integer)
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compiler.add_code Register.get_slot( "putstring" , :new_message , index , reg )
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Kernel.emit_syscall( compiler , :putstring )
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compiler.method
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end
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# self[index] basically. Index is the first arg > 0
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# return (and word sized int) is stored in return_value
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def get_internal_byte context
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compiler = compiler_for(:Word , :get_internal_byte)
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source = "get_internal_byte"
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me , index = self_and_arg(compiler,source)
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# reduce me to me[index]
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compiler.add_code GetByte.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 ( >0),
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# value the second
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# no return
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def set_internal_byte context
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compiler = compiler_for(:Word, :set_internal_byte , {:value => :Integer} )
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source = "set_internal_byte"
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me , index = self_and_arg(compiler,source)
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value = do_load(compiler,source)
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# do the set
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compiler.add_code SetByte.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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