29 lines
404 B
NASM
29 lines
404 B
NASM
.section data $0x1000 {
|
|
factorial:
|
|
cmplt %r0, $2
|
|
jnz factorial_one
|
|
|
|
push %r0
|
|
sub %r0, $1
|
|
call factorial
|
|
pop %r0
|
|
mul %status, %r0
|
|
jmp factorial_end
|
|
|
|
factorial_one:
|
|
mov %status, $1
|
|
factorial_end:
|
|
ret
|
|
|
|
main:
|
|
mov %r0, $5
|
|
call factorial
|
|
halt
|
|
|
|
.export main
|
|
}
|
|
|
|
.meta {
|
|
entry: main
|
|
}
|