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Inline SCPY
I'm planning a string reform and it's standing in the way.
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parent
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commit
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3
blk/058
3
blk/058
@ -5,9 +5,6 @@ LIT -- Write a LIT entry. You're expected to write
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LIT< x -- Read following word and write to HERE as a
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string literal.
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S= a1 a2 -- f Returns whether string a1 == a2.
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SCPY a -- Copy string at addr a into HERE, without
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NULL termination.
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6
blk/367
6
blk/367
@ -1,6 +0,0 @@
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: SCPY
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BEGIN ( a )
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C@+ ( a+1 c )
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?DUP NOT IF DROP EXIT THEN
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C, ( a c )
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AGAIN ;
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4
blk/368
4
blk/368
@ -1,5 +1,7 @@
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: +! TUCK @ + SWAP ! ;
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: [entry] ( w -- )
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H@ SWAP SCPY ( h )
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H@ SWAP
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BEGIN C@+ ( w+1 c ) ?DUP IF C, 0 ELSE 1 THEN UNTIL DROP
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H@ SWAP - ( sz )
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( write prev value )
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H@ CURRENT @ - ,
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4
blk/369
4
blk/369
@ -1,11 +1,7 @@
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( Words here until the end of the low part, unlike words
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preceeding them, aren't immediately needed for boot. But its
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better to have as many words as possible in the xcomp part. )
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: IMMEDIATE
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CURRENT @ 1-
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DUP C@ 128 OR SWAP C! ;
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: IMMED? 1- C@ 0x80 AND ;
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: +! TUCK @ + SWAP ! ;
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: -^ SWAP - ;
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: / /MOD NIP ;
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: MOD /MOD DROP ;
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2
blk/399
2
blk/399
@ -1,9 +1,9 @@
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: LIT< WORD 34 , BEGIN C@+ DUP C, NOT UNTIL DROP ; IMMEDIATE
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: BEGIN H@ ; IMMEDIATE
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: AGAIN COMPILE (br) H@ - _bchk , ; IMMEDIATE
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: UNTIL COMPILE (?br) H@ - _bchk , ; IMMEDIATE
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: [ INTERPRET ; IMMEDIATE
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: ] R> DROP ;
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: LIT< WORD 34 , SCPY 0 C, ; IMMEDIATE
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: LITA 36 , , ;
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: COMPILE ' LITA ['] , , ; IMMEDIATE
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: [COMPILE] ' , ; IMMEDIATE
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BIN
emul/forth.bin
BIN
emul/forth.bin
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