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.global _start
.text
_start:
movq $0, max # initialize max to 0
movq $0, min # initialize min to 0
# write(1, greeting, 16)
mov $1, %rax # system call 1 is write
mov $1, %rdi # file handle 1 is stdout
mov $greeting, %rsi # address of variable to pring
mov $16, %rdx # number of bytes to write
syscall # invoke operating system to do the write
read_input:
# read(0, input, 3)
mov $0, %rax # system call 0 is read
mov $0, %rdi # file handle 0 is stdin
mov $input, %rsi # address of var to input
mov $4, %rdx # number of bytes to read
syscall # invoke operating system to do the write
print_results:
# write(1, max_message, 4)
mov $1, %rax # system call 1 is write
mov $1, %rdi # file handle 1 is stdout
mov $max_message, %rsi # address of string to output
mov $5, %rdx # number of bytes to write
syscall # invoke operating system to do the write
# write(1, input, 4)
mov $1, %rax # system call 1 is write
mov $1, %rdi # file handle 1 is stdout
mov $input, %rsi # address of string to output
mov $4, %rdx # number of bytes read
syscall # invoke operating system to do the write
# write(1, min_message, 4)
mov $1, %rax # system call 1 is write
mov $1, %rdi # file handle 1 is stdout
mov $min_message, %rsi # address of string to output
mov $5, %rdx # number of bytes
syscall # invoke operating system to do the write
# write(1, input, 4)
mov $1, %rax # system call 1 is write
mov $1, %rdi # file handle 1 is stdout
mov $input, %rsi # address of string to output
mov $4, %rdx # number of bytes
syscall # invoke operating system to do the write
# exit(0)
mov $60, %rax # system call 60 is exit
xor %rdi, %rdi # we want return code 0
syscall # invoke operating system to exit
.data
greeting: .ascii "Enter numbers: \n"
max_message: .ascii "Max: "
min_message: .ascii "Min: "
input: .word 0
max: .word 0
min: .word 0
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