def p_write_stmt(p):
'''write_stmt : WRITE LPAREN id_list RPAREN SEMICOLON '''
for i in p[3]:
if (symboltable.checkType(i) == 'INT'):
print(";WRITEI " + i)
ll.insert("WRITEI", i, "", "")
elif (symboltable.checkType(i) == 'STRING'):
print(";WRITES " + i)
ll.insert("WRITES", i, "", "")
else:
print(";WRITEF " + i)
ll.insert("WRITEF", i, "", "")
def p_write_stmt(p):
'''write_stmt : WRITE LPAREN id_list RPAREN SEMICOLON '''
for i in p[3]:
if (symboltable.checkType(i) == 'INT'):
print(";WRITEI " + i)
ll.insert("WRITEI", i, "", "")
elif (symboltable.checkType(i) == 'STRING'):
print(";WRITES " + i)
ll.insert("WRITES", i, "", "")
else:
print(";WRITEF " + i)
ll.insert("WRITEF", i, "", "")
def p_assign_expr(p):
'''assign_expr : id ASSIGN expr '''
global registerNum
if (" " in p[3]):
temp = str(p[1]) + " " + str(p[2]) + " " + str(p[3])
# print(str(p[3]))
irExpBuilder(temp)
elif (symboltable.checkType(p[1]) == 'INT' and "." not in p[3]):
print(";STOREI " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREI", str(p[3]), "$T" + str(registerNum), "")
print(";STOREI $T" + str(registerNum) + " " + p[1])
ll.insert("STOREI", "$T" + str(registerNum), p[1], "")
registerNum = registerNum + 1
elif (symboltable.checkType(p[1]) == 'FLOAT'):
print(";STOREF " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREF", str(p[3]), "$T" + str(registerNum), "")
print(";STOREF $T" + str(registerNum) + " " + p[1])
ll.insert("STOREF", "$T" + str(registerNum), p[1], "")
registerNum = registerNum + 1
def p_assign_expr(p):
'''assign_expr : id ASSIGN expr '''
global registerNum
if (" " in p[3]):
temp = str(p[1]) + " " + str(p[2]) + " " + str(p[3])
# print(str(p[3]))
irExpBuilder(temp)
elif (symboltable.checkType(p[1]) == 'INT' and "." not in p[3]):
print(";STOREI " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREI", str(p[3]), "$T" + str(registerNum), "")
print(";STOREI $T" + str(registerNum) + " " + p[1])
ll.insert("STOREI", "$T" + str(registerNum), p[1], "")
registerNum = registerNum + 1
elif (symboltable.checkType(p[1]) == 'FLOAT'):
print(";STOREF " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREF", str(p[3]), "$T" + str(registerNum), "")
print(";STOREF $T" + str(registerNum) + " " + p[1])
ll.insert("STOREF", "$T" + str(registerNum), p[1], "")
registerNum = registerNum + 1
def innerExp(start, end, listor):
global registerNum
global typeExp
iterator = start
ops = ['*','/','+','-']
opNum = 0;
for i in listor:
if (symboltable.checkType(i) == 'INT'):
typeExp = "I"
break;
elif (symboltable.checkType(i) == 'FLOAT'):
typeExp = "F"
break;
while iterator < end:
if (ops[0] in listor[iterator] or ops[1] in listor[iterator]):
if (ops[0] in listor[iterator]):
print(";MULT" + typeExp + " " + listor[iterator-1] + " " + listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("MULT" + typeExp, listor[iterator-1] , listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator-1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
elif (ops[1] in listor[iterator] ):
print(";DIV" + typeExp + " " + listor[iterator-1] + " " + listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("DIV" + typeExp, listor[iterator-1] , listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator-1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
iterator = start + 1
else:
iterator = iterator + 1
iterator = start
while iterator < end:
if (ops[2] in listor[iterator] or ops[3] in listor[iterator]):
if (ops[2] in listor[iterator]):
print(";ADD" + typeExp + " " + listor[iterator-1] + " " + listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("ADD" + typeExp, listor[iterator-1] , listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator-1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
elif (ops[3] in listor[iterator]):
print(";SUB" + typeExp + " " + listor[iterator-1] + " " + listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("SUB" + typeExp, listor[iterator-1] , listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator-1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
else:
iterator = iterator + 1
if (len(listor) >= 2):
registerNum = registerNum + 1
return end
else:
listor.pop(end+1)
return end
def p_cond(p):
'''cond : expr compop expr'''
global labelNum
global registerNum
counter = 0;
if (" " in p[3]):
for i in p[3]:
ops = ["*","/","-","+"]
if (i in ops):
counter = counter + 1
counter = counter + registerNum + 2
temp = "$T" + str(counter) + " := " + p[3]
irExpBuilder(temp)
else:
if ("." not in p[3]):
print(";STOREI " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREI", str(p[3]), "$T" + str(registerNum), "")
else:
print(";STOREF " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREF", str(p[3]), "$T" + str(registerNum), "")
# print(labelNum)
if (symboltable.checkType(p[1]) == 'INT'):
typeExp = "I"
elif (symboltable.checkType(p[1]) == 'FLOAT'):
typeExp = "F"
if (p[2] == '!='):
print(";EQ" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("EQ" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '>'):
print(";LE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("LE" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '<'):
print(";GE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("GE" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '='):
print(";NE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("NE" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '<='):
print(";GT" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("GT" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '>='):
print(";LT" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) + " label" + str(labelNum))
ll.insert("LT" + typeExp , str(p[1]), "$T" + str(registerNum), "label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
def innerExp(start, end, listor):
global registerNum
global typeExp
iterator = start
ops = ['*', '/', '+', '-']
opNum = 0
for i in listor:
if (symboltable.checkType(i) == 'INT'):
typeExp = "I"
break
elif (symboltable.checkType(i) == 'FLOAT'):
typeExp = "F"
break
while iterator < end:
if (ops[0] in listor[iterator] or ops[1] in listor[iterator]):
if (ops[0] in listor[iterator]):
print(";MULT" + typeExp + " " + listor[iterator - 1] + " " +
listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("MULT" + typeExp, listor[iterator - 1],
listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator - 1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
elif (ops[1] in listor[iterator]):
print(";DIV" + typeExp + " " + listor[iterator - 1] + " " +
listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("DIV" + typeExp, listor[iterator - 1],
listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator - 1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
iterator = start + 1
else:
iterator = iterator + 1
iterator = start
while iterator < end:
if (ops[2] in listor[iterator] or ops[3] in listor[iterator]):
if (ops[2] in listor[iterator]):
print(";ADD" + typeExp + " " + listor[iterator - 1] + " " +
listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("ADD" + typeExp, listor[iterator - 1],
listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator - 1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
elif (ops[3] in listor[iterator]):
print(";SUB" + typeExp + " " + listor[iterator - 1] + " " +
listor[iterator + 1] + " $T" + str(registerNum))
ll.insert("SUB" + typeExp, listor[iterator - 1],
listor[iterator + 1], "$T" + str(registerNum))
listor.insert(iterator - 1, "$T" + str(registerNum))
listor.pop(iterator)
listor.pop(iterator)
listor.pop(iterator)
registerNum = registerNum + 1
end = end - 2
else:
iterator = iterator + 1
if (len(listor) >= 2):
registerNum = registerNum + 1
return end
else:
listor.pop(end + 1)
return end
def p_cond(p):
'''cond : expr compop expr'''
global labelNum
global registerNum
counter = 0
if (" " in p[3]):
for i in p[3]:
ops = ["*", "/", "-", "+"]
if (i in ops):
counter = counter + 1
counter = counter + registerNum + 2
temp = "$T" + str(counter) + " := " + p[3]
irExpBuilder(temp)
else:
if ("." not in p[3]):
print(";STOREI " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREI", str(p[3]), "$T" + str(registerNum), "")
else:
print(";STOREF " + str(p[3]) + " $T" + str(registerNum))
ll.insert("STOREF", str(p[3]), "$T" + str(registerNum), "")
# print(labelNum)
if (symboltable.checkType(p[1]) == 'INT'):
typeExp = "I"
elif (symboltable.checkType(p[1]) == 'FLOAT'):
typeExp = "F"
if (p[2] == '!='):
print(";EQ" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("EQ" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '>'):
print(";LE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("LE" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '<'):
print(";GE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("GE" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '='):
print(";NE" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("NE" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '<='):
print(";GT" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("GT" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
if (p[2] == '>='):
print(";LT" + typeExp + " " + str(p[1]) + " $T" + str(registerNum) +
" label" + str(labelNum))
ll.insert("LT" + typeExp, str(p[1]), "$T" + str(registerNum),
"label" + str(labelNum))
q.put(labelNum)
stack.append(labelNum)
registerNum = registerNum + 1
labelNum = labelNum + 1
