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forth: Forth-ify "TOWORD"

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Virgil Dupras 4 år sedan
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c1693c6256
3 ändrade filer med 9 tillägg och 18 borttagningar
  1. Binär
      emul/forth/z80c.bin
  2. +2
    -17
      forth/forth.asm
  3. +7
    -1
      forth/icore.fs

Binär
emul/forth/z80c.bin Visa fil


+ 2
- 17
forth/forth.asm Visa fil

@@ -875,26 +875,11 @@ NOT:
push hl
jp next

; ( -- c )
; C< DUP 32 CMP 1 - SKIP? EXIT DROP TOWORD
.db "TOWORD"
.dw $-NOT
.db 6
TOWORD:
.dw compiledWord
.dw CIN
.dw DUP
.dw ISWS
.dw CSKIP
.dw EXIT
.dw DROP
.dw TOWORD
.dw EXIT

.fill 73
.fill 100

.db "(parsed)"
.dw $-TOWORD
.dw $-NOT
.db 8
PARSED:
.dw nativeWord


+ 7
- 1
forth/icore.fs Visa fil

@@ -78,12 +78,18 @@
HERE @ 1 + HERE !
;

: TOWORD
BEGIN
C< DUP WS? NOT IF EXIT THEN DROP
AGAIN
;

( Read word from C<, copy to WORDBUF, null-terminate, and
return, make HL point to WORDBUF. )
: WORD
( JTBL+30 == WORDBUF )
[ JTBL 30 + @ LITN ] ( a )
TOWORD ( a c )
_c TOWORD ( a c )
BEGIN
( We take advantage of the fact that char MSB is
always zero to pre-write our null-termination )


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