42 lines
1.4 KiB
Ruby
42 lines
1.4 KiB
Ruby
module Mom
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# Base class for MOM instructions
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# At the base class level instructions are a linked list.
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#
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# Mom::Instructions are created by the Vool level as an intermediate step
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# towards the next level down, the Risc level.
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# Mom and Risc are both abstract machines (ie have instructions), so both
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# share the linked list functionality (In Common::List)
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#
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# To convert a Mom instruction to it's Risc equivalent to_risc is called
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#
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class Instruction
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include Common::List
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# to_risc, like the name says, converts the instruction to it's Risc equivalent.
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# The Risc machine is basically a simple register machine (kind of arm).
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# In other words Mom is the higher abstraction and so mom instructions convert
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# to many (1-10) risc instructions
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#
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# The argument that is passed is a MethodCompiler, which has the method and some
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# state about registers used. (also provides helpers to generate risc instructions)
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def to_risc(compiler)
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raise Risc::Label.new(self.class.name, self.class.name + "_todo")
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end
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end
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end
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require_relative "label"
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require_relative "check"
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require_relative "basic_values"
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require_relative "simple_call"
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require_relative "dynamic_call"
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require_relative "truth_check"
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require_relative "not_same_check"
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require_relative "jump"
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require_relative "slot_load"
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require_relative "return_sequence"
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require_relative "message_setup"
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require_relative "argument_transfer"
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