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Following is a simple program to add two integers. Write this code into MARS and answer the following questions. .data num1: .word 54 num2: .word
Following is a simple program to add two integers. Write this code into MARS and answer the following questions.
.data
num1: .word 54
num2: .word 40
.text
lw $s0,num1
lw $s1,num2
add $s2,$s0,$s1
li $v0,1
move $a0,$s2
syscall
What is the address and size of num1 and num2?
What is the address of the instruction lw$s0,num1
What is the machine code for instruction add $s2,$s0,$s1
What is the purpose of instruction li $v0,1
Why do we need to use the instruction move $a0,$s2
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