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3aa681ceca
The ":" now takes care of scanning for ";". Conceptually, having ";" as an immediate word is slightly simpler than the approach in this commit, but when bootstrapping is involved, this simpler approach gets murkier. Moreover, it got even murkier-er when trying to de-stabilize EXIT, so here we are.
17 lines
406 B
Plaintext
17 lines
406 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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: LIT"
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COMPILE (s) H@ 0 C, ,"
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DUP H@ -^ 1- ( a len ) SWAP C!
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; IMMEDIATE
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