def generate_quad(hierarchy):
qd = quad.Quad()
if(hierarchy == 0 and (state.last_operator == 's+' or state.last_operator == 's-')):
qd.set_quad(state.operator_stack.pop(), None, state.operand_stack.pop(), state.operand_stack.pop())
state.temp_counter += 1
elif(hierarchy == 1 and (state.last_operator == '*' or state.last_operator == '/')):
qd.set_quad(state.operator_stack.pop(), state.operand_stack.pop(), state.operand_stack.pop(), "t" + str(state.temp_counter))
state.temp_counter += 1
elif(hierarchy == 2 and (state.last_operator == '+' or state.last_operator == '-')):
qd.set_quad(state.operator_stack.pop(), state.operand_stack.pop(), state.operand_stack.pop(), "t" + str(state.temp_counter))
state.temp_counter += 1
elif(hierarchy == 3 and (state.last_operator == '==' or state.last_operator == '<=' or state.last_operator == '>=' or state.last_operator == '<>' or state.last_operator == '<' or state.last_operator == '>')):
qd.set_quad(state.operator_stack.pop(), state.operand_stack.pop(), state.operand_stack.pop(), "t" + str(state.temp_counter))
state.temp_counter += 1
elif(hierarchy == 5 and (state.last_operator == '=')):
qd.set_quad(state.operator_stack.pop(), state.operand_stack.pop(), state.operand_stack.pop(), "t" + str(state.temp_counter))
state.temp_counter += 1
if(qd.operator != None):
state.quads.append(qd)
state.operand_stack.append(qd.result)
else:
del(qd)
if(len(state.operator_stack) > 0):
state.last_operator = state.operator_stack[-1]
if(state.last_operator == '#'):
state.last_operator = None
else:
state.last_operator = None
def read_quad(type, var, scope):
if (type == sem.var_table[scope][var][0]):
qd = quad.Quad()
qd.set_quad("read", None, "t" + str(state.temp_counter), var)
# state.operand_stack.append(qd.result)
state.quads.append(qd)
state.temp_counter += 1
else:
print "incompatible"
def generate_return(func_name, op1):
q = quad.Quad()
#type = op1[1][0]
#if(type[0] == "i" or type[0] == "f"):
# size = 4
#else:
# size = 1
#var = [func_name, [type, 0, size, 't']]
# Revisar este pedo
#state.return_var_stack.append(var)
#q.set_quad("return", None, op1, var)
q.set_quad("return", None, op1, None)
state.quads.append(q)
def generate_main():
q = quad.Quad()
q.set_quad("goto", None, "main", None)
state.quads.append(q)
def print_quad(printable):
qd = quad.Quad()
qd.set_quad("print", None, printable, None)
# state.operand_stack.append(qd.result)
state.quads.append(qd)
def generate_if_goto_f(exp):
q = quad.Quad()
q.set_quad("gotoFalse", None, exp, None)
state.quads.append(q)
def generate_loop_goto(label):
q = quad.Quad()
# revisar este pedo
q.set_quad("goto", None, None, label + 1)
state.quads.append(q)
def generate_else_goto():
q = quad.Quad()
q.set_quad("goto", None, None, None)
state.quads.append(q)
def generate_era(func_name, res):
q = quad.Quad()
q.set_quad("era", None, func_name, res)
state.quads.append(q)
def generate_end(func_name):
q = quad.Quad()
q.set_quad("end", None, func_name, None)
state.quads.append(q)
def generate_gosub(func_name):
q = quad.Quad()
# revisar este pedo quitar sem de esta clase
q.set_quad("gosub", None, func_name, sem.get_function(func_name)[2])
state.quads.append(q)
def generate_param(op1):
q = quad.Quad()
q.set_quad("param", None, op1, state.param_counter)
state.quads.append(q)
state.param_counter += 1