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3d2dc041fb
Instead of having wordref point to core word routines, I made them into word 4 word types. It liberates space into the stable ABI and should make porting to other arches easier. I'm also thinking of combining word type with the namelen field for precious bytes saving, but not now...
16 lines
576 B
Plaintext
16 lines
576 B
Plaintext
( Now we have "as late as possible" stuff )
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: _bchk DUP 0x7f + 0xff > IF LIT< br-ovfl (print) ABORT THEN ;
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: DO COMPILE 2>R H@ ; IMMEDIATE
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: LOOP COMPILE (loop) H@ - _bchk , ; IMMEDIATE
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( LEAVE is implemented in low xcomp )
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: LITN COMPILE (n) , ;
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( gets its name at the very end. can't comment afterwards )
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: _ BEGIN LIT< ) WORD S= UNTIL ; IMMEDIATE
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: _ ( : will get its name almost at the very end )
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(entry) 1 ( compiled ) C,
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BEGIN
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WORD FIND
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IF ( is word ) DUP IMMED? IF EXECUTE ELSE , THEN
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ELSE ( maybe number ) (parse) LITN THEN
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AGAIN ;
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