def generate_color_quad(red, green, blue):
q1 = quad.Quad()
q1.set_quad("color", red, None, None)
q2 = quad.Quad()
q2.set_quad("color", green, None, None)
q3 = quad.Quad()
q3.set_quad("color", blue, None, None)
state.quads.append(q1)
state.quads.append(q2)
state.quads.append(q3)
def generate_multiply_m(index, m):
q = quad.Quad()
# Adds the remaining information to the m variable
mn = [m, ["int", 0, [4, 1], "s"]] # "s" special type
q.set_quad("mul", mn, index, "t" + str(state.temp_counter))
state.temp_counter += 1
state.quads.append(q)
state.operand_stack.append(q.result)
def read_quad(type, var):
if (type == var[1][0]):
q = quad.Quad()
q.set_quad("read", None, type, var)
#state.operand_stack.append(q.result)
state.quads.append(q)
else:
print "error tipos incompatiblee"
def generate_dir(d, s):
q = quad.Quad()
dir = [d, ["int", 0, [4, 1], "s" + s]]
q.set_quad("add", dir, state.operand_stack.pop(),
"t" + str(state.temp_counter))
state.temp_counter += 1
state.quads.append(q)
state.operand_stack.append(q.result)
def generate_param(op1):
q = quad.Quad()
q.set_quad("param", None, op1, state.param_counter)
state.quads.append(q)
state.param_counter += 1
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_return(op1):
q = quad.Quad()
q.set_quad("return", None, op1, None)
state.quads.append(q)
def generate_gosub(func_name, index):
q = quad.Quad()
q.set_quad("gosub", None, func_name, index)
state.quads.append(q)
def generate_loop_goto(label):
q = quad.Quad()
q.set_quad("goto", None, None, label + 1)
state.quads.append(q)
def print_quad(printable):
q = quad.Quad()
q.set_quad("print", None, printable, None)
state.quads.append(q)
def generate_length(var, dim):
q = quad.Quad()
q.set_quad("len", dim, var, "t" + str(state.temp_counter))
state.temp_counter += 1
state.quads.append(q)
state.operand_stack.append(q.result)
def generate_draw_quad(type, exp):
q = quad.Quad()
q.set_quad(type, None, exp, None)
state.quads.append(q)
def generate_arc_quad(type, p1, p2):
q = quad.Quad()
q.set_quad(type, p2, p1, None)
state.quads.append(q)
def generate_quad(hierarchy):
q = quad.Quad()
if (hierarchy == 0):
if (state.last_operator == 'u+' or state.last_operator == 'u-'
or state.last_operator == 'u!'):
q.set_quad(state.operator_stack.pop(), None,
state.operand_stack.pop(),
"t" + str(state.temp_counter))
set_assign_type(q.result[1][0], 1)
state.temp_counter += 1
elif (hierarchy == 1):
if (state.last_operator == '*' or state.last_operator == '/'):
# id, [type, address, size]
q.set_quad(state.operator_stack.pop(), state.operand_stack.pop(),
state.operand_stack.pop(),
"t" + str(state.temp_counter))
set_assign_type(q.result[1][0], 2)
state.temp_counter += 1
elif (hierarchy == 2):
if (state.last_operator == '+' or state.last_operator == '-'):
q.set_quad(state.operator_stack.pop(), state.operand_stack.pop(),
state.operand_stack.pop(),
"t" + str(state.temp_counter))
set_assign_type(q.result[1][0], 2)
state.temp_counter += 1
elif (hierarchy == 3):
if (state.last_operator == '==' or state.last_operator == '<='
or state.last_operator == '>=' or state.last_operator == '<>'
or state.last_operator == '<' or state.last_operator == '>'):
q.set_quad(state.operator_stack.pop(), state.operand_stack.pop(),
state.operand_stack.pop(),
"t" + str(state.temp_counter))
set_assign_type(q.result[1][0], 2)
state.temp_counter += 1
elif (hierarchy == 4):
if (state.last_operator == '&&' or state.last_operator == '||'):
q.set_quad(state.operator_stack.pop(), state.operand_stack.pop(),
state.operand_stack.pop(),
"t" + str(state.temp_counter))
set_assign_type(q.result[1][0], 2)
state.temp_counter += 1
elif (hierarchy == 5):
if (state.last_operator == '='):
q.set_quad(state.operator_stack.pop(), None,
state.operand_stack.pop(), state.operand_stack.pop())
set_assign_type(
sem.get_type("=", ["", [state.assign_list[0]]],
["", [q.result[1][0]]]), 1)
if (q.operator != None):
state.quads.append(q)
if (q.operator != "="):
state.operand_stack.append(q.result)
#state.assign_list.append(q.result[1][0])
else:
del (q)
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 generate_else_goto():
q = quad.Quad()
q.set_quad("goto", None, None, None)
state.quads.append(q)
def generate_verify(index, limit):
q = quad.Quad()
q.set_quad("ver", None, index, limit)
state.quads.append(q)
def generate_if_goto_f(exp):
if (exp[1][0][0] != "b"):
raise NameError("Boolean expected, '{0}' received".format(exp[1][0]))
q = quad.Quad()
q.set_quad("gotoFalse", None, exp, None)
state.quads.append(q)
def generate_pen_home_quad(type):
q = quad.Quad()
q.set_quad(type, None, None, None)
state.quads.append(q)