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day_in_week.asm
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day_in_week.asm
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.text
.macro read_int(%n)
li $v0,5
syscall
add %n,$v0,$0
.end_macro
.macro write_int(%n)
li $v0,1
add $a0,$0,%n
syscall
.end_macro
.macro write_string(%string)
.data
Str: .asciiz %string
.text
li $v0,4
la $a0,Str
syscall
.end_macro
.macro exit
li $v0,10
syscall
.end_macro
#$t1 = -1
addi $t1,$0,-1
j Main
exit
Main:
WHILE:
write_string("What day is it today(in number, type -1 for exit): ")
read_int($s0)
#if
beq $s0,$t1,DONE_WHILE_MAIN
#$s0 = day
#switch
CASE_1: addi $t0,$0,1
bne $s0,$t0,CASE_2
write_string("Today is Sunday\n")
j DONE_SWITCH_MAIN
CASE_2: addi $t0,$0,2
bne $s0,$t0,CASE_3
write_string("Today in Monday\n")
j DONE_SWITCH_MAIN
CASE_3: addi $t0,$0,3
bne $s0,$t0,CASE_4
write_string("Today is Tuesday\n")
j DONE_SWITCH_MAIN
CASE_4: addi $t0,$0,4
bne $s0,$t0,CASE_5
write_string("Today is Wednesday\n")
j DONE_SWITCH_MAIN
CASE_5: addi $t0,$0,5
bne $s0,$t0,CASE_6
write_string("Today is Thursday\n")
j DONE_SWITCH_MAIN
CASE_6: addi $t0,$0,6
bne $s0,$t0,CASE_7
write_string("Today is Friday\n")
j DONE_SWITCH_MAIN
CASE_7: addi $t0,$0,7
bne $s0,$t0,DEFAULT
write_string("Today is Saturday\n")
j DONE_SWITCH_MAIN
DEFAULT:
write_string("Invalid Day\n")
DONE_SWITCH_MAIN:...
#do while
bne $s0,$t1,WHILE
DONE_WHILE_MAIN: ...