#
# Read a floating-point temperature in fahrenheit from the
# user and print the answer in celsius.
#
# The formula is c = 5/9(5-32)
#
    .data
prompt:    .asciiz "Enter temp in degrees fahrenheit: "
    .align 2
    
    .text
    
main:
 
    la $a0, prompt         # print prompt
    syscall
    
    li $v0, 7              # read a floating point double
    syscall                # result in $f0
    
    li.d $f2, 32.0         # subtract 32 from $f0
    sub.d $f0, $f0, $f2
    
    li.d $f2, 5.0          # multiply $f0 by 5
    mul.d $f0, $f0, $f2
    
    li.d $f2, 9.0          # divide $f0 by 9
    div.d $f0, $f0, $f2
    
    li $v0, 3              # print the result
    mov.d $f12, $f0        # number being printed
    syscall                # must be in $f12
    
    jr $ra