# check type
def checkType(instructionCode) :
    Rtype  = ['add','sub','xor','nand','or','and','sll']
    Itype  = ['lw','ld','lwu','addi','xori','jalr','andi']
    Stype  = ['sw','sd']
    SBtype = ['beq','bne','blt','bge','bltu','bgeu']

    if instructionCode in Rtype :   #check R Type
        return "R"
    elif instructionCode in Itype : #check I Type
        return "I"
    elif instructionCode in Stype : #check S Type
        return "S"
    elif instructionCode in SBtype :    #check SB Type
        return "SB"
    elif instructionCode==".fill" : #check Fill
        return "FILL"
    else :                          #else
        return "ERROR"

# convert decimal to binary
def Dectobin(num):
    num = int(num)
    num = bin(num)[2:].zfill(3)
    return num

# Fill
def Fill(label,inst1):
    # inst1 = int(inst1)
    label = inst1
    return label

# opcode R-type
def Ropcode(case):
    op = ""
    if case == "add":
        op = "000"
    elif case == "nand":
        op = "001"
    return op

# opcode I-type
def Iopcode(case):
    op = ""
    if case == "lw":
        op = "010"
    elif case == "sw":
        op = "011"
    elif case == "beq":
        op = "100"
    return op

#Set Path
filename = "ComArch.txt"

#All instruction
instruction = list()

#split instruction -> Fill
with open (filename) as fin :
    for line in fin :
        instruction.append (line)


    for i in instruction :
        label = (i[0:6])
        command = (i[8:99])

        label2 = ""
        inst = command.split(" ")

        instType = checkType(inst[0])

        if instType == "Fill" :
            label2 = Fill(label,inst[1])


#split instruction
with open (filename) as fin :
    for line in fin :
        instruction.append (line)


    for i in instruction :
        label = (i[0:6])
        command = (i[8:99])

        label2 = ""
        inst = command.split(" ")

        instType = checkType(inst[0])
        few = ""
        x = ""
        y = ""
        z = ""
        maichi = ""
        maichi2 = ""
        if instType == "R" :
            few = Ropcode(inst[0])
            x = Dectobin(inst[1][1:])
            y = Dectobin(inst[2][1:])
            z = Dectobin(inst[3][1:])
            maichi = "0000000000000"
            maichi2 = "0000000"


            print(i+"        "+x,maichi,y,z,few,maichi2)

        # if instType == "I" :
        #     print ("few")