def register_goto(self):
cuads = self.program_engine.cuadruples
cuad = Cuadruple('GOTO', None, None, None)
last_gotof = self.program_engine.jump_stack.pop()
self.program_engine.send_cuad(cuad)
self.program_engine.cuadruples[last_gotof].result = len(cuads)
self.goto_stack.append(len(cuads) - 1)
def fill_gotof(self):
cuads = self.program_engine.cuadruples
gotof = self.program_engine.jump_stack.pop()
while_cuad = cuads[gotof]
while_cuad.result = len(cuads) + 1
while_start = self.program_engine.jump_stack.pop()
cuad = Cuadruple('GOTO', None, None, while_start)
self.program_engine.send_cuad(cuad)
def register_return(self, function_name, return_variable, return_type):
function = self.current_context.parent.function_directory.functions.get(
function_name)
function_return_type = function.get("return_type")
if function_return_type == return_type:
cuad = Cuadruple('return', None, None, return_variable)
self.cuadruples.append(cuad)
else:
print("Return value type in " + function_name +
" does not match, received " + return_type + " expected: " +
function_return_type)
sys.exit()
def register_conditional(self):
cuads = self.program_engine.cuadruples
cuad = Cuadruple('GOTOF', self.operation_system.identifier_stack.pop(),
None, None)
self.program_engine.send_cuad(cuad)
self.program_engine.jump_stack.append(len(cuads) - 1)
def generate_cuad(self, operation, left_side=None, right_side=None, result=None):
cuad = Cuadruple(operation, left_side, right_side, result)
self.program_engine.send_cuad(cuad)
def remove_global_enviroment(self):
self.memory_direction -= 100000
cuad = Cuadruple('GOTO', None, None, None)
self.global_goto = len(self.cuadruples)
self.cuadruples.append(cuad)
def register_program_end(self):
cuad = Cuadruple('endprogram', None, None, None)
self.cuadruples.append(cuad)
def register_end_proc(self):
cuad = Cuadruple('endproc', None, None, None)
self.cuadruples.append(cuad)
def insert_first_cuad(self):
cuad = Cuadruple('GOTO', None, None, None)
self.cuadruples.append(cuad)
def register_function_era(self, header, obj=None):
cuad = Cuadruple('era', obj, None, str(header))
self.cuadruples.append(cuad)