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Assignment1.asm
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486 lines (386 loc) · 7.91 KB
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; Timmy Glynn
; TITLE: Assignment1
include Irvine32.inc
.data
;set number variables
;set a variable to enter choices
num1 word ?
num2 word ?
choice Byte ?
;Ask user which algorithmic operation they want to do (+, -, /, *)
chooseOp Byte "Choose an algorithmic operation to perform (case sensitive): ", 0ah, 0dh, 0
addOp Byte "Addition (a) ", 0ah, 0dh, 0
subOp Byte "Subtraction (s) ", 0ah, 0dh, 0
mulOp Byte "Multiplication (m) ", 0ah, 0dh, 0
divOp Byte "Division (d) ", 0ah, 0dh, 0
;Make strings for when user chooses their option ("You chose...")
;Error message when user chooses division and sets denominator as zero
choseAdd Byte "You chose addition!", 0ah, 0dh, 0
choseSub Byte "You chose subtraction!", 0ah, 0dh, 0
choseMul Byte "You chose multiplication!", 0ah, 0dh, 0
choseDiv Byte "You chose division!", 0ah, 0dh, 0
divError Byte "Cannot divide by zero! Try again. ", 0ah, 0dh, 0
;"Enter number..." strings
enter1 Byte "Enter the first number: ", 0ah, 0dh, 0
enter2 Byte "Enter the second number: ", 0ah, 0dh, 0
result Byte "The result is: ", 0
;Set strings for partB
;NewOp(n) are the choices
;choseNewOp(n) are displayed when user choses their option
chooseNewOpCalc Byte "Do you want to do another calculation? yes(y) or no(n)? "
chooseNewOp Byte "Choose a binary operation to perform (case sensitive): ", 0ah, 0dh, 0
NewOp1 Byte "Shift-right (1)", 0ah, 0dh, 0
NewOp2 Byte "Shift-left (2)", 0ah, 0dh, 0
NewOp3 Byte "Rotate-right (3)", 0ah, 0dh, 0
NewOp4 Byte "Rotate-left (4)", 0ah, 0dh, 0
NewOp5 Byte "AND (5)", 0ah, 0dh, 0
NewOp6 Byte "OR (6)", 0ah, 0dh, 0
NewOp7 Byte "XOR (7)", 0ah, 0dh, 0
choseNewOp1 Byte "You chose shift right", 0ah, 0dh, 0
choseNewOp2 Byte "You chose shift left", 0ah, 0dh, 0
choseNewOp3 Byte "You chose rotate right", 0ah, 0dh, 0
choseNewOp4 Byte "You chose rotate left", 0ah, 0dh, 0
choseNewOp5 Byte "You chose AND", 0ah, 0dh, 0
choseNewOp6 Byte "You chose OR", 0ah, 0dh, 0
choseNewOp7 Byte "You chose XOR", 0ah, 0dh, 0
.code
main proc
;call all the "choose op..." strings
start:
lea edx, chooseOp
call writeString
call crlf
lea edx, addOp
call writeString
call crlf
lea edx, subOp
call writeString
call crlf
lea edx, mulOp
call writeString
call crlf
lea edx, divOp
call writeString
call crlf
mov edx, offset choice
call readChar
mov choice, al
;set the choices (a, s, m, d) to the corresponding methods (a for addition, s for subtraction, etc)
cmp al, 'a'
je Addition
cmp al, 's'
je Subtraction
cmp al, 'm'
je Multiplication
cmp al, 'd'
je Division
;ALGORITHMIC OPERATION METHODS:
; Addition
; Subtraction
; Multiplition
; Divsision
; Division has if statement where if the denominator is zero, redo division
; If the denominator is not zero, continue
Addition:
mov edx, offset choseAdd
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
add ax, num2
call WriteDec
call crlf
call crlf
jmp NewOp
jmp stop
jmp start
Subtraction:
mov edx, offset choseSub
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
sub ax, num2
call WriteDec
call crlf
call crlf
jmp NewOp
jmp stop
jmp start
Multiplication:
mov edx, offset choseMul
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
mov bx, num2
mul bx
call WriteDec
call crlf
call crlf
jmp NewOp
jmp stop
jmp start
Division:
mov edx, offset choseDiv
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
cmp ax, 00
jz denZero
cmp ax,00
jnz denNonZero
denZero:
lea edx, divError
call writeString
jmp Division
call crlf
denNonZero:
mov edx, offset result
call writeString
mov ax, num1
mov bx, num2
mov dx, 0
div bx
call writeDec
call crlf
call crlf
jmp NewOp
jmp stop
jmp start
;Setting up Part B
;Call all the option strings
NewOp:
lea edx, NewOp1
call writeString
call crlf
lea edx, NewOp1
call writeString
call crlf
lea edx, NewOp2
call writeString
call crlf
lea edx, NewOp3
call writeString
call crlf
lea edx, NewOp4
call writeString
call crlf
lea edx, NewOp5
call writeString
call crlf
lea edx, NewOp6
call writeString
call crlf
lea edx, NewOp7
call writeString
mov edx, offset choice
call readChar
mov choice, al
;set the choice values (1, 2, 3, 4, 5, 6, 7) to its corresponding method (1 = shift right, 2 = shift left, etc)
cmp al,'1'
je shrOp
cmp al,'2'
je shlOP
cmp al,'3'
je rorOp
cmp al,'4'
je rolOp
cmp al,'5'
je andOp
cmp al,'6'
je orOp
cmp al,'7'
je xorOp
;BINARY OPERATION METHODS
; shift right
; shift left
; rotate right
; rotate left
; AND
; OR
; XOR
shrOp:
mov edx, offset choseNewOp1
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
SHR ax,1
call WriteDec
call crlf
call crlf
jmp NewOpCalc
shlOp:
mov edx, offset choseNewOp2
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
SHL ax,1
call WriteDec
call crlf
call crlf
jmp NewOpCalc
rorOp:
mov edx, offset choseNewOp3
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1,ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
ror ax, 1
call WriteDec
call crlf
call crlf
jmp NewOpCalc
rolOp:
mov edx, offset choseNewOp4
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
ROL ax,1
call writeDec
call crlf
call crlf
jmp NewOpCalc
andOp:
mov edx, offset choseNewOp5
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
and ax, num2
call WriteDec
call crlf
call crlf
jmp NewOpCalc
orOp:
mov edx, offset choseNewOp6
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
or ax, num2
call WriteDec
call crlf
call crlf
jmp NewOpCalc
xorOp:
mov edx, offset choseNewOp7
call writeString
call crlf
mov edx, offset enter1
call writeString
call readDec
mov num1, ax
mov edx, offset enter2
call writeString
call readDec
mov num2, ax
call crlf
mov edx, offset result
call writeString
mov ax, num1
xor ax, num2
call WriteDec
call crlf
call crlf
jmp NewOpCalc
;Set string to ask if the use wants to perform another algorithmic calculation
NewOpCalc:
mov edx, offset chooseNewOpCalc
call writeString
call crlf
mov edx, offset choice
call readChar
mov choice, al
cmp al, 'y'
je start
cmp al, 'n'
je stop
stop:
exit
main endp
end main