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110
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1
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155
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2 class Instruction:
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104
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3 """ Base class for all instructions. """
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70
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4 pass
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5
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170
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6 # Label:
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7 class LabelInstruction(Instruction):
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8 def __init__(self, labid):
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9 self.labid = labid
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10 def __repr__(self):
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11 return '{0}:'.format(self.labid)
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12
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158
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13 # Function calling:
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70
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14 class CallInstruction(Instruction):
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110
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15 def __init__(self, callee, arguments):
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16 super().__init__()
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17 self.callee = callee
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18 self.arguments = arguments
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158
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19 def __repr__(self):
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20 return 'CALL {0}'.format(self.callee)
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|
110
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21
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158
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22 class RetInstruction(Instruction):
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23 def __repr__(self):
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24 return 'RET'
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70
|
25
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170
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26 class MoveInstruction(Instruction):
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27 def __init__(self, name, value):
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28 self.name = name
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29 self.value = value
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30 def __repr__(self):
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31 return '{0} = {1}'.format(self.name, self.value)
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32
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70
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33 class BinaryOperator(Instruction):
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158
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34 def __init__(self, name, operation, value1, value2):
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157
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35 #print('operation is in binops:', operation in BinOps)
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104
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36 # Check types of the two operands:
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158
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37 self.name = name
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104
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38 self.value1 = value1
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39 self.value2 = value2
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40 self.operation = operation
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158
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41 def __repr__(self):
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170
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42 return '{0} = {2} {1} {3}'.format(self.name, self.operation, self.value1, self.value2)
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70
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43
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170
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44 # Memory functions:
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158
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45 class LoadInstruction(Instruction):
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46 def __init__(self, name, value):
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157
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47 self.value = value
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|
158
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48 self.name = name
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49 def __repr__(self):
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170
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50 return '{1} = [{0}]'.format(self.name, self.value)
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157
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51
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160
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52 class StoreInstruction(Instruction):
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53 def __init__(self, name, value):
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54 self.name = name
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55 self.value = value
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56 def __repr__(self):
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170
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57 return '[{0}] = {1}'.format(self.name, self.value)
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160
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58
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158
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59 class BranchInstruction(Instruction):
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170
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60 def __init__(self, target):
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61 self.t1 = target
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158
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62 def __repr__(self):
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63 return 'BRANCH {0}'.format(self.t1)
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170
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64
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65 class IfInstruction(Instruction):
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66 def __init__(self, cond, lab1, lab2):
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67 self.cond = cond
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68 self.lab1 = lab1
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69 self.lab2 = lab2
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70 def __repr__(self):
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71 return 'IF {0} THEN {1} ELSE {2}'.format(self.cond, self.lab1, self.lab2)
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72
|
