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45 lines
792 B
45 lines
792 B
4 years ago
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; using a coroutine as a generator
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(spawn r15 fibo)
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(ld r0 20)
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(:next)
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(ld r1 @r15) ; Read a yielded value
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(call printnum r1)
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(lds @cout ", ")
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(dec r0)
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(j.nz :next)
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(ld @cout '\n')
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(halt)
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(proc fibo
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(ld r0 0)
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(ld r1 1)
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(:x)
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(yield r1)
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(add r2 r0 r1)
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(ld r0 r1)
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(ld r1 r2)
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(j :x)
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)
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(proc printnum num
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(mkbf r15)
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(ld r1 num)
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(tst r1 (<0? (mul r1 -1)))
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(:next)
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(mod r0 r1 10)
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(add r0 '0')
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(bfrpush @r15 r0)
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(div r1 10 (z?
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(tst num (<0? (bfrpush @r15 '-')))
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(lds @cout @r15)
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(del @r15)
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(ret)))
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(j :next)
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)
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)
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