mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-27 15:08:05 +11:00
forth: Word-ified "(print)"
This commit is contained in:
parent
42abbe75aa
commit
d1f572d2ed
@ -696,16 +696,36 @@ EMIT:
|
||||
.dw $-EMIT
|
||||
.db 7
|
||||
PRINT:
|
||||
.dw compiledWord ; a
|
||||
; BBR mark
|
||||
.dw DUP ; a a
|
||||
.dw .getc ; a c
|
||||
.dw DUP ; a c f
|
||||
.dw CSKIP ; a c
|
||||
; zero, end of string
|
||||
.dw FBR
|
||||
.db 12
|
||||
.dw EMIT ; a
|
||||
.dw NUMBER ; a 1
|
||||
.dw 1
|
||||
.dw PLUS ; a+1
|
||||
.dw BBR
|
||||
.db 21
|
||||
; FBR mark
|
||||
.dw DROP
|
||||
.dw DROP
|
||||
.dw EXIT
|
||||
|
||||
; Yes, very much like C@, but it has already been Forth-ified...
|
||||
.getc:
|
||||
.dw nativeWord
|
||||
pop hl
|
||||
call chkPS
|
||||
.loop:
|
||||
ld a, (hl) ; load character to send
|
||||
or a ; is it zero?
|
||||
jp z, next ; if yes, we're finished
|
||||
call PUTC
|
||||
inc hl
|
||||
jr .loop
|
||||
ld l, (hl)
|
||||
ld h, 0
|
||||
push hl
|
||||
jp next
|
||||
|
||||
|
||||
.db "C,"
|
||||
.dw $-PRINT
|
||||
|
Loading…
Reference in New Issue
Block a user