122 lines
3.2 KiB
Ruby
122 lines
3.2 KiB
Ruby
require "util/eventable"
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require "risc/interpreter"
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require_relative "compiling"
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module Risc
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module Ticker
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include ScopeHelper
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def setup
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@linker = RubyX::RubyXCompiler.new(@string_input).ruby_to_binary( :interpreter)
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@interpreter = Interpreter.new(@linker)
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@interpreter.start_program
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end
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alias :do_setup :setup
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# check the given array of instructions is what the interpreter actually does
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# possible second argument ignores the given amount, usually up until main
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def check_chain( should , start_at = 0 )
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ticks( start_at ) if start_at > 0
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should.each_with_index do |name , index|
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got = ticks(1)
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assert_equal got.class ,name , "Wrong class for #{index + 1}, expect #{name} , got #{got}"
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end
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end
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# check the main only, ignoring the __init instructions
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def check_main_chain( should )
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check_chain( should , main_at)
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end
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# how many instruction up until the main starts, ie
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# ticks(main_at) will be the label for main
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def main_at
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25
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end
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def get_return
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assert_equal Parfait::Message , @interpreter.get_register(:r8).class
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@interpreter.get_register(:r0)
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end
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# do as many as given ticks in the main, ie main_at more
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def main_ticks(num)
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ticks( main_at + num)
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end
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# do a certain number of steps in the interpreter and return the last executed instruction
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def ticks( num )
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last = nil
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num.times do
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last = @interpreter.instruction
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@interpreter.tick
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end
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return last
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end
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# collect the classes of all executed istructions
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def all_classes(max = 300)
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classes = []
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tick = 1
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begin
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while(classes.length < max)
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cl = ticks(1).class
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tick += 1
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classes << cl
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break if cl == NilClass
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end
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rescue => e
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puts "Error at tick #{tick}"
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puts e
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puts e.backtrace
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end
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classes
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end
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# do the setup, compile and run the input (a main) to the end
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def run_main_return(input)
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run_main("return #{input}")
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end
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# get the return from the message (not exit code)
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# exit code must be int
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def get_message_return
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@interpreter.get_register(:r8).return_value
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end
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def run_main(input)
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@string_input = as_main(input)
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do_setup
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run_all
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end
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# wrap the input in Space (main is assumed to be part of it)
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def run_space(input)
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@string_input = in_Space(input)
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do_setup
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run_all
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end
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def run_all
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@interpreter.tick while(@interpreter.instruction)
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end
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# for chaning the tests quickly output all instructions that are executed
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def show_ticks
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classes = all_classes
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output_classes(classes)
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end
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# show all instructions of the main only
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def show_main_ticks
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classes = all_classes
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classes = classes.slice(main_at , 1000)
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output_classes(classes)
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end
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def output_classes(classes)
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str = classes.to_s.gsub("Risc::","")
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all = str.split(",").each_slice(5).collect {|line| " " + line.join(",")}
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puts all.join(",\n")
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puts "length = #{classes.length}"
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exit(1)
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end
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end
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end
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