def Evaluate(self, SymbolTable, whileFlag=0):
value_obj = self.children[0].Evaluate(SymbolTable, whileFlag)
value = value_obj.getValue()
if (self.value == "-"):
result = Value("int")
result.setValue(value * -1)
return result
elif (self.value == "not"):
if value_obj.type == "boolean":
result = Value("boolean")
result.setValue(not value)
return result
else:
raise ValueError("Operand must be a boolean")
else:
return
def Evaluate(self, SymbolTable, whileFlag=0, nodeId=None):
value1_obj = self.children[0].Evaluate(SymbolTable, whileFlag)
self.generateAsm(SymbolTable, "push", whileFlag)
value2_obj = self.children[1].Evaluate(SymbolTable, whileFlag)
self.generateAsm(SymbolTable, "pop", whileFlag)
value1 = value1_obj.getValue()
value2 = value2_obj.getValue()
if (self.value == "+"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_sum = value1 + value2
self.generateAsm(SymbolTable, "ADD", whileFlag)
result = Value("int")
result.setValue(value_sum)
return result
elif (self.value == "-"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_sub = value1 - value2
self.generateAsm(SymbolTable, "SUB", whileFlag)
result = Value("int")
result.setValue(value_sub)
return result
elif (self.value == "or"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_or = value1 or value2
self.generateAsm(SymbolTable, "OR", whileFlag)
result = Value("boolean")
result.setValue(value_or)
return result
elif (self.value == "*"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_mult = value1 * value2
self.generateAsm(SymbolTable, "IMUL", whileFlag)
result = Value("int")
result.setValue(value_mult)
return result
elif (self.value == "/"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_div = value1 // value2
result = Value("int")
self.generateAsm(SymbolTable, "DIV", whileFlag)
result.setValue(value_div)
return result
elif (self.value == "and"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_and = value1 and value2
self.generateAsm(SymbolTable, "AND", whileFlag)
result = Value("boolean")
result.setValue(value_and)
return result
elif (self.value == ">"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
self.generateAsm(SymbolTable, "jg", whileFlag, nodeId)
value_bigger = value1 > value2
result = Value("boolean")
result.setValue(value_bigger)
return result
elif (self.value == "<"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
self.generateAsm(SymbolTable, "jl", whileFlag, nodeId)
value_smaller = value1 < value2
result = Value("boolean")
result.setValue(value_smaller)
return result
elif (self.value == "="):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
self.generateAsm(SymbolTable, "je", whileFlag, nodeId)
value_equal = value1 == value2
result = Value("boolean")
result.setValue(value_equal)
return result
elif (self.value == "!="):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_diff = value1 != value2
result = Value("boolean")
result.setValue(value_diff)
return result
else:
return
def Evaluate(self, SymbolTable, whileFlag=0):
result = input()
value = Value("int")
value.setValue(int(result))
return value
def Evaluate(self, SymbolTable, whileFlag=0):
self.generateAsm(SymbolTable, whileFlag)
value = Value("boolean")
value.setValue(self.value)
return value
def Evaluate(self, SymbolTable, whileFlag=0):
value = Value("string")
value.setValue(self.value)
return value
def Evaluate(self, SymbolTable):
value1_obj = self.children[0].Evaluate(SymbolTable)
value2_obj = self.children[1].Evaluate(SymbolTable)
value1 = value1_obj.getValue()
value2 = value2_obj.getValue()
if (self.value == "+"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_sum = value1 + value2
result = Value("int")
result.setValue(value_sum)
return result
elif (self.value == "-"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_sub = value1 - value2
result = Value("int")
result.setValue(value_sub)
return result
elif (self.value == "or"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_or = value1 or value2
result = Value("boolean")
result.setValue(value_or)
return result
elif (self.value == "*"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_mult = value1 * value2
result = Value("int")
result.setValue(value_mult)
return result
elif (self.value == "/"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_div = value1 // value2
result = Value("int")
result.setValue(value_div)
return result
elif (self.value == "and"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_and = value1 and value2
result = Value("boolean")
result.setValue(value_and)
return result
elif (self.value == ":="):
SymbolTable.setSymbol(value1, value2)
elif (self.value == ">"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_bigger = value1 > value2
result = Value("boolean")
result.setValue(value_bigger)
return result
elif (self.value == "<"):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_smaller = value1 < value2
result = Value("boolean")
result.setValue(value_smaller)
return result
elif (self.value == "="):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_equal = value1 == value2
result = Value("boolean")
result.setValue(value_equal)
return result
elif (self.value == "!="):
if not self.same_type(value1_obj, value2_obj):
raise ValueError("Operands must be the same type")
value_diff = value1 != value2
result = Value("boolean")
result.setValue(value_diff)
return result
elif (self.value == ":"):
SymbolTable.createSymbol(value1, value2)
else:
return
def Evaluate(self, SymbolTable):
value = Value("boolean")
value.setValue(self.value)
return value
def Evaluate(self, SymbolTable):
value = Value("string")
value.setValue(self.value)
return value
