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eefbf66e95
When writing the xcomp documentation, I realized that with careful threading and by accepting a bit of code duplication in the xcomp toolset, I could de-stabilize a couple of words. (n) and EXIT are a bit trickier, but I think it can be done. It would be nice to get rid of stable wordrefs...
13 lines
325 B
Plaintext
13 lines
325 B
Plaintext
: IF ( -- a | a: br cell addr )
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COMPILE (?br) H@ 1 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@ -^ _bchk SWAP ( a-H a ) C!
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; IMMEDIATE
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: ELSE ( a1 -- a2 | a1: IF cell a2: ELSE cell )
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COMPILE (br)
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1 ALLOT
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[COMPILE] THEN
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H@ 1- ( push a. 1- for allot offset )
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; IMMEDIATE
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