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Question #1 (10 points) Write an ASM program that evaluates the following expression, using variables: Z = ( A + B )-( C - D
Question #1(10 points)
Write an ASM program that evaluates the following expression, using variables:
Z = (A +B)-(C - D)
- Declare and initialize the memory variable Ato 32-bit unsigned integer value 543210 and variableB to 16-bit unsigned integer value 3210.
- Declare the memory variables Cand Dand read in their values from the keyboard as 32-bit unsigned integer value 43210 and 8-bit unsigned integer values 210, respectively.
- You should display a message asking for the value of the variable, for example: What is the value of C? then
- Read in the value of Cfrom the keyboard and then
- Display the value you have read beside (ie, to the right of) the message What is the value of C?. Then repeat for variable Din the next line.
- VariableZshould be declared as a 32-bit unsigned integer.
- Display the string Z = (A +B)-(C - D) alone in a single line.
- Display the values of all the variables A, B, C, Dtogether in the next line (in the order in which they appear in the expression); each separated by 3 spaces and a semicolumn and 3 spaces again.
- Display an empty line.
- Display the final result contained in variable Z, in binary, then in decimal, and then in hexadecimal; each in a separate line.
Question #2(10 points)
Write an ASM program that the variables below and MOV instructions to copy the value from bigEndianto littleEndian, reversing the order of the bytes. The numbers 32-bit value is understood to be 89ABCDEF hexadecimal.
.data
bigEndian BYTE 89Bh, ABh, CDh, EFh
littleEndian DWORD ?
Display the values of littleEndianand bigEndianin separate lines.
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