16 lines
305 B
Plaintext
16 lines
305 B
Plaintext
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: +! SWAP OVER @ + SWAP ! ;
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: -^ SWAP - ;
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: ALLOT HERE +! ;
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: IF ( -- a | a: br cell addr )
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COMPILE (?br)
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H@ ( push a )
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2 ALLOT ( br cell allot )
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; IMMEDIATE
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: THEN ( a -- | a: br cell addr )
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DUP H@ -^ SWAP ( a-H a )
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!
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; IMMEDIATE
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