Class: Remian::InstructionSet

Inherits:
Object
  • Object
show all
Defined in:
lib/remian/instruction_set.rb,
lib/remian/instruction_set/cp.rb,
lib/remian/instruction_set/mv.rb,
lib/remian/instruction_set/or.rb,
lib/remian/instruction_set/and.rb,
lib/remian/instruction_set/not.rb,
lib/remian/instruction_set/put.rb,
lib/remian/instruction_set/set.rb,
lib/remian/instruction_set/exit.rb,
lib/remian/instruction_set/jump.rb,
lib/remian/instruction_set/zero.rb,
lib/remian/instruction_set/add_i.rb,
lib/remian/instruction_set/put_a.rb,
lib/remian/instruction_set/branch.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(memory, registers) ⇒ InstructionSet

Returns a new instance of InstructionSet.



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# File 'lib/remian/instruction_set.rb', line 18

def initialize memory, registers
  @memory = memory
  @registers = registers
end

Instance Attribute Details

#memory ⇒ Object

Returns the value of attribute memory.



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# File 'lib/remian/instruction_set.rb', line 15

def memory
  @memory
end

#registers ⇒ Object

Returns the value of attribute registers.



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# File 'lib/remian/instruction_set.rb', line 16

def registers
  @registers
end

Instance Method Details

#add_i(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/add_i.rb', line 3

def add_i addresses
  operands = addresses.map {|address| @memory.read(address.to_i).to_i}
  sum = operands.inject :+
  @memory.write addresses[0].to_i, sum
end

#and(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/and.rb', line 3

def and addresses
  operands = addresses.map {|address| @memory.read(address.to_i).to_i}
  @memory.write(addresses[0].to_i, operands.inject(:*))
end

#branch(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/branch.rb', line 3

def branch addresses
  if @memory.read(addresses[0].to_i).to_i != 0
    destination = @memory.read(addresses[1].to_i).to_i
    Remian.say "Branching to address #{destination}.", :magenta
    @registers[:address] = destination
  end
end

#cp(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/cp.rb', line 3

def cp addresses
  @memory.write(addresses[1].to_i, @memory.read(addresses[0].to_i))
end

#exit(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/exit.rb', line 3

def exit addresses
  Remian.say "Told to exit.", :magenta
  Process.exit
end

#jump(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/jump.rb', line 3

def jump addresses
  destination = @memory.read(addresses[0].to_i).to_i
  Remian.say "Jumping to address #{destination}.", :magenta
  @registers[:address] = destination
end

#mv(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/mv.rb', line 3

def mv addresses
  @memory.write(addresses[1].to_i, @memory.read(addresses[0].to_i))
  @memory.write(addresses[0].to_i, "")
end

#not(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/not.rb', line 3

def not addresses
  @memory.write(addresses[0].to_i, @memory.read(addresses[0].to_i) == 0)
end

#or(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/or.rb', line 3

def or addresses
  operands = addresses.map {|address| @memory.read(address.to_i).to_i}
  @memory.write(addresses[0].to_i, operands.inject(:+) != 0)
end

#put(data) ⇒ Object 



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# File 'lib/remian/instruction_set/put.rb', line 3

def put data
  puts data
end

#put_a(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/put_a.rb', line 3

def put_a addresses
  operands = addresses.map {|address| @memory.read(address.to_i)}
  puts operands
end

#set(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/set.rb', line 3

def set addresses
  @memory.write(operand[0], operand[1])
end

#zero(addresses) ⇒ Object 



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# File 'lib/remian/instruction_set/zero.rb', line 3

def zero addresses
  operands = addresses.map {|address| @memory.read(address.to_i).to_i}
  @memory.write(addresses[0].to_i, operands[0].to_i == 0)
end