def generate_boolean_code(self, p, code_list):
p[0] = Nonterminal()
next_quad = len(code_list)
p[0].true_list = [next_quad]
p[0].false_list = [next_quad + 1]
if p[1].place != "" and p[3].place != "":
code = "L" + str(next_quad) + ": " + "if " + p[1].place + p[2] + p[
3].place + " goto _" + ";"
elif p[1].place != "" and p[3].place == "":
code = "L" + str(next_quad) + ": " + "if " + p[1].place + p[2] + p[
3].value + " goto _" + ";"
elif p[1].place == "" and p[3].place != "":
code = "L" + str(next_quad) + ": " + "if " + p[1].value + p[2] + p[
3].place + " goto _" + ";"
else:
code = "L" + str(next_quad) + ": " + "if " + p[1].value + p[2] + p[
3].value + " goto _" + ";"
code_list.append(code)
code = "L" + str(next_quad + 1) + ": " + 'goto _' + ";"
code_list.append(code)
p[0].m = next_quad + 2
p[0].code = code_list
p[0].type = "bool"
print("comparison_operation -> exp " + p[2] + " exp")
print(code_list)
def p_exp_2(self, p):
"""exp : TRUE"""
p[0] = Nonterminal()
p[0].type = "bool"
next_quad = len(self.code_list)
p[0].true_list = [next_quad]
p[0].m = next_quad + 1
code = "L" + str(next_quad) + ": " + "goto _" + ";"
self.code_list.append(code)
def p_logical_operation_1(self, p):
"""logical_operation : exp OR exp"""
print("""logical_operation -> exp OR exp""")
p[0] = Nonterminal()
m = p[1].m
self.backpatch(p[1].false_list, m)
p[0].true_list = p[1].true_list + p[3].true_list
p[0].false_list = p[3].false_list
p[0].code = self.code_list
print(self.code_list)
self.produce_output()
