def p_func_else(p):
'func_else : '
quadruple = Quad("operator_goto", "-1", "-1", "pending")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
# Adds quad after else goto to if gotoF
endIf = globalScope.pendingJumps.pop()
globalScope.quads[endIf - 1].setResult(globalScope.quadCount)
# Adds else goto pending jump
globalScope.pendingJumps.push(globalScope.quadCount - 1)
def p_func_endWhile(p):
'func_endWhile : '
endWhile = globalScope.pendingJumps.pop()
returnWhile = globalScope.pendingJumps.pop()
quadruple = Quad("operator_goto", "-1", "-1", returnWhile)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.quads[endWhile - 1].setResult(globalScope.quadCount)
def p_func_start(p):
'func_start :'
quadruple = Quad("operator_goto", -1, -1, "pending")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.pendingJumps.push(globalScope.quadCount - 1)
if globalScope.functionDirectory.addFunction("Main", "void", -1):
globalScope.functionName = "Main"
else:
sys.exit("Error: Function ID already exists")
def p_func_logicOP(p):
'func_logicOP : '
if not globalScope.pendingOperators.isEmpty() and (
globalScope.pendingOperators.top() == "operator_and"
or globalScope.pendingOperators.top() == "operator_or"):
rightOp = globalScope.pendingOperands.pop()
rightType = globalScope.operandTypes.pop()
leftOp = globalScope.pendingOperands.pop()
leftType = globalScope.operandTypes.pop()
operator = globalScope.pendingOperators.pop()
resultType = globalScope.semanticCube.verification(
operator, leftType, rightType)
if resultType != None:
result = "t" + str(globalScope.tempCount)
globalScope.tempCount += 1
globalScope.pendingOperands.push(result)
globalScope.operandTypes.push(resultType)
quadruple = Quad(operator, leftOp, rightOp, result)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Type " + leftType + " and type " + rightType +
" can't be combined with a logical operator")
elif not globalScope.pendingOperators.isEmpty(
) and globalScope.pendingOperators.top() == "operator_not":
rightOp = globalScope.pendingOperands.pop()
rightType = globalScope.operandTypes.pop()
operator = globalScope.pendingOperators.pop()
if rightType == "bool":
result = "t" + str(globalScope.tempCount)
globalScope.tempCount += 1
globalScope.pendingOperands.push(result)
globalScope.operandTypes.push("bool")
quadruple = Quad(operator, "-1", rightOp, result)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit(
"Operator not can only be applied to operands of type bool")
def p_func_endCallFunction(p):
'func_endCallFunction : '
if globalScope.functionCalled == globalScope.pendingOperands.pop():
quadruple = Quad("operator_gosub", globalScope.functionCalled, "-1",
"-1")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.functionCalled = ""
globalScope.parameterCount = 1
def p_func_callFunc(p):
'func_callFunc : '
if globalScope.functionDirectory.functionExists(p[-1]):
globalScope.functionCalled = p[-1]
globalScope.pendingOperands.push(p[-1])
quadruple = Quad("operator_era", p[-1], "-1", "-1")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Function ID doesn't exist in directory")
def p_func_read(p):
'func_read : '
input_id = p[-1]
if globalScope.functionDirectory.varExists(
globalScope.functionName, input_id) or (
globalScope.functionName != "Main"
and globalScope.functionDirectory.varExists("Main", input_id)):
quadruple = Quad("operator_read", "-1", "-1", input_id)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Input ID " + input_id + " does not exist")
def p_func_whileExp(p):
'func_whileExp : '
whileType = globalScope.operandTypes.pop()
if whileType == "bool":
result = globalScope.pendingOperands.pop()
quadruple = Quad("operator_gotoF", result, "-1", "pending")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.pendingJumps.push(globalScope.quadCount - 1)
else:
sys.exit("While expression can't be evaluated with value of type " +
whileType)
def p_func_if(p):
'func_if : '
expressionType = globalScope.operandTypes.pop()
if expressionType == "bool":
result = globalScope.pendingOperands.pop()
quadruple = Quad("operator_gotoF", result, "-1", "pending")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.pendingJumps.push(globalScope.quadCount - 1)
else:
sys.exit("Cannot evaluate if condition with expression of type " +
expressionType)
def p_func_clear(p):
'func_clear : '
quadruple = Quad("operator_endfunc", "-1", "-1", "-1")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.pendingOperators.empty()
globalScope.pendingOperands.empty()
globalScope.operandTypes.empty()
globalScope.isVarFlag = True
globalScope.functionName = ""
globalScope.varName = ""
globalScope.varType = ""
globalScope.varSize = ""
def p_func_endDoWhile(p):
'func_endDoWhile : '
whileType = globalScope.operandTypes.pop()
if whileType == "bool":
result = globalScope.pendingOperands.pop()
returnLoop = globalScope.pendingJumps.pop()
quadruple = Quad("operator_gotoT", result, "-1", returnLoop)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Do while expression can't be evaluated with value of type " +
whileType)
def p_func_callFuncParameter(p):
'func_callFuncParameter : '
parameterVar = globalScope.pendingOperands.pop()
parameterType = globalScope.operandTypes.pop()
if parameterType == globalScope.functionDirectory.functions[
globalScope.functionCalled][2][globalScope.parameterCount - 1]:
quadruple = Quad("operator_param", parameterVar, "-1",
"param" + str(globalScope.parameterCount))
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
globalScope.parameterCount += 1
else:
sys.exit("Parameter incorrect for function " +
globalScope.pendingOperands.top())
def p_func_endCallFunction(p):
'func_endCallFunction : '
if globalScope.functionCalled == globalScope.pendingOperands.pop():
quadruple = Quad("operator_gosub", globalScope.functionCalled, "-1",
"-1")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
print("Local Memory for: " + globalScope.functionCalled)
globalScope.functionDirectory.local_memory.print_Memory()
print("-----------------------------")
globalScope.functionCalled = ""
globalScope.parameterCount = 1
# CLEAR LOCAL MEMORY
globalScope.functionDirectory.local_memory.clear_Memory()
def p_func_assign_value(p):
'func_assign_value : '
if not globalScope.pendingOperators.isEmpty(
) and globalScope.pendingOperators.top() == "operator_assign":
# value
rightOp = globalScope.pendingOperands.pop()
rightType = globalScope.operandTypes.pop()
# id with assigned value
leftOp = globalScope.pendingOperands.pop()
leftType = globalScope.operandTypes.pop()
operator = globalScope.pendingOperators.pop()
resultType = globalScope.semanticCube.verification(
operator, leftType, rightType)
if resultType != None:
quadruple = Quad(operator, rightOp, "-1", leftOp)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Unable to assign value of type " + rightType +
" to ID of type " + leftType)
def p_func_term(p):
'func_term : '
if not globalScope.pendingOperators.isEmpty() and (
globalScope.pendingOperators.top() == "operator_add"
or globalScope.pendingOperators.top() == "operator_minus"):
rightOp = globalScope.pendingOperands.pop()
rightType = globalScope.operandTypes.pop()
leftOp = globalScope.pendingOperands.pop()
leftType = globalScope.operandTypes.pop()
operator = globalScope.pendingOperators.pop()
resultType = globalScope.semanticCube.verification(
operator, leftType, rightType)
if resultType != None:
result = "t" + str(globalScope.quadCount + 1)
globalScope.pendingOperands.push(result)
globalScope.operandTypes.push(resultType)
quadruple = Quad(operator, leftOp, rightOp, result)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Unable to add/subtract term of type " + leftType +
" with term of type " + rightType)
def p_func_factor(p):
'func_factor : '
if not globalScope.pendingOperators.isEmpty() and (
globalScope.pendingOperators.top() == "operator_mult"
or globalScope.pendingOperators.top() == "operator_div"):
rightOp = globalScope.pendingOperands.pop()
rightType = globalScope.operandTypes.pop()
leftOp = globalScope.pendingOperands.pop()
leftType = globalScope.operandTypes.pop()
operator = globalScope.pendingOperators.pop()
resultType = globalScope.semanticCube.verification(
operator, leftType, rightType)
if resultType != None:
result = "t" + str(globalScope.quadCount + 1)
globalScope.pendingOperands.push(result)
globalScope.operandTypes.push(resultType)
quadruple = Quad(operator, leftOp, rightOp, result)
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
else:
sys.exit("Unable to multiply/divide factor of type " + leftType +
" with factor of type " + rightType)
def p_func_print(p):
'func_print : '
output_exp = globalScope.pendingOperands.pop()
quadruple = Quad("operator_print", output_exp, "", "")
globalScope.quads.append(quadruple)
globalScope.quadCount += 1
def p_func_constantIDArray(p):
'func_constantIDArray : '
functionName = globalScope.functionName
globalScope.varName = p[-4]
if globalScope.functionDirectory.varExists(functionName, p[-4]):
index_val = globalScope.pendingOperands.pop()
index_type = globalScope.operandTypes.pop()
if index_type == "number":
if globalScope.functionDirectory.varExists(functionName,
globalScope.index):
#crea una direccion temporal para el result del quad de address
address = globalScope.functionDirectory.constant_memory.get_nextAddress(
"number")
globalScope.functionDirectory.constant_memory.set_AddressValue(
address, p[-2])
#pushea esa en el stack
globalScope.pendingOperands.push(address)
globalScope.operandTypes.push(
globalScope.functionDirectory.getVarType(
functionName, p[-4]))
quadruple = Quad(
"operator_verify", "0",
globalScope.functionDirectory.functions[functionName][1][
p[-4]][1], index_val)
globalScope.quads.append(quadruple)
quadruple = Quad(
"operator_address", index_val,
globalScope.functionDirectory.getVarAddress(
functionName, p[-4]), address)
globalScope.quads.append(quadruple)
globalScope.quadCount += 2
elif int(
float(globalScope.index)
) < globalScope.functionDirectory.functions[functionName][1][
p[-4]][1] and int(float(globalScope.index)) > -1:
address = globalScope.functionDirectory.getVarAddress(
functionName, p[-4]) + int(float(globalScope.index))
globalScope.pendingOperands.push(address)
globalScope.operandTypes.push(
globalScope.functionDirectory.getVarType(
functionName, p[-4]))
quadruple = Quad(
"operator_verify", "0",
globalScope.functionDirectory.functions[functionName][1][
p[-4]][1], globalScope.index)
globalScope.quads.append(quadruple)
quadruple = Quad(
"operator_address", globalScope.index,
globalScope.functionDirectory.getVarAddress(
functionName, p[-4]), address)
globalScope.quads.append(quadruple)
globalScope.quadCount += 2
else:
sys.exit("Out of range for size of variable " + p[-4])
else:
sys.exit("Wrong type of variable for index.")
else:
sys.exit("ID " + p[-4] + " does not exist")