37 lines
532 B
NASM
37 lines
532 B
NASM
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.section data $0x1000 {
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factorial:
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cmplt %r0, $2
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jnz factorial_one
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push %r0
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sub %r0, $1
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call factorial
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pop %r0
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mul %status, %r0
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jmp factorial_end
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factorial_one:
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mov %status, $1
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factorial_end:
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ret
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main:
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mov %r0, $6
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call factorial
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cmpeq %status, $720
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jz fail
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mov %status, $0
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jmp end
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fail:
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mov %status, $1
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end:
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halt
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.export main
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}
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.meta {
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entry: main
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}
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